1 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5 (*floatsisf2_sse_vector): Likewise.
7 2007-09-09 Krister Walfridsson <cato@df.lth.se>
9 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
11 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.h (ix86_tune_indices): Rename
14 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
15 (TARGET_USE_VECTOR_CONVERTS): Updated.
16 * config/i386/i386.c: Likewise.
18 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
19 Nigel Stephens <nigel@mips.com>
21 * doc/invoke.texi (Overall Options): Add .sx file extension
23 * cppspec.c (known_suffixes): Likewise.
24 * gcc.c (default_compilers): Likewise.
26 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
29 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
30 * simplify-rtx.c (simplify_relational_operation_1): Add the
31 canonicalization from i386.h.
32 * doc/md.texi (Canonicalization of Instructions): Document it.
34 2007-09-09 Jan Hubicka <jh@suse.cz>
35 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
37 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
38 (TARGET_USE_VECTOR_CONVERTS): New.
39 * i386.md: New post-reload splitters for converting SF to DF and DF to
41 (floatsi* expander): Special case vector conversions.
42 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
43 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
44 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
45 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
46 Disable when doing vector converts.
47 (floatsi<mode>2_i387): Disable when
48 * sse.md (vec_dupv2df): Export.
49 * i386.c (ix86_tune_features): Enable SSE conversions.
51 2007-09-09 Richard Guenther <rguenther@suse.de>
53 * tree-ssa-operands.c (add_virtual_operand): Only mark
54 stores as has_volatile_ops if alias information is not available.
56 2007-09-09 Revital Eres <eres@il.ibm.com>
58 * doc/contrib.texi: Add myself.
60 2007-09-09 Ira Rosen <irar@il.ibm.com>
62 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
63 stmt_vinfo_set_outside_of_loop_cost): New functions.
64 * tree-vect-transform.c (vect_get_cost_fields): Remove.
65 (vect_model_simple_cost): Call
66 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
67 field instead of calling vect_get_cost_fields.
68 (vect_model_store_cost, vect_model_load_cost): Likewise.
70 2007-09-09 Revital Eres <eres@il.ibm.com>
72 * config/rs6000/rs6000.c (paired_init_builtins): Add const
73 declaration to bdesc_paired_preds variable.
74 (paired_expand_builtin): Likewise.
76 2007-09-09 Revital Eres <eres@il.ibm.com>
78 * dbgcnt.def (sms_sched_loop): New counter.
79 * modulo-sched.c: Use sms_sched_loop instead of
80 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
81 perform swing modulo scheduling on. Include dbgcnt.h.
82 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
83 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
85 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
88 Substitute all uses with ...
89 (MODEF): New mode iterator.
91 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
92 from pre-regalloc define_insn_and_split splitter pattern.
93 (*fix_trunc<mode>_i387_1): Ditto.
95 (*fist<mode>2_1): Ditto.
96 (frndintxf2_floor): Ditto.
97 (*fist<mode>2_floor_1): Ditto.
98 (frndintxf2_ceil): Ditto.
99 (*fist<mode>2_ceil_1): Ditto.
100 (frndintxf2_trunc): Ditto.
101 (frndintxf2_mask_pm): Ditto.
103 (prologue): Use (const_int 0) as never generated filler insn.
105 (sibcall_epilogue): Ditto.
106 (eh_return_si): Ditto.
107 (eh_return_di): Ditto.
109 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
110 using MODEF mode iterator.
111 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
112 using MODEF mode iterator.
113 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
114 using MODEF mode iterator.
115 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
116 Macroize expander using MODEF mode iterator.
118 (zero_extendsidi2): Remove operand constraints from expander.
119 (smuldi3_highpart): Ditto.
120 (indirect_jump): Ditto.
123 * config/i386/sse.md (storentv4sf): Ditto.
124 (storentv2df): Ditto.
125 (storentv2di): Ditto.
127 (sse2_cvtpd2ps): Ditto.
128 (vec_interleave_highv16qi): Ditto.
129 (vec_interleave_lowv16qi): Ditto.
130 (vec_interleave_highv8hi): Ditto.
131 (vec_interleave_lowv8hi): Ditto.
132 (vec_interleave_highv4si): Ditto.
133 (vec_interleave_lowv4si): Ditto.
134 (vec_interleave_highv2di): Ditto.
135 (vec_interleave_lowv2di): Ditto.
136 (sse2_maskmovdqu): Ditto.
137 * config/i386/mmx.md (mmx_maskmovq): Ditto.
139 2007-09-09 Ira Rosen <irar@il.ibm.com>
141 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
142 (struct _slp_tree, struct _slp_instance): Define new data structures
143 along macros for their access.
144 (struct _loop_vec_info): Define new fields: strided_stores,
145 slp_instances, and slp_unrolling_factor along macros for their access.
146 (enum slp_vect_type): New.
147 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
149 (STMT_VINFO_STRIDED_ACCESS): New macro.
150 (vect_free_slp_tree): Declare.
151 (vectorizable_load): Add an argument of type slp_tree.
152 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
153 vectorizable_assignment): Likewise.
154 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
155 Declare (make extern).
156 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
157 (new_loop_vec_info): Likewise.
158 (destroy_loop_vec_info): Free memory allocated for SLP structures.
159 * tree-vect-analyze.c: Include recog.h.
160 (vect_update_slp_costs_according_to_vf): New.
161 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
162 functions. For not pure SLP stmts with strided access check that the
163 group size is power of 2. Update the vectorization factor according to
164 SLP. Call vect_update_slp_costs_according_to_vf.
165 (vect_analyze_group_access): New.
166 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
167 (vect_free_slp_tree): New functions.
168 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
169 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
170 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
171 vect_detect_hybrid_slp): Likewise.
172 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
173 and vect_detect_hybrid_slp.
174 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
175 SLP costs into account.
176 (vect_get_cost_fields): New function.
177 (vect_model_simple_cost): Make extern, add SLP parameter and handle
179 (vect_model_store_cost, vect_model_load_cost): Likewise.
180 (vect_get_constant_vectors): New function.
181 (vect_get_slp_vect_defs, vect_get_slp_defs,
182 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
183 vect_get_vec_defs): Likewise.
184 (vectorizable_reduction): Don't handle SLP for now.
185 (vectorizable_call): Don't handle SLP for now. Add argument to
186 vect_model_simple_cost.
187 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
188 get SLPed and vectorized defs). Fix indentation and spacing.
189 (vectorizable_assignment): Handle SLP.
190 (vectorizable_induction): Don't handle SLP for now.
191 (vectorizable_operation): Likewise.
192 (vectorizable_type_demotion): Add argument to
193 vect_model_simple_cost.
194 (vectorizable_type_promotion): Likewise.
195 (vectorizable_store, vectorizable_load): Handle SLP.
196 (vectorizable_condition): Don't handle SLP for now.
197 (vect_transform_stmt): Add a new argument for SLP. Check that there is
198 no SLP transformation required for unsupported cases. Add SLP
199 argument for supported cases.
200 (vect_remove_stores): New function.
201 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
202 (vect_transform_loop): Schedule SLP instances.
203 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
205 2007-09-09 Andrew Haley <aph@redhat.com>
207 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
210 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
212 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
213 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
214 Similar for what label_refs can go in the JUMP_TARGET field. Split
215 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
216 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
217 REG_LABEL when replacing an operand with a LABEL_REF for a
219 (subst_reloads): When replacing a LABEL_REG with a register,
220 instead of generating a REG_LABEL note, assert that there already
221 is one or that the label is a known target for the insn.
222 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
223 note, check the JUMP_LABEL field. Remove "else" after return.
224 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
225 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
226 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
227 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
228 insns. Iterate over all notes; don't assume there's only one.
229 * cse.c (recorded_label_ref): Adjust comment to refer to
231 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
232 insns, not just NONJUMP_INSN_P.
233 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
235 * jump.c (rebuild_jump_labels): Adjust head comment.
236 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
237 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
238 (mark_all_labels): For JUMP_P insns without a target, check if the
239 the target is noted on the previous nonjump insn.
240 (mark_jump_label_1): New function, guts from mark_jump_label.
241 <case IF_THEN_ELSE>: Handle first operand as a non-target when
242 marking jump target labels.
243 <case LABEL_REF>: Adjust for whether to generate a
244 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
245 For 'E' format rtl, iterate in descending element order.
246 (delete_related_insns): Handle both REG_LABEL_TARGET and
247 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
248 reference count, delete and fallthrough. Move finding-next-
249 non-deleted insn last in the function. Look at all INSN_P insns
250 for REG_LABEL_OPERAND notes.
251 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
253 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
254 JUMP_LABEL, output the INSN_UID of it.
255 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
256 and/or REG_LABEL_TARGET.
257 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
258 with jump.c copy by only adding notes for labels actually
259 referenced in the insn.
260 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
261 usage count increment; handle all INSN_P trial insns.
262 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
264 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
265 REG_LABEL_TARGET and REG_LABEL_OPERAND.
266 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
268 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
269 JUMP_P insns and REG_LABEL_OPERAND everywhere.
270 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
272 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
273 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
274 REG_LABEL_OPERAND notes.
275 * reload1.c (calculate_needs_all_insns): Adjust comments.
276 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
277 * config/alpha/alpha.md (split for load of an address into a
278 four-insn sequence on Unicos/Mk): Adjust to use
280 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
282 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
285 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
286 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
287 FOR_BB_INSNS_SAFE instead of for loop.
288 * cse.c (cse_extended_basic_block): Likewise.
289 * postreload.c (reload_cse_regs_1): New variable next. Make sure
290 that the for loop does not invoke NEXT_INSN on a deleted insn.
291 * function.c (instantiate_virtual_regs): Likewise.
292 * lower-subreg.c (remove_retval_note): Likewise.
293 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
295 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
297 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
298 insn, if it's a jump.
299 (try_redirect_by_replacing_jump): New variable jump_p. Call
300 tablejump_p before delete_insn_chain.
301 * reload1.c (reload): New variable next. Make sure that the for
302 loop does not invoke NEXT_INSN on a deleted insn.
303 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
304 (delete_output_reload): New variable prev. Make sure the the for
305 loops do not invoke PREV_INSN on a deleted insn.
307 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
309 * pa/constraints.md: Remove 'X' from unused letters comment.
311 2007-09-08 Richard Guenther <rguenther@suse.de>
313 * tree-tailcall.c (find_tail_calls): If we don't have aliases
314 computed check stmt_ann->references_memory instead of counting
317 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
319 * cse.c (fold_rtx): Use validate_unshare_change() instead of
320 validate_change() in one more case.
322 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
324 PR tree-optimization/32283
325 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
326 estimated_loop_iterations.
327 (determine_use_iv_cost_condition): Decrease cost of expressions
328 used in iv elimination.
330 2007-09-08 Richard Guenther <rguenther@suse.de>
332 * tree-cfg.c (verify_gimple_expr): Avoid building new
333 pointer types, use TYPE_POINTER_TO if available instead.
335 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
338 PR rtl-optimization/26449
339 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
340 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
342 (mulv16qi3): Implement as define_insn_and_split pattern instead of
343 define_expand. Split insn in split1 pass.
346 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
348 PR tree-optimization/33301
349 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
352 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
354 PR tree-optimization/32183
355 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
357 * tree-ssa-reassoc.c: Include cfgloop.h.
358 (is_reassociable_op): Add a loop argument and return true only
360 (linearize_expr): Updated.
361 (should_break_up_subtract): Likewise.
362 (linearize_expr_tree): Likewise.
363 (init_reassoc): Call loop_optimizer_init with
364 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
366 (fini_reassoc): Call loop_optimizer_finalize.
368 2007-09-07 Sterling Augustine <sterling@tensilica.com>
370 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
371 if there is no i-cache.
373 2007-09-07 Richard Guenther <rguenther@suse.de>
376 2007-09-06 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/32586
379 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
380 folding if nothing changed.
381 (simplify_unary_expression): New function. Do tree combining
382 on conversion like codes.
383 (try_to_simplify): Call it.
385 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
388 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
389 (__gthread_active,__gthread_start, __gthread_active_init): New.
390 * gthr-posix95.h: Likewise.
392 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
394 * function.h (struct function): Rename calls_unwind_init
395 to saves_all_registers.
396 (current_function_saves_all_registers): Renamed from
397 current_function_calls_unwind_init.
398 * reload1.c (reload): Set current_function_saves_all_registers.
399 * except.c (expand_builtin_unwind_init): Likewise.
400 * config/m68k/m68k.c (m68k_save_reg): Use
401 current_function_saves_all_registers to save pic register.
403 2007-09-07 Janis Johnson <janis187@us.ibm.com>
405 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
406 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
408 Reapply reverted changes:
410 2007-09-06 Jan Hubicka <jh@suse.cz>
412 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
415 2007-09-06 Richard Sandiford <richard@codesourcery.com>
417 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
418 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
420 2007-09-05 Janis Johnson <janis187@us.ibm.com>
422 * optabs.c (expand_float): Convert unsigned integer as signed only
423 if it provides sufficient accuracy; add mode argument to real_2expN.
424 (expand_fix): Fix comment typos; extend binary float into mode
425 wider than destination for converion to unsigned integer; add mode
426 argument to real_2expN.
427 * real.c (real_2expN): Add mode argument to special-case decimal
429 * real.h (real_2expN): Ditto.
430 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
432 (fixed_from_string): Ditto.
433 (fixed_to_decimal): Ditto.
434 (fixed_convert_from_real): Ditto.
435 (real_convert_from_fixed): Ditto.
436 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
437 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
438 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
439 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
441 2007-09-07 Diego Novillo <dnovillo@google.com>
443 * tree-flow.h (const_block_stmt_iterator): Remove.
444 Update all users to use block_stmt_iterator.
445 * tree-iterator.h (const_tree_stmt_iterator): Remove.
446 Update all users to use tree_stmt_iterator.
448 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
450 * config/mips/mips.c (mips_set_current_function): Temporarily
451 make this a no-op to fix bootstrap errors, pending rewrite.
453 2007-09-07 Jan Hubicka <jh@suse.cz>
455 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
458 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
460 PR tree-optimization/33299
461 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
462 uses for all relevant loop-exit phis, not just the first.
464 2007-09-07 Richard Guenther <rguenther@suse.de>
467 * tree-ssa-operands.c (access_can_touch_variable): An access
468 of the form (*p)[0] can touch a variable of same size.
470 2007-09-07 Jan Hubicka <jh@suse.cz>
472 * passes.c (init_optimization_passes): Add simple dce and addressable
474 * tree-ssa.c (execute_update_addresses_taken): New function.
475 (pass_update_address_taken): New.
476 * tree-ssa-dse.c (execute_simple_dse): New function.
477 (pass_simple_dse): New.
478 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
480 2007-09-07 Tobias Burnus <burnus@net-b.de>
483 * doc/invoke.texi: Fix -Wstrict-overflow= table.
485 2007-09-07 Richard Guenther <rguenther@suse.de>
488 2007-09-06 Richard Guenther <rguenther@suse.de>
490 PR tree-optimization/32586
491 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
492 folding if nothing changed.
493 (simplify_unary_expression): New function. Do tree combining
494 on conversion like codes.
495 (try_to_simplify): Call it.
497 2007-09-07 Richard Guenther <rguenther@suse.de>
498 Uros Bizjak <ubizjak@gmail.com>
500 PR tree-optimization/32821
501 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
502 NULL in the call to set_bb_stmt_list.
504 2007-09-07 Richard Sandiford <richard@codesourcery.com>
506 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
507 float calls here, rather than leaving some to the caller.
508 Use call_internal_direct and call_value_internal_direct.
509 * config/mips/mips.md (call_internal_direct): New pattern.
510 (call_value_internal_direct): Likewise.
512 2007-09-07 Richard Sandiford <richard@codesourcery.com>
514 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
515 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
517 (override_options): Set mips_base_move_loop_invariants.
519 2007-09-07 Richard Sandiford <richard@codesourcery.com>
521 * config/mips/mips.opt (mcode-readable=): Move to keep list
524 2007-09-07 Richard Sandiford <richard@codesourcery.com>
526 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
527 and -mgpopt options. Adjust the -G documentation to match.
528 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
529 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
530 function, split out from mips_classify_symbol. Return false for
532 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
533 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
534 (override_options): Check whether the -mgpopt setting is consistent
535 with the other flags.
536 (symbolic_expression_p): Delete.
537 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
538 and default_elf_select_rtx_section.
539 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
540 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
541 external data and TARGET_EXTERN_SDATA.
543 2007-09-07 Tobias Burnus <burnus@net-b.de>
546 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
548 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
550 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
551 FOR_BB_INSNS_SAFE instead of for loop.
552 * cse.c (cse_extended_basic_block): Likewise.
553 * postreload.c (reload_cse_regs_1): New variable next. Make sure
554 that the for loop does not invoke NEXT_INSN on a deleted insn.
555 * function.c (instantiate_virtual_regs): Likewise.
556 * lower-subreg.c (remove_retval_note): Likewise.
557 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
559 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
561 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
562 insn, if it's a jump.
563 (try_redirect_by_replacing_jump): New variable jump_p. Call
564 tablejump_p before delete_insn_chain.
565 * reload1.c (reload): New variable next. Make sure that the for
566 loop does not invoke NEXT_INSN on a deleted insn.
567 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
568 (delete_output_reload): New variable prev. Make sure the the for
569 loops do not invoke PREV_INSN on a deleted insn.
571 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
573 * cgraphbuild.c (rebuild_cgraph_edges): Export.
574 * cgraph.h (rebuild_cgraph_edges): Declare.
575 * tree-pass.h (pass_expand_omp_ssa): New.
576 * omp-low.c (find_omp_clause): Export.
577 (copy_var_decl): Split from omp_copy_decl_2.
578 (build_omp_barrier): Return the call to emit instead of emitting
580 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
582 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
583 expand_omp_for_generic, expand_omp_for_static_nochunk,
584 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
585 Adapted to work on SSA form.
586 (execute_expand_omp): Do not invalidate dominance information.
587 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
588 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
589 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
591 (force_gimple_operand): Allow gimplifying code expressions without
593 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
594 * common.opt (fopenmp-ssa): New.
595 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
596 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
597 * tree-cfg.c: Include tree-inline.h.
598 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
599 (replace_by_duplicate_decl, replace_ssa_name,
600 mark_virtual_ops_in_region): New functions.
601 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
603 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
604 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
607 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
609 * tree-loop-linear.c: Include obstack.h.
610 (linear_transform_loops): New obstack lambda_obstack.
611 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
612 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
614 * lambda.h (struct obstack): New forward declaration.
615 (lambda_linear_expression_new): New parameter of type struct
617 (lambda_loopnest_new): Likewise.
618 (lambda_loopnest_transform): Likewise.
619 (lambda_body_vector_new): Likewise.
620 (lambda_body_vector_compute_new): Likewise.
621 (gcc_loopnest_to_lambda_loopnest): Likewise.
622 (lambda_loopnest_to_gcc_loopnest): Likewise.
623 * lambda-code.c: Include obstack.h.
624 (lambda_lattice_new): New parameter lambda_obstack. Use it for
626 (lambda_body_vector_new): Likewise.
627 (lambda_linear_expression_new): Likewise.
628 (lambda_lattice_new): Likewise.
629 (lambda_loopnest_new): Likewise. Additionally use obstack to
630 allocate LN_LOOPS(ret).
631 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
632 it to lambda_lattice_new.
633 (lambda_body_vector_compute_new): New parameter lambda_obstack.
634 Pass it to lambda_body_vector_new.
635 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
636 it to lambda_lattice_new.
637 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
638 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
639 (lambda_compute_target_space): Likewise.
640 (lambda_compute_auxillary_space): New parameter lambda_obstack.
641 Pass it to lambda_lattice_compute_base and
642 compute_nest_using_fourieer_motzkin.
643 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
644 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
645 and lambda_lattice_compute_target_space.
646 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
647 Pass it to lambda_linear_expression_new.
648 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
649 to gcc_tree_to_linear_expression.
650 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
651 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
652 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
653 Pass it to lambda_body_vector_new and
654 lambda_body_vector_compute_new.
655 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
656 (lambda-code.o): Likewise.
658 2007-09-06 Chao-ying Fu <fu@mips.com>
660 * ginclude/stdfix.h: New file.
661 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
662 (convert.o): Add dependence on fixed-value.h.
663 * c-convert.c (convert): Support FIXED_POINT_TYPE.
664 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
665 to define fixed-point constants.
666 (c_cpp_builtins): Define fixed-point constants.
667 * convert.c (fixed-value.h): New include.
668 (convert_to_real): Update comment to include fixed-point.
669 Support FIXED_POINT_TYPE.
670 (convert_to_integer): Update comment to include fixed-point.
671 Support FIXED_POINT_TYPE.
672 (convert_to_complex): Support FIXED_POINT_TYPE.
673 (convert_to_fixed): New function.
674 * convert.h (convert_to_fixed): Declare.
675 * genopinit.c: Add comment about $Q for only fixed-point modes.
676 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
677 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
678 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
679 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
680 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
681 usneg_optab for fixed-point modes.
682 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
684 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
685 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
686 unsigned saturation optabs, when type is saturating.
687 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
688 (expand_fixed_convert): New function.
689 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
690 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
691 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
692 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
693 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
694 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
696 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
697 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
698 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
699 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
700 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
702 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
703 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
704 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
705 fractuns, satfractuns.
706 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
707 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
708 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
709 OTI_ssmsub_widen, OTI_usmsub_widen.
710 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
711 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
712 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
713 umsub_widen_optab, usmsub_widen_optab): Define.
714 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
716 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
718 (expand_fixed_convert): Declare.
719 * expr.c (convert_move): Support the move of fixed-point modes.
720 (emit_move_insn_1): Handle fixed-point mode to move via integer.
721 (categorize_ctor_elements_1): Handle FIXED_CST.
722 (count_type_elements): Handle FIXED_POINT_TYPE.
723 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
724 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
726 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
727 multiply and add/subtract for fixed-point types.
728 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
729 mode, we jump to binop directly.
730 Support FIXED_CONVERT_EXPR.
731 (do_store_flag): Check FIXED_CST to put a constant second.
732 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
733 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
734 (const_vector_from_tree): Support FIXED_CST.
735 * doc/extend.texi (Fixed-Point): New node.
736 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
737 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
738 satfract, fractuns, satfractuns): Document them.
740 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
742 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
743 addresses into I registers.
745 2007-09-06 Jan Hubicka <jh@suse.cz>
746 Andreas Tobler <a.tobler@schweiz.org>
748 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
750 (machopic_legitimize_pic_address): Likewise.
752 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
753 Jan Hubicka <jh@suse.cz>
755 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
756 instead of ufloat_optab->handlers directly.
757 (floatdidf2): Likewise.
759 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
761 * config/mips/mips.c: Include diagnostic.h.
762 (mips_set_current_function): Check errorcount and sorrycount
763 before generating RTL.
765 2007-09-06 Richard Sandiford <richard@codesourcery.com>
768 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
769 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
770 (print_operand_reloc): Likewise.
772 2007-09-06 Janis Johnson <janis187@us.ibm.com>
776 2007-09-06 Jan Hubicka <jh@suse.cz>
778 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
781 2007-09-06 Richard Sandiford <richard@codesourcery.com>
783 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
784 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
786 2007-09-05 Janis Johnson <janis187@us.ibm.com>
788 * optabs.c (expand_float): Convert unsigned integer as signed only
789 if it provides sufficient accuracy; add mode argument to real_2expN.
790 (expand_fix): Fix comment typos; extend binary float into mode
791 wider than destination for converion to unsigned integer; add mode
792 argument to real_2expN.
793 * real.c (real_2expN): Add mode argument to special-case decimal
795 * real.h (real_2expN): Ditto.
796 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
798 (fixed_from_string): Ditto.
799 (fixed_to_decimal): Ditto.
800 (fixed_convert_from_real): Ditto.
801 (real_convert_from_fixed): Ditto.
802 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
803 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
804 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
805 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
807 2007-09-06 Tom Tromey <tromey@redhat.com>
809 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
810 * c-pch.c (c_common_read_pch): Restore current location after
812 * tree.c (expand_location): Update.
813 (expr_filename): Changed return type. Unified the two cases.
814 (expr_lineno): Likewise.
815 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
817 * toplev.c (line_table): Changed type.
818 (general_init): Update.
819 (realloc_for_line_map): New function.
820 (general_init): Allocate line_table using GC.
821 * fix-header.c (line_table): Changed type.
822 (read_scan_file): Update.
823 (read_scan_file): Update.
824 * c-ppoutput.c (maybe_print_line): Update.
825 (print_line): Update.
826 (cb_line_change): Update.
828 (pp_file_change): Update.
829 * c-opts.c (c_common_init_options): Update.
830 (finish_options): Update.
831 (push_command_line_include): Update.
832 * c-lex.c (cb_line_change): Update.
833 (cb_def_pragma): Update.
836 (c_lex_with_flags): Use cpp_get_token_with_location.
837 * input.h (line_table): Changed type.
838 (location_from_locus): New macro.
839 * tree.h (EXPR_FILENAME): No longer an lvalue.
840 (EXPR_LINENO): Likewise.
841 (expr_locus, set_expr_locus): Declare separately for
843 (expr_filename, expr_lineno): Changed return type.
844 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
845 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
846 (expand_gimple_basic_block): Likewise.
847 * final.c (final_scan_insn): Use expanded_location.
849 2007-09-06 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/32586
852 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
853 folding if nothing changed.
854 (simplify_unary_expression): New function. Do tree combining
855 on conversion like codes.
856 (try_to_simplify): Call it.
857 * builtins.c (fold_builtin_cexp): Fold the built expressions.
858 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
860 2007-09-06 Jan Hubicka <jh@suse.cz>
863 * cse.c (fold_rtx): Avoid invalid sharing.
865 2007-09-06 Richard Sandiford <richard@codesourcery.com>
867 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
868 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
870 2007-09-06 Revital Eres <eres@il.ibm.com>
872 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
873 Fix offsettable memory reference for 750CL.
875 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
877 * reload.c (find_reloads_address_1): Try to preserve original
878 base/index regclass of operands.
879 * regrename.c (scan_rtx_address): Likewise.
880 (replace_oldest_value_addr): Likewise.
882 2007-09-06 Richard Guenther <rguenther@suse.de>
884 PR tree-optimization/33302
885 * domwalk.c (walk_dominator_tree): The exit block is
886 interesting even if it is not reachable.
888 2007-09-06 Richard Sandiford <richard@codesourcery.com>
891 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
893 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
895 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
898 2007-09-05 Ian Lance Taylor <iant@google.com>
900 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
902 (dump_generic_node): Likewise.
903 * print-rtl.c (print_decl_name): Likewise.
904 * print-tree.c (print_node_brief): Likewise.
905 (print_node): Likewise.
906 * Makefile.in (RTL_BASE_H): Add alias.h.
909 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
911 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
913 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
914 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
916 2007-09-06 Jie Zhang <jie.zhang@analog.com>
918 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
919 (tm_defines): Define UCLIBC_DEFAULT to 1.
920 (extra_options): Add linux.opt.
921 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
922 (CRT_CALL_STATIC_FUNCTION): Likewise.
923 (NO_IMPLICIT_EXTERN_C): Likewise.
924 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
925 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
926 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
927 (ENDFILE_SPEC): Don't define.
928 (LIB_SPEC): Likewise.
929 (CRT_CALL_STATIC_FUNCTION): Likewise.
930 (NO_IMPLICIT_EXTERN_C): Likewise.
931 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
932 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
934 2007-09-06 Jan Hubicka <jh@suse.cz>
936 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
939 2007-09-06 Jan Hubicka <jh@suse.cz>
941 * opts.c (common_handle_option): Enable inlining functions for
944 2007-09-06 Jakub Jelinek <jakub@redhat.com>
946 * builtin-attrs.def (ATTR_NONNULL_3): New.
947 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
948 ATTR_NOTHROW_NONNULL_##FA.
949 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
950 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
951 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
952 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
953 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
954 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
955 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
957 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
958 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
959 ATTR_FORMAT_NOTHROW_3_4): Remove.
960 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
961 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
962 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
963 instead of ATTR_FORMAT_*_*.
965 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
967 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
968 parts re-used for REG_FRAME_RELATED_EXPR.
970 2007-09-05 Janis Johnson <janis187@us.ibm.com>
972 * optabs.c (expand_float): Convert unsigned integer as signed only
973 if it provides sufficient accuracy; add mode argument to real_2expN.
974 (expand_fix): Fix comment typos; extend binary float into mode
975 wider than destination for converion to unsigned integer; add mode
976 argument to real_2expN.
977 * real.c (real_2expN): Add mode argument to special-case decimal
979 * real.h (real_2expN): Ditto.
980 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
982 (fixed_from_string): Ditto.
983 (fixed_to_decimal): Ditto.
984 (fixed_convert_from_real): Ditto.
985 (real_convert_from_fixed): Ditto.
986 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
987 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
988 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
989 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
991 2007-09-05 Ian Lance Taylor <iant@google.com>
993 * init-regs.c (initialize_uninitialized_regs): Call
994 emit_insn_before rather than add_insn_before.
996 2007-09-05 Jakub Jelinek <jakub@redhat.com>
998 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
999 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1000 * tree-inline.h (copy_body_data): Add call_expr field.
1001 * tree-inline.c (expand_call_inline): Initialize call_expr.
1002 (copy_bb): Append anonymous inline fn arguments to arguments
1003 when inlining a CALL_EXPR_VA_ARG_PACK call.
1004 * builtins.c (expand_builtin): Issue an error if
1005 BUILT_IN_VA_ARG_PACK is seen during expand.
1006 (fold_call_expr, fold_builtin_call_array): Don't fold
1007 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1008 __builtin_va_arg_pack () call as last argument.
1009 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1010 function is __builtin_va_arg_pack (), decrease number of call
1011 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1012 * expr.c (expand_expr_real_1): Issue an error if
1013 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1014 * tree-pretty-print.c (dump_generic_node): Handle printing
1015 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1016 * doc/extend.texi (__builtin_va_arg_pack): Document.
1018 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1020 PR tree-optimization/21513
1021 * builtins.c (build_builtin_expect_predicate): New function.
1022 (fold_builtin_expect): Add argument for expected value.
1023 Distribute __builtin_expect over short-circuiting operations.
1024 Fold nested builtin_expects.
1025 (fold_builtin_2): Adjust call to fold_builtin_expect.
1027 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1030 PR tree-optimization/13756
1031 * doc/invoke.texi (Options That Control Optimization): Document
1034 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1036 * gcc/config/i386/cpuid.h: New file.
1037 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1038 (describe_cache): Shrink size and line strings to 100 bytes.
1039 (detect_caches_amd): Return "" for unsupported max_ext_level.
1040 Use __cpuid function.
1041 (detect_caches_intel): Return "" for unsupported max_level.
1042 Use __cpuid function.
1043 (host_detect_local_cpu): Change feature flag variables to
1044 unsigned int. Initialize only extended feature flag variables.
1045 Use __get_cpuid_max to determine max supported cpuid level.
1046 Use __cpuid function to determine supported features. Fix
1047 calculation of family id. Remove is_amd and check signature
1048 directly. Check for Geode signature. Handle family 4 id.
1049 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1050 cpu discovery code to lower part of the function.
1051 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1052 for sub-architecture.
1053 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1054 [PROCESSOR_K8]: Add k8-sse3 architecture.
1055 [PROCESSOR_NOCONA]: Remove.
1056 [PROCESSOR_GENERIC64]: Ditto.
1057 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1058 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1059 to check for SSE and FXSAVE support.
1060 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1061 Add -minline-all-stringops.
1062 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1063 (x86_64-*-*): Ditto.
1065 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1067 * config/bfin/linux-unwind.h: New file.
1068 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1069 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1071 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1073 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1074 * stmt.c: Include alloc-pool.h.
1075 (struct case_node): Remove GTY marker.
1076 (add_case_node): New parameter case_node_pool. Use it for
1078 (expand_case): New allocation pool case_node_pool. Initialize it,
1079 pass to add_case_node and free it.
1081 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1082 David Ung <davidu@mips.com>
1083 Nigel Stephens <nigel@mips.com>
1085 Add mips16/nomips16 function attributes and -mflip-mips16 option
1086 for testing mixed-mode compilation.
1088 * config/mips/mips.opt (mflip-mips16): New.
1090 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1091 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1093 * config/mips/mips.c (mips_base_target_flags): New.
1094 (mips_base_mips16): New.
1095 (mips_base_schedule_insns): New.
1096 (mips_base_reorder_blocks_and_partition): New.
1097 (mips_base_align_loops): New.
1098 (mips_base_align_jumps): New.
1099 (mips_base_align_functions): New.
1100 (mips16_flipper): New.
1101 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1102 (TARGET_SET_CURRENT_FUNCTION): Define.
1103 (mips_mips16_type_p, mips_nomips16_type_p): New.
1104 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1105 (mips_function_ok_for_sibcall): Make it deal with functions with
1107 (mips_init_split_addresses): New, split out from override_options.
1108 (mips_init_relocs): New, split out from override_options.
1109 (was_mips16_p): New.
1110 (mips_set_mips16_mode): New, split out from override_options.
1111 (mips_set_current_function): New.
1112 (override_options): Add sorry for unsupported mips16/pic
1113 combination. Remove error for mips16/dsp combination. Save
1114 base option settings.
1115 (mips_file_start): Move mips16 mode setting output from here....
1116 (mips_output_function_prologue): ....to here.
1117 (mips_output_mi_thunk): Check for mips16 function.
1118 (build_mips16_function_stub): Don't set .mips16 here.
1119 (build_mips16_call_stub): Likewise.
1120 (mips_expand_builtin): Error in mips16 mode.
1121 (mips_use_mips16_mode_p): New.
1122 (mips_encode_section_info): Check for mips16 function, and set
1123 SYMBOL_REF_FLAGS accordingly.
1125 * doc/extend.texi (Function Attributes): Document new
1126 mips16/nomips16 attributes.
1127 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1128 (MIPS Options): Document -mflip-mips16.
1130 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1132 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1133 if we encounter TLS address in MIPS16 mode.
1134 (mips_legitimize_const_move): Check cannot_force_const_mem for
1135 the (const (plus symbol offset)) case; this forces invalid TLS
1136 address in MIPS16 mode to be caught by the above call to sorry.
1137 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1138 because that now enables emutls, which is not ABI compatible
1139 with native TLS in non-MIPS16 mode.
1141 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1143 Add target hook invoked when cfun changes.
1145 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1146 * target.h (struct gcc_target): Add set_current_function.
1147 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1148 (TARGET_INITIALIZER): Add initializer for set_current_function.
1149 * tree.h (push_struct_function): New.
1150 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1152 (set_cfun): Declare.
1153 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1155 (push_function_context_to): Use allocate_struct_function
1156 to create null context, not init_dummy_function_start. Use set_cfun.
1157 (pop_function_context_from): Use set_cfun.
1158 (in_dummy_function): New.
1159 (invoke_set_current_function_hook): New.
1161 (push_cfun, pop_cfun): Use set_cfun.
1162 (push_struct_function): New.
1163 (allocate_struct_function): Call invoke_set_current_function_hook
1165 (prepare_function_start): Don't set cfun here. Remove unused
1166 argument; fix all callers.
1167 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1168 push_struct_function.
1169 (init_function_start): Set cfun here.
1170 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1171 * omp-low.c (create_omp_child_function): Use push_struct_function
1172 and pop_cfun to save/restore state.
1173 (expand_omp_parallel): Remove unused saved_cfun variable.
1174 * cgraphunit.c (ipa_passes): Use set_cfun.
1175 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1176 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1177 * matrix-reorg.c (transform_allocation_sites): Likewise.
1178 (matrix_reorg): Use set_cfun.
1179 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1180 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1181 assignment to cfun; use set_cfun for the other.
1182 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1183 (dump_function_to_file): Use push_cfun/pop_cfun here.
1184 * c-decl.c (finish_function): Use set_cfun.
1186 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1188 * regrename.c (rerename_optimize): Use deferred rescanning and
1189 insert explicit calls to rescan insns when changed.
1191 2007-09-05 Jan Hubicka <jh@suse.cz>
1193 * optabs.c (libfunc_entry): Change optab to integer.
1194 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1195 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1196 of pointers for hashing.
1198 2007-09-05 Jan Hubicka <jh@suse.cz>
1200 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1202 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1203 * see.c (pass_see): Likewise.
1204 * tracer.c (pass_tracer): Likewise.
1205 * postreload-gcse.c (pass_gcse2): Likewise.
1206 * postreload.c (pass_postreload_cse): Likewise.
1207 * mode-switching.c (pass_mode_switching): Likewise.
1208 * modulo-sched.c (pass_sms): Likewise.
1209 * cse.c (cse_insn): Likewise.
1210 * web.c (pass_web): Likweise.
1211 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1212 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1213 * loop-init.c (pass_rtl_loop_init): Likewise.
1214 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1215 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1216 * global.c (pass_global_alloc): Likewise.
1217 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1218 pass_if_after_reload): Likewise.
1219 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1220 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1221 * regmove.c (pass_regmove): Likewise.
1222 * function.c (pass_thread_prologugues_epilogues): Likewise.
1223 * gcse.c (pass_gcse): Likewise.
1224 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1225 * lower-subreg.c (pass_lower_subreg2): Likewise.
1226 * bt-load.c (pass_branch_target_load): Likewise.
1227 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1228 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1229 * combine.c (pass_combine): Likewise.
1230 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1231 (pass_partition_blocks): Likewise.
1232 * var-tracking.c (pass_variable_track): Likewise.
1233 * reg-stack.c (pass_stack_regs_run): Likewise.
1234 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1235 * passes.c (pass_postreload): Likewise.
1236 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1237 * tree-pass.h (TODO_verify_rtl_sharing): New.
1238 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1239 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1240 TODO_set_props, TODO_df_finish, TODO_df_verify,
1241 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1243 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1245 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1246 fold_real_zero_addition_p, reorder_operands_p,
1247 div_if_zero_remainder, fold_undefer_overflow_warnings,
1248 int_binop_types_match_p, fold_convert_const_int_from_int,
1249 fold_convert_const_int_from_real,
1250 fold_convert_const_int_from_fixed,
1251 fold_convert_const_real_from_real,
1252 fold_convert_const_real_from_fixed,
1253 fold_convert_const_fixed_from_fixed,
1254 fold_convert_const_fixed_from_int,
1255 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1256 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1257 debug_fold_checksum, multiple_of_p): Constify.
1258 * tree-flow-inline.h (get_lineno): Likewise.
1259 * tree-flow.h (get_lineno): Likewise.
1260 * tree-object-size.c (compute_object_offset, addr_object_size,
1261 alloc_object_size, pass_through_call): Likewise.
1262 * tree-pretty-print.c (op_symbol, print_call_name,
1263 print_struct_decl, do_niy): Likewise.
1264 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1265 debug_fold_checksum): Likewise.
1267 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1270 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1271 note, remove the associated REG_RETVAL note.
1273 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1275 * config.gcc (powerpc*-*-*): Install
1276 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1277 * config/rs6000/spu2vmx.h: New header.
1278 * config/rs6000/si2vmx.h: New header.
1279 * config/rs6000/vec_types.h: New header.
1281 2007-09-05 Ben Elliston <bje@au.ibm.com>
1283 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1285 2007-09-05 Ben Elliston <bje@au.ibm.com>
1287 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1289 (__stdcx): Make asm volatile.
1290 (__stwcx, __stdcx): Return only 0 or 1.
1292 2007-09-05 Jan Hubicka <jh@suse.cz>
1296 2007-09-04 Jan Hubicka <jh@suse.cz>
1297 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1299 2007-09-04 Richard Guenther <rguenther@suse.de>
1300 * tree-ssa-operands.c (add_virtual_operand): Only mark
1301 stores as has_volatile_ops if alias information is not available.
1303 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1305 * config/rs6000/tramp.asm: Include config.h.
1306 Check __PIC__ or __pic__ macro instead of SHARED.
1308 PR rtl-optimization/32300
1309 * see.c (see_copy_insn): New function.
1310 (see_def_extension_not_merged, see_merge_one_use_extension,
1311 see_merge_one_def_extension): Use it. Avoid changing
1312 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1313 into sequences. Call df_insn_delete on temporary insns
1314 that won't be emitted into the insn stream.
1315 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1316 and run df_process_deferred_rescans () before run_fast_dce.
1318 PR tree-optimization/33017
1319 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1320 recurse for pure or const function calls.
1322 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1324 * c-format.c: Include alloc-pool.h.
1325 (check_format_info_main): New argument fwt_alloc. Use allocation
1326 pool instead of GC. Remove GC deallocation code.
1327 (check_format_arg): Create allocation pool, pass it to
1328 check_format_info_main and free it afterwards.
1329 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1331 2007-09-05 Ben Elliston <bje@au.ibm.com>
1333 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1334 Rename count macro arugment for clarity.
1335 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1336 (__protected_stream_set): Likewise, pass 0.
1338 2007-09-04 Jan Hubicka <jh@suse.cz>
1340 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1342 2007-09-04 Jan Hubicka <jh@suse.cz>
1344 * invoke.texi (-finline-small-functions): Document.
1345 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1346 when deciding what is inlinable.
1347 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1348 (cgraph_decide_inlining_of_small_function): Handle new flags.
1349 (cgraph_decide_inlining_incrementally): Likewise.
1350 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1351 * common.opt (finline-small-functions): New.
1352 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1354 2007-09-04 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa-operands.c (add_virtual_operand): Only mark
1357 stores as has_volatile_ops if alias information is not available.
1359 2007-09-04 Andrew Haley <aph@redhat.com>
1361 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1363 2007-09-04 Andrew Haley <aph@redhat.com>
1365 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1366 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1367 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1369 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1372 * common.opt: Mention ABI version 2 in comment.
1374 2007-09-04 Jan Hubicka <jh@suse.cz>
1376 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1377 (libfunc_entry): New structure.
1378 (libfunc_hash): New hashtable.
1379 (hash_libfunc): New function.
1380 (eq_libfunc): New function.
1381 (convert_optab_libfunc): New function.
1382 (optab_libfunc): New function.
1383 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1384 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1385 expand_float, expand_fix, new_optab, new_convert_optab):
1386 Update for new libfunc API.
1387 (init_libfunc, init_integral_libfuncs,
1388 init_floating_libfuncs, init_interclass_conv_libfuncs
1389 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1390 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1391 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1392 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1393 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1394 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1395 gen_extend_conv_libfunc): New.
1396 (init_one_libfunc): Revamp for hashtables.
1397 (set_conv_libfunc): Likewise.
1398 (init_optabs): Initialize hashtable; use lazy initialization where
1400 * optabs.h (optab_handlers): Move out of GGC.
1401 (optab, convert_optab): Move out of GGC; add lazy gen info.
1402 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1403 (optab_libfunc, convert_optab_libfunc): New.
1404 * builtins.c (expand_builtin_powi): Update for new API.
1405 * expr.c (convert_move): Likewise.
1406 * expmed.c (expand_divmod): Likewise.
1408 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1410 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1411 GOT pointer only if there is a constant pool. Use the allocated space
1414 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1416 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1419 2007-09-04 Revital Eres <eres@il.ibm.com>
1420 Richard Guenther <rguenther@suse.de>
1421 R. Clint Whaley <whaley@cs.utsa.edu>
1423 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1425 * tree-tailcall.c (process_assignment): Use -fassociative-math
1426 when reodering operands of floating-point type.
1427 * fold-const.c (fold_comparison, fold_binary): Use
1428 -fassociative-math and -freciprocal-math instead of
1429 -funsafe-math-optimization flag.
1430 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1431 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1432 -freciprocal-math instead of -funsafe-math-optimizations.
1433 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1434 -fassociative-math when -ffast-math is set.
1435 (set_unsafe_math_optimizations_flags): New Function
1436 to set -freciprocal-math and -fassociative-math when
1437 -funsafe-math-optimizations is set.
1438 (common_handle_option): Call it.
1439 * tree-vectorizer.c (vect_is_simple_reduction): Use
1440 -fassociative-math when doing reduction on floats.
1441 * loop-unroll.c (analyze_insn_to_expand_var): Use
1442 -fassociative-math when expanding an accumulator of type float.
1443 * simplify-rtx.c (simplify_binary_operation_1): Use
1444 -fassociative-math and -freciprocal-math when reordeing operands
1445 of floating-point type.
1446 * combine.c (combine_simplify_rtx): Likewise.
1447 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1449 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1451 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1454 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1456 2007-09-04 Jan Hubicka <jh@suse.cz>
1458 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1460 2007-09-04 Jan Hubicka <jh@suse.cz>
1462 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1463 and corresponding MATCH_DUP.
1465 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1468 * combine.c (subst): Do not try to simplify X if it represents load
1469 of FP constant from the constant pool via float extension.
1471 2007-09-04 Ben Elliston <bje@au.ibm.com>
1473 * c-opts.c: Include "tm_p.h".
1474 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1476 2007-09-04 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/33291
1479 * tree-pretty-print.c (dump_generic_node): Dump all
1480 qualifiers for pointer types, not only first. Dump
1481 qualifiers for aggregate types as well.
1482 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1483 use the canonical type for building ARRAY_REFs.
1484 * gimplify.c (canonicalize_addr_expr): Clean up. The
1485 correct validness check is compatibility of the pointer
1486 types. Always use the canonical type for building
1487 ARRAY_REFs and ADDR_EXPRs.
1488 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1489 change that disabled propagation of ADDR_EXPRs into statements
1492 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1494 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1495 (umulsi3_highpart): Make into expanders; existing insns are
1496 now named *[insn]_nov6. Add stars to existing [insn]_v6
1497 counterparts' names.
1499 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1501 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1502 (unprotoize.o): Remove SHLIB_MULTILIB.
1504 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1506 * doc/extend.texi: Document progmem attribute for AVR.
1508 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1511 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1513 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1515 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1518 * optabs.c: Remove unnecessary forward declarations.
1519 (expand_unop_direct): New, broken out of expand_unop.
1520 (expand_doubleword_clz): New.
1521 (expand_ctz): Move above expand_ffs. Use
1522 start_sequence, end_sequence, add_equal_note, and
1523 expand_unop_direct. Add more commentary.
1524 (expand_ffs): Try both ctz optab and expand_ctz.
1525 Generate a test and branch if the hardware doesn't give us
1526 a useful value for input zero. Style improvements similar to
1529 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1531 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1533 * config.gcc: Delete stanza for arm-semi-aof and
1534 armel-semi-aof targets.
1535 * config/arm/arm-protos.h
1537 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1538 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1539 delete aof_pic_label and remove mention of AOF in comments.
1540 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1542 * config/arm/semiaof.h
1543 * config/arm/t-semi: Delete file.
1545 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1547 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1548 CONST_CAST_BB): New macros for type-specific casts.
1549 (CONST_CAST): Add a TYPE parameter and define it in terms of
1552 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1553 * c-lex.c (cb_ident, lex_string): Likewise,
1554 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1555 * config/i386/i386.c (ix86_function_regparm,
1556 ix86_function_sseregparm): Use CONST_CAST_TREE.
1557 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1559 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1560 give_switch, set_multilib_dir): Likewise,
1561 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1562 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1563 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1564 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1565 * prefix.c (update_path): Likewise,
1566 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1567 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1568 * tree-cfg.c (tree_can_merge_blocks_p,
1569 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1570 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1571 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1572 (attribute_list_contained): Use CONST_CAST_TREE.
1574 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1576 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1578 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1581 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1582 before forcing them into a register.
1584 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1586 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1587 rather than define_code_macro.
1589 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1591 * gcc.c (xputenv): New function.
1592 (putenv_from_prefixes): Use xputenv instead of putenv.
1593 (process_command): Use xputenv instead of putenv.
1594 (set_collect_gcc_options): Use xputenv instead of putenv.
1595 (main): Use xputenv instead of putenv.
1597 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1599 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1600 availability of swap instruction.
1601 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1603 2007-09-03 Revital Eres <eres@il.ibm.com>
1605 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1608 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1609 Ayal Zaks <zaks@il.ibm.com>
1610 Revital Eres <eres@il.ibm.com>
1612 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1613 compute_split_row): New functions.
1614 (ps_unschedule_node): Remove.
1615 (normalize_sched_times): Iterate over the already scheduled
1616 insns instead of the number of nodes.
1617 (MAX_SPLIT_NUM): New definition.
1618 (sms_schedule_by_order): Change the scheduling heuristic to
1619 avoid useless increases of initiation interval ii.
1620 (get_sched_window): Add dump printouts.
1622 2007-09-02 David Daney <ddaney@avtrex.com>
1624 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1625 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1626 (optab, insn): Add more attributes.
1627 (fetchop_bit): New code macro.
1628 (immediate_insn): New code macro attribute.
1629 (sync): Change condition to ISA_HAS_SYNC.
1630 (rdhwr): Change predicate for operand 0 to register_operand.
1631 (memory_barrier): New expand.
1632 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1633 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1634 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1635 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1636 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1637 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1638 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1639 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1640 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1642 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1643 Hans-Peter Nilsson <hp@axis.com>
1645 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1646 Defined to describe availability and behavior of CLZ.
1647 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1648 * config/cris/cris.opt: Tweak comment for "-metrax4".
1649 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1650 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1651 (count_leading_zeros): Define.
1653 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1655 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1657 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1660 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1663 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1665 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1666 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1667 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1668 sched-deps.c, sched-int.h, system.h, target.h,
1669 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1670 tree.def: Fix comment typos.
1672 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1674 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1675 (override_options): Turn on -mstrict-align on non-ColdFire
1677 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1679 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1681 * c-common.c (const_strip_array_types): Delete.
1682 * c-common.h (const_strip_array_types): Likewise.
1683 * emit-rtl.c (const_next_insn, const_previous_insn,
1684 const_next_nonnote_insn, const_prev_nonnote_insn,
1685 const_next_real_insn, const_prev_real_insn,
1686 const_next_active_insn, const_prev_active_insn, const_next_label,
1687 const_prev_label): Delete.
1688 * gimple-low.c (block_may_fallthru): Use expr_last.
1689 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1690 * rtl.h (const_previous_insn, const_next_insn,
1691 const_prev_nonnote_insn, const_next_nonnote_insn,
1692 const_prev_real_insn, const_next_real_insn,
1693 const_prev_active_insn, const_next_active_insn, const_prev_label,
1694 const_next_label): Delete.
1695 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1696 * system.h (CONST_CAST): Update comment.
1697 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1698 (const_first_stmt, const_last_stmt): Delete.
1699 (tree_block_ends_with_condjump_p): Use last_stmt.
1700 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1701 * tree-iterator.c (const_expr_first, const_expr_last,
1702 const_expr_only): Delete.
1703 * tree.c (const_lookup_attribute): Likewise.
1704 (attribute_list_contained): Use lookup_attribute.
1705 * tree.h (const_lookup_attribute, const_expr_first,
1706 const_expr_last, const_expr_only): Delete.
1708 2007-09-01 Richard Guenther <rguenther@suse.de>
1710 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1711 instead of TREE_THIS_VOLATILE.
1712 * tree-ssa-operands.c (add_virtual_operand): Do not set
1713 has_volatile_ops. Do not check s_ann for NULL.
1714 (get_indirect_ref_operands): Likewise.
1715 (get_expr_operands): Likewise. For all reference trees
1716 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1717 check base of reference for TREE_THIS_VOLATILE.
1719 2007-09-01 Richard Guenther <rguenther@suse.de>
1721 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1722 between integral types. Also allow conversions between
1725 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1727 * optabs.c (prepare_float_lib_cmp): Use
1728 libgcc_cmp_return_mode instead of word_mode.
1729 * config/dfp-bit.h: Likewise.
1730 * config/fp-bit.h: Likewise.
1731 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1733 (spu_libgcc_shift_count_mode): New function.
1734 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1735 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1737 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1739 * tree-pretty-print.c: Include output.h.
1740 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1741 HOST_WIDE_INT_PRINT_DEC.
1742 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1744 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1746 PR rtl-optimization/33224
1747 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1748 to the analysed region.
1750 2007-08-31 Richard Guenther <rguenther@suse.de>
1752 * function.c (allocate_struct_function): Do not set
1753 current_function_returns_pointer.
1754 * function.h (struct var_refs_queue): Remove.
1755 (struct simple_obstack_stack): Likewise.
1756 (struct function): Remove fixup_var_refs_queue member.
1757 Remove returns_pointer flag.
1758 (current_function_returns_pointer): Remove define.
1760 2007-08-31 Nick Clifton <nickc@redhat.com>
1762 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1763 secondary keys in order to obtain a stable sort.
1765 2007-08-31 Nick Clifton <nickc@redhat.com>
1768 * config/m32r/constraints.md: Add W constraint for integer zero.
1769 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1770 Fix length calculation by using alternatives.
1772 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1774 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1775 split out from expand_binop.
1776 (avoid_expensive_constant): New function.
1777 (expand_binop_directly): Remove commutative_op argument and
1778 (expand_binop_directly): Remove commutative_op argument and
1779 call cummutative_optab_p instead. Do not change op0 or op1
1780 when swapping xop0 and xop1. Apply avoid_expensive_constant
1781 to each argument after potential swapping. Enforce the
1782 canonical order of commutative operands.
1783 (expand_binop): Use shift_optab_p and commutative_optab_p.
1784 Update the calls to expand_binop_directly. Only force constants
1785 into registers when widening an operation. Only swap operands
1786 once a direct expansion has been rejected.
1787 (expand_twoval_binop): Only force constants into registers when
1788 using a direct expansion.
1790 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1792 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1793 (sched_analyze_insn): Don't postprocess speculative dependencies when
1794 target has no scheduling.
1795 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1796 'uninitialized' warning.
1798 2007-08-31 Richard Guenther <rguenther@suse.de>
1800 * tree.c (build_complex_type): Always set TYPE_NAME for
1803 2007-08-31 Olivier Hainque <hainque@adacore.com>
1805 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1806 internal macro. Default alignment factor for csect directives, chosen
1807 to match what BIGGEST_ALIGNMENT allows.
1808 (DATA_SECTION_ASM_OP): Use it.
1809 * config/rs6000/rs6000.c
1810 (rs6000_xcoff_output_readonly_section_asm_op):
1811 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1812 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1814 2007-08-31 Olivier Hainque <hainque@adacore.com>
1816 * dbxout.c (dbxout_block): Move declaration within the first
1817 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1818 block to include the definition, together with the associated
1821 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1822 Revital Eres <eres@il.ibm.com>
1824 * doc/invoke.texi (-mpaired): Document flag.
1825 * config.gcc: Include paired.h in powerpc extra_headers and
1826 750cl.h in powerpc-*-linux*paired*.
1827 * config/rs6000/rs6000.opt (-mpaired): New flag.
1828 * config/rs6000/rs6000.c (paired_init_builtins,
1829 paired_expand_builtin, paired_expand_lv_builtin,
1830 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1831 New functions to support the paired single builtin functions.
1832 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1833 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1835 (bdesc_paired_preds): New structure for paired predicate
1837 (rs6000_expand_builtin): Expand paired single builtins.
1838 (rs6000_init_builtins): Init paired single builtins.
1839 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1840 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1841 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1842 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1843 (rs6000_vector_mode_supported_p): Support paired vector mode.
1844 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1845 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1847 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1848 (DATA_ALIGNMENT): Likewise.
1849 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1850 (rs6000_builtins): Add PAIRED builtins.
1851 * config/rs6000/rs6000.md: Include paired.md.
1852 * config/rs6000/paired.h: New.
1853 * config/rs6000/paired.md: New.
1854 * config/rs6000/750cl.h: New.
1855 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1857 2007-08-30 Ollie Wild <aaw@google.com>
1859 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1860 * gcc.c (default_compilers): Add -fno-directives-only to
1861 @assembler-with-cpp.
1863 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1867 * regclass.c (initial_fixed_regs): Revert previous change and make
1869 (initial_call_used_regs): Likewise.
1870 (initial_call_really_used_regs): Delete, reverting previous addition.
1871 (initial_reg_names): Likewise.
1872 (init_reg_sets): Revert previous change.
1873 (saved_fixed_regs): New.
1874 (saved_call_used_regs): New.
1875 (saved_call_really_used_regs): New.
1876 (saved_reg_names): New.
1877 (save_register_info): New.
1878 (restore_register_info): New.
1879 (init_reg_sets_1): Replace reset of register info with call to
1880 restore_register_info.
1881 * rtl.h (save_register_info): Declare.
1882 * toplev.c (backend_init): Call save_register_info.
1884 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1886 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1887 from the original statement.
1889 2007-08-30 Chao-ying Fu <fu@mips.com>
1891 * c-lex.c (interpret_fixed): Declare.
1892 (interpret_float): Process _Fract and _Accum.
1893 (interpret_fixed): New function.
1894 * final.c (output_addr_const): Process CONST_FIXED.
1895 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1896 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1898 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1900 (simplify_immed_subreg): Support CONST_FIXED.
1901 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1902 (simplify_subreg): Support CONST_FIXED.
1904 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1906 * config/rs6000/ppu_intrinsics.h: New file.
1907 * config.gcc (powerpc*-*-* <extra_headers>): Install
1910 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1912 * cfg.c (dump_flow_info): Change to also print entry and exit
1914 * print-rtl.c (print_rtl_single): Allow to print rtl with
1917 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1919 * df-core.h (df_dump_region): New function.
1920 * df.h (df_dump_region): New function.
1921 * loop-invariant.c (find_defs): Add call to df_dump_region.
1922 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1925 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1928 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1929 true if any of the compare_section_name calls returned true,
1930 rather than if any returned false.
1932 2007-08-30 Richard Guenther <rguenther@suse.de>
1934 PR tree-optimization/33199
1935 * tree-ssa-structalias.c (handle_lhs_call): New function.
1936 (find_func_aliases): In non-IPA mode make sure that for
1937 calls that return a pointer we add a constraint for the
1938 result to point to anything.
1940 2007-08-30 Richard Guenther <rguenther@suse.de>
1942 * doc/invoke.texi (-mveclibabi): Document new target option.
1943 * config/i386/i386.opt (-mveclibabi): New target option.
1944 * config/i386/i386.c (ix86_veclib_handler): Handler for
1945 vectorization library support.
1946 (override_options): Handle the -mveclibabi option, initialize
1947 the vectorization library handler.
1948 (ix86_builtin_vectorized_function): As fallback call the
1949 vectorization library handler, if set.
1950 (ix86_veclibabi_acml): New static function for ACML ABI style
1951 vectorization support.
1953 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1955 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1956 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1957 SImode and update m. Don't run gen_lowpart_common on arbitrary
1958 memory address, force it to register first.
1961 * dce.c (dce_process_block): Don't delete setters of
1962 artificially used registers.
1964 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1966 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1967 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1968 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1970 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1972 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1974 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1975 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1977 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * system.h: Activate -Wcast-qual as warning-only.
1981 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1984 * config/rs6000/rs6000.c (compare_section_name): New function.
1985 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1988 2007-08-29 Olivier Hainque <hainque@adacore.com>
1990 * xcoffout.c: #include debug.h.
1991 * Makefile.in (xcoffout.o): Add debug.h dependency.
1993 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1995 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1996 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1998 2007-08-29 Richard Guenther <rguenther@suse.de>
2000 * tree-pretty-print.c (dump_generic_node): Print
2001 label DECL_UID as D.%u.
2002 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2004 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2006 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2007 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2009 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2012 * tree.c (build_type_attribute_qual_variant): Set canonical types
2013 on the final, unqualified attribute variant before building the
2016 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2018 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2019 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2021 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2024 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2025 * config/bfin/bfin.md (composev2hi): Put operands into vector
2028 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2030 * config/bfin/bfin.md (composev2hi): Put operands into vector
2033 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2035 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2036 attribute when appropriate.
2037 (bfin_handle_l1_text_attribute): New.
2038 (bfin_handle_l1_data_attribute): New.
2039 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2040 l1_data_A and l1_data_B.
2041 * doc/extend.texi (node Function Attributes): Document l1_text
2043 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2044 l1_data_A and l1_data_B variable attributes.
2046 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2048 * config/bfin/bfin.opt (minline-plt): Add.
2049 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2050 call to global functions.
2051 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2052 (Blackfin Options): Document -minline-plt.
2054 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2056 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2057 given a non-function.
2058 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2060 2007-08-28 DJ Delorie <dj@redhat.com>
2062 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2064 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2068 2007-08-28 Richard Guenther <rguenther@suse.de>
2070 * tree.h (struct tree_function_decl): Increase size of
2071 function_code bitfield.
2073 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2074 Kazu Hirata <kazu@codesourcery.com>
2076 * gcc/config/m68k/linux.h
2077 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2078 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2079 (m68k_return_in_memory): New.
2080 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2083 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2086 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2087 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2088 operand) when top VEC_SELECT extracts scalar element.
2089 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2090 (*vec_extract_v4sf_mem): Ditto.
2092 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2095 * passes.c (init_optimization_passes): Move pass_df_finish
2096 after pass_postreload sublist.
2098 PR rtl-optimization/33148
2099 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2100 (neg (lt X 0)) if X has scalar int mode.
2103 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2104 initializer, use build_vector_from_ctor if possible to create
2105 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2106 even after this, return NULL.
2108 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2110 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2112 2007-08-28 Richard Guenther <rguenther@suse.de>
2114 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2115 (struct tree_function_decl): Make function_code a bitfield.
2116 Add disregard_inline_limits flag.
2117 * cgraphunit.c (cgraph_process_new_functions): Check
2118 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2119 (cgraph_preserve_function_body_p): Likewise.
2120 * ipa-inline.c (compute_inline_parameters): Likewise.
2121 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2122 for GNU C extern inline functions.
2123 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2124 * tree-inline.c (disregard_inline_limits_p): Remove.
2125 * tree-inline.h (disregard_inline_limits_p): Likewise.
2126 * c-common.c (handle_always_inline_attribute): Set
2127 DECL_DISREGARD_INLINE_LIMITS.
2128 * langhooks.c (add_builtin_function): Verify the function code
2129 fits in the bitfield.
2131 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2132 Vladimir Yanovsky <yanov@il.ibm.com>
2133 Revital Eres <eres@il.ibm.com>
2134 Andrey Belevantsev <abel@ispras.ru>
2136 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2138 * modulo-sched.c: Add documentation regarding do-loop.
2139 (doloop_register_get): Change number of arguments to support
2140 the new do-loop pattern and check whether COUNT_REG has no other
2141 occurences in the loop besides in the control part.
2142 (duplicate_insns_of_cycles): Do not duplicate the insn which
2143 changes count_reg as it is already adjusted.
2144 (generate_prolog_epilog): New argument to support the new
2145 do-loop pattern. Change the subtract instruction to use
2146 expand_simple_binop. Call duplicate_insns_of_cycles with new
2148 (sms_schedule): Call doloop_register_get and
2149 generate_prolog_epilog with new argument. Do not handle loops
2150 with single sets insns with subreg in their lhs.
2151 * loop-doloop.c (doloop_optimize): Support for another do-loop
2153 (doloop_condition_get): Gets an instruction instead of a pattern
2154 and change the return condition when the do-loop pattern is
2156 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2157 deps when considering to not create edges.
2159 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2161 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2164 2007-08-27 Jason Merrill <jason@redhat.com>
2167 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2168 zero-sized types after calling gimplify_modify_expr_rhs.
2170 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2172 * regclass.c (init_reg_autoinc): Fix typo.
2174 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2176 Fix PR tree-optimization/33173
2177 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2179 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2183 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2186 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2187 David Ung <davidu@mips.com>
2188 Nigel Stephens <nigel@mips.com>
2190 Separate target-specific initialization from general
2191 back-end initialization.
2193 * toplev.c (init_alignments): New, split out from...
2194 (process_options): ...here.
2195 (backend_init_target): New, split out from...
2196 (backend_init): ...here.
2197 (lang_dependent_init_target): New, split out from...
2198 (lang_dependent_init): ...here.
2199 (target_reinit): New.
2200 * toplev.h (target_reinit): Declare.
2201 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2202 now can be called more than once. Update comments.
2203 * expr.h (init_expr_target): Likewise.
2204 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2205 now can be called more than once. Explicitly zero
2206 static_reg_base_value.
2207 * emit-rtl.c (init_emit_regs): New, split out from...
2208 (init_emit_once): Here.
2209 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2210 non-const, so that changes from command-line arguments can overwrite
2211 values provided by the static initializers.
2212 (initial_call_really_used_regs): New, used similarly to the above.
2213 (initial_reg_names): Likewise.
2214 (last_mode_for_init_move_cost): Promoted function-local static to
2215 file-scope static to make it accessible outside init_move_cost.
2216 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2217 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2218 reg_names since it is needed for parsing command-line options.
2219 (init_move_cost): Use last_mode_for_init_move_cost instead of
2220 function-local static.
2221 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2222 call_really_used_regs now. Reinitialize reg_names. Also
2223 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2224 reg_class_superunion. Clear losing_caller_save_reg_set.
2225 Preserve global registers if called more than once. Reset
2226 move cost, may_move_in_cost, may_move_out_cost, and
2227 last_mode_for_init_move_cost.
2228 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2229 can now be invoked more than once. Update comments.
2230 (init_regs): Update comments.
2231 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2232 and initial_call_really_used_regs, instead of the non-initial
2233 variables. This allows us to save the command-line register settings
2234 after target reinitialization.
2235 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2236 * rtl.h (init_emit_regs): Declare.
2237 (init_reg_modes_target, init_alias_target): Renamed as described
2239 * reload1.c (init_reload): Update comments.
2240 * optabs.c (init_optabs): Likewise.
2241 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2243 2007-08-26 Chao-ying Fu <fu@mips.com>
2245 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2248 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2250 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2252 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2254 * bb-reorder.c (copy_bb_p): Likewise.
2255 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2256 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2257 block_ends_with_condjump_p): Likewise.
2258 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2259 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2260 block_ends_with_condjump_p): Likewise.
2261 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2262 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2263 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2264 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2265 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2266 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2267 debug_true_const_tree instad of debug_true_tree.
2268 * debug.c (do_nothing_debug_hooks): Likewise.
2269 * debug.h (ignore_block, debug_true_const_tree): Constify.
2270 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2271 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2272 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2273 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2274 dbx_reg_number, is_based_loc, field_type,
2275 simple_type_align_in_bits, simple_decl_align_in_bits,
2276 simple_type_size_in_bits, field_byte_offset, insert_float,
2277 type_tag, member_declared_type, is_redundant_typedef,
2278 secname_for_decl, is_inlined_entry_point): Likewise.
2279 * emit-rtl.c (const_next_insn, const_previous_insn,
2280 const_next_nonnote_insn, const_prev_nonnote_insn,
2281 const_next_real_insn, const_prev_real_insn,
2282 const_next_active_insn, const_prev_active_insn, const_next_label,
2283 const_prev_label): Likewise.
2284 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2286 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2287 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2288 sched_insn_is_legitimate_for_speculation_p): Likewise.
2289 * jump.c (reversed_comparison_code_parts,
2290 reversed_comparison_code, reversed_comparison, condjump_label):
2292 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2293 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2295 * rtl.h (const_previous_insn, const_next_insn,
2296 const_prev_nonnote_insn, const_next_nonnote_insn,
2297 const_prev_real_insn, const_next_real_insn,
2298 const_prev_active_insn, const_next_active_insn, const_prev_label,
2299 const_next_label, modified_between_p, modified_in_p,
2300 const_note_storeskeep_with_call_p, condjump_label,
2301 reversed_comparison, reversed_comparison_code,
2302 reversed_comparison_code_parts, memory_modified_in_insn_p,
2303 stack_regs_mentioned): Likewise.
2304 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2305 keep_with_call_p): Likewise.
2306 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2307 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2308 sd_lists_size, sd_lists_empty_p): Likewise.
2309 * sched-int.h (sched_insns_conditions_mutex_p,
2310 haifa_classify_insn, no_real_insns_p,
2311 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2312 sd_lists_size, sd_lists_empty_p): Likewise.
2313 * sdbout.c (sdb_debug_hooks): Likewise.
2314 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2315 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2316 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2318 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2319 tree_can_throw_internal): Likewise.
2320 * tree-flow-inline.h (phi_nodes): Likewise.
2321 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2322 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2323 * tree-gimple.c (const_get_call_expr_in): Likewise.
2324 * tree-gimple.h (const_get_call_expr_in): Likewise.
2325 * tree.c (const_lookup_attribute, attribute_list_equal,
2326 attribute_list_contained): Likewise.
2327 * tree.h (attribute_list_equal, attribute_list_contained,
2328 const_lookup_attribute): Likewise.
2329 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2331 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2333 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2334 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2336 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/alpha/constraints.md: Delete "svn:mime-type" property
2340 with svn propdel "svn:mime-type".
2342 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2345 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2346 non NOTE insn doesn't cross basic block.
2347 (noce_try_abs): Likewise.
2348 (noce_process_if_block): Likewise.
2350 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2353 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2354 operand without auto-inc-dec.
2355 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2356 offsettable_mem_operand.
2357 (floatunssidf2_internal): Same.
2358 (fix_truncdfsi2_internal): Same.
2359 (floatsidf_ppc64): Same.
2360 (floatunssidf_ppc64): Same.
2361 (fix_trunctfsi2_internal): Same.
2363 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2366 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2367 pass defines needed for version.c.
2369 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2371 * configure.ac (--debug-prefix-map check): Change assembler
2372 version presumed to have feature to 2.18.
2373 * configure: Regenerate.
2375 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * c-common.c (vector_types_convertible_p,
2378 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2379 self_promoting_args_p): Constify.
2380 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2381 c_promoting_integer_type_p, self_promoting_args_p,
2382 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2383 * c-decl.c (anon_aggr_type_p): Likewise.
2384 * * c-dump.c (dump_stmt): Likewise.
2385 * c-objc-common.c (has_c_linkage): Likewise.
2386 * c-tree.h (same_translation_unit_p): Likewise.
2387 * c-typeck.c (null_pointer_constant_p,
2388 tagged_types_tu_compatible_p, function_types_compatible_p,
2389 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2390 comptypes_internal, struct tagged_tu_seen_cache,
2391 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2392 c_size_in_bytes): Likewise.
2393 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2394 hash_ptr, eq_ptr): Likewise.
2395 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2396 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2397 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2398 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2400 * optabs.c (optab_for_tree_code): Likewise.
2401 * optabs.h (optab_for_tree_code): Likewise.
2402 * rtl.h (simplify_rtx): Likewise.
2403 * simplify-rtx.c (simplify_rtx): Likewise.
2404 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2405 dump_flag, dump_node): Likewise.
2406 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2407 queue_and_dump_type, dump_flag): Likewise.
2408 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2409 * tree-pass.h (dump_node): Likewise.
2410 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2411 supportable_narrowing_operation): Likewise.
2412 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2413 supportable_narrowing_operation): Likewise.
2414 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2415 is_negative_overflow_infinity, is_positive_overflow_infinity,
2416 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2417 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2418 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2419 ssa_name_nonzero_p, fp_predicate): Likewise.
2420 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2421 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2422 ssa_name_nonnegative_p): Likewise.
2424 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2426 * config.gcc : Add x86_64-elf target.
2428 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2430 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2432 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2433 Nigel Stephens <nigel@mips.com>
2437 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2438 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2439 * expr.c (SET_BY_PIECES_P): Define.
2440 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2441 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2442 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2444 * expr.h (SET_RATIO): Define.
2445 (can_store_by_pieces, store_by_pieces): Update prototypes.
2446 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2447 can_store_by_pieces/store_by_pieces.
2448 (expand_builtin_memcpy_args): Likewise.
2449 (expand_builtin_strncpy): Likewise.
2450 (expand_builtin_memset_args): Likewise. Also remove special case
2451 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2452 decide what to do instead.
2453 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2454 to can_store_by_pieces.
2456 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2457 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2459 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2460 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2461 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2462 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2463 (STORE_BY_PIECES_P): Define.
2465 2007-08-24 Tom Tromey <tromey@redhat.com>
2467 * varpool.c (varpool_last_needed_node): Fix comment typo.
2468 * c-decl.c (duplicate_decls): Fix comment typo.
2469 (clone_underlying_type): Update comment.
2471 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2473 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2474 alpha_in_small_data_p, alpha_split_complex_arg,
2475 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2477 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2478 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2480 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2481 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2482 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2483 * config/darwin.c (darwin_binds_local_p): Likewise.
2484 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2486 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2487 i386_pe_valid_dllimport_attribute_p): Likewise.
2488 * config/i386/i386.c (ix86_function_regparm,
2489 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2490 x86_can_output_mi_thunk, ix86_mangle_type,
2491 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2492 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2493 i386_pe_binds_local_p): Likewise.
2494 * config/ia64/ia64.c
2495 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2496 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2497 ia64_invalid_conversion, ia64_invalid_unary_op,
2498 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2500 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2501 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2502 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2503 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2504 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2505 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2506 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2507 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2508 * config/pa/pa.c (pa_commutative_p): Likewise.
2509 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2511 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2512 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2513 rs6000_use_blocks_for_constant_p,
2514 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2515 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2516 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2517 * config/s390/s390.c (s390_mangle_type,
2518 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2520 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2521 th_in_small_data_p): Likewise.
2522 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2523 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2525 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2526 sparc_mangle_type): Likewise.
2527 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2528 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2529 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2531 * hooks.c (hook_bool_mode_const_rtx_false,
2532 hook_bool_mode_const_rtx_true,
2533 hook_bool_const_tree_hwi_hwi_const_tree_false,
2534 hook_bool_const_tree_hwi_hwi_const_tree_true,
2535 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2536 hook_constcharptr_const_tree_null,
2537 hook_constcharptr_const_rtx_null,
2538 hook_constcharptr_const_tree_const_tree_null,
2539 hook_constcharptr_int_const_tree_null,
2540 hook_constcharptr_int_const_tree_const_tree_null): New.
2541 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2542 hook_bool_tree_hwi_hwi_tree_false,
2543 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2544 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2545 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2546 hook_constcharptr_int_tree_null,
2547 hook_constcharptr_int_tree_tree_null): Delete.
2548 (default_can_output_mi_thunk_no_vcall): Constify.
2549 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2550 hook_bool_tree_hwi_hwi_tree_false,
2551 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2552 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2553 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2554 hook_constcharptr_int_tree_null,
2555 hook_constcharptr_int_tree_tree_null): Delete.
2556 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2557 hook_bool_const_tree_hwi_hwi_const_tree_false,
2558 hook_bool_const_tree_hwi_hwi_const_tree_true,
2559 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2560 hook_constcharptr_const_tree_null,
2561 hook_constcharptr_const_rtx_null,
2562 hook_constcharptr_const_tree_const_tree_null,
2563 hook_constcharptr_int_const_tree_null,
2564 hook_constcharptr_int_const_tree_const_tree_null): New.
2565 (default_can_output_mi_thunk_no_vcall): Constify.
2566 * integrate.c (function_attribute_inlinable_p): Likewise.
2567 * integrate.h (function_attribute_inlinable_p): Likewise.
2568 * jump.c (rtx_renumbered_equal_p): Likewise.
2569 * output.h (decl_readonly_section, categorize_decl_for_section,
2570 default_use_anchors_for_symbol_p, default_binds_local_p,
2571 default_binds_local_p_1): Likewise.
2572 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2574 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2575 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2576 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2577 TARGET_COMP_TYPE_ATTRIBUTES,
2578 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2579 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2580 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2581 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2582 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2583 * target.h (can_output_mi_thunk, needs_block_p,
2584 first_cycle_multipass_dfa_lookahead_guard_spec,
2585 vector_alignment_reachable, comp_type_attributes,
2586 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2587 commutative_p, use_blocks_for_constant_p,
2588 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2589 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2590 invalid_within_doloop, valid_dllimport_attribute_p,
2591 split_complex_arg, invalid_arg_for_unprototyped_fn,
2592 invalid_conversion, invalid_unary_op, invalid_binary_op):
2594 * targhooks.c (default_invalid_within_doloop,
2595 hook_invalid_arg_for_unprototyped_fn,
2596 default_builtin_vector_alignment_reachable): Likewise.
2597 (hook_bool_rtx_commutative_p): Delete.
2598 (hook_bool_const_rtx_commutative_p): New.
2599 * targhooks.h (default_invalid_within_doloop,
2600 default_builtin_vector_alignment_reachable,
2601 hook_invalid_arg_for_unprototyped_fn): Constify.
2602 (hook_bool_rtx_commutative_p): Delete.
2603 (hook_bool_const_rtx_commutative_p): New.
2604 * varasm.c (bss_initializer_p, decl_default_tls_model,
2605 categorize_decl_for_section, decl_readonly_section,
2606 default_use_anchors_for_symbol_p, default_binds_local_p,
2607 default_binds_local_p_1): Constify.
2609 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2611 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2612 __NO_BUILTIN if -fno-builtin.
2614 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2616 * config/bfin/bfin.c (print_operand): Report error instead of
2617 ICE for wrong operand.
2619 2007-08-24 Michael Matz <matz@suse.de>
2621 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2623 2007-08-24 Richard Guenther <rguenther@suse.de>
2626 * tree-ssa.c (useless_type_conversion_p): Split into a
2627 recursive and a non-recursive part.
2628 (useless_type_conversion_p_1): New function.
2629 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2630 from maybe_fold_offset_to_reference is trivially convertible
2631 to the desired type before doing the simplification.
2633 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2635 * expr.c (store_expr): Optimize initialization of an array
2637 * expr.h (builtin_strncpy_read_str): New prototype.
2638 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2641 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2644 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2645 field when initializing if_info structure.
2647 2007-08-24 Richard Guenther <rguenther@suse.de>
2649 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2651 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2652 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2653 * tree-inline.c (inlinable_function_p): Fold in common parts of
2654 the cannot_inline_tree_fn langhook.
2655 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2656 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2657 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2658 cannot_inline_tree_fn langhook.
2659 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2660 cannot_inline_tree_fn member.
2662 2007-08-24 Richard Guenther <rguenther@suse.de>
2664 * expr.c (get_inner_reference): Do computation of bitoffset
2665 from offset in a way we can detect overflow reliably.
2667 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2669 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2671 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2673 * config/bfin/bfin.opt (mfast-fp): Add.
2674 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2675 libbffastfp override libgcc if -mfast-fp.
2676 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2677 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2678 (Blackfin Options): Document -mfast-fp.
2680 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2682 PR tree-optimization/32573
2684 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2685 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2686 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2687 (build_classic_dist_vector): Return false rather than true if
2688 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2689 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2690 returned false. Don't call save_dist_v before calling
2691 build_classic_dist_vector_1.
2692 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2693 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2694 DDR_DIR_VECTS vectors.
2696 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2698 * configure.ac (leb128): Modify sed statement to work with any
2699 binutils version string.
2700 * configure: Regenerate
2702 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2705 Wrap in RTX_CODE macro guard.
2706 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2707 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2708 arm_mark_dllimport, arm_pe_encode_section_info,
2709 arm_pe_unique_section): Use ISO-C function declarations.
2710 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2711 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2712 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2714 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2715 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2717 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2719 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2720 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2721 (register_move_cost): Use ISO-C function declarations.
2722 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2723 * config/score/score-protos.h (score_declare_object): Add
2725 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2727 * final.c (profile_function): Avoid empty if-bodies.
2730 * calls.c (must_pass_in_stack_var_size,
2731 must_pass_in_stack_var_size_or_pad): Constify.
2732 * config/alpha/alpha-protos.h (function_value): Likewise.
2733 * config/alpha/alpha.c (alpha_return_in_memory,
2734 alpha_pass_by_reference, function_value,
2735 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2736 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2738 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2739 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2740 TARGET_PROMOTE_PROTOTYPES): Likewise.
2741 * config/arm/arm-protos.h (arm_return_in_memory,
2742 arm_pad_arg_upward, arm_function_value): Likewise.
2743 * config/arm/arm.c (arm_pass_by_reference,
2744 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2745 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2746 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2748 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2749 * config/avr/avr-protos.h (avr_function_value): Likewise.
2750 * config/avr/avr.c (avr_return_in_memory,
2751 gas_output_limited_string, gas_output_ascii, avr_function_value,
2752 avr_return_in_memory): Likewise.
2753 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2754 * config/bfin/bfin.c (bfin_pass_by_reference,
2755 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2756 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2758 * config/cris/cris.c (cris_pass_by_reference,
2759 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2760 * config/crx/crx.c (crx_return_in_memory): Likewise.
2761 * config/darwin.c (function_base, machopic_function_base_name):
2763 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2764 TARGET_PROMOTE_PROTOTYPES): Likewise.
2765 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2766 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2767 * config/i386/i386-protos.h (ix86_return_in_memory,
2768 ix86_sol10_return_in_memory): Likewise.
2769 * config/i386/i386.c (ix86_function_value,
2770 ix86_function_sseregparm, ix86_must_pass_in_stack,
2771 type_natural_mode, classify_argument, examine_argument,
2772 construct_container, ix86_pass_by_reference, function_value_32,
2773 function_value_64, ix86_function_value_1, return_in_memory_32,
2774 return_in_memory_64, return_in_memory_ms_64,
2775 ix86_return_in_memory, ix86_sol10_return_in_memory,
2776 TARGET_PROMOTE_PROTOTYPES): Likewise.
2777 * config/ia64/ia64-protos.h (ia64_function_value,
2778 ia64_hpux_function_arg_padding): Likewise.
2779 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2780 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2781 ia64_hpux_function_arg_padding): Likewise.
2782 * config/iq2000/iq2000-protos.h (function_arg,
2783 iq2000_function_value): Likewise.
2784 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2785 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2786 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2787 function_arg, iq2000_function_value): Likewise.
2788 * config/m32c/m32c-protos.h (m32c_function_value,
2789 m32c_promote_function_return): Likewise.
2790 * config/m32c/m32c.c (m32c_pass_by_reference,
2791 m32c_promote_prototypes, m32c_promote_function_return,
2792 m32c_function_value): Likewise.
2793 * config/m32r/m32r.c (m32r_return_in_memory,
2794 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2795 m32r_in_small_data_p): Likewise.
2796 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2798 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2799 m68hc11_function_arg_padding): Likewise.
2800 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2801 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2802 m68k_function_value): Likewise.
2803 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2804 mcore_function_value): Likewise.
2805 * config/mcore/mcore.c (handle_structs_in_regs,
2806 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2807 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2808 mcore_num_arg_regs, mcore_function_value): Likewise.
2809 * config/mips/mips-protos.h (mips_pad_arg_upward,
2810 mips_function_value): Likewise.
2811 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2812 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2813 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2814 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2815 mips_function_value): Likewise.
2816 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2818 * config/mmix/mmix.c (mmix_pass_by_reference,
2819 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2820 mmix_encode_section_info): Likewise.
2821 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2823 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2824 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2825 mn10300_function_value): Likewise.
2826 * config/mt/mt-protos.h (mt_function_value): Likewise.
2827 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2828 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2829 * config/pa/pa-protos.h (function_arg_padding, function_value,
2830 pa_return_in_memory): Likewise.
2831 * config/pa/pa.c (pa_pass_by_reference,
2832 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2833 function_arg_padding, function_value, pa_return_in_memory):
2835 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2836 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2837 function_arg_padding): Likewise.
2838 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2839 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2840 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2841 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2842 function_arg_padding, altivec_expand_dst_builtin,
2843 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2844 altivec_init_builtins, rs6000_common_init_builtins,
2845 rs6000_function_value): Likewise.
2846 * s390/s390-protos.h (s390_function_value): Likewise.
2847 * config/s390/s390.c (s390_function_arg_size,
2848 s390_pass_by_reference, s390_return_in_memory,
2849 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2850 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2851 * config/score/score-protos.h (score_function_value): Likewise.
2852 * config/score/score.c (score_arg_partial_bytes,
2853 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2854 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2855 score_pass_by_reference, score_add_offset, score_function_value):
2857 * config/sh/sh-protos.h (sh_attr_renesas_p,
2858 sh_promote_prototypes): Likewise.
2859 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2860 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2861 sh_attr_renesas_p): Likewise.
2862 * config/sparc/sparc-protos.h (function_value,
2863 function_arg_padding): Likewise.
2864 * config/sparc/sparc.c (sparc_promote_prototypes,
2865 sparc_return_in_memory, sparc_pass_by_reference,
2866 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2867 function_arg_record_value_2, function_arg_record_value_1,
2868 function_arg_record_value, function_arg_record_value,
2869 function_arg_padding, function_value): Likewise.
2870 * config/spu/spu-protos.h (spu_function_value): Likewise.
2871 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2872 spu_function_value): Likewise.
2873 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2875 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2876 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2877 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2879 * config/v850/v850.c (v850_return_in_memory,
2880 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2881 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2882 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2883 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2884 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2886 * explow.c (promote_mode, hard_function_value): Likewise.
2887 * expr.h (hard_function_value, promote_mode): Likewise.
2888 * function.c (aggregate_value_p): Likewise.
2889 * hooks.c (hook_bool_const_tree_true): New.
2890 * hooks.h (hook_bool_const_tree_true): New.
2891 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2892 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2893 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2894 TARGET_RETURN_IN_MSB): Likewise.
2895 * target.h (promote_function_args, promote_function_return,
2896 promote_prototypes, return_in_memory, return_in_msb,
2897 pass_by_reference, must_pass_in_stack, callee_copies,
2898 function_value): Likewise.
2899 * targhooks.c (default_return_in_memory,
2900 hook_pass_by_reference_must_pass_in_stack,
2901 hook_callee_copies_named,
2902 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2903 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2904 default_function_value): Likewise.
2905 * targhooks.h (default_return_in_memory,
2906 hook_pass_by_reference_must_pass_in_stack,
2907 hook_callee_copies_named,
2908 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2909 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2910 default_function_value): Likewise.
2911 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2912 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2913 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2914 * tree.c (needs_to_live_in_memory): Likewise.
2915 * tree.h (struct tree_type, needs_to_live_in_memory,
2916 aggregate_value_p, must_pass_in_stack_var_size,
2917 must_pass_in_stack_var_size_or_pad): Likewise.
2918 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2919 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2920 lookup_filename): Likewise.
2922 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2926 fake fcomi i387 instruction for !TARGET_CMOVE.
2927 (ix86_expand_branch): Expand natural sequence with one jump for
2928 all targets, not only TARGET_CMOVE.
2929 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2930 pattern to implement fake fcomi sequence. Split instruction after
2931 reload to correct compare sequences.
2932 (*cmpfp_xf_cc): Ditto.
2933 (*cmpfp_<mode>_cc): Ditto.
2934 (*cmpfp_u_cc): Ditto.
2935 (*cmpfp_<mode>_cc): Ditto.
2937 2007-08-23 Richard Guenther <rguenther@suse.de>
2939 * tree-pretty-print.c (dump_generic_node): Annotate
2940 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2942 2007-08-23 Richard Guenther <rguenther@suse.de>
2944 * builtins.c (expand_builtin_mathfn): Wrap argument in
2945 save_expr directly instead of re-building the call.
2946 (expand_builtin_mathfn_2): Likewise.
2947 (expand_builtin_mathfn_3): Likewise.
2948 (expand_builtin_interclass_mathfn): Likewise.
2949 (expand_builtin_int_roundingfn): Set arg.
2950 (expand_builtin_int_roundingfn_2): Likewise.
2952 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2954 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2955 *sse_nand<mode>3, *sse_xor<mode>3): New.
2957 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2960 * config/i386/i386.c (print_operand): Handle ';' code. Output
2961 semicolon for TARGET_MACHO.
2962 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2963 emit semicolon after 'lock' prefix.
2964 (sync_double_compare_and_swap<mode>): Ditto.
2965 (*sync_double_compare_and_swapdi_pic): Ditto.
2966 (*sync_compare_and_swap_cc<mode>): Ditto.
2967 (sync_double_compare_and_swap_cc<mode>): Ditto.
2968 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2969 (sync_old_add<mode>): Ditto.
2970 (sync_add<mode>): Ditto.
2971 (sync_sub<mode>): Ditto.
2972 (sync_ior<mode>): Ditto.
2973 (sync_and<mode>): Ditto.
2974 (sync_xor<mode>): Ditto.
2976 2007-08-22 Chao-ying Fu <fu@mips.com>
2978 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2980 (copy_rtx): Handle CONST_FIXED.
2981 (rtx_equal_p): Likewise.
2982 * rtl.h (fixed_value.h): New include.
2983 (rtx_def): Add a new field of fixed_value to u.
2984 (XCNMPFV): Define for accessing fixed_value.
2985 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2987 * rtl.def (CONST_FIXED): New constant.
2988 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2989 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2990 US_ASHIFT): New codes.
2991 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2992 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2993 unsigned_fract_convert, unsigned_sat_fract): Document them.
2994 * varasm.c (assemble_integer): Extend to support fixed-point constants
2995 by using different machine classes.
2996 (decode_addr_const): Handle FIXED_CST.
2997 (const_hash_1): Likewise.
2998 (compare_constant): Likewise.
2999 (copy_constant): Likewise.
3000 (const_rtx_hash_1): Handle CONST_FIXED.
3001 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3002 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3004 (initializer_constant_valid_p): Handle FIXED_CST.
3005 (output_constant): Support FIXED_POINT_TYPE.
3006 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3007 * cse.c (hash_rtx): Support CONST_FIXED.
3008 (exp_equiv_p): Likewise.
3009 (cannon_reg): Likewise.
3010 (fold_rtx): Likewise.
3011 (equiv_constant): Likewise.
3012 (cse_process_notes_1): Likewise.
3013 (count_reg_usage): Likewise.
3014 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3015 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3016 (wrap_constant): Check CONST_FIXED.
3017 (cselib_hash_rtx): Support CONST_FIXED.
3018 (cselib_subst_to_values): Likewise.
3019 * df-scan.c (df_uses_record): Likewise.
3020 * gcse.c (want_to_gcse_p): Likewise.
3021 (oprs_unchanged_p): Likewise.
3022 (oprs_not_set_p): Likewise.
3023 (compute_transp): Likewise.
3024 (extract_mentioned_regs_helper): Likewise.
3025 * genemit.c (gen_exp): Likewise.
3026 * local-alloc.c (equiv_init_varies_p): Likewise.
3027 (contains_replace_regs): Likewise.
3028 (memref_referenced_p): Likewise.
3029 * loop-invariant.c (check_maybe_invariant): Likewise.
3030 (hash_invariant_expr_1): Likewise.
3031 (invariant_expr_equal_p): Likewise.
3032 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3033 * regclass.c (reg_scan_mark_refs): Likewise.
3034 * regrename.c (scan_rtx): Likewise.
3035 * resource.c (mark_referenced_resources): Likewise.
3036 (mark_set_resources): Likewise.
3037 * rtlanal.c (rtx_unstable_p): Likewise.
3038 (rtx_varies_p): Likewise.
3039 (count_occurrences): Likewise.
3040 (reg_mentioned_p): Likewise.
3041 (modified_between_p): Likewise.
3042 (modified_in_p): Likewise.
3043 (volatile_insn_p): Likewise.
3044 (volatile_refs_p): Likewise.
3045 (side_effects_p): Likewise.
3046 (may_trap_p_1): Likewise.
3047 (inequality_comparisons_p): Likewise.
3048 (computed_jump_p_1): Likewise.
3049 (commutative_operand_precedence): Likewise.
3050 * sched-deps.c (sched_analyze_2): Likewise.
3051 * sched-vis.c (print_value): Likewise.
3052 * reload.c (operands_match_p): Likewise.
3053 (subst_reg_equivs): Likewise.
3054 * reload1.c (eliminate_regs_1): Likewise.
3055 (elimination_effects): Likewise.
3056 (scan_paradoxical_subregs): Likewise.
3057 * alias.c (rtx_equal_for_memref_p): Likewise.
3058 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3059 * emit-rtl.c (const_fixed_htab): New hash table.
3060 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3062 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3063 const_fixed_from_fixed_value): New functions.
3064 (verify_rtx_sharing): Handle CONST_FIXED.
3065 (copy_rtx_if_shared_1): Likewise.
3066 (reset_used_flags): Likewise.
3067 (set_used_flags): Likewise.
3068 (copy_insn_1): Likewise.
3069 (init_emit_once): Create const_fixed_htab.
3070 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3072 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3074 PR tree-optimization/32949
3075 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3076 before failing for ivs with non-constant step.
3078 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3080 * doc/md.texi (Iterators): Renamed from Macros. All contents
3081 changed to reflect rename of respectively define_code_macro and
3082 define_mode_macro to define_code_iterator and define_mode_iterator.
3083 (Mode Iterators, Code Iterators): Similar.
3084 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3085 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3086 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3087 (initialize_iterators, find_iterator, check_code_iterator)
3088 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3089 (read_mapping, read_rtx_1): Similar.
3090 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3091 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3092 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3093 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3094 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3095 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3096 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3097 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3098 config/rs6000/sync.md, config/rs6000/rs6000.md,
3099 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3100 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3101 config/vax/vax.md, config/bfin/bfin.md: Similar.
3103 2007-08-22 David Daney <ddaney@avtrex.com>
3105 * doc/install.texi (Testing): Mention testing on a simulator.
3107 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3109 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3111 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3112 and rearrange floating point conversion functions into different
3115 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3117 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3118 dfa_post_advance_cycle): New scheduler hooks.
3119 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3120 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3122 (TARGET_SCHED): Use them.
3123 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3124 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3125 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3127 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3128 function to facilitate debugging.
3129 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3130 (output_insn_has_dfa_reservation_p): New static function to output
3131 insn_has_dfa_reservation_p ().
3132 (write_automata): Use it.
3133 * genattr.c (main): Output declaration for
3134 insn_has_dfa_reservation_p ().
3136 2007-08-22 Christian Bruel <christian.bruel@st.com>
3137 Richard Guenther <rguenther@suse.de>
3139 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3140 * simplify_rtx (simplify_binary_operation_1): Likewise.
3142 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3144 PR rtl-optimization/32557
3145 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3146 of REGNO (mws->mw_reg).
3148 2007-08-22 Richard Guenther <rguenther@suse.de>
3151 * builtins.c (expand_builtin_int_roundingfn): Replace call
3152 argument wrapped with SAVE_EXPR directly.
3153 (expand_builtin_int_roundingfn_2): Likewise.
3155 2007-08-22 Richard Guenther <rguenther@suse.de>
3157 * tree-inline.c (inlinable_function_p): Restore disregarding
3158 inline limits for GNU extern inline functions.
3160 2007-08-22 Richard Guenther <rguenther@suse.de>
3163 * tree.c (host_integerp): Treat sizetype as signed as it is
3166 2007-08-21 Ian Lance Taylor <iant@google.com>
3168 PR tree-optimization/33134
3169 * tree-vrp.c (adjust_range_with_scev): Call
3170 set_value_range_to_value.
3172 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3174 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3177 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3179 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3182 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3184 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3185 cases to set eight bytes at a time.
3186 (expand_block_move): Likewise.
3188 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3191 * dwarf2out.c (gen_decl_die): Don't call
3192 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3194 2007-08-21 Paul Brook <paul@codesourcery.com>
3195 Nathan Sidwell <nathan@codesourcery.com>
3196 Mark Mitchell <mark@codesourcery.com>
3197 Joseph Myers <joseph@codesourcery.com>
3199 * configure.ac: Add --with-pkgversion and --with-bugurl.
3200 * configure: Regenerate.
3201 * doc/install.texi: Document them.
3202 * version.c (version_string): Remove VERSUFFIX.
3203 (VERSUFFIX): Remove.
3204 (pkgversion_string): New.
3205 (bug_report_url): Do not hard-code initializer.
3206 * version.h (pkgversion_string): Declare.
3207 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3209 (version.o): Define PKGVERSION and BUGURL.
3210 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3211 (%.pod): Define BUGURL.
3212 * gcc.c (process_command, main): Use pkgversion_string.
3213 * toplev.c (compile_file, print_version): Likewise.
3214 * protoize.c (main): Likewise.
3215 * gcov.c (print_version): Likewise. Update copyright date.
3216 * gcov-dump.c (print_version): Likewise. Update copyright date.
3217 * mips-tdump.c (main): Likewise. Update copyright date.
3218 * mips-tfile.c (main): Likewise. Update copyright date.
3219 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3220 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3221 shorten description.
3222 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3223 * doc/gccint.texi: Likewise.
3224 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3225 Update copyright date.
3227 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3230 (ix86_expand_strlensi_unroll_1): Ditto.
3231 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3232 (ix86_expand_carry_flag_compare): Update comment.
3234 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3237 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3238 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3240 2007-08-21 Richard Guenther <rguenther@suse.de>
3242 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3244 2007-08-21 Richard Guenther <rguenther@suse.de>
3247 * fold-const.c (fold_binary): Remove index +p PTR folding.
3248 Fix types of POINTER_PLUS_EXPR generated by folding of
3251 2007-08-20 Chao-ying Fu <fu@mips.com>
3253 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3254 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3255 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3256 (c_common_fixed_point_type_for_size): Declare.
3257 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3258 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3259 (c_token_starts_declspecs): Likewise.
3260 (c_parser_declspecs): Likewise.
3261 (c_parser_attributes): Likewise.
3262 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3263 (c_declspecs): Add saturating_p.
3264 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3265 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3266 _Sat. Handle RID_SAT.
3267 Avoid using void, bool, char, int, float, double, _Decimal32,
3268 _Decimal64, _Decimal128, and complex with _Sat.
3269 Handle RID_FRACT and RID_ACCUM.
3270 Make sure _Sat is used with _Fract or _Accum.
3271 (finish_declspecs): Handle cts_fract and cts_accum.
3272 * c-common.c (fixed-value.h): New include.
3273 (constant_expression_warning): Handle FIXED_CST.
3274 (overflow_warning): Likewise.
3275 (warnings_for_convert_and_check): Likewise.
3276 (c_common_fixed_point_type_for_size): New.
3277 (c_common_type_for_mode): Handle fixed-point modes to
3278 return various saturating/non-saturating, signed/unsigned types.
3279 (c_common_signed_or_unsigned_type): Support fixed-point types.
3280 (shorten_compare): Check fixed-point zero.
3281 Handle FIXED_POINT_TYPE.
3282 (c_common_truthvalue_conversion): Handle FIXED_CST.
3283 Handle FIXED_POINT_TYPE.
3284 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3286 (handle_mode_attribute): Handle fixed-point modes. Need to check
3287 if the signness of base type and fixed-point modes are consistent.
3288 (handle_vector_size_attribute): Handle fixed-point modes.
3289 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3290 (warn_for_div_by_zero): Check fixed-point zero.
3291 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3292 a common fixed-point type based on fbit, ibit, sign, and saturation.
3293 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3294 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3295 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3296 (convert_for_assignment): Support FIXED_POINT_TYPE.
3297 (digest_init): Handle FIXED_POINT_TYPE.
3298 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3299 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3300 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3301 GE_EXPR, LT_EXPR, GT_EXPR.
3302 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3303 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3304 * target.h (gcc_target): Add fixed_point_supported_p.
3305 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3306 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3307 (default_fixed_point_supported_p): Define.
3308 * targhooks.h (default_fixed_point_supported_p): Declare.
3309 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3310 * doc/install.texi (Configuration): Add --enable-fixed-point.
3311 * configure.ac (--enable-fixed-point): New to enable fixed-point
3312 arithmetic extension to C. For mips targets, we enable it by default.
3313 * configure, config.in: Regenerate.
3315 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3317 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3319 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3321 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3322 DWARF2_DEBUGGING_INFO.
3323 (cold_text_section_used): Same.
3324 (cold_text_section): Same.
3326 2007-08-20 Richard Guenther <rguenther@suse.de>
3328 * c-typeck.c (convert_for_assignment): Use the type of
3329 the member for the initialization.
3331 2007-08-20 Richard Guenther <rguenther@suse.de>
3333 * c-objc-common.c (c_disregard_inline_limits): Remove.
3334 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3335 * cgraphunit.c (cgraph_process_new_functions): Call
3336 disregard_inline_limits_p.
3337 (cgraph_preserve_function_body_p): Likewise.
3338 * ipa-inline.c (compute_inline_parameters): Likewise.
3339 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3341 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3342 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3343 disregard_inline_limits langhook.
3344 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3346 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3347 disregard_inline_limits langhook.
3348 * tree-inline.c (disregard_inline_limits_p): New function.
3349 * tree-inline.h (disregard_inline_limits_p): Declare.
3351 2007-08-20 Richard Guenther <rguenther@suse.de>
3353 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3354 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3355 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3356 auto_var_in_fn_p langhook.
3357 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3359 * tree.c (auto_var_in_fn_p): ... here.
3360 (find_var_from_fn): Call auto_var_in_fn_p directly.
3361 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3362 auto_var_in_fn_p langhook.
3363 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3364 (copy_body_r): Likewise.
3365 (self_inlining_addr_expr): Likewise.
3366 * tree.h (auto_var_in_fn_p): Declare.
3368 2007-08-20 Richard Guenther <rguenther@suse.de>
3370 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3371 (walk_type_fields): Take lh parameter.
3372 (walk_tree): Rename to ...
3373 (walk_tree_1): ... this. Do not call the walk_subtrees
3374 langhook but the now passed callback. Pass lh on recursion.
3375 (walk_tree_without_duplicates): Rename to ...
3376 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3377 and call walk_tree_1.
3378 * tree.h (walk_tree_lh): New typedef.
3379 (walk_tree_1): Declare.
3380 (walk_tree_without_duplicates_1): Likewise.
3381 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3382 (walk_tree_without_duplicates): New define to
3383 walk_tree_without_duplicates_1 with NULL lh parameter.
3384 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3385 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3387 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3388 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3389 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3392 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3395 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3396 code in front of the compacting of basic blocks.
3397 Move the folding of statements inbetween the cgraph checking
3398 and compacting of basic blocks.
3400 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3401 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3404 * config/alpha/alpha.c (va_list_skip_additions): Check for
3405 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3406 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3407 PLUS_EXPR when checking ap.__base.
3408 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3409 when doing addition on pointer types. Use size_int instead of
3411 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3412 ptr_type in the second operand.
3414 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3417 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3419 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3422 * cfgexpand.c (expand_one_register_var): Mark pointer
3423 DECL_ARTIFICIAL as REG_POINTER also.
3424 * stmt.c (expand_decl): Likewise.
3426 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3433 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3434 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3435 on_worklist argument and avoid adding things to worklist multiple
3437 (add_to_worklist): Ditto.
3438 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3439 single SFT is clobbered.
3440 (set_initial_properties): Ditto.
3441 (compute_call_clobbered): Update for changes to function
3443 (create_overlap_variables_for): Always create SFT for offset 0.
3444 (create_structure_vars): Handle PHI's, since we are in SSA form at
3446 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3447 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3449 (add_vars_for_offset): Figure out aliases from access + points-to.
3450 (add_virtual_operand): Use add_vars-for_offset.
3451 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3452 (add_call_clobber_ops): Remove makes_clobbering_call set.
3453 (get_expr_operands): Always pass through the INDIRECT_REF
3455 * tree-ssa-structalias.c (struct constraint_graph): Remove
3457 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3458 address_taken, pt_used, number_incoming.
3459 (FIRST_ADDR_NODE): Removed.
3460 (merge_graph_nodes): Remove broken code for the moment.
3461 (init_graph): New function.
3462 (build_pred_graph): Remove code to init_graph.
3463 Add location equivalence support.
3464 (struct scc_info): Rename roots to deleted.
3466 (init_scc_info): Ditto
3467 (init_topo_info): Use graph->size.
3468 (compute_topo_order): Ditto.
3469 (do_da_constraint): Removed.
3470 (do_sd_constraint): Remove calls to find().
3471 set_union_with_increment should always get 0 as last arg here.
3472 (do_complex_constraint): Replace do_da_constraint with assert.
3474 (struct equiv_class_label): New.
3475 (pointer_equiv_class_table): Ditto.
3476 (location_equiv_class_table): Ditto.
3477 (equiv_class_label_hash): Ditto.
3478 (equiv_class_label_eq): Ditto
3479 (equiv_class_lookup): Ditto.
3480 (equiv_class_ladd): Ditto.
3481 (pointer_equiv_class): Ditto.
3482 (location_equiv_class): Ditto.
3483 (condense_visit): Rename and rewrite from label_visit to do only
3484 SCC related stuff for HU.
3485 (label_visit): Do HU work for HU.
3486 (perform_var_substitution): Update to do HU and location
3488 (free_var_substitution_info): Update to free HU and location
3489 equivalence structures. */
3490 (find_equivalent_node): Update for pointer but not location
3492 (unite_pointer_equivalences): New function.
3493 (move_complex_constraints): Rewrite to only do moving.
3494 (rewrite_constraints): Split out of move_complex_constraints.
3495 (solve_graph): Use graph->size.
3496 (process_constraint_1): Add from_call argument, use it.
3497 Split *a = &b into two constraints.
3498 (process_constraint): Use new process_constraint_1.
3499 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3500 (get_constraint_for): Handle non-pointer integers properly.
3501 Remove code that used to handle structures.
3502 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3503 with unknown addends.
3504 (handle_rhs_call): New function.
3505 (find_func_aliases): Use handle_rhs_call.
3506 (set_uids_in_ptset): Add an assert.
3507 (set_used_smts): Fix bug in not considering unified vars.
3508 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3509 (compute_points_to_sets): Update for other function changes.
3510 (delete_points_to_sets): Ditto.
3511 (ipa_pta_execute): Ditto.
3512 (pass_ipa_pta): We need to update SSA after ipa_pta.
3514 2007-08-19 Jan Hubicka <jh@suse.cz>
3516 * i386.md: Replace "rim" and "mri" constraints by "g".
3518 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3520 * dwarf2out.c (text_section_used, cold_text_section_used,
3521 cold_text_section, dwarf2out_note_section_used): New.
3522 (dwarf2out_init): Initialize cold_text_section.
3523 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3524 dwarf2out_note_section_used.
3525 (size_of_aranges): Only count entry for text section if it was
3526 used. Count entry for cold text section if it was used.
3527 (output_aranges): Only output entries for text section and cold
3528 text section if they were used.
3530 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3532 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3534 (debug_generic_stmt): Likewise.
3535 (debug_tree_chain): Likewise.
3537 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3539 * tree-data-refs.c (split_constant_offset): Expose.
3540 * tree-data-refs.h (split_constant_offset): Add declaration.
3542 * tree-vectorizer.h (dr_alignment_support): Renamed
3543 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3544 Added a new value dr_explicit_realign.
3545 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3546 dr_offset, dr_step, and dr_aligned_to, along with new access
3547 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3548 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3549 STMT_VINFO_DR_ALIGNED_TO.
3551 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3553 In case of outer-loop vectorization with non-fixed misalignment - use
3554 the dr_explicit_realign scheme instead of the optimized realignment
3556 (new_stmt_vec_info): Initialize new fields.
3558 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3559 'nested_in_vect_loop' case. Change verbosity level.
3560 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3561 Don't fail on zero step in the outer-loop for loads.
3562 (vect_analyze_data_refs): Call split_constant_offset to calculate
3563 base, offset and init relative to the outer-loop.
3565 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3566 BSI function argument with a new function argument - at_loop.
3567 Simplify the condition that determines STEP. Takes additional argument
3568 INV_P. Support outer-loop vectorization (handle the
3569 nested_in_vect_loop case), including zero step in the outer-loop. Call
3570 vect_create_addr_base_for_vector_ref with additional argument.
3571 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3572 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3573 Fixed and simplified calculation of step.
3574 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3575 of bsi, and with additional argument. Call bump_vector_ptr with
3576 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3577 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3578 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3579 when the realignment setup needs to take place inside the loop.
3580 Support the dr_explicit_realign scheme. Allow generating the optimized
3581 realignment scheme for outer-loop vectorization. Added documentation.
3582 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3583 the 'nested_in_vect_loop' case, including loads that are invariant in
3584 the outer-loop and the realignment schemes. Handle the case when the
3585 realignment setup needs to take place inside the loop. Call
3586 vect_setup_realignment with additional arguments. Call
3587 vect_create_data_ref_ptr with additional argument and with loop instead
3588 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3589 (vect_gen_niters_for_prolog_loop): Call
3590 vect_create_addr_base_for_vector_ref with additional arguments.
3591 (vect_create_cond_for_align_checks): Likewise.
3592 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3593 scheme: takes additional argument bump; argument ptr_incr is now
3594 optional; updated documentation.
3595 (vect_init_vector): Takes additional argument (bsi). Use it, if
3596 available, to insert the vector initialization.
3597 (get_initial_def_for_induction): Pass additional argument in call to
3599 (vect_get_vec_def_for_operand): Likewise.
3600 (vect_setup_realignment): Likewise.
3601 (vectorizable_load): Likewise.
3603 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3605 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3606 as argument instead of struct loop.
3607 (nested_in_vect_loop_p): New function.
3608 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3610 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3611 from other phis in the loop.
3612 (destroy_loop_vec_info): Add additional argument to declaration.
3614 * tree-vectorizer.c (supportable_widening_operation): Also check if
3615 nested_in_vect_loop_p (don't allow changing the order in this case).
3616 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3617 of struct loop. Call nested_in_vect_loop_p and don't require
3618 flag_unsafe_math_optimizations if it returns true.
3619 (new_stmt_vec_info): When setting def_type for phis differentiate
3620 loop-header phis from other phis.
3621 (bb_in_loop_p): New function.
3622 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3623 just update their loop_vinfo. Order of BB traversal now matters -
3624 call dfs_enumerate_from with bb_in_loop_p.
3625 (destroy_loop_vec_info): Takes additional argument to control whether
3626 stmt_vinfo of the loop stmts should be destroyed as well.
3627 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3628 reduction stmt to be defines by a non loop-header phi.
3629 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3631 * tree-vect-transform.c (vectorizable_reduction): Call
3632 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3633 (vectorizable_call): Likewise.
3634 (vectorizable_conversion): Likewise.
3635 (vectorizable_operation): Likewise.
3636 (vectorizable_type_promotion): Likewise.
3637 (vectorizable_type_demotion): Likewise.
3638 (vectorizable_store): Likewise.
3639 (vectorizable_live_operation): Likewise.
3640 (vectorizable_reduction): Likewise. Also pass loop_info to
3641 vect_is_simple_reduction instead of loop.
3642 (vect_init_vector): Call nested_in_vect_loop_p.
3643 (get_initial_def_for_reduction): Likewise.
3644 (vect_create_epilog_for_reduction): Likewise.
3645 (vect_init_vector): Check which loop to work with, in case there's an
3647 (get_initial_def_for_inducion): Extend to handle outer-loop
3648 vectorization. Fix indentation.
3649 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3650 In the case vect_induction_def get the vector def from the induction
3651 phi node, instead of calling get_initial_def_for_inducion.
3652 (get_initial_def_for_reduction): Extend to handle outer-loop
3654 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3656 (vect_transform_loop): Change assert to just skip this case. Add a
3658 (vect_finish_stmt_generation): Add a couple asserts.
3660 (vect_estimate_min_profitable_iters): Multiply
3661 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3663 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3664 this is an inner-loop reduction in outer-loop vectorization.
3666 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3667 Same code as what used to be vect_analyze_scalar_cycles, only with
3668 additional argument loop, and loop_info passed to
3669 vect_is_simple_reduction instead of loop.
3670 (vect_analyze_scalar_cycles): Code factored out into
3671 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3672 Updated documentation.
3673 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3674 outer-loop vectorization that are live or not used in the outerloop,
3675 cause this requires special handling.
3676 (vect_enhance_data_refs_alignment): Don't consider versioning for
3678 (vect_analyze_data_refs): Check that there are no datarefs in the
3680 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3681 and vect_used_in_outer_by_reduction cases.
3682 (process_use): Also consider the case of outer-loop stmt defining an
3683 inner-loop stmt and vice versa.
3684 (vect_analyze_loop_1): New function.
3685 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3686 loops. Call vect_analyze_loop_1.
3687 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3688 been vectorized. Call destroy_loop_vec_info with additional argument.
3690 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3691 in the inner-loop when doing outer-loop vectorization. Add
3692 documentation and printout.
3693 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3694 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3696 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3698 * tree-affine.h (print_aff): New prototype.
3699 (debug_aff): Likewise.
3700 * tree-affine.c (print_aff): New function.
3701 (debug_aff): Likewise.
3703 2007-08-18 Paul Brook <paul@codesourcery.com>
3704 Joseph Myers <joseph@codesourcery.com>
3706 * common.opt (-fdebug-prefix-map=): New option.
3707 * opts.c: Include debug.h.
3708 (common_handle_option): Handle -fdebug-prefix-map.
3709 * final.c: Include ggc.h.
3710 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3711 remap_debug_filename): New.
3712 * Makefile.in (final.o, opts.o): Update dependencies.
3713 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3714 * configure.ac: Check for assembler --debug-prefix-map support.
3715 * configure, config.in: Regenerate.
3716 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3717 (ASM_DEBUG_SPEC): Include ASM_MAP.
3718 * doc/install.texi (--with-debug-prefix-map): Document.
3719 * doc/invoke.texi (-fdebug-prefix-map): Document.
3720 * dbxout.c (dbxout_init, dbxout_start_source_file,
3721 dbxout_source_file): Call remap_debug_filename.
3722 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3723 dwarf2out_start_source_file, dwarf2out_finish): Call
3724 remap_debug_filename.
3725 (file_table_relative_p): Do not check d->emitted_number.
3726 * toplev.c (output_file_directive): Call remap_debug_filename.
3727 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3728 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3730 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3732 * loop-invariant.c (find_invariants_to_move): Add missing macro
3735 2007-08-17 Tom Tromey <tromey@redhat.com>
3737 * tree.h (struct tree_label_decl): Removed old "java" fields.
3739 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3740 Nigel Stephens <nigel@mips.com>
3742 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3743 Treat -mno-data-in-code and -mcode-xonly as aliases for
3744 -mcode-readable=no and -mcode-readable=pcrel respectively.
3745 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3746 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3747 (MULTILIB_DIRNAMES): Update accordingly.
3749 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3751 * Makefile.in (version.o): Depend on $(REVISION) only if
3752 REVISION_s is defined.
3754 2007-08-17 Sa Liu <saliu@de.ibm.com>
3755 Ulrich Weigand <uweigand@de.ibm.com>
3758 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3759 use build_qualified_type to retain qualifiers of the base type.
3761 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3763 * config/score/score.md : Update pattern tablejump.
3764 * config/score/score.c : Update score_initialize_trampoline
3766 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3767 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3768 * doc/contrib.texi: Add my entry.
3770 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3772 * Makefile.in (REVISION): New.
3775 (version.o): Also depend on $(REVISION). Add
3776 -DREVISION=$(REVISION_s).
3778 * version.c (version_string): Add REVISION.
3780 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3782 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3783 of GOTO that's relocated to a different block.
3785 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3787 * c-common.c (const_strip_array_types): New.
3788 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3789 (const_strip_array_types): New.
3790 * c-objc-common.c (c_disregard_inline_limits,
3791 c_warn_unused_global_decl): Constify.
3792 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3793 c_vla_type_p, c_incomplete_type_error): Likewise.
3794 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3795 * hooks.c (hook_bool_const_tree_false): New.
3796 * hooks.h (hook_bool_const_tree_false): Likewise.
3797 * langhooks-def.h (lhd_warn_unused_global_decl,
3798 lhd_incomplete_type_error, lhd_expr_size,
3799 lhd_tree_inlining_disregard_inline_limits,
3800 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3801 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3802 * langhooks.c (lhd_warn_unused_global_decl,
3803 lhd_incomplete_type_error,
3804 lhd_tree_inlining_disregard_inline_limits,
3805 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3806 lhd_expr_size): Likewise.
3807 * langhooks.h (lang_hooks_for_tree_inlining,
3808 lang_hooks_for_tree_dump, lang_hooks_for_types,
3809 lang_hooks_for_decls, lang_hooks): Likewise.
3810 * pointer-set.c (pointer_set_t, pointer_set_create,
3811 pointer_set_contains, insert_aux, pointer_set_insert,
3812 pointer_set_traverse, pointer_map_t, pointer_map_create,
3813 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3815 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3816 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3817 pointer_map_traverse): Likewise.
3818 * predict.c (assert_is_empty): Likewise.
3819 * tree-affine.c (free_name_expansion): Likewise.
3820 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3821 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3822 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3824 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3826 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3828 (destroy_loop_vec_info): Add call to VEC_free.
3829 * tree-vectorizer.h (may_alias_ddrs): Define.
3830 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3831 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3832 Change reporting to dump.
3833 (vect_is_duplicate_ddr): New.
3834 (vect_mark_for_runtime_alias_test): New.
3835 (vect_analyze_data_ref_dependences) Add call to
3836 vect_mark_for_runtime_alias_test.
3837 (vect_enhance_data_refs_alignment): Define local variable
3838 vect_versioning_for_alias_required, don't perform
3839 peeling for alignment if versioning for alias is
3841 (vect_enhance_data_refs_alignment): Use
3842 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3843 PARAM_VECT_MAX_VERSION_CHECKS.
3844 * tree-vect-transform.c
3845 (vect_create_cond_for_alias_checks): New.
3846 (vect_transform_loop): Add call to
3847 vect_create_cond_for_alias_checks.
3848 (vect_vfa_segment_size): New.
3849 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3851 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3852 * gcc/doc/invoke.texi
3853 (vect-max-version-for-alignment-checks): Document.
3854 (vect-max-version-for-alias-checks): Document.
3855 (vect-max-version-checks): Remove.
3857 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3860 the same line as the instruction for all asm dialects.
3861 (*rep_movsi): Ditto.
3862 (*rep_movsi_rex64): Ditto.
3863 (*rep_movqi): Ditto.
3864 (*rep_movqi_rex64): Ditto.
3865 (*rep_stosdi_rex64): Ditto.
3866 (*rep_stossi): Ditto.
3867 (*rep_stossi_rex64): Ditto.
3868 (*rep_stosqi): Ditto.
3869 (*rep_stosqi_rex64): Ditto.
3870 (*cmpstrnqi_nz_1): Ditto.
3871 (*cmpstrnqi_nz_rex_1): Ditto.
3872 (*cmpstrnqi_1): Ditto.
3873 (*cmpstrnqi_rex_1): Ditto.
3874 (*strlenqi_1): Ditto.
3875 (*strlenqi_rex_1): Ditto.
3876 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3877 prefix on the same line as the instruction for all asm dialects.
3878 (sync_double_compare_and_swap<mode>): Ditto.
3879 (*sync_double_compare_and_swapdi_pic): Ditto.
3880 (*sync_compare_and_swap_cc<mode>): Ditto.
3881 (sync_double_compare_and_swap_cc<mode>): Ditto.
3882 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3883 (sync_old_add<mode>): Ditto.
3884 (sync_add<mode>): Ditto.
3885 (sync_sub<mode>): Ditto.
3886 (sync_ior<mode>): Ditto.
3887 (sync_and<mode>): Ditto.
3888 (sync_xor<mode>): Ditto.
3890 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3893 * reload.c (find_reloads): Check that the memory returned by
3894 find_reloads_toplev was not the result of forcing a constant
3896 (find_reloads_toplev): Always use simplify_gen_subreg to get
3897 the subreg of a constant. If the result is also a constant,
3898 but not a legitimate one, force it into the constant pool
3899 and reload its address.
3901 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3903 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3906 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3908 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3909 directive for the current vector ABI.
3911 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3914 * caller-save.c (reg_save_code): Set invalide status on restore code.
3916 2007-08-15 Diego Novillo <dnovillo@google.com>
3918 * tree-ssa-alias.c (compute_memory_partitions): Use
3919 alias_bitmap_obstack to allocate bitmaps.
3920 (reset_alias_info): Factor out of init_alias_info.
3921 Mark all name tags not associated to an SSA name for renaming.
3922 (init_alias_info): Call it.
3923 (create_name_tags): Tidy. Add comments.
3924 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3926 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3928 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3929 scheduler dependencies.
3931 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3933 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3935 (*iorsi_1_zext): Likewise.
3936 (*iorsi_1_zext_imm): Likewise.
3937 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3938 with "rm"/"xm" constraint.
3939 (sse2_vmsqrtv2df2): Likewise.
3941 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3944 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3947 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3949 * tree-pass.h (PROP_pta): Removed.
3950 (TODO_rebuild_alias): New.
3951 (pass_may_alias): Removed.
3952 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3953 aliasing if we changed something.
3954 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3956 (pass_may_alias): Removed.
3957 (create_structure_vars): Return TODO_rebuild_alias.
3958 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3959 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3961 (tree_sra_early): We never affect aliasing right now.
3962 * tree-flow.h (compute_may_aliases): New prototype.
3963 * passes.c: Remove pass_may_alias from the passes.
3964 (execute_function_todo): Support TODO_rebuild_alias.
3966 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3968 * i386.c: (legitimize_address): Move dllimported variable check
3969 infront of legitimizing pic address of CONST symbols.
3971 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3973 PR tree-optimization/32941
3974 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3975 (goto_queue_cmp): Remove.
3976 (find_goto_replacement): Change search method.
3977 (maybe_record_in_goto_queue): Add assert.
3978 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3979 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3981 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3983 * alias.c (component_uses_parent_alias_set): Constify.
3984 * alias.h (component_uses_parent_alias_set): Likewise.
3985 * cfgrtl.c (print_rtl_with_bb): Likewise.
3986 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3987 mpz_get_double_int): Likewise.
3988 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3989 mpz_get_double_int): Likewise.
3990 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3991 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3993 * expr.h (safe_from_p): Likewise.
3994 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3996 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3997 zero_sized_type, goa_lhs_expr_p): Likewise.
3998 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3999 * rtl.h (print_rtl_with_bb): Likewise.
4000 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4001 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4002 * tree-flow-inline.h (bb_stmt_list): Constify.
4003 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4005 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4006 const_first_stmt, const_last_stmt): New.
4007 (block_may_fallthru, empty_block_p): Constify.
4008 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4009 EXPR_ONLY_BODY): New.
4010 (expr_first, expr_last, expr_only): Use macro for body.
4011 (const_expr_first, const_expr_last, const_expr_only): New.
4012 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4013 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4014 ctsi_prev, ctsi_stmt): New.
4015 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4016 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4017 * tree-ssa-loop-niter.c (loop_only_exit_p,
4018 derive_constant_upper_bound): Likewise.
4019 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4020 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4021 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4022 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4023 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4024 * tree.c (get_type_static_bounds): Likewise.
4025 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4026 (get_type_static_bounds): Constify.
4028 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4031 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4032 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4033 (*<addsub><mode>3_cc_overflow): New.
4034 (*add<mode>3_cconly_overflow): New.
4035 (*sub<mode>3_cconly_overflow): New.
4036 (*<addsub>si3_zext_cc_overflow): New.
4037 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4038 CCCmode for LTU, GTU, LEU and GEU.
4039 (ix86_comparison_operator): Likewise.
4040 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4041 * config/i386/i386.c (put_condition_code): Support CCCmode.
4042 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4043 or MINUS expressions.
4045 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4048 * c-typeck.c (build_binary_op): Disallow vector float types with
4049 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4051 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4053 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4054 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4055 (dep_def): New typedef.
4056 (init_dep_1, sd_debug_dep): Declare functions.
4057 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4058 (debug_dep_links): Remove.
4059 (struct _deps_list): New field 'n_links'.
4060 (DEPS_LIST_N_LINKS): New macro.
4061 (FOR_EACH_DEP_LINK): Remove.
4062 (create_deps_list, free_deps_list, delete_deps_list): Remove
4064 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4065 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4066 (copy_deps_list_change_con, move_dep_link): Ditto.
4067 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4068 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4070 (INSN_BACK_DEPS): Remove.
4071 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4073 (INSN_DEP_COUNT): Remove.
4074 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4075 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4076 Declare global variables.
4077 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4078 (add_forw_dep, compute_forward_dependences): Remove declarations.
4079 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4080 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4081 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4083 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4085 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4086 (sd_list_types_def): New typedef.
4087 (sd_next_list): Declare function.
4088 (struct _sd_iterator): New type.
4089 (sd_iterator_def): New typedef.
4090 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4092 (FOR_EACH_DEP): New cycle wrapper.
4093 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4095 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4096 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4099 * sched-deps.c (init_dep_1): Make global.
4100 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4102 (dump_dep): New static function.
4103 (dump_dep_flags): New static variable.
4104 (sd_debug_dep): New function.
4105 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4107 (move_dep_link): Use remove_from_deps_list (), instead of
4109 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4110 (dep_link_is_detached_p): New static function.
4111 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4113 (dn_pool, dl_pool): New alloc_pools.
4114 (dn_pool_diff, dl_pool_diff): New static variables.
4115 (create_dep_node, delete_dep_node): New static function.
4116 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4117 (deps_list_empty_p): Make it static. Use 'n_links' field.
4118 (deps_pools_are_empty_p): New static function.
4119 (alloc_deps_list, delete_deps_list): Remove.
4120 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4121 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4122 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4123 (forward_dependency_cache): Remove.
4124 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4125 'back' from the names. Change signature to use dep_t instead of
4127 (add_back_dep): Ditto. Make global.
4128 (check_dep_status): Rename to check_dep ().
4129 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4131 (sd_finish_insn): Ditto.
4132 (sd_find_dep_between_no_cache): New static function.
4133 (sd_find_dep_between): New function.
4134 (ask_dependency_caches, set_dependency_caches): New static functions.
4135 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4136 (add_or_update_dep_1): Separate pieces of functionality into
4137 ask_dependency_caches (), update_dependency_caches (),
4138 change_spec_dep_to_hard (), update_dep ().
4139 (get_back_and_forw_lists): New static function.
4140 (sd_add_dep): Separate setting of dependency caches into
4141 set_dependency_caches ().
4142 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4144 (sd_delete_dep): Ditto.
4145 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4146 (dump_lists): New static function.
4147 (sd_debug_lists): New debug function.
4148 (delete_all_dependences, fixup_sched_groups): Update to use
4149 sd_* infrastructure.
4150 (sched_analyze_2): Create data-speculative dependency only if
4151 data-speculation is enabled.
4152 (sched_analyze_insn): If insn cannot be speculative, make all its
4153 dependencies non-speculative.
4154 (sched_analyze): Use sd_init_insn ().
4155 (add_forw_dep, compute_forward_dependencies): Remove.
4156 (delete_dep_nodes_in_back_deps): New static function.
4157 (sched_free_deps): New function.
4158 (init_dependency_caches): Init alloc_pools.
4159 (extend_depedency_caches): Update after removing of
4160 forward_dependency_cache.
4161 (free_dependency_caches): Ditto. Free alloc_pools.
4162 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4163 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4165 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4166 (add_dependence): Use init_dep ().
4167 (get_dep_weak_1): New static function.
4168 (get_dep_weak): Move logic to get_dep_weak_1 ().
4169 (dump_ds): New static function moved from haifa-sched.c:
4170 debug_spec_status ().
4171 (debug_ds): New debug function.
4172 (check_dep_status): Rename to check_dep (). Update to check whole
4175 * haifa-sched.c (spec_info): Make global.
4176 (added_recovery_block_p): Rename to
4177 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4178 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4179 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4180 to use new interfaces.
4181 (ok_for_early_queue_removal): Ditto.
4182 (schedule_block): Initialize logical uids of insns emitted by the
4184 (sched_init): Initialize new variable.
4185 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4187 (extend_global): Initialize insn data.
4188 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4189 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4191 (add_to_speculative_block): Update to use new interfaces.
4192 (create_recovery_block): Set new variables.
4193 (create_check_block_twin, fix_recovery_deps): Update to use new
4195 (sched_insn_is_legitimate_for_speculation_p): New function.
4196 (speculate_insn): Move checking logic to
4197 sched_insn_is_legitimate_for_speculation_p ().
4198 (sched_remove_insn): Finalize sched-deps information of instruction.
4199 (clear_priorities, add_jump_dependencies): Update to use new
4201 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4203 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4204 to use new interfaces.
4205 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4206 (new_ready): Try to use control speculation only if it is available.
4207 (add_branch_dependences): Update to use new interfaces.
4208 (compute_block_backward_dependences): Rename to
4209 compute_block_dependences (). Call
4210 targetm.sched.dependencies_evaluation_hook ().
4211 (free_block_dependencies): New static function.
4212 (debug_dependencies): Update to use new interfaces.
4213 (schedule_region): Remove separate computation of forward dependencies.
4214 Move call of targetm.sched.dependencies_evaluation_hook () to
4215 compute_block_dependences (). Free dependencies at the end of
4216 scheduling the region.
4218 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4220 (add_deps_for_risky_insns): Ditto.
4221 (schedule_ebb): Remove separate computation of forward dependencies.
4222 Free dependencies at the end of scheduling the ebb.
4224 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4225 (build_intra_loop_deps): Ditto. Remove separate computation of
4226 forward dependencies. Free sched-deps dependencies.
4228 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4229 to use new interfaces.
4230 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4232 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4234 (is_costly_group): Ditto.
4236 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4238 * alias.c (rtx_equal_for_memref_p): Constify.
4239 * basic-block.h (const_edge, const_basic_block): New.
4240 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4241 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4242 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4243 probably_never_executed_bb_p, edge_probability_reliable_p,
4244 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4245 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4247 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4248 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4250 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4251 flow_nodes_print, dfs_enumerate_from): Likewise.
4252 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4253 control_flow_insn_p, count_basic_blocks): Likewise.
4254 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4255 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4256 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4257 average_num_loop_insns, loop_exit_edge_p,
4258 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4259 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4260 average_num_loop_insns, seq_cost): Likewise.
4261 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4262 * dominance.c (dominated_by_p): Likewise.
4263 * emit-rtl.c (validate_subreg): Likewise.
4264 * except.c (can_throw_internal, can_throw_external): Likewise.
4265 * except.h (can_throw_internal, can_throw_external): Likewise.
4266 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4267 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4268 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4269 simple_mem, store_ops_ok, load_kills_store, find_loads,
4270 store_killed_in_insn, store_killed_after, store_killed_before,
4271 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4273 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4274 noce_mem_write_may_trap_or_fault_p): Likewise.
4275 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4277 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4279 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4280 probably_cold_bb_p, probably_never_executed_bb_p,
4281 edge_probability_reliable_p, br_prob_note_reliable_p,
4282 can_predict_insn_p): Likewise.
4283 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4284 * resource.c (return_insn_p): Likewise.
4285 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4287 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4288 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4289 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4290 verify_gimple_modify_stmt): Likewise.
4291 * tree-chrec.c (is_not_constant_evolution,
4292 is_multivariate_chrec_rec, is_multivariate_chrec,
4293 chrec_contains_symbols, chrec_contains_undetermined,
4294 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4295 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4296 eq_evolutions_p, scev_direction): Likewise.
4297 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4298 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4299 chrec_contains_symbols_defined_in_loop,
4300 chrec_contains_undetermined, tree_contains_chrecs,
4301 evolution_function_is_affine_multivariate_p,
4302 evolution_function_is_univariate_p, chrec_zerop,
4303 evolution_function_is_constant_p, evolution_function_is_affine_p,
4304 evolution_function_is_affine_or_constant_p,
4305 tree_does_not_contain_chrecs, chrec_type): Likewise.
4306 * tree-data-ref.c (tree_fold_divides_p,
4307 object_address_invariant_in_loop_p, dr_may_alias_p,
4308 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4309 same_access_functions, constant_access_functions,
4310 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4312 * tree-flow.h (scev_direction): Likewise.
4313 * tree-gimple.c (is_gimple_stmt): Likewise.
4314 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4316 * tree-pretty-print.c (op_prio): Likewise.
4317 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4318 analyzable_condition, backedge_phi_arg_p): Likewise.
4319 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4320 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4321 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4324 2007-08-13 Dan Hipschman <dsh@google.com>
4327 * c-format.c (check_format_arg): Move check for zero-length
4328 format strings below the check for unterminated strings.
4330 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4333 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4336 2007-08-13 Nick Clifton <nickc@redhat.com>
4338 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4340 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4343 * c-format.c (gcc_gfc_length_specs): New array.
4344 (gcc_gfc_char_table): Add unsigned specifier, and references to
4345 the l length modifier.
4346 (format_types_orig): Use the new gcc_gfc_length_specs.
4348 2007-08-12 Sa Liu <saliu@de.ibm.com>
4350 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4351 and with REG_RETVAL note after split.
4353 2007-08-11 David Daney <ddaney@avtrex.com>
4355 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4356 as ATTRIBUTE_UNUSED.
4358 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4359 Segher Boessenkool <segher@kernel.crashing.org>
4361 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4362 HAVE_LOCAL_CPU_DETECT not defined.
4364 2007-08-11 Jan Hubicka <jh@suse.cz>
4366 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4367 (cgraph_process_new_functions): Honor previous value of
4368 disregard_inline_limits.
4369 * ipa-inline.c (compute_inline_parameters): Likewise.
4371 2007-08-11 Ian Lance Taylor <iant@google.com>
4373 * alias.h (alias_set_type): Define new type.
4374 (ALIAS_SET_MEMORY_BARRIER): Use it.
4375 * rtl.h: Include alias.h.
4376 (struct mem_attrs): Use alias_set_type.
4377 * tree.h: Include alias.h
4378 (struct tree_type): Use alias_set_type.
4379 (struct tree_struct_field_tag): Likewise.
4380 (struct tree_decl_common): Likewise.
4381 * alias.c (struct alias_set_entry): Use alias_set_type.
4382 (get_alias_set_entry, alias_set_subset_of): Likewise.
4383 (alias_sets_conflict_p): Likewise.
4384 (alias_sets_must_conflict_p): Likewise.
4385 (objects_must_conflict_p): Likewise.
4386 (get_alias_set, new_alias_set): Likewise.
4387 (record_alias_subset, record_component_aliases): Likewise.
4388 (varargs_set, frame_set): Change to alias_set_type.
4389 (get_varargs_alias_set): Use alias_set_type.
4390 (get_frame_alias_set): Likewise.
4391 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4392 * dse.c (struct store_info): Use alias_set_type.
4393 (struct read_info, struct clear_alias_mode_holder): Likewise.
4394 (clear_alias_set_lookup, canon_address): Likewise.
4395 (record_store, check_mem_read_rtx): Likewise.
4396 (dse_record_singleton_alias_set): Likewise.
4397 (dse_invalidate_singleton_alias_set): Likewise.
4398 * emit-rtl.c (get_mem_attrs): Likewise.
4399 (set_mem_attributes_minus_bitpos): Likewise.
4400 (set_mem_alias_set): Likewise.
4401 * expr.c (store_constructor_field, store_field): Likewise.
4402 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4403 * langhooks.c (lhd_get_alias_set): Likewise.
4404 * langhooks-def.h (lhd_get_alias_set): Likewise.
4405 * reload1.c (alter_reg): Likewise.
4406 * tree-flow.h (struct fieldoff): Likewise.
4407 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4408 (may_alias_p, get_smt_for, create_sft): Likewise.
4409 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4410 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4411 (merge_smts_into): Likewise.
4412 * varasm.c (const_alias_set): Likewise.
4413 * c-common.c (strict_aliasing_warning): Likewise.
4414 (c_common_get_alias_set): Likewise.
4415 * dse.h (dse_record_singleton_alias_set): Update declaration.
4416 (dse_invalidate_singleton_alias_set): Likewise.
4417 * emit-rtl.h (set_mem_alias_set): Likewise.
4418 * c-common.h (c_common_get_alias_set): Likewise.
4419 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4420 * print-tree.c (print_node): Likewise.
4421 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4423 (alpha_setup_incoming_varargs): Use alias_set_type.
4424 * config/i386/i386.c (setup_incoming_varargs_64): Use
4426 (setup_incoming_varargs_ms_64): Likewise.
4427 (ix86_GOT_alias_set): Likewise.
4428 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4429 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4430 (set): Change to alias_set_type.
4431 (get_TOC_alias_set): Use alias_set_type.
4432 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4434 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4435 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4437 (struct_value_alias_set): Likewise.
4438 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4440 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4442 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4443 * config/vxworks.h (TARGET_VXWORKS): Override.
4444 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4445 "mips" if TARGET_VXWORKS.
4447 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4449 * calls.c (avoid_likely_spilled_reg): New function.
4450 (expand_call): Use it.
4452 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4454 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4456 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4458 * config/mips/predicates.md (const_call_insn_operand): Invoke
4459 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4461 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4464 * config/rs6000/driver-rs6000.c: Include link.h.
4465 Use ElfW instead of wordsize-specif typedef.
4467 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * system.h (CONST_CAST): New.
4470 * c-decl.c (c_make_fname_decl): Use it.
4471 * c-lex.c (cb_ident, lex_string): Likewise.
4472 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4473 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4474 give_switch, set_multilib_dir): Likewise.
4475 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4476 * passes.c (execute_one_pass): Likewise.
4477 * prefix.c (update_path): Likewise.
4478 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4479 * tree.c (build_string): Likewise.
4481 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4483 * tree-flow-inline.h (is_exec_stmt): Remove.
4484 (is_label_stmt): Remove.
4485 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4488 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4490 * lower-subreg.c (resolve_shift_zext): Don't adjust
4491 src_reg_num for wordmode operands.
4493 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4494 David Ung <davidu@mips.com>
4496 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4497 (TARGET_SCHED_REORDER2): Define.
4498 (mips_maybe_swap_ready): New.
4499 (mips_last_74k_agen_insn): New.
4500 (mips_74k_agen_init): New.
4501 (mips_74k_agen_reorder): New function to group loads and stores
4503 (mips_sched_init): New.
4504 (mips_sched_reorder): Don't do initialization here. Call
4505 mips_74k_agen_reorder.
4506 (mips_variable_issue): Call mips_74k_agen_init.
4508 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4510 * tree-flow-inline.h (get_filename): Remove.
4512 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4514 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4516 (mips_fetch_insns): Delete in favor of...
4517 (mips_load_store_insns): ...this new function.
4518 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4519 to say whether multiword moves _might_ be split.
4520 (mips_fetch_insns): Delete in favor of...
4521 (mips_load_store_insns): ...this new function.
4522 (mips_rtx_costs): Update the call to mips_address_insns.
4523 (mips_address_cost): Likewise.
4524 * config/mips/mips.md (length): Use mips_load_store_insns instead
4525 of mips_fetch_insns.
4526 * config/mips/constraints.md (R): Use mips_address_insns rather
4527 than mips_fetch_insns. Assume that the move never needs to be split.
4529 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4531 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4532 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4533 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4534 * config/mips/mips.h (mips16_hard_float): Delete.
4535 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4536 definitions, and replace with....
4537 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4538 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4539 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4540 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4541 (override_options): Replace MASK_SOFT_FLOAT references with
4542 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4543 and mips16_hard_float when TARGET_MIPS16.
4545 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4548 * c-typeck.c (build_binary_op): Check for non pointer types before
4549 calling int_fits_type_p.
4551 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4554 * fold-const.c (omit_one_operand): Return only the ommitted expression
4555 if the result is an empty statement.
4556 (pedantic_omit_one_operand): Likewise.
4558 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4560 * c-typeck.c (readonly_error): Improve error for assignment.
4562 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4564 (pp_c_expression): Ditto.
4566 2007-08-09 Simon Baldwin <simonb@google.com>
4568 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4569 break that was preventing simplify_associative_operation() for xor.
4571 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4572 Nigel Stephens <nigel@mips.com>
4574 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4575 Document change in interpretation of value from boolean to
4577 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4578 ffs and ctz using clz.
4579 (expand_unop): Call them.
4580 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4582 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4583 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4584 enable the new ffs expansion on this target.
4586 2007-08-09 Jan Hubicka <jh@suse.cz>
4588 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4589 (expand_ternary_op): Likewise.
4590 (expand_vec_shift_expr): Likewise.
4591 (expand_binop_directly): Likewise.
4592 (expand_binop): Likewise.
4593 (sign_expand_binop): Likewise.
4594 (expand_twoval_unop): Likewise.
4595 (expand_twoval_binop): Likewise.
4596 (expand_twoval_binop_libfunc): Likewise.
4597 (widen_clz): Likewise.
4598 (widen_bswap): Likewise.
4599 (expand_parity): Likewise.
4600 (expand_unop): Likewise.
4601 (expand_abs_nojump): Likewise.
4602 (expand_copysign): Likewise.
4603 (emit_no_conflict_block): Likewise.
4604 (emit_libcall_block): Likewise.
4605 (can_compare_p): Likewise.
4606 (prepare_cmp_insn): Likewise.
4607 (emit_cmp_and_jump_insn_1): Likewise.
4608 (prepare_float_lib_cmp): Likewise.
4609 (emit_conditional_add): Likewise.
4610 (gen_add2_insn): Likewise.
4611 (have_add2_insn): Likewise.
4612 (gen_sub2_insn): Likewise.
4613 (have_sub2_insn): Likewise.
4614 (can_extend_p): Likewise.
4615 (can_fix_p): Likewise.
4616 (can_float_p): Likewise.
4617 (expand_float): Likewise.
4618 (expand_fix): Likewise.
4619 (expand_sfix_optab): Likewise.
4620 (new_optab): Likewise.
4621 (new_convert_optab): Likewise.
4622 (init_libfuncs): Likewise.
4623 (init_interclass_conv_libfuncs): Likewise.
4624 (init_intraclass_conv_libfuncs): Likewise.
4625 (set_conv_libfunc): Likewise.
4626 (init_optabs): Likewise.
4627 (debug_optab_libfuncs): Likewise.
4628 (gen_cond_trap): Likewise.
4629 * optabs.h (optab_handler, convert_optab_hanlder): New.
4630 * genopinit.c: Update optabs generation table.
4631 * reload.c (find_reloads_address_1): Use optabs accestors.
4632 * builtins.c (expand_builtin_mathfn): Likewise.
4633 (expand_builtin_mathfn_2): Likewise.
4634 (expand_builtin_mathfn_3): Likewise.
4635 (expand_builtin_interclass_mathfn): Likewise.
4636 (expand_builtin_sincos): Likewise.
4637 (expand_builtin_cexpi): Likewise.
4638 (expand_builtin_powi): Likewise.
4639 (expand_builtin_strlen): Likewise.
4640 * dojump.c (do_jump): Likewise.
4641 * expr.c (convert_move): Likewise.
4642 (move_by_pieces): Likewise.
4643 (move_by_pieces_ninsns): Likewise.
4644 (can_store_by_pieces): Likewise.
4645 (store_by_pieces_1): Likewise.
4646 (emit_move_via_integer): Likewise.
4647 (emit_move_complex): Likewise.
4648 (emit_move_ccmode): Likewise.
4649 (emit_move_insn_1): Likewise.
4650 (emit_single_push_insn): Likewise.
4651 (store_constructor): Likewise.
4652 (expand_expr_real_1): Likewise.
4653 (do_store_flag): Likewise.
4654 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4655 (enumerate_modes): Likewise.
4656 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4657 (supportable_widening_operation): Likewise.
4658 (supportable_narrowing_operation): Likewise.
4659 * expmed.c (store_bit_field_1): Likewise.
4660 (extract_bit_field_1): Likewise.
4661 (expand_mult_highpart_optab): Likewise.
4662 (expand_smod_pow2): Likewise.
4663 (expand_divmod): Likewise.
4664 (emit_store_flag): Likewise.
4665 * tree-vect-patterns.c
4666 (vect_pattern_recog_1): Likewise.
4667 * tree-ssa-loop-prefetch.c
4668 (nontemporal_store_p): Likewise.
4669 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4670 (vect_create_epilog_for_reduction): Likewise.
4671 (vectorizable_reduction): Likewise.
4672 (vectorizable_operation): Likewise.
4673 (vect_strided_store_supported): Likewise.
4674 (vectorizable_store): Likewise.
4675 (vect_strided_load_supported): Likewise.
4676 (vectorizable_load): Likewise.
4677 * combine.c (simplify_comparison): Likewise.
4678 * tree-vect-generic.c
4679 (type_for_widest_vector_mode): Likewise.
4680 (expand_vector_operations_1): Likewise.
4681 * config/spu/spu.c (spu_expand_mov): Likewise.
4682 (spu_emit_vector_compare): Likewise.
4683 * config/rs6000/rs6000.c
4684 (rs6000_emit_vector_compare): Likewise.
4685 * stmt.c (add_case_node): Likewise.
4686 * reload1.c (gen_reload):
4688 2007-08-09 Michael Matz <matz@suse.de>
4690 * tree.h (fixed_zerop): Declare as taking a const_tree.
4691 * tree.c (fixed_zerop): Take a const_tree.
4693 2007-08-09 Ira Rosen <irar@il.ibm.com>
4695 * tree-vect-transform.c (vectorizable_store): Remove call to
4696 copy_virtual_operands() and call mark_symbols_for_renaming() for
4697 the created vector store.
4698 (vect_setup_realignment): Don't call copy_virtual_operands() and
4699 update_vuses_to_preheader().
4700 (vectorizable_load): Don't call copy_virtual_operands().
4701 (update_vuses_to_preheader): Remove.
4703 2007-08-08 Chao-ying Fu <fu@mips.com>
4705 * tree.def (FIXED_POINT_TYPE): New type.
4706 (FIXED_CST): New constant.
4707 (FIXED_CONVERT_EXPR): New expr.
4708 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4709 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4710 * tree.h (struct tree_base): Add saturating_flag.
4711 Remove one bit of spare for saturating_flag.
4712 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4713 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4714 FIXED_POINT_TYPE_P): Define.
4715 (TYPE_SATURATING): Define.
4716 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4717 (struct tree_fixed_cst): New.
4718 (TYPE_IBIT, TYPE_FBIT): Define.
4719 (tree_node): Add fixed_cst.
4720 (enum tree_index): Add new enumeration values of
4721 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4722 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4723 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4724 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4725 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4726 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4727 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4728 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4729 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4730 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4731 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4732 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4733 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4734 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4735 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4736 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4737 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4738 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4739 (sat_short_fract_type_node, sat_fract_type_node,
4740 sat_long_fract_type_node, sat_long_long_fract_type_node,
4741 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4742 sat_unsigned_long_fract_type_node,
4743 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4744 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4745 unsigned_short_fract_type_node, unsigned_fract_type_node,
4746 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4747 sat_short_accum_type_node, sat_accum_type_node,
4748 sat_long_accum_type_node, sat_long_long_accum_type_node,
4749 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4750 sat_unsigned_long_accum_type_node,
4751 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4752 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4753 unsigned_short_accum_type_node, unsigned_accum_type_node,
4754 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4755 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4756 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4757 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4758 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4759 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4760 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4761 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4762 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4763 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4764 sat_uda_type_node, sat_uta_type_node): New macro.
4765 (make_fract_type, make_accum_type): Declare.
4766 (make_signed_fract_type, make_unsigned_fract_type,
4767 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4768 make_signed_accum_type, make_unsigned_accum_type,
4769 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4770 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4771 make_or_reuse_sat_signed_fract_type,
4772 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4773 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4774 make_or_reuse_sat_unsigned_accum_type): New macro.
4775 (fixed_zerop): Declare.
4776 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4777 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4778 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4779 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4780 * treestruct.def: Add TS_FIXED_CST.
4781 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4783 (tree-dump.o): Likewise.
4784 (print-tree.o): Likewise.
4785 (tree-pretty-print.o): Likewise.
4786 (fold-const.o): Likewise.
4787 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4788 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4789 (is_gimple_min_invariant): Handle FIXED_CST.
4790 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4791 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4792 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4793 (layout_type): Handle FIXED_POINT_TYPE.
4794 (make_fract_type, make_accum_type): New functions.
4795 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4796 * tree-dump.c (fixed-value.h): New include.
4797 (dump_fixed): New function.
4798 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4799 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4800 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4801 * tree-pretty-print.c (fixed-value.h): New include.
4802 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4804 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4805 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4806 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4807 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4808 for non-saturating fixed-point types.
4809 (reassociate_bb): Likewise.
4810 * emit-rtl.c (fixed-value.h): New include.
4811 (fconst0, fconst1): New array.
4812 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4813 * tree-vect-generic.c expand_vector_operation): Support
4814 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4816 (type_for_widest_vector_mode): Add one parameter for the
4818 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4820 Pass the satp parameter to type_for_mode for fixed-point types.
4821 (expand_vector_operations_1): Pass the saturating flag to
4822 type_for_widest_vector_mode.
4823 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4824 and MODE_VECTOR_UACCUM.
4825 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4826 (vectorizable_condition): Likewise.
4827 * tree.c (fixed-value.h): New include.
4828 (tree_code_size): Support FIXED_CST.
4829 (build_fixed): New function.
4830 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4831 (fixed_zerop): New function.
4832 (tree_node_structure): Support FIXED_CST.
4833 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4834 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4835 (type_hash_eq): Handle FIXED_POINT_TYPE.
4836 (simple_cst_equal): Support FIXED_CST.
4837 (iterative_hash_expr): Handle FIXED_CST.
4838 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4839 (get_narrower): Likewise.
4840 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4841 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4842 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4843 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4845 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4846 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4847 (initializer_zerop): Support FIXED_CST.
4848 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4849 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4850 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4851 (is_base_type): Handle FIXED_POINT_TYPE.
4852 (add_type_attribute): Handle FIXED_POINT_TYPE.
4853 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4854 * print-tree.c (fixed-value.h): New include.
4855 (print_node_brief): Support FIXED_CST.
4856 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4857 * c-pretty-print.c (fixed-value.h): New include.
4858 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4859 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4860 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4861 Support fixed-point types for inner items in VECTOR_TYPE.
4862 (pp_c_direct_declarator): Likewise.
4863 (pp_c_declarator): Likewise.
4864 (pp_c_fixed_constant): New function.
4865 (pp_c_constant): Handle FIXED_CST.
4866 (pp_c_primary_expression): Likewise.
4867 (pp_c_expression): Likewise.
4868 * fold-const.c (fixed-value.h): New include.
4869 (negate_expr_p): Return true for FIXED_CST.
4870 (fold_negate_expr): Support FIXED_CST.
4871 (split_tree): Support FIXED_CST.
4872 (const_binop): Support FIXED_CST.
4873 (fold_convert_const_int_from_fixed): New function to convert from
4875 (fold_convert_const_real_from_fixed): New function to convert from
4877 (fold_convert_const_fixed_from_fixed): New function to convert from
4878 fixed to another fixed.
4879 (fold_convert_const_fixed_from_int): New function to convert from
4881 (fold_convert_const_fixed_from_real): New function to convert from
4883 (fold_convert_const): Support conversions from fixed to int, from
4884 fixed to real, from fixed to fixed, from int to fixed, and from real
4886 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4887 (operand_equal_p): Support FIXED_CST.
4888 (make_range): For fixed-point modes, we need to pass the
4889 saturating flag as the 2nd parameter.
4890 (tree_swap_operands_p): Handle FIXED_CST.
4891 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4893 (fold_unary): Support FIXED_CONVERT_EXPR.
4894 (fold_binary): Handle FIXED_CST.
4895 Make sure the type is not saturating, before associating operations.
4896 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4897 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4898 (fold_negate_const): Support FIXED_CST.
4899 (fold_relational_const): Support FIXED_CST.
4900 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4901 (gimplify_expr): Handle FIXED_CST.
4902 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4903 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4904 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4905 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4906 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4907 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4908 LONG_LONG_ACCUM_TYPE_SIZE.
4909 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4910 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4911 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4912 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4913 MODE_ACCUM, and MODE_UACCUM.
4914 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4915 fixed-point types to disable reduction.
4916 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4918 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4920 * config/rs6000/x-rs6000: New file.
4921 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4922 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4923 (EXTRA_SPEC_FUNCTIONS): Define.
4924 (HAVE_LOCAL_CPU_DETECT): Define.
4925 (CC1_CPU_SPEC): Define.
4926 * config/rs6000/driver-rs6000.c: New file.
4927 * config/rs6000/aix.h (CC1_SPEC): Define.
4928 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4929 * config.host: Add x-rs6000 to host_xmake_file if host and target
4930 are rs6000 or powerpc.
4932 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4934 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4936 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4937 Sandra Loosemore <sandra@codesourcery.com>
4938 Chao-ying Fu <fu@mips.com>
4939 Nigel Stephens <nigel@mips.com>
4940 David Ung <davidu@mips.com>
4942 * doc/invoke.texi (-mcode-readable): Document.
4943 * config/mips/mips.opt (mcode-readable): New option.
4944 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4945 * config/mips/mips.h (mips_code_readable_setting): New enum.
4946 (mips_code_readable): Declare.
4947 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4948 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4949 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4950 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4951 boiler-plate comments.
4952 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4953 * config/mips/mips.c (mips_code_readable): New variable.
4954 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4955 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4956 context and -mcode-readable setting to restrict the use of
4957 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4958 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4959 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4960 (mips_blocks_for_constant_p): Only return false for
4961 TARGET_MIPS16_PCREL_LOADS.
4962 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4963 for MIPS16. Handle SYMBOL_32_HIGH.
4964 (mips_const_insns): Allow HIGHs for MIPS16 too.
4965 (mips_unspec_address_offset): New function, split out from...
4966 (mips_unspec_address): ...here.
4967 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4968 16-bit symbolic constants. Assert approropiate conditions for
4969 using the "la" and "dla" macros.
4970 (mips_handle_option): Handle -mcode-readable=.
4971 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4972 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4973 (mips_strip_unspec_address): New function, split out from...
4974 (print_operand_reloc): ...here.
4975 (print_operand): Pass constants through mips_strip_unspec_address.
4976 (print_operand_address): Likewise.
4977 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4978 (mips_select_rtx_section): Remove MIPS16 handling.
4979 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4980 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4981 (mips16_lay_out_constants): Do nothing unless
4982 TARGET_MIPS16_PCREL_LOADS.
4983 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4984 * config/mips/mips.md: Split HIGHs for MIPS16.
4985 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4987 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4989 * config/mips/mips-protos.h (mips_emit_move): Declare.
4990 * config/mips/mips.c (mips_emit_move): New function.
4991 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4992 (mips_legitimize_const_move): Likewise.
4993 (mips_legitimize_move): Likewise.
4994 (mips_split_64bit_move): Likewise.
4995 (mips_restore_gp): Likewise.
4996 (mips_load_call_address): Likewise.
4997 (mips_emit_fcc_reload): Likewise.
4998 (mips_set_return_address): Likewise.
4999 (mips_block_move_straight): Likewise.
5000 (mips_block_move_loop): Likewise.
5001 (mips_setup_incoming_varargs): Likewise.
5002 (mips_save_reg): Likewise.
5003 (mips_expand_prologue): Likewise.
5004 (mips_restore_reg): Likewise.
5005 (mips_expand_epilogue): Likewise.
5006 (mips_output_mi_thunk): Likewise.
5007 (build_mips16_call_stub): Likewise.
5008 (mips_builtin_branch_and_move): Likewise.
5009 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5010 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5011 (fixuns_truncdfdi2): Likewise.
5012 (fixuns_truncsfsi2): Likewise.
5013 (fixuns_truncsfdi2): Likewise.
5014 (loadgp_absolute): Likewise.
5015 (builtin_setjmp_setup): Likewise.
5016 (builtin_longjmp): Likewise.
5017 (untyped_call): Likewise.
5019 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5021 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5022 an "rtx *" argument. Return a bool.
5023 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5024 values and return true if they can be split. Take the same kind of
5025 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5026 and store the lo_sum there if nonnull. Use the symbol type to
5027 determine whether a $gp or HIGH is needed.
5028 (mips_legitimize_address): Update call to mips_split_symbol and
5029 simplify accordingly.
5030 (mips_legitimize_const_move): Likewise.
5031 * config/mips/mips.md: In the combine define_split,
5032 check mips_split_symbol instead of splittable_symbolic_operand.
5033 Update use of mips_split_symbol in the generator code.
5034 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5036 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5038 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5039 (mips_symbol_insns_1): New function, split out from...
5040 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5041 and stores separately from load addresses.
5042 (mips_classify_address): Replace uses of mips_symbolic_address_p
5043 with uses of mips_symbol_insns.
5044 (mips_address_insns): Update calls to mips_symbol_insns.
5045 (mips_const_insns): Likewise.
5046 (mips_legitimize_address): Likewise.
5048 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5050 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5051 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5052 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5053 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5054 non-call contexts if TARGET_MIPS16.
5055 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5056 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5057 code for SYMBOL_ABSOLUTE.
5058 (mips_symbol_insns): Likewise.
5060 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5062 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5063 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5064 (mips_symbolic_constant_p): Likewise. Update the call to
5065 mips_classify_symbol.
5066 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5067 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5068 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5069 (print_operand_reloc): Add a context argument. Update the call to
5070 mips_symbolic_constant_p.
5071 (print_operand): Update the calls to print_operand_reloc.
5072 (print_operand_address): Use print_operand_reloc rather than
5074 (mips_rewrite_small_data_p): Add a context argument. Update the call
5075 to mips_symbolic_constant_p.
5076 (mips_small_data_pattern_1): Make DATA the containing mem.
5077 Update the call to mips_rewrite_small_data_p.
5078 (mips_rewrite_small_data_1): Likewise.
5079 (mips_use_anchors_for_symbol_p): Update the call to
5080 mips_symbolic_constant_p.
5081 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5082 (splittable_symbolic_operand): Likewise.
5083 (move_operand): Likewise.
5084 (absolute_symbolic_operand): Likewise.
5085 (got_disp_operand): Likewise.
5086 (got_page_ofst_operand): Likewise.
5088 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5090 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5091 (SYMBOL_ABSOLUTE): ...this.
5092 (SYMBOL_SMALL_DATA): Rename to...
5093 (SYMBOL_GP_RELATIVE): ...this.
5094 (SYMBOL_CONSTANT_POOL): Rename to...
5095 (SYMBOL_PC_RELATIVE): ...this.
5096 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5097 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5098 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5099 after above changes.
5100 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5101 (general_symbolic_operand): Rename to...
5102 (absolute_symbolic_operand): ...this.
5103 * config/mips/mips.md: Update after above changes.
5105 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5106 Revital Eres <eres@il.ibm.com>
5108 * ddg.c (print_ddg): Add dump information.
5109 * modulo-sched.c (print_node_sched_params): Add parameter and
5111 (calculate_maxii): Remove function.
5112 (undo_generate_reg_moves): Likewise.
5113 (undo_permute_partial_schedule): Likewise.
5114 (kernel_number_of_cycles): Likewise.
5115 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5116 (sms_schedule): Use it. Remove profitability checks.
5117 (sms_schedule_by_order): Fix order of nodes within the cycle.
5119 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5121 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5122 -profile option, add pie support.
5123 (ENDFILE_SPEC): New spec.
5124 * config/gnu.h (LIB_SPEC): Add -profile option.
5126 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5128 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5129 * config/gnu.h (LIB_SPEC): Likewise.
5131 2007-08-07 Yaz Saito <saito@google.com>
5132 Ian Lance Taylor <iant@google.com>
5134 * common.opt (finstrument-functions-exclude-function-list): New
5136 (finstrument-functions-exclude-file-list): New option.
5137 * opts.c (char_p): Define and DEF_VEC.
5138 (flag_instrument_functions_exclude_functions): New static
5140 (flag_instrument_functions_exclude_files): New static variable.
5141 (add_instrument_functions_exclude_list): New static function.
5142 (flag_instrument_functions_exclude_p): New function.
5143 (common_handle_option): Handle new options.
5144 * flags.h (flag_instrument_functions_exclude_p): Declare.
5145 * gimplify.c (gimplify_function_tree): Call
5146 flag_instrument_functions_exclude_p.
5147 * doc/invoke.texi (Option Summary): Mention new options.
5148 (Code Gen Options): Document new options.
5150 2007-08-07 Ian Lance Taylor <iant@google.com>
5152 PR rtl-optimization/32776
5153 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5154 (resolve_use): Likewise.
5155 (decompose_multiword_subregs): Remove "changed" local variable.
5157 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5159 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5160 * configure: Regenerate.
5161 * config.in: Regenerate.
5162 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5165 2007-08-07 Ian Lance Taylor <iant@google.com>
5167 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5168 note, just delete the insn.
5170 2007-08-07 Andreas Schwab <schwab@suse.de>
5173 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5176 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5178 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5179 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5180 (decompose_multiword_subregs): Use the functions above to decompose
5181 multiword shifts and zero-extends.
5183 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5185 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5186 "assemble" descriptions which were swapped.
5188 2007-08-06 Chao-ying Fu <fu@mips.com>
5190 * fixed-value.h: New file.
5191 * fixed-value.c: New file.
5192 * Makefile.in (OBJS-common): Add fixed-value.o.
5193 (fixed-value.o): New rule.
5194 (GTFILES): Add fixed-value.h.
5195 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5196 to compare a.low and b.low.
5197 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5199 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5200 Daniel Jacobowitz <dan@codesourcery.com>
5203 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5205 (x86_64-*-netbsd*): Likewise.
5206 (x86_64-*-linux*): Likewise.
5207 (x86_64-*-kfreebsd*-gnu): Likewise.
5208 (x86_64-*-knetbsd*-gnu): Likewise.
5209 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5211 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5213 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5214 Add -fno-asynchronous-unwind-tables.
5216 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5217 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5218 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5219 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5220 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5222 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5224 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5225 (TARGET_C_MODE_FOR_SUFFIX): New.
5227 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5229 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5231 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5233 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5235 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5238 before checking function returns in conditional expressions.
5240 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5243 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5245 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5248 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5249 for INTEGRAL_TYPE_P.
5251 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5253 * configure.ac: Remove --enable-checking=df from default settings.
5254 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5255 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5256 if the parameter is true.
5257 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5258 DF_VERIFY_SCHEDULED flag is true.
5259 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5260 (df_finish_pass): Adjust prototype.
5261 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5264 * see.c (pass_see): Add TODO_df_verify.
5265 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5266 * global.c (rest_of_handle_global_alloc): Schedule verification
5268 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5270 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5271 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5272 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5274 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5275 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5276 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5278 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5279 Revital Eres <eres@il.ibm.com>
5281 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5283 * ddg.c (create_ddg_dependence): Rename to...
5284 (create_ddg_dep_from_intra_loop_link): This. Do not check
5285 for interloop edges. Do not create anti dependence edge when
5286 a true dependence edge exists in the opposite direction and
5287 -fmodulo-sched-allow-regmoves is set.
5288 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5289 (add_cross_iteration_register_deps): Create anti dependence edge
5290 when -fno-modulo-sched-allow-regmoves is set.
5291 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5293 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5295 * config/arm/arm.md (movsi): Add braces.
5297 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5300 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5301 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5304 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5306 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5307 state accessor functions.
5308 * cfgloopmanip.c (remove_path, create_preheaders,
5309 force_single_succ_latches, fix_loop_structure): Ditto.
5310 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5311 tree_duplicate_loop_to_header_edge): Ditto.
5312 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5313 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5315 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5316 cleanup_tree_cfg): Ditto.
5317 * tree-cfg.c (tree_merge_blocks): Ditto.
5318 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5319 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5320 loop_preheader_edge, single_exit): Ditto.
5321 (flow_loops_find): Do not clear loops->state.
5322 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5323 loops_state_clear): New functions.
5325 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5328 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5329 when adding to the base and convert ELT to sizetype instead of type.
5331 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5334 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5335 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5337 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5340 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5341 correct type the negate expression.
5343 2007-08-03 Jan Hubicka <jh@suse.cz>
5345 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5348 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5350 * config/rs6000/rs6000.c (struct processor_cost): Change
5351 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5352 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5354 (rios1_costs, rios2_cost): Correct cache line size.
5355 (rs6000_override_options): Set l2-cache-size parameter.
5357 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5358 Diego Novillo <dnovillo@google.com>
5361 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5362 if the range includes 0.
5364 2007-08-03 Ben Elliston <bje@au.ibm.com>
5366 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5367 mode to unspec expressions to silence a warning from the generator
5370 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5372 * config/ia64/constraints.md ("U"): Make constraint vector only.
5374 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5377 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5378 always_inline attribute on the function decl.
5380 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5383 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5384 if we are compiling with -fPIC.
5386 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5387 Nigel Stephens <nigel@mips.com>
5389 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5390 Define for MIPS32 and MIPS64.
5392 2007-08-02 Nick Clifton <nickc@redhat.com>
5394 * config/host-hpux.c: Change copyright header to refer to version
5395 3 of the GNU General Public License and to point readers at the
5396 COPYING3 file and the FSF's license web page.
5397 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5398 config/alpha/linux.h, config/alpha/alpha.opt,
5399 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5400 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5401 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5402 config/alpha/alpha.h, config/alpha/sync.md,
5403 config/alpha/openbsd.h, config/alpha/alpha.md,
5404 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5405 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5406 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5407 config/alpha/constraints.md, config/alpha/osf.h,
5408 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5409 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5410 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5411 config/frv/frv-asm.h, config/frv/frv-protos.h,
5412 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5413 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5414 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5415 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5416 config/s390/s390.opt, config/s390/s390-modes.def,
5417 config/s390/fixdfdi.h, config/s390/constraints.md,
5418 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5419 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5420 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5421 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5422 config/m32c/prologue.md, config/m32c/m32c.abi,
5423 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5424 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5425 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5426 config/m32c/jump.md, config/m32c/shift.md,
5427 config/m32c/m32c-protos.h, config/libgloss.h,
5428 config/spu/spu-protos.h, config/spu/predicates.md,
5429 config/spu/spu-builtins.h, config/spu/spu.c,
5430 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5431 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5432 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5433 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5434 config/sparc/hypersparc.md, config/sparc/predicates.md,
5435 config/sparc/linux.h, config/sparc/sp64-elf.h,
5436 config/sparc/supersparc.md, config/sparc/cypress.md,
5437 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5438 config/sparc/niagara.md, config/sparc/sparc.md,
5439 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5440 config/sparc/sparc.opt, config/sparc/sync.md,
5441 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5442 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5443 config/sparc/sparc.c, config/sparc/little-endian.opt,
5444 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5445 config/sparc/linux64.h, config/sparc/freebsd.h,
5446 config/sparc/sol2.h, config/sparc/rtemself.h,
5447 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5448 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5449 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5450 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5451 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5452 config/m32r/linux.h, config/m32r/constraints.md,
5453 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5454 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5455 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5456 config/i386/i386.md, config/i386/netware-crt0.c,
5457 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5458 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5459 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5460 config/i386/sol2.h, config/i386/constraints.md,
5461 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5462 config/i386/predicates.md, config/i386/geode.md,
5463 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5464 config/i386/freebsd64.h, config/i386/vxworksae.h,
5465 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5466 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5467 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5468 config/i386/netware.h, config/i386/i386-modes.def,
5469 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5470 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5471 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5472 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5473 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5474 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5475 config/i386/xm-mingw32.h, config/i386/linux64.h,
5476 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5477 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5478 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5479 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5480 config/i386/cygwin2.c, config/i386/i386-protos.h,
5481 config/i386/sync.md, config/i386/openbsd.h,
5482 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5483 config/i386/nto.h, config/i386/biarch64.h,
5484 config/i386/i386-coff.h, config/i386/freebsd.h,
5485 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5486 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5487 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5488 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5489 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5490 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5491 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5492 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5493 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5494 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5495 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5496 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5497 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5498 config/sh/superh64.h, config/sh/rtemself.h,
5499 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5500 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5501 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5502 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5503 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5504 config/avr/predicates.md, config/avr/constraints.md,
5505 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5506 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5507 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5508 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5509 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5510 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5511 config/c4x/predicates.md, config/c4x/c4x.h,
5512 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5513 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5514 config/xtensa/linux.h, config/xtensa/xtensa.h,
5515 config/xtensa/elf.h, config/xtensa/xtensa.md,
5516 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5517 config/xtensa/xtensa-protos.h, config/dbx.h,
5518 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5519 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5520 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5521 config/host-solaris.c, config/fr30/fr30.h,
5522 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5523 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5524 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5525 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5526 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5527 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5528 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5529 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5530 config/cris/predicates.md, config/cris/linux.h,
5531 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5532 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5533 config/cris/aout.opt, config/cris/cris-protos.h,
5534 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5535 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5536 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5537 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5538 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5539 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5540 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5541 config/chorus.h, config/mn10300/mn10300.c,
5542 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5543 config/mn10300/mn10300.h, config/mn10300/linux.h,
5544 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5545 config/mn10300/mn10300.md, config/ia64/predicates.md,
5546 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5547 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5548 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5549 config/ia64/freebsd.h, config/ia64/ia64.md,
5550 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5551 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5552 config/gofast.h, config/rtems.h, config/sol2-10.h,
5553 config/m68k/predicates.md, config/m68k/m68k.md,
5554 config/m68k/linux.h, config/m68k/m68k-modes.def,
5555 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5556 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5557 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5558 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5559 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5560 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5561 config/m68k/constraints.md, config/m68k/rtemself.h,
5562 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5563 config/m68k/uclinux.h, config/rs6000/power4.md,
5564 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5565 config/rs6000/linux.h, config/rs6000/eabi.h,
5566 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5567 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5568 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5569 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5570 config/rs6000/windiss.h, config/rs6000/603.md,
5571 config/rs6000/aix41.h, config/rs6000/cell.md,
5572 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5573 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5574 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5575 config/rs6000/default64.h, config/rs6000/7xx.md,
5576 config/rs6000/darwin.opt, config/rs6000/spe.md,
5577 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5578 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5579 config/rs6000/7450.md, config/rs6000/linux64.h,
5580 config/rs6000/constraints.md, config/rs6000/440.md,
5581 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5582 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5583 config/rs6000/rs6000.h, config/rs6000/power6.md,
5584 config/rs6000/predicates.md, config/rs6000/altivec.md,
5585 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5586 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5587 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5588 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5589 config/rs6000/linux64.opt, config/rs6000/sync.md,
5590 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5591 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5592 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5593 config/rs6000/eabispe.h, config/rs6000/e500.h,
5594 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5595 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5596 config/rs6000/aix.h, config/rs6000/vxworks.h,
5597 config/rs6000/40x.md, config/rs6000/aix51.h,
5598 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5599 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5600 config/arc/arc.h, config/mcore/mcore-elf.h,
5601 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5602 config/mcore/mcore.md, config/mcore/mcore.c,
5603 config/mcore/mcore.opt, config/mcore/mcore.h,
5604 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5605 config/score/predicates.md, config/score/score-version.h,
5606 config/score/score-protos.h, config/score/misc.md,
5607 config/score/elf.h, config/score/score.c, config/score/mac.md,
5608 config/score/score7.md, config/score/score.h,
5609 config/score/score-conv.h, config/score/score-mdaux.c,
5610 config/score/score.md, config/score/score.opt,
5611 config/score/score-modes.def, config/score/score-mdaux.h,
5612 config/score/mul-div.S, config/arm/uclinux-elf.h,
5613 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5614 config/arm/symbian.h, config/arm/linux-elf.h,
5615 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5616 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5617 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5618 config/arm/strongarm-pe.h, config/arm/arm.h,
5619 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5620 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5621 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5622 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5623 config/arm/arm-cores.def, config/arm/arm-protos.h,
5624 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5625 config/arm/wince-pe.h, config/arm/neon.md,
5626 config/arm/constraints.md, config/arm/neon.ml,
5627 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5628 config/arm/arm.opt, config/arm/arm926ejs.md,
5629 config/arm/predicates.md, config/arm/iwmmxt.md,
5630 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5631 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5632 config/arm/neon-testgen.ml, config/arm/arm.md,
5633 config/arm/xscale-coff.h, config/arm/pe.c,
5634 config/arm/arm-generic.md, config/arm/pe.h,
5635 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5636 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5637 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5638 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5639 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5640 config/pa/predicates.md, config/pa/pa64-hpux.h,
5641 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5642 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5643 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5644 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5645 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5646 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5647 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5648 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5649 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5650 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5651 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5652 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5653 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5654 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5655 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5656 config/mips/linux64.h, config/mips/elforion.h,
5657 config/mips/constraints.md, config/mips/generic.md,
5658 config/mips/predicates.md, config/mips/4300.md,
5659 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5660 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5661 config/mips/5k.md, config/mips/vr4120-div.S,
5662 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5663 config/mips/mips-protos.h, config/mips/6000.md,
5664 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5665 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5666 config/mips/mips-modes.def, config/mips/vr.h,
5667 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5668 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5669 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5670 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5671 config/vax/openbsd1.h, config/vax/netbsd.h,
5672 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5673 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5674 config/h8300/rtems.h, config/h8300/predicates.md,
5675 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5676 config/h8300/h8300.md, config/h8300/h8300.opt,
5677 config/h8300/coff.h, config/h8300/h8300-protos.h,
5678 config/v850/v850.md, config/v850/predicates.md,
5679 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5680 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5681 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5682 config/mmix/mmix.h, config/mmix/predicates.md,
5683 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5684 config/mmix/mmix.c, config/mmix/mmix.opt,
5685 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5686 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5687 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5688 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5691 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5693 * emit-rtl.c (reset_used_decls): Rename to...
5694 (set_used_decls): ...this. Set the used flag rather than clearing it.
5695 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5696 DECL_RTLs rather than resetting them.
5698 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5700 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5702 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5704 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5705 argument to find_reloads_address.
5707 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5709 PR tree-optimization/32919
5710 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5711 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5712 (coalesce_ssa_name): Call it.
5714 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5715 David Ung <davidu@mips.com>
5717 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5718 (__mips16_unorddf2, __mips16_floatunsidf): New.
5719 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5721 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5723 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5725 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5726 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5727 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5728 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5729 * omp-low.c (get_ws_args_for, determine_parallel_type,
5730 expand_omp_for_generic, expand_omp_for_static_nochunk,
5731 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5732 Work with more precise CFG.
5733 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5734 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5736 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5737 * gimple-low.c (lower_stmt): Ditto.
5738 * tree-inline.c (estimate_num_insns_1): Ditto.
5739 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5740 (OMP_SECTIONS_SWITCH): New.
5741 * tree-cfgcleanup.c (cleanup_omp_return): New.
5742 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5743 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5744 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5745 (tree_redirect_edge_and_branch): Handle omp constructs.
5747 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5748 with three arguments.
5750 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5752 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5755 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5757 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5758 the loop structures may need fixing.
5759 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5761 (cleanup_tree_cfg_loop): Removed.
5762 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5763 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5764 instead of running cleanup_tree_cfg_loop.
5765 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5766 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5767 (tree_predictive_commoning): Declaration changed.
5768 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5770 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5772 * doc/invoke.texi (l1-cache-size): Update documentation.
5773 (l2-cache-size): Document.
5774 * params.h (L2_CACHE_SIZE): New macro.
5775 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5776 that L1_CACHE_SIZE is in kB now.
5777 (L2_CACHE_SIZE_BYTES): New macro.
5778 (tree_ssa_prefetch_arrays): Show size in kB.
5779 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5780 and l2_cache_size fields.
5781 * config/i386/driver-i386.c (describe_cache): Detect cache size
5783 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5784 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5785 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5786 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5787 (override_options): Set l1-cache-size and l2-cache-size to default
5788 values if not specified otherwise.
5789 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5790 (PARAM_L2_CACHE_SIZE): New.
5792 2007-08-01 Nigel Stephens <nigel@mips.com>
5793 David Ung <davidu@mips.com>
5794 Thiemo Seufer <ths@mips.com>
5795 Chris Dearman <chris@mips.com>
5796 Richard Sandiford <richard@codesourcery.com>
5798 * config.gcc (mips*-sde-elf*): New stanza.
5799 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5800 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5801 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5802 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5803 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5804 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5806 * config/mips/sde.h: New file.
5807 * config/mips/t-libgcc-mips16: Likewise.
5808 * config/mips/t-sde: Likewise.
5809 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5810 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5811 _MIPS_FPSET and _MIPS_SZINT.
5812 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5813 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5814 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5815 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5816 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5817 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5818 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5819 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5820 _MIPS_SZPTR and _MIPS_FPSET.
5821 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5822 architecture is specified.
5823 (MIPS_32BIT_OPTION_SPEC): New macro.
5825 2007-07-31 Dan Hipschman <dsh@google.com>
5827 * gcc.c (end_going_arg): New function.
5828 (do_spec_2): Use it.
5829 (do_spec_1): Use it.
5831 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5833 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5834 only if ENABLE_CHECKING is defined.
5836 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5838 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5839 df_ru_add_problem, df_ru_get_bb_info): Removed.
5840 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5841 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5842 df_ru_free_bb_info, df_ru_alloc,
5843 df_ru_bb_local_compute_process_def,
5844 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5845 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5846 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5847 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5848 df_ru_add_problem): Removed.
5850 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5853 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5854 (casesi32p, casesi64p): Likewise.
5855 (casesi): Adjust for above.
5857 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5859 * mode-switching.c (create_pre_exit): Don't search past calls.
5861 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5863 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5865 2007-07-31 Revital Eres <eres@il.ibm.com>
5867 * ddg.c (add_deps_for_def): Rename to...
5868 (add_cross_iteration_register_deps): This. Change implementation
5869 to use only reaching def and def-use chains to construct the
5870 inter loop dependencies.
5871 (add_deps_for_use): Remove function.
5872 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5873 function to build the inter loop dependencies.
5874 * modulo-sched.c (sms_schedule): Build only
5875 reaching def and def-use chains for the propose of the ddg
5878 2007-07-31 Julian Brown <julian@codesourcery.com>
5880 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5881 New define_insns. Use correct RTL.
5882 (vec_set<mode>): Write as expander.
5884 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5886 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5887 to an unallocated space.
5889 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5892 (split_constant_offset): Enable split_constant_offset to extract
5893 constants from other statements.
5894 * tree-vect-transform.c
5895 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5896 to a temp var. Force base_offset to be simple.
5898 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5900 * df-scan.c (df_scan_verify): Remove artificial limit on
5901 the number of blocks for verification.
5902 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5903 df_simulate_defs): Avoid unnecessary insn checking for defs.
5905 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5907 * config/m68k/lb1sf68.asm (FUNC): New macro.
5909 (__udivsi3): Likewise.
5910 (__divsi3): Likewise.
5911 (__umodsi3): Likewise.
5912 (__modsi3): Likewise.
5913 (__subdf3): Likewise.
5914 (__adddf3): Likewise.
5915 (__muldf3): Likewise.
5916 (__divdf3): Likewise.
5917 (__negdf2): Likewise.
5918 (__cmpdf2): Likewise.
5919 (__subsf3): Likewise.
5920 (__addsf3): Likewise.
5921 (__mulsf3): Likewise.
5922 (__divsf3): Likewise.
5923 (__negsf2): Likewise.
5924 (__cmpsf2): Likewise.
5925 (__eqdf2): Likewise.
5926 (__nedf2): Likewise.
5927 (__gtdf2): Likewise.
5928 (__gedf2): Likewise.
5929 (__ltdf2): Likewise.
5930 (__ledf2): Likewise.
5931 (__eqsf2): Likewise.
5932 (__nesf2): Likewise.
5933 (__gtsf2): Likewise.
5934 (__gesf2): Likewise.
5935 (__ltsf2): Likewise.
5936 (__lesf2): Likewise.
5938 2007-07-30 Ollie Wild <aaw@google.com>
5940 * c-ppoutput.c (print_lines_directives_only): New function.
5941 (scan_translation_unit_directives_only): New function.
5942 (preprocess_file): Add call to scan_translation_unit_directives_only.
5943 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5944 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5945 -fdirectives-only. Add errors for -fdirectives-only conflict with
5946 -Wunused-macros and -traditional.
5947 (finish_options): Add builtin macro initialization for
5948 -fdirectives-only + -fpreprocessed.
5949 * c.opt (fdirectives-only): New.
5950 * doc/cppopts.texi (fdirectives-only): New.
5952 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * alias.c (record_set, memory_modified_1): Constify.
5955 * bt-load.c (note_btr_set): Likewise.
5956 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5957 * combine.c (set_nonzero_bits_and_sign_copies,
5958 expand_field_assignment, record_dead_and_set_regs_1,
5959 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5960 likely_spilled_retval_1): Likewise.
5961 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5962 frv_io_handle_set): Likewise.
5963 * config/mips/mips.c (mips_sim_record_set,
5964 vr4130_true_reg_dependence_p_1): Likewise.
5965 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5966 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5967 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5968 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5969 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5970 * ddg.c (mark_mem_store): Likewise.
5971 * df-problems.c (df_urec_mark_reg_change): Likewise.
5972 * function.c (update_epilogue_consts): Likewise.
5973 * gcse.c (record_set_info, record_last_set_info,
5974 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5975 reg_clear_last_set): Likewise.
5976 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5978 * jump.c (reversed_comparison_code_parts): Likewise.
5979 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5980 reg_is_set): Likewise.
5981 * loop-iv.c (mark_altered): Likewise.
5982 * mode-switching.c (reg_becomes_live): Likewise.
5983 * optabs.c (no_conflict_move_test): Likewise.
5984 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5986 * postreload.c (reload_combine_note_store, move2add_note_store):
5988 * regmove.c (flags_set_1): Likewise.
5989 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5991 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5993 * resource.c (update_live_status): Likewise.
5994 * rtl.h (set_of, note_stores): Likewise.
5995 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5996 note_stores, parms_set): Likewise.
5997 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5998 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6000 * var-tracking.c (count_stores, add_stores): Likewise.
6002 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6004 * alias.c (mems_in_disjoint_alias_sets_p,
6005 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6006 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6007 write_dependence_p, mems_in_disjoint_alias_sets_p,
6008 read_dependence, true_dependence, canon_true_dependence,
6009 anti_dependence, output_dependence): Constify.
6010 * combine.c (extended_count): Likewise.
6011 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6012 * cselib.c (get_value_hash, references_value_p,
6013 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6014 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6015 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6016 * function.c (contains, prologue_epilogue_contains,
6017 sibcall_epilogue_contains): Likewise.
6018 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6019 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6020 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6021 reg_or_subregno): Likewise.
6022 * recog.c (asm_noperands): Likewise.
6023 * reload1.c (function_invariant_p): Likewise.
6024 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6025 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6026 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6027 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6028 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6029 extended_count, prologue_epilogue_contains,
6030 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6031 canon_true_dependence, read_dependence, anti_dependence,
6032 output_dependence): Likewise.
6033 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6035 2007-07-30 Julian Brown <julian@codesourcery.com>
6037 * config/arm/neon.md (V_ext): New mode attribute.
6038 (neon_vget_lane<mode>): Replace with define_expand.
6039 (neon_vget_lane<mode>_sext_internal)
6040 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6041 and quad precision vectors.
6042 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6043 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6044 have typeless 32-bit result.
6046 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6049 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6051 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6052 use sizetype for rest.
6053 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6054 (aff_combination_convert): Don't convert rest for pointer types.
6056 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6058 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6060 * tree-ssa-alias.c: Add alloc-pool.h.
6061 (init_alias_info): Free alias_bitmap_obstack.
6062 (delete_alias_info): Call delete_mem_ref_stats.
6063 (get_mem_sym_stats_for): Use alloc_pool.
6064 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6065 (delete_mem_sym_stats): Removed.
6067 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6069 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6070 functions cannot be represented as classical distance vectors.
6072 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6074 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6075 * builtins.c (validate_arg, builtin_mathfn_code,
6076 validate_arglist): Likewise.
6077 * calls.c (call_expr_flags): Likewise.
6078 * combine.c (reg_nonzero_bits_for_combine,
6079 reg_num_sign_bit_copies_for_combine, get_last_value,
6080 reg_truncated_to_mode): Likewise.
6081 * emit-rtl.c (subreg_lowpart_p): Likewise.
6082 * expr.c (highest_pow2_factor_for_target,
6083 categorize_ctor_elements_1, categorize_ctor_elements,
6084 count_type_elements, contains_packed_reference,
6085 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6086 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6087 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6088 native_encode_int, native_encode_real, native_encode_complex,
6089 native_encode_vector, native_encode_expr, native_interpret_int,
6090 native_interpret_real, native_interpret_complex,
6091 native_interpret_vector, native_interpret_expr): Likewise.
6092 * function.c (use_register_for_decl): Likewise.
6093 * gimplify.c (get_name): Likewise.
6094 * langhooks-def.h (lhd_return_null_const_tree): New.
6095 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6096 * langhooks.c (lhd_return_null_const_tree): New.
6097 * langhooks.h (lang_get_callee_fndecl): Constify.
6098 * output.h (constructor_static_from_elts_p): Likewise.
6099 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6100 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6101 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6102 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6103 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6104 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6105 * rtlhooks-def.h (reg_nonzero_bits_general,
6106 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6108 * rtlhooks.c (reg_num_sign_bit_copies_general,
6109 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6111 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6112 * stor-layout.c (mode_for_size_tree): Likewise.
6113 * tree-ssa-loop-im.c (memref_eq): Likewise.
6114 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6115 * tree.c (contains_placeholder_p, type_list_equal,
6116 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6118 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6119 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6120 contains_placeholder_p, contains_packed_reference,
6121 get_callee_fndecl, operand_equal_for_phi_arg_p,
6122 warn_if_unused_value, is_body_block, native_encode_expr,
6123 native_interpret_expr, fold_convertible_p, operand_equal_p,
6124 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6125 validate_arglist, simple_cst_equal, type_list_equal,
6126 use_register_for_decl, call_expr_flags, get_name,
6127 highest_pow2_factor): Likewise.
6128 (const_call_expr_arg_iterator_d,
6129 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6130 first_const_call_expr_arg, more_const_call_expr_args_p,
6131 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6132 * varasm.c (constructor_static_from_elts_p): Constify.
6134 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6136 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6137 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6138 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6139 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6140 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6141 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6142 spelling conventions.
6143 * doc/invoke.texi: Follow spelling conventions.
6145 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6146 Revital Eres <eres@il.ibm.com>
6148 * modulo-sched.c (sms_schedule): Avoid loops which includes
6149 auto-increment instructions.
6151 2007-07-28 Richard Guenther <rguenther@suse.de>
6154 * fold-const.c (fold_cond_expr_with_comparison): Convert
6155 operand zero of MIN/MAX_EXPR to correct type.
6157 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6159 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6160 flags_from_decl_or_type): Constify.
6161 * gcc.c (do_spec_1): Likewise.
6162 * print-tree.c (dump_addr, print_node_brief): Likewise.
6163 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6164 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6165 tree_purge_all_dead_eh_edges): Likewise.
6166 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6167 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6169 * tree.c (expr_location, expr_has_location, expr_locus,
6170 expr_filename, expr_lineno, get_inner_array_type,
6171 fields_compatible_p): Likewise.
6172 * tree.h (get_inner_array_type, fields_compatible_p,
6173 expr_location, expr_has_location, expr_locus, expr_filename,
6174 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6175 setjmp_call_p, alloca_call_p): Likewise.
6177 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6179 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6180 TV_FLOW_INSENSITIVE.
6182 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6184 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6185 (compute_flow_insensitive_aliasing): Ditto for
6186 TV_FLOW_INSENSITIVE.
6188 2007-07-27 Jan Hubicka <jh@suse.cz>
6190 * config/i386/i386.c (register_move_cost): Remove accidentally
6191 comitted #if 0 block.
6193 * attribs.c: Include hashtab.h
6194 (attribute_hash): New.
6195 (substring): New structure.
6196 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6198 (init_attributes): Initialize attribute hash.
6199 (decl_attributes): Use attribute hash.
6200 * Makefile.in (attribs.c): Depend on hashtab.h.
6202 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6204 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6206 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6208 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6209 __mips_dspr2 and __mips_dsp_rev macros.
6210 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6212 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6214 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6216 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6220 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6221 and the updating of the live and do_not_gen sets.
6222 (df_note_bb_compute): Added updating of live and do_not_gen sets
6223 for regular defs so that the case of clobber inside conditional
6224 call is processed correctly.
6226 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6228 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6229 operands with compatible type.
6231 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6233 * expr.h (store_bit_field): Don't return a value.
6234 * expmed.c (check_predicate_volatile_ok): New function.
6235 (store_bit_field_1): New function, extracted from store_bit_field.
6236 Take a fallback_p argument and return true if the operation succeeded.
6237 Only use store_fixed_bit_field if fallback_p. Don't recompute
6238 mode_for_extraction; use op_mode instead. Try forcing memories
6239 into registers if the insv expander fails.
6240 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6241 Don't return a value.
6242 (convert_extracted_bit_field): New function, extracted from
6244 (extract_bit_field_1): Likewise. Take a fallback_p argument
6245 and return NULL if the operation succeeded. Only use
6246 extract_fixed_bit_field if fallback_p. Only calculate one
6247 extraction mode. Combine code for extv and extzv. Try forcing
6248 memories into registers if the ext(z)v expander fails.
6249 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6251 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6253 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6255 (df_ref): Likewise. Put regno with other integer fields.
6257 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6259 * df.h (df_mw_hardreg): Remove "loc" field.
6260 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6262 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6263 split out from df_set_unused_notes_for_mw. Return false for
6264 partial references. Assert that mw_reg is a REG when returning true.
6265 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6266 (df_whole_mw_reg_dead_p): New function, split out from
6267 df_set_dead_notes_for_mw. Return false for partial references.
6268 Assert that mw_reg is a REG when returning true.
6269 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6270 Remove redundant bitmap check.
6272 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6274 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6275 ($(T)crtend.o): Likwise.
6276 ($(T)crtbeginS.o): Likwise.
6277 ($(T)crtendS.o): Likwise.
6278 ($(T)crtfastmath.o): Likwise.
6280 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6282 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6283 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6284 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6285 and x_n_bbs_in_dom_tree fields.
6287 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6289 PR tree-optimization/32087
6290 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6291 Do not call scale_bbs_frequencies_int with prob of zero.
6293 2007-07-26 Julian Brown <julian@codesourcery.com>
6295 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6296 (neon_element_bits): Add prototypes.
6297 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6298 (neon_const_bounds, neon_element_bits): New functions.
6299 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6300 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6301 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6302 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6303 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6304 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6305 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6306 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6307 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6308 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6309 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6310 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6311 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6313 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6315 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6316 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6318 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6319 Julian Brown <julian@codesourcery.com>
6321 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6322 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6323 * config/arm/cortex-a8.md: New.
6324 * config/arm/cortex-a8-neon.md: New.
6325 * config/arm/neon-schedgen.ml: New.
6326 * config/arm/neon.md (vqh_mnem): New.
6328 (Is_float_mode): New.
6329 (Scalar_mul_8_16): New.
6331 (V_mode_nunits): New.
6332 (All instruction patterns): Annotate with neon_type attribute
6334 * config/arm/arm.md: Include cortex-a8.md.
6335 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6337 Annotate instruction patterns accordingly.
6338 (generic_sched): Do not use generic scheduling for Cortex-A8.
6339 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6341 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6343 * fold-const.c (fold_read_from_constant_string): Use
6345 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6347 2007-07-26 Nick Clifton <nickc@redhat.com>
6349 * tree-ssa-operands.h: Change copyright header to refer to version
6350 3 of the GNU General Public License and to point readers at the
6351 COPYING3 file and the FSF's license web page.
6352 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6353 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6354 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6355 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6356 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6357 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6358 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6359 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6360 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6361 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6362 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6363 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6364 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6365 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6366 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6367 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6368 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6369 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6370 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6371 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6372 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6373 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6374 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6375 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6376 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6377 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6378 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6379 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6380 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6381 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6382 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6383 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6384 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6385 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6386 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6387 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6388 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6389 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6390 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6391 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6392 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6393 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6394 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6395 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6396 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6397 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6398 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6399 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6400 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6401 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6402 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6403 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6404 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6405 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6406 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6407 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6408 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6409 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6410 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6411 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6412 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6413 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6414 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6415 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6416 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6417 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6418 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6419 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6420 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6421 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6422 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6423 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6424 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6425 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6426 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6427 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6428 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6429 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6430 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6431 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6432 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6433 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6434 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6435 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6436 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6437 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6438 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6439 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6440 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6441 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6442 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6443 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6444 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6445 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6446 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6447 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6448 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6449 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6450 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6451 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6452 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6453 convert.c, convert.h, langhooks-def.h, reload1.c,
6454 tree-ssa-operands.c: Likewise.
6456 2007-07-26 Jan Hubicka <jh@suse.cz>
6458 * tree-ssa-live.c: Include debug.h and flags.h.
6459 (mark_scope_block_unused): New function.
6460 (remove_unused_scope_block_p): New function.
6461 (remove_unused_locals): Remove unused blocks too.
6463 2007-07-25 Ian Lance Taylor <iant@google.com>
6465 * combine.c (combine_max_regno): Remove. Remove all uses.
6466 (struct reg_stat_struct): Rename from struct reg_stat.
6467 (reg_stat_type): Define, and declare VECs.
6468 (reg_stat): Change from pointer to VEC. Change all uses.
6469 (combine_split_insns): New static function.
6470 (try_combine, find_split_point): Call it instead of split_insns.
6472 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6474 * cfghooks.c (split_block): Fix the information about loop latch.
6476 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6478 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6480 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6482 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6483 Scan the new edge for loop exit info.
6485 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6487 * config/darwin.c: Include debug.h.
6489 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6492 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6494 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6496 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6497 (HARD_REGNO_MODE_OK): Ditto.
6498 (MODES_TIEABLE_P): Ditto.
6499 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6500 (CLASS_MAX_NREGS): Ditto.
6501 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6502 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6503 (divdf3_internal_thr): Removed.
6504 * config/ia64/div.md: New file.
6505 * config/ia64/constraints.md: Add H constraint.
6507 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6509 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6510 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6511 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6512 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6513 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6514 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6515 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6516 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6517 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6518 dump_sbitmap_file, debug_sbitmap, popcount_table,
6519 sbitmap_popcount): Constify.
6520 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6521 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6522 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6523 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6524 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6525 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6526 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6527 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6528 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6529 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6530 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6532 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6535 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6536 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6537 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6538 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6539 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6540 bitmap_intersect_p, bitmap_intersect_compl_p,
6541 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6542 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6544 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6545 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6546 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6547 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6548 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6549 debug_bitmap, debug_bitmap_file, bitmap_print,
6550 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6551 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6553 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6555 * config/darwin.c (darwin_override_options): Additional fix for
6556 debug info formats that don't support var tracking.
6558 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560 * cselib.c (entry_and_rtx_equal_p): Constify.
6561 * gengtype.c (output_mangled_typename, write_types, write_local):
6563 * gengtype.h (const_type_p): New.
6564 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6566 * tlink.c (scan_linker_output): De-constify.
6567 * tree-ssa-loop-im.c (memref_eq): Constify.
6568 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6569 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6571 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6573 * c-common.c (fname_as_string, c_type_hash): Constify.
6574 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6575 * cgraph.c (edge_hash, edge_eq): Likewise.
6576 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6577 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6578 reg_attrs_htab_eq): Likewise.
6579 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6581 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6582 const_decl_t, const_state_t, const_automata_list_el_t): New.
6583 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6584 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6585 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6586 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6587 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6588 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6589 compare_max_occ_cycle_nums, out_state_arcs_num,
6590 compare_transition_els_num, units_cmp, state_reservs_cmp):
6592 * genmodes.c (cmp_modes): Likewise.
6593 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6594 * gimplify.c (compare_case_labels): Likewise.
6595 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6596 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6597 * matrix-reorg.c (mtt_info_hash): Likewise.
6598 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6599 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6600 (htab_hash_bucket, htab_hash_elem): Constify.
6601 * tree-browser.c (TB_parent_eq): Likewise.
6602 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6603 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6604 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6605 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6607 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6608 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6609 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6610 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6611 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6613 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6614 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6615 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6616 * tree-ssa-threadupdate.c (redirection_data_hash,
6617 redirection_data_eq): Likewise.
6618 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6619 * tree-ssa.c (var_ann_eq): Likewise.
6620 * tree-vrp.c (compare_case_labels): Likewise.
6621 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6622 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6623 tree_not_check_failed, tree_class_check_failed,
6624 tree_range_check_failed, tree_not_class_check_failed,
6625 omp_clause_check_failed, omp_clause_range_check_failed,
6626 tree_contains_struct_check_failed, tree_operand_check_failed):
6628 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6629 tree_not_check_failed, tree_class_check_failed,
6630 tree_range_check_failed, tree_not_class_check_failed,
6631 tree_operand_check_failed, omp_clause_operand_check_failed,
6632 tree_operand_length): Likewise.
6633 * var-tracking.c (const_variable): New.
6634 (variable_htab_hash, variable_htab_eq): Constify.
6635 * varasm.c (const_desc_hash): Likewise.
6637 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * expr.c (handled_component_p): Constify.
6640 * fold-const.c (fit_double_type): Likewise.
6641 * real.h (real_value_from_int_cst): Likewise.
6642 * tree-flow-inline.h (gimple_in_ssa_p,
6643 gimple_aliases_computed_p, gimple_addressable_vars,
6644 gimple_call_clobbered_vars, gimple_referenced_vars,
6645 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6646 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6647 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6648 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6649 is_label_stmt, is_global_var, phi_ssa_name_p,
6650 factoring_name_p, is_call_clobbered, tree_common_ann,
6651 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6652 unmodifiable_var_p, array_ref_contains_indirect_ref,
6653 ref_contains_array_ref, lookup_subvars_for_var,
6654 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6655 gimple_mem_ref_stats): Likewise.
6656 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6657 may_aliases, is_exec_stmt, is_label_stmt,
6658 ref_contains_array_ref, array_ref_contains_indirect_ref,
6659 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6660 unmodifiable_var_p): Likewise.
6661 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6662 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6663 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6664 cst_and_fits_in_hwi, real_value_from_int_cst,
6665 build_real_from_int_cst, integer_zerop, integer_onep,
6666 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6667 tree_floor_log2, real_zerop, real_onep, real_twop,
6668 real_minus_onep, really_constant_p, purpose_member, chain_member,
6669 list_length, fields_length, int_size_in_bytes, bit_position,
6670 int_bit_position, byte_position, int_byte_position, expr_align,
6671 array_type_nelts, tree_node_structure,
6672 type_contains_placeholder_1, iterative_hash_pointer,
6673 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6674 tree_map_base_eq, type_hash_list, type_hash_eq,
6675 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6676 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6677 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6678 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6679 int_fits_type_p, get_containing_scope, decl_function_context,
6680 decl_type_context, omp_clause_operand_check_failed,
6681 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6682 * tree.h (omp_clause_operand_check_failed, tree_size,
6683 build_real_from_int_cst, array_type_nelts, purpose_member,
6684 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6685 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6686 is_attribute_p, check_qualified_type, expr_align,
6687 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6688 int_byte_position, list_length, fields_length, initializer_zerop,
6689 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6690 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6691 tree_node_structure, handled_component_p, get_containing_scope,
6692 decl_function_context, decl_type_context, real_zerop,
6693 type_num_arguments, fit_double_type, really_constant_p,
6694 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6695 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6696 real_twop, real_minus_onep, int_cst_value): Likewise.
6698 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6700 * cfglayout.c (insn_scope, insn_line): Constify.
6701 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6702 const_double_htab_hash, const_double_htab_eq,
6703 mem_attrs_htab_hash): Likewise.
6704 * loop-iv.c (biv_eq): Likewise.
6705 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6706 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6707 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6709 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6710 error_for_asm, warning_for_asm, _fatal_insn,
6711 _fatal_insn_not_found): Likewise.
6712 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6713 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6714 rtl_check_failed_type2, rtl_check_failed_code1,
6715 rtl_check_failed_code2, rtl_check_failed_code_mode,
6716 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6717 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6718 rtl_check_failed_type2, rtl_check_failed_code1,
6719 rtl_check_failed_code2, rtl_check_failed_code_mode,
6720 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6721 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6722 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6723 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6724 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6725 rtx_unstable_p, get_integer_term, get_related_value,
6726 offset_within_block_p, reg_mentioned_p, count_occurrences,
6727 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6728 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6729 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6730 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6731 find_constant_src, find_reg_fusage, find_regno_fusage,
6732 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6733 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6734 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6735 computed_jump_p, auto_inc_p, in_expr_list_p,
6736 remove_node_from_expr_list, loc_mentioned_in_p,
6737 label_is_jump_target_p, reversed_comparison_code_parts,
6738 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6739 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6740 print_inline_rtx): Likewise.
6741 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6742 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6743 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6744 get_integer_term, get_related_value, offset_within_block_p,
6745 count_occurrences, reg_mentioned_p, no_labels_between_p,
6746 reg_used_between_p, reg_referenced_p, single_set_2,
6747 multiple_sets, set_noop_p, refers_to_regno_p,
6748 reg_overlap_mentioned_p, dead_or_set_p,
6749 covers_regno_no_parallel_p, covers_regno_p,
6750 dead_or_set_regno_p, find_reg_note, find_regno_note,
6751 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6752 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6753 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6754 side_effects_p, may_trap_p_1, may_trap_p,
6755 may_trap_after_code_motion_p, may_trap_or_fault_p,
6756 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6757 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6758 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6759 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6760 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6762 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6763 warning_for_asm): Likewise.
6764 * tree.h (print_rtl): Likewise.
6765 * varasm.c (get_pool_mode): Likewise.
6767 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6770 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6771 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6772 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6773 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6774 * ddg.c (compare_sccs): Likewise.
6775 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6776 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6777 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6778 decimal_do_fix_trunc, decimal_real_to_integer,
6779 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6780 * dse.c (const_group_info_t): New.
6781 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6782 * dwarf2out.c (const_dw_die_ref): New.
6783 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6784 * tree-browser.c (TB_parent_eq): Likewise.
6785 * unwind-dw2-fde.c (__register_frame_info_bases,
6786 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6787 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6789 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6790 * unwind-dw2.c (uw_frame_state_for): Likewise.
6791 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6792 * value-prof.h (const_histogram_value): New.
6794 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6796 * config/mips/mips.c (machine_function): Add
6797 initialized_mips16_gp_pseudo_p.
6798 (mips16_gp_pseudo_reg): Do not emit the initialization of
6799 mips16_gp_pseudo_rtx when being called from the gimple cost-
6800 calculation routines; emit it on the first use outside those
6803 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6805 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6808 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6809 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6810 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6811 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6812 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6813 Preserve const-ness of parameters through use of __typeof(),
6814 also constify and tidy.
6816 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6817 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6818 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6819 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6820 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6821 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6822 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6823 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6824 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6826 2007-07-25 Julian Brown <julian@codesourcery.com>
6827 Mark Shinwell <shinwell@codesourcery.com>
6829 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6830 (alpha_mangle_type): This.
6831 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6832 (TARGET_MANGLE_TYPE): Define this instead.
6833 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6834 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6835 (arm_init_neon_builtins): Fix comment.
6836 (arm_mangle_map_entry): New.
6837 (arm_mangle_map): New.
6838 (arm_mangle_type): New.
6839 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6840 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6841 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6842 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6843 (TARGET_MANGLE_TYPE): Define this instead.
6844 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6845 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6846 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6847 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6848 (TARGET_MANGLE_TYPE): Define this instead.
6849 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6851 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6852 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6853 (TARGET_MANGLE_TYPE): Define this instead.
6854 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6855 (s390_mangle_type): This.
6856 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6857 (TARGET_MANGLE_TYPE): Define this instead.
6858 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6859 (sparc_mangle_type): This.
6860 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6861 (TARGET_MANGLE_TYPE): Define this instead.
6862 * cp/mangle.c (write_type): Call mangle_type target hook on all
6863 types before mangling. Use original type, not main variant, as
6865 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6866 (TARGET_MANGLE_TYPE): This.
6867 * target.h (gcc_target): Rename mangle_fundamental_type to
6869 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6870 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6872 2007-07-25 Julian Brown <julian@codesourcery.com>
6873 Paul Brook <paul@codesourcery.com>
6874 Joseph Myers <joseph@codesourcery.com>
6875 Mark Shinwell <shinwell@codesourcery.com>
6877 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6878 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6879 (with_fpu): Allow --with-fpu=neon.
6880 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6881 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6882 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6883 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6884 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6885 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6886 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6887 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6888 (output_move_neon): Add prototypes.
6889 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6890 (all_fpus): Add FPUTYPE_NEON.
6891 (fp_model_for_fpu): Add NEON field.
6892 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6893 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6895 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6897 (thumb2_legitimate_address_p): Likewise.
6898 (neon_valid_immediate): Recognize and prepare constants suitable for
6900 (neon_immediate_valid_for_move): New function. Recognize and prepare
6901 immediates for NEON move instructions.
6902 (neon_immediate_valid_for_logic): New function. Recognize and
6903 prepare immediates for NEON logic instructions.
6904 (neon_output_logic_immediate): New function. Create asm string
6905 suitable for outputting immediate logic instructions.
6906 (neon_pairwise_reduce): New function. Implement reduction using
6907 pairwise operations.
6908 (neon_expand_vector_init): New function. Expand a (possibly
6909 non-constant) vector initialization.
6910 (neon_vector_mem_operand): New function. Memory operands supported
6911 for quad-word loads/stores to/from ARM or NEON registers. Don't
6912 allow base+offset addressing for core regs.
6913 (neon_struct_mem_operand): New function. Valid mems for NEON
6915 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6916 from neon_vector_mem_operand addresses without a secondary register.
6917 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6918 (add_minipool_backward_ref): Likewise.
6919 (dump_minipool): Likewise.
6920 (push_minipool_fix): Likewise.
6921 (output_move_quad): New function. Output quad-word moves, loads and
6922 stores using ARM registers.
6923 (output_move_vfp): Add support for vectors in VFP (NEON) D
6925 (output_move_neon): Output a NEON load/store to/from a quadword
6927 (arm_print_operand): Implement new codes:
6928 - 'c' for unadorned integers (without a # sign).
6929 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6931 - 'e', 'f' for the low and high D parts of a NEON Q register.
6932 - 'q' outputs a NEON Q register.
6933 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6934 - 'T' prints NEON opcode features from a coded bitmask.
6935 - 'F' is similar to T, but signed/unsigned codes both print as
6937 - 't' is similar to T, but 'u' is printed instead of 'p'.
6938 - 'O' prints 'r' if NEON instruction should perform rounding (as
6939 specified by bitmask), else prints nothing.
6940 - '#' is a punctuation character to stop operand numbers from
6941 running together with following digits in the assembler
6942 strings for instructions (when using mode attributes).
6943 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6944 constant vectors in big-endian mode, where necessary.
6945 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6946 Handle EI, OI, CI, XI modes.
6947 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6948 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6949 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6950 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6951 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6953 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6954 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6955 to turn v8qi, etc. into bits defined above.
6956 (neon_itype): New enumeration. Classifications of NEON builtins.
6957 (neon_builtin_datum): Define struct. Contains information about
6958 a single builtin (with multiple modes).
6959 (CF): Define helper macro for...
6960 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6962 (neon_builtin_data): New array. Define information about builtins
6963 for use during initialization/expansion.
6964 (arm_init_neon_builtins): New function.
6965 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6967 (neon_builtin_compare): New function.
6968 (locate_neon_builtin_icode): New function. Find an insn code for a
6969 builtin given a function code for that builtin. Also return type of
6970 builtin (NEON_BINOP, NEON_UNOP etc.).
6971 (builtin_arg): New enumeration. Types of arguments for builtins.
6972 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6973 Takes a variable argument list of builtin_arg types, terminated by
6975 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6976 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6977 (neon_emit_pair_result_insn): New function. Support returning pairs
6978 of vectors via a pointer.
6979 (neon_disambiguate_copy): New function. Set up operands for a
6980 multi-word copy such that registers do not get clobbered.
6981 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6982 ARM_BUILTIN_NEON_BASE.
6983 (arm_file_start): Set float-abi attribute for NEON.
6984 (arm_vector_mode_supported_p): Enable NEON vector modes.
6985 (arm_mangle_map_entry): New.
6986 (arm_mangle_map): New.
6987 (arm_mangle_vector_type): New.
6988 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6990 (TARGET_NEON): New macro. Target supports NEON.
6991 (fputype): Add FPUTYPE_NEON.
6992 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6993 for vectorization based on command-line arg.
6994 (NEON_REGNO_OK_FOR_NREGS): Define.
6995 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6996 (VALID_NEON_STRUCT_MODE): Define.
6997 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6998 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6999 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7000 (consttable_16): Add pattern for outputting 16-byte minipool
7002 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7004 (vec-common.md, neon.md): Include md files.
7005 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7006 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7007 (memory_constraint "Ut", "Un", "Us"): Define.
7008 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7009 (MMX_char): New mode attribute.
7010 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7011 (*add<mode>3_iwmmxt): New insn pattern.
7012 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7013 (*sub<mode>3_iwmmxt): New insn pattern.
7014 (mulv4hi3): Rename to...
7015 (*mulv4hi3_iwmmxt): This.
7016 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7017 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7018 (uminv4hi3, uminv2si3): Remove. Replace with...
7019 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7020 (*umin<mode>3_iwmmxt): These.
7021 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7022 (ashr<mode>3_iwmmxt): This new pattern.
7023 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7024 (lshr<mode>3_iwmmxt): This new pattern.
7025 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7026 (ashl<mode>3_iwmmxt): This new pattern.
7027 * config/arm/neon-docgen.ml: New file. Generate documentation for
7029 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7030 * config/arm/arm_neon.h: New (autogenerated).
7031 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7033 * config/arm/neon.md: New file. Define NEON instructions.
7034 * config/arm/neon.ml: New file. Abstract description of NEON
7035 instructions, used to generate arm_neon.h header, documentation and
7037 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7038 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7040 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7042 (ARM NEON Intrinsics): New subsection.
7043 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7045 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7047 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7050 2007-07-24 Jan Hubicka <jh@suse.cz>
7052 * regclass.c (move_table): New type.
7053 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7054 (init_move_cost): Break out from ...
7055 (init_reg_sets_1): ... here; simplify computation of
7056 have_regs-of_mode and contains_reg_of_mode.
7057 (record_reg_classes): Unswitch internal loops.
7058 (copy_cost): Trigger lazy initialization of move cost
7059 (record_address_regs): Likewise.
7061 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7063 * config/darwin.c (darwin_override_options): Don't force on
7064 flag_var_tracking_uninit when no debug info is requested.
7066 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7068 * cfgloop.c (init_loops_structure): New function.
7069 (flow_loops_find): Create root of the loop tree unconditionally.
7071 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7073 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7075 2007-07-24 Jan Hubicka <jh@suse.cz>
7077 * caller-save.c: Include ggc.h, gt-caller-save.h
7078 (reg_save_code, reg_restore_code): Rename to ...
7079 (cached_reg_save_code, cached_reg_restore_code): ... those.
7080 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7081 (reg_save_code, reg_restore_code): New functions.
7082 (init_caller_save): Do not intialize
7083 reg_save_code/reg_restore_code tables.
7084 * Makefile.in: (gt-caller-save.h): New.
7086 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7088 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7089 with the mode of the original operand instead of
7092 2007-07-23 Jan Hubicka <jH@suse.cz>
7094 * i386.c (ix86_secondary_memory_needed): Break out to...
7095 (inline_secondary_memory_needed): ... here.
7096 (ix86_memory_move_cost): Break out to ...
7097 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7098 maximum of input and output; fix handling of Q_REGS on 64bit.
7099 (ix86_secondary_memory_needed): Microoptimize.
7101 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7103 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7104 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7105 stmts_from_loop, known_dependences_p, build_rdg): New.
7106 * tree-data-ref.h: Depends on graphds.h.
7107 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7108 (build_rdg): Declared.
7109 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7111 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7113 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7116 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7117 Jakub Jelinek <jakub@redhat.com>
7119 PR middle-end/PR28690
7120 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7122 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7123 and MEM_POINTER operands over REG and MEM operands.
7124 (swap_commutative_operands_p): Change return value to bool.
7125 * rtl.h: Update the corresponding prototype.
7126 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7127 instead of gen_rtx_PLUS.
7128 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7129 value to bool. Change function arguments to rtx's and update code
7131 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7132 calls to match the new declaration.
7133 * simplify-rtx.c (simplify_associative_operation): Don't
7134 reorder simplify_binary_operation arguments.
7136 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7138 * config/mips/mips.c (override_options): Use mips_costs to derive
7139 the default branch cost.
7140 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7142 * config/mips/mips.opt (mbranch-cost=): New option.
7143 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7145 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7147 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7148 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7149 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7150 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7152 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7154 * config/mips/constraints.md (ks): New constraint.
7155 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7156 (*add<mode>3_mips16): ...here.
7158 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7160 * optabs.h (enum optab_index): Add new OTI_signbit.
7161 (signbit_optab): Define corresponding macro.
7162 (enum insn_code signbit_optab[]): Remove array.
7163 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7164 (expand_copysign_absneg): If back end provides signbit insn, use it
7165 instead of bit operations on floating point argument.
7166 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7167 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7168 for availability of signbit insn.
7170 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7171 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7172 SSE mode is not active.
7173 (isinf<mode>2): Disable for mfpmath=sse,387.
7175 2007-07-22 Ben Elliston <bje@au.ibm.com>
7177 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7179 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7181 2007-07-20 Richard Guenther <rguenther@suse.de>
7183 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7184 integral typed condition.
7185 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7186 booleanness. Only preserve conversions from a non-base
7187 type to a base type, not in general between types with
7188 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7189 * tree.def (COND_EXPR): Document that the condition
7190 can be of any integral type.
7192 2007-07-20 Nigel Stephens <nigel@mips.com>
7193 Richard Sandiford <richard@codesourcery.com>
7195 * config/mips/mips.h (mips_dwarf_regno): Declare.
7196 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7197 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7198 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7199 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7200 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7201 (REG_CLASS_NAMES): Update accordingly.
7202 * config/mips/mips.c (mips_dwarf_regno): New array.
7203 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7204 (mips_subword): Remove special handling for accumulator registers.
7205 (override_options): Initiailize mips_dwarf_regno. Remove use
7207 (mips_swap_registers): New function.
7208 (mips_conditional_register_usage): Swap accumulator registers
7209 around if TARGET_LITTLE_ENDIAN.
7210 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7211 * config/mips/constraints.md (h, l): Use the endianness to choose
7212 between MD0_REG and MD1_REG.
7213 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7214 alternative-dependent template.
7216 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7218 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7221 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7223 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7224 predecessor fallthru flags.
7226 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7228 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7229 of compare to the same type.
7230 * cfgloopmanip.c (add_loop): Update information about loop exits.
7231 (loop_version): Remove the innermost loop requirement.
7232 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7233 to sizetype for pointers.
7235 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7237 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7238 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7239 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7241 * config/dfp-bit.c: Empty for TFmode conversions.
7243 2007-07-18 Caroline Tice <ctice@apple.com>
7245 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7246 and handle them correctly; check that src is not NULL before
7248 (find_src_set_src): Likewise.
7250 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7252 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7253 (struct alignment_context, init_alignment_context): New.
7254 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7255 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7256 (XCHAL_HAVE_S32C1I): Likewise.
7257 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7258 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7259 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7260 (ATOMIC, HQI): New macros.
7261 (memory_barrier, *memory_barrier): New.
7262 (sync_lock_releasesi): New.
7263 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7264 (sync_lock_test_and_set<mode>): New.
7265 (sync_<atomic><mode>): New.
7266 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7267 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7268 (xtensa_expand_atomic): New.
7270 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7275 transformation for builtin ISNORMAL.
7276 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7277 * builtins.def (BUILT_IN_ISNORMAL): New.
7278 * doc/extend.texi: Document isnormal.
7280 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7285 optabs infrastructure. Provide generic implementation for
7287 (expand_builtin): Handle FINITE/ISFINITE.
7288 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7289 (fold_builtin_1): Likewise.
7291 * builtins.def (BUILT_IN_ISFINITE): New.
7293 * doc/extend.texi: Document isfinite.
7295 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7301 generic fallback for isinf.
7302 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7303 calculation code ...
7304 * real.c (get_max_float): ... to here.
7305 * real.h (get_max_float): New.
7307 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7311 * builtin-attrs.def (ATTR_TYPEGENERIC,
7312 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7314 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7315 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7316 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7317 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7319 * c-common.c (handle_type_generic_attribute): New.
7320 (c_common_attribute_table): Add "type generic".
7322 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7324 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7326 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7327 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7330 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7333 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7334 checking that the operand is an expression.
7336 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7337 Danny Smith <dannysmith@users.sourceforge.net>
7340 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7341 file mapping object in local namespace if Windows version later
7344 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7346 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7347 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7348 arm_cannot_force_const_mem.
7349 (arm_cannot_force_const_mem): New function.
7350 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7351 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7352 of arm_tls_referenced_p.
7353 * config/arm/arm.md (movsi): Split out-of-section constants when
7354 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7355 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7357 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7359 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7361 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7363 * config/mips/mips.md (*extendqihi2): Convert the destination
7366 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7368 * config/pa/fptr.c: Update license header.
7369 * config/pa/milli64.S: Likewise.
7371 2007-07-17 Nick Clifton <nickc@redhat.com>
7373 * COPYING_v3: New file. Contains version 3 of the GNU General
7375 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7376 Lesser General Public License.
7377 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7378 the GNU General Public License.
7380 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7382 PR rtl-optimization/32773
7383 * cfglayout.c (force_one_exit_fallthru): New function.
7384 (cfg_layout_finalize): Use it.
7386 2007-07-16 Richard Guenther <rguenther@suse.de>
7387 Uros Bizjak <ubizjak@gmail.com>
7389 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7390 before forcing it to gimple operand.
7392 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7393 David Ung <davidu@mips.com>
7395 * config/mips/mips.h (TUNE_24K): Define.
7396 (TUNE_MACC_CHAINS): Add TUNE_24K.
7397 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7399 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7400 (r74k_int_madd): .. this new reservation.
7401 (define_bypass): Fixed bypasses for r74k_int_madd to use
7403 * config/mips/24k.md (define_bypass): Define new
7404 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7406 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7407 Nigel Stephens <nigel@mips.com>
7409 * config/mips/mips.md: Include 20kc.md.
7410 * config/mips/20kc.md: New file.
7411 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7412 (mips_adjust_cost): Tweak for 20Kc.
7413 (mips_issue_rate): Likewise.
7414 * config/mips/mips.h (TUNE_20KC): Define.
7416 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7418 * config/rs6000/rs6000.c (struct processor_cost): Add
7419 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7421 (*_cost): Add cache information.
7422 (rs6000_override_options): Set cache parameters.
7424 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7427 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7428 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7430 2007-07-16 Paul Brook <paul@codesourcery.com>
7433 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7434 (cirrus_thumb2_movsi_insn): Ditto.
7436 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7438 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7441 2007-07-15 Andrew Haley <aph@redhat.com>
7443 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7444 before looking in the context.
7446 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7450 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7451 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7452 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7453 (pa_output_function_prologue): Use rp_saved and
7454 current_function_is_leaf to generate .CALLINFO statement.
7455 (hppa_expand_prologue): Set rp_saved.
7456 (hppa_expand_epilogue): Use rp_saved.
7457 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7458 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7460 2007-07-14 Dirk Mueller <dmueller@suse.de>
7462 * omega.c (coalesce): Fix memory leak on early exit.
7463 * matrix-reorg.c (check_allocation_function): Likewise.
7464 * tree-vect-transform.c (vect_get_new_vect_var): free result
7466 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7467 pass pointer to edge vector
7468 (partition_hot_cold_basic_blocks): Fix memory leak.
7469 * collect2.c (prefix_from_string): Free temporary storage.
7470 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7472 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7474 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7475 (DO_GLOBAL_DTORS_BODY): Likewise.
7477 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7478 Nigel Stephens <nigel@mips.com>
7480 * config/mips/mips.c (mips_classify_symbol): Don't return
7481 SYMBOL_SMALL_DATA for constant pool addresses if
7482 TARGET_EMBEDDED_DATA is true.
7484 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7486 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7487 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7488 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7489 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7490 __builtin_ia32_storehps, __builtin_ia32_storelps,
7491 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7492 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7493 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7494 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7495 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7496 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7497 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7498 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7499 using def_builtin_const.
7501 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7503 PR tree-optimization/32705
7504 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7505 (simplify_binary_expression): Use SSA_VAL consistently.
7507 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7509 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7510 (SPEFSCR_REGNO): Delete definition.
7511 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7512 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7513 * config/rs6000/rs6000.h: Do not define *_REGNO.
7514 LINK_REGISTER_REGNUM -> LR_REGNO.
7515 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7516 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7517 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7518 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7519 R_VRSAVE, R_VSCR. Use them.
7520 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7521 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7522 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7523 * config/rs6000/aix.h: Define R_LR. Use it.
7525 2007-07-13 Caroline Tice <ctice@apple.com>
7527 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7528 flag_var_tracking is explicitly turned off (i.e. when variable
7529 tracking is not feasible); otherwise, turn flag_var_tracking on when
7530 flag_var_tracking_uninit is on.
7531 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7532 note definitions, to allow recording of initialization status in the
7534 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7535 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7536 determine if two note locations are equal.
7537 (output_loc_list): Don't output list entries whose start & end labels
7539 (reg_loc_descriptor): Add parameter for initialization status; pass it
7540 to other loc descriptor functions.
7541 (one_reg_loc_descriptor): Add parameter for initialization status;
7542 check its value and add DW_OP_GNU_uninit to returned loc descr if
7544 (multiple_reg_loc_descriptor): Add parameter for initialization
7546 pass init status argument to other loc descriptor functions; check
7547 value of intialization parameter and add DW_OP_GNU_uninit to returned
7548 loc descr if appropriate.
7549 (based_loc_descr): Add parameter for initialization status; add new
7550 variable for return value; check value of initialization parameter and
7551 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7552 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7553 pass init status argument to other loc descriptor functions; check
7554 value of intialization parameter and add DW_OP_GNU_uninit to returned
7555 loc descr if appropriate.
7556 (mem_loc_descriptor): Likewise.
7557 (concat_loc_descriptor): Likewise.
7558 (concatn_loc_descriptor): Likewise.
7559 (loc_descriptor): Add parameter for initialization status; pass it as
7560 argument to other loc descriptor function calls.
7561 (loc_descriptor_from_tree_1): Add appropriate initialization status
7562 to loc descriptor function calls.
7563 (add_location_or_const_value_attribute): Get initialization status
7564 from VAR_LOCATION note; add initialization status to loc descriptor
7566 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7567 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7568 status is uninitialized, add "[uninint]" to output.
7569 * common.opt (fvar-tracking-uninit): New option, similar to
7570 fvar-tracking, to turn on tracking of uninitialized variables; creates
7571 a new global flag, flag_var_tracking_uninit.
7572 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7573 (enum var_init_status): New type, for var initialization status field.
7574 * var-tracking.c (struct location_chain_def): Two new fields, init,
7575 for initialization status, and set_src for the assignment value expr.
7576 (unshare_variable): New parameter for initialization status;
7577 initialize new init and set_src fields.
7578 (var_reg_set): New parameters for initialization status and value;
7579 pass them to set_variable_part.
7580 (var_mem_set): Likewise.
7581 (get_init_value): New function.
7582 (var_reg_delete_and_set): New initialization status & value
7583 parameters; add call to get_init_value if status is unknown; pass new
7584 parameters to clobber_variable_part and var_reg_set.
7585 (var_mem_delete_and_set): Likewise.
7586 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7587 (var_mem_delete): Likewise.
7588 (variable_union): Pass status to unshare_variable; initialize new init
7589 and set_src fields. If flag_var_tracking_uninit is not set, force
7590 status to initialized.
7591 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7592 used later to get the set_src value.
7593 (find_src_status): New function.
7594 (find_src_set_src): New function.
7595 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7596 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7597 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7598 and var_mem_delete_and_set.
7599 (dump_variable): Print out "[uninit]" if appropriate.
7600 (set_variable_part): Add new initialization and set_src parameters;
7601 pass status to unshare_variable; set node->init and node- >set_src
7602 fields and modify slot in hash table appropriately; save the init and
7603 set_src values if appropriate and assign to the new node.
7604 (clobber_variable_part): New set_src parameter; if two nodes have
7605 same variable and same location but different set_src (assignment)
7606 values, clobber old node.
7607 (delete_variable_part): Pass init status to unshare_variable.
7608 (emit_note_insn_var_location): Add initialized var; assign var's init
7609 status to new 'initialized'; pass new init status field to calls to
7610 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7611 status to initialized.
7612 (emit_notes_in_bb): Pass initialization status to calls to
7613 var_reg_set, var_mem_set, var_reg_delete_and_set and
7614 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7615 var_reg_delete_and_set and var_mem_delete_and_set; call
7616 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7617 make up for change in add_stores.
7618 (vt_add_function_parameters): Add status to calls to
7620 * config/darwin.c (darwin_override_options): Turn on uninitialized
7621 tracking automatically, if var_tracking is on and the system is
7624 2007-07-13 Sa Liu <saliu@de.ibm.com>
7626 * config.gcc: Add options for arch and tune on SPU.
7627 * config/spu/predicates.md: Add constant operands 0 and 1.
7628 * config/spu/spu-builtins.def: Add builtins for double precision
7629 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7630 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7632 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7634 * config/spu/spu-protos.h: Add new function prototypes.
7635 * config/spu/spu.c (spu_override_options): Check options -march and
7637 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7638 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7640 (spu_const_from_int): New. Create a vector constant from 4 ints.
7641 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7642 (spu_emit_vector_compare): New. Emit vector compare.
7643 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7644 * config/spu/spu.h: Add options -march and -mtune. Define processor
7645 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7646 CANONICALIZE_COMPARISON.
7647 * config/spu/spu.md: Add new insns for double precision compare
7648 and double precision vector compare. Add vcond and smax/smin patterns
7649 to enable DFmode vector conditional expression.
7650 * config/spu/spu.opt: Add options -march and -mtune.
7651 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7652 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7653 both CELL and CELLEDP targets: spu_testsv.
7654 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7657 2007-07-13 Richard Guenther <rguenther@suse.de>
7659 PR tree-optimization/32721
7660 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7661 TREE_THIS_VOLATILE on the folded reference.
7662 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7663 if the array reference has TREE_THIS_VOLATILE set.
7665 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7668 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7670 2007-07-13 Andreas Schwab <schwab@suse.de>
7672 * gengtype-lex.l: Allow declarations to be indented.
7674 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7676 * ginclude/tgmath.h: New.
7677 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7678 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7679 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7680 * configure: Regenerate.
7682 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7684 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7685 correct index when setting register save state for xd
7688 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7690 * config/sh/sh.c (mark_use): Remove.
7692 2007-07-12 Paul Brook <paul@codesourcery.com>
7694 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7695 reg does not overlap return value.
7697 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7699 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7700 (set_expression_vuses): Ditto.
7701 (init_pre): Initialize expression_vuses.
7703 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7705 * config/i386/sse.md (storentdf, storentsf): New.
7707 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7709 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7711 * tree.c (build_decl_stat): Move code from here...
7712 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7713 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7714 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7715 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7716 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7719 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7720 Devang Patel <dpatel@apple.com>
7722 PR tree-optimization/25413
7723 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7724 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7725 * tree.h (contains_packed_reference): New.
7726 * expr.c (contains_packed_reference): New.
7727 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7728 (vect_enhance_data_refs_alignment): Call
7729 vector_alignment_reachable_p.
7730 * target.h (vector_alignment_reachable): New builtin.
7731 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7732 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7733 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7735 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7737 * target.h (builtin_vectorization_cost): Add new target builtin.
7738 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7739 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7740 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7741 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7742 uninitialized variables.
7743 * tree-vect-transform.c (cost_for_stmt): New function.
7744 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7745 using cost 1 for all scalar stmts. Be less conservative when
7746 estimating the number of prologue/epulogue iterations. Call
7747 targetm.vectorize.builtin_vectorization_cost. Return
7748 min_profitable_iters-1.
7749 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7750 initialization cost instead of TARG_VEC_STMT_COST. Use
7751 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7752 epilogue code. Fix epilogue cost computation.
7753 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7754 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7755 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7756 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7757 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7758 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7760 2007-07-12 Richard Guenther <rguenther@suse.de>
7762 * gimplify.c (gimplify_conversion): Make sure that the result
7763 from maybe_fold_offset_to_reference is trivially convertible
7764 to the desired type before doing the simplification.
7765 (gimplify_expr): Likewise.
7766 * fold-const.c (fold_binary): Use the correct types for
7767 building the simplified expression.
7769 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7771 PR rtl-optimization/32729
7772 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7773 that fallthru to exit.
7775 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7777 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7778 (symDTPOFF2reg): Likewise.
7780 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7782 PR tree-optimization/32663
7784 * tree.h (VALUE_HANDLE_VUSES): Remove.
7785 (struct tree_value_handle): Remove vuses.
7787 * tree-vn.c (create_value_handle_for_expr): Don't set
7790 * tree-ssa-pre.c (expression_vuses): New.
7791 (alloc_expression_id): Set up expression_vuses.
7792 (get_expression_vuses): New.
7793 (set_expression_vuses): Ditto.
7794 (clear_expression_ids): Modify for expression_vuses.
7795 (phi_translate_1): Ditto.
7796 (phi_translate_set): Ditto.
7797 (value_dies_in_block_x): Ditto
7798 (valid_in_sets): Ditto.
7799 (add_to_sets): Ditto.
7800 (find_existing_value_expr): Ditto.
7801 (create_value_handle_for_expr): Ditto.
7802 (make_values_for_stmt): Ditto.
7803 (vuse_equiv): Remove.
7805 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7807 * Makefile.in (mostlyclean): Remove object files.
7809 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7811 * toplev.c (no_new_pseudos): Deleted.
7812 * rtl.h (no_new_pseudos): Deleted.
7813 * tree-pass.h (pass_no_new_pseudos): Deleted.
7814 * passes.c (pass_no_new_pseudos): Deleted.
7815 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7816 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7817 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7819 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7820 * rtlhooks.c (gen_lowpart_general): Ditto.
7821 * optabs.c (prepare_operand): Ditto.
7822 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7824 * modulo-sched.c (rest_of_handle_sms): Ditto.
7825 * see.c (rest_of_handle_see): Ditto.
7826 * ifcvt.c (if_convert): Ditto.
7827 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7829 * init-regs.c (gate_initialize_regs): Deleted set of
7831 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7832 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7833 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7835 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7839 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7840 (*vec_extractv2di_1_rex64): New insn pattern.
7842 2007-07-11 David Daney <ddaney@avtrex.com>
7844 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7845 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7846 for SIGNAL_UNWIND_RETURN_COLUMN.
7847 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7848 (DWARF_FRAME_REGNUM): Rewrite.
7849 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7851 2007-07-11 Nick Clifton <nickc@redhat.com>
7853 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7854 delta and use gen_int_mode in place of GET_INT instead.
7856 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7858 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7861 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7863 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7864 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7866 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7867 (USE_CANONICAL_TYPES): New.
7868 * doc/invoke.texi (verify-canonical-types): Remove.
7869 (use-canonical-types): Add.
7871 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7873 * config/spu/spu.c (spu_optimization_options): Remove setting of
7874 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7875 (spu_override_options): Move it here.
7877 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7879 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7880 * config/mips/mips.c (mips_cpu_info_table): Mention
7881 MIPS_ISA_LEVEL_SPEC in the comment.
7883 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7885 PR tree-optimization/32713
7886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7888 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7891 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7892 conditional to flag_isoc99.
7893 (c_common_init_options): Do it here, unconditionally.
7895 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7897 PR tree-optimization/32589
7898 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7899 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7900 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7901 predicate, extracted from...
7902 (set_rhs): ...here. Call it for the expression on entry.
7903 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7904 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7905 (simplify_binary_expression): Use valid_gimple_expression_p
7906 to validate the simplification.
7907 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7909 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7911 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7912 DWARF2_DEBUG on 32 bit target too.
7913 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7915 2007-07-11 Nick Clifton <nickc@redhat.com>
7917 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7918 version for 64-bit hosts.
7920 2007-07-10 David Daney <ddaney@avtrex.com>
7922 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7924 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7926 * config/mips/mips.c (mips_expand_synci_loop): New function.
7927 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7928 (UNSPEC_RDHWR): Same.
7929 (UNSPEC_SYNCI): Same.
7930 (UNSPEC_SYNC): Same.
7931 (clear_cache): New expand.
7935 (clear_hazard): Same.
7936 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7938 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7939 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7941 2007-07-10 Ian Lance Taylor <iant@google.com>
7943 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7946 2007-07-10 David Daney <ddaney@avtrex.com>
7948 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7949 * builtins.c (expand_builtin___clear_cache): New function.
7950 (expand_builtin): Call expand_builtin___clear_cache for
7951 BUILT_IN_CLEAR_CACHE case.
7952 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7953 * doc/md.texi (clear_cache): Document new instruction pattern.
7954 * testsuite/gcc.dg/builtins-64.c: New test.
7956 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7958 * config/cris/cris.md ("movsi"): Fix typo in last change.
7960 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7963 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7965 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7966 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7967 for FUNCTION_DECLs. Don't use align_functions_log if
7969 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7970 even for FUNCTION_DECLs.
7971 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7973 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7974 (DECL_FUNCTION_CODE): Update for new location and name of
7976 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7977 (struct tree_decl_common): Move 'align' and 'off_align' out
7978 of union, ensure they're still on a 32-bit boundary. Remove
7979 other fields in union 'u1'.
7980 (struct tree_function_decl): Add field 'function_code' replacing
7981 'u1.f' in tree_decl_common.
7982 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7983 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7984 (Variable Attributes): Cross-reference 'aligned' attribute
7985 to Function Attributes.
7986 * flags.h (force_align_functions_log): Delete.
7987 * toplev.c (force_align_functions_log): Delete.
7989 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7993 (*vec_concatv2di_rex): New insn pattern.
7995 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7998 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8000 2007-07-10 Ian Lance Taylor <iant@google.com>
8002 Replace no_new_pseudos in backends.
8003 * rtl.h (can_create_pseudo_p): Define.
8004 * config/darwin.c (machopic_indirect_data_reference): Use
8005 can_create_pseudo_p () instead of no_new_pseudos.
8006 (machopic_indirect_data_reference): Likewise.
8007 (machopic_legitimize_pic_address): Likewise.
8008 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8009 (alpha_emit_set_const_1): Likewise.
8010 (alpha_emit_set_const): Likewise.
8011 (alpha_emit_conditional_move): Likewise.
8012 (alpha_split_conditional_move): Likewise.
8013 * config/alpha/alpha.md (various splitters): Likewise.
8015 * config/arm/arm.c (legitimize_pic_address): Likewise.
8016 (arm_load_pic_register): Likewise.
8017 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8018 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8019 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8020 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8021 * config/cris/cris.md (movsi): Likewise.
8022 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8023 (symGOTOFF2reg_hilo): Likewise.
8024 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8025 * config/h8300/h8300.md (insv, extzv): Likewise.
8026 * config/i386/i386.c (ix86_expand_move): Likewise.
8027 (ix86_expand_vector_move): Likewise.
8028 (ix86_prepare_fp_compare_args): Likewise.
8029 (ix86_expand_carry_flag_compare): Likewise.
8030 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8031 (tls_dynamic_gnu2_combine_32): Likewise.
8032 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8033 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8034 (ia64_expand_movxf_movrf): Likewise.
8035 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8036 (m32c_split_move): Likewise.
8037 (m32c_expand_insv): Likewise.
8038 * config/m68k/m68k.md (movsi): Likewise.
8039 * config/mips/mips.c (mips_force_temporary): Likewise.
8040 (mips_split_symbol): Likewise.
8041 (mips_move_integer): Likewise.
8042 (mips_legitimize_const_move): Likewise.
8043 * config/mn10300/mn10300.md (movsi): Likewise.
8044 * config/pa/pa.c (emit_move_sequence): Likewise.
8045 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8046 (rs6000_got_register): Likewise.
8047 (create_TOC_reference): Likewise.
8048 (rs6000_machopic_legitimize_pic_address): Likewise.
8049 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8050 (various splitters): Likewise.
8051 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8052 (movsi_got): Likewise.
8053 * config/s390/s390.c (emit_symbolic_move): Likewise.
8054 * config/s390/s390.md (movhi, movqi): Likewise.
8055 (load_multiple, store_multiple): Likewise.
8056 * config/score/score.c (score_force_temporary): Likewise.
8057 * config/sh/sh.c (prepare_move_operands): Likewise.
8058 (prepare_cbranch_operands): Likewise.
8059 (emit_fpu_switch): Likewise.
8060 (fpscr_set_from_mem): Likewise.
8061 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8062 (adddi3, subsi3): Likewise.
8063 (various splitters): Likewise.
8064 (divsi_inv_fp_combine): Likewise.
8065 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8066 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8068 * config/sh/predicates.md (xor_operand): Likewise.
8069 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8070 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8071 (movdi_pic_label_ref): Likewise.
8072 * config/spu/spu.c (spu_split_immediate): Likewise.
8073 * config/alpha/alpha.md (various splitters): Remove test
8074 !no_new_pseudos || reload_completed.
8075 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8077 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8078 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8079 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8080 * config/score/score.c (th_output_mi_thunk): Likewise.
8081 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8082 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8084 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8086 PR rtl-optimization/32664
8087 * mode-switching.c (create_pre_exit): Skip barrier insns.
8089 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8091 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8092 force_gimple_operand_bsi.
8093 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8094 rewrite_use_compare): Ditto.
8095 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8097 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8098 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8099 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8100 * tree-profile.c (prepare_instrumented_value,
8101 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8102 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8103 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8104 tree_gen_ior_profiler): Ditto.
8105 * tree-ssa-reassoc.c (negate_value): Ditto.
8106 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8107 Use force_gimple_operand_bsi.
8108 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8109 * tree-if-conv.c (add_to_dst_predicate_list,
8110 find_phi_replacement_condition): Ditto.
8111 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8112 Call mark_symbols_for_renaming for new statements.
8113 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8115 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8117 * cfghooks.c (remove_edge): New function.
8118 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8120 * cfghooks.h (remove_edge): Declare.
8121 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8122 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8124 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8126 * optabs.h: Added declaration for signbit_optab.
8127 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8128 * genoptinit.c (optabs): Added entry for signbit insns.
8129 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8131 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8132 * config/s390/s390.md (signbit<mode>2): New expander.
8134 2007-07-09 Richard Guenther <rguenther@suse.de>
8137 * fold-const.c (fold_plusminus_mult_expr): Move constant
8138 arguments second to allow decomposing.
8140 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8143 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8145 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8146 Disregard DECL_FROM_INLINE.
8148 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8151 * doc/invoke.texi: Add ftree-reassoc flag.
8152 * common.opt (ftree-reassoc): New flag.
8153 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8154 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8156 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8158 PR tree-optimization/32681
8159 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8160 saved in second_edge->aux when first_bb is a loop header.
8162 2007-07-09 Jan HUbicka <jh@suse.cz>
8164 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8166 2007-07-09 Richard Guenther <rguenther@suse.de>
8168 * c-decl.c (start_function): Do not promote return type.
8170 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8172 * function.c (do_warn_unused_parameter): Do not warn if
8173 TREE_NO_WARNING is set.
8175 2007-07-08 Andreas Schwab <schwab@suse.de>
8177 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8179 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8182 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8184 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8185 apply to assembly language, too.
8186 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8188 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8190 Revert (note the sccvn portions are *not* reverted)
8191 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8193 Fix PR tree-optimization/23488
8195 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8197 * tree-flow-inline.h (get_value_handle): Ditto.
8198 * tree-ssa-pre.c (decl_vh_map): New.
8199 (decl_node_pool): New.
8200 (can_value_number_operation): Support DECL_P.
8201 (can_PRE_operation): Ditto.
8202 (create_expression_by_pieces): Ditto.
8203 (find_existing_value_expr): Modify to differnetiate between
8204 addressing and top level.
8205 (create_value_handle_for_expr): Handle DECL's.
8206 (poolify_tree): Ditto.
8207 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8208 (make_values_for_stmt): Handle DECL's properly.
8209 (init_pre): Reorg to not init useless things during FRE.
8211 * tree-flow.h: Include pointer-set.h.
8212 (decl_vh_map): Declare.
8213 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8215 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8217 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8218 the constraint description.
8219 * doc/md.texi: Update documentation of AVR constraints.
8221 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8223 * auto-inc-dec.c, config/arm/arm.c,
8224 config/m32r/constraints.md, config/mips/mips.md,
8225 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8226 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8227 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8228 typos. Follow spelling conventions.
8229 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8231 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8232 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8234 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8235 realloc_vuse): Remove.
8236 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8239 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8241 Fix PR tree-optimization/23488
8243 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8244 (try_to_simplify): Ditto.
8246 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8248 * tree-flow-inline.h (get_value_handle): Ditto.
8249 * tree-ssa-pre.c (decl_vh_map): New.
8250 (decl_node_pool): New.
8251 (can_value_number_operation): Support DECL_P.
8252 (can_PRE_operation): Ditto.
8253 (create_expression_by_pieces): Ditto.
8254 (find_existing_value_expr): Modify to differnetiate between
8255 addressing and top level.
8256 (create_value_handle_for_expr): Handle DECL's.
8257 (poolify_tree): Ditto.
8258 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8259 (make_values_for_stmt): Handle DECL's properly.
8260 (init_pre): Reorg to not init useless things during FRE.
8262 * tree-flow.h: Include pointer-set.h.
8263 (decl_vh_map): Declare.
8264 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8266 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8268 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8269 apply to assembly language, too.
8270 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8272 2007-07-06 Ian Lance Taylor <iant@google.com>
8273 Zack Weinberg <zackw@panix.com>
8276 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8278 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8280 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8281 (prefetch): Likewise if "pref" would be used.
8283 2007-07-06 Josh Conner <jconner@apple.com>
8287 * calls.c (store_one_arg): Handle arguments which are partially
8288 on the stack when detecting argument overlap.
8290 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8292 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8293 chosen during find_reloads.
8295 2007-07-06 Richard Guenther <rguenther@suse.de>
8297 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8298 TYPE_ARG_TYPES for verification of argument types. Use
8299 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8300 parameters as variable arguments.
8302 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8304 * libgcc2.h (word_type): Type definition removed.
8305 (cmp_return_type, shift_count_type): Type definitions added.
8306 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8307 replaced with shift_count_type.
8308 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8310 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8311 changed from word_type to Wtype.
8312 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8313 replaced with shift_count_type.
8314 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8316 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8317 and libgcc_shift_count attribute added.
8318 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8319 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8320 (TARGET_INITIALIZER): New target hooks added.
8321 * targhooks.c (default_libgcc_cmp_return_mode,
8322 default_libgcc_shift_count_mode): Default implementations for the new
8324 * targhooks.h (default_libgcc_cmp_return_mode,
8325 default_libgcc_shift_count_mode): Function prototypes added.
8326 * target.h (struct gcc_target): Fields for the new target hooks added.
8327 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8329 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8332 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8333 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8335 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8336 s390_libgcc_shift_count_mode): Functions added.
8337 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8338 Target hooks defined.
8340 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8342 * config/mips/mips.c (compute_frame_size): Restore the original
8343 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8344 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8345 Document why the difference is needed.
8347 2007-07-06 Richard Guenther <rguenther@suse.de>
8349 * c-common.c (boolean_increment): Use correctly typed
8352 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8354 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8355 the topmost argument register is not also included in the save mask.
8356 (mips16e_collect_argument_save_p): Take a pointer to the argument
8357 register, rather than a pointer to the number of arguments.
8358 (mips16e_collect_argument_saves): Only include argument saves
8359 that aren't in the register mask.
8361 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8363 PR rtl-optimization/32450
8364 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8365 to ensure that instructions are not moved into the prologue when
8366 profiling is on. Remove unused prologue_end variable.
8367 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8368 as a scheduling barrier.
8370 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8373 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8374 Disregard DECL_FROM_INLINE.
8376 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8378 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8379 IORing with a constant.
8381 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8383 PR rtl-optimization/32475
8384 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8385 for every definition of the stack pointer.
8387 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8389 * arm.c (vfp3_const_double_index): Copy signed results of
8390 REAL_VALUE_TO_INT into unsigned vars.
8392 2007-07-05 Richard Guenther <rguenther@suse.de>
8395 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8397 * tree-ssa.c (useless_type_conversion_p): Check canonical
8400 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8402 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8403 zero_extendhisi2): Change to define_insn_and_split.
8404 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8406 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8408 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8409 pass_match_asm_constraints): New.
8410 * passes.c (init_optimization_passes): Add new pass.
8411 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8412 * function.h (struct function): Add has_asm_statement bit.
8413 (current_function_has_asm_statement): New.
8414 * tree-pass.h (pass_match_asm_constraints): New.
8416 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8418 * config/mips/mips.c (mips_file_start): Avoid declaration
8421 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8423 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8425 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8427 * rtl.def (NOTE): Change print format string to print
8428 operand 5 as a note insn name.
8430 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8431 David Ung <davidu@mips.com>
8433 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8434 * doc/invoke.texi: (MIPS Options): Document them.
8436 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8437 David Ung <davidu@mips.com>
8439 Add support for SmartMIPS ASE.
8441 * optabs.c (expand_binop_directly): New, broken out from...
8442 (expand_binop): Here. Make it try rotating in the other
8443 direction even when the second operand isn't constant.
8444 * config/mips/mips.md (*lwxs): New.
8445 * config/mips/mips.opt (msmartmips): New.
8446 * config/mips/mips.c (mips_lwxs_address_p): New.
8447 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8448 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8449 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8450 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8451 (ISA_HAS_LWXS): New.
8452 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8453 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8454 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8455 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8456 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8457 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8458 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8460 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8462 * tree-vectorizer.c (new_loop_vec_info): Initialize
8463 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8464 * tree-vectorizer.h (_loop_vec_info): Added new filed
8465 min_profitable_iters.
8466 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8467 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8468 * tree-vect-analyze.c (vect_analyze_operations): Set
8469 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8470 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8471 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8472 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8473 and prologue cost to after they are computed.
8474 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8476 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8477 of creating vectors from scalars according to dt.
8478 (vect_model_store_cost): Likewise.
8479 (vectorizable_call): Use dt array instead of scalar dt. Call
8480 vect_model_simple_cost with additional argument dt.
8481 (vectorizable_assignment): Likewise.
8482 (vectorizable_operation): Likewise.
8483 (vectorizable_type_demotion): Likewise.
8484 (vectorizable_type_promotion): Likewise.
8485 (vectorizable_store): Use dt array instead of scalar dt. Call
8486 vect_model_store_cost with additional argument dt.
8487 (vect_do_peeling_for_loop_bound): Don't call
8488 vect_estimate_min_profitable_iters. Instead, lookup
8489 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8490 "may not be profitable".
8492 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8495 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8496 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8497 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8498 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8500 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8502 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8503 addressing modes cheaper.
8505 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8507 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8508 (dw_ranges_struct): Rename block_num to num. Adjust.
8509 (dw_ranges_by_label_struct): New.
8510 (ranges_by_label, ranges_by_label_allocated,
8511 ranges_by_label_in_use): New variables.
8512 (add_ranges_num): Factored most of the code out of...
8513 (add_ranges): ... this one. Rewrite in terms of the former.
8514 (add_ranges_by_labels): New.
8515 (output_ranges): Output by-label ranges.
8516 (dwarf2out_finish): Output range for multiple-section
8517 compile_unit. Output standard DW_AT_low_pc in addition to
8518 unexpected DW_AT_entry_pc.
8520 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8522 PR tree-optimization/32604
8523 PR tree-optimization/32606
8525 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8526 (compute_antic_safe): Removed.
8527 (ANTIC_SAFE_LOADS): Ditto.
8528 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8529 (execute_pre): Don't call compute_antic_safe.
8530 (vuse_equiv): New function.
8531 (make_values_for_stmt): Use it
8532 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8535 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8538 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8540 (avr_attribute_table): Make "naked" attribute apply to function types
8541 rather than to decls.
8542 (avr_handle_fntype_attribute): New function.
8544 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8546 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8549 2007-07-04 David Ung <davidu@mips.com>
8550 Joseph Myers <joseph@codesourcery.com>
8552 * config/mips/mips.md (type): Add logical, signext and move.
8553 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8554 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8555 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8556 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8557 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8558 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8559 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8560 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8561 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8562 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8563 movv2sf_hardfloat_64bit): Use the new types.
8564 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8565 *movdf_softfloat, *movdf_mips16): Use "multi".
8566 (extendqihi2): Replace with a define_expand.
8567 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8568 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8569 * config/mips/74k.md (r74k_int_logical): New reservation and
8571 (r74k_int_arith): Remove "slt".
8572 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8573 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8574 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8575 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8576 reservations for "arith".
8578 2007-07-04 Richard Guenther <rguenther@suse.de>
8580 * tree-ssa.c (useless_type_conversion_p): Add handling for
8581 scalar float and vector types. Only call the types_compatible_p
8582 langhook for aggregate types as last resort. Follow the
8585 2007-07-04 Richard Guenther <rguenther@suse.de>
8587 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8588 the same as NOP_EXPR.
8590 2007-07-04 Nick Clifton <nickc@redhat.com>
8592 * target.h (struct gcc_target): Add target_help field.
8593 * target-def.h (TARGET_HELP): New.
8594 (TARGET_INITIALIZER): Use TARGET_HELP.
8595 * opts.c (command_handle_option): Invoke target_help function, if
8596 defined, when the user has specified --target-help on the command
8598 * doc/invoke.texi: Mention that --target-help might print
8599 additional information.
8600 * doc/tm.texi: Document TARGET_HELP hook.
8602 * arm.c (TARGET_HELP): Override default definition.
8603 (arm_target_help): New - display a wrapped list of cores and
8604 architectures supported.
8606 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8608 * config/v850/v850.c (expand_prologue): Make sure
8609 GEN_INT() argument is sign extended rather than zero extended.
8610 (expand_epilogue): Likewise.
8611 (output_move_double): Delete.
8612 * config/v850/v850-protos.h (output_move_double): Delete.
8613 * config/v850/v850.md (movdi): Delete.
8614 (*movdi_internal): Delete.
8616 (*movdf_internal): Delete.
8618 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8620 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8621 unless compiling RTP PIC.
8623 2007-07-04 Richard Guenther <rguenther@suse.de>
8625 PR tree-optimization/32482
8626 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8627 original ssa name if we didn't find a shift expression.
8628 Fix shift constant for bit zero test.
8630 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8632 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8634 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8636 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8637 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8638 * config/arm/vxworks.h (ASM_SPEC): Delete.
8639 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8641 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8643 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8644 (DDR_REVERSED_P): New.
8645 * tree-data-ref.c (initialize_data_dependence_relation,
8646 build_classic_dist_vector): Set DDR_REVERSED_P.
8648 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8651 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8652 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8653 init_omega_for_ddr_1): Use non conservative number of iterations
8655 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8656 (analyze_siv_subscript): Remove FIXME and reinitialization of
8657 last_conflicts to chrec_dont_know.
8658 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8660 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8662 * tree.c (maybe_canonicalize_argtypes): Improve description.
8664 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8666 * tree.c (maybe_canonicalize_argtypes): New.
8667 (build_function_type): Set canonical type.
8668 (build_method_type_directly): Ditto.
8669 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8672 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8674 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8676 (rewrite_use_nonlinear_expr): Likewise.
8678 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8680 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8682 2007-07-04 Ben Elliston <bje@au.ibm.com>
8684 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8687 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8689 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8690 (Exception Handling): Likewise.
8692 2007-07-03 Jan Hubicka <jh@suse.cz>
8694 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8696 2007-07-03 Eric Christopher <echristo@apple.com>
8698 * doc/cppopts.texi: Add conflicting option note to -dM.
8699 * doc/invoke.texi: Add note about possible conflicts with
8700 -E for -dCHARS and note that -dM will not produce
8701 any results if there is no machine dependent reorg.
8703 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8705 * tree.h (DECL_ALIGN): Back out previous change.
8707 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8709 * configure.ac: Test for .dtprelword support on MIPS.
8710 * configure, config.in: Regenerate.
8711 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8712 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8714 2007-07-03 Julian Brown <julian@codesourcery.com>
8716 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8717 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8718 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8719 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8721 (all_fpus): Add FPUTYPE_VFP3.
8722 (fp_model_for_fpu): Add VFPv3 field.
8723 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8724 (vfp3_const_double_index): New function. Return integer index of
8725 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8727 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8728 and argument represents a valid RTX for a VFPv3 constant.
8729 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8731 (vfp_emit_fstmd): Similar, for fstmd.
8732 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8733 constants, represented as integer indices.
8734 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8735 VFP_REGNO_OK_FOR_DOUBLE macros.
8736 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8737 (arm_file_start): Set float-abi attribute for VFPv3, and output
8738 correct ".fpu" assembler directive.
8739 (arm_dbx_register_numbering): Add FIXME.
8740 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8741 (fputype): Add FPUTYPE_VFP3.
8742 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8743 (CALL_USED_REGISTERS): Likewise.
8744 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8745 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8746 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8747 (D7_VFP_REGNUM): New.
8748 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8749 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8750 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8751 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8752 (REG_ALLOC_ORDER): Adjust for VFPv3.
8753 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8754 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8755 VFP_LO_REGS, VFP_HI_REGS.
8756 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8757 (IS_VFP_CLASS): Define macro.
8758 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8760 (REGISTER_MOVE_COST): Likewise.
8761 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8762 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8763 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8764 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8765 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8766 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8767 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8768 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8769 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8770 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8771 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8772 where appropriate for single-word registers.
8773 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8774 As above. Fix type attributes.
8775 * config/arm/constraints.md (register_contraint "t"): Define.
8776 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8778 (register_constraint "x"): Define.
8779 (constraint "Dv"): Define.
8781 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8783 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8785 2007-07-03 Tom Tromey <tromey@redhat.com>
8787 * c-parser.c (objc_pq_context): Removed.
8788 (objc_need_raw_identifier): Likewise.
8789 (c_parser) <objc_pq_context>: New field.
8790 <objc_need_raw_identifier>: Likewise.
8791 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8792 (c_lex_one_token): Update.
8793 (c_parser_objc_protocol_definition): Update.
8794 (c_parser_objc_method_definition): Update.
8795 (c_parser_objc_methodproto): Update.
8796 (c_parser_declspecs): Update.
8798 2007-07-03 David Ung <davidu@mips.com>
8800 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8802 2007-07-03 David Ung <davidu@mips.com>
8803 Richard Sandiford <richard@codesourcery.com>
8805 * doc/invoke.texi: Document -march=74kf3_2.
8806 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8807 (TUNE_74K): Check for it.
8808 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8809 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8810 * config/mips/mips.md (cpu): Add 74kf3_2.
8811 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8812 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8813 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8814 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8815 74kf3_2 to the CPU list.
8816 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8817 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8818 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8819 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8820 (r74kf3_2_fxfer_from_c1): New insn reservations.
8822 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8823 David Ung <davidu@mips.com>
8825 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8826 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8827 and 74k[fx]. Document aliases for the new options.
8828 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8829 (PROCESSOR_24KF2_1): ...this.
8830 (PROCESSOR_24KX): Rename to...
8831 (PROCESSOR_24KF1_1): ...this.
8832 (PROCESSOR_74KF): Rename to...
8833 (PROCESSOR_74KF2_1): ...this.
8834 (PROCESSOR_74KX): Rename to...
8835 (PROCESSOR_74KF1_1): ...this.
8836 (TUNE_74K): Update PROCESSOR_* names.
8837 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8838 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8839 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8840 (mips_rtx_cost_data): Update processor names in comments.
8841 (mips_issue_rate): Update PROCESSOR_* names.
8842 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8843 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8844 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8845 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8846 Update cpu attribute names.
8847 (r24k_fpu_iss): Rename this reservation to...
8848 (r24kf2_1_fpu_iss): ...this and update all uses.
8849 (r24kx_fpu_iss): Rename this reservation to...
8850 (r24kf1_1_fpu_iss): ...this and update all uses.
8851 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8852 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8853 Update cpu attribute names.
8855 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8857 * config/m32r/constraints.md: New file.
8858 * config/m32r/m32r.c: Include tm-constrs.h.
8859 (small_data_operand): Use satisfies_constraint_* instead of macro.
8860 (addr24_operand, gen_compare): Likewise.
8861 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8862 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8863 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8864 EXTRA_CONSTRAINT): Likewise.
8865 * config/m32r/m32r.md: Include constraints.md.
8866 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8867 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8868 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8869 (two_insn_const_operand, int8_operand, uint16_operand,
8870 reg_or_int16_operand, reg_or_uint16_operand,
8871 reg_or_cmp_int16_operand, cmp_int16_operand,
8872 seth_add3_operand): Likewise.
8874 2007-07-03 Eric Christopher <echristo@gmail.com>
8876 * libgcc2.h: Conditionally declare __bswapsi2 and
8879 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8881 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8884 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8887 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8888 (__gthrw_pragma): Provide default definition.
8890 * gthr-posix.c (__gthrw_pragma): Define.
8892 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8894 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8895 before declaring inequality.
8897 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8899 * combine.c (recog_for_combine): Log the success or failure of
8900 matching new insn patterns against the machine description in
8903 2007-07-03 Revital Eres <eres@il.ibm.com>
8905 * ddg.c (print_sccs): New function.
8906 (check_sccs): New function.
8907 (create_ddg_all_sccs): Use it.
8908 * ddg.h (print_sccs): Declare.
8909 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8911 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8913 * targhooks.h (default_mode_for_suffix): New function declaration.
8914 * targhooks.c (default_mode_for_suffix): New default target hook.
8915 * target.h (struct c): New structure in the targetm struct.
8916 (mode_for_suffix): New target hook as part of struct c.
8917 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8918 default_mode_for_suffix.
8919 (TARGET_C): New define.
8920 * c-lex.c: Include "target.h".
8921 (interpret_float): Use targetm.c.mode_for_suffix to determine
8922 the mode for a given non-standard suffix.
8923 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8925 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8926 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8928 * doc/extend.texi (Floating Types): New node. Document __float80 and
8929 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8931 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8934 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8935 predicate instead of target_operand.
8936 (divsi3_i1_media, divsi3_media_2): Likewise.
8938 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8940 * tree.h (alias_sets_might_conflict_p): Rename into
8941 alias_sets_must_conflict_p.
8942 * alias.c (alias_sets_might_conflict_p): Likewise.
8943 (alias_sets_conflict_p): Use it.
8944 (objects_must_conflict_p): Likewise.
8945 * c-common.c (strict_aliasing_warning): Adjust.
8947 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8949 * rtlhooks.c (gen_lowpart_if_possible): Check for
8950 invalid subreg before calling gen_lowpart_SUBREG.
8952 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8954 * config/darwin9.h: Add copyright notice.
8955 (LINK_COMMAND_SPEC): Add comment.
8956 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8957 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8958 DARWIN_LIBSYSTEM_HAS_UNWIND.
8960 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8963 * omp-low.c (check_combined_parallel): New function.
8964 (lower_omp_parallel): Call it via walk_stmts, set
8965 OMP_PARALLEL_COMBINED if appropriate.
8966 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8967 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8968 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8969 don't consider it as combined parallel.
8971 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8973 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8974 (gcc_tooldir): Likewise.
8975 * configure: Regenerate.
8976 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8977 old configure.ac gcc_tooldir setting.
8978 (prefix_to_exec_prefix): New variable.
8979 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8980 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8982 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8984 Fix PR tree-optimization/32583
8985 Fix PR tree-optimization/32584
8986 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8987 (phi_translate_set): Use phi_translate directly now.
8988 (make_values_for_stmt): Don't value number RHS if we already know
8991 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8992 Jim Wilson <wilson@specifix.com>
8995 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8998 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8999 Richard Sandiford <richard@codesourcery.com>
9000 Nigel Stephens <nigel@mips.com>
9002 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9003 (mips16e_output_save_restore): Declare.
9004 (mips16e_save_restore_pattern_p): Likewise.
9005 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9006 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9007 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9008 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9009 (BITSET_P): New global macro, extracted from...
9010 (mips_for_each_saved_reg): ...here.
9011 (mips16e_save_restore_info): New struct.
9012 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9013 (mips16e_save_restore_regs): New variable.
9014 (mips_split_plus, mips16e_find_first_register): New functions.
9015 (mips16e_mask_registers): New function.
9016 (compute_frame_size): Expand the commentary before the function.
9017 Enforce the MIPS16e save and restore register range restrictions.
9018 Pad the general register save area at the low end.
9019 (mips16e_save_restore_reg, mips16e_build_save_restore)
9020 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9021 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9022 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9024 (mips_expand_prologue, mips_expand_epilogue): Handle
9025 GENERATE_MIPS16E_SAVE_RESTORE.
9026 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9028 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9030 PR tree-optimization/31966
9031 PR tree-optimization/32533
9032 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9033 "basic_block" description as its third argument. Update function
9034 calls to get destination bb from "edge" argument. Save "cond" into
9035 aux field of the edge. Update prototype for changed arguments.
9036 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9038 (find_phi_replacement_condition): Operate on incoming edges, not
9039 on predecessor blocks. If there is a condition saved in the
9040 incoming edge aux field, AND it with incoming bb predicate.
9041 Return source bb of the first edge.
9042 (clean_predicate_lists): Clean aux field of outgoing node edges.
9043 (tree_if_conversion): Do not initialize cond variable. Move
9044 variable declaration into the loop.
9045 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9046 initializations of new_stmt, arg0 and arg1 variables.
9048 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9050 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9051 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9053 2007-07-02 Richard Guenther <rguenther@suse.de>
9055 * tree-ssa.c (useless_type_conversion_p): Document
9056 future intent as defining the middle-end type system.
9057 Re-structure to call langhook last, group by type class,
9058 mark questionable parts.
9060 2007-07-02 Richard Guenther <rguenther@suse.de>
9062 * tree-flow.h (types_compatible_p): Declare.
9063 * tree-ssa.c (types_compatible_p): New function.
9064 * ipa-type-escape.c (discover_unique_type): Use
9065 types_compatible_p instead of lang_hooks.types_compatible_p.
9066 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9067 * tree-vn.c (expressions_equal_p): Likewise.
9068 * tree.c (fields_compatible_p): Likewise.
9069 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9070 (cprop_operand): Use useless_type_conversion_p instead of
9071 lang_hooks.types_compatible_p.
9072 * tree-inline.c (setup_one_parameter): Likewise.
9073 (declare_return_variable): Likewise.
9074 * tree-nrv.c (tree_nrv): Likewise.
9075 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9076 (maybe_fold_offset_to_component_ref): Likewise.
9077 (maybe_fold_offset_to_reference): Likewise.
9078 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9079 (merge_alias_info): Likewise.
9080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9081 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9082 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9083 * tree-tailcall.c (find_tail_calls): Likewise.
9084 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9085 * gimplify.c (canonicalize_addr_expr): Likewise.
9086 (fold_indirect_ref_rhs): Likewise.
9087 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9088 (cpt_same_type): Likewise.
9089 (check_pointer_types_r): Swap parameters to cpt_same_type
9091 * fold-const.c (fold_convert): Revert fix for PR15988.
9092 * tree-inline.c (setup_one_parameter): Instead fix it here by
9093 using fold_build1 instead of fold_convert and checking for
9094 error_mark_node. Convert only if the conversion is necessary.
9096 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9098 * configure.ac: Check for .gnu_attribute on Power.
9099 * configure: Regenerate.
9100 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9101 attribute for floating-point ABI.
9103 2007-07-02 Ira Rosen <irar@il.ibm.com>
9105 PR tree-optimization/32230
9106 PR tree-optimization/32477
9107 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9108 address is a constant.
9110 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9112 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9113 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9114 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9115 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9116 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9117 64-bit targets. Add support for *-elfoabi*.
9118 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9119 different settings if $(tm_defines) does not select the EABI.
9120 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9121 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9122 (MIPS_ARCH_OPTION_SPEC): Likewise.
9123 (MIPS_ISA_LEVEL_SPEC): Likewise.
9124 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9125 * config/mips/elfoabi.h: New file.
9127 2007-07-02 Richard Guenther <rguenther@suse.de>
9129 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9130 (useless_type_conversion_p): ... this.
9131 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9132 (useless_type_conversion_p): ... this.
9133 * builtins.c (fold_builtin_memory_op): Rename
9134 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9135 * tree-cfg.c (verify_expr): Likewise.
9136 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9137 * tree-ssa-ccp.c (ccp_fold): Likewise.
9138 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9139 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9141 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9142 * tree-ssa-pre.c (eliminate): Likewise.
9143 * tree-ssa.c (delete_tree_ssa): Likewise.
9144 (tree_ssa_useless_type_conversion): Likewise.
9145 * tree.c (build2_stat): Likewise.
9147 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9149 Fix PR tree-optimization/32571
9150 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9153 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9156 and other expected operations explicitly, change default to
9159 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9161 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9163 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9164 (tls_load_dot_plus_eight): Move the label number into the unspec.
9165 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9167 2007-07-01 Andreas Schwab <schwab@suse.de>
9169 * dwarf2out.c (initial_return_save): Define only if used.
9171 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9173 Unreverting Richard's Revert of:
9175 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9177 * dce.c (deletable_insn_p_1): New function, split out from...
9178 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9179 specially, not those inside PARALLELs. Remove BODY argument
9180 and adjust recursive call accordingly.
9181 (prescan_insns_for_dce): Update call to delete_insn_p.
9183 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9184 Revital Eres <eres@il.ibm.com>
9186 * ddg.c (create_ddg_all_sccs): Fix missed
9187 initialization of scc_nodes.
9189 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9192 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9193 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9195 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9197 * configure.ac: Check for .gnu_attribute on MIPS.
9198 * configure, config.in: Regenerate.
9199 * config/mips/mips.c (mips_file_start): If supported, output
9200 attribute for floating-point ABI.
9202 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9205 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9206 (ffs_cmove): New expander to expand using ctz pattern.
9207 (*ffs_cmove): Remove pattern.
9208 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9209 (ffsdi2): Expand using ctz pattern.
9210 (*ffs_rex64): Remove pattern.
9212 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9214 PR rtl-optimization/32296
9215 * pa.md (return): Delete pattern.
9216 (return_internal): Remove "(const_int 1)" from pattern.
9217 (epilogue): Use return_internal pattern for trivial returns.
9218 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9219 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9221 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9223 * tree-ssa-pre.c (is_exception_related): New function
9224 (can_value_number_operation): Use it.
9226 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9228 Fix PR tree-optimization/32540
9229 Fix PR tree-optimization/31651
9231 * tree-ssa-sccvn.c: New file.
9233 * tree-ssa-sccvn.h: Ditto.
9235 * tree-vn.c: Include tree-ssa-sccvn.h
9236 (val_expr_paid_d): Removed.
9237 (value_table): Ditto.
9238 (vn_compute): Ditto.
9239 (val_expr_pair_hash): Ditto.
9240 (val_expr_pair_expr_eq): Ditto.
9241 (copy_vuses_from_stmt): Ditto.
9244 (shared_vuses_from_stmt): Ditto.
9245 (print_creation_to_file): Moved up.
9246 (sort_vuses): Ditto.
9247 (sort_vuses_heap): Ditto.
9248 (set_value_handle): Make non-static.
9249 (make_value_handle): Ditto.
9250 (vn_add): Rewritten to use sccvn lookups.
9251 (vn_add_with_vuses): Ditto.
9252 (vn_lookup): Ditto (and second argument removed).
9253 (vn_lookup_with_vuses): Ditto.
9254 (vn_lookup_or_add): Ditto (and second argument removed);
9255 (vn_lookup_or_add_with_vuses): Ditto.
9256 (vn_lookup_with_stmt): New.
9257 (vn_lookup_or_add_with_stmt): Ditto.
9258 (create_value_handle_for_expr): Ditto.
9260 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9261 (seen_during_translate): New function.
9262 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9263 (phi_trans_add): Ditto.
9264 (constant_expr_p): FIELD_DECL is always constant.
9265 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9266 Use constant_expr_p.
9267 Avoid infinite recursion on mutually valued expressions.
9268 Change callers of vn_lookup_or_add.
9269 (phi_translate): New function.
9270 (compute_antic_safe): Allow phi nodes.
9271 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9272 (find_or_generate_expression): Rewrite slightly.
9273 (create_expression_by_pieces): Updated for vn_lookup_or_add
9275 Update VN_INFO for new names.
9276 (insert_into_preds_of_block): Update for new names.
9277 (add_to_exp_gen): New function.
9278 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9279 (find_existing_value_expr): Rewrite to changed vn_lookup.
9280 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9281 (try_look_through_load): Removed.
9282 (try_combine_conversion): Ditto.
9283 (get_sccvn_value): New function.
9284 (make_values_for_phi): Ditto.
9285 (make_values_for_stmt): Ditto.
9286 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9288 (init_pre): Update for SCCVN changes.
9290 (execute_pre): Ditto.
9292 * tree-flow.h (make_value_handle): Declare.
9293 (set_value_handle): Ditto.
9294 (sort_vuses_heap): Ditto.
9295 (vn_lookup_or_add_with_stmt): Ditto.
9296 (vn_lookup_with_stmt): Ditto.
9297 (vn_compute): Remove.
9300 (vn_lookup): Update arguments.
9302 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9304 (tree-ssa-sccvn.o): New.
9305 (OBJS-common): Add tree-ssa-sccvn.o
9307 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9310 * c-typeck.c (build_external_ref): Don't mark as used if called
9312 * calls.c (rtx_for_function_call): Likewise.
9314 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9318 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9320 * dce.c (deletable_insn_p_1): New function, split out from...
9321 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9322 specially, not those inside PARALLELs. Remove BODY argument
9323 and adjust recursive call accordingly.
9324 (prescan_insns_for_dce): Update call to delete_insn_p.
9326 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9328 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9329 (try_combine): Move potential calls to undo_all() so they happen
9330 before we commit to using the combined insns.
9332 2006-06-30 Jan Hubicka <jh@suse.cz>
9334 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9337 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9339 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9340 (cgraph_remove_unreachable_nodes): Likewise.
9341 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9342 * ipa-inline.c (update_caller_keys): Cast according to the coding
9344 (cgraph_decide_recursive_inlining): Likewise.
9345 (cgraph_decide_inlining_of_small_function): Likewise.
9346 (try_inline): Likewise.
9347 (cgraph_decide_inlining_incrementally): Likewise.
9348 * ipa-pure-const.c (get_function_state): Likewise.
9349 (scan_function): Likewise.
9350 (analyze_function): Likewise.
9351 (static_execute): Likewise.
9352 * ipa-reference.c (scan_for_static_refs): Likewise.
9353 (merge_callee_local_info): Likewise.
9354 (analyze_function): Use type safe memory macros.
9355 (static_execute): Likewise. Cast according to the coding conventions.
9356 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9358 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9360 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9361 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9364 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9367 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9368 for complex modes (both int and real).
9370 2007-06-29 Jan Hubicka <jh@suse.cz>
9372 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9374 2007-06-29 Jan Hubicka <jh@suse.cz>
9377 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9380 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9383 * config/avr/avr.c: Include dataflow header file.
9384 (expand_prologue): Adjust for prologue insn change.
9385 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9388 2007-06-29 Richard Guenther <rguenther@suse.de>
9391 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9392 during type verification.
9394 2007-06-29 Jan Hubicka <jh@suse.cz>
9396 * recog.c (validate_change_rtx_1): Unshare TO argument.
9398 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9400 PR tree-optimization/24659
9401 * tree-vect-transform.c (vectorizable_call): Handle
9402 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9404 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9405 * config/i386/i386.c (enum ix86_builtins)
9406 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9407 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9409 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9410 const using def_builtin_const.
9411 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9412 input operands in the same modes as the result.
9413 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9415 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9417 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9418 (df_set_dead_notes_for_mw): Likewise.
9420 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9422 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9424 2007-06-28 DJ Delorie <dj@redhat.com>
9426 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9428 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9430 * doc/invoke.texi (C++ Dialect Options): Document
9431 fvisibility-ms-compat.
9432 * c.opt (fvisibility-ms-compat): New.
9434 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9437 * tree-affine.c (aff_combination_add_elt): Handle
9438 pointer addition specially.
9440 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9442 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9443 decl is non-external for AIX ABI.
9445 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9447 * config/rs6000/predicates.md (current_file_function_operand):
9448 Ensure the symbol is non-external for AIX ABI.
9450 2007-06-28 Nick Clifton <nickc@redhat.com>
9452 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9453 (fdce, fdse, fpredictive-commoning): Likewise.
9455 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9458 * gcc.c (process_command): Recognize the new -static-libgfortran
9461 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9464 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9465 Use a call clobbered hard reg instead of a pseudo reg.
9467 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9469 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9471 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9474 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9475 REG_LIBCALL and REG_RETVAL notes.
9476 (divsi3, mulsi3): Likewise.
9477 (mulhisi3): Likewise. Use emit_libcall_block.
9478 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9480 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9482 PR rtl-optimization/32481
9483 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9485 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9487 * dce.c (deletable_insn_p_1): New function, split out from...
9488 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9489 specially, not those inside PARALLELs. Remove BODY argument
9490 and adjust recursive call accordingly.
9491 (prescan_insns_for_dce): Update call to delete_insn_p.
9493 2007-06-27 Richard Guenther <rguenther@suse.de>
9496 * tree.h (fold_convertible_p): Declare.
9497 * fold-const.c (fold_convertible_p): New function.
9498 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9499 instead of lang_hooks.types_compatible_p.
9501 2007-06-26 Jan Hubicka <jh@suse.cz>
9503 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9504 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9505 early use validate_unshare_change.
9506 (reload_combine): Likewise.
9507 * recog.c (change_t): New field unshare.
9508 (validate_change_1): Rename from validate_change; add argument unshare.
9509 (validate_change): Turn into wrapper of validate_change_1; update
9510 prototype for bools.
9511 (validate_unshare_change): New.
9512 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9513 calls of df_insn_rescan.
9514 * recog.h (validate_change): Replace ints by bools.
9515 (validate_unshare_change): Declare.
9517 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9519 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9521 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9523 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9525 2007-06-25 Jan Hubicka <jh@suse.cz>
9527 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9529 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9530 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9531 places other call site specific checks are performed.
9533 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9536 * tree-vect-transform.c (vectorizable_operation): Convert
9537 POINTER_PLUS_EXPR over to PLUS_EXPR.
9539 2007-06-25 Chao-ying Fu <fu@mips.com>
9541 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9542 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9543 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9544 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9546 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9547 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9548 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9549 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9550 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9551 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9552 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9553 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9554 ALL_FIXED_POINT_MODE_P): New define.
9555 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9557 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9559 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9560 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9561 MODE_VECTOR_UACCUM): New mode classes.
9563 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9564 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9565 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9568 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9569 (blank_mode): Initialize ibit and fbit.
9570 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9571 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9573 (new_adjust): Change required_class to required_class_from and
9574 required_class_to for testing within a range.
9575 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9576 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9578 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9579 (make_fixed_point_mode): New.
9580 (_ADD_ADJUST): Change C to C1 and C2.
9581 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9582 use a range for machine classes.
9583 (ADJUST_IBIT, ADJUST_FBIT): New.
9584 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9586 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9587 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9588 Emit adjustment for ibit and fbit.
9589 (emit_mode_ibit, emit_mode_fbit): New.
9590 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9592 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9594 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9595 as the source of the set.
9597 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9599 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9600 FP_REGNO_P): Use IN_RANGE.
9601 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9602 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9603 (DATA_REG_P): Use DATA_REGNO_P.
9604 (FP_REG_P): Use FP_REGNO_P.
9605 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9606 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9607 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9609 2007-06-24 Jan Hubicka <jh@suse.cz>
9612 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9614 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9617 * fold-const.c (fold_binary): Strip nops of operand 0
9618 of BIT_NOT_EXPR before calling operand_equal_p.
9619 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9620 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9622 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9624 * doc/extend.texi: Document that dllimport and dllexport imply
9626 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9627 imported or exported declaration, including type declarations.
9628 * c-common.c (handle_visibility_attribute): Check for conflicts
9629 with dllimport/dllexport.
9630 (c_determine_visibility): Handle dllimport/dllexport as an
9631 explicit visibility atttribute.
9633 2007-06-23 Richard Guenther <rguenther@suse.de>
9635 PR tree-optimization/16876
9637 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9639 * tree-inline.c (initialize_inlined_parameters): Do not call
9640 lang_hooks.tree_inlining.convert_parm_for_inlining.
9641 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9642 reason for mismatched types.
9643 * gimplify.c (gimplify_call_expr): Verify the call expression
9644 arguments match the called function type signature. Otherwise
9645 mark the call expression to be not considered for inlining
9646 using CALL_CANNOT_INLINE_P flag.
9647 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9648 edges call expression.
9649 (cgraph_decide_inlining_of_small_function): Likewise.
9650 (cgraph_decide_inlining): Likewise.
9651 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9653 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9654 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9655 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9657 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9658 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9660 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9661 convert_parm_for_inlining member.
9663 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9666 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9667 Remove optimization for GT.
9669 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9672 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9674 (prescan_insns_for_dce): Add extra parameter.
9676 2007-06-23 Jan Hubicka <jh@suse.cz>
9679 * gimplify.c (mark_addressable): New function.
9680 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9682 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9685 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9687 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9690 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9691 moves between MMX/SSE registers to at least 8 units to prevent
9692 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9694 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/i386.c (override_options): Correct x86_sahf
9699 2007-06-21 David Daney <ddaney@avtrex.com>
9702 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9703 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9704 (exception_receiver): Renamed to ...
9705 (nonlocal_goto_receiver): ... this.
9707 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9709 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9710 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9711 partial register accesses.
9713 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9715 * fold-const.c (debug_fold_checksum): Move it under
9716 ENABLE_FOLD_CHECKING.
9718 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9721 * tree.h (debug_fold_checksum): Declared.
9722 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9723 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9724 build_fold_addr_expr_with_type_1.
9725 (fold_addr_expr, debug_fold_checksum): New.
9726 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9727 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9730 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9732 PR tree-optimization/19590
9733 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9734 of scev is a constant.
9736 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9738 * df-problems.c (df_note_bb_compute): Made computation of live
9739 info consistent with df_lr.
9741 2007-06-21 Richard Guenther <rguenther@suse.de>
9743 PR tree-optimization/32453
9744 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9745 for pointer anti-range.
9747 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9749 * config/i386/i386.c (processor_target_table): Increase maximum
9750 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9753 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9754 byte alignment if > 8 byte alignment is preferred.
9755 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9757 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9759 PR tree-optimization/31866
9760 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9761 if ASM_EXPR's input is not a SSA_NAME.
9764 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9765 but decl is a global var, instead return decl.
9766 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9767 even for is_global_var decls, if they are private in some outer
9770 2007-06-21 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/32451
9773 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9775 2007-06-21 Christian Bruel <christian.bruel@st.com>
9777 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9778 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9779 (push_regs): Changed saving order or banked registers.
9780 (sh_expand_epilogue): Likewise.
9781 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9782 (FIRST_BANKED_REG): Likewise.
9783 (LAST_BANKED_REG): Likewise.
9784 * config/sh/sh.md (banked) New attribute.
9785 (in_delay_slot): Check banked attribute.
9787 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9789 PR tree-optimization/32075
9790 * tree-data-ref.c (subscript_dependence_tester_1,
9791 analyze_miv_subscript, analyze_overlapping_iterations,
9792 add_distance_for_zero_overlaps, build_classic_dist_vector,
9793 subscript_dependence_tester_1, analyze_overlapping_iterations,
9794 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9795 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9796 to evolution_function_is_affine_multivariate_p.
9798 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9800 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9802 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9805 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9807 * config/m32c/prologue.md (epilogue_exitd_16): New.
9808 (epilogue_reit_16): New.
9809 (epilogue_exitd): Rename to epilogue_exitd_24.
9810 (epilogue_reit): Rename to epilogue_reit_24.
9812 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9813 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9815 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9817 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9818 if dbg_cnt (sched_insn) reaches the limit.
9819 (choose_ready): New parameter INSN_PTR and new return value.
9820 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9821 the new return value from choose_ready.
9822 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9823 (rest_of_handle_global_alloc): New global_alloc_at_func.
9825 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9827 PR tree-optimization/25737
9828 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9829 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9830 * tree-flow.h (struct fieldoff): Add new field alias_set.
9831 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9832 argument addressable_type. Set alias_set of fieldoff.
9833 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9834 (create_overlap_variables_for): Pass alias_set from fieldoff to
9836 * alias.c (get_alias_set): Use alias_set from SFT if set.
9838 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9840 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9841 of a variable as an unsigned HOST_WIDE_INT integer.
9843 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9845 PR rtl-optimization/32405
9846 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9848 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9850 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9853 * builtins.c: Include diagnostic.h.
9854 (expand_builtin_expect): Make gcc_assert more permissive.
9855 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9858 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9862 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9863 if ACCUMULATE_OUTGOING_ARGS.
9865 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9867 * config/m68hc11/m68hc11.c: Include dataflow header file.
9868 (m68hc11_reorg): Port to dataflow.
9870 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9872 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9873 (struct df_problem.free_blocks_on_set_blocks): New field.
9874 (struct dataflow.optional_p): New field.
9875 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9876 (df_live_set_all_dirty): New function.
9877 * df-scan.c (df_scan_alloc): Initialize optional_p.
9878 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9879 * df-core.c (df_set_blocks): Removed use of
9880 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9881 df_problem.free_blocks_on_set_blocks to determine which blocks are
9883 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9884 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9885 uses dataflow.optional_p to determine if problem should be
9887 (rest_of_handle_df_initialize): Only start live problem if
9889 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9890 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9891 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9892 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9893 problem_NOTE): Initialize free_blocks_on_set_blocks.
9894 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9896 (df_live_set_all_dirty, df_note_alloc): New function.
9897 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9899 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9900 * postreload.c (reload_combine): Ditto.
9901 * cse.c (cse_extended_basic_block): Ditto.
9902 * regmove.c (mark_flags_life_zones): Ditto.
9903 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9904 erase_matching_seqs): Ditto.
9905 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9906 * integrate (allocate_initial_values): Ditto.
9907 * combine.c (reg_dead_at_p): Ditto.
9908 * resource.c (mark_target_live_regs): Ditto.
9909 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9910 * config/sh/sh.c (find_r0_life_regions): Ditto.
9911 * global.c (rest_of_handle_global_alloc): Only add back df_live
9913 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9915 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9917 (if_convert): Make sure df_live is there at -O == 1.
9918 (pass_if_after_combine): Cleanup flags.
9919 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9920 is there at -O == 1.
9922 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9924 * config/arm/arm.c (arm_get_frame_offsets): Set
9925 offsets->locals_base to avoid negative stack size.
9926 (thumb1_expand_prologue): Assert on negative stack size.
9928 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9930 PR tree-optimization/32367
9931 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9932 of the chrec has no evolution in that loop.
9933 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9935 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9937 * config/xtensa/xtensa.c: Include "df.h".
9938 (xtensa_builtin_saveregs): Use adjust_address instead of
9940 (xtensa_va_start): Invoke make_tree with sizetype for
9941 expand_builtin_saveregs and then convert the result to a pointer.
9942 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9943 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9944 Subtract argument size from index value as integers and then use
9945 POINTER_PLUS_EXPR to add the result to the array address.
9947 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9950 * config/m32c/m32c.c: Include dataflow header file.
9951 (m32c_emit_prologue): Adjust for prologue insn change.
9952 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9953 once inside a PARALLEL. Assume frame size passed in operand 0
9954 includes space to save the fb register.
9955 (prologue_enter_24): Likewise.
9956 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9958 2007-06-19 David Daney <ddaney@avtrex.com
9961 * config/mips/mips.md (cprestore): Mark $gp as used.
9963 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9966 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9967 (frv_ifcvt_modify_insn): Likewise.
9969 2007-06-19 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9972 only handle positive offsets that fit in a HOST_WIDE_INT.
9974 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9976 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9977 result of rsqrt insn for zero input argument to avoid NaN.
9979 2007-06-19 Richard Guenther <rguenther@suse.de>
9982 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9984 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9986 PR tree-optimization/32353
9987 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9989 2007-06-19 Nick Clifton <nickc@redhat.com>
9991 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9993 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9996 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9997 * config/i386/i386.c (assign_386_stack_local): Assert that
9998 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9999 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10000 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10001 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10003 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10005 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10007 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10009 PR rtl-optimization/32321
10010 * gcse.c (replace_store_insn): Update the note before
10011 calling emit_insn_after.
10013 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10015 PR middle-end/32355
10016 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10018 * df-problems.c (df_note_bb_compute): Fix dumping info.
10020 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10022 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10023 insn with emit_jump_insn.
10025 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10027 PR tree-optimization/32383
10028 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10029 * targhooks.h (default_builtin_reciprocal): Update prototype.
10030 * target.h (struct gcc_target): Update builtin_reciprocal.
10031 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10032 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10033 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10034 when fndecl is in BUILT_IN_MD class.
10035 (execute_convert_to_rsqrt): Ditto.
10037 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10038 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10039 Convert BUILT_IN_SQRTF code only when md_fn is false.
10041 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10043 * bt-load.c (move_btr_def): Fix the order of arguments
10044 to validate_replace_rtx.
10046 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10048 * config/m68k/m68k-devices.def: Add 54450..54455.
10050 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10052 PR rtl-optimization/32366
10053 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10054 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10057 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10059 PR middle-end/32349
10060 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10061 this is true, rescan insn being modified.
10062 (sms_schedule): Added rescan parameter.
10063 (rest_of_handle_sms): Moved freeing of dominance info to before
10064 getting out of cfg_layout.
10066 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10068 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10069 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10072 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10073 FL_CF_EMAC from the entry for isac.
10075 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10076 (const_sibcall_operand): New.
10077 (sibcall_operand): Use it.
10078 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10079 (m68k_isas): ISAC does not imply FPU or EMAC.
10080 (override_options): Add ISA_C logic for symbolic jump & call.
10082 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10084 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10085 return mode from the builtin itself.
10086 (sparc_fold_builtin): Fix cast of zero constant.
10088 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10090 * targhooks.c (default_builtin_reciprocal): New default target hook.
10091 * targhooks.h (default_builtin_reciprocal): Add prototype.
10092 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10093 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10094 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10095 default_builtin_reciprocal.
10097 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10099 PR middle-end/31723
10100 * hooks.c (hook_tree_tree_bool_null): New hook.
10101 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10102 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10103 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10104 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10105 and convert it to reciprocal a*rfunc(b).
10106 (execute_convert_to_rsqrt): New function.
10107 (gate_convert_to_rsqrt): New function.
10108 (pass_convert_to_rsqrt): New pass definition.
10109 * target.h (struct gcc_target): Add builtin_reciprocal.
10110 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10111 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10112 TARGET_BUILTIN_RECIPROCAL.
10113 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10115 * config/i386/i386.h (TARGET_RECIP): New define.
10116 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10117 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10118 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10119 and not optimizing for size.
10120 (*rcpsf2_sse): New insn pattern.
10121 (*rsqrtsf2_sse): Ditto.
10122 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10123 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10124 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10125 and not optimizing for size.
10126 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10127 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10128 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10129 and not optimizing for size.
10130 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10131 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10132 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10133 and not optimizing for size.
10134 (*sse_rsqrtv4sf2): Do not export.
10135 (sqrtv4sf2): Ditto.
10136 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10137 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10138 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10139 and not optimizing for size.
10140 (sqrtv4sf2): Ditto.
10141 * config/i386/i386.opt (mrecip): New option.
10142 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10143 (ix86_emit_swsqrtsf): Ditto.
10144 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10145 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10146 builtin definition.
10147 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10148 ix86_expand_unop1_builtin.
10149 (ix86_emit_swdivsf): New function.
10150 (ix86_emit_swsqrtsf): Ditto.
10151 (ix86_builtin_reciprocal): New function.
10152 (TARGET_BUILTIN_RECIPROCAL): Use it.
10153 (ix86_vectorize_builtin_conversion): Rename from
10154 ix86_builtin_conversion.
10155 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10156 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10157 "i386 and x86_64 Options" section.
10158 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10160 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10161 Zdenek Dvorak <dvorakz@suse.cz>
10162 Richard Guenther <rguenther@suse.de>
10163 Kaz Kojima <kkojima@gcc.gnu.org>
10165 * tree-vrp.c (compare_values_warnv): Convert val2 to
10167 (extract_range_from_assert): Create
10168 POINTER_PLUS_EXPR for pointer types.
10169 (extract_range_from_binary_expr): Handle
10170 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10172 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10173 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10174 POINTER_PLUS_EXPR as PLUS_EXPR.
10175 (number_of_iterations_lt_to_ne):
10176 For pointer types, use sizetype when
10177 creating MINUS_EXPR/PLUS_EXPRs.
10178 (assert_loop_rolls_lt): For pointer types, use sizetype when
10179 creating MINUS_EXPR/PLUS_EXPRs.
10180 (number_of_iterations_le): Likewise.
10181 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10182 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10183 like PLUS_EXPR and MINUS_EXPR.
10184 * tree-pretty-print.c (dump_generic_node): Handle
10186 (op_prio): Likewise.
10187 (op_symbol_1): Likewise.
10188 * optabs.c (optab_for_tree_code): Likewise.
10189 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10191 * tree-tailcall.c (process_assignment): Mention
10192 POINTER_PLUS_EXPR in a TODO comment.
10193 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10194 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10195 not used with a pointer and an integer type.
10196 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10197 increment using chrec_convert_rhs instead of chrec_convert.
10198 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10199 PLUS_EXPR except for the right hand side's type will be
10201 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10202 (fold_used_pointer_cast): Kill.
10203 (pointer_offset_p): Kill.
10204 (fold_used_pointer): Kill.
10205 (pointer_used_p): Kill.
10206 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10207 call fold_used_pointer.
10208 (instantiate_parameters_1): Convert the increment
10209 using chrec_convert_rhs instead of chrec_convert.
10210 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10211 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10212 instead of PLUS_EXPR.
10213 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10214 PLUS_EXPR for pointers.
10215 (std_gimplify_va_arg_expr): Likewise.
10216 (fold_builtin_memory_op): Likewise.
10217 (fold_builtin_strstr): Likewise.
10218 (fold_builtin_strchr): Likewise.
10219 (fold_builtin_strrchr): Likewise.
10220 (fold_builtin_strpbrk): Likewise.
10221 (expand_builtin_memory_chk): Likewise.
10222 (fold_builtin_memory_chk): Likewise.
10223 (std_expand_builtin_va_start): Use
10224 sizetype for the call to make_tree and then convert
10225 to the pointer type.
10226 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10227 instead of PLUS_EXPR for adding to a pointer.
10228 (std_gimplify_va_arg_expr): Use fold_build2 for
10229 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10230 the operands to sizetype first and then cast the BIT_AND_EXPR
10231 back to the pointer type.
10232 * fold-const.c (build_range_check): Handle pointer types
10234 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10235 of PLUS_EXPR's. Make sure the offset is converted to
10237 (try_move_mult_to_index): Strip the NOPs from the offset.
10238 Remove code argument and replace all uses with PLUS_EXPR.
10239 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10240 specially. Don't use a pointer type for MINUS_EXPR.
10241 (fold_unary): Handle for (T1)(X op Y),
10242 only p+ as that is the only as that can be handled for
10243 binary operators now.
10244 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10246 <case PLUS_EXPR>: Add folding of PTR+INT into
10248 Don't call try_move_mult_to_index.
10249 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10250 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10251 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10252 Don't call try_move_mult_to_index.
10253 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10254 (tree_expr_nonzero_p): Likewise.
10255 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10256 of PLUS_EXPR for the complex expression folding.
10257 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10258 first chrec is a pointer type, then the second should
10259 be sizetype and not the first's type.
10260 For POINTER_PLUS_EXPR, use a different right hand side type.
10261 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10262 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10263 different right hand side type.
10264 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10265 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10266 instead of PLUS_EXPR.
10267 When either operand is zero, convert the other operand.
10268 (chrec_apply): Use chrec_convert_rhs
10269 on the argument x instead of chrec_convert.
10270 (reset_evolution_in_loop): For pointer types, the new_evol
10271 should be sizetype.
10272 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10273 different right hand side type.
10274 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10275 (chrec_convert_rhs): New function.
10276 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10277 different right hand side type.
10278 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10279 * tree-chrec.h (chrec_convert_rhs): New prototype.
10280 (build_polynomial_chrec): For pointer types, the right hand
10281 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10282 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10283 Remove subtraction case as it is always addition now.
10284 Make sure the offset is converted to sizetype.
10285 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10286 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10287 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10288 PLUS_EXPR in pointer type.
10289 Handle POINTER_PLUS_EXPR.
10290 (tree_to_aff_combination): Likewise.
10291 (force_expr_to_var_cost): Likewise.
10292 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10293 instead of PLUS_EXPR for pointers.
10294 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10295 instead of PLUS_EXPR of pointer types.
10296 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10298 (check_va_list_escapes): Likewise.
10299 (check_all_va_list_escapes): Likewise.
10300 * dwarf2out.c (loc_descriptor_from_tree_1):
10301 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10302 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10303 (string_constant): Likewise.
10304 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10305 the offset to the base, use POINTER_PLUS_EXPR.
10306 (add_to_parts): Convert the index to sizetype.
10307 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10308 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10309 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10310 Offset only holds something for PLUS_EXPR.
10311 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10313 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10315 (analyze_accesses_for_modify_stmt): Likewise.
10316 Remove comment about the type being integral type as it is
10318 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10320 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10322 Correct the type which the artimentic is done in (is now
10325 * tree-data-ref.c (split_constant_offset): Handle
10327 * tree-affine.c (tree_to_aff_combination): Likewise.
10328 * c-typeck.c (build_unary_op): For pointers create the increment
10329 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10331 * gimplify.c (gimplify_self_mod_expr): Create a
10332 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10333 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10334 * tree.def (POINTER_PLUS_EXPR): New tree code.
10335 * tree-predcom.c (ref_at_iteration): If we have a pointer
10336 type do the multiplication in sizetype.
10337 * tree-mudflap.c (mf_xform_derefs_1): Create a
10338 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10339 * tree-ssa-forwprop.c
10340 (forward_propagate_addr_into_variable_array_index):
10341 Don't expect there to be a cast for the index as that
10342 does not exist anymore.
10343 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10344 instead of PLUS_EXPR.
10345 Don't check for the first operand of the POINTER_PLUS_EXPR
10346 was the index as it cannot be.
10347 Call forward_propagate_addr_into_variable_array_index with
10348 the SSA_NAME instead of the statement.
10349 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10350 (compare_constant): Likewise.
10351 (copy_constant): Likewise.
10352 (compute_reloc_for_constant): Likewise.
10353 (output_addressed_constants): Likewise.
10354 (initializer_constant_valid_p): Likewise.
10355 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10356 Convert the MIN/MAX of the inner type to the outer
10357 type before comparing them.
10358 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10359 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10360 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10361 of PLUS_EXPR for pointers.
10362 * tree-inline.c (estimate_num_insns_1): Handle
10364 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10365 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10366 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10367 instead of PLUS_EXPR for the pointer increment statement.
10368 (vect_update_ivs_after_vectorizer): For pointer types, create
10369 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10370 MULT_EXPR in sizetype.
10371 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10373 * tree-object-size.c (plus_expr_object_size): Handle
10374 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10375 code which is trying to figure out which side is a pointer and
10377 (check_for_plus_in_loops_1): Likewise.
10378 (check_for_plus_in_loops): Likewise.
10379 * c-common.c (pointer_int_sum): Create a
10380 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10381 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10382 only POINTER_PLUS_EXPR. Removing all the extra
10383 code which is trying to figure out which side is a pointer and
10385 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10386 PLUS_EXPR and MINUS_EXPR.
10387 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10389 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10390 with make_tree, instead of a pointer type.
10391 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10392 for pointers instead of PLUS_EXPR.
10393 (s390_gimplify_va_arg): Likewise.
10394 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10395 instead of PLUS_EXPR when doing addition on pointer
10396 types. Use sizetype for the second operand.
10397 (spu_gimplify_va_arg_expr): Likewise.
10398 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10399 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10400 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10401 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10402 for the pointer addition and also use size_int/sizetype
10404 (ix86_gimplify_va_arg): Likewise.
10405 Perform BIT_AND_EXPR on sizetype arguments.
10406 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10407 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10408 for the pointer additions and also use size_int for the offsets.
10409 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10410 additions and also use size_int for the offsets. Perform
10411 BIT_AND_EXPR on sizetype arguments.
10412 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10413 POINTER_PLUS_EXPR for pointers and create the
10414 BIT_AND_EXPR in sizetype.
10415 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10416 instead of PLUS_EXPR for pointer addition.
10417 (rs6000_va_start): Likewise.
10418 Also use sizetype for the offset.
10419 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10420 as PLUS_EXPR/MINUS_EXPR.
10421 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10422 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10423 Don't use BIT_AND_EXPR on a pointer type, convert the
10424 expression to sizetype first.
10425 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10427 (mips_gimplify_va_arg_expr): Likewise.
10428 Don't create BIT_AND_EXPR in a pointer type.
10430 2007-06-15 Eric Christopher <echristo@apple.com>
10432 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10433 (x86_64-*-darwin*): Ditto.
10434 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10437 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10439 * doc/extend.texi: Document behavior of __attribute__((aligned))
10442 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10444 * rtlanal.c (note_stores): Improve documentation.
10446 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10448 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10449 LOCAL_LABEL_PREFIX): Delete.
10450 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10451 (bfin_internal_label): Delete.
10453 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10455 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10456 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10457 otherwise define to LIBGCC2_TF_CEXT.
10458 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10459 (LIBGCC_TF_CEXT): Ditto.
10462 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10464 PR rtl-optimization/32339
10465 * df-scan.c (df_uses_record): Don't modify flags but just add to
10466 it for df_ref_record.
10468 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10470 * tree-mudflap.c: Fix whitespace issues.
10472 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10474 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10476 2007-06-14 Eric Christopher <echristo@apple.com>
10478 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10479 (movv4sf): Use gcc_unreachable instead of abort.
10481 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10484 * config/i386/sfp-machine.h (CMPtype): New define.
10485 (mach stubs): Use CMPtype instead of int as a return type.
10487 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10489 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10490 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10491 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10492 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10493 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10494 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10495 config/soft-fp/soft-fp.h: Update from glibc CVS.
10497 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10499 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10501 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10504 * config/v850/v850.c: Include dataflow header file.
10505 (substitute_ep_register): Fix typo.
10507 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10509 * configure.ac: Fix earlier checkin.
10510 * configure: Regenerated.
10512 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10514 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10515 * aclocal.m4: Regenerate.
10516 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10517 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10518 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10519 * configure: Regenerate.
10520 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10522 * Makefile.in (quickstrap): Build libgcc too.
10524 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10526 * configure.ac: Add --enable-checking=df. Explicitly mention that
10527 the variables are initialized as for "release".
10528 * df-core.c: Use it.
10529 * configure: Regenerate.
10530 * config.in: Regenerate.
10532 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10534 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10535 validate_replace_rtx instead of replace_rtx.
10536 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10538 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10540 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10541 (DWARF2_UNWIND_INFO): Override default if configured with
10543 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10544 (ENDFILE_SPEC): Add crtend.o.
10545 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10546 (ENDFILE_SPEC): Add crtend.o.
10547 (TARGET_USE_JCR_SECTION): Define.
10548 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10550 * config/i386/cygming-crtbegin.c: New file.
10551 * config/i386/cygming-crtend.c: New file.
10553 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10555 * config/i386/w32-unwind.h: New file.
10557 2007-06-13 Eric Christopher <echristo@apple.com>
10559 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10560 the user set a value below STACK_BOUNDARY.
10562 2007-06-13 Thiemo Seufer <ths@networkno.de>
10564 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10565 imply -lpthread for -pthread.
10567 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10569 * basic-block.h: Remove the prototype for
10570 free_basic_block_vars.
10571 * cfglayout.h: Remove the prototype for
10572 insn_locators_initialize.
10573 * tree.h: Remove the prototype for emit_line_note.
10575 * tree-ssa-pre.c (mergephitemp): Remove.
10576 (init_pre): Don't use mergephitemp.
10578 2007-06-13 Eric Christopher <echristo@apple.com>
10580 * config/i386/i386.c (override_options): If we've specified
10581 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10583 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10585 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10588 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10590 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10591 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10592 (eh_store_handler): New pattern.
10593 (eh_return): Emit it instead of a plain move.
10595 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10598 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10599 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10602 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10604 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10605 (find_next_insn_start, find_load): New functions.
10606 (bfin_reorg): Use them to deal with the fact that parallel insns are
10607 no longer represented as a SEQUENCE.
10609 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10611 * config/sparc/sparc.c (sparc_override_options): Initialize
10612 fpu mask correctly.
10614 2007-06-13 Dave Korn <dave.korn@artimi.com>
10616 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10619 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10621 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10622 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10623 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10624 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10625 tree-vect-transform.c: Fix comment typos. Follow spelling
10628 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10630 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10631 to the exit block use set.
10632 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10633 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10634 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10636 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10638 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10639 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10640 to indicate an error.
10641 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10643 (dbg_cnt_process_opt): Print an error on a bad argument.
10644 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10645 * common.opt (-fdbg-cnt-list): New.
10646 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10648 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10650 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10651 flag on ref-all pointers.
10653 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10655 PR middle-end/31579
10656 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10657 for the offset with the modifier as EXPAND_INITIALIZER
10658 if the modifier is EXPAND_INITIALIZER.
10659 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10660 a register if we had an overflow.
10662 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10664 * real.c (real_isfinite): New.
10665 (real_sqrt): Use it.
10666 * real.h (real_isfinite): New.
10667 * builtins.c: Use it.
10669 2007-06-12 Ian Lance Taylor <iant@google.com>
10670 Daniel Berlin <dberlin@dberlin.org>
10673 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10674 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10675 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10676 (DECL_NO_TBAA_P): Define.
10677 (struct tree_decl_common): Add no_tbaa_flag field.
10678 * tree-ssa-structalias.c (struct variable_info): Add
10679 no_tbaa_pruning field.
10680 (new_var_info): Initialize no_tbaa_pruning field.
10681 (unify_nodes): Copy no_tbaa_pruning field.
10682 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10683 (dump_solution_for_var): Print no_tbaa_pruning flag.
10684 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10686 (compute_tbaa_pruning): New static function.
10687 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10688 Call compute_tbaa_pruning.
10689 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10690 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10691 * gimple-low.c (lower_stmt): Likewise.
10692 * tree-gimple.c (is_gimple_stmt): Likewise.
10693 * tree-ssa-operands.c (get_expr_operands): Likewise.
10694 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10695 * tree-inline.c (estimate_num_insns_1): Likewise.
10696 (copy_result_decl_to_var): Likewise.
10697 * expr.c (expand_expr_real_1): Likewise.
10698 * tree-pretty-print.c (dump_generic_node): Likewise.
10699 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10700 * omp-low.c (omp_copy_decl_2): Likewise.
10701 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10702 * doc/c-tree.texi (Expression trees): Document
10703 CHANGE_DYNAMIC_TYPE_EXPR.
10705 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10707 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10708 with !HONOR_NANS and !HONOR_INFINITIES.
10709 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10711 2007-06-12 Tristan Gingold <gingold@adacore.com>
10713 * gcov.c: Comments updated.
10714 (source_info): Add file_time field.
10715 (source_index): New variable.
10716 (mutiple_files): New variable.
10717 (generate_results): New function extracted from process_file.
10718 (process_file): Save and restore chain of functions, generate
10719 results and free structures only if not merging results.
10720 (release_structures): File names are now freed in create_file_names
10721 (create_file_names): Free previous file names.
10722 (find_source): File date is now read here and modifications in
10723 source files is checked here.
10724 (read_graph_file): Only reverse order of functions for the current
10726 (make_gcov_file_name): Do not generate long names if input_name is
10728 (output_lines): If merging results do not display graph, data and
10730 Checking source file modification is done in find_source.
10732 * doc/gcov.texi: Append an s to sourcefile.
10734 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10736 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10737 (forced_nop): New pattern.
10738 * config/bfin/bfin.c: Include "df.h".
10739 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10740 (bfin_discover_loop): Use df_get_live_in instead of
10741 global_live_at_start.
10742 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10743 df_analyze when done.
10744 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10745 the insns. Use QImode for the final insn in a bundle. Call
10746 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10748 (reorder_var_tracking_notes): New function.
10749 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10750 update_life_info. Call df_analyze after scheduling and bundle
10751 generation. Call reorder_var_tracking_notes if generating these
10752 notes. Call df_finish_pass at the end.
10754 2007-06-12 Dirk Mueller <dmueller@suse.de>
10756 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10757 a comparison, not an assignment.
10759 2007-06-12 Olivier Hainque <hainque@adacore.com>
10761 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10762 Request walking the subtrees only, leaving the current is_lhs/val_only
10764 (convert_non_local_reference): Likewise.
10766 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10768 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10770 2007-06-12 Richard Guenther <rguenther@suse.de>
10772 PR tree-optimization/15353
10773 PR tree-optimization/31657
10774 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10775 * timevar.def: Add TV_TREE_IFCOMBINE.
10776 * tree-pass.h (pass_tree_ifcombine): Declare.
10777 * tree-ssa-ifcombine.c: New file.
10778 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10779 * tree-flow.h (blocks_in_phiopt_order): Declare.
10780 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10781 (tree-ssa-ifcombine.o): New dependencies.
10783 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10785 PR rtl-optimization/32293
10786 * combine.c (simplify_if_then_else): Truncate return from
10787 nonzero_bits() to correct mode.
10789 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10791 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10792 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10794 2007-06-11 Diego Novillo <dnovillo@google.com>
10796 * Makefile.in (reload1.o-warn): Remove.
10798 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10800 * combine.c (subst): Use reg_overlap_mentioned_p
10801 instead of comparing register numbers directly.
10803 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10805 * reload1.c (mark_home_live_1): Use the mode parameter.
10807 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10809 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10810 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10812 * df-core.c: Ditto.
10814 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10816 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10818 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10820 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10821 from integer registers.
10822 (FP mode splitters): Handle TFmode.
10824 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10826 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10827 for ref-all pointers that point-to anything.
10829 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10831 * config/arm/arm.c (arm_output_dwarf_dtprel,
10832 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10834 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10836 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10837 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10840 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10842 * tree.c (signed_or_unsigned_type_for): New.
10843 (unsigned_type_for): Use signed_or_unsigned_type_for.
10844 (signed_type_for): Use signed_or_unsigned_type_for.
10845 * tree.h (signed_or_unsigned_type_for): New.
10846 (get_signed_or_unsigned_type): Remove.
10847 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10848 lang_hooks.types.signed_type
10849 (size_diffop): Likewise.
10850 (all_ones_mask_p): Likewise.
10851 (build_range_check): Likewise.
10852 (fold_cond_expr_with_comparison): Likewise.
10853 (fold_cond_expr_with_comparison): Likewise.
10854 (unextend): Likewise.
10855 (extract_muldiv_1): Likewise.
10856 (fold_single_bit_test_into_sign_test): Likewise.
10857 (fold_binary): Likewise.
10858 (fold_ternary): Likewise.
10859 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10860 instead of get_signed_or_unsigned_type.
10861 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10862 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10863 * expr.c (signed_or_unsigned_type_for): Use
10864 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10865 * langhooks.c (get_signed_or_unsigned_type): Remove.
10866 (lhd_signed_or_unsigned_type): Remove.
10867 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10868 signed_or_unsigned_type.
10869 (lhd_signed_or_unsigned_type): Remove.
10870 * expmed.c (make_tree): Use signed_type_for instead of
10871 lang_hooks.types.signed_type.
10872 * c-common.c (same_scalar_type_ignoring_signedness): Use
10873 c_common_signed_type instead of lang_hooks.types.signed_type.
10874 (c_common_unsigned_type): New.
10875 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10876 (shorten_compare): Use c_common_unsigned_type instead of
10877 c_common_signed_or_unsigned_type.
10878 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10880 * convert.c (convert_to_integer): Use signed_type_for instead of
10881 lang_hooks.types.signed_type.
10882 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10883 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10884 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10885 * c-format.c (check_format_types): Use c_common_unsigned_type
10886 instead of unsigned_type_for.
10887 * c-decl.c (groakdeclarator): Likewise.
10888 * c-typeck.c (convert_for_assignment): Likewise.
10889 * c-common.h (c_common_unsigned_type): New.
10891 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10894 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10895 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10897 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10899 PR middle-end/32279
10900 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10901 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10903 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10904 Sebastian Pop <sebpop@gmail.com>
10906 * lambda-code.c (remove_iv): New.
10907 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10909 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10911 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10912 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10913 * tree-ssa-loop-prefetch.c: Include optabs.h.
10914 (FENCE_FOLLOWING_MOVNT): New macro.
10915 (struct mem_ref): Add independent_p and storent_p fields.
10916 (record_ref): Initalize the new fields.
10917 (gather_memory_references_ref): Return true if the reference
10919 (gather_memory_references): Check whether all memory accesses
10920 in loop were recorded.
10921 (should_issue_prefetch_p): Return false for nontemporal stores.
10922 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10923 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10924 (determine_loop_nest_reuse): Detect independent memory references.
10925 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10926 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10927 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10928 * config/i386/i386.h (x86_mfence): Declare.
10929 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10930 * config/i386/i386.c (x86_mfence): New variable.
10931 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10933 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10934 * optabs.c (init_optabs): Initialize storent_optab.
10935 * optabs.h (enum optab_index): Add OTI_storent.
10936 (storent_optab): Declare.
10937 * genopinit.c (optabs): Add initialization for storent_optab.
10938 * tree.h (MOVE_NONTEMPORAL): New macro.
10939 * expr.c (expand_assignment, store_expr, store_constructor_field,
10940 store_constructor, store_field, expand_expr_real_1): Propagate
10941 nontemporality of the expanded store.
10942 (emit_storent_insn): New function.
10943 * expr.h (expand_assignment, store_expr): Declaration changed.
10944 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10945 to expand_assignment.
10946 * stmt.c (expand_asm_expr): Ditto.
10947 * calls.c (initialize_argument_information): Pass false as
10948 nontemporality to store_expr.
10949 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10952 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10954 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10956 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10958 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10960 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10961 and allow DECL_P here.
10963 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10965 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10966 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10967 track of the size of the expression.
10968 * cfghooks.c (merge_blocks): Remove block from loops structure only
10969 after call of the merge_blocks hook.
10971 2007-06-09 Tom Tromey <tromey@redhat.com>
10973 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10974 (deprecated_state): Removed.
10975 (start_decl): Update.
10976 (enum deprecated_states): Moved earlier.
10977 (groktypename): Update.
10978 (push_parm_decl): Likewise.
10979 (grokfield): Likewise.
10980 (start_function): Likewise.
10982 2007-06-09 Ian Lance Taylor <iant@google.com>
10984 PR tree-optimization/32169
10985 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10986 CONVERT_EXPR, check whether min and max both converted to an
10987 overflow infinity representation.
10989 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10991 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10992 not inserted on the edge.
10994 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10996 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10997 instructions if they are supported.
10998 (__divsi3, __umodsi3, __modsi3): Likewise.
10999 (__ashldi3, __ashrdi3, __lshrdi3): New.
11000 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11002 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11003 Tony Linthicum <tony.linthicum@amd.com>
11005 * doc/invoke.texi: Add fvect-cost-model flag.
11006 * common.opt (fvect-cost-model): New flag.
11007 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11008 cost fields in stmt_vec_info struct for STMT.
11009 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11010 fields in stmt_vec_info struct and access functions for the same.
11011 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11012 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11013 load, store and vector to scalar operation.
11014 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11015 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11016 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11017 (TARG_VEC_STORE_COST): Define cost of vector store.
11018 (vect_estimate_min_profitable_iters): Define new function.
11019 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11020 check to evaluate if loop iterations are less than minimum profitable
11021 iterations determined by cost model or minimum vect loop bound defined
11022 by user, whichever is more conservative.
11023 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11024 run-time check to evaluate if loop iterations are less than minimum
11025 profitable iterations determined by cost model or minimum vect loop
11026 bound defined by user, whichever is more conservative.
11027 (vect_estimate_min_profitable_iterations): New function to estimate
11028 mimimimum iterartions required for vector version of loop to be
11029 profitable over scalar version.
11030 (vect_model_reduction_cost): New function.
11031 (vect_model_induction_cost): New function.
11032 (vect_model_simple_cost): New function.
11033 (vect_cost_strided_group_size): New function.
11034 (vect_model_store_cost): New function.
11035 (vect_model_load_cost): New function.
11036 (vectorizable_reduction): Call vect_model_reduction_cost during
11038 (vectorizable_induction): Call vect_model_induction_cost during
11040 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11041 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11042 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11043 vectorizable_promotion, vectorizable_demotion): Call
11044 vect_model_simple_cost during analysis phase.
11046 2007-06-08 Simon Baldwin <simonb@google.com>
11048 * reg-stack.c (get_true_reg): Readability change. Moved default case
11049 label into direct switch statement scope.
11051 2007-06-08 Simon Baldwin <simonb@google.com>
11053 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11054 in gcc_assert() with '==' comparison.
11056 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11058 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11059 TARGET_ABM handling of x86_popcnt variable.
11061 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11063 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11064 __builtin_copysignq and __builtin_infq built-in functions.
11066 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11068 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11069 SSE4.2 section. Correct built-in function names in SSE4A section.
11071 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11073 PR tree-optimization/32243
11074 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11075 for ncopies after ratio check between nunits_out and nunits_in.
11076 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11078 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11080 PR tree-optimization/32224
11081 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11082 vectorization upon a non GIMPLE_MODIFY_STMT.
11084 2007-06-08 Christian Bruel <christian.bruel@st.com>
11087 * config/sh/sh.md (doloop_end): New pattern and splitter.
11088 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11090 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11092 PR middle-end/32209
11093 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11095 (verify_dominators): Do not change dominance tree.
11097 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11099 * config/sh/constraints.md: New file.
11100 * config/sh/sh.c: Include tm-constrs.h.
11101 (reg_class_from_letter): Remove.
11102 (prepare_cbranch_operands): Use satisfies_constraint_*
11103 function instead of macro.
11104 (andcosts, broken_move, sh_secondary_reload): Likewise.
11105 * config/sh/predicates.md (trapping_target_operand): Likewise.
11106 (and_operand, arith_operand, arith_reg_or_0_operand,
11107 cmp_operand, logical_operand, target_operand,
11108 ua_address_operand, ua_offset, xor_operand): Likewise.
11109 * config/sh/sh.md: Include constraints.md.
11110 (*movsicc_t_false): Use satisfies_constraint_* function
11112 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11113 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11114 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11115 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11116 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11117 (REG_CLASS_FROM_CONSTRAINT): Remove.
11118 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11119 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11120 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11121 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11122 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11123 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11124 function instead of macro.
11125 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11126 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11127 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11128 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11129 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11130 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11131 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11132 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11133 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11134 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11135 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11136 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11137 EXTRA_CONSTRAINT_STR): Likewise.
11138 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11140 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11142 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11144 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11147 * c-common.h (flag_cpp0x): Replaced by...
11148 (cxx_dialect): ... this new variable specifying the C++ dialect that
11150 * c-common.c (flag_cpp0x): Removed.
11151 (cxx_dialect): Defined.
11152 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11154 * c-opts.c (c_common_post_options): Likewise.
11155 (set_std_cxx98): Set cxx_dialect to cxx98.
11156 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11158 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11159 Hui-May Chang <hm.chang@apple.com>
11161 * doc/invoke.texi (Darwin Options): Update documentation for
11162 -mmacosx-version-min.
11163 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11164 * config/darwin-driver.c: New file.
11165 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11166 * config/t-darwin (darwin-driver.o): New rule.
11168 * config/darwin-c.c (version_as_macro): Ignore low digit.
11170 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11172 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11173 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11174 (CSGNMODE): New mode macro.
11175 (CSGNVMODE): New mode attribute.
11176 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11177 expander using CSGNMODE mode macro. Handle TFmode.
11178 (copysign<mode>3_const): Rename from copysignsf3_const and
11179 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11181 (copysign<mode>3_var): Rename from copysignsf3_var and
11182 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11184 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11185 mode macro. Handle TFmode.
11186 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11187 (iortf3, *iortf3): Ditto.
11188 (xortf3, *xortf3): Ditto.
11189 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11190 TFmode and TImode masks.
11191 (ix86_expand_copysign): Expand TFmode copysign insn.
11192 (IX86_BUILTIN_INFQ): New.
11193 (IX86_BUILTIN_FABSQ): Ditto.
11194 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11195 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11196 [__builtin_fabsq]: Ditto.
11197 [__builtin_copysignq]: Ditto.
11198 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11199 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11200 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11201 ix86_expand_binop_builtin().
11203 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11205 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11207 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11210 * rtl.h (push_to_sequence2): New.
11211 * emit-rtl.c (push_to_sequence2): New.
11212 * function.c (assign_parm_data_all): Add new fields.
11213 (assign_parm_setup_block): Call push_to_sequence2 instead of
11215 (assign_parm_setup_reg): Ditto.
11216 (assign_parm_setup_stack): Ditto.
11217 (assign_parms_unsplit_complex): Ditto.
11218 (assign_parms): Change field name.
11220 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11222 PR tree-optimization/32220
11223 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11224 phi node is reached before defining statement.
11226 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11229 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11230 after changing the right hand side of the assignment.
11232 2007-06-06 Eric Christopher <echristo@apple.com>
11234 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11235 (x86_64-*-darwin*): Ditto.
11236 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11237 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11239 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11241 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11242 coding conventions.
11243 (add_key): Likewise.
11244 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11245 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11247 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11249 (add_cost_one_coalesce): Likewise.
11250 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11251 variable names. Rename orig to orig_name for consistency.
11252 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11253 coding conventions.
11254 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11256 (record_equivalences_from_stmt): Likewise.
11257 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11258 the coding conventions.
11259 (memory_ssa_name_same): Likewise.
11260 (dse_optimize_stmt): Likewise.
11261 (dse_record_phis): Likewise.
11262 (dse_finalize_block): Likewise.
11263 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11264 keywords as variable names.
11265 (may_move_till): Cast according to the coding conventions.
11266 (force_move_till_expr): Avoid using C++ keywords as variable names.
11267 (force_move_till): Cast according to the coding conventions.
11268 (memref_hash): Likewise.
11269 (memref_eq): Likewise.
11270 (gather_mem_refs_stmt): Likewise.
11271 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11272 using C++ keywords as variable names.
11273 (idx_find_step): Cast according to the coding conventions.
11274 (idx_record_use): Likewise.
11275 (find_depends): Likewise.
11276 (prepare_decl_rtl): Likewise.
11277 (mbc_entry_hash): Likewise.
11278 (mbc_entry_eq): Likewise.
11279 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11280 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11281 (idx_infer_loop_bounds): Cast according to the coding conventions.
11282 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11283 * tree-ssa-math-opts.c (occ_new ): Likwise.
11284 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11286 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11288 (add_use_op): Likewise.
11289 (add_vop): Likewise.
11290 (add_vuse_op): Likewise.
11291 (add_vdef_op): Likewise.
11292 (get_expr_operands): Likewise.
11293 (push_stmt_changes): Use type safe memory macros.
11294 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11295 keywords as variable names.
11296 (conditional_replacement): Likewise.
11297 (minmax_replacement): Likewise.
11298 (abs_replacement): Likewise.
11299 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11300 coding conventions.
11301 (insert_fake_stores): Avoid using C++ keywords as variable names.
11302 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11304 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11305 (heapvar_insert): Use type safe memory macros.
11306 (new_var_info): Cast according to the coding conventions.
11307 (new_constraint): Likewise.
11308 (remove_preds_and_fake_succs): Use type safe memory macros.
11309 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11311 (thread_single_edge): Likewise.
11312 (thread_through_loop_header): Likewise.
11314 2007-06-06 Eric Christopher <echristo@apple.com>
11316 * config/i386/i386.c (override_options): Move handling
11317 of TARGET_SUBTARGET* earlier.
11319 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11321 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11324 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11326 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11327 emited outside of basic block.
11328 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11329 the created blocks.
11330 * rtl.h (delete_insn_chain): Declaration changed.
11331 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11333 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11334 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11335 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11336 to delete_insn_chain.
11337 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11338 do not have bb field set.
11339 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11341 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11342 * cfgcleanup.c (try_optimize_cfg): Ditto.
11344 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11346 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11347 (lambda_body_vector_new): Use type safe memory macros.
11348 (lambda_linear_expression_new): Likewise.
11349 (lambda_loopnest_new): Likewise.
11350 (lambda_lattice_new): Likewise.
11351 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11352 conventions. Use type safe memory macros.
11353 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11354 (lambda_body_vector_s): Likewise.
11355 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11356 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11358 2007-06-06 Richard Guenther <rguenther@suse.de>
11360 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11361 if we need to schedule cfg_cleanup.
11362 (tree_ssa_forward_propagate_single_use_vars): Do so.
11364 2007-06-06 Ian Lance Taylor <iant@google.com>
11366 * fold-const.c (merge_ranges): If range_successor or
11367 range_predecessor fail, just return 0.
11369 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11371 PR tree-optimization/32216
11372 * tree-vectorizer.c (supportable_widening_operation): Determine
11373 signedness of FIX_TRUNC_EXPR from output operand.
11374 (supportable_narrowing_operation): Ditto.
11375 * tree-vect-generic.c (expand_vector_operations_1): Determine
11376 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11377 from input operand.
11379 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11381 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11382 (struct pta): ...from here. Change flags to unsigned to avoid
11383 excessive casting (as it is used as a bit mask).
11384 (override_options): Add casts according to the coding convenventions.
11385 (x86_64_elf_unique_section): Likewise.
11386 (examine_argument): Avoid using C++ keywords as variable names.
11387 (construct_container): Likewise.
11388 (legitimize_pic_address): Likewise.
11389 (get_dllimport_decl): Cast according to the coding conventions. Use
11390 type safe memory macros.
11391 (legitimize_address): Cast according to the coding conventions.
11392 (emit_i387_cw_initialization): Corrected the type of slot to enum
11394 (ix86_init_machine_status): Use type safe memory macros.
11395 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11396 (bdesc_pcmpistr): Likewise.
11397 (bdesc_crc32): Likewise.
11398 (bdesc_sse_3arg): Likewise.
11399 (bdesc_2arg): Likewise.
11400 (bdesc_1arg): Likewise.
11401 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11402 (ix86_expand_sse_pcmpistr): Likewise.
11403 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11404 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11405 int to match the langhook definition.
11406 (ix86_builtin_conversion): Change the type of code to unsigned init to
11407 match the langhook definition.
11408 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11410 (ix86_preferred_output_reload_class): Likewise.
11411 (ix86_cannot_change_mode_class): Likewise.
11412 (ix86_memory_move_cost): Likewise.
11413 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11414 avoid excessive casting later on.
11415 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11417 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11419 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11420 as flags setting insn.
11421 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11423 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11425 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11426 (UNSPEC_ROUND): New.
11427 ("sse4_1_round<mode>2"): New insn pattern.
11428 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11430 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11431 expander using SSEMODEF mode macro. Expand using
11432 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11433 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11434 expander using SSEMODEF mode macro. Expand using
11435 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11436 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11437 expander using SSEMODEF mode macro. Expand using
11438 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11439 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11440 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11441 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11444 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11445 Sebastian Pop <sebpop@gmail.com>
11447 * lambda.h (build_linear_expr): New.
11448 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11449 Use build_linear_expr, call fold and force_gimple_operand.
11450 (lambda_loopnest_to_gcc_loopnest): Check that there is
11451 something to insert.
11452 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11454 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11456 PR preprocessor/23479
11457 * doc/extend.texi: Document the 0b-prefixed binary integer
11458 constant extension.
11460 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11462 PR tree-optimization/32215
11463 * tree-vectorizer.c (supportable_widening_operation): Return false
11464 for unsupported FIX_TRUNC_EXPR tree code.
11465 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11467 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11469 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11470 register on SPE targets. Change documentation to reflect
11472 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11473 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11474 out of the register allocation pool.
11475 (rs6000_reg_live_or_pic_offset_p): New function.
11476 (rs6000_emit_prologue): Move the actual saving of LR up to free
11477 r0 for holding r11. Split saving of SPE 64-bit registers into
11478 its own case. Ensure that offsets will always be in-range for
11479 'evstdd' by using r11 as a scratch register to point at the start
11480 of the SPE save area. Save r11 if necessary, as it is the static
11482 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11483 into its own case. Ensure that offsets will always be in-range
11484 for 'evldd' by using r11 as a scratch register to point at the
11485 start of the SPE save area. Also adjust r11 when restoring
11486 the stack pointer to compensate for pre-loading r11.
11488 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11490 * cfg.c (init_flow): Use type safe memory macros.
11491 (alloc_block): Likewise.
11492 (unchecked_make_edge): Likewise.
11493 (dump_flow_info): Avoid using C++ keywords as variable names.
11494 (copy_original_table_clear): Cast according to the coding conventions.
11495 (copy_original_table_set): Likewise.
11496 * cfgexpand (label_rtx_for_bb): Likewise.
11497 (expand_gimple_basic_block): Likewise.
11498 * cfghooks.c (dump_bb): Likewise.
11499 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11501 (lv_add_condition_to_bb): Likewise.
11502 * cfglayout (relink_block_chain): Cast according to the coding
11504 (fixup_reorder_chain): Likewise.
11505 (fixup_fallthru_exit_predecessor): Likewise.
11506 * cfgloop.c (glb_enum_p): Likewise.
11507 (get_exit_description): Likewise.
11508 (dump_recorded_exit): Likewise.
11509 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11510 (struct loop): ... from here.
11511 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11513 * cfgrtl.c (rtl_create_basic_block): Likewise.
11514 (rtl_split_block): Likewise.
11515 (rtl_dump_bb): Likewise.
11516 (cfg_layout_split_block): Likewise.
11517 (init_rtl_bb_info): Use typesafe memory macros.
11519 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11520 * graphds.h: Updated all usages of edge to graph_edge.
11521 * graphds.c: Likewise.
11522 * cfgloopanal.c: Likewise.
11524 2007-06-05 Ian Lance Taylor <iant@google.com>
11526 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11527 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11528 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11530 (test_for_singularity): Likewise.
11532 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/constraints.md ("Y2"): Replaced by ...
11536 * config/i386/i386.md: Likewise.
11537 * config/i386/mmx.md: Likewise.
11538 * config/i386/sse.md: Likewise.
11540 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11542 * config/i386/constraints.md ("z"): Replaced by ...
11544 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11545 (sse4_1_blendvps): Likewise.
11546 (sse4_1_pblendvb): Likewise.
11547 (sse4_2_pcmpestr): Likewise.
11548 (sse4_2_pcmpestrm): Likewise.
11549 (sse4_2_pcmpestr_cconly): Likewise.
11550 (sse4_2_pcmpistr): Likewise.
11551 (sse4_2_pcmpistrm): Likewise.
11552 (sse4_2_pcmpistr_cconly): Likewise.
11554 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11556 * matrix-reorg.c (transform_access_sites): Fix computation.
11557 (transform_allocation_sites): Same.
11559 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11561 * config/i386/i386.c (override_options): Use
11562 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11564 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11566 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11567 (nonimm_not_xmm0_operand): Ditto.
11568 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11569 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11570 as operand[2] predicate. Require "z" class XMM register for
11571 operand[3]. Adjust asm template.
11572 ("sse4_1_blendvpd"): Ditto.
11573 ("sse4_1_pblendvb"): Ditto.
11574 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11575 force op2 into xmm0 register for variable blend instructions.
11577 2007-06-04 Tom Tromey <tromey@redhat.com>
11579 * c-tree.h (start_enum): Update.
11580 (build_enumerator): Likewise.
11581 * c-decl.c (enum_next_value): Removed.
11582 (enum_overflow): Likewise.
11583 (start_enum): Add c_enum_contents argument. Don't use globals.
11584 (build_enumerator): Likewise.
11585 * c-tree.h (struct c_enum_contents): New struct.
11587 2007-06-04 Tom Tromey <tromey@redhat.com>
11589 * c-common.c (c_common_get_alias_set): Fix indentation.
11591 2007-06-04 Ian Lance Taylor <iant@google.com>
11593 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11594 to overflow, reduce overflow infinity to regular infinity.
11595 (vrp_var_may_overflow): New static function.
11596 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11598 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11600 * stor-layout.c (layout_type): Remove duplicate code.
11602 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11605 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11606 before build_common_builtin_nodes ().
11608 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11611 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11613 2007-06-04 Jan Hubicka <jh@suse.cz>
11615 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11616 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11617 instead of _stat version.
11619 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11621 PR tree-optimization/32194
11622 * tree-predcom.c (determine_offset): Check that both references have
11625 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11627 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11628 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11629 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11630 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11631 Add argument to iterate_fix_dominators call.
11632 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11633 * gcse.c (hoist_code): Change domby to vector.
11634 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11635 Add argument to iterate_fix_dominators call.
11636 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11637 recompute_dominator.
11638 * lambda-code.c (perfect_nestify): Ditto.
11639 * cfgloopanal.c: Include graphds.h.
11640 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11641 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11642 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11644 * graphds.c: New file.
11645 * graphds.h: New file.
11646 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11647 (get_dominated_by, get_dominated_by_region): Change return type to
11649 (verify_dominators): Recompute all dominators and compare the results.
11650 (recount_dominator): Renamed to ...
11651 (recompute_dominator): ... this. Do not check that the block is
11652 dominated by entry.
11653 (iterate_fix_dominators): Reimplemented.
11654 (prune_bbs_to_update_dominators, root_of_dom_tree,
11655 determine_dominators_for_sons): New functions.
11656 * et-forest.c (et_root): New function.
11657 * et-forest.h (et_root): Declare.
11658 * Makefile.in (graphds.o): Add.
11659 (cfgloopanal.o): Add graphds.h dependency.
11660 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11661 * basic-block.h (get_dominated_by, get_dominated_by_region,
11662 iterate_fix_dominators): Declaration changed.
11663 (recount_dominator): Renamed to ...
11664 (recompute_dominator): ... this.
11665 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11666 (thread_through_all_blocks): Do not free dominance info.
11668 2007-06-03 Andreas Schwab <schwab@suse.de>
11670 * config/m68k/m68k.c (override_options): Don't override
11672 * config/m68k/m68k-modes.def (SF, DF): Define to use
11673 motorola_single_format and motorola_double_format, resp.
11674 * real.c (motorola_single_format): Renamed from
11675 coldfire_single_format.
11676 (motorola_double_format): Renamed from coldfire_double_format.
11677 (encode_ieee_extended): Generate a proper canonical NaN image
11678 respecting canonical_nan_lsbs_set.
11679 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11681 * real.h: Adjust declarations.
11683 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11686 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11687 the symbol is generated with the stack protector.
11689 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11691 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11692 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11694 * doc/extend.texi (interrupt): Mention m68k.
11696 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11699 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11700 (ix86_expand_sse_pcmpestr): Do not check operands for
11701 "register_operand", when insn operand predicate is "register_operand".
11702 (ix86_expand_sse_pcmpistr): Ditto.
11704 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11705 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11708 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11709 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11710 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11711 * config/i386/constraints.md ("z"): New register constraint
11712 for members of SSE_FIRST_REG class.
11713 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11714 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11715 SSE_FIRST_REG class.
11716 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11717 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11718 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11719 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11720 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11721 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11722 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11723 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11724 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11725 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11726 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11727 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11728 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11729 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11730 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11731 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11732 (struct builtin_description): Change "flag" field to unsigned.
11733 (bdesc_pcmpestr): New builtin description table.
11734 (bdesc_pcmpistr): Likewise.
11735 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11736 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11737 Initialize pcmp[ei]str[im] insns for SSE4.2.
11738 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11739 (ix86_expand_sse_pcmpistr): Likewise.
11740 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11741 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11742 (UNSPEC_PCMPISTR): Likewise.
11743 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11744 (sse4_2_pcmpestri):New isns pattern.
11745 (sse4_2_pcmpestrm): Likewise.
11746 (sse4_2_pcmpestr_cconly): Likewise.
11747 (sse4_2_pcmpistr): New insn patern and splitter.
11748 (sse4_2_pcmpistri):New isns pattern.
11749 (sse4_2_pcmpistrm): Likewise.
11750 (sse4_2_pcmpistr_cconly): Likewise.
11751 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11754 2007-06-01 David Daney <ddaney@avtrex.com>
11756 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11757 LOADGP_ABSOLUTE and not binds_local_p.
11759 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11761 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11763 2007-06-01 Ian Lance Taylor <iant@google.com>
11765 * tree-vrp.c (compare_name_with_value): Always set
11766 used_strict_overflow if we get a result from the variable itself.
11768 2007-06-01 Ian Lance Taylor <iant@google.com>
11770 PR rtl-optimization/31455
11771 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11772 subregs which have a cast between modes which are not tieable.
11774 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11776 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11777 breaks after return statements.
11779 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11781 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11782 only after no_new_pseudos.
11784 2007-05-31 Eric Christopher <echristo@apple.com>
11786 * expr.c (convert_move): Assert that we don't have a BLKmode
11788 (store_expr): Handle BLKmode moves by calling emit_block_move.
11790 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11792 * c-typeck.c (build_indirect_ref): Include type in error message.
11793 (build_binary_op): Pass types to binary_op_error.
11794 * c-common.c (binary_op_error): Take two type arguments, print out
11796 * c-common.h (binary_op_error): Update prototype.
11798 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11800 * config/i386/i386.c: Correct coments on -mno-sse4.
11802 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11804 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11805 (x86_64-*-*): Likewise.
11806 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11807 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11808 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11809 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11810 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11811 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11812 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11813 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11814 (OPTION_MASK_ISA_SSE4): Likewise.
11815 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11816 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11817 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11818 (override_options): Support SSE4.2.
11819 (ix86_build_const_vector): Support SImode and DImode.
11820 (ix86_build_signbit_mask): Likewise.
11821 (ix86_expand_int_vcond): Support V2DImode.
11822 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11823 (IX86_BUILTIN_CRC32HI): Likewise.
11824 (IX86_BUILTIN_CRC32SI): Likewise.
11825 (IX86_BUILTIN_CRC32DI): Likewise.
11826 (IX86_BUILTIN_PCMPGTQ): Likewise.
11827 (bdesc_crc32): Likewise.
11828 (bdesc_sse_3arg): Likewise.
11829 (ix86_expand_crc32): Likewise.
11830 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11831 (ix86_expand_builtin): Likewise.
11832 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11833 __SSE4_2__ for -msse4.2.
11834 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11835 (CRC32MODE): Likewise.
11836 (crc32modesuffix): Likewise.
11837 (crc32modeconstraint): Likewise.
11838 (sse4_2_crc32<mode>): Likewise.
11839 (sse4_2_crc32di): Likewise.
11840 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11842 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11843 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11844 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11845 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11846 (vcondu<mode>): Likewise.
11847 * doc/extend.texi: Document SSE4.2 built-in functions.
11848 * doc/invoke.texi: Document -msse4.2/-msse4.
11850 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11852 PR tree-optimization/32160
11853 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11854 variable as gimple reg.
11855 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11857 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11859 * gcc.c (main): Don't consider linker options when issuing the
11860 warning about a linker input file not being used.
11862 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11864 * tree-vrp.c (compare_names): Initialize sop.
11866 2007-05-30 Dirk Mueller <dmueller@suse.de>
11868 * cgraphunit.c (cgraph_analyze_function): Remove
11869 computation of inline parameters.
11871 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11873 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11875 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11877 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11878 Add vx-common.h. Include vxworks.h between vx-common.h and
11880 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11882 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11883 (TARGET_ASM_DESTRUCTOR): Likewise.
11884 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11885 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11886 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11887 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11888 (VXWORKS_ENDIAN_SPEC): Define.
11889 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11890 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11891 VXWORKS_* equivalents.
11892 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11893 (ASM_FILE_START): Delete.
11894 (TARGET_VERSION): Reformat.
11895 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11896 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11897 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11898 (FPBIT, DPBIT): Define.
11899 (fp-bit.c, dp-bit.c): New rules.
11900 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11901 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11902 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11903 * config/arm/arm.h: Include vxworks-dummy.h.
11904 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11905 Mark with ATTRIBUTE_UNUSED.
11906 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11907 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11908 make it incompatible with -msingle-pic-base.
11909 (arm_function_ok_for_sibcall): Return false for calls that might
11910 go through a VxWorks PIC PLT entry.
11911 (require_pic_register): New function, split out from...
11912 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11914 (arm_load_pic_register): Handle the VxWorks RTP initialization
11915 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11916 (arm_emit_call_insn): New function.
11917 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11918 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11919 (pic_offset_arm): New pattern.
11920 (call, call_value): Use arm_emit_call_insn.
11921 (call_internal, call_value_internal): New expanders.
11922 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11923 VxWorks unless __PIC__.
11925 2007-05-30 Eric Christopher <echristo@gmail.com>
11927 * genrecog.c: Include regs.h in generated file.
11928 * genemit.c: Ditto. Fix up formatting.
11929 * config/mn10300/constraints.md: New.
11930 * config/mn10300/mn10300.md: Include.
11931 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11932 Fix up for removed macro.
11933 * config/mn10300/predicates.md (call_address_operand): Ditto.
11934 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11935 (CONST_OK_FOR_I): Ditto.
11936 (CONST_OK_FOR_J): Ditto.
11937 (CONST_OK_FOR_K): Ditto.
11938 (CONST_OK_FOR_L): Ditto.
11939 (CONST_OK_FOR_M): Ditto.
11940 (CONST_OK_FOR_N): Ditto.
11941 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11945 (EXTRA_CONSTRAINT): Ditto.
11947 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11949 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11951 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11952 OPTION_MASK_ISA_64BIT.
11953 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11955 2007-05-30 Richard Guenther <rguenther@suse.de>
11957 PR middle-end/32152
11958 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11959 types for comparison.
11960 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11961 with original typed arguments.
11962 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11964 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11966 PR tree-optimization/31769
11967 * except.c (duplicate_eh_regions): Clear prev_try if
11968 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11970 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11972 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11973 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11974 bsi of the location where statements should be inserted.
11975 (sink_code_in_bb): Take bsi from statement_sink_location.
11976 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11977 instead of bsi_start.
11978 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11980 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11981 (bsi_move_before): Document inconsistency with bsi_move_after.
11982 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11984 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11986 * config/i386/i386.h (TARGET_ABM): New define.
11987 (TARGET_POPCNT): Ditto.
11988 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11989 New temporary defines to redefine from OPTION_ISA_* defines.
11990 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11991 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11992 (ix86_isa_flags): New extern int declaration.
11993 (TARGET_SUBTARGET_DEFAULT): New define.
11994 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11995 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11996 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11997 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11998 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11999 * config/i386/darwin.h: Change TARGET_64BIT define to
12002 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12003 using existing "ix86_isa_flags" varible.
12004 (m32, m64): Use existing "ix86_isa_flags" variable.
12005 (mmmx, m3dnow): Ditto.
12006 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12007 (mabm): Define as non-negative option using "x86_abm" variable.
12008 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12010 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12011 Rewrite feature test bitmap.
12012 (ix86_isa_flags): New initialized global int varible.
12013 (ix86_isa_flags_explicit): New static int variable.
12014 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12015 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12016 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12017 target_flags_explicit.
12018 (override_options): Remove "target_enable" and "target_disable" fields
12019 from "struct ptt". Update processor_target_table accordingly. Remove
12020 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12021 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12022 "target_flags" and "ix86_isa_flags_explicit" instead of
12023 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12024 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12025 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12026 to true when either of PTA_POPCNT or PTA_ABM is set in
12027 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12028 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12029 processor_alias_table flags entry. Remove handling of
12030 "target_enable" and "target_disable" fields of processor_target_table.
12031 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12032 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12033 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12034 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12035 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12037 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12039 2007-05-29 David Daney <ddaney@avtrex.com>
12042 * config/mips/mips.c (mips_output_mi_thunk): Emit
12043 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12045 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12046 * config/i386/i386.c (ix86_function_regparm): Added checking of
12047 ix86_force_align_arg_pointer to determine the number of
12048 register parameters.
12050 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12052 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12053 (SET_DR_MISALIGNMENT): New.
12054 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12055 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12056 Use SET_DR_MISALIGNMENT.
12057 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12059 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12060 find_loop_nest): Export.
12061 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12062 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12063 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12064 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12066 (struct mem_ref): Add field reuse_distance.
12067 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12068 Initialize reuse_distance field.
12069 (issue_prefetch_ref): Select temporality of prefetch according to
12071 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12072 self_reuse_distance, determine_loop_nest_reuse): New functions.
12073 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12074 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12075 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12078 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12080 * tree-ssa-alias.c: Add aliasing overview.
12082 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12083 Danny Smith <dannysmith@users.sourceforge.net>
12086 * config/i386/t-crtfm: Compile crtfastmath.o with
12087 -minline-all-stringops.
12088 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12089 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12091 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12093 * doc/md.texi: Document constraints on HP PA-RISC.
12095 * pa/constraints.md: New file.
12096 * pa.md: Include constraints.md.
12097 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12098 (integer_store_memory_operand, ldil_cint_p): New functions.
12099 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12100 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12101 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12102 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12103 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12105 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12108 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12109 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12110 case POSTDECREMENT_EXPR>): Return the error_mark_node
12111 if either the real or imaginary parts would an
12114 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12116 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12117 name when we remove it from a call.
12119 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12121 * targhooks.c (default_narrow_bitfield): Remove.
12122 * targhooks.h: Remove the prototype for
12123 default_narrow_bitfield.
12125 * langhooks-def.h: Remove the prototype for
12126 hook_get_alias_set_0.
12127 * langhooks.c (hook_get_alias_set_0): Remove.
12129 * global.c (EXECUTE_IF_CONFLICT): Remove.
12131 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12134 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12135 return true when truth_value_p is true and the type
12138 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12140 * doc/install.texi (Prerequisites): We no longer require Autoconf
12141 2.13 for the top-level.
12143 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12145 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12146 memory access via x86_expand_vector_move_misalign() only for
12147 TImode values on 32-bit targets.
12149 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12151 * matrix-reorg.c: New file. Implement matrix flattening and
12152 transposing optimization.
12153 * tree-pass.h: Add matrix reorg pass.
12154 * common.opt: Add fipa-mreorg flag.
12155 * Makefile.in: Add matrix-reorg.c.
12156 * passes.c: Add matrix reorg pass.
12157 * varpool.c (add_new_static_var): New function.
12158 * cgraph.h (add_new_static_var): Declare.
12160 2007-05-27 Eric Christopher <echristo@apple.com>
12162 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12163 sp_offset depending on stack size. Save r12 depending
12164 on registers we're saving later.
12165 (rs6000_emit_epilogue): Update sp_offset depending only
12168 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12170 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12171 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12172 * ifcvt.c (if_convert): Ditto.
12173 * tree-ssa-threadupdate.c (thread_block): Ditto.
12174 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12175 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12176 verify_loop_closed_ssa): Check number_of_loops instead of
12178 * predict.c (tree_estimate_probability): Ditto.
12179 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12180 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12181 * modulo-sched.c (sms_schedule): Ditto.
12182 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12183 (scev_finalize): Do not do anything if scev analysis was not
12185 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12186 current_loops == NULL.
12187 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12188 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12189 there are no loops.
12190 (loop_optimizer_finalize): Assert that loops were analyzed.
12191 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12192 rtl_doloop): Check number_of_loops instead of current_loops.
12193 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12194 current_loops == NULL.
12195 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12196 gate_tree_vectorize tree_linear_transform, check_data_deps,
12197 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12198 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12199 Check number_of_loops instead of current_loops.
12200 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12201 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12202 free loops if available.
12203 (execute_pre): Do not pass do_fre to fini_pre.
12205 2007-05-27 Tobias Burnus <burnus@net-b.de>
12207 PR middle-end/32083
12208 * real.c (mpfr_from_real): Fix sign of -Inf.
12210 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12212 * tree-vect-transform.c (vectorizable_conversion): Initialize
12213 tree_code variables to ERROR_MARK.
12214 (vectorizable_type_demotion): Likewise.
12215 (vectorizable_type_promotion): Likewise.
12217 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12220 * config/i386/i386.md (movti): Handle push operands via
12221 ix86_expand_push().
12223 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12225 * basic-block.h: Remove the prototype for merge_seq_blocks.
12226 * cfgcleanup.c (merge_seq_blocks): Remove.
12228 * tree-flow.h: Remove the prototype for is_aliased_with.
12229 * tree-ssa-alias.c (is_aliased_with): Remove.
12231 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12233 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12235 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12237 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12238 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12239 (vec_unpacks_hi_v16qi): Likewise.
12240 (vec_unpacku_lo_v16qi): Likewise.
12241 (vec_unpacks_lo_v16qi): Likewise.
12242 (vec_unpacku_hi_v8hi): Likewise.
12243 (vec_unpacks_hi_v8hi): Likewise.
12244 (vec_unpacku_lo_v8hi): Likewise.
12245 (vec_unpacks_lo_v8hi): Likewise.
12246 (vec_unpacku_hi_v4si): Likewise.
12247 (vec_unpacks_hi_v4si): Likewise.
12248 (vec_unpacku_lo_v4si): Likewise.
12249 (vec_unpacks_lo_v4si): Likewise.
12251 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12253 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12254 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12255 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12256 follow spelling conventions in various
12257 warning/error/diagnostic messages.
12259 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12260 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12261 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12262 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12263 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12264 * doc/tm.texi: Follow spelling conventions.
12266 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12269 * tree-ssa-forwprop.c
12270 (forward_propagate_addr_into_variable_array_index): Remove
12271 the lhs argument. Use the type of def_rhs instead of lhs.
12272 (forward_propagate_addr_expr_1): Update use of
12273 forward_propagate_addr_into_variable_array_index.
12275 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12276 Nigel Stephens <nigel@mips.com>
12278 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12279 function attributes, "far" being an alias for "long_call".
12280 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12281 (mips_near_type_p, mips_far_type_p): New.
12282 (mips_comp_type_attributes): New function to check that attributes
12283 attached to a function type are compatible.
12284 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12285 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12286 to the target function of the thunk.
12287 (mips_encode_section_info): Check for "near" and "far" function
12288 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12290 * config/mips/predicates.md (const_call_insn_operand): Test only
12291 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12293 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12296 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12297 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12298 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12299 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12301 2007-05-25 Eric Christopher <echristo@apple.com>
12303 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12304 to x86-darwin configurations.
12305 * config/i386/t-darwin: Add softfp support.
12306 * config/i386/t-darwin64: Ditto.
12307 * config/i386/sfp-machine.h: If mach then don't use
12308 aliasing, emit a stub to call.
12310 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12312 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12313 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12314 tree-predcom.c, tree-ssa-alias-warnings.c,
12315 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12316 comment typos. Follow spelling conventions.
12317 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12319 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12322 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12323 constants into memory. Expand unaligned memory references for
12324 SSE modes via x86_expand_vector_move_misalign() function.
12326 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12328 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12329 "memory" attribute for "sseishft" type insn without operands[2].
12331 2007-05-25 Dirk Mueller <dmueller@suse.de>
12332 Marcus Meissner <meissner@suse.de>
12334 * doc/extend.texi (alloc_size): New attribute.
12335 * c-common.c (handle_alloc_size_attribute): New.
12336 * tree-object-size.c (alloc_object_size): Use alloc_size
12337 attribute, if available.
12339 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12341 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12343 (__builtin_ia32_vec_ext_v2di): Likewise.
12344 (__builtin_ia32_vec_ext_v4si): Likewise.
12345 (__builtin_ia32_vec_ext_v8hi): Likewise.
12346 (__builtin_ia32_vec_ext_v16qi): Likewise.
12347 (__builtin_ia32_vec_set_v8hi): Likewise.
12349 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12351 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12353 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12355 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12356 (arm_is_longcall_p): Rename to...
12357 (arm_is_long_call_p): ...this. Take a single tree argument and
12359 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12360 (CUMULATIVE_ARGS): Remove call_cookie.
12361 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12362 (ENCODED_LONG_CALL_ATTR_P): Delete.
12363 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12364 LONG_CALL_FLAG_CHAR cases.
12365 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12366 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12367 ARM_DECLARE_FUNCTION_SIZE.
12368 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12369 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12370 (arm_encode_call_attribute, current_file_function_operand): Delete.
12371 (arm_function_in_section_p): New function.
12372 (arm_is_longcall_p): Rename to...
12373 (arm_is_long_call_p): ...this. Take the target function as a single
12374 argument and return a bool. Do not rely on call cookies. Check
12375 whether the target symbol is in the same section as the current
12376 function, not just the same compilation unit.
12377 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12378 (arm_encode_section_info): Don't encode a call type.
12379 * config/arm/arm.md (call, call_value): Update calls to
12380 arm_is_long(_)call_p. Simplify logic.
12381 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12382 Update calls to arm_is_long(_)call_p.
12384 2007-05-25 Richard Guenther <rguenther@suse.de>
12386 PR tree-optimization/31982
12387 * tree-ssa-forwprop.c
12388 (forward_propagate_addr_into_variable_array_index): Handle arrays
12389 with element size one.
12391 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12393 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12394 (umulsi3_highpart): Likewise.
12396 2007-05-24 Ian Lance Taylor <iant@google.com>
12398 PR rtl-optimization/32069
12399 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12402 2007-05-24 Ollie Wild <aaw@google.com>
12404 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12407 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12409 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12410 (oprs_unchanged_p): Use it to check all registers in a REG.
12411 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12412 (reg_set_between_after_reload_p): Delete.
12413 (reg_used_between_after_reload_p): Likewise.
12414 (reg_set_or_used_since_bb_start): Likewise.
12415 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12416 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12417 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12418 * rtlanal.c (reg_set_p): Check whether REG overlaps
12419 regs_invalidated_by_call, rather than just checking the
12420 membership of REGNO (REG).
12422 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12424 * doc/passes.texi: Document predictive commoning.
12425 * doc/invoke.texi (-fpredictive-commoning): Document.
12426 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12427 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12428 adding indices to the generated name.
12429 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12430 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12431 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12432 (op_symbol_code): ... and exported.
12433 (dump_omp_clause, op_symbol): Use op_symbol_code
12434 instead of op_symbol_1.
12435 * tree-pass.h (pass_predcom): Declare.
12436 * timevar.def (TV_PREDCOM): New timevar.
12437 * tree-ssa-loop.c (run_tree_predictive_commoning,
12438 gate_tree_predictive_commoning, pass_predcom): New.
12439 * tree-data-ref.c (find_data_references_in_loop): Find the
12440 references in dominance order.
12441 (canonicalize_base_object_address): Ensure that the result has
12443 (dr_analyze_innermost): Export.
12444 (create_data_ref): Code to fail for references with invariant
12446 (find_data_references_in_stmt): ... here.
12447 * tree-data-ref.h (dr_analyze_innermost): Declare.
12448 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12449 (aff_combination_find_elt, name_expansion_hash,
12450 name_expansion_eq, tree_to_aff_combination_expand,
12451 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12453 * tree-affine.h (aff_combination_constant_multiple_p,
12454 tree_to_aff_combination_expand): Declare.
12455 * tree-predcom.c: New file.
12456 * common.opt (fpredictive-commoning): New option.
12457 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12458 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12459 * Makefile.in (tree-predcom.o): Add.
12460 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12461 * passes.c (init_optimization_passes): Add dceloop after
12462 copy propagation in loop optimizer. Add predictive commoning
12463 to loop optimizer passes.
12465 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12467 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12470 2007-05-24 Jan Hubicka <jh@suse.cz>
12472 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12474 (genheader): Include statistics.h.
12476 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12478 * print-rtl.c (flag_dump_unnumbered): Update comments.
12479 (print_rtl): Fix my previous change.
12480 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12483 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12485 PR middle-end/32018
12486 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12488 (thread_through_all_blocks): Call initialize_original_copy_tables
12489 and free_original_copy_tables.
12490 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12492 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12493 * cfghooks.c (duplicate_block): Use get_loop_copy.
12494 * cfg.c: Include cfgloop.h.
12495 (loop_copy): New hash table.
12496 (initialize_original_copy_tables): Initialize loop_copy table.
12497 (free_original_copy_tables): Free loop_copy table.
12498 (copy_original_table_clear, copy_original_table_set,
12499 set_loop_copy, get_loop_copy): New functions.
12500 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12501 * cfgloop.h (struct loop): Remove copy field.
12502 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12503 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12505 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12507 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12508 -msse/-msse2/-msse3.
12510 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12512 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12513 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12515 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12518 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12519 * targhooks.h (default_mangle_decl_assembler_name): Declare
12521 * targhooks.c (default_mangle_decl_assembler_name): Define
12523 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12525 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12526 * langhooks.c (lhd_set_decl_assembler_name): Call
12527 targetm.mangle_decl_assembler_name for names with global scope.
12529 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12531 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12532 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12534 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12535 New. Factored out of i386_pe_encode_section_info.
12536 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12537 Move check for prior decoration of stdcall
12538 symbols to i386_pe_encode_section_info.
12539 (i386_pe_encode_section_info): Adjust call to
12540 gen_stdcall_or_fastcall_suffix. Use
12541 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12542 (i386_pe_mangle_decl_assembler_name): New. Wrap
12543 i386_pe_maybe_mangle_decl_assembler_name.
12545 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12547 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12548 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12549 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12550 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12551 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12554 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12555 Nigel Stephens <nigel@mips.com>
12556 Richard Sandiford <richard@codesourcery.com>
12558 Fix up MIPS16 hard float and add support for complex.
12560 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12561 (TARGET_SOFT_FLOAT_ABI): New.
12562 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12563 __mips_soft_float to reflect the ABI in use, not whether the
12564 FPU is directly accessible (e.g., in MIPS16 mode).
12565 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12566 (UNITS_PER_FPVALUE): Likewise.
12568 * config/mips/mips.c (mips_expand_call): Remove redundant
12569 TARGET_MIPS16 check.
12570 (mips_arg_regno): New.
12571 (function_arg_advance): When setting bits in cum->fp_code for
12572 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12574 (function_arg): Use mips_arg_regno.
12575 (mips_return_mode_in_fpr_p): New.
12576 (mips16_call_stub_mode_suffix): New.
12577 (mips16_cfun_returns_in_fpr_p): New.
12578 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12579 (mips_output_function_prologue): Test mips16_hard_float, not
12580 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12581 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12582 return value into a floating-point register.
12583 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12584 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12585 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12586 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12587 word of double arguments from or to the high bits of 64-bit
12588 floating point registers.
12589 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12590 (mips16_fpret_double): New helper function.
12591 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12592 support for complex modes. Fill in DECL_RESULT for stubdecl.
12593 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12595 * config/mips/mips16.S
12596 (RET, ARG1, ARG2): New.
12597 (MERGE_GPRf, MERGE_GPRt): New.
12598 (DELAYt, DELAYf): New.
12599 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12600 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12601 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12602 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12603 (SFOP): Renamed to...
12604 (OPSF3): This, and macro-ified. Updated all uses.
12605 (SFOP2): Renamed to...
12606 (OPSF2): This, and macro-ified. Updated all uses.
12607 (SFCMP): Renamed to...
12608 (CMPSF): This, and macro-ified. Updated all uses.
12609 (SFREVCMP): Renamed to...
12610 (REVCMPSF): This, and macro-ified. Updated all uses.
12611 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12612 (LDDBL1, LDDBL2, RETDBL): Deleted.
12613 (DFOP): Renamed to...
12614 (OPDF3): This, and macro-ified. Updated all uses.
12615 (DFOP2): Renamed to...
12616 (OPDF2): This, and macro-ified. Updated all uses.
12617 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12618 (DFCMP): Renamed to...
12619 (CMPDF): This, and macro-ified. Updated all uses.
12620 (DFREVCMP): Renamed to...
12621 (REVCMPDF): This, and macro-ified. Updated all uses.
12622 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12623 (RET_FUNCTION): New.
12624 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12625 (__mips16_ret_sc, __mips16_ret_dc): New.
12626 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12627 STUB_ARGS_6, STUB_ARGS_10): New.
12628 (CALL_STUB_NO_RET): New.
12629 (__mips16_call_stub_1): Macro-ified.
12630 (__mips16_call_stub_5): Macro-ified.
12631 (__mips16_call_stub_2): Macro-ified.
12632 (__mips16_call_stub_6): Macro-ified.
12633 (__mips16_call_stub_9): Macro-ified.
12634 (__mips16_call_stub_10): Macro-ified.
12635 (CALL_STUB_RET): New.
12636 (__mips16_call_stub_sf_0): Macro-ified.
12637 (__mips16_call_stub_sf_1): Macro-ified.
12638 (__mips16_call_stub_sf_5): Macro-ified.
12639 (__mips16_call_stub_sf_2): Macro-ified.
12640 (__mips16_call_stub_sf_6): Macro-ified.
12641 (__mips16_call_stub_sf_9): Macro-ified.
12642 (__mips16_call_stub_sf_10): Macro-ified.
12643 (__mips16_call_stub_df_0): Macro-ified.
12644 (__mips16_call_stub_df_1): Macro-ified.
12645 (__mips16_call_stub_df_5): Macro-ified.
12646 (__mips16_call_stub_df_2): Macro-ified.
12647 (__mips16_call_stub_df_6): Macro-ified.
12648 (__mips16_call_stub_df_9): Macro-ified.
12649 (__mips16_call_stub_df_10): Macro-ified.
12650 (__mips16_call_stub_sc_0): New.
12651 (__mips16_call_stub_sc_1): New.
12652 (__mips16_call_stub_sc_5): New.
12653 (__mips16_call_stub_sc_2): New.
12654 (__mips16_call_stub_sc_6): New.
12655 (__mips16_call_stub_sc_9): New.
12656 (__mips16_call_stub_sc_10): New.
12657 (__mips16_call_stub_dc_0): New.
12658 (__mips16_call_stub_dc_1): New.
12659 (__mips16_call_stub_dc_5): New.
12660 (__mips16_call_stub_dc_2): New.
12661 (__mips16_call_stub_dc_6): New.
12662 (__mips16_call_stub_dc_9): New.
12663 (__mips16_call_stub_dc_10): New.
12665 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12666 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12667 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12669 2007-05-23 Ian Lance Taylor <iant@google.com>
12671 * doc/invoke.texi (Invoking GCC): Document that the order of the
12674 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12677 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12678 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12679 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12683 * config/score/score.c (score_print_operand): Make sure that only
12684 lower bits are used.
12686 2007-05-22 Ian Lance Taylor <iant@google.com>
12688 * tree-vrp.c (avoid_overflow_infinity): New static function,
12689 broken out of set_value_range_to_value.
12690 (set_value_range_to_value): Call avoid_overflow_infinity.
12691 (extract_range_from_assert): Likewise.
12693 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12695 PR middle-end/31095
12696 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12697 change the type before looking for a COMPOUND_EXPR.
12699 2007-05-22 Ian Lance Taylor <iant@google.com>
12701 * lower-subreg.c (decompose_multiword_subregs): If we change an
12702 insn, call remove_retval_note on it.
12704 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12706 * regs.h (end_hard_regno): New function.
12707 (END_HARD_REGNO, END_REGNO): New macros.
12708 (add_to_hard_reg_set): New function.
12709 (remove_from_hard_reg_set): Likewise.
12710 (in_hard_reg_set_p): Likewise.
12711 (overlaps_hard_reg_set_p): Likewise.
12712 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12713 (note_btr_set): Use END_HARD_REGNO.
12714 * caller-save.c (setup_save_areas): Use end_hard_regno.
12715 (mark_set_regs): Use END_HARD_REGNO.
12716 (add_stored_regs): Use end_hard_regno.
12717 (mark_referenced_regs): Use add_to_hard_reg_set.
12718 * combine.c (update_table_tick): Use END_REGNO.
12719 (record_value_for_reg): Likewise.
12720 (record_dead_and_set_regs): Likewise.
12721 (get_last_value_validate): Likewise.
12722 (use_crosses_set_p): Likewise.
12723 (reg_dead_at_p_1): Likewise.
12724 (reg_dead_at_p): Likewise.
12725 (mark_used_regs_combine): Use add_to_hard_reg_set.
12726 (move_deaths): Use END_HARD_REGNO.
12727 (reg_bitfield_target_p): Use end_hard_regno.
12728 (distribute_notes): Use END_HARD_REGNO.
12729 * cse.c (mention_regs): Use END_REGNO.
12730 (insert): Use add_to_hard_reg_set.
12731 (invalidate): Use END_HARD_REGNO.
12732 (invalidate_for_call): Likewise.
12733 (exp_equiv_p): Use END_REGNO.
12734 (cse_insn): Likewise.
12735 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12736 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12737 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12738 * function.c (keep_stack_depressed): Use end_hard_regno.
12739 * global.c (global_alloc): Use end_hard_regno.
12740 (global_conflicts): Use add_to_hard_reg_set instead of
12742 (find_reg): Likewise.
12743 (mark_reg_store): Likewise.
12744 (mark_reg_conflicts): Likewise.
12745 (mark_reg_death): Use remove_from_hard_reg_set.
12746 (mark_reg_live_nc): Delete.
12747 (set_preference): Use end_hard_regno.
12748 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12749 remove_from_hard_reg_set.
12750 (post_mark_life): Use add_to_hard_reg_set.
12751 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12752 (reg_becomes_live): Use add_to_hard_reg_set.
12753 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12754 (peep2_find_free_register): Use add_to_hard_reg_set.
12755 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12756 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12757 * regrename.c (note_sets): Use add_to_hard_reg_set.
12758 (clear_dead_regs): Use remove_from_hard_reg_set.
12759 (regrename_optimize): Use add_to_hard_reg_set.
12760 (find_oldest_value_reg): Use in_hard_reg_set_p.
12761 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12762 (hard_reg_set_here_p): Use end_hard_regno.
12763 (decompose): Likewise.
12764 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12765 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12766 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12767 (mark_home_live): Use end_hard_regno.
12768 (spill_hard_reg): Likewise.
12769 (clear_reload_reg_in_use): Likewise.
12770 * reorg.c (delete_prior_computation): Use END_REGNO.
12771 * resource.c (update_live_status): Use END_HARD_REGNO.
12772 (mark_referenced_resources): Use add_to_hard_reg_set.
12773 (mark_set_resources): Likewise.
12774 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12775 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12776 (reg_overlap_mentioned_p): Likewise.
12777 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12778 (covers_regno_no_parallel_p): Use END_REGNO.
12779 (find_regno_note): Likewise.
12780 (find_reg_fusage): Use END_HARD_REGNO.
12781 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12782 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12784 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12786 * mode-switching.c (reg_dies): Change type of second argument to
12788 (optimize_mode_switching): Update accordingly.
12790 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12792 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12794 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12795 (hard_reg_set_empty_p): ...these new functions.
12796 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12797 GO_IF_HARD_REG_SUBSET.
12798 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12799 instead of GO_IF_HARD_REG_EQUAL.
12800 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12801 instead of GO_IF_HARD_REG_EQUAL.
12802 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12803 GO_IF_HARD_REG_SUBSET.
12804 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12805 GO_IF_HARD_REG_EQUAL.
12806 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12807 of GO_IF_HARD_REG_SUBSET.
12808 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12809 instead of GO_IF_HARD_REG_EQUAL.
12810 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12811 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12812 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12813 of GO_IF_HARD_REG_SUBSET,
12814 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12815 GO_IF_HARD_REG_SUBSET.
12816 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12817 instead of GO_IF_HARD_REG_EQUAL.
12818 * config/sh/sh.c (push_regs, calc_live_regs): Use
12819 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12820 (hard_regs_intersect_p): Delete.
12822 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12824 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12826 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12827 Richard Henderson <rth@redhat.com>
12829 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12831 (x86_64-*-*): Likewise.
12833 * i386/i386-modes.def (V2QI): New.
12835 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12837 (override_options): Support SSE4.1.
12838 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12839 (IX86_BUILTIN_BLENDPS): Likewise.
12840 (IX86_BUILTIN_BLENDVPD): Likewise.
12841 (IX86_BUILTIN_BLENDVPS): Likewise.
12842 (IX86_BUILTIN_PBLENDVB128): Likewise.
12843 (IX86_BUILTIN_PBLENDW128): Likewise.
12844 (IX86_BUILTIN_DPPD): Likewise.
12845 (IX86_BUILTIN_DPPS): Likewise.
12846 (IX86_BUILTIN_INSERTPS128): Likewise.
12847 (IX86_BUILTIN_MOVNTDQA): Likewise.
12848 (IX86_BUILTIN_MPSADBW128): Likewise.
12849 (IX86_BUILTIN_PACKUSDW128): Likewise.
12850 (IX86_BUILTIN_PCMPEQQ): Likewise.
12851 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12852 (IX86_BUILTIN_PMAXSB128): Likewise.
12853 (IX86_BUILTIN_PMAXSD128): Likewise.
12854 (IX86_BUILTIN_PMAXUD128): Likewise.
12855 (IX86_BUILTIN_PMAXUW128): Likewise.
12856 (IX86_BUILTIN_PMINSB128): Likewise.
12857 (IX86_BUILTIN_PMINSD128): Likewise.
12858 (IX86_BUILTIN_PMINUD128): Likewise.
12859 (IX86_BUILTIN_PMINUW128): Likewise.
12860 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12861 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12862 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12863 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12864 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12865 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12866 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12867 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12868 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12869 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12870 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12871 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12872 (IX86_BUILTIN_PMULDQ128): Likewise.
12873 (IX86_BUILTIN_PMULLD128): Likewise.
12874 (IX86_BUILTIN_ROUNDPD): Likewise.
12875 (IX86_BUILTIN_ROUNDPS): Likewise.
12876 (IX86_BUILTIN_ROUNDSD): Likewise.
12877 (IX86_BUILTIN_ROUNDSS): Likewise.
12878 (IX86_BUILTIN_PTESTZ): Likewise.
12879 (IX86_BUILTIN_PTESTC): Likewise.
12880 (IX86_BUILTIN_PTESTNZC): Likewise.
12881 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12882 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12883 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12884 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12885 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12886 (bdesc_ptest): New.
12887 (bdesc_sse_3arg): Likewise.
12888 (bdesc_2arg): Likewise.
12889 (bdesc_1arg): Likewise.
12890 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12892 (ix86_expand_sse_4_operands_builtin): New.
12893 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12894 smaller than 8 bits as the 2nd arg.
12895 (ix86_expand_sse_ptest): New.
12896 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12897 (ix86_expand_vector_set): Support SSE4.1.
12898 (ix86_expand_vector_extract): Likewise.
12900 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12901 __SSE4_1__ for -msse4.1.
12903 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12904 (UNSPEC_INSERTPS): Likewise.
12905 (UNSPEC_DP): Likewise.
12906 (UNSPEC_MOVNTDQA): Likewise.
12907 (UNSPEC_MPSADBW): Likewise.
12908 (UNSPEC_PHMINPOSUW): Likewise.
12909 (UNSPEC_PTEST): Likewise.
12910 (UNSPEC_ROUNDP): Likewise.
12911 (UNSPEC_ROUNDS): Likewise.
12913 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12915 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12916 (const_pow2_1_to_32768_operand): Likewise.
12918 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12921 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12923 (sse4_1_insertps): Likewise.
12924 (*sse4_1_extractps): Likewise.
12925 (sse4_1_ptest): Likewise.
12926 (sse4_1_mulv2siv2di3): Likewise.
12927 (*sse4_1_mulv4si3): Likewise.
12928 (*sse4_1_smax<mode>3): Likewise.
12929 (*sse4_1_umax<mode>3): Likewise.
12930 (*sse4_1_smin<mode>3): Likewise.
12931 (*sse4_1_umin<mode>3): Likewise.
12932 (sse4_1_eqv2di3): Likewise.
12933 (*sse4_1_pinsrb): Likewise.
12934 (*sse4_1_pinsrd): Likewise.
12935 (*sse4_1_pinsrq): Likewise.
12936 (*sse4_1_pextrb): Likewise.
12937 (*sse4_1_pextrb_memory): Likewise.
12938 (*sse4_1_pextrw_memory): Likewise.
12939 (*sse4_1_pextrq): Likewise.
12940 (sse4_1_blendpd): Likewise.
12941 (sse4_1_blendps): Likewise.
12942 (sse4_1_blendvpd): Likewise.
12943 (sse4_1_blendvps): Likewise.
12944 (sse4_1_dppd): Likewise.
12945 (sse4_1_dpps): Likewise.
12946 (sse4_1_movntdqa): Likewise.
12947 (sse4_1_mpsadbw): Likewise.
12948 (sse4_1_packusdw): Likewise.
12949 (sse4_1_pblendvb): Likewise.
12950 (sse4_1_pblendw): Likewise.
12951 (sse4_1_phminposuw): Likewise.
12952 (sse4_1_extendv8qiv8hi2): Likewise.
12953 (*sse4_1_extendv8qiv8hi2): Likewise.
12954 (sse4_1_extendv4qiv4si2): Likewise.
12955 (*sse4_1_extendv4qiv4si2): Likewise.
12956 (sse4_1_extendv2qiv2di2): Likewise.
12957 (*sse4_1_extendv2qiv2di2): Likewise.
12958 (sse4_1_extendv4hiv4si2): Likewise.
12959 (*sse4_1_extendv4hiv4si2): Likewise.
12960 (sse4_1_extendv2hiv2di2): Likewise.
12961 (*sse4_1_extendv2hiv2di2): Likewise.
12962 (sse4_1_extendv2siv2di2): Likewise.
12963 (*sse4_1_extendv2siv2di2): Likewise.
12964 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12965 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12966 (sse4_1_zero_extendv4qiv4si2): Likewise.
12967 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12968 (sse4_1_zero_extendv2qiv2di2): Likewise.
12969 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12970 (sse4_1_zero_extendv4hiv4si2): Likewise.
12971 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12972 (sse4_1_zero_extendv2hiv2di2): Likewise.
12973 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12974 (sse4_1_zero_extendv2siv2di2): Likewise.
12975 (*sse4_1_zero_extendv2siv2di2): Likewise.
12976 (sse4_1_roundpd): Likewise.
12977 (sse4_1_roundps): Likewise.
12978 (sse4_1_roundsd): Likewise.
12979 (sse4_1_roundss): Likewise.
12980 (mulv4si3): Don't expand for SSE4.1.
12981 (smax<mode>3): Likewise.
12982 (umaxv4si3): Likewise.
12983 (uminv16qi3): Likewise.
12984 (umin<mode>3): Likewise.
12985 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12987 * doc/extend.texi: Document SSE4.1 built-in functions.
12989 * doc/invoke.texi: Document -msse4.1.
12991 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12993 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12994 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12995 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12996 (ASM_SPEC): Add asm_pcrel_spec.
12997 (EXTRA_SPECS): Add asm_pcrel_spec.
12999 2007-05-21 David Daney <ddaney@avtrex.com>
13001 * doc/install.texi (Building a cross compiler): Add requirements
13002 for Java cross compiler.
13004 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13006 PR middle-end/31995
13007 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13008 Add loopno argument. Use evolution_function_is_invariant_rec_p
13009 instead of evolution_function_is_constant_p.
13010 Update calls to evolution_function_is_affine_multivariate_p.
13011 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13012 Add loopno argument.
13013 * tree-scalar-evolution.c (gather_chrec_stats): Call
13014 evolution_function_is_affine_multivariate_p with a loop
13016 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13017 (analyze_overlapping_iterations): Likewise.
13018 (access_functions_are_affine_or_constant_p): Likewise.
13019 (build_classic_dist_vector_1): If the access functions
13020 are equal, don't do anything.
13022 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13023 Paolo Carlini <pcarlini@suse.de>
13024 Uros Bizjak <ubizjak@gmail.com>
13026 * c-cppbuiltin.c (c_cpp_builtins): Define
13027 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13028 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13029 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13030 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13032 2007-05-21 Mike Stump <mrs@apple.com>
13034 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13036 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13038 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13040 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13041 implementation if __OPTIMIZE__ is not defined.
13042 (_mm_alignr_pi8): Ditto.
13043 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13044 (_mm_inserti_si64): Ditto.
13045 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13046 (_mm_slli_epi16): Ditto.
13047 (_mm_slli_epi32): Ditto.
13048 (_mm_slli_epi64): Ditto.
13049 (_mm_srai_epi16): Ditto.
13050 (_mm_srai_epi32): Ditto.
13051 (_mm_srli_si128): Ditto.
13052 (_mm_slli_si128): Ditto.
13053 (_mm_srli_epi16): Ditto.
13054 (_mm_srli_epi32): Ditto.
13055 (_mm_srli_epi64): Ditto.
13056 (_mm_extract_epi16): Ditto.
13057 (_mm_insert_epi16): Ditto.
13058 (_mm_shufflehi_epi16): Ditto.
13059 (_mm_shufflelo_epi16): Ditto.
13060 (_mm_shuffle_epi32): Ditto.
13061 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13062 (_m_pextrw): Ditto.
13063 (_mm_insert_pi16): Ditto.
13064 (_m_pinsrw): Ditto.
13065 (_mm_shuffle_pi16): Ditto.
13066 (_m_pshufw): Ditto.
13067 (_mm_shufle_ps): Ditto.
13068 (_mm_prefetch): Ditto.
13070 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13072 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13073 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13074 * real.c (encode_i370_single, decode_i370_single,
13075 encode_i370_double, decode_i370_double): Functions removed.
13076 (i370_single_format, i370_double_format): Initializations removed.
13077 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13078 Consider the log2_b field to always be one.
13079 (ieee_single_format, mips_single_format, coldfire_single_format,
13080 ieee_double_format, mips_double_format, coldfire_double_format,
13081 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13082 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13083 ibm_extended_format, mips_extended_format, ieee_quad_format,
13084 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13085 decimal_single_format, decimal_double_format, decimal_quad_format,
13086 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13087 initialization of log2_b.
13088 * real.h (i370_single_format, i370_double_format): Declarations
13090 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13091 field to always be one.
13093 2007-05-21 Andreas Schwab <schwab@suse.de>
13095 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13096 NOTE_INSN_BASIC_BLOCK_P.
13097 (process_for_unwind_directive): Likewise.
13099 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13101 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13102 * function.h (struct function): Move va_list_gpr_size,
13103 va_list_fpr_size, function_frequency to front of bitfields. Add
13105 (current_function_calls_unwind_init): New.
13106 * except.c (expand_builtin_unwind_init): Set
13107 current_function_calls_unwind_init not
13108 current_function_has_nonlocal_label.
13109 * reload1.c (has_nonexceptional_receiver): New.
13110 (reload): Use it and current_function_calls_unwind_init to
13111 determine whether call-saved regs must be saved.
13113 2007-05-20 Jan Hubicka <jh@suse.cz>
13115 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13116 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13117 * ddg.c (create_ddg): LIkewise.
13118 * final.c (final): Remove hunk moving line number notes around since
13119 they are no longer present at this stage.
13120 (final_scan_insn): Use NOTE_KIND instead of
13121 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13122 (output_asm_label): Likewise.
13123 * reorg.c (dbr_schedule): Likewise.
13124 * haifa-sched.c (unlink_other_notes): Likewise.
13125 * mode-switching.c (optimize_mode_switching): Likewise.
13126 * graph.c (start_bb): Likewise.
13127 * rtl.def (NOTE): Update description.
13128 * jump.c (squeeze_notes): Delete.
13129 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13130 NOTE_INSN_BASIC_BLOCK_P when possible.
13131 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13132 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13133 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13134 (dwarf2out_var_location): Likewise.
13135 * cfgbuild.c (make_edges): Likewise.
13136 (find_basic_blocks_1): Likewise.
13137 * function.c (reorder_blocks_1): Likewise.
13138 (epilogue_done): Likewise.
13139 (reposition_prologue_and_epilogue_notes): Likewise.
13140 * print-rtl.c (print_rtx): Likewise; drop code for printing
13142 (print_rtl): Likewise.
13143 (print_rtl_single): Likewise.
13144 * gcse.c (insert_insn_start_bb): Likewise.
13145 * alias.c (init_alias_analysis): Likewise.
13146 * calls.c (fixup_tail_calls): Likewise.
13147 * except.c (sjlj_emit_function_enter): Likewise.
13148 * emit-rtl.c (add_insn_after): Likeiwse.
13149 (emit_label_before): Likewise.
13150 (emit_label_after): Likewise.
13151 (emit_note_before, emit_note_after, emit_note): Update
13152 parameter to be enum insn_note; do not deal with source
13154 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13155 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13157 (merge_blocks_move_successor_nojumps): Simplify now when
13158 we don't have BLOCK notes.
13159 (try_optimize_cfg): Likewise.
13160 * cfglayout.c (skip_insns_after_block): Likewise.
13161 (record_effective_endpoints): Likewise.
13162 (duplicate_insn_chain): Likewise.
13163 * varasm.c (output_constant_pool_1): Likewise.
13164 * sched-deps.c (sched_analyze): Likewise.
13165 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13167 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13168 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13169 (SET_INSN_DELETED): Simplify.
13170 (NOTE_LINE_NUMBER): Exterminate.
13171 (NOTE_LINE_KIND): New.
13172 (NOTE_INSN_BASIC_BLOCK_P): Update.
13173 (enum insn_note): Simplify.
13174 (GET_NOTE_INSN_NAME) Simplify.
13175 (emit_note_before, emit_note_after, emit_note): Update prototype.
13176 (squeeze_notes): Remove.
13177 * sched-int.h (NOTE_NOT_BB_P): Update.
13178 * resource.c (mark_target_live_regs): Update.
13179 * sched-rgn.c (debug_dependencies): Update.
13180 * sched-vis.c (print_insn): Update.
13181 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13182 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13183 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13184 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13185 (split_branches): Update.
13186 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13188 (sh_adjust_unroll_max): Exterminate.
13189 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13190 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13191 (m68hc11_reorg): Likewise.
13192 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13193 (emit_predicate_relation_info): Update.
13194 (process_for_unwind_directive): Update.
13195 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13196 (output_call): Update.
13197 * config/pa/pa.c (output_lbranch): Update.
13198 (output_millicode_call): Update.
13199 (output_call): Update.
13200 (pa_combine_instructions): Update.
13201 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13202 * config/bfin/bfin.c (gen_one_bundle): Update.
13203 * cfgrtl.c (can_delete_note_p): Update.
13204 (delete_insn): Update.
13205 (rtl_merge_blocks): Update.
13206 (commit_one_edge_insertion): Update.
13207 (rtl_verify_flow_info): Update.
13208 * stmt.c (expand_case): Do not call squeeze_notes.
13210 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13217 * c.opt (Wtype-limits): New.
13218 * doc/invoke.texi (Wtype-limits): Document it.
13219 (Wextra): Enabled by -Wextra.
13220 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13221 * c-common.c (shorten_compare): Warn with Wtype-limits.
13223 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13225 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13226 inlined function, not as a macro.
13227 (_mm_alignr_pi8): Ditto.
13228 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13229 (_mm_inserti_si64): Ditto.
13230 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13231 (_mm_extract_epi16): Ditto.
13232 (_mm_insert_epi16): Ditto.
13233 (_mm_shufflehi_epi16): Ditto.
13234 (_mm_shufflelo_epi16): Ditto.
13235 (_mm_shuffle_epi32): Ditto.
13236 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13237 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13239 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13241 (_m_to_float): Use C89 compatible assignment.
13243 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13246 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13248 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13251 * doc/invoke.texi (Wreturn-type): Complete description.
13252 (Wextra): Delete item about return-type warning.
13253 * c-decl.c: Delete redundant Wextra warning.
13255 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13258 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13259 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13260 inlined function, not as a macro.
13261 (_mm_prefetch): Ditto.
13262 (_m_pextrw): Ditto.
13263 (_mm_insert_pi16): Ditto.
13264 (_m_pinsrw): Ditto.
13265 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13266 (_m_pshufw): Ditto. Add const to __N argument.
13267 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13268 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13269 (_mm_slli_epi32): Ditto.
13270 (_mm_srli_si128): Implement as always inlined function, not as a
13271 macro. Add __inline to function declaration.
13272 (_mm_slli_si128): Ditto.
13274 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13276 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13277 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13279 (struct fenv): New structure.
13280 (FP_HANDLE_EXCEPTIONS): New define.
13281 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13282 (_FP_DECL_EXP): New define.
13283 (FP_INIT_ROUNDMODE): New define.
13284 (FP_ROUNDMODE): New define.
13286 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13288 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13289 (Wconversion): Update description.
13290 (Wconversion-sign): New.
13291 * c.opt (Wconversion-sign): New.
13292 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13293 means disabled for C++. Otherwise, take the status of Wconversion.
13294 * c-common.c (conversion_warning): Warn with either Wconversion or
13296 (warnings_for_convert_and_check): Conditions are already checked by
13297 conversion_warning.
13298 (convert_and_check): Don't check warnings if the conversion failed.
13300 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13301 Anatoly Sokolov <aesok@dol.ru>
13303 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13304 avr_epilogue_uses) : Add declaration.
13305 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13306 * config/avr/constraints.md (R): New constraint.
13307 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13308 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13309 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13310 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13311 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13312 call_prologue_saves, epilogue_restores, return_from_epilogue,
13313 return_from_main_epilogue, return_from_interrupt_epilogue,
13314 return_from_naked_epilogue, prologue, epilogue): New patterns.
13315 (jump): Handle symbol reference.
13316 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13317 avr_output_function_prologue, avr_output_function_epilogue): Remove
13319 (avr_init_machine_status, expand_prologue, expand_epilogue,
13320 avr_asm_function_end_prologue, avr_epilogue_uses,
13321 avr_asm_function_begin_epilogue): New functions.
13322 (prologue_size, epilogue_size, jump_tables_size): Remove global
13324 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13325 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13326 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13327 (avr_override_options): Initialise init_machine_status.
13328 (output_movhi): Handle all stack pointer loads.
13329 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13330 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13331 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13332 (EPILOGUE_USES) Redefine.
13333 (machine_function) Declare.
13335 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13337 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13338 Use a single return statement.
13340 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13342 PR middle-end/30250
13343 * builtins.c (do_mpfr_lgamma_r): New.
13344 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13345 * tree.h (CASE_FLT_FN_REENT): New.
13347 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13349 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13350 (output_die): Use 'unsigned long' with %x.
13351 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13352 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13353 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13355 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13357 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13362 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13363 true if function has no argument.
13365 2007-05-18 DJ Delorie <dj@redhat.com>
13367 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13368 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13370 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13372 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13373 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13374 count_trailing_zeros.
13375 (__i386__): Implement count_leading_zeros using __builtin_clz().
13376 Implement count_trailing_zeros usign __builtin_ctz().
13378 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13380 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13382 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13384 PR middle-end/31344
13385 * expr.c (emit_move_change_mode): Change mode of push operands here.
13387 2007-05-17 Ian Lance Taylor <iant@google.com>
13389 PR tree-optimization/31953
13390 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13391 Change all callers.
13392 (set_value_range_to_null): Call set_value_range_to_value.
13393 (extract_range_from_comparison): Likewise.
13395 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13397 * toplev.c (print_version): Output GMP/MPFR version info.
13399 * builtins.c (CASE_MATHFN_REENT): New macro.
13400 (mathfn_built_in): Use it.
13401 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13402 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13403 BUILT_IN_LGAMMAL_R): New.
13404 * doc/extend.texi: Document new builtins.
13406 PR middle-end/31796
13407 * builtins.c (do_mpfr_remquo): New.
13408 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13409 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13411 PR middle-end/30251
13412 * builtins.c (fold_builtin_1): Handle y0, y1.
13413 (fold_builtin_2): Handle yn.
13415 PR middle-end/30251
13416 * builtins.c (do_mpfr_bessel_n): New.
13417 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13418 (fold_builtin_2): Handle BUILT_IN_JN.
13420 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13423 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13424 TYPE_PRECISION (intmax_type_node).
13426 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13429 * reload.c (subst_reloads): Remove checking.
13431 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13433 PR rtl-optimization/31691
13434 * combine.c (simplify_set): Build a new src pattern instead of
13435 substituting its operands in the COMPARE case.
13437 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13439 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13440 (execute_vrp): Preserve loops through jump threading.
13441 * tree-ssa-threadupdate.c (thread_single_edge,
13442 dbds_continue_enumeration_p, determine_bb_domination_status,
13443 thread_through_loop_header): New functions.
13444 (create_edge_and_update_destination_phis,
13445 create_edge_and_update_destination_phis): Set loops for the new blocks.
13446 (prune_undesirable_thread_requests): Removed.
13447 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13449 (thread_block): Do not call prune_undesirable_thread_requests.
13451 (mark_threaded_blocks): Select edges to thread here.
13452 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13453 Thread edges through loop headers independently.
13454 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13455 * tree-pass.h (TODO_mark_first_instance): New.
13456 (first_pass_instance): Declare.
13457 * cfghooks.c (duplicate_block): Put the block to the original loop
13458 if copy is not specified.
13459 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13460 jump threading. Pass may_peel_loop_headers to
13461 thread_through_all_blocks according to first_pass_instance.
13462 * cfgloop.h (create_preheader): Declare.
13463 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13464 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13465 * passes.c (first_pass_instance): New variable.
13466 (next_pass_1): Set TODO_mark_first_instance.
13467 (execute_todo): Set first_pass_instance.
13469 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13471 PR tree-optimization/24659
13472 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13473 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13474 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13475 OTI_vec_pack_ufix_trunc.
13476 (vec_unpacks_float_hi_optab): Define new macro.
13477 (vec_unpacks_float_lo_optab): Ditto.
13478 (vec_unpacku_float_hi_optab): Ditto.
13479 (vec_unpacku_float_lo_optab): Ditto.
13480 (vec_pack_sfix_trunc_optab): Ditto.
13481 (vec_pack_ufix_trunc_optab): Ditto.
13482 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13483 and vec_pack_[s|u]fix_trunc_optab using
13484 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13485 * tree-vectorizer.c (supportable_widening_operation): Handle
13486 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13487 (supportable_narrowing_operation): New function.
13488 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13489 * tree-vect-transform.c (vectorizable_conversion): Handle
13490 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13491 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13492 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13493 to check for target support.
13494 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13495 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13496 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13497 for VEC_PACK_FIX_TRUNC_EXPR.
13498 (expand_binop): Special case mode of the result for
13499 vec_pack_[u|s]fix_trunc_optab.
13500 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13501 vec_pack_[u|s]fix_trunc_optab.
13503 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13504 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13505 * tree-pretty-print.c (dump_generic_node): Handle
13506 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13507 VEC_PACK_FIX_TRUNC_EXPR.
13509 * expr.c (expand_expr_real_1): Ditto.
13510 * tree-inline.c (estimate_num_insns_1): Ditto.
13511 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13513 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13514 (vec_unpacks_float_lo_v8hi): Ditto.
13515 (vec_unpacku_float_hi_v8hi): Ditto.
13516 (vec_unpacku_float_lo_v8hi): Ditto.
13517 (vec_unpacks_float_hi_v4si): Ditto.
13518 (vec_unpacks_float_lo_v4si): Ditto.
13519 (vec_pack_sfix_trunc_v2df): Ditto.
13521 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13523 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13524 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13525 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13526 [vec_pack_ufix_trunc]: Ditto.
13527 [vec_unpacks_float_hi]: Ditto.
13528 [vec_unpacks_float_lo]: Ditto.
13529 [vec_unpacku_float_hi]: Ditto.
13530 [vec_unpacku_float_lo]: Ditto.
13532 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13534 * soft-fp/README: Update for new files.
13535 * soft-fp/floattisf.c: New file.
13536 * soft-fp/floattidf.c: New file.
13537 * soft-fp/floattitf.c: New file.
13538 * soft-fp/floatuntisf.c: New file.
13539 * soft-fp/floatuntidf.c: New file.
13540 * soft-fp/floatuntitf.c: New file.
13541 * soft-fp/fixsfti.c: New file.
13542 * soft-fp/fixdfti.c: New file.
13543 * soft-fp/fixtfti.c: New file.
13544 * soft-fp/fixunssfti.c: New file.
13545 * soft-fp/fixunsdfti.c: New file.
13546 * soft-fp/fixunstfti.c: New file.
13547 * soft-fp/extendxftf.c: New file.
13548 * soft-fp/trunctfxf.c: New file.
13550 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13551 (__trunctfxf2): Ditto.
13553 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13554 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13555 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13556 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13557 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13558 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13560 * config/i386/t-fprules-softfp64: New file.
13561 * config/i386/sfp-machine.h: New file.
13562 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13563 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13564 and soft-fp/t-softfp to tmake_file.
13565 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13566 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13568 * config/i386/t-linux64 (softfp_wrap_start): New.
13569 (softfp_wrap_end): New.
13570 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13571 supported for TARGET_64BIT.
13573 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13575 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13576 c_common_unsigned_type behavior.
13578 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13580 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13583 2007-05-16 Eric Christopher <echristo@apple.com>
13585 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13586 saving after stack push. Set sp_offset whenever we push.
13587 (rs6000_emit_epilogue): Move altivec register restore before
13590 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13592 * configure.ac: Allow sysroots to be relocated under $prefix as
13593 well as $exec_prefix.
13594 * configure: Regenerate.
13596 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13600 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13602 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13603 (gcc_tooldir): Likewise.
13604 * configure: Regenerate.
13605 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13606 old configure.ac gcc_tooldir setting.
13607 (prefix_to_exec_prefix): New variable.
13608 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13609 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13611 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13613 * c-typeck.c (build_binary_op): Return early for error.
13615 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13617 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13618 struct nb_iter_bound.
13619 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13620 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13621 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13622 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13623 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13624 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13625 (del_scev_info): Use ggc_free.
13626 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13627 * loop-init.c: Include ggc.h.
13628 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13629 (loop_optimizer_finalize): Use ggc_free.
13630 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13631 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13632 pass_iv_optimize): Add TODO_ggc_collect.
13633 * function.h (struct function): Remove skip marker from
13635 * cfgloop.c: Include ggc.h.
13636 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13638 (establish_preds): Vector superloops is gc allocated.
13639 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13641 (flow_loops_find): Vector larray is gc allocated.
13642 (loop_exit_free): Use ggc_free.
13643 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13644 that head of exits list is now not a part of struct loop.
13645 (record_loop_exits): Allocate exits table in gc memory.
13646 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13647 that head of exits list is now not a part of struct loop.
13648 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13649 struct loop_exit): Add GTY marker.
13650 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13651 Add skip marker to aux field. Make head of exits list a separate
13653 (struct loops): Add GTY marker. Make larray vector gc allocated.
13654 Add param marker to exits table.
13655 (get_loops): Type changed.
13656 * Makefile.in (tree-scalar-evolution.o): Add
13657 gt-tree-scalar-evolution.h dependency.
13658 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13659 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13660 * basic-block.h (struct basic_block_def): Remove skip marker from
13663 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13665 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13666 of 0 in the call to expand_expr().
13667 (expand_builtin_mathfn_3): Ditto.
13668 (expand_builtin_interclass_mathfn): Ditto.
13669 (expand_builtin_cexpi): Ditto.
13670 (expand_builtin_int_roundingfn): Ditto.
13671 (expand_builtin_int_roundingfn_2): Ditto.
13672 (expand_builtin_pow): Ditto.
13673 (expand_builtin_powi): Ditto.
13674 (expand_builtin_bswap): Ditto.
13675 (expand_builtin_unop): Ditto.
13676 (expand_builtin_fabs): Ditto.
13677 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13678 the call to expand_expr().
13679 (expand_builtin_sync_operation): Ditto.
13680 (expand_builtin_compare_and_swap): Ditto.
13681 (expand_builtin_lock_test_and_set): Ditto.
13682 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13683 instead of 0 in the call to expand_expr().
13684 (expand_builtin_extract_return_addr): Ditto.
13685 (expand_builtin_eh_return): Ditto.
13686 (expand_eh_return): Ditto.
13687 * explow.c (expr_size): Ditto.
13688 * expr.c (optimize_bitfield_assignment_op): Ditto.
13689 (expand_assignement): Ditto.
13690 (store_expr): Ditto.
13691 (store_field): Ditto.
13692 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13693 the call to expand_expr().
13694 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13695 in the call to expand_expr().
13696 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13697 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13698 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13700 * optabs.c (expand_vec_shift_expr): Ditto.
13701 (expand_vec_cond_expr): Ditto.
13702 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13703 call to expand_expr().
13704 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13705 in the call to expand_expr().
13707 2007-05-14 Dave Korn <dave.korn@artimi.com>
13709 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13711 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13713 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13714 instead of c_common_unsigned_type.
13715 (c_common_unsigned_type): Remove.
13716 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13717 c_common_unsigned_type.
13718 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13719 c_common_unsigned_type.
13720 * c-common.h (c_common_unsigned_type): Remove.
13721 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13722 c_common_unsigned_type.
13723 * c-format.c (check_format_types): Use unsigned_type_for instead of
13724 c_common_unsigned_type.
13725 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13726 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13727 of c_common_unsigned_type.
13728 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13729 lang_hooks.types.unsigned_type.
13730 * expmed.c (make_tree): Use unsigned_type_for instead of
13731 lang_hooks.types.unsigned_type.
13732 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13733 lang_hooks.types.unsigned_type.
13734 (build_range_check): Likewise.
13735 (fold_unary): Likewise.
13736 (fold_binary): Likewise.
13737 (fold_ternary): Likewise.
13738 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13739 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13740 * tree.c (get_unsigned_type): New.
13741 (unsigned_type_for): Use get_unsigned_type instead of
13742 lang_hooks.types.unsigned_type.
13744 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13746 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13747 to m68k_get_function_kind. Update its prototype.
13748 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13750 (m68k_interrupt_function_p): Return enum m68k_function_type
13751 instead of bool. Rename to m68k_get_function_kind.
13752 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13753 target is not fido.
13754 (m68k_compute_frame_layout): Don't mark any register for save
13755 if an interrupt_thread attribute is specified.
13756 (m68k_hard_regno_rename_ok): Update a use of
13757 m68k_interrupt_function_p.
13758 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13759 m68k_interrupt_function_p.
13760 (m68k_function_type): New.
13761 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13762 for a function with an interrupt_thread attribute.
13763 * doc/extend.texi: Document the interrupt_thread attribute.
13765 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13767 Fix PR tree-optimization/31911
13768 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13769 if they didn't change the expression.
13771 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13773 * tree-scalar-evolution.c (resolve_mixers): Exported.
13774 * tree-scalar-evolution.h (resolve_mixers): Declare.
13775 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13776 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13777 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13778 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13779 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13780 strip_conversion, analyze_offset_expr, address_analysis,
13781 object_analysis, analyze_offset): Removed.
13782 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13783 split_constant_offset, canonicalize_base_object_address,
13784 object_address_invariant_in_loop_p, disjoint_objects_p,
13785 dr_may_alias_p, dr_address_invariant_p): New functions.
13786 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13787 and dr_analyze_alias.
13788 (initialize_data_dependence_relation): Use dr_may_alias_p
13789 and object_address_invariant_in_loop_p.
13790 (compute_self_dependence): Handle the case when
13791 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13792 (find_data_references_in_stmt): Restrict the analysis of data
13793 references to the given loop nest.
13794 (find_data_references_in_loop): Made static. Pass loop nest to
13795 find_data_references_in_stmt.
13796 (compute_data_dependences_for_loop): Use DR_VOPS.
13797 (free_data_ref): Free DR_VOPS.
13798 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13799 (struct innermost_loop_behavior): ... new.
13800 (struct base_object_info): Replaced by ...
13801 (struct indices): ... new.
13802 (struct dr_alias): New.
13803 (enum data_ref_type): Removed.
13804 (struct data_reference): Consist of struct innermost_loop_behavior,
13805 struct indices and struct dr_alias.
13806 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13807 (DR_MEMTAG): Renamed to ...
13808 (DR_SYMBOL_TAG): ... this.
13809 (find_data_references_in_loop): Declaration removed.
13810 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13811 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13812 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13813 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13815 2007-05-13 Revital Eres <eres@il.ibm.com>
13817 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13818 which walks virtual def-use chains to find redundant stores.
13819 (dse_optimize_stmt): Call it.
13821 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13823 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13824 * passes.c (init_optimization_passes): Move pass_jump_bypass
13827 * basic-block.h (bb_has_eh_pred): Fix style issue.
13829 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13831 PR rtl-optimization/31848
13832 * loop-invariant.c (move_invariant_reg): If we move an insn
13833 with a REG_EQUAL note, and that insn is not always executed,
13834 remove the REG_EQUAL note.
13836 2007-05-12 Richard Guenther <rguenther@suse.de>
13838 PR tree-optimization/31797
13839 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13840 propagate into a stmt that has volatile ops.
13842 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13844 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13845 (gcc_tooldir): Likewise.
13846 * configure: Regenerate.
13847 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13848 old configure.ac gcc_tooldir setting.
13849 (prefix_to_exec_prefix): New variable.
13850 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13851 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13853 2007-05-11 Silvius Rus <rus@google.com>
13855 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13856 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13857 * c-common.h (strict_aliasing_warning): Change return type.
13858 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13859 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13860 (build_c_cast): Condition call to strict_aliasing_warning.
13861 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13862 * flags.h (set_Wstrict_aliasing): Declare.
13863 * opts.c (set_Wstrict_alising): Define, add call to.
13864 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13865 * tree-ssa-alias-warnings.c: New file.
13866 * tree-ssa-alias.c (compute_may_aliases): Add call to
13867 strict_aliasing_warning_backend.
13869 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13871 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13872 Use loop_depth and loop_outer accessor functions.
13873 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13874 determine_invariantness_stmt, move_computations_stmt): Ditto.
13875 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13876 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13877 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13878 * tree-scalar-evolution.c (interpret_loop_phi,
13879 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13880 instantiate_parameters_1, scev_const_prop): Ditto.
13881 * cfghooks.c (make_forwarder_block): Ditto.
13882 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13883 * modulo-sched.c (loop_canon_p): Ditto.
13884 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13885 slpeel_can_duplicate_loop_p): Ditto.
13886 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13887 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13888 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13889 cancel_loop, verify_loop_structure): Ditto.
13890 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13891 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13892 superloops vector instead of "pred" array.
13893 (establish_preds): Take father loop as an argument. Initialize the
13895 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13896 Do not initialize loop->outer.
13897 (flow_loop_tree_node_remove): Truncate the superloops vector.
13898 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13899 "pred" merged to "superloops" vector.
13900 (loop_depth, loop_outer): New.
13901 (fel_init): Use loop_outer.
13903 2007-05-11 Jan Hubicka <jh@suse.cz>
13905 * cgraphunit.c: Include gt-cgraphunit.h
13906 (static_ctors, static_dtors): New static vars.
13907 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13908 based on implementation in c-common.c
13909 (cgraph_finalize_function): Call record_cdtor_fn.
13910 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13911 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13912 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13913 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13914 build_cdtor, c_build_cdtor_fns): Remove.
13915 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13916 c_build_cdtor_fns): Remove prototype.
13918 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13921 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13922 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13923 * builtins.c (fold_builtin_memchr): New.
13924 (expand_builtin_memchr): Call the latter.
13925 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13926 * doc/extend.texi ([Other built-in functions provided by GCC]):
13929 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13931 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13932 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13933 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13934 PFPO_OP1_TYPE_SHIFT): Constants added.
13935 (DFP_ALL): Mode macro defined.
13936 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13937 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13938 Insn definitions added.
13939 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13940 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13943 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13945 PR tree-optimization/31885
13946 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13947 NULL_TREE to be undetermined.
13948 (automatically_generated_chrec_p): Return false for NULL.
13950 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13952 * config/bfin/bfin.h (MOVE_RATIO): Define.
13954 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13956 * config.gcc (sparc-wrs-vxworks): New target.
13957 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13958 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13959 * config/sparc/sparc.h: Include vxworks-dummy.h.
13960 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13961 include LABEL_REFs too.
13962 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13963 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13965 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13967 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13968 (sparc_emit_call_insn): New function.
13969 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13970 functions when generating VxWorks PIC.
13971 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13972 (call, call_value): Use sparc_emit_call_insn instead of
13975 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13977 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13979 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13981 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13982 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13983 split_double instead of operand_subword.
13985 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13987 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13988 * config/bfin/bfin.c (bfin_local_alignment): New function.
13989 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13991 2007-05-08 Chao-ying Fu <fu@mips.com>
13993 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13994 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13995 (smsub_widen_optab, umsub_widen_optab): Define.
13996 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13998 * genopinit.c (optabs): Fill in smsub_widen_optab and
14000 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14001 and umsub_widen_optab to implement multiply-subtract sequences.
14002 * config/mips/mips.md (*msac<u>_di): Rename to...
14003 (<u>msubsidi4): ...this. Extend condition to include
14004 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14005 of operand 0 to "ka" and use the three-operand form of msub<u>
14007 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14010 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14012 PR rtl-optimization/28011
14013 * reload.c (push_reload): Set dont_share if IN appears in OUT
14014 also when IN is a PLUS rtx.
14015 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14018 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14020 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14021 call unshare_all_decls.
14022 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14023 (unshare_all_decls): Remove.
14025 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14028 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14031 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14032 Nigel Stephens <nigel@mips.com>
14034 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14035 Update comments and all uses.
14036 (MIN_FPRS_PER_FMT): Define.
14037 * config/mips/mips.c (function_arg): Fix to correctly handle
14038 the -mips32r2 -mfp64 -mabi=32 case.
14039 (override_options): Enable use of odd-numbered registers for
14040 SFmode values on MIPS32.
14041 (mips_save_reg_p): Save whole floating-point register pair if
14042 either half is used.
14043 (compute_frame_size): Fix comment.
14045 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14047 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14048 argument of type bool.
14049 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14050 argument. Safely select temporary P register according to it.
14051 (do_link): Change call site of add_to_reg accordingly.
14052 (do_unlink): Add epilogue_p as a fourth argument and pass it
14054 (expand_interrupt_handler_epilogue): Change call of do_unlink
14056 (bfin_expand_prologue): Add a third argument sibcall_p.
14057 * config/bfin/bfin.md (epilogue): Change call of
14058 bfin_expand_epilogue accordingly.
14059 (sibcall_epilogue): Likewise.
14060 (eh_return_internal): Likewise.
14062 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14063 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14064 * config/bfin/bfin.c (bfin_handle_option): Handle
14065 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14066 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14067 Support bf534, bf536 and bf561.
14068 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14070 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14073 * config/i386/i386.c (ix86_function_regparm): Process local
14074 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14076 2007-05-07 Mike Stump <mrs@apple.com>
14078 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14079 also checks for and while statements in C++.
14081 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14083 * gcc.c (at_file_supplied): New variable.
14084 (main): Set it if we expanded argv.
14085 (do_spec_1): Pass an @-file to the linker if we were called with
14086 an @-file argument and HAVE_GNU_LD.
14087 * collect2.c (at_file_supplied): New variable.
14088 (response_file): New variable.
14089 (collect_exit): Unlink response_file if necessary.
14090 (handler): Likewise.
14091 (do_wait): Likewise.
14092 (main): Set at_file_supplied if we expanded argv.
14093 (collect_execute): Pass an @-file to subprocesses if we were called
14094 with an @-file argument.
14095 * configure.ac: Add define for HAVE_GNU_LD.
14096 * configure: Regenerate.
14097 * config.in: Regenerate.
14099 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14101 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14102 operand to HI mode.
14107 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14109 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14110 (TARGET_ENCODE_SECTION_INFO): Re-define.
14111 (m32c_encode_section_info): New
14112 (function_vector_handler): New
14113 (current_function_special_page_vector): New
14114 (m32c_special_page_vector_p): New.
14115 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14117 * config/m32c/jump.md: Added instruction JSRS for functions
14118 with attribute "function_vector".
14119 * doc/extend.texi (function_vector): Added description
14120 for M16C, M32C targets.
14122 2007-05-07 DJ Delorie <dj@redhat.com>
14125 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14126 ashrpsi3, lshrpsi3): Update shift count constraint.
14128 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14129 Nathan Froyd <froydnj@codesourcery.com>
14132 * c-incpath.c (add_path): Strip trailing path separators.
14134 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14136 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14137 Free dominance info before purging EH edges.
14138 (eliminate_degenerate_phis): Likewise.
14139 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14141 2007-05-07 Jan Hubicka <jh@suse.cz>
14143 * gimplify.c (gimplify_expr): Do not crash when folding
14144 (void *)(int)&a + 4.
14146 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14149 * c-opts.c (lang_fortran): Make it non static.
14150 * c-common.h (lang_fortran): New prototype.
14151 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14152 -lang-fortran option was passed by the driver.
14154 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14156 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14157 of ASSERT_CHECKING. Tweak message.
14159 2007-05-06 Revital Eres <eres@il.ibm.com>
14162 * loop-unroll.c (insert_var_expansion_initialization):
14163 Initialize the expansions with -zero instead of +zero.
14165 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14167 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14168 into pic and non-pic versions. Mark r19 as used for
14169 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14170 for tgd_load, tld_load and tie_load .
14171 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14172 version of tgd_load, tld_load and tie_load depending on the
14175 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14176 Jakub Jelinek <jakub@redhat.com>
14178 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14179 (__do_global_dtors_aux): Use more paranoid loop to run
14180 destructors if HIDDEN_DTOR_LIST_END.
14181 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14183 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14185 * varasm.c (align_variable): Don't increase alignment for
14186 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14187 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14189 2007-05-04 Josh Conner <jconner@apple.com>
14191 * basic-block.h (cdi_direction): Assign values to all enumeration
14193 (dom_computed): Remove.
14194 (dom_info_state): New.
14195 (set_dom_info_availability): New.
14196 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14197 walk_data.dom_direction.
14198 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14199 instead of dom_computed[].
14200 (split_edge): Likewise.
14201 (create_basic_block): Likewise.
14202 (merge_blocks): Likewise.
14203 * ifcvt.c (find_if_header): Likewise.
14204 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14205 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14206 * tree-ssa.c (verify_ssa): Likewise.
14207 * tree-cfg.c (tree_verify_flow_info): Likewise.
14208 (remove_edge_and_dominated_blocks): Likewise.
14209 * dominance.c (dom_computed): Make static.
14210 (calc_dfs_tree_nonrec): Change third param to a bool.
14211 (calc_dfs_tree): Change second param to a bool.
14212 (calc_idioms): Change second param to a bool. Use
14213 dom_convert_dir_to_idx.
14214 (init_dom_info): Validate dir before using.
14215 (dom_convert_dir_to_idx): New.
14216 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14217 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14218 (free_dominance_info): Use dom_convert_dir_to_idx.
14219 (get_immediate_dominator): Likewise.
14220 (set_immediate_dominator): Likewise.
14221 (get_dominated_by): Likewise.
14222 (redirect_immediate_dominators): Likewise.
14223 (nearest_common_denominator): Likewise.
14224 (dominated_by_p): Likewise.
14225 (bb_dom_dfs_in): Likewise.
14226 (bb_dom_dfs_out): Likewise.
14227 (recount_dominator): Likewise.
14228 (iterate_fix_dominators): Likewise.
14229 (add_to_dominance_info): Likewise.
14230 (delete_from_dominance_info): Likewise.
14231 (first_dom_son): Likewise.
14232 (next_dom_son): Likewise.
14233 (dom_info_available_p): Likewise.
14234 (dom_info_state): New.
14235 (set_dom_info_availability): New.
14237 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14239 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14241 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14243 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14245 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14246 (subdi3, subdi_carry): Delete.
14248 2007-05-04 Jan Hubicka <jh@suse.cz>
14249 Richard Guenther <rguenther@suse.de>
14251 * opts.c (decode_options): Do not fiddle with inlining
14252 parameters in case of optimizing for size.
14253 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14254 for size do nothing.
14255 (cgraph_decide_inlining_of_small_function): When optimizing for
14256 size never inline functions increasing caller size.
14257 (cgraph_early_inlining): Inline for size when optimizing for size.
14259 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14261 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14262 logical operations piecewise.
14263 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14264 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14265 subdi_sesidi_di): Delete.
14266 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14267 the generated sequence. Allow three-reg add in constraints. Rewrite
14268 the rtl expression for carry to avoid zero_extend of a constant.
14269 (sub_with_carry): New pattern.
14270 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14271 different sequence not involving jumps.
14272 (notbi): Now a named pattern.
14274 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14276 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14277 Add the note about a significant loss of accuracy of some
14278 mathematical routines when these options are used.
14280 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14282 * haifa-sched.c (rtx_vec_t): New typedef.
14283 (contributes_to_priority_p): Extract piece of priority () into new
14285 (priority): Use the function. Add assertion.
14286 (rank_for_schedule, set_priorities): Add assertion to check that
14287 insn's priority is initialized.
14288 (clear_priorities, calc_priorities): Change signature. Make it update
14289 all relevant insns. Update all callers ('add_to_speculative_block ()'
14290 and 'create_block_check_twin ()').
14291 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14292 Add new field 'priority_status'.
14293 (INSN_PRIORITY_STATUS): New macro.
14294 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14296 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14298 * sched-ebb.c (debug_ebb_dependencies): New static function.
14299 (init_ready_list): Use it.
14301 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14302 with changed signature and 'debug_rgn_dependencies ()'.
14303 (debug_rgn_dependencies): New static function.
14304 (init_ready_list): Use it.
14306 * sched-int.h (debug_dependencies): Declare.
14308 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14310 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14312 2007-05-04 Dirk Mueller <dmueller@suse.de>
14314 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14316 2007-05-03 Jan Hubicka <jh@suse.cz>
14318 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14319 ((T1)X op (T1)Y), for pointer type in more cases than before.
14321 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14323 * tree-object-size.c (plus_expr_object_size): When operand size is
14324 unknown, return unknown.
14326 2007-05-03 Dirk Mueller <dmueller@suse.de>
14328 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14330 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14333 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14335 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14337 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14339 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14341 * config/soft-fp/double.h, config/soft-fp/extended.h,
14342 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14343 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14344 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14345 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14348 2007-05-03 Ian Lance Taylor <iant@google.com>
14350 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14351 MASK_PPC_GFXOPT for 8540 or 8548.
14353 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14355 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14356 vect_print_dump_info() to output debug information.
14358 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14361 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14362 operands of size 2 when operand is not MEM_P.
14364 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14366 PR tree-optimization/30565
14367 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14369 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14371 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14372 (umulsi3_highpart): Use them.
14373 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14374 for final accumulator to D regisster tranfser.
14376 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14378 PR tree-optimization/31699
14379 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14381 (vect_enhance_data_refs_alignment): Compute peel amount using
14382 TYPE_VECTOR_SUBPARTS instead of vf.
14383 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14385 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14388 * system.h: Remove inclusion of double-int.h
14389 * tree.h: Include double-int.h
14390 * gengtype.c: Likewise
14391 * cfgloop.h: Likewise
14392 * Makefile.in: Adjust dependencies on double-int.h
14394 2007-05-02 Eric Christopher <echristo@apple.com>
14396 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14397 -shared to -Zdynamiclib.
14399 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14402 * c-common.c (strip_pointer_or_array_types): New function.
14403 * c-common.h (strip_pointer_or_array_types): New function declaration.
14405 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14407 PR tree-optimization/31771
14408 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14410 2007-05-02 Paul Brook <paul@codesourcery.com>
14412 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14414 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14416 PR middle-end/29715
14417 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14420 2007-05-02 Nick Clifton <nickc@redhat.com>
14422 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14424 2007-05-02 Richard Guenther <rguenther@suse.de>
14426 PR tree-optimization/31146
14427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14428 argument, single_use_p. If we have a single use that is
14429 a conversion to the definition rhs type, propagate that rhs.
14430 (forward_propagate_addr_expr): Pass single_use_p argument
14431 to forward_propagate_addr_expr_1.
14433 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14435 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14438 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14440 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14441 'AMD Family 10 core'.
14443 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14445 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14446 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14447 with SSE3 instruction set support.
14448 * doc/invoke.texi: Likewise.
14450 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14452 * config/i386/i386.c (override_options): Tuning 32-byte loop
14453 alignment for amdfam10 architecture. Increasing the max loop
14454 alignment to 24 bytes.
14456 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14458 * config/m68k/constraints.md: New.
14459 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14460 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14461 EXTRA_CONSTRAINT): Remove.
14462 * config/m68k/m68k.md: Include constraints.md.
14463 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14465 2007-05-01 Ian Lance Taylor <iant@google.com>
14467 PR tree-optimization/31739
14468 * tree-vrp.c (vrp_val_is_max): New static function.
14469 (vrp_val_is_min): New static function.
14470 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14472 (set_value_range): Use vrp_val_is_{max,min}.
14473 (extract_range_from_assert): Likewise.
14474 (extract_range_from_binary_expr): Likewise.
14475 (extract_range_from_unary_expr): Likewise.
14476 (dump_value_range, vrp_meet): Likewise.
14477 (vrp_visit_phi_node): Likewise.
14478 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14480 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14482 * config/i386/gmon-sol2.c (size_t): New type.
14483 (intptr_t): Likewise.
14484 (s_textsize): Declare as size_t.
14486 (monstartup): Use size_t for sizes.
14487 (_mcount): Save and restore registers.
14488 (internal_mcount): Pass 0 as the first argument to monstartup
14490 (moncontrol): Convert pointer to appropriately sized integer
14491 before passing to profil.
14493 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14495 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14496 __NO_FPRS__, not just if _SOFT_DOUBLE.
14497 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14498 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14499 also for E500 double.
14500 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14501 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14504 2007-05-01 Richard Guenther <rguenther@suse.de>
14506 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14509 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14511 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14513 2007-05-01 Jan Hubicka <jh@suse.cz>
14515 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14518 2007-05-01 Jan Hubicka <jh@suse.cz>
14520 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14521 (maybe_fold_offset_to_reference): Declare.
14522 * fold-const.c (fold_unary): Do not fold
14523 (type *)&A into &A->field_of_type_and_offset_0
14524 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14525 size is unknown, give up.
14526 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14528 (maybe_fold_offset_to_reference): New.
14529 (maybe_fold_stmt_indirect): Use it.
14530 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14531 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14533 (gimplify_expr): Likewise for plus_expr.
14535 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14537 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14538 bsi_after_labels. Always insert statements before bsi.
14539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14540 * predict.c (apply_return_prediction): Check for empty blocks.
14541 * cfgexpand.c (lab_rtx_for_bb): New variable.
14542 (label_rtx_for_bb): Do not create new tree labels.
14543 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14544 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14545 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14547 (label_for_bb): Add field used.
14548 (update_eh_label, main_block_label): Mark the label used.
14549 (cleanup_dead_labels): Remove unused labels.
14551 2007-05-01 Richard Guenther <rguenther@suse.de>
14553 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14554 if it is not about to be set.
14555 (get_value_range): Do not pre-allocate equiv bitmap.
14556 (update_value_range): No need to clear equiv field.
14557 (add_equivalence): Change prototype to get bitmap pointer.
14558 Allocate bitmap here if it is not already.
14559 (extract_range_from_assert): Do not allocate bitmap here.
14560 Update callers to add_equivalence.
14561 (extract_range_from_ssa_name): Likewise.
14562 (get_vr_for_comparison): New static helper.
14563 (compare_name_with_value): Handle NULL equiv bitmap by
14564 peeling the first iteration of the comparison loop.
14565 Use get_vr_for_comparison.
14566 (compare_names): Handle NULL equiv bitmaps by using fake
14567 ones. Use get_vr_for_comparison.
14569 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14571 * double-int.c (mpz_set_double_int): Moved from
14572 tree-ssa-loop-niter.c.
14573 (mpz_get_double_int): Likewise; also, add option to wrap
14574 out-of-range integers.
14575 * double-int.h: New prototypes for above.
14576 * tree.c (get_static_type_bounds): Moved from
14577 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14578 TYPE_MAX_VALUE if they exist..
14579 * tree.h: New prototype for above.
14580 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14581 get_type_bounds calls.
14582 (mpz_set_double_int): Move to double-int.c.
14583 (get_type_bounds): Move to tree.c, rename to
14584 get_static_type_bounds.
14585 (mpz_to_double_int): Move to double-int.c, rename to
14586 mpz_get_double_int.
14588 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14590 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14591 DIV0 exception can fall through to a normal return.
14593 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14595 PR middle-end/22156
14596 Temporarily revert:
14597 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14598 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14599 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14600 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14601 initialize align to silence bogus warning.
14602 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14603 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14605 (struct sra_walk_fns): Remove use_all parameter from use.
14606 (sra_hash_tree): Handle BIT_FIELD_REFs.
14607 (sra_elt_hash): Don't hash bitfld blocks.
14608 (sra_elt_eq): Skip them in parent compares as well. Handle
14610 (sra_walk_expr): Don't maintain or pass down use_all_p.
14611 (scan_use): Remove use_all parameter.
14612 (scalarize_use): Likewise. Re-expand assignment to
14613 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14614 output, and re-scalarize after output. Don't mark anything
14616 (scalarize_ldst): Adjust.
14617 (scalarize_walk_gimple_modify_statement): Likewise.
14618 (build_element_name_1): Handle BIT_FIELD_REFs.
14619 (instantiate_element): Don't warn for any element whose parent
14620 is used as a whole.
14621 (instantiate_missing_elements_1): Return the sra_elt.
14622 (canon_type_for_field): New.
14623 (try_instantiate_multiple_fields): New.
14624 (instantiate_missing_elemnts): Use them.
14625 (mark_no_warning): Removed.
14626 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14627 (REPLDUP, sra_build_elt_assignment): New.
14628 (generate_copy_inout): Use them.
14629 (generate_element_copy): Likewise. Handle bitfld differences.
14630 (generate_element_zero): Don't recurse for blocks. Use
14631 sra_build_elt_assignment.
14632 (generate_one_element_int): Take elt instead of var. Use
14633 sra_build_elt_assignment.
14634 (generate_element_init_1): Adjust.
14635 (scalarize_use, scalarize_copy): Use REPLDUP.
14636 (scalarize_ldst): Move assert before dereference.
14637 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14639 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14642 * tree.c (reconstruct_complex_type): Reconstruct a reference
14644 Also use the same mode for the pointer as the old pointer type.
14646 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14648 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14651 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14653 PR rtl-optimization/31676
14654 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14655 (df_refs_record): Call it.
14657 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14659 * rtl.def (SS_ABS): New code.
14660 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14661 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14662 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14663 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14664 (bfin_init_builtins): Define them.
14665 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14666 (bfin_expand_builtin): ... and handle the others here.
14667 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14668 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14669 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14670 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14671 operand is only HImode.
14673 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14675 * regclass.c (scan_one_insn): Remove splitting of
14678 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14679 Nigel Stephens <nigel@mips.com>
14681 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14683 2007-04-28 Jan Hubicka <jh@suse.cz>
14685 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14686 insn_locators_alloc instead of insn_locators_initialize;
14687 call reset_block_changes.
14688 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14689 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14690 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14691 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14692 * config/score/score.c (th_output_mi_thunk): Likewise.
14693 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14694 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14695 tolerate uninitialized locator info.
14698 * function.c (init_function_start): Don't init line number info.
14699 (expand_function_end): Update.
14700 (reset_block_changes, record_block_change, finalize_block_changes,
14701 check_block_change, free_block_changes): Kill.
14702 * function.h (reset_block_changes, record_block_change,
14703 finalize_block_changes, check_block_change, free_block_changes):
14705 (struct function): Remove ib_boundaries_block.
14706 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14707 Use curr_insn_locator to initialize locator.
14708 (emit_line_note): Remove.
14709 * cfgexpand.c (expand_gimple_cond_expr): Update.
14710 (construct_exit_block): Likewise.
14711 (tree_expand_cfg): Initialize/finalize locators.
14712 * expr.c (expand_expr_real): Update.
14713 * cfglayout.c (line_locators_locs, line_locators_lines,
14714 file_locators_locs, file_locators_files): Remove.
14715 (set_block_levels): Move to cfgexpand.c.
14716 (insn_locators_initialize): Remove.
14717 (pass_insn_locators_initialize): Remove.
14718 (locations_locators_locs, locations_locators_vals): New static vars.
14719 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14721 (insn_locators_alloc, insn_locators_finalize,
14722 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14724 (locator_location): New.
14725 (locator_line, locator_file): Rewrite.
14726 * rtl.h (emit_line_note): Kill.
14727 (insn_locators_alloc, insn_locators_finalize,
14728 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14730 * tree-inline.c (initialize_cfun): Do not initialize
14731 ib_boundaries_block.
14732 * passes.c (pass_insn_locators_initialize): Remove.
14734 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14736 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14737 info. Update last_basic_block correctly.
14739 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14742 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14743 register itself to hold the offset constant. Tell flow the use
14744 of r4 and r5 when they are used.
14746 2007-04-27 Richard Guenther <rguenther@suse.de>
14748 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14749 if we simplified anything.
14750 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14751 warnings until we did a simplification and the stmt was not
14752 marked as TREE_NO_WARNING.
14754 2007-04-27 Mike Stump <mrs@apple.com>
14756 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14758 2007-04-27 Ian Lance Taylor <iant@google.com>
14760 PR middle-end/31710
14761 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14762 TYPE_MAX_VALUE exist, convert them to the new type.
14764 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14766 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14767 if it claims to be available.
14768 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14769 edge is redirected.
14770 (perform_tree_ssa_dce): Always free postdominators.
14772 2007-04-27 Richard Henderson <rth@redhat.com>
14774 * config/alpha/predicates.md (aligned_memory_operand): Mark
14775 as define_special_predicate.
14776 (unaligned_memory_operand, normal_memory_operand): Likewise.
14777 (reg_or_unaligned_mem_operand): Remove.
14778 (any_memory_operand): Match the documentation and check for
14779 non-renumbered pseudos during reload.
14780 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14781 alpha_secondary_reload_class, update to new interface, make static.
14782 Handle CQImode like HImode. Remove FP subreg check.
14783 (alpha_expand_mov): Use replace_equiv_address.
14784 (alpha_expand_mov_nobwx): Use any_memory_operand.
14785 (TARGET_SECONDARY_RELOAD): New.
14786 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14787 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14788 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14789 * config/alpha/alpha.md: ... here.
14790 (RELOAD12, reloadmode): New.
14792 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14793 Don't handle the aligned case here.
14794 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14795 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14796 reload_inhi_help. Don't expect a scratch register.
14797 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14799 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14801 2007-04-27 Richard Guenther <rguenther@suse.de>
14803 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14805 2007-04-27 Richard Guenther <rguenther@suse.de>
14807 PR tree-optimization/30965
14808 PR tree-optimization/30978
14809 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14810 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14811 (find_equivalent_equality_comparison): Likewise.
14812 (simplify_cond): Likewise.
14813 (get_prop_source_stmt): New helper.
14814 (get_prop_dest_stmt): Likewise.
14815 (can_propagate_from): Likewise.
14816 (remove_prop_source_from_use): Likewise.
14817 (combine_cond_expr_cond): Likewise.
14818 (forward_propagate_comparison): New function.
14819 (forward_propagate_into_cond): Rewrite to use fold for
14821 (tree_ssa_forward_propagate_single_use_vars): Call
14822 forward_propagate_comparison to propagate comparisons.
14824 2007-04-27 Richard Guenther <rguenther@suse.de>
14826 PR tree-optimization/31715
14827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14828 sure to do computation on the offset in an appropriate
14831 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14833 * reload.h (elimination_target_reg_p): Declare.
14834 * reload.c (find_reloads): Don't apply the reg_rtx move
14835 optimization if the SET_DEST satisfies elimination_target_reg_p.
14836 * reload1.c (elimination_target_reg_p): New function.
14837 (gen_reload): In the move/add2 fallback, make sure that op0
14838 does not overlap the destination register.
14840 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14842 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14843 transform only GIMPLE_MODIFY_STMTs.
14844 * tree-complex.c (expand_complex_operations_1): Ditto.
14845 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14846 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14847 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14849 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14850 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14851 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14852 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14853 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14854 slpeel_add_loop_guard): Ditto.
14855 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14856 * lambda-code.c (perfect_nestify): Ditto.
14857 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14858 before the first statement.
14859 * tree-optimize.c (execute_free_datastructures): Fix comments.
14860 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14861 * tree-flow.h (disband_implicit_edges): Declaration removed.
14862 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14864 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14865 COND_EXPRs without gotos.
14866 (disband_implicit_edges, has_label_p): Removed.
14867 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14868 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14870 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14872 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14873 also for COND_EXPRs.
14874 * cfgexpand.c (label_rtx_for_bb): New function.
14875 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14876 Use label_rtx_for_bb to find the labels.
14877 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14878 last block. Detect fallthru edges.
14880 2007-04-26 Ian Lance Taylor <iant@google.com>
14883 * reload.c (find_reloads_subreg_address): If the address was valid
14884 in the original mode but not in the new mode, reload the whole
14887 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14889 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14890 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14891 (cleanup_control_expr_graph): Do not invalidate dominance info.
14892 Record altered blocks.
14893 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14894 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14895 cleanup_tree_cfg_bb): New functions.
14896 (remove_forwarder_block): Do not maintain the worklist of blocks.
14897 Record altered blocks.
14898 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14899 not over whole cfg.
14900 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14901 delete_unreachable_blocks if dominators are not available.
14902 * tree-inline.c (optimize_inline_calls): Free dominance information
14904 * tree-flow.h (remove_edge_and_dominated_blocks,
14905 cfgcleanup_altered_bbs): Altered.
14906 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14908 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14910 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14911 do not invalidate dominators.
14913 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14915 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14916 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14917 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14918 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14920 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14922 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14924 2007-04-26 Richard Guenther <rguenther@suse.de>
14926 PR tree-optimization/31703
14927 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14928 the right type for the target of the bittest.
14930 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14932 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14933 ix86_sol10_return_in_memory.
14935 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14937 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14940 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14943 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14945 PR tree-optimization/30558
14946 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14947 clear this_state.prev_try.
14949 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14950 Mark Mitchell <mark@codesourcery.com>
14952 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14953 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14954 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14956 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14959 * doc/invoke.texi (%:print-asm-header): Document.
14960 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14962 (static_spec_functions): Add print-asm-header.
14963 (main): Print a banner before the --target-help linker options.
14964 (print_asm_header_spec_function): New function.
14966 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14969 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14970 (movsf_ie): Likewise.
14972 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14974 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14976 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14978 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14979 exception for divide-by-zero.
14980 (__umodsi3, __modsi3): Likewise.
14982 2007-04-25 Dirk Mueller <dmueller@suse.de>
14984 * c-typeck.c (build_compound_expr): Annotate warning()
14985 call with OPT_Wunused_value.
14986 * tree-ssa.c (warn_uninit): Annotate warning with
14988 * c-common.c (handle_sentinel_attribute): Annotate warning
14989 call with OPT_Wattributes.
14991 2007-04-25 Thiemo Seufer <ths@mips.com>
14993 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14994 (mips16): Fix typo.
14995 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14996 on to the assembler. Improve handling of -mno-mips16. Add handling
14997 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14998 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14999 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15000 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15002 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15005 * config/i386/winnt.c (i386_pe_file_end): Strip only
15006 USER_LABEL_PREFIX when writing export name.
15008 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15010 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15011 sh/elf.h, vx-common.h and vxworks.h.
15012 * config/sh/sh.h: Include config/vxworks-dummy.h.
15013 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15014 (OVERRIDE_OPTIONS): Use it.
15015 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15016 (vxworks_picreg): New pattern.
15017 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15018 VXWORKS_OS_CPP_BUILTINS.
15019 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15020 to their VXWORKS_* equivalents.
15021 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15022 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15023 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15024 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15025 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15026 -mrtp/-fPIC multilibs.
15027 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15028 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15029 (MULTILIB_OSDIRNAMES): Delete.
15031 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15034 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15036 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15038 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15039 rounding mode to be specified by the caller.
15040 (real_to_mpfr) Likewise.
15041 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15042 include new arguments.
15043 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15045 2007-04-24 Ian Lance Taylor <iant@google.com>
15047 PR tree-optimization/31605
15048 * tree-vrp.c (set_value_range): Check that min and max are not
15049 both overflow infinities.
15050 (set_value_range_to_value): New static function.
15051 (extract_range_from_binary_expr): Call set_value_range_to_value.
15052 (extract_range_from_cond_expr): Likewise.
15053 (extract_range_from_expr): Likewise.
15054 (extract_range_from_unary_expr): Likewise. Don't create a range
15055 which overflows on both sides.
15056 (vrp_meet): Check for a useless range.
15057 (vrp_visit_phi_node): If we see a constant which looks like an
15058 overflow infinity, turn off the TREE_OVERFLOW flag.
15060 2007-04-24 Ian Lance Taylor <iant@google.com>
15062 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15064 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15066 PR diagnostic/25923
15067 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15068 diagnostic message is being built.
15069 * tree-pretty-print.c (dump_generic_node): Only write the
15070 formatted text into BUFFER's stream if we are not building a
15071 diagnostic message.
15072 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15074 * Makefile.in (toplev.o): Depend on tree-pass.h.
15076 2007-04-24 Ian Lance Taylor <iant@google.com>
15078 PR tree-optimization/31602
15079 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15080 conditionals in the copied loop header.
15081 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15082 warnings if TREE_NO_WARNING is set.
15083 * doc/invoke.texi (Warning Options): Clarify that
15084 -Wstrict-overflow does not warn about loops.
15086 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15088 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15089 expand on the comment about _Decimal128 arguments and check the
15090 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15091 that _Decimal128 argument uses even/odd register pair.
15092 (function_arg): Ditto.
15094 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15096 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15097 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15099 2007-04-24 Richard Guenther <rguenther@suse.de>
15100 Olga Golovanevsky <olga@il.ibm.com>
15102 * fold-const.c (multiple_of_p): Check for bottom
15105 2007-04-24 Richard Henderson <rth@redhat.com>
15107 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15108 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15109 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15110 looking for non-zero bits shifted out. Avoid a recursive call
15111 when constructing the scalar.
15112 (__floatundisf): Likewise.
15114 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15116 * dwarf2out.c (field_byte_offset): Move the existing logic
15117 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15118 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15120 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15123 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15124 length argument of 0 for memset.
15125 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15126 unsigned shift instead of the signed variant.
15128 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15130 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15131 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15132 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15133 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15134 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15135 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15136 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15137 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15138 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15139 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15140 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15141 "mul<mode>3", "div<mode>3"): Insn definitions added.
15142 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15143 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15144 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15145 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15146 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15147 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15148 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15149 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15150 TARGET_FLOAT_FORMAT): Macro definitions removed.
15151 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15152 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15153 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15154 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15155 (s390_gen_rtx_const_DI): Function removed.
15156 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15158 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15160 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15161 over an external ffs function.
15163 2007-04-24 Chao-ying Fu <fu@mips.com>
15164 Richard Sandiford <richard@nildram.co.uk>
15166 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15167 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15168 (smadd_widen_optab, umadd_widen_optab): Define.
15169 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15171 * genopinit.c (optabs): Fill in smadd_widen_optab and
15173 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15174 and umadd_widen_optab to implement multiply-add sequences.
15175 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15176 (<u>maddsidi4): ...this. Extend condition to include
15177 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15178 of operand 0 to "ka" and use the three-operand form of madd<u>
15180 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15182 * config/mips/constraints.md (ka): New register constraint.
15184 2007-04-24 Jan Hubicka <j@suse.cz>
15188 2007-04-23 Jan Hubicka <jh@suse.cz>
15189 * function.c (init_function_start): Don't init line number info.
15190 (expand_function_end): Update.
15191 (reset_block_changes, record_block_change, finalize_block_changes,
15192 check_block_change, free_block_changes): Kill.
15193 * function.h (reset_block_changes, record_block_change,
15194 finalize_block_changes, check_block_change, free_block_changes):
15196 (struct function): Remove ib_boundaries_block.
15197 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15198 Use curr_insn_locator to initialize locator.
15199 (emit_line_note): Remove.
15200 * cfgexpand.c (expand_gimple_cond_expr): Update.
15201 (construct_exit_block): Likewise.
15202 (tree_expand_cfg): Initialize/finalize locators.
15203 * expr.c (expand_expr_real): Update.
15204 * cfglayout.c (line_locators_locs, line_locators_lines,
15205 file_locators_locs, file_locators_files): Remove.
15206 (set_block_levels): Move to cfgexpand.c.
15207 (insn_locators_initialize): Remove.
15208 (pass_insn_locators_initialize): Remove.
15209 (locations_locators_locs, locations_locators_vals): New static vars.
15210 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15212 (insn_locators_alloc, insn_locators_finalize,
15213 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15215 (locator_location): New.
15216 (locator_line, locator_file): Rewrite.
15217 * rtl.h (emit_line_note): Kill.
15218 (insn_locators_alloc, insn_locators_finalize,
15219 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15221 * tree-inline.c (initialize_cfun): Do not initialize
15222 ib_boundaries_block.
15223 * passes.c (pass_insn_locators_initialize): Remove.
15225 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15227 * doc/invoke.texi: Removed leading '-' from option index entries.
15229 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15231 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15233 (create_phi_node): Use set_phi_nodes.
15234 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15235 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15236 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15237 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15238 (bsi_start, bsi_last): Use bb_stmt_list.
15239 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15240 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15241 Traverse the statements using tsi iterator.
15242 * basic-block.h (struct basic_block_def): Fields stmt_list
15243 and phi_nodes moved to ...
15244 (struct tree_bb_info): ... new structure.
15245 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15246 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15247 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15248 (tree_verify_flow_info): Verify that il.tree is not set for
15249 entry and exit block.
15250 (tree_split_block): Use set_bb_stmt_list.
15252 2007-04-23 Mike Stump <mrs@apple.com>
15254 * config/i386/i386.c (ix86_tune_features
15255 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15258 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15260 * config/i386/i386.md (prefix_extra): New attribute.
15261 (length): Add prefix_extra.
15263 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15264 (sse2_movntv2di): Likewise.
15265 (sse2_cvtps2dq): Likewise.
15266 (sse2_cvtpd2pi): Likewise.
15267 (sse2_cvttpd2pi): Likewise.
15268 (*sse2_cvtpd2ps): Likewise.
15269 (*add<mode>3): Likewise.
15270 (sse2_ssadd<mode>3): Likewise.
15271 (sse2_usadd<mode>3): Likewise.
15272 (*sub<mode>3): Likewise.
15273 (sse2_sssub<mode>3): Likewise.
15274 (sse2_ussub<mode>3): Likewise.
15275 (*mulv8hi3): Likewise.
15276 (*smulv8hi3_highpart): Likewise.
15277 (*umulv8hi3_highpart): Likewise.
15278 (sse2_umulv2siv2di3): Likewise.
15279 (sse2_pmaddwd): Likewise.
15280 (ashr<mode>3): Likewise.
15281 (lshr<mode>3): Likewise.
15282 (ashl<mode>3): Likewise.
15283 (sse2_ashlti3): Likewise.
15284 (sse2_lshrti3): Likewise.
15285 (*umaxv16qi3): Likewise.
15286 (*smaxv8hi3): Likewise.
15287 (*uminv16qi3): Likewise.
15288 (*sminv8hi3): Likewise.
15289 (sse2_eq<mode>3): Likewise.
15290 (sse2_gt<mode>3): Likewise.
15291 (*and<mode>3): Likewise.
15292 (sse2_nand<mode>3): Likewise.
15293 (*ior<mode>3): Likewise.
15294 (*xor<mode>3): Likewise.
15295 (sse2_packsswb): Likewise.
15296 (sse2_packssdw): Likewise.
15297 (sse2_packuswb): Likewise.
15298 (sse2_punpckhbw): Likewise.
15299 (sse2_punpcklbw): Likewise.
15300 (sse2_punpckhwd): Likewise.
15301 (sse2_punpcklwd): Likewise.
15302 (sse2_punpckhdq): Likewise.
15303 (sse2_punpckldq): Likewise.
15304 (sse2_punpckhqdq): Likewise.
15305 (sse2_punpcklqdq): Likewise.
15306 (*sse2_pinsrw): Likewise.
15307 (*sse2_pextrw): Likewise.
15308 (sse2_pshufd_1): Likewise.
15309 (sse2_uavgv16qi3): Likewise.
15310 (sse2_uavgv8hi3): Likewise.
15311 (sse2_psadbw): Likewise.
15312 (sse2_pmovmskb): Likewise.
15313 (*sse2_maskmovdqu): Likewise.
15314 (*sse2_maskmovdqu_rex64): Likewise.
15315 (sse4a_extrqi): Likewise.
15316 (sse4a_extrq): Likewise.
15317 (sse3_lddqu): Set prefix_rep.
15318 (sse3_addsubv4sf3): Likewise.
15319 (sse3_haddv4sf3): Likewise.
15320 (sse3_hsubv4sf3): Likewise.
15321 (sse_cvtss2si): Likewise.
15322 (sse_cvtss2si_2): Likewise.
15323 (sse_cvtss2siq): Likewise.
15324 (sse_cvtss2siq_2): Likewise.
15325 (sse_cvttss2si): Likewise.
15326 (sse_cvttss2siq): Likewise.
15327 (sse2_cvttps2dq): Likewise.
15328 (sse3_movshdup): Likewise.
15329 (sse3_movsldup): Likewise.
15330 (sse2_cvtsd2si): Likewise.
15331 (sse2_cvtsd2si_2): Likewise.
15332 (sse2_cvtsd2siq): Likewise.
15333 (sse2_cvtsd2siq_2): Likewise.
15334 (sse2_cvttsd2si): Likewise.
15335 (sse2_cvttsd2siq): Likewise.
15336 (*sse2_cvtpd2dq): Likewise.
15337 (*sse2_cvttpd2dq): Likewise.
15338 (sse2_pshuflw_1): Likewise.
15339 (sse2_pshufhw_1): Likewise.
15340 (sse4a_insertqi): Likewise.
15341 (sse4a_insertq): Likewise.
15342 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15343 (ssse3_phadddv4si3): Likewise.
15344 (ssse3_phaddswv8hi3): Likewise.
15345 (ssse3_phsubwv8hi3): Likewise.
15346 (ssse3_phsubdv4si3): Likewise.
15347 (ssse3_phsubswv8hi3): Likewise.
15348 (ssse3_pmaddubswv8hi3): Likewise.
15349 (ssse3_pmulhrswv8hi3): Likewise.
15350 (ssse3_pshufbv16qi3): Likewise.
15351 (ssse3_psign<mode>3): Likewise.
15352 (ssse3_palignrti): Likewise.
15353 (abs<mode>2): Likewise.
15354 (ssse3_phaddwv4hi3): Set prefix_extra.
15355 (ssse3_phadddv2si3): Likewise.
15356 (ssse3_phaddswv4hi3): Likewise.
15357 (ssse3_phsubwv4hi3): Likewise.
15358 (ssse3_phsubdv2si3): Likewise.
15359 (ssse3_phsubswv4hi3): Likewise.
15360 (ssse3_pmaddubswv4hi3): Likewise.
15361 (ssse3_pmulhrswv4hi3): Likewise.
15362 (ssse3_pshufbv8qi3): Likewise.
15363 (ssse3_psign<mode>3): Likewise.
15364 (ssse3_palignrdi): Likewise.
15365 (abs<mode>2): Likewise.
15366 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15367 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15368 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15370 2007-04-23 Nick Clifton <nickc@redhat.com>
15372 * params.def: Fix formatting of emacs local variables.
15374 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15376 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15377 move if inter-unit move isn't allowed.
15378 Don't split moving the first element of V2DI to DI to inter-unit
15379 move if inter-unit move isn't allowed.
15381 2007-04-23 Richard Guenther <rguenther@suse.de>
15383 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15384 and CDI_POST_DOMINATORS separately.
15386 2007-04-23 Nick Clifton <nickc@redhat.com>
15388 * c.opt (Wformat-contains-nul): Add warning attribute.
15390 2007-04-23 Jan Hubicka <jh@suse.cz>
15392 * function.c (init_function_start): Don't init line number info.
15393 (expand_function_end): Update.
15394 (reset_block_changes, record_block_change, finalize_block_changes,
15395 check_block_change, free_block_changes): Kill.
15396 * function.h (reset_block_changes, record_block_change,
15397 finalize_block_changes, check_block_change, free_block_changes):
15399 (struct function): Remove ib_boundaries_block.
15400 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15401 Use curr_insn_locator to initialize locator.
15402 (emit_line_note): Remove.
15403 * cfgexpand.c (expand_gimple_cond_expr): Update.
15404 (construct_exit_block): Likewise.
15405 (tree_expand_cfg): Initialize/finalize locators.
15406 * expr.c (expand_expr_real): Update.
15407 * cfglayout.c (line_locators_locs, line_locators_lines,
15408 file_locators_locs, file_locators_files): Remove.
15409 (set_block_levels): Move to cfgexpand.c.
15410 (insn_locators_initialize): Remove.
15411 (pass_insn_locators_initialize): Remove.
15412 (locations_locators_locs, locations_locators_vals): New static vars.
15413 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15415 (insn_locators_alloc, insn_locators_finalize,
15416 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15418 (locator_location): New.
15419 (locator_line, locator_file): Rewrite.
15420 * rtl.h (emit_line_note): Kill.
15421 (insn_locators_alloc, insn_locators_finalize,
15422 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15424 * tree-inline.c (initialize_cfun): Do not initialize
15425 ib_boundaries_block.
15426 * passes.c (pass_insn_locators_initialize): Remove.
15428 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15430 PR middle-end/31448
15431 * expr.c (reduce_to_bit_field_precision): Handle
15434 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15436 PR tree-optimization/24659
15437 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15438 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15439 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15440 * genopinit.c (optabs): Rename vec_pack_mod_optab
15441 to vec_pack_trunc_optab.
15442 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15443 early for scalar floating point operands for NOP_EXPR.
15444 (vectorizable_type_promotion): Ditto.
15445 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15446 vec_pack_trunc_optab.
15447 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15449 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15450 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15451 Rename from VEC_PACK_MOD_EXPR.
15452 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15453 * expr.c (expand_expr_real_1): Ditto.
15454 * tree-inline.c (estimate_num_insns_1): Ditto.
15455 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15457 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15458 (vec_unpacks_lo_v4sf): Ditto.
15459 (vec_pack_trunc_v2df): Ditto.
15460 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15461 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15462 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15464 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15466 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15468 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15469 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15470 packing of floating point operands.
15471 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15472 represent unpacking of floating point operands.
15473 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15474 [vec_unpacks_hi]: Ditto.
15475 [vec_unpacks_lo]: Ditto.
15477 2007-04-22 Jan Hubicka <jh@suse.cz>
15479 * final.c (rest_of_handle_final): Call
15480 targetm.asm_out.constructor/targetm.asm_out.destructor
15481 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15482 proper priority via decl_*_priority_insert.
15483 * c-common.c (c_expand_body): Likewise.
15485 2007-04-22 Richard Guenther <rguenther@suse.de>
15487 PR tree-optimization/29789
15488 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15489 (rewrite_reciprocal): New helper split out from
15490 determine_invariantness_stmt.
15491 (rewrite_bittest): Likewise.
15492 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15493 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15496 2007-04-22 Revital Eres <eres@il.ibm.com>
15498 * loop-unroll.c (var_to_expand): New field to support also
15499 insns of the form x = something + x.
15500 (analyze_insn_to_expand_var): Use it.
15501 (expand_var_during_unrolling): Likewise.
15503 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15505 * predict.c: Include pointer-set.h.
15506 (bb_predictions): New variable.
15507 (tree_predicted_by_p, tree_predict_edge,
15508 remove_predictions_associated_with_edge): Use bb_predictions map
15509 instead of bb->predictions.
15510 (clear_bb_predictions, assert_is_empty): New functions.
15511 (combine_predictions_for_bb): Use bb_predictions map. Call
15512 clear_bb_predictions.
15513 (tree_estimate_probability): Create and free bb_predictions map.
15514 * Makefile.in (predict.o): Add pointer-set.h dependency.
15515 * basic-block.h (struct basic_block_def): Remove predictions
15517 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15519 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15522 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15525 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15527 * timevar.c (timevar_print): Change reference of --disable-checking to
15528 --enable-checking=release. Also warn if assert checking is disabled.
15530 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15533 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15534 decl as addressable if the compound literal was marked as
15536 Mark the decl as a gimple register if it is a complex or
15537 vector decl and does not live in memory.
15539 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15541 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15542 (GENERIC_NEXT): New function macro.
15543 (PHI_CHAIN): Use phi_node's new chain variable.
15544 (tree_phi_node): Change tree_common to tree_base
15545 and add the chain field.
15546 * tree-phinodes.c (make_phi_node): Don't set
15547 TREE_TYPE on the new node.
15548 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15549 instead of checking GIMPLE_TUPLE_P in chain_next.
15550 * tree-vect-transform.c
15551 (get_initial_def_for_induction): Look at
15552 PHI_RESULT_TREE for the type of the phi node.
15553 (update_vuses_to_preheader): Use PHI_CHAIN
15554 instead of TREE_CHAIN on the phi node.
15555 * tree-ssa-structalias.c (compute_points_to_sets):
15557 (ipa_pta_execute): Likewise.
15559 2007-04-21 Richard Guenther <rguenther@suse.de>
15561 PR middle-end/31136
15562 * fold-const.c (fold_unary): Call fold_convert_const on the
15565 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15567 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15568 (store_killed_in_pat): New.
15570 2007-04-20 Richard Henderson <rth@redhat.com>
15573 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15574 TREE_LIST with a void_type_node value, not void_list_node exactly.
15576 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15578 * doc/standards.texi: Re-arrange into language-specific
15579 subsections. Add a C++ section, documenting which standards we
15582 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15584 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15585 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15587 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15589 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15590 ecrti.o and crtbegin.o.
15591 (LIB_DEFAULT_SPEC): Include -lc.
15592 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15594 2007-04-20 Richard Henderson <rth@redhat.com>
15597 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15598 argument; update all callers.
15599 (get_unaligned_offset): New.
15600 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15601 get_unaligned_address, just pass on the address directly.
15602 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15603 the subreg in the helper patterns.
15604 (unaligned_extendqidi_le): Use get_unaligned_offset.
15605 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15606 (unaligned_extendhidi_be): Likewise.
15607 (unaligned_extendhidi): Tidy.
15608 * config/alpha/alpha-protos.h: Update.
15610 2007-04-20 Richard Henderson <rth@redhat.com>
15612 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15613 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15614 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15615 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15616 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15617 (CPP_SPEC): Don't include %(cpp_subtarget).
15618 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15619 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15620 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15622 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15624 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15625 for __builtin_ia32_cmpordss.
15627 PR tree-optimization/31632
15628 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15629 and arg1 for optimizations of comparison against min/max values.
15630 Fold arg0 to arg1's type for optimizations of comparison against
15631 min+1 and max-1 values.
15633 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15635 * reload.c (combine_reloads): When trying to use a dying register,
15636 check whether it's uninitialized and don't use if so.
15638 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15640 * fold-const.c: Remove prototypes for native_encode_expr and
15641 native_interpret_expr.
15642 (native_encode_expr): Make non-static.
15643 (native_interpret_expr): Likewise.
15644 * tree.h: Add prototypes for the above.
15646 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15648 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15649 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15650 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15651 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15652 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15653 Add length attributes.
15655 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15657 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15660 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15661 __STDC_WANT_DEC_FP__.
15663 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15665 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15666 for long double compatibility.
15667 * configure: Regenerate.
15669 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15671 PR rtl-optimization/29841
15672 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15674 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15675 that may cause control flow transfer from being moved.
15677 2007-04-18 Jan Hubicka <jh@suse.cz>
15679 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15682 2007-04-18 Eric Christopher <echristo@apple.com>
15684 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15685 only. Update operands.
15686 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15687 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15688 link register to pic register.
15690 2007-04-18 Dirk Mueller <dmueller@suse.de>
15692 PR diagnostic/31227
15693 * tree-vrp.c (search_for_addr_array): New.
15694 (check_array_bounds): Suppress warning about
15695 address taken of array refs if its not de-referenced.
15697 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15699 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15700 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15702 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15703 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15704 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15706 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15708 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15710 (vect_analyze_scalar_cycles): Fix indentation.
15711 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15712 (vect_mark_relevant): Include phis in relevance analysis.
15714 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15716 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15718 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15719 output_operand_lossage().
15721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15723 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15724 the unused code for reduction without adjust-in-epilog to simplify the
15727 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15729 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15730 (S390_TDC_NEGATIVE_ZERO): New constant.
15731 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15732 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15733 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15734 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15735 (S390_TDC_POSITIVE_INFINITY): New constant.
15736 (S390_TDC_NEGATIVE_INFINITY): New constant.
15737 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15738 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15739 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15740 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15741 (S390_TDC_INFINITY): New constant.
15742 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15743 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15744 optimization for UNSPEC_CCZ_TO_INT.
15745 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15746 ("*ccz_to_int"): New insn.
15747 ("isinf<mode>2"): New insn.
15748 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15749 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15750 (UNSPEC_CCZ_TO_INT): New constant.
15752 2007-04-18 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/19431
15755 PR tree-optimization/21463
15756 * tree-pass.h (pass_phiprop): Declare.
15757 * passes.c (init_optimization_passes): New phiprop pass.
15758 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15759 (phivn_valid_p): New helper function.
15760 (phiprop_insert_phi): Likewise.
15761 (propagate_with_phi): Likewise.
15762 (tree_ssa_phiprop): New propagator propagating loads
15763 through phi nodes if profitable.
15765 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15767 * tree-vect-analyze.c (process_use): New function.
15768 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15769 Check phis in all bbs.
15770 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15773 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15775 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15778 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15781 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15784 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15786 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15788 (sse_vmmulv4sf3): Likewise.
15789 (sse2_vmaddv2df3): Likewise.
15790 (sse2_vmmulv2df3): Likewise.
15792 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15794 PR rtl-optimization/31360
15795 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15796 (target_reg_cost): New.
15797 (init_set_costs): Initialize target_reg_cost. Add comments
15798 regarding the rationale of the costs.
15799 (global_cost_for_size): Renamed to...
15800 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15801 of register pressure.
15802 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15803 estimate_reg_pressure_cost. Add number of ivs.
15804 (determine_set_costs): Dump target_reg_cost.
15805 * loop-invariant.c (gain_for_invariant): Use
15806 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15807 (best_gain_for_invariant, find_invariants_to_move): Remove
15809 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15810 (target_reg_cost): Declare.
15811 (global_cost_for_size): Declaration removed.
15812 (estimate_reg_pressure_cost): Declare.
15814 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15816 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15817 regnos into even/odd register pairs.
15818 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15819 TDmode similar to the other floating point modes.
15820 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15821 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15823 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15824 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15825 (movdd_hardfloat64): Use TARGET_MFPGPR.
15827 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15829 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15832 2005-01-05 Richard Henderson <rth@redhat.com>
15834 * reload1.c (do_input_reload): Restrict the optimization deleteing
15835 a previous output reload to RELOAD_FOR_INPUT.
15837 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15839 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15840 induc_vec_info_type.
15841 (vectorizable_induction): New function declaration.
15842 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15843 check if already vectorized. Find first place in BB where new stmts
15844 can be inserted. Takes only one argument.
15845 (vectorizable_induction): New function.
15846 (vect_transform_stmt): Add case for induc_vec_info_type to call
15847 vectorizable_induction.
15848 (vect_transform_loop): Consider phis for vectorization.
15849 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15851 (analyze_operations): Call vectorizable_induction when analyzing phis.
15853 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15854 (vect_mark_relevant): Include phis in relevance analysis.
15855 (vect_mark_stmts_to_be_vectorize): Likewise.
15856 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15858 2007-04-16 Lawrence Crowl <crowl@google.com>
15860 * doc/invoke.texi (Debugging Options): Add documentation for the
15861 -femit-struct-debug options -femit-struct-debug-baseonly,
15862 -femit-struct-debug-reduced, and
15863 -femit-struct-debug-detailed[=...].
15865 * c-opts.c (c_common_handle_option): Add
15866 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15867 and OPT_femit_struct_debug_detailed_.
15868 * c.opt: Add specifications for
15869 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15870 and -femit-struct-debug-detailed[=...].
15871 * opts.c (set_struct_debug_option): Parse the
15872 -femit-struct-debug-... options.
15873 * opts.c (matches_main_base, main_input_basename,
15874 main_input_baselength, base_of_path, matches_main_base): Add
15875 variables and functions to compare header base name to compilation
15877 * opts.c (should_emit_struct_debug): Add to determine to emit a
15878 structure based on the option.
15879 (dump_struct_debug) Also disabled function to debug this
15881 * opts.c (handle_options): Save the base name of the
15884 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15885 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15886 This hook indicates if a type is generic. Set it by default
15887 to "never generic".
15888 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15889 to determine if a struct type is generic or not.
15890 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15891 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15892 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15893 with live C++ hook.
15895 * flags.h (enum debug_info_usage): Add an enumeration to describe
15896 a program's use of a structure type.
15897 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15898 to indicate the program's usage of the type. Filter structs based
15899 on the -femit-struct-debug-... specification.
15900 (gen_type_die): Split into two routines, gen_type_die and
15901 gen_type_die_with_usage. gen_type_die is now a wrapper
15902 that assumes direct usage.
15903 (gen_type_die_with_usage): Replace calls to gen_type_die
15904 with gen_type_die_with_usage adding the program usage of
15905 the referenced type.
15906 (dwarf2out_imported_module_or_decl): Suppress struct debug
15907 information using should_emit_struct_debug when appropriate.
15909 2007-04-16 Ian Lance Taylor <iant@google.com>
15911 PR tree-optimization/31522
15912 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15913 (vrp_initialize): Allocate vr_phi_edge_counts.
15914 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15915 executable edge. Drop test for all constants.
15916 (vrp_finalize): Free vrp_phi_edge_counts.
15918 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15919 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15921 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15922 predecessors at head rather than tail.
15924 2007-04-16 Matthias Klose <doko@debian.org>
15926 * config/alpha/linux.h (CPP_SPEC): Define.
15927 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15929 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15931 * function.h: Remove sequence_stack extern declaration.
15933 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15935 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15937 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15940 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15942 * config/avr/avr.c (avr_arch_types): Rearranging array.
15943 (enum avr_arch): Add.
15944 (avr_mcu_types): Use avr_arch enumeration constants instead of
15946 * config/avr/avr.h (LINK_SPEC): Simplify.
15948 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15950 * config/m68k/m68k.c (m68k_libcall_value,
15951 m68k_function_value): Use macros for register names more.
15953 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15955 (M68K_REGNAME): Use A6_REG.
15956 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15958 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15960 PR middle-end/28071
15961 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15962 'pending_read_list_length' and 'pending_write_list_length'. Update
15964 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15965 to handle two length counters instead of one. Update all uses.
15966 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15967 two length counters instead of one.
15968 * sched-rgn.c (propagate_deps): Update to handle two length counters
15971 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15974 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15975 copy of source, pass it to ix86_expand_vector_set and return
15978 2007-04-16 David Ung <davidu@mips.com>
15979 Joseph Myers <joseph@codesourcery.com>
15981 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15982 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15983 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15984 Add 74K processor information.
15985 * config/mips/mips.md: Include 74k.md.
15986 (cpu): Add 74kc,74kf,74kx.
15987 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15988 * config/mips/74k.md: New.
15989 * doc/invoke.texi (MIPS Options): Document 74K support.
15991 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15993 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15994 vectorizable_* functions.
15995 * tree-vect-transform.c (vectorizable_call): Add check for
15996 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15997 (vectorizable_store): likewise.
15998 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16000 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16001 (vectorizable_type_promotion, vectorizable_load): Likewise.
16002 (vectorizable_live_operation, vectorizable_condition): Likewise.
16003 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16005 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16007 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16009 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16010 register numbers more.
16011 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16012 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16013 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16014 FUNCTION_VALUE_REGNO_P): Likewise.
16015 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16016 STATIC_CHAIN_REGNUM): Likewise.
16017 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16018 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16019 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16020 * config/m68k/m68k.md (FP_REG): New.
16022 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16024 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16027 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16029 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16030 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16033 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16035 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16038 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16041 * c-decl.c (finish_decl): Grab the type of the decl after the call
16042 to store_init_value.
16044 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16046 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16048 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16051 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16052 dominators, post dominators and cleanup cfg before returning.
16054 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16056 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16057 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16059 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16061 * config.gcc: Recognize fido.
16062 * config/m68k/m68k-devices.def (fidoa): New.
16063 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16065 (FL_FIDOA, TARGET_FIDOA): New.
16066 * config/m68k/m68k.opt (mfidoa): New.
16068 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16070 PR middle-end/31322
16071 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16072 when a personality function is used.
16074 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16076 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16078 2007-04-13 Mike Stump <mrs@apple.com>
16080 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16082 * config/darwin.opt (fapple-kext): Make C++ only.
16083 * config/darwin.c (darwin_override_options): Remove code to ensure
16084 -fapple-kext is given for C++ only.
16086 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16088 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16089 * config/mips/mips.c (override_options): Call
16090 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16092 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16094 * config/i386/i386.opt (msvr3-shlib): Removed.
16096 * doc/invoke.texi: Remove -msvr3-shlib.
16098 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16100 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16101 with "popcnt" instruction.
16103 2007-04-13 Richard Guenther <rguenther@suse.de>
16105 PR tree-optimization/21258
16106 * tree-vrp.c (compare_case_labels): New helper.
16107 (find_switch_asserts): New function.
16108 (find_assert_locations): Call it for SWITCH_EXPRs.
16110 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16112 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16113 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16114 check is now implied in X87_FLOAT_MODE_P.
16115 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16116 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16117 (fix_trunc<mode>_i386_fisttp): Ditto.
16118 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16119 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16120 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16121 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16122 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16123 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16124 (unnamed_splitters): Ditto.
16125 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16126 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16127 FIRST_SSE_REG for local functions when SSE math is enabled or
16128 for functions with sseregparm attribute.
16129 (standard_80387_constant_p): Return -1 if mode is not
16131 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16132 (ix86_expand_compare): Ditto.
16133 (ix86_expand_carry_flag_compare): Ditto.
16134 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16135 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16136 DECIMAL_FLOAT_MODE_P.
16137 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16138 of SCALAR_FLOAT_MODE_P.
16139 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16140 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16141 checks before FLOAT_MODE_P.
16142 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16143 before FLOAT_MODE_P.
16148 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16150 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16151 Charles Wilson <libtool@cwilson.fastmail.fm>
16153 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16154 (libgcc.mvars): Don't depend on them.
16155 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16156 * exec-tool.in: New.
16158 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16160 * doc/invoke.text (--help): Document --help=common.
16162 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16164 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16166 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16168 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16169 * genemit.c (main): Emit #include "integrate.h".
16170 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16171 (LOADGP_RTP): New mips_loadgp_style.
16172 * config/mips/mips.h: Include config/vxworks-dummy.h.
16173 (TARGET_RTP_PIC): New macro.
16174 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16175 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16176 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16177 for TARGET_RTP_PIC.
16178 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16179 -mvxworks-pic when using -mrtp and a PIC option.
16180 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16182 (mips_symbolic_constant_p, mips_symbolic_address_p)
16183 (mips_symbol_insns): Handle SYMBOL_HALF.
16184 (override_options): Warn about -G and -mrtp being used together.
16185 Initialize mips_lo_relocs[SYMBOL_HALF].
16186 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16187 (mips_emit_loadgp): Handle LOADGP_RTP.
16188 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16189 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16190 (tablejump): Handle function-relative case table entries if
16192 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16194 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16196 * config/mips/mips.md (load_call<mode>): Allow any general register.
16198 (sibcall_value_internal, sibcall_value_multiple_internal)
16199 (call_value_internal, call_value_split, call_value_multiple_internal)
16200 (call_value_multiple_split): Remove constraints from operand 0.
16202 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16204 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16205 rather than loadgp_noshared.
16206 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16207 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16209 * config/mips/mips.md (loadgp): Rename to...
16210 (loadgp_newabi): ...this.
16211 (loadgp_noshared): Rename to...
16212 (loadgp_absolute): ...this.
16214 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16216 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16217 false for locally-binding symbols.
16218 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16220 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16222 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16223 (SYMBOL_GOT_PAGE_OFST): ...this.
16224 (SYMBOL_GOT_GLOBAL): Rename to...
16225 (SYMBOL_GOT_DISP): ...this.
16226 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16227 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16228 * config/mips/mips.c (mips_global_symbol_p): New function.
16229 (mips_symbol_binds_local_p): Likewise.
16230 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16231 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16232 mips_global_symbol_p and mips_symbol_binds_local_p.
16233 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16234 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16235 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16236 SYMBOL_GOTOFF_DISP.
16237 (mips_ok_for_lazy_binding_p): New function.
16238 (mips_load_call_address, mips_expand_call): Use it.
16239 (mips_dangerous_for_la25_p): Likewise.
16240 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16241 (*got_disp<mode>): Use got_disp_operand instead of
16242 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16243 SYMBOL_GOTOFF_GLOBAL.
16244 (*got_page<mode>): Use got_page_ofst_operand instead of
16246 * config/mips/predicates.md (const_call_insn_operand): Use
16247 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16248 (global_got_operand): Rename to...
16249 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16251 (local_got_operand): Rename to...
16252 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16253 of SYMBOL_GOT_LOCAL.
16255 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16257 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16258 TARGET_CALL_CLOBBERED_GP.
16259 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16260 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16261 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16262 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16263 of TARGET_ABICALLS && !TARGET_NEWABI.
16264 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16265 * config/mips/mips.c (mips_load_call_address): Check
16266 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16267 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16268 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16269 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16270 TARGET_ABICALLS && TARGET_NEWABI.
16271 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16273 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16274 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16275 TARGET_ABICALLS && TARGET_NEWABI.
16276 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16277 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16278 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16279 whether indirect calls must use $25.
16280 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16282 * config/mips/mips.md (jal_macro): Check flag_pic and
16283 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16284 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16285 instead of TARGET_ABICALLS.
16286 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16287 TARGET_ABICALLS && TARGET_OLDABI.
16288 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16289 (sibcall): In the comment above the define_insn, mention
16290 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16291 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16292 instead of TARGET_ABICALLS.
16294 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16296 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16297 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16298 (MACFLAGS_MATCH_P): New macro.
16299 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16300 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16301 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16302 the other MACFLAG constants.
16303 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16304 (flag_machi): Tighten constraints. Renumber some of the operands.
16305 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16307 (flag_machi_parts_acconly): New pattern.
16308 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16310 (flag_macinit1hi): Tighten constraints.
16311 (flag_mul_macv2hi_parts_acconly): New pattern.
16313 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16314 Use a more efficient implementation.
16315 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16316 inline sequences when not optimizing for size.
16318 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16319 movhi_high2low): Delete, merge functionality into...
16320 (packv2hi): ... this pattern.
16322 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16323 * config/bfin/bfin.opt (msim): New option.
16324 (mcpu=): New option.
16325 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16326 (bfin_cpu_t): Typedef of enum bfin_cpu.
16327 (bfin_cpu_type): New declaration.
16328 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16329 -msim and -mcpu= options.
16330 (LIB_SPEC): Likewise.
16331 * config/bfin/bfin.c (bfin_cpu_type): Define.
16332 (bfin_handle_option): Handle -mcpu= option.
16333 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16334 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16335 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16337 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16339 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16340 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16341 (powerpc-wrs-vxworksae): Use ${tm_file}.
16342 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16343 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16344 * config/i386/vx-common.h: New file.
16346 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16348 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16351 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16353 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16356 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16360 * c-common.c (c_build_qualified_type): Set canonical type
16363 2007-04-12 Richard Guenther <rguenther@suse.de>
16365 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16366 lower bound and element size if lower bound is not zero
16367 or either of the ARRAY_REF operands is set.
16369 2007-04-12 Richard Guenther <rguenther@suse.de>
16371 PR tree-optimization/24689
16372 PR tree-optimization/31307
16373 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16375 * gimplify.c (canonicalize_addr_expr): To be consistent with
16376 gimplify_compound_lval only set operands two and three of
16377 ARRAY_REFs if they are not gimple_min_invariant. This makes
16378 it never at this place.
16379 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16381 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16383 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16384 null before emitting a .nsubspa directive.
16386 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16388 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16389 need_to_partition_p if there are no memory statements in the
16392 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16394 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16395 (gcd_of_steps_may_divide_p): New function.
16396 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16398 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16400 * reload.c (find_reloads_toplev, find_reloads_address,
16401 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16402 not a pointer equality test, to decide if we need to call
16403 push_reg_equiv_alt_mem.
16405 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16407 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16408 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16410 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16412 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16414 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16415 vector to be positive.
16417 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16421 * doc/invoke.texi: Document --params max-aliased-vops and
16423 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16424 debug_memory_partitions): Move to tree-flow.h
16425 * params.h (AVG_ALIASED_VOPS): Define.
16426 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16428 (mp_info_t): Likewise.
16429 (get_mem_sym_stats_for): New.
16430 (set_memory_partition): Move from tree-flow-inline.h.
16431 (mark_non_addressable): Only clear the set of symbols for the
16432 partition if it exists.
16433 (dump_memory_partitions): Move from tree-ssa-operands.c
16434 (debug_memory_partitions): Likewise.
16435 (need_to_partition_p): New.
16436 (dump_mem_ref_stats): New.
16437 (debug_mem_ref_stats): New.
16438 (dump_mem_sym_stats): New.
16439 (debug_mem_sym_stats): New.
16440 (update_mem_sym_stats_from_stmt): New.
16441 (compare_mp_info_entries): New.
16442 (mp_info_cmp): Call it.
16443 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16445 (get_mpt_for): Move from tree-ssa-operands.c.
16446 (find_partition_for): New.
16447 (create_partition_for): Remove.
16448 (estimate_vop_reduction): New.
16449 (update_reference_counts): New.
16450 (build_mp_info): New.
16451 (compute_memory_partitions): Refactor.
16452 Document new heuristic.
16453 Call build_mp_info, update_reference_counts,
16454 find_partition_for and estimate_vop_reduction.
16455 (compute_may_aliases): Populate virtual operands before
16456 calling debugging dumps.
16457 (delete_mem_sym_stats): New.
16458 (delete_mem_ref_stats): New.
16459 (init_mem_ref_stats): New.
16460 (init_alias_info): Call it.
16461 (maybe_create_global_var): Remove alias_info argument.
16462 Get number of call sites and number of pure/const call sites
16463 from gimple_mem_ref_stats().
16464 (dump_alias_info): Call dump_memory_partitions first.
16465 (dump_points_to_info_for): Show how many times a pointer has
16467 * opts.c (decode_options): For -O2 set --param
16468 max-aliased-vops to 500.
16469 For -O3 set --param max-aliased-vops to 1000 and --param
16470 avg-aliased-vops to 3.
16471 * fortran/options.c (gfc_init_options): Remove assignment to
16473 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16474 * tree-dfa.c (dump_variable): Dump memory reference
16476 Dump NO_ALIAS* settings.
16477 (referenced_var_lookup): Tidy.
16478 (mem_sym_stats): New.
16479 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16480 and ORIG are different SSA names for a memory partition.
16481 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16482 * tree-flow.h (struct mem_sym_stats_d): Define.
16483 (mem_sym_stats_t): Define.
16484 (struct mem_ref_stats_d): Define.
16485 (struct gimple_df): Add field mem_ref_stats.
16486 (enum noalias_state): Define.
16487 (struct var_ann_d): Add bitfield noalias_state.
16488 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16489 debug_mem_ref_stats, debug_memory_partitions,
16490 debug_mem_sym_stats): Declare.
16491 * tree-ssa-structalias.c (update_alias_info): Update call
16492 sites, pure/const call sites and asm sites in structure
16493 returned by gimple_mem_ref_stats.
16494 Remove local variable IS_POTENTIAL_DEREF.
16495 Increase NUM_DEREFS if the memory expression is a potential
16497 Call update_mem_sym_stats_from_stmt.
16498 If the memory references memory, call
16499 update_mem_sym_stats_from_stmt for all the direct memory
16500 symbol references found.
16501 (intra_create_variable_infos): Set noalias_state field for
16502 pointer arguments according to the value of
16503 flag_argument_noalias.
16504 * tree-ssa-structalias.h (struct alias_info): Remove fields
16505 num_calls_found and num_pure_const_calls_found.
16506 (update_mem_sym_stats_from_stmt): Declare.
16507 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16508 Set default value to 100.
16509 (PARAM_AVG_ALIASED_VOPS): Define.
16511 2007-04-11 Richard Guenther <rguenther@suse.de>
16513 PR middle-end/31530
16514 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16515 a * -b + c as c - a * b if we honor sign dependent rounding.
16517 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16519 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16520 bfin_expand_strmov.
16521 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16522 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16524 (initialize_trampoline): Don't use old-style function definition.
16525 (bfin_secondary_reload): Mark IN_P argument as unused.
16527 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16529 PR tree-optimization/31343
16530 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16531 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16532 * testsuite/gcc.dg/vect/pr31343.c: New.
16534 2007-04-10 Eric Christopher <echristo@apple.com>
16536 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16537 * config/i386/i386.md (*cmpfp0): Use.
16538 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16539 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16540 (fix_trunc<mode>_i386_fisttp): Ditto.
16541 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16542 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16543 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16544 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16545 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16546 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16547 (unnamed_splitters): Ditto.
16548 * config/i386/i386.c (output_fix_trunc): Assert that
16549 we're not being passed a TFmode operand.
16551 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16553 PR tree-optimization/31526
16554 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16555 n_basic_blocks to find newly added blocks.
16557 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16561 (fix_trunc<mode>si_sse): Ditto.
16562 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16563 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16564 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16565 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16566 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16567 expander using SSEMODEF mode macro.
16568 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16569 expander using SSEMODEF mode macro.
16570 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16571 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16572 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16573 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16574 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16575 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16576 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16577 Macroize insn using X87MODEF mode macro.
16579 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16581 * config/i386/sse.md (sse2_pinsrw): Removed.
16582 (sse2_pextrw): Renamed to ...
16583 (*sse2_pextrw): This.
16585 2007-04-09 Jan Hubicka <jh@suse.cz>
16588 * config/i386/sse.md
16589 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16590 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16591 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16592 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16594 2007-04-09 Jan Hubicka <jh@suse.cz>
16596 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16597 multiple fields of union.
16599 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16601 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16602 (create_preheaders): Check that loops are available.
16603 (fix_loop_structure): Clean up, improve comments.
16604 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16605 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16607 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16608 * predict.c (tree_estimate_probability): Do not call
16609 calculate_dominance_info. Call create_preheaders.
16610 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16611 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16613 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16614 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16615 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16616 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16619 2007-04-08 Jan Hubicka <jh@suse.cz>
16621 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16622 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16623 * fold-const.c (fold_unary): Use it.
16625 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16627 * varasm.c (assemble_variable): Remove call to
16628 lang_hooks.decls.prepare_assemble_variable.
16629 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16630 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16631 * langhooks.h (lang_hooks_for_decls): Remove
16632 prepare_assemble_variable.
16634 2007-04-08 Mike Stump <mrs@apple.com>
16636 * config/i386/i386.c: Use inc/dec on Core2.
16638 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16640 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
16641 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16642 lhd_tree_inlining_end_inlining): Remove.
16643 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16644 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16645 end_inlining hooks.
16646 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16647 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16648 lhd_tree_inlining_end_inlining): Remove prototypes.
16649 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16650 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16651 LANG_HOOKS_TREE_INLINING_START_INLINING,
16652 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16654 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16657 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16660 * config/avr/predicates.md (io_address_operand): Delete predicate.
16661 (low_io_address_operand): Don't use 'mode' argument.
16662 (higth_io_address_operand): Rename ...
16663 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16664 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16667 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16669 Revert change removing staticp.
16671 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16674 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16677 2007-04-07 Bruce Korb <bkorb@gnu.org>
16679 * c.opt: Add -Wformat-contains-nul.
16680 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16682 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16683 the NUL byte warning.
16685 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16687 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16689 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16691 * tree.c (staticp): No longer use staticp langhook.
16692 * langhooks.c (lhd_staticp): Removed.
16693 * langhooks.h (struct lang_hooks): Remove staticp.
16694 * c-common.c (c_staticp): Remove.
16695 * c-common.h (c_staticp): Ditto.
16696 * langhooks-defs.h (lhd_staticp): Ditto.
16697 (LHD_HOOKS_STATICP): Ditto
16698 * tree.h (gcc_assert_lowered): New macro.
16700 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16702 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16703 argument "reliable".
16704 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16705 Add argument "reliable". Propagate it through calls.
16706 (infer_loop_bounds_from_undefined): Derive number of iterations
16707 estimates from references in blocks that do not dominate loop latch.
16708 (gcov_type_to_double_int): New function.
16709 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16710 and expected_loop_iterations_unbounded.
16711 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16712 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16713 * tree-data-ref.c (estimated_loop_iterations): Export.
16714 (get_references_in_stmt): Fix -- do not return addresses of local
16716 * cfgloop.h (expected_loop_iterations_unbounded,
16717 estimated_loop_iterations): Declare.
16719 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16721 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16723 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16725 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16726 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16727 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16728 Use output_387_reg_move().
16729 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16730 expander using X87MODEF12 mode macro.
16731 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16732 choosing register preferences. Use output_387_reg_move().
16733 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16734 instead of "x". Use output_387_reg_move().
16735 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16736 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16737 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16738 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16739 Use output_387_reg_move().
16740 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16742 (*truncxf?f_i387 splitter): Ditto.
16744 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16746 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16747 LANG_HOOKS_SAFE_FROM_P.
16748 * expr.c (safe_from_p): Remove langhook call.
16749 * langhooks.h (lang_hooks): Remove safe_from_p.
16750 (lhd_safe_from_p): Remove prototype.
16751 * langhooks.c (lhd_safe_from_p): Remove.
16753 2007-04-06 Jan Hubicka <jh@suse.cz>
16755 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16758 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16760 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16761 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16762 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16763 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16765 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16766 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16768 2007-04-05 Richard Henderson <rth@redhat.com>
16770 * config/alpha/alpha.c (print_operand) [+]: Remove.
16771 (alpha_end_function): Print nop if call at end of function.
16772 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16773 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16774 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16775 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16776 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16777 the call pattern. Update peepholes to match.
16779 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16781 * doc/extend.texi (Other Builtins): Add decimal float variants
16783 * builtins.def: Ditto.
16784 * builtins.c (expand_builtin): Ditto.
16786 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16787 H.J. Lu <hongjiu.lu@intel.com>
16790 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16791 of V8HImode when calling ix86_binary_operator_ok.
16792 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16793 (sdot_prodv8hi): Operands 1 and 2 must be register.
16795 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16797 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16798 initialize align to silence bogus warning.
16800 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16802 PR middle-end/22156
16803 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16805 (struct sra_walk_fns): Remove use_all parameter from use.
16806 (sra_hash_tree): Handle BIT_FIELD_REFs.
16807 (sra_elt_hash): Don't hash bitfld blocks.
16808 (sra_elt_eq): Skip them in parent compares as well. Handle
16810 (sra_walk_expr): Don't maintain or pass down use_all_p.
16811 (scan_use): Remove use_all parameter.
16812 (scalarize_use): Likewise. Re-expand assignment to
16813 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16814 output, and re-scalarize after output. Don't mark anything
16816 (scalarize_ldst): Adjust.
16817 (scalarize_walk_gimple_modify_statement): Likewise.
16818 (build_element_name_1): Handle BIT_FIELD_REFs.
16819 (instantiate_element): Don't warn for any element whose parent
16820 is used as a whole.
16821 (instantiate_missing_elements_1): Return the sra_elt.
16822 (canon_type_for_field): New.
16823 (try_instantiate_multiple_fields): New.
16824 (instantiate_missing_elemnts): Use them.
16825 (mark_no_warning): Removed.
16826 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16827 (REPLDUP, sra_build_elt_assignment): New.
16828 (generate_copy_inout): Use them.
16829 (generate_element_copy): Likewise. Handle bitfld differences.
16830 (generate_element_zero): Don't recurse for blocks. Use
16831 sra_build_elt_assignment.
16832 (generate_one_element_int): Take elt instead of var. Use
16833 sra_build_elt_assignment.
16834 (generate_element_init_1): Adjust.
16835 (scalarize_use, scalarize_copy): Use REPLDUP.
16836 (scalarize_ldst): Move assert before dereference.
16837 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16839 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16841 * regmove.c: Fix unused variable warnings due to previous commit.
16843 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16845 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16846 (regmove_bb_head): Remove.
16847 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16848 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16849 problems with fixup_match_1.
16850 Don't initialize/free regmove_bb_head.
16852 (reg_is_remote_constant_p): If an insn is in the same basic block
16853 but not before INSN, consider it remote, too.
16855 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16858 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16859 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16861 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16863 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16864 (CONDITIONAL_REGISTER_USAGE): Likewise.
16866 2007-04-04 Richard Henderson <rth@redhat.com>
16868 * config/alpha/lib1funcs.asm: Remove unused file.
16870 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16873 * opts.c (print_specific_help): Fix --help=<language>
16875 (common_handle_option): Support --help=common.
16877 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16880 * gcc.c (main): Do not run the linker if
16881 print_subprocess_help indicates that it shouldn't be
16884 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16887 * doc/invoke.texi (--help=): Document <languages> value, fix
16888 formatting in tables of values.
16890 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16892 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16893 dllimport attribute of virtual methods.
16895 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16897 * config/score/crti.asm: Change _bss_start to __bss_start.
16898 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16899 (OUTGOING_REG_PARM_STACK_SPACE) update.
16900 * config/score/score.opt: add options to make backend support
16901 score5, score5u, score7 and score7d.
16902 * config/score/score.md: Likewise.
16903 * config/score/misc.md: Likewise.
16904 * config/score/mac.md: Likewise.
16905 * doc/invoke.texi: Likewise.
16906 * doc/md.texi: update constraints define.
16908 2007-04-03 Richard Henderson <rth@redhat.com>
16910 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16911 an appropriate type, use the mode instead.
16913 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16915 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16916 Set the default --with-arch setting to mips2.
16917 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16918 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16919 (MULTILIB_OSDIRNAMES): Delete.
16920 (MULTILIB_DIRNAMES): Define.
16921 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16922 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16923 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16924 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16925 VXWORKS_OS_CPP_BUILTINS.
16926 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16927 (MIPS_DEBUGGING_INFO): Undefine.
16928 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16930 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16932 PR middle-end/30704
16933 * fold-const.c (native_encode_real): Encode real.c provided longs
16934 as a series of 32-bit native integers.
16935 (native_interpret_real): Interpret buffer as a series of 32-bit
16938 2007-04-03 Richard Guenther <rguenther@suse.de>
16940 * genpreds.c (write_insn_constraint_len): Write function
16941 optimized for CONSTRAINT_LEN implementation.
16942 (write_tm_preds_h): Output insn_constraint_len inline and
16943 use it for CONSTRAINT_LEN.
16944 (write_insn_preds_c): Don't output insn_constraint_len.
16945 * doc/md.texi (define_register_constraint): Document multi-letter
16946 constraints shall have the same length if they start with the same
16949 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16952 * config/i386/i386.md (isinf<mode>2): Expand only when
16953 TARGET_C99_FUNCTIONS is set.
16955 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16957 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16958 (x86_64-*-linux*): Ditto.
16959 * config/i386/i386.opt (mpc): New option.
16960 * config/i386/i386.c (overrride_options): Handle
16961 ix87_precision_string.
16962 * config/i386/crtprec.c: New file.
16963 * config/i386/t-crtpc: Ditto.
16964 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16965 and -mpc80 options.
16966 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16967 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16968 crtprec32.o, crtprec64.o and crtprec80.o.
16970 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16971 and -mpc80 options.
16972 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16974 2007-04-02 Eric Christopher <echristo@apple.com>
16976 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16977 limitations on darwin.
16979 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16982 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16984 2007-04-02 Dave Korn <dave.korn@artimi.com>
16986 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16988 2007-04-02 Dave Korn <dave.korn@artimi.com>
16990 * libgcc2.h (exception_descriptor): Don't forward-declare.
16991 (__get_eh_table_language, __get_eh_table_version): Delete
16992 prototypes of long-dead functions.
16994 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16996 * ebitmap.h: New file
16997 * ebitmap.c: New file
16998 * Makefile.in (ebitmap.o): New target.
17000 2007-04-01 Jan Hubicka <jh@suse.cz>
17002 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17003 before very first instruction.
17005 2007-04-01 Jan Hubicka <jh@suse.cz>
17007 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17008 waring on 64bit hosts.
17009 * bitmap.h: Fix typo in bitmap_head_def.
17011 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17013 PR rtl-optimization/31391
17014 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17015 into a DELETED_LABEL note, and the label is in an empty basic
17016 block, update BB_END as well as BB_HEAD.
17018 2007-04-01 Richard Henderson <rth@redhat.com>
17020 PR tree-optimization/31169
17021 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17022 to varying if the range is outside [0, prec-1].
17024 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17027 * config/mips/mips.md (load_const_gp): New insn.
17028 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17029 the MIPS16 GP pseudo register if no_new_pseudos.
17030 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17032 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17035 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17037 (call_value): Likewise.
17039 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17040 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17043 * doc/invoke.texi: (optimization options): Reword description
17044 of -ffast-math. Document its primary purpose.
17046 2007-03-31 Richard Guenther <rguenther@suse.de>
17048 * omp-low.c (splay-tree.h): Include.
17049 (lookup_decl): Replace splay-tree usage by pointer-map.
17050 (maybe_lookup_decl): Likewise.
17051 (new_omp_context): Likewise.
17052 (delete_omp_context): Likewise.
17053 * gimplify.c (splay-tree.h): Include.
17054 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17056 (remap_ssa_name): Likewise.
17057 (remap_decl): Likewise.
17058 (remap_type_1): Likewise.
17059 (remap_type): Likewise.
17060 (copy_body_r): Likewise.
17061 (expand_call_inline): Likewise.
17062 (clone_body): Likewise.
17063 (copy_tree_r): Likewise.
17064 (remap_save_expr): Likewise.
17065 (unsave_r): Likewise.
17066 (unsave_expr_now): Likewise.
17067 (tree_function_versioning): Likewise.
17068 (build_duplicate_type): Likewise.
17069 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17070 (struct copy_body_data): Replace splay-tree by pointer-map.
17071 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17072 not $(SPLAY_TREE_H).
17073 (gimplify.o): Depend on $(SPLAY_TREE_H).
17074 (omp-low.p): Likewise.
17076 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17078 * config/avr/predicates.md (even_register_operand,
17079 odd_register_operand): New predicates.
17080 * config/avr/avr.md (movw peephole2): New.
17081 (movw_r peephole2): New.
17083 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17085 * tree.h (get_signed_or_unsigned_type): New.
17086 * fold-const.c (operand_equal_for_comparison_p): Use
17087 get_signed_or_unsigned_type instead of
17088 lang_hooks.types.signed_or_unsigned_type.
17089 * expr.c (store_expr): Ditto.
17090 * langhooks.c (get_signed_or_unsigned_type): New.
17091 (lhd_signed_or_unsigned_type): New.
17092 * langhooks.h (lhd_signed_or_unsigned_type): New.
17093 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17095 2007-03-30 Richard Henderson <rth@redhat.com>
17097 * tree-ssa-loop-ivopts.c: Include target.h.
17098 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17099 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17100 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17101 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17103 2007-03-30 Richard Henderson <rth@redhat.com>
17104 Kai Tietz <kai.tietz@onevision.com>
17106 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17107 default for 64-bit.
17108 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17109 (TARGET_64BIT_MS_ABI): New.
17110 (DBX_REGISTER_NUMBER): Handle 64-bit.
17111 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17112 (LONG_TYPE_SIZE): Force to 32.
17113 (REG_PARM_STACK_SPACE): New.
17114 (OUTGOING_REG_PARM_STACK_SPACE): New.
17115 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17116 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17117 (STACK_BOUNDARY): Use 128 for 64-bit.
17118 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17119 Add 64-bit implementation.
17120 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17122 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17123 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17124 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17125 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17126 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17127 TARGET_64BIT_MS_ABI.
17128 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17129 (ix86_pass_by_reference): Likewise.
17130 (ix86_function_value_regno_p): Likewise.
17131 (ix86_build_builtin_va_list): Likewise.
17132 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17133 (function_arg_advance_ms_64): New.
17134 (function_arg_advance): Call it.
17135 (function_arg_ms_64): New.
17136 (function_arg): Call it.
17137 (function_value_ms_64): New.
17138 (ix86_function_value_1): Call it.
17139 (return_in_memory_ms_64): New.
17140 (ix86_return_in_memory): Call it.
17141 (setup_incoming_varargs_ms_64): New.
17142 (ix86_setup_incoming_varargs): Call it.
17143 (ix86_expand_prologue): Handle 64-bit stack probing.
17144 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17145 (output_pic_addr_const): Likewise.
17146 (x86_this_parameter): Likewise.
17147 (x86_output_mi_thunk): Likewise.
17148 (x86_function_profiler): Likewise.
17149 (TARGET_STRICT_ARGUMENT_NAMING): New.
17150 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17151 (TARGET_64BIT_MS_ABI): New.
17152 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17153 * config/i386/i386.md (allocate_stack_worker): Remove.
17154 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17155 describe the clobber of eax without a match_scratch.
17156 (allocate_stack_worker_postreload): Remove.
17157 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17158 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17159 (allocate_stack_worker_rex64_postreload): Remove.
17160 (allocate_stack): Handle 64-bit.
17161 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17162 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17163 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17164 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17165 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17166 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17167 * config.build (x86_64-*-mingw*): New host.
17168 * config.host (x86_64-*-mingw*): New host.
17169 * config.gcc (x86_64-*-mingw*): New target.
17170 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17172 2007-03-30 Richard Henderson <rth@redhat.com>
17173 Kai Tietz <kai.tietz@onevision.com>
17175 * c-pragma.c (struct def_pragma_macro_value): New.
17176 (struct def_pragma_macro): New.
17177 (pushed_macro_table): New.
17178 (dpm_hash, dpm_eq): New.
17179 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17180 (init_pragma): Install them.
17181 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17183 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17185 * config/avr/avr.c (avr_override_options): Clear
17186 'flag_delete_null_pointer_checks'.
17188 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17191 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17192 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17193 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17194 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17195 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17196 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17197 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17199 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17201 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17203 * regmove.c: Move all of pass_stack_adjustments from here...
17204 * combine-stack-adj.c: ...to this new file.
17205 * Makefile.in: Add rules for combine-stack-adj.o.
17207 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17209 PR tree-optimization/31383
17210 * tree-data-ref.c (affine_function_equal_p): Do not require the
17211 vectors to have the same length.
17213 2007-03-30 Jan Hubicka <jh@suse.cz>
17215 PR middle-end/30700
17216 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17217 availablility; add more sanity checking; ask varpool only about
17220 2007-03-29 Richard Henderson <rth@redhat.com>
17222 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17223 to decide, but __SIZEOF_LONG_LONG__.
17225 2007-03-29 Richard Henderson <rth@redhat.com>
17227 * emutls.c (struct __emutls_array): New.
17228 (emutls_destroy): Use it instead of casting element 0 from void*.
17229 (__emutls_get_address): Likewise.
17231 2007-03-29 Richard Henderson <rth@redhat.com>
17233 * varasm.c (initializer_constant_valid_p): Don't deny
17234 DECL_DLLIMPORT_P on functions.
17236 * config/i386/cygming.h: Remove function declarations.
17237 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17238 (ASM_OUTPUT_LABELREF): Remove.
17239 (COMMON_ASM_OP): Remove.
17240 (ASM_OUTPUT_COMMON): Remove.
17241 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17242 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17243 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17244 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17245 Rename from TARGET_ENCODE_SECTION_INFO.
17246 * config/i386/netware.h: Likewise.
17247 * config/i386/i386-protos.h: Update.
17248 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17249 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17250 (legitimate_constant_p): Reject dllimports.
17251 (dllimport_map, get_dllimport_decl): New.
17252 (legitimize_dllimport_symbol): New.
17253 (legitimize_address, ix86_expand_move): Use it.
17254 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17255 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17256 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17257 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17258 * config/i386/predicates.md (constant_call_address_operand): Only
17259 accept symbols; reject dllimport_p symbols.
17260 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17261 i386_pe_maybe_record_exported_symbol.
17262 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17263 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17264 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17265 trust the setting of DECL_DLLIMPORT_P.
17266 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17267 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17268 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17269 tidy the argument scanning loop.
17270 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17271 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17272 (i386_pe_strip_name_encoding): Remove.
17273 (i386_pe_binds_local_p): New.
17274 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17275 (i386_pe_output_labelref): Remove.
17276 (i386_pe_asm_output_aligned_decl_common): New.
17277 (i386_pe_maybe_record_exported_symbol): Rename from
17278 i386_pe_record_exported_symbol; check for dllexported symbols.
17280 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17282 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17283 add comment explaining why vsnprintf cannot be used.
17285 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17287 PR tree-optimization/30666
17288 * tree.c (build_complex_type): When creating type names for DWARF2
17289 debug info, create TYPE_DECLs for TYPE_NAME instead of
17291 (build_common_tree_nodes_2): Use build_complex_type when building
17292 predefined complex types, to preserve canonical types.
17294 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17296 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17297 (noce_get_alt_condition): Look at it to determine whether to
17298 reverse the condition or not.
17299 (noce_get_condition): Substitute the truth for lies.
17300 (noce_find_if_block): Set the then_else_reversed field.
17302 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17304 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17305 destination of this insn.
17306 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17307 than calling gen_rtx_SET directly. Use r0 to hold the value of
17308 'address + 4' rather than a stack based temporary which can be
17309 mis-optimized away.
17311 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17313 * config/s390/s390.c (s390_secondary_input_reload_class,
17314 s390_secondary_output_reload_class): Functions removed.
17315 (s390_secondary_reload): New function.
17316 (TARGET_SECONDARY_RELOAD): Target macro defined.
17317 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17318 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17319 * config/s390/s390.md ("reload_outti", "reload_outdi",
17320 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17321 "reload_out<mode>"): Expanders removed.
17322 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17323 "reload<mode>_nonoffmem_out"): Expanders added.
17325 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17327 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17328 action if SRC->DEST replacement failed anyway.
17330 2007-03-28 Mike Stump <mrs@apple.com>
17332 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17333 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17334 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17336 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17338 * config.gcc: Accept barcelona as a variant of amdfam10.
17339 * config/i386/i386.c (override_options): Likewise.
17340 * doc/invoke.texi: Likewise.
17342 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17344 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17345 offsets for BIT_FIELD_REF and COMPONENT_REF.
17347 2007-03-28 Richard Guenther <rguenther@suse.de>
17349 * tree.c (is_global_var): Move ...
17350 * tree-flow-inline.h (is_global_var): ... here.
17351 * tree.h (is_global_var): Remove declaration.
17353 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17355 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17357 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17358 * config/i386/i386.c (ix86_tune_features): Initialize new
17360 * config/i386/predicates.md (promotable_binary_operator): Use
17361 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17363 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17366 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17368 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17370 * config/fr30/fr30.md (movsi_internal): Change destination
17371 constraint from m to V and add m to the end.
17373 2007-03-28 Christian Bruel <christian.bruel@st.com>
17375 * config/sh/sh.md (movsi_i): Fix type attribute.
17377 2007-03-28 Christian Bruel <christian.bruel@st.com>
17379 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17380 (movsf_ie): Likewise.
17382 2007-03-28 Christian Bruel <christian.bruel@st.com>
17384 * config.gcc: Add sh4-300 to multilib.
17385 * config/sh/t-mlib-sh4-300: New file.
17387 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17389 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17390 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17391 fix_trunc<mode>di2.
17392 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17393 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17394 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17395 "fixuns_trunctddi2"): Whitespace fix.
17397 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17399 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17400 the definition of struct sh_args.
17401 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17402 CALL_COOKIE_INT_REG_GET): Likewise.
17404 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17406 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17407 transformations are applied successfully.
17409 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17411 * tree.c (tree_contains_struct): Permit 512 tree codes.
17412 * tree.h (tree_contains_struct): Ditto.
17413 (MAX_TREE_CODES): Ditto.
17414 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17415 SPARE member to store remaining padding bits.
17417 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17419 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17422 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17424 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17425 * configure: Regenerate.
17427 * configure: Regenerate using the correct version of autoconf.
17429 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17431 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17433 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17434 regs to "__SP_L__" and "__SP_H__".
17436 2007-03-27 Richard Guenther <rguenther@suse.de>
17438 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17439 computations with it with a HOST_WIDE_INT variable.
17441 2007-03-26 Mike Stump <mrs@apple.com>
17443 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17444 objective-c-header, objective-c++-header and objc++-cpp-output
17446 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17448 2007-03-26 Richard Henderson <rth@redhat.com>
17451 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17452 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17453 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17454 IX86_BUILTIN_PSRLQ128): New.
17455 (ix86_init_mmx_sse_builtins): Add them.
17456 (ix86_expand_builtin): Expand them.
17457 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17458 operand 2 be TImode.
17459 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17460 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17461 _mm_srli_epi64): Mark __B const.
17462 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17463 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17464 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17465 new two-vector shift builtins.
17467 2007-03-26 Ian Lance Taylor <iant@google.com>
17469 PR tree-optimization/31345
17470 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17471 [+INF, +INF(OVF)] into VARYING.
17473 2007-03-26 Zack Weinberg <zackw@panix.com>
17475 * gengtype-parse.c: New file.
17476 * gengtype-yacc.y: Delete.
17477 * gengtype-lex.l: Don't include gengtype-yacc.h.
17478 Define YY_DECL and yyterminate appropriately for recursive
17479 descent parser. yylval is now a string out-parameter to yylex.
17480 (HWS, EOID): New shorthand.
17481 (IWORD): Add a couple more types.
17482 (yylex): Add a setup stanza. Remove the complex rules for
17483 detecting GTY'ed types and typedefs; replace with simple
17484 keyword detectors. Adjust everything for the changed
17485 definition of yylval. Ignore all pp-directives, not just #define.
17487 (parse_file): Rename yybegin; do not call yyparse.
17489 * gengtype.c (xasprintf): Export again.
17490 (this_file): New. Use everywhere __FILE__ was being used.
17491 (get_lang_bitmap): Special case types defined in gengtype.c.
17492 (do_typedef, new_structure): Suppress definition of certain types.
17493 (new_structure): Improve diagnostics of duplicate definitions.
17494 Make sure location_s is associated with input.h.
17495 (nreverse_pairs, define_location_structures): New functions.
17496 (main): Improve tagging of kludge types. Remove old kludges
17497 for input.h types; use define_location_structures.
17498 * gengtype.h: Update prototypes. Define token codes here.
17499 * Makefile.in: Remove all references to gengtype-yacc.
17500 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17502 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17503 add GTY((skip)) to the field that's only conditionally there.
17504 * doc/install.texi: Document that Bison is no longer required
17505 unless building treelang.
17507 * gengtype.c: Don't include gtyp-gen.h.
17508 (srcdir): Declare here.
17509 (base_files, lang_dir_names): Allocate dynamically.
17510 (gt_files, num_gt_files, num_lang_dirs): New globals.
17511 (measure_input_list, read_input_line, read_input_list)
17512 (set_lang_bitmap): New functions.
17513 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17514 simplify, relying on read_input_list to set up the bitmaps.
17515 (main): Arguments are no longer unused. Check for correct number
17516 of command line arguments, set srcdir and srcdir_len, then call
17517 read_input_list, before doing anything else. No need to worry
17518 about duplicates in main loop.
17519 * configure.ac: Simplify the calculation of all_gtfiles.
17520 Put language tags in there. Don't set or substitute
17521 all_gtfiles_files_langs or all_gtfiles_files_frags.
17522 * Makefile.in: Revamp the way gengtype is invoked, now that it
17523 takes a file on its command line with a much simpler format.
17524 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17525 (GTFILES): Remove duplicates and C source files.
17526 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17527 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17528 * configure: Regenerate.
17530 * gengtype.h: Remove all type definitions to gengtype.c; leave
17531 only definitions of options_p, type_p, and pair_p as opaque
17532 pointers. Update prototypes.
17533 * gengtype.c: Many type definitions moved here from gengtype.h.
17534 Consolidate type definitions at the top of the file.
17535 (xvasprintf): Delete.
17536 (xasprintf): Make static.
17537 (create_nested_pointer_option): Add 'next' parameter.
17538 (create_field_all, create_field_at): New functions.
17539 (create_field): Now a thin wrapper around create_field_all.
17540 (create_optional_field): Rename create_optional_field_ and add
17541 line argument. Original name is now a macro which supplies
17543 (oprintf): Use vsnprintf directly.
17544 (close_output_files): Use fatal rather than perror/exit.
17545 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17546 (main): Set progname. Don't use exit.
17547 * gengtype-yacc.y (struct_fields): Use create_field_at.
17548 (option, optionseqopt): Delete.
17549 (optionseq): Consolidate productions from option here so we
17550 can use the first argument to create_option.
17552 * gengtype-lex.l: Distinguish unions from structures in the
17553 token type. Don't call find_structure; return the tag as a string.
17554 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17555 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17556 string. Reorganize typedef_struct production accordingly.
17557 Use create_nested_ptr_option.
17558 * gengtype.c (create_nested_ptr_option): New function.
17559 * gengtype.h: Declare it.
17561 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17562 (string_type): Don't declare.
17563 (do_scalar_typedef): Declare.
17564 (create_scalar_type): Update prototype.
17565 * gengtype.c (string_type): Make static.
17566 (scalar_nonchar, scalar_char): New.
17567 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17568 (resolve_typedef): Use scalar_nonchar for error recovery.
17569 (create_scalar_type): Remove name_len field. Return scalar_char
17570 or scalar_nonchar as appropriate.
17571 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17572 to use string_type.
17573 (throughout): Use scalar_nonchar instead of calling
17574 create_scalar_type, whenever possible.
17575 (main): Initialize scalar_char and scalar_nonchar before calling
17577 * gengtype-lex.l: Adjust for removal of second argument to
17578 create_scalar_type. Use yylval.s instead of yylval.t when
17580 * gengtype-yacc.y: Type of SCALAR is string. Call
17581 create_scalar_type from type:SCALAR rule. Adjust for removal of
17582 second argument to create_scalar_type.
17584 * vec.h: Remove all #if IN_GENGTYPE blocks.
17585 Add comment saying that changes may require adjustments to gengtype.
17586 * gengtype.c: Don't include coretypes.h or tm.h.
17587 Add comment to inclusion of errors.h.
17588 (note_def_vec, note_def_vec_alloc): New functions.
17589 * gengtype.h: Declare new functions.
17590 * gengtype-lex.l: Don't include coretypes.h.
17591 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17593 (update_lineno): Remove unnecessary prototype.
17594 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17595 (VEC rule): Just return VEC_TOKEN.
17596 * gengtype-yacc.y (VEC_TOKEN): New token type.
17597 (type): Add a production for VEC(a,b).
17598 * Makefile.in: Update dependencies.
17600 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17601 typedefs that use the old PARAMS macro.
17603 * gengtype-lex.l: Remove all rules and states relating to yacc
17605 * gengtype-yacc.y: Similarly.
17606 * gengtype.c (note_yacc_type): Delete function.
17607 * gengtype.h: Update prototypes.
17609 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17611 * tree-pretty-print.c (dump_generic_node): Report precision of
17612 unnamed integer types.
17614 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17616 * ifcvt.c (noce_try_store_flag_constants): Don't check
17617 no_new_pseudos here.
17618 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17619 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17620 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17621 noce_try_sign_mask): Likewise.
17622 (if_convert): Check no_new_pseudos here.
17624 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17626 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17627 (noce_get_condition): Handle new then_else_reversed argument.
17628 (noce_init_if_info): Remove, fold into noce_find_if_block.
17629 (noce_process_if_block): Take a struct noce_if_info as the
17630 argument. Don't set up one based on ce_if_info. Update pointer
17631 references accordingly.
17632 (cond_move_process_if_block): Likewise.
17633 (process_if_block): Removed.
17634 (find_if_block): Removed. Move functionality two new functions,
17635 noce_find_if_block and cond_exec_find_if_block.
17636 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17637 blocks and the symmetric IF-ELSE-JOIN case.
17638 (cond_exec_find_if_block): Also new function mostly based on old
17639 find_if_block and process_if_block.
17640 (find_if_header): Replace find_if_block call with separately
17641 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17642 (find_cond_trap): Update noce_get_condition call.
17643 (dead_or_predicable): Likewise.
17645 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17647 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17649 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17650 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17651 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17652 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17653 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17654 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17655 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17656 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17657 __builtin_ia32_psrad128 builtins.
17659 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17661 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17662 * config/i386/constraints.md
17663 (define_constraint "I"): Use IN_RANGE macro.
17664 (define_constraint "J"): Ditto.
17665 (define_constraint "K"): Ditto.
17666 (define_constraint "M"): Ditto.
17667 (define_constraint "N"): Ditto.
17668 (define_constraint "O"): Ditto.
17669 * config/i386/predicates.md
17670 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17671 (define_predicate "const_0_to_3_operand"): Ditto.
17672 (define_predicate "const_0_to_7_operand"): Ditto.
17673 (define_predicate "const_0_to_15_operand"): Ditto.
17674 (define_predicate "const_0_to_63_operand"): Ditto.
17675 (define_predicate "const_0_to_255_operand"): Ditto.
17676 (define_predicate "const_1_to_31_operand"): Ditto.
17677 (define_predicate "const_2_to_3_operand"): Ditto.
17678 (define_predicate "const_4_to_7_operand"): Ditto.
17680 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17682 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17683 in SImode for save_world.
17684 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17687 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17689 PR tree-optimization/30784
17690 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17693 2007-03-25 Revital Eres <eres@il.ibm.com>
17695 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17696 Fold movement_possibility function into it.
17698 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17700 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17701 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17702 (call_indirect_nonlocal_darwin64): Same.
17703 (call_nonlocal_darwin64): Same.
17704 (call_value_indirect_nonlocal_darwin64): Same.
17705 (call_value_nonlocal_darwin64): Same.
17706 (sibcall_nonlocal_darwin64): Same.
17707 (sibcall_value_nonlocal_darwin64): Same.
17708 (sibcall_symbolic_64): Same.
17709 (sibcall_value_symbolic_64): Same.
17710 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17712 (rs6000_emit_load_toc_table): Same.
17713 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17714 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17716 (divss_call): Same.
17717 (divus_call): Same.
17718 (quoss_call): Same.
17719 (quous_call): Same.
17720 (load_toc_v4_pic_si): Same
17721 (load_toc_v4_PIC_1): Same.
17722 (load_toc_v4_PIC_1b): Same.
17723 (call_indirect_aix{32,64}): Same.
17724 (call_value_indirect_aix{32,64}): Same.
17726 (call_value): Same.
17727 (call_local{32,64}): Same.
17728 (call_value_local{32,64}): Same.
17729 (call_indirect_nonlocal_aix{32,64}): Same.
17730 (call_nonlocal_aix{32,64}): Same.
17731 (call_value_indirect_nonlocal_aix{32,64}): Same.
17732 (call_value_nonlocal_aix{32,64}): Same.
17733 (call_indirect_nonlocal_sysv<mode>): Same.
17734 (call_nonlocal_sysv<mode>): Same.
17735 (call_value_indirect_nonlocal_sysv<mode>): Same.
17736 (call_value_nonlocal_sysv<mode>): Same.
17738 (sibcall_local{32,64}): Same.
17739 (sibcall_value_local{32,64}): Same.
17740 (sibcall_nonlocal_aix{32,64}): Same.
17741 (sibcall_value_nonlocal_aix{32,64}): Same.
17742 (sibcall_nonlocal_sysv<mode>): Same.
17743 (sibcall_value): Same.
17744 (sibcall_value_nonlocal_sysv<mode>): Same.
17746 2007-03-24 Paul Brook <paul@codesourcery.com>
17748 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17749 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17751 2007-03-24 Richard Henderson <rth@redhat.com>
17753 * config/ia64/constraints.md: New file.
17754 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17755 satisfies_constraint_?.
17756 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17757 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17758 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17759 ia64_output_mi_thunk): Likewise.
17760 (ia64_const_ok_for_letter_p): Remove.
17761 (ia64_const_double_ok_for_letter_p): Remove.
17762 (ia64_extra_constraint): Remove.
17763 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17764 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17765 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17766 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17767 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17768 EXTRA_MEMORY_CONSTRAINT): Remove.
17769 * config/ia64/ia64.md: Include constriants.md. Replace
17770 CONST_OK_FOR_? with satisfies_constraint_?.
17772 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17773 H.J. Lu <hongjiu.lu@intel.com>
17775 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17777 (name macros): Use DPD_BID_NAME to convert names properly.
17779 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17780 decimal floating point format.
17781 (init_floating_libfuncs): Change decimal functions so that they
17782 have a "bid_" prefix if the decimal system uses the BID format,
17783 and "dpd_" prefix if the decimal system uses the DPD format.
17784 (init_interclass_conv_libfuncs): Ditto.
17785 (init_intraclass_conv_libfuncs): Ditto.
17787 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17788 using the BID format.
17790 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17791 whether we are using the BID decimal format.
17792 * configure: Regenerate.
17794 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17795 the compiler has decimal floating point enabled. Define
17796 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17799 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17800 using the BID format.
17802 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17803 whether we are using the BID decimal format.
17804 * configure: Regenerate.
17806 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17807 the compiler has decimal floating point enabled. Define
17808 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17811 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17812 options, and that it is enabled for i386/x86_64 systems.
17814 * Makefile.in (enable_decimal_float): New.
17816 (DECNUMINC): Add -I$(DECNUMFMT).
17817 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17818 to $(DECNUMFMT) from $(DECNUM).
17820 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17821 Substitute enable_decimal_float.
17822 * configure: Regenerated.
17825 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17828 * configure.ac: Enable decimal float for x86_64-*-linux*.
17829 * configure: Regenerated.
17832 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17833 decimal128ClearSign to flip and clear the sign bit in decimal128.
17834 (decimal_real_maxval): Set decimal128SetSign to set the sign
17837 2007-03-23 Ian Lance Taylor <iant@google.com>
17839 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17841 2007-03-23 Ian Lance Taylor <iant@google.com>
17843 * tree-dump.c (dump_files): Correct comment.
17845 2007-03-23 Ian Lance Taylor <iant@google.com>
17847 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17849 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17851 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17852 in cfglayout mode. Don't go into and out of cfglayout mode.
17853 Link the blocks in the order of the constructed traces.
17854 (rest_of_handle_tracer): Adjust call to tracer.
17855 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17856 Don't go into cfglayout mode.
17857 (rtl_loop_done): Don't go out of cfglayout mode.
17858 * cfglayout.c (relink_block_chain): New function, split out from...
17859 (fixup_reorder_chain): ...here. Remove redundant checking.
17860 (cfg_layout_finalize): Don't clear the header, footer, and aux
17861 fields here, move the code to do so to relink_block_chain. Likewise
17862 for free_original_copy_tables.
17863 * rtl.h (tracer): Update prototype.
17864 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17865 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17866 mode. Use relink_block_chain to serialize the CFG according to the
17867 new basic block order. Move targetm.cannot_modify_jumps_p check from
17869 (gate_handle_reorder_blocks): ...to here.
17870 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17872 (gate_duplicate_computed_gotos): ...to here.
17873 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17874 something always changes when going into and out of cfglayout mode.
17875 Perform an expensive cfg cleanup while going into cfglayout mode.
17876 Always update liveness information on HAVE_conditional_execution
17877 targets. Reserialize the basic blocks and go out of cfglayout mode.
17878 * reg-stack.c: Include cfglayout.h.
17879 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17880 the call to reorder_basic_blocks.
17881 * basic-block.h (reorder_basic_blocks): Update prototype.
17882 (relink_block_chain): New prototype.
17883 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17885 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17887 * config/mips/mips.md (type, hazard, *movdi_32bit,
17888 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17889 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17890 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17891 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17892 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17894 (movcc): Change first xfer to multi.
17895 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17896 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17897 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17898 config/mips/generic.md: Change reservations using "xfer" to use
17900 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17901 using match_operand.
17902 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17903 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17905 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17907 2007-03-22 Richard Henderson <rth@redhat.com>
17909 * config/i386/i386.c: Remove unnecessary function declarations.
17910 Move targetm definition, and all related macros, to the end of
17911 the file. Resort some functions to put definitions before uses.
17912 (ix86_attribute_table): Make static. Move to end of file.
17913 (ix86_gimplify_va_arg): Make static.
17915 2007-03-22 Richard Henderson <rth@redhat.com>
17917 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17918 don't increase local_regparm with force_align_arg_pointer check.
17919 (ix86_function_sseregparm): Assert 32-bit.
17920 (type_has_variadic_args_p): New.
17921 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17922 type_has_variadic_args_p.
17923 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17924 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17925 use memset instead. Do maybe_vaarg check first; skip attribute
17926 tests if true; skip attribute tests for 64-bit.
17927 (construct_container): Remove TARGET_DEBUG_ARG.
17928 (function_arg_advance_32, function_arg_advance_64): Split out ...
17929 (function_arg_advance): ... from here.
17930 (function_arg_32, function_arg_64): Split out ...
17931 (function_arg): ... from here.
17932 (ix86_pass_by_reference): Tidy.
17933 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17934 (function_value_32): New, from parts of ix86_function_value
17935 and ix86_value_regno.
17936 (function_value_64): New, from parts of ix86_function_value
17937 and ix86_libcall_value.
17938 (ix86_function_value_1): New.
17939 (ix86_function_value, ix86_libcall_value): Use it.
17940 (return_in_memory_32, return_in_memory_64): Split out ...
17941 (ix86_return_in_memory): ... from here.
17942 (ix86_struct_value_rtx): Skip for 64-bit.
17943 (ix86_libcall_value, ix86_value_regno): Remove.
17944 (setup_incoming_varargs_64): Split out ...
17945 (ix86_setup_incoming_varargs): ... from here.
17946 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17947 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17948 * config/i386/i386-protos.h (ix86_function_value): Remove.
17949 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17951 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17954 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17955 infinities not supported, otherwise emit warning if -Woverflow. On
17956 underflow, emit warning if -Woverflow.
17957 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17959 * real.h (real_from_string): Update declaration
17961 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17962 Richard Henderson <rth@redhat.com>
17964 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17965 * calls.c (compute_argument_block_size, expand_call,
17966 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17967 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17968 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17969 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17970 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17971 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17972 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17973 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17976 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17978 * c-incpath.c (add_sysroot_to_chain): New.
17979 (merge_include_chains): Add sysroot argument. Call
17980 add_sysroot_to_chain if sysrooted.
17981 (register_include_chains): Update call to merge_include_chains.
17982 * doc/cppopts.texi: Document use of '=' in include directory
17985 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17987 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17988 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17989 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17990 insn pattern using X87MODEF12 mode macro.
17992 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17994 * regmove.c (regmove_optimize): Use reg_mentioned_p
17995 instead of reg_overlap_mentioned_p for DST.
17997 2007-03-21 Mike Stump <mrs@apple.com>
17999 * c.opt: Fixup for Objective-C/C++.
18001 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18003 * explow.c (convert_memory_address): Fold memory reference when
18004 POINTERS_EXTEND_UNSIGNED < 0
18006 2007-03-21 Richard Henderson <rth@redhat.com>
18009 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18010 * config/i386/mmintrin.h (__m64): Likewise.
18011 * config/i386/xmmintrin.h (__m128): Likewise.
18013 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18015 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18016 (VXWORKS_OS_CPP_BUILTINS): Define.
18017 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18018 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18020 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18022 * rtl.h (constant_pool_reference_p): Delete.
18023 (find_constant_src): Declare.
18024 * rtlanal.c (find_constant_src): New function.
18025 * simplify-rtx.c (constant_pool_reference_p): Delete.
18026 * config/i386/i386.md: Use find_constant_src instead of
18027 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18029 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18031 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18032 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18034 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18036 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18037 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18038 (arm_elf_asm_constructor): Use it.
18039 (arm_elf_asm_destructor): New function.
18041 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18043 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18045 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18047 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18049 2007-03-19 Andrew Haley <aph@redhat.com>
18051 PR tree-optimization/31264
18052 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18053 VIEW_CONVERT_EXPRs.
18055 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18057 PR rtl-optimization/30907
18058 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18059 (fwprop_init): Always call loop_optimizer_initialize.
18060 (fwprop_done): Always call loop_optimizer_finalize.
18061 (fwprop): We always have loop info now.
18062 (gate_fwprop_addr): Remove.
18063 (pass_fwprop_addr): Use gate_fwprop as gate.
18065 PR rtl-optimization/30841
18066 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18067 df_chain_alloc): Call df_reorganize_refs unconditionally.
18068 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18069 refs_organized to refs_organized_size.
18070 (df_ref_create_structure): Use refs_organized_size instead of
18071 bitmap_size if refs had been organized, and keep refs_organized_size
18073 * df.h (struct df_ref_info): Change refs_organized to
18074 refs_organized_size.
18075 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18078 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18080 * except.c (output_function_exception_table): Do not reference the
18081 EH personality routine for functions that do not require an
18084 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18087 * c-typeck.c (convert_for_assignment): Call comptypes for
18088 RECORD_TYPE or UNION_TYPE.
18090 PR inline-asm/30505
18091 * reload1.c (reload): Do invalid ASM checking after
18092 cleanup_subreg_operands.
18094 2007-03-19 Jeff Law <law@redhat.com>
18096 * tree-cfg.c (find_taken_edge): Tighten conditions for
18097 optimizing computed gotos.
18099 2007-03-19 Michael Matz <matz@suse.de>
18101 * builtins.c (expand_builtin_sync_operation,
18102 expand_builtin_compare_and_swap,
18103 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18106 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18107 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18110 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18112 * doc/tm.texi: Add brackets around the return type of
18113 TARGET_SECONDARY_RELOAD.
18115 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18116 Richard Guenther <rguenther@suse.de>
18118 PR tree-optimization/31254
18119 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18120 Use handled_component_p () where appropriate. Continue
18121 propagating into the rhs if we propagated into an INDIRECT_REF
18124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18126 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18127 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18128 (xde, xdee): Mode attributes adjusted to support DFP modes.
18129 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18130 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18131 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18132 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18133 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18134 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18135 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18137 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18138 "movsf"): Insn definitions removed.
18139 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18140 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18141 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18143 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18144 "reload_in<mode>", "reload_out<mode>"): Expander added.
18145 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18148 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18150 * config/s390/s390.md: Only non-functional changes. Renamed
18151 FPR mode macro to BFP all over the file.
18153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18155 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18156 (op_type attribute): RRF instruction type added.
18157 (fT0): New mode attribute.
18158 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18159 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18160 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18161 instruction no secondary memory is needed when moving DFmode values
18162 between GPRs and FPRs.
18164 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18166 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18167 inverted and documentation adjusted.
18168 ("mhard-dfp", "msoft-dfp"): New options.
18169 * config/s390/s390.c (s390_handle_arch_option): New architecture
18171 (override_options): Sanity checks for the new options added.
18172 * config.gcc: New architecture switch: z9-ec.
18173 * config/s390/s390.h (processor_flags): PF_DFP added.
18174 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18175 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18176 when the bit is NOT set so remove it from the defaults.
18178 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18180 * genemit.c (main): Print include statement for dfp.h.
18181 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18184 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18186 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18188 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18191 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18192 instead of PATTERN.
18194 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18196 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18197 attr_length_call, output_call, output_indirect_call): Cleanup
18198 formatting of targetm calls.
18200 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18202 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18204 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18206 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18207 reservation, bypass and anti-bypass descriptions for these
18208 instructions. Update move patterns.
18209 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18212 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18214 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18215 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18216 (get_initial_def_for_reduction): Likewise.
18218 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18220 Fix PR tree-optimization/29922
18221 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18222 (get_representative): Removed.
18223 (value_dies_in_block_x): Update for rvuse removal.
18224 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18225 (compute_antic_aux): Handle when PHI nodes appear in
18226 non-single-successors.
18227 (dump_bitmap_of_names): Removed.
18228 (compute_antic_safe): Renamed and removed rvuse calculation.
18229 Calculate only antic safe.
18230 (insert_into_preds_of_block): Remove assert.
18231 (execute_pre): Update for renamed functions.
18232 (defer_or_phi_translate_block): New function.
18234 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18236 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18237 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18239 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18240 Follow spelling conventions.
18242 * tree-data-ref.h: Remove the prototype for analyze_array.
18244 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18246 PR tree-optimization/31041
18247 * tree-vect-transform.c (get_initial_def_for_induction): Call
18248 force_gimple_operand.
18250 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18252 * ipa-type-escape.c (look_for_casts) : Revert code to use
18253 handled_component_p due to ada test a-numaux.adb.
18255 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18257 * final.c (final_scan_insn): Alter the condition of a
18258 conditional trap if we have nonstandard CC.
18260 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18262 * configure.ac: Remove excess quoting from asm line 0 test.
18263 * configure: Rebuilt.
18265 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18267 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18268 * c-common.c (convert_and_check): Move warning logic to...
18269 (warnings_for_convert_and_check): ...here. Define.
18270 * c-common.h (warnings_for_convert_and_check): Declare.
18272 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18274 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18275 (output_call): Likewise.
18277 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18279 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18281 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18283 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18285 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18287 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18288 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18290 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18292 PR tree-optimization/31183
18293 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18294 Use double_int instead of unsigned int for representing access_strides.
18295 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18297 2007-03-16 Richard Guenther <rguenther@suse.de>
18299 PR tree-optimization/31146
18300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18301 to allow recursion of forward_propagate_addr_expr.
18302 (forward_propagate_addr_into_variable_array_index): Likewise.
18303 (forward_propagate_addr_expr): Likewise.
18304 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18305 (forward_propagate_addr_expr_1): Recurse on simple copies
18306 instead of propagating into them. Do so for useless conversions
18308 (forward_propagate_addr_expr): Clean up unused statements after
18311 2007-03-16 Richard Guenther <rguenther@suse.de>
18313 * builtins.c (expand_builtin_cexpi): Use the right argument
18314 for the expansion via cexp.
18316 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18318 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18319 * configure: Rebuilt.
18321 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18324 * dwarf2out.c (force_type_die): Adjust comment.
18325 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18327 2007-03-15 DJ Delorie <dj@redhat.com>
18329 * config/frv/predicates.md (minmax_operator): Don't check operands
18332 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18334 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18335 Update constant estimates of number of iterations.
18336 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18337 argument renamed to "realistic".
18338 (compute_estimated_nb_iterations): Removed.
18339 (record_niter_bound): New function.
18340 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18341 call record_nonwrapping_iv with upper = false.
18342 (infer_loop_bounds_from_signedness): Pass upper argument to
18343 record_nonwrapping_iv.
18344 (estimate_numbers_of_iterations_loop): Do not call
18345 compute_estimated_nb_iterations. Record estimate based on profile
18346 information. Initialize the constant estimates of number of
18348 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18350 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18351 number of iterations is too small.
18352 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18353 (EST_NOT_AVAILABLE): Removed.
18354 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18355 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18358 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18360 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18361 Handle NE_EXPR guards.
18363 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18366 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18367 Set also -pedantic-errors by default for the preprocessor unless
18368 -fpermissive is given.
18370 2007-03-15 Richard Guenther <rguenther@suse.de>
18372 PR middle-end/29719
18373 PR middle-end/31161
18374 * builtins.c (expand_builtin_cexpi): As a fallback if we
18375 don't have builtins for sincos or cexp create a function
18376 declaration for cexp and expand to a call to that.
18377 (expand_builtin_int_roundingfn): Always fall
18378 back to floor/ceil and its variants even if they may be
18381 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18383 PR middle-end/31159
18384 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18385 jump tables, move the call to delete_dead_jumptables from here...
18386 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18387 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18388 don't allow merging of blocks that try_redirect_by_replacing_jump
18389 also does not handle when not optimizing.
18391 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18392 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18394 * config/i386/i386.md (x86_sahf_1): Correctly handle
18397 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18401 x86_64_general_operand as operand[2] predicate. Remove "iF"
18402 from operand constraints and use "e" constraint instead.
18403 (*subti3_1, *subti3_1 splitter): Ditto.
18404 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18405 operand[1] predicate.
18407 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18409 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18410 arrays, multiply the access strides by the size of the sub-array.
18411 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18413 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18415 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18416 the configured assembler supports the sahf mnemonic.
18417 * configure: Regenerate.
18418 * config.in: Regenerate.
18420 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18421 emit "sahf" or ".byte\t0x9e" as asm template.
18423 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18426 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18427 option to replace hard coded TARGET_xxx in md file.
18428 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18429 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18430 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18431 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18432 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18433 (X86_TUNE_NOT_VECTORMODE): Ditto.
18434 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18435 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18436 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18437 (TUNE_SLOW_IMUL_IMM8): Ditto.
18438 (TUNE_MOVE_M1_VIA_OR): Ditto.
18439 (TUNE_NOT_UNPAIRABLE): Ditto.
18440 (TUNE_NOT_VECTORMODE): Ditto.
18442 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18445 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18446 tuning options instead of hard coded TARGET_xxx.
18447 (fix ssemode peephole2's): Ditto.
18448 (imul peephole2's): Ditto.
18450 (movdi_or_rex64): Ditto.
18451 (move peephole2): Ditto.
18452 (not peephole2's): Ditto.
18454 2007-03-14 Dirk Mueller <dmueller@suse.de>
18456 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18457 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18458 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18460 * c-parser.c (c_parser_do_statement): Warn about empty body in
18461 do/while statement.
18462 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18463 * doc/invoke.texi (-Wempty-body): Update documentation.
18465 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18468 * c-common.h (warn_for_div_by_zero): Declare.
18469 * c-common.c (warn_for_div_by_zero): Define.
18470 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18473 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18475 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18476 to PREFIX and STANDARD_PREFIX.
18478 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18479 Phil Edwards <phil@codesourcery.com>
18481 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18482 (__gthread_once_t): Remove busy field for RTPs.
18483 (__GTHREAD_ONCE_INIT): Update accordingly.
18485 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18487 * doc/invoke.texi: Document VxWorks options.
18489 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18491 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18493 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18495 PR tree-optimization/30590
18496 * tree-nrv.c (tree_nrv): Check for the partial update of the
18499 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18501 * flags.h (flag_random_seed): Remove declaration, in favor of...
18502 * toplev.h (get_random_seed, set_random_seed): ... these.
18503 * tree.c (get_file_function_name): Use the former.
18504 * opts.c (common_handle_option): Use the latter.
18507 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18509 PR middle-end/31127
18510 * cse.c (cse_find_path): Do not bail out if a basic block that
18511 we already visited now becomes part of a path that starts at a
18512 different basic block. Just disallow this, to make sure we
18513 visit each basic block at most once.
18515 2007-03-13 Jan Hubicka <jh@suse.cz>
18517 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18518 attributes, when profile esitmate is present, calls with very low
18519 frequency are cold.
18521 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18523 PR tree-optimization/30730
18524 PR tree-optimization/26900
18525 * tree-ssa-loop-niter.c: Include gmp.h.
18526 (bounds): New type.
18527 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18528 split_to_var_and_offset, determine_value_range,
18529 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18530 bound_difference, bounds_add, bounds_negate,
18531 number_of_iterations_ne_max, dump_affine_iv): New functions.
18532 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18533 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18534 difference of initial and final value of control iv to validate
18536 (number_of_iterations_cond): Add loop parameter. Determine bounds
18537 on the difference of the extremes of the control iv. Add dumps.
18538 (expand_simple_operations): Handle phi nodes.
18539 (simplify_using_initial_conditions): Do not record used conditions.
18540 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18541 Do not set additional_info.
18542 (implies_nonnegative_p, implies_ge_p): Removed.
18543 (derive_constant_upper_bound): Do not use parameter `additional'.
18544 (record_estimate): Parameter `additional' removed. Parameter
18545 `i_bound' added. Do not call derive_constant_upper_bound.
18546 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18547 bound the number of iterations estimate.
18548 (estimate_numbers_of_iterations_loop): Pass the estimate from
18549 the number of iterations analysis to record_estimate.
18550 * tree.h (multiple_of_p): Declare.
18551 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18552 (scev_const_prop): Do not check expression_expensive_p.
18553 * fold-const.c (multiple_of_p): Exported.
18554 * double-int.c (double_int_mask): Exported.
18555 * double-int.h (double_int_mask): Declare.
18556 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18557 field. Added max field.
18559 2007-03-13 David Taylor <taylor@candd.org>
18562 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18565 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18568 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18569 two unamed patterns.
18571 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18573 * config/i386/i386.opt (mcx16, msahf): New options.
18574 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18575 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18577 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18578 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18579 Output -mcx16 and -msahf options when corresponding bit is set.
18581 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18582 and -msahf options.
18584 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18586 * configure.ac: Test for assembler tolerance to # 0 "".
18587 * configure, config.in: Rebuilt.
18588 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18590 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18592 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18594 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18595 (handle_syscall): Handle direct system calls.
18596 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18598 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18600 * doc/invoke.texi: Fix cpp.info cross-reference.
18601 * doc/passes.texi: Fix gcc.info cross-reference.
18603 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18605 PR tree-optimization/30835
18606 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18607 bb_for_stmt is not NULL before accessing it.
18609 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18611 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18614 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18617 * doc/install.texi: Document --enable-stage1-languages
18619 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18621 * tree-pass.h (pass_into_cfg_layout_mode,
18622 pass_outof_cfg_layout_mode): Declare.
18623 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18624 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18625 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18626 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18628 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18630 * c-decl.c (warn_variable_length_array): New function.
18631 Refactored from grokdeclarator to handle warn_vla
18632 and handle unnamed array case.
18633 (grokdeclarator): Refactored VLA warning case.
18634 * c.opt (Wvla): New flag.
18635 * doc/invoke.texi (Wvla): New warning.
18637 2007-03-12 Richard Henderson <rth@redhat.com>
18639 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18640 (TARGET_SECTION_TYPE_FLAGS): New.
18642 2007-03-12 Richard Henderson <rth@redhat.com>
18644 * config/darwin.c (machopic_reloc_rw_mask): New.
18645 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18646 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18648 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18650 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18651 * cppdefault.h (cpp_PREFIX): Document.
18652 (cpp_PREFIX_len): Likewise.
18653 (cpp_EXEC_PREFIX): New variable.
18654 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18655 * c-incpath.c (add_standard_paths): Correct logic for relocating
18656 paths within prefix.
18658 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18660 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18661 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18663 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18664 fix_truncdfdi_sse using SSEMODEF mode macro.
18665 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18666 fix_truncdfsi_sse using SSEMODEF mode macro.
18667 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18668 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18670 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18672 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18673 elfos.h to tm_file.
18675 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18677 * tree.h : Add multiple_of_p declaration.
18678 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18679 * ipa-type-escape.c (results_of_malloc): Redundant.
18680 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18681 (cast_type): Extended with new members.
18682 (check_cast): Returns cast_type.
18683 (cast): New structure for data of walk_use_def_chains.
18684 (is_malloc_result, is_cast_from_non_pointer_1,
18685 is_cast_from_non_pointer,
18686 is_array_access_through_pointer_and_index): New functions.
18687 (look_for_casts): Returns cast types.
18688 (check_call): Returns void.
18689 (okay_pointer_operation): Use support of pointer plus index,
18690 pointer plus constant and allow all multiplications.
18692 2007-03-11 Richard Guenther <rguenther@suse.de>
18694 PR tree-optimization/31115
18695 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18696 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18697 A shift count of zero is not special as with *_DIV_EXPR.
18698 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18701 2007-03-11 Ian Lance Taylor <iant@google.com>
18703 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18704 the *_DIV_EXPR codes correctly with overflow infinities.
18706 2007-03-11 Ira Rosen <irar@il.ibm.com>
18708 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18709 indicate success/failure of the analysis. Add negation to subtrahend
18710 in case of subtraction. Fail if both operands contain constants.
18711 (create_data_ref): Fail if analyze_offset fails.
18713 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/i386.md (frndintxf2): Rename to ...
18716 (rintxf2): ... this. Remove expander having same name.
18717 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18718 (roundsf2, rounddf2): Ditto.
18719 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18720 (lround<mode>di2, lround<mode>si2): Ditto.
18722 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18724 * lower-subreg.c: Include except.h.
18725 (decompose_multiword_subregs): Verify that the only control flow
18726 insns we can split are loads to multi-words pseudos.
18727 Handle breaking such blocks after splitting, instead of calling
18728 find_many_sub_basic_blocks.
18730 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18731 on the new basic block. Add a lengthy comment explaining why we
18732 thought this was necessary.
18733 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18735 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18738 * tree.c (walk_type_fields): Recurse into the element type of
18739 ARRAY_TYPEs if there is a pointer set.
18741 2007-03-10 Dirk Mueller <dmueller@suse.de>
18743 * c-common.c (warn_logical_operator): Fix condition.
18745 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18747 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18749 * config/darwin.c (machopic_select_section): Remove superfluous
18750 argument in call to categorize_decl_for_section. Remove unused
18753 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18755 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18757 * configure: Regenerate.
18759 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18762 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18763 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18764 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18765 Add LABEL_NUSES to emitted label.
18766 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18767 branch probability value to emitted jump insn.
18768 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18769 Do not check life information and do not re-arrange input operands
18770 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18772 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18774 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18775 the change of decode_asm_operands.
18777 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18779 * mode-switching.c (create_pre_exit): Skip blockage insn.
18781 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18783 * tree-pass.h (TODO_update_smt_usage): Remove.
18785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18789 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18791 * pa.c (attr_length_call): Revise condition for long
18792 pc-relative branch.
18793 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18794 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18795 sequence on SOM target.
18797 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18799 * gcc.c: Document %{, in big comment at top.
18800 (input_suffix_matches): Remove special handling for .s and
18802 (input_spec_matches): New.
18803 (handle_braces): Handle %{,.
18804 (validate_switches): ',' indicates a value which is not a switch.
18805 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18806 to detect assembler input.
18807 * config/i386/sol2.h (CPP_SPEC): Likewise.
18808 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18809 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18810 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18811 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18812 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18813 -m64 causes deployment target to default to 10.5.
18814 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18816 2007-03-09 Richard Henderson <rth@redhat.com>
18819 * target.h (targetm.asm.out.reloc_rw_mask): New.
18820 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18821 (TARGET_ASM_OUT): Use it.
18822 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18823 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18824 use the new reloc_rw_mask target hook instead.
18825 (default_section_type_flags_1): Merge into...
18826 (default_section_type_flags): ... here.
18827 (decl_readonly_section_1): Merge into...
18828 (decl_readonly_section): ... here.
18829 (default_elf_select_section_1): Merge into...
18830 (default_elf_select_section): ... here.
18831 (default_unique_section_1): Merge into...
18832 (default_unique_section): ... here.
18833 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18834 (default_select_rtx_section): Use it.
18835 (default_elf_select_rtx_section): Likewise.
18836 * output.h: Update to match.
18837 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18838 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18839 (TARGET_ASM_RELOC_RW_MASK): New.
18840 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18841 to categorize_decl_for_section.
18842 (x86_64_elf_unique_section): Likewise.
18843 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18844 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18845 (TARGET_ASM_RELOC_RW_MASK): New.
18846 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18847 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18848 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18849 (TARGET_RWRELOC): Remove.
18850 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18851 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18852 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18853 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18854 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18855 (rs6000_xcoff_select_section): Use decl_readonly_section.
18856 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18857 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18858 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18859 (TARGET_SECTION_TYPE_FLAGS): Remove.
18860 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18862 2007-03-09 Roger Sayle <roger@eyesopen.com>
18864 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18865 complex constant equality/inequality comparisons for here.
18866 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18867 known at compile-time or can be simplified to a scalar comparison.
18868 (fold_relational_const): Move compile-time evaluation of complex
18869 constant equality/inequality comparisons to here.
18871 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18873 PR rtl-optimization/30643
18874 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18876 (fold_rtx): Recurse, like before 2006-11-03.
18878 2007-03-09 DJ Delorie <dj@redhat.com>
18880 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18883 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18885 PR tree-optimization/30375
18886 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18887 LHS of statements is not the same.
18888 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18890 2007-03-09 Chao-ying Fu <fu@mips.com>
18892 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18894 * doc/invoke.texi (-mdspr2): Document new option.
18895 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18896 New unspec for DSP REV 2.
18897 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18898 these instructions are extended in DSP REV 2.
18899 (mips-dspr2.md): Include.
18900 * config/mips/mips.opt (mdspr2): New option.
18901 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18902 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18903 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18904 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18905 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18906 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18907 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18909 (bdesc_map): Add one field of unsupported_target_flags.
18910 (bdesc_arrays): Update entries to have extra fields. Add
18912 (mips_init_builtins): Initialize new function types.
18913 Check unsupported_target_fileds to filter out builtins.
18914 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18916 (ASM_SPEC): Pass mdspr2 to the assembler.
18917 * config/mips/mips-dspr2.md: New file.
18919 2007-03-09 Sa Liu <saliu@de.ibm.com>
18921 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18923 2007-03-09 Ian Lance Taylor <iant@google.com>
18925 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18926 argument) like -Wstrict-overflow=2.
18927 * doc/invoke.texi (Warning Options): Update documentation.
18929 2007-03-09 Dirk Mueller <dmueller@suse.de>
18932 * doc/invoke.texi (-Wlogical-op): Document.
18933 * common.opt (-Wlogical-op): New.
18934 * c-common.h (warn_logical_operator): Declare.
18935 * c-common.c (warn_logical_operator): Define.
18936 * c-typeck.c (parser_build_binary_op): Call
18937 warn_logical_operator.
18939 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18941 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18942 * final.c (final_scan_insn): Test for non-"" file name.
18944 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18946 * doc/loop.texi: Document the Omega linear constraints solver.
18947 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18948 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18949 omega-hash-table-size, omega-max-keys, and
18950 omega-eliminate-redundant-constraints.
18951 * tree-pass.h (pass_check_data_deps): Declared.
18954 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18955 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18956 pass_check_data_deps): New.
18957 * tree-data-ref.c (init_data_ref): Remove declaration.
18958 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18959 (analyze_array): Renamed init_array_ref, move up initializations.
18960 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18961 Removed arguments that are set to NULL.
18962 (analyze_indirect_ref): Correct indentation, correct call to
18964 (object_analysis): Call init_array_ref instead of analyze_array.
18965 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18966 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18967 of DR_ACCESS_FNS_ADDR.
18968 (init_omega_eq_with_af, omega_extract_distance_vectors,
18969 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18970 ddr_consistent_p): New.
18971 (compute_affine_dependence): Check consistency of ddrs when
18972 flag_check_data_deps is passed.
18973 (analyze_all_data_dependences): Uncomment.
18974 (tree_check_data_deps): New.
18975 * tree-data-ref.h: Include omega.h.
18976 (DR_ACCESS_FNS_ADDR): Removed.
18977 (data_dependence_relation): Add inner_loop.
18978 (DDR_INNER_LOOP): New.
18979 * common.opt (fcheck-data-deps): New.
18980 * tree-flow.h (tree_check_data_deps): Declare.
18981 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18982 (OBJS-common): Depend on omega.o.
18984 * passes.c (pass_check_data_deps): Scheduled.
18985 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18986 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18987 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18988 PARAM_VECT_MAX_VERSION_CHECKS,
18989 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18991 2007-03-09 Richard Guenther <rguenther@suse.de>
18993 PR tree-optimization/30904
18994 PR middle-end/31058
18995 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18996 the same way as *_DIV_EXPR.
18998 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19000 * recog.c (decode_asm_operands): No mixed declarations and code.
19002 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19004 * rtl.def (ASM_INPUT): Add location.
19005 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19006 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19007 (decode_asm_operands): Add loc operand.
19008 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19009 * stmt.c (expand_asm): Rename to...
19010 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19011 gen_rtx_ASM_INPUT_loc.
19012 (expand_asm_expr): Adjust.
19013 * recog.c (decode_asm_operands): Add loc operand.
19014 (check_asm_operands, extract_insn): Adjust.
19015 * reload1.c (maybe_fix_stack_asms): Likewise.
19016 * final.c (asm_insn_count): Likewise.
19017 (final_scan_insn): Output # line before and after asm.
19019 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19021 * tree-ssa-structalias.c (variable_info): Remove
19023 (new_var_info): Ditto.
19024 (shared_bitmap_info_t): New structure.
19025 (shared_bitmap_table): New variable.
19026 (shared_bitmap_hash): New function.
19027 (shared_bitmap_eq): Ditto
19028 (shared_bitmap_lookup): Ditto.
19029 (shared_bitmap_add): Ditto.
19030 (merge_smts_into): Change to take bitmap directly.
19031 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19032 (init_alias_vars): Init shared bitmap hashtable.
19033 (delete_points_to_sets): Delete shared bitmap hashtable.
19034 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19035 is_aliased removal as a change that was still necessary was
19038 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19040 * config/i386/i386.h (override_options): Conditionally disable
19041 x86_sahf for 64bit targets only.
19043 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19046 * c-decl.c (merge_decls): Don't call make_var_volatile.
19047 * varasm.c (make_var_volatile): Remove.
19048 * output.h (make_var_volatile): Remove.
19050 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19052 PR tree-optimization/31085
19053 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19055 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19057 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19058 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19059 ATTR_CONST_NOTHROW_LIST.
19061 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19064 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19066 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19068 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19071 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19073 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19074 passed, use shared libgcc.
19076 2007-03-08 Roger Sayle <roger@eyesopen.com>
19078 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19079 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19080 (honor_protect_cleanup_actions, lower_try_finally_switch):
19082 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19083 ifc_temp_var): Likewise.
19084 * tree-inline.c (setup_one_parameter): Likewise.
19085 * tree-mudflap.c (mf_decl_cache_locals,
19086 mf_build_check_statement_for): Likewise.
19087 * tree-nested.c (init_tmp_var, save_tmp_var,
19088 finalize_nesting_tree_1): Likewise.
19089 * tree-outof-ssa.c (insert_copy_on_edge,
19090 insert_backedge_copies): Likewise.
19091 * tree-profile.c (tree_gen_edge_profiler,
19092 tree_gen_ic_profiler): Likewise.
19093 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19094 * tree-sra.c (sra_build_assignment): Likewise.
19095 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19096 * tree-ssa-math-opts.c (insert_reciprocals,
19097 execute_cse_sincos_1): Likewise.
19098 * tree-tailcall.c (adjust_accumulator_values,
19099 adjust_return_value): Likewise.
19100 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19101 * tree-vect-transform.c (vect_create_data_ref_ptr,
19102 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19103 vect_create_epilog_for_reduction, vectorizable_reduction,
19104 vectorizable_call, vectorizable_conversion,
19105 vectorizable_assignment, vectorizable_operation,
19106 vectorizable_type_demotion, vect_gen_widened_results_half,
19107 vect_permute_store_chain, vectorizable_store,
19108 vect_setup_realignment, vect_permute_load_chain,
19109 vectorizable_load, vectorizable_condition,
19110 vect_create_cond_for_align_checks): Likewise.
19111 * tree-vrp.c (build_assert_expr_for): Likewise.
19113 2007-03-08 Ian Lance Taylor <iant@google.com>
19115 * tree-vrp.c: Include "intl.h".
19116 (usable_range_p): New static function.
19117 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19118 overflowed values, juts set *strict_overflow_p.
19119 (compare_values): Only return -2 if one of the operands is not a
19121 (compare_ranges): Call usable_range_p.
19122 (compare_range_with_value): Likewise.
19123 (vrp_evaluate_conditional_warnv): Rename from
19124 vrp_evaluate_conditional. Make static. Change all callers.
19125 (vrp_evaluate_conditional): New function.
19126 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19127 on signed overflow.
19128 (simplify_abs_using_ranges): Likewise.
19129 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19130 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19131 within_stmt parameter.
19132 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19133 vrp_evaluate_conditional.
19134 * tree-ssa-threadedge.c
19135 (record_temporary_equivalences_from_stmts_at_dest): Change
19136 simplify parameter to take a second tree parameter.
19137 (simplify_control_stmt_condition): Likewise.
19138 (thread_across_edge): Likewise.
19139 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19140 (thread_across_edge): Likewise.
19141 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19143 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19145 * config/i386/i386.h (TARGET_SAHF): New define.
19146 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19147 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19148 (x86_sahf): New global variable.
19149 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19150 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19151 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19152 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19154 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19155 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19156 when expanding fcomi/sahf based tests.
19157 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19158 expanding sahf based alternative. Emit sahf based sequence when
19159 optimizing for code size.
19160 * config/i386/i386.md (x86_sahf_1): Do not disable for
19161 TARGET_64BIT, enable for TARGET_SAHF.
19163 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19165 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19166 spurious whitespace from error message.
19168 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19171 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19173 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19175 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19177 * tree-sra.c (instantiate_element): Propagate disabled warnings
19178 from the element itself to the created variable.
19180 2007-03-07 Richard Henderson <rth@redhat.com>
19183 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19184 silently fix up the stack in the case of a missing register.
19186 2007-03-07 Paul Brook <paul@codesourcery.com>
19188 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19190 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19192 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19194 (phase1_vrs): Use them.
19195 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19196 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19197 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19198 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19199 __gnu_Unwind_Restore_WMMXC if required.
19200 (_Unwind_VRS_Pop): Implement iWMMXt support.
19201 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19202 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19203 gnu_Unwind_Save_WMMXC): Define.
19205 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19207 * config/vxworks.h (vxworks_override_options): Declare.
19208 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19209 * config/vxworks.c: Include target.h and toplev.h.
19210 (vxworks_override_options): New function.
19211 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19213 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19215 * config/s390/s390.c (override_options): Don't emit an error when
19216 -mstack-size is used without providing -mstack-guard.
19217 (s390_emit_prologue): Choose stack_guard value automatically if not
19218 provided via command line.
19219 * doc/invoke.texi: Adjust description of -mstack-guard and
19222 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19224 * config/i386/i386.c (output_set_got): Add a GOT initialization
19225 sequence for VxWorks PIC.
19226 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19227 around labels as well as symbols. Use gotoff_operand instead
19228 of local_symbolic_operand.
19229 (legitimize_pic_address): Use gotoff_operand instead of
19230 local_symbolic_operand. Use @GOT accesses for labels as
19232 (ix86_output_addr_diff_elt): Use PC-relative rather than
19233 GP-relative offsets for VxWorks PIC.
19234 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19235 no_new_pseudos. Check whether the returned register is op0.
19236 * config/i386/i386.md (tablejump): Use PC-relative rather than
19237 GP-relative offsets for VxWorks PIC.
19238 * config/i386/predicates.md (gotoff_operand): New predicate.
19240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19242 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19244 * config/vxworks-dummy.h: New file.
19245 * config/i386/i386.h: Include it.
19247 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19249 * dwarf2out.c (is_inlined_entry_point): New
19250 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19251 DW_AT_ranges if the first subblock is the entry point.
19253 2007-03-06 David Daney <ddaney@avtrex.com>
19255 * doc/install.texi (mips-*-*): Change recommended binutils
19258 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19260 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19261 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19263 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19264 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19266 2007-03-06 Jan Hubicka <jh@suse.cz>
19268 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19269 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19271 (probably_cold_bb_p): Cold functions are cold.
19272 (probably_never_executed_bb_p): Cold functions are cold.
19273 (tree_bb_level_predictions): Predict calls to cold functions as not
19275 (compute_function_frequency): Check hot/cold attributes.
19276 * function.h (function_frequency): Update comments.
19277 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19278 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19279 (c_common_att): Add cold and hot.
19281 * doc/extend.texi (hot,cold attributes): Document.
19283 2007-03-06 Andrew Haley <aph@redhat.com>
19285 * function.c (expand_function_end): Move blockage to just after we
19286 emit the label for the naked return from the function.
19288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19290 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19293 2007-03-06 Jan Hubicka <jh@suse.cz>
19295 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19296 loaded for constant large models. Non-large 64bit PIC can do.
19297 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19298 * cmodel.h: Add LARGE PIC.
19299 * i386.md (UNSPEC_PLTOFF): New.
19300 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19302 (*call_1_rex64): Disable for large models.
19303 (*call_1_rex64_large): New.
19304 (*call_value_1_rex64): Disable for large models.
19305 (*call_value_1_rex64_large): New.
19306 (set_rip_rex4): New.
19307 (set_got_offset_rex64): New.
19308 * predicates.md (constant_call_address_operand): For large model
19309 constant calls are not possible.
19310 * i386-protos.h (construct_plt_address): Declare.
19311 * i386.c (override_options): Accept large models.
19312 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19313 (legitimate_constant_p): Add new UNSPECs.
19314 (legitimate_pic_operand_p): Likewise.
19315 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19316 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19318 (output_pic_addr_const): Add PLTOFF.
19319 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19320 (ix86_expand_move): Legitimize pic address when in PIC mode.
19321 (construct_plt_address): New function.
19322 (ix86_expand_call): Offload the address to register and use GOT
19323 pointer for large model.
19324 * invoke.texi (mcmodel=large): Update documentation.
19326 2007-03-06 Richard Henderson <rth@redhat.com>
19328 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19329 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19330 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19331 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19332 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19333 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19334 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19335 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19336 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19337 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19338 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19339 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19340 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19341 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19342 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19343 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19344 x86_schedule, x86_use_bt, x86_pad_returns,
19345 x86_use_xchgb): Merge into ...
19346 (ix86_tune_features): ... here. New array.
19347 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19348 x86_bswap): Merge into ...
19349 (ix86_arch_features): ... here. New array.
19350 (x86_3dnow_a): Remove.
19351 (x86_accumulate_outgoing_args): Make static.
19352 (x86_arch_always_fancy_math_387): Make static.
19353 (ix86_tune_mask, ix86_arch_mask): Move ...
19354 (override_options): ... to local variables here. Apply the
19355 appropriate mask to each element of ix86_arch_features and
19356 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19357 as were done in the old macros.
19358 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19359 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19360 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19361 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19362 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19363 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19364 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19365 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19366 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19367 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19368 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19369 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19370 x86_accumulate_outgoing_args, x86_prologue_using_move,
19371 x86_epilogue_using_move, x86_decompose_lea,
19372 x86_arch_always_fancy_math_387, x86_shift1,
19373 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19374 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19375 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19376 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19377 x86_use_incdec, x86_pad_returns, x86_bswap,
19378 x86_partial_flag_reg_stall): Remove.
19379 (enum ix86_tune_indices): New.
19380 (ix86_tune_features): New.
19381 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19382 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19383 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19384 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19385 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19386 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19387 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19388 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19389 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19390 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19391 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19392 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19393 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19394 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19395 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19396 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19397 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19398 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19399 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19400 TARGET_EXT_80387_CONSTANTS): Use it.
19401 (enum ix86_arch_indices): New.
19402 (ix86_arch_features): New.
19403 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19404 TARGET_BSWAP): Use it.
19405 (ix86_tune_mask, ix86_arch_mask): Remove.
19407 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19410 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19411 Define using $${sysroot_headers_suffix}.
19412 * configure: Regenerate.
19413 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19414 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19416 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19417 * gcc.c (print_sysroot_headers_suffix): New.
19418 (option_map): Include --print-sysroot-headers-suffix.
19419 (display_help): Mention -print-sysroot-headers-suffix.
19420 (process_command): Handle -print-sysroot-headers-suffix.
19421 (do_spec_1): Append multilib directory to include-fixed path if
19422 sysroot suffixes in use.
19423 (main): Handle -print-sysroot-headers-suffix.
19424 * Makefile.in (start.encap): Don't depend on xlimits.h
19425 (xlimits.h): Remove.
19426 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19427 limits.h for each multilib in fixinc_list.
19428 (fixinc_list, s-fixinc_list): New.
19429 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19430 generate them for each multilib in fixinc_list.
19431 (stmp-fixproto): Use include-fixed. Run fixproto for each
19432 multilib in fixinc_list.
19433 (mostlyclean): Don't remove xlimits.h.
19434 (clean): Remove include-fixed.
19435 (real-install-headers-tar, real-install-headers-cpio,
19436 real-install-headers-cp): Don't copy include, only include-fixed.
19437 (install-mkheaders): Depend on fixinc_list. Don't depend on
19438 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19439 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19440 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19442 2007-03-06 Jan Hubicka <jh@suse.cz>
19444 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19449 * configure.ac: Allow tm_file to contain build-directory files.
19450 * configure: Regenerate.
19451 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19452 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19453 * config/m68k/print-sysroot-suffix.sh: New file.
19455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19457 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19458 of pic_offset_table_rtx if reload_completed.
19459 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19460 PIC_OFFSET_TABLE_REGNUM.
19461 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19463 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19464 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19468 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19469 functions that call eh_return.
19471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19473 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19474 functions that need a constant pool.
19476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19479 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19480 (m68k_preferred_reload_class): Likewise.
19481 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19482 (SECONDARY_RELOAD_CLASS): Define.
19483 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19484 (LIMIT_RELOAD_CLASS): Delete.
19485 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19486 registers from storing bytes.
19487 (m68k_secondary_reload_class): New function.
19488 (m68k_preferred_reload_class): Likewise.
19490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19492 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19494 (m68k_expand_prologue): Likewise.
19496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19498 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19499 (mips_expand_epilogue): Add a bool parameter.
19500 (m68k_legitimize_sibcall_address): Declare.
19501 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19502 (m68k_expand_epilogue): Add a parameter to select between sibling
19503 and normal epilogues. Only generate a return for the latter.
19504 (m68k_ok_for_sibcall_p): New function.
19505 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19506 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19507 (sibcall_value, *sibcall_value): Likewise.
19508 (*call, *call_value): Require !SIBLING_CALL_P.
19509 (epilogue): Update call to m68k_expand_epilogue.
19510 (sibcall_epilogue): New pattern.
19511 * config/m68k/predicates.md (const_call_operand): Say that this
19512 predicate applies to sibling calls too.
19513 (sibcall_operand): New predicate.
19515 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19517 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19518 alternatives as movsi_cf.
19519 (movsf_cf_hard): Add commentary.
19521 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19522 Richard Sandiford <richard@codesourcery.com>
19524 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19525 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19526 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19527 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19528 as being live on exit from an interrupt function.
19529 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19530 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19531 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19532 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19533 (m68k_interrupt_function_p): Globalize.
19534 (m68k_compute_frame_layout): Remove reverse mask code.
19535 (m68k_emit_movem, m68k_set_frame_related): New functions.
19536 (m68k_output_function_prologue): Delete in favor of...
19537 (m68k_expand_prologue): ...this new function.
19538 (m68k_output_function_epilogue): Delete in favor of...
19539 (m68k_expand_epilogue): ...this new function.
19540 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19542 (print_operand): Handle %?.
19543 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19544 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19545 (prologue, epilogue): New patterns.
19546 (return): Turn into a define_expand.
19547 (*return): New pattern, derived from old "return" pattern. Use rte
19548 rather than rts for interrupt functions. Only use rtd if the pop
19550 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19551 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19552 (link, *link, unlink, *unlink, load_got): Likewise.
19554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19558 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19559 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19560 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19561 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19562 and m68k_matches_u_p.
19563 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19564 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19565 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19566 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19567 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19568 (REG_STRICT_P): New macro.
19569 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19570 PCREL_GENERAL_OPERAND_OK.
19571 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19572 m68k_legitimate_base_reg_p.
19573 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19574 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19575 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19576 * config/m68k/m68k.c (m68k_address): New structure.
19577 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19578 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19579 (m68k_jump_table_ref_p, m68k_decompose_address)
19580 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19581 (m68k_matches_u_p): New functions.
19582 (print_operand_address): Rewrite to use m68k_decompose_index.
19584 2007-03-05 David Taylor <dtaylor@emc.com>
19586 * gcc.c: Correct copyright date in --version output.
19588 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19590 * pa.md: In unamed move patterns, disparge copies between general
19591 and floating point registers using '?' modifier. Don't include 'f'
19592 constraint for register preferences in DImode, SImode, HImode and
19593 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19594 Remove constraints for copies between general and floating registers
19595 in soft-float DFmode pattern.
19596 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19600 2007-03-05 Mike Stump <mrs@apple.com>
19602 * c-common.c (targetcm): Add.
19603 * c-opts.c (c_common_handle_option): Handle language specific
19605 * opts.c (handle_option): Verify language for target options, if
19607 * opth-gen.awk: Add CL_LANG_ALL.
19608 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19609 (TARGETCM_INITIALIZER): Add.
19610 * target.h (struct gcc_targetcm): Add.
19612 * targhooks.c (default_handle_c_option): Add.
19613 * targhooks.h (default_handle_c_option): Add.
19614 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19616 * config/darwin.opt (iframework): Add.
19617 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19618 * config/darwin-c.c (handle_c_option): Add.
19619 (TARGET_HANDLE_C_OPTION): Add.
19621 * doc/invoke.texi (Darwin Options): Add -iframework.
19623 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19625 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19628 2007-03-05 Ian Lance Taylor <iant@google.com>
19630 * c.opt (fgnu89-inline): New option.
19631 * c-opts.c (c_common_post_options): Set default value for
19633 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19634 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19636 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19637 (grokdeclarator, start_function): Likewise.
19638 * c-cppbuiltin.c (c_cpp_builtins): Define either
19639 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19640 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19641 (C Dialect Options): Document -fgnu89-inline.
19642 * doc/extend.texi (Function Attributes): Explain what the
19643 gnu_inline attribute does.
19644 * doc/cpp.texi (Common Predefined Macros): Document
19645 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19647 2007-03-05 Ian Lance Taylor <iant@google.com>
19649 PR tree-optimization/31034
19650 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19651 half-range if the other side is an overflow infinity.
19653 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19655 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19656 (bfin*-linux-uclibc*): New configuration.
19657 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19659 * config/bfin/linux.h: New file.
19660 * config/bfin/libgcc-bfin.ver: New file.
19661 * config/bfin/t-bfin-uclinux: New file.
19662 * config/bfin/t-bfin-linux: New file.
19663 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19664 (TARGET_OS_CPP_BUILTINS): New macro.
19666 2007-03-05 Richard Guenther <rguenther@suse.de>
19668 * fold-const.c (fold_binary): Remove duplicate folding
19669 of comparison of non-null ADDR_EXPR against null.
19671 2007-03-05 Richard Guenther <rguenther@suse.de>
19672 Dorit Nuzman <dorit@il.ibm.com>
19674 PR tree-optimization/26420
19675 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19676 are no loops in the function. Only print the number of
19677 vectorized loops if it is greater than zero or we are supposed
19678 to print information about unvectorized loops.
19680 2007-03-05 Revital Eres <eres@il.ibm.com>
19682 * gcc.dg/var-expand1.c: New test.
19683 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19684 when an accumulator is expanded.
19686 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19689 * c-common.c (convert_and_check): Don't give warnings for
19690 conversion if 'expr' already overflowed.
19692 2007-03-04 Roger Sayle <roger@eyesopen.com>
19694 PR middle-end/30744
19695 * fold-const.c (fold_comparison): Enforce type consistency when
19696 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19698 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19700 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19701 containing a cast to the base of TARGET_MEM_REF.
19703 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19705 * tree.c (tree_contains_struct_check_failed): Remove spurious
19706 whitespace from error message.
19708 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19711 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19712 instead of precision.
19714 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19715 Nathan Sidwell <nathan@codesourcery.com>
19717 * emit-rtl.c (find_auto_inc): New.
19718 (try_split): recreate REG_INC notes,
19719 Use regular for loops rather than whiles.
19721 2007-03-03 Andreas Schwab <schwab@suse.de>
19723 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19724 * configure: Regenerate.
19726 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19728 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19729 flag_rounding_math, not flag_unsafe_math_optimizations.
19731 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19733 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19734 alpha_fold_vector_minmax): Likewise.
19735 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19736 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19738 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19740 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19741 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19742 if the lhs has side-effects.
19743 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19745 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19747 * config/i386/i386.h (TUNEMASK): Remove define.
19748 (ARCHMASK): Remove define.
19749 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19750 Use ix86_arch_mask variable instead of ARCHMASK.
19751 * config/i386/i386.c (override_options): Ditto.
19752 (standard_80387_constant_p): Ditto.
19754 2007-03-02 Ian Lance Taylor <iant@google.com>
19756 Used signed infinities in VRP.
19757 * tree-vrp.c (uses_overflow_infinity): New static function.
19758 (supports_overflow_infinity): New static function.
19759 (make_overflow_infinity): New static function.
19760 (negative_overflow_infinity): New static function.
19761 (positive_overflow_infinity): New static function.
19762 (is_negative_overflow_infinity): New static function.
19763 (is_positive_overflow_infinity): New static function.
19764 (is_overflow_infinity): New static function.
19765 (overflow_infinity_range_p): New static function.
19766 (compare_values_warnv): New function split out of compare_values.
19767 (compare_value): Call it.
19768 (set_value_range_to_nonnegative): Add overflow_infinity
19769 parameter. Change caller.
19770 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19772 (vrp_expr_computes_nonzero): Likewise.
19773 (compare_ranges, compare_range_with_value): Likewise.
19774 (compare_name_with_value, compare_names): Likewise.
19775 (vrp_evaluate_conditional): Likewise.
19776 (set_value_range): Handle infinity
19777 (vrp_operand_equal_p, operand_less_p): Likewise.
19778 (extract_range_from_assert): Likewise.
19779 (vrp_int_const_binop): Likewise.
19780 (extract_range_from_binary_expr): Likewise.
19781 (extract_range_from_unary_expr): Likewise.
19782 (extract_range_from_comparison): Likewise.
19783 (extract_range_from_expr): Likewise.
19784 (dump_value_range): Likewise.
19785 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19786 (test_for_singularity): Likewise.
19787 (vrp_int_const_binop): Remove inline qualifier.
19788 (adjust_range_with_scev): Add comment.
19789 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19791 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19793 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19794 (get_constraint_for): Likewise.
19795 (do_structure_copy): Likewise.
19796 (find_func_aliases): Fix references to MODIFY_EXPR.
19797 (intra_create_variable_infos): Tidy.
19798 * tree-ssa-operands.c (add_virtual_operand): Add argument
19800 When adding members of alias sets, if IS_CALL_SITE is true and
19801 the symbol is not call-clobbered, skip it.
19802 Adjust all callers.
19804 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19806 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19807 entry by means of emit_insn_at_entry.
19809 2007-03-02 Richard Henderson <rth@redhat.com>
19811 * expr.h (promoted_input_arg): Remove decl.
19812 * function.c (promoted_input_arg): Merge into ...
19813 * combine.c (setup_incoming_promotions): ... only caller.
19814 Rearrange to avoid double loop.
19816 2007-03-02 Ben Elliston <bje@au.ibm.com>
19817 Peter Bergner <bergner@vnet.ibm.com>
19818 Janis Johnson <janis187@us.ibm.com>
19820 * config/rs6000/dfp.md: New file.
19821 * config/rs6000/rs6000.md: Include dfp.md.
19822 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19823 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19824 and TDmode decimal float modes in FP registers.
19825 (num_insns_constant): Likewise.
19826 (rs6000_legitimate_offset_address_p): Likewise.
19827 (rs6000_legitimize_address): Likewise.
19828 (rs6000_legitimize_reload_address): Likewise.
19829 (rs6000_legitimate_address): Likewise.
19830 (rs6000_emit_move): Likewise.
19831 (function_arg_boundary): Likewise.
19832 (function_arg_advance): Likewise.
19833 (rs6000_darwin64_record_arg_recurse): Likewise.
19834 (function_arg): Likewise.
19835 (rs6000_gimplify_va_arg): Likewise.
19836 (rs6000_split_multireg_move): Likewise.
19837 (rs6000_output_function_epilogue): Likewise.
19838 (rs6000_output_function_epilogue): Likewise.
19839 (rs6000_register_move_cost): Likewise.
19840 (rs6000_function_value): Likewise.
19841 (rs6000_libcall_value): Likewise.
19843 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19845 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19847 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19849 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19850 Use $MULTIDIR to choose between the kernel and RTP headers,
19851 and use $WIND_BASE and $WIND_USR to locate them.
19853 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19855 * config/i386/i386.c (override_options): Put initialization of
19856 ix86_tune_mask and ix86_arch_mask to the correct place.
19858 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19859 Michael Meissner <michael.meissner@amd.com>
19862 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19863 (ARCHMASK): Define.
19864 (TARGET_CMOVE): Use ARCHMASK.
19865 (TARGET_CMPXCHG): Ditto.
19866 (TARGET_CMPXCHG8B): Ditto.
19867 (TARGET_XADD): Ditto.
19868 (TARGET_BSWAP): Ditto.
19869 * config/i386/i386.c (ix86_tune_mask): New global variable.
19870 (ix86_arch_mask): Ditto.
19871 (override_options): Initialize ix86_tune_mask and
19872 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19875 2007-03-02 Ben Elliston <bje@au.ibm.com>
19878 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19880 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19882 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19883 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19884 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19885 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19887 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19888 rs6000_init_dwarf_reg_sizes_extra): New.
19889 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19890 SPE register high parts.
19892 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19894 * Makefile.in: Add install-pdf target as
19895 copied from automake v1.10 rules.
19896 * configure.ac: Add install-pdf to target list.
19897 * configure: Regenerate.
19899 2007-03-01 Paul Brook <paul@codesourcery.com>
19901 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19902 modes to LDRD for DImode.
19903 (output_move_double): Fixup out of range ldrd/strd.
19904 (vfp_secondary_reload_class): Rename...
19905 (coproc_secondary_reload_class): ... to this. Add wb argument.
19906 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19907 coproc_secondary_reload_class for CLASS_IWMMXT.
19908 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19909 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19911 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19913 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19914 unroll factor by the estimated number of iterations.
19915 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19916 than prefetch latency.
19918 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19919 decode_caches_intel, detect_caches_intel): New functions.
19920 (host_detect_local_cpu): Use detect_caches_amd and
19921 detect_caches_intel.
19923 2007-03-01 Richard Henderson <rth@redhat.com>
19925 * expr.c (emit_move_complex_push): Export.
19926 (emit_move_complex_parts): Split out from ...
19927 (emit_move_complex): ... here.
19928 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19929 * config/i386/i386.md (movcdi): New.
19931 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19934 size of mode1 to check for tieable modes in MMX case.
19936 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19938 * Makefile.in (rtlanal.o): Depend on tree.h.
19939 * rtl.h (offset_within_section_p, split_const): Declare.
19940 * rtlanal.c: Include tree.h.
19941 (offset_within_block_p): New function, taken from
19942 mips_offset_within_object_p.
19943 (split_const): New function, taken from mips_split_const.
19944 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19946 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19947 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19948 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19949 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19950 (m68k_illegitimate_symbolic_constant_p): New function.
19951 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19952 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19953 symbolic constant that might be outside the symbol's section,
19954 move the symbol first and then add the offset.
19955 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19957 * config/mips/mips.c (mips_split_const): Delete.
19958 (mips_offset_within_object_p): Delete.
19959 (mips_symbolic_constant_p): Use offset_within_section_p and
19960 split_const instead of mips_offset_within_object_p and
19962 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19963 (mips_legitimize_const_move, print_operand_reloc)
19964 (mips_dangerous_for_la25_p): Use split_const instead of
19967 2007-02-28 Eric Christopher <echristo@apple.com>
19969 * Makefile.in (install-include-dir): Don't rm -rf include.
19971 2007-02-28 Richard Guenther <rguenther@suse.de>
19973 PR middle-end/30364
19974 * fold-const.c (fold_binary): Do not associate expressions
19975 with more than one variable for integer types that do not wrap.
19977 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19979 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19980 Delete, and replace with...
19981 (fold_builtin_call_array): This. Update callers to use it.
19982 * fold-const.c (fold_build_call_list): Delete, and replace with...
19983 (fold_build_call_array): This.
19984 (fold_build_call_list_initializer): Delete, and replace with...
19985 (fold_build_call_array_initializer): This.
19986 * tree.h: Update declarations to reflect above changes.
19988 * c-typeck.c (build_function_call): Store converted arguments
19989 in a stack-allocated array instead of building a list.
19990 (convert_arguments): Store arguments in the array passed in as an
19991 argument, and return the actual number of arguments.
19992 * c-format.c: (check_function_format): Pass arguments in an
19993 array instead of a list.
19994 * c-common.c (check_function_nonnull): Likewise.
19995 (check_function_sentinel): Likewise.
19996 (check_function_arguments): Likewise.
19997 * c-common.h: Update declarations to reflect above changes.
19999 2007-02-28 Jan Hubicka <jh@suse.cz>
20001 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20002 PRED_NEGATIVE_RETURN): Update outcomes.
20004 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20006 * calls.c (emit_library_call_value_1): Handle partial registers
20007 correctly when building up CALL_INSN_FUNCTION_USAGE.
20009 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20011 * pa/predicates.md (move_src_operand): Allow zero for mode.
20012 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20015 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20018 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20019 *movv2df_internal): Enable pattern only for valid operand
20021 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20022 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20024 2007-02-27 Mike Stump <mrs@apple.com>
20026 * config/darwin-crt3.c: Avoid compilation when compiling for a
20029 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20031 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20033 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20034 for fixed headers and limits.h.
20035 (install-include-dir, install-headers-tar, install-headers-cpio,
20036 install-headers-cp, real-install-headers-tar,
20037 real-install-headers-cpio, real-install-headers-cp): Handle
20038 include-fixed as well as include.
20039 (install-mkheaders): Don't install files that go only in include
20041 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20042 from GCC_INCLUDE_DIR.
20043 * gcc.c (process_command): Remove special -BstageN/ handling.
20044 (do_spec_1): Add include-fixed directories.
20046 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20048 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20050 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20052 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20055 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20057 * c-common.c (get_priority): Add check for
20058 SUPPORTS_INIT_PRIORITY.
20060 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20062 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20064 * config/bfin/bfin.c: Include "cfglayout.h".
20065 (MAX_LSETUP_DISTANCE): New macro.
20066 (struct loop_info): New members incoming, incoming_src and
20067 incoming_dest. Delete member predecessor.
20068 (length_for_loop): New function.
20069 (bfin_optimize_loop): Handle more different loop structures.
20070 (bfin_discover_loop): Rework detection of predecessor blocks by
20071 examining incoming edges.
20072 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20074 (bfin_reorder_loops): New function.
20075 (bfin_reorg_loops): Use these three new functions.
20077 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20078 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20079 (CONSTRAINT_LEN): Add entry for 'q'.
20080 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20081 Add 'q' constraints.
20082 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20083 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20085 * config/bfin/bfin.md (add_with_carry): New pattern.
20086 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20087 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20088 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20089 support unsigned multiplies too. Removed incorrect commutativity from
20090 operand 1 constraint where appropriate.
20091 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20093 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20094 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20096 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20097 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20098 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20099 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20100 usmulhisi_hh_huh): New patterns.
20102 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20103 lshifthi3): Fix output template to use half reg for operand 2.
20105 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20108 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20110 2007-02-27 Andreas Schwab <schwab@suse.de>
20112 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20114 2007-02-27 Jan Hubicka <jh@suse.cz>
20116 * predict.c (last_basic_block_p): Remove.
20117 (tree_estimate_probability): Update return heuristic for commonized
20120 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20122 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20124 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20126 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20127 * doc/cpp.texi: Standardize title page.
20128 * doc/cppinternals.texi: Likewise.
20129 * doc/gcc.texi: Standardize title page, remove version number
20130 from copyright page.
20131 * doc/gccint.texi: Likewise.
20132 * doc/install.texi: Standardize title page, add table of
20135 2007-02-26 Jan Hubicka <jh@suse.cz>
20137 * predict.def: Set outcomes according to more recent results.
20138 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20139 Remove dead predictors.
20140 * predict.c (return_prediction): Fix pasto.
20142 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20144 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20145 change; avoid a memory leak when returning early.
20147 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20149 * c-decl.c (static_ctors): Move to c-common.c.
20150 (static_dtors): Likewise.
20151 (finish_function): Use c_record_cdtor_fn.
20152 (build_cdtor): Move to c-common.c.
20153 (c_write_global_declarations): Use c_build_cdtor_fns.
20154 * c-common.h (static_ctors): Declare.
20155 (static_dtors): Likewise.
20156 (c_record_cdtor_fn): Likewise.
20157 (c_build_cdtor_fns): Likewise.
20158 * c-common.c (static_ctors): New variable.
20159 (static_dtors): Likewise.
20160 (c_record_cdtor_fn): New function.
20161 (build_cdtor): Move from c-decl.c
20162 (c_build_cdtor_fns): New function.
20164 * output.h (assemble_addr_to_section): Declare.
20165 (get_cdtor_priority_section): Likewise.
20166 * varasm.c (assemble_addr_to_section): New function.
20167 (get_cdtor_priority_section): Likewise.
20168 (default_named_section_asm_out_destructor): Use them.
20169 (destor_dtor_section_asm_out_destructor): Likewise.
20170 (default_named_section_asm_out_constructor): Likewise.
20171 (default_ctor_section_asm_out_constructor): Likewise.
20172 * config.gcc (*-*-vxworks*): Include vxworks.o.
20173 * config/t-vxworks (vxworks.o): New target.
20174 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20175 (TARGET_ASM_CONSTRUCTOR): Define.
20176 (TARGET_ASM_DESTRUCTOR): Likewise.
20177 (vxworks_asm_out_constructor): Declare.
20178 (vxworks_asm_out_destructor): Likewise.
20180 * c-common.c (get_priority): Check that we have not just an
20181 INTEGER_CST, but an integer constant with integeral type.
20183 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20185 PR tree-optimization/30938
20186 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20187 use &dt[nargs-1] instead of &dt[nargs] in the call to
20188 vect_is_simple_use().
20190 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20192 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20193 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20194 Do not attempt to handle MEM inside auto-inc expressions.
20195 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20196 of a register modified by an auto-inc expression. However, do handle
20197 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20198 (elimination_effects): Prohibit elimination of a register modified
20199 by an auto-inc expression. Disable register elimination rules whose
20200 target register is modified by an auto-inc expression with variable
20203 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20205 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20207 (array_at_struct_end_p): New function.
20208 (idx_infer_loop_bounds): Use it.
20209 (estimate_numbers_of_iterations_loop): Export.
20210 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20211 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20212 (tree_estimate_probability): Call record_loop_exits.
20213 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20214 (estimated_loop_iterations, estimated_loop_iterations_int,
20215 estimated_loop_iterations_tree): New functions.
20216 (analyze_siv_subscript_cst_affine,
20217 compute_overlap_steps_for_affine_1_2,
20218 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20219 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20220 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20221 (PRED_LOOP_ITERATIONS_GUESSED): New.
20222 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20223 * cfgloop.h (estimate_numbers_of_iterations_loop,
20224 estimated_loop_iterations_int): Declare.
20226 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20228 * doc/extend.texi: Document optional priority argument to
20229 constructors and destructors.
20230 * tree.c (init_priority_for_decl): Adjust GTY markers.
20231 (init_ttree): Use priority-info hash functions for
20232 init_priority_for_decl.
20233 (tree_map_eq): Rename to ...
20234 (tree_map_base_eq): ... this.
20235 (tree_map_marked_p): Rename to ...
20236 (tree_map_base_marked_p): ... this.
20237 (tree_map_base_hash): New function.
20238 (decl_init_priority_lookup): Rework.
20239 (decl_fini_priority_lookup): New function.
20240 (decl_priority_info): New function.
20241 (decl_init_priority_insert): Use it.
20242 (decl_fini_priority_insert): Likewise.
20243 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20245 (decl_restrict_base_insert): Likewise.
20246 (decl_debug_expr_insert): Likewise.
20247 (decl_value_expr_lookup): Likewise.
20248 (decl_value_expr_insert): Likewise.
20249 * tree.h (priority_type): New type.
20250 (decl_init_priority_lookup): Use priority_type.
20251 (decl_fini_priority_lookup): New function.
20252 (decl_init_priority_insert): Use priority_type.
20253 (decl_fini_priority_insert): New function.
20254 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20255 (DECL_INIT_PRIORITY): Likewise.
20256 (SET_DECL_INIT_PRIORITY): Add comment.
20257 (DECL_FINI_PRIORITY): New macro.
20258 (SET_DECL_FINI_PRIORITY): Likewise.
20259 (DEFAULT_INIT_PRIORITY): Document.
20260 (MAX_INIT_PRIORITY): Likewise.
20261 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20262 (tree_map_base): New type.
20263 (tree_map_base_eq): New function.
20264 (tree_map_base_hash): Likewise.
20265 (tree_map_base_marked_p): Likewise.
20266 (tree_map): Inherit from tree_map_base.
20267 (tree_map_eq): Make it a macro.
20268 (tree_map_marked_p): Likewise.
20269 (tree_int_map): Inherit from tree_map_base.
20270 (tree_int_map_eq): Make it a macro.
20271 (tree_int_map_hash): Likewise.
20272 (tree_int_map_marked_p): Likewise.
20273 (tree_priority_map): New type.
20274 (tree_priority_map_eq): New macro.
20275 (tree_priority_map_hash): Likewise.
20276 (tree_priority_map_marked_p): Likewise.
20277 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20279 (emutls_common_1): Likewise.
20280 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20281 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20282 of tree_map hierarchy.
20283 * tree-cfg.c (move_stmt_r): Likewise.
20284 (new_label_mapper): Likewise.
20285 * c-tree.h (c_expand_body): Move to ...
20286 * c-common.h (c_expand_body): ... here.
20287 * c-decl.c (c_expand_body): Move to ...
20288 * c-common.c (c_expand_body): ... here.
20289 (c_common_attribute_table): Allow 1 argument for the constructor
20290 and destructor attributes.
20291 (get_priority): New function.
20292 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20293 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20295 2007-02-24 Jan Hubicka <jh@suse.cz>
20297 PR middle-end/30509
20298 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20299 copying for inlining.
20301 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20302 Jan Hubicka <jh@suse.cz>
20305 * i386.c (counter_mode): New function.
20306 (expand_set_or_movmem_via_loop): Use it.
20307 (expand_movmem_epilogue): Likewise; fix pasto.
20308 (ix86_expand_movmem): Do emit guard even for constant counts.
20309 (ix86_expand_setmem): Likewise.
20311 2007-02-25 Nick Clifton <nickc@redhat.com>
20313 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20314 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20316 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20319 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20320 count argument with 0x10, not with 0x16.
20321 (expand_setmem_epilogue): Ditto.
20323 2007-02-24 Mike Stump <mrs@apple.com>
20325 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20328 2007-02-24 Richard Guenther <rguenther@suse.de>
20330 PR middle-end/30951
20331 * fold-const.c (fold_binary): Fold x +- CST op x for
20332 EQ_EXPR and NE_EXPR.
20334 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20336 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20338 2007-02-24 Jan Hubicka <jh@suse.cz>
20340 * cgraphunit.c (decide_is_function_needed): Honor
20341 -fkeep-inline-functions.
20343 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20345 * builtins.c (fold_builtin_modf): New.
20346 (fold_builtin_2): Use it.
20348 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20350 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20351 (determine_max_iter): Take additional LOOP arg; all callers changed.
20352 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20353 one using simplifications.
20354 (simplify_using_initial_values): Return if the expression becomes
20355 invalid due to altered regs.
20357 2007-02-23 DJ Delorie <dj@redhat.com>
20359 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20361 2007-02-23 Mike Stump <mrs@apple.com>
20363 * tlink.c (scan_linker_output): Parse linker messages from
20364 darwin9's linker better.
20366 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20369 * varpool.c (varpool_assemble_pending_decls): Set
20370 varpool_last_needed_node to null.
20372 2007-02-23 DJ Delorie <dj@redhat.com>
20374 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20375 alignment bigger than the object file can handle.
20377 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20380 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20381 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20382 (*movsf_1): Penalize MMX moves.
20384 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20386 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20387 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20389 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20391 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20393 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20394 (fold_builtin_1): Use them.
20395 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20396 BUILT_IN_SIGNIFICAND.
20398 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20400 * config/i386/i386.c (bdesc_1arg): Initialize
20401 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20402 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20403 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20404 and IX86_BUILTIN_MOVSLDUP.
20406 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20408 PR rtl-optimization/30841
20409 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20411 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20413 * builtins.c (fold_builtin_frexp): New.
20414 (fold_builtin_2): Use it.
20416 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20418 * doc/invoke.texi (Spec Files): Document getenv spec function.
20420 * gcc.c (getenv_spec_function): New function.
20421 (static_spec_functions): Add it.
20422 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20423 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20426 2007-02-22 Michael Matz <matz@suse.de
20429 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20430 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20432 2007-02-22 Ian Lance Taylor <iant@google.com>
20435 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20436 (mem_loc_descriptor): Call it.
20438 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20439 Ira Rosen <irar@il.ibm.com>
20441 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20443 2007-02-22 Ira Rosen <irar@il.ibm.com>
20445 PR tree-optimization/30843
20446 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20447 stores only after all the group is vectorized.
20449 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20451 PR tree-optimization/30858
20452 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20453 in the reduction cycle have a single use in the loop.
20454 * tree-vectorizer.h (relevant): Add documentation.
20456 2007-02-20 Mike Stump <mrs@apple.com>
20458 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20459 * configure: Regenerate.
20461 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20463 Change the defaults of some parameters and options.
20464 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20465 * config/spu/spu.c (spu_optimization_options): Add.
20466 (spu_override_options): Change params in spu_optimization_options.
20467 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20469 Register 127 is only 16 byte aligned when used as a frame pointer.
20470 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20471 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20472 HARD_FRAME_POINTER_REGNUM.
20473 (spu_legitimate_address): Use regno_aligned_for_reload.
20474 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20475 aligned when frame_pointer_needed is true.
20476 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20478 * config/spu/spu.h (INIT_EXPANDERS): Define.
20480 Make sure shift and rotate instructions have valid immediate operands.
20481 * config/spu/predicates.md (spu_shift_operand): Remove.
20482 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20483 * config/spu/constraints.md (W, O): Extend range.
20484 * config/spu/spu.md (umask, nmask): Define.
20485 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20486 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20487 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20488 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20489 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20490 (lshr<mode>3_reg): Fix rtl description.
20492 Make sure mulhisi immediate operands are valid.
20493 * config/spu/predicates.md (imm_K_operand): Add.
20494 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20496 Generate constants using fsmbi and andi.
20497 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20498 (print_operand, spu_split_immediate, classify_immediate,
20499 fsmbi_const_p): Handle IC_FSMBI2.
20501 Correctly handle a CONST_VECTOR containing symbols.
20502 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20503 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20504 (immediate_load_p): Allow symbols that use 2 instructions to create.
20505 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20506 with symbols when flag_pic is set.
20507 (const_vector_immediate_p): New.
20508 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20509 accept a CONST_VECTOR with symbols.
20510 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20511 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20513 * config/spu/spu.md (high, low): Delete.
20514 (low_<mode>): Define.
20516 Remove INTRmode and INTR_REGNUM, which didn't work.
20517 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20519 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20520 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20521 peephole2 pattern): Don't use INTR or 131.
20522 (movintrcc): Delete.
20523 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20524 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20525 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20526 (UNSPEC_SET_INTR): Add.
20527 * config/spu/spu-modes.def (INTR): Remove.
20529 More accurate warnings about run-time relocations.
20530 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20532 Correctly warn about immediate arguments to specific intrinsics.
20533 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20534 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20535 the instruction predicate.
20537 Fix tree check errors with latest update.
20538 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20540 (spu_expand_builtin): Use CALL_EXPR_FN.
20542 Add missing specific intrinsics.
20543 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20545 * config/spu/spu_internals.h: Ditto.
20547 Fix incorrect operand modifiers.
20548 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20549 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20551 Optimize one case of zero_extend of a vec_select.
20552 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20554 Accept any immediate for hbr.
20555 * config/spu/spu.md (hbr): Change s constraints to i.
20557 2007-02-21 Paul Brook <paul@codesourcery.com>
20559 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20560 condexec_count when skipping USE and CLOBBER.
20562 2007-02-21 Nick Clifton <nickc@redhat.com>
20564 * common.opt (Warray-bounds): Add Warning attribute.
20565 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20567 (fsized-zeroes): Add Optimization attribute.
20568 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20569 * c.opt (Wc++0x-compat): Add Warning attribute.
20571 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20573 PR middle-end/30761
20574 * reload1.c (eliminate_regs_in_insn): In the single_set special
20575 case, attempt to re-recognize the insn before falling back to
20576 having reload fix it up.
20578 2007-02-20 Eric Christopher <echristo@gmail.com>
20580 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20581 Rewrite accordingly.
20582 (frv_read_iacc_argument): Ditto.
20583 (frv_expand_set_builtin): Take a call instead of arglist, update for
20585 (frv_expand_unop_builtin): Ditto.
20586 (frv_expand_binop_builtin): Ditto.
20587 (frv_expand_cut_builtin): Ditto.
20588 (frv_expand_binopimm_builtin): Ditto.
20589 (frv_expand_voidbinop_builtin): Ditto.
20590 (frv_expand_int_void2arg): Ditto.
20591 (frv_expand_prefetches): Ditto.
20592 (frv_expand_voidtriop_builtin): Ditto.
20593 (frv_expand_voidaccop_builtin): Ditto.
20594 (frv_expand_load_builtin): Ditto.
20595 (frv_expand_store_builtin): Ditto.
20596 (frv_expand_mdpackh_builtin): Ditto.
20597 (frv_expand_mclracc_builtin): Ditto.
20598 (frv_expand_mrdacc_builtin): Ditto.
20599 (frv_expand_mwtacc_builtin): Ditto.
20600 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20603 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20605 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20606 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20608 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20609 point instructions.
20610 * configure: Regenerate.
20611 * config.in: Regenerate.
20612 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20613 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20614 masks to power6 and power6x and to POWERPC_MASKS.
20615 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20617 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20618 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20619 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20620 Access PROTOTYPE as variable, not mask.
20622 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20624 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20625 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20626 * combine.c (adjust_for_new_dest): Use it.
20627 * postreload.c (reload_combine): Likewise.
20629 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20631 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20632 notes on an insn with multiple sets, even if single_set returns
20633 non-NULL for that insn.
20635 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20637 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20638 scalbn and scalbln.
20640 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20642 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20643 if user didn't pass it.
20644 * config/i386/darwin.h (CC1_SPEC): Likewise.
20645 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20646 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20647 -mmacosx-version-min.
20649 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20650 Uros Bizjak <ubizjak@gmail.com>
20652 * optabs.h (enum optab_index): Add new OTI_scalb.
20653 (scalb_optab): Define corresponding macro.
20654 * optabs.c (init_optabs): Initialize scalb_optab.
20655 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20657 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20658 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20659 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20660 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20661 flag_unsafe_math_optimizations is set.
20663 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20664 to implement scalbf, scalb and scalbl built-ins as inline x87
20667 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20668 DJ Delorie <dj@redhat.com>
20671 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20672 (diagnostic_report_diagnostic): ... here, and turn them into real
20673 errors. If warnings are inhibited, no need to do anything.
20675 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20677 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20678 better code generation.
20680 2007-02-20 Ben Elliston <bje@au.ibm.com>
20682 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20684 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20686 * config/alpha/alpha.c, config/alpha/alpha.md,
20687 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20688 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20689 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20690 config/arm/lib1funcs.asm: Follow spelling conventions.
20692 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20693 config/fr30/fr30.md, config/i386/i386.h,
20694 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20695 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20696 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20697 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20698 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20699 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20700 config/sparc/sparc.c, config/sparc/sparc.h,
20701 config/sparc/sparc.md, config/spu/constraints.md,
20702 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20705 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20708 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20711 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20713 * doc/invoke.texi (-ftree-lrs): Remove.
20715 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20717 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20720 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20722 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20723 new CALL_EXPR_FN macro for retrieving the function
20724 declaration of the input expression.
20726 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20728 * c.opt (Waddress): New.
20729 * common.opt (Walways-true): Delete.
20730 (Wstring-literal-comparison): Delete.
20731 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20732 -Wstring-literal-comparison. Add -Waddress.
20734 (Walways-true): Delete.
20735 (Wstring-literal-comparison): Delete.
20736 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20737 consistently instead of -Walways-true in example.
20738 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20739 * c-typeck.c (parser_build_binary_op): Replace
20740 -Wstring-literal-comparison and -Walways-true with -Waddress.
20741 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20744 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20746 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20747 without DECL_STRUCT_FUNCTION initialized.
20749 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20751 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20752 due to calls to functions taking pointers as parameters.
20754 2007-02-19 Richard Henderson <rth@redhat.com>
20757 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20760 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20762 * config/s390/s390.c (s390_call_saved_register_used,
20763 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20764 accessed to the new scheme.
20766 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20768 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20769 (cris_print_index, cris_print_operand, cris_print_operand_address)
20770 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20771 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20772 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20773 GET_CODE () == xxx.
20774 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20775 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20776 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20777 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20778 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20779 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20780 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20781 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20782 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20783 (uminsi3, call, call_value): Ditto.
20784 (define_split: indir_to_reg_split, unnamed): Ditto.
20786 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20788 PR tree-optimization/30975
20789 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20792 2007-02-18 Eric Christopher <echristo@gmail.com>
20794 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20795 Remove use of arglist.
20796 (mips_expand_builtin): Remove use of arglist, pass in expr.
20797 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20798 (mips_expand_builtin_movtf): Ditto.
20799 (mips_expand_builtin_compare): Ditto.
20801 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20803 * tree-sra.c (sra_build_assignment): Replace assertion
20804 checking with a comment explaining why it can't be done.
20806 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20808 PR middle-end/30833
20809 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20810 during CALL_EXPR representation conversion.
20811 * tree-ssa-propagate.c (set_rhs): Likewise.
20813 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20815 * tree-sra.c (sra_build_assignment): Disable assertion checking
20818 2007-02-18 Roger Sayle <roger@eyesopen.com>
20820 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20821 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20822 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20824 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20825 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20826 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20827 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20828 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20829 force_gimple_operand): Likewise.
20830 * ipa-cp.c (constant_val_insert): Likewise.
20831 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20832 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20833 perfect_nestify): Likewise.
20834 * langhooks.c (lhd_omp_assignment): Likewise.
20835 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20836 lower_copyprivate_clauses, lower_send_clauses,
20837 lower_send_shared_vars, expand_parallel_call,
20838 expand_omp_for_generic, expand_omp_for_static_nochunk,
20839 expand_omp_for_static_chunk, expand_omp_sections,
20840 lower_omp_single_copy, lower_omp_for_lastprivate,
20841 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20842 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20843 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20846 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20848 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20849 config/sh/sh.md: Follow spelling conventions.
20851 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20852 config/frv/predicates.md: Follow spelling conventions.
20854 * config/m68k/linux-unwind.h: Fix a comment typo.
20855 * target.h: Follow spelling conventions.
20857 2007-02-18 Roger Sayle <roger@eyesopen.com>
20859 PR rtl-optimization/28173
20860 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20861 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20862 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20863 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20864 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20866 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20868 * builtins.c (fold_builtin_load_exponent): New.
20869 (fold_builtin_2): Use it.
20871 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20873 PR rtl-optimization/30773
20874 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20875 if we fail to attach a REG_EQUIV note.
20877 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20878 Roger Sayle <roger@eyesopen.com>
20880 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20882 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20884 * calls.c (initialize_argument_information): Pass original EXP
20885 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20886 code to split complex arguments here, as part of initializing the
20888 (expand_call): Remove code that builds a list of arguments and
20889 inserts implicit arguments into it. Instead, just count how many
20890 implicit arguments there will be so we can determine the size of
20891 the ARGS array, and let initialize_argument_information do the work.
20892 (split_complex_values): Delete unused function.
20894 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20896 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20898 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20900 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20901 for arg pointer based indexed addressing.
20903 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20905 * config/ia64/ia64.h, config/ia64/ia64.md,
20906 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20907 spelling conventions.
20909 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20911 * config/m68k/m68k.c (split_di): New.
20912 * config/m68k/m68k-protos.h: Declare split_di.
20913 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20914 Improve predicate handling and split constant shifts.
20916 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20918 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20919 parameter for register bitfield operations, general predicates
20922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20924 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20925 * config/m68k/linux-unwind.h: New file.
20927 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20929 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20930 config/i386/athlon.md, config/ia64/ia64.md,
20931 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20932 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20933 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20934 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20935 tree-vect-transform.c: Fix comment typos.
20937 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20939 * sched-deps.c (find_insn_list): Remove.
20940 * sched-int.h: Remove the prototype for find_insn_list.
20942 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20944 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20946 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20947 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20948 darwin_rs6000_override_options.
20949 (C_COMMON_OVERRIDE_OPTIONS): Expect
20950 darwin_macosx_version_min to be non-NULL always.
20951 (TARGET_C99_FUNCTIONS): Likewise.
20952 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20953 (DARWIN_MINVERSION_SPEC): New.
20954 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20955 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20957 (DARWIN_MINVERSION_SPEC): New.
20958 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20960 * config/darwin-c.c (darwin_cpp_builtins): Expect
20961 darwin_macosx_version_min to be non-NULL always.
20963 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20965 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20967 * config/i386/i386.h (x86_use_xchgb): New.
20968 (TARGET_USE_XCHGB): New macro.
20969 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20970 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20971 Split after reload into bswaphi for shifts of 8.
20972 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20973 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20974 or when optimizing for size.
20976 2007-02-16 Richard Guenther <rguenther@suse.de>
20977 Christian Bruel <christian.bruel@st.com>
20979 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20980 DECLs but prefer SSA_NAMEs over DECLs.
20982 2007-02-16 Richard Guenther <rguenther@suse.de>
20984 * tree-flow-inline.h (single_imm_use_p): Remove.
20985 (zero_imm_uses_p): Likewise.
20986 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20987 instead of single_imm_use_p.
20988 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20991 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20994 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20995 nested double- and backquotes.
20997 2007-02-15 Roger Sayle <roger@eyesopen.com>
20999 PR middle-end/30391
21000 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21001 should be unreachable.
21002 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21003 For the time being redirect GIMPLE_MODIFY_STMT to the new
21004 (renamed) build_gimple_modify_stmt_stat.
21005 (build2_gimple_stat): Rename to...
21006 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21007 Always build a GIMPLE_MODIFY_STMT node.
21008 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21009 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21012 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21013 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21014 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21015 expand_complex_div_wide): Likewise.
21016 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21017 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21018 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21019 * tree-ssa-loop-manip.c (create_iv): Likewise.
21020 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21021 abs_replacement): Likewise.
21022 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21023 realify_fake_stores): Likewise.
21025 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21026 node rather than a GIMPLE_MODIFY_STMT node.
21027 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21028 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21030 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21031 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21032 GIMPLE_MODIFY_STMT.
21034 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21036 PR middle-end/30433
21037 * fold-const.c (fold_comparison): Add back the
21038 folding of constant complex comparisions.
21040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21042 PR middle-end/30729
21043 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21044 effects unknown to this function, return early.
21046 2007-02-15 Ian Lance Taylor <iant@google.com>
21048 * lower-subreg.c (move_eh_region_note): New static function.
21049 (resolve_simple_move): Call it.
21050 (decompose_multiword_subregs): Track blocks for which we resolve a
21051 simple move which is also a control flow insn. Pass them to
21052 find_many_sub_basic_blocks.
21053 (pass_lower_subreg): Add TODO_verify_flow.
21054 (pass_lower_subreg2): Likewise.
21056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21057 Brooks Moses <brooks.moses@codesourcery.com>
21058 Lee Millward <lee.millward@codesourcery.com>
21060 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21061 (VL_EXP_CLASS_P): New.
21062 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21064 (TREE_OPERAND_CHECK_CODE): Likewise.
21065 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21066 (TREE_RTL_OPERAND_CHECK): Likewise.
21067 (tree_operand_check_failed): Make second parameter the whole tree
21068 instead of its code. Fixed callers.
21069 (VL_EXP_CHECK): New.
21070 (TREE_OPERAND_LENGTH): New.
21071 (VL_EXP_OPERAND_LENGTH): New.
21072 (CALL_EXPR_FN): New.
21073 (CALL_EXPR_STATIC_CHAIN): New.
21074 (CALL_EXPR_ARGS): New.
21075 (CALL_EXPR_ARG): New.
21076 (call_expr_nargs): New.
21077 (CALL_EXPR_ARGP): New.
21078 (build_nt_call_list): Declare.
21079 (build_vl_exp_stat): Declare.
21080 (build_vl_exp): New.
21081 (build_call_list): Declare.
21082 (build_call_nary): Declare.
21083 (build_call_valist): Declare.
21084 (build_call_array): Declare.
21085 (call_expr_arg): Declare.
21086 (call_expr_argp): Declare.
21087 (call_expr_arglist): Declare.
21088 (fold_build_call_list): Declare.
21089 (fold_build_call_list_initializer): Declare.
21090 (fold_call_expr): Declare to replace fold_builtin.
21091 (fold_builtin_fputs): Update to agree with modified definition.
21092 (fold_builtin_strcpy): Likewise.
21093 (fold_builtin_strncpy): Likewise.
21094 (fold_builtin_memory_chk): Likewise.
21095 (fold_builtin_stxcpy_chk): Likewise.
21096 (fold_builtin_strncpy_chk): Likewise.
21097 (fold_builtin_next_arg): Likewise.
21098 (fold_build_call_expr): Declare.
21099 (fold_builtin_call_list): Declare.
21100 (fold_builtin_call_valist): Declare.
21101 (build_call_expr): Declare.
21102 (validate_arglist): Update to agree with modified definition.
21103 (tree_operand_length): New.
21104 (call_expr_arg_iterator): New.
21105 (init_call_expr_arg_iterator): New.
21106 (next_call_expr_arg): New.
21107 (first_call_expr_arg): New.
21108 (more_call_expr_args_p): New.
21109 (FOR_EACH_CALL_EXPR_ARG): New.
21111 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21112 and tcc_gimple_stmt.
21113 (tree_code_size): Update documentation. Use sizeof (tree) rather
21114 than sizeof (char *).
21115 (tree_size): Likewise. Add case for tcc_vl_exp.
21116 (tree_node_structure): Add case for tcc_vl_exp.
21117 (contains_placeholder_p): Likewise.
21118 (substitute_in_expr): Likewise.
21119 (substitute_placeholder_in_expr): Likewise.
21120 (stabilize_reference_1): Likewise.
21121 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21122 to diagnose breakage of this interface for constructing CALL_EXPRs.
21123 (build_nt): Add similar assertion here.
21124 (build_nt_call_list): New.
21125 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21126 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21128 (get_callee_fndecl): Use new CALL_EXPR accessors.
21129 (tree_operand_check_failed): Change parameters to pass entire node
21130 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21131 (process_call_operands): New.
21132 (build_vl_exp_stat): New.
21133 (build_call_list): New.
21134 (build_call_nary): New.
21135 (build_call_valist): New.
21136 (build_call_array): New.
21137 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21138 (call_expr_arglist): New.
21140 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21141 tcc_vl_exp instead of a fixed-size tcc_expression.
21143 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21144 accessors for CALL_EXPRs.
21145 (AGGR_INIT_EXPR): Likewise.
21147 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21148 Brooks Moses <brooks.moses@codesourcery.com>
21149 Lee Millward <lee.millward@codesourcery.com>
21151 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21152 (expand_builtin_nonlocal_goto): Change parameter to be entire
21153 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21154 (expand_builtin_prefetch): Likewise.
21155 (expand_builtin_classify_type): Likewise.
21156 (mathfn_built_in): Return NULL_TREE instead of 0.
21157 (expand_errno_check): Use new CALL_EXPR accessors.
21158 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21159 Return NULL_RTX instead of 0.
21160 (expand_builtin_mathfn_2): Likewise.
21161 (expand_builtin_mathfn_3): Likewise.
21162 (expand_builtin_interclass_mathfn): Likewise.
21163 (expand_builtin_sincos): Likewise.
21164 (expand_builtin_cexpi): Likewise.
21165 (expand_builtin_int_roundingfn): Likewise.
21166 (expand_builtin_int_roundingfn_2): Likewise.
21167 (expand_builtin_pow): Likewise.
21168 (expand_builtin_powi): Likewise.
21169 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21170 of arglist, fixing callers appropriately. Use new CALL_EXPR
21171 accessors and constructors. Return NULL_RTX instead of 0.
21172 (expand_builtin_strstr): Likewise.
21173 (expand_builtin_strchr): Likewise.
21174 (expand_builtin_strrchr): Likewise.
21175 (expand_builtin_strpbrk): Likewise.
21176 (expand_builtin_memcpy): Likewise.
21177 (expand_builtin_mempcpy): Likewise.
21178 (expand_builtin_mempcpy_args): New.
21179 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21180 (expand_builtin_memmove_args): New.
21181 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21182 (expand_movstr): Likewise.
21183 (expand_builtin_strcpy): Likewise.
21184 (expand_builtin_strcpy_args): New.
21185 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21186 (expand_builtin_strncpy): Likewise.
21187 (expand_builtin_memset): Likewise.
21188 (expand_builtin_memset_args): New.
21189 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21190 (expand_builtin_memcmp): Likewise.
21191 (expand_builtin_strcmp): Likewise.
21192 (expand_builtin_strncmp): Likewise.
21193 (expand_builtin_strcat): Likewise.
21194 (expand_builtin_strncat): Likewise.
21195 (expand_builtin_strspn): Likewise.
21196 (expand_builtin_strcspn): Likewise.
21197 (expand_builtin_args_info): Likewise.
21198 (expand_builtin_va_start): Likewise.
21199 (gimplify_va_arg_expr): Likewise.
21200 (expand_builtin_va_end): Likewise.
21201 (expand_builtin_va_copy): Likewise.
21202 (expand_builtin_frame_address): Likewise.
21203 (expand_builtin_alloca): Likewise.
21204 (expand_builtin_bswap): Likewise.
21205 (expand_builtin_unop): Likewise.
21206 (expand_builtin_fputs): Likewise.
21207 (expand_builtin_expect): Likewise.
21208 (expand_builtin_fabs): Likewise.
21209 (expand_builtin_copysign): Likewise.
21210 (expand_builtin_printf): Likewise.
21211 (expand_builtin_fprintf): Likewise.
21212 (expand_builtin_sprintf): Likewise.
21213 (expand_builtin_init_trampoline): Likewise.
21214 (expand_builtin_signbit): Likewise.
21215 (expand_builtin_fork_or_exec): Likewise.
21216 (expand_builtin_sync_operation): Likewise.
21217 (expand_builtin_compare_and_swap): Likewise.
21218 (expand_builtin_lock_test_and_set): Likewise.
21219 (expand_builtin_lock_release): Likewise.
21220 (expand_builtin): Likewise.
21221 (builtin_mathfn_code): Likewise.
21223 (fold_builtin_constant_p): Pass call arguments individually instead
21224 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21225 accessors and constructors. Return NULL_TREE instead of 0.
21226 (fold_builtin_expect): Likewise.
21227 (fold_builtin_classify_type): Likewise.
21228 (fold_builtin_strlen): Likewise.
21229 (fold_builtin_nan): Likewise.
21230 (integer_valued_real_p): Likewise.
21231 (fold_trunc_transparent_mathfn): Likewise.
21232 (fold_fixed_mathfn): Likewise.
21233 (fold_builtin_cabs): Likewise.
21234 (fold_builtin_sqrt): Likewise.
21235 (fold_builtin_cbrt): Likewise.
21236 (fold_builtin_cos): Likewise.
21237 (fold_builtin_cosh): Likewise.
21238 (fold_builtin_tan): Likewise.
21239 (fold_builtin_sincos): Likewise.
21240 (fold_builtin_cexp): Likewise.
21241 (fold_builtin_trunc): Likewise.
21242 (fold_builtin_floor): Likewise.
21243 (fold_builtin_ceil): Likewise.
21244 (fold_builtin_round): Likewise.
21245 (fold_builtin_int_roundingfn): Likewise.
21246 (fold_builtin_bitop): Likewise.
21247 (fold_builtin_bswap): Likewise.
21248 (fold_builtin_logarithm): Likewise.
21249 (fold_builtin_hypot): Likewise.
21250 (fold_builtin_pow): Likewise.
21251 (fold_builtin_powi): Likewise.
21252 (fold_builtin_exponent): Likewise.
21253 (fold_builtin_memset): Likewise.
21254 (fold_builtin_bzero): Likewise.
21255 (fold_builtin_memory_op): Likewise.
21256 (fold_builtin_bcopy): Deleted; call site changed to invoke
21257 fold_builtin_memory_op directly.
21258 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21259 (fold_builtin_strncpy): Likewise.
21260 (fold_builtin_memcmp): Likewise.
21261 (fold_builtin_strcmp): Likewise.
21262 (fold_builtin_strncmp): Likewise.
21263 (fold_builtin_signbit): Likewise.
21264 (fold_builtin_copysign): Likewise.
21265 (fold_builtin_isascii): Likewise.
21266 (fold_builtin_toascii): Likewise.
21267 (fold_builtin_isdigit): Likewise.
21268 (fold_builtin_fabs): Likewise.
21269 (fold_builtin_abs): Likewise.
21270 (fold_builtin_fmin_fmax): Likewise.
21271 (fold_builtin_carg): Likewise.
21272 (fold_builtin_classify): Likewise.
21273 (fold_builtin_unordered_cmp): Likewise.
21275 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21276 New functions split out from fold_builtin_1.
21277 (fold_builtin_n): New.
21278 (fold_builtin_varargs): New.
21279 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21281 (fold_call_expr): New.
21282 (build_function_call_expr): Rewrite to use new helper function.
21283 (fold_builtin_call_list): New.
21284 (build_call_expr): New.
21285 (fold_builtin_call_valist): New.
21286 (rewrite_call_expr): New.
21287 (validate_arg): New.
21288 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21289 of an arglist. Change return type to bool. Use new CALL_EXPR
21292 (fold_builtin_strstr): Pass call arguments individually instead
21293 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21294 accessors and constructors. Return NULL_TREE instead of 0.
21295 (fold_builtin_strchr): Likewise.
21296 (fold_builtin_strrchr): Likewise.
21297 (fold_builtin_strpbrk): Likewise.
21298 (fold_builtin_strcat): Likewise.
21299 (fold_builtin_strncat): Likewise.
21300 (fold_builtin_strspn): Likewise.
21301 (fold_builtin_strcspn): Likewise.
21302 (fold_builtin_fputs): Likewise.
21303 (fold_builtin_next_arg): Likewise.
21304 (fold_builtin_sprintf): Likewise.
21306 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21307 NULL_RTX instead of 0.
21308 (expand_builtin_memory_chk): Likewise.
21309 (maybe_emit_chk_warning): Likewise.
21310 (maybe_emit_sprintf_chk_warning): Likewise.
21312 (fold_builtin_object_size): Pass call arguments individually instead
21313 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21314 accessors and constructors. Return NULL_TREE instead of 0.
21315 (fold_builtin_memory_chk): Likewise.
21316 (fold_builtin_stxcpy_chk): Likewise.
21317 (fold_builtin_strncpy_chk): Likewise.
21318 (fold_builtin_strcat_chk): Likewise.
21319 (fold_builtin_strcat_chk): Likewise.
21320 (fold_builtin_strncat_chk): Likewise.
21321 (fold_builtin_sprintf_chk): Likewise.
21322 (fold_builtin_snprintf_chk): Likewise.
21323 (fold_builtin_printf): Likewise.
21324 (fold_builtin_vprintf): Likewise.
21326 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21328 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21329 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21330 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21331 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21332 (fold_unary): Likewise.
21333 (fold_binary): Likewise.
21334 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21335 ternary expressions.
21336 (fold): Add logic for tcc_vl_exp.
21337 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21339 (fold_build3_stat): Add assertion to flag broken interface for
21340 constructing CALL_EXPRs.
21341 (fold_build_call_list): New.
21342 (fold_build_call_list_initializer): New.
21343 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21345 (fold_strip_sign_ops): Likewise.
21347 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21348 Brooks Moses <brooks.moses@codesourcery.com>
21349 Lee Millward <lee.millward@codesourcery.com>
21351 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21352 accessors and dump arguments explicitly.
21354 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21356 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21358 (print_call_name): Use new CALL_EXPR accessors.
21360 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21361 CALL_EXPR arguments explicitly instead of as a list. Use
21362 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21364 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21365 (vrp_visit_stmt): Likewise.
21367 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21368 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21370 (force_move_till_expr): Likewise.
21372 * targhooks.c (default_external_stack_protect_fail): Use
21373 build_call_expr instead of build_function_call_expr.
21374 (default_hidden_stack_protect_fail): Likewise.
21376 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21379 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21380 and walk arguments explicitly.
21382 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21383 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21384 (expand_simple_operations): Likewise.
21385 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21387 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21388 of TREE_CODE_LENGTH.
21389 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21391 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21392 instead of TREE_CODE_LENGTH.
21394 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21395 (tree_ic_transform): Likewise.
21396 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21397 parameter instead of arglist. Fix callers.
21398 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21399 (tree_stringops_transform): Likewise.
21400 (tree_indirect_call_to_profile): Likewise.
21401 (tree_stringops_values_to_profile): Likewise.
21403 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21404 (eliminate_tail_call): Likewise.
21406 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21408 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21409 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21411 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21413 * omp-low.c (build_omp_barrier): Use build_call_expr.
21414 (lower_rec_input_clauses): Likewise.
21415 (lower_reduction_clauses): Likewise.
21416 (expand_parallel_call): Likewise.
21417 (maybe_catch_exception): Likewise.
21418 (expand_omp_for_generic): Likewise.
21419 (expand_omp_for_static_nochunk): Likewise.
21420 (expand_omp_sections): Likewise.
21421 (lower_omp_single_simple): Likewise.
21422 (lower_omp_single_copy): Likewise.
21423 (lower_omp_master): Likewise.
21424 (lower_omp_ordered): Likewise.
21425 (lower_omp_critical): Likewise.
21427 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21428 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21430 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21431 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21432 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21434 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21435 and generalize to handle any number of operands.
21436 (chrec_contains_undetermined): Likewise.
21437 (tree_contains_chrecs): Likewise.
21438 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21440 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21442 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21443 fold_call_expr instead of fold_builtin.
21444 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21445 match declarations there.
21446 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21449 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21450 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21452 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21453 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21455 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21458 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21459 (execute_cse_sincos): Use new CALL_EXPR accessors.
21461 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21463 * gimple-low.c (lower_function_body): Use build_call_expr.
21464 (lower_builtin_setjmp): Likewise.
21466 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21467 (set_storage_via_libcall): Likewise.
21468 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21469 instead of TREE_CODE_LENGTH.
21470 (expand_expr_real_1): Use new CALL_EXPR accessors.
21472 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21473 generalize to handle any number of operands.
21474 (TB_parent_eq): Likewise.
21476 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21477 (strip_builtin_expect): Likewise.
21479 * function.c (gimplify_parameters): Use build_call_expr.
21481 * tree-vectorizer.c (vect_is_simple_reduction): Use
21482 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21484 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21485 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21487 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21490 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21491 (gimplify_decl_expr): Likewise.
21492 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21493 Use new CALL_EXPR iterators.
21494 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21495 (gimplify_modify_expr_to_memset): Likewise.
21496 (gimplify_variable_sized_compare): Likewise.
21497 (gimplify_omp_atomic_fetch_op): Likewise.
21498 (gimplify_omp_atomic_pipeline): Likewise.
21499 (gimplify_omp_atomic_mutex): Likewise.
21500 (gimplify_function_tree): Likewise.
21502 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21503 (call_expr_flags): Likewise.
21504 (expand_call): Likewise.
21506 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21507 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21510 * coverage.c (create_coverage): Use build_call_expr.
21512 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21513 (temp_call_expr_obstack): New.
21514 (pool_copy_list): Delete.
21515 (temp_copy_call_expr): New.
21516 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21517 CALL_EXPR accessors. Get rid of special goo for copying argument
21518 lists and use temp_copy_call_expr instead.
21519 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21520 CALL_EXPR accessors.
21521 (create_expression_by_pieces): Likewise. Use build_call_array
21522 to construct the result instead of fold_build3.
21523 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21524 dealing with argument lists.
21525 (init_pre): Remove references to expression_node_pool and
21526 list_node_pool. Init temp_call_expr_obstack instead.
21527 (fini_pre): Remove references to expression_node_pool and
21530 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21531 and walk arguments explicitly instead of as a list.
21533 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21534 (mx_register_decls): Likewise.
21535 (mudflap_register_call): Likewise.
21536 (mudflap_finish_file): Likewise.
21538 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21539 (ipa_callsite_compute_param): Likewise.
21541 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21542 accessors and constructor.
21544 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21545 accessors and constructor.
21546 (convert_tramp_reference): Likewise.
21547 (convert_call_expr): Likewise.
21548 (finalize_nesting_tree_1): Likewise.
21550 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21553 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21555 * tree-inline.c (initialize_inlined_parameters): Pass entire
21556 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21558 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21559 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21562 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21563 (vectorizable_reduction): Likewise.
21564 (vectorizable_call): Use new CALL_EXPR iterators.
21565 (vectorizable_conversion): Use build_call_expr.
21566 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21567 (vect_gen_widened_results_half): Use build_call_expr.
21568 (vect_setup_realignment): Likewise.
21569 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21571 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21572 (pass_through_call): Likewise.
21573 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21576 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21577 (tree_gen_pow2_profiler): Likewise.
21578 (tree_gen_one_value_profiler): Likewise.
21579 (tree_gen_ic_func_profiler): Likewise.
21580 (tree_gen_average_profiler): Likewise.
21581 (tree_gen_ior_profiler): Likewise.
21583 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21584 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21585 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21587 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21588 of TREE_CODE_LENGTH.
21590 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21591 of TREE_CODE_LENGTH.
21593 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21595 (convert_to_integer): Likewise.
21597 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21600 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21601 Brooks Moses <brooks.moses@codesourcery.com>
21602 Lee Millward <lee.millward@codesourcery.com>
21604 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21606 * config/frv/frv.c (frv_expand_builtin): Likewise.
21607 * config/s390/s390.c (s390_expand_builtin): Likewise.
21609 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21610 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21612 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21613 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21614 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21615 (ix86_expand_store_builtin): Likewise.
21616 (ix86_expand_unop_builtin): Likewise.
21617 (ix86_expand_unop1_builtin): Likewise.
21618 (ix86_expand_sse_compare): Likewise.
21619 (ix86_expand_sse_comi): Likewise.
21620 (ix86_expand_vec_init_builtin): Likewise.
21621 (ix86_expand_vec_ext_builtin): Likewise.
21622 (ix86_expand_vec_set_builtin): Likewise.
21623 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21625 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21626 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21628 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21629 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21630 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21632 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21634 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21635 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21636 arglist. Use new CALL_EXPR accessors. Fix callers.
21637 (altivec_expand_abs_builtin): Likewise.
21638 (rs6000_expand_binop_builtin): Likewise.
21639 (altivec_expand_predicate_builtin): Likewise.
21640 (altivec_expand_lv_builtin): Likewise.
21641 (spe_expand_stv_builtin): Likewise.
21642 (altivec_expand_stv_builtin): Likewise.
21643 (rs6000_expand_ternop_builtin): Likewise.
21644 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21645 (altivec_expand_st_builtin): Likewise.
21646 (altivec_expand_dst_builtin): Likewise.
21647 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21648 arglist. Use new CALL_EXPR accessors. Fix callers.
21649 (altivec_expand_vec_set_builtin): Likewise.
21650 (altivec_expand_vec_ext_builtin): Likewise.
21651 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21652 (spe_expand_builtin): Likewise.
21653 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21654 arglist. Use new CALL_EXPR accessors. Fix callers.
21655 (spe_expand_evsel_builtin): Likewise.
21656 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21657 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21659 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21660 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21661 (arm_expand_unop_builtin): Likewise.
21662 (arm_expand_builtin): Use new CALL_EXPR accessors.
21664 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21667 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21668 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21670 (bfin_expand_unop_builtin): Likewise.
21671 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21673 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21674 Brooks Moses <brooks.moses@codesourcery.com>
21675 Lee Millward <lee.millward@codesourcery.com>
21677 * c-semantics.c (build_stmt): Add internal diagnostic check.
21679 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21680 accessors. Print arguments explicitly instead of as a list.
21682 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21684 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21685 (c_finish_omp_flish): Likewise.
21687 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21688 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21689 instead of TREE_CODE_LENGTH.
21690 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21691 (c_warn_unused_result): Likewise.
21693 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21696 * doc/invoke.texi (Warning Options): Remove
21697 -Werror-implicit-function-declaration.
21698 (Wimplicit-function-declaration): Update description.
21699 * opts.c (common_handle_option): Move handling of -Werror=* to...
21700 (enable_warning_as_error): ...here.
21701 * opts.h (enable_warning_as_error): Declare.
21702 * c-decl.c (implicit_decl_warning): Unless
21703 -Wno-implicit-function-declaration is given, emit a pedwarn if
21704 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21705 * c.opt (Wimplicit-function-declaration): Replace
21706 mesg_implicit_function_declaration with
21707 warn_implicit_function_declaration.
21708 * c-opts.c (c_common_handle_option):
21709 -Werror-implicit-function-declaration is exactly equal as
21710 -Werror=implicit-function-declaration.
21711 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21712 warn_implicit_function_declaration.
21713 (c_common_post_options): -Wimplict-function-declaration is enabled
21714 by default by -std=c99, otherwise is disabled by default.
21715 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21717 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21719 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21720 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21721 former is ignored but not the latter.
21723 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21725 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21726 is made and the reference doesn't use the alias set of its type,
21727 do not create the temporary using that type.
21729 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21731 * jump.c: Remove prototypes for delete_computation and
21732 delete_prior_computation.
21734 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21736 * jump.c (get_label_after): Delete.
21737 (get_label_before, delete_computation, delete_jump,
21738 delete_prior_computation, follow_jumps): Move...
21739 * reorg.c (delete_computation, delete_prior_computation): ... here...
21740 (get_label_before, delete_jump): ... making these static ...
21741 (follow_jumps): ... and simplifying this since it only runs after
21743 * rtl.h (get_label_after, get_label_before, delete_jump,
21744 follow_jumps): Delete prototypes.
21746 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21748 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21750 2007-02-15 Nick Clifton <nickc@redhat.com>
21752 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21753 order to prevent it from being munged by the target.
21755 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21757 * config/i386/i386.md: Remove misleading comment.
21759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21761 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21762 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21765 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21767 * tree-sra.c (instantiate_missing_elements): Canonicalize
21769 (sra_build_assignment): New.
21770 (generate_copy_inout, generate_element_copy,
21771 generate_element_zero, generate_one_element_init): Use it.
21773 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21775 * tree-sra.c (instantiate_missing_elements): Canonicalize
21777 (sra_build_assignment): New.
21778 (generate_copy_inout, generate_element_copy,
21779 generate_element_zero, generate_one_element_init): Use it.
21781 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21783 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21786 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21788 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21789 types as aggregates not scalars.
21790 * function.c (assign_stack_temp_for_type): Likewise.
21792 2007-02-14 Roger Sayle <roger@eyesopen.com>
21793 Zdenek Dvorak <dvorakz@suse.cz>
21795 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21798 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21800 * passes.c (next_pass_1): Clear the next field of the copied
21803 2007-02-14 Richard Henderson <rth@redhat.com>
21805 * tree-sra.c (early_sra): New.
21806 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21807 (tree_sra_early, pass_sra_early): New.
21808 * tree-pass.h (pass_sra_early): Declare.
21809 * passes.c (init_optimization_passes): Use it.
21811 2007-02-14 Richard Guenther <rguenther@suse.de>
21813 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21815 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21817 PR tree-optimization/30771
21818 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21820 (vect_analyze_operations): Induction phis can now be marked as
21822 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21823 Update documentation accordingly.
21825 2007-02-14 Nick Clifton <nickc@redhat.com>
21827 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21828 most 3 arguments are supported.
21829 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21831 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21833 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21834 Ensure dst->current is valid.
21836 2007-02-13 Paul Brook <paul@codesourcery.com>
21838 * config.gcc: Add arm*-*-uclinux-*eabi.
21839 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21840 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21841 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21842 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21843 (LINK_SPEC): Define.
21844 (LIB_SPEC): Define.
21845 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21847 * config/arm/uclinux-eabi.h: New file.
21848 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21849 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21852 2007-02-13 Ian Lance Taylor <iant@google.com>
21854 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21855 * flags.h (warn_strict_overflow): Declare.
21856 (enum warn_strict_overflow_code): Define.
21857 (issue_strict_overflow_warning): New static inline function.
21858 * opts.c (warn_strict_overflow): New variable.
21859 (common_handle_option): Handle OPT_Wstrict_overflow and
21860 OPT_Wstrict_overflow_.
21861 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21863 * fold-const.c: Include intl.h.
21864 (fold_deferring_overflow_warnings): New static variable.
21865 (fold_deferred_overflow_warning): New static variable.
21866 (fold_deferred_overflow_code): New static variable.
21867 (fold_defer_overflow_warnings): New function.
21868 (fold_undefer_overflow_warnings): New function.
21869 (fold_undefer_and_ignore_overflow_warnings): New function.
21870 (fold_deferring_overflow_warnings_p): New function.
21871 (fold_overflow_warning): New static function.
21872 (make_range): Add strict_overflow_p parameter. Change all
21874 (extract_muldiv, extract_muldiv_1): Likewise.
21875 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21876 tree_expr_nonnegative_p.
21877 (fold_negate_expr): Call fold_overflow_warning.
21878 (fold_range_test): Likewise.
21879 (fold_comparison): Likewise.
21880 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21881 instead of tree_expr_nonnegative_p.
21882 (tree_expr_nonnegative_warnv_p): Rename from
21883 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21884 (tree_expr_nonnegative_p): New function.
21885 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21886 strict_overflow_p parameter.
21887 (tree_expr_nonzero_p): New function.
21888 * passes.c (verify_interpass_invariants): New static function.
21889 (execute_one_pass): Call it.
21890 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21892 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21893 (estimate_numbers_of_iterations): Likewise.
21894 (scev_probably_wraps_p): Likewise.
21895 * tree-ssa-ccp.c: Include "toplev.h".
21896 (evaluate_stmt): Defer fold overflow warnings until we know we are
21898 (struct fold_stmt_r_data): Add stmt field.
21899 (fold_stmt_r): Defer fold overflow warnings until we know we
21901 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21902 (fold_stmt_inplace): Likewise.
21903 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21904 (cleanup_control_expr_graph): Defer fold overflow warnings until
21905 we know we are going to optimize.
21906 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21907 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21909 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21910 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21911 * tree-ssa-loop-manip.c (create_iv): Likewise.
21912 * c-typeck.c (build_conditional_expr): Likewise.
21913 (build_binary_op): Likewise.
21914 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21915 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21916 (extract_range_from_unary_expr): Likewise.
21917 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21918 assuming that signed overflow does not occur.
21919 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21920 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21921 (fold_defer_overflow_warnings): Declare.
21922 (fold_undefer_overflow_warnings): Declare.
21923 (fold_undefer_and_ignore_overflow_warnings): Declare.
21924 (fold_deferring_overflow_warnings_p): Declare.
21925 (tree_expr_nonzero_warnv_p): Declare.
21926 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21927 of warning options.
21928 (Warning Options): Document -Wstrict-overflow.
21929 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21930 (tree-ssa-ccp.o): Likewise.
21931 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21932 (fold-const.o): Depend on intl.h.
21934 2007-02-13 Ian Lance Taylor <iant@google.com>
21936 PR middle-end/30751
21937 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21940 2007-02-13 Stuart Hastings <stuart@apple.com>
21942 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21944 2007-02-13 Richard Henderson <rth@redhat.com>
21946 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21947 handled_component_p before looking for the indirect_ref.
21949 2007-02-13 Richard Henderson <rth@redhat.com>
21951 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21952 remove flags clobber.
21953 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21954 (bswaphi_lowpart): New.
21955 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21956 remove TARGET_BSWAP test. Delete expander of the same name.
21958 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21959 (expand_unop): Use them.
21961 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21963 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21964 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21965 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21966 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21967 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21968 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21969 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21970 assembler dialect choice from asm templates.
21972 2007-02-12 Richard Henderson <rth@redhat.com>
21974 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21975 (fixuns_trunc<SSEMODEF>si2): Use it.
21976 * config/i386/sse.md (vec_setv4sf_0): Export.
21977 * config/i386/i386.c (ix86_build_const_vector): Export.
21978 (ix86_split_convert_uns_si_sse): Rename from
21979 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21980 * config/i386/i386-protos.h: Update.
21982 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21985 * c-typeck.c (c_finish_return): Improve warning message.
21987 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21989 * alias.c (find_symbolic_term): Delete unused function.
21991 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21993 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21994 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21995 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21997 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21999 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22000 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22001 the function, temporarily point the debug interface to the null one.
22003 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22005 * dwarf2out.c (round_up_to_align): New static function.
22006 (field_byte_offset): Use it to round the offset.
22008 2007-02-12 Richard Henderson <rth@redhat.com>
22010 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22011 (inswl_const): Export.
22013 2007-02-12 Richard Henderson <rth@redhat.com>
22015 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22016 result mode of the libcall, convert back to outmode.
22018 2007-02-12 Roger Sayle <roger@eyesopen.com>
22020 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22021 (bswapdi2): New define_expand to implement 32-bit implementation.
22023 2007-02-12 Nick Clifton <nickc@redhat.com>
22025 * doc/invoke.texi (Overall Options): Document --help=.
22026 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22027 (cc1_options): Pass --help= on to cc1.
22028 (display_help): Add description of --help=.
22029 (process_command): Add code to handle --help=. Allow translated
22030 --help and --target-help switches to be passed on to compiler
22032 (main): Remove unused if statement.
22033 * opts.c (columns): Remove.
22034 (LEFT_COLUMN): Define.
22035 (wrap_help): Add columns argument.
22036 (print_filtered_help): Change parameters to be an include bitmask,
22037 an exclude bitmask, an any bitmask and the column width. Move the
22038 code to display the params list here. Add code to display the
22039 status of options rather than their descriptions if the quiet flag
22041 (print_specific_help): Change parameters to be an include bitmask,
22042 an exclude bitmask and an any bitmask. Move code to look up the
22043 column width here. Decide upon the title for an options listing.
22044 (common_handle_options): Add code to handle --help=. Adapt code
22045 for --help and --target-help to use the revised form of the
22046 print_specific_help function.
22047 (print_help): Delete.
22048 (print_param_help): Delete.
22049 (print_switch): Delete.
22050 * opts.h (cl_lang_count): Add prototype.
22051 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22052 CL_MAX_OPTION_CLASS): New defines.
22053 * optc-gen.awk: Add construction of cl_lang_count.
22054 * c.opt: Add Warning attribute to warning options and Optimization
22055 attribute to optimization options.
22056 * common.opt: Likewise.
22058 Add -fhelp and -ftarget-help as aliases for the transformed --help
22059 and --target-help options.
22060 * opt-functions.awk: Add code to handle Warning and Optimization
22063 2007-02-12 Richard Henderson <rth@redhat.com>
22065 * config/alpha/constraints.md: New file.
22066 * config/alpha/alpha.c: Include tm-constrs.h.
22067 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22068 alpha_extra_constraint): Remove.
22069 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22070 * config/alpha/alpha-protos.h: Update.
22071 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22072 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22073 (EXTRA_CONSTRAINT): Remove.
22074 * config/alpha/alpha.md: Include constraints.md.
22075 (adddi splitter): Use satisfies_constraint_*.
22076 * config/alpha/predicates.md (add_operand): Likewise.
22077 (sext_add_operand, addition_operation): Likewise.
22079 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22081 PR tree-optimization/29145
22082 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22083 in our handling of restrict qualified pointers.
22085 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22088 * doc/invoke.texi (Wunused-value): Update description.
22089 (Wextra): Delete item.
22090 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22091 value of Wunused-value.
22092 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22093 (c_finish_stmt_expr): Don't check extra_warnings.
22094 (emit_side_effect_warnings): The caller is responsible to check
22097 2007-02-11 Roger Sayle <roger@eyesopen.com>
22098 Matt Thomas <matt@3am-software.com>
22100 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22102 2007-02-11 Roger Sayle <roger@eyesopen.com>
22104 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22105 comparisons of POPCOUNT against zero.
22106 (simplify_const_relational_operation): Likewise.
22108 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22110 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22112 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22114 * dwarf2out.c (root_type): Delete unused function.
22116 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22118 * genattrtab.c (contained_in_p): Delete unused function.
22119 (write_expr_attr_cache): Likewise.
22121 2007-02-11 Jan Hubicka <jh@suse.cz>
22123 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22126 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22128 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22129 to add the REG_EQ* note.
22130 * see.c (see_merge_one_use_extension): Likewise.
22131 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22132 turn REG_EQUAL notes into REG_EQUIV notes if the target
22133 register may have more than one set.
22134 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22135 * gcse.c (try_replace_reg): Likewise.
22136 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22137 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22138 more than one REG_EQUIV note.
22139 * reload1.c (gen_reload): Use set_unique_reg_note.
22141 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22143 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22144 (ix86_builtin_conversion): New function.
22146 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22149 * tree.h (DECL_REPLACEABLE_P): New macro.
22150 * except.c (set_nothrow_function_flags): Likewise.
22152 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22153 Ira Rosen <irar@il.ibm.com>
22154 Dorit Nuzman <dorit@il.ibm.com>
22156 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22157 * targhooks.c (default_builtin_vectorized_conversion): New.
22158 * targhooks.h (default_builtin_vectorized_function): New declaration.
22159 * target.h (struct vectorize): Add builtin_conversion field.
22160 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22161 stmt_vec_info_type value.
22162 (vectorizable_conversion): New declaration.
22163 * tree-vect-analyze.c (vect_analyze_operations): Add
22164 vectorizable_conversion call.
22165 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22166 * tree-vect-transform.c (vectorizable_conversion): New function.
22167 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22168 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22170 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22171 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22172 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22173 or ALTIVEC_BUILTIN_VCFSX.
22175 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22178 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22179 CONST_DOUBLE and operand 0 is a hard register.
22180 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22181 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22182 is a hard floating-point register.
22184 2007-02-10 Richard Henderson <rth@redhat.com>
22185 Jakub Jelinek <jakub@redhat.com>
22186 Alexandre Oliva <aoliva@redhat.com>
22188 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22189 * builtin-types.def (BT_WORD): Make unsigned.
22190 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22191 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22192 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22193 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22194 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22195 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22197 * expr.c (emutls_var_address): New.
22198 (expand_expr_real_1): Expand emulated tls.
22199 (expand_expr_addr_expr_1): Likewise.
22200 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22201 * output.h (emutls_finish): Declare.
22202 * toplev.c (compile_file): Call it.
22203 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22204 address before wrapping in CONST.
22205 * varasm.c (emutls_htab, emutls_object_type): New.
22206 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22207 (get_emutls_object_name, get_emutls_object_type): New.
22208 (get_emutls_init_templ_addr, emutls_decl): New.
22209 (emutls_common_1, emutls_finish): New.
22210 (assemble_variable): When emulating tls, swap decls; generate
22211 constructor for the emutls objects.
22212 (do_assemble_alias): When emulating tls, swap decl and target name.
22213 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22215 * varpool.c (decide_is_variable_needed): Look at force_output.
22216 Recurse for emulated tls.
22217 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22218 with decide_is_variable_needed.
22219 * emutls.c: New file.
22220 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22221 tls_object for real tls.
22223 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22225 PR rtl-optimization/29599
22226 * reload1.c (eliminate_regs_in_insn): Take the destination
22227 mode into account when computing the offset.
22229 2007-02-09 Stuart Hastings <stuart@apple.com>
22230 Richard Henderson <rth@redhat.com>
22232 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22233 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22234 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22235 fixuns_truncdfhi2): New.
22236 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22237 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22238 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22239 (floatunssidf2): Allow nonimmediate source.
22240 * config/i386/sse.md (movdi_to_sse): New.
22241 (vec_concatv2di): Drop '*'.
22242 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22243 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22244 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22246 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22247 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22248 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22249 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22250 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22251 ix86_build_const_vector.
22252 (x86_emit_floatuns): Rewrite.
22254 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22256 * genautomata.c (longest_path_length): Delete unused function.
22257 (struct state): Delete unused longest_path_length.
22258 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22259 (get_free_state): Delete unused.
22261 2007-02-09 Jan Hubicka <jh@suse.cz>
22263 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22264 * doc/invoke.texi (inline-unit-growth): Update default value.
22266 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22267 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22268 (rebuild_cgraph_edges): Likewise.
22269 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22270 (dump_cgraph_node): Dump frequencies.
22271 (cgraph_clone_edge): Add frequency scales.
22272 (cgraph_clone_node): Add freuqnecy.
22273 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22274 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22275 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22276 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22277 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22278 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22279 (save_inline_function_body): Likewise.
22280 * ipa-inline.c: inluce rtl.h
22281 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22282 (cgraph_edge_badness): Use frequencies.
22283 (cgraph_decide_recursive_inlining): Update clonning.
22284 (cgraph_decide_inlining_of_small_function): Dump frequency.
22285 * predict.c (estimate_bb_frequencies): Export.
22286 * predict.h (estimate_bb_frequencies): Declare.
22287 * tree-inline.c (copy_bb): Watch overflows.
22288 (expand_call_inline): Update call of cgraph_create_edge.
22289 (optimize_inline_calls): Use TODO flags to update frequnecies.
22290 * passes.h: Include predict.h
22291 (init_optimization_passes): Move profile ahead.
22292 (execute_function_todo): Handle TODO_rebuild_frequencies.
22294 2007-02-09 Roger Sayle <roger@eyesopen.com>
22296 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22297 the insbl or inswl pattern into a register.
22299 2007-02-09 Roger Sayle <roger@eyesopen.com>
22301 * config/ia64/ia64.md (bswapdi2): New define_insn.
22303 2007-02-09 Richard Henderson <rth@redhat.com>
22305 * config/i386/constraints.md (Ym): New constraint.
22306 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22307 (movdi_1_rex64): Split sse and xmm general register moves from
22308 memory move alternatives. Use conditional register constraints.
22309 (movsf_1, movdf_integer): Likewise.
22310 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22311 (movdf_integer_rex64): New.
22312 (pushsf_rex64): Fix output constraints.
22313 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22314 (sse2_stored): Likewise.
22315 (sse2_storeq_rex64): New.
22316 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22317 amd and not generic.
22318 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22319 for optimize_size. Remove SF/DFmode hack.
22321 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22323 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22326 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22327 Richard Sandiford <richard@codesourcery.com>
22329 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22330 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22331 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22332 m68k/t-mlib to tmake_file.
22333 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22334 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22335 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22336 Allow it to be cf or m68k. Set m68k_arch_family. If that
22337 variable is not empty, add t-$m68k_arch_family to tmake_file.
22338 Add t-mlibs to tmake_file.
22339 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22340 * config/m68k/t-cf: New file.
22341 * config/m68k/t-m68k: Likewise.
22342 * config/m68k/t-mlibs: Likewise.
22343 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22344 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22345 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22346 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22347 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22349 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22350 (INSTALL_LIBGCC): Delete.
22351 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22352 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22354 (M68K_MLIB_CPU): Define.
22355 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22356 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22357 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22359 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22360 Richard Guenther <rguenther@suse.de>
22362 PR middle-end/23361
22363 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22364 against INT_MIN/INT_MAX.
22365 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22366 file if a loop is removed.
22368 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22370 * calls.c (store_one_arg): Pass correct alignment to
22371 emit_push_insn for non-BLKmode values.
22372 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22373 unaligned stack slot via a suitably aligned slot.
22375 2007-02-08 DJ Delorie <dj@redhat.com>
22377 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22379 (legal_subregs): Use unsigned char, make const.
22380 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22382 2007-02-08 Paul Brook <paul@codesourcery.com>
22384 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22385 special interworking needed.
22387 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22389 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22390 conditional to __SSE2__.
22391 (Entries below should have been added to first ChangeLog
22392 entry for amdfam10 dated 2007-02-05)
22393 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22395 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22397 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22400 2007-02-08 DJ Delorie <dj@redhat.com>
22402 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22403 * config/m32c/m32c.c (legal_subregs): New.
22404 (m32c_illegal_subreg_p): New.
22405 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22406 unsupported subregs of hard regs.
22408 2007-02-08 Jan Hubicka <jh@suse.cz>
22410 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22411 the same one; always update histograms.
22413 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22415 * passes.c (init_optimization_passes): Tidy comment.
22417 2007-02-08 Roger Sayle <roger@eyesopen.com>
22419 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22420 strip zero_extend, bswap and rotates from POCOUNT's argument.
22421 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22422 zero_extend and rotates from PARITY's argument.
22423 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22424 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22425 of an integer constant at compile-time.
22427 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22430 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22432 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22435 * tree-ssa-live.c (remove_unused_locals): Do not remove
22436 TREE_ADDRESSABLE variables.
22437 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22438 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22439 FOR_CLOBBER. Update all users.
22440 If VAR has an associated alias set, add a virtual operand for
22441 it if no alias is found to conflict with the memory reference.
22443 2007-02-07 Jan Hubicka <jh@suse.cz>
22444 Robert Kidd <rkidd@crhc.uiuc.edu>
22446 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22448 2007-02-07 Ian Lance Taylor <iant@google.com>
22450 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22452 2007-02-07 Roger Sayle <roger@eyesopen.com>
22454 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22455 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22456 tablejumpdi, movsi_to_cr_one): Remove constraints from
22457 define_expand's match_operands.
22459 2007-02-07 Roger Sayle <roger@eyesopen.com>
22461 * global.c (compute_regsets): Move declatation of "i" inside of
22462 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22464 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22467 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22468 of INDIRECT_REF <RESULT_DECL>.
22470 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22472 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22473 Kaz Kojima <kkojima@gcc.gnu.org>
22476 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22478 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22480 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22482 * doc/loop.texi: Document possibility not to perform disambiguation
22483 of loops with multiple latches.
22484 * cfgloopmanip.c (alp_enum_p): Removed.
22485 (add_loop): Handle subloops. Use get_loop_body_with_size.
22486 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22487 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22488 the new forwarder block.
22489 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22490 Handle the case latch is NULL.
22491 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22492 modifications when marking loop exits.
22493 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22495 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22496 disambiguate_loops_with_multiple_latches.
22497 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22498 before fix_loop_structure.
22499 * cfgloop.c: Include pointer-set.h and output.h.
22500 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22501 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22502 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22503 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22504 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22505 disambiguate_multiple_latches, get_loop_body_with_size,
22506 disambiguate_loops_with_multiple_latches): New functions.
22507 (flow_loop_dump): Dump multiple latch edges.
22508 (flow_loop_nodes_find): Handle loops with multiple latches.
22509 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22510 (glb_enum_p): Modified.
22511 (get_loop_body): Use get_loop_body_with_size.
22512 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22513 (AVOID_CFG_MODIFICATIONS): New constant.
22514 (disambiguate_loops_with_multiple_latches, add_loop,
22515 get_loop_body_with_size): Declare.
22516 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22518 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22520 PR inline-asm/28686
22521 * global.c (compute_regsets): New function.
22522 (global_alloc): Refactored ELIMINABLE_REGSET
22523 and NO_GLOBAL_ALLOC_REGS computation out.
22524 (rest_of_handle_global_alloc): Call compute_regsets()
22525 for non-optimizing case.
22527 2007-02-06 Richard Henderson <rth@redhat.com>
22529 * config/i386/constraints.md (Y2): Rename from Y.
22530 (Yi): New constraint.
22531 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22532 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22533 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22534 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22535 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22536 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22537 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22538 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22539 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22540 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22541 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22542 vec_extractv2si_1): Change Y constraints to Y2.
22543 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22544 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22545 Change Y constraints to Y2.
22546 (sse2_loadld): Change Y constraints to x.
22548 2007-02-06 Roger Sayle <roger@eyesopen.com>
22550 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22551 (parity<mode>2): New define_expand using rs6000_emit_parity.
22552 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22553 rs6000_emit_parity): New functions.
22554 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22555 rs6000_emit_parity): Prototype here.
22557 2007-02-06 Ian Lance Taylor <iant@google.com>
22559 * lower-subreg.c (simple_move_operand): Reject CONST.
22560 (resolve_clobber): Call validate_change rather than directly
22561 assigning to XEXP (pat, 0).
22563 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22565 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22566 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22567 (tree-cfg.o): Remove hashtab.h dependency.
22569 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22570 (struct ivopts_data): Change niters to pointer_map_t.
22571 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22572 (niter_for_exit): Create pointer_map on demand. Change for
22574 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22575 (free_loop_data): Destroy data->niters if created and reset field.
22576 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22577 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22579 * tree-ssa-reassoc.c: Include pointer-set.h.
22580 (bb_rank): Change to long *.
22581 (operand_rank): Change to pointer_map_t.
22582 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22583 (insert_operand_rank): Accept long.
22584 (operand_entry_hash, operand_entry_eq): Remove.
22585 (get_rank): Return long. Adjust for changes above.
22586 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22588 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22590 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22591 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22592 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22594 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22595 directly since it cannot be NULL.
22596 (get_vi_for_tree): Rewrite for pointer_map API.
22597 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22598 (init_alias_vars): Create vi_for_tree as pointer_map.
22599 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22601 * tree-cfg.c: Don't include hashtab.h.
22602 (edge_to_cases): Declare as pointer_map.
22603 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22605 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22606 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22607 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22609 (record_switch_edge): Delete.
22610 (get_cases_for_edge): Adjust for pointer_map API, inline
22611 record_switch_edge (rewritten for new API), remove goto.
22613 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22615 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22616 * tree-nested.c: Include pointer-set.h.
22617 (var_map_elt, var_map_eq, var_map_hash): Delete.
22618 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22619 to pointer_map_t's.
22620 (nesting_info_bitmap_obstack): New.
22621 (lookup_field_for_decl): Adjust for pointer_map API.
22622 (lookup_tramp_for_decl): Adjust for pointer_map API.
22623 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22624 (get_local_debug_decl): Adjust for pointer_map API.
22625 (convert_nl_goto_reference): Adjust for pointer_map API.
22626 (convert_nl_goto_receiver): Adjust for pointer_map API.
22627 (create_nesting_tree): Create outside GGC space. Create bitmap on
22628 the new obstack. Create field_map and var_map as pointer_maps.
22629 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22631 (lower_nested_functions): Move root here, no need to NULL it.
22632 Initialize and release the obstack.
22634 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22636 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22637 Remove prototypes and make them non-static.
22638 (struct tree_int_map): Remove.
22639 * tree.h (struct tree_int_map): Move here, turning TO into an
22641 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22643 * tree.h (TREE_COMPLEXITY): Remove.
22644 (struct tree_exp): Remove complexity field.
22645 * tree.c (build1_stat): Don't set it.
22647 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22648 Victor Kaplansky <victork@il.ibm.com>
22650 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22651 (vect_is_simple_reduction): Support reduction with induction as
22652 one of the operands.
22653 (vect_is_simple_iv_evolution): Fix formatting.
22654 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22655 formatting. Don't mark induction phis for vectorization.
22656 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22657 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22658 (vect_get_vec_def_for_operand): Support induction.
22659 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22661 (vectorizable_reduction): Support reduction with induction as one of
22663 (vectorizable_type_demotion): Use def-type of stmt argument rather
22664 than dummy def-type.
22666 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22667 flag_tree_scev_cprop.
22668 * common.opt (tree-scev-cprop): New flag.
22670 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22671 call to vect_get_new_vect_var.
22673 2007-02-06 Ira Rosen <irar@il.ibm.com>
22675 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22676 vectype is not NULL.
22677 (vect_pattern_recog_1): Likewise.
22679 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22681 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22682 (fold_negate_expr): Likewise.
22684 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22687 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22688 even if cv-qualification is the same.
22690 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22692 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22693 __enable_execute_stack on completion.
22695 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22697 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22698 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22699 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22700 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22701 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22702 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22703 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22704 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22708 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22709 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22710 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22711 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22712 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22713 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22714 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22715 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22716 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22717 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22718 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22719 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22720 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22721 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22722 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22723 sqrtextenddfxf2_i387): Added amdfam10_decode.
22725 * config/i386/athlon.md (athlon_idirect_amdfam10,
22726 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22727 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22728 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22729 athlon_ivector_store_amdfam10): New define_insn_reservation.
22730 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22735 * config/i386/athlon.md (athlon_call_amdfam10,
22736 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22737 define_insn_reservation.
22738 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22739 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22740 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22742 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22744 * config/i386/athlon.md (athlon_sseld_amdfam10,
22745 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22746 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22750 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22751 define_insn_reservation.
22752 * config/i386/i386.md (sseins): Added sseins to define_attr type
22753 and define_attr unit.
22754 * config/i386/sse.md: Set type attribute to sseins for insertq
22757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22759 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22760 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22761 ssecomi_load_amdfam10, ssecomi_amdfam10,
22762 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22763 define_insn_reservation.
22764 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22768 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22769 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22770 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22771 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22772 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22773 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22774 define_insn_reservation.
22776 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22777 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22778 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22779 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22780 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22784 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22785 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22786 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22787 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22788 athlon_ssemul_load_k8): Added amdfam10.
22790 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22792 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22793 (x86_sse_unaligned_move_optimal): New variable.
22795 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22797 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22798 for unaligned vector SSE double/single precision loads for AMDFAM10.
22800 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22802 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22803 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22804 Define TARGET_CPU_DEFAULT_amdfam10.
22805 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22806 (processor_type): Add PROCESSOR_AMDFAM10.
22808 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22809 processor_type in config/i386/i386.h.
22810 Enable imul peepholes for TARGET_AMDFAM10.
22812 * config.gcc: Add support for --with-cpu option for amdfam10.
22814 * config/i386/i386.c (amdfam10_cost): New variable.
22815 (m_AMDFAM10): New macro.
22816 (m_ATHLON_K8_AMDFAM10): New macro.
22817 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22818 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22819 x86_promote_QImode, x86_integer_DFmode_moves,
22820 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22821 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22822 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22823 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22824 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22825 Enable/disable for amdfam10.
22826 (override_options): Add amdfam10_cost to processor_target_table.
22827 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22828 processor_alias_table.
22829 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22830 (ix86_adjust_cost): Add code for amdfam10.
22832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22834 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22835 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22836 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22837 * config/i386/i386.h: Add builtin definition for SSE4A.
22838 * config/i386/i386.md: Add support for ABM instructions
22839 (popcnt and lzcnt).
22840 * config/i386/sse.md: Add support for SSE4A instructions
22841 (movntss, movntsd, extrq, insertq).
22842 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22843 Add -march=amdfam10 flag.
22844 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22845 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22847 * doc/extend.texi: Add documentation for SSE4A builtins.
22849 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22851 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22853 2007-02-05 Richard Guenther <rguenther@suse.de>
22855 * tree-vectorizer.h (vectorizable_function): Add argument type
22856 argument, change return type.
22857 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22858 * tree-vect-transform.c (vectorizable_function): Handle extra
22859 argument, return vectorized function decl.
22860 (build_vectorized_function_call): Remove.
22861 (vectorizable_call): Handle calls with result and argument types
22862 differing. Handle loop vectorization factor correctly.
22863 * targhooks.c (default_builtin_vectorized_function): Adjust for
22865 * targhooks.h (default_builtin_vectorized_function): Likewise.
22866 * target.h (builtin_vectorized_function): Add argument type
22868 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22869 extra argument, allow vectorizing of lrintf.
22870 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22871 documentation of target hook.
22873 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22876 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22877 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22878 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22880 2007-02-05 Roger Sayle <roger@eyesopen.com>
22882 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22883 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22884 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22885 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22886 before canonicalizing sincos to cexpi.
22887 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22889 2007-02-05 Roger Sayle <roger@eyesopen.com>
22891 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22892 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22893 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22895 2007-02-05 Roger Sayle <roger@eyesopen.com>
22897 * mips-tfile.c (initialize_init_file): Correct endianness test.
22899 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22901 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22902 the 'y' constraint.
22904 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22906 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22907 saves in a PARALLEL before the register assignments.
22909 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22911 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22912 DWARF_FRAME_RETURN_COLUMN to be a general register.
22913 * dwarf2out.c (init_return_column_size): New function, split from...
22914 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22915 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22916 to be nongeneral registers.
22917 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22919 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22920 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22922 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22924 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22926 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22928 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22929 (remove_path): Use can_remove_branch_p and remove_branch instead
22930 of loop_delete_branch_edge.
22931 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22932 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22933 Update profile using scale_dominated_blocks_in_loop.
22934 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22935 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22936 (can_remove_branch_p, remove_branch): Declare.
22937 * tree-cfg.c (tree_can_remove_branch_p): New function.
22938 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22939 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22940 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22942 2007-02-05 Jan Hubicka <jh@suse.cz>
22944 PR middle-end/30696
22945 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22946 nodes in cgraph, don't remove offline copy of the function.
22948 2007-02-04 Jan Hubicka <jh@suse.cz>
22950 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22951 vectors might cause maybe_lookup_element_for_expr to be called
22952 on non-sra-candidate.
22954 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22956 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22957 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22958 spelling conventions.
22960 2007-02-04 Richard Guenther <rguenther@suse.de>
22962 PR middle-end/30636
22963 * fold-const.c (try_move_mult_to_index): Make sure to not
22964 overflow one dimension of a multi-dimensional array access.
22966 2007-02-04 Jan Hubicka <jh@suse.cz>
22968 * passes.c (init_optimization_passes): Reindent.
22970 2007-02-04 Jan Hubicka <jh@suse.cz>
22971 Eric Botcazou <ebotcazou@adacore.com>
22973 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22974 (execute_fixup_cfg): Break out the abnormal goto code.
22975 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22976 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22977 (optimize_inline_calls): Call make_nonlocal_label_edges.
22979 2007-02-04 Jan Hubicka <jh@suse.cz>
22981 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22982 true when something was changed.
22983 (rename_ssa_copies): When something was changed, do
22984 TODO_remove_unused_locals.
22985 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22986 add TODO_remove_unused_locals when instruction was removed.
22988 2007-02-04 Jan Hubicka <jh@suse.cz>
22990 * ipa-inline.c (try_inline): Improve debug output; work on already
22992 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22993 call try_inline for already inlined edges too when flattening;
22994 inline also functions that make callee growth but overall unit size
22997 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22999 * config/m32c/bitops.md, config/m32c/jump.md,
23000 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23001 config/m32r/m32r.h, config/m32r/m32r.md,
23002 config/m32r/predicates.md, config/m68hc11/larith.asm,
23003 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23004 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23005 config/mips/mips-protos.h, config/mips/mips.c,
23006 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23007 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23008 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23009 spelling conventions.
23011 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23012 Follow spelling conventions.
23014 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23016 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23017 warn about C++0x compatibility.
23019 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23021 * config/h8300/h8300.c, config/h8300/h8300.h,
23022 config/h8300/h8300.md: Follow spelling conventions.
23024 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23026 PR middle-end/30667
23027 * combine.c (try_combine): Do not substitute source operand
23028 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23030 2007-02-03 Jan Hubicka <jh@suse.cz>
23032 PR gcov-profile/30650
23033 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23034 do not divide by zero for never executed counters.
23035 (tree_find_values_to_profile): Fix counters.
23036 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23038 2007-02-03 Ian Lance Taylor <iant@google.com>
23040 * lower-subreg.c (simple_move_operand): New static function,
23041 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23043 (simple_move): Call simple_move_operand.
23044 (find_decomposable_subregs): Add special handling of MEMs.
23045 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23046 meaning of return value. If we see a hard register, test whether
23047 it can store a word_mode value. Change all callers.
23049 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23051 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23052 ftrapv insns and expanders.
23053 (subdi3): Change define_expand operand 1 to arith11_operand, and
23054 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23055 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23056 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23059 PR middle-end/30174
23060 * varasm.c (notice_global_symbol): Treat global objects as weak when
23061 flag_shlib is true.
23063 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23065 * emit-rtl.c (dconstpi): Delete.
23066 (dconstsqrt2): New.
23067 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23068 * real.h (dconstpi): Delete.
23069 (dconstsqrt2): New.
23070 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23071 (fold_builtin_hypot): Likewise.
23073 2007-02-03 Tom Tromey <tromey@redhat.com>
23076 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23077 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23079 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23081 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23082 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23083 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23084 config/rs6000/cell.md, config/rs6000/darwin.h,
23085 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23086 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23087 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23088 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23089 typos. Follow spelling conventions.
23090 * doc/invoke.texi: Follow spelling conventions.
23092 2007-02-03 Roger Sayle <roger@eyesopen.com>
23094 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23095 canonicalization transformations that attempt to simplify integer
23096 constant comparisons to become comparisons against zero.
23098 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23100 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23102 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23103 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23105 2007-02-02 Mike Stump <mrs@apple.com>
23107 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23108 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23109 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23110 generate a branch island.
23112 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23114 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23115 (xtensa_legitimate_address_p): New.
23116 (xtensa_legitimize_address): New.
23117 (xtensa_output_addr_const_extra): New.
23118 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23120 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23121 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23122 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23123 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23124 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23125 (xtensa_legitimize_address): New.
23126 (xtensa_output_addr_const_extra): New.
23128 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23130 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23132 2007-02-02 Ian Lance Taylor <iant@google.com>
23134 * expmed.c (expand_divmod): Add comment.
23136 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23138 * emit-rtl.c (renumber_insns): Remove.
23139 * flags.h: Remove the extern for flag_renumber_insns.
23140 * rtl.h: Remove the prototype for renumber_insns.
23141 * toplev.c (flag_renumber_insns): Remove.
23143 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23145 Revert for x86 darwin:
23146 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23148 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23149 code before the following patch under TARGET_MACHO.
23150 (ix86_function_value_regno_p): Likewise.
23152 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23154 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23157 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23160 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23161 loads to general or fp registers. Add comments.
23162 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23164 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23166 * pointer-set.c (insert_aux): Only return insertion slot.
23167 (pointer_set_insert): Adjust.
23168 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23169 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23170 pointer_map_traverse): New.
23171 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23172 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23173 pointer_map_contains, pointer_map_traverse): Declare.
23175 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23177 PR middle-end/30473
23178 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23179 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23181 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23183 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23185 (struct _dep): New type.
23186 (dep_t): New typedef.
23187 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23188 (DEP_STATUS): New access macro. The macro with the same name was
23189 renamed to DEP_LINK_STATUS.
23190 (dep_init): Declare function
23192 (struct _dep_link): New type.
23193 (dep_link_t): New typedef.
23194 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23195 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23196 (DEP_LINK_STATUS): New macro.
23197 (debug_dep_links): New debug function.
23199 (struct _deps_list): New type.
23200 (deps_list_t): New typedef.
23201 (DEPS_LIST_FIRST): New access macro.
23202 (FOR_EACH_DEP_LINK): New cycle macro.
23203 (create_deps_list, free_deps_list, delete_deps_list): Declare
23205 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23206 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23207 (copy_deps_list_change_con): Ditto.
23209 (move_dep_link): Declare function.
23211 (struct _dep_node): New type.
23212 (dep_node_t): New typedef.
23213 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23215 (struct haifa_insn_data.back_deps): New field to hold backward
23216 dependencies of the insn.
23217 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23219 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23220 Change its type to deps_list_t.
23221 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23222 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23223 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23225 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23227 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23229 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23231 (dep_cost): Declare.
23233 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23234 (ds_to_dk, dk_to_ds): New functions.
23236 (init_dep_1): New static function.
23237 (init_dep): New function.
23238 (copy_dep): New static function.
23240 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23242 (detach_dep_link): New static function.
23243 (move_dep_link): New function.
23245 (dep_links_consistent_p, dump_dep_links): New static functions.
23246 (debug_dep_links): New debugging function.
23248 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23250 (alloc_deps_list, init_deps_list): New static functions.
23251 (create_deps_list): New function.
23252 (clear_deps_list): New static function.
23253 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23254 (deps_list_consistent_p, dump_deps_list): New static functions.
23255 (debug_deps_list): New function.
23256 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23258 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23260 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23261 use new scheduler dependencies lists.
23262 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23263 (sched_analyze): Ditto. Initialize dependencies lists.
23264 (add_forw_dep, compute_forward_dependences): Update to use new
23265 scheduler dependencies lists.
23267 (init_dependency_caches): Init deps_obstack.
23268 (free_dependency_caches): Free deps_obstack.
23270 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23271 new scheduler dependencies lists.
23272 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23273 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23275 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23276 Update to use new scheduler dependencies lists.
23277 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23278 (debug_dependencies): Ditto.
23279 (schedule_region): Update comments.
23281 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23282 scheduler dependencies lists.
23283 (schedule_ebb): Update comments.
23285 * rtl.def (DEPS_LIST): Remove.
23287 * lists.c (unused_deps_list): Remove.
23288 (free_list): Update assertions.
23290 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23291 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23293 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23294 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23296 * haifa-sched.c (comments): Update.
23297 (insn_cost1): Remove. Inline the code into insn_cost ().
23298 (insn_cost): Update to use new scheduler dependencies lists. Move
23299 processing of the dependency cost to dep_cost ().
23300 (dep_cost): New function. Use it instead of insn_cost () when
23301 evaluating cost of the dependency. Use compatible interface to
23302 interact with the target.
23303 (priority): Update to use new scheduler dependencies lists.
23304 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23305 with greater number of insns that depend on the insn.
23306 (schedule_insn): Update to use new scheduler dependencies lists. Add
23307 code to free backward dependencies lists. Inline and optimize code
23308 from resolve_dep () - see PR28071.
23309 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23310 lists. Update call to targetm.sched.is_costly_dependence hook.
23312 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23313 scheduler dependencies lists.
23315 (resolve_dep): Remove. Move the logic to schedule_insn ().
23316 (init_h_i_d): Initialize dependencies lists.
23318 (process_insn_depend_be_in_spec): Rename to
23319 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23320 dependencies lists.
23321 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23322 Update to use new scheduler dependencies lists.
23323 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23325 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23326 new scheduler dependencies lists.
23327 (build_intra_loop_deps): Ditto.
23329 * target.h (struct _dep): Declare to use in
23330 gcc_target.sched.is_costly_dependence.
23331 (struct gcc_target.sched.adjust_cost): Fix typo.
23332 (struct gcc_target.sched.is_costly_dependence): Change signature to
23333 use single dep_t parameter instead of an equivalent triad.
23334 (struct gcc_target.sched.adjust_cost_2): Remove.
23336 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23338 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23340 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23342 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23344 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23345 (REG_DEP_TRUE): Document.
23347 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23348 Change signature to correspond to the targetm.sched.adjust_cost hook.
23349 Update use in TARGET_SCHED_ADJUST_COST_2.
23350 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23351 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23352 new scheduler dependencies lists.
23353 (ia64_gen_check): Ditto.
23355 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23356 scheduler dependencies lists.
23358 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23359 signature to correspond to the targetm.sched.is_costly_dependence hook.
23360 (is_costly_group): Update to use new scheduler dependencies lists.
23362 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23363 instead of INSN_COST () macro.
23365 2007-02-01 Ian Lance Taylor <iant@google.com>
23367 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23369 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23371 * pa.md (tp_load): Correct mfctl instruction syntax.
23373 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23375 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23376 altivec_padding_size calculation on AIX. Improve comment, add
23377 assert to verify that it's right.
23379 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23382 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23384 PR inline-asm/28686
23385 * global.c (global_alloc): Add mising initialization of
23388 2007-02-01 Roger Sayle <roger@eyesopen.com>
23390 * alias.c (init_alias_analysis): Correct whitespace.
23391 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23392 partition_hot_cold_basic_blocks): Likewise.
23393 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23394 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23395 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23396 fold_builtin_snprintf_chk, fold_builtin_printf,
23397 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23398 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23399 * cfgcleanup.c (cleanup_cfg): Likewise.
23400 * cfgexpand.c (tree_expand_cfg): Likewise.
23401 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23402 * function.c (get_next_funcdef_no): Likewise.
23403 * gengtype.c (main): Likewise.
23404 * genmodes.c (main): Likewise.
23405 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23406 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23407 * ifcvt.c (noce_emit_move_insn): Likewise.
23408 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23410 * stor-layout.c (get_best_mode): Likewise.
23411 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23412 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23413 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23414 perform_var_substitution, solve_graph): Likewise.
23415 * tree-vrp.c (vrp_finalize): Likewise.
23417 2007-02-01 Ian Lance Taylor <iant@google.com>
23419 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23420 high part of a paradoxical subreg, return a constant zero.
23422 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23424 * toplev.c (lang_dependent_init): Call init_set_costs.
23425 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23427 2007-02-01 Richard Guenther <rguenther@suse.de>
23429 PR middle-end/30656
23430 * fold-const.c (fold_negate_expr): Allow negating a
23431 constant if overflow does not change.
23433 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23435 * doc/c-tree.texi (Expression trees): Improve markup.
23436 * doc/tm.texi (Register Classes, Addressing Modes)
23437 (Floating Point): Fix spacing after abbreviations. Fix some
23440 2007-02-01 Ben Elliston <bje@au.ibm.com>
23442 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23443 * doc/contrib.texi: Likewise.
23444 * doc/install.texi: Likewise.
23446 2007-01-31 Richard Henderson <rth@redhat.com>
23447 Ian Lance Taylor <iant@google.com>
23449 * lower-subreg.c: New file.
23450 * rtl.def (CONCATN): Define.
23451 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23452 pass_lower_subreg2.
23453 * emit-rtl.c (update_reg_offset): New static function, broken out
23454 of gen_rtx_REG_offset.
23455 (gen_rtx_REG_offset): Call update_reg_offset.
23456 (gen_reg_rtx_offset): New function.
23457 * regclass.c: Revert patch of 2006-03-05, restoring
23459 (clear_reg_info_regno): New function.
23460 * dwarf2out.c (concatn_loc_descriptor): New static function.
23461 (loc_descriptor): Handle CONCATN.
23462 * common.opt (fsplit_wide_types): New option.
23463 * opts.c (decode_options): Set flag_split_wide_types when
23465 * timevar.def (TV_LOWER_SUBREG): Define.
23466 * rtl.h (gen_reg_rtx_offset): Declare.
23467 (reg_scan_update): Declare.
23468 * regs.h (clear_reg_info_regno): Declare.
23469 * tree-pass.h (pass_lower_subreg): Declare.
23470 (pass_lower_subreg2): Declare.
23471 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23472 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23473 -fsplit-wide-types.
23474 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23475 * Makefile.in (OBJS-common): Add lower-subreg.o.
23476 (lower-subreg.o): New target.
23478 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23480 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23482 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23485 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23487 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23489 PR middle-end/29335
23490 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23492 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23494 * cfgloop.h: Include vec-prim.h.
23495 (enum li_flags): Remove LI_ONLY_OLD.
23496 (loop_iterator): Changed.
23497 (fel_next, fel_init): Iterate over loop tree.
23498 (FOR_EACH_LOOP_BREAK): New macro.
23499 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23501 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23502 * modulo-sched.c (sms_schedule): Ditto.
23503 * tree-vectorizer.c (vectorize_loops): Ditto.
23504 * doc/loop.texi: Update information on loop numbering and behavior of
23505 FOR_EACH_LOOP wrto new loops.
23506 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23507 add_to_evolution_1): Test nestedness of loops instead of comparing
23509 * tree-chrec.c (chrec_fold_plus_poly_poly,
23510 chrec_fold_multiply_poly_poly, chrec_evaluate,
23511 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23512 reset_evolution_in_loop): Ditto.
23513 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23515 2007-01-31 Dirk Mueller <dmueller@suse.de>
23517 * c-common.c (warn_about_parentheses): Separate warning about
23518 un-parenthized sequence of comparison operators from the one
23519 which is supposed to warn about x <= y <= z.
23521 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23523 * optabs.h (enum optab_index): Add new OTI_isinf.
23524 (isinf_optab): Define corresponding macro.
23525 * optabs.c (init_optabs): Initialize isinf_optab.
23526 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23528 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23529 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23531 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23532 expand_builtin_interclass_mathfn.
23533 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23534 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23535 (fxam<mode>2_i387): New insn pattern.
23536 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23537 built-in functions as x87 inline asm.
23539 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23541 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23543 2007-01-30 Eric Christopher <echristo@apple.com>
23545 * config.gcc: Add geode.
23547 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23549 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23550 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23551 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23552 value-prof.c: Fix comment typos.
23554 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23557 * doc/invoke.texi (Wpointer-arith): Document warning.
23559 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23561 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23562 the list of discrepancies from the draft TR.
23564 2007-01-30 Dirk Mueller <dmueller@suse.de>
23567 * doc/invoke.texi (-Wreturn-type): Update description to
23568 match new behavior.
23570 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23572 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23574 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23576 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23577 to handle optabs that operate on floating point input argument and
23578 output to integer output.
23579 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23580 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23581 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23582 expand_builtin_interclass_mathfn ().
23583 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23584 (ilogbsi2): Remove.
23585 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23586 ilogbl built-in functions as x87 intrinsics.
23588 2007-01-30 Richard Guenther <rguenther@suse.de>
23590 PR middle-end/27657
23591 * dwarf2out.c (reference_to_unused): Query varpool if the
23592 variable was output.
23594 2007-01-30 Richard Guenther <rguenther@suse.de>
23596 PR middle-end/30313
23597 * passes.c (execute_one_pass): Reset in_gimple_form to not
23598 confuse non-unit-at-a-time mode.
23600 2007-01-29 Roger Sayle <roger@eyesopen.com>
23601 Richard Guenther <rguenther@suse.de>
23603 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23604 avoid undefined behaviour on overflow. Use force_fit_type_double
23605 to construct the constant with the specified TREE_OVERFLOW.
23607 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23609 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23610 * config/dfp-bit.h: Ditto.
23612 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23614 * c-decl.c (pop_scope): Replace warnings with call to
23615 warn_for_unused_label.
23616 * c-common.h (warn_for_unused_label): Declare.
23617 * c-common.c (warn_for_unused_label): Define.
23619 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23621 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23624 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23626 * Makefile.in (USER_H): Remove decfloat.h.
23627 * ginclude/decfloat.h: Delete, moving contents to ...
23628 * ginclude/float.h: Add support for decimal floating point,
23629 guarded by __STDC_WANT_DEC_FP__.
23631 2007-01-29 Mike Stump <mrs@apple.com>
23633 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23634 Analysis and Representation to resolve case insensitive conflict.
23635 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23637 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23639 * tree.h (struct tree_memory_tag): Add aliases member.
23640 (MTAG_ALIASES): New macro.
23641 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23642 (add_may_alias): Remove pointer-set. Update for may_aliases being
23644 (mark_aliases_call_clobbered): Update for may_aliases being a
23646 (compute_tag_properties): Ditto.
23647 (create_partition_for): Ditto.
23648 (compute_memory_partitions): Ditto.
23649 (dump_may_aliases_for): Ditto.
23650 (is_aliased_with): Ditto.
23651 (add_may_alias_for_new_tag): Ditto.
23652 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23653 (compute_is_aliased): New function.
23654 (compute_may_aliases): Call compute_is_aliased).
23655 (init_alias_info): Initialize alias_bitmap_obstack.
23656 (union_alias_set_into): New function.
23657 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23658 (have_common_aliases_p): Rewrite to take two bitmaps and use
23660 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23661 Update for bitmaps.
23662 (finalize_ref_all_pointers): Update for add_may_alias changes.
23663 (new_type_alias): Ditto.
23664 * tree-flow-inline.h (may_aliases): Return a bitmap.
23665 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23666 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23667 may_aliases being a bitmap.
23668 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23669 may_aliases now returns a bitmap.
23670 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23672 * tree-ssa-operands.c (add_virtual_operand): Update for
23673 may_aliases being a bitmap.
23675 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23677 PR tree-optimization/30630
23678 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23679 variable as changed.
23681 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23684 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23685 expanded only once even if an error occurs.
23687 2007-01-29 Ben Elliston <bje@au.ibm.com>
23689 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23690 (__gcov_average_profiler): Likewise.
23691 (__gcov_ior_profiler): Likewise.
23692 (__gcov_merge_ior): Likewise.
23694 2007-01-28 Jan Hubicka <jh@suse.cz>
23696 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23697 * value-prof.c (stringop_block_profile): Likewise.
23699 2007-01-28 Jan Hubicka <jh@suse.cz>
23701 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23702 Add variant handling histograms; add wrapper.
23703 (clear_storage_via_libcall): Export.
23704 (emit_block_move_hints): Break out from ...; add histograms.
23705 (emit_block_move): ... this one.
23706 (clear_storage_hints): Break out from ...; add histograms.
23707 (clear_storage): ... this one.
23708 (set_storage_via_memset): Handle histogram.
23709 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23710 (clear_storage_hints, clear_storage_via_libcall): Declare.
23711 (set_storage_via_setmem): Update prototype.
23712 * doc/md.texi (movmem, setmem): Document new arguments.
23714 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23715 Add new histograms.
23716 (stringop_block_profile): New global function.
23717 (tree_stringops_values_to_profile): Profile block size and alignment.
23718 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23720 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23721 (stringop_block_profile): Declare.
23722 * builtins.c: Include value-prof.h.
23723 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23724 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23725 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23726 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23727 * profile.c (instrument_values): Add new counters.
23728 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23730 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23731 (tree_init_edge_profiler): Build new profilers.
23732 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23733 (pass_tree_profile): Add dump.
23734 (tree_profile_hooks): Update.
23735 * Makefile.in (LIBGCOV): Add new constants.
23736 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23737 __gcov_ior_profiler): New.
23738 * i386.md (movmem/setmem expanders): Add new optional arguments.
23740 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23742 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23744 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23746 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23747 (tree_unswitch_single_loop): Pass eni_size_weights to
23748 tree_num_loop_insns.
23749 * tree-ssa-loop-manip.c: Include tree-inline.h.
23750 (can_unroll_loop_p): Pass eni_size_weights to
23751 tree_num_loop_insns.
23752 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23753 Pass eni_size_weights to estimate_num_insns.
23754 * tree.h (init_inline_once): Export.
23755 * toplev.c (backend_init): Call init_inline_once.
23756 * cgraphunit.c (cgraph_process_new_functions,
23757 cgraph_analyze_function): Pass eni_inlining_weights to
23758 estimate_num_insns.
23759 * ipa-inline.c (compute_inline_parameters): Ditto.
23760 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23761 to estimate_num_insns.
23762 (try_unroll_loop_completely): Pass eni_size_weights to
23763 tree_num_loop_insns.
23764 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23765 ot estimate_num_insns.
23766 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23767 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23768 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23769 eni_time_weights): New variables.
23770 (init_inline_once): Initialize them.
23771 (struct eni_data): Mew.
23772 (estimate_num_insns_1, estimate_num_insns): Use weights.
23773 * tree-inline.h (struct eni_weights_d): New.
23774 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23775 (estimate_num_insns): Declaration changed.
23776 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23777 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23778 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23780 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23782 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23783 relations in the conflict function is valid.
23785 2007-01-27 Ian Lance Taylor <iant@google.com>
23787 * common.opt: Add fstrict-overflow.
23788 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23789 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23790 (TYPE_OVERFLOW_UNDEFINED): Define.
23791 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23793 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23794 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23795 (fold_negate_expr): Likewise.
23796 (make_range): Likewise.
23797 (extract_muldiv_1): Likewise.
23798 (maybe_canonicalize_comparison): Likewise.
23799 (fold_comparison): Likewise.
23800 (fold_binary): Likewise.
23801 (tree_expr_nonnegative_p): Likewise.
23802 (tree_expr_nonzero_p): Likewise.
23803 * tree-vrp.c (compare_values): Likewise.
23804 (extract_range_from_binary_expr): Likewise.
23805 (extract_range_from_unary_expr): Likewise.
23806 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23808 (nowrap_type_p): Likewise.
23809 * tree-scalar-evolution.c (simple_iv): Likewise.
23810 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23811 (build_range_check): Likewise.
23812 (extract_muldiv_1): Likewise.
23813 (fold_comparison): Likewise.
23814 * tree-vrp.c (vrp_int_const_binop): Likewise.
23815 (extract_range_from_unary_expr): Likewise.
23816 * convert.c (convert_to_integer): Likewise.
23817 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23818 (fold_comparison): Likewise.
23819 (fold_binary): Likewise.
23820 * optabs.c (optab_for_tree_code): Likewise.
23821 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23822 * simplify-rtx.c (simplify_const_relational_operation): Check
23823 flag_strict_overflow and flag_trapv.
23824 (simplify_const_relational_operation): Likewise.
23825 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23826 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23829 2007-01-27 Roger Sayle <roger@eyesopen.com>
23831 * tree.c (tree_fold_gcd): Delete.
23832 * tree.h (tree_fold_gcd): Remove prototype.
23833 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23834 test whether one constant integer is a multiple of another. Instead
23835 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23836 * fold-const.c (multiple_of_p): We've determined both TOP and
23837 BOTTOM are integer constants so we can call int_const_binop directly
23838 instead of the more generic const_binop.
23840 2007-01-27 Roger Sayle <roger@eyesopen.com>
23842 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23843 1*X check that the constant hasn't overflowed, to preserve the
23845 (round_up): Provide an efficient implementation when rouding-up an
23846 INTEGER_CST to a power-of-two.
23848 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23850 * doc/sourcebuild.texi: Add comma for clarity.
23851 * doc/extend.texi: Fix some typos.
23852 * doc/passes.texi: Likewise.
23853 * doc/cppinternals.texi: Likewise.
23854 * doc/c-tree.texi: Likewise.
23855 * doc/tree-ssa.texi: Likewise.
23856 * doc/install.texi: Likewise.
23858 2007-01-27 Jan Hubicka <jh@suse.cz>
23860 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23861 (pass_sra): Do not require alias information.
23862 * passes.c (init_optimization_passes): Add SRA
23864 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23866 * tracer.c (rest_of_handle_tracer): We already cleaned
23867 up the CFG in tracer() so don't do it here again.
23868 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23869 cleanup_cfg here, either. And don't call renumber_insns.
23871 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23872 and BB_HEAD are in the insn stream here. Instead make sure
23873 that BB_INSN is valid on all insns. Also, do check here that
23874 there are no pending branch predictions...
23875 (rtl_verify_flow_info): ...instead of doing it here. Checks
23876 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23879 2007-01-26 Roger Sayle <roger@eyesopen.com>
23881 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23882 function to simplify/factorize operand order canonicalization.
23883 (ix86_fixup_binary_operands): Reorganize using the above function.
23884 (ix86_binary_operator_ok): Likewise.
23886 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23888 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23889 file scope from optimize_attrs.
23890 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23892 (optimize_attrs): Clear insn_code_values after freeing it.
23894 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23896 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23897 a parts.base assignment.
23899 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23901 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23902 (compute_subscript_distance, initialize_data_dependence_relation,
23903 finalize_ddr_dependent, analyze_ziv_subscript,
23904 analyze_siv_subscript_cst_affine,
23905 compute_overlap_steps_for_affine_univar,
23906 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23907 analyze_siv_subscript, analyze_miv_subscript,
23908 analyze_overlapping_iterations, subscript_dependence_tester_1,
23909 compute_self_dependence, free_dependence_relation): Work
23910 with affine_fn instead of chrecs.
23911 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23912 common_affine_function, affine_function_base,
23913 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23914 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23915 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23916 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23917 (all_chrecs_equal_p): Removed.
23918 * tree-data-ref.h (affine_fn, conflict_function): New types.
23919 (struct subscript): Change type of conflicting_iterations_in_a
23920 and conflicting_iterations_in_b.
23922 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23925 * config/pa/pa.h (TARGET_HPUX_11): New.
23926 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23927 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23929 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23930 Richard Guenther <rguenther@suse.de>
23932 * tree-ssa-structalias.c (solve_graph): Handle case
23933 we merged the variable to another.
23935 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23937 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23940 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23941 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23943 2007-01-25 DJ Delorie <dj@redhat.com>
23945 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23946 allow changes to modes which don't fit in those registers.
23948 * reload1.c (choose_reload_regs): Check for invalid subregs before
23949 computing their locations, not after.
23951 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23954 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23955 save Altivec registers in an eh_return function.
23956 (compute_vrsave_mask): Likewise.
23957 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23958 for saving Altivec registers.
23959 (rs6000_emit_prologue): Don't allocate stack twice in
23960 eh_return function. Correct expected value of altivec_save_offset
23961 when using save_world. Describe save of R0 to stack when using
23962 save_world. Describe stack pointer adjustment when using
23963 save_world. Remove duplicated eh_return parameter register saving.
23964 Update sp_offset variable after save_world.
23965 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23967 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23968 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23971 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23973 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23975 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23978 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23979 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23981 2007-01-25 Richard Guenther <rguenther@suse.de>
23983 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23984 * common.opt (-Wcoverage-mismatch): New warning option.
23985 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23986 if -Wcoverage-mismatch is given.
23988 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23990 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23991 (ipcp_driver): Change to static definition.
23992 Add dumping of the ifunctions.
23993 (constant_val_insert): Remove unused parameter. Support for SSA.
23994 (ipcp_propagate_const): Support for SSA.
23995 (ipcp_profile_bb_print): Print only analyzed nodes.
23996 (ipcp_replace_map_create): Remove support for Fortran constant
23998 * ipa-prop.c (ipa_method_modify_stmt,
23999 ipa_callsite_compute_param): Support for SSA.
24000 * ipa-prop.h (ipcp_driver): Remove declaration.
24001 (IS_VALID_TREE_MAP_INDEX): Add define.
24003 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24005 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24007 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24009 PR middle-end/30447
24010 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24011 constant argument to cabs and do it without checking for
24012 -funsafe-math-optimizations.
24014 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24016 * c-common.h (RID_FIRST_CXX0X): New.
24017 (RID_LAST_CXX0X): New.
24018 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24020 * c.opt (Wc++0x-compat): New.
24021 * doc/invoke.texi (-Wc++0x-compat): Document.
24023 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24025 * builtins.c (fold_builtin_carg): New.
24026 (fold_builtin_1): Use it.
24028 2007-01-24 Jan Hubicka <jh@suse.cz>
24030 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24032 * ipa-inline.c (initial_insns, max_insns): Delete.
24033 (compute_max_insns): New function.
24034 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24035 amount of insns as base for code growth.
24036 (cgraph_decide_inlining): Make initial_insns local; do not compute
24038 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24039 * doc/invoke.texi (inline-unit-growth): Update docs.
24041 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24043 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24044 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24045 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24046 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24047 for CPUs that have PTA_CX16 set.
24049 PR middle-end/27416
24050 * gimplify.c (omp_check_private): New function.
24051 (gimplify_scan_omp_clauses): Use it for
24052 firstprivate/lastprivate/reduction.
24054 PR middle-end/30494
24055 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24056 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24058 PR middle-end/30421
24059 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24060 If lower_lastprivate_clauses emits some statements, append them
24061 to dlist rather than body_p and to body_p append an initializer.
24062 (lower_omp_for): Adjust caller.
24064 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24066 * target.h (globalize_decl_name): New.
24067 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24068 * output.h (default_globalize_decl_name): New.
24069 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24071 (globalize_decl): Ditto.
24072 (default_globalize_decl_name): New.
24073 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24074 (ia64_handle_version_id_attribute): New.
24075 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24076 (ia64_asm_output_external): Use globalize_decl_name instead
24077 of globalize_label.
24078 * doc/extend.texi (version_id): New pragma.
24079 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24081 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24083 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24084 _uleb128_t and _Unwind_SWord with _sleb128_t.
24085 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24086 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24088 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24089 * unwind-pe.h (read_uleb128, read_sleb128,
24090 read_encoded_value_with_base): Likewise.
24091 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24093 2007-01-24 Richard Guenther <rguenther@suse.de>
24095 * builtins.c (expand_builtin_cexpi): Get the fndecl
24096 for cexp in the correct way.
24098 2007-01-24 Jan Hubicka <jh@suse.cz>
24100 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24103 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24105 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24106 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24107 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24108 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24109 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24110 __SIZEOF_PTRDIFF_T__.
24111 * doc/cpp.texi: Documentation for the new builtin macros added.
24113 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24115 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24116 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24117 instead of operands[2] to avoid access past the end of array.
24119 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24121 * reload1.c (emit_reload_insns): Pass the reload register
24122 for a non-spill output reload through forget_old_reloads_1.
24124 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24126 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24127 _SOFT_DOUBLE if doubles use software floating-point.
24128 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24129 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24130 * config/rs6000/darwin-ldouble.c: Also compile functions for
24131 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24132 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24133 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24134 commented-out long double override.
24135 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24136 * config/rs6000/eabispe.h: Likewise.
24137 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24138 long double for non-SPE.
24139 (rs6000_handle_option): Likewise.
24140 (invalid_e500_subreg): Disallow more subregs involding DImode,
24141 DFmode, TImode or TFmode.
24142 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24144 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24146 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24147 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24149 (rs6000_legitimate_address): Also check for TFmode for E500
24151 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24152 (spe_build_register_parallel): Handle TFmode and TCmode.
24153 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24155 (function_arg): Handle TFmode and TCmode for E500 double.
24156 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24158 (print_operand): Handle TFmode and TImode for %y.
24159 (rs6000_generate_compare): Handle TFmode comparisons for E500
24161 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24162 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24163 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24164 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24165 TFmode for E500 double.
24166 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24167 (floatsidf2): Enable for E500 double.
24168 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24169 (extenddftf2): Change to extenddftf2_fprs.
24170 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24171 depending on TARGET_E500_DOUBLE.
24172 (extendsftf2): Enable for E500 double.
24173 (trunctfdf2): Enable for E500 double.
24174 (trunctfsf2): Change to trunctfsf2_fprs.
24175 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24176 depending on TARGET_E500_DOUBLE.
24177 (floatsitf2): Enable for E500 double.
24178 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24179 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24180 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24181 (negtf2): Change to negtf2_internal.
24182 (negtf2): New expander.
24183 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24184 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24185 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24186 (movdi_internal32): Use rs6000_nonimmediate_operand.
24187 (unnamed splitter): Likewise.
24188 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24189 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24190 (SPE64TF, DITI): New mode macros.
24191 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24194 (frob_<mode>_di_2): New.
24195 (frob_tf_di_8_2): New.
24196 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24198 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24200 (frob_ti_<mode>_8_2): New.
24201 (frob_ti_tf_2): New.
24202 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24203 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24205 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24206 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24207 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24208 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24209 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24210 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24213 2007-01-23 Ian Lance Taylor <iant@google.com>
24215 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24217 (OBJS-archive): Reformat, alphabetize.
24218 (OBJS): Change out_object_file to OBJS-md.
24220 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24222 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24223 JUMP_P and CALL_P predicates where applicable.
24224 * config/i386/i386.c: Ditto.
24225 * config/i386/i386.md: Ditto.
24226 * config/i386/mmx.md: Ditto.
24227 * config/i386/predicates.md: Ditto.
24229 2007-01-22 Andreas Schwab <schwab@suse.de>
24231 * config/m68k/m68k.h: Fix comment.
24233 2007-01-22 Jan Hubicka <jh@suse.cz>
24235 * passes.c (init_optimization_passes): Do not rerun
24236 pass_early_warn_uninitialized.
24238 2007-01-22 Richard Guenther <rguenther@suse.de>
24240 PR tree-optimization/30038
24241 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24243 (execute_cse_sincos_1): Likewise.
24244 (execute_cse_sincos): Likewise.
24245 (gate_cse_sincos): Likewise.
24246 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24247 the cexpi() canonicalization of sincos().
24248 * tree-pass.h (pass_cse_sincos): Declare.
24249 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24251 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24253 PR rtl-optimization/29329
24254 * combine.c (replaced_rhs_insn): Rename to i2mod.
24255 (replaced_rhs_value): Rename to i2mod_new_rhs.
24256 (i2mod_old_rhs): New global variable.
24257 (combine_instructions): Adjust for above change. Save a copy of
24258 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24259 note are substituted in the second instruction.
24260 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24261 ditch the note if it pertains to the second eliminated register
24262 and this register is mentioned in i2mod_old_rhs.
24265 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24267 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24268 the insn to which the note was originally attached.
24270 2007-01-21 Jan Hubicka <jh@suse.cz>
24272 * ipa-inline.c (inlining_mode): Comment, move up.
24273 (cgraph_decide_inlining_incrementally): Do not perform inlining
24274 itself; fix handling of flattening of self recursive functions.
24275 (cgraph_find_cycles): Remove.
24276 (cgraph_flatten_node): Remove.
24277 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24278 (try_inline): New function.
24279 (cgraph_early_inlining): Update call of
24280 cgraph_decide_inlining_incrementally. Apply inlining here.
24281 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24283 2007-01-21 Dirk Mueller <dmueller@suse.de>
24286 * tree-vrp.c (check_array_bounds): do not warn
24287 about ADDR_EXPR's of ARRAY_REF's which are immediately
24288 used in binary expressions.
24290 2007-01-21 Ira Rosen <irar@il.ibm.com>
24292 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24293 read_write_dep and macros for its access.
24294 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24295 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24296 argument, call vect_check_interleaving for every independent pair of
24297 data-refs. Mark loads that access the same memory location as a store
24299 (vect_check_dependences): Remove.
24300 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24301 call, fix the call to vect_analyze_data_ref_dependence.
24302 (vect_analyze_data_ref_access): For statements that access the same
24303 data-ref, check that they are not stores; for loads, check that there
24304 is no store that access the same location.
24306 2007-01-20 Roger Sayle <roger@eyesopen.com>
24307 Joseph Myers <joseph@codesourcery.com>
24309 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24310 (-fdump-rtl-stack): Likewise.
24311 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24312 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24313 (-mpt-fixed): Use @minus{} for minus sign.
24314 (Using Precompiled Headers): Fix under/overfull hbox.
24316 2007-01-20 Jan Hubicka <jh@suse.cz>
24318 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24319 place within annotation.
24321 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24323 * pa.c (output_move_double): Change array size of xoperands to 4.
24325 2007-01-20 Jan Hubicka <jh@suse.cz>
24327 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24330 2007-01-19 Ian Lance Taylor <iant@google.com>
24332 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24333 constant to unsigned HOST_WIDE_INT before negating.
24335 2007-01-19 Ian Lance Taylor <iant@google.com>
24337 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24339 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24340 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24341 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24342 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24343 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24344 (realloc_vdef, realloc_vuse): Change second parameter to
24346 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24347 fields to unsigned.
24348 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24349 unsigned. Change x and lim locals to unsigned.
24350 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24352 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24353 (copy_virtual_operands): Change i and n locals to unsigned.
24355 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24357 PR middle-end/29335
24358 * builtins.c (fold_builtin_1): Handle builtin fdim.
24360 2007-01-20 Jan Hubicka <jh@suse.cz>
24362 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24363 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24364 init_alias_heapvars.
24365 (init_alias_heapvars): Initialize only when not already initialized.
24366 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24368 2007-01-19 Roger Sayle <roger@eyesopen.com>
24370 * common.opt (fsigned-zeros): New command line option.
24371 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24372 of flag_unsafe_math_optimizations.
24373 * opts.c (set_fast_math_flags): The -ffast-math command line option
24374 implies -fno-signed-zeros.
24375 (fast_math_flags_set_p): Likewise.
24377 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24378 the documentation of -ffast-math appropriately. Wrap long lines.
24380 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24382 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24383 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24385 2007-01-19 Tomas Bily <tbily@suse.cz>
24387 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24389 (tree_init_ic_make_global_vars): New function
24390 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24391 (tree_gen_ic_profiler): New function
24392 (tree_gen_ic_func_profiler): New function
24393 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24394 (tree_profile_hooks): Added hook for indirec/virtual calls
24395 * value-prof.c (tree_find_values_to_profile): New case for
24397 (tree_values_to_profile): Call for determining indirect/virtual
24399 (tree_indirect_call_to_profile): New function
24400 (tree_ic_transform): New function
24401 (tree_ic): New function
24402 (find_func_by_pid): New function
24403 (init_pid_map): New function
24404 (tree_value_profile_transformations): Added check for
24405 indirect/virtual call transformation
24406 * value-prof.h (enum hist_type): New counter type for
24407 indirect/virtual calls
24408 (profile_hooks): Added new hook for profiling indirect/virtual
24410 * profile.c (instrument_values): New case for indirect/virtual
24412 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24413 (GCOV_COUNTER_V_INDIR): New counter type
24414 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24415 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24417 * cgraph.c: Definition of cgraph_max_pid
24418 (cgraph_create_node): Default init of pid attribute
24419 * cgraph.h: Declaration of cgraph_max_pid
24420 (struct cgraph_node): Added pid attribute
24421 * libgcov.c (__gcov_indirect_call_profiler): New function
24422 (__gcov_one_value_profiler_body): New function
24423 (__gcov_one_value_profiler): Body was moved to
24424 __gcov_one_value_profiler_body and calls it
24426 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24428 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24429 * gengtype.c (write_types_data, write_func_for_structure,
24430 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24431 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24432 (walk_type, write_func_for_structure): Generate the mark_hook if
24435 2007-01-19 Jan Hubicka <jh@suse.cz>
24437 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24438 'early' argument take inlining mode argument specifying whether to
24439 inline for size/speeed or all functions; add support for flattening;
24441 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24443 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24446 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24447 the name of the declared identifier.
24449 2007-01-19 Dirk Mueller <dmueller@suse.de>
24451 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24452 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24453 duplicate evaluation.
24455 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24457 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24458 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24459 to XFMode, use acosxf2 and truncate result to requested mode.
24460 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24461 (asin<mode>2): Similarly, with asin expanders.
24462 (*fscalexf4_i387): Rename from *fscalexf4.
24463 (expNcorexf3): New expander.
24464 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24465 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24466 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24467 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24468 patterns for SSE math.
24469 (exp10<mode>2): Similarly, with exp10 expanders.
24470 (exp2<mode>2): Similarly, with exp2 expanders.
24471 (expm1<mode>2): Similarly, with expm1 expanders.
24472 (ldexp<mode>3): Similarly, with ldexp expanders.
24473 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24474 Use gen_truncxf<mode>2_i387_noop to truncate result.
24476 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24478 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24479 for ColdFire targets.
24481 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24482 Richard Sandiford <richard@codesourcery.com>
24484 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24485 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24486 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24487 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24488 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24489 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24491 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24493 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24494 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24495 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24496 (*adddi_dilshr32_cf): New pattern.
24497 (adddi3, subdi3): Remove first alternatives.
24499 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24501 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24502 implemented using move.l, do not use its cc result for floating-point
24505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24507 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24508 from accepting 's' constraints if flag_pic.
24510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24512 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24513 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24514 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24515 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24517 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24519 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24520 ColdFire alternatives.
24521 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24522 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24523 architectures that support ff1 instruction.
24525 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24526 Julian Brown <julian@codesourcery.com>
24528 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24529 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24530 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24533 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24535 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24537 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24538 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24539 HOST_WIDE_INT instead of an rtx.
24540 (m68k_rtx_costs): Update call accordingly.
24541 (output_move_const_into_data_reg): Likewise. Fix formatting.
24542 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24544 (output_move_simode_const): Update calls after above changes.
24545 Rework to use automatic variables and predicates like MEM_P.
24546 * config/m68k/m68k.md (pushexthisi_const): Update call to
24549 2007-01-19 Dirk Mueller <dmueller@suse.de>
24551 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24552 in dump_flags test.
24554 2007-01-19 Richard Guenther <rguenther@suse.de>
24556 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24557 via cexp in case sincos is not available.
24559 2007-01-19 Richard Guenther <rguenther@suse.de>
24561 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24562 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24563 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24564 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24565 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24566 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24567 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24568 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24570 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24572 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24574 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24575 (atan2xf3): Directly generate RTL pattern.
24576 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24577 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24578 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24579 disable patterns for SSE math.
24580 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24581 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24583 disable patterns for SSE math.
24585 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24587 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24589 2007-01-18 Roger Sayle <roger@eyesopen.com>
24591 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24592 VIEW_CONVERT_EXPR to the same type as it's operand.
24594 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24596 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24597 configured for long double 128.
24599 2007-01-18 Mike Stump <mrs@apple.com>
24601 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24604 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24606 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24609 2007-01-18 Jan Hubicka <jh@suse.cz>
24611 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24612 greater than NUM_VOP_FREE_BUCKETS.
24614 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24616 * tree-ssa-structalias.c: Update comments.
24617 (ptabitmap_obstack): Removed.
24618 (pta_obstack): New.
24619 (oldpta_obstack): Ditto.
24620 (stats): Add a few members.
24621 (struct variable_info): Remove node, complex, address_taken, and
24622 indirect_target members. Add oldsolution member.
24623 (new_var_info): Do not initialize removed members.
24624 (constraint_expr_type): Remove INCLUDES.
24625 (constraint_graph): Add size, implicit_preds, rep,
24626 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24627 (FIRST_REF_NODE): New macro.
24628 (LAST_REF_NODE): Ditto.
24629 (FIRST_ADDR_NODE): Ditto.
24630 (find): New function.
24632 (dump_constraint): Do not handle INCLUDES.
24633 (insert_into_complex): Do not insert duplicate constraints.
24634 (condense_varmap_nodes): Renamed and rewritten into ...
24635 (merge_node_constraints): This. Also fix bug in handling of
24636 offseted copy constraints.
24637 (clear_edges_for_node): No longer need to deal with preds at all,
24638 or removing associated preds/succs.
24639 (merge_graph_nodes): Deal with indirect_cycles.
24640 Don't deal with predecessors.
24641 (add_implicit_graph_edge): New function.
24642 (add_pred_graph_edge): Ditto.
24643 (add_graph_edge): Don't deal with predecessors.
24644 (build_constraint_graph): Removed.
24645 (build_pred_graph): New function.
24646 (build_succ_graph): Ditto.
24647 (struct scc_info): Removed in_component. Added roots, dfs, and
24648 node_mapping. Remove visited_index, unification_queue.
24649 (scc_visit): Deal with union-find we do now.
24650 Deal with cycles with REF nodes.
24651 (collapse_nodes): Renamed and rewritten to ...
24652 (unify_nodes): This.
24653 (process_unification_queue): Removed.
24654 (topo_visit): Cleanup
24655 (do_da_constraint): Use find.
24656 (do_sd_constraint): Ditto.
24657 (do_ds_constraint): Ditto.
24658 (do_complex_constraint): Ditto.
24659 (init_scc_info): Update for removed and added members.
24660 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24661 (find_indirect_cycles): This.
24662 (equivalence_class): New variable.
24663 (label_visit): New function.
24664 (perform_variable_substitution): Rewritten.
24665 (free_var_substitution_info): New function.
24666 (find_equivalent_node): Ditto.
24667 (move_complex_constraints): Ditto.
24668 (eliminate_indirect_cycles): Ditto.
24669 (solve_graph): Only propagate changed bits.
24670 Use indirect cycle elimination.
24672 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24673 (tree_id_eq): Renamed to ...
24674 (tree_vi_eq): This. Update for member change
24675 (insert_id_for_tree): Renamed and rewritten to ...
24676 (insert_vi_for_tree): This.
24677 (lookup_id_for_tree): Renamed and rewritten to ...
24678 (lookup_vi_for_tree): This.
24679 (get_id_for_tree): Renamed and rewritten to ...
24680 (get_vi_for_tree): Ditto.
24681 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24682 (process_constraint): Don't handle INCLUDES.
24683 Remove special ADDRESSOF case.
24684 (find_func_aliases): Rewrite to use vi functions instead of id
24686 (create_function_info_for): Ditto.
24687 (create_variable_info_for): Ditto.
24688 (intra_create_variable_infos): Ditto.
24689 (merge_smts_into): Ditto.
24690 (find_what_p_points_to): Ditto.
24691 (init_base_vars): Ditto.
24692 (init_alias_vars): Ditto.
24693 (remove_preds_and_fake_succs): New function.
24694 (dump_sa_points_to_info): Dump new stats.
24695 (dump_solution_for_var): Use find.
24696 (set_used_smts): Fix formatting.
24697 (compute_points_to_sets): Updated for new functions.
24698 (ipa_pta_execute): Ditto.
24700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24701 Richard Sandiford <richard@codesourcery.com>
24703 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24705 * calls.c (expand_call): If the return value is a PARALLEL,
24706 extract its first member.
24707 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24708 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24709 use FUNCTION_EXTRA_EPILOGUE.
24710 (m68k_function_value): Return a PARALLEL if the return value
24711 is of a pointer type.
24712 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24713 (FUNCTION_EXTRA_EPILOGUE): Remove.
24714 * config/m68k/m68k.md (D0_REG): New constant.
24716 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24718 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24719 output a NOP for empty epilogues.
24721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24723 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24724 before function. Extend register save check to include all
24725 registers, not just integer ones.
24727 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24729 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24730 (m68k_use_return_insn): ...this.
24731 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24732 * config/m68k/m68k.c (use_return_insn): Rename to...
24733 (m68k_use_return_insn): ...this.
24734 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24735 of USE_RETURN_INSN.
24737 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24739 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24740 nearest even, fix denormal rounding overflow.
24742 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24744 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24745 f%$smove and f%$move.
24746 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24747 (extendsfdf2_cf): Use fdmove instead of f%&move.
24748 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24749 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24753 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24756 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24758 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24759 (coldfire_single_format): Declare.
24760 (coldfire_double_format): Likewise.
24761 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24762 of qnan_msb_set to determine the lower bits of a canonical
24764 (encode_ieee_double): Likewise.
24765 (encode_ieee_quad): Likewise.
24766 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24767 (mips_single_format): Likewise.
24768 (ieee_double_format): Likewise.
24769 (mips_double_format): Likewise.
24770 (ieee_extended_motorola_format): Likewise.
24771 (ieee_extended_intel_96_format): Likewise.
24772 (ieee_extended_intel_128_format): Likewise.
24773 (ieee_extended_intel_96_round_53_format): Likewise.
24774 (ibm_extended_format): Likewise.
24775 (mips_extended_format): Likewise.
24776 (ieee_quad_format): Likewise.
24777 (mips_quad_format): Likewise.
24778 (vax_f_format): Likewise.
24779 (vax_d_format): Likewise.
24780 (vax_g_format): Likewise.
24781 (i370_single_format): Likewise.
24782 (i370_double_format): Likewise.
24783 (decimal_single_format): Likewise.
24784 (decimal_double_format): Likewise.
24785 (decimal_quad_format): Likewise.
24786 (c4x_single_format): Likewise.
24787 (c4x_extended_format): Likewise.
24788 (real_internal_format): Likewise.
24789 (coldfire_single_format): New real_format.
24790 (coldfire_double_format): Likewise.
24791 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24792 canonical_nan_lsbs_set.
24793 (pdp11_d_format): Likewise.
24794 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24795 if TARGET_COLDFIRE_CPU.
24797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24799 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24800 (output_call, m68k_legitimize_call_address): Declare.
24801 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24802 parenthesees. Add support for a 'W' constraint.
24803 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24804 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24805 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24806 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24808 (override_options): Initialize them. Do not set flag_no_function_cse
24809 for TARGET_ID_SHARED_LIBRARY.
24810 (m68k_output_pic_call): Delete.
24811 (m68k_legitimize_call_address): New function.
24812 (print_operand): Remove the %o prefix. Handle the %p prefix.
24813 (output_call): New function.
24814 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24815 target address from the GOT if symbolic jumps are not allowed.
24816 * config/m68k/m68k.md (call, general_operand): Do not set
24817 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24818 Merge separate flag_pic and !flag_pic define_insns into...
24819 (*call, *call_value): ...these new patterns. Match the address
24820 rather than the containing MEM and require it to be a call_operand.
24821 Use output_call to generate the asm template.
24822 * config/m68k/predicates.md (const_call_operand): New predicate.
24823 (call_operand): Likewise.
24825 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24827 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24828 (STACK_GROWS_DOWNWARD): Define to 1.
24829 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24830 comments, emphasizing that these values are only defaults.
24831 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24832 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24834 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24836 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24838 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24839 Richard Sandiford <richard@codesourcery.com>
24841 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24842 (FP_REGNO_P): New macros.
24843 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24844 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24845 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24846 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24848 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24850 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24851 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24853 * config/m68k/t-floatlib: New file, extracting common code from...
24854 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24855 * config/m68k/t-uclinux: Here.
24856 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24857 routines on ColdFire targets.
24859 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24861 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24862 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24863 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24864 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24865 explicitly set MOTOROLA to 1.
24866 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24868 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24869 Nathan Sidwell <nathan@codesourcery.com>
24871 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24872 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24873 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24874 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24875 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24876 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24877 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24878 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24879 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24880 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24881 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24882 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24883 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24884 (DBX_REGISTER_NUMBER): Delete.
24885 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24886 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24887 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24889 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24891 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24892 * config/flat.h: New file.
24893 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24894 OBJECT_FORMAT_FLAT.
24895 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24896 indirect references for -msep-data or -mid-shared-library.
24897 Do not use PC-relative code addresses either.
24898 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24900 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24901 for shared libraries and crt1.o for executables. Use crti.o and
24903 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24904 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24905 Do not add -elf2flt or -shared-lib-id options here.
24906 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24907 Pass -shared-lib-id if -mid-shared-library, taking the library
24908 identifier from -mshared-library-id if given, otherwise
24910 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24911 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24912 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24913 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24914 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24915 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24917 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24918 jump sequence for ISA A and ISA A+.
24919 (PICJUMP): Likewise.
24921 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24923 * config.gcc (m68k-*-uclinux*): Base the port on the common
24924 and m68k GNU/Linux files rather than on the generic ELF ones.
24925 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24926 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24928 2007-01-18 Julian Brown <julian@codesourcery.com>
24929 Richard Sandiford <richard@codesourcery.com>
24931 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24932 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24933 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24935 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24936 80 unconditionally.
24937 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24939 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24941 * doc/install.texi: Document m68k-uclinuxoldabi.
24942 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24943 * config/m68k/uclinux-oldabi.h: New file, copied from
24944 config/m68k/uclinux.h.
24946 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24948 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24949 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24950 (m32r_compute_frame_size): Use unsigned for regno.
24951 (m32r_reload_lr): Use gen_frame_mem.
24953 (m32r_output_function_epilogue): Don't output the function epilogue
24955 (m32r_expand_epilogue): New.
24956 (direct_return): Return false if the function has the interrupt
24958 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24959 * config/m32r/m32r.md (epilogue): New expander.
24960 (return_lr, return_rte): New insns.
24961 (return): Make it expander.
24962 (return_normal): New expander.
24964 2007-01-18 Josh Conner <jconner@apple.com>
24967 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24968 support for UNLE, UNLT, UNGE, and UNGT.
24970 2007-01-18 Jan Hubicka <jh@suse.cz>
24972 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24973 * tree-tailcall (add_virtual_phis): Likewise.
24974 (optimize_tail_call): Return TODOs.
24975 (execute_tail_calls): Return TODOs.
24976 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24977 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24979 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24980 Cleanup cfg using TODO.
24981 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24982 * passes.c (execute_function_todo): When cleanup did something, remove
24984 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24985 (make_edges): Don't cleanup_cfg.
24987 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24989 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24990 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24991 operate on the top of stack.
24992 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24993 register handling of instructions that output to the second
24995 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24996 (move_for_stack_reg): Special-case check for dead destination
24997 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24999 * config/i386/i386.md (UNSPEC_TAN): New constant.
25000 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25001 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25002 to correctly model move of constant 1.0 to top stack slot.
25003 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25004 (unnamed peephole2 pattern): Remove corresponding peephole2
25005 pattern that optimizes tan insn and loading of constant 1.0.
25006 (tanxf2): Use fptanxf4_i387.
25007 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25008 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25009 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25010 disable patterns for SSE math.
25011 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25012 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25014 2007-01-18 Dirk Mueller <dmueller@suse.de>
25015 Richard Guenther <rguenther@suse.de>
25018 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25019 * common.opt (Warray-bounds): Add new warning option.
25020 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25022 * Makefile.in: make tree-vrp.o depend on toplev.h
25023 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25025 (check_array_refs, check_array_bounds, check_array_ref): New.
25027 2007-01-18 Jan Hubicka <jh@suse.cz>
25029 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25030 (execute_ssa_ccp): Return flags conditionally.
25031 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25033 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25035 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25037 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25038 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25040 * Makefile.c (GTFILES): Add cfglayout.h.
25041 * gengtype.c (open_base_files): Likewise.
25042 * cfglayout.c (cfg_layout_function_footer,
25043 cfg_layout_function_header) Reindent to make gengtype happy.
25044 * cfglayout.h (cfg_layout_function_footer,
25045 cfg_layout_function_header): Add GTY(()) marker.
25047 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25049 2007-01-18 Ben Elliston <bje@au.ibm.com>
25051 * genautomata.c (write_automata): Include xstrerror output in the
25052 error message if writing the DFA description file fails.
25054 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25056 * config/mips/mips-protos.h (mips_output_external): Make it
25058 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25059 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25060 (extern_list): Likewise.
25061 (extern_head): Likewise.
25062 (TARGET_ASM_FILE_END): Likewise.
25063 (mips_file_end): Likewise.
25064 (mips_output_external): Rewritten.
25066 2007-01-18 Ben Elliston <bje@au.ibm.com>
25068 * genpreds.c (write_insn_preds_c): Only write out the function
25069 body for regclass_for_constraint if we have register constraints.
25071 2007-01-17 Tom Tromey <tromey@redhat.com>
25073 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25074 * doc/install.texi (Testing): Use sourceware.org.
25075 (Binaries): Likewise.
25076 (Specific): Likewise.
25077 * doc/contrib.texi (Contributors): Use sourceware.org.
25079 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25081 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25082 (AVR_ENHANCED): Rename to ...
25083 (AVR_HAVE_MUL): ... new.
25084 (avr_enhanced_p): Rename to ...
25085 (avr_have_mul_p): ... new.
25086 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25087 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25088 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25089 (avr_have_mul_p): ... new.
25090 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25091 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25092 'avr_enhanced_p' and 'enhanced'.
25093 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25094 AVR_HAVE_MUL instead of AVR_ENHANCED.
25095 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25096 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25097 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25098 instead of AVR_ENHANCED.
25099 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25100 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25101 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25103 2007-01-17 Ian Lance Taylor <iant@google.com>
25105 * vec.h (VEC_reserve_exact): Define.
25106 (vec_gc_p_reserve_exact): Declare.
25107 (vec_gc_o_reserve_exact): Declare.
25108 (vec_heap_p_reserve_exact): Declare.
25109 (vec_heap_o_reserve_exact): Declare.
25110 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25112 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25113 negative parameter.
25114 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25115 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25116 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25117 * vec.c (calculate_allocation): Add exact parameter. Change all
25119 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25120 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25121 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25122 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25123 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25124 (vec_heap_p_reserve_exact): New function.
25125 (vec_heap_o_reserve_exact): New function.
25127 2007-01-17 Jan Hubicka <jh@suse.cz>
25129 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25131 2007-01-17 Eric Christopher <echristo@apple.com>
25133 * config.gcc: Support core2 processor.
25135 2007-01-16 Jan Hubicka <jh@suse.cz>
25137 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25138 the names, just unlink the chain so we don't crash on dangling
25142 2007-01-16 Jan Hubicka <jh@suse.cz>
25144 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25145 * tree-pass.h: Reorder to make IPA passes appear toegher.
25146 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25148 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25149 parameters, do not call early inliner.
25150 * ipa-inline.c: Update comments. Include tree-flow.h
25151 (cgraph_decide_inlining): Do not compute inlining parameters.
25152 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25153 be called with function context set up.
25154 (pass_ipa_inline): Remove unreachable functions before pass.
25155 (cgraph_early_inlining): Simplify assuming to be called from the
25157 (pass_early_inline): New pass.
25158 (cgraph_gate_ipa_early_inlining): New gate.
25159 (pass_ipa_early_inline): Turn into simple wrapper.
25160 (compute_inline_parameters): New function.
25161 (gate_inline_passes): New gate.
25162 (pass_inline_parameters): New pass.
25163 (apply_inline): Move here from tree-optimize.c
25164 (pass_apply_inline): New pass.
25165 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25167 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25168 doing them by hand.
25169 (tree_function_versioning): Do not allocate dummy struct function.
25170 * tree-inline.h (optimize_inline_calls): Update prototype.
25171 * tree-optimize.c (execute_fixup_cfg): Export.
25172 (pass_fixup_cfg): Remove
25173 (tree_rest_of_compilation): Do not apply inlines.
25174 * tree-flow.h (execute_fixup_cfg): Declare.
25175 * Makefile.in (gt-passes.c): New.
25176 * passes.c: Include gt-passes.h
25177 (init_optimization_passes): New passes.
25178 (nnodes, order): New static vars.
25179 (do_per_function_toporder): New function.
25180 (execute_one_pass): Dump current pass here.
25181 (execute_ipa_pass_list): Don't dump current pass here.
25183 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25185 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25186 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25188 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25190 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25191 (strong_alias): Define.
25192 (__gcc_qmul): Provide non-FMA for soft-float.
25193 (__gcc_qdiv): Same.
25198 (__gcc_qunord): New.
25208 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25209 soft-float functions.
25210 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25211 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25212 about long double soft float.
25214 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25215 Tehila Meyzels <tehila@il.ibm.com>
25217 * tree-vectorizer.h (is_pattern_stmt_p): New.
25218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25219 formatting (tabs instead of spaces). Cleanup and clarify setting
25220 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25221 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25222 (vectorizable_type_demotion): Check that types are integral.
25223 (vectorizable_type_promotion): Likewise.
25224 (vectorizable_store): Fix typo. Eliminate new-line at end of
25227 2007-01-16 Jan Hubicka <jh@suse.cz>
25229 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25232 2007-01-15 Eric Christopher <echristo@apple.com>
25234 * ifcvt.c: Include vec.h, vecprim.h.
25235 (check_cond_move_block): New argument regs.
25236 Reorganize. Add registers used to regs.
25237 (cond_move_process_if_block): Use regs set above as
25240 2007-01-15 Eric Christopher <echristo@apple.com>
25242 * config/darwin.h: Update copyright.
25243 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25244 (LINK_COMMAND_SPEC): Add -u.
25245 (LINK_SPEC): Fix umbrella for above.
25247 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25249 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25252 2007-01-15 Tom Tromey <tromey@redhat.com>
25254 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25255 * doc/install.texi (Testing): Don't mention jacks.
25256 (Configuration): Document --enable-java-maintainer-mode. Move
25257 --with-java-home to libgcj-specific section. Document
25259 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25261 2007-01-15 Jan Hubicka <jh@suse.cz>
25263 * tree-ssa-dce.c (DCE_TODOs): New.
25264 (propagate_necessity): Return if something changed.
25265 (eliminate_unnecessary_stmts): Likewise.
25266 (perform_tree_ssa_dce): Return TODO flags when needed.
25267 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25269 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25271 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25272 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25273 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25274 patterns using X87MODEF12 mode macro. Extend operand 1
25275 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25276 (log10<mode>2): Ditto.
25277 (log2<mode>2): Ditto.
25278 (log1p<mode>2): Ditto.
25279 (logb<mode>2): Ditto.
25280 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25281 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25282 (*fxtractxf3_i387): Rename from *fxtractxf3.
25283 (fxtract_extend<mode>xf3_i387): New insn pattern.
25284 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25285 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25286 and gen_fyl2xxf3_i387().
25288 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25290 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25291 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25292 get_loop_exit_edges. Changed return type to bool.
25293 * cfgloop.h (fix_loop_placement): Declaration removed.
25295 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25297 * param.h (MIN_VECT_LOOP_BOUND): New.
25298 * params.def (MIN_VECT_LOOP_BOUND): New.
25299 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25300 argument - minimum threshold for number of iterations.
25301 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25302 argument to declaration.
25303 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25304 MIN_VECT_LOOP_BOUND.
25305 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25306 slpeel_tree_peel_loop_to_edge with additional argument.
25307 (vect_do_peeling_for_alignment): Likewise.
25308 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25310 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25313 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25314 operands of size 1.
25316 2007-01-14 Jan Hubicka <jh@suse.cz>
25318 * tree-dfa.c (remove_referenced_var): New function.
25319 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25320 prune referenced vars list too.
25321 * tree-flow.h (remove_referenced_var): Declare.
25323 2007-01-14 Jan Hubicka <jh@suse.cz>
25325 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25327 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25328 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25329 * except.h (verify_eh_throw_table_statements): Kill prototype.
25330 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25331 into call exrepssions.
25332 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25334 * tree-cfg.c: Include pointer-set.h.
25335 (verify_node_sharing): Work on pointer set.
25336 (verify_eh_throw_stmt_node): New.
25337 (verify_stmts): Use pointers sets, verify throw_stmt.
25339 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25341 * ipa-reference.c (analyze_function): Consider also addresses taken
25344 2007-01-12 Roger Sayle <roger@eyesopen.com>
25346 * c-typeck.c (null_pointer_constant_p): Replace use of
25347 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25348 (build_c_cast): Likewise.
25350 2007-01-12 Roger Sayle <roger@eyesopen.com>
25352 * tree.h (force_fit_type_double): Remove unused final argument.
25353 * c-common.c (constant_expression_warning): Replace use of
25354 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25355 (convert_and_check): Likewise.
25356 (shorten_compare): Update call to force_fit_type_double.
25357 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25358 * convert.c (convert_to_pointer): Update call to
25359 force_fit_type_double.
25360 * fold-const.c (force_fit_type_double): Remove overflowed_const
25362 (int_const_binop, fold_convert_const_int_from_int,
25363 fold_convert_const_int_from_real, fold_div_compare,
25364 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25365 fold_abs_const, fold_not_const): Remove the final argument from
25366 calls to force_fit_type_double.
25368 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25370 * configure.ac: Set insn to "nop" for spu-*-* also.
25371 * configure: Regenerate.
25373 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25375 * builtins.def : Add BUILT_IN_FREE.
25377 2007-01-12 Jan Hubicka <jh@suse.cz>
25379 PR tree-optimization/30443
25380 * tree-inline.c (tree_function_versioning): Do not optimize when
25381 cloning for inlining.
25383 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25385 * doc/loop.texi: Document recording of loop exits.
25386 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25387 (update_single_exits_after_duplication,
25388 update_single_exit_for_duplicated_loop,
25389 update_single_exit_for_duplicated_loops): Removed.
25390 (duplicate_loop_to_header_edge): Do not call
25391 update_single_exits_after_duplication and
25392 update_single_exit_for_duplicated_loops.
25393 (loop_version): Do not update single_exit information.
25394 (fix_loop_structure): Use record_loop_exits instead of
25395 mark_single_exit_loops.
25396 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25397 the lists of loop exits.
25398 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25399 split_edge, merge_blocks): Update the lists of loop exits.
25400 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25401 loop_optimizer_init.
25402 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25403 of mark_single_exit_loops.
25404 (loop_optimizer_finalize): Call release_recorded_exits.
25405 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25406 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25407 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25408 update single exit information.
25409 * lambda-code.c (perfect_nestify): Ditto.
25410 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25411 (mark_single_exit_loops): Removed.
25412 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25413 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25414 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25416 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25417 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25418 (verify_loop_structure): Verify consistency of the exit lists.
25419 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25420 (set_single_exit): Removed.
25421 * cfgloop.h (struct loop_exit): New function.
25422 (struct loop): single_exit_ field replaced by exits field.
25423 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25424 LOOPS_HAVE_RECORDED_EXITS.
25425 (struct loops): Added exits hash.
25426 (mark_single_exit_loops, set_single_exit): Declaration removed.
25427 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25431 * doc/invoke.texi: Avoid use of @headitem.
25433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25435 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25439 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25443 Richard Sandiford <richard@codesourcery.com>
25445 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25446 * config/m68k/m68k.opt: Resort options.
25447 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25449 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25450 Richard Sandiford <richard@codesourcery.com>
25452 * doc/invoke.texi: Document the macros that are defined by
25453 m68k's -mtune and -mhard-float options.
25454 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25455 (m68k_cpp_cpu_family): Likewise.
25456 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25457 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25458 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25459 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25460 (m68k_cpp_cpu_family): Likewise.
25462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25465 macros besides mc68000 as tuning macros. Use a switch statement
25466 to set them and mcpu32.
25468 2007-01-12 Julian Brown <julian@codesourcery.com>
25470 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25471 (TARGET_68040_ONLY): Rename to...
25472 (TARGET_68040): ...this.
25473 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25474 * config/m68k/m68k.md: Likewise.
25476 2007-01-12 Julian Brown <julian@codesourcery.com>
25477 Nathan Sidwell <nathan@codesourcery.com>
25478 Richard Sandiford <richard@codesourcery.com>
25480 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25481 the -mcpu= argument associated with the --with-cpu setting.
25482 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25483 if different from the one implied by the -mcpu setting.
25484 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25485 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25486 * doc/invoke.texi: Mention ColdFire in the introduction to the
25487 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25488 -mno-div and -mhard-float options. Make -m68881 a synonym for
25489 -mhard-float. Document the previously-undocumented -m5206e,
25490 -m528x, -m5307 and -m5407 options. Tweak the existing option
25491 documentation for consistency.
25492 * doc/install.texi: Mention new --with-cpu arguments.
25493 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25494 default CPU if neither -mcpu nor -march are specified.
25495 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25496 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25497 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25498 using m68k_tune to decide between families that implement the
25499 same ISA. Use m68k_tune to set __mcfv4e__.
25500 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25501 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25502 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25503 (FL_ISA_C, FL_ISA_MMU): New macros.
25504 (MASK_COLDFIRE): Delete.
25505 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25506 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25507 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25508 (TARGET_HARD_FLOAT): Do not define here.
25509 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25510 (TUNE_68000): New macro.
25511 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25512 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25513 (TUNE_CFV2): Redefine in terms of m68k_tune.
25514 (uarch_type, target_device, fpu_type): New enums.
25515 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25516 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25517 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25518 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25519 (FL_FOR_isa_c): New macros.
25520 (m68k_isa): New enum.
25521 (m68k_target_selection): New structure.
25522 (all_devices, all_isas, all_microarchs): New tables.
25523 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25524 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25525 (MASK_ALL_CPU_BITS): Delete.
25526 (m68k_find_selection): New function.
25527 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25528 Map the legacy target options to a combination of the new ones.
25529 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25530 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25531 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25533 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25534 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25536 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25537 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25538 * config/m68k/m68k-devices.def: New file.
25540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25541 Nathan Sidwell <nathan@codesourcery.com>
25543 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25544 (SUBTARGET_EXTRA_SPECS): New macros.
25545 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25546 use %(asm_cpu_spec) instead.
25547 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25548 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25549 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25550 (EXTRA_SPECS): Rename to...
25551 (SUBTARGET_EXTRA_SPECS): ...this.
25553 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25554 Richard Sandiford <richard@codesourcery.com>
25555 Julian Brown <julian@codesourcery.com>
25557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25558 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25559 to the configuration's default CPU.
25560 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25561 Remove default masks.
25562 (m680[012]0-*-*): Set the default with_cpu to the first part of
25564 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25565 (m68k*-*-linux): Extend the --with-cpu handling to...
25566 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25567 and m68010. Don't set target_cpu_default2.
25568 * doc/install.texi: Document --with-cpu for m68k.
25569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25570 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25571 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25572 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25573 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25574 (ASM_SPEC): Remove use of %(asm_cpu_default).
25575 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25576 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25577 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25578 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25579 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25580 (TARGET_DEFAULT): Delete.
25581 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25582 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25583 (CPP_CPU_SPEC): Delete.
25584 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25585 the appropriate string.
25586 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25587 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25588 (ASM_SPEC): Don't use %(asm_default_spec).
25589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25590 TARGET_DEFAULT and add MASK_68881.
25591 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25595 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25596 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25597 MASK_68010 alongside MASK_68020.
25598 * doc/invoke.texi: Document -m68010.
25599 * config/m68k/m68k.opt (m68010): New.
25600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25602 (TUNE_68010): New macro.
25603 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25604 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25605 (M68K_CPU_m68332): Add MASK_68010.
25606 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25607 fallback definition.
25608 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25610 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25611 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25612 to all entries that use MASK_68020.
25613 (output_move_simode_const, output_move_himode, output_move_qimode)
25614 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25615 instead of TARGET_68020 to select clr behavior. Remove comment
25616 about there being no TARGET_68010.
25617 * config/m68k/m68k.md: Likewise throughout.
25619 2007-01-12 Julian Brown <julian@codesourcery.com>
25621 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25622 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25623 * config/m68k/m68k.md: Likewise.
25625 2007-01-12 Julian Brown <julian@codesourcery.com>
25627 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25628 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25630 2007-01-12 Julian Brown <julian@codesourcery.com>
25632 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25633 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25634 * config/m68k/m68k.md: Likewise.
25636 2007-01-12 Julian Brown <julian@codesourcery.com>
25637 Richard Sandiford <richard@codesourcery.com>
25639 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25640 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25641 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25643 (TARGET_CPU32): Rename to...
25644 (TUNE_CPU32): ...this.
25645 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25646 (TUNE_CFV2): New macros.
25647 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25648 remove conditions that are implied by TARGET_68020.
25649 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25650 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25651 (m68k_output_function_epilogue): Likewise.
25652 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25653 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25654 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25655 non-68000 timings. Refactor multiplication and division costs.
25656 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25657 TUNE_CPU32 instead of TARGET_CPU32.
25658 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25659 and TUNE_68060 instead of TARGET_68060.
25660 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25661 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25663 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25664 && !TARGET_COLDFIRE" to choose between moveq and clr.
25665 Likewise in the unnamed movsf pattern.
25666 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25667 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25673 of tabbing before backslashes.
25675 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25677 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25678 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25679 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25681 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25683 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25684 find_interesting_uses_cond.
25685 (find_interesting_uses_cond): Use extract_cond_operands.
25686 (rewrite_use_compare): Use extract_cond_operands and
25687 force_gimple_operand_bsi. Do not call update_stmt.
25688 (determine_use_iv_cost_condition): Use extract_cond_operands.
25689 Return cheaper of using original bound and changing the exit bound.
25691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25693 PR tree-optimization/29516
25694 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25695 most_expensive_mult_to_index, addr_to_parts,
25696 create_mem_ref, maybe_fold_tmr): Make the type of
25697 fields of TARGET_MEM_REF sizetype.
25698 (move_fixed_address_to_symbol, move_pointer_to_base):
25700 * tree.def (TARGET_MEM_REF): Add comment on types of
25703 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25705 * c-common.c (vector_types_convertible_p): Treat opaque types as
25706 always convertible if they have the same size, but not otherwise.
25708 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25710 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25711 Remove the b_unconditional field.
25712 (noce_try_sign_mask): Do not look at b_unconditional.
25713 (noce_process_if_block): Do not use merge_if_blocks. Update
25714 the CFG here. Do not set b_unconditional.
25715 (cond_move_process_if_block): Likewise.
25716 (find_cond_trap): Likewise.
25717 (check_cond_move_block): Require simple jump insns at the end
25718 of the basic block.
25720 2007-01-11 Jan Hubicka <jh@suse.cz>
25722 PR tree-optimization/1046
25723 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25724 when alias info is not ready.
25725 (pass_tail_recursion): Do not require aliasing.
25726 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25727 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25728 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25729 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25730 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25731 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25732 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25734 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25735 When aliasing is not build, mark statement as volatile.
25737 2007-01-11 Tom Tromey <tromey@redhat.com>
25739 PR preprocessor/15185, PR preprocessor/20989:
25740 * doc/cppopts.texi <-MT>: Update description of algorithm for
25741 computing default target.
25742 <-M, -MD>: Reword "basename" text.
25744 2007-01-11 Roger Sayle <roger@eyesopen.com>
25746 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25747 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25748 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25749 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25750 fold_builtin_bswap, real_constp, fold_builtin_pow,
25751 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25752 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25753 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25754 * convert.c (convert_to_pointer): Likewise.
25755 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25756 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25757 const_binop, fold_convert_const_int_from_int,
25758 fold_convert_const_int_from_real,
25759 fold_convert_const_real_from_real, sign_bit_p,
25760 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25761 fold_sign_changed_comparison, fold_unary, fold_comparison,
25762 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25763 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25764 * print-tree.c (print_node_brief, print_node): Likewise.
25765 * stor-layout.c (place_field, layout_type): Likewise.
25766 * tree-chrec.c (keep_cast): Likewise.
25767 * tree.c (build_vector, build_real, build_real_from_int_cst,
25768 build_complex): Likewise.
25770 2007-01-11 Roger Sayle <roger@eyesopen.com>
25772 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25773 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25775 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25777 * configure.ac (strict1_warn): Rename to strict_warn.
25778 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25779 cc_set_by_configure, quoted_cc_set_by_configure,
25780 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25781 all_boot_languages, all_stagestuff): Remove.
25782 (target_list): Remove bootstrap targets.
25783 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25784 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25785 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25786 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25787 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25788 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25789 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25790 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25791 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25792 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25793 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25794 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25795 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25796 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25797 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25798 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25799 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25800 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25801 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25802 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25803 (mostlyclean): Adjust.
25804 (clean, distclean): Don't mention bootstrap stuff.
25805 * configure: Regenerate.
25806 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25807 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25808 treelang/config-lang.in (stagestuff): Remove.
25809 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25810 stageprofile, stagefeedback, stagestuff): Remove mention.
25812 2007-01-11 Nick Clifton <nickc@redhat.com>
25814 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25816 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25817 (mcore_arith_K_S_operand): Run the test for the S constraint not
25818 the test for the M constraint.
25819 (mcore_addsub_operand): Do not accept integer values that are
25820 larger than 32 bits.
25821 * config/mcore/mcore.md: Remove unused constraints from split.
25822 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25823 (addsi3): Likewise.
25824 (allocate_stack): Likewise.
25825 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25826 operands to 32 bits.
25827 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25829 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25830 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25831 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25832 mcore_output_bclri, mcore_output_andn, output_inline_const,
25833 mcore_output_move, mcore_output_movedouble): Likewise.
25834 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25835 (output_inline_const): Likewise.
25836 (output_inline_const): Fix format strings used in sprintf
25838 * config/mcore/mcore-protos.h: Update prototypes for changed
25839 functions in mcore.c.
25840 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25841 HOST_WIDE_INT and not int.
25842 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25843 CONST_OK_FOR_N): Likewise.
25844 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25845 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25848 2007-01-10 Jan Hubicka <jh@suse.cz>
25850 * tree-vrp.c (remove_range_assertions): Release defs.
25851 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25852 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25854 2007-01-10 Paul Brook <paul@codesourcery.com>
25856 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25857 * config/arm/arm.md (mulsi3subsi): New insn.
25859 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25861 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25862 (tree_transform_and_unroll_loop): New.
25863 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25866 2007-01-10 Robert Kennedy <jimbob@google.com>
25868 * fold-const.c (fold_comparison): Fold comparisons like (x *
25869 1000 < 0) to (x < 0).
25871 2007-01-10 Ian Lance Taylor <iant@google.com>
25873 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25874 operands have the same priority.
25876 2007-01-10 Tom Tromey <tromey@redhat.com>
25878 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25879 (fold_binary): Likewise.
25880 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25881 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25882 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25883 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25884 * langhooks.h (struct lang_hooks): Removed field
25885 'can_use_bit_fields_p'.
25887 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25889 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25891 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25893 * function.c (get_last_funcdef_no): New function.
25894 * function.h (get_last_funcdef_no): Declare.
25895 * tree-inline.c (initialize_cfun): Add initialization.
25896 (tree_function_versioning): Cleanup.
25898 2007-01-10 Jan Hubicka <jh@suse.cz>
25900 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25903 2007-01-10 Sa Liu <saliu@de.ibm.com>
25904 Ben Elliston <bje@au.ibm.com>
25906 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25907 for SAVE_NONLOCAL and Pmode for any other save level.
25908 * spu-protos.h (spu_restore_stack_block): Declare.
25909 * spu.md (save_stack_block): Remove.
25910 (restore_stack_block): Call spu_restore_stack_block.
25911 * spu.c (spu_restore_stack_block): New function.
25912 (spu_expand_epilogue): Remove old comment.
25914 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25916 PR tree-optimization/30322
25917 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25918 (cand_value_at): Return the value as aff_tree.
25919 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25920 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25921 aff_combination_mult): New functions.
25922 (aff_combination_add): Use aff_combination_add_cst.
25923 (aff_combination_convert): Allow conversions to a wider type.
25924 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25925 * tree-affine.h (aff_combination_mult): Declare.
25927 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25929 * doc/tm.texi: Update documentation to reflect reality of exec
25930 and start file search behaviours. Update copyright year.
25931 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25932 header file directories.
25934 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25936 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25937 (*cosxf2): Rename to cosxf2_i387.
25938 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25939 using X87MODEF12 mode macro. Rename patterns to
25940 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25942 (*cosdf2, *cossf2): Ditto.
25943 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25944 to match extended input operands.
25945 (sincos<mode>3): New expander.
25946 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25947 insn patterns and corresponding splitters.
25949 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25951 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25952 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25954 2007-01-09 Nicolas Pitre <nico@cam.org>
25957 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25959 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25961 * target.h (struct gcc_target): New field library_rtti_comdat.
25962 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25963 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25964 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25965 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25969 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25971 2007-01-08 Richard Guenther <rguenther@suse.de>
25973 * tree.h (force_fit_type_double): Export.
25974 (force_fit_type): Remove.
25975 * fold-const.c (force_fit_type_double): New function.
25976 (force_fit_type): Remove.
25977 (int_const_binop): Use it.
25978 (fold_convert_const_int_from_int): Likewise.
25979 (fold_convert_const_int_from_real): Likewise.
25980 (fold_div_compare): Likewise.
25981 (fold_sign_changed_comparison): Likewise.
25982 (fold_unary): Likewise.
25983 (fold_negate_const): Likewise.
25984 (fold_abs_const): Likewise.
25985 (fold_not_const): Likewise.
25986 * c-common.c (shorten_compare): Use force_fit_type_double.
25987 * convert.c (convert_to_pointer): Likewise.
25989 2007-01-08 Richard Guenther <rguenther@suse.de>
25991 * tree.h (build_int_cst_wide_type): Export.
25992 * tree.c (build_int_cst_wide_type): New function.
25993 (build_int_cst_wide): Fix comment.
25994 * builtins.c (fold_builtin_object_size): Use build_int_cst
25995 to build -1 or 0 of the correct type. Use fit_double_type
25996 to check for overflow.
25997 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25999 (decode_field_reference): Likewise.
26000 (all_ones_mask_p): Likewise.
26001 (native_interpret_int): Use build_int_cst_wide_type.
26002 (fold_binary): Use build_int_cst_type to build an all-ones
26004 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26006 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26008 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26010 2007-01-09 Ben Elliston <bje@au.ibm.com>
26012 * genautomata.c (STATS_OPTION): New option.
26013 (stats_flag): New flag.
26014 (gen_automata_option): Handle it.
26015 (initiate_automaton_gen): Ditto.
26016 (write_automata): Output statistics only if stats_flag is
26017 set. Likewise, output time statistics only if time_flag is set.
26018 * doc/md.texi (Processor pipeline description): Document new flag.
26020 2007-01-08 Richard Guenther <rguenther@suse.de>
26022 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26023 * tree.c (build_int_cst_type): Likewise.
26024 (size_in_bytes): Don't call force_fit_type on the result.
26025 (int_fits_type_p): Use fit_double_type.
26026 * fold-const.c (fit_double_type): New function.
26027 (force_fit_type): Use it.
26028 * tree.h (fit_double_type): Export.
26030 2007-01-08 Jan Hubicka <jh@suse.cz>
26032 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26033 * ipa.c (function_and_variable_visibility): Fix return type.
26035 2007-01-08 Richard Guenther <rguenther@suse.de>
26037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26038 of offset to build the index.
26039 * tree-pretty-print.c (dump_generic_node): Don't build negated
26040 const just for printing.
26041 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26042 * builtins.c (fold_builtin_int_roundingfn): Check if result
26043 fits the type by using force_fit_type and comparing the result.
26044 * predict.c (predict_loops): Use compare_tree_int for comparison.
26045 * tree.c (build_int_cst): Fall back to integer_type_node for
26047 (build_int_cst_wide): Assert type is non-null.
26049 2007-01-08 Roberto Costa <roberto.costa@st.com>
26051 * tree-vrp.c (extract_range_from_cond_expr): New.
26052 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26053 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26055 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26056 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26057 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26058 used as expressions.
26059 * tree-object-size.c (cond_expr_object_size): New.
26060 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26062 2007-01-08 Jan Hubicka <jh@suse.cz>
26064 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26065 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26068 2007-01-08 Richard Guenther <rguenther@suse.de>
26070 PR tree-optimization/23603
26071 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26072 (extract_range_from_binary): Fall back to truthvalue instead of
26073 varying for TRUTH_*_EXPR.
26074 (extract_range_from_comparison): Fall back to truthvalue instead of
26076 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26077 if all visited PHI values were constant.
26079 2007-01-08 Jan Hubicka <jh@suse.cz>
26081 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26082 (cgraph_analyze_function): break out from ...
26083 (cgraph_finalize_compilation_unit): ... here.
26084 (cgraph_expand_function): Remove forgoten commented out line.
26085 (cgraph_optimize): Analyze functions.
26087 2007-01-08 Jan Hubicka <jh@suse.cz>
26089 * tree-pas.h (TODO_remove_function): New flag.
26090 (TODO_update*): Renumber.
26091 (pass_ipa_increase_alignment,
26092 pass_ipa_function_and_variable_visibility): New passes.
26093 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26094 (cgraph_function_and_variable_visibility): Move to ipa.c
26095 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26096 cgraph_increase_alignment.
26097 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26098 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26099 calling tree-inline.
26100 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26101 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26102 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26103 (gate_increase_alignment): New function.
26104 (pass_ipa_increase_alignment): New pass.
26105 * ipa.c: Inline tree-pass.h and timevar.h
26106 (function_and_variable_visibility): Move here from cgraphunit.c
26107 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26108 * passes.c (init_optimization_passes): Add the two new passes.
26109 (execute_todo): Handle cgraph_remove_functions.
26111 2007-01-08 Nick Clifton <nickc@redhat.com>
26113 * config/frv/predicates.md (reg_or_0_operand): Accept
26116 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26118 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26119 * config.gcc: Add bfin*-rtems*.
26121 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26123 * c.opt: Add -flax-vector-conversions.
26124 * c-typeck.c (convert_for_assignment): Pass flag to
26125 vector_types_convertible_p to allow emission of note.
26126 (digest_init): Likewise.
26127 * c-opts.c: Handle -flax-vector-conversions.
26128 * c-common.c (flag_lax_vector_conversions): New.
26129 (vector_types_convertible_p): Unless -flax-vector conversions
26130 has been passed, disallow conversions between vectors with
26131 differing numbers of subparts and/or element types. If such
26132 a conversion is disallowed, possibly emit a note on the first
26133 occasion only to inform the user of -flax-vector-conversions.
26134 The new last argument specifies this.
26135 * c-common.h (flag_lax_vector_conversions): New.
26136 (vector_types_convertible_p): Add extra argument.
26137 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26138 char_type_node for V*QI type vectors.
26139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26140 Update to satisfy new typechecking rules.
26141 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26142 C and C++ variants.
26143 * doc/invoke.texi (C Dialect Options): Document
26144 -flax-vector-conversions.
26146 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26148 PR tree-optimization/29877
26149 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26150 a register variable on the RHS to not be replaceable.
26152 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26153 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26154 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26155 const_simm15, const_pow2, const_npow2): Added.
26156 * config/score/misc.md (insv, extv, extzv, movmemsi,
26157 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26158 * config/score/score.c (score_address_cost, score_select_cc_mode):
26160 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26161 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26162 Update score_print_operand.
26163 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26164 Adjust register allocate order and update some macro define.
26165 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26166 mdx_block_move_straight, mdx_block_move_loop_head,
26167 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26168 mdx_block_move_loop, mdx_block_move): Added.
26169 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26170 mdp_limm): Updated and fix some bug and typo.
26171 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26172 (movsf, movdf, doloop_end): Added.
26174 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26176 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26177 config/arm/thumb2.md: Fix comment typos.
26178 * doc/extend.texi: Fix a typo.
26180 2007-01-07 Eric Christopher <echristo@apple.com>
26182 * configure.ac: Check for __stack_chk_fail for darwin.
26183 * configure: Regenerate.
26185 2007-01-07 Richard Guenther <rguenther@suse.de>
26187 * tree-vrp.c (extract_range_from_assert): CSE calls to
26188 compare_values where possible.
26189 (extract_range_from_unary_expr): Likewise.
26191 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26193 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26194 * config/avr/avr.c (call_insn_operand): Delete function.
26195 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26196 instead of register number. Use predicates.
26197 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26198 call_insn_operand): Add.
26200 2007-01-06 Jan Hubicka <jh@suse.cz>
26202 * tree-pass.h (pass_build_cgraph_edges): Declare.
26203 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26204 (visited_nodes): Remove.
26205 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26206 build_cgrpah_edges; make visited_nodes local.
26207 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26208 (record_references_in_initializer): Move to cgraphbuild.c
26209 (initialize_inline_failed, rebuild_cgraph_edges,
26210 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26211 (verify_cgraph_node): Make visited_nodes local.
26212 (cgraph_analyze_function): Do not call cgraph_create_edges and
26213 initialize_inline_failed.
26214 (cgraph_expand_function): Do not call cgraph_lower_function;
26215 assert that function is already lowered.
26216 * Makefile.in (cgraphbuild.o): New.
26217 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26218 at the end of lowering passes.
26220 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26222 * ifcvt.c (cond_move_convert_if_block): New function, code
26223 factored out from...
26224 (cond_move_process_if_block): ...here. Call the new function
26225 on the THEN and ELSE blocks.
26226 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26227 already takes care of this.
26229 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26232 * tree.h (TREE_OVERFLOW_P): New.
26233 * c-typeck.c (parser_build_unary_op): Warn only if result
26234 overflowed and operands did not.
26235 (parser_build_binary_op): Likewise.
26236 (convert_for_assignment): Remove redundant overflow_warning.
26237 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26241 * c-typeck.c (store_init_value): Split over two lines to follow
26242 the GNU coding style.
26244 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26246 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26247 __GXX_EXPERIMENTAL_CXX0X__.
26248 * doc/cpp.texi: Same.
26250 2007-01-05 Richard Guenther <rguenther@suse.de>
26252 PR middle-end/27826
26253 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26254 with mismatched types. Instead explicitly build a
26255 conversion NOP_EXPR.
26257 2007-01-05 Ian Lance Taylor <iant@google.com>
26259 * c-common.c (decl_with_nonnull_addr_p): New function.
26260 (c_common_truthvalue_conversion): Call it.
26261 * c-typeck.c (build_binary_op): Likewise.
26262 * c-common.h (decl_with_nonnull_addr_p): Declare.
26264 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26267 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26270 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26272 * doc/install.texi (Final install): Document the fact that
26273 the GNAT runtime should not be stripped.
26275 2007-01-04 Jan Hubicka <jh@suse.cz>
26277 * tree-inline.c (fold_marked_statements): Update operand caches
26278 and EH after folding
26280 2007-01-04 Ian Lance Taylor <iant@google.com>
26282 * c-common.c (check_function_nonnull): Whitespace fix.
26284 2007-01-04 Jan Hubicka <jh@suse.cz>
26286 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26287 comitted older version of patch.
26288 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26289 function, celanup cfg and collect garbage.
26291 2007-01-04 Mike Stump <mrs@apple.com>
26293 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26296 2007-01-04 Eric Christopher <echristo@apple.com>
26298 * libgcc2.c (__bswapsi2): Use SItype.
26299 (__bswapdi2): Use DItype.
26300 * libgcc2.h: Update for above.
26302 2007-01-04 Paul Brook <paul@codesourcery.com>
26304 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26305 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26306 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26307 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26308 umulsi3_highpart): Make conditional on !arm_arch6.
26309 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26310 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26311 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26312 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26313 umulsi3_highpart_v6): New insns.
26315 2007-01-04 Roger Sayle <roger@eyesopen.com>
26317 * fold-const.c (fold_convert): When casting an expression to void,
26318 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26319 have a type. Instead of attempting to build a NOP_EXPR, return
26320 these "special" trees directly.
26322 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26324 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26325 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26326 rs6000_cost->fp not 0 as adjustment for outer NEG.
26328 2007-01-04 Jan Hubicka <jh@suse.cz>
26330 * cgraph.c (cgraph_release_function_body): New function.
26331 (cgraph_remove_node): Use it.
26332 * cgraph.h (cgraph_release_function_body): Declare.
26333 * cgraphunit.c (cgraph_expand_function): Use it.
26334 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26335 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26336 is initialized and while compilation of other function is running.
26337 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26338 statement CFG annotations from here to ...
26339 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26341 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26343 * cfgloop.h (enum li_flags): Make the constants powers of two.
26345 2007-01-04 Jan Hubicka <jh@suse.cz>
26347 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26349 (fold_marked_statements): New function.
26350 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26351 * tree-inline.h (copy_body_data): Add statements_to_fold.
26353 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26355 * config.gcc: Mention libgcc/config.host.
26356 * Makefile.in: Update comments mentioning libgcc.
26357 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26358 (all.cross, start.encap, rest.encap, rest.cross): Update
26359 dependencies for libgcc move.
26360 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26361 (clean-target, clean-target-libgcc): Delete.
26362 (srcdirify, GCC_EXTRA_PARTS): New macros.
26363 (libgcc-support, libgcc.mvars): New rules.
26364 (distclean): Remove mention of mklibgcc.
26365 (install): Don't reference INSTALL_LIBGCC.
26366 (install-common): Don't reference EXTRA_PARTS.
26367 (install-libgcc, install-multilib): Delete rules.
26368 * mklibgcc.in: Delete file.
26369 * doc/configfiles.texi: Don't mention mklibgcc.
26371 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26372 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26373 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26374 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26375 (mklibgcc, ldblspecs): Likewise.
26377 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26378 (posixpre.def): Use $(T).
26379 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26380 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26381 (SHLIB_LINK): Make dummy.
26382 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26384 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26386 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26387 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26388 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26389 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26391 * configure.ac (all_outputs): Remove mklibgcc.
26392 * configure: Regenerated.
26394 2007-01-03 Josh Conner <jconner@apple.com>
26396 PR middle-end/29683
26397 * calls.c (compute_argument_addresses): Set stack and stack_slot
26398 for partial args, too.
26399 (store_one_arg): Use locate.size.constant for the size when
26400 generating a save_area.
26402 2007-01-03 Robert Kennedy <jimbob@google.com>
26404 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26405 whose definitions are deleted due to basic block merging.
26407 2007-01-03 Paul Brook <paul@codesourcery.com>
26410 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26412 (use_return_insn): Return 0 for Thumb interrupt functions.
26413 (print_multi_reg): Add rfe argument for IRQ returns.
26414 (arm_output_epilogue): Pop interrupt return address directly into PC.
26415 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26417 2007-01-03 Paul Brook <paul@codesourcery.com>
26419 Merge from sourcerygxx-4_1.
26420 * config/arm/thumb2.md: New file.
26421 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26423 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26424 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26425 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26426 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26428 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26429 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26431 * config/arm/ieee754-sf.S: Ditto.
26432 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26433 (thumb1_base_register_rtx_p): ... to this.
26434 (thumb_index_register_rtx_p): Rename...
26435 (thumb1_index_register_rtx_p): ... to this.
26436 (thumb_output_function_prologue): Rename...
26437 (thumb1_output_function_prologue): ... to this.
26438 (thumb_legitimate_address_p): Rename...
26439 (thumb1_legitimate_address_p): ... to this.
26440 (thumb_rtx_costs): Rename...
26441 (thumb1_rtx_costs): ... to this.
26442 (thumb_compute_save_reg_mask): Rename...
26443 (thumb1_compute_save_reg_mask): ... to this.
26444 (thumb_final_prescan_insn): Rename...
26445 (thumb1_final_prescan_insn): ... to this.
26446 (thumb_expand_epilogue): Rename...
26447 (thumb1_expand_epilogue): ... to this.
26448 (arm_unwind_emit_stm): Rename...
26449 (arm_unwind_emit_sequence): ... to this.
26450 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26451 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26452 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26453 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26454 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26455 thumb2_output_casesi): New functions.
26456 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26457 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26458 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26459 THUMB2_WORK_REGS): Define.
26460 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26461 arm_condexec_mask, arm_condexec_masklen)): New variables.
26462 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26463 (arm_override_options): Check new CPU capabilities.
26464 Set new architecture flag variables.
26465 (arm_isr_value): Handle v7m interrupt functions.
26466 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26468 (const_ok_for_arm): Handle Thumb-2 constants.
26469 (arm_gen_constant): Ditto. Use movw when available.
26470 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26472 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26473 (thumb_find_work_register, arm_load_pic_register,
26474 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26475 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26476 print_multi_reg, output_mov_long_double_fpa_from_arm,
26477 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26478 output_mov_double_fpa_from_arm, output_move_double,
26479 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26480 output_return_instruction, arm_output_function_prologue,
26481 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26482 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26483 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26484 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26485 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26486 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26488 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26489 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26490 (arm_file_start): Output directive for unified syntax.
26491 (arm_unwind_emit_set): Handle stack alignment instruction.
26492 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26493 Add v6t2, v7, v7a, v7r and v7m.
26494 (RETLDM): Add Thumb-2 code.
26495 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26496 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26497 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26498 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26499 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26500 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26501 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26502 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26503 ADJUST_INSN_LENGTH): Define.
26504 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26505 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26506 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26507 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26508 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26509 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26510 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26511 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26512 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26513 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26514 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26515 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26516 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26517 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26518 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26519 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26520 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26522 * config/arm/arm-tune.md: Regenerate.
26523 * config/arm/arm-protos.h: Update prototypes.
26524 * config/arm/vfp.md: Enable patterns for Thumb-2.
26525 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26526 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26527 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26528 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26529 * config/arm/libunwind.S: Add Thumb-2 code.
26530 * config/arm/constraints.md: Update include Thumb-2.
26531 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26532 * config/arm/ieee754-df.S: Ditto.
26533 * config/arm/bpabi.S: Ditto.
26534 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26535 * config/arm/predicates.md (low_register_operand,
26536 low_reg_or_int_operand, thumb_16bit_operator): New.
26537 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26538 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26539 * config/arm/t-arm-elf: Add armv7 multilib.
26540 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26542 (UNSPEC_STACK_ALIGN, ce_count): New.
26543 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26544 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26546 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26547 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26548 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26549 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26550 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26551 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26553 * doc/extend.texi: Document ARMv7-M interrupt functions.
26554 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26556 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26558 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26559 (struct _Unwind_Context): Rename args_size to flags, remove
26560 signal_frame field, add a new args_size field and version field.
26561 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26562 _Unwind_IsExtendedContext): New inline functions.
26563 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26564 Assume by_value array is only present if _Unwind_IsExtendedContext.
26565 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26566 _Unwind_IsSignalFrame.
26567 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26568 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26569 (uw_init_context_1): Initialize context->flags to
26570 EXTENDED_CONTEXT_BIT.
26571 * config/rs6000/linux-unwind.h (frob_update_context): Use
26572 _Unwind_SetSignalFrame.
26574 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26576 PR middle-end/30353
26577 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26578 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26581 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26583 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26584 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26585 RET, AT_SP): Remove.
26586 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26590 * cfgbuild.c (find_basic_blocks): Likewise.
26591 * cfgrtl.c (rtl_create_basic_block): Likewise.
26592 * function.c (temp_slots_at_level): Likewise.
26593 * reg-stack.c (stack_regs_mentioned): Likewise.
26594 * regclass.c (allocate_reg_info): Likewise.
26595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26596 set_bb_for_stmt, move_block_to_fn): Likewise.
26597 * tree-complex.c (tree_lower_complex): Likewise.
26598 * vec.h (VEC_safe_grow_cleared): New.
26600 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26602 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26604 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26607 * cfgloopmanip.c (scale_loop_frequencies): Export.
26608 (loopify): Scale the frequencies by prescribed coefficients.
26609 (set_zero_probability): New function.
26610 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26611 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26612 and frequencies according to arguments.
26613 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26615 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26616 * modulo-sched.c (sms_schedule): Set probabilities for entering
26617 versioned loop correctly.
26618 * tree-vect-transform.c (vect_transform_loop): Ditto.
26619 * cfgloop.h (loopify, loop_version): Declaration changed.
26620 (scale_loop_frequencies): Declared.
26622 2007-01-02 Jan Hubicka <jh@suse.cz>
26624 * cgraph.c: Include tree-flow.h
26625 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26626 early_local_passes.
26627 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26628 * tree-pass.h (pass_all_early_optimizations): Declare.
26629 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26630 early_local_passes.
26631 (cgraph_analyze_function): Do early_local_passes.
26632 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26633 Do not add referenced vars.
26634 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26636 (gate_all_early_local_passes): New gate.
26637 (pass_early_local_passes): Use new gate.
26638 (execute_early_local_optimizations): New functions.
26639 (gate_all_early_optimizations): New gate.
26640 (pass_all_early_optimizations): New pass.
26641 (execute_free_datastructures): Free SSA only when initialized.
26642 (gate_init_datastructures): Init only when optimizing.
26643 (tree_lowering_passes): Do early local passes when called late.
26644 * tree-profile.c (do_tree_profiling): Don't profile functions added
26646 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26647 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26649 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26650 during early_local_passes.
26651 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26654 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26656 * Makefile.in: Update copyright year.
26658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26660 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26661 in $(lang_checks) and check-consistency targets.
26663 2007-01-02 Jan Hubicka <jh@suse.cz>
26665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26666 Do not add referenced vars.
26667 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26669 * passes.c (init_optimization_passes): Put mudflap_2 after
26670 free_datastructures.
26672 2007-01-02 Jan Hubicka <jh@suse.cz>
26674 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26675 Set NOTHROW flag on call statements proved to be nothrow.
26676 Update statement of local calls so new pure/const functions are
26677 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26679 (tree_rest_of_compilation): Register hooks and initialize bitmap
26680 early. Do not set after_inlining flag.
26682 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26684 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26685 HOST_BITS_PER_LONGLONG
26687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26690 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26691 warning for non-static initializers.
26693 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26695 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26696 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26697 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26698 Always use set_unique_reg_note to add REG_EQUAL notes.
26700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26703 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26705 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26706 * cfgbuild.c (find_basic_blocks): Likewise.
26707 * cfgrtl.c (rtl_create_basic_block): Likewise.
26708 * function.c (temp_slots_at_level): Likewise.
26709 * reg-stack.c (stack_regs_mentioned): Likewise.
26710 * regclass.c (allocate_reg_info): Likewise.
26711 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26712 set_bb_for_stmt, move_block_to_fn): Likewise.
26713 * tree-complex.c (tree_lower_complex): Likewise.
26714 * vec.h (VEC_safe_grow_cleared): New.
26716 2007-01-02 Ian Lance Taylor <iant@google.com>
26718 * c-common.c (c_common_truthvalue_conversion): When warning about
26719 using an assignment as a truth value, set TREE_NO_WARNING.
26721 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26724 * c.opt (Wold-style-declaration): New.
26725 * doc/invoke.texi (C-only Warning Options): New.
26726 (Wold-style-declaration): Document it.
26727 (Wextra): Enabled by -Wextra.
26728 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26729 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26730 -Wold-style-declaration.
26732 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26734 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26735 * cfgbuild.c (find_basic_blocks): Likewise.
26736 * cfgrtl.c (rtl_create_basic_block): Likewise.
26737 * function.c (temp_slots_at_level): Likewise.
26738 * reg-stack.c (stack_regs_mentioned): Likewise.
26739 * regclass.c (allocate_reg_info): Likewise.
26740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26741 set_bb_for_stmt, move_block_to_fn): Likewise.
26742 * tree-complex.c (tree_lower_complex): Likewise.
26743 * vec.h (VEC_safe_grow_cleared): New.
26745 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26747 * c-common.c (c_common_nodes_and_builtins): Since variants of
26748 void_type_node get built before it is given a name, we need to
26749 give those variants the name, too.
26750 (complete_array_type): We need to work with the canonical main
26751 type of the array, from which we will build the qualified version.
26752 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26753 * print-tree.c (print_node): Display canonical type information
26755 * stor-layout.c (layout_type): When we don't know the
26756 alignment of a type for which we're building an array, we end up
26757 guessing wrong, so make the type require structural equality.
26758 * tree.c (make_node_stat): When we build a new type, it is its
26759 own canonical type.
26760 (build_type_attribute_qual_variant): When building an attribute
26761 variant, its canonical type is the non-attribute variant. However,
26762 if the attributes are target-dependent and they differ, we need to
26763 use structural equality checks for this type.
26764 (build_qualified_type): A qualified type is not equivalent to its
26765 unqualified variant; set the canonical type appropriately.
26766 (build_distinct_type_copy): When building a distinct type from
26767 another type, the new type is its own canonical type.
26768 (build_variant_type_copy): When building a new type variant, we
26769 assume that it is equivalent to the original type.
26770 (build_pointer_type_for_mode): When building a pointer type, also
26771 build a canonical type pointer.
26772 (build_reference_type_for_mode): When building a reference type,
26773 also build a canonical type reference.
26774 (build_index_type): When we can't hash an index type (e.g.,
26775 because its maximum value is negative), the index type requires
26776 structural equality tests.
26777 (build_array_type): Build the canonical form of an array type.
26778 (build_function_type): Function types require structural equality,
26779 because they contain default arguments, attributes, etc.
26780 (build_method_type_directly): Ditto for method types.
26781 (build_offset_type): Build the canonical offset type.
26782 (build_complex_type): Build the canonical vector type.
26783 (make_vector_type): Build the canonical vector type.
26784 * tree.h (TYPE_CANONICAL): New.
26785 (TYPE_STRUCTURAL_EQUALITY_P): New.
26786 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26787 (struct tree_type): Added "canonical" field.
26788 * params.h (VERIFY_CANONICAL_TYPES): New.
26789 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26790 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26791 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26792 * doc/invoke.texi (verify-canonical-types): Document --param
26793 parameter for verifying canonical types.
26795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26797 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26798 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26799 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26800 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26802 * config/rs6000/e500.h: New.
26803 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26804 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26806 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26807 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26808 TARGET_E500_DOUBLE): Remove.
26809 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26810 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26811 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26812 * config/rs6000/rs6000.c (rs6000_override_options): Use
26813 CHECK_E500_OPTIONS.
26815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26817 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26818 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26819 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26820 rs6000_emit_cmove): Don't check TARGET_E500.
26821 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26822 sordered): Don't check TARGET_E500.
26824 2007-01-01 Eric Christopher <echristo@apple.com>
26826 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26827 HARD_REGISTER_NUM_P.
26829 2007-01-01 Roger Sayle <roger@eyesopen.com>
26831 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26832 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26833 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26836 2007-01-01 Mike Stump <mrs@apple.com>
26838 * configure.ac: Remove support for building with Apple's gcc-3.1.
26840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26842 PR middle-end/30311
26843 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26844 REG is a hard register. Do not modify REG before calling
26846 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26847 multiple of the size of YMODE for certain lowpart cases.
26849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26851 PR middle-end/30253
26852 * gimplify (voidify_wrapper_expr): Update for
26853 GIMPLE_MODIFY_STMT.
26855 2007-01-01 Andreas Schwab <schwab@suse.de>
26858 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26859 save of BR0 in extra_spill_size instead of spill_size.
26860 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26862 (ia64_expand_epilogue): Restore BR0 from its new location.
26864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26866 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26867 Use a temporary variable if the left hand side is not a gimple
26870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26872 * gimplify.c (gimplify_return_expr): Make the temporary variable
26873 for the return expression, a gimple register variable.
26875 2007-01-01 Jan Hubicka <jh@suse.cz>
26877 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26880 2007-01-01 Mike Stump <mrs@apple.com>
26882 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26884 * config/darwin.c (machopic_select_rtx_section): Use
26885 HAVE_GAS_LITERAL16.
26886 (darwin_mergeable_constant_section): Likewise.
26887 * configure: Regenerate.
26888 * config.in: Regenerate.
26890 2007-01-01 Jan Hubicka <jh@suse.cz>
26891 Andrew Pinski <pinskia@gmail.com>
26893 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26894 before starting IPA passes.