1 2007-09-09 David Daney <ddaney@avtrex.com>
3 * optabs.c (expand_sync_operation): Use plus insn if minus
5 (expand_sync_fetch_operation): Ditto.
7 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
9 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
11 (*floatsisf2_sse_vector): Likewise.
13 2007-09-09 Krister Walfridsson <cato@df.lth.se>
15 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
19 * config/i386/i386.h (ix86_tune_indices): Rename
20 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
21 (TARGET_USE_VECTOR_CONVERTS): Updated.
22 * config/i386/i386.c: Likewise.
24 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
25 Nigel Stephens <nigel@mips.com>
27 * doc/invoke.texi (Overall Options): Add .sx file extension
29 * cppspec.c (known_suffixes): Likewise.
30 * gcc.c (default_compilers): Likewise.
32 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
35 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
36 * simplify-rtx.c (simplify_relational_operation_1): Add the
37 canonicalization from i386.h.
38 * doc/md.texi (Canonicalization of Instructions): Document it.
40 2007-09-09 Jan Hubicka <jh@suse.cz>
41 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
43 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
44 (TARGET_USE_VECTOR_CONVERTS): New.
45 * i386.md: New post-reload splitters for converting SF to DF and DF to
47 (floatsi* expander): Special case vector conversions.
48 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
49 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
50 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
51 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
52 Disable when doing vector converts.
53 (floatsi<mode>2_i387): Disable when
54 * sse.md (vec_dupv2df): Export.
55 * i386.c (ix86_tune_features): Enable SSE conversions.
57 2007-09-09 Richard Guenther <rguenther@suse.de>
59 * tree-ssa-operands.c (add_virtual_operand): Only mark
60 stores as has_volatile_ops if alias information is not available.
62 2007-09-09 Revital Eres <eres@il.ibm.com>
64 * doc/contrib.texi: Add myself.
66 2007-09-09 Ira Rosen <irar@il.ibm.com>
68 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
69 stmt_vinfo_set_outside_of_loop_cost): New functions.
70 * tree-vect-transform.c (vect_get_cost_fields): Remove.
71 (vect_model_simple_cost): Call
72 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
73 field instead of calling vect_get_cost_fields.
74 (vect_model_store_cost, vect_model_load_cost): Likewise.
76 2007-09-09 Revital Eres <eres@il.ibm.com>
78 * config/rs6000/rs6000.c (paired_init_builtins): Add const
79 declaration to bdesc_paired_preds variable.
80 (paired_expand_builtin): Likewise.
82 2007-09-09 Revital Eres <eres@il.ibm.com>
84 * dbgcnt.def (sms_sched_loop): New counter.
85 * modulo-sched.c: Use sms_sched_loop instead of
86 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
87 perform swing modulo scheduling on. Include dbgcnt.h.
88 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
89 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
91 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
94 Substitute all uses with ...
95 (MODEF): New mode iterator.
97 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
98 from pre-regalloc define_insn_and_split splitter pattern.
99 (*fix_trunc<mode>_i387_1): Ditto.
101 (*fist<mode>2_1): Ditto.
102 (frndintxf2_floor): Ditto.
103 (*fist<mode>2_floor_1): Ditto.
104 (frndintxf2_ceil): Ditto.
105 (*fist<mode>2_ceil_1): Ditto.
106 (frndintxf2_trunc): Ditto.
107 (frndintxf2_mask_pm): Ditto.
109 (prologue): Use (const_int 0) as never generated filler insn.
111 (sibcall_epilogue): Ditto.
112 (eh_return_si): Ditto.
113 (eh_return_di): Ditto.
115 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
116 using MODEF mode iterator.
117 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
118 using MODEF mode iterator.
119 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
120 using MODEF mode iterator.
121 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
122 Macroize expander using MODEF mode iterator.
124 (zero_extendsidi2): Remove operand constraints from expander.
125 (smuldi3_highpart): Ditto.
126 (indirect_jump): Ditto.
129 * config/i386/sse.md (storentv4sf): Ditto.
130 (storentv2df): Ditto.
131 (storentv2di): Ditto.
133 (sse2_cvtpd2ps): Ditto.
134 (vec_interleave_highv16qi): Ditto.
135 (vec_interleave_lowv16qi): Ditto.
136 (vec_interleave_highv8hi): Ditto.
137 (vec_interleave_lowv8hi): Ditto.
138 (vec_interleave_highv4si): Ditto.
139 (vec_interleave_lowv4si): Ditto.
140 (vec_interleave_highv2di): Ditto.
141 (vec_interleave_lowv2di): Ditto.
142 (sse2_maskmovdqu): Ditto.
143 * config/i386/mmx.md (mmx_maskmovq): Ditto.
145 2007-09-09 Ira Rosen <irar@il.ibm.com>
147 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
148 (struct _slp_tree, struct _slp_instance): Define new data structures
149 along macros for their access.
150 (struct _loop_vec_info): Define new fields: strided_stores,
151 slp_instances, and slp_unrolling_factor along macros for their access.
152 (enum slp_vect_type): New.
153 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
155 (STMT_VINFO_STRIDED_ACCESS): New macro.
156 (vect_free_slp_tree): Declare.
157 (vectorizable_load): Add an argument of type slp_tree.
158 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
159 vectorizable_assignment): Likewise.
160 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
161 Declare (make extern).
162 * tree-vectorizer.c (new_stmt_vec_info): Initiliaze the new field.
163 (new_loop_vec_info): Likewise.
164 (destroy_loop_vec_info): Free memory allocated for SLP structures.
165 * tree-vect-analyze.c: Include recog.h.
166 (vect_update_slp_costs_according_to_vf): New.
167 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
168 functions. For not pure SLP stmts with strided access check that the
169 group size is power of 2. Update the vectorization factor according to
170 SLP. Call vect_update_slp_costs_according_to_vf.
171 (vect_analyze_group_access): New.
172 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
173 (vect_free_slp_tree): New functions.
174 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
175 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
176 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
177 vect_detect_hybrid_slp): Likewise.
178 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
179 and vect_detect_hybrid_slp.
180 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
181 SLP costs into account.
182 (vect_get_cost_fields): New function.
183 (vect_model_simple_cost): Make extern, add SLP parameter and handle
185 (vect_model_store_cost, vect_model_load_cost): Likewise.
186 (vect_get_constant_vectors): New function.
187 (vect_get_slp_vect_defs, vect_get_slp_defs,
188 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
189 vect_get_vec_defs): Likewise.
190 (vectorizable_reduction): Don't handle SLP for now.
191 (vectorizable_call): Don't handle SLP for now. Add argument to
192 vect_model_simple_cost.
193 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
194 get SLPed and vectorized defs). Fix indentation and spacing.
195 (vectorizable_assignment): Handle SLP.
196 (vectorizable_induction): Don't handle SLP for now.
197 (vectorizable_operation): Likewise.
198 (vectorizable_type_demotion): Add argument to
199 vect_model_simple_cost.
200 (vectorizable_type_promotion): Likewise.
201 (vectorizable_store, vectorizable_load): Handle SLP.
202 (vectorizable_condition): Don't handle SLP for now.
203 (vect_transform_stmt): Add a new argument for SLP. Check that there is
204 no SLP transformation required for unsupported cases. Add SLP
205 argument for supported cases.
206 (vect_remove_stores): New function.
207 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
208 (vect_transform_loop): Schedule SLP instances.
209 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
211 2007-09-09 Andrew Haley <aph@redhat.com>
213 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
216 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
218 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
219 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
220 Similar for what label_refs can go in the JUMP_TARGET field. Split
221 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
222 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
223 REG_LABEL when replacing an operand with a LABEL_REF for a
225 (subst_reloads): When replacing a LABEL_REG with a register,
226 instead of generating a REG_LABEL note, assert that there already
227 is one or that the label is a known target for the insn.
228 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
229 note, check the JUMP_LABEL field. Remove "else" after return.
230 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
231 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
232 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
233 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
234 insns. Iterate over all notes; don't assume there's only one.
235 * cse.c (recorded_label_ref): Adjust comment to refer to
237 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
238 insns, not just NONJUMP_INSN_P.
239 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
241 * jump.c (rebuild_jump_labels): Adjust head comment.
242 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
243 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
244 (mark_all_labels): For JUMP_P insns without a target, check if the
245 the target is noted on the previous nonjump insn.
246 (mark_jump_label_1): New function, guts from mark_jump_label.
247 <case IF_THEN_ELSE>: Handle first operand as a non-target when
248 marking jump target labels.
249 <case LABEL_REF>: Adjust for whether to generate a
250 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
251 For 'E' format rtl, iterate in descending element order.
252 (delete_related_insns): Handle both REG_LABEL_TARGET and
253 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
254 reference count, delete and fallthrough. Move finding-next-
255 non-deleted insn last in the function. Look at all INSN_P insns
256 for REG_LABEL_OPERAND notes.
257 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
259 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
260 JUMP_LABEL, output the INSN_UID of it.
261 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
262 and/or REG_LABEL_TARGET.
263 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
264 with jump.c copy by only adding notes for labels actually
265 referenced in the insn.
266 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
267 usage count increment; handle all INSN_P trial insns.
268 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
270 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
271 REG_LABEL_TARGET and REG_LABEL_OPERAND.
272 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
274 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
275 JUMP_P insns and REG_LABEL_OPERAND everywhere.
276 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
278 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
279 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
280 REG_LABEL_OPERAND notes.
281 * reload1.c (calculate_needs_all_insns): Adjust comments.
282 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
283 * config/alpha/alpha.md (split for load of an address into a
284 four-insn sequence on Unicos/Mk): Adjust to use
286 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
288 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
291 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
292 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
293 FOR_BB_INSNS_SAFE instead of for loop.
294 * cse.c (cse_extended_basic_block): Likewise.
295 * postreload.c (reload_cse_regs_1): New variable next. Make sure
296 that the for loop does not invoke NEXT_INSN on a deleted insn.
297 * function.c (instantiate_virtual_regs): Likewise.
298 * lower-subreg.c (remove_retval_note): Likewise.
299 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
301 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
303 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
304 insn, if it's a jump.
305 (try_redirect_by_replacing_jump): New variable jump_p. Call
306 tablejump_p before delete_insn_chain.
307 * reload1.c (reload): New variable next. Make sure that the for
308 loop does not invoke NEXT_INSN on a deleted insn.
309 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
310 (delete_output_reload): New variable prev. Make sure the the for
311 loops do not invoke PREV_INSN on a deleted insn.
313 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
315 * pa/constraints.md: Remove 'X' from unused letters comment.
317 2007-09-08 Richard Guenther <rguenther@suse.de>
319 * tree-tailcall.c (find_tail_calls): If we don't have aliases
320 computed check stmt_ann->references_memory instead of counting
323 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
325 * cse.c (fold_rtx): Use validate_unshare_change() instead of
326 validate_change() in one more case.
328 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
330 PR tree-optimization/32283
331 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
332 estimated_loop_iterations.
333 (determine_use_iv_cost_condition): Decrease cost of expressions
334 used in iv elimination.
336 2007-09-08 Richard Guenther <rguenther@suse.de>
338 * tree-cfg.c (verify_gimple_expr): Avoid building new
339 pointer types, use TYPE_POINTER_TO if available instead.
341 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
344 PR rtl-optimization/26449
345 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
346 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
348 (mulv16qi3): Implement as define_insn_and_split pattern instead of
349 define_expand. Split insn in split1 pass.
352 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
354 PR tree-optimization/33301
355 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
358 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
360 PR tree-optimization/32183
361 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
363 * tree-ssa-reassoc.c: Include cfgloop.h.
364 (is_reassociable_op): Add a loop argument and return true only
366 (linearize_expr): Updated.
367 (should_break_up_subtract): Likewise.
368 (linearize_expr_tree): Likewise.
369 (init_reassoc): Call loop_optimizer_init with
370 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
372 (fini_reassoc): Call loop_optimizer_finalize.
374 2007-09-07 Sterling Augustine <sterling@tensilica.com>
376 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
377 if there is no i-cache.
379 2007-09-07 Richard Guenther <rguenther@suse.de>
382 2007-09-06 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/32586
385 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
386 folding if nothing changed.
387 (simplify_unary_expression): New function. Do tree combining
388 on conversion like codes.
389 (try_to_simplify): Call it.
391 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
394 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
395 (__gthread_active,__gthread_start, __gthread_active_init): New.
396 * gthr-posix95.h: Likewise.
398 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
400 * function.h (struct function): Rename calls_unwind_init
401 to saves_all_registers.
402 (current_function_saves_all_registers): Renamed from
403 current_function_calls_unwind_init.
404 * reload1.c (reload): Set current_function_saves_all_registers.
405 * except.c (expand_builtin_unwind_init): Likewise.
406 * config/m68k/m68k.c (m68k_save_reg): Use
407 current_function_saves_all_registers to save pic register.
409 2007-09-07 Janis Johnson <janis187@us.ibm.com>
411 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
412 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
414 Reapply reverted changes:
416 2007-09-06 Jan Hubicka <jh@suse.cz>
418 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
421 2007-09-06 Richard Sandiford <richard@codesourcery.com>
423 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
424 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
426 2007-09-05 Janis Johnson <janis187@us.ibm.com>
428 * optabs.c (expand_float): Convert unsigned integer as signed only
429 if it provides sufficient accuracy; add mode argument to real_2expN.
430 (expand_fix): Fix comment typos; extend binary float into mode
431 wider than destination for converion to unsigned integer; add mode
432 argument to real_2expN.
433 * real.c (real_2expN): Add mode argument to special-case decimal
435 * real.h (real_2expN): Ditto.
436 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
438 (fixed_from_string): Ditto.
439 (fixed_to_decimal): Ditto.
440 (fixed_convert_from_real): Ditto.
441 (real_convert_from_fixed): Ditto.
442 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
443 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
444 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
445 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
447 2007-09-07 Diego Novillo <dnovillo@google.com>
449 * tree-flow.h (const_block_stmt_iterator): Remove.
450 Update all users to use block_stmt_iterator.
451 * tree-iterator.h (const_tree_stmt_iterator): Remove.
452 Update all users to use tree_stmt_iterator.
454 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
456 * config/mips/mips.c (mips_set_current_function): Temporarily
457 make this a no-op to fix bootstrap errors, pending rewrite.
459 2007-09-07 Jan Hubicka <jh@suse.cz>
461 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
464 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
466 PR tree-optimization/33299
467 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
468 uses for all relevant loop-exit phis, not just the first.
470 2007-09-07 Richard Guenther <rguenther@suse.de>
473 * tree-ssa-operands.c (access_can_touch_variable): An access
474 of the form (*p)[0] can touch a variable of same size.
476 2007-09-07 Jan Hubicka <jh@suse.cz>
478 * passes.c (init_optimization_passes): Add simple dce and addressable
480 * tree-ssa.c (execute_update_addresses_taken): New function.
481 (pass_update_address_taken): New.
482 * tree-ssa-dse.c (execute_simple_dse): New function.
483 (pass_simple_dse): New.
484 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
486 2007-09-07 Tobias Burnus <burnus@net-b.de>
489 * doc/invoke.texi: Fix -Wstrict-overflow= table.
491 2007-09-07 Richard Guenther <rguenther@suse.de>
494 2007-09-06 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/32586
497 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
498 folding if nothing changed.
499 (simplify_unary_expression): New function. Do tree combining
500 on conversion like codes.
501 (try_to_simplify): Call it.
503 2007-09-07 Richard Guenther <rguenther@suse.de>
504 Uros Bizjak <ubizjak@gmail.com>
506 PR tree-optimization/32821
507 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
508 NULL in the call to set_bb_stmt_list.
510 2007-09-07 Richard Sandiford <richard@codesourcery.com>
512 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
513 float calls here, rather than leaving some to the caller.
514 Use call_internal_direct and call_value_internal_direct.
515 * config/mips/mips.md (call_internal_direct): New pattern.
516 (call_value_internal_direct): Likewise.
518 2007-09-07 Richard Sandiford <richard@codesourcery.com>
520 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
521 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
523 (override_options): Set mips_base_move_loop_invariants.
525 2007-09-07 Richard Sandiford <richard@codesourcery.com>
527 * config/mips/mips.opt (mcode-readable=): Move to keep list
530 2007-09-07 Richard Sandiford <richard@codesourcery.com>
532 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
533 and -mgpopt options. Adjust the -G documentation to match.
534 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
535 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
536 function, split out from mips_classify_symbol. Return false for
538 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
539 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
540 (override_options): Check whether the -mgpopt setting is consistent
541 with the other flags.
542 (symbolic_expression_p): Delete.
543 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
544 and default_elf_select_rtx_section.
545 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
546 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
547 external data and TARGET_EXTERN_SDATA.
549 2007-09-07 Tobias Burnus <burnus@net-b.de>
552 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
554 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
556 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
557 FOR_BB_INSNS_SAFE instead of for loop.
558 * cse.c (cse_extended_basic_block): Likewise.
559 * postreload.c (reload_cse_regs_1): New variable next. Make sure
560 that the for loop does not invoke NEXT_INSN on a deleted insn.
561 * function.c (instantiate_virtual_regs): Likewise.
562 * lower-subreg.c (remove_retval_note): Likewise.
563 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
565 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
567 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
568 insn, if it's a jump.
569 (try_redirect_by_replacing_jump): New variable jump_p. Call
570 tablejump_p before delete_insn_chain.
571 * reload1.c (reload): New variable next. Make sure that the for
572 loop does not invoke NEXT_INSN on a deleted insn.
573 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
574 (delete_output_reload): New variable prev. Make sure the the for
575 loops do not invoke PREV_INSN on a deleted insn.
577 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
579 * cgraphbuild.c (rebuild_cgraph_edges): Export.
580 * cgraph.h (rebuild_cgraph_edges): Declare.
581 * tree-pass.h (pass_expand_omp_ssa): New.
582 * omp-low.c (find_omp_clause): Export.
583 (copy_var_decl): Split from omp_copy_decl_2.
584 (build_omp_barrier): Return the call to emit instead of emitting
586 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
588 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
589 expand_omp_for_generic, expand_omp_for_static_nochunk,
590 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
591 Adapted to work on SSA form.
592 (execute_expand_omp): Do not invalidate dominance information.
593 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
594 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
595 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
597 (force_gimple_operand): Allow gimplifying code expressions without
599 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
600 * common.opt (fopenmp-ssa): New.
601 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
602 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
603 * tree-cfg.c: Include tree-inline.h.
604 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
605 (replace_by_duplicate_decl, replace_ssa_name,
606 mark_virtual_ops_in_region): New functions.
607 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
609 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
610 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
613 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
615 * tree-loop-linear.c: Include obstack.h.
616 (linear_transform_loops): New obstack lambda_obstack.
617 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
618 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
620 * lambda.h (struct obstack): New forward declaration.
621 (lambda_linear_expression_new): New parameter of type struct
623 (lambda_loopnest_new): Likewise.
624 (lambda_loopnest_transform): Likewise.
625 (lambda_body_vector_new): Likewise.
626 (lambda_body_vector_compute_new): Likewise.
627 (gcc_loopnest_to_lambda_loopnest): Likewise.
628 (lambda_loopnest_to_gcc_loopnest): Likewise.
629 * lambda-code.c: Include obstack.h.
630 (lambda_lattice_new): New parameter lambda_obstack. Use it for
632 (lambda_body_vector_new): Likewise.
633 (lambda_linear_expression_new): Likewise.
634 (lambda_lattice_new): Likewise.
635 (lambda_loopnest_new): Likewise. Additionally use obstack to
636 allocate LN_LOOPS(ret).
637 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
638 it to lambda_lattice_new.
639 (lambda_body_vector_compute_new): New parameter lambda_obstack.
640 Pass it to lambda_body_vector_new.
641 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
642 it to lambda_lattice_new.
643 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
644 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
645 (lambda_compute_target_space): Likewise.
646 (lambda_compute_auxillary_space): New parameter lambda_obstack.
647 Pass it to lambda_lattice_compute_base and
648 compute_nest_using_fourieer_motzkin.
649 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
650 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
651 and lambda_lattice_compute_target_space.
652 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
653 Pass it to lambda_linear_expression_new.
654 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
655 to gcc_tree_to_linear_expression.
656 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
657 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
658 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
659 Pass it to lambda_body_vector_new and
660 lambda_body_vector_compute_new.
661 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
662 (lambda-code.o): Likewise.
664 2007-09-06 Chao-ying Fu <fu@mips.com>
666 * ginclude/stdfix.h: New file.
667 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
668 (convert.o): Add dependence on fixed-value.h.
669 * c-convert.c (convert): Support FIXED_POINT_TYPE.
670 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
671 to define fixed-point constants.
672 (c_cpp_builtins): Define fixed-point constants.
673 * convert.c (fixed-value.h): New include.
674 (convert_to_real): Update comment to include fixed-point.
675 Support FIXED_POINT_TYPE.
676 (convert_to_integer): Update comment to include fixed-point.
677 Support FIXED_POINT_TYPE.
678 (convert_to_complex): Support FIXED_POINT_TYPE.
679 (convert_to_fixed): New function.
680 * convert.h (convert_to_fixed): Declare.
681 * genopinit.c: Add comment about $Q for only fixed-point modes.
682 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
683 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
684 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
685 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
686 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
687 usneg_optab for fixed-point modes.
688 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
690 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
691 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
692 unsigned saturation optabs, when type is saturating.
693 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
694 (expand_fixed_convert): New function.
695 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
696 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
697 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
698 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
699 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
700 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
702 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
703 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
704 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
705 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
706 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
708 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
709 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
710 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
711 fractuns, satfractuns.
712 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
713 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
714 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
715 OTI_ssmsub_widen, OTI_usmsub_widen.
716 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
717 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
718 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
719 umsub_widen_optab, usmsub_widen_optab): Define.
720 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
722 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
724 (expand_fixed_convert): Declare.
725 * expr.c (convert_move): Support the move of fixed-point modes.
726 (emit_move_insn_1): Handle fixed-point mode to move via integer.
727 (categorize_ctor_elements_1): Handle FIXED_CST.
728 (count_type_elements): Handle FIXED_POINT_TYPE.
729 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
730 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
732 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
733 multiply and add/subtract for fixed-point types.
734 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
735 mode, we jump to binop directly.
736 Support FIXED_CONVERT_EXPR.
737 (do_store_flag): Check FIXED_CST to put a constant second.
738 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
739 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
740 (const_vector_from_tree): Support FIXED_CST.
741 * doc/extend.texi (Fixed-Point): New node.
742 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
743 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
744 satfract, fractuns, satfractuns): Document them.
746 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
748 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
749 addresses into I registers.
751 2007-09-06 Jan Hubicka <jh@suse.cz>
752 Andreas Tobler <a.tobler@schweiz.org>
754 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
756 (machopic_legitimize_pic_address): Likewise.
758 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
759 Jan Hubicka <jh@suse.cz>
761 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
762 instead of ufloat_optab->handlers directly.
763 (floatdidf2): Likewise.
765 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
767 * config/mips/mips.c: Include diagnostic.h.
768 (mips_set_current_function): Check errorcount and sorrycount
769 before generating RTL.
771 2007-09-06 Richard Sandiford <richard@codesourcery.com>
774 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
775 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
776 (print_operand_reloc): Likewise.
778 2007-09-06 Janis Johnson <janis187@us.ibm.com>
782 2007-09-06 Jan Hubicka <jh@suse.cz>
784 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
787 2007-09-06 Richard Sandiford <richard@codesourcery.com>
789 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
790 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
792 2007-09-05 Janis Johnson <janis187@us.ibm.com>
794 * optabs.c (expand_float): Convert unsigned integer as signed only
795 if it provides sufficient accuracy; add mode argument to real_2expN.
796 (expand_fix): Fix comment typos; extend binary float into mode
797 wider than destination for converion to unsigned integer; add mode
798 argument to real_2expN.
799 * real.c (real_2expN): Add mode argument to special-case decimal
801 * real.h (real_2expN): Ditto.
802 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
804 (fixed_from_string): Ditto.
805 (fixed_to_decimal): Ditto.
806 (fixed_convert_from_real): Ditto.
807 (real_convert_from_fixed): Ditto.
808 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
809 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
810 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
811 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
813 2007-09-06 Tom Tromey <tromey@redhat.com>
815 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
816 * c-pch.c (c_common_read_pch): Restore current location after
818 * tree.c (expand_location): Update.
819 (expr_filename): Changed return type. Unified the two cases.
820 (expr_lineno): Likewise.
821 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
823 * toplev.c (line_table): Changed type.
824 (general_init): Update.
825 (realloc_for_line_map): New function.
826 (general_init): Allocate line_table using GC.
827 * fix-header.c (line_table): Changed type.
828 (read_scan_file): Update.
829 (read_scan_file): Update.
830 * c-ppoutput.c (maybe_print_line): Update.
831 (print_line): Update.
832 (cb_line_change): Update.
834 (pp_file_change): Update.
835 * c-opts.c (c_common_init_options): Update.
836 (finish_options): Update.
837 (push_command_line_include): Update.
838 * c-lex.c (cb_line_change): Update.
839 (cb_def_pragma): Update.
842 (c_lex_with_flags): Use cpp_get_token_with_location.
843 * input.h (line_table): Changed type.
844 (location_from_locus): New macro.
845 * tree.h (EXPR_FILENAME): No longer an lvalue.
846 (EXPR_LINENO): Likewise.
847 (expr_locus, set_expr_locus): Declare separately for
849 (expr_filename, expr_lineno): Changed return type.
850 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
851 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
852 (expand_gimple_basic_block): Likewise.
853 * final.c (final_scan_insn): Use expanded_location.
855 2007-09-06 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/32586
858 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
859 folding if nothing changed.
860 (simplify_unary_expression): New function. Do tree combining
861 on conversion like codes.
862 (try_to_simplify): Call it.
863 * builtins.c (fold_builtin_cexp): Fold the built expressions.
864 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
866 2007-09-06 Jan Hubicka <jh@suse.cz>
869 * cse.c (fold_rtx): Avoid invalid sharing.
871 2007-09-06 Richard Sandiford <richard@codesourcery.com>
873 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
874 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
876 2007-09-06 Revital Eres <eres@il.ibm.com>
878 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
879 Fix offsettable memory reference for 750CL.
881 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
883 * reload.c (find_reloads_address_1): Try to preserve original
884 base/index regclass of operands.
885 * regrename.c (scan_rtx_address): Likewise.
886 (replace_oldest_value_addr): Likewise.
888 2007-09-06 Richard Guenther <rguenther@suse.de>
890 PR tree-optimization/33302
891 * domwalk.c (walk_dominator_tree): The exit block is
892 interesting even if it is not reachable.
894 2007-09-06 Richard Sandiford <richard@codesourcery.com>
897 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
899 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
901 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
904 2007-09-05 Ian Lance Taylor <iant@google.com>
906 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
908 (dump_generic_node): Likewise.
909 * print-rtl.c (print_decl_name): Likewise.
910 * print-tree.c (print_node_brief): Likewise.
911 (print_node): Likewise.
912 * Makefile.in (RTL_BASE_H): Add alias.h.
915 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
917 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
919 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
920 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
922 2007-09-06 Jie Zhang <jie.zhang@analog.com>
924 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
925 (tm_defines): Define UCLIBC_DEFAULT to 1.
926 (extra_options): Add linux.opt.
927 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
928 (CRT_CALL_STATIC_FUNCTION): Likewise.
929 (NO_IMPLICIT_EXTERN_C): Likewise.
930 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
931 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
932 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
933 (ENDFILE_SPEC): Don't define.
934 (LIB_SPEC): Likewise.
935 (CRT_CALL_STATIC_FUNCTION): Likewise.
936 (NO_IMPLICIT_EXTERN_C): Likewise.
937 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
938 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
940 2007-09-06 Jan Hubicka <jh@suse.cz>
942 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
945 2007-09-06 Jan Hubicka <jh@suse.cz>
947 * opts.c (common_handle_option): Enable inlining functions for
950 2007-09-06 Jakub Jelinek <jakub@redhat.com>
952 * builtin-attrs.def (ATTR_NONNULL_3): New.
953 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
954 ATTR_NOTHROW_NONNULL_##FA.
955 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
956 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
957 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
958 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
959 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
960 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
961 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
963 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
964 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
965 ATTR_FORMAT_NOTHROW_3_4): Remove.
966 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
967 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
968 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
969 instead of ATTR_FORMAT_*_*.
971 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
974 parts re-used for REG_FRAME_RELATED_EXPR.
976 2007-09-05 Janis Johnson <janis187@us.ibm.com>
978 * optabs.c (expand_float): Convert unsigned integer as signed only
979 if it provides sufficient accuracy; add mode argument to real_2expN.
980 (expand_fix): Fix comment typos; extend binary float into mode
981 wider than destination for converion to unsigned integer; add mode
982 argument to real_2expN.
983 * real.c (real_2expN): Add mode argument to special-case decimal
985 * real.h (real_2expN): Ditto.
986 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
988 (fixed_from_string): Ditto.
989 (fixed_to_decimal): Ditto.
990 (fixed_convert_from_real): Ditto.
991 (real_convert_from_fixed): Ditto.
992 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
993 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
994 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
995 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
997 2007-09-05 Ian Lance Taylor <iant@google.com>
999 * init-regs.c (initialize_uninitialized_regs): Call
1000 emit_insn_before rather than add_insn_before.
1002 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1004 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1005 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1006 * tree-inline.h (copy_body_data): Add call_expr field.
1007 * tree-inline.c (expand_call_inline): Initialize call_expr.
1008 (copy_bb): Append anonymous inline fn arguments to arguments
1009 when inlining a CALL_EXPR_VA_ARG_PACK call.
1010 * builtins.c (expand_builtin): Issue an error if
1011 BUILT_IN_VA_ARG_PACK is seen during expand.
1012 (fold_call_expr, fold_builtin_call_array): Don't fold
1013 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1014 __builtin_va_arg_pack () call as last argument.
1015 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1016 function is __builtin_va_arg_pack (), decrease number of call
1017 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1018 * expr.c (expand_expr_real_1): Issue an error if
1019 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1020 * tree-pretty-print.c (dump_generic_node): Handle printing
1021 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1022 * doc/extend.texi (__builtin_va_arg_pack): Document.
1024 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1026 PR tree-optimization/21513
1027 * builtins.c (build_builtin_expect_predicate): New function.
1028 (fold_builtin_expect): Add argument for expected value.
1029 Distribute __builtin_expect over short-circuiting operations.
1030 Fold nested builtin_expects.
1031 (fold_builtin_2): Adjust call to fold_builtin_expect.
1033 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1036 PR tree-optimization/13756
1037 * doc/invoke.texi (Options That Control Optimization): Document
1040 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1042 * gcc/config/i386/cpuid.h: New file.
1043 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1044 (describe_cache): Shrink size and line strings to 100 bytes.
1045 (detect_caches_amd): Return "" for unsupported max_ext_level.
1046 Use __cpuid function.
1047 (detect_caches_intel): Return "" for unsupported max_level.
1048 Use __cpuid function.
1049 (host_detect_local_cpu): Change feature flag variables to
1050 unsigned int. Initialize only extended feature flag variables.
1051 Use __get_cpuid_max to determine max supported cpuid level.
1052 Use __cpuid function to determine supported features. Fix
1053 calculation of family id. Remove is_amd and check signature
1054 directly. Check for Geode signature. Handle family 4 id.
1055 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1056 cpu discovery code to lower part of the function.
1057 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1058 for sub-architecture.
1059 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1060 [PROCESSOR_K8]: Add k8-sse3 architecture.
1061 [PROCESSOR_NOCONA]: Remove.
1062 [PROCESSOR_GENERIC64]: Ditto.
1063 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1064 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1065 to check for SSE and FXSAVE support.
1066 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1067 Add -minline-all-stringops.
1068 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1069 (x86_64-*-*): Ditto.
1071 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1073 * config/bfin/linux-unwind.h: New file.
1074 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1075 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1077 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1079 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1080 * stmt.c: Include alloc-pool.h.
1081 (struct case_node): Remove GTY marker.
1082 (add_case_node): New parameter case_node_pool. Use it for
1084 (expand_case): New allocation pool case_node_pool. Initialize it,
1085 pass to add_case_node and free it.
1087 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1088 David Ung <davidu@mips.com>
1089 Nigel Stephens <nigel@mips.com>
1091 Add mips16/nomips16 function attributes and -mflip-mips16 option
1092 for testing mixed-mode compilation.
1094 * config/mips/mips.opt (mflip-mips16): New.
1096 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1097 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1099 * config/mips/mips.c (mips_base_target_flags): New.
1100 (mips_base_mips16): New.
1101 (mips_base_schedule_insns): New.
1102 (mips_base_reorder_blocks_and_partition): New.
1103 (mips_base_align_loops): New.
1104 (mips_base_align_jumps): New.
1105 (mips_base_align_functions): New.
1106 (mips16_flipper): New.
1107 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1108 (TARGET_SET_CURRENT_FUNCTION): Define.
1109 (mips_mips16_type_p, mips_nomips16_type_p): New.
1110 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1111 (mips_function_ok_for_sibcall): Make it deal with functions with
1113 (mips_init_split_addresses): New, split out from override_options.
1114 (mips_init_relocs): New, split out from override_options.
1115 (was_mips16_p): New.
1116 (mips_set_mips16_mode): New, split out from override_options.
1117 (mips_set_current_function): New.
1118 (override_options): Add sorry for unsupported mips16/pic
1119 combination. Remove error for mips16/dsp combination. Save
1120 base option settings.
1121 (mips_file_start): Move mips16 mode setting output from here....
1122 (mips_output_function_prologue): ....to here.
1123 (mips_output_mi_thunk): Check for mips16 function.
1124 (build_mips16_function_stub): Don't set .mips16 here.
1125 (build_mips16_call_stub): Likewise.
1126 (mips_expand_builtin): Error in mips16 mode.
1127 (mips_use_mips16_mode_p): New.
1128 (mips_encode_section_info): Check for mips16 function, and set
1129 SYMBOL_REF_FLAGS accordingly.
1131 * doc/extend.texi (Function Attributes): Document new
1132 mips16/nomips16 attributes.
1133 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1134 (MIPS Options): Document -mflip-mips16.
1136 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1138 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1139 if we encounter TLS address in MIPS16 mode.
1140 (mips_legitimize_const_move): Check cannot_force_const_mem for
1141 the (const (plus symbol offset)) case; this forces invalid TLS
1142 address in MIPS16 mode to be caught by the above call to sorry.
1143 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1144 because that now enables emutls, which is not ABI compatible
1145 with native TLS in non-MIPS16 mode.
1147 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1149 Add target hook invoked when cfun changes.
1151 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1152 * target.h (struct gcc_target): Add set_current_function.
1153 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1154 (TARGET_INITIALIZER): Add initializer for set_current_function.
1155 * tree.h (push_struct_function): New.
1156 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1158 (set_cfun): Declare.
1159 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1161 (push_function_context_to): Use allocate_struct_function
1162 to create null context, not init_dummy_function_start. Use set_cfun.
1163 (pop_function_context_from): Use set_cfun.
1164 (in_dummy_function): New.
1165 (invoke_set_current_function_hook): New.
1167 (push_cfun, pop_cfun): Use set_cfun.
1168 (push_struct_function): New.
1169 (allocate_struct_function): Call invoke_set_current_function_hook
1171 (prepare_function_start): Don't set cfun here. Remove unused
1172 argument; fix all callers.
1173 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1174 push_struct_function.
1175 (init_function_start): Set cfun here.
1176 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1177 * omp-low.c (create_omp_child_function): Use push_struct_function
1178 and pop_cfun to save/restore state.
1179 (expand_omp_parallel): Remove unused saved_cfun variable.
1180 * cgraphunit.c (ipa_passes): Use set_cfun.
1181 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1182 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1183 * matrix-reorg.c (transform_allocation_sites): Likewise.
1184 (matrix_reorg): Use set_cfun.
1185 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1186 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1187 assignment to cfun; use set_cfun for the other.
1188 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1189 (dump_function_to_file): Use push_cfun/pop_cfun here.
1190 * c-decl.c (finish_function): Use set_cfun.
1192 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1194 * regrename.c (rerename_optimize): Use deferred rescanning and
1195 insert explicit calls to rescan insns when changed.
1197 2007-09-05 Jan Hubicka <jh@suse.cz>
1199 * optabs.c (libfunc_entry): Change optab to integer.
1200 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1201 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1202 of pointers for hashing.
1204 2007-09-05 Jan Hubicka <jh@suse.cz>
1206 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1208 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1209 * see.c (pass_see): Likewise.
1210 * tracer.c (pass_tracer): Likewise.
1211 * postreload-gcse.c (pass_gcse2): Likewise.
1212 * postreload.c (pass_postreload_cse): Likewise.
1213 * mode-switching.c (pass_mode_switching): Likewise.
1214 * modulo-sched.c (pass_sms): Likewise.
1215 * cse.c (cse_insn): Likewise.
1216 * web.c (pass_web): Likweise.
1217 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1218 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1219 * loop-init.c (pass_rtl_loop_init): Likewise.
1220 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1221 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1222 * global.c (pass_global_alloc): Likewise.
1223 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1224 pass_if_after_reload): Likewise.
1225 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1226 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1227 * regmove.c (pass_regmove): Likewise.
1228 * function.c (pass_thread_prologugues_epilogues): Likewise.
1229 * gcse.c (pass_gcse): Likewise.
1230 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1231 * lower-subreg.c (pass_lower_subreg2): Likewise.
1232 * bt-load.c (pass_branch_target_load): Likewise.
1233 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1234 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1235 * combine.c (pass_combine): Likewise.
1236 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1237 (pass_partition_blocks): Likewise.
1238 * var-tracking.c (pass_variable_track): Likewise.
1239 * reg-stack.c (pass_stack_regs_run): Likewise.
1240 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1241 * passes.c (pass_postreload): Likewise.
1242 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1243 * tree-pass.h (TODO_verify_rtl_sharing): New.
1244 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1245 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1246 TODO_set_props, TODO_df_finish, TODO_df_verify,
1247 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1249 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1251 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1252 fold_real_zero_addition_p, reorder_operands_p,
1253 div_if_zero_remainder, fold_undefer_overflow_warnings,
1254 int_binop_types_match_p, fold_convert_const_int_from_int,
1255 fold_convert_const_int_from_real,
1256 fold_convert_const_int_from_fixed,
1257 fold_convert_const_real_from_real,
1258 fold_convert_const_real_from_fixed,
1259 fold_convert_const_fixed_from_fixed,
1260 fold_convert_const_fixed_from_int,
1261 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1262 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1263 debug_fold_checksum, multiple_of_p): Constify.
1264 * tree-flow-inline.h (get_lineno): Likewise.
1265 * tree-flow.h (get_lineno): Likewise.
1266 * tree-object-size.c (compute_object_offset, addr_object_size,
1267 alloc_object_size, pass_through_call): Likewise.
1268 * tree-pretty-print.c (op_symbol, print_call_name,
1269 print_struct_decl, do_niy): Likewise.
1270 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1271 debug_fold_checksum): Likewise.
1273 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1276 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1277 note, remove the associated REG_RETVAL note.
1279 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1281 * config.gcc (powerpc*-*-*): Install
1282 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1283 * config/rs6000/spu2vmx.h: New header.
1284 * config/rs6000/si2vmx.h: New header.
1285 * config/rs6000/vec_types.h: New header.
1287 2007-09-05 Ben Elliston <bje@au.ibm.com>
1289 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1291 2007-09-05 Ben Elliston <bje@au.ibm.com>
1293 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1295 (__stdcx): Make asm volatile.
1296 (__stwcx, __stdcx): Return only 0 or 1.
1298 2007-09-05 Jan Hubicka <jh@suse.cz>
1302 2007-09-04 Jan Hubicka <jh@suse.cz>
1303 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1305 2007-09-04 Richard Guenther <rguenther@suse.de>
1306 * tree-ssa-operands.c (add_virtual_operand): Only mark
1307 stores as has_volatile_ops if alias information is not available.
1309 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1311 * config/rs6000/tramp.asm: Include config.h.
1312 Check __PIC__ or __pic__ macro instead of SHARED.
1314 PR rtl-optimization/32300
1315 * see.c (see_copy_insn): New function.
1316 (see_def_extension_not_merged, see_merge_one_use_extension,
1317 see_merge_one_def_extension): Use it. Avoid changing
1318 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1319 into sequences. Call df_insn_delete on temporary insns
1320 that won't be emitted into the insn stream.
1321 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1322 and run df_process_deferred_rescans () before run_fast_dce.
1324 PR tree-optimization/33017
1325 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1326 recurse for pure or const function calls.
1328 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1330 * c-format.c: Include alloc-pool.h.
1331 (check_format_info_main): New argument fwt_alloc. Use allocation
1332 pool instead of GC. Remove GC deallocation code.
1333 (check_format_arg): Create allocation pool, pass it to
1334 check_format_info_main and free it afterwards.
1335 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1337 2007-09-05 Ben Elliston <bje@au.ibm.com>
1339 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1340 Rename count macro arugment for clarity.
1341 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1342 (__protected_stream_set): Likewise, pass 0.
1344 2007-09-04 Jan Hubicka <jh@suse.cz>
1346 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1348 2007-09-04 Jan Hubicka <jh@suse.cz>
1350 * invoke.texi (-finline-small-functions): Document.
1351 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1352 when deciding what is inlinable.
1353 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1354 (cgraph_decide_inlining_of_small_function): Handle new flags.
1355 (cgraph_decide_inlining_incrementally): Likewise.
1356 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1357 * common.opt (finline-small-functions): New.
1358 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1360 2007-09-04 Richard Guenther <rguenther@suse.de>
1362 * tree-ssa-operands.c (add_virtual_operand): Only mark
1363 stores as has_volatile_ops if alias information is not available.
1365 2007-09-04 Andrew Haley <aph@redhat.com>
1367 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1369 2007-09-04 Andrew Haley <aph@redhat.com>
1371 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1372 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1373 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1375 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1378 * common.opt: Mention ABI version 2 in comment.
1380 2007-09-04 Jan Hubicka <jh@suse.cz>
1382 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1383 (libfunc_entry): New structure.
1384 (libfunc_hash): New hashtable.
1385 (hash_libfunc): New function.
1386 (eq_libfunc): New function.
1387 (convert_optab_libfunc): New function.
1388 (optab_libfunc): New function.
1389 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1390 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1391 expand_float, expand_fix, new_optab, new_convert_optab):
1392 Update for new libfunc API.
1393 (init_libfunc, init_integral_libfuncs,
1394 init_floating_libfuncs, init_interclass_conv_libfuncs
1395 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1396 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1397 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1398 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1399 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1400 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1401 gen_extend_conv_libfunc): New.
1402 (init_one_libfunc): Revamp for hashtables.
1403 (set_conv_libfunc): Likewise.
1404 (init_optabs): Initialize hashtable; use lazy initialization where
1406 * optabs.h (optab_handlers): Move out of GGC.
1407 (optab, convert_optab): Move out of GGC; add lazy gen info.
1408 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1409 (optab_libfunc, convert_optab_libfunc): New.
1410 * builtins.c (expand_builtin_powi): Update for new API.
1411 * expr.c (convert_move): Likewise.
1412 * expmed.c (expand_divmod): Likewise.
1414 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1416 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1417 GOT pointer only if there is a constant pool. Use the allocated space
1420 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1422 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1425 2007-09-04 Revital Eres <eres@il.ibm.com>
1426 Richard Guenther <rguenther@suse.de>
1427 R. Clint Whaley <whaley@cs.utsa.edu>
1429 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1431 * tree-tailcall.c (process_assignment): Use -fassociative-math
1432 when reodering operands of floating-point type.
1433 * fold-const.c (fold_comparison, fold_binary): Use
1434 -fassociative-math and -freciprocal-math instead of
1435 -funsafe-math-optimization flag.
1436 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1437 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1438 -freciprocal-math instead of -funsafe-math-optimizations.
1439 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1440 -fassociative-math when -ffast-math is set.
1441 (set_unsafe_math_optimizations_flags): New Function
1442 to set -freciprocal-math and -fassociative-math when
1443 -funsafe-math-optimizations is set.
1444 (common_handle_option): Call it.
1445 * tree-vectorizer.c (vect_is_simple_reduction): Use
1446 -fassociative-math when doing reduction on floats.
1447 * loop-unroll.c (analyze_insn_to_expand_var): Use
1448 -fassociative-math when expanding an accumulator of type float.
1449 * simplify-rtx.c (simplify_binary_operation_1): Use
1450 -fassociative-math and -freciprocal-math when reordeing operands
1451 of floating-point type.
1452 * combine.c (combine_simplify_rtx): Likewise.
1453 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1455 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1457 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1460 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1462 2007-09-04 Jan Hubicka <jh@suse.cz>
1464 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1466 2007-09-04 Jan Hubicka <jh@suse.cz>
1468 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1469 and corresponding MATCH_DUP.
1471 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1474 * combine.c (subst): Do not try to simplify X if it represents load
1475 of FP constant from the constant pool via float extension.
1477 2007-09-04 Ben Elliston <bje@au.ibm.com>
1479 * c-opts.c: Include "tm_p.h".
1480 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1482 2007-09-04 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/33291
1485 * tree-pretty-print.c (dump_generic_node): Dump all
1486 qualifiers for pointer types, not only first. Dump
1487 qualifiers for aggregate types as well.
1488 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1489 use the canonical type for building ARRAY_REFs.
1490 * gimplify.c (canonicalize_addr_expr): Clean up. The
1491 correct validness check is compatibility of the pointer
1492 types. Always use the canonical type for building
1493 ARRAY_REFs and ADDR_EXPRs.
1494 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1495 change that disabled propagation of ADDR_EXPRs into statements
1498 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1500 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1501 (umulsi3_highpart): Make into expanders; existing insns are
1502 now named *[insn]_nov6. Add stars to existing [insn]_v6
1503 counterparts' names.
1505 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1507 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1508 (unprotoize.o): Remove SHLIB_MULTILIB.
1510 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1512 * doc/extend.texi: Document progmem attribute for AVR.
1514 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1517 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1519 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1521 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1524 * optabs.c: Remove unnecessary forward declarations.
1525 (expand_unop_direct): New, broken out of expand_unop.
1526 (expand_doubleword_clz): New.
1527 (expand_ctz): Move above expand_ffs. Use
1528 start_sequence, end_sequence, add_equal_note, and
1529 expand_unop_direct. Add more commentary.
1530 (expand_ffs): Try both ctz optab and expand_ctz.
1531 Generate a test and branch if the hardware doesn't give us
1532 a useful value for input zero. Style improvements similar to
1535 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1537 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1539 * config.gcc: Delete stanza for arm-semi-aof and
1540 armel-semi-aof targets.
1541 * config/arm/arm-protos.h
1543 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1544 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1545 delete aof_pic_label and remove mention of AOF in comments.
1546 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1548 * config/arm/semiaof.h
1549 * config/arm/t-semi: Delete file.
1551 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1553 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1554 CONST_CAST_BB): New macros for type-specific casts.
1555 (CONST_CAST): Add a TYPE parameter and define it in terms of
1558 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1559 * c-lex.c (cb_ident, lex_string): Likewise,
1560 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1561 * config/i386/i386.c (ix86_function_regparm,
1562 ix86_function_sseregparm): Use CONST_CAST_TREE.
1563 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1565 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1566 give_switch, set_multilib_dir): Likewise,
1567 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1568 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1569 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1570 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1571 * prefix.c (update_path): Likewise,
1572 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1573 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1574 * tree-cfg.c (tree_can_merge_blocks_p,
1575 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1576 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1577 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1578 (attribute_list_contained): Use CONST_CAST_TREE.
1580 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1582 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1584 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1587 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
1588 before forcing them into a register.
1590 2007-09-03 Richard Sandiford <richard@codesourcery.com>
1592 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
1593 rather than define_code_macro.
1595 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1597 * gcc.c (xputenv): New function.
1598 (putenv_from_prefixes): Use xputenv instead of putenv.
1599 (process_command): Use xputenv instead of putenv.
1600 (set_collect_gcc_options): Use xputenv instead of putenv.
1601 (main): Use xputenv instead of putenv.
1603 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1605 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
1606 availability of swap instruction.
1607 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
1609 2007-09-03 Revital Eres <eres@il.ibm.com>
1611 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
1614 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
1615 Ayal Zaks <zaks@il.ibm.com>
1616 Revital Eres <eres@il.ibm.com>
1618 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
1619 compute_split_row): New functions.
1620 (ps_unschedule_node): Remove.
1621 (normalize_sched_times): Iterate over the already scheduled
1622 insns instead of the number of nodes.
1623 (MAX_SPLIT_NUM): New definition.
1624 (sms_schedule_by_order): Change the scheduling heuristic to
1625 avoid useless increases of initiation interval ii.
1626 (get_sched_window): Add dump printouts.
1628 2007-09-02 David Daney <ddaney@avtrex.com>
1630 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
1631 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
1632 (optab, insn): Add more attributes.
1633 (fetchop_bit): New code macro.
1634 (immediate_insn): New code macro attribute.
1635 (sync): Change condition to ISA_HAS_SYNC.
1636 (rdhwr): Change predicate for operand 0 to register_operand.
1637 (memory_barrier): New expand.
1638 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1639 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1640 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1641 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1642 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
1643 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
1644 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1645 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1646 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
1648 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
1649 Hans-Peter Nilsson <hp@axis.com>
1651 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
1652 Defined to describe availability and behavior of CLZ.
1653 * config/cris/cris.md (clzsi2): Implement using lz instruction.
1654 * config/cris/cris.opt: Tweak comment for "-metrax4".
1655 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
1656 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
1657 (count_leading_zeros): Define.
1659 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1661 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
1663 2007-09-02 Joseph Myers <joseph@codesourcery.com>
1666 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
1669 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1671 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
1672 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
1673 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
1674 sched-deps.c, sched-int.h, system.h, target.h,
1675 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
1676 tree.def: Fix comment typos.
1678 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
1680 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
1681 (override_options): Turn on -mstrict-align on non-ColdFire
1683 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
1685 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1687 * c-common.c (const_strip_array_types): Delete.
1688 * c-common.h (const_strip_array_types): Likewise.
1689 * emit-rtl.c (const_next_insn, const_previous_insn,
1690 const_next_nonnote_insn, const_prev_nonnote_insn,
1691 const_next_real_insn, const_prev_real_insn,
1692 const_next_active_insn, const_prev_active_insn, const_next_label,
1693 const_prev_label): Delete.
1694 * gimple-low.c (block_may_fallthru): Use expr_last.
1695 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
1696 * rtl.h (const_previous_insn, const_next_insn,
1697 const_prev_nonnote_insn, const_next_nonnote_insn,
1698 const_prev_real_insn, const_next_real_insn,
1699 const_prev_active_insn, const_next_active_insn, const_prev_label,
1700 const_next_label): Delete.
1701 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
1702 * system.h (CONST_CAST): Update comment.
1703 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
1704 (const_first_stmt, const_last_stmt): Delete.
1705 (tree_block_ends_with_condjump_p): Use last_stmt.
1706 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
1707 * tree-iterator.c (const_expr_first, const_expr_last,
1708 const_expr_only): Delete.
1709 * tree.c (const_lookup_attribute): Likewise.
1710 (attribute_list_contained): Use lookup_attribute.
1711 * tree.h (const_lookup_attribute, const_expr_first,
1712 const_expr_last, const_expr_only): Delete.
1714 2007-09-01 Richard Guenther <rguenther@suse.de>
1716 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
1717 instead of TREE_THIS_VOLATILE.
1718 * tree-ssa-operands.c (add_virtual_operand): Do not set
1719 has_volatile_ops. Do not check s_ann for NULL.
1720 (get_indirect_ref_operands): Likewise.
1721 (get_expr_operands): Likewise. For all reference trees
1722 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
1723 check base of reference for TREE_THIS_VOLATILE.
1725 2007-09-01 Richard Guenther <rguenther@suse.de>
1727 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
1728 between integral types. Also allow conversions between
1731 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1733 * optabs.c (prepare_float_lib_cmp): Use
1734 libgcc_cmp_return_mode instead of word_mode.
1735 * config/dfp-bit.h: Likewise.
1736 * config/fp-bit.h: Likewise.
1737 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
1739 (spu_libgcc_shift_count_mode): New function.
1740 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
1741 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
1743 2007-08-31 Joseph Myers <joseph@codesourcery.com>
1745 * tree-pretty-print.c: Include output.h.
1746 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
1747 HOST_WIDE_INT_PRINT_DEC.
1748 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
1750 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
1752 PR rtl-optimization/33224
1753 * loop-iv.c (latch_dominating_def): Check that the definition belongs
1754 to the analysed region.
1756 2007-08-31 Richard Guenther <rguenther@suse.de>
1758 * function.c (allocate_struct_function): Do not set
1759 current_function_returns_pointer.
1760 * function.h (struct var_refs_queue): Remove.
1761 (struct simple_obstack_stack): Likewise.
1762 (struct function): Remove fixup_var_refs_queue member.
1763 Remove returns_pointer flag.
1764 (current_function_returns_pointer): Remove define.
1766 2007-08-31 Nick Clifton <nickc@redhat.com>
1768 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
1769 secondary keys in order to obtain a stable sort.
1771 2007-08-31 Nick Clifton <nickc@redhat.com>
1774 * config/m32r/constraints.md: Add W constraint for integer zero.
1775 * config/m32r/m32r.md (get_pc): Use W and i constraints.
1776 Fix length calculation by using alternatives.
1778 2007-08-31 Richard Sandiford <richard@codesourcery.com>
1780 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
1781 split out from expand_binop.
1782 (avoid_expensive_constant): New function.
1783 (expand_binop_directly): Remove commutative_op argument and
1784 (expand_binop_directly): Remove commutative_op argument and
1785 call cummutative_optab_p instead. Do not change op0 or op1
1786 when swapping xop0 and xop1. Apply avoid_expensive_constant
1787 to each argument after potential swapping. Enforce the
1788 canonical order of commutative operands.
1789 (expand_binop): Use shift_optab_p and commutative_optab_p.
1790 Update the calls to expand_binop_directly. Only force constants
1791 into registers when widening an operation. Only swap operands
1792 once a direct expansion has been rejected.
1793 (expand_twoval_binop): Only force constants into registers when
1794 using a direct expansion.
1796 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
1798 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
1799 (sched_analyze_insn): Don't postprocess speculative dependencies when
1800 target has no scheduling.
1801 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
1802 'uninitialized' warning.
1804 2007-08-31 Richard Guenther <rguenther@suse.de>
1806 * tree.c (build_complex_type): Always set TYPE_NAME for
1809 2007-08-31 Olivier Hainque <hainque@adacore.com>
1811 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
1812 internal macro. Default alignment factor for csect directives, chosen
1813 to match what BIGGEST_ALIGNMENT allows.
1814 (DATA_SECTION_ASM_OP): Use it.
1815 * config/rs6000/rs6000.c
1816 (rs6000_xcoff_output_readonly_section_asm_op):
1817 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
1818 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
1820 2007-08-31 Olivier Hainque <hainque@adacore.com>
1822 * dbxout.c (dbxout_block): Move declaration within the first
1823 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
1824 block to include the definition, together with the associated
1827 2007-08-31 David Edelsohn <edelsohn@gnu.org>
1828 Revital Eres <eres@il.ibm.com>
1830 * doc/invoke.texi (-mpaired): Document flag.
1831 * config.gcc: Include paired.h in powerpc extra_headers and
1832 750cl.h in powerpc-*-linux*paired*.
1833 * config/rs6000/rs6000.opt (-mpaired): New flag.
1834 * config/rs6000/rs6000.c (paired_init_builtins,
1835 paired_expand_builtin, paired_expand_lv_builtin,
1836 paired_expand_stv_builtin, paired_expand_predicate_builtin):
1837 New functions to support the paired single builtin functions.
1838 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
1839 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
1841 (bdesc_paired_preds): New structure for paired predicate
1843 (rs6000_expand_builtin): Expand paired single builtins.
1844 (rs6000_init_builtins): Init paired single builtins.
1845 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
1846 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
1847 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
1848 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
1849 (rs6000_vector_mode_supported_p): Support paired vector mode.
1850 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
1851 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
1853 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1854 (DATA_ALIGNMENT): Likewise.
1855 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1856 (rs6000_builtins): Add PAIRED builtins.
1857 * config/rs6000/rs6000.md: Include paired.md.
1858 * config/rs6000/paired.h: New.
1859 * config/rs6000/paired.md: New.
1860 * config/rs6000/750cl.h: New.
1861 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1863 2007-08-30 Ollie Wild <aaw@google.com>
1865 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1866 * gcc.c (default_compilers): Add -fno-directives-only to
1867 @assembler-with-cpp.
1869 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1873 * regclass.c (initial_fixed_regs): Revert previous change and make
1875 (initial_call_used_regs): Likewise.
1876 (initial_call_really_used_regs): Delete, reverting previous addition.
1877 (initial_reg_names): Likewise.
1878 (init_reg_sets): Revert previous change.
1879 (saved_fixed_regs): New.
1880 (saved_call_used_regs): New.
1881 (saved_call_really_used_regs): New.
1882 (saved_reg_names): New.
1883 (save_register_info): New.
1884 (restore_register_info): New.
1885 (init_reg_sets_1): Replace reset of register info with call to
1886 restore_register_info.
1887 * rtl.h (save_register_info): Declare.
1888 * toplev.c (backend_init): Call save_register_info.
1890 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1892 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1893 from the original statement.
1895 2007-08-30 Chao-ying Fu <fu@mips.com>
1897 * c-lex.c (interpret_fixed): Declare.
1898 (interpret_float): Process _Fract and _Accum.
1899 (interpret_fixed): New function.
1900 * final.c (output_addr_const): Process CONST_FIXED.
1901 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1902 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1904 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1906 (simplify_immed_subreg): Support CONST_FIXED.
1907 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1908 (simplify_subreg): Support CONST_FIXED.
1910 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1912 * config/rs6000/ppu_intrinsics.h: New file.
1913 * config.gcc (powerpc*-*-* <extra_headers>): Install
1916 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1918 * cfg.c (dump_flow_info): Change to also print entry and exit
1920 * print-rtl.c (print_rtl_single): Allow to print rtl with
1923 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1925 * df-core.h (df_dump_region): New function.
1926 * df.h (df_dump_region): New function.
1927 * loop-invariant.c (find_defs): Add call to df_dump_region.
1928 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1931 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1934 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1935 true if any of the compare_section_name calls returned true,
1936 rather than if any returned false.
1938 2007-08-30 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/33199
1941 * tree-ssa-structalias.c (handle_lhs_call): New function.
1942 (find_func_aliases): In non-IPA mode make sure that for
1943 calls that return a pointer we add a constraint for the
1944 result to point to anything.
1946 2007-08-30 Richard Guenther <rguenther@suse.de>
1948 * doc/invoke.texi (-mveclibabi): Document new target option.
1949 * config/i386/i386.opt (-mveclibabi): New target option.
1950 * config/i386/i386.c (ix86_veclib_handler): Handler for
1951 vectorization library support.
1952 (override_options): Handle the -mveclibabi option, initialize
1953 the vectorization library handler.
1954 (ix86_builtin_vectorized_function): As fallback call the
1955 vectorization library handler, if set.
1956 (ix86_veclibabi_acml): New static function for ACML ABI style
1957 vectorization support.
1959 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1961 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1962 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1963 SImode and update m. Don't run gen_lowpart_common on arbitrary
1964 memory address, force it to register first.
1967 * dce.c (dce_process_block): Don't delete setters of
1968 artificially used registers.
1970 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1972 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1973 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1974 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1976 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1978 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1980 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1981 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1983 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * system.h: Activate -Wcast-qual as warning-only.
1987 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1990 * config/rs6000/rs6000.c (compare_section_name): New function.
1991 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1994 2007-08-29 Olivier Hainque <hainque@adacore.com>
1996 * xcoffout.c: #include debug.h.
1997 * Makefile.in (xcoffout.o): Add debug.h dependency.
1999 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2001 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2002 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2004 2007-08-29 Richard Guenther <rguenther@suse.de>
2006 * tree-pretty-print.c (dump_generic_node): Print
2007 label DECL_UID as D.%u.
2008 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2010 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2012 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2013 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2015 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2018 * tree.c (build_type_attribute_qual_variant): Set canonical types
2019 on the final, unqualified attribute variant before building the
2022 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2024 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2025 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2027 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2030 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2031 * config/bfin/bfin.md (composev2hi): Put operands into vector
2034 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2036 * config/bfin/bfin.md (composev2hi): Put operands into vector
2039 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2041 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2042 attribute when appropriate.
2043 (bfin_handle_l1_text_attribute): New.
2044 (bfin_handle_l1_data_attribute): New.
2045 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2046 l1_data_A and l1_data_B.
2047 * doc/extend.texi (node Function Attributes): Document l1_text
2049 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2050 l1_data_A and l1_data_B variable attributes.
2052 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2054 * config/bfin/bfin.opt (minline-plt): Add.
2055 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2056 call to global functions.
2057 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2058 (Blackfin Options): Document -minline-plt.
2060 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2062 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2063 given a non-function.
2064 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2066 2007-08-28 DJ Delorie <dj@redhat.com>
2068 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2070 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2074 2007-08-28 Richard Guenther <rguenther@suse.de>
2076 * tree.h (struct tree_function_decl): Increase size of
2077 function_code bitfield.
2079 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2080 Kazu Hirata <kazu@codesourcery.com>
2082 * gcc/config/m68k/linux.h
2083 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2084 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2085 (m68k_return_in_memory): New.
2086 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2089 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2092 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2093 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2094 operand) when top VEC_SELECT extracts scalar element.
2095 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2096 (*vec_extract_v4sf_mem): Ditto.
2098 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2101 * passes.c (init_optimization_passes): Move pass_df_finish
2102 after pass_postreload sublist.
2104 PR rtl-optimization/33148
2105 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2106 (neg (lt X 0)) if X has scalar int mode.
2109 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2110 initializer, use build_vector_from_ctor if possible to create
2111 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2112 even after this, return NULL.
2114 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2116 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2118 2007-08-28 Richard Guenther <rguenther@suse.de>
2120 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2121 (struct tree_function_decl): Make function_code a bitfield.
2122 Add disregard_inline_limits flag.
2123 * cgraphunit.c (cgraph_process_new_functions): Check
2124 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2125 (cgraph_preserve_function_body_p): Likewise.
2126 * ipa-inline.c (compute_inline_parameters): Likewise.
2127 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2128 for GNU C extern inline functions.
2129 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2130 * tree-inline.c (disregard_inline_limits_p): Remove.
2131 * tree-inline.h (disregard_inline_limits_p): Likewise.
2132 * c-common.c (handle_always_inline_attribute): Set
2133 DECL_DISREGARD_INLINE_LIMITS.
2134 * langhooks.c (add_builtin_function): Verify the function code
2135 fits in the bitfield.
2137 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2138 Vladimir Yanovsky <yanov@il.ibm.com>
2139 Revital Eres <eres@il.ibm.com>
2140 Andrey Belevantsev <abel@ispras.ru>
2142 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2144 * modulo-sched.c: Add documentation regarding do-loop.
2145 (doloop_register_get): Change number of arguments to support
2146 the new do-loop pattern and check whether COUNT_REG has no other
2147 occurences in the loop besides in the control part.
2148 (duplicate_insns_of_cycles): Do not duplicate the insn which
2149 changes count_reg as it is already adjusted.
2150 (generate_prolog_epilog): New argument to support the new
2151 do-loop pattern. Change the subtract instruction to use
2152 expand_simple_binop. Call duplicate_insns_of_cycles with new
2154 (sms_schedule): Call doloop_register_get and
2155 generate_prolog_epilog with new argument. Do not handle loops
2156 with single sets insns with subreg in their lhs.
2157 * loop-doloop.c (doloop_optimize): Support for another do-loop
2159 (doloop_condition_get): Gets an instruction instead of a pattern
2160 and change the return condition when the do-loop pattern is
2162 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2163 deps when considering to not create edges.
2165 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2167 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2170 2007-08-27 Jason Merrill <jason@redhat.com>
2173 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2174 zero-sized types after calling gimplify_modify_expr_rhs.
2176 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2178 * regclass.c (init_reg_autoinc): Fix typo.
2180 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2182 Fix PR tree-optimization/33173
2183 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2185 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2189 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2192 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2193 David Ung <davidu@mips.com>
2194 Nigel Stephens <nigel@mips.com>
2196 Separate target-specific initialization from general
2197 back-end initialization.
2199 * toplev.c (init_alignments): New, split out from...
2200 (process_options): ...here.
2201 (backend_init_target): New, split out from...
2202 (backend_init): ...here.
2203 (lang_dependent_init_target): New, split out from...
2204 (lang_dependent_init): ...here.
2205 (target_reinit): New.
2206 * toplev.h (target_reinit): Declare.
2207 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2208 now can be called more than once. Update comments.
2209 * expr.h (init_expr_target): Likewise.
2210 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2211 now can be called more than once. Explicitly zero
2212 static_reg_base_value.
2213 * emit-rtl.c (init_emit_regs): New, split out from...
2214 (init_emit_once): Here.
2215 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2216 non-const, so that changes from command-line arguments can overwrite
2217 values provided by the static initializers.
2218 (initial_call_really_used_regs): New, used similarly to the above.
2219 (initial_reg_names): Likewise.
2220 (last_mode_for_init_move_cost): Promoted function-local static to
2221 file-scope static to make it accessible outside init_move_cost.
2222 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2223 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2224 reg_names since it is needed for parsing command-line options.
2225 (init_move_cost): Use last_mode_for_init_move_cost instead of
2226 function-local static.
2227 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2228 call_really_used_regs now. Reinitialize reg_names. Also
2229 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2230 reg_class_superunion. Clear losing_caller_save_reg_set.
2231 Preserve global registers if called more than once. Reset
2232 move cost, may_move_in_cost, may_move_out_cost, and
2233 last_mode_for_init_move_cost.
2234 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2235 can now be invoked more than once. Update comments.
2236 (init_regs): Update comments.
2237 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2238 and initial_call_really_used_regs, instead of the non-initial
2239 variables. This allows us to save the command-line register settings
2240 after target reinitialization.
2241 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2242 * rtl.h (init_emit_regs): Declare.
2243 (init_reg_modes_target, init_alias_target): Renamed as described
2245 * reload1.c (init_reload): Update comments.
2246 * optabs.c (init_optabs): Likewise.
2247 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2249 2007-08-26 Chao-ying Fu <fu@mips.com>
2251 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2254 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2256 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2258 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2260 * bb-reorder.c (copy_bb_p): Likewise.
2261 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2262 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2263 block_ends_with_condjump_p): Likewise.
2264 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2265 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2266 block_ends_with_condjump_p): Likewise.
2267 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2268 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2269 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2270 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2271 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2272 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2273 debug_true_const_tree instad of debug_true_tree.
2274 * debug.c (do_nothing_debug_hooks): Likewise.
2275 * debug.h (ignore_block, debug_true_const_tree): Constify.
2276 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2277 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2278 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2279 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2280 dbx_reg_number, is_based_loc, field_type,
2281 simple_type_align_in_bits, simple_decl_align_in_bits,
2282 simple_type_size_in_bits, field_byte_offset, insert_float,
2283 type_tag, member_declared_type, is_redundant_typedef,
2284 secname_for_decl, is_inlined_entry_point): Likewise.
2285 * emit-rtl.c (const_next_insn, const_previous_insn,
2286 const_next_nonnote_insn, const_prev_nonnote_insn,
2287 const_next_real_insn, const_prev_real_insn,
2288 const_next_active_insn, const_prev_active_insn, const_next_label,
2289 const_prev_label): Likewise.
2290 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2292 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2293 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2294 sched_insn_is_legitimate_for_speculation_p): Likewise.
2295 * jump.c (reversed_comparison_code_parts,
2296 reversed_comparison_code, reversed_comparison, condjump_label):
2298 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2299 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2301 * rtl.h (const_previous_insn, const_next_insn,
2302 const_prev_nonnote_insn, const_next_nonnote_insn,
2303 const_prev_real_insn, const_next_real_insn,
2304 const_prev_active_insn, const_next_active_insn, const_prev_label,
2305 const_next_label, modified_between_p, modified_in_p,
2306 const_note_storeskeep_with_call_p, condjump_label,
2307 reversed_comparison, reversed_comparison_code,
2308 reversed_comparison_code_parts, memory_modified_in_insn_p,
2309 stack_regs_mentioned): Likewise.
2310 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2311 keep_with_call_p): Likewise.
2312 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2313 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2314 sd_lists_size, sd_lists_empty_p): Likewise.
2315 * sched-int.h (sched_insns_conditions_mutex_p,
2316 haifa_classify_insn, no_real_insns_p,
2317 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2318 sd_lists_size, sd_lists_empty_p): Likewise.
2319 * sdbout.c (sdb_debug_hooks): Likewise.
2320 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2321 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2322 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2324 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2325 tree_can_throw_internal): Likewise.
2326 * tree-flow-inline.h (phi_nodes): Likewise.
2327 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2328 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2329 * tree-gimple.c (const_get_call_expr_in): Likewise.
2330 * tree-gimple.h (const_get_call_expr_in): Likewise.
2331 * tree.c (const_lookup_attribute, attribute_list_equal,
2332 attribute_list_contained): Likewise.
2333 * tree.h (attribute_list_equal, attribute_list_contained,
2334 const_lookup_attribute): Likewise.
2335 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2337 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2339 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2340 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2342 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/alpha/constraints.md: Delete "svn:mime-type" property
2346 with svn propdel "svn:mime-type".
2348 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2351 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2352 non NOTE insn doesn't cross basic block.
2353 (noce_try_abs): Likewise.
2354 (noce_process_if_block): Likewise.
2356 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2359 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2360 operand without auto-inc-dec.
2361 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2362 offsettable_mem_operand.
2363 (floatunssidf2_internal): Same.
2364 (fix_truncdfsi2_internal): Same.
2365 (floatsidf_ppc64): Same.
2366 (floatunssidf_ppc64): Same.
2367 (fix_trunctfsi2_internal): Same.
2369 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2372 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2373 pass defines needed for version.c.
2375 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2377 * configure.ac (--debug-prefix-map check): Change assembler
2378 version presumed to have feature to 2.18.
2379 * configure: Regenerate.
2381 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2383 * c-common.c (vector_types_convertible_p,
2384 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2385 self_promoting_args_p): Constify.
2386 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2387 c_promoting_integer_type_p, self_promoting_args_p,
2388 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2389 * c-decl.c (anon_aggr_type_p): Likewise.
2390 * * c-dump.c (dump_stmt): Likewise.
2391 * c-objc-common.c (has_c_linkage): Likewise.
2392 * c-tree.h (same_translation_unit_p): Likewise.
2393 * c-typeck.c (null_pointer_constant_p,
2394 tagged_types_tu_compatible_p, function_types_compatible_p,
2395 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2396 comptypes_internal, struct tagged_tu_seen_cache,
2397 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2398 c_size_in_bytes): Likewise.
2399 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2400 hash_ptr, eq_ptr): Likewise.
2401 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2402 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2403 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2404 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2406 * optabs.c (optab_for_tree_code): Likewise.
2407 * optabs.h (optab_for_tree_code): Likewise.
2408 * rtl.h (simplify_rtx): Likewise.
2409 * simplify-rtx.c (simplify_rtx): Likewise.
2410 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2411 dump_flag, dump_node): Likewise.
2412 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2413 queue_and_dump_type, dump_flag): Likewise.
2414 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2415 * tree-pass.h (dump_node): Likewise.
2416 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2417 supportable_narrowing_operation): Likewise.
2418 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2419 supportable_narrowing_operation): Likewise.
2420 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2421 is_negative_overflow_infinity, is_positive_overflow_infinity,
2422 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2423 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2424 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2425 ssa_name_nonzero_p, fp_predicate): Likewise.
2426 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2427 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2428 ssa_name_nonnegative_p): Likewise.
2430 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2432 * config.gcc : Add x86_64-elf target.
2434 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2436 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2438 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2439 Nigel Stephens <nigel@mips.com>
2443 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2444 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2445 * expr.c (SET_BY_PIECES_P): Define.
2446 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2447 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2448 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2450 * expr.h (SET_RATIO): Define.
2451 (can_store_by_pieces, store_by_pieces): Update prototypes.
2452 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2453 can_store_by_pieces/store_by_pieces.
2454 (expand_builtin_memcpy_args): Likewise.
2455 (expand_builtin_strncpy): Likewise.
2456 (expand_builtin_memset_args): Likewise. Also remove special case
2457 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2458 decide what to do instead.
2459 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2460 to can_store_by_pieces.
2462 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2463 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2465 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2466 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2467 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2468 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2469 (STORE_BY_PIECES_P): Define.
2471 2007-08-24 Tom Tromey <tromey@redhat.com>
2473 * varpool.c (varpool_last_needed_node): Fix comment typo.
2474 * c-decl.c (duplicate_decls): Fix comment typo.
2475 (clone_underlying_type): Update comment.
2477 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2480 alpha_in_small_data_p, alpha_split_complex_arg,
2481 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2483 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2484 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2486 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2487 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2488 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2489 * config/darwin.c (darwin_binds_local_p): Likewise.
2490 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2492 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2493 i386_pe_valid_dllimport_attribute_p): Likewise.
2494 * config/i386/i386.c (ix86_function_regparm,
2495 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2496 x86_can_output_mi_thunk, ix86_mangle_type,
2497 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2498 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2499 i386_pe_binds_local_p): Likewise.
2500 * config/ia64/ia64.c
2501 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2502 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2503 ia64_invalid_conversion, ia64_invalid_unary_op,
2504 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2506 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2507 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2508 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2509 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2510 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2511 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2512 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2513 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2514 * config/pa/pa.c (pa_commutative_p): Likewise.
2515 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2517 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2518 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2519 rs6000_use_blocks_for_constant_p,
2520 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2521 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2522 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2523 * config/s390/s390.c (s390_mangle_type,
2524 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2526 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2527 th_in_small_data_p): Likewise.
2528 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2529 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2531 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2532 sparc_mangle_type): Likewise.
2533 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2534 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2535 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2537 * hooks.c (hook_bool_mode_const_rtx_false,
2538 hook_bool_mode_const_rtx_true,
2539 hook_bool_const_tree_hwi_hwi_const_tree_false,
2540 hook_bool_const_tree_hwi_hwi_const_tree_true,
2541 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2542 hook_constcharptr_const_tree_null,
2543 hook_constcharptr_const_rtx_null,
2544 hook_constcharptr_const_tree_const_tree_null,
2545 hook_constcharptr_int_const_tree_null,
2546 hook_constcharptr_int_const_tree_const_tree_null): New.
2547 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2548 hook_bool_tree_hwi_hwi_tree_false,
2549 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2550 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2551 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2552 hook_constcharptr_int_tree_null,
2553 hook_constcharptr_int_tree_tree_null): Delete.
2554 (default_can_output_mi_thunk_no_vcall): Constify.
2555 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2556 hook_bool_tree_hwi_hwi_tree_false,
2557 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2558 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2559 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2560 hook_constcharptr_int_tree_null,
2561 hook_constcharptr_int_tree_tree_null): Delete.
2562 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2563 hook_bool_const_tree_hwi_hwi_const_tree_false,
2564 hook_bool_const_tree_hwi_hwi_const_tree_true,
2565 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2566 hook_constcharptr_const_tree_null,
2567 hook_constcharptr_const_rtx_null,
2568 hook_constcharptr_const_tree_const_tree_null,
2569 hook_constcharptr_int_const_tree_null,
2570 hook_constcharptr_int_const_tree_const_tree_null): New.
2571 (default_can_output_mi_thunk_no_vcall): Constify.
2572 * integrate.c (function_attribute_inlinable_p): Likewise.
2573 * integrate.h (function_attribute_inlinable_p): Likewise.
2574 * jump.c (rtx_renumbered_equal_p): Likewise.
2575 * output.h (decl_readonly_section, categorize_decl_for_section,
2576 default_use_anchors_for_symbol_p, default_binds_local_p,
2577 default_binds_local_p_1): Likewise.
2578 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2580 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2581 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2582 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2583 TARGET_COMP_TYPE_ATTRIBUTES,
2584 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2585 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2586 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
2587 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
2588 TARGET_DWARF_CALLING_CONVENTION): Likewise.
2589 * target.h (can_output_mi_thunk, needs_block_p,
2590 first_cycle_multipass_dfa_lookahead_guard_spec,
2591 vector_alignment_reachable, comp_type_attributes,
2592 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
2593 commutative_p, use_blocks_for_constant_p,
2594 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
2595 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
2596 invalid_within_doloop, valid_dllimport_attribute_p,
2597 split_complex_arg, invalid_arg_for_unprototyped_fn,
2598 invalid_conversion, invalid_unary_op, invalid_binary_op):
2600 * targhooks.c (default_invalid_within_doloop,
2601 hook_invalid_arg_for_unprototyped_fn,
2602 default_builtin_vector_alignment_reachable): Likewise.
2603 (hook_bool_rtx_commutative_p): Delete.
2604 (hook_bool_const_rtx_commutative_p): New.
2605 * targhooks.h (default_invalid_within_doloop,
2606 default_builtin_vector_alignment_reachable,
2607 hook_invalid_arg_for_unprototyped_fn): Constify.
2608 (hook_bool_rtx_commutative_p): Delete.
2609 (hook_bool_const_rtx_commutative_p): New.
2610 * varasm.c (bss_initializer_p, decl_default_tls_model,
2611 categorize_decl_for_section, decl_readonly_section,
2612 default_use_anchors_for_symbol_p, default_binds_local_p,
2613 default_binds_local_p_1): Constify.
2615 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2617 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2618 __NO_BUILTIN if -fno-builtin.
2620 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2622 * config/bfin/bfin.c (print_operand): Report error instead of
2623 ICE for wrong operand.
2625 2007-08-24 Michael Matz <matz@suse.de>
2627 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
2629 2007-08-24 Richard Guenther <rguenther@suse.de>
2632 * tree-ssa.c (useless_type_conversion_p): Split into a
2633 recursive and a non-recursive part.
2634 (useless_type_conversion_p_1): New function.
2635 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
2636 from maybe_fold_offset_to_reference is trivially convertible
2637 to the desired type before doing the simplification.
2639 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2641 * expr.c (store_expr): Optimize initialization of an array
2643 * expr.h (builtin_strncpy_read_str): New prototype.
2644 * builtins.c (builtin_strncpy_read_str): Remove prototype.
2647 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
2650 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
2651 field when initializing if_info structure.
2653 2007-08-24 Richard Guenther <rguenther@suse.de>
2655 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
2657 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
2658 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
2659 * tree-inline.c (inlinable_function_p): Fold in common parts of
2660 the cannot_inline_tree_fn langhook.
2661 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
2662 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
2663 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2664 cannot_inline_tree_fn langhook.
2665 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2666 cannot_inline_tree_fn member.
2668 2007-08-24 Richard Guenther <rguenther@suse.de>
2670 * expr.c (get_inner_reference): Do computation of bitoffset
2671 from offset in a way we can detect overflow reliably.
2673 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2675 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
2677 2007-08-24 Jie Zhang <jie.zhang@analog.com>
2679 * config/bfin/bfin.opt (mfast-fp): Add.
2680 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
2681 libbffastfp override libgcc if -mfast-fp.
2682 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
2683 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
2684 (Blackfin Options): Document -mfast-fp.
2686 2007-08-24 Jakub Jelinek <jakub@redhat.com>
2688 PR tree-optimization/32573
2690 * tree-data-ref.c (initialize_data_dependence_relation): Clear
2691 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
2692 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
2693 (build_classic_dist_vector): Return false rather than true if
2694 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
2695 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
2696 returned false. Don't call save_dist_v before calling
2697 build_classic_dist_vector_1.
2698 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
2699 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
2700 DDR_DIR_VECTS vectors.
2702 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
2704 * configure.ac (leb128): Modify sed statement to work with any
2705 binutils version string.
2706 * configure: Regenerate
2708 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2710 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
2711 Wrap in RTX_CODE macro guard.
2712 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
2713 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
2714 arm_mark_dllimport, arm_pe_encode_section_info,
2715 arm_pe_unique_section): Use ISO-C function declarations.
2716 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
2717 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
2718 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
2720 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
2721 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
2723 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
2725 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
2726 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
2727 (register_move_cost): Use ISO-C function declarations.
2728 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
2729 * config/score/score-protos.h (score_declare_object): Add
2731 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
2733 * final.c (profile_function): Avoid empty if-bodies.
2736 * calls.c (must_pass_in_stack_var_size,
2737 must_pass_in_stack_var_size_or_pad): Constify.
2738 * config/alpha/alpha-protos.h (function_value): Likewise.
2739 * config/alpha/alpha.c (alpha_return_in_memory,
2740 alpha_pass_by_reference, function_value,
2741 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
2742 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2744 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
2745 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2746 TARGET_PROMOTE_PROTOTYPES): Likewise.
2747 * config/arm/arm-protos.h (arm_return_in_memory,
2748 arm_pad_arg_upward, arm_function_value): Likewise.
2749 * config/arm/arm.c (arm_pass_by_reference,
2750 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
2751 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2752 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
2754 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
2755 * config/avr/avr-protos.h (avr_function_value): Likewise.
2756 * config/avr/avr.c (avr_return_in_memory,
2757 gas_output_limited_string, gas_output_ascii, avr_function_value,
2758 avr_return_in_memory): Likewise.
2759 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
2760 * config/bfin/bfin.c (bfin_pass_by_reference,
2761 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
2762 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
2764 * config/cris/cris.c (cris_pass_by_reference,
2765 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2766 * config/crx/crx.c (crx_return_in_memory): Likewise.
2767 * config/darwin.c (function_base, machopic_function_base_name):
2769 * config/fr30/fr30.c (fr30_must_pass_in_stack,
2770 TARGET_PROMOTE_PROTOTYPES): Likewise.
2771 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
2772 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
2773 * config/i386/i386-protos.h (ix86_return_in_memory,
2774 ix86_sol10_return_in_memory): Likewise.
2775 * config/i386/i386.c (ix86_function_value,
2776 ix86_function_sseregparm, ix86_must_pass_in_stack,
2777 type_natural_mode, classify_argument, examine_argument,
2778 construct_container, ix86_pass_by_reference, function_value_32,
2779 function_value_64, ix86_function_value_1, return_in_memory_32,
2780 return_in_memory_64, return_in_memory_ms_64,
2781 ix86_return_in_memory, ix86_sol10_return_in_memory,
2782 TARGET_PROMOTE_PROTOTYPES): Likewise.
2783 * config/ia64/ia64-protos.h (ia64_function_value,
2784 ia64_hpux_function_arg_padding): Likewise.
2785 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
2786 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
2787 ia64_hpux_function_arg_padding): Likewise.
2788 * config/iq2000/iq2000-protos.h (function_arg,
2789 iq2000_function_value): Likewise.
2790 * config/iq2000/iq2000.c (iq2000_return_in_memory,
2791 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
2792 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2793 function_arg, iq2000_function_value): Likewise.
2794 * config/m32c/m32c-protos.h (m32c_function_value,
2795 m32c_promote_function_return): Likewise.
2796 * config/m32c/m32c.c (m32c_pass_by_reference,
2797 m32c_promote_prototypes, m32c_promote_function_return,
2798 m32c_function_value): Likewise.
2799 * config/m32r/m32r.c (m32r_return_in_memory,
2800 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2801 m32r_in_small_data_p): Likewise.
2802 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
2804 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
2805 m68hc11_function_arg_padding): Likewise.
2806 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
2807 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
2808 m68k_function_value): Likewise.
2809 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
2810 mcore_function_value): Likewise.
2811 * config/mcore/mcore.c (handle_structs_in_regs,
2812 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2813 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2814 mcore_num_arg_regs, mcore_function_value): Likewise.
2815 * config/mips/mips-protos.h (mips_pad_arg_upward,
2816 mips_function_value): Likewise.
2817 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
2818 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
2819 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2820 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
2821 mips_function_value): Likewise.
2822 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
2824 * config/mmix/mmix.c (mmix_pass_by_reference,
2825 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
2826 mmix_encode_section_info): Likewise.
2827 * config/mn10300/mn10300-protos.h (mn10300_function_value):
2829 * config/mn10300/mn10300.c (mn10300_return_in_memory,
2830 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
2831 mn10300_function_value): Likewise.
2832 * config/mt/mt-protos.h (mt_function_value): Likewise.
2833 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
2834 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
2835 * config/pa/pa-protos.h (function_arg_padding, function_value,
2836 pa_return_in_memory): Likewise.
2837 * config/pa/pa.c (pa_pass_by_reference,
2838 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2839 function_arg_padding, function_value, pa_return_in_memory):
2841 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
2842 * config/rs6000/rs6000-protos.h (rs6000_function_value,
2843 function_arg_padding): Likewise.
2844 * config/rs6000/rs6000.c (rs6000_return_in_memory,
2845 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
2846 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
2847 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2848 function_arg_padding, altivec_expand_dst_builtin,
2849 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
2850 altivec_init_builtins, rs6000_common_init_builtins,
2851 rs6000_function_value): Likewise.
2852 * s390/s390-protos.h (s390_function_value): Likewise.
2853 * config/s390/s390.c (s390_function_arg_size,
2854 s390_pass_by_reference, s390_return_in_memory,
2855 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2856 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2857 * config/score/score-protos.h (score_function_value): Likewise.
2858 * config/score/score.c (score_arg_partial_bytes,
2859 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2860 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2861 score_pass_by_reference, score_add_offset, score_function_value):
2863 * config/sh/sh-protos.h (sh_attr_renesas_p,
2864 sh_promote_prototypes): Likewise.
2865 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2866 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2867 sh_attr_renesas_p): Likewise.
2868 * config/sparc/sparc-protos.h (function_value,
2869 function_arg_padding): Likewise.
2870 * config/sparc/sparc.c (sparc_promote_prototypes,
2871 sparc_return_in_memory, sparc_pass_by_reference,
2872 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2873 function_arg_record_value_2, function_arg_record_value_1,
2874 function_arg_record_value, function_arg_record_value,
2875 function_arg_padding, function_value): Likewise.
2876 * config/spu/spu-protos.h (spu_function_value): Likewise.
2877 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2878 spu_function_value): Likewise.
2879 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2881 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2882 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2883 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2885 * config/v850/v850.c (v850_return_in_memory,
2886 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2887 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2888 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2889 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2890 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2892 * explow.c (promote_mode, hard_function_value): Likewise.
2893 * expr.h (hard_function_value, promote_mode): Likewise.
2894 * function.c (aggregate_value_p): Likewise.
2895 * hooks.c (hook_bool_const_tree_true): New.
2896 * hooks.h (hook_bool_const_tree_true): New.
2897 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2898 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2899 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2900 TARGET_RETURN_IN_MSB): Likewise.
2901 * target.h (promote_function_args, promote_function_return,
2902 promote_prototypes, return_in_memory, return_in_msb,
2903 pass_by_reference, must_pass_in_stack, callee_copies,
2904 function_value): Likewise.
2905 * targhooks.c (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 * targhooks.h (default_return_in_memory,
2912 hook_pass_by_reference_must_pass_in_stack,
2913 hook_callee_copies_named,
2914 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2915 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2916 default_function_value): Likewise.
2917 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2918 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2919 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2920 * tree.c (needs_to_live_in_memory): Likewise.
2921 * tree.h (struct tree_type, needs_to_live_in_memory,
2922 aggregate_value_p, must_pass_in_stack_var_size,
2923 must_pass_in_stack_var_size_or_pad): Likewise.
2924 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2925 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2926 lookup_filename): Likewise.
2928 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2931 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2932 fake fcomi i387 instruction for !TARGET_CMOVE.
2933 (ix86_expand_branch): Expand natural sequence with one jump for
2934 all targets, not only TARGET_CMOVE.
2935 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2936 pattern to implement fake fcomi sequence. Split instruction after
2937 reload to correct compare sequences.
2938 (*cmpfp_xf_cc): Ditto.
2939 (*cmpfp_<mode>_cc): Ditto.
2940 (*cmpfp_u_cc): Ditto.
2941 (*cmpfp_<mode>_cc): Ditto.
2943 2007-08-23 Richard Guenther <rguenther@suse.de>
2945 * tree-pretty-print.c (dump_generic_node): Annotate
2946 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2948 2007-08-23 Richard Guenther <rguenther@suse.de>
2950 * builtins.c (expand_builtin_mathfn): Wrap argument in
2951 save_expr directly instead of re-building the call.
2952 (expand_builtin_mathfn_2): Likewise.
2953 (expand_builtin_mathfn_3): Likewise.
2954 (expand_builtin_interclass_mathfn): Likewise.
2955 (expand_builtin_int_roundingfn): Set arg.
2956 (expand_builtin_int_roundingfn_2): Likewise.
2958 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2960 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2961 *sse_nand<mode>3, *sse_xor<mode>3): New.
2963 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2965 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2966 * config/i386/i386.c (print_operand): Handle ';' code. Output
2967 semicolon for TARGET_MACHO.
2968 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2969 emit semicolon after 'lock' prefix.
2970 (sync_double_compare_and_swap<mode>): Ditto.
2971 (*sync_double_compare_and_swapdi_pic): Ditto.
2972 (*sync_compare_and_swap_cc<mode>): Ditto.
2973 (sync_double_compare_and_swap_cc<mode>): Ditto.
2974 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2975 (sync_old_add<mode>): Ditto.
2976 (sync_add<mode>): Ditto.
2977 (sync_sub<mode>): Ditto.
2978 (sync_ior<mode>): Ditto.
2979 (sync_and<mode>): Ditto.
2980 (sync_xor<mode>): Ditto.
2982 2007-08-22 Chao-ying Fu <fu@mips.com>
2984 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2986 (copy_rtx): Handle CONST_FIXED.
2987 (rtx_equal_p): Likewise.
2988 * rtl.h (fixed_value.h): New include.
2989 (rtx_def): Add a new field of fixed_value to u.
2990 (XCNMPFV): Define for accessing fixed_value.
2991 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2993 * rtl.def (CONST_FIXED): New constant.
2994 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2995 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2996 US_ASHIFT): New codes.
2997 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2998 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2999 unsigned_fract_convert, unsigned_sat_fract): Document them.
3000 * varasm.c (assemble_integer): Extend to support fixed-point constants
3001 by using different machine classes.
3002 (decode_addr_const): Handle FIXED_CST.
3003 (const_hash_1): Likewise.
3004 (compare_constant): Likewise.
3005 (copy_constant): Likewise.
3006 (const_rtx_hash_1): Handle CONST_FIXED.
3007 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3008 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3010 (initializer_constant_valid_p): Handle FIXED_CST.
3011 (output_constant): Support FIXED_POINT_TYPE.
3012 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3013 * cse.c (hash_rtx): Support CONST_FIXED.
3014 (exp_equiv_p): Likewise.
3015 (cannon_reg): Likewise.
3016 (fold_rtx): Likewise.
3017 (equiv_constant): Likewise.
3018 (cse_process_notes_1): Likewise.
3019 (count_reg_usage): Likewise.
3020 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3021 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3022 (wrap_constant): Check CONST_FIXED.
3023 (cselib_hash_rtx): Support CONST_FIXED.
3024 (cselib_subst_to_values): Likewise.
3025 * df-scan.c (df_uses_record): Likewise.
3026 * gcse.c (want_to_gcse_p): Likewise.
3027 (oprs_unchanged_p): Likewise.
3028 (oprs_not_set_p): Likewise.
3029 (compute_transp): Likewise.
3030 (extract_mentioned_regs_helper): Likewise.
3031 * genemit.c (gen_exp): Likewise.
3032 * local-alloc.c (equiv_init_varies_p): Likewise.
3033 (contains_replace_regs): Likewise.
3034 (memref_referenced_p): Likewise.
3035 * loop-invariant.c (check_maybe_invariant): Likewise.
3036 (hash_invariant_expr_1): Likewise.
3037 (invariant_expr_equal_p): Likewise.
3038 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3039 * regclass.c (reg_scan_mark_refs): Likewise.
3040 * regrename.c (scan_rtx): Likewise.
3041 * resource.c (mark_referenced_resources): Likewise.
3042 (mark_set_resources): Likewise.
3043 * rtlanal.c (rtx_unstable_p): Likewise.
3044 (rtx_varies_p): Likewise.
3045 (count_occurrences): Likewise.
3046 (reg_mentioned_p): Likewise.
3047 (modified_between_p): Likewise.
3048 (modified_in_p): Likewise.
3049 (volatile_insn_p): Likewise.
3050 (volatile_refs_p): Likewise.
3051 (side_effects_p): Likewise.
3052 (may_trap_p_1): Likewise.
3053 (inequality_comparisons_p): Likewise.
3054 (computed_jump_p_1): Likewise.
3055 (commutative_operand_precedence): Likewise.
3056 * sched-deps.c (sched_analyze_2): Likewise.
3057 * sched-vis.c (print_value): Likewise.
3058 * reload.c (operands_match_p): Likewise.
3059 (subst_reg_equivs): Likewise.
3060 * reload1.c (eliminate_regs_1): Likewise.
3061 (elimination_effects): Likewise.
3062 (scan_paradoxical_subregs): Likewise.
3063 * alias.c (rtx_equal_for_memref_p): Likewise.
3064 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3065 * emit-rtl.c (const_fixed_htab): New hash table.
3066 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3068 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3069 const_fixed_from_fixed_value): New functions.
3070 (verify_rtx_sharing): Handle CONST_FIXED.
3071 (copy_rtx_if_shared_1): Likewise.
3072 (reset_used_flags): Likewise.
3073 (set_used_flags): Likewise.
3074 (copy_insn_1): Likewise.
3075 (init_emit_once): Create const_fixed_htab.
3076 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3078 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3080 PR tree-optimization/32949
3081 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3082 before failing for ivs with non-constant step.
3084 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3086 * doc/md.texi (Iterators): Renamed from Macros. All contents
3087 changed to reflect rename of respectively define_code_macro and
3088 define_mode_macro to define_code_iterator and define_mode_iterator.
3089 (Mode Iterators, Code Iterators): Similar.
3090 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3091 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3092 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3093 (initialize_iterators, find_iterator, check_code_iterator)
3094 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3095 (read_mapping, read_rtx_1): Similar.
3096 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3097 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3098 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3099 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3100 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3101 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3102 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3103 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3104 config/rs6000/sync.md, config/rs6000/rs6000.md,
3105 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3106 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3107 config/vax/vax.md, config/bfin/bfin.md: Similar.
3109 2007-08-22 David Daney <ddaney@avtrex.com>
3111 * doc/install.texi (Testing): Mention testing on a simulator.
3113 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3115 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3117 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3118 and rearrange floating point conversion functions into different
3121 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3123 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3124 dfa_post_advance_cycle): New scheduler hooks.
3125 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3126 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3128 (TARGET_SCHED): Use them.
3129 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3130 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3131 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3133 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3134 function to facilitate debugging.
3135 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3136 (output_insn_has_dfa_reservation_p): New static function to output
3137 insn_has_dfa_reservation_p ().
3138 (write_automata): Use it.
3139 * genattr.c (main): Output declaration for
3140 insn_has_dfa_reservation_p ().
3142 2007-08-22 Christian Bruel <christian.bruel@st.com>
3143 Richard Guenther <rguenther@suse.de>
3145 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3146 * simplify_rtx (simplify_binary_operation_1): Likewise.
3148 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3150 PR rtl-optimization/32557
3151 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3152 of REGNO (mws->mw_reg).
3154 2007-08-22 Richard Guenther <rguenther@suse.de>
3157 * builtins.c (expand_builtin_int_roundingfn): Replace call
3158 argument wrapped with SAVE_EXPR directly.
3159 (expand_builtin_int_roundingfn_2): Likewise.
3161 2007-08-22 Richard Guenther <rguenther@suse.de>
3163 * tree-inline.c (inlinable_function_p): Restore disregarding
3164 inline limits for GNU extern inline functions.
3166 2007-08-22 Richard Guenther <rguenther@suse.de>
3169 * tree.c (host_integerp): Treat sizetype as signed as it is
3172 2007-08-21 Ian Lance Taylor <iant@google.com>
3174 PR tree-optimization/33134
3175 * tree-vrp.c (adjust_range_with_scev): Call
3176 set_value_range_to_value.
3178 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3180 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3183 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3185 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3188 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3190 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3191 cases to set eight bytes at a time.
3192 (expand_block_move): Likewise.
3194 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3197 * dwarf2out.c (gen_decl_die): Don't call
3198 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3200 2007-08-21 Paul Brook <paul@codesourcery.com>
3201 Nathan Sidwell <nathan@codesourcery.com>
3202 Mark Mitchell <mark@codesourcery.com>
3203 Joseph Myers <joseph@codesourcery.com>
3205 * configure.ac: Add --with-pkgversion and --with-bugurl.
3206 * configure: Regenerate.
3207 * doc/install.texi: Document them.
3208 * version.c (version_string): Remove VERSUFFIX.
3209 (VERSUFFIX): Remove.
3210 (pkgversion_string): New.
3211 (bug_report_url): Do not hard-code initializer.
3212 * version.h (pkgversion_string): Declare.
3213 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3215 (version.o): Define PKGVERSION and BUGURL.
3216 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3217 (%.pod): Define BUGURL.
3218 * gcc.c (process_command, main): Use pkgversion_string.
3219 * toplev.c (compile_file, print_version): Likewise.
3220 * protoize.c (main): Likewise.
3221 * gcov.c (print_version): Likewise. Update copyright date.
3222 * gcov-dump.c (print_version): Likewise. Update copyright date.
3223 * mips-tdump.c (main): Likewise. Update copyright date.
3224 * mips-tfile.c (main): Likewise. Update copyright date.
3225 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3226 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3227 shorten description.
3228 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3229 * doc/gccint.texi: Likewise.
3230 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3231 Update copyright date.
3233 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3235 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3236 (ix86_expand_strlensi_unroll_1): Ditto.
3237 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3238 (ix86_expand_carry_flag_compare): Update comment.
3240 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3243 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3244 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3246 2007-08-21 Richard Guenther <rguenther@suse.de>
3248 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3250 2007-08-21 Richard Guenther <rguenther@suse.de>
3253 * fold-const.c (fold_binary): Remove index +p PTR folding.
3254 Fix types of POINTER_PLUS_EXPR generated by folding of
3257 2007-08-20 Chao-ying Fu <fu@mips.com>
3259 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3260 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3261 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3262 (c_common_fixed_point_type_for_size): Declare.
3263 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3264 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3265 (c_token_starts_declspecs): Likewise.
3266 (c_parser_declspecs): Likewise.
3267 (c_parser_attributes): Likewise.
3268 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3269 (c_declspecs): Add saturating_p.
3270 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3271 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3272 _Sat. Handle RID_SAT.
3273 Avoid using void, bool, char, int, float, double, _Decimal32,
3274 _Decimal64, _Decimal128, and complex with _Sat.
3275 Handle RID_FRACT and RID_ACCUM.
3276 Make sure _Sat is used with _Fract or _Accum.
3277 (finish_declspecs): Handle cts_fract and cts_accum.
3278 * c-common.c (fixed-value.h): New include.
3279 (constant_expression_warning): Handle FIXED_CST.
3280 (overflow_warning): Likewise.
3281 (warnings_for_convert_and_check): Likewise.
3282 (c_common_fixed_point_type_for_size): New.
3283 (c_common_type_for_mode): Handle fixed-point modes to
3284 return various saturating/non-saturating, signed/unsigned types.
3285 (c_common_signed_or_unsigned_type): Support fixed-point types.
3286 (shorten_compare): Check fixed-point zero.
3287 Handle FIXED_POINT_TYPE.
3288 (c_common_truthvalue_conversion): Handle FIXED_CST.
3289 Handle FIXED_POINT_TYPE.
3290 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3292 (handle_mode_attribute): Handle fixed-point modes. Need to check
3293 if the signness of base type and fixed-point modes are consistent.
3294 (handle_vector_size_attribute): Handle fixed-point modes.
3295 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3296 (warn_for_div_by_zero): Check fixed-point zero.
3297 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3298 a common fixed-point type based on fbit, ibit, sign, and saturation.
3299 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3300 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3301 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3302 (convert_for_assignment): Support FIXED_POINT_TYPE.
3303 (digest_init): Handle FIXED_POINT_TYPE.
3304 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3305 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3306 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3307 GE_EXPR, LT_EXPR, GT_EXPR.
3308 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3309 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3310 * target.h (gcc_target): Add fixed_point_supported_p.
3311 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3312 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3313 (default_fixed_point_supported_p): Define.
3314 * targhooks.h (default_fixed_point_supported_p): Declare.
3315 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3316 * doc/install.texi (Configuration): Add --enable-fixed-point.
3317 * configure.ac (--enable-fixed-point): New to enable fixed-point
3318 arithmetic extension to C. For mips targets, we enable it by default.
3319 * configure, config.in: Regenerate.
3321 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3323 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3325 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3327 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3328 DWARF2_DEBUGGING_INFO.
3329 (cold_text_section_used): Same.
3330 (cold_text_section): Same.
3332 2007-08-20 Richard Guenther <rguenther@suse.de>
3334 * c-typeck.c (convert_for_assignment): Use the type of
3335 the member for the initialization.
3337 2007-08-20 Richard Guenther <rguenther@suse.de>
3339 * c-objc-common.c (c_disregard_inline_limits): Remove.
3340 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3341 * cgraphunit.c (cgraph_process_new_functions): Call
3342 disregard_inline_limits_p.
3343 (cgraph_preserve_function_body_p): Likewise.
3344 * ipa-inline.c (compute_inline_parameters): Likewise.
3345 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3347 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3348 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3349 disregard_inline_limits langhook.
3350 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3352 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3353 disregard_inline_limits langhook.
3354 * tree-inline.c (disregard_inline_limits_p): New function.
3355 * tree-inline.h (disregard_inline_limits_p): Declare.
3357 2007-08-20 Richard Guenther <rguenther@suse.de>
3359 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3360 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3361 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3362 auto_var_in_fn_p langhook.
3363 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3365 * tree.c (auto_var_in_fn_p): ... here.
3366 (find_var_from_fn): Call auto_var_in_fn_p directly.
3367 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3368 auto_var_in_fn_p langhook.
3369 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3370 (copy_body_r): Likewise.
3371 (self_inlining_addr_expr): Likewise.
3372 * tree.h (auto_var_in_fn_p): Declare.
3374 2007-08-20 Richard Guenther <rguenther@suse.de>
3376 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3377 (walk_type_fields): Take lh parameter.
3378 (walk_tree): Rename to ...
3379 (walk_tree_1): ... this. Do not call the walk_subtrees
3380 langhook but the now passed callback. Pass lh on recursion.
3381 (walk_tree_without_duplicates): Rename to ...
3382 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3383 and call walk_tree_1.
3384 * tree.h (walk_tree_lh): New typedef.
3385 (walk_tree_1): Declare.
3386 (walk_tree_without_duplicates_1): Likewise.
3387 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3388 (walk_tree_without_duplicates): New define to
3389 walk_tree_without_duplicates_1 with NULL lh parameter.
3390 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3391 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3393 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3394 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3395 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3398 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3401 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3402 code in front of the compacting of basic blocks.
3403 Move the folding of statements inbetween the cgraph checking
3404 and compacting of basic blocks.
3406 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3407 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3410 * config/alpha/alpha.c (va_list_skip_additions): Check for
3411 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3412 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3413 PLUS_EXPR when checking ap.__base.
3414 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3415 when doing addition on pointer types. Use size_int instead of
3417 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3418 ptr_type in the second operand.
3420 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3423 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3425 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3428 * cfgexpand.c (expand_one_register_var): Mark pointer
3429 DECL_ARTIFICIAL as REG_POINTER also.
3430 * stmt.c (expand_decl): Likewise.
3432 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3439 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3440 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3441 on_worklist argument and avoid adding things to worklist multiple
3443 (add_to_worklist): Ditto.
3444 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3445 single SFT is clobbered.
3446 (set_initial_properties): Ditto.
3447 (compute_call_clobbered): Update for changes to function
3449 (create_overlap_variables_for): Always create SFT for offset 0.
3450 (create_structure_vars): Handle PHI's, since we are in SSA form at
3452 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3453 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3455 (add_vars_for_offset): Figure out aliases from access + points-to.
3456 (add_virtual_operand): Use add_vars-for_offset.
3457 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3458 (add_call_clobber_ops): Remove makes_clobbering_call set.
3459 (get_expr_operands): Always pass through the INDIRECT_REF
3461 * tree-ssa-structalias.c (struct constraint_graph): Remove
3463 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3464 address_taken, pt_used, number_incoming.
3465 (FIRST_ADDR_NODE): Removed.
3466 (merge_graph_nodes): Remove broken code for the moment.
3467 (init_graph): New function.
3468 (build_pred_graph): Remove code to init_graph.
3469 Add location equivalence support.
3470 (struct scc_info): Rename roots to deleted.
3472 (init_scc_info): Ditto
3473 (init_topo_info): Use graph->size.
3474 (compute_topo_order): Ditto.
3475 (do_da_constraint): Removed.
3476 (do_sd_constraint): Remove calls to find().
3477 set_union_with_increment should always get 0 as last arg here.
3478 (do_complex_constraint): Replace do_da_constraint with assert.
3480 (struct equiv_class_label): New.
3481 (pointer_equiv_class_table): Ditto.
3482 (location_equiv_class_table): Ditto.
3483 (equiv_class_label_hash): Ditto.
3484 (equiv_class_label_eq): Ditto
3485 (equiv_class_lookup): Ditto.
3486 (equiv_class_ladd): Ditto.
3487 (pointer_equiv_class): Ditto.
3488 (location_equiv_class): Ditto.
3489 (condense_visit): Rename and rewrite from label_visit to do only
3490 SCC related stuff for HU.
3491 (label_visit): Do HU work for HU.
3492 (perform_var_substitution): Update to do HU and location
3494 (free_var_substitution_info): Update to free HU and location
3495 equivalence structures. */
3496 (find_equivalent_node): Update for pointer but not location
3498 (unite_pointer_equivalences): New function.
3499 (move_complex_constraints): Rewrite to only do moving.
3500 (rewrite_constraints): Split out of move_complex_constraints.
3501 (solve_graph): Use graph->size.
3502 (process_constraint_1): Add from_call argument, use it.
3503 Split *a = &b into two constraints.
3504 (process_constraint): Use new process_constraint_1.
3505 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3506 (get_constraint_for): Handle non-pointer integers properly.
3507 Remove code that used to handle structures.
3508 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3509 with unknown addends.
3510 (handle_rhs_call): New function.
3511 (find_func_aliases): Use handle_rhs_call.
3512 (set_uids_in_ptset): Add an assert.
3513 (set_used_smts): Fix bug in not considering unified vars.
3514 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3515 (compute_points_to_sets): Update for other function changes.
3516 (delete_points_to_sets): Ditto.
3517 (ipa_pta_execute): Ditto.
3518 (pass_ipa_pta): We need to update SSA after ipa_pta.
3520 2007-08-19 Jan Hubicka <jh@suse.cz>
3522 * i386.md: Replace "rim" and "mri" constraints by "g".
3524 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3526 * dwarf2out.c (text_section_used, cold_text_section_used,
3527 cold_text_section, dwarf2out_note_section_used): New.
3528 (dwarf2out_init): Initialize cold_text_section.
3529 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3530 dwarf2out_note_section_used.
3531 (size_of_aranges): Only count entry for text section if it was
3532 used. Count entry for cold text section if it was used.
3533 (output_aranges): Only output entries for text section and cold
3534 text section if they were used.
3536 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3538 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3540 (debug_generic_stmt): Likewise.
3541 (debug_tree_chain): Likewise.
3543 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3545 * tree-data-refs.c (split_constant_offset): Expose.
3546 * tree-data-refs.h (split_constant_offset): Add declaration.
3548 * tree-vectorizer.h (dr_alignment_support): Renamed
3549 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3550 Added a new value dr_explicit_realign.
3551 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3552 dr_offset, dr_step, and dr_aligned_to, along with new access
3553 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3554 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3555 STMT_VINFO_DR_ALIGNED_TO.
3557 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3559 In case of outer-loop vectorization with non-fixed misalignment - use
3560 the dr_explicit_realign scheme instead of the optimized realignment
3562 (new_stmt_vec_info): Initialize new fields.
3564 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3565 'nested_in_vect_loop' case. Change verbosity level.
3566 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3567 Don't fail on zero step in the outer-loop for loads.
3568 (vect_analyze_data_refs): Call split_constant_offset to calculate
3569 base, offset and init relative to the outer-loop.
3571 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3572 BSI function argument with a new function argument - at_loop.
3573 Simplify the condition that determines STEP. Takes additional argument
3574 INV_P. Support outer-loop vectorization (handle the
3575 nested_in_vect_loop case), including zero step in the outer-loop. Call
3576 vect_create_addr_base_for_vector_ref with additional argument.
3577 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3578 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3579 Fixed and simplified calculation of step.
3580 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3581 of bsi, and with additional argument. Call bump_vector_ptr with
3582 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3583 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3584 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3585 when the realignment setup needs to take place inside the loop.
3586 Support the dr_explicit_realign scheme. Allow generating the optimized
3587 realignment scheme for outer-loop vectorization. Added documentation.
3588 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
3589 the 'nested_in_vect_loop' case, including loads that are invariant in
3590 the outer-loop and the realignment schemes. Handle the case when the
3591 realignment setup needs to take place inside the loop. Call
3592 vect_setup_realignment with additional arguments. Call
3593 vect_create_data_ref_ptr with additional argument and with loop instead
3594 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
3595 (vect_gen_niters_for_prolog_loop): Call
3596 vect_create_addr_base_for_vector_ref with additional arguments.
3597 (vect_create_cond_for_align_checks): Likewise.
3598 (bump_vector_ptr): Updated to support the new dr_explicit_realign
3599 scheme: takes additional argument bump; argument ptr_incr is now
3600 optional; updated documentation.
3601 (vect_init_vector): Takes additional argument (bsi). Use it, if
3602 available, to insert the vector initialization.
3603 (get_initial_def_for_induction): Pass additional argument in call to
3605 (vect_get_vec_def_for_operand): Likewise.
3606 (vect_setup_realignment): Likewise.
3607 (vectorizable_load): Likewise.
3609 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3611 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
3612 as argument instead of struct loop.
3613 (nested_in_vect_loop_p): New function.
3614 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
3616 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
3617 from other phis in the loop.
3618 (destroy_loop_vec_info): Add additional argument to declaration.
3620 * tree-vectorizer.c (supportable_widening_operation): Also check if
3621 nested_in_vect_loop_p (don't allow changing the order in this case).
3622 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
3623 of struct loop. Call nested_in_vect_loop_p and don't require
3624 flag_unsafe_math_optimizations if it returns true.
3625 (new_stmt_vec_info): When setting def_type for phis differentiate
3626 loop-header phis from other phis.
3627 (bb_in_loop_p): New function.
3628 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
3629 just update their loop_vinfo. Order of BB traversal now matters -
3630 call dfs_enumerate_from with bb_in_loop_p.
3631 (destroy_loop_vec_info): Takes additional argument to control whether
3632 stmt_vinfo of the loop stmts should be destroyed as well.
3633 (vect_is_simple_reduction): Allow the "non-reduction" use of a
3634 reduction stmt to be defines by a non loop-header phi.
3635 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
3637 * tree-vect-transform.c (vectorizable_reduction): Call
3638 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
3639 (vectorizable_call): Likewise.
3640 (vectorizable_conversion): Likewise.
3641 (vectorizable_operation): Likewise.
3642 (vectorizable_type_promotion): Likewise.
3643 (vectorizable_type_demotion): Likewise.
3644 (vectorizable_store): Likewise.
3645 (vectorizable_live_operation): Likewise.
3646 (vectorizable_reduction): Likewise. Also pass loop_info to
3647 vect_is_simple_reduction instead of loop.
3648 (vect_init_vector): Call nested_in_vect_loop_p.
3649 (get_initial_def_for_reduction): Likewise.
3650 (vect_create_epilog_for_reduction): Likewise.
3651 (vect_init_vector): Check which loop to work with, in case there's an
3653 (get_initial_def_for_inducion): Extend to handle outer-loop
3654 vectorization. Fix indentation.
3655 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
3656 In the case vect_induction_def get the vector def from the induction
3657 phi node, instead of calling get_initial_def_for_inducion.
3658 (get_initial_def_for_reduction): Extend to handle outer-loop
3660 (vect_create_epilog_for_reduction): Extend to handle outer-loop
3662 (vect_transform_loop): Change assert to just skip this case. Add a
3664 (vect_finish_stmt_generation): Add a couple asserts.
3666 (vect_estimate_min_profitable_iters): Multiply
3667 cost of inner-loop stmts (in outer-loop vectorization) by estimated
3669 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
3670 this is an inner-loop reduction in outer-loop vectorization.
3672 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
3673 Same code as what used to be vect_analyze_scalar_cycles, only with
3674 additional argument loop, and loop_info passed to
3675 vect_is_simple_reduction instead of loop.
3676 (vect_analyze_scalar_cycles): Code factored out into
3677 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
3678 Updated documentation.
3679 (analyze_operations): Check for inner-loop loop-closed exit-phis during
3680 outer-loop vectorization that are live or not used in the outerloop,
3681 cause this requires special handling.
3682 (vect_enhance_data_refs_alignment): Don't consider versioning for
3684 (vect_analyze_data_refs): Check that there are no datarefs in the
3686 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
3687 and vect_used_in_outer_by_reduction cases.
3688 (process_use): Also consider the case of outer-loop stmt defining an
3689 inner-loop stmt and vice versa.
3690 (vect_analyze_loop_1): New function.
3691 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
3692 loops. Call vect_analyze_loop_1.
3693 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
3694 been vectorized. Call destroy_loop_vec_info with additional argument.
3696 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
3697 in the inner-loop when doing outer-loop vectorization. Add
3698 documentation and printout.
3699 (vect_recog_dot_prod_pattern): Likewise. Also add check for
3700 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
3702 2007-08-18 Andrew Pinski <pinskia@gmail.com>
3704 * tree-affine.h (print_aff): New prototype.
3705 (debug_aff): Likewise.
3706 * tree-affine.c (print_aff): New function.
3707 (debug_aff): Likewise.
3709 2007-08-18 Paul Brook <paul@codesourcery.com>
3710 Joseph Myers <joseph@codesourcery.com>
3712 * common.opt (-fdebug-prefix-map=): New option.
3713 * opts.c: Include debug.h.
3714 (common_handle_option): Handle -fdebug-prefix-map.
3715 * final.c: Include ggc.h.
3716 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
3717 remap_debug_filename): New.
3718 * Makefile.in (final.o, opts.o): Update dependencies.
3719 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
3720 * configure.ac: Check for assembler --debug-prefix-map support.
3721 * configure, config.in: Regenerate.
3722 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
3723 (ASM_DEBUG_SPEC): Include ASM_MAP.
3724 * doc/install.texi (--with-debug-prefix-map): Document.
3725 * doc/invoke.texi (-fdebug-prefix-map): Document.
3726 * dbxout.c (dbxout_init, dbxout_start_source_file,
3727 dbxout_source_file): Call remap_debug_filename.
3728 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
3729 dwarf2out_start_source_file, dwarf2out_finish): Call
3730 remap_debug_filename.
3731 (file_table_relative_p): Do not check d->emitted_number.
3732 * toplev.c (output_file_directive): Call remap_debug_filename.
3733 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
3734 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
3736 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3738 * loop-invariant.c (find_invariants_to_move): Add missing macro
3741 2007-08-17 Tom Tromey <tromey@redhat.com>
3743 * tree.h (struct tree_label_decl): Removed old "java" fields.
3745 2007-08-17 Richard Sandiford <richard@codesourcery.com>
3746 Nigel Stephens <nigel@mips.com>
3748 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
3749 Treat -mno-data-in-code and -mcode-xonly as aliases for
3750 -mcode-readable=no and -mcode-readable=pcrel respectively.
3751 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
3752 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
3753 (MULTILIB_DIRNAMES): Update accordingly.
3755 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
3757 * Makefile.in (version.o): Depend on $(REVISION) only if
3758 REVISION_s is defined.
3760 2007-08-17 Sa Liu <saliu@de.ibm.com>
3761 Ulrich Weigand <uweigand@de.ibm.com>
3764 * tree.c (reconstruct_complex_type): For a pointer to a vector,
3765 use build_qualified_type to retain qualifiers of the base type.
3767 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
3769 * config/score/score.md : Update pattern tablejump.
3770 * config/score/score.c : Update score_initialize_trampoline
3772 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
3773 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
3774 * doc/contrib.texi: Add my entry.
3776 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3778 * Makefile.in (REVISION): New.
3781 (version.o): Also depend on $(REVISION). Add
3782 -DREVISION=$(REVISION_s).
3784 * version.c (version_string): Add REVISION.
3786 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
3788 * tree-eh.c (lower_try_finally_onedest): Reset the locus
3789 of GOTO that's relocated to a different block.
3791 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3793 * c-common.c (const_strip_array_types): New.
3794 * c-common.h (lang_missing_noreturn_ok_p): Delete.
3795 (const_strip_array_types): New.
3796 * c-objc-common.c (c_disregard_inline_limits,
3797 c_warn_unused_global_decl): Constify.
3798 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
3799 c_vla_type_p, c_incomplete_type_error): Likewise.
3800 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
3801 * hooks.c (hook_bool_const_tree_false): New.
3802 * hooks.h (hook_bool_const_tree_false): Likewise.
3803 * langhooks-def.h (lhd_warn_unused_global_decl,
3804 lhd_incomplete_type_error, lhd_expr_size,
3805 lhd_tree_inlining_disregard_inline_limits,
3806 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3807 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
3808 * langhooks.c (lhd_warn_unused_global_decl,
3809 lhd_incomplete_type_error,
3810 lhd_tree_inlining_disregard_inline_limits,
3811 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
3812 lhd_expr_size): Likewise.
3813 * langhooks.h (lang_hooks_for_tree_inlining,
3814 lang_hooks_for_tree_dump, lang_hooks_for_types,
3815 lang_hooks_for_decls, lang_hooks): Likewise.
3816 * pointer-set.c (pointer_set_t, pointer_set_create,
3817 pointer_set_contains, insert_aux, pointer_set_insert,
3818 pointer_set_traverse, pointer_map_t, pointer_map_create,
3819 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
3821 * pointer-set.h (pointer_set_contains, pointer_set_insert,
3822 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
3823 pointer_map_traverse): Likewise.
3824 * predict.c (assert_is_empty): Likewise.
3825 * tree-affine.c (free_name_expansion): Likewise.
3826 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
3827 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
3828 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
3830 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3832 * tree-vectorizer.c (new_loop_vec_info): Initialize new
3834 (destroy_loop_vec_info): Add call to VEC_free.
3835 * tree-vectorizer.h (may_alias_ddrs): Define.
3836 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
3837 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3838 Change reporting to dump.
3839 (vect_is_duplicate_ddr): New.
3840 (vect_mark_for_runtime_alias_test): New.
3841 (vect_analyze_data_ref_dependences) Add call to
3842 vect_mark_for_runtime_alias_test.
3843 (vect_enhance_data_refs_alignment): Define local variable
3844 vect_versioning_for_alias_required, don't perform
3845 peeling for alignment if versioning for alias is
3847 (vect_enhance_data_refs_alignment): Use
3848 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
3849 PARAM_VECT_MAX_VERSION_CHECKS.
3850 * tree-vect-transform.c
3851 (vect_create_cond_for_alias_checks): New.
3852 (vect_transform_loop): Add call to
3853 vect_create_cond_for_alias_checks.
3854 (vect_vfa_segment_size): New.
3855 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3857 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3858 * gcc/doc/invoke.texi
3859 (vect-max-version-for-alignment-checks): Document.
3860 (vect-max-version-for-alias-checks): Document.
3861 (vect-max-version-checks): Remove.
3863 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3866 the same line as the instruction for all asm dialects.
3867 (*rep_movsi): Ditto.
3868 (*rep_movsi_rex64): Ditto.
3869 (*rep_movqi): Ditto.
3870 (*rep_movqi_rex64): Ditto.
3871 (*rep_stosdi_rex64): Ditto.
3872 (*rep_stossi): Ditto.
3873 (*rep_stossi_rex64): Ditto.
3874 (*rep_stosqi): Ditto.
3875 (*rep_stosqi_rex64): Ditto.
3876 (*cmpstrnqi_nz_1): Ditto.
3877 (*cmpstrnqi_nz_rex_1): Ditto.
3878 (*cmpstrnqi_1): Ditto.
3879 (*cmpstrnqi_rex_1): Ditto.
3880 (*strlenqi_1): Ditto.
3881 (*strlenqi_rex_1): Ditto.
3882 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3883 prefix on the same line as the instruction for all asm dialects.
3884 (sync_double_compare_and_swap<mode>): Ditto.
3885 (*sync_double_compare_and_swapdi_pic): Ditto.
3886 (*sync_compare_and_swap_cc<mode>): Ditto.
3887 (sync_double_compare_and_swap_cc<mode>): Ditto.
3888 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3889 (sync_old_add<mode>): Ditto.
3890 (sync_add<mode>): Ditto.
3891 (sync_sub<mode>): Ditto.
3892 (sync_ior<mode>): Ditto.
3893 (sync_and<mode>): Ditto.
3894 (sync_xor<mode>): Ditto.
3896 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3899 * reload.c (find_reloads): Check that the memory returned by
3900 find_reloads_toplev was not the result of forcing a constant
3902 (find_reloads_toplev): Always use simplify_gen_subreg to get
3903 the subreg of a constant. If the result is also a constant,
3904 but not a legitimate one, force it into the constant pool
3905 and reload its address.
3907 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3909 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3912 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3914 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3915 directive for the current vector ABI.
3917 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3920 * caller-save.c (reg_save_code): Set invalide status on restore code.
3922 2007-08-15 Diego Novillo <dnovillo@google.com>
3924 * tree-ssa-alias.c (compute_memory_partitions): Use
3925 alias_bitmap_obstack to allocate bitmaps.
3926 (reset_alias_info): Factor out of init_alias_info.
3927 Mark all name tags not associated to an SSA name for renaming.
3928 (init_alias_info): Call it.
3929 (create_name_tags): Tidy. Add comments.
3930 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3932 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3934 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3935 scheduler dependencies.
3937 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3939 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3941 (*iorsi_1_zext): Likewise.
3942 (*iorsi_1_zext_imm): Likewise.
3943 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3944 with "rm"/"xm" constraint.
3945 (sse2_vmsqrtv2df2): Likewise.
3947 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3950 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3953 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3955 * tree-pass.h (PROP_pta): Removed.
3956 (TODO_rebuild_alias): New.
3957 (pass_may_alias): Removed.
3958 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3959 aliasing if we changed something.
3960 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3962 (pass_may_alias): Removed.
3963 (create_structure_vars): Return TODO_rebuild_alias.
3964 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3965 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3967 (tree_sra_early): We never affect aliasing right now.
3968 * tree-flow.h (compute_may_aliases): New prototype.
3969 * passes.c: Remove pass_may_alias from the passes.
3970 (execute_function_todo): Support TODO_rebuild_alias.
3972 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3974 * i386.c: (legitimize_address): Move dllimported variable check
3975 infront of legitimizing pic address of CONST symbols.
3977 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3979 PR tree-optimization/32941
3980 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3981 (goto_queue_cmp): Remove.
3982 (find_goto_replacement): Change search method.
3983 (maybe_record_in_goto_queue): Add assert.
3984 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3985 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3987 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3989 * alias.c (component_uses_parent_alias_set): Constify.
3990 * alias.h (component_uses_parent_alias_set): Likewise.
3991 * cfgrtl.c (print_rtl_with_bb): Likewise.
3992 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3993 mpz_get_double_int): Likewise.
3994 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3995 mpz_get_double_int): Likewise.
3996 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3997 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3999 * expr.h (safe_from_p): Likewise.
4000 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4002 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4003 zero_sized_type, goa_lhs_expr_p): Likewise.
4004 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4005 * rtl.h (print_rtl_with_bb): Likewise.
4006 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4007 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4008 * tree-flow-inline.h (bb_stmt_list): Constify.
4009 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4011 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4012 const_first_stmt, const_last_stmt): New.
4013 (block_may_fallthru, empty_block_p): Constify.
4014 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4015 EXPR_ONLY_BODY): New.
4016 (expr_first, expr_last, expr_only): Use macro for body.
4017 (const_expr_first, const_expr_last, const_expr_only): New.
4018 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4019 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4020 ctsi_prev, ctsi_stmt): New.
4021 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4022 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4023 * tree-ssa-loop-niter.c (loop_only_exit_p,
4024 derive_constant_upper_bound): Likewise.
4025 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4026 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4027 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4028 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4029 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4030 * tree.c (get_type_static_bounds): Likewise.
4031 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4032 (get_type_static_bounds): Constify.
4034 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4037 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4038 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4039 (*<addsub><mode>3_cc_overflow): New.
4040 (*add<mode>3_cconly_overflow): New.
4041 (*sub<mode>3_cconly_overflow): New.
4042 (*<addsub>si3_zext_cc_overflow): New.
4043 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4044 CCCmode for LTU, GTU, LEU and GEU.
4045 (ix86_comparison_operator): Likewise.
4046 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4047 * config/i386/i386.c (put_condition_code): Support CCCmode.
4048 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4049 or MINUS expressions.
4051 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4054 * c-typeck.c (build_binary_op): Disallow vector float types with
4055 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4057 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4059 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4060 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4061 (dep_def): New typedef.
4062 (init_dep_1, sd_debug_dep): Declare functions.
4063 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4064 (debug_dep_links): Remove.
4065 (struct _deps_list): New field 'n_links'.
4066 (DEPS_LIST_N_LINKS): New macro.
4067 (FOR_EACH_DEP_LINK): Remove.
4068 (create_deps_list, free_deps_list, delete_deps_list): Remove
4070 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4071 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4072 (copy_deps_list_change_con, move_dep_link): Ditto.
4073 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4074 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4076 (INSN_BACK_DEPS): Remove.
4077 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4079 (INSN_DEP_COUNT): Remove.
4080 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4081 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4082 Declare global variables.
4083 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4084 (add_forw_dep, compute_forward_dependences): Remove declarations.
4085 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4086 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4087 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4089 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4091 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4092 (sd_list_types_def): New typedef.
4093 (sd_next_list): Declare function.
4094 (struct _sd_iterator): New type.
4095 (sd_iterator_def): New typedef.
4096 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4098 (FOR_EACH_DEP): New cycle wrapper.
4099 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4101 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4102 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4105 * sched-deps.c (init_dep_1): Make global.
4106 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4108 (dump_dep): New static function.
4109 (dump_dep_flags): New static variable.
4110 (sd_debug_dep): New function.
4111 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4113 (move_dep_link): Use remove_from_deps_list (), instead of
4115 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4116 (dep_link_is_detached_p): New static function.
4117 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4119 (dn_pool, dl_pool): New alloc_pools.
4120 (dn_pool_diff, dl_pool_diff): New static variables.
4121 (create_dep_node, delete_dep_node): New static function.
4122 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4123 (deps_list_empty_p): Make it static. Use 'n_links' field.
4124 (deps_pools_are_empty_p): New static function.
4125 (alloc_deps_list, delete_deps_list): Remove.
4126 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4127 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4128 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4129 (forward_dependency_cache): Remove.
4130 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4131 'back' from the names. Change signature to use dep_t instead of
4133 (add_back_dep): Ditto. Make global.
4134 (check_dep_status): Rename to check_dep ().
4135 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4137 (sd_finish_insn): Ditto.
4138 (sd_find_dep_between_no_cache): New static function.
4139 (sd_find_dep_between): New function.
4140 (ask_dependency_caches, set_dependency_caches): New static functions.
4141 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4142 (add_or_update_dep_1): Separate pieces of functionality into
4143 ask_dependency_caches (), update_dependency_caches (),
4144 change_spec_dep_to_hard (), update_dep ().
4145 (get_back_and_forw_lists): New static function.
4146 (sd_add_dep): Separate setting of dependency caches into
4147 set_dependency_caches ().
4148 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4150 (sd_delete_dep): Ditto.
4151 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4152 (dump_lists): New static function.
4153 (sd_debug_lists): New debug function.
4154 (delete_all_dependences, fixup_sched_groups): Update to use
4155 sd_* infrastructure.
4156 (sched_analyze_2): Create data-speculative dependency only if
4157 data-speculation is enabled.
4158 (sched_analyze_insn): If insn cannot be speculative, make all its
4159 dependencies non-speculative.
4160 (sched_analyze): Use sd_init_insn ().
4161 (add_forw_dep, compute_forward_dependencies): Remove.
4162 (delete_dep_nodes_in_back_deps): New static function.
4163 (sched_free_deps): New function.
4164 (init_dependency_caches): Init alloc_pools.
4165 (extend_depedency_caches): Update after removing of
4166 forward_dependency_cache.
4167 (free_dependency_caches): Ditto. Free alloc_pools.
4168 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4169 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4171 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4172 (add_dependence): Use init_dep ().
4173 (get_dep_weak_1): New static function.
4174 (get_dep_weak): Move logic to get_dep_weak_1 ().
4175 (dump_ds): New static function moved from haifa-sched.c:
4176 debug_spec_status ().
4177 (debug_ds): New debug function.
4178 (check_dep_status): Rename to check_dep (). Update to check whole
4181 * haifa-sched.c (spec_info): Make global.
4182 (added_recovery_block_p): Rename to
4183 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4184 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4185 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4186 to use new interfaces.
4187 (ok_for_early_queue_removal): Ditto.
4188 (schedule_block): Initialize logical uids of insns emitted by the
4190 (sched_init): Initialize new variable.
4191 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4193 (extend_global): Initialize insn data.
4194 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4195 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4197 (add_to_speculative_block): Update to use new interfaces.
4198 (create_recovery_block): Set new variables.
4199 (create_check_block_twin, fix_recovery_deps): Update to use new
4201 (sched_insn_is_legitimate_for_speculation_p): New function.
4202 (speculate_insn): Move checking logic to
4203 sched_insn_is_legitimate_for_speculation_p ().
4204 (sched_remove_insn): Finalize sched-deps information of instruction.
4205 (clear_priorities, add_jump_dependencies): Update to use new
4207 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4209 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4210 to use new interfaces.
4211 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4212 (new_ready): Try to use control speculation only if it is available.
4213 (add_branch_dependences): Update to use new interfaces.
4214 (compute_block_backward_dependences): Rename to
4215 compute_block_dependences (). Call
4216 targetm.sched.dependencies_evaluation_hook ().
4217 (free_block_dependencies): New static function.
4218 (debug_dependencies): Update to use new interfaces.
4219 (schedule_region): Remove separate computation of forward dependencies.
4220 Move call of targetm.sched.dependencies_evaluation_hook () to
4221 compute_block_dependences (). Free dependencies at the end of
4222 scheduling the region.
4224 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4226 (add_deps_for_risky_insns): Ditto.
4227 (schedule_ebb): Remove separate computation of forward dependencies.
4228 Free dependencies at the end of scheduling the ebb.
4230 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4231 (build_intra_loop_deps): Ditto. Remove separate computation of
4232 forward dependencies. Free sched-deps dependencies.
4234 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4235 to use new interfaces.
4236 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4238 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4240 (is_costly_group): Ditto.
4242 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * alias.c (rtx_equal_for_memref_p): Constify.
4245 * basic-block.h (const_edge, const_basic_block): New.
4246 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4247 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4248 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4249 probably_never_executed_bb_p, edge_probability_reliable_p,
4250 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4251 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4253 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4254 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4256 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4257 flow_nodes_print, dfs_enumerate_from): Likewise.
4258 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4259 control_flow_insn_p, count_basic_blocks): Likewise.
4260 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4261 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4262 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4263 average_num_loop_insns, loop_exit_edge_p,
4264 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4265 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4266 average_num_loop_insns, seq_cost): Likewise.
4267 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4268 * dominance.c (dominated_by_p): Likewise.
4269 * emit-rtl.c (validate_subreg): Likewise.
4270 * except.c (can_throw_internal, can_throw_external): Likewise.
4271 * except.h (can_throw_internal, can_throw_external): Likewise.
4272 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4273 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4274 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4275 simple_mem, store_ops_ok, load_kills_store, find_loads,
4276 store_killed_in_insn, store_killed_after, store_killed_before,
4277 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4279 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4280 noce_mem_write_may_trap_or_fault_p): Likewise.
4281 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4283 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4285 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4286 probably_cold_bb_p, probably_never_executed_bb_p,
4287 edge_probability_reliable_p, br_prob_note_reliable_p,
4288 can_predict_insn_p): Likewise.
4289 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4290 * resource.c (return_insn_p): Likewise.
4291 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4293 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4294 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4295 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4296 verify_gimple_modify_stmt): Likewise.
4297 * tree-chrec.c (is_not_constant_evolution,
4298 is_multivariate_chrec_rec, is_multivariate_chrec,
4299 chrec_contains_symbols, chrec_contains_undetermined,
4300 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4301 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4302 eq_evolutions_p, scev_direction): Likewise.
4303 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4304 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4305 chrec_contains_symbols_defined_in_loop,
4306 chrec_contains_undetermined, tree_contains_chrecs,
4307 evolution_function_is_affine_multivariate_p,
4308 evolution_function_is_univariate_p, chrec_zerop,
4309 evolution_function_is_constant_p, evolution_function_is_affine_p,
4310 evolution_function_is_affine_or_constant_p,
4311 tree_does_not_contain_chrecs, chrec_type): Likewise.
4312 * tree-data-ref.c (tree_fold_divides_p,
4313 object_address_invariant_in_loop_p, dr_may_alias_p,
4314 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4315 same_access_functions, constant_access_functions,
4316 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4318 * tree-flow.h (scev_direction): Likewise.
4319 * tree-gimple.c (is_gimple_stmt): Likewise.
4320 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4322 * tree-pretty-print.c (op_prio): Likewise.
4323 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4324 analyzable_condition, backedge_phi_arg_p): Likewise.
4325 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4326 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4327 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4330 2007-08-13 Dan Hipschman <dsh@google.com>
4333 * c-format.c (check_format_arg): Move check for zero-length
4334 format strings below the check for unterminated strings.
4336 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4339 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4342 2007-08-13 Nick Clifton <nickc@redhat.com>
4344 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4346 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4349 * c-format.c (gcc_gfc_length_specs): New array.
4350 (gcc_gfc_char_table): Add unsigned specifier, and references to
4351 the l length modifier.
4352 (format_types_orig): Use the new gcc_gfc_length_specs.
4354 2007-08-12 Sa Liu <saliu@de.ibm.com>
4356 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4357 and with REG_RETVAL note after split.
4359 2007-08-11 David Daney <ddaney@avtrex.com>
4361 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4362 as ATTRIBUTE_UNUSED.
4364 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4365 Segher Boessenkool <segher@kernel.crashing.org>
4367 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4368 HAVE_LOCAL_CPU_DETECT not defined.
4370 2007-08-11 Jan Hubicka <jh@suse.cz>
4372 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4373 (cgraph_process_new_functions): Honor previous value of
4374 disregard_inline_limits.
4375 * ipa-inline.c (compute_inline_parameters): Likewise.
4377 2007-08-11 Ian Lance Taylor <iant@google.com>
4379 * alias.h (alias_set_type): Define new type.
4380 (ALIAS_SET_MEMORY_BARRIER): Use it.
4381 * rtl.h: Include alias.h.
4382 (struct mem_attrs): Use alias_set_type.
4383 * tree.h: Include alias.h
4384 (struct tree_type): Use alias_set_type.
4385 (struct tree_struct_field_tag): Likewise.
4386 (struct tree_decl_common): Likewise.
4387 * alias.c (struct alias_set_entry): Use alias_set_type.
4388 (get_alias_set_entry, alias_set_subset_of): Likewise.
4389 (alias_sets_conflict_p): Likewise.
4390 (alias_sets_must_conflict_p): Likewise.
4391 (objects_must_conflict_p): Likewise.
4392 (get_alias_set, new_alias_set): Likewise.
4393 (record_alias_subset, record_component_aliases): Likewise.
4394 (varargs_set, frame_set): Change to alias_set_type.
4395 (get_varargs_alias_set): Use alias_set_type.
4396 (get_frame_alias_set): Likewise.
4397 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4398 * dse.c (struct store_info): Use alias_set_type.
4399 (struct read_info, struct clear_alias_mode_holder): Likewise.
4400 (clear_alias_set_lookup, canon_address): Likewise.
4401 (record_store, check_mem_read_rtx): Likewise.
4402 (dse_record_singleton_alias_set): Likewise.
4403 (dse_invalidate_singleton_alias_set): Likewise.
4404 * emit-rtl.c (get_mem_attrs): Likewise.
4405 (set_mem_attributes_minus_bitpos): Likewise.
4406 (set_mem_alias_set): Likewise.
4407 * expr.c (store_constructor_field, store_field): Likewise.
4408 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4409 * langhooks.c (lhd_get_alias_set): Likewise.
4410 * langhooks-def.h (lhd_get_alias_set): Likewise.
4411 * reload1.c (alter_reg): Likewise.
4412 * tree-flow.h (struct fieldoff): Likewise.
4413 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4414 (may_alias_p, get_smt_for, create_sft): Likewise.
4415 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4416 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4417 (merge_smts_into): Likewise.
4418 * varasm.c (const_alias_set): Likewise.
4419 * c-common.c (strict_aliasing_warning): Likewise.
4420 (c_common_get_alias_set): Likewise.
4421 * dse.h (dse_record_singleton_alias_set): Update declaration.
4422 (dse_invalidate_singleton_alias_set): Likewise.
4423 * emit-rtl.h (set_mem_alias_set): Likewise.
4424 * c-common.h (c_common_get_alias_set): Likewise.
4425 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4426 * print-tree.c (print_node): Likewise.
4427 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4429 (alpha_setup_incoming_varargs): Use alias_set_type.
4430 * config/i386/i386.c (setup_incoming_varargs_64): Use
4432 (setup_incoming_varargs_ms_64): Likewise.
4433 (ix86_GOT_alias_set): Likewise.
4434 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4435 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4436 (set): Change to alias_set_type.
4437 (get_TOC_alias_set): Use alias_set_type.
4438 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4440 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4441 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4443 (struct_value_alias_set): Likewise.
4444 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4446 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4448 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4449 * config/vxworks.h (TARGET_VXWORKS): Override.
4450 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4451 "mips" if TARGET_VXWORKS.
4453 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4455 * calls.c (avoid_likely_spilled_reg): New function.
4456 (expand_call): Use it.
4458 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4460 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4462 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4464 * config/mips/predicates.md (const_call_insn_operand): Invoke
4465 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4467 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4470 * config/rs6000/driver-rs6000.c: Include link.h.
4471 Use ElfW instead of wordsize-specif typedef.
4473 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4475 * system.h (CONST_CAST): New.
4476 * c-decl.c (c_make_fname_decl): Use it.
4477 * c-lex.c (cb_ident, lex_string): Likewise.
4478 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4479 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4480 give_switch, set_multilib_dir): Likewise.
4481 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4482 * passes.c (execute_one_pass): Likewise.
4483 * prefix.c (update_path): Likewise.
4484 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4485 * tree.c (build_string): Likewise.
4487 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4489 * tree-flow-inline.h (is_exec_stmt): Remove.
4490 (is_label_stmt): Remove.
4491 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4494 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4496 * lower-subreg.c (resolve_shift_zext): Don't adjust
4497 src_reg_num for wordmode operands.
4499 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4500 David Ung <davidu@mips.com>
4502 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4503 (TARGET_SCHED_REORDER2): Define.
4504 (mips_maybe_swap_ready): New.
4505 (mips_last_74k_agen_insn): New.
4506 (mips_74k_agen_init): New.
4507 (mips_74k_agen_reorder): New function to group loads and stores
4509 (mips_sched_init): New.
4510 (mips_sched_reorder): Don't do initialization here. Call
4511 mips_74k_agen_reorder.
4512 (mips_variable_issue): Call mips_74k_agen_init.
4514 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4516 * tree-flow-inline.h (get_filename): Remove.
4518 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4520 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4522 (mips_fetch_insns): Delete in favor of...
4523 (mips_load_store_insns): ...this new function.
4524 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4525 to say whether multiword moves _might_ be split.
4526 (mips_fetch_insns): Delete in favor of...
4527 (mips_load_store_insns): ...this new function.
4528 (mips_rtx_costs): Update the call to mips_address_insns.
4529 (mips_address_cost): Likewise.
4530 * config/mips/mips.md (length): Use mips_load_store_insns instead
4531 of mips_fetch_insns.
4532 * config/mips/constraints.md (R): Use mips_address_insns rather
4533 than mips_fetch_insns. Assume that the move never needs to be split.
4535 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4537 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4538 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4539 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4540 * config/mips/mips.h (mips16_hard_float): Delete.
4541 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4542 definitions, and replace with....
4543 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4544 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4545 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4546 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4547 (override_options): Replace MASK_SOFT_FLOAT references with
4548 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4549 and mips16_hard_float when TARGET_MIPS16.
4551 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4554 * c-typeck.c (build_binary_op): Check for non pointer types before
4555 calling int_fits_type_p.
4557 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4560 * fold-const.c (omit_one_operand): Return only the ommitted expression
4561 if the result is an empty statement.
4562 (pedantic_omit_one_operand): Likewise.
4564 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4566 * c-typeck.c (readonly_error): Improve error for assignment.
4568 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4570 (pp_c_expression): Ditto.
4572 2007-08-09 Simon Baldwin <simonb@google.com>
4574 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4575 break that was preventing simplify_associative_operation() for xor.
4577 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4578 Nigel Stephens <nigel@mips.com>
4580 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4581 Document change in interpretation of value from boolean to
4583 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4584 ffs and ctz using clz.
4585 (expand_unop): Call them.
4586 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
4588 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
4589 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
4590 enable the new ffs expansion on this target.
4592 2007-08-09 Jan Hubicka <jh@suse.cz>
4594 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
4595 (expand_ternary_op): Likewise.
4596 (expand_vec_shift_expr): Likewise.
4597 (expand_binop_directly): Likewise.
4598 (expand_binop): Likewise.
4599 (sign_expand_binop): Likewise.
4600 (expand_twoval_unop): Likewise.
4601 (expand_twoval_binop): Likewise.
4602 (expand_twoval_binop_libfunc): Likewise.
4603 (widen_clz): Likewise.
4604 (widen_bswap): Likewise.
4605 (expand_parity): Likewise.
4606 (expand_unop): Likewise.
4607 (expand_abs_nojump): Likewise.
4608 (expand_copysign): Likewise.
4609 (emit_no_conflict_block): Likewise.
4610 (emit_libcall_block): Likewise.
4611 (can_compare_p): Likewise.
4612 (prepare_cmp_insn): Likewise.
4613 (emit_cmp_and_jump_insn_1): Likewise.
4614 (prepare_float_lib_cmp): Likewise.
4615 (emit_conditional_add): Likewise.
4616 (gen_add2_insn): Likewise.
4617 (have_add2_insn): Likewise.
4618 (gen_sub2_insn): Likewise.
4619 (have_sub2_insn): Likewise.
4620 (can_extend_p): Likewise.
4621 (can_fix_p): Likewise.
4622 (can_float_p): Likewise.
4623 (expand_float): Likewise.
4624 (expand_fix): Likewise.
4625 (expand_sfix_optab): Likewise.
4626 (new_optab): Likewise.
4627 (new_convert_optab): Likewise.
4628 (init_libfuncs): Likewise.
4629 (init_interclass_conv_libfuncs): Likewise.
4630 (init_intraclass_conv_libfuncs): Likewise.
4631 (set_conv_libfunc): Likewise.
4632 (init_optabs): Likewise.
4633 (debug_optab_libfuncs): Likewise.
4634 (gen_cond_trap): Likewise.
4635 * optabs.h (optab_handler, convert_optab_hanlder): New.
4636 * genopinit.c: Update optabs generation table.
4637 * reload.c (find_reloads_address_1): Use optabs accestors.
4638 * builtins.c (expand_builtin_mathfn): Likewise.
4639 (expand_builtin_mathfn_2): Likewise.
4640 (expand_builtin_mathfn_3): Likewise.
4641 (expand_builtin_interclass_mathfn): Likewise.
4642 (expand_builtin_sincos): Likewise.
4643 (expand_builtin_cexpi): Likewise.
4644 (expand_builtin_powi): Likewise.
4645 (expand_builtin_strlen): Likewise.
4646 * dojump.c (do_jump): Likewise.
4647 * expr.c (convert_move): Likewise.
4648 (move_by_pieces): Likewise.
4649 (move_by_pieces_ninsns): Likewise.
4650 (can_store_by_pieces): Likewise.
4651 (store_by_pieces_1): Likewise.
4652 (emit_move_via_integer): Likewise.
4653 (emit_move_complex): Likewise.
4654 (emit_move_ccmode): Likewise.
4655 (emit_move_insn_1): Likewise.
4656 (emit_single_push_insn): Likewise.
4657 (store_constructor): Likewise.
4658 (expand_expr_real_1): Likewise.
4659 (do_store_flag): Likewise.
4660 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
4661 (enumerate_modes): Likewise.
4662 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4663 (supportable_widening_operation): Likewise.
4664 (supportable_narrowing_operation): Likewise.
4665 * expmed.c (store_bit_field_1): Likewise.
4666 (extract_bit_field_1): Likewise.
4667 (expand_mult_highpart_optab): Likewise.
4668 (expand_smod_pow2): Likewise.
4669 (expand_divmod): Likewise.
4670 (emit_store_flag): Likewise.
4671 * tree-vect-patterns.c
4672 (vect_pattern_recog_1): Likewise.
4673 * tree-ssa-loop-prefetch.c
4674 (nontemporal_store_p): Likewise.
4675 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
4676 (vect_create_epilog_for_reduction): Likewise.
4677 (vectorizable_reduction): Likewise.
4678 (vectorizable_operation): Likewise.
4679 (vect_strided_store_supported): Likewise.
4680 (vectorizable_store): Likewise.
4681 (vect_strided_load_supported): Likewise.
4682 (vectorizable_load): Likewise.
4683 * combine.c (simplify_comparison): Likewise.
4684 * tree-vect-generic.c
4685 (type_for_widest_vector_mode): Likewise.
4686 (expand_vector_operations_1): Likewise.
4687 * config/spu/spu.c (spu_expand_mov): Likewise.
4688 (spu_emit_vector_compare): Likewise.
4689 * config/rs6000/rs6000.c
4690 (rs6000_emit_vector_compare): Likewise.
4691 * stmt.c (add_case_node): Likewise.
4692 * reload1.c (gen_reload):
4694 2007-08-09 Michael Matz <matz@suse.de>
4696 * tree.h (fixed_zerop): Declare as taking a const_tree.
4697 * tree.c (fixed_zerop): Take a const_tree.
4699 2007-08-09 Ira Rosen <irar@il.ibm.com>
4701 * tree-vect-transform.c (vectorizable_store): Remove call to
4702 copy_virtual_operands() and call mark_symbols_for_renaming() for
4703 the created vector store.
4704 (vect_setup_realignment): Don't call copy_virtual_operands() and
4705 update_vuses_to_preheader().
4706 (vectorizable_load): Don't call copy_virtual_operands().
4707 (update_vuses_to_preheader): Remove.
4709 2007-08-08 Chao-ying Fu <fu@mips.com>
4711 * tree.def (FIXED_POINT_TYPE): New type.
4712 (FIXED_CST): New constant.
4713 (FIXED_CONVERT_EXPR): New expr.
4714 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
4715 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
4716 * tree.h (struct tree_base): Add saturating_flag.
4717 Remove one bit of spare for saturating_flag.
4718 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
4719 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
4720 FIXED_POINT_TYPE_P): Define.
4721 (TYPE_SATURATING): Define.
4722 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
4723 (struct tree_fixed_cst): New.
4724 (TYPE_IBIT, TYPE_FBIT): Define.
4725 (tree_node): Add fixed_cst.
4726 (enum tree_index): Add new enumeration values of
4727 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
4728 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
4729 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
4730 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
4731 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
4732 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
4733 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
4734 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
4735 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
4736 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
4737 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
4738 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
4739 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
4740 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
4741 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
4742 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
4743 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
4744 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
4745 (sat_short_fract_type_node, sat_fract_type_node,
4746 sat_long_fract_type_node, sat_long_long_fract_type_node,
4747 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
4748 sat_unsigned_long_fract_type_node,
4749 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
4750 fract_type_node, long_fract_type_node, long_long_fract_type_node,
4751 unsigned_short_fract_type_node, unsigned_fract_type_node,
4752 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
4753 sat_short_accum_type_node, sat_accum_type_node,
4754 sat_long_accum_type_node, sat_long_long_accum_type_node,
4755 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
4756 sat_unsigned_long_accum_type_node,
4757 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
4758 accum_type_node, long_accum_type_node, long_long_accum_type_node,
4759 unsigned_short_accum_type_node, unsigned_accum_type_node,
4760 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
4761 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
4762 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
4763 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
4764 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
4765 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
4766 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
4767 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
4768 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
4769 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
4770 sat_uda_type_node, sat_uta_type_node): New macro.
4771 (make_fract_type, make_accum_type): Declare.
4772 (make_signed_fract_type, make_unsigned_fract_type,
4773 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
4774 make_signed_accum_type, make_unsigned_accum_type,
4775 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
4776 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
4777 make_or_reuse_sat_signed_fract_type,
4778 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
4779 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
4780 make_or_reuse_sat_unsigned_accum_type): New macro.
4781 (fixed_zerop): Declare.
4782 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4783 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4784 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4785 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4786 * treestruct.def: Add TS_FIXED_CST.
4787 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
4789 (tree-dump.o): Likewise.
4790 (print-tree.o): Likewise.
4791 (tree-pretty-print.o): Likewise.
4792 (fold-const.o): Likewise.
4793 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
4794 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
4795 (is_gimple_min_invariant): Handle FIXED_CST.
4796 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
4797 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4798 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4799 (layout_type): Handle FIXED_POINT_TYPE.
4800 (make_fract_type, make_accum_type): New functions.
4801 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
4802 * tree-dump.c (fixed-value.h): New include.
4803 (dump_fixed): New function.
4804 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
4805 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
4806 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
4807 * tree-pretty-print.c (fixed-value.h): New include.
4808 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
4810 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
4811 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
4812 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
4813 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
4814 for non-saturating fixed-point types.
4815 (reassociate_bb): Likewise.
4816 * emit-rtl.c (fixed-value.h): New include.
4817 (fconst0, fconst1): New array.
4818 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
4819 * tree-vect-generic.c expand_vector_operation): Support
4820 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
4822 (type_for_widest_vector_mode): Add one parameter for the
4824 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
4826 Pass the satp parameter to type_for_mode for fixed-point types.
4827 (expand_vector_operations_1): Pass the saturating flag to
4828 type_for_widest_vector_mode.
4829 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4830 and MODE_VECTOR_UACCUM.
4831 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
4832 (vectorizable_condition): Likewise.
4833 * tree.c (fixed-value.h): New include.
4834 (tree_code_size): Support FIXED_CST.
4835 (build_fixed): New function.
4836 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
4837 (fixed_zerop): New function.
4838 (tree_node_structure): Support FIXED_CST.
4839 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
4840 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
4841 (type_hash_eq): Handle FIXED_POINT_TYPE.
4842 (simple_cst_equal): Support FIXED_CST.
4843 (iterative_hash_expr): Handle FIXED_CST.
4844 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
4845 (get_narrower): Likewise.
4846 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
4847 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
4848 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
4849 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
4851 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
4852 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4853 (initializer_zerop): Support FIXED_CST.
4854 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4855 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4856 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4857 (is_base_type): Handle FIXED_POINT_TYPE.
4858 (add_type_attribute): Handle FIXED_POINT_TYPE.
4859 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4860 * print-tree.c (fixed-value.h): New include.
4861 (print_node_brief): Support FIXED_CST.
4862 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4863 * c-pretty-print.c (fixed-value.h): New include.
4864 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4865 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4866 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4867 Support fixed-point types for inner items in VECTOR_TYPE.
4868 (pp_c_direct_declarator): Likewise.
4869 (pp_c_declarator): Likewise.
4870 (pp_c_fixed_constant): New function.
4871 (pp_c_constant): Handle FIXED_CST.
4872 (pp_c_primary_expression): Likewise.
4873 (pp_c_expression): Likewise.
4874 * fold-const.c (fixed-value.h): New include.
4875 (negate_expr_p): Return true for FIXED_CST.
4876 (fold_negate_expr): Support FIXED_CST.
4877 (split_tree): Support FIXED_CST.
4878 (const_binop): Support FIXED_CST.
4879 (fold_convert_const_int_from_fixed): New function to convert from
4881 (fold_convert_const_real_from_fixed): New function to convert from
4883 (fold_convert_const_fixed_from_fixed): New function to convert from
4884 fixed to another fixed.
4885 (fold_convert_const_fixed_from_int): New function to convert from
4887 (fold_convert_const_fixed_from_real): New function to convert from
4889 (fold_convert_const): Support conversions from fixed to int, from
4890 fixed to real, from fixed to fixed, from int to fixed, and from real
4892 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4893 (operand_equal_p): Support FIXED_CST.
4894 (make_range): For fixed-point modes, we need to pass the
4895 saturating flag as the 2nd parameter.
4896 (tree_swap_operands_p): Handle FIXED_CST.
4897 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4899 (fold_unary): Support FIXED_CONVERT_EXPR.
4900 (fold_binary): Handle FIXED_CST.
4901 Make sure the type is not saturating, before associating operations.
4902 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4903 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4904 (fold_negate_const): Support FIXED_CST.
4905 (fold_relational_const): Support FIXED_CST.
4906 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4907 (gimplify_expr): Handle FIXED_CST.
4908 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4909 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4910 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4911 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4912 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4913 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4914 LONG_LONG_ACCUM_TYPE_SIZE.
4915 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4916 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4917 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4918 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4919 MODE_ACCUM, and MODE_UACCUM.
4920 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4921 fixed-point types to disable reduction.
4922 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4924 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4926 * config/rs6000/x-rs6000: New file.
4927 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4928 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4929 (EXTRA_SPEC_FUNCTIONS): Define.
4930 (HAVE_LOCAL_CPU_DETECT): Define.
4931 (CC1_CPU_SPEC): Define.
4932 * config/rs6000/driver-rs6000.c: New file.
4933 * config/rs6000/aix.h (CC1_SPEC): Define.
4934 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4935 * config.host: Add x-rs6000 to host_xmake_file if host and target
4936 are rs6000 or powerpc.
4938 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4940 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4942 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4943 Sandra Loosemore <sandra@codesourcery.com>
4944 Chao-ying Fu <fu@mips.com>
4945 Nigel Stephens <nigel@mips.com>
4946 David Ung <davidu@mips.com>
4948 * doc/invoke.texi (-mcode-readable): Document.
4949 * config/mips/mips.opt (mcode-readable): New option.
4950 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4951 * config/mips/mips.h (mips_code_readable_setting): New enum.
4952 (mips_code_readable): Declare.
4953 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4954 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4955 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4956 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4957 boiler-plate comments.
4958 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4959 * config/mips/mips.c (mips_code_readable): New variable.
4960 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4961 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4962 context and -mcode-readable setting to restrict the use of
4963 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4964 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4965 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4966 (mips_blocks_for_constant_p): Only return false for
4967 TARGET_MIPS16_PCREL_LOADS.
4968 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4969 for MIPS16. Handle SYMBOL_32_HIGH.
4970 (mips_const_insns): Allow HIGHs for MIPS16 too.
4971 (mips_unspec_address_offset): New function, split out from...
4972 (mips_unspec_address): ...here.
4973 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4974 16-bit symbolic constants. Assert approropiate conditions for
4975 using the "la" and "dla" macros.
4976 (mips_handle_option): Handle -mcode-readable=.
4977 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4978 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4979 (mips_strip_unspec_address): New function, split out from...
4980 (print_operand_reloc): ...here.
4981 (print_operand): Pass constants through mips_strip_unspec_address.
4982 (print_operand_address): Likewise.
4983 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4984 (mips_select_rtx_section): Remove MIPS16 handling.
4985 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4986 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4987 (mips16_lay_out_constants): Do nothing unless
4988 TARGET_MIPS16_PCREL_LOADS.
4989 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4990 * config/mips/mips.md: Split HIGHs for MIPS16.
4991 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4993 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4995 * config/mips/mips-protos.h (mips_emit_move): Declare.
4996 * config/mips/mips.c (mips_emit_move): New function.
4997 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4998 (mips_legitimize_const_move): Likewise.
4999 (mips_legitimize_move): Likewise.
5000 (mips_split_64bit_move): Likewise.
5001 (mips_restore_gp): Likewise.
5002 (mips_load_call_address): Likewise.
5003 (mips_emit_fcc_reload): Likewise.
5004 (mips_set_return_address): Likewise.
5005 (mips_block_move_straight): Likewise.
5006 (mips_block_move_loop): Likewise.
5007 (mips_setup_incoming_varargs): Likewise.
5008 (mips_save_reg): Likewise.
5009 (mips_expand_prologue): Likewise.
5010 (mips_restore_reg): Likewise.
5011 (mips_expand_epilogue): Likewise.
5012 (mips_output_mi_thunk): Likewise.
5013 (build_mips16_call_stub): Likewise.
5014 (mips_builtin_branch_and_move): Likewise.
5015 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5016 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5017 (fixuns_truncdfdi2): Likewise.
5018 (fixuns_truncsfsi2): Likewise.
5019 (fixuns_truncsfdi2): Likewise.
5020 (loadgp_absolute): Likewise.
5021 (builtin_setjmp_setup): Likewise.
5022 (builtin_longjmp): Likewise.
5023 (untyped_call): Likewise.
5025 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5027 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5028 an "rtx *" argument. Return a bool.
5029 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5030 values and return true if they can be split. Take the same kind of
5031 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5032 and store the lo_sum there if nonnull. Use the symbol type to
5033 determine whether a $gp or HIGH is needed.
5034 (mips_legitimize_address): Update call to mips_split_symbol and
5035 simplify accordingly.
5036 (mips_legitimize_const_move): Likewise.
5037 * config/mips/mips.md: In the combine define_split,
5038 check mips_split_symbol instead of splittable_symbolic_operand.
5039 Update use of mips_split_symbol in the generator code.
5040 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5042 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5044 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5045 (mips_symbol_insns_1): New function, split out from...
5046 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5047 and stores separately from load addresses.
5048 (mips_classify_address): Replace uses of mips_symbolic_address_p
5049 with uses of mips_symbol_insns.
5050 (mips_address_insns): Update calls to mips_symbol_insns.
5051 (mips_const_insns): Likewise.
5052 (mips_legitimize_address): Likewise.
5054 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5056 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5057 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5058 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5059 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5060 non-call contexts if TARGET_MIPS16.
5061 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5062 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5063 code for SYMBOL_ABSOLUTE.
5064 (mips_symbol_insns): Likewise.
5066 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5068 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5069 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5070 (mips_symbolic_constant_p): Likewise. Update the call to
5071 mips_classify_symbol.
5072 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5073 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5074 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5075 (print_operand_reloc): Add a context argument. Update the call to
5076 mips_symbolic_constant_p.
5077 (print_operand): Update the calls to print_operand_reloc.
5078 (print_operand_address): Use print_operand_reloc rather than
5080 (mips_rewrite_small_data_p): Add a context argument. Update the call
5081 to mips_symbolic_constant_p.
5082 (mips_small_data_pattern_1): Make DATA the containing mem.
5083 Update the call to mips_rewrite_small_data_p.
5084 (mips_rewrite_small_data_1): Likewise.
5085 (mips_use_anchors_for_symbol_p): Update the call to
5086 mips_symbolic_constant_p.
5087 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5088 (splittable_symbolic_operand): Likewise.
5089 (move_operand): Likewise.
5090 (absolute_symbolic_operand): Likewise.
5091 (got_disp_operand): Likewise.
5092 (got_page_ofst_operand): Likewise.
5094 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5096 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5097 (SYMBOL_ABSOLUTE): ...this.
5098 (SYMBOL_SMALL_DATA): Rename to...
5099 (SYMBOL_GP_RELATIVE): ...this.
5100 (SYMBOL_CONSTANT_POOL): Rename to...
5101 (SYMBOL_PC_RELATIVE): ...this.
5102 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5103 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5104 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5105 after above changes.
5106 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5107 (general_symbolic_operand): Rename to...
5108 (absolute_symbolic_operand): ...this.
5109 * config/mips/mips.md: Update after above changes.
5111 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5112 Revital Eres <eres@il.ibm.com>
5114 * ddg.c (print_ddg): Add dump information.
5115 * modulo-sched.c (print_node_sched_params): Add parameter and
5117 (calculate_maxii): Remove function.
5118 (undo_generate_reg_moves): Likewise.
5119 (undo_permute_partial_schedule): Likewise.
5120 (kernel_number_of_cycles): Likewise.
5121 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5122 (sms_schedule): Use it. Remove profitability checks.
5123 (sms_schedule_by_order): Fix order of nodes within the cycle.
5125 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5127 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5128 -profile option, add pie support.
5129 (ENDFILE_SPEC): New spec.
5130 * config/gnu.h (LIB_SPEC): Add -profile option.
5132 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5134 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5135 * config/gnu.h (LIB_SPEC): Likewise.
5137 2007-08-07 Yaz Saito <saito@google.com>
5138 Ian Lance Taylor <iant@google.com>
5140 * common.opt (finstrument-functions-exclude-function-list): New
5142 (finstrument-functions-exclude-file-list): New option.
5143 * opts.c (char_p): Define and DEF_VEC.
5144 (flag_instrument_functions_exclude_functions): New static
5146 (flag_instrument_functions_exclude_files): New static variable.
5147 (add_instrument_functions_exclude_list): New static function.
5148 (flag_instrument_functions_exclude_p): New function.
5149 (common_handle_option): Handle new options.
5150 * flags.h (flag_instrument_functions_exclude_p): Declare.
5151 * gimplify.c (gimplify_function_tree): Call
5152 flag_instrument_functions_exclude_p.
5153 * doc/invoke.texi (Option Summary): Mention new options.
5154 (Code Gen Options): Document new options.
5156 2007-08-07 Ian Lance Taylor <iant@google.com>
5158 PR rtl-optimization/32776
5159 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5160 (resolve_use): Likewise.
5161 (decompose_multiword_subregs): Remove "changed" local variable.
5163 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5165 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5166 * configure: Regenerate.
5167 * config.in: Regenerate.
5168 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5171 2007-08-07 Ian Lance Taylor <iant@google.com>
5173 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5174 note, just delete the insn.
5176 2007-08-07 Andreas Schwab <schwab@suse.de>
5179 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5182 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5184 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5185 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5186 (decompose_multiword_subregs): Use the functions above to decompose
5187 multiword shifts and zero-extends.
5189 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5191 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5192 "assemble" descriptions which were swapped.
5194 2007-08-06 Chao-ying Fu <fu@mips.com>
5196 * fixed-value.h: New file.
5197 * fixed-value.c: New file.
5198 * Makefile.in (OBJS-common): Add fixed-value.o.
5199 (fixed-value.o): New rule.
5200 (GTFILES): Add fixed-value.h.
5201 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5202 to compare a.low and b.low.
5203 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5205 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5206 Daniel Jacobowitz <dan@codesourcery.com>
5209 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5211 (x86_64-*-netbsd*): Likewise.
5212 (x86_64-*-linux*): Likewise.
5213 (x86_64-*-kfreebsd*-gnu): Likewise.
5214 (x86_64-*-knetbsd*-gnu): Likewise.
5215 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5217 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5219 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5220 Add -fno-asynchronous-unwind-tables.
5222 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5223 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5224 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5225 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5226 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5228 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5230 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5231 (TARGET_C_MODE_FOR_SUFFIX): New.
5233 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5235 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5237 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5239 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5241 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5243 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5244 before checking function returns in conditional expressions.
5246 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5249 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5251 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5254 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5255 for INTEGRAL_TYPE_P.
5257 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5259 * configure.ac: Remove --enable-checking=df from default settings.
5260 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5261 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5262 if the parameter is true.
5263 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5264 DF_VERIFY_SCHEDULED flag is true.
5265 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5266 (df_finish_pass): Adjust prototype.
5267 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5270 * see.c (pass_see): Add TODO_df_verify.
5271 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5272 * global.c (rest_of_handle_global_alloc): Schedule verification
5274 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5276 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5277 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5278 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5280 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5281 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5282 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5284 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5285 Revital Eres <eres@il.ibm.com>
5287 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5289 * ddg.c (create_ddg_dependence): Rename to...
5290 (create_ddg_dep_from_intra_loop_link): This. Do not check
5291 for interloop edges. Do not create anti dependence edge when
5292 a true dependence edge exists in the opposite direction and
5293 -fmodulo-sched-allow-regmoves is set.
5294 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5295 (add_cross_iteration_register_deps): Create anti dependence edge
5296 when -fno-modulo-sched-allow-regmoves is set.
5297 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5299 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5301 * config/arm/arm.md (movsi): Add braces.
5303 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5306 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5307 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5310 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5312 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5313 state accessor functions.
5314 * cfgloopmanip.c (remove_path, create_preheaders,
5315 force_single_succ_latches, fix_loop_structure): Ditto.
5316 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5317 tree_duplicate_loop_to_header_edge): Ditto.
5318 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5319 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5321 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5322 cleanup_tree_cfg): Ditto.
5323 * tree-cfg.c (tree_merge_blocks): Ditto.
5324 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5325 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5326 loop_preheader_edge, single_exit): Ditto.
5327 (flow_loops_find): Do not clear loops->state.
5328 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5329 loops_state_clear): New functions.
5331 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5334 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5335 when adding to the base and convert ELT to sizetype instead of type.
5337 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5340 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5341 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5343 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5346 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5347 correct type the negate expression.
5349 2007-08-03 Jan Hubicka <jh@suse.cz>
5351 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5354 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5356 * config/rs6000/rs6000.c (struct processor_cost): Change
5357 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5358 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5360 (rios1_costs, rios2_cost): Correct cache line size.
5361 (rs6000_override_options): Set l2-cache-size parameter.
5363 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5364 Diego Novillo <dnovillo@google.com>
5367 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5368 if the range includes 0.
5370 2007-08-03 Ben Elliston <bje@au.ibm.com>
5372 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5373 mode to unspec expressions to silence a warning from the generator
5376 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5378 * config/ia64/constraints.md ("U"): Make constraint vector only.
5380 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5383 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5384 always_inline attribute on the function decl.
5386 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5389 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5390 if we are compiling with -fPIC.
5392 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5393 Nigel Stephens <nigel@mips.com>
5395 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5396 Define for MIPS32 and MIPS64.
5398 2007-08-02 Nick Clifton <nickc@redhat.com>
5400 * config/host-hpux.c: Change copyright header to refer to version
5401 3 of the GNU General Public License and to point readers at the
5402 COPYING3 file and the FSF's license web page.
5403 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5404 config/alpha/linux.h, config/alpha/alpha.opt,
5405 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5406 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5407 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5408 config/alpha/alpha.h, config/alpha/sync.md,
5409 config/alpha/openbsd.h, config/alpha/alpha.md,
5410 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5411 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5412 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5413 config/alpha/constraints.md, config/alpha/osf.h,
5414 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5415 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5416 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5417 config/frv/frv-asm.h, config/frv/frv-protos.h,
5418 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5419 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5420 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5421 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5422 config/s390/s390.opt, config/s390/s390-modes.def,
5423 config/s390/fixdfdi.h, config/s390/constraints.md,
5424 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5425 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5426 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5427 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5428 config/m32c/prologue.md, config/m32c/m32c.abi,
5429 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5430 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5431 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5432 config/m32c/jump.md, config/m32c/shift.md,
5433 config/m32c/m32c-protos.h, config/libgloss.h,
5434 config/spu/spu-protos.h, config/spu/predicates.md,
5435 config/spu/spu-builtins.h, config/spu/spu.c,
5436 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5437 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5438 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5439 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5440 config/sparc/hypersparc.md, config/sparc/predicates.md,
5441 config/sparc/linux.h, config/sparc/sp64-elf.h,
5442 config/sparc/supersparc.md, config/sparc/cypress.md,
5443 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5444 config/sparc/niagara.md, config/sparc/sparc.md,
5445 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5446 config/sparc/sparc.opt, config/sparc/sync.md,
5447 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5448 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5449 config/sparc/sparc.c, config/sparc/little-endian.opt,
5450 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5451 config/sparc/linux64.h, config/sparc/freebsd.h,
5452 config/sparc/sol2.h, config/sparc/rtemself.h,
5453 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5454 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5455 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5456 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5457 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5458 config/m32r/linux.h, config/m32r/constraints.md,
5459 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5460 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5461 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5462 config/i386/i386.md, config/i386/netware-crt0.c,
5463 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5464 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5465 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5466 config/i386/sol2.h, config/i386/constraints.md,
5467 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5468 config/i386/predicates.md, config/i386/geode.md,
5469 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5470 config/i386/freebsd64.h, config/i386/vxworksae.h,
5471 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5472 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5473 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5474 config/i386/netware.h, config/i386/i386-modes.def,
5475 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5476 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5477 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5478 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5479 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5480 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5481 config/i386/xm-mingw32.h, config/i386/linux64.h,
5482 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5483 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5484 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5485 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5486 config/i386/cygwin2.c, config/i386/i386-protos.h,
5487 config/i386/sync.md, config/i386/openbsd.h,
5488 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5489 config/i386/nto.h, config/i386/biarch64.h,
5490 config/i386/i386-coff.h, config/i386/freebsd.h,
5491 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5492 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5493 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5494 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5495 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5496 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5497 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5498 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5499 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5500 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5501 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5502 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5503 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5504 config/sh/superh64.h, config/sh/rtemself.h,
5505 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5506 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5507 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5508 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5509 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5510 config/avr/predicates.md, config/avr/constraints.md,
5511 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5512 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5513 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5514 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5515 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5516 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5517 config/c4x/predicates.md, config/c4x/c4x.h,
5518 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5519 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5520 config/xtensa/linux.h, config/xtensa/xtensa.h,
5521 config/xtensa/elf.h, config/xtensa/xtensa.md,
5522 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5523 config/xtensa/xtensa-protos.h, config/dbx.h,
5524 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5525 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5526 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5527 config/host-solaris.c, config/fr30/fr30.h,
5528 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5529 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5530 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5531 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5532 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5533 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5534 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5535 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5536 config/cris/predicates.md, config/cris/linux.h,
5537 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5538 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5539 config/cris/aout.opt, config/cris/cris-protos.h,
5540 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5541 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5542 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5543 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5544 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5545 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5546 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5547 config/chorus.h, config/mn10300/mn10300.c,
5548 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5549 config/mn10300/mn10300.h, config/mn10300/linux.h,
5550 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5551 config/mn10300/mn10300.md, config/ia64/predicates.md,
5552 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5553 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5554 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5555 config/ia64/freebsd.h, config/ia64/ia64.md,
5556 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5557 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5558 config/gofast.h, config/rtems.h, config/sol2-10.h,
5559 config/m68k/predicates.md, config/m68k/m68k.md,
5560 config/m68k/linux.h, config/m68k/m68k-modes.def,
5561 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5562 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5563 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5564 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5565 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5566 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5567 config/m68k/constraints.md, config/m68k/rtemself.h,
5568 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5569 config/m68k/uclinux.h, config/rs6000/power4.md,
5570 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5571 config/rs6000/linux.h, config/rs6000/eabi.h,
5572 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5573 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5574 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5575 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5576 config/rs6000/windiss.h, config/rs6000/603.md,
5577 config/rs6000/aix41.h, config/rs6000/cell.md,
5578 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5579 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5580 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5581 config/rs6000/default64.h, config/rs6000/7xx.md,
5582 config/rs6000/darwin.opt, config/rs6000/spe.md,
5583 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5584 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5585 config/rs6000/7450.md, config/rs6000/linux64.h,
5586 config/rs6000/constraints.md, config/rs6000/440.md,
5587 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
5588 config/rs6000/rs6000.c, config/rs6000/aix52.h,
5589 config/rs6000/rs6000.h, config/rs6000/power6.md,
5590 config/rs6000/predicates.md, config/rs6000/altivec.md,
5591 config/rs6000/aix64.opt, config/rs6000/rios1.md,
5592 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
5593 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
5594 config/rs6000/darwin7.h, config/rs6000/dfp.md,
5595 config/rs6000/linux64.opt, config/rs6000/sync.md,
5596 config/rs6000/vxworksae.h, config/rs6000/power5.md,
5597 config/rs6000/lynx.h, config/rs6000/biarch64.h,
5598 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
5599 config/rs6000/eabispe.h, config/rs6000/e500.h,
5600 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
5601 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
5602 config/rs6000/aix.h, config/rs6000/vxworks.h,
5603 config/rs6000/40x.md, config/rs6000/aix51.h,
5604 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
5605 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
5606 config/arc/arc.h, config/mcore/mcore-elf.h,
5607 config/mcore/mcore-protos.h, config/mcore/predicates.md,
5608 config/mcore/mcore.md, config/mcore/mcore.c,
5609 config/mcore/mcore.opt, config/mcore/mcore.h,
5610 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
5611 config/score/predicates.md, config/score/score-version.h,
5612 config/score/score-protos.h, config/score/misc.md,
5613 config/score/elf.h, config/score/score.c, config/score/mac.md,
5614 config/score/score7.md, config/score/score.h,
5615 config/score/score-conv.h, config/score/score-mdaux.c,
5616 config/score/score.md, config/score/score.opt,
5617 config/score/score-modes.def, config/score/score-mdaux.h,
5618 config/score/mul-div.S, config/arm/uclinux-elf.h,
5619 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
5620 config/arm/symbian.h, config/arm/linux-elf.h,
5621 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
5622 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
5623 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
5624 config/arm/strongarm-pe.h, config/arm/arm.h,
5625 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
5626 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
5627 config/arm/arm-modes.def, config/arm/linux-eabi.h,
5628 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
5629 config/arm/arm-cores.def, config/arm/arm-protos.h,
5630 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
5631 config/arm/wince-pe.h, config/arm/neon.md,
5632 config/arm/constraints.md, config/arm/neon.ml,
5633 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
5634 config/arm/arm.opt, config/arm/arm926ejs.md,
5635 config/arm/predicates.md, config/arm/iwmmxt.md,
5636 config/arm/arm_neon.h, config/arm/unknown-elf.h,
5637 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
5638 config/arm/neon-testgen.ml, config/arm/arm.md,
5639 config/arm/xscale-coff.h, config/arm/pe.c,
5640 config/arm/arm-generic.md, config/arm/pe.h,
5641 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
5642 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
5643 config/arm/strongarm-elf.h, config/arm/cirrus.md,
5644 config/arm/netbsd-elf.h, config/arm/vxworks.h,
5645 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
5646 config/pa/predicates.md, config/pa/pa64-hpux.h,
5647 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
5648 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
5649 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
5650 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
5651 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5652 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
5653 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
5654 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
5655 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
5656 config/pa/pa64-regs.h, config/pa/pa-modes.def,
5657 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
5658 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
5659 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
5660 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
5661 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
5662 config/mips/linux64.h, config/mips/elforion.h,
5663 config/mips/constraints.md, config/mips/generic.md,
5664 config/mips/predicates.md, config/mips/4300.md,
5665 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
5666 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
5667 config/mips/5k.md, config/mips/vr4120-div.S,
5668 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
5669 config/mips/mips-protos.h, config/mips/6000.md,
5670 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
5671 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
5672 config/mips/mips-modes.def, config/mips/vr.h,
5673 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
5674 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
5675 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
5676 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
5677 config/vax/openbsd1.h, config/vax/netbsd.h,
5678 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
5679 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
5680 config/h8300/rtems.h, config/h8300/predicates.md,
5681 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
5682 config/h8300/h8300.md, config/h8300/h8300.opt,
5683 config/h8300/coff.h, config/h8300/h8300-protos.h,
5684 config/v850/v850.md, config/v850/predicates.md,
5685 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
5686 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
5687 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
5688 config/mmix/mmix.h, config/mmix/predicates.md,
5689 config/mmix/mmix-protos.h, config/mmix/mmix.md,
5690 config/mmix/mmix.c, config/mmix/mmix.opt,
5691 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
5692 config/bfin/rtems.h, config/bfin/bfin-modes.def,
5693 config/bfin/predicates.md, config/bfin/bfin-protos.h,
5694 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
5697 2007-08-02 Richard Sandiford <richard@codesourcery.com>
5699 * emit-rtl.c (reset_used_decls): Rename to...
5700 (set_used_decls): ...this. Set the used flag rather than clearing it.
5701 (unshare_all_rtl_again): Update accordingly. Set flags on argument
5702 DECL_RTLs rather than resetting them.
5704 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
5706 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
5708 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5710 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
5711 argument to find_reloads_address.
5713 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
5715 PR tree-optimization/32919
5716 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
5717 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
5718 (coalesce_ssa_name): Call it.
5720 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
5721 David Ung <davidu@mips.com>
5723 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
5724 (__mips16_unorddf2, __mips16_floatunsidf): New.
5725 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
5727 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
5729 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5731 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
5732 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
5733 * tree.h (OMP_SECTIONS_CONTROL): New macro.
5734 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
5735 * omp-low.c (get_ws_args_for, determine_parallel_type,
5736 expand_omp_for_generic, expand_omp_for_static_nochunk,
5737 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5738 Work with more precise CFG.
5739 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
5740 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
5742 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
5743 * gimple-low.c (lower_stmt): Ditto.
5744 * tree-inline.c (estimate_num_insns_1): Ditto.
5745 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
5746 (OMP_SECTIONS_SWITCH): New.
5747 * tree-cfgcleanup.c (cleanup_omp_return): New.
5748 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
5749 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
5750 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
5751 (tree_redirect_edge_and_branch): Handle omp constructs.
5753 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
5754 with three arguments.
5756 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5758 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
5761 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5763 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
5764 the loop structures may need fixing.
5765 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
5767 (cleanup_tree_cfg_loop): Removed.
5768 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
5769 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
5770 instead of running cleanup_tree_cfg_loop.
5771 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
5772 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
5773 (tree_predictive_commoning): Declaration changed.
5774 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
5776 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
5778 * doc/invoke.texi (l1-cache-size): Update documentation.
5779 (l2-cache-size): Document.
5780 * params.h (L2_CACHE_SIZE): New macro.
5781 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
5782 that L1_CACHE_SIZE is in kB now.
5783 (L2_CACHE_SIZE_BYTES): New macro.
5784 (tree_ssa_prefetch_arrays): Show size in kB.
5785 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
5786 and l2_cache_size fields.
5787 * config/i386/driver-i386.c (describe_cache): Detect cache size
5789 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
5790 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
5791 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
5792 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
5793 (override_options): Set l1-cache-size and l2-cache-size to default
5794 values if not specified otherwise.
5795 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
5796 (PARAM_L2_CACHE_SIZE): New.
5798 2007-08-01 Nigel Stephens <nigel@mips.com>
5799 David Ung <davidu@mips.com>
5800 Thiemo Seufer <ths@mips.com>
5801 Chris Dearman <chris@mips.com>
5802 Richard Sandiford <richard@codesourcery.com>
5804 * config.gcc (mips*-sde-elf*): New stanza.
5805 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
5806 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
5807 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
5808 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
5809 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
5810 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
5812 * config/mips/sde.h: New file.
5813 * config/mips/t-libgcc-mips16: Likewise.
5814 * config/mips/t-sde: Likewise.
5815 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
5816 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
5817 _MIPS_FPSET and _MIPS_SZINT.
5818 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
5819 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
5820 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
5821 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
5822 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5823 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5824 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
5825 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
5826 _MIPS_SZPTR and _MIPS_FPSET.
5827 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
5828 architecture is specified.
5829 (MIPS_32BIT_OPTION_SPEC): New macro.
5831 2007-07-31 Dan Hipschman <dsh@google.com>
5833 * gcc.c (end_going_arg): New function.
5834 (do_spec_2): Use it.
5835 (do_spec_1): Use it.
5837 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
5839 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
5840 only if ENABLE_CHECKING is defined.
5842 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
5844 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
5845 df_ru_add_problem, df_ru_get_bb_info): Removed.
5846 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
5847 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
5848 df_ru_free_bb_info, df_ru_alloc,
5849 df_ru_bb_local_compute_process_def,
5850 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
5851 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
5852 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
5853 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5854 df_ru_add_problem): Removed.
5856 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5859 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5860 (casesi32p, casesi64p): Likewise.
5861 (casesi): Adjust for above.
5863 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5865 * mode-switching.c (create_pre_exit): Don't search past calls.
5867 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5869 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5871 2007-07-31 Revital Eres <eres@il.ibm.com>
5873 * ddg.c (add_deps_for_def): Rename to...
5874 (add_cross_iteration_register_deps): This. Change implementation
5875 to use only reaching def and def-use chains to construct the
5876 inter loop dependencies.
5877 (add_deps_for_use): Remove function.
5878 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5879 function to build the inter loop dependencies.
5880 * modulo-sched.c (sms_schedule): Build only
5881 reaching def and def-use chains for the propose of the ddg
5884 2007-07-31 Julian Brown <julian@codesourcery.com>
5886 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5887 New define_insns. Use correct RTL.
5888 (vec_set<mode>): Write as expander.
5890 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5892 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5893 to an unallocated space.
5895 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5898 (split_constant_offset): Enable split_constant_offset to extract
5899 constants from other statements.
5900 * tree-vect-transform.c
5901 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5902 to a temp var. Force base_offset to be simple.
5904 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5906 * df-scan.c (df_scan_verify): Remove artificial limit on
5907 the number of blocks for verification.
5908 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5909 df_simulate_defs): Avoid unnecessary insn checking for defs.
5911 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5913 * config/m68k/lb1sf68.asm (FUNC): New macro.
5915 (__udivsi3): Likewise.
5916 (__divsi3): Likewise.
5917 (__umodsi3): Likewise.
5918 (__modsi3): Likewise.
5919 (__subdf3): Likewise.
5920 (__adddf3): Likewise.
5921 (__muldf3): Likewise.
5922 (__divdf3): Likewise.
5923 (__negdf2): Likewise.
5924 (__cmpdf2): Likewise.
5925 (__subsf3): Likewise.
5926 (__addsf3): Likewise.
5927 (__mulsf3): Likewise.
5928 (__divsf3): Likewise.
5929 (__negsf2): Likewise.
5930 (__cmpsf2): Likewise.
5931 (__eqdf2): Likewise.
5932 (__nedf2): Likewise.
5933 (__gtdf2): Likewise.
5934 (__gedf2): Likewise.
5935 (__ltdf2): Likewise.
5936 (__ledf2): Likewise.
5937 (__eqsf2): Likewise.
5938 (__nesf2): Likewise.
5939 (__gtsf2): Likewise.
5940 (__gesf2): Likewise.
5941 (__ltsf2): Likewise.
5942 (__lesf2): Likewise.
5944 2007-07-30 Ollie Wild <aaw@google.com>
5946 * c-ppoutput.c (print_lines_directives_only): New function.
5947 (scan_translation_unit_directives_only): New function.
5948 (preprocess_file): Add call to scan_translation_unit_directives_only.
5949 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5950 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5951 -fdirectives-only. Add errors for -fdirectives-only conflict with
5952 -Wunused-macros and -traditional.
5953 (finish_options): Add builtin macro initialization for
5954 -fdirectives-only + -fpreprocessed.
5955 * c.opt (fdirectives-only): New.
5956 * doc/cppopts.texi (fdirectives-only): New.
5958 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5960 * alias.c (record_set, memory_modified_1): Constify.
5961 * bt-load.c (note_btr_set): Likewise.
5962 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5963 * combine.c (set_nonzero_bits_and_sign_copies,
5964 expand_field_assignment, record_dead_and_set_regs_1,
5965 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5966 likely_spilled_retval_1): Likewise.
5967 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5968 frv_io_handle_set): Likewise.
5969 * config/mips/mips.c (mips_sim_record_set,
5970 vr4130_true_reg_dependence_p_1): Likewise.
5971 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5972 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5973 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5974 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5975 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5976 * ddg.c (mark_mem_store): Likewise.
5977 * df-problems.c (df_urec_mark_reg_change): Likewise.
5978 * function.c (update_epilogue_consts): Likewise.
5979 * gcse.c (record_set_info, record_last_set_info,
5980 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5981 reg_clear_last_set): Likewise.
5982 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5984 * jump.c (reversed_comparison_code_parts): Likewise.
5985 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5986 reg_is_set): Likewise.
5987 * loop-iv.c (mark_altered): Likewise.
5988 * mode-switching.c (reg_becomes_live): Likewise.
5989 * optabs.c (no_conflict_move_test): Likewise.
5990 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5992 * postreload.c (reload_combine_note_store, move2add_note_store):
5994 * regmove.c (flags_set_1): Likewise.
5995 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5997 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5999 * resource.c (update_live_status): Likewise.
6000 * rtl.h (set_of, note_stores): Likewise.
6001 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6002 note_stores, parms_set): Likewise.
6003 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6004 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6006 * var-tracking.c (count_stores, add_stores): Likewise.
6008 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * alias.c (mems_in_disjoint_alias_sets_p,
6011 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6012 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6013 write_dependence_p, mems_in_disjoint_alias_sets_p,
6014 read_dependence, true_dependence, canon_true_dependence,
6015 anti_dependence, output_dependence): Constify.
6016 * combine.c (extended_count): Likewise.
6017 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6018 * cselib.c (get_value_hash, references_value_p,
6019 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6020 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6021 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6022 * function.c (contains, prologue_epilogue_contains,
6023 sibcall_epilogue_contains): Likewise.
6024 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6025 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6026 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6027 reg_or_subregno): Likewise.
6028 * recog.c (asm_noperands): Likewise.
6029 * reload1.c (function_invariant_p): Likewise.
6030 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6031 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6032 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6033 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6034 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6035 extended_count, prologue_epilogue_contains,
6036 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6037 canon_true_dependence, read_dependence, anti_dependence,
6038 output_dependence): Likewise.
6039 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6041 2007-07-30 Julian Brown <julian@codesourcery.com>
6043 * config/arm/neon.md (V_ext): New mode attribute.
6044 (neon_vget_lane<mode>): Replace with define_expand.
6045 (neon_vget_lane<mode>_sext_internal)
6046 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6047 and quad precision vectors.
6048 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6049 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6050 have typeless 32-bit result.
6052 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6055 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6057 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6058 use sizetype for rest.
6059 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6060 (aff_combination_convert): Don't convert rest for pointer types.
6062 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6064 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6066 * tree-ssa-alias.c: Add alloc-pool.h.
6067 (init_alias_info): Free alias_bitmap_obstack.
6068 (delete_alias_info): Call delete_mem_ref_stats.
6069 (get_mem_sym_stats_for): Use alloc_pool.
6070 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6071 (delete_mem_sym_stats): Removed.
6073 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6075 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6076 functions cannot be represented as classical distance vectors.
6078 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6080 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6081 * builtins.c (validate_arg, builtin_mathfn_code,
6082 validate_arglist): Likewise.
6083 * calls.c (call_expr_flags): Likewise.
6084 * combine.c (reg_nonzero_bits_for_combine,
6085 reg_num_sign_bit_copies_for_combine, get_last_value,
6086 reg_truncated_to_mode): Likewise.
6087 * emit-rtl.c (subreg_lowpart_p): Likewise.
6088 * expr.c (highest_pow2_factor_for_target,
6089 categorize_ctor_elements_1, categorize_ctor_elements,
6090 count_type_elements, contains_packed_reference,
6091 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6092 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6093 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6094 native_encode_int, native_encode_real, native_encode_complex,
6095 native_encode_vector, native_encode_expr, native_interpret_int,
6096 native_interpret_real, native_interpret_complex,
6097 native_interpret_vector, native_interpret_expr): Likewise.
6098 * function.c (use_register_for_decl): Likewise.
6099 * gimplify.c (get_name): Likewise.
6100 * langhooks-def.h (lhd_return_null_const_tree): New.
6101 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6102 * langhooks.c (lhd_return_null_const_tree): New.
6103 * langhooks.h (lang_get_callee_fndecl): Constify.
6104 * output.h (constructor_static_from_elts_p): Likewise.
6105 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6106 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6107 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6108 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6109 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6110 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6111 * rtlhooks-def.h (reg_nonzero_bits_general,
6112 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6114 * rtlhooks.c (reg_num_sign_bit_copies_general,
6115 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6117 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6118 * stor-layout.c (mode_for_size_tree): Likewise.
6119 * tree-ssa-loop-im.c (memref_eq): Likewise.
6120 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6121 * tree.c (contains_placeholder_p, type_list_equal,
6122 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6124 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6125 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6126 contains_placeholder_p, contains_packed_reference,
6127 get_callee_fndecl, operand_equal_for_phi_arg_p,
6128 warn_if_unused_value, is_body_block, native_encode_expr,
6129 native_interpret_expr, fold_convertible_p, operand_equal_p,
6130 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6131 validate_arglist, simple_cst_equal, type_list_equal,
6132 use_register_for_decl, call_expr_flags, get_name,
6133 highest_pow2_factor): Likewise.
6134 (const_call_expr_arg_iterator_d,
6135 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6136 first_const_call_expr_arg, more_const_call_expr_args_p,
6137 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6138 * varasm.c (constructor_static_from_elts_p): Constify.
6140 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6142 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6143 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6144 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6145 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6146 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6147 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6148 spelling conventions.
6149 * doc/invoke.texi: Follow spelling conventions.
6151 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6152 Revital Eres <eres@il.ibm.com>
6154 * modulo-sched.c (sms_schedule): Avoid loops which includes
6155 auto-increment instructions.
6157 2007-07-28 Richard Guenther <rguenther@suse.de>
6160 * fold-const.c (fold_cond_expr_with_comparison): Convert
6161 operand zero of MIN/MAX_EXPR to correct type.
6163 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6165 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6166 flags_from_decl_or_type): Constify.
6167 * gcc.c (do_spec_1): Likewise.
6168 * print-tree.c (dump_addr, print_node_brief): Likewise.
6169 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6170 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6171 tree_purge_all_dead_eh_edges): Likewise.
6172 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6173 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6175 * tree.c (expr_location, expr_has_location, expr_locus,
6176 expr_filename, expr_lineno, get_inner_array_type,
6177 fields_compatible_p): Likewise.
6178 * tree.h (get_inner_array_type, fields_compatible_p,
6179 expr_location, expr_has_location, expr_locus, expr_filename,
6180 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6181 setjmp_call_p, alloca_call_p): Likewise.
6183 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6185 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6186 TV_FLOW_INSENSITIVE.
6188 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6190 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6191 (compute_flow_insensitive_aliasing): Ditto for
6192 TV_FLOW_INSENSITIVE.
6194 2007-07-27 Jan Hubicka <jh@suse.cz>
6196 * config/i386/i386.c (register_move_cost): Remove accidentally
6197 comitted #if 0 block.
6199 * attribs.c: Include hashtab.h
6200 (attribute_hash): New.
6201 (substring): New structure.
6202 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6204 (init_attributes): Initialize attribute hash.
6205 (decl_attributes): Use attribute hash.
6206 * Makefile.in (attribs.c): Depend on hashtab.h.
6208 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6210 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6212 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6214 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6215 __mips_dspr2 and __mips_dsp_rev macros.
6216 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6218 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6220 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6222 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6226 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6227 and the updating of the live and do_not_gen sets.
6228 (df_note_bb_compute): Added updating of live and do_not_gen sets
6229 for regular defs so that the case of clobber inside conditional
6230 call is processed correctly.
6232 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6234 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6235 operands with compatible type.
6237 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6239 * expr.h (store_bit_field): Don't return a value.
6240 * expmed.c (check_predicate_volatile_ok): New function.
6241 (store_bit_field_1): New function, extracted from store_bit_field.
6242 Take a fallback_p argument and return true if the operation succeeded.
6243 Only use store_fixed_bit_field if fallback_p. Don't recompute
6244 mode_for_extraction; use op_mode instead. Try forcing memories
6245 into registers if the insv expander fails.
6246 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6247 Don't return a value.
6248 (convert_extracted_bit_field): New function, extracted from
6250 (extract_bit_field_1): Likewise. Take a fallback_p argument
6251 and return NULL if the operation succeeded. Only use
6252 extract_fixed_bit_field if fallback_p. Only calculate one
6253 extraction mode. Combine code for extv and extzv. Try forcing
6254 memories into registers if the ext(z)v expander fails.
6255 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6257 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6259 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6261 (df_ref): Likewise. Put regno with other integer fields.
6263 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6265 * df.h (df_mw_hardreg): Remove "loc" field.
6266 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6268 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6269 split out from df_set_unused_notes_for_mw. Return false for
6270 partial references. Assert that mw_reg is a REG when returning true.
6271 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6272 (df_whole_mw_reg_dead_p): New function, split out from
6273 df_set_dead_notes_for_mw. Return false for partial references.
6274 Assert that mw_reg is a REG when returning true.
6275 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6276 Remove redundant bitmap check.
6278 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6280 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6281 ($(T)crtend.o): Likwise.
6282 ($(T)crtbeginS.o): Likwise.
6283 ($(T)crtendS.o): Likwise.
6284 ($(T)crtfastmath.o): Likwise.
6286 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6288 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6289 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6290 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6291 and x_n_bbs_in_dom_tree fields.
6293 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6295 PR tree-optimization/32087
6296 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6297 Do not call scale_bbs_frequencies_int with prob of zero.
6299 2007-07-26 Julian Brown <julian@codesourcery.com>
6301 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6302 (neon_element_bits): Add prototypes.
6303 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6304 (neon_const_bounds, neon_element_bits): New functions.
6305 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6306 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6307 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6308 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6309 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6310 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6311 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6312 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6313 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6314 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6315 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6316 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6317 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6319 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6321 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6322 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6324 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6325 Julian Brown <julian@codesourcery.com>
6327 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6328 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6329 * config/arm/cortex-a8.md: New.
6330 * config/arm/cortex-a8-neon.md: New.
6331 * config/arm/neon-schedgen.ml: New.
6332 * config/arm/neon.md (vqh_mnem): New.
6334 (Is_float_mode): New.
6335 (Scalar_mul_8_16): New.
6337 (V_mode_nunits): New.
6338 (All instruction patterns): Annotate with neon_type attribute
6340 * config/arm/arm.md: Include cortex-a8.md.
6341 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6343 Annotate instruction patterns accordingly.
6344 (generic_sched): Do not use generic scheduling for Cortex-A8.
6345 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6347 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6349 * fold-const.c (fold_read_from_constant_string): Use
6351 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6353 2007-07-26 Nick Clifton <nickc@redhat.com>
6355 * tree-ssa-operands.h: Change copyright header to refer to version
6356 3 of the GNU General Public License and to point readers at the
6357 COPYING3 file and the FSF's license web page.
6358 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6359 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6360 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6361 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6362 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6363 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6364 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6365 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6366 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6367 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6368 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6369 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6370 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6371 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6372 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6373 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6374 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6375 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6376 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6377 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6378 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6379 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6380 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6381 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6382 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6383 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6384 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6385 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6386 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6387 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6388 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6389 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6390 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6391 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6392 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6393 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6394 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6395 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6396 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6397 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6398 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6399 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6400 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6401 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6402 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6403 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6404 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6405 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6406 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6407 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6408 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6409 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6410 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6411 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6412 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6413 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6414 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6415 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6416 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6417 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6418 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6419 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6420 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6421 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6422 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6423 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6424 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6425 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6426 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6427 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6428 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6429 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6430 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6431 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6432 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6433 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6434 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6435 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6436 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6437 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6438 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6439 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6440 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6441 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6442 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6443 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6444 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6445 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6446 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6447 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6448 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6449 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6450 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6451 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6452 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6453 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6454 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6455 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6456 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6457 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6458 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6459 convert.c, convert.h, langhooks-def.h, reload1.c,
6460 tree-ssa-operands.c: Likewise.
6462 2007-07-26 Jan Hubicka <jh@suse.cz>
6464 * tree-ssa-live.c: Include debug.h and flags.h.
6465 (mark_scope_block_unused): New function.
6466 (remove_unused_scope_block_p): New function.
6467 (remove_unused_locals): Remove unused blocks too.
6469 2007-07-25 Ian Lance Taylor <iant@google.com>
6471 * combine.c (combine_max_regno): Remove. Remove all uses.
6472 (struct reg_stat_struct): Rename from struct reg_stat.
6473 (reg_stat_type): Define, and declare VECs.
6474 (reg_stat): Change from pointer to VEC. Change all uses.
6475 (combine_split_insns): New static function.
6476 (try_combine, find_split_point): Call it instead of split_insns.
6478 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6480 * cfghooks.c (split_block): Fix the information about loop latch.
6482 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6484 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6486 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6488 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6489 Scan the new edge for loop exit info.
6491 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6493 * config/darwin.c: Include debug.h.
6495 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6498 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6500 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6502 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6503 (HARD_REGNO_MODE_OK): Ditto.
6504 (MODES_TIEABLE_P): Ditto.
6505 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6506 (CLASS_MAX_NREGS): Ditto.
6507 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6508 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6509 (divdf3_internal_thr): Removed.
6510 * config/ia64/div.md: New file.
6511 * config/ia64/constraints.md: Add H constraint.
6513 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6515 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6516 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6517 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6518 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6519 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6520 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6521 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6522 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6523 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6524 dump_sbitmap_file, debug_sbitmap, popcount_table,
6525 sbitmap_popcount): Constify.
6526 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6527 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6528 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6529 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6530 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6531 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6532 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6533 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6534 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6535 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6536 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6538 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6540 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6541 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6542 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6543 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6544 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6545 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6546 bitmap_intersect_p, bitmap_intersect_compl_p,
6547 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6548 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6550 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6551 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6552 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6553 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6554 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6555 debug_bitmap, debug_bitmap_file, bitmap_print,
6556 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6557 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6559 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6561 * config/darwin.c (darwin_override_options): Additional fix for
6562 debug info formats that don't support var tracking.
6564 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6566 * cselib.c (entry_and_rtx_equal_p): Constify.
6567 * gengtype.c (output_mangled_typename, write_types, write_local):
6569 * gengtype.h (const_type_p): New.
6570 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6572 * tlink.c (scan_linker_output): De-constify.
6573 * tree-ssa-loop-im.c (memref_eq): Constify.
6574 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6575 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6577 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6579 * c-common.c (fname_as_string, c_type_hash): Constify.
6580 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6581 * cgraph.c (edge_hash, edge_eq): Likewise.
6582 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6583 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6584 reg_attrs_htab_eq): Likewise.
6585 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
6587 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
6588 const_decl_t, const_state_t, const_automata_list_el_t): New.
6589 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
6590 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
6591 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
6592 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
6593 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
6594 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
6595 compare_max_occ_cycle_nums, out_state_arcs_num,
6596 compare_transition_els_num, units_cmp, state_reservs_cmp):
6598 * genmodes.c (cmp_modes): Likewise.
6599 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
6600 * gimplify.c (compare_case_labels): Likewise.
6601 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
6602 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
6603 * matrix-reorg.c (mtt_info_hash): Likewise.
6604 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
6605 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
6606 (htab_hash_bucket, htab_hash_elem): Constify.
6607 * tree-browser.c (TB_parent_eq): Likewise.
6608 * tree-scalar-evolution.c (hash_scev_info): Likewise.
6609 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
6610 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
6611 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
6613 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
6614 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
6615 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
6616 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
6617 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
6619 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
6620 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
6621 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
6622 * tree-ssa-threadupdate.c (redirection_data_hash,
6623 redirection_data_eq): Likewise.
6624 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
6625 * tree-ssa.c (var_ann_eq): Likewise.
6626 * tree-vrp.c (compare_case_labels): Likewise.
6627 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
6628 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
6629 tree_not_check_failed, tree_class_check_failed,
6630 tree_range_check_failed, tree_not_class_check_failed,
6631 omp_clause_check_failed, omp_clause_range_check_failed,
6632 tree_contains_struct_check_failed, tree_operand_check_failed):
6634 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
6635 tree_not_check_failed, tree_class_check_failed,
6636 tree_range_check_failed, tree_not_class_check_failed,
6637 tree_operand_check_failed, omp_clause_operand_check_failed,
6638 tree_operand_length): Likewise.
6639 * var-tracking.c (const_variable): New.
6640 (variable_htab_hash, variable_htab_eq): Constify.
6641 * varasm.c (const_desc_hash): Likewise.
6643 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * expr.c (handled_component_p): Constify.
6646 * fold-const.c (fit_double_type): Likewise.
6647 * real.h (real_value_from_int_cst): Likewise.
6648 * tree-flow-inline.h (gimple_in_ssa_p,
6649 gimple_aliases_computed_p, gimple_addressable_vars,
6650 gimple_call_clobbered_vars, gimple_referenced_vars,
6651 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
6652 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
6653 may_aliases, end_readonly_imm_use_p, has_zero_uses,
6654 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
6655 is_label_stmt, is_global_var, phi_ssa_name_p,
6656 factoring_name_p, is_call_clobbered, tree_common_ann,
6657 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
6658 unmodifiable_var_p, array_ref_contains_indirect_ref,
6659 ref_contains_array_ref, lookup_subvars_for_var,
6660 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
6661 gimple_mem_ref_stats): Likewise.
6662 * tree-flow.h (tree_common_ann, var_ann, function_ann,
6663 may_aliases, is_exec_stmt, is_label_stmt,
6664 ref_contains_array_ref, array_ref_contains_indirect_ref,
6665 var_can_have_subvars, overlap_subvar, is_call_clobbered,
6666 unmodifiable_var_p): Likewise.
6667 * tree-gimple.c (is_gimple_min_invariant): Likewise.
6668 * tree-gimple.h (is_gimple_min_invariant): Likewise.
6669 * tree.c (type_hash_list, attribute_hash_list, tree_size,
6670 cst_and_fits_in_hwi, real_value_from_int_cst,
6671 build_real_from_int_cst, integer_zerop, integer_onep,
6672 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
6673 tree_floor_log2, real_zerop, real_onep, real_twop,
6674 real_minus_onep, really_constant_p, purpose_member, chain_member,
6675 list_length, fields_length, int_size_in_bytes, bit_position,
6676 int_bit_position, byte_position, int_byte_position, expr_align,
6677 array_type_nelts, tree_node_structure,
6678 type_contains_placeholder_1, iterative_hash_pointer,
6679 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
6680 tree_map_base_eq, type_hash_list, type_hash_eq,
6681 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
6682 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
6683 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6684 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
6685 int_fits_type_p, get_containing_scope, decl_function_context,
6686 decl_type_context, omp_clause_operand_check_failed,
6687 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
6688 * tree.h (omp_clause_operand_check_failed, tree_size,
6689 build_real_from_int_cst, array_type_nelts, purpose_member,
6690 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
6691 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
6692 is_attribute_p, check_qualified_type, expr_align,
6693 int_size_in_bytes, bit_position, int_bit_position, byte_position,
6694 int_byte_position, list_length, fields_length, initializer_zerop,
6695 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
6696 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
6697 tree_node_structure, handled_component_p, get_containing_scope,
6698 decl_function_context, decl_type_context, real_zerop,
6699 type_num_arguments, fit_double_type, really_constant_p,
6700 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
6701 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
6702 real_twop, real_minus_onep, int_cst_value): Likewise.
6704 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6706 * cfglayout.c (insn_scope, insn_line): Constify.
6707 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
6708 const_double_htab_hash, const_double_htab_eq,
6709 mem_attrs_htab_hash): Likewise.
6710 * loop-iv.c (biv_eq): Likewise.
6711 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
6712 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
6713 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
6715 * rtl-error.c (location_for_asm, diagnostic_for_asm,
6716 error_for_asm, warning_for_asm, _fatal_insn,
6717 _fatal_insn_not_found): Likewise.
6718 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
6719 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
6720 rtl_check_failed_type2, rtl_check_failed_code1,
6721 rtl_check_failed_code2, rtl_check_failed_code_mode,
6722 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
6723 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
6724 rtl_check_failed_type2, rtl_check_failed_code1,
6725 rtl_check_failed_code2, rtl_check_failed_code_mode,
6726 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
6727 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
6728 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
6729 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
6730 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
6731 rtx_unstable_p, get_integer_term, get_related_value,
6732 offset_within_block_p, reg_mentioned_p, count_occurrences,
6733 reg_referenced_p, reg_used_between_p, no_labels_between_p,
6734 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
6735 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
6736 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
6737 find_constant_src, find_reg_fusage, find_regno_fusage,
6738 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
6739 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
6740 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
6741 computed_jump_p, auto_inc_p, in_expr_list_p,
6742 remove_node_from_expr_list, loc_mentioned_in_p,
6743 label_is_jump_target_p, reversed_comparison_code_parts,
6744 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
6745 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
6746 print_inline_rtx): Likewise.
6747 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
6748 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
6749 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
6750 get_integer_term, get_related_value, offset_within_block_p,
6751 count_occurrences, reg_mentioned_p, no_labels_between_p,
6752 reg_used_between_p, reg_referenced_p, single_set_2,
6753 multiple_sets, set_noop_p, refers_to_regno_p,
6754 reg_overlap_mentioned_p, dead_or_set_p,
6755 covers_regno_no_parallel_p, covers_regno_p,
6756 dead_or_set_regno_p, find_reg_note, find_regno_note,
6757 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
6758 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
6759 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
6760 side_effects_p, may_trap_p_1, may_trap_p,
6761 may_trap_after_code_motion_p, may_trap_or_fault_p,
6762 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
6763 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
6764 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
6765 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
6766 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
6768 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
6769 warning_for_asm): Likewise.
6770 * tree.h (print_rtl): Likewise.
6771 * varasm.c (get_pool_mode): Likewise.
6773 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * c-lex.c (c_lex_with_flags, lex_string): Constify.
6776 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
6777 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6778 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
6779 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
6780 * ddg.c (compare_sccs): Likewise.
6781 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
6782 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
6783 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
6784 decimal_do_fix_trunc, decimal_real_to_integer,
6785 decimal_real_to_integer2, decimal_real_maxval): Likewise.
6786 * dse.c (const_group_info_t): New.
6787 (invariant_group_base_eq, invariant_group_base_hash): Constify.
6788 * dwarf2out.c (const_dw_die_ref): New.
6789 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
6790 * tree-browser.c (TB_parent_eq): Likewise.
6791 * unwind-dw2-fde.c (__register_frame_info_bases,
6792 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
6793 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
6795 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
6796 * unwind-dw2.c (uw_frame_state_for): Likewise.
6797 * value-prof.c (histogram_hash, histogram_eq): Likewise.
6798 * value-prof.h (const_histogram_value): New.
6800 2007-07-25 Richard Sandiford <richard@codesourcery.com>
6802 * config/mips/mips.c (machine_function): Add
6803 initialized_mips16_gp_pseudo_p.
6804 (mips16_gp_pseudo_reg): Do not emit the initialization of
6805 mips16_gp_pseudo_rtx when being called from the gimple cost-
6806 calculation routines; emit it on the first use outside those
6809 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6811 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
6814 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6815 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
6816 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
6817 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
6818 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
6819 Preserve const-ness of parameters through use of __typeof(),
6820 also constify and tidy.
6822 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
6823 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
6824 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
6825 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
6826 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
6827 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
6828 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
6829 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
6830 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
6832 2007-07-25 Julian Brown <julian@codesourcery.com>
6833 Mark Shinwell <shinwell@codesourcery.com>
6835 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
6836 (alpha_mangle_type): This.
6837 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6838 (TARGET_MANGLE_TYPE): Define this instead.
6839 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
6840 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
6841 (arm_init_neon_builtins): Fix comment.
6842 (arm_mangle_map_entry): New.
6843 (arm_mangle_map): New.
6844 (arm_mangle_type): New.
6845 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
6846 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6847 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6848 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6849 (TARGET_MANGLE_TYPE): Define this instead.
6850 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
6851 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
6852 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
6853 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6854 (TARGET_MANGLE_TYPE): Define this instead.
6855 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6857 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6858 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6859 (TARGET_MANGLE_TYPE): Define this instead.
6860 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6861 (s390_mangle_type): This.
6862 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6863 (TARGET_MANGLE_TYPE): Define this instead.
6864 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6865 (sparc_mangle_type): This.
6866 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6867 (TARGET_MANGLE_TYPE): Define this instead.
6868 * cp/mangle.c (write_type): Call mangle_type target hook on all
6869 types before mangling. Use original type, not main variant, as
6871 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6872 (TARGET_MANGLE_TYPE): This.
6873 * target.h (gcc_target): Rename mangle_fundamental_type to
6875 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6876 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6878 2007-07-25 Julian Brown <julian@codesourcery.com>
6879 Paul Brook <paul@codesourcery.com>
6880 Joseph Myers <joseph@codesourcery.com>
6881 Mark Shinwell <shinwell@codesourcery.com>
6883 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6884 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6885 (with_fpu): Allow --with-fpu=neon.
6886 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6887 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6888 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6889 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6890 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6891 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6892 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6893 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6894 (output_move_neon): Add prototypes.
6895 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6896 (all_fpus): Add FPUTYPE_NEON.
6897 (fp_model_for_fpu): Add NEON field.
6898 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6899 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6901 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6903 (thumb2_legitimate_address_p): Likewise.
6904 (neon_valid_immediate): Recognize and prepare constants suitable for
6906 (neon_immediate_valid_for_move): New function. Recognize and prepare
6907 immediates for NEON move instructions.
6908 (neon_immediate_valid_for_logic): New function. Recognize and
6909 prepare immediates for NEON logic instructions.
6910 (neon_output_logic_immediate): New function. Create asm string
6911 suitable for outputting immediate logic instructions.
6912 (neon_pairwise_reduce): New function. Implement reduction using
6913 pairwise operations.
6914 (neon_expand_vector_init): New function. Expand a (possibly
6915 non-constant) vector initialization.
6916 (neon_vector_mem_operand): New function. Memory operands supported
6917 for quad-word loads/stores to/from ARM or NEON registers. Don't
6918 allow base+offset addressing for core regs.
6919 (neon_struct_mem_operand): New function. Valid mems for NEON
6921 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6922 from neon_vector_mem_operand addresses without a secondary register.
6923 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6924 (add_minipool_backward_ref): Likewise.
6925 (dump_minipool): Likewise.
6926 (push_minipool_fix): Likewise.
6927 (output_move_quad): New function. Output quad-word moves, loads and
6928 stores using ARM registers.
6929 (output_move_vfp): Add support for vectors in VFP (NEON) D
6931 (output_move_neon): Output a NEON load/store to/from a quadword
6933 (arm_print_operand): Implement new codes:
6934 - 'c' for unadorned integers (without a # sign).
6935 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6937 - 'e', 'f' for the low and high D parts of a NEON Q register.
6938 - 'q' outputs a NEON Q register.
6939 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6940 - 'T' prints NEON opcode features from a coded bitmask.
6941 - 'F' is similar to T, but signed/unsigned codes both print as
6943 - 't' is similar to T, but 'u' is printed instead of 'p'.
6944 - 'O' prints 'r' if NEON instruction should perform rounding (as
6945 specified by bitmask), else prints nothing.
6946 - '#' is a punctuation character to stop operand numbers from
6947 running together with following digits in the assembler
6948 strings for instructions (when using mode attributes).
6949 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6950 constant vectors in big-endian mode, where necessary.
6951 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6952 Handle EI, OI, CI, XI modes.
6953 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6954 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6955 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6956 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6957 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6959 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6960 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6961 to turn v8qi, etc. into bits defined above.
6962 (neon_itype): New enumeration. Classifications of NEON builtins.
6963 (neon_builtin_datum): Define struct. Contains information about
6964 a single builtin (with multiple modes).
6965 (CF): Define helper macro for...
6966 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6968 (neon_builtin_data): New array. Define information about builtins
6969 for use during initialization/expansion.
6970 (arm_init_neon_builtins): New function.
6971 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6973 (neon_builtin_compare): New function.
6974 (locate_neon_builtin_icode): New function. Find an insn code for a
6975 builtin given a function code for that builtin. Also return type of
6976 builtin (NEON_BINOP, NEON_UNOP etc.).
6977 (builtin_arg): New enumeration. Types of arguments for builtins.
6978 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6979 Takes a variable argument list of builtin_arg types, terminated by
6981 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6982 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6983 (neon_emit_pair_result_insn): New function. Support returning pairs
6984 of vectors via a pointer.
6985 (neon_disambiguate_copy): New function. Set up operands for a
6986 multi-word copy such that registers do not get clobbered.
6987 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6988 ARM_BUILTIN_NEON_BASE.
6989 (arm_file_start): Set float-abi attribute for NEON.
6990 (arm_vector_mode_supported_p): Enable NEON vector modes.
6991 (arm_mangle_map_entry): New.
6992 (arm_mangle_map): New.
6993 (arm_mangle_vector_type): New.
6994 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6996 (TARGET_NEON): New macro. Target supports NEON.
6997 (fputype): Add FPUTYPE_NEON.
6998 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6999 for vectorization based on command-line arg.
7000 (NEON_REGNO_OK_FOR_NREGS): Define.
7001 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7002 (VALID_NEON_STRUCT_MODE): Define.
7003 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7004 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7005 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7006 (consttable_16): Add pattern for outputting 16-byte minipool
7008 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7010 (vec-common.md, neon.md): Include md files.
7011 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7012 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7013 (memory_constraint "Ut", "Un", "Us"): Define.
7014 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7015 (MMX_char): New mode attribute.
7016 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7017 (*add<mode>3_iwmmxt): New insn pattern.
7018 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7019 (*sub<mode>3_iwmmxt): New insn pattern.
7020 (mulv4hi3): Rename to...
7021 (*mulv4hi3_iwmmxt): This.
7022 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7023 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7024 (uminv4hi3, uminv2si3): Remove. Replace with...
7025 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7026 (*umin<mode>3_iwmmxt): These.
7027 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7028 (ashr<mode>3_iwmmxt): This new pattern.
7029 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7030 (lshr<mode>3_iwmmxt): This new pattern.
7031 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7032 (ashl<mode>3_iwmmxt): This new pattern.
7033 * config/arm/neon-docgen.ml: New file. Generate documentation for
7035 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7036 * config/arm/arm_neon.h: New (autogenerated).
7037 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7039 * config/arm/neon.md: New file. Define NEON instructions.
7040 * config/arm/neon.ml: New file. Abstract description of NEON
7041 instructions, used to generate arm_neon.h header, documentation and
7043 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7044 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7046 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7048 (ARM NEON Intrinsics): New subsection.
7049 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7051 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7053 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7056 2007-07-24 Jan Hubicka <jh@suse.cz>
7058 * regclass.c (move_table): New type.
7059 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7060 (init_move_cost): Break out from ...
7061 (init_reg_sets_1): ... here; simplify computation of
7062 have_regs-of_mode and contains_reg_of_mode.
7063 (record_reg_classes): Unswitch internal loops.
7064 (copy_cost): Trigger lazy initialization of move cost
7065 (record_address_regs): Likewise.
7067 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7069 * config/darwin.c (darwin_override_options): Don't force on
7070 flag_var_tracking_uninit when no debug info is requested.
7072 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7074 * cfgloop.c (init_loops_structure): New function.
7075 (flow_loops_find): Create root of the loop tree unconditionally.
7077 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7079 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7081 2007-07-24 Jan Hubicka <jh@suse.cz>
7083 * caller-save.c: Include ggc.h, gt-caller-save.h
7084 (reg_save_code, reg_restore_code): Rename to ...
7085 (cached_reg_save_code, cached_reg_restore_code): ... those.
7086 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7087 (reg_save_code, reg_restore_code): New functions.
7088 (init_caller_save): Do not intialize
7089 reg_save_code/reg_restore_code tables.
7090 * Makefile.in: (gt-caller-save.h): New.
7092 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7094 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7095 with the mode of the original operand instead of
7098 2007-07-23 Jan Hubicka <jH@suse.cz>
7100 * i386.c (ix86_secondary_memory_needed): Break out to...
7101 (inline_secondary_memory_needed): ... here.
7102 (ix86_memory_move_cost): Break out to ...
7103 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7104 maximum of input and output; fix handling of Q_REGS on 64bit.
7105 (ix86_secondary_memory_needed): Microoptimize.
7107 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7109 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7110 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7111 stmts_from_loop, known_dependences_p, build_rdg): New.
7112 * tree-data-ref.h: Depends on graphds.h.
7113 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7114 (build_rdg): Declared.
7115 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7117 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7119 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7122 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7123 Jakub Jelinek <jakub@redhat.com>
7125 PR middle-end/PR28690
7126 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7128 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7129 and MEM_POINTER operands over REG and MEM operands.
7130 (swap_commutative_operands_p): Change return value to bool.
7131 * rtl.h: Update the corresponding prototype.
7132 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7133 instead of gen_rtx_PLUS.
7134 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7135 value to bool. Change function arguments to rtx's and update code
7137 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7138 calls to match the new declaration.
7139 * simplify-rtx.c (simplify_associative_operation): Don't
7140 reorder simplify_binary_operation arguments.
7142 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7144 * config/mips/mips.c (override_options): Use mips_costs to derive
7145 the default branch cost.
7146 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7148 * config/mips/mips.opt (mbranch-cost=): New option.
7149 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7151 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7153 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7154 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7155 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7156 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7158 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7160 * config/mips/constraints.md (ks): New constraint.
7161 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7162 (*add<mode>3_mips16): ...here.
7164 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7166 * optabs.h (enum optab_index): Add new OTI_signbit.
7167 (signbit_optab): Define corresponding macro.
7168 (enum insn_code signbit_optab[]): Remove array.
7169 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7170 (expand_copysign_absneg): If back end provides signbit insn, use it
7171 instead of bit operations on floating point argument.
7172 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7173 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7174 for availability of signbit insn.
7176 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7177 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7178 SSE mode is not active.
7179 (isinf<mode>2): Disable for mfpmath=sse,387.
7181 2007-07-22 Ben Elliston <bje@au.ibm.com>
7183 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7185 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7187 2007-07-20 Richard Guenther <rguenther@suse.de>
7189 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7190 integral typed condition.
7191 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7192 booleanness. Only preserve conversions from a non-base
7193 type to a base type, not in general between types with
7194 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7195 * tree.def (COND_EXPR): Document that the condition
7196 can be of any integral type.
7198 2007-07-20 Nigel Stephens <nigel@mips.com>
7199 Richard Sandiford <richard@codesourcery.com>
7201 * config/mips/mips.h (mips_dwarf_regno): Declare.
7202 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7203 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7204 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7205 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7206 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7207 (REG_CLASS_NAMES): Update accordingly.
7208 * config/mips/mips.c (mips_dwarf_regno): New array.
7209 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7210 (mips_subword): Remove special handling for accumulator registers.
7211 (override_options): Initiailize mips_dwarf_regno. Remove use
7213 (mips_swap_registers): New function.
7214 (mips_conditional_register_usage): Swap accumulator registers
7215 around if TARGET_LITTLE_ENDIAN.
7216 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7217 * config/mips/constraints.md (h, l): Use the endianness to choose
7218 between MD0_REG and MD1_REG.
7219 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7220 alternative-dependent template.
7222 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7224 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7227 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7229 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7230 predecessor fallthru flags.
7232 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7234 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7235 of compare to the same type.
7236 * cfgloopmanip.c (add_loop): Update information about loop exits.
7237 (loop_version): Remove the innermost loop requirement.
7238 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7239 to sizetype for pointers.
7241 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7243 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7244 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7245 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7247 * config/dfp-bit.c: Empty for TFmode conversions.
7249 2007-07-18 Caroline Tice <ctice@apple.com>
7251 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7252 and handle them correctly; check that src is not NULL before
7254 (find_src_set_src): Likewise.
7256 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7258 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7259 (struct alignment_context, init_alignment_context): New.
7260 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7261 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7262 (XCHAL_HAVE_S32C1I): Likewise.
7263 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7264 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7265 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7266 (ATOMIC, HQI): New macros.
7267 (memory_barrier, *memory_barrier): New.
7268 (sync_lock_releasesi): New.
7269 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7270 (sync_lock_test_and_set<mode>): New.
7271 (sync_<atomic><mode>): New.
7272 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7273 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7274 (xtensa_expand_atomic): New.
7276 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7280 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7281 transformation for builtin ISNORMAL.
7282 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7283 * builtins.def (BUILT_IN_ISNORMAL): New.
7284 * doc/extend.texi: Document isnormal.
7286 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7291 optabs infrastructure. Provide generic implementation for
7293 (expand_builtin): Handle FINITE/ISFINITE.
7294 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7295 (fold_builtin_1): Likewise.
7297 * builtins.def (BUILT_IN_ISFINITE): New.
7299 * doc/extend.texi: Document isfinite.
7301 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7306 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7307 generic fallback for isinf.
7308 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7309 calculation code ...
7310 * real.c (get_max_float): ... to here.
7311 * real.h (get_max_float): New.
7313 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7317 * builtin-attrs.def (ATTR_TYPEGENERIC,
7318 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7320 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7321 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7322 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7323 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7325 * c-common.c (handle_type_generic_attribute): New.
7326 (c_common_attribute_table): Add "type generic".
7328 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7330 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7332 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7333 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7336 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7339 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7340 checking that the operand is an expression.
7342 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7343 Danny Smith <dannysmith@users.sourceforge.net>
7346 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7347 file mapping object in local namespace if Windows version later
7350 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7352 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7353 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7354 arm_cannot_force_const_mem.
7355 (arm_cannot_force_const_mem): New function.
7356 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7357 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7358 of arm_tls_referenced_p.
7359 * config/arm/arm.md (movsi): Split out-of-section constants when
7360 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7361 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7363 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7365 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7367 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7369 * config/mips/mips.md (*extendqihi2): Convert the destination
7372 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7374 * config/pa/fptr.c: Update license header.
7375 * config/pa/milli64.S: Likewise.
7377 2007-07-17 Nick Clifton <nickc@redhat.com>
7379 * COPYING_v3: New file. Contains version 3 of the GNU General
7381 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7382 Lesser General Public License.
7383 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7384 the GNU General Public License.
7386 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7388 PR rtl-optimization/32773
7389 * cfglayout.c (force_one_exit_fallthru): New function.
7390 (cfg_layout_finalize): Use it.
7392 2007-07-16 Richard Guenther <rguenther@suse.de>
7393 Uros Bizjak <ubizjak@gmail.com>
7395 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7396 before forcing it to gimple operand.
7398 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7399 David Ung <davidu@mips.com>
7401 * config/mips/mips.h (TUNE_24K): Define.
7402 (TUNE_MACC_CHAINS): Add TUNE_24K.
7403 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7405 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7406 (r74k_int_madd): .. this new reservation.
7407 (define_bypass): Fixed bypasses for r74k_int_madd to use
7409 * config/mips/24k.md (define_bypass): Define new
7410 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7412 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7413 Nigel Stephens <nigel@mips.com>
7415 * config/mips/mips.md: Include 20kc.md.
7416 * config/mips/20kc.md: New file.
7417 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7418 (mips_adjust_cost): Tweak for 20Kc.
7419 (mips_issue_rate): Likewise.
7420 * config/mips/mips.h (TUNE_20KC): Define.
7422 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7424 * config/rs6000/rs6000.c (struct processor_cost): Add
7425 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7427 (*_cost): Add cache information.
7428 (rs6000_override_options): Set cache parameters.
7430 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7433 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7434 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7436 2007-07-16 Paul Brook <paul@codesourcery.com>
7439 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7440 (cirrus_thumb2_movsi_insn): Ditto.
7442 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7444 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7447 2007-07-15 Andrew Haley <aph@redhat.com>
7449 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7450 before looking in the context.
7452 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7456 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7457 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7458 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7459 (pa_output_function_prologue): Use rp_saved and
7460 current_function_is_leaf to generate .CALLINFO statement.
7461 (hppa_expand_prologue): Set rp_saved.
7462 (hppa_expand_epilogue): Use rp_saved.
7463 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7464 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7466 2007-07-14 Dirk Mueller <dmueller@suse.de>
7468 * omega.c (coalesce): Fix memory leak on early exit.
7469 * matrix-reorg.c (check_allocation_function): Likewise.
7470 * tree-vect-transform.c (vect_get_new_vect_var): free result
7472 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7473 pass pointer to edge vector
7474 (partition_hot_cold_basic_blocks): Fix memory leak.
7475 * collect2.c (prefix_from_string): Free temporary storage.
7476 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7478 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7480 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7481 (DO_GLOBAL_DTORS_BODY): Likewise.
7483 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7484 Nigel Stephens <nigel@mips.com>
7486 * config/mips/mips.c (mips_classify_symbol): Don't return
7487 SYMBOL_SMALL_DATA for constant pool addresses if
7488 TARGET_EMBEDDED_DATA is true.
7490 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7492 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7493 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7494 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7495 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7496 __builtin_ia32_storehps, __builtin_ia32_storelps,
7497 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7498 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7499 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7500 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7501 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7502 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7503 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7504 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7505 using def_builtin_const.
7507 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7509 PR tree-optimization/32705
7510 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7511 (simplify_binary_expression): Use SSA_VAL consistently.
7513 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7515 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7516 (SPEFSCR_REGNO): Delete definition.
7517 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7518 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7519 * config/rs6000/rs6000.h: Do not define *_REGNO.
7520 LINK_REGISTER_REGNUM -> LR_REGNO.
7521 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7522 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7523 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7524 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7525 R_VRSAVE, R_VSCR. Use them.
7526 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7527 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7528 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7529 * config/rs6000/aix.h: Define R_LR. Use it.
7531 2007-07-13 Caroline Tice <ctice@apple.com>
7533 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7534 flag_var_tracking is explicitly turned off (i.e. when variable
7535 tracking is not feasible); otherwise, turn flag_var_tracking on when
7536 flag_var_tracking_uninit is on.
7537 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7538 note definitions, to allow recording of initialization status in the
7540 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7541 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7542 determine if two note locations are equal.
7543 (output_loc_list): Don't output list entries whose start & end labels
7545 (reg_loc_descriptor): Add parameter for initialization status; pass it
7546 to other loc descriptor functions.
7547 (one_reg_loc_descriptor): Add parameter for initialization status;
7548 check its value and add DW_OP_GNU_uninit to returned loc descr if
7550 (multiple_reg_loc_descriptor): Add parameter for initialization
7552 pass init status argument to other loc descriptor functions; check
7553 value of intialization parameter and add DW_OP_GNU_uninit to returned
7554 loc descr if appropriate.
7555 (based_loc_descr): Add parameter for initialization status; add new
7556 variable for return value; check value of initialization parameter and
7557 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7558 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7559 pass init status argument to other loc descriptor functions; check
7560 value of intialization parameter and add DW_OP_GNU_uninit to returned
7561 loc descr if appropriate.
7562 (mem_loc_descriptor): Likewise.
7563 (concat_loc_descriptor): Likewise.
7564 (concatn_loc_descriptor): Likewise.
7565 (loc_descriptor): Add parameter for initialization status; pass it as
7566 argument to other loc descriptor function calls.
7567 (loc_descriptor_from_tree_1): Add appropriate initialization status
7568 to loc descriptor function calls.
7569 (add_location_or_const_value_attribute): Get initialization status
7570 from VAR_LOCATION note; add initialization status to loc descriptor
7572 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7573 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7574 status is uninitialized, add "[uninint]" to output.
7575 * common.opt (fvar-tracking-uninit): New option, similar to
7576 fvar-tracking, to turn on tracking of uninitialized variables; creates
7577 a new global flag, flag_var_tracking_uninit.
7578 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7579 (enum var_init_status): New type, for var initialization status field.
7580 * var-tracking.c (struct location_chain_def): Two new fields, init,
7581 for initialization status, and set_src for the assignment value expr.
7582 (unshare_variable): New parameter for initialization status;
7583 initialize new init and set_src fields.
7584 (var_reg_set): New parameters for initialization status and value;
7585 pass them to set_variable_part.
7586 (var_mem_set): Likewise.
7587 (get_init_value): New function.
7588 (var_reg_delete_and_set): New initialization status & value
7589 parameters; add call to get_init_value if status is unknown; pass new
7590 parameters to clobber_variable_part and var_reg_set.
7591 (var_mem_delete_and_set): Likewise.
7592 (var_reg_delete): Pass null set_src value to clobber_variable_part.
7593 (var_mem_delete): Likewise.
7594 (variable_union): Pass status to unshare_variable; initialize new init
7595 and set_src fields. If flag_var_tracking_uninit is not set, force
7596 status to initialized.
7597 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
7598 used later to get the set_src value.
7599 (find_src_status): New function.
7600 (find_src_set_src): New function.
7601 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
7602 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
7603 MO_SET, get set_src value and pass it to var_reg_delete_and_set
7604 and var_mem_delete_and_set.
7605 (dump_variable): Print out "[uninit]" if appropriate.
7606 (set_variable_part): Add new initialization and set_src parameters;
7607 pass status to unshare_variable; set node->init and node- >set_src
7608 fields and modify slot in hash table appropriately; save the init and
7609 set_src values if appropriate and assign to the new node.
7610 (clobber_variable_part): New set_src parameter; if two nodes have
7611 same variable and same location but different set_src (assignment)
7612 values, clobber old node.
7613 (delete_variable_part): Pass init status to unshare_variable.
7614 (emit_note_insn_var_location): Add initialized var; assign var's init
7615 status to new 'initialized'; pass new init status field to calls to
7616 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
7617 status to initialized.
7618 (emit_notes_in_bb): Pass initialization status to calls to
7619 var_reg_set, var_mem_set, var_reg_delete_and_set and
7620 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
7621 var_reg_delete_and_set and var_mem_delete_and_set; call
7622 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
7623 make up for change in add_stores.
7624 (vt_add_function_parameters): Add status to calls to
7626 * config/darwin.c (darwin_override_options): Turn on uninitialized
7627 tracking automatically, if var_tracking is on and the system is
7630 2007-07-13 Sa Liu <saliu@de.ibm.com>
7632 * config.gcc: Add options for arch and tune on SPU.
7633 * config/spu/predicates.md: Add constant operands 0 and 1.
7634 * config/spu/spu-builtins.def: Add builtins for double precision
7635 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
7636 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
7638 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
7640 * config/spu/spu-protos.h: Add new function prototypes.
7641 * config/spu/spu.c (spu_override_options): Check options -march and
7643 (spu_comp_icode): Add comparison code for DFmode and vector mode.
7644 (spu_emit_branch_or_set): Use the new code for DFmode and vector
7646 (spu_const_from_int): New. Create a vector constant from 4 ints.
7647 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
7648 (spu_emit_vector_compare): New. Emit vector compare.
7649 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
7650 * config/spu/spu.h: Add options -march and -mtune. Define processor
7651 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
7652 CANONICALIZE_COMPARISON.
7653 * config/spu/spu.md: Add new insns for double precision compare
7654 and double precision vector compare. Add vcond and smax/smin patterns
7655 to enable DFmode vector conditional expression.
7656 * config/spu/spu.opt: Add options -march and -mtune.
7657 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
7658 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
7659 both CELL and CELLEDP targets: spu_testsv.
7660 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
7663 2007-07-13 Richard Guenther <rguenther@suse.de>
7665 PR tree-optimization/32721
7666 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
7667 TREE_THIS_VOLATILE on the folded reference.
7668 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
7669 if the array reference has TREE_THIS_VOLATILE set.
7671 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
7674 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
7676 2007-07-13 Andreas Schwab <schwab@suse.de>
7678 * gengtype-lex.l: Allow declarations to be indented.
7680 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7682 * ginclude/tgmath.h: New.
7683 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
7684 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
7685 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
7686 * configure: Regenerate.
7688 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7690 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
7691 correct index when setting register save state for xd
7694 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
7696 * config/sh/sh.c (mark_use): Remove.
7698 2007-07-12 Paul Brook <paul@codesourcery.com>
7700 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
7701 reg does not overlap return value.
7703 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
7705 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
7706 (set_expression_vuses): Ditto.
7707 (init_pre): Initialize expression_vuses.
7709 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7711 * config/i386/sse.md (storentdf, storentsf): New.
7713 2007-07-12 Geoffrey Keating <geoffk@apple.com>
7715 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
7717 * tree.c (build_decl_stat): Move code from here...
7718 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
7719 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
7720 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
7721 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
7722 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
7725 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7726 Devang Patel <dpatel@apple.com>
7728 PR tree-optimization/25413
7729 * targhooks.c (default_builtin_vector_alignment_reachable): New.
7730 * targhooks.h (default_builtin_vector_alignment_reachable): New.
7731 * tree.h (contains_packed_reference): New.
7732 * expr.c (contains_packed_reference): New.
7733 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
7734 (vect_enhance_data_refs_alignment): Call
7735 vector_alignment_reachable_p.
7736 * target.h (vector_alignment_reachable): New builtin.
7737 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
7738 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
7739 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
7741 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
7743 * target.h (builtin_vectorization_cost): Add new target builtin.
7744 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
7745 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
7746 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
7747 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
7748 uninitialized variables.
7749 * tree-vect-transform.c (cost_for_stmt): New function.
7750 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
7751 using cost 1 for all scalar stmts. Be less conservative when
7752 estimating the number of prologue/epulogue iterations. Call
7753 targetm.vectorize.builtin_vectorization_cost. Return
7754 min_profitable_iters-1.
7755 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
7756 initialization cost instead of TARG_VEC_STMT_COST. Use
7757 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
7758 epilogue code. Fix epilogue cost computation.
7759 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
7760 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
7761 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
7762 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
7763 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
7764 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
7766 2007-07-12 Richard Guenther <rguenther@suse.de>
7768 * gimplify.c (gimplify_conversion): Make sure that the result
7769 from maybe_fold_offset_to_reference is trivially convertible
7770 to the desired type before doing the simplification.
7771 (gimplify_expr): Likewise.
7772 * fold-const.c (fold_binary): Use the correct types for
7773 building the simplified expression.
7775 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7777 PR rtl-optimization/32729
7778 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
7779 that fallthru to exit.
7781 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
7783 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
7784 (symDTPOFF2reg): Likewise.
7786 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
7788 PR tree-optimization/32663
7790 * tree.h (VALUE_HANDLE_VUSES): Remove.
7791 (struct tree_value_handle): Remove vuses.
7793 * tree-vn.c (create_value_handle_for_expr): Don't set
7796 * tree-ssa-pre.c (expression_vuses): New.
7797 (alloc_expression_id): Set up expression_vuses.
7798 (get_expression_vuses): New.
7799 (set_expression_vuses): Ditto.
7800 (clear_expression_ids): Modify for expression_vuses.
7801 (phi_translate_1): Ditto.
7802 (phi_translate_set): Ditto.
7803 (value_dies_in_block_x): Ditto
7804 (valid_in_sets): Ditto.
7805 (add_to_sets): Ditto.
7806 (find_existing_value_expr): Ditto.
7807 (create_value_handle_for_expr): Ditto.
7808 (make_values_for_stmt): Ditto.
7809 (vuse_equiv): Remove.
7811 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
7813 * Makefile.in (mostlyclean): Remove object files.
7815 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7817 * toplev.c (no_new_pseudos): Deleted.
7818 * rtl.h (no_new_pseudos): Deleted.
7819 * tree-pass.h (pass_no_new_pseudos): Deleted.
7820 * passes.c (pass_no_new_pseudos): Deleted.
7821 * final.c (rest_of_clean_state): Removed no_new_pseudos.
7822 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
7823 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
7825 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
7826 * rtlhooks.c (gen_lowpart_general): Ditto.
7827 * optabs.c (prepare_operand): Ditto.
7828 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
7830 * modulo-sched.c (rest_of_handle_sms): Ditto.
7831 * see.c (rest_of_handle_see): Ditto.
7832 * ifcvt.c (if_convert): Ditto.
7833 (gate_handle_if_after_combine): Replaced no_new_pseudos with
7835 * init-regs.c (gate_initialize_regs): Deleted set of
7837 * lower-subreg.c (decompose_multiword_subregs): Ditto.
7838 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
7839 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
7841 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7844 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
7845 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
7846 (*vec_extractv2di_1_rex64): New insn pattern.
7848 2007-07-11 David Daney <ddaney@avtrex.com>
7850 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
7851 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
7852 for SIGNAL_UNWIND_RETURN_COLUMN.
7853 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7854 (DWARF_FRAME_REGNUM): Rewrite.
7855 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7857 2007-07-11 Nick Clifton <nickc@redhat.com>
7859 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7860 delta and use gen_int_mode in place of GET_INT instead.
7862 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7864 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7867 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7869 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7870 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7872 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7873 (USE_CANONICAL_TYPES): New.
7874 * doc/invoke.texi (verify-canonical-types): Remove.
7875 (use-canonical-types): Add.
7877 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7879 * config/spu/spu.c (spu_optimization_options): Remove setting of
7880 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7881 (spu_override_options): Move it here.
7883 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7885 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7886 * config/mips/mips.c (mips_cpu_info_table): Mention
7887 MIPS_ISA_LEVEL_SPEC in the comment.
7889 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7891 PR tree-optimization/32713
7892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7894 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7897 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7898 conditional to flag_isoc99.
7899 (c_common_init_options): Do it here, unconditionally.
7901 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7903 PR tree-optimization/32589
7904 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7905 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7906 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7907 predicate, extracted from...
7908 (set_rhs): ...here. Call it for the expression on entry.
7909 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7910 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7911 (simplify_binary_expression): Use valid_gimple_expression_p
7912 to validate the simplification.
7913 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7915 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7917 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7918 DWARF2_DEBUG on 32 bit target too.
7919 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7921 2007-07-11 Nick Clifton <nickc@redhat.com>
7923 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7924 version for 64-bit hosts.
7926 2007-07-10 David Daney <ddaney@avtrex.com>
7928 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7930 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7932 * config/mips/mips.c (mips_expand_synci_loop): New function.
7933 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7934 (UNSPEC_RDHWR): Same.
7935 (UNSPEC_SYNCI): Same.
7936 (UNSPEC_SYNC): Same.
7937 (clear_cache): New expand.
7941 (clear_hazard): Same.
7942 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7944 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7945 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7947 2007-07-10 Ian Lance Taylor <iant@google.com>
7949 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7952 2007-07-10 David Daney <ddaney@avtrex.com>
7954 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7955 * builtins.c (expand_builtin___clear_cache): New function.
7956 (expand_builtin): Call expand_builtin___clear_cache for
7957 BUILT_IN_CLEAR_CACHE case.
7958 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7959 * doc/md.texi (clear_cache): Document new instruction pattern.
7960 * testsuite/gcc.dg/builtins-64.c: New test.
7962 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7964 * config/cris/cris.md ("movsi"): Fix typo in last change.
7966 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7969 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7971 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7972 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7973 for FUNCTION_DECLs. Don't use align_functions_log if
7975 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7976 even for FUNCTION_DECLs.
7977 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7979 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7980 (DECL_FUNCTION_CODE): Update for new location and name of
7982 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7983 (struct tree_decl_common): Move 'align' and 'off_align' out
7984 of union, ensure they're still on a 32-bit boundary. Remove
7985 other fields in union 'u1'.
7986 (struct tree_function_decl): Add field 'function_code' replacing
7987 'u1.f' in tree_decl_common.
7988 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7989 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7990 (Variable Attributes): Cross-reference 'aligned' attribute
7991 to Function Attributes.
7992 * flags.h (force_align_functions_log): Delete.
7993 * toplev.c (force_align_functions_log): Delete.
7995 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7998 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7999 (*vec_concatv2di_rex): New insn pattern.
8001 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8004 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8006 2007-07-10 Ian Lance Taylor <iant@google.com>
8008 Replace no_new_pseudos in backends.
8009 * rtl.h (can_create_pseudo_p): Define.
8010 * config/darwin.c (machopic_indirect_data_reference): Use
8011 can_create_pseudo_p () instead of no_new_pseudos.
8012 (machopic_indirect_data_reference): Likewise.
8013 (machopic_legitimize_pic_address): Likewise.
8014 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8015 (alpha_emit_set_const_1): Likewise.
8016 (alpha_emit_set_const): Likewise.
8017 (alpha_emit_conditional_move): Likewise.
8018 (alpha_split_conditional_move): Likewise.
8019 * config/alpha/alpha.md (various splitters): Likewise.
8021 * config/arm/arm.c (legitimize_pic_address): Likewise.
8022 (arm_load_pic_register): Likewise.
8023 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8024 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8025 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8026 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8027 * config/cris/cris.md (movsi): Likewise.
8028 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8029 (symGOTOFF2reg_hilo): Likewise.
8030 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8031 * config/h8300/h8300.md (insv, extzv): Likewise.
8032 * config/i386/i386.c (ix86_expand_move): Likewise.
8033 (ix86_expand_vector_move): Likewise.
8034 (ix86_prepare_fp_compare_args): Likewise.
8035 (ix86_expand_carry_flag_compare): Likewise.
8036 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8037 (tls_dynamic_gnu2_combine_32): Likewise.
8038 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8039 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8040 (ia64_expand_movxf_movrf): Likewise.
8041 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8042 (m32c_split_move): Likewise.
8043 (m32c_expand_insv): Likewise.
8044 * config/m68k/m68k.md (movsi): Likewise.
8045 * config/mips/mips.c (mips_force_temporary): Likewise.
8046 (mips_split_symbol): Likewise.
8047 (mips_move_integer): Likewise.
8048 (mips_legitimize_const_move): Likewise.
8049 * config/mn10300/mn10300.md (movsi): Likewise.
8050 * config/pa/pa.c (emit_move_sequence): Likewise.
8051 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8052 (rs6000_got_register): Likewise.
8053 (create_TOC_reference): Likewise.
8054 (rs6000_machopic_legitimize_pic_address): Likewise.
8055 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8056 (various splitters): Likewise.
8057 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8058 (movsi_got): Likewise.
8059 * config/s390/s390.c (emit_symbolic_move): Likewise.
8060 * config/s390/s390.md (movhi, movqi): Likewise.
8061 (load_multiple, store_multiple): Likewise.
8062 * config/score/score.c (score_force_temporary): Likewise.
8063 * config/sh/sh.c (prepare_move_operands): Likewise.
8064 (prepare_cbranch_operands): Likewise.
8065 (emit_fpu_switch): Likewise.
8066 (fpscr_set_from_mem): Likewise.
8067 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8068 (adddi3, subsi3): Likewise.
8069 (various splitters): Likewise.
8070 (divsi_inv_fp_combine): Likewise.
8071 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8072 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8074 * config/sh/predicates.md (xor_operand): Likewise.
8075 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8076 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8077 (movdi_pic_label_ref): Likewise.
8078 * config/spu/spu.c (spu_split_immediate): Likewise.
8079 * config/alpha/alpha.md (various splitters): Remove test
8080 !no_new_pseudos || reload_completed.
8081 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8083 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8084 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8085 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8086 * config/score/score.c (th_output_mi_thunk): Likewise.
8087 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8088 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8090 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8092 PR rtl-optimization/32664
8093 * mode-switching.c (create_pre_exit): Skip barrier insns.
8095 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8097 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8098 force_gimple_operand_bsi.
8099 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8100 rewrite_use_compare): Ditto.
8101 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8103 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8104 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8105 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8106 * tree-profile.c (prepare_instrumented_value,
8107 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8108 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8109 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8110 tree_gen_ior_profiler): Ditto.
8111 * tree-ssa-reassoc.c (negate_value): Ditto.
8112 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8113 Use force_gimple_operand_bsi.
8114 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8115 * tree-if-conv.c (add_to_dst_predicate_list,
8116 find_phi_replacement_condition): Ditto.
8117 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8118 Call mark_symbols_for_renaming for new statements.
8119 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8121 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8123 * cfghooks.c (remove_edge): New function.
8124 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8126 * cfghooks.h (remove_edge): Declare.
8127 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8128 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8130 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8132 * optabs.h: Added declaration for signbit_optab.
8133 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8134 * genoptinit.c (optabs): Added entry for signbit insns.
8135 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8137 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8138 * config/s390/s390.md (signbit<mode>2): New expander.
8140 2007-07-09 Richard Guenther <rguenther@suse.de>
8143 * fold-const.c (fold_plusminus_mult_expr): Move constant
8144 arguments second to allow decomposing.
8146 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8149 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8151 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8152 Disregard DECL_FROM_INLINE.
8154 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8157 * doc/invoke.texi: Add ftree-reassoc flag.
8158 * common.opt (ftree-reassoc): New flag.
8159 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8160 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8162 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8164 PR tree-optimization/32681
8165 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8166 saved in second_edge->aux when first_bb is a loop header.
8168 2007-07-09 Jan HUbicka <jh@suse.cz>
8170 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8172 2007-07-09 Richard Guenther <rguenther@suse.de>
8174 * c-decl.c (start_function): Do not promote return type.
8176 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8178 * function.c (do_warn_unused_parameter): Do not warn if
8179 TREE_NO_WARNING is set.
8181 2007-07-08 Andreas Schwab <schwab@suse.de>
8183 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8185 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8188 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8190 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8191 apply to assembly language, too.
8192 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8194 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8196 Revert (note the sccvn portions are *not* reverted)
8197 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8199 Fix PR tree-optimization/23488
8201 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8203 * tree-flow-inline.h (get_value_handle): Ditto.
8204 * tree-ssa-pre.c (decl_vh_map): New.
8205 (decl_node_pool): New.
8206 (can_value_number_operation): Support DECL_P.
8207 (can_PRE_operation): Ditto.
8208 (create_expression_by_pieces): Ditto.
8209 (find_existing_value_expr): Modify to differnetiate between
8210 addressing and top level.
8211 (create_value_handle_for_expr): Handle DECL's.
8212 (poolify_tree): Ditto.
8213 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8214 (make_values_for_stmt): Handle DECL's properly.
8215 (init_pre): Reorg to not init useless things during FRE.
8217 * tree-flow.h: Include pointer-set.h.
8218 (decl_vh_map): Declare.
8219 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8221 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8223 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8224 the constraint description.
8225 * doc/md.texi: Update documentation of AVR constraints.
8227 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8229 * auto-inc-dec.c, config/arm/arm.c,
8230 config/m32r/constraints.md, config/mips/mips.md,
8231 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8232 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8233 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8234 typos. Follow spelling conventions.
8235 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8237 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8238 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8240 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8241 realloc_vuse): Remove.
8242 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8245 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8247 Fix PR tree-optimization/23488
8249 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8250 (try_to_simplify): Ditto.
8252 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8254 * tree-flow-inline.h (get_value_handle): Ditto.
8255 * tree-ssa-pre.c (decl_vh_map): New.
8256 (decl_node_pool): New.
8257 (can_value_number_operation): Support DECL_P.
8258 (can_PRE_operation): Ditto.
8259 (create_expression_by_pieces): Ditto.
8260 (find_existing_value_expr): Modify to differnetiate between
8261 addressing and top level.
8262 (create_value_handle_for_expr): Handle DECL's.
8263 (poolify_tree): Ditto.
8264 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8265 (make_values_for_stmt): Handle DECL's properly.
8266 (init_pre): Reorg to not init useless things during FRE.
8268 * tree-flow.h: Include pointer-set.h.
8269 (decl_vh_map): Declare.
8270 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8272 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8274 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8275 apply to assembly language, too.
8276 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8278 2007-07-06 Ian Lance Taylor <iant@google.com>
8279 Zack Weinberg <zackw@panix.com>
8282 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8284 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8286 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8287 (prefetch): Likewise if "pref" would be used.
8289 2007-07-06 Josh Conner <jconner@apple.com>
8293 * calls.c (store_one_arg): Handle arguments which are partially
8294 on the stack when detecting argument overlap.
8296 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8298 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8299 chosen during find_reloads.
8301 2007-07-06 Richard Guenther <rguenther@suse.de>
8303 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8304 TYPE_ARG_TYPES for verification of argument types. Use
8305 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8306 parameters as variable arguments.
8308 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8310 * libgcc2.h (word_type): Type definition removed.
8311 (cmp_return_type, shift_count_type): Type definitions added.
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 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8317 changed from word_type to Wtype.
8318 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8319 replaced with shift_count_type.
8320 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8322 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8323 and libgcc_shift_count attribute added.
8324 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8325 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8326 (TARGET_INITIALIZER): New target hooks added.
8327 * targhooks.c (default_libgcc_cmp_return_mode,
8328 default_libgcc_shift_count_mode): Default implementations for the new
8330 * targhooks.h (default_libgcc_cmp_return_mode,
8331 default_libgcc_shift_count_mode): Function prototypes added.
8332 * target.h (struct gcc_target): Fields for the new target hooks added.
8333 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8335 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8338 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8339 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8341 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8342 s390_libgcc_shift_count_mode): Functions added.
8343 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8344 Target hooks defined.
8346 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8348 * config/mips/mips.c (compute_frame_size): Restore the original
8349 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8350 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8351 Document why the difference is needed.
8353 2007-07-06 Richard Guenther <rguenther@suse.de>
8355 * c-common.c (boolean_increment): Use correctly typed
8358 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8360 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8361 the topmost argument register is not also included in the save mask.
8362 (mips16e_collect_argument_save_p): Take a pointer to the argument
8363 register, rather than a pointer to the number of arguments.
8364 (mips16e_collect_argument_saves): Only include argument saves
8365 that aren't in the register mask.
8367 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8369 PR rtl-optimization/32450
8370 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8371 to ensure that instructions are not moved into the prologue when
8372 profiling is on. Remove unused prologue_end variable.
8373 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8374 as a scheduling barrier.
8376 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8380 Disregard DECL_FROM_INLINE.
8382 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8384 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8385 IORing with a constant.
8387 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8389 PR rtl-optimization/32475
8390 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8391 for every definition of the stack pointer.
8393 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8395 * arm.c (vfp3_const_double_index): Copy signed results of
8396 REAL_VALUE_TO_INT into unsigned vars.
8398 2007-07-05 Richard Guenther <rguenther@suse.de>
8401 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8403 * tree-ssa.c (useless_type_conversion_p): Check canonical
8406 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8408 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8409 zero_extendhisi2): Change to define_insn_and_split.
8410 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8412 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8414 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8415 pass_match_asm_constraints): New.
8416 * passes.c (init_optimization_passes): Add new pass.
8417 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8418 * function.h (struct function): Add has_asm_statement bit.
8419 (current_function_has_asm_statement): New.
8420 * tree-pass.h (pass_match_asm_constraints): New.
8422 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8424 * config/mips/mips.c (mips_file_start): Avoid declaration
8427 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8429 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8431 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8433 * rtl.def (NOTE): Change print format string to print
8434 operand 5 as a note insn name.
8436 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8437 David Ung <davidu@mips.com>
8439 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8440 * doc/invoke.texi: (MIPS Options): Document them.
8442 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8443 David Ung <davidu@mips.com>
8445 Add support for SmartMIPS ASE.
8447 * optabs.c (expand_binop_directly): New, broken out from...
8448 (expand_binop): Here. Make it try rotating in the other
8449 direction even when the second operand isn't constant.
8450 * config/mips/mips.md (*lwxs): New.
8451 * config/mips/mips.opt (msmartmips): New.
8452 * config/mips/mips.c (mips_lwxs_address_p): New.
8453 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8454 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8455 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8456 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8457 (ISA_HAS_LWXS): New.
8458 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8459 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8460 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8461 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8462 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8463 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8464 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8466 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8468 * tree-vectorizer.c (new_loop_vec_info): Initialize
8469 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8470 * tree-vectorizer.h (_loop_vec_info): Added new filed
8471 min_profitable_iters.
8472 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8473 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8474 * tree-vect-analyze.c (vect_analyze_operations): Set
8475 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8476 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8477 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8478 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8479 and prologue cost to after they are computed.
8480 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8482 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8483 of creating vectors from scalars according to dt.
8484 (vect_model_store_cost): Likewise.
8485 (vectorizable_call): Use dt array instead of scalar dt. Call
8486 vect_model_simple_cost with additional argument dt.
8487 (vectorizable_assignment): Likewise.
8488 (vectorizable_operation): Likewise.
8489 (vectorizable_type_demotion): Likewise.
8490 (vectorizable_type_promotion): Likewise.
8491 (vectorizable_store): Use dt array instead of scalar dt. Call
8492 vect_model_store_cost with additional argument dt.
8493 (vect_do_peeling_for_loop_bound): Don't call
8494 vect_estimate_min_profitable_iters. Instead, lookup
8495 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8496 "may not be profitable".
8498 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8501 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8502 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8503 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8504 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8506 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8508 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8509 addressing modes cheaper.
8511 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8513 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8514 (dw_ranges_struct): Rename block_num to num. Adjust.
8515 (dw_ranges_by_label_struct): New.
8516 (ranges_by_label, ranges_by_label_allocated,
8517 ranges_by_label_in_use): New variables.
8518 (add_ranges_num): Factored most of the code out of...
8519 (add_ranges): ... this one. Rewrite in terms of the former.
8520 (add_ranges_by_labels): New.
8521 (output_ranges): Output by-label ranges.
8522 (dwarf2out_finish): Output range for multiple-section
8523 compile_unit. Output standard DW_AT_low_pc in addition to
8524 unexpected DW_AT_entry_pc.
8526 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8528 PR tree-optimization/32604
8529 PR tree-optimization/32606
8531 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8532 (compute_antic_safe): Removed.
8533 (ANTIC_SAFE_LOADS): Ditto.
8534 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8535 (execute_pre): Don't call compute_antic_safe.
8536 (vuse_equiv): New function.
8537 (make_values_for_stmt): Use it
8538 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8541 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8544 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8546 (avr_attribute_table): Make "naked" attribute apply to function types
8547 rather than to decls.
8548 (avr_handle_fntype_attribute): New function.
8550 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8552 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8555 2007-07-04 David Ung <davidu@mips.com>
8556 Joseph Myers <joseph@codesourcery.com>
8558 * config/mips/mips.md (type): Add logical, signext and move.
8559 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8560 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8561 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8562 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8563 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8564 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8565 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8566 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8567 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8568 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8569 movv2sf_hardfloat_64bit): Use the new types.
8570 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8571 *movdf_softfloat, *movdf_mips16): Use "multi".
8572 (extendqihi2): Replace with a define_expand.
8573 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8574 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8575 * config/mips/74k.md (r74k_int_logical): New reservation and
8577 (r74k_int_arith): Remove "slt".
8578 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8579 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8580 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8581 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8582 reservations for "arith".
8584 2007-07-04 Richard Guenther <rguenther@suse.de>
8586 * tree-ssa.c (useless_type_conversion_p): Add handling for
8587 scalar float and vector types. Only call the types_compatible_p
8588 langhook for aggregate types as last resort. Follow the
8591 2007-07-04 Richard Guenther <rguenther@suse.de>
8593 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
8594 the same as NOP_EXPR.
8596 2007-07-04 Nick Clifton <nickc@redhat.com>
8598 * target.h (struct gcc_target): Add target_help field.
8599 * target-def.h (TARGET_HELP): New.
8600 (TARGET_INITIALIZER): Use TARGET_HELP.
8601 * opts.c (command_handle_option): Invoke target_help function, if
8602 defined, when the user has specified --target-help on the command
8604 * doc/invoke.texi: Mention that --target-help might print
8605 additional information.
8606 * doc/tm.texi: Document TARGET_HELP hook.
8608 * arm.c (TARGET_HELP): Override default definition.
8609 (arm_target_help): New - display a wrapped list of cores and
8610 architectures supported.
8612 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
8614 * config/v850/v850.c (expand_prologue): Make sure
8615 GEN_INT() argument is sign extended rather than zero extended.
8616 (expand_epilogue): Likewise.
8617 (output_move_double): Delete.
8618 * config/v850/v850-protos.h (output_move_double): Delete.
8619 * config/v850/v850.md (movdi): Delete.
8620 (*movdi_internal): Delete.
8622 (*movdf_internal): Delete.
8624 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8626 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
8627 unless compiling RTP PIC.
8629 2007-07-04 Richard Guenther <rguenther@suse.de>
8631 PR tree-optimization/32482
8632 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
8633 original ssa name if we didn't find a shift expression.
8634 Fix shift constant for bit zero test.
8636 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8638 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
8640 2007-07-04 Richard Sandiford <richard@codesourcery.com>
8642 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
8643 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
8644 * config/arm/vxworks.h (ASM_SPEC): Delete.
8645 (SUBTARGET_EXTRA_ASM_SPEC): Define.
8647 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8649 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
8650 (DDR_REVERSED_P): New.
8651 * tree-data-ref.c (initialize_data_dependence_relation,
8652 build_classic_dist_vector): Set DDR_REVERSED_P.
8654 2007-07-04 Sebastian Pop <sebpop@gmail.com>
8657 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
8658 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8659 init_omega_for_ddr_1): Use non conservative number of iterations
8661 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
8662 (analyze_siv_subscript): Remove FIXME and reinitialization of
8663 last_conflicts to chrec_dont_know.
8664 * testsuite/gfortran.dg/vect/pr32457.f90: New.
8666 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8668 * tree.c (maybe_canonicalize_argtypes): Improve description.
8670 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
8672 * tree.c (maybe_canonicalize_argtypes): New.
8673 (build_function_type): Set canonical type.
8674 (build_method_type_directly): Ditto.
8675 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
8678 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8680 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
8682 (rewrite_use_nonlinear_expr): Likewise.
8684 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
8686 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
8688 2007-07-04 Ben Elliston <bje@au.ibm.com>
8690 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
8693 * c-objc-common.c (c_types_compatible_p): Fix indentation.
8695 * doc/tm.texi (Run-time Target): Capitalise "CPU".
8696 (Exception Handling): Likewise.
8698 2007-07-03 Jan Hubicka <jh@suse.cz>
8700 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
8702 2007-07-03 Eric Christopher <echristo@apple.com>
8704 * doc/cppopts.texi: Add conflicting option note to -dM.
8705 * doc/invoke.texi: Add note about possible conflicts with
8706 -E for -dCHARS and note that -dM will not produce
8707 any results if there is no machine dependent reorg.
8709 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8711 * tree.h (DECL_ALIGN): Back out previous change.
8713 2007-07-03 Joseph Myers <joseph@codesourcery.com>
8715 * configure.ac: Test for .dtprelword support on MIPS.
8716 * configure, config.in: Regenerate.
8717 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
8718 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8720 2007-07-03 Julian Brown <julian@codesourcery.com>
8722 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
8723 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
8724 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
8725 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
8727 (all_fpus): Add FPUTYPE_VFP3.
8728 (fp_model_for_fpu): Add VFPv3 field.
8729 (arm_rtx_costs_1): Give cost to VFPv3 constants.
8730 (vfp3_const_double_index): New function. Return integer index of
8731 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
8733 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
8734 and argument represents a valid RTX for a VFPv3 constant.
8735 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
8737 (vfp_emit_fstmd): Similar, for fstmd.
8738 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
8739 constants, represented as integer indices.
8740 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
8741 VFP_REGNO_OK_FOR_DOUBLE macros.
8742 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
8743 (arm_file_start): Set float-abi attribute for VFPv3, and output
8744 correct ".fpu" assembler directive.
8745 (arm_dbx_register_numbering): Add FIXME.
8746 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
8747 (fputype): Add FPUTYPE_VFP3.
8748 (FIXED_REGISTERS): Add 32 registers for D16-D31.
8749 (CALL_USED_REGISTERS): Likewise.
8750 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
8751 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
8752 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
8753 (D7_VFP_REGNUM): New.
8754 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
8755 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
8756 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
8757 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
8758 (REG_ALLOC_ORDER): Adjust for VFPv3.
8759 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
8760 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
8761 VFP_LO_REGS, VFP_HI_REGS.
8762 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
8763 (IS_VFP_CLASS): Define macro.
8764 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
8766 (REGISTER_MOVE_COST): Likewise.
8767 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
8768 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
8769 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
8770 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
8771 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
8772 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
8773 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
8774 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
8775 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
8776 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
8777 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
8778 where appropriate for single-word registers.
8779 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
8780 As above. Fix type attributes.
8781 * config/arm/constraints.md (register_contraint "t"): Define.
8782 (register_constraint "w"): Change to D0-D15, or D0-D31 for
8784 (register_constraint "x"): Define.
8785 (constraint "Dv"): Define.
8787 2007-07-03 Geoffrey Keating <geoffk@apple.com>
8789 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
8791 2007-07-03 Tom Tromey <tromey@redhat.com>
8793 * c-parser.c (objc_pq_context): Removed.
8794 (objc_need_raw_identifier): Likewise.
8795 (c_parser) <objc_pq_context>: New field.
8796 <objc_need_raw_identifier>: Likewise.
8797 (OBJC_NEED_RAW_IDENTIFIER): Removed.
8798 (c_lex_one_token): Update.
8799 (c_parser_objc_protocol_definition): Update.
8800 (c_parser_objc_method_definition): Update.
8801 (c_parser_objc_methodproto): Update.
8802 (c_parser_declspecs): Update.
8804 2007-07-03 David Ung <davidu@mips.com>
8806 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
8808 2007-07-03 David Ung <davidu@mips.com>
8809 Richard Sandiford <richard@codesourcery.com>
8811 * doc/invoke.texi: Document -march=74kf3_2.
8812 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
8813 (TUNE_74K): Check for it.
8814 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
8815 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
8816 * config/mips/mips.md (cpu): Add 74kf3_2.
8817 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
8818 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
8819 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
8820 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
8821 74kf3_2 to the CPU list.
8822 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
8823 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
8824 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
8825 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
8826 (r74kf3_2_fxfer_from_c1): New insn reservations.
8828 2007-07-03 Richard Sandiford <richard@codesourcery.com>
8829 David Ung <davidu@mips.com>
8831 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
8832 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
8833 and 74k[fx]. Document aliases for the new options.
8834 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
8835 (PROCESSOR_24KF2_1): ...this.
8836 (PROCESSOR_24KX): Rename to...
8837 (PROCESSOR_24KF1_1): ...this.
8838 (PROCESSOR_74KF): Rename to...
8839 (PROCESSOR_74KF2_1): ...this.
8840 (PROCESSOR_74KX): Rename to...
8841 (PROCESSOR_74KF1_1): ...this.
8842 (TUNE_74K): Update PROCESSOR_* names.
8843 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
8844 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
8845 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
8846 (mips_rtx_cost_data): Update processor names in comments.
8847 (mips_issue_rate): Update PROCESSOR_* names.
8848 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
8849 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
8850 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
8851 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
8852 Update cpu attribute names.
8853 (r24k_fpu_iss): Rename this reservation to...
8854 (r24kf2_1_fpu_iss): ...this and update all uses.
8855 (r24kx_fpu_iss): Rename this reservation to...
8856 (r24kf1_1_fpu_iss): ...this and update all uses.
8857 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8858 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8859 Update cpu attribute names.
8861 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8863 * config/m32r/constraints.md: New file.
8864 * config/m32r/m32r.c: Include tm-constrs.h.
8865 (small_data_operand): Use satisfies_constraint_* instead of macro.
8866 (addr24_operand, gen_compare): Likewise.
8867 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8868 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8869 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8870 EXTRA_CONSTRAINT): Likewise.
8871 * config/m32r/m32r.md: Include constraints.md.
8872 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8873 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8874 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8875 (two_insn_const_operand, int8_operand, uint16_operand,
8876 reg_or_int16_operand, reg_or_uint16_operand,
8877 reg_or_cmp_int16_operand, cmp_int16_operand,
8878 seth_add3_operand): Likewise.
8880 2007-07-03 Eric Christopher <echristo@gmail.com>
8882 * libgcc2.h: Conditionally declare __bswapsi2 and
8885 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8887 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8890 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8893 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8894 (__gthrw_pragma): Provide default definition.
8896 * gthr-posix.c (__gthrw_pragma): Define.
8898 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8900 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8901 before declaring inequality.
8903 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8905 * combine.c (recog_for_combine): Log the success or failure of
8906 matching new insn patterns against the machine description in
8909 2007-07-03 Revital Eres <eres@il.ibm.com>
8911 * ddg.c (print_sccs): New function.
8912 (check_sccs): New function.
8913 (create_ddg_all_sccs): Use it.
8914 * ddg.h (print_sccs): Declare.
8915 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8917 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8919 * targhooks.h (default_mode_for_suffix): New function declaration.
8920 * targhooks.c (default_mode_for_suffix): New default target hook.
8921 * target.h (struct c): New structure in the targetm struct.
8922 (mode_for_suffix): New target hook as part of struct c.
8923 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8924 default_mode_for_suffix.
8925 (TARGET_C): New define.
8926 * c-lex.c: Include "target.h".
8927 (interpret_float): Use targetm.c.mode_for_suffix to determine
8928 the mode for a given non-standard suffix.
8929 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8931 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8932 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8934 * doc/extend.texi (Floating Types): New node. Document __float80 and
8935 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8937 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8940 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8941 predicate instead of target_operand.
8942 (divsi3_i1_media, divsi3_media_2): Likewise.
8944 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8946 * tree.h (alias_sets_might_conflict_p): Rename into
8947 alias_sets_must_conflict_p.
8948 * alias.c (alias_sets_might_conflict_p): Likewise.
8949 (alias_sets_conflict_p): Use it.
8950 (objects_must_conflict_p): Likewise.
8951 * c-common.c (strict_aliasing_warning): Adjust.
8953 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8955 * rtlhooks.c (gen_lowpart_if_possible): Check for
8956 invalid subreg before calling gen_lowpart_SUBREG.
8958 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8960 * config/darwin9.h: Add copyright notice.
8961 (LINK_COMMAND_SPEC): Add comment.
8962 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8963 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8964 DARWIN_LIBSYSTEM_HAS_UNWIND.
8966 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8969 * omp-low.c (check_combined_parallel): New function.
8970 (lower_omp_parallel): Call it via walk_stmts, set
8971 OMP_PARALLEL_COMBINED if appropriate.
8972 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8973 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8974 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8975 don't consider it as combined parallel.
8977 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8979 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8980 (gcc_tooldir): Likewise.
8981 * configure: Regenerate.
8982 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8983 old configure.ac gcc_tooldir setting.
8984 (prefix_to_exec_prefix): New variable.
8985 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8986 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8988 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8990 Fix PR tree-optimization/32583
8991 Fix PR tree-optimization/32584
8992 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8993 (phi_translate_set): Use phi_translate directly now.
8994 (make_values_for_stmt): Don't value number RHS if we already know
8997 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8998 Jim Wilson <wilson@specifix.com>
9001 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9004 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9005 Richard Sandiford <richard@codesourcery.com>
9006 Nigel Stephens <nigel@mips.com>
9008 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9009 (mips16e_output_save_restore): Declare.
9010 (mips16e_save_restore_pattern_p): Likewise.
9011 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9012 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9013 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9014 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9015 (BITSET_P): New global macro, extracted from...
9016 (mips_for_each_saved_reg): ...here.
9017 (mips16e_save_restore_info): New struct.
9018 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9019 (mips16e_save_restore_regs): New variable.
9020 (mips_split_plus, mips16e_find_first_register): New functions.
9021 (mips16e_mask_registers): New function.
9022 (compute_frame_size): Expand the commentary before the function.
9023 Enforce the MIPS16e save and restore register range restrictions.
9024 Pad the general register save area at the low end.
9025 (mips16e_save_restore_reg, mips16e_build_save_restore)
9026 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9027 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9028 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9030 (mips_expand_prologue, mips_expand_epilogue): Handle
9031 GENERATE_MIPS16E_SAVE_RESTORE.
9032 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9034 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9036 PR tree-optimization/31966
9037 PR tree-optimization/32533
9038 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9039 "basic_block" description as its third argument. Update function
9040 calls to get destination bb from "edge" argument. Save "cond" into
9041 aux field of the edge. Update prototype for changed arguments.
9042 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9044 (find_phi_replacement_condition): Operate on incoming edges, not
9045 on predecessor blocks. If there is a condition saved in the
9046 incoming edge aux field, AND it with incoming bb predicate.
9047 Return source bb of the first edge.
9048 (clean_predicate_lists): Clean aux field of outgoing node edges.
9049 (tree_if_conversion): Do not initialize cond variable. Move
9050 variable declaration into the loop.
9051 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9052 initializations of new_stmt, arg0 and arg1 variables.
9054 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9056 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9057 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9059 2007-07-02 Richard Guenther <rguenther@suse.de>
9061 * tree-ssa.c (useless_type_conversion_p): Document
9062 future intent as defining the middle-end type system.
9063 Re-structure to call langhook last, group by type class,
9064 mark questionable parts.
9066 2007-07-02 Richard Guenther <rguenther@suse.de>
9068 * tree-flow.h (types_compatible_p): Declare.
9069 * tree-ssa.c (types_compatible_p): New function.
9070 * ipa-type-escape.c (discover_unique_type): Use
9071 types_compatible_p instead of lang_hooks.types_compatible_p.
9072 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9073 * tree-vn.c (expressions_equal_p): Likewise.
9074 * tree.c (fields_compatible_p): Likewise.
9075 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9076 (cprop_operand): Use useless_type_conversion_p instead of
9077 lang_hooks.types_compatible_p.
9078 * tree-inline.c (setup_one_parameter): Likewise.
9079 (declare_return_variable): Likewise.
9080 * tree-nrv.c (tree_nrv): Likewise.
9081 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9082 (maybe_fold_offset_to_component_ref): Likewise.
9083 (maybe_fold_offset_to_reference): Likewise.
9084 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9085 (merge_alias_info): Likewise.
9086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9087 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9088 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9089 * tree-tailcall.c (find_tail_calls): Likewise.
9090 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9091 * gimplify.c (canonicalize_addr_expr): Likewise.
9092 (fold_indirect_ref_rhs): Likewise.
9093 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9094 (cpt_same_type): Likewise.
9095 (check_pointer_types_r): Swap parameters to cpt_same_type
9097 * fold-const.c (fold_convert): Revert fix for PR15988.
9098 * tree-inline.c (setup_one_parameter): Instead fix it here by
9099 using fold_build1 instead of fold_convert and checking for
9100 error_mark_node. Convert only if the conversion is necessary.
9102 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9104 * configure.ac: Check for .gnu_attribute on Power.
9105 * configure: Regenerate.
9106 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9107 attribute for floating-point ABI.
9109 2007-07-02 Ira Rosen <irar@il.ibm.com>
9111 PR tree-optimization/32230
9112 PR tree-optimization/32477
9113 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9114 address is a constant.
9116 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9118 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9119 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9120 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9121 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9122 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9123 64-bit targets. Add support for *-elfoabi*.
9124 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9125 different settings if $(tm_defines) does not select the EABI.
9126 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9127 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9128 (MIPS_ARCH_OPTION_SPEC): Likewise.
9129 (MIPS_ISA_LEVEL_SPEC): Likewise.
9130 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9131 * config/mips/elfoabi.h: New file.
9133 2007-07-02 Richard Guenther <rguenther@suse.de>
9135 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9136 (useless_type_conversion_p): ... this.
9137 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9138 (useless_type_conversion_p): ... this.
9139 * builtins.c (fold_builtin_memory_op): Rename
9140 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9141 * tree-cfg.c (verify_expr): Likewise.
9142 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9143 * tree-ssa-ccp.c (ccp_fold): Likewise.
9144 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9145 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9147 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9148 * tree-ssa-pre.c (eliminate): Likewise.
9149 * tree-ssa.c (delete_tree_ssa): Likewise.
9150 (tree_ssa_useless_type_conversion): Likewise.
9151 * tree.c (build2_stat): Likewise.
9153 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9155 Fix PR tree-optimization/32571
9156 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9159 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9162 and other expected operations explicitly, change default to
9165 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9167 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9169 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9170 (tls_load_dot_plus_eight): Move the label number into the unspec.
9171 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9173 2007-07-01 Andreas Schwab <schwab@suse.de>
9175 * dwarf2out.c (initial_return_save): Define only if used.
9177 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9179 Unreverting Richard's Revert of:
9181 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9183 * dce.c (deletable_insn_p_1): New function, split out from...
9184 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9185 specially, not those inside PARALLELs. Remove BODY argument
9186 and adjust recursive call accordingly.
9187 (prescan_insns_for_dce): Update call to delete_insn_p.
9189 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9190 Revital Eres <eres@il.ibm.com>
9192 * ddg.c (create_ddg_all_sccs): Fix missed
9193 initialization of scc_nodes.
9195 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9198 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9199 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9201 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9203 * configure.ac: Check for .gnu_attribute on MIPS.
9204 * configure, config.in: Regenerate.
9205 * config/mips/mips.c (mips_file_start): If supported, output
9206 attribute for floating-point ABI.
9208 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9211 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9212 (ffs_cmove): New expander to expand using ctz pattern.
9213 (*ffs_cmove): Remove pattern.
9214 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9215 (ffsdi2): Expand using ctz pattern.
9216 (*ffs_rex64): Remove pattern.
9218 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9220 PR rtl-optimization/32296
9221 * pa.md (return): Delete pattern.
9222 (return_internal): Remove "(const_int 1)" from pattern.
9223 (epilogue): Use return_internal pattern for trivial returns.
9224 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9225 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9227 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9229 * tree-ssa-pre.c (is_exception_related): New function
9230 (can_value_number_operation): Use it.
9232 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9234 Fix PR tree-optimization/32540
9235 Fix PR tree-optimization/31651
9237 * tree-ssa-sccvn.c: New file.
9239 * tree-ssa-sccvn.h: Ditto.
9241 * tree-vn.c: Include tree-ssa-sccvn.h
9242 (val_expr_paid_d): Removed.
9243 (value_table): Ditto.
9244 (vn_compute): Ditto.
9245 (val_expr_pair_hash): Ditto.
9246 (val_expr_pair_expr_eq): Ditto.
9247 (copy_vuses_from_stmt): Ditto.
9250 (shared_vuses_from_stmt): Ditto.
9251 (print_creation_to_file): Moved up.
9252 (sort_vuses): Ditto.
9253 (sort_vuses_heap): Ditto.
9254 (set_value_handle): Make non-static.
9255 (make_value_handle): Ditto.
9256 (vn_add): Rewritten to use sccvn lookups.
9257 (vn_add_with_vuses): Ditto.
9258 (vn_lookup): Ditto (and second argument removed).
9259 (vn_lookup_with_vuses): Ditto.
9260 (vn_lookup_or_add): Ditto (and second argument removed);
9261 (vn_lookup_or_add_with_vuses): Ditto.
9262 (vn_lookup_with_stmt): New.
9263 (vn_lookup_or_add_with_stmt): Ditto.
9264 (create_value_handle_for_expr): Ditto.
9266 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9267 (seen_during_translate): New function.
9268 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9269 (phi_trans_add): Ditto.
9270 (constant_expr_p): FIELD_DECL is always constant.
9271 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9272 Use constant_expr_p.
9273 Avoid infinite recursion on mutually valued expressions.
9274 Change callers of vn_lookup_or_add.
9275 (phi_translate): New function.
9276 (compute_antic_safe): Allow phi nodes.
9277 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9278 (find_or_generate_expression): Rewrite slightly.
9279 (create_expression_by_pieces): Updated for vn_lookup_or_add
9281 Update VN_INFO for new names.
9282 (insert_into_preds_of_block): Update for new names.
9283 (add_to_exp_gen): New function.
9284 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9285 (find_existing_value_expr): Rewrite to changed vn_lookup.
9286 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9287 (try_look_through_load): Removed.
9288 (try_combine_conversion): Ditto.
9289 (get_sccvn_value): New function.
9290 (make_values_for_phi): Ditto.
9291 (make_values_for_stmt): Ditto.
9292 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9294 (init_pre): Update for SCCVN changes.
9296 (execute_pre): Ditto.
9298 * tree-flow.h (make_value_handle): Declare.
9299 (set_value_handle): Ditto.
9300 (sort_vuses_heap): Ditto.
9301 (vn_lookup_or_add_with_stmt): Ditto.
9302 (vn_lookup_with_stmt): Ditto.
9303 (vn_compute): Remove.
9306 (vn_lookup): Update arguments.
9308 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9310 (tree-ssa-sccvn.o): New.
9311 (OBJS-common): Add tree-ssa-sccvn.o
9313 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9316 * c-typeck.c (build_external_ref): Don't mark as used if called
9318 * calls.c (rtx_for_function_call): Likewise.
9320 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9324 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9326 * dce.c (deletable_insn_p_1): New function, split out from...
9327 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9328 specially, not those inside PARALLELs. Remove BODY argument
9329 and adjust recursive call accordingly.
9330 (prescan_insns_for_dce): Update call to delete_insn_p.
9332 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9334 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9335 (try_combine): Move potential calls to undo_all() so they happen
9336 before we commit to using the combined insns.
9338 2006-06-30 Jan Hubicka <jh@suse.cz>
9340 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9343 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9345 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9346 (cgraph_remove_unreachable_nodes): Likewise.
9347 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9348 * ipa-inline.c (update_caller_keys): Cast according to the coding
9350 (cgraph_decide_recursive_inlining): Likewise.
9351 (cgraph_decide_inlining_of_small_function): Likewise.
9352 (try_inline): Likewise.
9353 (cgraph_decide_inlining_incrementally): Likewise.
9354 * ipa-pure-const.c (get_function_state): Likewise.
9355 (scan_function): Likewise.
9356 (analyze_function): Likewise.
9357 (static_execute): Likewise.
9358 * ipa-reference.c (scan_for_static_refs): Likewise.
9359 (merge_callee_local_info): Likewise.
9360 (analyze_function): Use type safe memory macros.
9361 (static_execute): Likewise. Cast according to the coding conventions.
9362 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9364 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9366 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9367 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9370 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9373 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9374 for complex modes (both int and real).
9376 2007-06-29 Jan Hubicka <jh@suse.cz>
9378 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9380 2007-06-29 Jan Hubicka <jh@suse.cz>
9383 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9386 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9389 * config/avr/avr.c: Include dataflow header file.
9390 (expand_prologue): Adjust for prologue insn change.
9391 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9394 2007-06-29 Richard Guenther <rguenther@suse.de>
9397 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9398 during type verification.
9400 2007-06-29 Jan Hubicka <jh@suse.cz>
9402 * recog.c (validate_change_rtx_1): Unshare TO argument.
9404 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9406 PR tree-optimization/24659
9407 * tree-vect-transform.c (vectorizable_call): Handle
9408 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9410 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9411 * config/i386/i386.c (enum ix86_builtins)
9412 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9413 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9415 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9416 const using def_builtin_const.
9417 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9418 input operands in the same modes as the result.
9419 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9421 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9423 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9424 (df_set_dead_notes_for_mw): Likewise.
9426 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9428 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9430 2007-06-28 DJ Delorie <dj@redhat.com>
9432 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9434 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9436 * doc/invoke.texi (C++ Dialect Options): Document
9437 fvisibility-ms-compat.
9438 * c.opt (fvisibility-ms-compat): New.
9440 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9443 * tree-affine.c (aff_combination_add_elt): Handle
9444 pointer addition specially.
9446 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9448 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9449 decl is non-external for AIX ABI.
9451 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9453 * config/rs6000/predicates.md (current_file_function_operand):
9454 Ensure the symbol is non-external for AIX ABI.
9456 2007-06-28 Nick Clifton <nickc@redhat.com>
9458 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9459 (fdce, fdse, fpredictive-commoning): Likewise.
9461 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9464 * gcc.c (process_command): Recognize the new -static-libgfortran
9467 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9470 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9471 Use a call clobbered hard reg instead of a pseudo reg.
9473 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9475 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9477 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9480 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9481 REG_LIBCALL and REG_RETVAL notes.
9482 (divsi3, mulsi3): Likewise.
9483 (mulhisi3): Likewise. Use emit_libcall_block.
9484 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9486 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9488 PR rtl-optimization/32481
9489 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9491 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9493 * dce.c (deletable_insn_p_1): New function, split out from...
9494 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9495 specially, not those inside PARALLELs. Remove BODY argument
9496 and adjust recursive call accordingly.
9497 (prescan_insns_for_dce): Update call to delete_insn_p.
9499 2007-06-27 Richard Guenther <rguenther@suse.de>
9502 * tree.h (fold_convertible_p): Declare.
9503 * fold-const.c (fold_convertible_p): New function.
9504 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9505 instead of lang_hooks.types_compatible_p.
9507 2007-06-26 Jan Hubicka <jh@suse.cz>
9509 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9510 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9511 early use validate_unshare_change.
9512 (reload_combine): Likewise.
9513 * recog.c (change_t): New field unshare.
9514 (validate_change_1): Rename from validate_change; add argument unshare.
9515 (validate_change): Turn into wrapper of validate_change_1; update
9516 prototype for bools.
9517 (validate_unshare_change): New.
9518 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9519 calls of df_insn_rescan.
9520 * recog.h (validate_change): Replace ints by bools.
9521 (validate_unshare_change): Declare.
9523 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9525 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9527 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9529 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9531 2007-06-25 Jan Hubicka <jh@suse.cz>
9533 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9535 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9536 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9537 places other call site specific checks are performed.
9539 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9542 * tree-vect-transform.c (vectorizable_operation): Convert
9543 POINTER_PLUS_EXPR over to PLUS_EXPR.
9545 2007-06-25 Chao-ying Fu <fu@mips.com>
9547 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9548 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9549 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9550 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9552 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9553 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9554 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9555 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9556 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9557 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9558 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9559 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9560 ALL_FIXED_POINT_MODE_P): New define.
9561 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9563 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9565 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9566 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9567 MODE_VECTOR_UACCUM): New mode classes.
9569 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9570 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9571 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9574 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9575 (blank_mode): Initialize ibit and fbit.
9576 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9577 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9579 (new_adjust): Change required_class to required_class_from and
9580 required_class_to for testing within a range.
9581 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9582 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9584 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9585 (make_fixed_point_mode): New.
9586 (_ADD_ADJUST): Change C to C1 and C2.
9587 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
9588 use a range for machine classes.
9589 (ADJUST_IBIT, ADJUST_FBIT): New.
9590 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
9592 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9593 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9594 Emit adjustment for ibit and fbit.
9595 (emit_mode_ibit, emit_mode_fbit): New.
9596 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
9598 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
9600 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
9601 as the source of the set.
9603 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
9605 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
9606 FP_REGNO_P): Use IN_RANGE.
9607 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
9608 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
9609 (DATA_REG_P): Use DATA_REGNO_P.
9610 (FP_REG_P): Use FP_REGNO_P.
9611 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
9612 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
9613 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
9615 2007-06-24 Jan Hubicka <jh@suse.cz>
9618 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
9620 2007-06-24 Sebastian Pop <sebpop@gmail.com>
9623 * fold-const.c (fold_binary): Strip nops of operand 0
9624 of BIT_NOT_EXPR before calling operand_equal_p.
9625 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
9626 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
9628 2007-06-23 Mark Mitchell <mark@codesourcery.com>
9630 * doc/extend.texi: Document that dllimport and dllexport imply
9632 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
9633 imported or exported declaration, including type declarations.
9634 * c-common.c (handle_visibility_attribute): Check for conflicts
9635 with dllimport/dllexport.
9636 (c_determine_visibility): Handle dllimport/dllexport as an
9637 explicit visibility atttribute.
9639 2007-06-23 Richard Guenther <rguenther@suse.de>
9641 PR tree-optimization/16876
9643 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
9645 * tree-inline.c (initialize_inlined_parameters): Do not call
9646 lang_hooks.tree_inlining.convert_parm_for_inlining.
9647 * cgraphbuild.c (initialize_inline_failed): Set inline failed
9648 reason for mismatched types.
9649 * gimplify.c (gimplify_call_expr): Verify the call expression
9650 arguments match the called function type signature. Otherwise
9651 mark the call expression to be not considered for inlining
9652 using CALL_CANNOT_INLINE_P flag.
9653 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
9654 edges call expression.
9655 (cgraph_decide_inlining_of_small_function): Likewise.
9656 (cgraph_decide_inlining): Likewise.
9657 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9659 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
9660 * c-typeck.c (c_convert_parm_for_inlining): Remove.
9661 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
9663 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
9664 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
9666 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9667 convert_parm_for_inlining member.
9669 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
9672 * arm.md (negscc): Match the correct operand for optimized LT0 test.
9673 Remove optimization for GT.
9675 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
9678 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
9680 (prescan_insns_for_dce): Add extra parameter.
9682 2007-06-23 Jan Hubicka <jh@suse.cz>
9685 * gimplify.c (mark_addressable): New function.
9686 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
9688 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9691 * expr.c (store_constructor): Do not clobber non-zeroed memory.
9693 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
9697 moves between MMX/SSE registers to at least 8 units to prevent
9698 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
9700 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/i386.c (override_options): Correct x86_sahf
9705 2007-06-21 David Daney <ddaney@avtrex.com>
9708 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
9709 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
9710 (exception_receiver): Renamed to ...
9711 (nonlocal_goto_receiver): ... this.
9713 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
9715 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
9716 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
9717 partial register accesses.
9719 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
9721 * fold-const.c (debug_fold_checksum): Move it under
9722 ENABLE_FOLD_CHECKING.
9724 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9727 * tree.h (debug_fold_checksum): Declared.
9728 * fold-const.c (build_fold_addr_expr_with_type_1): New.
9729 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
9730 build_fold_addr_expr_with_type_1.
9731 (fold_addr_expr, debug_fold_checksum): New.
9732 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
9733 (fold_unary, fold_comparison, split_address_to_core_and_offset):
9736 2007-06-21 Sebastian Pop <sebpop@gmail.com>
9738 PR tree-optimization/19590
9739 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
9740 of scev is a constant.
9742 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9744 * df-problems.c (df_note_bb_compute): Made computation of live
9745 info consistent with df_lr.
9747 2007-06-21 Richard Guenther <rguenther@suse.de>
9749 PR tree-optimization/32453
9750 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
9751 for pointer anti-range.
9753 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
9755 * config/i386/i386.c (processor_target_table): Increase maximum
9756 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
9759 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
9760 byte alignment if > 8 byte alignment is preferred.
9761 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9763 2007-06-21 Jakub Jelinek <jakub@redhat.com>
9765 PR tree-optimization/31866
9766 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
9767 if ASM_EXPR's input is not a SSA_NAME.
9770 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
9771 but decl is a global var, instead return decl.
9772 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
9773 even for is_global_var decls, if they are private in some outer
9776 2007-06-21 Richard Guenther <rguenther@suse.de>
9778 PR tree-optimization/32451
9779 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
9781 2007-06-21 Christian Bruel <christian.bruel@st.com>
9783 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
9784 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
9785 (push_regs): Changed saving order or banked registers.
9786 (sh_expand_epilogue): Likewise.
9787 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
9788 (FIRST_BANKED_REG): Likewise.
9789 (LAST_BANKED_REG): Likewise.
9790 * config/sh/sh.md (banked) New attribute.
9791 (in_delay_slot): Check banked attribute.
9793 2007-06-20 Sebastian Pop <sebpop@gmail.com>
9795 PR tree-optimization/32075
9796 * tree-data-ref.c (subscript_dependence_tester_1,
9797 analyze_miv_subscript, analyze_overlapping_iterations,
9798 add_distance_for_zero_overlaps, build_classic_dist_vector,
9799 subscript_dependence_tester_1, analyze_overlapping_iterations,
9800 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
9801 compute_affine_dependence, compute_all_dependences): Pass loop_nest
9802 to evolution_function_is_affine_multivariate_p.
9804 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9806 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
9808 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
9811 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
9813 * config/m32c/prologue.md (epilogue_exitd_16): New.
9814 (epilogue_reit_16): New.
9815 (epilogue_exitd): Rename to epilogue_exitd_24.
9816 (epilogue_reit): Rename to epilogue_reit_24.
9818 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
9819 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9821 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
9823 * haifa-sched.c (queue_to_ready): Don't requeue next insn
9824 if dbg_cnt (sched_insn) reaches the limit.
9825 (choose_ready): New parameter INSN_PTR and new return value.
9826 (schedule_block): Handle dbg_cnt (sched_insn). Handle
9827 the new return value from choose_ready.
9828 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
9829 (rest_of_handle_global_alloc): New global_alloc_at_func.
9831 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
9833 PR tree-optimization/25737
9834 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
9835 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
9836 * tree-flow.h (struct fieldoff): Add new field alias_set.
9837 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
9838 argument addressable_type. Set alias_set of fieldoff.
9839 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
9840 (create_overlap_variables_for): Pass alias_set from fieldoff to
9842 * alias.c (get_alias_set): Use alias_set from SFT if set.
9844 2007-06-20 Hui-May Chang <hm.chang@apple.com>
9846 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
9847 of a variable as an unsigned HOST_WIDE_INT integer.
9849 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
9851 PR rtl-optimization/32405
9852 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9854 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9856 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9859 * builtins.c: Include diagnostic.h.
9860 (expand_builtin_expect): Make gcc_assert more permissive.
9861 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9864 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9868 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9869 if ACCUMULATE_OUTGOING_ARGS.
9871 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9873 * config/m68hc11/m68hc11.c: Include dataflow header file.
9874 (m68hc11_reorg): Port to dataflow.
9876 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9878 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9879 (struct df_problem.free_blocks_on_set_blocks): New field.
9880 (struct dataflow.optional_p): New field.
9881 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9882 (df_live_set_all_dirty): New function.
9883 * df-scan.c (df_scan_alloc): Initialize optional_p.
9884 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9885 * df-core.c (df_set_blocks): Removed use of
9886 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9887 df_problem.free_blocks_on_set_blocks to determine which blocks are
9889 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9890 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9891 uses dataflow.optional_p to determine if problem should be
9893 (rest_of_handle_df_initialize): Only start live problem if
9895 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9896 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9897 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9898 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9899 problem_NOTE): Initialize free_blocks_on_set_blocks.
9900 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9902 (df_live_set_all_dirty, df_note_alloc): New function.
9903 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9905 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9906 * postreload.c (reload_combine): Ditto.
9907 * cse.c (cse_extended_basic_block): Ditto.
9908 * regmove.c (mark_flags_life_zones): Ditto.
9909 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9910 erase_matching_seqs): Ditto.
9911 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9912 * integrate (allocate_initial_values): Ditto.
9913 * combine.c (reg_dead_at_p): Ditto.
9914 * resource.c (mark_target_live_regs): Ditto.
9915 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9916 * config/sh/sh.c (find_r0_life_regions): Ditto.
9917 * global.c (rest_of_handle_global_alloc): Only add back df_live
9919 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9921 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9923 (if_convert): Make sure df_live is there at -O == 1.
9924 (pass_if_after_combine): Cleanup flags.
9925 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9926 is there at -O == 1.
9928 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9930 * config/arm/arm.c (arm_get_frame_offsets): Set
9931 offsets->locals_base to avoid negative stack size.
9932 (thumb1_expand_prologue): Assert on negative stack size.
9934 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9936 PR tree-optimization/32367
9937 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9938 of the chrec has no evolution in that loop.
9939 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9941 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9943 * config/xtensa/xtensa.c: Include "df.h".
9944 (xtensa_builtin_saveregs): Use adjust_address instead of
9946 (xtensa_va_start): Invoke make_tree with sizetype for
9947 expand_builtin_saveregs and then convert the result to a pointer.
9948 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9949 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9950 Subtract argument size from index value as integers and then use
9951 POINTER_PLUS_EXPR to add the result to the array address.
9953 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9956 * config/m32c/m32c.c: Include dataflow header file.
9957 (m32c_emit_prologue): Adjust for prologue insn change.
9958 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9959 once inside a PARALLEL. Assume frame size passed in operand 0
9960 includes space to save the fb register.
9961 (prologue_enter_24): Likewise.
9962 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9964 2007-06-19 David Daney <ddaney@avtrex.com
9967 * config/mips/mips.md (cprestore): Mark $gp as used.
9969 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9972 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9973 (frv_ifcvt_modify_insn): Likewise.
9975 2007-06-19 Richard Guenther <rguenther@suse.de>
9977 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9978 only handle positive offsets that fit in a HOST_WIDE_INT.
9980 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9982 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9983 result of rsqrt insn for zero input argument to avoid NaN.
9985 2007-06-19 Richard Guenther <rguenther@suse.de>
9988 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9990 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9992 PR tree-optimization/32353
9993 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9995 2007-06-19 Nick Clifton <nickc@redhat.com>
9997 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9999 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10003 * config/i386/i386.c (assign_386_stack_local): Assert that
10004 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10005 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10006 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10007 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10009 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10011 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10013 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10015 PR rtl-optimization/32321
10016 * gcse.c (replace_store_insn): Update the note before
10017 calling emit_insn_after.
10019 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10021 PR middle-end/32355
10022 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10024 * df-problems.c (df_note_bb_compute): Fix dumping info.
10026 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10028 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10029 insn with emit_jump_insn.
10031 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10033 PR tree-optimization/32383
10034 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10035 * targhooks.h (default_builtin_reciprocal): Update prototype.
10036 * target.h (struct gcc_target): Update builtin_reciprocal.
10037 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10038 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10039 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10040 when fndecl is in BUILT_IN_MD class.
10041 (execute_convert_to_rsqrt): Ditto.
10043 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10044 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10045 Convert BUILT_IN_SQRTF code only when md_fn is false.
10047 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10049 * bt-load.c (move_btr_def): Fix the order of arguments
10050 to validate_replace_rtx.
10052 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10054 * config/m68k/m68k-devices.def: Add 54450..54455.
10056 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10058 PR rtl-optimization/32366
10059 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10060 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10063 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10065 PR middle-end/32349
10066 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10067 this is true, rescan insn being modified.
10068 (sms_schedule): Added rescan parameter.
10069 (rest_of_handle_sms): Moved freeing of dominance info to before
10070 getting out of cfg_layout.
10072 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10074 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10075 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10078 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10079 FL_CF_EMAC from the entry for isac.
10081 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10082 (const_sibcall_operand): New.
10083 (sibcall_operand): Use it.
10084 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10085 (m68k_isas): ISAC does not imply FPU or EMAC.
10086 (override_options): Add ISA_C logic for symbolic jump & call.
10088 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10090 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10091 return mode from the builtin itself.
10092 (sparc_fold_builtin): Fix cast of zero constant.
10094 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10096 * targhooks.c (default_builtin_reciprocal): New default target hook.
10097 * targhooks.h (default_builtin_reciprocal): Add prototype.
10098 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10099 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10100 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10101 default_builtin_reciprocal.
10103 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10105 PR middle-end/31723
10106 * hooks.c (hook_tree_tree_bool_null): New hook.
10107 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10108 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10109 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10110 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10111 and convert it to reciprocal a*rfunc(b).
10112 (execute_convert_to_rsqrt): New function.
10113 (gate_convert_to_rsqrt): New function.
10114 (pass_convert_to_rsqrt): New pass definition.
10115 * target.h (struct gcc_target): Add builtin_reciprocal.
10116 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10117 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10118 TARGET_BUILTIN_RECIPROCAL.
10119 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10121 * config/i386/i386.h (TARGET_RECIP): New define.
10122 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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 (*rcpsf2_sse): New insn pattern.
10127 (*rsqrtsf2_sse): Ditto.
10128 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10129 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10130 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10131 and not optimizing for size.
10132 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10133 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10134 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10135 and not optimizing for size.
10136 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
10141 (sqrtv4sf2): Ditto.
10142 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10143 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10144 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10145 and not optimizing for size.
10146 (sqrtv4sf2): Ditto.
10147 * config/i386/i386.opt (mrecip): New option.
10148 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10149 (ix86_emit_swsqrtsf): Ditto.
10150 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10151 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10152 builtin definition.
10153 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10154 ix86_expand_unop1_builtin.
10155 (ix86_emit_swdivsf): New function.
10156 (ix86_emit_swsqrtsf): Ditto.
10157 (ix86_builtin_reciprocal): New function.
10158 (TARGET_BUILTIN_RECIPROCAL): Use it.
10159 (ix86_vectorize_builtin_conversion): Rename from
10160 ix86_builtin_conversion.
10161 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10162 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10163 "i386 and x86_64 Options" section.
10164 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10166 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10167 Zdenek Dvorak <dvorakz@suse.cz>
10168 Richard Guenther <rguenther@suse.de>
10169 Kaz Kojima <kkojima@gcc.gnu.org>
10171 * tree-vrp.c (compare_values_warnv): Convert val2 to
10173 (extract_range_from_assert): Create
10174 POINTER_PLUS_EXPR for pointer types.
10175 (extract_range_from_binary_expr): Handle
10176 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10178 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10179 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10180 POINTER_PLUS_EXPR as PLUS_EXPR.
10181 (number_of_iterations_lt_to_ne):
10182 For pointer types, use sizetype when
10183 creating MINUS_EXPR/PLUS_EXPRs.
10184 (assert_loop_rolls_lt): For pointer types, use sizetype when
10185 creating MINUS_EXPR/PLUS_EXPRs.
10186 (number_of_iterations_le): Likewise.
10187 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10188 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10189 like PLUS_EXPR and MINUS_EXPR.
10190 * tree-pretty-print.c (dump_generic_node): Handle
10192 (op_prio): Likewise.
10193 (op_symbol_1): Likewise.
10194 * optabs.c (optab_for_tree_code): Likewise.
10195 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10197 * tree-tailcall.c (process_assignment): Mention
10198 POINTER_PLUS_EXPR in a TODO comment.
10199 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10200 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10201 not used with a pointer and an integer type.
10202 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10203 increment using chrec_convert_rhs instead of chrec_convert.
10204 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10205 PLUS_EXPR except for the right hand side's type will be
10207 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10208 (fold_used_pointer_cast): Kill.
10209 (pointer_offset_p): Kill.
10210 (fold_used_pointer): Kill.
10211 (pointer_used_p): Kill.
10212 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10213 call fold_used_pointer.
10214 (instantiate_parameters_1): Convert the increment
10215 using chrec_convert_rhs instead of chrec_convert.
10216 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10217 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10218 instead of PLUS_EXPR.
10219 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10220 PLUS_EXPR for pointers.
10221 (std_gimplify_va_arg_expr): Likewise.
10222 (fold_builtin_memory_op): Likewise.
10223 (fold_builtin_strstr): Likewise.
10224 (fold_builtin_strchr): Likewise.
10225 (fold_builtin_strrchr): Likewise.
10226 (fold_builtin_strpbrk): Likewise.
10227 (expand_builtin_memory_chk): Likewise.
10228 (fold_builtin_memory_chk): Likewise.
10229 (std_expand_builtin_va_start): Use
10230 sizetype for the call to make_tree and then convert
10231 to the pointer type.
10232 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10233 instead of PLUS_EXPR for adding to a pointer.
10234 (std_gimplify_va_arg_expr): Use fold_build2 for
10235 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10236 the operands to sizetype first and then cast the BIT_AND_EXPR
10237 back to the pointer type.
10238 * fold-const.c (build_range_check): Handle pointer types
10240 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10241 of PLUS_EXPR's. Make sure the offset is converted to
10243 (try_move_mult_to_index): Strip the NOPs from the offset.
10244 Remove code argument and replace all uses with PLUS_EXPR.
10245 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10246 specially. Don't use a pointer type for MINUS_EXPR.
10247 (fold_unary): Handle for (T1)(X op Y),
10248 only p+ as that is the only as that can be handled for
10249 binary operators now.
10250 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10252 <case PLUS_EXPR>: Add folding of PTR+INT into
10254 Don't call try_move_mult_to_index.
10255 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10256 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10257 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10258 Don't call try_move_mult_to_index.
10259 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10260 (tree_expr_nonzero_p): Likewise.
10261 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10262 of PLUS_EXPR for the complex expression folding.
10263 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10264 first chrec is a pointer type, then the second should
10265 be sizetype and not the first's type.
10266 For POINTER_PLUS_EXPR, use a different right hand side type.
10267 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10268 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10269 different right hand side type.
10270 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10271 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10272 instead of PLUS_EXPR.
10273 When either operand is zero, convert the other operand.
10274 (chrec_apply): Use chrec_convert_rhs
10275 on the argument x instead of chrec_convert.
10276 (reset_evolution_in_loop): For pointer types, the new_evol
10277 should be sizetype.
10278 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10279 different right hand side type.
10280 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10281 (chrec_convert_rhs): New function.
10282 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10283 different right hand side type.
10284 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10285 * tree-chrec.h (chrec_convert_rhs): New prototype.
10286 (build_polynomial_chrec): For pointer types, the right hand
10287 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10288 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10289 Remove subtraction case as it is always addition now.
10290 Make sure the offset is converted to sizetype.
10291 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10292 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10293 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10294 PLUS_EXPR in pointer type.
10295 Handle POINTER_PLUS_EXPR.
10296 (tree_to_aff_combination): Likewise.
10297 (force_expr_to_var_cost): Likewise.
10298 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10299 instead of PLUS_EXPR for pointers.
10300 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10301 instead of PLUS_EXPR of pointer types.
10302 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10304 (check_va_list_escapes): Likewise.
10305 (check_all_va_list_escapes): Likewise.
10306 * dwarf2out.c (loc_descriptor_from_tree_1):
10307 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10308 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10309 (string_constant): Likewise.
10310 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10311 the offset to the base, use POINTER_PLUS_EXPR.
10312 (add_to_parts): Convert the index to sizetype.
10313 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10314 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10315 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10316 Offset only holds something for PLUS_EXPR.
10317 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10319 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10321 (analyze_accesses_for_modify_stmt): Likewise.
10322 Remove comment about the type being integral type as it is
10324 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10326 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10328 Correct the type which the artimentic is done in (is now
10331 * tree-data-ref.c (split_constant_offset): Handle
10333 * tree-affine.c (tree_to_aff_combination): Likewise.
10334 * c-typeck.c (build_unary_op): For pointers create the increment
10335 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10337 * gimplify.c (gimplify_self_mod_expr): Create a
10338 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10339 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10340 * tree.def (POINTER_PLUS_EXPR): New tree code.
10341 * tree-predcom.c (ref_at_iteration): If we have a pointer
10342 type do the multiplication in sizetype.
10343 * tree-mudflap.c (mf_xform_derefs_1): Create a
10344 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10345 * tree-ssa-forwprop.c
10346 (forward_propagate_addr_into_variable_array_index):
10347 Don't expect there to be a cast for the index as that
10348 does not exist anymore.
10349 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10350 instead of PLUS_EXPR.
10351 Don't check for the first operand of the POINTER_PLUS_EXPR
10352 was the index as it cannot be.
10353 Call forward_propagate_addr_into_variable_array_index with
10354 the SSA_NAME instead of the statement.
10355 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10356 (compare_constant): Likewise.
10357 (copy_constant): Likewise.
10358 (compute_reloc_for_constant): Likewise.
10359 (output_addressed_constants): Likewise.
10360 (initializer_constant_valid_p): Likewise.
10361 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10362 Convert the MIN/MAX of the inner type to the outer
10363 type before comparing them.
10364 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10365 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10366 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10367 of PLUS_EXPR for pointers.
10368 * tree-inline.c (estimate_num_insns_1): Handle
10370 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10371 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10372 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10373 instead of PLUS_EXPR for the pointer increment statement.
10374 (vect_update_ivs_after_vectorizer): For pointer types, create
10375 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10376 MULT_EXPR in sizetype.
10377 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10379 * tree-object-size.c (plus_expr_object_size): Handle
10380 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10381 code which is trying to figure out which side is a pointer and
10383 (check_for_plus_in_loops_1): Likewise.
10384 (check_for_plus_in_loops): Likewise.
10385 * c-common.c (pointer_int_sum): Create a
10386 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10387 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10388 only POINTER_PLUS_EXPR. Removing all the extra
10389 code which is trying to figure out which side is a pointer and
10391 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10392 PLUS_EXPR and MINUS_EXPR.
10393 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10395 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10396 with make_tree, instead of a pointer type.
10397 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10398 for pointers instead of PLUS_EXPR.
10399 (s390_gimplify_va_arg): Likewise.
10400 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10401 instead of PLUS_EXPR when doing addition on pointer
10402 types. Use sizetype for the second operand.
10403 (spu_gimplify_va_arg_expr): Likewise.
10404 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10405 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10406 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10407 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10408 for the pointer addition and also use size_int/sizetype
10410 (ix86_gimplify_va_arg): Likewise.
10411 Perform BIT_AND_EXPR on sizetype arguments.
10412 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10413 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10414 for the pointer additions and also use size_int for the offsets.
10415 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10416 additions and also use size_int for the offsets. Perform
10417 BIT_AND_EXPR on sizetype arguments.
10418 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10419 POINTER_PLUS_EXPR for pointers and create the
10420 BIT_AND_EXPR in sizetype.
10421 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10422 instead of PLUS_EXPR for pointer addition.
10423 (rs6000_va_start): Likewise.
10424 Also use sizetype for the offset.
10425 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10426 as PLUS_EXPR/MINUS_EXPR.
10427 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10428 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10429 Don't use BIT_AND_EXPR on a pointer type, convert the
10430 expression to sizetype first.
10431 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10433 (mips_gimplify_va_arg_expr): Likewise.
10434 Don't create BIT_AND_EXPR in a pointer type.
10436 2007-06-15 Eric Christopher <echristo@apple.com>
10438 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10439 (x86_64-*-darwin*): Ditto.
10440 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10443 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10445 * doc/extend.texi: Document behavior of __attribute__((aligned))
10448 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10450 * rtlanal.c (note_stores): Improve documentation.
10452 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10454 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10455 LOCAL_LABEL_PREFIX): Delete.
10456 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10457 (bfin_internal_label): Delete.
10459 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10461 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10462 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10463 otherwise define to LIBGCC2_TF_CEXT.
10464 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10465 (LIBGCC_TF_CEXT): Ditto.
10468 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10470 PR rtl-optimization/32339
10471 * df-scan.c (df_uses_record): Don't modify flags but just add to
10472 it for df_ref_record.
10474 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10476 * tree-mudflap.c: Fix whitespace issues.
10478 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10480 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10482 2007-06-14 Eric Christopher <echristo@apple.com>
10484 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10485 (movv4sf): Use gcc_unreachable instead of abort.
10487 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/sfp-machine.h (CMPtype): New define.
10491 (mach stubs): Use CMPtype instead of int as a return type.
10493 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10495 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10496 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10497 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10498 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10499 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10500 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10501 config/soft-fp/soft-fp.h: Update from glibc CVS.
10503 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10505 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10507 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10510 * config/v850/v850.c: Include dataflow header file.
10511 (substitute_ep_register): Fix typo.
10513 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10515 * configure.ac: Fix earlier checkin.
10516 * configure: Regenerated.
10518 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10520 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10521 * aclocal.m4: Regenerate.
10522 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10523 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10524 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10525 * configure: Regenerate.
10526 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10528 * Makefile.in (quickstrap): Build libgcc too.
10530 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10532 * configure.ac: Add --enable-checking=df. Explicitly mention that
10533 the variables are initialized as for "release".
10534 * df-core.c: Use it.
10535 * configure: Regenerate.
10536 * config.in: Regenerate.
10538 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10540 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10541 validate_replace_rtx instead of replace_rtx.
10542 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10544 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10546 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10547 (DWARF2_UNWIND_INFO): Override default if configured with
10549 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10550 (ENDFILE_SPEC): Add crtend.o.
10551 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10552 (ENDFILE_SPEC): Add crtend.o.
10553 (TARGET_USE_JCR_SECTION): Define.
10554 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10556 * config/i386/cygming-crtbegin.c: New file.
10557 * config/i386/cygming-crtend.c: New file.
10559 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10561 * config/i386/w32-unwind.h: New file.
10563 2007-06-13 Eric Christopher <echristo@apple.com>
10565 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10566 the user set a value below STACK_BOUNDARY.
10568 2007-06-13 Thiemo Seufer <ths@networkno.de>
10570 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10571 imply -lpthread for -pthread.
10573 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10575 * basic-block.h: Remove the prototype for
10576 free_basic_block_vars.
10577 * cfglayout.h: Remove the prototype for
10578 insn_locators_initialize.
10579 * tree.h: Remove the prototype for emit_line_note.
10581 * tree-ssa-pre.c (mergephitemp): Remove.
10582 (init_pre): Don't use mergephitemp.
10584 2007-06-13 Eric Christopher <echristo@apple.com>
10586 * config/i386/i386.c (override_options): If we've specified
10587 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
10589 2007-06-13 Bob Wilson <bob.wilson@acm.org>
10591 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
10594 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10596 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
10597 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
10598 (eh_store_handler): New pattern.
10599 (eh_return): Emit it instead of a plain move.
10601 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
10603 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
10604 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
10605 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
10608 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
10610 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
10611 (find_next_insn_start, find_load): New functions.
10612 (bfin_reorg): Use them to deal with the fact that parallel insns are
10613 no longer represented as a SEQUENCE.
10615 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10617 * config/sparc/sparc.c (sparc_override_options): Initialize
10618 fpu mask correctly.
10620 2007-06-13 Dave Korn <dave.korn@artimi.com>
10622 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
10625 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10627 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
10628 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
10629 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
10630 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
10631 tree-vect-transform.c: Fix comment typos. Follow spelling
10634 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10636 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
10637 to the exit block use set.
10638 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
10639 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
10640 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
10642 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
10644 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
10645 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
10646 to indicate an error.
10647 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
10649 (dbg_cnt_process_opt): Print an error on a bad argument.
10650 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
10651 * common.opt (-fdbg-cnt-list): New.
10652 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
10654 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
10656 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
10657 flag on ref-all pointers.
10659 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10661 PR middle-end/31579
10662 * expr.c (expand_expr_addr_expr_1): Call expand_expr
10663 for the offset with the modifier as EXPAND_INITIALIZER
10664 if the modifier is EXPAND_INITIALIZER.
10665 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
10666 a register if we had an overflow.
10668 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10670 * real.c (real_isfinite): New.
10671 (real_sqrt): Use it.
10672 * real.h (real_isfinite): New.
10673 * builtins.c: Use it.
10675 2007-06-12 Ian Lance Taylor <iant@google.com>
10676 Daniel Berlin <dberlin@dberlin.org>
10679 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
10680 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
10681 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
10682 (DECL_NO_TBAA_P): Define.
10683 (struct tree_decl_common): Add no_tbaa_flag field.
10684 * tree-ssa-structalias.c (struct variable_info): Add
10685 no_tbaa_pruning field.
10686 (new_var_info): Initialize no_tbaa_pruning field.
10687 (unify_nodes): Copy no_tbaa_pruning field.
10688 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10689 (dump_solution_for_var): Print no_tbaa_pruning flag.
10690 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
10692 (compute_tbaa_pruning): New static function.
10693 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
10694 Call compute_tbaa_pruning.
10695 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
10696 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
10697 * gimple-low.c (lower_stmt): Likewise.
10698 * tree-gimple.c (is_gimple_stmt): Likewise.
10699 * tree-ssa-operands.c (get_expr_operands): Likewise.
10700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
10701 * tree-inline.c (estimate_num_insns_1): Likewise.
10702 (copy_result_decl_to_var): Likewise.
10703 * expr.c (expand_expr_real_1): Likewise.
10704 * tree-pretty-print.c (dump_generic_node): Likewise.
10705 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
10706 * omp-low.c (omp_copy_decl_2): Likewise.
10707 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
10708 * doc/c-tree.texi (Expression trees): Document
10709 CHANGE_DYNAMIC_TYPE_EXPR.
10711 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10713 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
10714 with !HONOR_NANS and !HONOR_INFINITIES.
10715 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
10717 2007-06-12 Tristan Gingold <gingold@adacore.com>
10719 * gcov.c: Comments updated.
10720 (source_info): Add file_time field.
10721 (source_index): New variable.
10722 (mutiple_files): New variable.
10723 (generate_results): New function extracted from process_file.
10724 (process_file): Save and restore chain of functions, generate
10725 results and free structures only if not merging results.
10726 (release_structures): File names are now freed in create_file_names
10727 (create_file_names): Free previous file names.
10728 (find_source): File date is now read here and modifications in
10729 source files is checked here.
10730 (read_graph_file): Only reverse order of functions for the current
10732 (make_gcov_file_name): Do not generate long names if input_name is
10734 (output_lines): If merging results do not display graph, data and
10736 Checking source file modification is done in find_source.
10738 * doc/gcov.texi: Append an s to sourcefile.
10740 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
10742 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
10743 (forced_nop): New pattern.
10744 * config/bfin/bfin.c: Include "df.h".
10745 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
10746 (bfin_discover_loop): Use df_get_live_in instead of
10747 global_live_at_start.
10748 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
10749 df_analyze when done.
10750 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
10751 the insns. Use QImode for the final insn in a bundle. Call
10752 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
10754 (reorder_var_tracking_notes): New function.
10755 (bfin_reorg): Pass no argument to split_all_insns. Don't call
10756 update_life_info. Call df_analyze after scheduling and bundle
10757 generation. Call reorder_var_tracking_notes if generating these
10758 notes. Call df_finish_pass at the end.
10760 2007-06-12 Dirk Mueller <dmueller@suse.de>
10762 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
10763 a comparison, not an assignment.
10765 2007-06-12 Olivier Hainque <hainque@adacore.com>
10767 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
10768 Request walking the subtrees only, leaving the current is_lhs/val_only
10770 (convert_non_local_reference): Likewise.
10772 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
10774 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
10776 2007-06-12 Richard Guenther <rguenther@suse.de>
10778 PR tree-optimization/15353
10779 PR tree-optimization/31657
10780 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
10781 * timevar.def: Add TV_TREE_IFCOMBINE.
10782 * tree-pass.h (pass_tree_ifcombine): Declare.
10783 * tree-ssa-ifcombine.c: New file.
10784 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
10785 * tree-flow.h (blocks_in_phiopt_order): Declare.
10786 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
10787 (tree-ssa-ifcombine.o): New dependencies.
10789 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10791 PR rtl-optimization/32293
10792 * combine.c (simplify_if_then_else): Truncate return from
10793 nonzero_bits() to correct mode.
10795 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
10797 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
10798 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
10800 2007-06-11 Diego Novillo <dnovillo@google.com>
10802 * Makefile.in (reload1.o-warn): Remove.
10804 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
10806 * combine.c (subst): Use reg_overlap_mentioned_p
10807 instead of comparing register numbers directly.
10809 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10811 * reload1.c (mark_home_live_1): Use the mode parameter.
10813 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10815 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
10816 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
10818 * df-core.c: Ditto.
10820 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
10822 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
10824 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10826 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
10827 from integer registers.
10828 (FP mode splitters): Handle TFmode.
10830 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
10832 * tree-ssa-structalias.c (find_what_p_points_to): Return false
10833 for ref-all pointers that point-to anything.
10835 2007-06-11 Joseph Myers <joseph@codesourcery.com>
10837 * config/arm/arm.c (arm_output_dwarf_dtprel,
10838 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
10840 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
10842 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
10843 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
10846 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
10848 * tree.c (signed_or_unsigned_type_for): New.
10849 (unsigned_type_for): Use signed_or_unsigned_type_for.
10850 (signed_type_for): Use signed_or_unsigned_type_for.
10851 * tree.h (signed_or_unsigned_type_for): New.
10852 (get_signed_or_unsigned_type): Remove.
10853 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10854 lang_hooks.types.signed_type
10855 (size_diffop): Likewise.
10856 (all_ones_mask_p): Likewise.
10857 (build_range_check): Likewise.
10858 (fold_cond_expr_with_comparison): Likewise.
10859 (fold_cond_expr_with_comparison): Likewise.
10860 (unextend): Likewise.
10861 (extract_muldiv_1): Likewise.
10862 (fold_single_bit_test_into_sign_test): Likewise.
10863 (fold_binary): Likewise.
10864 (fold_ternary): Likewise.
10865 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10866 instead of get_signed_or_unsigned_type.
10867 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10868 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10869 * expr.c (signed_or_unsigned_type_for): Use
10870 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10871 * langhooks.c (get_signed_or_unsigned_type): Remove.
10872 (lhd_signed_or_unsigned_type): Remove.
10873 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10874 signed_or_unsigned_type.
10875 (lhd_signed_or_unsigned_type): Remove.
10876 * expmed.c (make_tree): Use signed_type_for instead of
10877 lang_hooks.types.signed_type.
10878 * c-common.c (same_scalar_type_ignoring_signedness): Use
10879 c_common_signed_type instead of lang_hooks.types.signed_type.
10880 (c_common_unsigned_type): New.
10881 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10882 (shorten_compare): Use c_common_unsigned_type instead of
10883 c_common_signed_or_unsigned_type.
10884 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10886 * convert.c (convert_to_integer): Use signed_type_for instead of
10887 lang_hooks.types.signed_type.
10888 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10889 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10890 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10891 * c-format.c (check_format_types): Use c_common_unsigned_type
10892 instead of unsigned_type_for.
10893 * c-decl.c (groakdeclarator): Likewise.
10894 * c-typeck.c (convert_for_assignment): Likewise.
10895 * c-common.h (c_common_unsigned_type): New.
10897 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10900 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10901 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10903 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10905 PR middle-end/32279
10906 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10907 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10909 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10910 Sebastian Pop <sebpop@gmail.com>
10912 * lambda-code.c (remove_iv): New.
10913 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10915 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10917 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10918 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10919 * tree-ssa-loop-prefetch.c: Include optabs.h.
10920 (FENCE_FOLLOWING_MOVNT): New macro.
10921 (struct mem_ref): Add independent_p and storent_p fields.
10922 (record_ref): Initalize the new fields.
10923 (gather_memory_references_ref): Return true if the reference
10925 (gather_memory_references): Check whether all memory accesses
10926 in loop were recorded.
10927 (should_issue_prefetch_p): Return false for nontemporal stores.
10928 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10929 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10930 (determine_loop_nest_reuse): Detect independent memory references.
10931 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10932 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10933 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10934 * config/i386/i386.h (x86_mfence): Declare.
10935 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10936 * config/i386/i386.c (x86_mfence): New variable.
10937 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10939 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10940 * optabs.c (init_optabs): Initialize storent_optab.
10941 * optabs.h (enum optab_index): Add OTI_storent.
10942 (storent_optab): Declare.
10943 * genopinit.c (optabs): Add initialization for storent_optab.
10944 * tree.h (MOVE_NONTEMPORAL): New macro.
10945 * expr.c (expand_assignment, store_expr, store_constructor_field,
10946 store_constructor, store_field, expand_expr_real_1): Propagate
10947 nontemporality of the expanded store.
10948 (emit_storent_insn): New function.
10949 * expr.h (expand_assignment, store_expr): Declaration changed.
10950 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10951 to expand_assignment.
10952 * stmt.c (expand_asm_expr): Ditto.
10953 * calls.c (initialize_argument_information): Pass false as
10954 nontemporality to store_expr.
10955 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10958 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10960 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10962 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10964 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10966 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10967 and allow DECL_P here.
10969 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10971 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10972 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10973 track of the size of the expression.
10974 * cfghooks.c (merge_blocks): Remove block from loops structure only
10975 after call of the merge_blocks hook.
10977 2007-06-09 Tom Tromey <tromey@redhat.com>
10979 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10980 (deprecated_state): Removed.
10981 (start_decl): Update.
10982 (enum deprecated_states): Moved earlier.
10983 (groktypename): Update.
10984 (push_parm_decl): Likewise.
10985 (grokfield): Likewise.
10986 (start_function): Likewise.
10988 2007-06-09 Ian Lance Taylor <iant@google.com>
10990 PR tree-optimization/32169
10991 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10992 CONVERT_EXPR, check whether min and max both converted to an
10993 overflow infinity representation.
10995 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10997 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10998 not inserted on the edge.
11000 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11002 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11003 instructions if they are supported.
11004 (__divsi3, __umodsi3, __modsi3): Likewise.
11005 (__ashldi3, __ashrdi3, __lshrdi3): New.
11006 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11008 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11009 Tony Linthicum <tony.linthicum@amd.com>
11011 * doc/invoke.texi: Add fvect-cost-model flag.
11012 * common.opt (fvect-cost-model): New flag.
11013 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11014 cost fields in stmt_vec_info struct for STMT.
11015 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11016 fields in stmt_vec_info struct and access functions for the same.
11017 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11018 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11019 load, store and vector to scalar operation.
11020 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11021 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11022 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11023 (TARG_VEC_STORE_COST): Define cost of vector store.
11024 (vect_estimate_min_profitable_iters): Define new function.
11025 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11026 check to evaluate if loop iterations are less than minimum profitable
11027 iterations determined by cost model or minimum vect loop bound defined
11028 by user, whichever is more conservative.
11029 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11030 run-time check to evaluate if loop iterations are less than minimum
11031 profitable iterations determined by cost model or minimum vect loop
11032 bound defined by user, whichever is more conservative.
11033 (vect_estimate_min_profitable_iterations): New function to estimate
11034 mimimimum iterartions required for vector version of loop to be
11035 profitable over scalar version.
11036 (vect_model_reduction_cost): New function.
11037 (vect_model_induction_cost): New function.
11038 (vect_model_simple_cost): New function.
11039 (vect_cost_strided_group_size): New function.
11040 (vect_model_store_cost): New function.
11041 (vect_model_load_cost): New function.
11042 (vectorizable_reduction): Call vect_model_reduction_cost during
11044 (vectorizable_induction): Call vect_model_induction_cost during
11046 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11047 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11048 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11049 vectorizable_promotion, vectorizable_demotion): Call
11050 vect_model_simple_cost during analysis phase.
11052 2007-06-08 Simon Baldwin <simonb@google.com>
11054 * reg-stack.c (get_true_reg): Readability change. Moved default case
11055 label into direct switch statement scope.
11057 2007-06-08 Simon Baldwin <simonb@google.com>
11059 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11060 in gcc_assert() with '==' comparison.
11062 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11064 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11065 TARGET_ABM handling of x86_popcnt variable.
11067 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11069 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11070 __builtin_copysignq and __builtin_infq built-in functions.
11072 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11074 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11075 SSE4.2 section. Correct built-in function names in SSE4A section.
11077 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11079 PR tree-optimization/32243
11080 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11081 for ncopies after ratio check between nunits_out and nunits_in.
11082 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11084 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11086 PR tree-optimization/32224
11087 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11088 vectorization upon a non GIMPLE_MODIFY_STMT.
11090 2007-06-08 Christian Bruel <christian.bruel@st.com>
11093 * config/sh/sh.md (doloop_end): New pattern and splitter.
11094 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11096 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11098 PR middle-end/32209
11099 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11101 (verify_dominators): Do not change dominance tree.
11103 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11105 * config/sh/constraints.md: New file.
11106 * config/sh/sh.c: Include tm-constrs.h.
11107 (reg_class_from_letter): Remove.
11108 (prepare_cbranch_operands): Use satisfies_constraint_*
11109 function instead of macro.
11110 (andcosts, broken_move, sh_secondary_reload): Likewise.
11111 * config/sh/predicates.md (trapping_target_operand): Likewise.
11112 (and_operand, arith_operand, arith_reg_or_0_operand,
11113 cmp_operand, logical_operand, target_operand,
11114 ua_address_operand, ua_offset, xor_operand): Likewise.
11115 * config/sh/sh.md: Include constraints.md.
11116 (*movsicc_t_false): Use satisfies_constraint_* function
11118 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11119 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11120 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11121 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11122 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11123 (REG_CLASS_FROM_CONSTRAINT): Remove.
11124 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11125 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11126 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11127 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11128 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11129 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11130 function instead of macro.
11131 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11132 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11133 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11134 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11135 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11136 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11137 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11138 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11139 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11140 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11141 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11142 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11143 EXTRA_CONSTRAINT_STR): Likewise.
11144 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11146 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11148 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11150 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11153 * c-common.h (flag_cpp0x): Replaced by...
11154 (cxx_dialect): ... this new variable specifying the C++ dialect that
11156 * c-common.c (flag_cpp0x): Removed.
11157 (cxx_dialect): Defined.
11158 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11160 * c-opts.c (c_common_post_options): Likewise.
11161 (set_std_cxx98): Set cxx_dialect to cxx98.
11162 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11164 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11165 Hui-May Chang <hm.chang@apple.com>
11167 * doc/invoke.texi (Darwin Options): Update documentation for
11168 -mmacosx-version-min.
11169 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11170 * config/darwin-driver.c: New file.
11171 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11172 * config/t-darwin (darwin-driver.o): New rule.
11174 * config/darwin-c.c (version_as_macro): Ignore low digit.
11176 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11178 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11179 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11180 (CSGNMODE): New mode macro.
11181 (CSGNVMODE): New mode attribute.
11182 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11183 expander using CSGNMODE mode macro. Handle TFmode.
11184 (copysign<mode>3_const): Rename from copysignsf3_const and
11185 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11187 (copysign<mode>3_var): Rename from copysignsf3_var and
11188 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11190 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11191 mode macro. Handle TFmode.
11192 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11193 (iortf3, *iortf3): Ditto.
11194 (xortf3, *xortf3): Ditto.
11195 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11196 TFmode and TImode masks.
11197 (ix86_expand_copysign): Expand TFmode copysign insn.
11198 (IX86_BUILTIN_INFQ): New.
11199 (IX86_BUILTIN_FABSQ): Ditto.
11200 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11201 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11202 [__builtin_fabsq]: Ditto.
11203 [__builtin_copysignq]: Ditto.
11204 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11205 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11206 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11207 ix86_expand_binop_builtin().
11209 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11211 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11213 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11216 * rtl.h (push_to_sequence2): New.
11217 * emit-rtl.c (push_to_sequence2): New.
11218 * function.c (assign_parm_data_all): Add new fields.
11219 (assign_parm_setup_block): Call push_to_sequence2 instead of
11221 (assign_parm_setup_reg): Ditto.
11222 (assign_parm_setup_stack): Ditto.
11223 (assign_parms_unsplit_complex): Ditto.
11224 (assign_parms): Change field name.
11226 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11228 PR tree-optimization/32220
11229 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11230 phi node is reached before defining statement.
11232 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11235 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11236 after changing the right hand side of the assignment.
11238 2007-06-06 Eric Christopher <echristo@apple.com>
11240 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11241 (x86_64-*-darwin*): Ditto.
11242 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11243 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11245 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11247 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11248 coding conventions.
11249 (add_key): Likewise.
11250 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11251 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11253 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11255 (add_cost_one_coalesce): Likewise.
11256 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11257 variable names. Rename orig to orig_name for consistency.
11258 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11259 coding conventions.
11260 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11262 (record_equivalences_from_stmt): Likewise.
11263 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11264 the coding conventions.
11265 (memory_ssa_name_same): Likewise.
11266 (dse_optimize_stmt): Likewise.
11267 (dse_record_phis): Likewise.
11268 (dse_finalize_block): Likewise.
11269 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11270 keywords as variable names.
11271 (may_move_till): Cast according to the coding conventions.
11272 (force_move_till_expr): Avoid using C++ keywords as variable names.
11273 (force_move_till): Cast according to the coding conventions.
11274 (memref_hash): Likewise.
11275 (memref_eq): Likewise.
11276 (gather_mem_refs_stmt): Likewise.
11277 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11278 using C++ keywords as variable names.
11279 (idx_find_step): Cast according to the coding conventions.
11280 (idx_record_use): Likewise.
11281 (find_depends): Likewise.
11282 (prepare_decl_rtl): Likewise.
11283 (mbc_entry_hash): Likewise.
11284 (mbc_entry_eq): Likewise.
11285 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11286 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11287 (idx_infer_loop_bounds): Cast according to the coding conventions.
11288 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11289 * tree-ssa-math-opts.c (occ_new ): Likwise.
11290 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11292 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11294 (add_use_op): Likewise.
11295 (add_vop): Likewise.
11296 (add_vuse_op): Likewise.
11297 (add_vdef_op): Likewise.
11298 (get_expr_operands): Likewise.
11299 (push_stmt_changes): Use type safe memory macros.
11300 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11301 keywords as variable names.
11302 (conditional_replacement): Likewise.
11303 (minmax_replacement): Likewise.
11304 (abs_replacement): Likewise.
11305 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11306 coding conventions.
11307 (insert_fake_stores): Avoid using C++ keywords as variable names.
11308 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11310 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11311 (heapvar_insert): Use type safe memory macros.
11312 (new_var_info): Cast according to the coding conventions.
11313 (new_constraint): Likewise.
11314 (remove_preds_and_fake_succs): Use type safe memory macros.
11315 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11317 (thread_single_edge): Likewise.
11318 (thread_through_loop_header): Likewise.
11320 2007-06-06 Eric Christopher <echristo@apple.com>
11322 * config/i386/i386.c (override_options): Move handling
11323 of TARGET_SUBTARGET* earlier.
11325 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11327 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11330 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11332 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11333 emited outside of basic block.
11334 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11335 the created blocks.
11336 * rtl.h (delete_insn_chain): Declaration changed.
11337 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11339 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11340 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11341 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11342 to delete_insn_chain.
11343 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11344 do not have bb field set.
11345 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11347 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11348 * cfgcleanup.c (try_optimize_cfg): Ditto.
11350 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11352 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11353 (lambda_body_vector_new): Use type safe memory macros.
11354 (lambda_linear_expression_new): Likewise.
11355 (lambda_loopnest_new): Likewise.
11356 (lambda_lattice_new): Likewise.
11357 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11358 conventions. Use type safe memory macros.
11359 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11360 (lambda_body_vector_s): Likewise.
11361 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11362 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11364 2007-06-06 Richard Guenther <rguenther@suse.de>
11366 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11367 if we need to schedule cfg_cleanup.
11368 (tree_ssa_forward_propagate_single_use_vars): Do so.
11370 2007-06-06 Ian Lance Taylor <iant@google.com>
11372 * fold-const.c (merge_ranges): If range_successor or
11373 range_predecessor fail, just return 0.
11375 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11377 PR tree-optimization/32216
11378 * tree-vectorizer.c (supportable_widening_operation): Determine
11379 signedness of FIX_TRUNC_EXPR from output operand.
11380 (supportable_narrowing_operation): Ditto.
11381 * tree-vect-generic.c (expand_vector_operations_1): Determine
11382 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11383 from input operand.
11385 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11387 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11388 (struct pta): ...from here. Change flags to unsigned to avoid
11389 excessive casting (as it is used as a bit mask).
11390 (override_options): Add casts according to the coding convenventions.
11391 (x86_64_elf_unique_section): Likewise.
11392 (examine_argument): Avoid using C++ keywords as variable names.
11393 (construct_container): Likewise.
11394 (legitimize_pic_address): Likewise.
11395 (get_dllimport_decl): Cast according to the coding conventions. Use
11396 type safe memory macros.
11397 (legitimize_address): Cast according to the coding conventions.
11398 (emit_i387_cw_initialization): Corrected the type of slot to enum
11400 (ix86_init_machine_status): Use type safe memory macros.
11401 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11402 (bdesc_pcmpistr): Likewise.
11403 (bdesc_crc32): Likewise.
11404 (bdesc_sse_3arg): Likewise.
11405 (bdesc_2arg): Likewise.
11406 (bdesc_1arg): Likewise.
11407 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11408 (ix86_expand_sse_pcmpistr): Likewise.
11409 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11410 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11411 int to match the langhook definition.
11412 (ix86_builtin_conversion): Change the type of code to unsigned init to
11413 match the langhook definition.
11414 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11416 (ix86_preferred_output_reload_class): Likewise.
11417 (ix86_cannot_change_mode_class): Likewise.
11418 (ix86_memory_move_cost): Likewise.
11419 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11420 avoid excessive casting later on.
11421 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11423 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11425 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11426 as flags setting insn.
11427 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11429 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11431 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11432 (UNSPEC_ROUND): New.
11433 ("sse4_1_round<mode>2"): New insn pattern.
11434 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11436 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11437 expander using SSEMODEF mode macro. Expand using
11438 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11439 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11440 expander using SSEMODEF mode macro. Expand using
11441 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11442 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11443 expander using SSEMODEF mode macro. Expand using
11444 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11445 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11446 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11447 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11450 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11451 Sebastian Pop <sebpop@gmail.com>
11453 * lambda.h (build_linear_expr): New.
11454 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11455 Use build_linear_expr, call fold and force_gimple_operand.
11456 (lambda_loopnest_to_gcc_loopnest): Check that there is
11457 something to insert.
11458 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11460 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11462 PR preprocessor/23479
11463 * doc/extend.texi: Document the 0b-prefixed binary integer
11464 constant extension.
11466 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11468 PR tree-optimization/32215
11469 * tree-vectorizer.c (supportable_widening_operation): Return false
11470 for unsupported FIX_TRUNC_EXPR tree code.
11471 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11473 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11475 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11476 register on SPE targets. Change documentation to reflect
11478 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11479 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11480 out of the register allocation pool.
11481 (rs6000_reg_live_or_pic_offset_p): New function.
11482 (rs6000_emit_prologue): Move the actual saving of LR up to free
11483 r0 for holding r11. Split saving of SPE 64-bit registers into
11484 its own case. Ensure that offsets will always be in-range for
11485 'evstdd' by using r11 as a scratch register to point at the start
11486 of the SPE save area. Save r11 if necessary, as it is the static
11488 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11489 into its own case. Ensure that offsets will always be in-range
11490 for 'evldd' by using r11 as a scratch register to point at the
11491 start of the SPE save area. Also adjust r11 when restoring
11492 the stack pointer to compensate for pre-loading r11.
11494 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11496 * cfg.c (init_flow): Use type safe memory macros.
11497 (alloc_block): Likewise.
11498 (unchecked_make_edge): Likewise.
11499 (dump_flow_info): Avoid using C++ keywords as variable names.
11500 (copy_original_table_clear): Cast according to the coding conventions.
11501 (copy_original_table_set): Likewise.
11502 * cfgexpand (label_rtx_for_bb): Likewise.
11503 (expand_gimple_basic_block): Likewise.
11504 * cfghooks.c (dump_bb): Likewise.
11505 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11507 (lv_add_condition_to_bb): Likewise.
11508 * cfglayout (relink_block_chain): Cast according to the coding
11510 (fixup_reorder_chain): Likewise.
11511 (fixup_fallthru_exit_predecessor): Likewise.
11512 * cfgloop.c (glb_enum_p): Likewise.
11513 (get_exit_description): Likewise.
11514 (dump_recorded_exit): Likewise.
11515 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11516 (struct loop): ... from here.
11517 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11519 * cfgrtl.c (rtl_create_basic_block): Likewise.
11520 (rtl_split_block): Likewise.
11521 (rtl_dump_bb): Likewise.
11522 (cfg_layout_split_block): Likewise.
11523 (init_rtl_bb_info): Use typesafe memory macros.
11525 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11526 * graphds.h: Updated all usages of edge to graph_edge.
11527 * graphds.c: Likewise.
11528 * cfgloopanal.c: Likewise.
11530 2007-06-05 Ian Lance Taylor <iant@google.com>
11532 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11533 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11534 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11536 (test_for_singularity): Likewise.
11538 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11540 * config/i386/constraints.md ("Y2"): Replaced by ...
11542 * config/i386/i386.md: Likewise.
11543 * config/i386/mmx.md: Likewise.
11544 * config/i386/sse.md: Likewise.
11546 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11548 * config/i386/constraints.md ("z"): Replaced by ...
11550 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11551 (sse4_1_blendvps): Likewise.
11552 (sse4_1_pblendvb): Likewise.
11553 (sse4_2_pcmpestr): Likewise.
11554 (sse4_2_pcmpestrm): Likewise.
11555 (sse4_2_pcmpestr_cconly): Likewise.
11556 (sse4_2_pcmpistr): Likewise.
11557 (sse4_2_pcmpistrm): Likewise.
11558 (sse4_2_pcmpistr_cconly): Likewise.
11560 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11562 * matrix-reorg.c (transform_access_sites): Fix computation.
11563 (transform_allocation_sites): Same.
11565 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.c (override_options): Use
11568 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11570 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11572 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11573 (nonimm_not_xmm0_operand): Ditto.
11574 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11575 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11576 as operand[2] predicate. Require "z" class XMM register for
11577 operand[3]. Adjust asm template.
11578 ("sse4_1_blendvpd"): Ditto.
11579 ("sse4_1_pblendvb"): Ditto.
11580 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11581 force op2 into xmm0 register for variable blend instructions.
11583 2007-06-04 Tom Tromey <tromey@redhat.com>
11585 * c-tree.h (start_enum): Update.
11586 (build_enumerator): Likewise.
11587 * c-decl.c (enum_next_value): Removed.
11588 (enum_overflow): Likewise.
11589 (start_enum): Add c_enum_contents argument. Don't use globals.
11590 (build_enumerator): Likewise.
11591 * c-tree.h (struct c_enum_contents): New struct.
11593 2007-06-04 Tom Tromey <tromey@redhat.com>
11595 * c-common.c (c_common_get_alias_set): Fix indentation.
11597 2007-06-04 Ian Lance Taylor <iant@google.com>
11599 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
11600 to overflow, reduce overflow infinity to regular infinity.
11601 (vrp_var_may_overflow): New static function.
11602 (vrp_visit_phi_node): Check vrp_var_may_overflow.
11604 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
11606 * stor-layout.c (layout_type): Remove duplicate code.
11608 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
11611 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
11612 before build_common_builtin_nodes ().
11614 2007-06-04 Steve Ellcey <sje@cup.hp.com>
11617 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
11619 2007-06-04 Jan Hubicka <jh@suse.cz>
11621 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
11622 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
11623 instead of _stat version.
11625 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11627 PR tree-optimization/32194
11628 * tree-predcom.c (determine_offset): Check that both references have
11631 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
11633 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
11634 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11635 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11636 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
11637 Add argument to iterate_fix_dominators call.
11638 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
11639 * gcse.c (hoist_code): Change domby to vector.
11640 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
11641 Add argument to iterate_fix_dominators call.
11642 * loop-doloop.c (doloop_modify): Changed recount_dominator to
11643 recompute_dominator.
11644 * lambda-code.c (perfect_nestify): Ditto.
11645 * cfgloopanal.c: Include graphds.h.
11646 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
11647 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
11648 (mark_irreducible_loops): Use graphds_scc. Remove argument from
11650 * graphds.c: New file.
11651 * graphds.h: New file.
11652 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
11653 (get_dominated_by, get_dominated_by_region): Change return type to
11655 (verify_dominators): Recompute all dominators and compare the results.
11656 (recount_dominator): Renamed to ...
11657 (recompute_dominator): ... this. Do not check that the block is
11658 dominated by entry.
11659 (iterate_fix_dominators): Reimplemented.
11660 (prune_bbs_to_update_dominators, root_of_dom_tree,
11661 determine_dominators_for_sons): New functions.
11662 * et-forest.c (et_root): New function.
11663 * et-forest.h (et_root): Declare.
11664 * Makefile.in (graphds.o): Add.
11665 (cfgloopanal.o): Add graphds.h dependency.
11666 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
11667 * basic-block.h (get_dominated_by, get_dominated_by_region,
11668 iterate_fix_dominators): Declaration changed.
11669 (recount_dominator): Renamed to ...
11670 (recompute_dominator): ... this.
11671 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
11672 (thread_through_all_blocks): Do not free dominance info.
11674 2007-06-03 Andreas Schwab <schwab@suse.de>
11676 * config/m68k/m68k.c (override_options): Don't override
11678 * config/m68k/m68k-modes.def (SF, DF): Define to use
11679 motorola_single_format and motorola_double_format, resp.
11680 * real.c (motorola_single_format): Renamed from
11681 coldfire_single_format.
11682 (motorola_double_format): Renamed from coldfire_double_format.
11683 (encode_ieee_extended): Generate a proper canonical NaN image
11684 respecting canonical_nan_lsbs_set.
11685 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
11687 * real.h: Adjust declarations.
11689 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
11692 * config/sh/sh.md (symGOT_load): Don't schedule insns when
11693 the symbol is generated with the stack protector.
11695 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
11697 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
11698 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
11700 * doc/extend.texi (interrupt): Mention m68k.
11702 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
11704 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11705 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
11706 (ix86_expand_sse_pcmpestr): Do not check operands for
11707 "register_operand", when insn operand predicate is "register_operand".
11708 (ix86_expand_sse_pcmpistr): Ditto.
11710 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
11711 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
11714 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
11715 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
11716 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
11717 * config/i386/constraints.md ("z"): New register constraint
11718 for members of SSE_FIRST_REG class.
11719 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
11720 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
11721 SSE_FIRST_REG class.
11722 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
11723 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
11724 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
11725 (IX86_BUILTIN_PCMPESTRM128): Likewise.
11726 (IX86_BUILTIN_PCMPESTRA128): Likewise.
11727 (IX86_BUILTIN_PCMPESTRC128): Likewise.
11728 (IX86_BUILTIN_PCMPESTRO128): Likewise.
11729 (IX86_BUILTIN_PCMPESTRS128): Likewise.
11730 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
11731 (IX86_BUILTIN_PCMPISTRI128): Likewise.
11732 (IX86_BUILTIN_PCMPISTRM128): Likewise.
11733 (IX86_BUILTIN_PCMPISTRA128): Likewise.
11734 (IX86_BUILTIN_PCMPISTRC128): Likewise.
11735 (IX86_BUILTIN_PCMPISTRO128): Likewise.
11736 (IX86_BUILTIN_PCMPISTRS128): Likewise.
11737 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
11738 (struct builtin_description): Change "flag" field to unsigned.
11739 (bdesc_pcmpestr): New builtin description table.
11740 (bdesc_pcmpistr): Likewise.
11741 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
11742 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
11743 Initialize pcmp[ei]str[im] insns for SSE4.2.
11744 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
11745 (ix86_expand_sse_pcmpistr): Likewise.
11746 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
11747 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
11748 (UNSPEC_PCMPISTR): Likewise.
11749 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
11750 (sse4_2_pcmpestri):New isns pattern.
11751 (sse4_2_pcmpestrm): Likewise.
11752 (sse4_2_pcmpestr_cconly): Likewise.
11753 (sse4_2_pcmpistr): New insn patern and splitter.
11754 (sse4_2_pcmpistri):New isns pattern.
11755 (sse4_2_pcmpistrm): Likewise.
11756 (sse4_2_pcmpistr_cconly): Likewise.
11757 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
11760 2007-06-01 David Daney <ddaney@avtrex.com>
11762 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
11763 LOADGP_ABSOLUTE and not binds_local_p.
11765 2007-06-01 Geoffrey Keating <geoffk@apple.com>
11767 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
11769 2007-06-01 Ian Lance Taylor <iant@google.com>
11771 * tree-vrp.c (compare_name_with_value): Always set
11772 used_strict_overflow if we get a result from the variable itself.
11774 2007-06-01 Ian Lance Taylor <iant@google.com>
11776 PR rtl-optimization/31455
11777 * lower-subreg.c (find_decomposable_subregs): Don't decompose
11778 subregs which have a cast between modes which are not tieable.
11780 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
11782 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
11783 breaks after return statements.
11785 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
11787 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
11788 only after no_new_pseudos.
11790 2007-05-31 Eric Christopher <echristo@apple.com>
11792 * expr.c (convert_move): Assert that we don't have a BLKmode
11794 (store_expr): Handle BLKmode moves by calling emit_block_move.
11796 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
11798 * c-typeck.c (build_indirect_ref): Include type in error message.
11799 (build_binary_op): Pass types to binary_op_error.
11800 * c-common.c (binary_op_error): Take two type arguments, print out
11802 * c-common.h (binary_op_error): Update prototype.
11804 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11806 * config/i386/i386.c: Correct coments on -mno-sse4.
11808 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
11810 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
11811 (x86_64-*-*): Likewise.
11812 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
11813 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
11814 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11815 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
11816 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11817 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11818 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11819 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11820 (OPTION_MASK_ISA_SSE4): Likewise.
11821 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
11822 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11823 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
11824 (override_options): Support SSE4.2.
11825 (ix86_build_const_vector): Support SImode and DImode.
11826 (ix86_build_signbit_mask): Likewise.
11827 (ix86_expand_int_vcond): Support V2DImode.
11828 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
11829 (IX86_BUILTIN_CRC32HI): Likewise.
11830 (IX86_BUILTIN_CRC32SI): Likewise.
11831 (IX86_BUILTIN_CRC32DI): Likewise.
11832 (IX86_BUILTIN_PCMPGTQ): Likewise.
11833 (bdesc_crc32): Likewise.
11834 (bdesc_sse_3arg): Likewise.
11835 (ix86_expand_crc32): Likewise.
11836 (ix86_init_mmx_sse_builtins): Support SSE4.2.
11837 (ix86_expand_builtin): Likewise.
11838 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11839 __SSE4_2__ for -msse4.2.
11840 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
11841 (CRC32MODE): Likewise.
11842 (crc32modesuffix): Likewise.
11843 (crc32modeconstraint): Likewise.
11844 (sse4_2_crc32<mode>): Likewise.
11845 (sse4_2_crc32di): Likewise.
11846 * config/i386/i386.opt (msse4.2): New for SSE4.2.
11848 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
11849 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
11850 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
11851 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
11852 (vcondu<mode>): Likewise.
11853 * doc/extend.texi: Document SSE4.2 built-in functions.
11854 * doc/invoke.texi: Document -msse4.2/-msse4.
11856 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11858 PR tree-optimization/32160
11859 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11860 variable as gimple reg.
11861 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11863 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11865 * gcc.c (main): Don't consider linker options when issuing the
11866 warning about a linker input file not being used.
11868 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11870 * tree-vrp.c (compare_names): Initialize sop.
11872 2007-05-30 Dirk Mueller <dmueller@suse.de>
11874 * cgraphunit.c (cgraph_analyze_function): Remove
11875 computation of inline parameters.
11877 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11879 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11881 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11883 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11884 Add vx-common.h. Include vxworks.h between vx-common.h and
11886 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11888 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11889 (TARGET_ASM_DESTRUCTOR): Likewise.
11890 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11891 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11892 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11893 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11894 (VXWORKS_ENDIAN_SPEC): Define.
11895 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11896 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11897 VXWORKS_* equivalents.
11898 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11899 (ASM_FILE_START): Delete.
11900 (TARGET_VERSION): Reformat.
11901 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11902 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11903 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11904 (FPBIT, DPBIT): Define.
11905 (fp-bit.c, dp-bit.c): New rules.
11906 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11908 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11909 * config/arm/arm.h: Include vxworks-dummy.h.
11910 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11911 Mark with ATTRIBUTE_UNUSED.
11912 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11913 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11914 make it incompatible with -msingle-pic-base.
11915 (arm_function_ok_for_sibcall): Return false for calls that might
11916 go through a VxWorks PIC PLT entry.
11917 (require_pic_register): New function, split out from...
11918 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11920 (arm_load_pic_register): Handle the VxWorks RTP initialization
11921 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11922 (arm_emit_call_insn): New function.
11923 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11924 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11925 (pic_offset_arm): New pattern.
11926 (call, call_value): Use arm_emit_call_insn.
11927 (call_internal, call_value_internal): New expanders.
11928 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11929 VxWorks unless __PIC__.
11931 2007-05-30 Eric Christopher <echristo@gmail.com>
11933 * genrecog.c: Include regs.h in generated file.
11934 * genemit.c: Ditto. Fix up formatting.
11935 * config/mn10300/constraints.md: New.
11936 * config/mn10300/mn10300.md: Include.
11937 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11938 Fix up for removed macro.
11939 * config/mn10300/predicates.md (call_address_operand): Ditto.
11940 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11941 (CONST_OK_FOR_I): Ditto.
11942 (CONST_OK_FOR_J): Ditto.
11943 (CONST_OK_FOR_K): Ditto.
11944 (CONST_OK_FOR_L): Ditto.
11945 (CONST_OK_FOR_M): Ditto.
11946 (CONST_OK_FOR_N): Ditto.
11947 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11951 (EXTRA_CONSTRAINT): Ditto.
11953 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11955 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11957 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11958 OPTION_MASK_ISA_64BIT.
11959 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11961 2007-05-30 Richard Guenther <rguenther@suse.de>
11963 PR middle-end/32152
11964 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11965 types for comparison.
11966 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11967 with original typed arguments.
11968 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11970 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11972 PR tree-optimization/31769
11973 * except.c (duplicate_eh_regions): Clear prev_try if
11974 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11976 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11978 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11979 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11980 bsi of the location where statements should be inserted.
11981 (sink_code_in_bb): Take bsi from statement_sink_location.
11982 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11983 instead of bsi_start.
11984 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11986 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11987 (bsi_move_before): Document inconsistency with bsi_move_after.
11988 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11990 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.h (TARGET_ABM): New define.
11993 (TARGET_POPCNT): Ditto.
11994 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11995 New temporary defines to redefine from OPTION_ISA_* defines.
11996 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11997 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11998 (ix86_isa_flags): New extern int declaration.
11999 (TARGET_SUBTARGET_DEFAULT): New define.
12000 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12001 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12002 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12003 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12004 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12005 * config/i386/darwin.h: Change TARGET_64BIT define to
12008 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12009 using existing "ix86_isa_flags" varible.
12010 (m32, m64): Use existing "ix86_isa_flags" variable.
12011 (mmmx, m3dnow): Ditto.
12012 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12013 (mabm): Define as non-negative option using "x86_abm" variable.
12014 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12016 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12017 Rewrite feature test bitmap.
12018 (ix86_isa_flags): New initialized global int varible.
12019 (ix86_isa_flags_explicit): New static int variable.
12020 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12021 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12022 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12023 target_flags_explicit.
12024 (override_options): Remove "target_enable" and "target_disable" fields
12025 from "struct ptt". Update processor_target_table accordingly. Remove
12026 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12027 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12028 "target_flags" and "ix86_isa_flags_explicit" instead of
12029 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12030 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12031 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12032 to true when either of PTA_POPCNT or PTA_ABM is set in
12033 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12034 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12035 processor_alias_table flags entry. Remove handling of
12036 "target_enable" and "target_disable" fields of processor_target_table.
12037 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12038 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12039 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12040 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12041 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12043 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12045 2007-05-29 David Daney <ddaney@avtrex.com>
12048 * config/mips/mips.c (mips_output_mi_thunk): Emit
12049 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12051 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12052 * config/i386/i386.c (ix86_function_regparm): Added checking of
12053 ix86_force_align_arg_pointer to determine the number of
12054 register parameters.
12056 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12058 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12059 (SET_DR_MISALIGNMENT): New.
12060 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12061 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12062 Use SET_DR_MISALIGNMENT.
12063 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12065 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12066 find_loop_nest): Export.
12067 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12068 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12069 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12070 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12072 (struct mem_ref): Add field reuse_distance.
12073 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12074 Initialize reuse_distance field.
12075 (issue_prefetch_ref): Select temporality of prefetch according to
12077 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12078 self_reuse_distance, determine_loop_nest_reuse): New functions.
12079 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12080 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12081 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12084 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12086 * tree-ssa-alias.c: Add aliasing overview.
12088 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12089 Danny Smith <dannysmith@users.sourceforge.net>
12092 * config/i386/t-crtfm: Compile crtfastmath.o with
12093 -minline-all-stringops.
12094 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12095 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12097 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12099 * doc/md.texi: Document constraints on HP PA-RISC.
12101 * pa/constraints.md: New file.
12102 * pa.md: Include constraints.md.
12103 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12104 (integer_store_memory_operand, ldil_cint_p): New functions.
12105 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12106 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12107 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12108 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12109 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12111 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12114 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12115 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12116 case POSTDECREMENT_EXPR>): Return the error_mark_node
12117 if either the real or imaginary parts would an
12120 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12123 name when we remove it from a call.
12125 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12127 * targhooks.c (default_narrow_bitfield): Remove.
12128 * targhooks.h: Remove the prototype for
12129 default_narrow_bitfield.
12131 * langhooks-def.h: Remove the prototype for
12132 hook_get_alias_set_0.
12133 * langhooks.c (hook_get_alias_set_0): Remove.
12135 * global.c (EXECUTE_IF_CONFLICT): Remove.
12137 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12140 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12141 return true when truth_value_p is true and the type
12144 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12146 * doc/install.texi (Prerequisites): We no longer require Autoconf
12147 2.13 for the top-level.
12149 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12151 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12152 memory access via x86_expand_vector_move_misalign() only for
12153 TImode values on 32-bit targets.
12155 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12157 * matrix-reorg.c: New file. Implement matrix flattening and
12158 transposing optimization.
12159 * tree-pass.h: Add matrix reorg pass.
12160 * common.opt: Add fipa-mreorg flag.
12161 * Makefile.in: Add matrix-reorg.c.
12162 * passes.c: Add matrix reorg pass.
12163 * varpool.c (add_new_static_var): New function.
12164 * cgraph.h (add_new_static_var): Declare.
12166 2007-05-27 Eric Christopher <echristo@apple.com>
12168 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12169 sp_offset depending on stack size. Save r12 depending
12170 on registers we're saving later.
12171 (rs6000_emit_epilogue): Update sp_offset depending only
12174 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12176 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12177 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12178 * ifcvt.c (if_convert): Ditto.
12179 * tree-ssa-threadupdate.c (thread_block): Ditto.
12180 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12181 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12182 verify_loop_closed_ssa): Check number_of_loops instead of
12184 * predict.c (tree_estimate_probability): Ditto.
12185 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12186 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12187 * modulo-sched.c (sms_schedule): Ditto.
12188 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12189 (scev_finalize): Do not do anything if scev analysis was not
12191 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12192 current_loops == NULL.
12193 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12194 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12195 there are no loops.
12196 (loop_optimizer_finalize): Assert that loops were analyzed.
12197 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12198 rtl_doloop): Check number_of_loops instead of current_loops.
12199 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12200 current_loops == NULL.
12201 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12202 gate_tree_vectorize tree_linear_transform, check_data_deps,
12203 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12204 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12205 Check number_of_loops instead of current_loops.
12206 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12207 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12208 free loops if available.
12209 (execute_pre): Do not pass do_fre to fini_pre.
12211 2007-05-27 Tobias Burnus <burnus@net-b.de>
12213 PR middle-end/32083
12214 * real.c (mpfr_from_real): Fix sign of -Inf.
12216 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12218 * tree-vect-transform.c (vectorizable_conversion): Initialize
12219 tree_code variables to ERROR_MARK.
12220 (vectorizable_type_demotion): Likewise.
12221 (vectorizable_type_promotion): Likewise.
12223 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12226 * config/i386/i386.md (movti): Handle push operands via
12227 ix86_expand_push().
12229 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12231 * basic-block.h: Remove the prototype for merge_seq_blocks.
12232 * cfgcleanup.c (merge_seq_blocks): Remove.
12234 * tree-flow.h: Remove the prototype for is_aliased_with.
12235 * tree-ssa-alias.c (is_aliased_with): Remove.
12237 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12239 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12241 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12243 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12244 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12245 (vec_unpacks_hi_v16qi): Likewise.
12246 (vec_unpacku_lo_v16qi): Likewise.
12247 (vec_unpacks_lo_v16qi): Likewise.
12248 (vec_unpacku_hi_v8hi): Likewise.
12249 (vec_unpacks_hi_v8hi): Likewise.
12250 (vec_unpacku_lo_v8hi): Likewise.
12251 (vec_unpacks_lo_v8hi): Likewise.
12252 (vec_unpacku_hi_v4si): Likewise.
12253 (vec_unpacks_hi_v4si): Likewise.
12254 (vec_unpacku_lo_v4si): Likewise.
12255 (vec_unpacks_lo_v4si): Likewise.
12257 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12259 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12260 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12261 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12262 follow spelling conventions in various
12263 warning/error/diagnostic messages.
12265 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12266 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12267 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12268 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12269 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12270 * doc/tm.texi: Follow spelling conventions.
12272 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12275 * tree-ssa-forwprop.c
12276 (forward_propagate_addr_into_variable_array_index): Remove
12277 the lhs argument. Use the type of def_rhs instead of lhs.
12278 (forward_propagate_addr_expr_1): Update use of
12279 forward_propagate_addr_into_variable_array_index.
12281 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12282 Nigel Stephens <nigel@mips.com>
12284 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12285 function attributes, "far" being an alias for "long_call".
12286 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12287 (mips_near_type_p, mips_far_type_p): New.
12288 (mips_comp_type_attributes): New function to check that attributes
12289 attached to a function type are compatible.
12290 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12291 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12292 to the target function of the thunk.
12293 (mips_encode_section_info): Check for "near" and "far" function
12294 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12296 * config/mips/predicates.md (const_call_insn_operand): Test only
12297 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12299 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12302 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12303 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12304 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12305 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12307 2007-05-25 Eric Christopher <echristo@apple.com>
12309 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12310 to x86-darwin configurations.
12311 * config/i386/t-darwin: Add softfp support.
12312 * config/i386/t-darwin64: Ditto.
12313 * config/i386/sfp-machine.h: If mach then don't use
12314 aliasing, emit a stub to call.
12316 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12318 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12319 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12320 tree-predcom.c, tree-ssa-alias-warnings.c,
12321 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12322 comment typos. Follow spelling conventions.
12323 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12325 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12328 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12329 constants into memory. Expand unaligned memory references for
12330 SSE modes via x86_expand_vector_move_misalign() function.
12332 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12335 "memory" attribute for "sseishft" type insn without operands[2].
12337 2007-05-25 Dirk Mueller <dmueller@suse.de>
12338 Marcus Meissner <meissner@suse.de>
12340 * doc/extend.texi (alloc_size): New attribute.
12341 * c-common.c (handle_alloc_size_attribute): New.
12342 * tree-object-size.c (alloc_object_size): Use alloc_size
12343 attribute, if available.
12345 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12347 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12349 (__builtin_ia32_vec_ext_v2di): Likewise.
12350 (__builtin_ia32_vec_ext_v4si): Likewise.
12351 (__builtin_ia32_vec_ext_v8hi): Likewise.
12352 (__builtin_ia32_vec_ext_v16qi): Likewise.
12353 (__builtin_ia32_vec_set_v8hi): Likewise.
12355 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12357 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12359 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12361 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12362 (arm_is_longcall_p): Rename to...
12363 (arm_is_long_call_p): ...this. Take a single tree argument and
12365 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12366 (CUMULATIVE_ARGS): Remove call_cookie.
12367 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12368 (ENCODED_LONG_CALL_ATTR_P): Delete.
12369 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12370 LONG_CALL_FLAG_CHAR cases.
12371 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12372 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12373 ARM_DECLARE_FUNCTION_SIZE.
12374 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12375 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12376 (arm_encode_call_attribute, current_file_function_operand): Delete.
12377 (arm_function_in_section_p): New function.
12378 (arm_is_longcall_p): Rename to...
12379 (arm_is_long_call_p): ...this. Take the target function as a single
12380 argument and return a bool. Do not rely on call cookies. Check
12381 whether the target symbol is in the same section as the current
12382 function, not just the same compilation unit.
12383 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12384 (arm_encode_section_info): Don't encode a call type.
12385 * config/arm/arm.md (call, call_value): Update calls to
12386 arm_is_long(_)call_p. Simplify logic.
12387 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12388 Update calls to arm_is_long(_)call_p.
12390 2007-05-25 Richard Guenther <rguenther@suse.de>
12392 PR tree-optimization/31982
12393 * tree-ssa-forwprop.c
12394 (forward_propagate_addr_into_variable_array_index): Handle arrays
12395 with element size one.
12397 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12399 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12400 (umulsi3_highpart): Likewise.
12402 2007-05-24 Ian Lance Taylor <iant@google.com>
12404 PR rtl-optimization/32069
12405 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12408 2007-05-24 Ollie Wild <aaw@google.com>
12410 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12413 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12415 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12416 (oprs_unchanged_p): Use it to check all registers in a REG.
12417 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12418 (reg_set_between_after_reload_p): Delete.
12419 (reg_used_between_after_reload_p): Likewise.
12420 (reg_set_or_used_since_bb_start): Likewise.
12421 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12422 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12423 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12424 * rtlanal.c (reg_set_p): Check whether REG overlaps
12425 regs_invalidated_by_call, rather than just checking the
12426 membership of REGNO (REG).
12428 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12430 * doc/passes.texi: Document predictive commoning.
12431 * doc/invoke.texi (-fpredictive-commoning): Document.
12432 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12433 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12434 adding indices to the generated name.
12435 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12436 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12437 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12438 (op_symbol_code): ... and exported.
12439 (dump_omp_clause, op_symbol): Use op_symbol_code
12440 instead of op_symbol_1.
12441 * tree-pass.h (pass_predcom): Declare.
12442 * timevar.def (TV_PREDCOM): New timevar.
12443 * tree-ssa-loop.c (run_tree_predictive_commoning,
12444 gate_tree_predictive_commoning, pass_predcom): New.
12445 * tree-data-ref.c (find_data_references_in_loop): Find the
12446 references in dominance order.
12447 (canonicalize_base_object_address): Ensure that the result has
12449 (dr_analyze_innermost): Export.
12450 (create_data_ref): Code to fail for references with invariant
12452 (find_data_references_in_stmt): ... here.
12453 * tree-data-ref.h (dr_analyze_innermost): Declare.
12454 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12455 (aff_combination_find_elt, name_expansion_hash,
12456 name_expansion_eq, tree_to_aff_combination_expand,
12457 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12459 * tree-affine.h (aff_combination_constant_multiple_p,
12460 tree_to_aff_combination_expand): Declare.
12461 * tree-predcom.c: New file.
12462 * common.opt (fpredictive-commoning): New option.
12463 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12464 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12465 * Makefile.in (tree-predcom.o): Add.
12466 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12467 * passes.c (init_optimization_passes): Add dceloop after
12468 copy propagation in loop optimizer. Add predictive commoning
12469 to loop optimizer passes.
12471 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12473 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12476 2007-05-24 Jan Hubicka <jh@suse.cz>
12478 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12480 (genheader): Include statistics.h.
12482 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12484 * print-rtl.c (flag_dump_unnumbered): Update comments.
12485 (print_rtl): Fix my previous change.
12486 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12489 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12491 PR middle-end/32018
12492 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12494 (thread_through_all_blocks): Call initialize_original_copy_tables
12495 and free_original_copy_tables.
12496 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12498 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12499 * cfghooks.c (duplicate_block): Use get_loop_copy.
12500 * cfg.c: Include cfgloop.h.
12501 (loop_copy): New hash table.
12502 (initialize_original_copy_tables): Initialize loop_copy table.
12503 (free_original_copy_tables): Free loop_copy table.
12504 (copy_original_table_clear, copy_original_table_set,
12505 set_loop_copy, get_loop_copy): New functions.
12506 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12507 * cfgloop.h (struct loop): Remove copy field.
12508 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12509 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12511 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12513 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12514 -msse/-msse2/-msse3.
12516 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12518 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12519 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12521 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12524 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12525 * targhooks.h (default_mangle_decl_assembler_name): Declare
12527 * targhooks.c (default_mangle_decl_assembler_name): Define
12529 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12531 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12532 * langhooks.c (lhd_set_decl_assembler_name): Call
12533 targetm.mangle_decl_assembler_name for names with global scope.
12535 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12537 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12538 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12540 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12541 New. Factored out of i386_pe_encode_section_info.
12542 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12543 Move check for prior decoration of stdcall
12544 symbols to i386_pe_encode_section_info.
12545 (i386_pe_encode_section_info): Adjust call to
12546 gen_stdcall_or_fastcall_suffix. Use
12547 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12548 (i386_pe_mangle_decl_assembler_name): New. Wrap
12549 i386_pe_maybe_mangle_decl_assembler_name.
12551 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12553 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12554 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12555 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12556 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12557 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12560 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12561 Nigel Stephens <nigel@mips.com>
12562 Richard Sandiford <richard@codesourcery.com>
12564 Fix up MIPS16 hard float and add support for complex.
12566 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12567 (TARGET_SOFT_FLOAT_ABI): New.
12568 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12569 __mips_soft_float to reflect the ABI in use, not whether the
12570 FPU is directly accessible (e.g., in MIPS16 mode).
12571 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12572 (UNITS_PER_FPVALUE): Likewise.
12574 * config/mips/mips.c (mips_expand_call): Remove redundant
12575 TARGET_MIPS16 check.
12576 (mips_arg_regno): New.
12577 (function_arg_advance): When setting bits in cum->fp_code for
12578 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12580 (function_arg): Use mips_arg_regno.
12581 (mips_return_mode_in_fpr_p): New.
12582 (mips16_call_stub_mode_suffix): New.
12583 (mips16_cfun_returns_in_fpr_p): New.
12584 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12585 (mips_output_function_prologue): Test mips16_hard_float, not
12586 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
12587 (mips_expand_epilogue): Call MIPS16 helper routines to copy
12588 return value into a floating-point register.
12589 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
12590 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
12591 (mips16_fp_args): Handle MIPS32r2 ISA which supports
12592 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
12593 word of double arguments from or to the high bits of 64-bit
12594 floating point registers.
12595 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
12596 (mips16_fpret_double): New helper function.
12597 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
12598 support for complex modes. Fill in DECL_RESULT for stubdecl.
12599 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
12601 * config/mips/mips16.S
12602 (RET, ARG1, ARG2): New.
12603 (MERGE_GPRf, MERGE_GPRt): New.
12604 (DELAYt, DELAYf): New.
12605 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
12606 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
12607 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
12608 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
12609 (SFOP): Renamed to...
12610 (OPSF3): This, and macro-ified. Updated all uses.
12611 (SFOP2): Renamed to...
12612 (OPSF2): This, and macro-ified. Updated all uses.
12613 (SFCMP): Renamed to...
12614 (CMPSF): This, and macro-ified. Updated all uses.
12615 (SFREVCMP): Renamed to...
12616 (REVCMPSF): This, and macro-ified. Updated all uses.
12617 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
12618 (LDDBL1, LDDBL2, RETDBL): Deleted.
12619 (DFOP): Renamed to...
12620 (OPDF3): This, and macro-ified. Updated all uses.
12621 (DFOP2): Renamed to...
12622 (OPDF2): This, and macro-ified. Updated all uses.
12623 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
12624 (DFCMP): Renamed to...
12625 (CMPDF): This, and macro-ified. Updated all uses.
12626 (DFREVCMP): Renamed to...
12627 (REVCMPDF): This, and macro-ified. Updated all uses.
12628 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
12629 (RET_FUNCTION): New.
12630 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
12631 (__mips16_ret_sc, __mips16_ret_dc): New.
12632 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
12633 STUB_ARGS_6, STUB_ARGS_10): New.
12634 (CALL_STUB_NO_RET): New.
12635 (__mips16_call_stub_1): Macro-ified.
12636 (__mips16_call_stub_5): Macro-ified.
12637 (__mips16_call_stub_2): Macro-ified.
12638 (__mips16_call_stub_6): Macro-ified.
12639 (__mips16_call_stub_9): Macro-ified.
12640 (__mips16_call_stub_10): Macro-ified.
12641 (CALL_STUB_RET): New.
12642 (__mips16_call_stub_sf_0): Macro-ified.
12643 (__mips16_call_stub_sf_1): Macro-ified.
12644 (__mips16_call_stub_sf_5): Macro-ified.
12645 (__mips16_call_stub_sf_2): Macro-ified.
12646 (__mips16_call_stub_sf_6): Macro-ified.
12647 (__mips16_call_stub_sf_9): Macro-ified.
12648 (__mips16_call_stub_sf_10): Macro-ified.
12649 (__mips16_call_stub_df_0): Macro-ified.
12650 (__mips16_call_stub_df_1): Macro-ified.
12651 (__mips16_call_stub_df_5): Macro-ified.
12652 (__mips16_call_stub_df_2): Macro-ified.
12653 (__mips16_call_stub_df_6): Macro-ified.
12654 (__mips16_call_stub_df_9): Macro-ified.
12655 (__mips16_call_stub_df_10): Macro-ified.
12656 (__mips16_call_stub_sc_0): New.
12657 (__mips16_call_stub_sc_1): New.
12658 (__mips16_call_stub_sc_5): New.
12659 (__mips16_call_stub_sc_2): New.
12660 (__mips16_call_stub_sc_6): New.
12661 (__mips16_call_stub_sc_9): New.
12662 (__mips16_call_stub_sc_10): New.
12663 (__mips16_call_stub_dc_0): New.
12664 (__mips16_call_stub_dc_1): New.
12665 (__mips16_call_stub_dc_5): New.
12666 (__mips16_call_stub_dc_2): New.
12667 (__mips16_call_stub_dc_6): New.
12668 (__mips16_call_stub_dc_9): New.
12669 (__mips16_call_stub_dc_10): New.
12671 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
12672 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
12673 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
12675 2007-05-23 Ian Lance Taylor <iant@google.com>
12677 * doc/invoke.texi (Invoking GCC): Document that the order of the
12680 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
12683 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
12684 * config/score/predicate.md (const_pow2, const_npow2): Remove.
12685 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
12689 * config/score/score.c (score_print_operand): Make sure that only
12690 lower bits are used.
12692 2007-05-22 Ian Lance Taylor <iant@google.com>
12694 * tree-vrp.c (avoid_overflow_infinity): New static function,
12695 broken out of set_value_range_to_value.
12696 (set_value_range_to_value): Call avoid_overflow_infinity.
12697 (extract_range_from_assert): Likewise.
12699 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12701 PR middle-end/31095
12702 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
12703 change the type before looking for a COMPOUND_EXPR.
12705 2007-05-22 Ian Lance Taylor <iant@google.com>
12707 * lower-subreg.c (decompose_multiword_subregs): If we change an
12708 insn, call remove_retval_note on it.
12710 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12712 * regs.h (end_hard_regno): New function.
12713 (END_HARD_REGNO, END_REGNO): New macros.
12714 (add_to_hard_reg_set): New function.
12715 (remove_from_hard_reg_set): Likewise.
12716 (in_hard_reg_set_p): Likewise.
12717 (overlaps_hard_reg_set_p): Likewise.
12718 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
12719 (note_btr_set): Use END_HARD_REGNO.
12720 * caller-save.c (setup_save_areas): Use end_hard_regno.
12721 (mark_set_regs): Use END_HARD_REGNO.
12722 (add_stored_regs): Use end_hard_regno.
12723 (mark_referenced_regs): Use add_to_hard_reg_set.
12724 * combine.c (update_table_tick): Use END_REGNO.
12725 (record_value_for_reg): Likewise.
12726 (record_dead_and_set_regs): Likewise.
12727 (get_last_value_validate): Likewise.
12728 (use_crosses_set_p): Likewise.
12729 (reg_dead_at_p_1): Likewise.
12730 (reg_dead_at_p): Likewise.
12731 (mark_used_regs_combine): Use add_to_hard_reg_set.
12732 (move_deaths): Use END_HARD_REGNO.
12733 (reg_bitfield_target_p): Use end_hard_regno.
12734 (distribute_notes): Use END_HARD_REGNO.
12735 * cse.c (mention_regs): Use END_REGNO.
12736 (insert): Use add_to_hard_reg_set.
12737 (invalidate): Use END_HARD_REGNO.
12738 (invalidate_for_call): Likewise.
12739 (exp_equiv_p): Use END_REGNO.
12740 (cse_insn): Likewise.
12741 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
12742 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
12743 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
12744 * function.c (keep_stack_depressed): Use end_hard_regno.
12745 * global.c (global_alloc): Use end_hard_regno.
12746 (global_conflicts): Use add_to_hard_reg_set instead of
12748 (find_reg): Likewise.
12749 (mark_reg_store): Likewise.
12750 (mark_reg_conflicts): Likewise.
12751 (mark_reg_death): Use remove_from_hard_reg_set.
12752 (mark_reg_live_nc): Delete.
12753 (set_preference): Use end_hard_regno.
12754 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
12755 remove_from_hard_reg_set.
12756 (post_mark_life): Use add_to_hard_reg_set.
12757 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
12758 (reg_becomes_live): Use add_to_hard_reg_set.
12759 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
12760 (peep2_find_free_register): Use add_to_hard_reg_set.
12761 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
12762 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
12763 * regrename.c (note_sets): Use add_to_hard_reg_set.
12764 (clear_dead_regs): Use remove_from_hard_reg_set.
12765 (regrename_optimize): Use add_to_hard_reg_set.
12766 (find_oldest_value_reg): Use in_hard_reg_set_p.
12767 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
12768 (hard_reg_set_here_p): Use end_hard_regno.
12769 (decompose): Likewise.
12770 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
12771 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
12772 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
12773 (mark_home_live): Use end_hard_regno.
12774 (spill_hard_reg): Likewise.
12775 (clear_reload_reg_in_use): Likewise.
12776 * reorg.c (delete_prior_computation): Use END_REGNO.
12777 * resource.c (update_live_status): Use END_HARD_REGNO.
12778 (mark_referenced_resources): Use add_to_hard_reg_set.
12779 (mark_set_resources): Likewise.
12780 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
12781 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
12782 (reg_overlap_mentioned_p): Likewise.
12783 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
12784 (covers_regno_no_parallel_p): Use END_REGNO.
12785 (find_regno_note): Likewise.
12786 (find_reg_fusage): Use END_HARD_REGNO.
12787 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
12788 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
12790 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
12792 * mode-switching.c (reg_dies): Change type of second argument to
12794 (optimize_mode_switching): Update accordingly.
12796 2007-05-22 Richard Sandiford <richard@codesourcery.com>
12798 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
12800 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
12801 (hard_reg_set_empty_p): ...these new functions.
12802 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
12803 GO_IF_HARD_REG_SUBSET.
12804 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
12805 instead of GO_IF_HARD_REG_EQUAL.
12806 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
12807 instead of GO_IF_HARD_REG_EQUAL.
12808 * global.c (find_reg): Use hard_reg_set_empty_p instead of
12809 GO_IF_HARD_REG_SUBSET.
12810 (modify_reg_pav): Use hard_reg_set_empty_p instead of
12811 GO_IF_HARD_REG_EQUAL.
12812 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
12813 of GO_IF_HARD_REG_SUBSET.
12814 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
12815 instead of GO_IF_HARD_REG_EQUAL.
12816 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
12817 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
12818 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
12819 of GO_IF_HARD_REG_SUBSET,
12820 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
12821 GO_IF_HARD_REG_SUBSET.
12822 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
12823 instead of GO_IF_HARD_REG_EQUAL.
12824 * config/sh/sh.c (push_regs, calc_live_regs): Use
12825 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
12826 (hard_regs_intersect_p): Delete.
12828 2007-05-22 Janis Johnson <janis187@us.ibm.com>
12830 * doc/sourcebuild.texi (Test Directives) Add dg-message.
12832 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
12833 Richard Henderson <rth@redhat.com>
12835 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
12837 (x86_64-*-*): Likewise.
12839 * i386/i386-modes.def (V2QI): New.
12841 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12843 (override_options): Support SSE4.1.
12844 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
12845 (IX86_BUILTIN_BLENDPS): Likewise.
12846 (IX86_BUILTIN_BLENDVPD): Likewise.
12847 (IX86_BUILTIN_BLENDVPS): Likewise.
12848 (IX86_BUILTIN_PBLENDVB128): Likewise.
12849 (IX86_BUILTIN_PBLENDW128): Likewise.
12850 (IX86_BUILTIN_DPPD): Likewise.
12851 (IX86_BUILTIN_DPPS): Likewise.
12852 (IX86_BUILTIN_INSERTPS128): Likewise.
12853 (IX86_BUILTIN_MOVNTDQA): Likewise.
12854 (IX86_BUILTIN_MPSADBW128): Likewise.
12855 (IX86_BUILTIN_PACKUSDW128): Likewise.
12856 (IX86_BUILTIN_PCMPEQQ): Likewise.
12857 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12858 (IX86_BUILTIN_PMAXSB128): Likewise.
12859 (IX86_BUILTIN_PMAXSD128): Likewise.
12860 (IX86_BUILTIN_PMAXUD128): Likewise.
12861 (IX86_BUILTIN_PMAXUW128): Likewise.
12862 (IX86_BUILTIN_PMINSB128): Likewise.
12863 (IX86_BUILTIN_PMINSD128): Likewise.
12864 (IX86_BUILTIN_PMINUD128): Likewise.
12865 (IX86_BUILTIN_PMINUW128): Likewise.
12866 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12867 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12868 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12869 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12870 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12871 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12872 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12873 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12874 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12875 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12876 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12877 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12878 (IX86_BUILTIN_PMULDQ128): Likewise.
12879 (IX86_BUILTIN_PMULLD128): Likewise.
12880 (IX86_BUILTIN_ROUNDPD): Likewise.
12881 (IX86_BUILTIN_ROUNDPS): Likewise.
12882 (IX86_BUILTIN_ROUNDSD): Likewise.
12883 (IX86_BUILTIN_ROUNDSS): Likewise.
12884 (IX86_BUILTIN_PTESTZ): Likewise.
12885 (IX86_BUILTIN_PTESTC): Likewise.
12886 (IX86_BUILTIN_PTESTNZC): Likewise.
12887 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12888 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12889 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12890 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12891 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12892 (bdesc_ptest): New.
12893 (bdesc_sse_3arg): Likewise.
12894 (bdesc_2arg): Likewise.
12895 (bdesc_1arg): Likewise.
12896 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12898 (ix86_expand_sse_4_operands_builtin): New.
12899 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12900 smaller than 8 bits as the 2nd arg.
12901 (ix86_expand_sse_ptest): New.
12902 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12903 (ix86_expand_vector_set): Support SSE4.1.
12904 (ix86_expand_vector_extract): Likewise.
12906 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12907 __SSE4_1__ for -msse4.1.
12909 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12910 (UNSPEC_INSERTPS): Likewise.
12911 (UNSPEC_DP): Likewise.
12912 (UNSPEC_MOVNTDQA): Likewise.
12913 (UNSPEC_MPSADBW): Likewise.
12914 (UNSPEC_PHMINPOSUW): Likewise.
12915 (UNSPEC_PTEST): Likewise.
12916 (UNSPEC_ROUNDP): Likewise.
12917 (UNSPEC_ROUNDS): Likewise.
12919 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12921 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12922 (const_pow2_1_to_32768_operand): Likewise.
12924 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12927 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12929 (sse4_1_insertps): Likewise.
12930 (*sse4_1_extractps): Likewise.
12931 (sse4_1_ptest): Likewise.
12932 (sse4_1_mulv2siv2di3): Likewise.
12933 (*sse4_1_mulv4si3): Likewise.
12934 (*sse4_1_smax<mode>3): Likewise.
12935 (*sse4_1_umax<mode>3): Likewise.
12936 (*sse4_1_smin<mode>3): Likewise.
12937 (*sse4_1_umin<mode>3): Likewise.
12938 (sse4_1_eqv2di3): Likewise.
12939 (*sse4_1_pinsrb): Likewise.
12940 (*sse4_1_pinsrd): Likewise.
12941 (*sse4_1_pinsrq): Likewise.
12942 (*sse4_1_pextrb): Likewise.
12943 (*sse4_1_pextrb_memory): Likewise.
12944 (*sse4_1_pextrw_memory): Likewise.
12945 (*sse4_1_pextrq): Likewise.
12946 (sse4_1_blendpd): Likewise.
12947 (sse4_1_blendps): Likewise.
12948 (sse4_1_blendvpd): Likewise.
12949 (sse4_1_blendvps): Likewise.
12950 (sse4_1_dppd): Likewise.
12951 (sse4_1_dpps): Likewise.
12952 (sse4_1_movntdqa): Likewise.
12953 (sse4_1_mpsadbw): Likewise.
12954 (sse4_1_packusdw): Likewise.
12955 (sse4_1_pblendvb): Likewise.
12956 (sse4_1_pblendw): Likewise.
12957 (sse4_1_phminposuw): Likewise.
12958 (sse4_1_extendv8qiv8hi2): Likewise.
12959 (*sse4_1_extendv8qiv8hi2): Likewise.
12960 (sse4_1_extendv4qiv4si2): Likewise.
12961 (*sse4_1_extendv4qiv4si2): Likewise.
12962 (sse4_1_extendv2qiv2di2): Likewise.
12963 (*sse4_1_extendv2qiv2di2): Likewise.
12964 (sse4_1_extendv4hiv4si2): Likewise.
12965 (*sse4_1_extendv4hiv4si2): Likewise.
12966 (sse4_1_extendv2hiv2di2): Likewise.
12967 (*sse4_1_extendv2hiv2di2): Likewise.
12968 (sse4_1_extendv2siv2di2): Likewise.
12969 (*sse4_1_extendv2siv2di2): Likewise.
12970 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12971 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12972 (sse4_1_zero_extendv4qiv4si2): Likewise.
12973 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12974 (sse4_1_zero_extendv2qiv2di2): Likewise.
12975 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12976 (sse4_1_zero_extendv4hiv4si2): Likewise.
12977 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12978 (sse4_1_zero_extendv2hiv2di2): Likewise.
12979 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12980 (sse4_1_zero_extendv2siv2di2): Likewise.
12981 (*sse4_1_zero_extendv2siv2di2): Likewise.
12982 (sse4_1_roundpd): Likewise.
12983 (sse4_1_roundps): Likewise.
12984 (sse4_1_roundsd): Likewise.
12985 (sse4_1_roundss): Likewise.
12986 (mulv4si3): Don't expand for SSE4.1.
12987 (smax<mode>3): Likewise.
12988 (umaxv4si3): Likewise.
12989 (uminv16qi3): Likewise.
12990 (umin<mode>3): Likewise.
12991 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12993 * doc/extend.texi: Document SSE4.1 built-in functions.
12995 * doc/invoke.texi: Document -msse4.1.
12997 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12999 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13000 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13001 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13002 (ASM_SPEC): Add asm_pcrel_spec.
13003 (EXTRA_SPECS): Add asm_pcrel_spec.
13005 2007-05-21 David Daney <ddaney@avtrex.com>
13007 * doc/install.texi (Building a cross compiler): Add requirements
13008 for Java cross compiler.
13010 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13012 PR middle-end/31995
13013 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13014 Add loopno argument. Use evolution_function_is_invariant_rec_p
13015 instead of evolution_function_is_constant_p.
13016 Update calls to evolution_function_is_affine_multivariate_p.
13017 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13018 Add loopno argument.
13019 * tree-scalar-evolution.c (gather_chrec_stats): Call
13020 evolution_function_is_affine_multivariate_p with a loop
13022 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13023 (analyze_overlapping_iterations): Likewise.
13024 (access_functions_are_affine_or_constant_p): Likewise.
13025 (build_classic_dist_vector_1): If the access functions
13026 are equal, don't do anything.
13028 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13029 Paolo Carlini <pcarlini@suse.de>
13030 Uros Bizjak <ubizjak@gmail.com>
13032 * c-cppbuiltin.c (c_cpp_builtins): Define
13033 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13034 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13035 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13036 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13038 2007-05-21 Mike Stump <mrs@apple.com>
13040 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13042 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13044 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13046 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13047 implementation if __OPTIMIZE__ is not defined.
13048 (_mm_alignr_pi8): Ditto.
13049 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13050 (_mm_inserti_si64): Ditto.
13051 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13052 (_mm_slli_epi16): Ditto.
13053 (_mm_slli_epi32): Ditto.
13054 (_mm_slli_epi64): Ditto.
13055 (_mm_srai_epi16): Ditto.
13056 (_mm_srai_epi32): Ditto.
13057 (_mm_srli_si128): Ditto.
13058 (_mm_slli_si128): Ditto.
13059 (_mm_srli_epi16): Ditto.
13060 (_mm_srli_epi32): Ditto.
13061 (_mm_srli_epi64): Ditto.
13062 (_mm_extract_epi16): Ditto.
13063 (_mm_insert_epi16): Ditto.
13064 (_mm_shufflehi_epi16): Ditto.
13065 (_mm_shufflelo_epi16): Ditto.
13066 (_mm_shuffle_epi32): Ditto.
13067 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13068 (_m_pextrw): Ditto.
13069 (_mm_insert_pi16): Ditto.
13070 (_m_pinsrw): Ditto.
13071 (_mm_shuffle_pi16): Ditto.
13072 (_m_pshufw): Ditto.
13073 (_mm_shufle_ps): Ditto.
13074 (_mm_prefetch): Ditto.
13076 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13078 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13079 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13080 * real.c (encode_i370_single, decode_i370_single,
13081 encode_i370_double, decode_i370_double): Functions removed.
13082 (i370_single_format, i370_double_format): Initializations removed.
13083 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13084 Consider the log2_b field to always be one.
13085 (ieee_single_format, mips_single_format, coldfire_single_format,
13086 ieee_double_format, mips_double_format, coldfire_double_format,
13087 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13088 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13089 ibm_extended_format, mips_extended_format, ieee_quad_format,
13090 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13091 decimal_single_format, decimal_double_format, decimal_quad_format,
13092 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13093 initialization of log2_b.
13094 * real.h (i370_single_format, i370_double_format): Declarations
13096 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13097 field to always be one.
13099 2007-05-21 Andreas Schwab <schwab@suse.de>
13101 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13102 NOTE_INSN_BASIC_BLOCK_P.
13103 (process_for_unwind_directive): Likewise.
13105 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13107 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13108 * function.h (struct function): Move va_list_gpr_size,
13109 va_list_fpr_size, function_frequency to front of bitfields. Add
13111 (current_function_calls_unwind_init): New.
13112 * except.c (expand_builtin_unwind_init): Set
13113 current_function_calls_unwind_init not
13114 current_function_has_nonlocal_label.
13115 * reload1.c (has_nonexceptional_receiver): New.
13116 (reload): Use it and current_function_calls_unwind_init to
13117 determine whether call-saved regs must be saved.
13119 2007-05-20 Jan Hubicka <jh@suse.cz>
13121 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13122 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13123 * ddg.c (create_ddg): LIkewise.
13124 * final.c (final): Remove hunk moving line number notes around since
13125 they are no longer present at this stage.
13126 (final_scan_insn): Use NOTE_KIND instead of
13127 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13128 (output_asm_label): Likewise.
13129 * reorg.c (dbr_schedule): Likewise.
13130 * haifa-sched.c (unlink_other_notes): Likewise.
13131 * mode-switching.c (optimize_mode_switching): Likewise.
13132 * graph.c (start_bb): Likewise.
13133 * rtl.def (NOTE): Update description.
13134 * jump.c (squeeze_notes): Delete.
13135 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13136 NOTE_INSN_BASIC_BLOCK_P when possible.
13137 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13138 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13139 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13140 (dwarf2out_var_location): Likewise.
13141 * cfgbuild.c (make_edges): Likewise.
13142 (find_basic_blocks_1): Likewise.
13143 * function.c (reorder_blocks_1): Likewise.
13144 (epilogue_done): Likewise.
13145 (reposition_prologue_and_epilogue_notes): Likewise.
13146 * print-rtl.c (print_rtx): Likewise; drop code for printing
13148 (print_rtl): Likewise.
13149 (print_rtl_single): Likewise.
13150 * gcse.c (insert_insn_start_bb): Likewise.
13151 * alias.c (init_alias_analysis): Likewise.
13152 * calls.c (fixup_tail_calls): Likewise.
13153 * except.c (sjlj_emit_function_enter): Likewise.
13154 * emit-rtl.c (add_insn_after): Likeiwse.
13155 (emit_label_before): Likewise.
13156 (emit_label_after): Likewise.
13157 (emit_note_before, emit_note_after, emit_note): Update
13158 parameter to be enum insn_note; do not deal with source
13160 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13161 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13163 (merge_blocks_move_successor_nojumps): Simplify now when
13164 we don't have BLOCK notes.
13165 (try_optimize_cfg): Likewise.
13166 * cfglayout.c (skip_insns_after_block): Likewise.
13167 (record_effective_endpoints): Likewise.
13168 (duplicate_insn_chain): Likewise.
13169 * varasm.c (output_constant_pool_1): Likewise.
13170 * sched-deps.c (sched_analyze): Likewise.
13171 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13173 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13174 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13175 (SET_INSN_DELETED): Simplify.
13176 (NOTE_LINE_NUMBER): Exterminate.
13177 (NOTE_LINE_KIND): New.
13178 (NOTE_INSN_BASIC_BLOCK_P): Update.
13179 (enum insn_note): Simplify.
13180 (GET_NOTE_INSN_NAME) Simplify.
13181 (emit_note_before, emit_note_after, emit_note): Update prototype.
13182 (squeeze_notes): Remove.
13183 * sched-int.h (NOTE_NOT_BB_P): Update.
13184 * resource.c (mark_target_live_regs): Update.
13185 * sched-rgn.c (debug_dependencies): Update.
13186 * sched-vis.c (print_insn): Update.
13187 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13188 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13189 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13190 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13191 (split_branches): Update.
13192 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13194 (sh_adjust_unroll_max): Exterminate.
13195 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13196 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13197 (m68hc11_reorg): Likewise.
13198 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13199 (emit_predicate_relation_info): Update.
13200 (process_for_unwind_directive): Update.
13201 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13202 (output_call): Update.
13203 * config/pa/pa.c (output_lbranch): Update.
13204 (output_millicode_call): Update.
13205 (output_call): Update.
13206 (pa_combine_instructions): Update.
13207 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13208 * config/bfin/bfin.c (gen_one_bundle): Update.
13209 * cfgrtl.c (can_delete_note_p): Update.
13210 (delete_insn): Update.
13211 (rtl_merge_blocks): Update.
13212 (commit_one_edge_insertion): Update.
13213 (rtl_verify_flow_info): Update.
13214 * stmt.c (expand_case): Do not call squeeze_notes.
13216 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13223 * c.opt (Wtype-limits): New.
13224 * doc/invoke.texi (Wtype-limits): Document it.
13225 (Wextra): Enabled by -Wextra.
13226 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13227 * c-common.c (shorten_compare): Warn with Wtype-limits.
13229 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13231 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13232 inlined function, not as a macro.
13233 (_mm_alignr_pi8): Ditto.
13234 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13235 (_mm_inserti_si64): Ditto.
13236 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13237 (_mm_extract_epi16): Ditto.
13238 (_mm_insert_epi16): Ditto.
13239 (_mm_shufflehi_epi16): Ditto.
13240 (_mm_shufflelo_epi16): Ditto.
13241 (_mm_shuffle_epi32): Ditto.
13242 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13243 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13245 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13247 (_m_to_float): Use C89 compatible assignment.
13249 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13252 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13254 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13257 * doc/invoke.texi (Wreturn-type): Complete description.
13258 (Wextra): Delete item about return-type warning.
13259 * c-decl.c: Delete redundant Wextra warning.
13261 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13264 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13265 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13266 inlined function, not as a macro.
13267 (_mm_prefetch): Ditto.
13268 (_m_pextrw): Ditto.
13269 (_mm_insert_pi16): Ditto.
13270 (_m_pinsrw): Ditto.
13271 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13272 (_m_pshufw): Ditto. Add const to __N argument.
13273 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13274 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13275 (_mm_slli_epi32): Ditto.
13276 (_mm_srli_si128): Implement as always inlined function, not as a
13277 macro. Add __inline to function declaration.
13278 (_mm_slli_si128): Ditto.
13280 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13282 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13283 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13285 (struct fenv): New structure.
13286 (FP_HANDLE_EXCEPTIONS): New define.
13287 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13288 (_FP_DECL_EXP): New define.
13289 (FP_INIT_ROUNDMODE): New define.
13290 (FP_ROUNDMODE): New define.
13292 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13294 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13295 (Wconversion): Update description.
13296 (Wconversion-sign): New.
13297 * c.opt (Wconversion-sign): New.
13298 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13299 means disabled for C++. Otherwise, take the status of Wconversion.
13300 * c-common.c (conversion_warning): Warn with either Wconversion or
13302 (warnings_for_convert_and_check): Conditions are already checked by
13303 conversion_warning.
13304 (convert_and_check): Don't check warnings if the conversion failed.
13306 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13307 Anatoly Sokolov <aesok@dol.ru>
13309 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13310 avr_epilogue_uses) : Add declaration.
13311 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13312 * config/avr/constraints.md (R): New constraint.
13313 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13314 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13315 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13316 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13317 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13318 call_prologue_saves, epilogue_restores, return_from_epilogue,
13319 return_from_main_epilogue, return_from_interrupt_epilogue,
13320 return_from_naked_epilogue, prologue, epilogue): New patterns.
13321 (jump): Handle symbol reference.
13322 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13323 avr_output_function_prologue, avr_output_function_epilogue): Remove
13325 (avr_init_machine_status, expand_prologue, expand_epilogue,
13326 avr_asm_function_end_prologue, avr_epilogue_uses,
13327 avr_asm_function_begin_epilogue): New functions.
13328 (prologue_size, epilogue_size, jump_tables_size): Remove global
13330 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13331 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13332 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13333 (avr_override_options): Initialise init_machine_status.
13334 (output_movhi): Handle all stack pointer loads.
13335 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13336 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13337 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13338 (EPILOGUE_USES) Redefine.
13339 (machine_function) Declare.
13341 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13343 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13344 Use a single return statement.
13346 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13348 PR middle-end/30250
13349 * builtins.c (do_mpfr_lgamma_r): New.
13350 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13351 * tree.h (CASE_FLT_FN_REENT): New.
13353 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13355 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13356 (output_die): Use 'unsigned long' with %x.
13357 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13358 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13359 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13361 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13363 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13368 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13369 true if function has no argument.
13371 2007-05-18 DJ Delorie <dj@redhat.com>
13373 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13374 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13376 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13378 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13379 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13380 count_trailing_zeros.
13381 (__i386__): Implement count_leading_zeros using __builtin_clz().
13382 Implement count_trailing_zeros usign __builtin_ctz().
13384 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13386 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13388 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13390 PR middle-end/31344
13391 * expr.c (emit_move_change_mode): Change mode of push operands here.
13393 2007-05-17 Ian Lance Taylor <iant@google.com>
13395 PR tree-optimization/31953
13396 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13397 Change all callers.
13398 (set_value_range_to_null): Call set_value_range_to_value.
13399 (extract_range_from_comparison): Likewise.
13401 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13403 * toplev.c (print_version): Output GMP/MPFR version info.
13405 * builtins.c (CASE_MATHFN_REENT): New macro.
13406 (mathfn_built_in): Use it.
13407 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13408 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13409 BUILT_IN_LGAMMAL_R): New.
13410 * doc/extend.texi: Document new builtins.
13412 PR middle-end/31796
13413 * builtins.c (do_mpfr_remquo): New.
13414 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13415 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13417 PR middle-end/30251
13418 * builtins.c (fold_builtin_1): Handle y0, y1.
13419 (fold_builtin_2): Handle yn.
13421 PR middle-end/30251
13422 * builtins.c (do_mpfr_bessel_n): New.
13423 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13424 (fold_builtin_2): Handle BUILT_IN_JN.
13426 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13429 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13430 TYPE_PRECISION (intmax_type_node).
13432 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13435 * reload.c (subst_reloads): Remove checking.
13437 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13439 PR rtl-optimization/31691
13440 * combine.c (simplify_set): Build a new src pattern instead of
13441 substituting its operands in the COMPARE case.
13443 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13445 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13446 (execute_vrp): Preserve loops through jump threading.
13447 * tree-ssa-threadupdate.c (thread_single_edge,
13448 dbds_continue_enumeration_p, determine_bb_domination_status,
13449 thread_through_loop_header): New functions.
13450 (create_edge_and_update_destination_phis,
13451 create_edge_and_update_destination_phis): Set loops for the new blocks.
13452 (prune_undesirable_thread_requests): Removed.
13453 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13455 (thread_block): Do not call prune_undesirable_thread_requests.
13457 (mark_threaded_blocks): Select edges to thread here.
13458 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13459 Thread edges through loop headers independently.
13460 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13461 * tree-pass.h (TODO_mark_first_instance): New.
13462 (first_pass_instance): Declare.
13463 * cfghooks.c (duplicate_block): Put the block to the original loop
13464 if copy is not specified.
13465 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13466 jump threading. Pass may_peel_loop_headers to
13467 thread_through_all_blocks according to first_pass_instance.
13468 * cfgloop.h (create_preheader): Declare.
13469 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13470 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13471 * passes.c (first_pass_instance): New variable.
13472 (next_pass_1): Set TODO_mark_first_instance.
13473 (execute_todo): Set first_pass_instance.
13475 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13477 PR tree-optimization/24659
13478 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13479 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13480 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13481 OTI_vec_pack_ufix_trunc.
13482 (vec_unpacks_float_hi_optab): Define new macro.
13483 (vec_unpacks_float_lo_optab): Ditto.
13484 (vec_unpacku_float_hi_optab): Ditto.
13485 (vec_unpacku_float_lo_optab): Ditto.
13486 (vec_pack_sfix_trunc_optab): Ditto.
13487 (vec_pack_ufix_trunc_optab): Ditto.
13488 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13489 and vec_pack_[s|u]fix_trunc_optab using
13490 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13491 * tree-vectorizer.c (supportable_widening_operation): Handle
13492 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13493 (supportable_narrowing_operation): New function.
13494 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13495 * tree-vect-transform.c (vectorizable_conversion): Handle
13496 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13497 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13498 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13499 to check for target support.
13500 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13501 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13502 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13503 for VEC_PACK_FIX_TRUNC_EXPR.
13504 (expand_binop): Special case mode of the result for
13505 vec_pack_[u|s]fix_trunc_optab.
13506 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13507 vec_pack_[u|s]fix_trunc_optab.
13509 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13510 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13511 * tree-pretty-print.c (dump_generic_node): Handle
13512 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13513 VEC_PACK_FIX_TRUNC_EXPR.
13515 * expr.c (expand_expr_real_1): Ditto.
13516 * tree-inline.c (estimate_num_insns_1): Ditto.
13517 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13519 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13520 (vec_unpacks_float_lo_v8hi): Ditto.
13521 (vec_unpacku_float_hi_v8hi): Ditto.
13522 (vec_unpacku_float_lo_v8hi): Ditto.
13523 (vec_unpacks_float_hi_v4si): Ditto.
13524 (vec_unpacks_float_lo_v4si): Ditto.
13525 (vec_pack_sfix_trunc_v2df): Ditto.
13527 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13529 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13530 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13531 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13532 [vec_pack_ufix_trunc]: Ditto.
13533 [vec_unpacks_float_hi]: Ditto.
13534 [vec_unpacks_float_lo]: Ditto.
13535 [vec_unpacku_float_hi]: Ditto.
13536 [vec_unpacku_float_lo]: Ditto.
13538 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13540 * soft-fp/README: Update for new files.
13541 * soft-fp/floattisf.c: New file.
13542 * soft-fp/floattidf.c: New file.
13543 * soft-fp/floattitf.c: New file.
13544 * soft-fp/floatuntisf.c: New file.
13545 * soft-fp/floatuntidf.c: New file.
13546 * soft-fp/floatuntitf.c: New file.
13547 * soft-fp/fixsfti.c: New file.
13548 * soft-fp/fixdfti.c: New file.
13549 * soft-fp/fixtfti.c: New file.
13550 * soft-fp/fixunssfti.c: New file.
13551 * soft-fp/fixunsdfti.c: New file.
13552 * soft-fp/fixunstfti.c: New file.
13553 * soft-fp/extendxftf.c: New file.
13554 * soft-fp/trunctfxf.c: New file.
13556 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13557 (__trunctfxf2): Ditto.
13559 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13560 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13561 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13562 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13563 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13564 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13566 * config/i386/t-fprules-softfp64: New file.
13567 * config/i386/sfp-machine.h: New file.
13568 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13569 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13570 and soft-fp/t-softfp to tmake_file.
13571 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13572 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13574 * config/i386/t-linux64 (softfp_wrap_start): New.
13575 (softfp_wrap_end): New.
13576 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13577 supported for TARGET_64BIT.
13579 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13581 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13582 c_common_unsigned_type behavior.
13584 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13586 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
13589 2007-05-16 Eric Christopher <echristo@apple.com>
13591 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
13592 saving after stack push. Set sp_offset whenever we push.
13593 (rs6000_emit_epilogue): Move altivec register restore before
13596 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13598 * configure.ac: Allow sysroots to be relocated under $prefix as
13599 well as $exec_prefix.
13600 * configure: Regenerate.
13602 2007-05-16 Richard Sandiford <richard@codesourcery.com>
13606 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13608 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13609 (gcc_tooldir): Likewise.
13610 * configure: Regenerate.
13611 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13612 old configure.ac gcc_tooldir setting.
13613 (prefix_to_exec_prefix): New variable.
13614 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13615 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13617 2007-05-14 Janis Johnson <janis187@us.ibm.com>
13619 * c-typeck.c (build_binary_op): Return early for error.
13621 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
13623 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
13624 struct nb_iter_bound.
13625 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
13626 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
13627 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
13628 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
13629 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
13630 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
13631 (del_scev_info): Use ggc_free.
13632 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13633 * loop-init.c: Include ggc.h.
13634 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
13635 (loop_optimizer_finalize): Use ggc_free.
13636 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
13637 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
13638 pass_iv_optimize): Add TODO_ggc_collect.
13639 * function.h (struct function): Remove skip marker from
13641 * cfgloop.c: Include ggc.h.
13642 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
13644 (establish_preds): Vector superloops is gc allocated.
13645 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
13647 (flow_loops_find): Vector larray is gc allocated.
13648 (loop_exit_free): Use ggc_free.
13649 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
13650 that head of exits list is now not a part of struct loop.
13651 (record_loop_exits): Allocate exits table in gc memory.
13652 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
13653 that head of exits list is now not a part of struct loop.
13654 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
13655 struct loop_exit): Add GTY marker.
13656 (struct loop): Add GTY marker. Make superloops vector gc allocated.
13657 Add skip marker to aux field. Make head of exits list a separate
13659 (struct loops): Add GTY marker. Make larray vector gc allocated.
13660 Add param marker to exits table.
13661 (get_loops): Type changed.
13662 * Makefile.in (tree-scalar-evolution.o): Add
13663 gt-tree-scalar-evolution.h dependency.
13664 (cfgloop.o, loop-init.o): Add ggc.h dependency.
13665 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
13666 * basic-block.h (struct basic_block_def): Remove skip marker from
13669 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
13671 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
13672 of 0 in the call to expand_expr().
13673 (expand_builtin_mathfn_3): Ditto.
13674 (expand_builtin_interclass_mathfn): Ditto.
13675 (expand_builtin_cexpi): Ditto.
13676 (expand_builtin_int_roundingfn): Ditto.
13677 (expand_builtin_int_roundingfn_2): Ditto.
13678 (expand_builtin_pow): Ditto.
13679 (expand_builtin_powi): Ditto.
13680 (expand_builtin_bswap): Ditto.
13681 (expand_builtin_unop): Ditto.
13682 (expand_builtin_fabs): Ditto.
13683 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
13684 the call to expand_expr().
13685 (expand_builtin_sync_operation): Ditto.
13686 (expand_builtin_compare_and_swap): Ditto.
13687 (expand_builtin_lock_test_and_set): Ditto.
13688 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
13689 instead of 0 in the call to expand_expr().
13690 (expand_builtin_extract_return_addr): Ditto.
13691 (expand_builtin_eh_return): Ditto.
13692 (expand_eh_return): Ditto.
13693 * explow.c (expr_size): Ditto.
13694 * expr.c (optimize_bitfield_assignment_op): Ditto.
13695 (expand_assignement): Ditto.
13696 (store_expr): Ditto.
13697 (store_field): Ditto.
13698 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
13699 the call to expand_expr().
13700 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
13701 in the call to expand_expr().
13702 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
13703 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
13704 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
13706 * optabs.c (expand_vec_shift_expr): Ditto.
13707 (expand_vec_cond_expr): Ditto.
13708 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
13709 call to expand_expr().
13710 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
13711 in the call to expand_expr().
13713 2007-05-14 Dave Korn <dave.korn@artimi.com>
13715 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
13717 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
13719 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
13720 instead of c_common_unsigned_type.
13721 (c_common_unsigned_type): Remove.
13722 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
13723 c_common_unsigned_type.
13724 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
13725 c_common_unsigned_type.
13726 * c-common.h (c_common_unsigned_type): Remove.
13727 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
13728 c_common_unsigned_type.
13729 * c-format.c (check_format_types): Use unsigned_type_for instead of
13730 c_common_unsigned_type.
13731 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13732 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
13733 of c_common_unsigned_type.
13734 * convert.c (convert_to_integer): Use unsigned_type_for instead of
13735 lang_hooks.types.unsigned_type.
13736 * expmed.c (make_tree): Use unsigned_type_for instead of
13737 lang_hooks.types.unsigned_type.
13738 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
13739 lang_hooks.types.unsigned_type.
13740 (build_range_check): Likewise.
13741 (fold_unary): Likewise.
13742 (fold_binary): Likewise.
13743 (fold_ternary): Likewise.
13744 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
13745 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
13746 * tree.c (get_unsigned_type): New.
13747 (unsigned_type_for): Use get_unsigned_type instead of
13748 lang_hooks.types.unsigned_type.
13750 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
13752 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
13753 to m68k_get_function_kind. Update its prototype.
13754 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
13756 (m68k_interrupt_function_p): Return enum m68k_function_type
13757 instead of bool. Rename to m68k_get_function_kind.
13758 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
13759 target is not fido.
13760 (m68k_compute_frame_layout): Don't mark any register for save
13761 if an interrupt_thread attribute is specified.
13762 (m68k_hard_regno_rename_ok): Update a use of
13763 m68k_interrupt_function_p.
13764 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
13765 m68k_interrupt_function_p.
13766 (m68k_function_type): New.
13767 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
13768 for a function with an interrupt_thread attribute.
13769 * doc/extend.texi: Document the interrupt_thread attribute.
13771 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
13773 Fix PR tree-optimization/31911
13774 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
13775 if they didn't change the expression.
13777 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
13779 * tree-scalar-evolution.c (resolve_mixers): Exported.
13780 * tree-scalar-evolution.h (resolve_mixers): Declare.
13781 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
13782 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
13783 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
13784 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
13785 init_array_ref, init_pointer_ref, analyze_indirect_ref,
13786 strip_conversion, analyze_offset_expr, address_analysis,
13787 object_analysis, analyze_offset): Removed.
13788 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
13789 split_constant_offset, canonicalize_base_object_address,
13790 object_address_invariant_in_loop_p, disjoint_objects_p,
13791 dr_may_alias_p, dr_address_invariant_p): New functions.
13792 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
13793 and dr_analyze_alias.
13794 (initialize_data_dependence_relation): Use dr_may_alias_p
13795 and object_address_invariant_in_loop_p.
13796 (compute_self_dependence): Handle the case when
13797 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
13798 (find_data_references_in_stmt): Restrict the analysis of data
13799 references to the given loop nest.
13800 (find_data_references_in_loop): Made static. Pass loop nest to
13801 find_data_references_in_stmt.
13802 (compute_data_dependences_for_loop): Use DR_VOPS.
13803 (free_data_ref): Free DR_VOPS.
13804 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
13805 (struct innermost_loop_behavior): ... new.
13806 (struct base_object_info): Replaced by ...
13807 (struct indices): ... new.
13808 (struct dr_alias): New.
13809 (enum data_ref_type): Removed.
13810 (struct data_reference): Consist of struct innermost_loop_behavior,
13811 struct indices and struct dr_alias.
13812 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
13813 (DR_MEMTAG): Renamed to ...
13814 (DR_SYMBOL_TAG): ... this.
13815 (find_data_references_in_loop): Declaration removed.
13816 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
13817 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
13818 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
13819 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
13821 2007-05-13 Revital Eres <eres@il.ibm.com>
13823 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
13824 which walks virtual def-use chains to find redundant stores.
13825 (dse_optimize_stmt): Call it.
13827 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13829 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
13830 * passes.c (init_optimization_passes): Move pass_jump_bypass
13833 * basic-block.h (bb_has_eh_pred): Fix style issue.
13835 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
13837 PR rtl-optimization/31848
13838 * loop-invariant.c (move_invariant_reg): If we move an insn
13839 with a REG_EQUAL note, and that insn is not always executed,
13840 remove the REG_EQUAL note.
13842 2007-05-12 Richard Guenther <rguenther@suse.de>
13844 PR tree-optimization/31797
13845 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
13846 propagate into a stmt that has volatile ops.
13848 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13850 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13851 (gcc_tooldir): Likewise.
13852 * configure: Regenerate.
13853 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13854 old configure.ac gcc_tooldir setting.
13855 (prefix_to_exec_prefix): New variable.
13856 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13857 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13859 2007-05-11 Silvius Rus <rus@google.com>
13861 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13862 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13863 * c-common.h (strict_aliasing_warning): Change return type.
13864 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13865 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13866 (build_c_cast): Condition call to strict_aliasing_warning.
13867 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13868 * flags.h (set_Wstrict_aliasing): Declare.
13869 * opts.c (set_Wstrict_alising): Define, add call to.
13870 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13871 * tree-ssa-alias-warnings.c: New file.
13872 * tree-ssa-alias.c (compute_may_aliases): Add call to
13873 strict_aliasing_warning_backend.
13875 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13877 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13878 Use loop_depth and loop_outer accessor functions.
13879 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13880 determine_invariantness_stmt, move_computations_stmt): Ditto.
13881 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13882 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13883 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13884 * tree-scalar-evolution.c (interpret_loop_phi,
13885 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13886 instantiate_parameters_1, scev_const_prop): Ditto.
13887 * cfghooks.c (make_forwarder_block): Ditto.
13888 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13889 * modulo-sched.c (loop_canon_p): Ditto.
13890 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13891 slpeel_can_duplicate_loop_p): Ditto.
13892 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13893 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13894 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13895 cancel_loop, verify_loop_structure): Ditto.
13896 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13897 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13898 superloops vector instead of "pred" array.
13899 (establish_preds): Take father loop as an argument. Initialize the
13901 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13902 Do not initialize loop->outer.
13903 (flow_loop_tree_node_remove): Truncate the superloops vector.
13904 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13905 "pred" merged to "superloops" vector.
13906 (loop_depth, loop_outer): New.
13907 (fel_init): Use loop_outer.
13909 2007-05-11 Jan Hubicka <jh@suse.cz>
13911 * cgraphunit.c: Include gt-cgraphunit.h
13912 (static_ctors, static_dtors): New static vars.
13913 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13914 based on implementation in c-common.c
13915 (cgraph_finalize_function): Call record_cdtor_fn.
13916 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13917 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13918 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13919 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13920 build_cdtor, c_build_cdtor_fns): Remove.
13921 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13922 c_build_cdtor_fns): Remove prototype.
13924 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13927 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13928 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13929 * builtins.c (fold_builtin_memchr): New.
13930 (expand_builtin_memchr): Call the latter.
13931 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13932 * doc/extend.texi ([Other built-in functions provided by GCC]):
13935 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13937 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13938 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13939 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13940 PFPO_OP1_TYPE_SHIFT): Constants added.
13941 (DFP_ALL): Mode macro defined.
13942 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13943 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13944 Insn definitions added.
13945 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13946 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13949 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13951 PR tree-optimization/31885
13952 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13953 NULL_TREE to be undetermined.
13954 (automatically_generated_chrec_p): Return false for NULL.
13956 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13958 * config/bfin/bfin.h (MOVE_RATIO): Define.
13960 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13962 * config.gcc (sparc-wrs-vxworks): New target.
13963 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13964 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13965 * config/sparc/sparc.h: Include vxworks-dummy.h.
13966 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13967 include LABEL_REFs too.
13968 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13969 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13971 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13973 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13974 (sparc_emit_call_insn): New function.
13975 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13976 functions when generating VxWorks PIC.
13977 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13978 (call, call_value): Use sparc_emit_call_insn instead of
13981 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13983 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13985 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13987 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13988 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13989 split_double instead of operand_subword.
13991 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13993 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13994 * config/bfin/bfin.c (bfin_local_alignment): New function.
13995 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13997 2007-05-08 Chao-ying Fu <fu@mips.com>
13999 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14000 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14001 (smsub_widen_optab, umsub_widen_optab): Define.
14002 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14004 * genopinit.c (optabs): Fill in smsub_widen_optab and
14006 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14007 and umsub_widen_optab to implement multiply-subtract sequences.
14008 * config/mips/mips.md (*msac<u>_di): Rename to...
14009 (<u>msubsidi4): ...this. Extend condition to include
14010 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14011 of operand 0 to "ka" and use the three-operand form of msub<u>
14013 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14016 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14018 PR rtl-optimization/28011
14019 * reload.c (push_reload): Set dont_share if IN appears in OUT
14020 also when IN is a PLUS rtx.
14021 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14024 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14026 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14027 call unshare_all_decls.
14028 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14029 (unshare_all_decls): Remove.
14031 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14034 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14037 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14038 Nigel Stephens <nigel@mips.com>
14040 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14041 Update comments and all uses.
14042 (MIN_FPRS_PER_FMT): Define.
14043 * config/mips/mips.c (function_arg): Fix to correctly handle
14044 the -mips32r2 -mfp64 -mabi=32 case.
14045 (override_options): Enable use of odd-numbered registers for
14046 SFmode values on MIPS32.
14047 (mips_save_reg_p): Save whole floating-point register pair if
14048 either half is used.
14049 (compute_frame_size): Fix comment.
14051 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14053 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14054 argument of type bool.
14055 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14056 argument. Safely select temporary P register according to it.
14057 (do_link): Change call site of add_to_reg accordingly.
14058 (do_unlink): Add epilogue_p as a fourth argument and pass it
14060 (expand_interrupt_handler_epilogue): Change call of do_unlink
14062 (bfin_expand_prologue): Add a third argument sibcall_p.
14063 * config/bfin/bfin.md (epilogue): Change call of
14064 bfin_expand_epilogue accordingly.
14065 (sibcall_epilogue): Likewise.
14066 (eh_return_internal): Likewise.
14068 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14069 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14070 * config/bfin/bfin.c (bfin_handle_option): Handle
14071 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14072 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14073 Support bf534, bf536 and bf561.
14074 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14076 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14079 * config/i386/i386.c (ix86_function_regparm): Process local
14080 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14082 2007-05-07 Mike Stump <mrs@apple.com>
14084 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14085 also checks for and while statements in C++.
14087 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14089 * gcc.c (at_file_supplied): New variable.
14090 (main): Set it if we expanded argv.
14091 (do_spec_1): Pass an @-file to the linker if we were called with
14092 an @-file argument and HAVE_GNU_LD.
14093 * collect2.c (at_file_supplied): New variable.
14094 (response_file): New variable.
14095 (collect_exit): Unlink response_file if necessary.
14096 (handler): Likewise.
14097 (do_wait): Likewise.
14098 (main): Set at_file_supplied if we expanded argv.
14099 (collect_execute): Pass an @-file to subprocesses if we were called
14100 with an @-file argument.
14101 * configure.ac: Add define for HAVE_GNU_LD.
14102 * configure: Regenerate.
14103 * config.in: Regenerate.
14105 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14107 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14108 operand to HI mode.
14113 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14115 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14116 (TARGET_ENCODE_SECTION_INFO): Re-define.
14117 (m32c_encode_section_info): New
14118 (function_vector_handler): New
14119 (current_function_special_page_vector): New
14120 (m32c_special_page_vector_p): New.
14121 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14123 * config/m32c/jump.md: Added instruction JSRS for functions
14124 with attribute "function_vector".
14125 * doc/extend.texi (function_vector): Added description
14126 for M16C, M32C targets.
14128 2007-05-07 DJ Delorie <dj@redhat.com>
14131 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14132 ashrpsi3, lshrpsi3): Update shift count constraint.
14134 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14135 Nathan Froyd <froydnj@codesourcery.com>
14138 * c-incpath.c (add_path): Strip trailing path separators.
14140 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14143 Free dominance info before purging EH edges.
14144 (eliminate_degenerate_phis): Likewise.
14145 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14147 2007-05-07 Jan Hubicka <jh@suse.cz>
14149 * gimplify.c (gimplify_expr): Do not crash when folding
14150 (void *)(int)&a + 4.
14152 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14155 * c-opts.c (lang_fortran): Make it non static.
14156 * c-common.h (lang_fortran): New prototype.
14157 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14158 -lang-fortran option was passed by the driver.
14160 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14162 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14163 of ASSERT_CHECKING. Tweak message.
14165 2007-05-06 Revital Eres <eres@il.ibm.com>
14168 * loop-unroll.c (insert_var_expansion_initialization):
14169 Initialize the expansions with -zero instead of +zero.
14171 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14173 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14174 into pic and non-pic versions. Mark r19 as used for
14175 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14176 for tgd_load, tld_load and tie_load .
14177 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14178 version of tgd_load, tld_load and tie_load depending on the
14181 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14182 Jakub Jelinek <jakub@redhat.com>
14184 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14185 (__do_global_dtors_aux): Use more paranoid loop to run
14186 destructors if HIDDEN_DTOR_LIST_END.
14187 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14189 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14191 * varasm.c (align_variable): Don't increase alignment for
14192 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14193 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14195 2007-05-04 Josh Conner <jconner@apple.com>
14197 * basic-block.h (cdi_direction): Assign values to all enumeration
14199 (dom_computed): Remove.
14200 (dom_info_state): New.
14201 (set_dom_info_availability): New.
14202 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14203 walk_data.dom_direction.
14204 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14205 instead of dom_computed[].
14206 (split_edge): Likewise.
14207 (create_basic_block): Likewise.
14208 (merge_blocks): Likewise.
14209 * ifcvt.c (find_if_header): Likewise.
14210 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14211 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14212 * tree-ssa.c (verify_ssa): Likewise.
14213 * tree-cfg.c (tree_verify_flow_info): Likewise.
14214 (remove_edge_and_dominated_blocks): Likewise.
14215 * dominance.c (dom_computed): Make static.
14216 (calc_dfs_tree_nonrec): Change third param to a bool.
14217 (calc_dfs_tree): Change second param to a bool.
14218 (calc_idioms): Change second param to a bool. Use
14219 dom_convert_dir_to_idx.
14220 (init_dom_info): Validate dir before using.
14221 (dom_convert_dir_to_idx): New.
14222 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14223 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14224 (free_dominance_info): Use dom_convert_dir_to_idx.
14225 (get_immediate_dominator): Likewise.
14226 (set_immediate_dominator): Likewise.
14227 (get_dominated_by): Likewise.
14228 (redirect_immediate_dominators): Likewise.
14229 (nearest_common_denominator): Likewise.
14230 (dominated_by_p): Likewise.
14231 (bb_dom_dfs_in): Likewise.
14232 (bb_dom_dfs_out): Likewise.
14233 (recount_dominator): Likewise.
14234 (iterate_fix_dominators): Likewise.
14235 (add_to_dominance_info): Likewise.
14236 (delete_from_dominance_info): Likewise.
14237 (first_dom_son): Likewise.
14238 (next_dom_son): Likewise.
14239 (dom_info_available_p): Likewise.
14240 (dom_info_state): New.
14241 (set_dom_info_availability): New.
14243 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14245 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14247 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14249 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14251 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14252 (subdi3, subdi_carry): Delete.
14254 2007-05-04 Jan Hubicka <jh@suse.cz>
14255 Richard Guenther <rguenther@suse.de>
14257 * opts.c (decode_options): Do not fiddle with inlining
14258 parameters in case of optimizing for size.
14259 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14260 for size do nothing.
14261 (cgraph_decide_inlining_of_small_function): When optimizing for
14262 size never inline functions increasing caller size.
14263 (cgraph_early_inlining): Inline for size when optimizing for size.
14265 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14267 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14268 logical operations piecewise.
14269 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14270 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14271 subdi_sesidi_di): Delete.
14272 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14273 the generated sequence. Allow three-reg add in constraints. Rewrite
14274 the rtl expression for carry to avoid zero_extend of a constant.
14275 (sub_with_carry): New pattern.
14276 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14277 different sequence not involving jumps.
14278 (notbi): Now a named pattern.
14280 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14282 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14283 Add the note about a significant loss of accuracy of some
14284 mathematical routines when these options are used.
14286 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14288 * haifa-sched.c (rtx_vec_t): New typedef.
14289 (contributes_to_priority_p): Extract piece of priority () into new
14291 (priority): Use the function. Add assertion.
14292 (rank_for_schedule, set_priorities): Add assertion to check that
14293 insn's priority is initialized.
14294 (clear_priorities, calc_priorities): Change signature. Make it update
14295 all relevant insns. Update all callers ('add_to_speculative_block ()'
14296 and 'create_block_check_twin ()').
14297 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14298 Add new field 'priority_status'.
14299 (INSN_PRIORITY_STATUS): New macro.
14300 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14302 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14304 * sched-ebb.c (debug_ebb_dependencies): New static function.
14305 (init_ready_list): Use it.
14307 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14308 with changed signature and 'debug_rgn_dependencies ()'.
14309 (debug_rgn_dependencies): New static function.
14310 (init_ready_list): Use it.
14312 * sched-int.h (debug_dependencies): Declare.
14314 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14316 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14318 2007-05-04 Dirk Mueller <dmueller@suse.de>
14320 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14322 2007-05-03 Jan Hubicka <jh@suse.cz>
14324 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14325 ((T1)X op (T1)Y), for pointer type in more cases than before.
14327 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14329 * tree-object-size.c (plus_expr_object_size): When operand size is
14330 unknown, return unknown.
14332 2007-05-03 Dirk Mueller <dmueller@suse.de>
14334 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14336 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14339 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14341 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14343 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14345 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14347 * config/soft-fp/double.h, config/soft-fp/extended.h,
14348 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14349 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14350 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14351 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14354 2007-05-03 Ian Lance Taylor <iant@google.com>
14356 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14357 MASK_PPC_GFXOPT for 8540 or 8548.
14359 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14361 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14362 vect_print_dump_info() to output debug information.
14364 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14367 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14368 operands of size 2 when operand is not MEM_P.
14370 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14372 PR tree-optimization/30565
14373 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14375 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14377 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14378 (umulsi3_highpart): Use them.
14379 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14380 for final accumulator to D regisster tranfser.
14382 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14384 PR tree-optimization/31699
14385 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14387 (vect_enhance_data_refs_alignment): Compute peel amount using
14388 TYPE_VECTOR_SUBPARTS instead of vf.
14389 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14391 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14394 * system.h: Remove inclusion of double-int.h
14395 * tree.h: Include double-int.h
14396 * gengtype.c: Likewise
14397 * cfgloop.h: Likewise
14398 * Makefile.in: Adjust dependencies on double-int.h
14400 2007-05-02 Eric Christopher <echristo@apple.com>
14402 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14403 -shared to -Zdynamiclib.
14405 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14408 * c-common.c (strip_pointer_or_array_types): New function.
14409 * c-common.h (strip_pointer_or_array_types): New function declaration.
14411 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14413 PR tree-optimization/31771
14414 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14416 2007-05-02 Paul Brook <paul@codesourcery.com>
14418 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14420 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14422 PR middle-end/29715
14423 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14426 2007-05-02 Nick Clifton <nickc@redhat.com>
14428 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14430 2007-05-02 Richard Guenther <rguenther@suse.de>
14432 PR tree-optimization/31146
14433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14434 argument, single_use_p. If we have a single use that is
14435 a conversion to the definition rhs type, propagate that rhs.
14436 (forward_propagate_addr_expr): Pass single_use_p argument
14437 to forward_propagate_addr_expr_1.
14439 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14441 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14444 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14446 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14447 'AMD Family 10 core'.
14449 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14451 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14452 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14453 with SSE3 instruction set support.
14454 * doc/invoke.texi: Likewise.
14456 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14458 * config/i386/i386.c (override_options): Tuning 32-byte loop
14459 alignment for amdfam10 architecture. Increasing the max loop
14460 alignment to 24 bytes.
14462 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14464 * config/m68k/constraints.md: New.
14465 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14466 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14467 EXTRA_CONSTRAINT): Remove.
14468 * config/m68k/m68k.md: Include constraints.md.
14469 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14471 2007-05-01 Ian Lance Taylor <iant@google.com>
14473 PR tree-optimization/31739
14474 * tree-vrp.c (vrp_val_is_max): New static function.
14475 (vrp_val_is_min): New static function.
14476 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14478 (set_value_range): Use vrp_val_is_{max,min}.
14479 (extract_range_from_assert): Likewise.
14480 (extract_range_from_binary_expr): Likewise.
14481 (extract_range_from_unary_expr): Likewise.
14482 (dump_value_range, vrp_meet): Likewise.
14483 (vrp_visit_phi_node): Likewise.
14484 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14486 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14488 * config/i386/gmon-sol2.c (size_t): New type.
14489 (intptr_t): Likewise.
14490 (s_textsize): Declare as size_t.
14492 (monstartup): Use size_t for sizes.
14493 (_mcount): Save and restore registers.
14494 (internal_mcount): Pass 0 as the first argument to monstartup
14496 (moncontrol): Convert pointer to appropriately sized integer
14497 before passing to profil.
14499 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14501 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14502 __NO_FPRS__, not just if _SOFT_DOUBLE.
14503 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14504 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14505 also for E500 double.
14506 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14507 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14510 2007-05-01 Richard Guenther <rguenther@suse.de>
14512 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14515 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14517 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14519 2007-05-01 Jan Hubicka <jh@suse.cz>
14521 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14524 2007-05-01 Jan Hubicka <jh@suse.cz>
14526 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14527 (maybe_fold_offset_to_reference): Declare.
14528 * fold-const.c (fold_unary): Do not fold
14529 (type *)&A into &A->field_of_type_and_offset_0
14530 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14531 size is unknown, give up.
14532 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14534 (maybe_fold_offset_to_reference): New.
14535 (maybe_fold_stmt_indirect): Use it.
14536 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14537 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14539 (gimplify_expr): Likewise for plus_expr.
14541 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14544 bsi_after_labels. Always insert statements before bsi.
14545 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14546 * predict.c (apply_return_prediction): Check for empty blocks.
14547 * cfgexpand.c (lab_rtx_for_bb): New variable.
14548 (label_rtx_for_bb): Do not create new tree labels.
14549 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14550 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14551 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14553 (label_for_bb): Add field used.
14554 (update_eh_label, main_block_label): Mark the label used.
14555 (cleanup_dead_labels): Remove unused labels.
14557 2007-05-01 Richard Guenther <rguenther@suse.de>
14559 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14560 if it is not about to be set.
14561 (get_value_range): Do not pre-allocate equiv bitmap.
14562 (update_value_range): No need to clear equiv field.
14563 (add_equivalence): Change prototype to get bitmap pointer.
14564 Allocate bitmap here if it is not already.
14565 (extract_range_from_assert): Do not allocate bitmap here.
14566 Update callers to add_equivalence.
14567 (extract_range_from_ssa_name): Likewise.
14568 (get_vr_for_comparison): New static helper.
14569 (compare_name_with_value): Handle NULL equiv bitmap by
14570 peeling the first iteration of the comparison loop.
14571 Use get_vr_for_comparison.
14572 (compare_names): Handle NULL equiv bitmaps by using fake
14573 ones. Use get_vr_for_comparison.
14575 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14577 * double-int.c (mpz_set_double_int): Moved from
14578 tree-ssa-loop-niter.c.
14579 (mpz_get_double_int): Likewise; also, add option to wrap
14580 out-of-range integers.
14581 * double-int.h: New prototypes for above.
14582 * tree.c (get_static_type_bounds): Moved from
14583 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14584 TYPE_MAX_VALUE if they exist..
14585 * tree.h: New prototype for above.
14586 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
14587 get_type_bounds calls.
14588 (mpz_set_double_int): Move to double-int.c.
14589 (get_type_bounds): Move to tree.c, rename to
14590 get_static_type_bounds.
14591 (mpz_to_double_int): Move to double-int.c, rename to
14592 mpz_get_double_int.
14594 2007-04-30 Bob Wilson <bob.wilson@acm.org>
14596 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
14597 DIV0 exception can fall through to a normal return.
14599 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
14601 PR middle-end/22156
14602 Temporarily revert:
14603 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14604 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14605 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14606 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14607 initialize align to silence bogus warning.
14608 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14609 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14611 (struct sra_walk_fns): Remove use_all parameter from use.
14612 (sra_hash_tree): Handle BIT_FIELD_REFs.
14613 (sra_elt_hash): Don't hash bitfld blocks.
14614 (sra_elt_eq): Skip them in parent compares as well. Handle
14616 (sra_walk_expr): Don't maintain or pass down use_all_p.
14617 (scan_use): Remove use_all parameter.
14618 (scalarize_use): Likewise. Re-expand assignment to
14619 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14620 output, and re-scalarize after output. Don't mark anything
14622 (scalarize_ldst): Adjust.
14623 (scalarize_walk_gimple_modify_statement): Likewise.
14624 (build_element_name_1): Handle BIT_FIELD_REFs.
14625 (instantiate_element): Don't warn for any element whose parent
14626 is used as a whole.
14627 (instantiate_missing_elements_1): Return the sra_elt.
14628 (canon_type_for_field): New.
14629 (try_instantiate_multiple_fields): New.
14630 (instantiate_missing_elemnts): Use them.
14631 (mark_no_warning): Removed.
14632 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14633 (REPLDUP, sra_build_elt_assignment): New.
14634 (generate_copy_inout): Use them.
14635 (generate_element_copy): Likewise. Handle bitfld differences.
14636 (generate_element_zero): Don't recurse for blocks. Use
14637 sra_build_elt_assignment.
14638 (generate_one_element_int): Take elt instead of var. Use
14639 sra_build_elt_assignment.
14640 (generate_element_init_1): Adjust.
14641 (scalarize_use, scalarize_copy): Use REPLDUP.
14642 (scalarize_ldst): Move assert before dereference.
14643 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14645 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
14648 * tree.c (reconstruct_complex_type): Reconstruct a reference
14650 Also use the same mode for the pointer as the old pointer type.
14652 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14654 * doc/trouble.texi (Interoperation): Remove note about Ultrix
14657 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
14659 PR rtl-optimization/31676
14660 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
14661 (df_refs_record): Call it.
14663 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14665 * rtl.def (SS_ABS): New code.
14666 * config/bfin/bfin.c (print_operand): New modifier 'v'.
14667 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
14668 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
14669 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
14670 (bfin_init_builtins): Define them.
14671 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
14672 (bfin_expand_builtin): ... and handle the others here.
14673 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
14674 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
14675 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
14676 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
14677 operand is only HImode.
14679 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
14681 * regclass.c (scan_one_insn): Remove splitting of
14684 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
14685 Nigel Stephens <nigel@mips.com>
14687 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
14689 2007-04-28 Jan Hubicka <jh@suse.cz>
14691 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14692 insn_locators_alloc instead of insn_locators_initialize;
14693 call reset_block_changes.
14694 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14695 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
14696 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
14697 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14698 * config/score/score.c (th_output_mi_thunk): Likewise.
14699 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14700 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
14701 tolerate uninitialized locator info.
14704 * function.c (init_function_start): Don't init line number info.
14705 (expand_function_end): Update.
14706 (reset_block_changes, record_block_change, finalize_block_changes,
14707 check_block_change, free_block_changes): Kill.
14708 * function.h (reset_block_changes, record_block_change,
14709 finalize_block_changes, check_block_change, free_block_changes):
14711 (struct function): Remove ib_boundaries_block.
14712 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14713 Use curr_insn_locator to initialize locator.
14714 (emit_line_note): Remove.
14715 * cfgexpand.c (expand_gimple_cond_expr): Update.
14716 (construct_exit_block): Likewise.
14717 (tree_expand_cfg): Initialize/finalize locators.
14718 * expr.c (expand_expr_real): Update.
14719 * cfglayout.c (line_locators_locs, line_locators_lines,
14720 file_locators_locs, file_locators_files): Remove.
14721 (set_block_levels): Move to cfgexpand.c.
14722 (insn_locators_initialize): Remove.
14723 (pass_insn_locators_initialize): Remove.
14724 (locations_locators_locs, locations_locators_vals): New static vars.
14725 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14727 (insn_locators_alloc, insn_locators_finalize,
14728 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14730 (locator_location): New.
14731 (locator_line, locator_file): Rewrite.
14732 * rtl.h (emit_line_note): Kill.
14733 (insn_locators_alloc, insn_locators_finalize,
14734 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14736 * tree-inline.c (initialize_cfun): Do not initialize
14737 ib_boundaries_block.
14738 * passes.c (pass_insn_locators_initialize): Remove.
14740 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
14742 * tree-cfg.c (move_block_to_fn): Release bb from dominance
14743 info. Update last_basic_block correctly.
14745 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
14748 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
14749 register itself to hold the offset constant. Tell flow the use
14750 of r4 and r5 when they are used.
14752 2007-04-27 Richard Guenther <rguenther@suse.de>
14754 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
14755 if we simplified anything.
14756 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
14757 warnings until we did a simplification and the stmt was not
14758 marked as TREE_NO_WARNING.
14760 2007-04-27 Mike Stump <mrs@apple.com>
14762 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
14764 2007-04-27 Ian Lance Taylor <iant@google.com>
14766 PR middle-end/31710
14767 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
14768 TYPE_MAX_VALUE exist, convert them to the new type.
14770 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14772 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
14773 if it claims to be available.
14774 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
14775 edge is redirected.
14776 (perform_tree_ssa_dce): Always free postdominators.
14778 2007-04-27 Richard Henderson <rth@redhat.com>
14780 * config/alpha/predicates.md (aligned_memory_operand): Mark
14781 as define_special_predicate.
14782 (unaligned_memory_operand, normal_memory_operand): Likewise.
14783 (reg_or_unaligned_mem_operand): Remove.
14784 (any_memory_operand): Match the documentation and check for
14785 non-renumbered pseudos during reload.
14786 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
14787 alpha_secondary_reload_class, update to new interface, make static.
14788 Handle CQImode like HImode. Remove FP subreg check.
14789 (alpha_expand_mov): Use replace_equiv_address.
14790 (alpha_expand_mov_nobwx): Use any_memory_operand.
14791 (TARGET_SECONDARY_RELOAD): New.
14792 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
14793 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14794 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
14795 * config/alpha/alpha.md: ... here.
14796 (RELOAD12, reloadmode): New.
14798 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
14799 Don't handle the aligned case here.
14800 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
14801 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
14802 reload_inhi_help. Don't expect a scratch register.
14803 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
14805 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
14807 2007-04-27 Richard Guenther <rguenther@suse.de>
14809 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
14811 2007-04-27 Richard Guenther <rguenther@suse.de>
14813 PR tree-optimization/30965
14814 PR tree-optimization/30978
14815 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
14816 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
14817 (find_equivalent_equality_comparison): Likewise.
14818 (simplify_cond): Likewise.
14819 (get_prop_source_stmt): New helper.
14820 (get_prop_dest_stmt): Likewise.
14821 (can_propagate_from): Likewise.
14822 (remove_prop_source_from_use): Likewise.
14823 (combine_cond_expr_cond): Likewise.
14824 (forward_propagate_comparison): New function.
14825 (forward_propagate_into_cond): Rewrite to use fold for
14827 (tree_ssa_forward_propagate_single_use_vars): Call
14828 forward_propagate_comparison to propagate comparisons.
14830 2007-04-27 Richard Guenther <rguenther@suse.de>
14832 PR tree-optimization/31715
14833 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
14834 sure to do computation on the offset in an appropriate
14837 2007-04-27 Richard Sandiford <richard@codesourcery.com>
14839 * reload.h (elimination_target_reg_p): Declare.
14840 * reload.c (find_reloads): Don't apply the reg_rtx move
14841 optimization if the SET_DEST satisfies elimination_target_reg_p.
14842 * reload1.c (elimination_target_reg_p): New function.
14843 (gen_reload): In the move/add2 fallback, make sure that op0
14844 does not overlap the destination register.
14846 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14848 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
14849 transform only GIMPLE_MODIFY_STMTs.
14850 * tree-complex.c (expand_complex_operations_1): Ditto.
14851 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
14852 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
14853 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14855 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14856 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14857 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14858 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14859 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14860 slpeel_add_loop_guard): Ditto.
14861 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14862 * lambda-code.c (perfect_nestify): Ditto.
14863 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14864 before the first statement.
14865 * tree-optimize.c (execute_free_datastructures): Fix comments.
14866 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14867 * tree-flow.h (disband_implicit_edges): Declaration removed.
14868 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14870 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14871 COND_EXPRs without gotos.
14872 (disband_implicit_edges, has_label_p): Removed.
14873 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14874 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14876 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14878 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14879 also for COND_EXPRs.
14880 * cfgexpand.c (label_rtx_for_bb): New function.
14881 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14882 Use label_rtx_for_bb to find the labels.
14883 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14884 last block. Detect fallthru edges.
14886 2007-04-26 Ian Lance Taylor <iant@google.com>
14889 * reload.c (find_reloads_subreg_address): If the address was valid
14890 in the original mode but not in the new mode, reload the whole
14893 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14895 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14896 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14897 (cleanup_control_expr_graph): Do not invalidate dominance info.
14898 Record altered blocks.
14899 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14900 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14901 cleanup_tree_cfg_bb): New functions.
14902 (remove_forwarder_block): Do not maintain the worklist of blocks.
14903 Record altered blocks.
14904 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14905 not over whole cfg.
14906 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14907 delete_unreachable_blocks if dominators are not available.
14908 * tree-inline.c (optimize_inline_calls): Free dominance information
14910 * tree-flow.h (remove_edge_and_dominated_blocks,
14911 cfgcleanup_altered_bbs): Altered.
14912 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14914 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14916 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14917 do not invalidate dominators.
14919 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14921 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14922 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14923 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14924 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14926 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14928 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14930 2007-04-26 Richard Guenther <rguenther@suse.de>
14932 PR tree-optimization/31703
14933 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14934 the right type for the target of the bittest.
14936 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14938 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14939 ix86_sol10_return_in_memory.
14941 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14943 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14946 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14949 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14951 PR tree-optimization/30558
14952 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14953 clear this_state.prev_try.
14955 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14956 Mark Mitchell <mark@codesourcery.com>
14958 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14959 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14960 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14962 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14965 * doc/invoke.texi (%:print-asm-header): Document.
14966 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14968 (static_spec_functions): Add print-asm-header.
14969 (main): Print a banner before the --target-help linker options.
14970 (print_asm_header_spec_function): New function.
14972 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14975 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14976 (movsf_ie): Likewise.
14978 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14980 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14982 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14984 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14985 exception for divide-by-zero.
14986 (__umodsi3, __modsi3): Likewise.
14988 2007-04-25 Dirk Mueller <dmueller@suse.de>
14990 * c-typeck.c (build_compound_expr): Annotate warning()
14991 call with OPT_Wunused_value.
14992 * tree-ssa.c (warn_uninit): Annotate warning with
14994 * c-common.c (handle_sentinel_attribute): Annotate warning
14995 call with OPT_Wattributes.
14997 2007-04-25 Thiemo Seufer <ths@mips.com>
14999 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15000 (mips16): Fix typo.
15001 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15002 on to the assembler. Improve handling of -mno-mips16. Add handling
15003 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15004 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15005 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15006 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15008 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15011 * config/i386/winnt.c (i386_pe_file_end): Strip only
15012 USER_LABEL_PREFIX when writing export name.
15014 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15016 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15017 sh/elf.h, vx-common.h and vxworks.h.
15018 * config/sh/sh.h: Include config/vxworks-dummy.h.
15019 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15020 (OVERRIDE_OPTIONS): Use it.
15021 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15022 (vxworks_picreg): New pattern.
15023 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15024 VXWORKS_OS_CPP_BUILTINS.
15025 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15026 to their VXWORKS_* equivalents.
15027 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15028 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15029 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15030 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15031 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15032 -mrtp/-fPIC multilibs.
15033 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15034 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15035 (MULTILIB_OSDIRNAMES): Delete.
15037 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15040 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15042 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15044 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15045 rounding mode to be specified by the caller.
15046 (real_to_mpfr) Likewise.
15047 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15048 include new arguments.
15049 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15051 2007-04-24 Ian Lance Taylor <iant@google.com>
15053 PR tree-optimization/31605
15054 * tree-vrp.c (set_value_range): Check that min and max are not
15055 both overflow infinities.
15056 (set_value_range_to_value): New static function.
15057 (extract_range_from_binary_expr): Call set_value_range_to_value.
15058 (extract_range_from_cond_expr): Likewise.
15059 (extract_range_from_expr): Likewise.
15060 (extract_range_from_unary_expr): Likewise. Don't create a range
15061 which overflows on both sides.
15062 (vrp_meet): Check for a useless range.
15063 (vrp_visit_phi_node): If we see a constant which looks like an
15064 overflow infinity, turn off the TREE_OVERFLOW flag.
15066 2007-04-24 Ian Lance Taylor <iant@google.com>
15068 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15070 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15072 PR diagnostic/25923
15073 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15074 diagnostic message is being built.
15075 * tree-pretty-print.c (dump_generic_node): Only write the
15076 formatted text into BUFFER's stream if we are not building a
15077 diagnostic message.
15078 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15080 * Makefile.in (toplev.o): Depend on tree-pass.h.
15082 2007-04-24 Ian Lance Taylor <iant@google.com>
15084 PR tree-optimization/31602
15085 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15086 conditionals in the copied loop header.
15087 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15088 warnings if TREE_NO_WARNING is set.
15089 * doc/invoke.texi (Warning Options): Clarify that
15090 -Wstrict-overflow does not warn about loops.
15092 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15094 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15095 expand on the comment about _Decimal128 arguments and check the
15096 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15097 that _Decimal128 argument uses even/odd register pair.
15098 (function_arg): Ditto.
15100 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15102 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15103 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15105 2007-04-24 Richard Guenther <rguenther@suse.de>
15106 Olga Golovanevsky <olga@il.ibm.com>
15108 * fold-const.c (multiple_of_p): Check for bottom
15111 2007-04-24 Richard Henderson <rth@redhat.com>
15113 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15114 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15115 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15116 looking for non-zero bits shifted out. Avoid a recursive call
15117 when constructing the scalar.
15118 (__floatundisf): Likewise.
15120 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15122 * dwarf2out.c (field_byte_offset): Move the existing logic
15123 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15124 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15126 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15129 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15130 length argument of 0 for memset.
15131 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15132 unsigned shift instead of the signed variant.
15134 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15136 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15137 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15138 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15139 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15140 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15141 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15142 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15143 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15144 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15145 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15146 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15147 "mul<mode>3", "div<mode>3"): Insn definitions added.
15148 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15149 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15150 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15151 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15152 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15153 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15154 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15155 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15156 TARGET_FLOAT_FORMAT): Macro definitions removed.
15157 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15158 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15159 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15160 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15161 (s390_gen_rtx_const_DI): Function removed.
15162 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15164 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15166 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15167 over an external ffs function.
15169 2007-04-24 Chao-ying Fu <fu@mips.com>
15170 Richard Sandiford <richard@nildram.co.uk>
15172 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15173 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15174 (smadd_widen_optab, umadd_widen_optab): Define.
15175 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15177 * genopinit.c (optabs): Fill in smadd_widen_optab and
15179 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15180 and umadd_widen_optab to implement multiply-add sequences.
15181 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15182 (<u>maddsidi4): ...this. Extend condition to include
15183 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15184 of operand 0 to "ka" and use the three-operand form of madd<u>
15186 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15188 * config/mips/constraints.md (ka): New register constraint.
15190 2007-04-24 Jan Hubicka <j@suse.cz>
15194 2007-04-23 Jan Hubicka <jh@suse.cz>
15195 * function.c (init_function_start): Don't init line number info.
15196 (expand_function_end): Update.
15197 (reset_block_changes, record_block_change, finalize_block_changes,
15198 check_block_change, free_block_changes): Kill.
15199 * function.h (reset_block_changes, record_block_change,
15200 finalize_block_changes, check_block_change, free_block_changes):
15202 (struct function): Remove ib_boundaries_block.
15203 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15204 Use curr_insn_locator to initialize locator.
15205 (emit_line_note): Remove.
15206 * cfgexpand.c (expand_gimple_cond_expr): Update.
15207 (construct_exit_block): Likewise.
15208 (tree_expand_cfg): Initialize/finalize locators.
15209 * expr.c (expand_expr_real): Update.
15210 * cfglayout.c (line_locators_locs, line_locators_lines,
15211 file_locators_locs, file_locators_files): Remove.
15212 (set_block_levels): Move to cfgexpand.c.
15213 (insn_locators_initialize): Remove.
15214 (pass_insn_locators_initialize): Remove.
15215 (locations_locators_locs, locations_locators_vals): New static vars.
15216 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15218 (insn_locators_alloc, insn_locators_finalize,
15219 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15221 (locator_location): New.
15222 (locator_line, locator_file): Rewrite.
15223 * rtl.h (emit_line_note): Kill.
15224 (insn_locators_alloc, insn_locators_finalize,
15225 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15227 * tree-inline.c (initialize_cfun): Do not initialize
15228 ib_boundaries_block.
15229 * passes.c (pass_insn_locators_initialize): Remove.
15231 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15233 * doc/invoke.texi: Removed leading '-' from option index entries.
15235 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15237 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15239 (create_phi_node): Use set_phi_nodes.
15240 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15241 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15242 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15243 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15244 (bsi_start, bsi_last): Use bb_stmt_list.
15245 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15246 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15247 Traverse the statements using tsi iterator.
15248 * basic-block.h (struct basic_block_def): Fields stmt_list
15249 and phi_nodes moved to ...
15250 (struct tree_bb_info): ... new structure.
15251 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15252 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15253 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15254 (tree_verify_flow_info): Verify that il.tree is not set for
15255 entry and exit block.
15256 (tree_split_block): Use set_bb_stmt_list.
15258 2007-04-23 Mike Stump <mrs@apple.com>
15260 * config/i386/i386.c (ix86_tune_features
15261 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15264 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15266 * config/i386/i386.md (prefix_extra): New attribute.
15267 (length): Add prefix_extra.
15269 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15270 (sse2_movntv2di): Likewise.
15271 (sse2_cvtps2dq): Likewise.
15272 (sse2_cvtpd2pi): Likewise.
15273 (sse2_cvttpd2pi): Likewise.
15274 (*sse2_cvtpd2ps): Likewise.
15275 (*add<mode>3): Likewise.
15276 (sse2_ssadd<mode>3): Likewise.
15277 (sse2_usadd<mode>3): Likewise.
15278 (*sub<mode>3): Likewise.
15279 (sse2_sssub<mode>3): Likewise.
15280 (sse2_ussub<mode>3): Likewise.
15281 (*mulv8hi3): Likewise.
15282 (*smulv8hi3_highpart): Likewise.
15283 (*umulv8hi3_highpart): Likewise.
15284 (sse2_umulv2siv2di3): Likewise.
15285 (sse2_pmaddwd): Likewise.
15286 (ashr<mode>3): Likewise.
15287 (lshr<mode>3): Likewise.
15288 (ashl<mode>3): Likewise.
15289 (sse2_ashlti3): Likewise.
15290 (sse2_lshrti3): Likewise.
15291 (*umaxv16qi3): Likewise.
15292 (*smaxv8hi3): Likewise.
15293 (*uminv16qi3): Likewise.
15294 (*sminv8hi3): Likewise.
15295 (sse2_eq<mode>3): Likewise.
15296 (sse2_gt<mode>3): Likewise.
15297 (*and<mode>3): Likewise.
15298 (sse2_nand<mode>3): Likewise.
15299 (*ior<mode>3): Likewise.
15300 (*xor<mode>3): Likewise.
15301 (sse2_packsswb): Likewise.
15302 (sse2_packssdw): Likewise.
15303 (sse2_packuswb): Likewise.
15304 (sse2_punpckhbw): Likewise.
15305 (sse2_punpcklbw): Likewise.
15306 (sse2_punpckhwd): Likewise.
15307 (sse2_punpcklwd): Likewise.
15308 (sse2_punpckhdq): Likewise.
15309 (sse2_punpckldq): Likewise.
15310 (sse2_punpckhqdq): Likewise.
15311 (sse2_punpcklqdq): Likewise.
15312 (*sse2_pinsrw): Likewise.
15313 (*sse2_pextrw): Likewise.
15314 (sse2_pshufd_1): Likewise.
15315 (sse2_uavgv16qi3): Likewise.
15316 (sse2_uavgv8hi3): Likewise.
15317 (sse2_psadbw): Likewise.
15318 (sse2_pmovmskb): Likewise.
15319 (*sse2_maskmovdqu): Likewise.
15320 (*sse2_maskmovdqu_rex64): Likewise.
15321 (sse4a_extrqi): Likewise.
15322 (sse4a_extrq): Likewise.
15323 (sse3_lddqu): Set prefix_rep.
15324 (sse3_addsubv4sf3): Likewise.
15325 (sse3_haddv4sf3): Likewise.
15326 (sse3_hsubv4sf3): Likewise.
15327 (sse_cvtss2si): Likewise.
15328 (sse_cvtss2si_2): Likewise.
15329 (sse_cvtss2siq): Likewise.
15330 (sse_cvtss2siq_2): Likewise.
15331 (sse_cvttss2si): Likewise.
15332 (sse_cvttss2siq): Likewise.
15333 (sse2_cvttps2dq): Likewise.
15334 (sse3_movshdup): Likewise.
15335 (sse3_movsldup): Likewise.
15336 (sse2_cvtsd2si): Likewise.
15337 (sse2_cvtsd2si_2): Likewise.
15338 (sse2_cvtsd2siq): Likewise.
15339 (sse2_cvtsd2siq_2): Likewise.
15340 (sse2_cvttsd2si): Likewise.
15341 (sse2_cvttsd2siq): Likewise.
15342 (*sse2_cvtpd2dq): Likewise.
15343 (*sse2_cvttpd2dq): Likewise.
15344 (sse2_pshuflw_1): Likewise.
15345 (sse2_pshufhw_1): Likewise.
15346 (sse4a_insertqi): Likewise.
15347 (sse4a_insertq): Likewise.
15348 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15349 (ssse3_phadddv4si3): Likewise.
15350 (ssse3_phaddswv8hi3): Likewise.
15351 (ssse3_phsubwv8hi3): Likewise.
15352 (ssse3_phsubdv4si3): Likewise.
15353 (ssse3_phsubswv8hi3): Likewise.
15354 (ssse3_pmaddubswv8hi3): Likewise.
15355 (ssse3_pmulhrswv8hi3): Likewise.
15356 (ssse3_pshufbv16qi3): Likewise.
15357 (ssse3_psign<mode>3): Likewise.
15358 (ssse3_palignrti): Likewise.
15359 (abs<mode>2): Likewise.
15360 (ssse3_phaddwv4hi3): Set prefix_extra.
15361 (ssse3_phadddv2si3): Likewise.
15362 (ssse3_phaddswv4hi3): Likewise.
15363 (ssse3_phsubwv4hi3): Likewise.
15364 (ssse3_phsubdv2si3): Likewise.
15365 (ssse3_phsubswv4hi3): Likewise.
15366 (ssse3_pmaddubswv4hi3): Likewise.
15367 (ssse3_pmulhrswv4hi3): Likewise.
15368 (ssse3_pshufbv8qi3): Likewise.
15369 (ssse3_psign<mode>3): Likewise.
15370 (ssse3_palignrdi): Likewise.
15371 (abs<mode>2): Likewise.
15372 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15373 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15374 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15376 2007-04-23 Nick Clifton <nickc@redhat.com>
15378 * params.def: Fix formatting of emacs local variables.
15380 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15382 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15383 move if inter-unit move isn't allowed.
15384 Don't split moving the first element of V2DI to DI to inter-unit
15385 move if inter-unit move isn't allowed.
15387 2007-04-23 Richard Guenther <rguenther@suse.de>
15389 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15390 and CDI_POST_DOMINATORS separately.
15392 2007-04-23 Nick Clifton <nickc@redhat.com>
15394 * c.opt (Wformat-contains-nul): Add warning attribute.
15396 2007-04-23 Jan Hubicka <jh@suse.cz>
15398 * function.c (init_function_start): Don't init line number info.
15399 (expand_function_end): Update.
15400 (reset_block_changes, record_block_change, finalize_block_changes,
15401 check_block_change, free_block_changes): Kill.
15402 * function.h (reset_block_changes, record_block_change,
15403 finalize_block_changes, check_block_change, free_block_changes):
15405 (struct function): Remove ib_boundaries_block.
15406 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15407 Use curr_insn_locator to initialize locator.
15408 (emit_line_note): Remove.
15409 * cfgexpand.c (expand_gimple_cond_expr): Update.
15410 (construct_exit_block): Likewise.
15411 (tree_expand_cfg): Initialize/finalize locators.
15412 * expr.c (expand_expr_real): Update.
15413 * cfglayout.c (line_locators_locs, line_locators_lines,
15414 file_locators_locs, file_locators_files): Remove.
15415 (set_block_levels): Move to cfgexpand.c.
15416 (insn_locators_initialize): Remove.
15417 (pass_insn_locators_initialize): Remove.
15418 (locations_locators_locs, locations_locators_vals): New static vars.
15419 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15421 (insn_locators_alloc, insn_locators_finalize,
15422 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15424 (locator_location): New.
15425 (locator_line, locator_file): Rewrite.
15426 * rtl.h (emit_line_note): Kill.
15427 (insn_locators_alloc, insn_locators_finalize,
15428 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15430 * tree-inline.c (initialize_cfun): Do not initialize
15431 ib_boundaries_block.
15432 * passes.c (pass_insn_locators_initialize): Remove.
15434 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15436 PR middle-end/31448
15437 * expr.c (reduce_to_bit_field_precision): Handle
15440 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15442 PR tree-optimization/24659
15443 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15444 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15445 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15446 * genopinit.c (optabs): Rename vec_pack_mod_optab
15447 to vec_pack_trunc_optab.
15448 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15449 early for scalar floating point operands for NOP_EXPR.
15450 (vectorizable_type_promotion): Ditto.
15451 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15452 vec_pack_trunc_optab.
15453 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15455 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15456 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15457 Rename from VEC_PACK_MOD_EXPR.
15458 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15459 * expr.c (expand_expr_real_1): Ditto.
15460 * tree-inline.c (estimate_num_insns_1): Ditto.
15461 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15463 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15464 (vec_unpacks_lo_v4sf): Ditto.
15465 (vec_pack_trunc_v2df): Ditto.
15466 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15467 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15468 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15470 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15472 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15474 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15475 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15476 packing of floating point operands.
15477 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15478 represent unpacking of floating point operands.
15479 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15480 [vec_unpacks_hi]: Ditto.
15481 [vec_unpacks_lo]: Ditto.
15483 2007-04-22 Jan Hubicka <jh@suse.cz>
15485 * final.c (rest_of_handle_final): Call
15486 targetm.asm_out.constructor/targetm.asm_out.destructor
15487 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15488 proper priority via decl_*_priority_insert.
15489 * c-common.c (c_expand_body): Likewise.
15491 2007-04-22 Richard Guenther <rguenther@suse.de>
15493 PR tree-optimization/29789
15494 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15495 (rewrite_reciprocal): New helper split out from
15496 determine_invariantness_stmt.
15497 (rewrite_bittest): Likewise.
15498 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15499 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15502 2007-04-22 Revital Eres <eres@il.ibm.com>
15504 * loop-unroll.c (var_to_expand): New field to support also
15505 insns of the form x = something + x.
15506 (analyze_insn_to_expand_var): Use it.
15507 (expand_var_during_unrolling): Likewise.
15509 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15511 * predict.c: Include pointer-set.h.
15512 (bb_predictions): New variable.
15513 (tree_predicted_by_p, tree_predict_edge,
15514 remove_predictions_associated_with_edge): Use bb_predictions map
15515 instead of bb->predictions.
15516 (clear_bb_predictions, assert_is_empty): New functions.
15517 (combine_predictions_for_bb): Use bb_predictions map. Call
15518 clear_bb_predictions.
15519 (tree_estimate_probability): Create and free bb_predictions map.
15520 * Makefile.in (predict.o): Add pointer-set.h dependency.
15521 * basic-block.h (struct basic_block_def): Remove predictions
15523 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15525 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15528 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15531 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15533 * timevar.c (timevar_print): Change reference of --disable-checking to
15534 --enable-checking=release. Also warn if assert checking is disabled.
15536 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15539 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15540 decl as addressable if the compound literal was marked as
15542 Mark the decl as a gimple register if it is a complex or
15543 vector decl and does not live in memory.
15545 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15547 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15548 (GENERIC_NEXT): New function macro.
15549 (PHI_CHAIN): Use phi_node's new chain variable.
15550 (tree_phi_node): Change tree_common to tree_base
15551 and add the chain field.
15552 * tree-phinodes.c (make_phi_node): Don't set
15553 TREE_TYPE on the new node.
15554 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15555 instead of checking GIMPLE_TUPLE_P in chain_next.
15556 * tree-vect-transform.c
15557 (get_initial_def_for_induction): Look at
15558 PHI_RESULT_TREE for the type of the phi node.
15559 (update_vuses_to_preheader): Use PHI_CHAIN
15560 instead of TREE_CHAIN on the phi node.
15561 * tree-ssa-structalias.c (compute_points_to_sets):
15563 (ipa_pta_execute): Likewise.
15565 2007-04-21 Richard Guenther <rguenther@suse.de>
15567 PR middle-end/31136
15568 * fold-const.c (fold_unary): Call fold_convert_const on the
15571 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15573 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15574 (store_killed_in_pat): New.
15576 2007-04-20 Richard Henderson <rth@redhat.com>
15579 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15580 TREE_LIST with a void_type_node value, not void_list_node exactly.
15582 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15584 * doc/standards.texi: Re-arrange into language-specific
15585 subsections. Add a C++ section, documenting which standards we
15588 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15590 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
15591 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
15593 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
15595 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
15596 ecrti.o and crtbegin.o.
15597 (LIB_DEFAULT_SPEC): Include -lc.
15598 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
15600 2007-04-20 Richard Henderson <rth@redhat.com>
15603 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
15604 argument; update all callers.
15605 (get_unaligned_offset): New.
15606 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
15607 get_unaligned_address, just pass on the address directly.
15608 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
15609 the subreg in the helper patterns.
15610 (unaligned_extendqidi_le): Use get_unaligned_offset.
15611 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
15612 (unaligned_extendhidi_be): Likewise.
15613 (unaligned_extendhidi): Tidy.
15614 * config/alpha/alpha-protos.h: Update.
15616 2007-04-20 Richard Henderson <rth@redhat.com>
15618 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
15619 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
15620 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
15621 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15622 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15623 (CPP_SPEC): Don't include %(cpp_subtarget).
15624 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
15625 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
15626 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
15628 2007-04-20 Jakub Jelinek <jakub@redhat.com>
15630 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
15631 for __builtin_ia32_cmpordss.
15633 PR tree-optimization/31632
15634 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
15635 and arg1 for optimizations of comparison against min/max values.
15636 Fold arg0 to arg1's type for optimizations of comparison against
15637 min+1 and max-1 values.
15639 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
15641 * reload.c (combine_reloads): When trying to use a dying register,
15642 check whether it's uninitialized and don't use if so.
15644 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
15646 * fold-const.c: Remove prototypes for native_encode_expr and
15647 native_interpret_expr.
15648 (native_encode_expr): Make non-static.
15649 (native_interpret_expr): Likewise.
15650 * tree.h: Add prototypes for the above.
15652 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15654 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
15655 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
15656 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
15657 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
15658 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
15659 Add length attributes.
15661 2007-04-19 Janis Johnson <janis187@us.ibm.com>
15663 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
15666 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
15667 __STDC_WANT_DEC_FP__.
15669 2007-04-19 Joseph Myers <joseph@codesourcery.com>
15671 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
15672 for long double compatibility.
15673 * configure: Regenerate.
15675 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
15677 PR rtl-optimization/29841
15678 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
15680 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
15681 that may cause control flow transfer from being moved.
15683 2007-04-18 Jan Hubicka <jh@suse.cz>
15685 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
15688 2007-04-18 Eric Christopher <echristo@apple.com>
15690 * config/rs6000/darwin.md (load_macho_picbase): Use link register
15691 only. Update operands.
15692 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
15693 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
15694 link register to pic register.
15696 2007-04-18 Dirk Mueller <dmueller@suse.de>
15698 PR diagnostic/31227
15699 * tree-vrp.c (search_for_addr_array): New.
15700 (check_array_bounds): Suppress warning about
15701 address taken of array refs if its not de-referenced.
15703 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15705 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
15706 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
15708 * tree-vectorizer.h (NITERS_KNOWN_P): New.
15709 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
15710 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
15712 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
15714 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
15716 (vect_analyze_scalar_cycles): Fix indentation.
15717 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
15718 (vect_mark_relevant): Include phis in relevance analysis.
15720 * tree-vect-transform.c (vect_transform_loop): Add an assert.
15722 2007-04-18 Anatoly Sokolov <aesok@post.ru>
15724 * config/avr/avr.c (ptrreg_to_str): Replace error() with
15725 output_operand_lossage().
15727 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15729 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
15730 the unused code for reduction without adjust-in-epilog to simplify the
15733 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
15735 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
15736 (S390_TDC_NEGATIVE_ZERO): New constant.
15737 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
15738 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
15739 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
15740 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
15741 (S390_TDC_POSITIVE_INFINITY): New constant.
15742 (S390_TDC_NEGATIVE_INFINITY): New constant.
15743 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
15744 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
15745 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
15746 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
15747 (S390_TDC_INFINITY): New constant.
15748 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
15749 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
15750 optimization for UNSPEC_CCZ_TO_INT.
15751 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
15752 ("*ccz_to_int"): New insn.
15753 ("isinf<mode>2"): New insn.
15754 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
15755 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
15756 (UNSPEC_CCZ_TO_INT): New constant.
15758 2007-04-18 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/19431
15761 PR tree-optimization/21463
15762 * tree-pass.h (pass_phiprop): Declare.
15763 * passes.c (init_optimization_passes): New phiprop pass.
15764 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
15765 (phivn_valid_p): New helper function.
15766 (phiprop_insert_phi): Likewise.
15767 (propagate_with_phi): Likewise.
15768 (tree_ssa_phiprop): New propagator propagating loads
15769 through phi nodes if profitable.
15771 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
15773 * tree-vect-analyze.c (process_use): New function.
15774 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
15775 Check phis in all bbs.
15776 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
15779 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
15781 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
15784 2007-04-17 Anatoly Sokolov <aesok@post.ru>
15787 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
15790 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
15792 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
15794 (sse_vmmulv4sf3): Likewise.
15795 (sse2_vmaddv2df3): Likewise.
15796 (sse2_vmmulv2df3): Likewise.
15798 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
15800 PR rtl-optimization/31360
15801 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
15802 (target_reg_cost): New.
15803 (init_set_costs): Initialize target_reg_cost. Add comments
15804 regarding the rationale of the costs.
15805 (global_cost_for_size): Renamed to...
15806 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
15807 of register pressure.
15808 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
15809 estimate_reg_pressure_cost. Add number of ivs.
15810 (determine_set_costs): Dump target_reg_cost.
15811 * loop-invariant.c (gain_for_invariant): Use
15812 estimate_reg_pressure_cost. Removed n_inv_uses argument.
15813 (best_gain_for_invariant, find_invariants_to_move): Remove
15815 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
15816 (target_reg_cost): Declare.
15817 (global_cost_for_size): Declaration removed.
15818 (estimate_reg_pressure_cost): Declare.
15820 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
15822 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
15823 regnos into even/odd register pairs.
15824 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
15825 TDmode similar to the other floating point modes.
15826 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
15827 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
15829 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
15830 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
15831 (movdd_hardfloat64): Use TARGET_MFPGPR.
15833 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
15835 * reload1.c (delete_output_reload): Don't count output in n_inherited.
15838 2005-01-05 Richard Henderson <rth@redhat.com>
15840 * reload1.c (do_input_reload): Restrict the optimization deleteing
15841 a previous output reload to RELOAD_FOR_INPUT.
15843 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
15845 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
15846 induc_vec_info_type.
15847 (vectorizable_induction): New function declaration.
15848 * tree-vect-transform.c (get_initial_def_for_induction): No need to
15849 check if already vectorized. Find first place in BB where new stmts
15850 can be inserted. Takes only one argument.
15851 (vectorizable_induction): New function.
15852 (vect_transform_stmt): Add case for induc_vec_info_type to call
15853 vectorizable_induction.
15854 (vect_transform_loop): Consider phis for vectorization.
15855 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15857 (analyze_operations): Call vectorizable_induction when analyzing phis.
15859 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15860 (vect_mark_relevant): Include phis in relevance analysis.
15861 (vect_mark_stmts_to_be_vectorize): Likewise.
15862 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15864 2007-04-16 Lawrence Crowl <crowl@google.com>
15866 * doc/invoke.texi (Debugging Options): Add documentation for the
15867 -femit-struct-debug options -femit-struct-debug-baseonly,
15868 -femit-struct-debug-reduced, and
15869 -femit-struct-debug-detailed[=...].
15871 * c-opts.c (c_common_handle_option): Add
15872 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15873 and OPT_femit_struct_debug_detailed_.
15874 * c.opt: Add specifications for
15875 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15876 and -femit-struct-debug-detailed[=...].
15877 * opts.c (set_struct_debug_option): Parse the
15878 -femit-struct-debug-... options.
15879 * opts.c (matches_main_base, main_input_basename,
15880 main_input_baselength, base_of_path, matches_main_base): Add
15881 variables and functions to compare header base name to compilation
15883 * opts.c (should_emit_struct_debug): Add to determine to emit a
15884 structure based on the option.
15885 (dump_struct_debug) Also disabled function to debug this
15887 * opts.c (handle_options): Save the base name of the
15890 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15891 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15892 This hook indicates if a type is generic. Set it by default
15893 to "never generic".
15894 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15895 to determine if a struct type is generic or not.
15896 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15897 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15898 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15899 with live C++ hook.
15901 * flags.h (enum debug_info_usage): Add an enumeration to describe
15902 a program's use of a structure type.
15903 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15904 to indicate the program's usage of the type. Filter structs based
15905 on the -femit-struct-debug-... specification.
15906 (gen_type_die): Split into two routines, gen_type_die and
15907 gen_type_die_with_usage. gen_type_die is now a wrapper
15908 that assumes direct usage.
15909 (gen_type_die_with_usage): Replace calls to gen_type_die
15910 with gen_type_die_with_usage adding the program usage of
15911 the referenced type.
15912 (dwarf2out_imported_module_or_decl): Suppress struct debug
15913 information using should_emit_struct_debug when appropriate.
15915 2007-04-16 Ian Lance Taylor <iant@google.com>
15917 PR tree-optimization/31522
15918 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15919 (vrp_initialize): Allocate vr_phi_edge_counts.
15920 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15921 executable edge. Drop test for all constants.
15922 (vrp_finalize): Free vrp_phi_edge_counts.
15924 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15925 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15927 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15928 predecessors at head rather than tail.
15930 2007-04-16 Matthias Klose <doko@debian.org>
15932 * config/alpha/linux.h (CPP_SPEC): Define.
15933 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15935 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15937 * function.h: Remove sequence_stack extern declaration.
15939 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15941 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15943 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15946 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15948 * config/avr/avr.c (avr_arch_types): Rearranging array.
15949 (enum avr_arch): Add.
15950 (avr_mcu_types): Use avr_arch enumeration constants instead of
15952 * config/avr/avr.h (LINK_SPEC): Simplify.
15954 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15956 * config/m68k/m68k.c (m68k_libcall_value,
15957 m68k_function_value): Use macros for register names more.
15959 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15961 (M68K_REGNAME): Use A6_REG.
15962 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15964 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15966 PR middle-end/28071
15967 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15968 'pending_read_list_length' and 'pending_write_list_length'. Update
15970 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15971 to handle two length counters instead of one. Update all uses.
15972 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15973 two length counters instead of one.
15974 * sched-rgn.c (propagate_deps): Update to handle two length counters
15977 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15981 copy of source, pass it to ix86_expand_vector_set and return
15984 2007-04-16 David Ung <davidu@mips.com>
15985 Joseph Myers <joseph@codesourcery.com>
15987 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15988 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15989 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15990 Add 74K processor information.
15991 * config/mips/mips.md: Include 74k.md.
15992 (cpu): Add 74kc,74kf,74kx.
15993 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15994 * config/mips/74k.md: New.
15995 * doc/invoke.texi (MIPS Options): Document 74K support.
15997 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15999 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16000 vectorizable_* functions.
16001 * tree-vect-transform.c (vectorizable_call): Add check for
16002 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16003 (vectorizable_store): likewise.
16004 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16006 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16007 (vectorizable_type_promotion, vectorizable_load): Likewise.
16008 (vectorizable_live_operation, vectorizable_condition): Likewise.
16009 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16011 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16013 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16015 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16016 register numbers more.
16017 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16018 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16019 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16020 FUNCTION_VALUE_REGNO_P): Likewise.
16021 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16022 STATIC_CHAIN_REGNUM): Likewise.
16023 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16024 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16025 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16026 * config/m68k/m68k.md (FP_REG): New.
16028 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16030 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16033 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16035 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16036 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16039 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16041 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16044 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16047 * c-decl.c (finish_decl): Grab the type of the decl after the call
16048 to store_init_value.
16050 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16052 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16054 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16057 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16058 dominators, post dominators and cleanup cfg before returning.
16060 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16062 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16063 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16065 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16067 * config.gcc: Recognize fido.
16068 * config/m68k/m68k-devices.def (fidoa): New.
16069 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16071 (FL_FIDOA, TARGET_FIDOA): New.
16072 * config/m68k/m68k.opt (mfidoa): New.
16074 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16076 PR middle-end/31322
16077 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16078 when a personality function is used.
16080 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16082 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16084 2007-04-13 Mike Stump <mrs@apple.com>
16086 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16088 * config/darwin.opt (fapple-kext): Make C++ only.
16089 * config/darwin.c (darwin_override_options): Remove code to ensure
16090 -fapple-kext is given for C++ only.
16092 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16094 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16095 * config/mips/mips.c (override_options): Call
16096 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16098 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16100 * config/i386/i386.opt (msvr3-shlib): Removed.
16102 * doc/invoke.texi: Remove -msvr3-shlib.
16104 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16107 with "popcnt" instruction.
16109 2007-04-13 Richard Guenther <rguenther@suse.de>
16111 PR tree-optimization/21258
16112 * tree-vrp.c (compare_case_labels): New helper.
16113 (find_switch_asserts): New function.
16114 (find_assert_locations): Call it for SWITCH_EXPRs.
16116 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16118 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16119 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16120 check is now implied in X87_FLOAT_MODE_P.
16121 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16122 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16123 (fix_trunc<mode>_i386_fisttp): Ditto.
16124 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16125 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16126 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16127 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16128 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16129 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16130 (unnamed_splitters): Ditto.
16131 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16132 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16133 FIRST_SSE_REG for local functions when SSE math is enabled or
16134 for functions with sseregparm attribute.
16135 (standard_80387_constant_p): Return -1 if mode is not
16137 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16138 (ix86_expand_compare): Ditto.
16139 (ix86_expand_carry_flag_compare): Ditto.
16140 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16141 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16142 DECIMAL_FLOAT_MODE_P.
16143 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16144 of SCALAR_FLOAT_MODE_P.
16145 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16146 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16147 checks before FLOAT_MODE_P.
16148 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16149 before FLOAT_MODE_P.
16154 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16156 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16157 Charles Wilson <libtool@cwilson.fastmail.fm>
16159 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16160 (libgcc.mvars): Don't depend on them.
16161 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16162 * exec-tool.in: New.
16164 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16166 * doc/invoke.text (--help): Document --help=common.
16168 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16170 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16172 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16174 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16175 * genemit.c (main): Emit #include "integrate.h".
16176 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16177 (LOADGP_RTP): New mips_loadgp_style.
16178 * config/mips/mips.h: Include config/vxworks-dummy.h.
16179 (TARGET_RTP_PIC): New macro.
16180 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16181 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16182 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16183 for TARGET_RTP_PIC.
16184 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16185 -mvxworks-pic when using -mrtp and a PIC option.
16186 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16188 (mips_symbolic_constant_p, mips_symbolic_address_p)
16189 (mips_symbol_insns): Handle SYMBOL_HALF.
16190 (override_options): Warn about -G and -mrtp being used together.
16191 Initialize mips_lo_relocs[SYMBOL_HALF].
16192 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16193 (mips_emit_loadgp): Handle LOADGP_RTP.
16194 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16195 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16196 (tablejump): Handle function-relative case table entries if
16198 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16200 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16202 * config/mips/mips.md (load_call<mode>): Allow any general register.
16204 (sibcall_value_internal, sibcall_value_multiple_internal)
16205 (call_value_internal, call_value_split, call_value_multiple_internal)
16206 (call_value_multiple_split): Remove constraints from operand 0.
16208 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16210 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16211 rather than loadgp_noshared.
16212 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16213 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16215 * config/mips/mips.md (loadgp): Rename to...
16216 (loadgp_newabi): ...this.
16217 (loadgp_noshared): Rename to...
16218 (loadgp_absolute): ...this.
16220 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16222 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16223 false for locally-binding symbols.
16224 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16226 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16228 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16229 (SYMBOL_GOT_PAGE_OFST): ...this.
16230 (SYMBOL_GOT_GLOBAL): Rename to...
16231 (SYMBOL_GOT_DISP): ...this.
16232 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16233 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16234 * config/mips/mips.c (mips_global_symbol_p): New function.
16235 (mips_symbol_binds_local_p): Likewise.
16236 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16237 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16238 mips_global_symbol_p and mips_symbol_binds_local_p.
16239 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16240 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16241 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16242 SYMBOL_GOTOFF_DISP.
16243 (mips_ok_for_lazy_binding_p): New function.
16244 (mips_load_call_address, mips_expand_call): Use it.
16245 (mips_dangerous_for_la25_p): Likewise.
16246 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16247 (*got_disp<mode>): Use got_disp_operand instead of
16248 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16249 SYMBOL_GOTOFF_GLOBAL.
16250 (*got_page<mode>): Use got_page_ofst_operand instead of
16252 * config/mips/predicates.md (const_call_insn_operand): Use
16253 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16254 (global_got_operand): Rename to...
16255 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16257 (local_got_operand): Rename to...
16258 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16259 of SYMBOL_GOT_LOCAL.
16261 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16263 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16264 TARGET_CALL_CLOBBERED_GP.
16265 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16266 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16267 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16268 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16269 of TARGET_ABICALLS && !TARGET_NEWABI.
16270 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16271 * config/mips/mips.c (mips_load_call_address): Check
16272 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16273 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16274 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16275 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16276 TARGET_ABICALLS && TARGET_NEWABI.
16277 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16279 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16280 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16281 TARGET_ABICALLS && TARGET_NEWABI.
16282 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16283 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16284 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16285 whether indirect calls must use $25.
16286 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16288 * config/mips/mips.md (jal_macro): Check flag_pic and
16289 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16290 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16291 instead of TARGET_ABICALLS.
16292 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16293 TARGET_ABICALLS && TARGET_OLDABI.
16294 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16295 (sibcall): In the comment above the define_insn, mention
16296 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16297 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16298 instead of TARGET_ABICALLS.
16300 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16302 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16303 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16304 (MACFLAGS_MATCH_P): New macro.
16305 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16306 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16307 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16308 the other MACFLAG constants.
16309 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16310 (flag_machi): Tighten constraints. Renumber some of the operands.
16311 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16313 (flag_machi_parts_acconly): New pattern.
16314 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16316 (flag_macinit1hi): Tighten constraints.
16317 (flag_mul_macv2hi_parts_acconly): New pattern.
16319 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16320 Use a more efficient implementation.
16321 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16322 inline sequences when not optimizing for size.
16324 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16325 movhi_high2low): Delete, merge functionality into...
16326 (packv2hi): ... this pattern.
16328 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16329 * config/bfin/bfin.opt (msim): New option.
16330 (mcpu=): New option.
16331 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16332 (bfin_cpu_t): Typedef of enum bfin_cpu.
16333 (bfin_cpu_type): New declaration.
16334 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16335 -msim and -mcpu= options.
16336 (LIB_SPEC): Likewise.
16337 * config/bfin/bfin.c (bfin_cpu_type): Define.
16338 (bfin_handle_option): Handle -mcpu= option.
16339 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16340 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16341 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16345 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16346 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16347 (powerpc-wrs-vxworksae): Use ${tm_file}.
16348 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16349 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16350 * config/i386/vx-common.h: New file.
16352 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16354 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16357 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16359 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16362 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16366 * c-common.c (c_build_qualified_type): Set canonical type
16369 2007-04-12 Richard Guenther <rguenther@suse.de>
16371 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16372 lower bound and element size if lower bound is not zero
16373 or either of the ARRAY_REF operands is set.
16375 2007-04-12 Richard Guenther <rguenther@suse.de>
16377 PR tree-optimization/24689
16378 PR tree-optimization/31307
16379 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16381 * gimplify.c (canonicalize_addr_expr): To be consistent with
16382 gimplify_compound_lval only set operands two and three of
16383 ARRAY_REFs if they are not gimple_min_invariant. This makes
16384 it never at this place.
16385 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16387 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16389 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16390 null before emitting a .nsubspa directive.
16392 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16394 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16395 need_to_partition_p if there are no memory statements in the
16398 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16400 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16401 (gcd_of_steps_may_divide_p): New function.
16402 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16404 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16406 * reload.c (find_reloads_toplev, find_reloads_address,
16407 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16408 not a pointer equality test, to decide if we need to call
16409 push_reg_equiv_alt_mem.
16411 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16413 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16414 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16416 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16418 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16420 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16421 vector to be positive.
16423 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16427 * doc/invoke.texi: Document --params max-aliased-vops and
16429 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16430 debug_memory_partitions): Move to tree-flow.h
16431 * params.h (AVG_ALIASED_VOPS): Define.
16432 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16434 (mp_info_t): Likewise.
16435 (get_mem_sym_stats_for): New.
16436 (set_memory_partition): Move from tree-flow-inline.h.
16437 (mark_non_addressable): Only clear the set of symbols for the
16438 partition if it exists.
16439 (dump_memory_partitions): Move from tree-ssa-operands.c
16440 (debug_memory_partitions): Likewise.
16441 (need_to_partition_p): New.
16442 (dump_mem_ref_stats): New.
16443 (debug_mem_ref_stats): New.
16444 (dump_mem_sym_stats): New.
16445 (debug_mem_sym_stats): New.
16446 (update_mem_sym_stats_from_stmt): New.
16447 (compare_mp_info_entries): New.
16448 (mp_info_cmp): Call it.
16449 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16451 (get_mpt_for): Move from tree-ssa-operands.c.
16452 (find_partition_for): New.
16453 (create_partition_for): Remove.
16454 (estimate_vop_reduction): New.
16455 (update_reference_counts): New.
16456 (build_mp_info): New.
16457 (compute_memory_partitions): Refactor.
16458 Document new heuristic.
16459 Call build_mp_info, update_reference_counts,
16460 find_partition_for and estimate_vop_reduction.
16461 (compute_may_aliases): Populate virtual operands before
16462 calling debugging dumps.
16463 (delete_mem_sym_stats): New.
16464 (delete_mem_ref_stats): New.
16465 (init_mem_ref_stats): New.
16466 (init_alias_info): Call it.
16467 (maybe_create_global_var): Remove alias_info argument.
16468 Get number of call sites and number of pure/const call sites
16469 from gimple_mem_ref_stats().
16470 (dump_alias_info): Call dump_memory_partitions first.
16471 (dump_points_to_info_for): Show how many times a pointer has
16473 * opts.c (decode_options): For -O2 set --param
16474 max-aliased-vops to 500.
16475 For -O3 set --param max-aliased-vops to 1000 and --param
16476 avg-aliased-vops to 3.
16477 * fortran/options.c (gfc_init_options): Remove assignment to
16479 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16480 * tree-dfa.c (dump_variable): Dump memory reference
16482 Dump NO_ALIAS* settings.
16483 (referenced_var_lookup): Tidy.
16484 (mem_sym_stats): New.
16485 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16486 and ORIG are different SSA names for a memory partition.
16487 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16488 * tree-flow.h (struct mem_sym_stats_d): Define.
16489 (mem_sym_stats_t): Define.
16490 (struct mem_ref_stats_d): Define.
16491 (struct gimple_df): Add field mem_ref_stats.
16492 (enum noalias_state): Define.
16493 (struct var_ann_d): Add bitfield noalias_state.
16494 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16495 debug_mem_ref_stats, debug_memory_partitions,
16496 debug_mem_sym_stats): Declare.
16497 * tree-ssa-structalias.c (update_alias_info): Update call
16498 sites, pure/const call sites and asm sites in structure
16499 returned by gimple_mem_ref_stats.
16500 Remove local variable IS_POTENTIAL_DEREF.
16501 Increase NUM_DEREFS if the memory expression is a potential
16503 Call update_mem_sym_stats_from_stmt.
16504 If the memory references memory, call
16505 update_mem_sym_stats_from_stmt for all the direct memory
16506 symbol references found.
16507 (intra_create_variable_infos): Set noalias_state field for
16508 pointer arguments according to the value of
16509 flag_argument_noalias.
16510 * tree-ssa-structalias.h (struct alias_info): Remove fields
16511 num_calls_found and num_pure_const_calls_found.
16512 (update_mem_sym_stats_from_stmt): Declare.
16513 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16514 Set default value to 100.
16515 (PARAM_AVG_ALIASED_VOPS): Define.
16517 2007-04-11 Richard Guenther <rguenther@suse.de>
16519 PR middle-end/31530
16520 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16521 a * -b + c as c - a * b if we honor sign dependent rounding.
16523 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16525 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16526 bfin_expand_strmov.
16527 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16528 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16530 (initialize_trampoline): Don't use old-style function definition.
16531 (bfin_secondary_reload): Mark IN_P argument as unused.
16533 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16535 PR tree-optimization/31343
16536 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16537 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16538 * testsuite/gcc.dg/vect/pr31343.c: New.
16540 2007-04-10 Eric Christopher <echristo@apple.com>
16542 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16543 * config/i386/i386.md (*cmpfp0): Use.
16544 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16545 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16546 (fix_trunc<mode>_i386_fisttp): Ditto.
16547 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16548 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16549 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16550 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16551 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16552 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16553 (unnamed_splitters): Ditto.
16554 * config/i386/i386.c (output_fix_trunc): Assert that
16555 we're not being passed a TFmode operand.
16557 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16559 PR tree-optimization/31526
16560 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16561 n_basic_blocks to find newly added blocks.
16563 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16565 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16567 (fix_trunc<mode>si_sse): Ditto.
16568 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16569 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16570 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16571 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16572 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16573 expander using SSEMODEF mode macro.
16574 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16575 expander using SSEMODEF mode macro.
16576 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16577 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16578 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16579 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16580 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16581 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16582 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16583 Macroize insn using X87MODEF mode macro.
16585 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
16587 * config/i386/sse.md (sse2_pinsrw): Removed.
16588 (sse2_pextrw): Renamed to ...
16589 (*sse2_pextrw): This.
16591 2007-04-09 Jan Hubicka <jh@suse.cz>
16594 * config/i386/sse.md
16595 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
16596 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
16597 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
16598 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
16600 2007-04-09 Jan Hubicka <jh@suse.cz>
16602 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
16603 multiple fields of union.
16605 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
16607 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
16608 (create_preheaders): Check that loops are available.
16609 (fix_loop_structure): Clean up, improve comments.
16610 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
16611 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
16613 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
16614 * predict.c (tree_estimate_probability): Do not call
16615 calculate_dominance_info. Call create_preheaders.
16616 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
16617 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
16619 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
16620 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
16621 * tree-cfg.c (tree_split_edge): Make an assert more precise.
16622 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
16625 2007-04-08 Jan Hubicka <jh@suse.cz>
16627 * tree.h (maybe_fold_offset_to_component_ref): Declare.
16628 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
16629 * fold-const.c (fold_unary): Use it.
16631 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16633 * varasm.c (assemble_variable): Remove call to
16634 lang_hooks.decls.prepare_assemble_variable.
16635 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
16636 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
16637 * langhooks.h (lang_hooks_for_decls): Remove
16638 prepare_assemble_variable.
16640 2007-04-08 Mike Stump <mrs@apple.com>
16642 * config/i386/i386.c: Use inc/dec on Core2.
16644 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
16646 * langhooks.c (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.
16649 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
16650 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
16651 end_inlining hooks.
16652 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
16653 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
16654 lhd_tree_inlining_end_inlining): Remove prototypes.
16655 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
16656 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16657 LANG_HOOKS_TREE_INLINING_START_INLINING,
16658 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
16660 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
16663 2007-04-08 Anatoly Sokolov <aesok@post.ru>
16666 * config/avr/predicates.md (io_address_operand): Delete predicate.
16667 (low_io_address_operand): Don't use 'mode' argument.
16668 (higth_io_address_operand): Rename ...
16669 (high_io_address_operand): ... to this. Don't use 'mode' argument.
16670 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
16673 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
16675 Revert change removing staticp.
16677 2007-04-07 Anatoly Sokolov <aesok@post.ru>
16680 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
16683 2007-04-07 Bruce Korb <bkorb@gnu.org>
16685 * c.opt: Add -Wformat-contains-nul.
16686 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
16688 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
16689 the NUL byte warning.
16691 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
16693 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
16695 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16697 * tree.c (staticp): No longer use staticp langhook.
16698 * langhooks.c (lhd_staticp): Removed.
16699 * langhooks.h (struct lang_hooks): Remove staticp.
16700 * c-common.c (c_staticp): Remove.
16701 * c-common.h (c_staticp): Ditto.
16702 * langhooks-defs.h (lhd_staticp): Ditto.
16703 (LHD_HOOKS_STATICP): Ditto
16704 * tree.h (gcc_assert_lowered): New macro.
16706 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
16708 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
16709 argument "reliable".
16710 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
16711 Add argument "reliable". Propagate it through calls.
16712 (infer_loop_bounds_from_undefined): Derive number of iterations
16713 estimates from references in blocks that do not dominate loop latch.
16714 (gcov_type_to_double_int): New function.
16715 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
16716 and expected_loop_iterations_unbounded.
16717 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
16718 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
16719 * tree-data-ref.c (estimated_loop_iterations): Export.
16720 (get_references_in_stmt): Fix -- do not return addresses of local
16722 * cfgloop.h (expected_loop_iterations_unbounded,
16723 estimated_loop_iterations): Declare.
16725 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16727 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16729 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16731 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
16732 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
16733 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
16734 Use output_387_reg_move().
16735 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
16736 expander using X87MODEF12 mode macro.
16737 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
16738 choosing register preferences. Use output_387_reg_move().
16739 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
16740 instead of "x". Use output_387_reg_move().
16741 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
16742 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
16743 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
16744 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
16745 Use output_387_reg_move().
16746 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
16748 (*truncxf?f_i387 splitter): Ditto.
16750 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
16752 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
16753 LANG_HOOKS_SAFE_FROM_P.
16754 * expr.c (safe_from_p): Remove langhook call.
16755 * langhooks.h (lang_hooks): Remove safe_from_p.
16756 (lhd_safe_from_p): Remove prototype.
16757 * langhooks.c (lhd_safe_from_p): Remove.
16759 2007-04-06 Jan Hubicka <jh@suse.cz>
16761 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
16764 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
16766 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
16767 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
16768 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
16769 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
16771 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
16772 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
16774 2007-04-05 Richard Henderson <rth@redhat.com>
16776 * config/alpha/alpha.c (print_operand) [+]: Remove.
16777 (alpha_end_function): Print nop if call at end of function.
16778 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
16779 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
16780 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
16781 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
16782 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
16783 the call pattern. Update peepholes to match.
16785 2007-04-05 Janis Johnson <janis187@us.ibm.com>
16787 * doc/extend.texi (Other Builtins): Add decimal float variants
16789 * builtins.def: Ditto.
16790 * builtins.c (expand_builtin): Ditto.
16792 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
16793 H.J. Lu <hongjiu.lu@intel.com>
16796 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
16797 of V8HImode when calling ix86_binary_operator_ok.
16798 (sse2_pmaddwd): Call ix86_binary_operator_ok.
16799 (sdot_prodv8hi): Operands 1 and 2 must be register.
16801 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16803 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16804 initialize align to silence bogus warning.
16806 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16808 PR middle-end/22156
16809 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16811 (struct sra_walk_fns): Remove use_all parameter from use.
16812 (sra_hash_tree): Handle BIT_FIELD_REFs.
16813 (sra_elt_hash): Don't hash bitfld blocks.
16814 (sra_elt_eq): Skip them in parent compares as well. Handle
16816 (sra_walk_expr): Don't maintain or pass down use_all_p.
16817 (scan_use): Remove use_all parameter.
16818 (scalarize_use): Likewise. Re-expand assignment to
16819 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16820 output, and re-scalarize after output. Don't mark anything
16822 (scalarize_ldst): Adjust.
16823 (scalarize_walk_gimple_modify_statement): Likewise.
16824 (build_element_name_1): Handle BIT_FIELD_REFs.
16825 (instantiate_element): Don't warn for any element whose parent
16826 is used as a whole.
16827 (instantiate_missing_elements_1): Return the sra_elt.
16828 (canon_type_for_field): New.
16829 (try_instantiate_multiple_fields): New.
16830 (instantiate_missing_elemnts): Use them.
16831 (mark_no_warning): Removed.
16832 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16833 (REPLDUP, sra_build_elt_assignment): New.
16834 (generate_copy_inout): Use them.
16835 (generate_element_copy): Likewise. Handle bitfld differences.
16836 (generate_element_zero): Don't recurse for blocks. Use
16837 sra_build_elt_assignment.
16838 (generate_one_element_int): Take elt instead of var. Use
16839 sra_build_elt_assignment.
16840 (generate_element_init_1): Adjust.
16841 (scalarize_use, scalarize_copy): Use REPLDUP.
16842 (scalarize_ldst): Move assert before dereference.
16843 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16845 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16847 * regmove.c: Fix unused variable warnings due to previous commit.
16849 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
16851 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
16852 (regmove_bb_head): Remove.
16853 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16854 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16855 problems with fixup_match_1.
16856 Don't initialize/free regmove_bb_head.
16858 (reg_is_remote_constant_p): If an insn is in the same basic block
16859 but not before INSN, consider it remote, too.
16861 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16864 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16865 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16867 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16869 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16870 (CONDITIONAL_REGISTER_USAGE): Likewise.
16872 2007-04-04 Richard Henderson <rth@redhat.com>
16874 * config/alpha/lib1funcs.asm: Remove unused file.
16876 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16879 * opts.c (print_specific_help): Fix --help=<language>
16881 (common_handle_option): Support --help=common.
16883 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16886 * gcc.c (main): Do not run the linker if
16887 print_subprocess_help indicates that it shouldn't be
16890 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16893 * doc/invoke.texi (--help=): Document <languages> value, fix
16894 formatting in tables of values.
16896 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16898 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16899 dllimport attribute of virtual methods.
16901 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16903 * config/score/crti.asm: Change _bss_start to __bss_start.
16904 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16905 (OUTGOING_REG_PARM_STACK_SPACE) update.
16906 * config/score/score.opt: add options to make backend support
16907 score5, score5u, score7 and score7d.
16908 * config/score/score.md: Likewise.
16909 * config/score/misc.md: Likewise.
16910 * config/score/mac.md: Likewise.
16911 * doc/invoke.texi: Likewise.
16912 * doc/md.texi: update constraints define.
16914 2007-04-03 Richard Henderson <rth@redhat.com>
16916 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16917 an appropriate type, use the mode instead.
16919 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16921 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16922 Set the default --with-arch setting to mips2.
16923 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16924 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16925 (MULTILIB_OSDIRNAMES): Delete.
16926 (MULTILIB_DIRNAMES): Define.
16927 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16928 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16929 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16930 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16931 VXWORKS_OS_CPP_BUILTINS.
16932 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16933 (MIPS_DEBUGGING_INFO): Undefine.
16934 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16936 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16938 PR middle-end/30704
16939 * fold-const.c (native_encode_real): Encode real.c provided longs
16940 as a series of 32-bit native integers.
16941 (native_interpret_real): Interpret buffer as a series of 32-bit
16944 2007-04-03 Richard Guenther <rguenther@suse.de>
16946 * genpreds.c (write_insn_constraint_len): Write function
16947 optimized for CONSTRAINT_LEN implementation.
16948 (write_tm_preds_h): Output insn_constraint_len inline and
16949 use it for CONSTRAINT_LEN.
16950 (write_insn_preds_c): Don't output insn_constraint_len.
16951 * doc/md.texi (define_register_constraint): Document multi-letter
16952 constraints shall have the same length if they start with the same
16955 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16958 * config/i386/i386.md (isinf<mode>2): Expand only when
16959 TARGET_C99_FUNCTIONS is set.
16961 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16963 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16964 (x86_64-*-linux*): Ditto.
16965 * config/i386/i386.opt (mpc): New option.
16966 * config/i386/i386.c (overrride_options): Handle
16967 ix87_precision_string.
16968 * config/i386/crtprec.c: New file.
16969 * config/i386/t-crtpc: Ditto.
16970 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16971 and -mpc80 options.
16972 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16973 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16974 crtprec32.o, crtprec64.o and crtprec80.o.
16976 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16977 and -mpc80 options.
16978 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16980 2007-04-02 Eric Christopher <echristo@apple.com>
16982 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16983 limitations on darwin.
16985 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16988 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16990 2007-04-02 Dave Korn <dave.korn@artimi.com>
16992 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16994 2007-04-02 Dave Korn <dave.korn@artimi.com>
16996 * libgcc2.h (exception_descriptor): Don't forward-declare.
16997 (__get_eh_table_language, __get_eh_table_version): Delete
16998 prototypes of long-dead functions.
17000 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17002 * ebitmap.h: New file
17003 * ebitmap.c: New file
17004 * Makefile.in (ebitmap.o): New target.
17006 2007-04-01 Jan Hubicka <jh@suse.cz>
17008 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17009 before very first instruction.
17011 2007-04-01 Jan Hubicka <jh@suse.cz>
17013 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17014 waring on 64bit hosts.
17015 * bitmap.h: Fix typo in bitmap_head_def.
17017 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17019 PR rtl-optimization/31391
17020 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17021 into a DELETED_LABEL note, and the label is in an empty basic
17022 block, update BB_END as well as BB_HEAD.
17024 2007-04-01 Richard Henderson <rth@redhat.com>
17026 PR tree-optimization/31169
17027 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17028 to varying if the range is outside [0, prec-1].
17030 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17033 * config/mips/mips.md (load_const_gp): New insn.
17034 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17035 the MIPS16 GP pseudo register if no_new_pseudos.
17036 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17038 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17041 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17043 (call_value): Likewise.
17045 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17046 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17049 * doc/invoke.texi: (optimization options): Reword description
17050 of -ffast-math. Document its primary purpose.
17052 2007-03-31 Richard Guenther <rguenther@suse.de>
17054 * omp-low.c (splay-tree.h): Include.
17055 (lookup_decl): Replace splay-tree usage by pointer-map.
17056 (maybe_lookup_decl): Likewise.
17057 (new_omp_context): Likewise.
17058 (delete_omp_context): Likewise.
17059 * gimplify.c (splay-tree.h): Include.
17060 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17062 (remap_ssa_name): Likewise.
17063 (remap_decl): Likewise.
17064 (remap_type_1): Likewise.
17065 (remap_type): Likewise.
17066 (copy_body_r): Likewise.
17067 (expand_call_inline): Likewise.
17068 (clone_body): Likewise.
17069 (copy_tree_r): Likewise.
17070 (remap_save_expr): Likewise.
17071 (unsave_r): Likewise.
17072 (unsave_expr_now): Likewise.
17073 (tree_function_versioning): Likewise.
17074 (build_duplicate_type): Likewise.
17075 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17076 (struct copy_body_data): Replace splay-tree by pointer-map.
17077 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17078 not $(SPLAY_TREE_H).
17079 (gimplify.o): Depend on $(SPLAY_TREE_H).
17080 (omp-low.p): Likewise.
17082 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17084 * config/avr/predicates.md (even_register_operand,
17085 odd_register_operand): New predicates.
17086 * config/avr/avr.md (movw peephole2): New.
17087 (movw_r peephole2): New.
17089 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17091 * tree.h (get_signed_or_unsigned_type): New.
17092 * fold-const.c (operand_equal_for_comparison_p): Use
17093 get_signed_or_unsigned_type instead of
17094 lang_hooks.types.signed_or_unsigned_type.
17095 * expr.c (store_expr): Ditto.
17096 * langhooks.c (get_signed_or_unsigned_type): New.
17097 (lhd_signed_or_unsigned_type): New.
17098 * langhooks.h (lhd_signed_or_unsigned_type): New.
17099 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17101 2007-03-30 Richard Henderson <rth@redhat.com>
17103 * tree-ssa-loop-ivopts.c: Include target.h.
17104 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17105 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17106 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17107 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17109 2007-03-30 Richard Henderson <rth@redhat.com>
17110 Kai Tietz <kai.tietz@onevision.com>
17112 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17113 default for 64-bit.
17114 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17115 (TARGET_64BIT_MS_ABI): New.
17116 (DBX_REGISTER_NUMBER): Handle 64-bit.
17117 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17118 (LONG_TYPE_SIZE): Force to 32.
17119 (REG_PARM_STACK_SPACE): New.
17120 (OUTGOING_REG_PARM_STACK_SPACE): New.
17121 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17122 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17123 (STACK_BOUNDARY): Use 128 for 64-bit.
17124 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17125 Add 64-bit implementation.
17126 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17128 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17129 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17130 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17131 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17132 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17133 TARGET_64BIT_MS_ABI.
17134 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17135 (ix86_pass_by_reference): Likewise.
17136 (ix86_function_value_regno_p): Likewise.
17137 (ix86_build_builtin_va_list): Likewise.
17138 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17139 (function_arg_advance_ms_64): New.
17140 (function_arg_advance): Call it.
17141 (function_arg_ms_64): New.
17142 (function_arg): Call it.
17143 (function_value_ms_64): New.
17144 (ix86_function_value_1): Call it.
17145 (return_in_memory_ms_64): New.
17146 (ix86_return_in_memory): Call it.
17147 (setup_incoming_varargs_ms_64): New.
17148 (ix86_setup_incoming_varargs): Call it.
17149 (ix86_expand_prologue): Handle 64-bit stack probing.
17150 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17151 (output_pic_addr_const): Likewise.
17152 (x86_this_parameter): Likewise.
17153 (x86_output_mi_thunk): Likewise.
17154 (x86_function_profiler): Likewise.
17155 (TARGET_STRICT_ARGUMENT_NAMING): New.
17156 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17157 (TARGET_64BIT_MS_ABI): New.
17158 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17159 * config/i386/i386.md (allocate_stack_worker): Remove.
17160 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17161 describe the clobber of eax without a match_scratch.
17162 (allocate_stack_worker_postreload): Remove.
17163 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17164 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17165 (allocate_stack_worker_rex64_postreload): Remove.
17166 (allocate_stack): Handle 64-bit.
17167 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17168 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17169 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17170 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17171 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17172 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17173 * config.build (x86_64-*-mingw*): New host.
17174 * config.host (x86_64-*-mingw*): New host.
17175 * config.gcc (x86_64-*-mingw*): New target.
17176 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17178 2007-03-30 Richard Henderson <rth@redhat.com>
17179 Kai Tietz <kai.tietz@onevision.com>
17181 * c-pragma.c (struct def_pragma_macro_value): New.
17182 (struct def_pragma_macro): New.
17183 (pushed_macro_table): New.
17184 (dpm_hash, dpm_eq): New.
17185 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17186 (init_pragma): Install them.
17187 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17189 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17191 * config/avr/avr.c (avr_override_options): Clear
17192 'flag_delete_null_pointer_checks'.
17194 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17197 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17198 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17199 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17200 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17201 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17202 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17203 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17205 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17207 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17209 * regmove.c: Move all of pass_stack_adjustments from here...
17210 * combine-stack-adj.c: ...to this new file.
17211 * Makefile.in: Add rules for combine-stack-adj.o.
17213 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17215 PR tree-optimization/31383
17216 * tree-data-ref.c (affine_function_equal_p): Do not require the
17217 vectors to have the same length.
17219 2007-03-30 Jan Hubicka <jh@suse.cz>
17221 PR middle-end/30700
17222 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17223 availablility; add more sanity checking; ask varpool only about
17226 2007-03-29 Richard Henderson <rth@redhat.com>
17228 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17229 to decide, but __SIZEOF_LONG_LONG__.
17231 2007-03-29 Richard Henderson <rth@redhat.com>
17233 * emutls.c (struct __emutls_array): New.
17234 (emutls_destroy): Use it instead of casting element 0 from void*.
17235 (__emutls_get_address): Likewise.
17237 2007-03-29 Richard Henderson <rth@redhat.com>
17239 * varasm.c (initializer_constant_valid_p): Don't deny
17240 DECL_DLLIMPORT_P on functions.
17242 * config/i386/cygming.h: Remove function declarations.
17243 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17244 (ASM_OUTPUT_LABELREF): Remove.
17245 (COMMON_ASM_OP): Remove.
17246 (ASM_OUTPUT_COMMON): Remove.
17247 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17248 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17249 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17250 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17251 Rename from TARGET_ENCODE_SECTION_INFO.
17252 * config/i386/netware.h: Likewise.
17253 * config/i386/i386-protos.h: Update.
17254 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17255 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17256 (legitimate_constant_p): Reject dllimports.
17257 (dllimport_map, get_dllimport_decl): New.
17258 (legitimize_dllimport_symbol): New.
17259 (legitimize_address, ix86_expand_move): Use it.
17260 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17261 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17262 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17263 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17264 * config/i386/predicates.md (constant_call_address_operand): Only
17265 accept symbols; reject dllimport_p symbols.
17266 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17267 i386_pe_maybe_record_exported_symbol.
17268 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17269 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17270 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17271 trust the setting of DECL_DLLIMPORT_P.
17272 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17273 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17274 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17275 tidy the argument scanning loop.
17276 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17277 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17278 (i386_pe_strip_name_encoding): Remove.
17279 (i386_pe_binds_local_p): New.
17280 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17281 (i386_pe_output_labelref): Remove.
17282 (i386_pe_asm_output_aligned_decl_common): New.
17283 (i386_pe_maybe_record_exported_symbol): Rename from
17284 i386_pe_record_exported_symbol; check for dllexported symbols.
17286 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17288 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17289 add comment explaining why vsnprintf cannot be used.
17291 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17293 PR tree-optimization/30666
17294 * tree.c (build_complex_type): When creating type names for DWARF2
17295 debug info, create TYPE_DECLs for TYPE_NAME instead of
17297 (build_common_tree_nodes_2): Use build_complex_type when building
17298 predefined complex types, to preserve canonical types.
17300 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17302 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17303 (noce_get_alt_condition): Look at it to determine whether to
17304 reverse the condition or not.
17305 (noce_get_condition): Substitute the truth for lies.
17306 (noce_find_if_block): Set the then_else_reversed field.
17308 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17310 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17311 destination of this insn.
17312 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17313 than calling gen_rtx_SET directly. Use r0 to hold the value of
17314 'address + 4' rather than a stack based temporary which can be
17315 mis-optimized away.
17317 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17319 * config/s390/s390.c (s390_secondary_input_reload_class,
17320 s390_secondary_output_reload_class): Functions removed.
17321 (s390_secondary_reload): New function.
17322 (TARGET_SECONDARY_RELOAD): Target macro defined.
17323 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17324 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17325 * config/s390/s390.md ("reload_outti", "reload_outdi",
17326 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17327 "reload_out<mode>"): Expanders removed.
17328 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17329 "reload<mode>_nonoffmem_out"): Expanders added.
17331 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17333 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17334 action if SRC->DEST replacement failed anyway.
17336 2007-03-28 Mike Stump <mrs@apple.com>
17338 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17339 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17340 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17342 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17344 * config.gcc: Accept barcelona as a variant of amdfam10.
17345 * config/i386/i386.c (override_options): Likewise.
17346 * doc/invoke.texi: Likewise.
17348 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17350 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17351 offsets for BIT_FIELD_REF and COMPONENT_REF.
17353 2007-03-28 Richard Guenther <rguenther@suse.de>
17355 * tree.c (is_global_var): Move ...
17356 * tree-flow-inline.h (is_global_var): ... here.
17357 * tree.h (is_global_var): Remove declaration.
17359 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17361 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17363 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17364 * config/i386/i386.c (ix86_tune_features): Initialize new
17366 * config/i386/predicates.md (promotable_binary_operator): Use
17367 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17369 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17372 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17374 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17376 * config/fr30/fr30.md (movsi_internal): Change destination
17377 constraint from m to V and add m to the end.
17379 2007-03-28 Christian Bruel <christian.bruel@st.com>
17381 * config/sh/sh.md (movsi_i): Fix type attribute.
17383 2007-03-28 Christian Bruel <christian.bruel@st.com>
17385 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17386 (movsf_ie): Likewise.
17388 2007-03-28 Christian Bruel <christian.bruel@st.com>
17390 * config.gcc: Add sh4-300 to multilib.
17391 * config/sh/t-mlib-sh4-300: New file.
17393 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17395 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17396 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17397 fix_trunc<mode>di2.
17398 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17399 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17400 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17401 "fixuns_trunctddi2"): Whitespace fix.
17403 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17405 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17406 the definition of struct sh_args.
17407 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17408 CALL_COOKIE_INT_REG_GET): Likewise.
17410 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17412 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17413 transformations are applied successfully.
17415 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17417 * tree.c (tree_contains_struct): Permit 512 tree codes.
17418 * tree.h (tree_contains_struct): Ditto.
17419 (MAX_TREE_CODES): Ditto.
17420 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17421 SPARE member to store remaining padding bits.
17423 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17425 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17428 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17430 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17431 * configure: Regenerate.
17433 * configure: Regenerate using the correct version of autoconf.
17435 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17437 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17439 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17440 regs to "__SP_L__" and "__SP_H__".
17442 2007-03-27 Richard Guenther <rguenther@suse.de>
17444 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17445 computations with it with a HOST_WIDE_INT variable.
17447 2007-03-26 Mike Stump <mrs@apple.com>
17449 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17450 objective-c-header, objective-c++-header and objc++-cpp-output
17452 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17454 2007-03-26 Richard Henderson <rth@redhat.com>
17457 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17458 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17459 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17460 IX86_BUILTIN_PSRLQ128): New.
17461 (ix86_init_mmx_sse_builtins): Add them.
17462 (ix86_expand_builtin): Expand them.
17463 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17464 operand 2 be TImode.
17465 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17466 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17467 _mm_srli_epi64): Mark __B const.
17468 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17469 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17470 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17471 new two-vector shift builtins.
17473 2007-03-26 Ian Lance Taylor <iant@google.com>
17475 PR tree-optimization/31345
17476 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17477 [+INF, +INF(OVF)] into VARYING.
17479 2007-03-26 Zack Weinberg <zackw@panix.com>
17481 * gengtype-parse.c: New file.
17482 * gengtype-yacc.y: Delete.
17483 * gengtype-lex.l: Don't include gengtype-yacc.h.
17484 Define YY_DECL and yyterminate appropriately for recursive
17485 descent parser. yylval is now a string out-parameter to yylex.
17486 (HWS, EOID): New shorthand.
17487 (IWORD): Add a couple more types.
17488 (yylex): Add a setup stanza. Remove the complex rules for
17489 detecting GTY'ed types and typedefs; replace with simple
17490 keyword detectors. Adjust everything for the changed
17491 definition of yylval. Ignore all pp-directives, not just #define.
17493 (parse_file): Rename yybegin; do not call yyparse.
17495 * gengtype.c (xasprintf): Export again.
17496 (this_file): New. Use everywhere __FILE__ was being used.
17497 (get_lang_bitmap): Special case types defined in gengtype.c.
17498 (do_typedef, new_structure): Suppress definition of certain types.
17499 (new_structure): Improve diagnostics of duplicate definitions.
17500 Make sure location_s is associated with input.h.
17501 (nreverse_pairs, define_location_structures): New functions.
17502 (main): Improve tagging of kludge types. Remove old kludges
17503 for input.h types; use define_location_structures.
17504 * gengtype.h: Update prototypes. Define token codes here.
17505 * Makefile.in: Remove all references to gengtype-yacc.
17506 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17508 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17509 add GTY((skip)) to the field that's only conditionally there.
17510 * doc/install.texi: Document that Bison is no longer required
17511 unless building treelang.
17513 * gengtype.c: Don't include gtyp-gen.h.
17514 (srcdir): Declare here.
17515 (base_files, lang_dir_names): Allocate dynamically.
17516 (gt_files, num_gt_files, num_lang_dirs): New globals.
17517 (measure_input_list, read_input_line, read_input_list)
17518 (set_lang_bitmap): New functions.
17519 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17520 simplify, relying on read_input_list to set up the bitmaps.
17521 (main): Arguments are no longer unused. Check for correct number
17522 of command line arguments, set srcdir and srcdir_len, then call
17523 read_input_list, before doing anything else. No need to worry
17524 about duplicates in main loop.
17525 * configure.ac: Simplify the calculation of all_gtfiles.
17526 Put language tags in there. Don't set or substitute
17527 all_gtfiles_files_langs or all_gtfiles_files_frags.
17528 * Makefile.in: Revamp the way gengtype is invoked, now that it
17529 takes a file on its command line with a much simpler format.
17530 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17531 (GTFILES): Remove duplicates and C source files.
17532 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17533 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17534 * configure: Regenerate.
17536 * gengtype.h: Remove all type definitions to gengtype.c; leave
17537 only definitions of options_p, type_p, and pair_p as opaque
17538 pointers. Update prototypes.
17539 * gengtype.c: Many type definitions moved here from gengtype.h.
17540 Consolidate type definitions at the top of the file.
17541 (xvasprintf): Delete.
17542 (xasprintf): Make static.
17543 (create_nested_pointer_option): Add 'next' parameter.
17544 (create_field_all, create_field_at): New functions.
17545 (create_field): Now a thin wrapper around create_field_all.
17546 (create_optional_field): Rename create_optional_field_ and add
17547 line argument. Original name is now a macro which supplies
17549 (oprintf): Use vsnprintf directly.
17550 (close_output_files): Use fatal rather than perror/exit.
17551 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17552 (main): Set progname. Don't use exit.
17553 * gengtype-yacc.y (struct_fields): Use create_field_at.
17554 (option, optionseqopt): Delete.
17555 (optionseq): Consolidate productions from option here so we
17556 can use the first argument to create_option.
17558 * gengtype-lex.l: Distinguish unions from structures in the
17559 token type. Don't call find_structure; return the tag as a string.
17560 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17561 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17562 string. Reorganize typedef_struct production accordingly.
17563 Use create_nested_ptr_option.
17564 * gengtype.c (create_nested_ptr_option): New function.
17565 * gengtype.h: Declare it.
17567 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17568 (string_type): Don't declare.
17569 (do_scalar_typedef): Declare.
17570 (create_scalar_type): Update prototype.
17571 * gengtype.c (string_type): Make static.
17572 (scalar_nonchar, scalar_char): New.
17573 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17574 (resolve_typedef): Use scalar_nonchar for error recovery.
17575 (create_scalar_type): Remove name_len field. Return scalar_char
17576 or scalar_nonchar as appropriate.
17577 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17578 to use string_type.
17579 (throughout): Use scalar_nonchar instead of calling
17580 create_scalar_type, whenever possible.
17581 (main): Initialize scalar_char and scalar_nonchar before calling
17583 * gengtype-lex.l: Adjust for removal of second argument to
17584 create_scalar_type. Use yylval.s instead of yylval.t when
17586 * gengtype-yacc.y: Type of SCALAR is string. Call
17587 create_scalar_type from type:SCALAR rule. Adjust for removal of
17588 second argument to create_scalar_type.
17590 * vec.h: Remove all #if IN_GENGTYPE blocks.
17591 Add comment saying that changes may require adjustments to gengtype.
17592 * gengtype.c: Don't include coretypes.h or tm.h.
17593 Add comment to inclusion of errors.h.
17594 (note_def_vec, note_def_vec_alloc): New functions.
17595 * gengtype.h: Declare new functions.
17596 * gengtype-lex.l: Don't include coretypes.h.
17597 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
17599 (update_lineno): Remove unnecessary prototype.
17600 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
17601 (VEC rule): Just return VEC_TOKEN.
17602 * gengtype-yacc.y (VEC_TOKEN): New token type.
17603 (type): Add a production for VEC(a,b).
17604 * Makefile.in: Update dependencies.
17606 * gengtype-lex.l: Remove rules for parsing pointer-to-function
17607 typedefs that use the old PARAMS macro.
17609 * gengtype-lex.l: Remove all rules and states relating to yacc
17611 * gengtype-yacc.y: Similarly.
17612 * gengtype.c (note_yacc_type): Delete function.
17613 * gengtype.h: Update prototypes.
17615 2007-03-26 Joseph Myers <joseph@codesourcery.com>
17617 * tree-pretty-print.c (dump_generic_node): Report precision of
17618 unnamed integer types.
17620 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
17622 * ifcvt.c (noce_try_store_flag_constants): Don't check
17623 no_new_pseudos here.
17624 (noce_try_store_flag_constants): Don't check no_new_pseudos.
17625 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
17626 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17627 noce_try_sign_mask): Likewise.
17628 (if_convert): Check no_new_pseudos here.
17630 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
17632 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
17633 (noce_get_condition): Handle new then_else_reversed argument.
17634 (noce_init_if_info): Remove, fold into noce_find_if_block.
17635 (noce_process_if_block): Take a struct noce_if_info as the
17636 argument. Don't set up one based on ce_if_info. Update pointer
17637 references accordingly.
17638 (cond_move_process_if_block): Likewise.
17639 (process_if_block): Removed.
17640 (find_if_block): Removed. Move functionality two new functions,
17641 noce_find_if_block and cond_exec_find_if_block.
17642 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
17643 blocks and the symmetric IF-ELSE-JOIN case.
17644 (cond_exec_find_if_block): Also new function mostly based on old
17645 find_if_block and process_if_block.
17646 (find_if_header): Replace find_if_block call with separately
17647 guarded calls to noce_find_if_block and cond_exec_find_if_block.
17648 (find_cond_trap): Update noce_get_condition call.
17649 (dead_or_predicable): Likewise.
17651 2007-03-26 Jakub Jelinek <jakub@redhat.com>
17653 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
17655 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
17656 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
17657 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
17658 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
17659 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
17660 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
17661 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
17662 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
17663 __builtin_ia32_psrad128 builtins.
17665 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17667 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
17668 * config/i386/constraints.md
17669 (define_constraint "I"): Use IN_RANGE macro.
17670 (define_constraint "J"): Ditto.
17671 (define_constraint "K"): Ditto.
17672 (define_constraint "M"): Ditto.
17673 (define_constraint "N"): Ditto.
17674 (define_constraint "O"): Ditto.
17675 * config/i386/predicates.md
17676 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
17677 (define_predicate "const_0_to_3_operand"): Ditto.
17678 (define_predicate "const_0_to_7_operand"): Ditto.
17679 (define_predicate "const_0_to_15_operand"): Ditto.
17680 (define_predicate "const_0_to_63_operand"): Ditto.
17681 (define_predicate "const_0_to_255_operand"): Ditto.
17682 (define_predicate "const_1_to_31_operand"): Ditto.
17683 (define_predicate "const_2_to_3_operand"): Ditto.
17684 (define_predicate "const_4_to_7_operand"): Ditto.
17686 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17688 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
17689 in SImode for save_world.
17690 * config/rs6000/altivec.md (save_world, restore_world): Convert to
17693 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
17695 PR tree-optimization/30784
17696 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
17699 2007-03-25 Revital Eres <eres@il.ibm.com>
17701 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
17702 Fold movement_possibility function into it.
17704 2007-03-25 David Edelsohn <edelsohn@gnu.org>
17706 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
17707 (load_macho_picbase_{si,di}): Convert to LR hard reg.
17708 (call_indirect_nonlocal_darwin64): Same.
17709 (call_nonlocal_darwin64): Same.
17710 (call_value_indirect_nonlocal_darwin64): Same.
17711 (call_value_nonlocal_darwin64): Same.
17712 (sibcall_nonlocal_darwin64): Same.
17713 (sibcall_value_nonlocal_darwin64): Same.
17714 (sibcall_symbolic_64): Same.
17715 (sibcall_value_symbolic_64): Same.
17716 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
17718 (rs6000_emit_load_toc_table): Same.
17719 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
17720 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
17722 (divss_call): Same.
17723 (divus_call): Same.
17724 (quoss_call): Same.
17725 (quous_call): Same.
17726 (load_toc_v4_pic_si): Same
17727 (load_toc_v4_PIC_1): Same.
17728 (load_toc_v4_PIC_1b): Same.
17729 (call_indirect_aix{32,64}): Same.
17730 (call_value_indirect_aix{32,64}): Same.
17732 (call_value): Same.
17733 (call_local{32,64}): Same.
17734 (call_value_local{32,64}): Same.
17735 (call_indirect_nonlocal_aix{32,64}): Same.
17736 (call_nonlocal_aix{32,64}): Same.
17737 (call_value_indirect_nonlocal_aix{32,64}): Same.
17738 (call_value_nonlocal_aix{32,64}): Same.
17739 (call_indirect_nonlocal_sysv<mode>): Same.
17740 (call_nonlocal_sysv<mode>): Same.
17741 (call_value_indirect_nonlocal_sysv<mode>): Same.
17742 (call_value_nonlocal_sysv<mode>): Same.
17744 (sibcall_local{32,64}): Same.
17745 (sibcall_value_local{32,64}): Same.
17746 (sibcall_nonlocal_aix{32,64}): Same.
17747 (sibcall_value_nonlocal_aix{32,64}): Same.
17748 (sibcall_nonlocal_sysv<mode>): Same.
17749 (sibcall_value): Same.
17750 (sibcall_value_nonlocal_sysv<mode>): Same.
17752 2007-03-24 Paul Brook <paul@codesourcery.com>
17754 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
17755 * config/arm/linux-eabi.h: Remove legacy syscall hack.
17757 2007-03-24 Richard Henderson <rth@redhat.com>
17759 * config/ia64/constraints.md: New file.
17760 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
17761 satisfies_constraint_?.
17762 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
17763 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
17764 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
17765 ia64_output_mi_thunk): Likewise.
17766 (ia64_const_ok_for_letter_p): Remove.
17767 (ia64_const_double_ok_for_letter_p): Remove.
17768 (ia64_extra_constraint): Remove.
17769 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
17770 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
17771 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
17772 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
17773 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
17774 EXTRA_MEMORY_CONSTRAINT): Remove.
17775 * config/ia64/ia64.md: Include constriants.md. Replace
17776 CONST_OK_FOR_? with satisfies_constraint_?.
17778 2007-03-23 Michael Meissner <michael.meissner@amd.com>
17779 H.J. Lu <hongjiu.lu@intel.com>
17781 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
17783 (name macros): Use DPD_BID_NAME to convert names properly.
17785 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
17786 decimal floating point format.
17787 (init_floating_libfuncs): Change decimal functions so that they
17788 have a "bid_" prefix if the decimal system uses the BID format,
17789 and "dpd_" prefix if the decimal system uses the DPD format.
17790 (init_interclass_conv_libfuncs): Ditto.
17791 (init_intraclass_conv_libfuncs): Ditto.
17793 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17794 using the BID format.
17796 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17797 whether we are using the BID decimal format.
17798 * configure: Regenerate.
17800 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17801 the compiler has decimal floating point enabled. Define
17802 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17805 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
17806 using the BID format.
17808 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
17809 whether we are using the BID decimal format.
17810 * configure: Regenerate.
17812 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
17813 the compiler has decimal floating point enabled. Define
17814 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
17817 * doc/install.texi (--enable-decimal-float): Document BID and DPD
17818 options, and that it is enabled for i386/x86_64 systems.
17820 * Makefile.in (enable_decimal_float): New.
17822 (DECNUMINC): Add -I$(DECNUMFMT).
17823 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
17824 to $(DECNUMFMT) from $(DECNUM).
17826 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
17827 Substitute enable_decimal_float.
17828 * configure: Regenerated.
17831 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
17834 * configure.ac: Enable decimal float for x86_64-*-linux*.
17835 * configure: Regenerated.
17838 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
17839 decimal128ClearSign to flip and clear the sign bit in decimal128.
17840 (decimal_real_maxval): Set decimal128SetSign to set the sign
17843 2007-03-23 Ian Lance Taylor <iant@google.com>
17845 * fold-const.c (fold_binary): Correct warning for X - c >= X.
17847 2007-03-23 Ian Lance Taylor <iant@google.com>
17849 * tree-dump.c (dump_files): Correct comment.
17851 2007-03-23 Ian Lance Taylor <iant@google.com>
17853 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17855 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17857 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17858 in cfglayout mode. Don't go into and out of cfglayout mode.
17859 Link the blocks in the order of the constructed traces.
17860 (rest_of_handle_tracer): Adjust call to tracer.
17861 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17862 Don't go into cfglayout mode.
17863 (rtl_loop_done): Don't go out of cfglayout mode.
17864 * cfglayout.c (relink_block_chain): New function, split out from...
17865 (fixup_reorder_chain): ...here. Remove redundant checking.
17866 (cfg_layout_finalize): Don't clear the header, footer, and aux
17867 fields here, move the code to do so to relink_block_chain. Likewise
17868 for free_original_copy_tables.
17869 * rtl.h (tracer): Update prototype.
17870 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17871 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17872 mode. Use relink_block_chain to serialize the CFG according to the
17873 new basic block order. Move targetm.cannot_modify_jumps_p check from
17875 (gate_handle_reorder_blocks): ...to here.
17876 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17878 (gate_duplicate_computed_gotos): ...to here.
17879 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17880 something always changes when going into and out of cfglayout mode.
17881 Perform an expensive cfg cleanup while going into cfglayout mode.
17882 Always update liveness information on HAVE_conditional_execution
17883 targets. Reserialize the basic blocks and go out of cfglayout mode.
17884 * reg-stack.c: Include cfglayout.h.
17885 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17886 the call to reorder_basic_blocks.
17887 * basic-block.h (reorder_basic_blocks): Update prototype.
17888 (relink_block_chain): New prototype.
17889 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17891 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17893 * config/mips/mips.md (type, hazard, *movdi_32bit,
17894 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17895 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17896 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17897 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17898 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17900 (movcc): Change first xfer to multi.
17901 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17902 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17903 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17904 config/mips/generic.md: Change reservations using "xfer" to use
17906 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17907 using match_operand.
17908 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17909 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17911 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17913 2007-03-22 Richard Henderson <rth@redhat.com>
17915 * config/i386/i386.c: Remove unnecessary function declarations.
17916 Move targetm definition, and all related macros, to the end of
17917 the file. Resort some functions to put definitions before uses.
17918 (ix86_attribute_table): Make static. Move to end of file.
17919 (ix86_gimplify_va_arg): Make static.
17921 2007-03-22 Richard Henderson <rth@redhat.com>
17923 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17924 don't increase local_regparm with force_align_arg_pointer check.
17925 (ix86_function_sseregparm): Assert 32-bit.
17926 (type_has_variadic_args_p): New.
17927 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17928 type_has_variadic_args_p.
17929 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17930 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17931 use memset instead. Do maybe_vaarg check first; skip attribute
17932 tests if true; skip attribute tests for 64-bit.
17933 (construct_container): Remove TARGET_DEBUG_ARG.
17934 (function_arg_advance_32, function_arg_advance_64): Split out ...
17935 (function_arg_advance): ... from here.
17936 (function_arg_32, function_arg_64): Split out ...
17937 (function_arg): ... from here.
17938 (ix86_pass_by_reference): Tidy.
17939 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17940 (function_value_32): New, from parts of ix86_function_value
17941 and ix86_value_regno.
17942 (function_value_64): New, from parts of ix86_function_value
17943 and ix86_libcall_value.
17944 (ix86_function_value_1): New.
17945 (ix86_function_value, ix86_libcall_value): Use it.
17946 (return_in_memory_32, return_in_memory_64): Split out ...
17947 (ix86_return_in_memory): ... from here.
17948 (ix86_struct_value_rtx): Skip for 64-bit.
17949 (ix86_libcall_value, ix86_value_regno): Remove.
17950 (setup_incoming_varargs_64): Split out ...
17951 (ix86_setup_incoming_varargs): ... from here.
17952 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17953 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17954 * config/i386/i386-protos.h (ix86_function_value): Remove.
17955 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17957 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17960 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17961 infinities not supported, otherwise emit warning if -Woverflow. On
17962 underflow, emit warning if -Woverflow.
17963 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17965 * real.h (real_from_string): Update declaration
17967 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17968 Richard Henderson <rth@redhat.com>
17970 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17971 * calls.c (compute_argument_block_size, expand_call,
17972 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17973 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17974 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17975 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17976 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17977 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17978 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17979 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17982 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17984 * c-incpath.c (add_sysroot_to_chain): New.
17985 (merge_include_chains): Add sysroot argument. Call
17986 add_sysroot_to_chain if sysrooted.
17987 (register_include_chains): Update call to merge_include_chains.
17988 * doc/cppopts.texi: Document use of '=' in include directory
17991 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17993 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17994 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17995 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17996 insn pattern using X87MODEF12 mode macro.
17998 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18000 * regmove.c (regmove_optimize): Use reg_mentioned_p
18001 instead of reg_overlap_mentioned_p for DST.
18003 2007-03-21 Mike Stump <mrs@apple.com>
18005 * c.opt: Fixup for Objective-C/C++.
18007 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18009 * explow.c (convert_memory_address): Fold memory reference when
18010 POINTERS_EXTEND_UNSIGNED < 0
18012 2007-03-21 Richard Henderson <rth@redhat.com>
18015 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18016 * config/i386/mmintrin.h (__m64): Likewise.
18017 * config/i386/xmmintrin.h (__m128): Likewise.
18019 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18021 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18022 (VXWORKS_OS_CPP_BUILTINS): Define.
18023 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18024 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18026 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18028 * rtl.h (constant_pool_reference_p): Delete.
18029 (find_constant_src): Declare.
18030 * rtlanal.c (find_constant_src): New function.
18031 * simplify-rtx.c (constant_pool_reference_p): Delete.
18032 * config/i386/i386.md: Use find_constant_src instead of
18033 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18035 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18037 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18038 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18040 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18042 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18043 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18044 (arm_elf_asm_constructor): Use it.
18045 (arm_elf_asm_destructor): New function.
18047 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18049 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18051 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18053 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18055 2007-03-19 Andrew Haley <aph@redhat.com>
18057 PR tree-optimization/31264
18058 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18059 VIEW_CONVERT_EXPRs.
18061 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18063 PR rtl-optimization/30907
18064 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18065 (fwprop_init): Always call loop_optimizer_initialize.
18066 (fwprop_done): Always call loop_optimizer_finalize.
18067 (fwprop): We always have loop info now.
18068 (gate_fwprop_addr): Remove.
18069 (pass_fwprop_addr): Use gate_fwprop as gate.
18071 PR rtl-optimization/30841
18072 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18073 df_chain_alloc): Call df_reorganize_refs unconditionally.
18074 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18075 refs_organized to refs_organized_size.
18076 (df_ref_create_structure): Use refs_organized_size instead of
18077 bitmap_size if refs had been organized, and keep refs_organized_size
18079 * df.h (struct df_ref_info): Change refs_organized to
18080 refs_organized_size.
18081 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18084 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18086 * except.c (output_function_exception_table): Do not reference the
18087 EH personality routine for functions that do not require an
18090 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18093 * c-typeck.c (convert_for_assignment): Call comptypes for
18094 RECORD_TYPE or UNION_TYPE.
18096 PR inline-asm/30505
18097 * reload1.c (reload): Do invalid ASM checking after
18098 cleanup_subreg_operands.
18100 2007-03-19 Jeff Law <law@redhat.com>
18102 * tree-cfg.c (find_taken_edge): Tighten conditions for
18103 optimizing computed gotos.
18105 2007-03-19 Michael Matz <matz@suse.de>
18107 * builtins.c (expand_builtin_sync_operation,
18108 expand_builtin_compare_and_swap,
18109 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18112 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18113 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18116 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18118 * doc/tm.texi: Add brackets around the return type of
18119 TARGET_SECONDARY_RELOAD.
18121 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18122 Richard Guenther <rguenther@suse.de>
18124 PR tree-optimization/31254
18125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18126 Use handled_component_p () where appropriate. Continue
18127 propagating into the rhs if we propagated into an INDIRECT_REF
18130 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18132 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18133 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18134 (xde, xdee): Mode attributes adjusted to support DFP modes.
18135 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18136 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18137 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18138 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18139 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18140 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18141 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18143 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18144 "movsf"): Insn definitions removed.
18145 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18146 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18147 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18149 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18150 "reload_in<mode>", "reload_out<mode>"): Expander added.
18151 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18154 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18156 * config/s390/s390.md: Only non-functional changes. Renamed
18157 FPR mode macro to BFP all over the file.
18159 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18161 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18162 (op_type attribute): RRF instruction type added.
18163 (fT0): New mode attribute.
18164 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18165 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18166 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18167 instruction no secondary memory is needed when moving DFmode values
18168 between GPRs and FPRs.
18170 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18172 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18173 inverted and documentation adjusted.
18174 ("mhard-dfp", "msoft-dfp"): New options.
18175 * config/s390/s390.c (s390_handle_arch_option): New architecture
18177 (override_options): Sanity checks for the new options added.
18178 * config.gcc: New architecture switch: z9-ec.
18179 * config/s390/s390.h (processor_flags): PF_DFP added.
18180 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18181 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18182 when the bit is NOT set so remove it from the defaults.
18184 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18186 * genemit.c (main): Print include statement for dfp.h.
18187 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18190 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18192 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18194 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18197 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18198 instead of PATTERN.
18200 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18202 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18203 attr_length_call, output_call, output_indirect_call): Cleanup
18204 formatting of targetm calls.
18206 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18208 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18210 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18212 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18213 reservation, bypass and anti-bypass descriptions for these
18214 instructions. Update move patterns.
18215 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18218 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18220 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18221 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18222 (get_initial_def_for_reduction): Likewise.
18224 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18226 Fix PR tree-optimization/29922
18227 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18228 (get_representative): Removed.
18229 (value_dies_in_block_x): Update for rvuse removal.
18230 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18231 (compute_antic_aux): Handle when PHI nodes appear in
18232 non-single-successors.
18233 (dump_bitmap_of_names): Removed.
18234 (compute_antic_safe): Renamed and removed rvuse calculation.
18235 Calculate only antic safe.
18236 (insert_into_preds_of_block): Remove assert.
18237 (execute_pre): Update for renamed functions.
18238 (defer_or_phi_translate_block): New function.
18240 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18242 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18243 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18245 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18246 Follow spelling conventions.
18248 * tree-data-ref.h: Remove the prototype for analyze_array.
18250 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18252 PR tree-optimization/31041
18253 * tree-vect-transform.c (get_initial_def_for_induction): Call
18254 force_gimple_operand.
18256 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18258 * ipa-type-escape.c (look_for_casts) : Revert code to use
18259 handled_component_p due to ada test a-numaux.adb.
18261 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18263 * final.c (final_scan_insn): Alter the condition of a
18264 conditional trap if we have nonstandard CC.
18266 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18268 * configure.ac: Remove excess quoting from asm line 0 test.
18269 * configure: Rebuilt.
18271 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18273 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18274 * c-common.c (convert_and_check): Move warning logic to...
18275 (warnings_for_convert_and_check): ...here. Define.
18276 * c-common.h (warnings_for_convert_and_check): Declare.
18278 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18280 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18281 (output_call): Likewise.
18283 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18285 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18287 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18289 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18291 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18293 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18294 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18296 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18298 PR tree-optimization/31183
18299 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18300 Use double_int instead of unsigned int for representing access_strides.
18301 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18303 2007-03-16 Richard Guenther <rguenther@suse.de>
18305 PR tree-optimization/31146
18306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18307 to allow recursion of forward_propagate_addr_expr.
18308 (forward_propagate_addr_into_variable_array_index): Likewise.
18309 (forward_propagate_addr_expr): Likewise.
18310 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18311 (forward_propagate_addr_expr_1): Recurse on simple copies
18312 instead of propagating into them. Do so for useless conversions
18314 (forward_propagate_addr_expr): Clean up unused statements after
18317 2007-03-16 Richard Guenther <rguenther@suse.de>
18319 * builtins.c (expand_builtin_cexpi): Use the right argument
18320 for the expansion via cexp.
18322 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18324 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18325 * configure: Rebuilt.
18327 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18330 * dwarf2out.c (force_type_die): Adjust comment.
18331 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18333 2007-03-15 DJ Delorie <dj@redhat.com>
18335 * config/frv/predicates.md (minmax_operator): Don't check operands
18338 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18340 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18341 Update constant estimates of number of iterations.
18342 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18343 argument renamed to "realistic".
18344 (compute_estimated_nb_iterations): Removed.
18345 (record_niter_bound): New function.
18346 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18347 call record_nonwrapping_iv with upper = false.
18348 (infer_loop_bounds_from_signedness): Pass upper argument to
18349 record_nonwrapping_iv.
18350 (estimate_numbers_of_iterations_loop): Do not call
18351 compute_estimated_nb_iterations. Record estimate based on profile
18352 information. Initialize the constant estimates of number of
18354 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18356 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18357 number of iterations is too small.
18358 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18359 (EST_NOT_AVAILABLE): Removed.
18360 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18361 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18364 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18366 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18367 Handle NE_EXPR guards.
18369 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18372 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18373 Set also -pedantic-errors by default for the preprocessor unless
18374 -fpermissive is given.
18376 2007-03-15 Richard Guenther <rguenther@suse.de>
18378 PR middle-end/29719
18379 PR middle-end/31161
18380 * builtins.c (expand_builtin_cexpi): As a fallback if we
18381 don't have builtins for sincos or cexp create a function
18382 declaration for cexp and expand to a call to that.
18383 (expand_builtin_int_roundingfn): Always fall
18384 back to floor/ceil and its variants even if they may be
18387 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18389 PR middle-end/31159
18390 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18391 jump tables, move the call to delete_dead_jumptables from here...
18392 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18393 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18394 don't allow merging of blocks that try_redirect_by_replacing_jump
18395 also does not handle when not optimizing.
18397 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18398 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18400 * config/i386/i386.md (x86_sahf_1): Correctly handle
18403 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18406 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18407 x86_64_general_operand as operand[2] predicate. Remove "iF"
18408 from operand constraints and use "e" constraint instead.
18409 (*subti3_1, *subti3_1 splitter): Ditto.
18410 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18411 operand[1] predicate.
18413 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18415 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18416 arrays, multiply the access strides by the size of the sub-array.
18417 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18419 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18421 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18422 the configured assembler supports the sahf mnemonic.
18423 * configure: Regenerate.
18424 * config.in: Regenerate.
18426 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18427 emit "sahf" or ".byte\t0x9e" as asm template.
18429 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18432 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18433 option to replace hard coded TARGET_xxx in md file.
18434 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18435 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18436 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18437 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18438 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18439 (X86_TUNE_NOT_VECTORMODE): Ditto.
18440 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18441 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18442 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18443 (TUNE_SLOW_IMUL_IMM8): Ditto.
18444 (TUNE_MOVE_M1_VIA_OR): Ditto.
18445 (TUNE_NOT_UNPAIRABLE): Ditto.
18446 (TUNE_NOT_VECTORMODE): Ditto.
18448 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18451 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18452 tuning options instead of hard coded TARGET_xxx.
18453 (fix ssemode peephole2's): Ditto.
18454 (imul peephole2's): Ditto.
18456 (movdi_or_rex64): Ditto.
18457 (move peephole2): Ditto.
18458 (not peephole2's): Ditto.
18460 2007-03-14 Dirk Mueller <dmueller@suse.de>
18462 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18463 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18464 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18466 * c-parser.c (c_parser_do_statement): Warn about empty body in
18467 do/while statement.
18468 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18469 * doc/invoke.texi (-Wempty-body): Update documentation.
18471 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18474 * c-common.h (warn_for_div_by_zero): Declare.
18475 * c-common.c (warn_for_div_by_zero): Define.
18476 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18479 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18481 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18482 to PREFIX and STANDARD_PREFIX.
18484 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18485 Phil Edwards <phil@codesourcery.com>
18487 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18488 (__gthread_once_t): Remove busy field for RTPs.
18489 (__GTHREAD_ONCE_INIT): Update accordingly.
18491 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18493 * doc/invoke.texi: Document VxWorks options.
18495 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18497 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18499 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18501 PR tree-optimization/30590
18502 * tree-nrv.c (tree_nrv): Check for the partial update of the
18505 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18507 * flags.h (flag_random_seed): Remove declaration, in favor of...
18508 * toplev.h (get_random_seed, set_random_seed): ... these.
18509 * tree.c (get_file_function_name): Use the former.
18510 * opts.c (common_handle_option): Use the latter.
18513 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18515 PR middle-end/31127
18516 * cse.c (cse_find_path): Do not bail out if a basic block that
18517 we already visited now becomes part of a path that starts at a
18518 different basic block. Just disallow this, to make sure we
18519 visit each basic block at most once.
18521 2007-03-13 Jan Hubicka <jh@suse.cz>
18523 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18524 attributes, when profile esitmate is present, calls with very low
18525 frequency are cold.
18527 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18529 PR tree-optimization/30730
18530 PR tree-optimization/26900
18531 * tree-ssa-loop-niter.c: Include gmp.h.
18532 (bounds): New type.
18533 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18534 split_to_var_and_offset, determine_value_range,
18535 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18536 bound_difference, bounds_add, bounds_negate,
18537 number_of_iterations_ne_max, dump_affine_iv): New functions.
18538 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18539 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18540 difference of initial and final value of control iv to validate
18542 (number_of_iterations_cond): Add loop parameter. Determine bounds
18543 on the difference of the extremes of the control iv. Add dumps.
18544 (expand_simple_operations): Handle phi nodes.
18545 (simplify_using_initial_conditions): Do not record used conditions.
18546 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18547 Do not set additional_info.
18548 (implies_nonnegative_p, implies_ge_p): Removed.
18549 (derive_constant_upper_bound): Do not use parameter `additional'.
18550 (record_estimate): Parameter `additional' removed. Parameter
18551 `i_bound' added. Do not call derive_constant_upper_bound.
18552 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18553 bound the number of iterations estimate.
18554 (estimate_numbers_of_iterations_loop): Pass the estimate from
18555 the number of iterations analysis to record_estimate.
18556 * tree.h (multiple_of_p): Declare.
18557 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18558 (scev_const_prop): Do not check expression_expensive_p.
18559 * fold-const.c (multiple_of_p): Exported.
18560 * double-int.c (double_int_mask): Exported.
18561 * double-int.h (double_int_mask): Declare.
18562 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18563 field. Added max field.
18565 2007-03-13 David Taylor <taylor@candd.org>
18568 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18571 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18574 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18575 two unamed patterns.
18577 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18579 * config/i386/i386.opt (mcx16, msahf): New options.
18580 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18581 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18583 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18584 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18585 Output -mcx16 and -msahf options when corresponding bit is set.
18587 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
18588 and -msahf options.
18590 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18592 * configure.ac: Test for assembler tolerance to # 0 "".
18593 * configure, config.in: Rebuilt.
18594 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
18596 2007-03-13 Geoffrey Keating <geoffk@apple.com>
18598 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
18600 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
18601 (handle_syscall): Handle direct system calls.
18602 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
18604 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18606 * doc/invoke.texi: Fix cpp.info cross-reference.
18607 * doc/passes.texi: Fix gcc.info cross-reference.
18609 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
18611 PR tree-optimization/30835
18612 * lambda-code.c (can_convert_to_perfect_nest): Check whether
18613 bb_for_stmt is not NULL before accessing it.
18615 2007-03-12 Joseph Myers <joseph@codesourcery.com>
18617 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
18620 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
18623 * doc/install.texi: Document --enable-stage1-languages
18625 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
18627 * tree-pass.h (pass_into_cfg_layout_mode,
18628 pass_outof_cfg_layout_mode): Declare.
18629 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
18630 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
18631 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
18632 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
18634 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
18636 * c-decl.c (warn_variable_length_array): New function.
18637 Refactored from grokdeclarator to handle warn_vla
18638 and handle unnamed array case.
18639 (grokdeclarator): Refactored VLA warning case.
18640 * c.opt (Wvla): New flag.
18641 * doc/invoke.texi (Wvla): New warning.
18643 2007-03-12 Richard Henderson <rth@redhat.com>
18645 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
18646 (TARGET_SECTION_TYPE_FLAGS): New.
18648 2007-03-12 Richard Henderson <rth@redhat.com>
18650 * config/darwin.c (machopic_reloc_rw_mask): New.
18651 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
18652 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
18654 2007-03-12 Mark Mitchell <mark@codesourcery.com>
18656 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
18657 * cppdefault.h (cpp_PREFIX): Document.
18658 (cpp_PREFIX_len): Likewise.
18659 (cpp_EXEC_PREFIX): New variable.
18660 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
18661 * c-incpath.c (add_standard_paths): Correct logic for relocating
18662 paths within prefix.
18664 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
18666 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
18667 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
18669 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
18670 fix_truncdfdi_sse using SSEMODEF mode macro.
18671 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
18672 fix_truncdfsi_sse using SSEMODEF mode macro.
18673 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
18674 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
18676 2007-03-12 Richard Sandiford <richard@codesourcery.com>
18678 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
18679 elfos.h to tm_file.
18681 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
18683 * tree.h : Add multiple_of_p declaration.
18684 * fold-const.c (multiple_of_p): Make multiple_of_p public.
18685 * ipa-type-escape.c (results_of_malloc): Redundant.
18686 (visited_stmts): New. Visited stmt for walk_use_def_chains.
18687 (cast_type): Extended with new members.
18688 (check_cast): Returns cast_type.
18689 (cast): New structure for data of walk_use_def_chains.
18690 (is_malloc_result, is_cast_from_non_pointer_1,
18691 is_cast_from_non_pointer,
18692 is_array_access_through_pointer_and_index): New functions.
18693 (look_for_casts): Returns cast types.
18694 (check_call): Returns void.
18695 (okay_pointer_operation): Use support of pointer plus index,
18696 pointer plus constant and allow all multiplications.
18698 2007-03-11 Richard Guenther <rguenther@suse.de>
18700 PR tree-optimization/31115
18701 * tree-vrp.c (extract_range_from_binary_expr): Make sure
18702 the shift count is positive and non-anti-range for RSHIFT_EXPR.
18703 A shift count of zero is not special as with *_DIV_EXPR.
18704 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
18707 2007-03-11 Ian Lance Taylor <iant@google.com>
18709 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
18710 the *_DIV_EXPR codes correctly with overflow infinities.
18712 2007-03-11 Ira Rosen <irar@il.ibm.com>
18714 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
18715 indicate success/failure of the analysis. Add negation to subtrahend
18716 in case of subtraction. Fail if both operands contain constants.
18717 (create_data_ref): Fail if analyze_offset fails.
18719 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
18721 * config/i386/i386.md (frndintxf2): Rename to ...
18722 (rintxf2): ... this. Remove expander having same name.
18723 (rintsf2, rintdf2): Implement using SSEMODEF macro.
18724 (roundsf2, rounddf2): Ditto.
18725 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
18726 (lround<mode>di2, lround<mode>si2): Ditto.
18728 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
18730 * lower-subreg.c: Include except.h.
18731 (decompose_multiword_subregs): Verify that the only control flow
18732 insns we can split are loads to multi-words pseudos.
18733 Handle breaking such blocks after splitting, instead of calling
18734 find_many_sub_basic_blocks.
18736 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
18737 on the new basic block. Add a lengthy comment explaining why we
18738 thought this was necessary.
18739 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
18741 2007-03-10 Mark Mitchell <mark@codesourcery.com>
18744 * tree.c (walk_type_fields): Recurse into the element type of
18745 ARRAY_TYPEs if there is a pointer set.
18747 2007-03-10 Dirk Mueller <dmueller@suse.de>
18749 * c-common.c (warn_logical_operator): Fix condition.
18751 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
18753 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
18755 * config/darwin.c (machopic_select_section): Remove superfluous
18756 argument in call to categorize_decl_for_section. Remove unused
18759 2007-03-10 Joseph Myers <joseph@codesourcery.com>
18761 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
18763 * configure: Regenerate.
18765 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
18768 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
18769 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
18770 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
18771 Add LABEL_NUSES to emitted label.
18772 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
18773 branch probability value to emitted jump insn.
18774 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
18775 Do not check life information and do not re-arrange input operands
18776 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
18778 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18780 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
18781 the change of decode_asm_operands.
18783 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
18785 * mode-switching.c (create_pre_exit): Skip blockage insn.
18787 2007-03-09 Diego Novillo <dnovillo@redhat.com>
18789 * tree-pass.h (TODO_update_smt_usage): Remove.
18791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18795 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18797 * pa.c (attr_length_call): Revise condition for long
18798 pc-relative branch.
18799 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
18800 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
18801 sequence on SOM target.
18803 2007-03-09 Geoffrey Keating <geoffk@apple.com>
18805 * gcc.c: Document %{, in big comment at top.
18806 (input_suffix_matches): Remove special handling for .s and
18808 (input_spec_matches): New.
18809 (handle_braces): Handle %{,.
18810 (validate_switches): ',' indicates a value which is not a switch.
18811 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
18812 to detect assembler input.
18813 * config/i386/sol2.h (CPP_SPEC): Likewise.
18814 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
18815 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
18816 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
18817 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
18818 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
18819 -m64 causes deployment target to default to 10.5.
18820 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18822 2007-03-09 Richard Henderson <rth@redhat.com>
18825 * target.h (targetm.asm.out.reloc_rw_mask): New.
18826 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
18827 (TARGET_ASM_OUT): Use it.
18828 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
18829 * varasm.c (categorize_decl_for_section): Remove shlib argument;
18830 use the new reloc_rw_mask target hook instead.
18831 (default_section_type_flags_1): Merge into...
18832 (default_section_type_flags): ... here.
18833 (decl_readonly_section_1): Merge into...
18834 (decl_readonly_section): ... here.
18835 (default_elf_select_section_1): Merge into...
18836 (default_elf_select_section): ... here.
18837 (default_unique_section_1): Merge into...
18838 (default_unique_section): ... here.
18839 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
18840 (default_select_rtx_section): Use it.
18841 (default_elf_select_rtx_section): Likewise.
18842 * output.h: Update to match.
18843 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
18844 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
18845 (TARGET_ASM_RELOC_RW_MASK): New.
18846 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
18847 to categorize_decl_for_section.
18848 (x86_64_elf_unique_section): Likewise.
18849 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
18850 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
18851 (TARGET_ASM_RELOC_RW_MASK): New.
18852 * config/ia64/ia64.c (ia64_rwreloc_select_section,
18853 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18854 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18855 (TARGET_RWRELOC): Remove.
18856 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18857 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18858 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18859 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18860 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18861 (rs6000_xcoff_select_section): Use decl_readonly_section.
18862 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18863 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18864 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18865 (TARGET_SECTION_TYPE_FLAGS): Remove.
18866 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18868 2007-03-09 Roger Sayle <roger@eyesopen.com>
18870 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18871 complex constant equality/inequality comparisons for here.
18872 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18873 known at compile-time or can be simplified to a scalar comparison.
18874 (fold_relational_const): Move compile-time evaluation of complex
18875 constant equality/inequality comparisons to here.
18877 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18879 PR rtl-optimization/30643
18880 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18882 (fold_rtx): Recurse, like before 2006-11-03.
18884 2007-03-09 DJ Delorie <dj@redhat.com>
18886 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18889 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18891 PR tree-optimization/30375
18892 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18893 LHS of statements is not the same.
18894 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18896 2007-03-09 Chao-ying Fu <fu@mips.com>
18898 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18900 * doc/invoke.texi (-mdspr2): Document new option.
18901 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18902 New unspec for DSP REV 2.
18903 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18904 these instructions are extended in DSP REV 2.
18905 (mips-dspr2.md): Include.
18906 * config/mips/mips.opt (mdspr2): New option.
18907 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18908 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18909 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18910 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18911 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18912 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18913 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18915 (bdesc_map): Add one field of unsupported_target_flags.
18916 (bdesc_arrays): Update entries to have extra fields. Add
18918 (mips_init_builtins): Initialize new function types.
18919 Check unsupported_target_fileds to filter out builtins.
18920 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18922 (ASM_SPEC): Pass mdspr2 to the assembler.
18923 * config/mips/mips-dspr2.md: New file.
18925 2007-03-09 Sa Liu <saliu@de.ibm.com>
18927 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18929 2007-03-09 Ian Lance Taylor <iant@google.com>
18931 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18932 argument) like -Wstrict-overflow=2.
18933 * doc/invoke.texi (Warning Options): Update documentation.
18935 2007-03-09 Dirk Mueller <dmueller@suse.de>
18938 * doc/invoke.texi (-Wlogical-op): Document.
18939 * common.opt (-Wlogical-op): New.
18940 * c-common.h (warn_logical_operator): Declare.
18941 * c-common.c (warn_logical_operator): Define.
18942 * c-typeck.c (parser_build_binary_op): Call
18943 warn_logical_operator.
18945 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18947 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18948 * final.c (final_scan_insn): Test for non-"" file name.
18950 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18952 * doc/loop.texi: Document the Omega linear constraints solver.
18953 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18954 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18955 omega-hash-table-size, omega-max-keys, and
18956 omega-eliminate-redundant-constraints.
18957 * tree-pass.h (pass_check_data_deps): Declared.
18960 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18961 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18962 pass_check_data_deps): New.
18963 * tree-data-ref.c (init_data_ref): Remove declaration.
18964 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18965 (analyze_array): Renamed init_array_ref, move up initializations.
18966 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18967 Removed arguments that are set to NULL.
18968 (analyze_indirect_ref): Correct indentation, correct call to
18970 (object_analysis): Call init_array_ref instead of analyze_array.
18971 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18972 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18973 of DR_ACCESS_FNS_ADDR.
18974 (init_omega_eq_with_af, omega_extract_distance_vectors,
18975 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18976 ddr_consistent_p): New.
18977 (compute_affine_dependence): Check consistency of ddrs when
18978 flag_check_data_deps is passed.
18979 (analyze_all_data_dependences): Uncomment.
18980 (tree_check_data_deps): New.
18981 * tree-data-ref.h: Include omega.h.
18982 (DR_ACCESS_FNS_ADDR): Removed.
18983 (data_dependence_relation): Add inner_loop.
18984 (DDR_INNER_LOOP): New.
18985 * common.opt (fcheck-data-deps): New.
18986 * tree-flow.h (tree_check_data_deps): Declare.
18987 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18988 (OBJS-common): Depend on omega.o.
18990 * passes.c (pass_check_data_deps): Scheduled.
18991 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18992 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18993 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18994 PARAM_VECT_MAX_VERSION_CHECKS,
18995 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18997 2007-03-09 Richard Guenther <rguenther@suse.de>
18999 PR tree-optimization/30904
19000 PR middle-end/31058
19001 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19002 the same way as *_DIV_EXPR.
19004 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19006 * recog.c (decode_asm_operands): No mixed declarations and code.
19008 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19010 * rtl.def (ASM_INPUT): Add location.
19011 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19012 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19013 (decode_asm_operands): Add loc operand.
19014 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19015 * stmt.c (expand_asm): Rename to...
19016 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19017 gen_rtx_ASM_INPUT_loc.
19018 (expand_asm_expr): Adjust.
19019 * recog.c (decode_asm_operands): Add loc operand.
19020 (check_asm_operands, extract_insn): Adjust.
19021 * reload1.c (maybe_fix_stack_asms): Likewise.
19022 * final.c (asm_insn_count): Likewise.
19023 (final_scan_insn): Output # line before and after asm.
19025 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19027 * tree-ssa-structalias.c (variable_info): Remove
19029 (new_var_info): Ditto.
19030 (shared_bitmap_info_t): New structure.
19031 (shared_bitmap_table): New variable.
19032 (shared_bitmap_hash): New function.
19033 (shared_bitmap_eq): Ditto
19034 (shared_bitmap_lookup): Ditto.
19035 (shared_bitmap_add): Ditto.
19036 (merge_smts_into): Change to take bitmap directly.
19037 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19038 (init_alias_vars): Init shared bitmap hashtable.
19039 (delete_points_to_sets): Delete shared bitmap hashtable.
19040 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19041 is_aliased removal as a change that was still necessary was
19044 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19046 * config/i386/i386.h (override_options): Conditionally disable
19047 x86_sahf for 64bit targets only.
19049 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19052 * c-decl.c (merge_decls): Don't call make_var_volatile.
19053 * varasm.c (make_var_volatile): Remove.
19054 * output.h (make_var_volatile): Remove.
19056 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19058 PR tree-optimization/31085
19059 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19061 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19063 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19064 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19065 ATTR_CONST_NOTHROW_LIST.
19067 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19070 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19072 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19074 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19077 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19079 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19080 passed, use shared libgcc.
19082 2007-03-08 Roger Sayle <roger@eyesopen.com>
19084 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19085 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19086 (honor_protect_cleanup_actions, lower_try_finally_switch):
19088 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19089 ifc_temp_var): Likewise.
19090 * tree-inline.c (setup_one_parameter): Likewise.
19091 * tree-mudflap.c (mf_decl_cache_locals,
19092 mf_build_check_statement_for): Likewise.
19093 * tree-nested.c (init_tmp_var, save_tmp_var,
19094 finalize_nesting_tree_1): Likewise.
19095 * tree-outof-ssa.c (insert_copy_on_edge,
19096 insert_backedge_copies): Likewise.
19097 * tree-profile.c (tree_gen_edge_profiler,
19098 tree_gen_ic_profiler): Likewise.
19099 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19100 * tree-sra.c (sra_build_assignment): Likewise.
19101 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19102 * tree-ssa-math-opts.c (insert_reciprocals,
19103 execute_cse_sincos_1): Likewise.
19104 * tree-tailcall.c (adjust_accumulator_values,
19105 adjust_return_value): Likewise.
19106 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19107 * tree-vect-transform.c (vect_create_data_ref_ptr,
19108 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19109 vect_create_epilog_for_reduction, vectorizable_reduction,
19110 vectorizable_call, vectorizable_conversion,
19111 vectorizable_assignment, vectorizable_operation,
19112 vectorizable_type_demotion, vect_gen_widened_results_half,
19113 vect_permute_store_chain, vectorizable_store,
19114 vect_setup_realignment, vect_permute_load_chain,
19115 vectorizable_load, vectorizable_condition,
19116 vect_create_cond_for_align_checks): Likewise.
19117 * tree-vrp.c (build_assert_expr_for): Likewise.
19119 2007-03-08 Ian Lance Taylor <iant@google.com>
19121 * tree-vrp.c: Include "intl.h".
19122 (usable_range_p): New static function.
19123 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19124 overflowed values, juts set *strict_overflow_p.
19125 (compare_values): Only return -2 if one of the operands is not a
19127 (compare_ranges): Call usable_range_p.
19128 (compare_range_with_value): Likewise.
19129 (vrp_evaluate_conditional_warnv): Rename from
19130 vrp_evaluate_conditional. Make static. Change all callers.
19131 (vrp_evaluate_conditional): New function.
19132 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19133 on signed overflow.
19134 (simplify_abs_using_ranges): Likewise.
19135 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19136 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19137 within_stmt parameter.
19138 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19139 vrp_evaluate_conditional.
19140 * tree-ssa-threadedge.c
19141 (record_temporary_equivalences_from_stmts_at_dest): Change
19142 simplify parameter to take a second tree parameter.
19143 (simplify_control_stmt_condition): Likewise.
19144 (thread_across_edge): Likewise.
19145 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19146 (thread_across_edge): Likewise.
19147 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19149 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19151 * config/i386/i386.h (TARGET_SAHF): New define.
19152 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19153 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19154 (x86_sahf): New global variable.
19155 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19156 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19157 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19158 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19160 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19161 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19162 when expanding fcomi/sahf based tests.
19163 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19164 expanding sahf based alternative. Emit sahf based sequence when
19165 optimizing for code size.
19166 * config/i386/i386.md (x86_sahf_1): Do not disable for
19167 TARGET_64BIT, enable for TARGET_SAHF.
19169 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19171 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19172 spurious whitespace from error message.
19174 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19177 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19179 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19181 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19183 * tree-sra.c (instantiate_element): Propagate disabled warnings
19184 from the element itself to the created variable.
19186 2007-03-07 Richard Henderson <rth@redhat.com>
19189 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19190 silently fix up the stack in the case of a missing register.
19192 2007-03-07 Paul Brook <paul@codesourcery.com>
19194 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19196 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19198 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19200 (phase1_vrs): Use them.
19201 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19202 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19203 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19204 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19205 __gnu_Unwind_Restore_WMMXC if required.
19206 (_Unwind_VRS_Pop): Implement iWMMXt support.
19207 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19208 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19209 gnu_Unwind_Save_WMMXC): Define.
19211 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19213 * config/vxworks.h (vxworks_override_options): Declare.
19214 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19215 * config/vxworks.c: Include target.h and toplev.h.
19216 (vxworks_override_options): New function.
19217 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19219 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19221 * config/s390/s390.c (override_options): Don't emit an error when
19222 -mstack-size is used without providing -mstack-guard.
19223 (s390_emit_prologue): Choose stack_guard value automatically if not
19224 provided via command line.
19225 * doc/invoke.texi: Adjust description of -mstack-guard and
19228 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19230 * config/i386/i386.c (output_set_got): Add a GOT initialization
19231 sequence for VxWorks PIC.
19232 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19233 around labels as well as symbols. Use gotoff_operand instead
19234 of local_symbolic_operand.
19235 (legitimize_pic_address): Use gotoff_operand instead of
19236 local_symbolic_operand. Use @GOT accesses for labels as
19238 (ix86_output_addr_diff_elt): Use PC-relative rather than
19239 GP-relative offsets for VxWorks PIC.
19240 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19241 no_new_pseudos. Check whether the returned register is op0.
19242 * config/i386/i386.md (tablejump): Use PC-relative rather than
19243 GP-relative offsets for VxWorks PIC.
19244 * config/i386/predicates.md (gotoff_operand): New predicate.
19246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19248 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19250 * config/vxworks-dummy.h: New file.
19251 * config/i386/i386.h: Include it.
19253 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19255 * dwarf2out.c (is_inlined_entry_point): New
19256 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19257 DW_AT_ranges if the first subblock is the entry point.
19259 2007-03-06 David Daney <ddaney@avtrex.com>
19261 * doc/install.texi (mips-*-*): Change recommended binutils
19264 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19266 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19267 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19269 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19270 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19272 2007-03-06 Jan Hubicka <jh@suse.cz>
19274 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19275 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19277 (probably_cold_bb_p): Cold functions are cold.
19278 (probably_never_executed_bb_p): Cold functions are cold.
19279 (tree_bb_level_predictions): Predict calls to cold functions as not
19281 (compute_function_frequency): Check hot/cold attributes.
19282 * function.h (function_frequency): Update comments.
19283 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19284 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19285 (c_common_att): Add cold and hot.
19287 * doc/extend.texi (hot,cold attributes): Document.
19289 2007-03-06 Andrew Haley <aph@redhat.com>
19291 * function.c (expand_function_end): Move blockage to just after we
19292 emit the label for the naked return from the function.
19294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19296 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19299 2007-03-06 Jan Hubicka <jh@suse.cz>
19301 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19302 loaded for constant large models. Non-large 64bit PIC can do.
19303 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19304 * cmodel.h: Add LARGE PIC.
19305 * i386.md (UNSPEC_PLTOFF): New.
19306 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19308 (*call_1_rex64): Disable for large models.
19309 (*call_1_rex64_large): New.
19310 (*call_value_1_rex64): Disable for large models.
19311 (*call_value_1_rex64_large): New.
19312 (set_rip_rex4): New.
19313 (set_got_offset_rex64): New.
19314 * predicates.md (constant_call_address_operand): For large model
19315 constant calls are not possible.
19316 * i386-protos.h (construct_plt_address): Declare.
19317 * i386.c (override_options): Accept large models.
19318 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19319 (legitimate_constant_p): Add new UNSPECs.
19320 (legitimate_pic_operand_p): Likewise.
19321 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19322 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19324 (output_pic_addr_const): Add PLTOFF.
19325 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19326 (ix86_expand_move): Legitimize pic address when in PIC mode.
19327 (construct_plt_address): New function.
19328 (ix86_expand_call): Offload the address to register and use GOT
19329 pointer for large model.
19330 * invoke.texi (mcmodel=large): Update documentation.
19332 2007-03-06 Richard Henderson <rth@redhat.com>
19334 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19335 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19336 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19337 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19338 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19339 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19340 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19341 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19342 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19343 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19344 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19345 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19346 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19347 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19348 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19349 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19350 x86_schedule, x86_use_bt, x86_pad_returns,
19351 x86_use_xchgb): Merge into ...
19352 (ix86_tune_features): ... here. New array.
19353 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19354 x86_bswap): Merge into ...
19355 (ix86_arch_features): ... here. New array.
19356 (x86_3dnow_a): Remove.
19357 (x86_accumulate_outgoing_args): Make static.
19358 (x86_arch_always_fancy_math_387): Make static.
19359 (ix86_tune_mask, ix86_arch_mask): Move ...
19360 (override_options): ... to local variables here. Apply the
19361 appropriate mask to each element of ix86_arch_features and
19362 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19363 as were done in the old macros.
19364 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19365 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19366 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19367 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19368 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19369 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19370 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19371 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19372 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19373 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19374 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19375 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19376 x86_accumulate_outgoing_args, x86_prologue_using_move,
19377 x86_epilogue_using_move, x86_decompose_lea,
19378 x86_arch_always_fancy_math_387, x86_shift1,
19379 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19380 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19381 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19382 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19383 x86_use_incdec, x86_pad_returns, x86_bswap,
19384 x86_partial_flag_reg_stall): Remove.
19385 (enum ix86_tune_indices): New.
19386 (ix86_tune_features): New.
19387 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19388 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19389 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19390 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19391 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19392 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19393 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19394 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19395 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19396 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19397 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19398 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19399 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19400 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19401 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19402 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19403 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19404 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19405 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19406 TARGET_EXT_80387_CONSTANTS): Use it.
19407 (enum ix86_arch_indices): New.
19408 (ix86_arch_features): New.
19409 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19410 TARGET_BSWAP): Use it.
19411 (ix86_tune_mask, ix86_arch_mask): Remove.
19413 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19416 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19417 Define using $${sysroot_headers_suffix}.
19418 * configure: Regenerate.
19419 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19420 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19422 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19423 * gcc.c (print_sysroot_headers_suffix): New.
19424 (option_map): Include --print-sysroot-headers-suffix.
19425 (display_help): Mention -print-sysroot-headers-suffix.
19426 (process_command): Handle -print-sysroot-headers-suffix.
19427 (do_spec_1): Append multilib directory to include-fixed path if
19428 sysroot suffixes in use.
19429 (main): Handle -print-sysroot-headers-suffix.
19430 * Makefile.in (start.encap): Don't depend on xlimits.h
19431 (xlimits.h): Remove.
19432 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19433 limits.h for each multilib in fixinc_list.
19434 (fixinc_list, s-fixinc_list): New.
19435 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19436 generate them for each multilib in fixinc_list.
19437 (stmp-fixproto): Use include-fixed. Run fixproto for each
19438 multilib in fixinc_list.
19439 (mostlyclean): Don't remove xlimits.h.
19440 (clean): Remove include-fixed.
19441 (real-install-headers-tar, real-install-headers-cpio,
19442 real-install-headers-cp): Don't copy include, only include-fixed.
19443 (install-mkheaders): Depend on fixinc_list. Don't depend on
19444 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19445 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19446 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19448 2007-03-06 Jan Hubicka <jh@suse.cz>
19450 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19453 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19455 * configure.ac: Allow tm_file to contain build-directory files.
19456 * configure: Regenerate.
19457 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19458 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19459 * config/m68k/print-sysroot-suffix.sh: New file.
19461 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19463 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19464 of pic_offset_table_rtx if reload_completed.
19465 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19466 PIC_OFFSET_TABLE_REGNUM.
19467 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19469 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19470 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19474 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19475 functions that call eh_return.
19477 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19479 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19480 functions that need a constant pool.
19482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19485 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19486 (m68k_preferred_reload_class): Likewise.
19487 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19488 (SECONDARY_RELOAD_CLASS): Define.
19489 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19490 (LIMIT_RELOAD_CLASS): Delete.
19491 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19492 registers from storing bytes.
19493 (m68k_secondary_reload_class): New function.
19494 (m68k_preferred_reload_class): Likewise.
19496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19498 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19500 (m68k_expand_prologue): Likewise.
19502 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19504 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19505 (mips_expand_epilogue): Add a bool parameter.
19506 (m68k_legitimize_sibcall_address): Declare.
19507 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19508 (m68k_expand_epilogue): Add a parameter to select between sibling
19509 and normal epilogues. Only generate a return for the latter.
19510 (m68k_ok_for_sibcall_p): New function.
19511 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19512 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19513 (sibcall_value, *sibcall_value): Likewise.
19514 (*call, *call_value): Require !SIBLING_CALL_P.
19515 (epilogue): Update call to m68k_expand_epilogue.
19516 (sibcall_epilogue): New pattern.
19517 * config/m68k/predicates.md (const_call_operand): Say that this
19518 predicate applies to sibling calls too.
19519 (sibcall_operand): New predicate.
19521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19523 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19524 alternatives as movsi_cf.
19525 (movsf_cf_hard): Add commentary.
19527 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19528 Richard Sandiford <richard@codesourcery.com>
19530 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19531 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19532 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19533 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19534 as being live on exit from an interrupt function.
19535 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19536 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19537 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19538 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19539 (m68k_interrupt_function_p): Globalize.
19540 (m68k_compute_frame_layout): Remove reverse mask code.
19541 (m68k_emit_movem, m68k_set_frame_related): New functions.
19542 (m68k_output_function_prologue): Delete in favor of...
19543 (m68k_expand_prologue): ...this new function.
19544 (m68k_output_function_epilogue): Delete in favor of...
19545 (m68k_expand_epilogue): ...this new function.
19546 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19548 (print_operand): Handle %?.
19549 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19550 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19551 (prologue, epilogue): New patterns.
19552 (return): Turn into a define_expand.
19553 (*return): New pattern, derived from old "return" pattern. Use rte
19554 rather than rts for interrupt functions. Only use rtd if the pop
19556 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19557 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19558 (link, *link, unlink, *unlink, load_got): Likewise.
19560 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19564 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19565 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19566 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19567 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19568 and m68k_matches_u_p.
19569 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19570 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19571 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19572 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19573 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19574 (REG_STRICT_P): New macro.
19575 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19576 PCREL_GENERAL_OPERAND_OK.
19577 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19578 m68k_legitimate_base_reg_p.
19579 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19580 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19581 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19582 * config/m68k/m68k.c (m68k_address): New structure.
19583 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19584 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19585 (m68k_jump_table_ref_p, m68k_decompose_address)
19586 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
19587 (m68k_matches_u_p): New functions.
19588 (print_operand_address): Rewrite to use m68k_decompose_index.
19590 2007-03-05 David Taylor <dtaylor@emc.com>
19592 * gcc.c: Correct copyright date in --version output.
19594 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19596 * pa.md: In unamed move patterns, disparge copies between general
19597 and floating point registers using '?' modifier. Don't include 'f'
19598 constraint for register preferences in DImode, SImode, HImode and
19599 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
19600 Remove constraints for copies between general and floating registers
19601 in soft-float DFmode pattern.
19602 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
19606 2007-03-05 Mike Stump <mrs@apple.com>
19608 * c-common.c (targetcm): Add.
19609 * c-opts.c (c_common_handle_option): Handle language specific
19611 * opts.c (handle_option): Verify language for target options, if
19613 * opth-gen.awk: Add CL_LANG_ALL.
19614 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
19615 (TARGETCM_INITIALIZER): Add.
19616 * target.h (struct gcc_targetcm): Add.
19618 * targhooks.c (default_handle_c_option): Add.
19619 * targhooks.h (default_handle_c_option): Add.
19620 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
19622 * config/darwin.opt (iframework): Add.
19623 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
19624 * config/darwin-c.c (handle_c_option): Add.
19625 (TARGET_HANDLE_C_OPTION): Add.
19627 * doc/invoke.texi (Darwin Options): Add -iframework.
19629 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19631 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
19634 2007-03-05 Ian Lance Taylor <iant@google.com>
19636 * c.opt (fgnu89-inline): New option.
19637 * c-opts.c (c_common_post_options): Set default value for
19639 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
19640 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
19642 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
19643 (grokdeclarator, start_function): Likewise.
19644 * c-cppbuiltin.c (c_cpp_builtins): Define either
19645 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
19646 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
19647 (C Dialect Options): Document -fgnu89-inline.
19648 * doc/extend.texi (Function Attributes): Explain what the
19649 gnu_inline attribute does.
19650 * doc/cpp.texi (Common Predefined Macros): Document
19651 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19653 2007-03-05 Ian Lance Taylor <iant@google.com>
19655 PR tree-optimization/31034
19656 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
19657 half-range if the other side is an overflow infinity.
19659 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19661 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
19662 (bfin*-linux-uclibc*): New configuration.
19663 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
19665 * config/bfin/linux.h: New file.
19666 * config/bfin/libgcc-bfin.ver: New file.
19667 * config/bfin/t-bfin-uclinux: New file.
19668 * config/bfin/t-bfin-linux: New file.
19669 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
19670 (TARGET_OS_CPP_BUILTINS): New macro.
19672 2007-03-05 Richard Guenther <rguenther@suse.de>
19674 * fold-const.c (fold_binary): Remove duplicate folding
19675 of comparison of non-null ADDR_EXPR against null.
19677 2007-03-05 Richard Guenther <rguenther@suse.de>
19678 Dorit Nuzman <dorit@il.ibm.com>
19680 PR tree-optimization/26420
19681 * tree-vectorizer.c (vectorize_loops): Bail out early if there
19682 are no loops in the function. Only print the number of
19683 vectorized loops if it is greater than zero or we are supposed
19684 to print information about unvectorized loops.
19686 2007-03-05 Revital Eres <eres@il.ibm.com>
19688 * gcc.dg/var-expand1.c: New test.
19689 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
19690 when an accumulator is expanded.
19692 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19695 * c-common.c (convert_and_check): Don't give warnings for
19696 conversion if 'expr' already overflowed.
19698 2007-03-04 Roger Sayle <roger@eyesopen.com>
19700 PR middle-end/30744
19701 * fold-const.c (fold_comparison): Enforce type consistency when
19702 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
19704 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
19706 * tree-ssa-address.c (create_mem_ref): Do not put an expression
19707 containing a cast to the base of TARGET_MEM_REF.
19709 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
19711 * tree.c (tree_contains_struct_check_failed): Remove spurious
19712 whitespace from error message.
19714 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
19717 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
19718 instead of precision.
19720 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
19721 Nathan Sidwell <nathan@codesourcery.com>
19723 * emit-rtl.c (find_auto_inc): New.
19724 (try_split): recreate REG_INC notes,
19725 Use regular for loops rather than whiles.
19727 2007-03-03 Andreas Schwab <schwab@suse.de>
19729 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
19730 * configure: Regenerate.
19732 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19734 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
19735 flag_rounding_math, not flag_unsafe_math_optimizations.
19737 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
19739 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
19740 alpha_fold_vector_minmax): Likewise.
19741 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19742 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
19744 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19746 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
19747 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
19748 if the lhs has side-effects.
19749 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
19751 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19753 * config/i386/i386.h (TUNEMASK): Remove define.
19754 (ARCHMASK): Remove define.
19755 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
19756 Use ix86_arch_mask variable instead of ARCHMASK.
19757 * config/i386/i386.c (override_options): Ditto.
19758 (standard_80387_constant_p): Ditto.
19760 2007-03-02 Ian Lance Taylor <iant@google.com>
19762 Used signed infinities in VRP.
19763 * tree-vrp.c (uses_overflow_infinity): New static function.
19764 (supports_overflow_infinity): New static function.
19765 (make_overflow_infinity): New static function.
19766 (negative_overflow_infinity): New static function.
19767 (positive_overflow_infinity): New static function.
19768 (is_negative_overflow_infinity): New static function.
19769 (is_positive_overflow_infinity): New static function.
19770 (is_overflow_infinity): New static function.
19771 (overflow_infinity_range_p): New static function.
19772 (compare_values_warnv): New function split out of compare_values.
19773 (compare_value): Call it.
19774 (set_value_range_to_nonnegative): Add overflow_infinity
19775 parameter. Change caller.
19776 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
19778 (vrp_expr_computes_nonzero): Likewise.
19779 (compare_ranges, compare_range_with_value): Likewise.
19780 (compare_name_with_value, compare_names): Likewise.
19781 (vrp_evaluate_conditional): Likewise.
19782 (set_value_range): Handle infinity
19783 (vrp_operand_equal_p, operand_less_p): Likewise.
19784 (extract_range_from_assert): Likewise.
19785 (vrp_int_const_binop): Likewise.
19786 (extract_range_from_binary_expr): Likewise.
19787 (extract_range_from_unary_expr): Likewise.
19788 (extract_range_from_comparison): Likewise.
19789 (extract_range_from_expr): Likewise.
19790 (dump_value_range): Likewise.
19791 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
19792 (test_for_singularity): Likewise.
19793 (vrp_int_const_binop): Remove inline qualifier.
19794 (adjust_range_with_scev): Add comment.
19795 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19797 2007-03-02 Diego Novillo <dnovillo@redhat.com>
19799 * tree-ssa-structalias.c (could_have_pointers): Tidy.
19800 (get_constraint_for): Likewise.
19801 (do_structure_copy): Likewise.
19802 (find_func_aliases): Fix references to MODIFY_EXPR.
19803 (intra_create_variable_infos): Tidy.
19804 * tree-ssa-operands.c (add_virtual_operand): Add argument
19806 When adding members of alias sets, if IS_CALL_SITE is true and
19807 the symbol is not call-clobbered, skip it.
19808 Adjust all callers.
19810 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
19812 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
19813 entry by means of emit_insn_at_entry.
19815 2007-03-02 Richard Henderson <rth@redhat.com>
19817 * expr.h (promoted_input_arg): Remove decl.
19818 * function.c (promoted_input_arg): Merge into ...
19819 * combine.c (setup_incoming_promotions): ... only caller.
19820 Rearrange to avoid double loop.
19822 2007-03-02 Ben Elliston <bje@au.ibm.com>
19823 Peter Bergner <bergner@vnet.ibm.com>
19824 Janis Johnson <janis187@us.ibm.com>
19826 * config/rs6000/dfp.md: New file.
19827 * config/rs6000/rs6000.md: Include dfp.md.
19828 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
19829 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
19830 and TDmode decimal float modes in FP registers.
19831 (num_insns_constant): Likewise.
19832 (rs6000_legitimate_offset_address_p): Likewise.
19833 (rs6000_legitimize_address): Likewise.
19834 (rs6000_legitimize_reload_address): Likewise.
19835 (rs6000_legitimate_address): Likewise.
19836 (rs6000_emit_move): Likewise.
19837 (function_arg_boundary): Likewise.
19838 (function_arg_advance): Likewise.
19839 (rs6000_darwin64_record_arg_recurse): Likewise.
19840 (function_arg): Likewise.
19841 (rs6000_gimplify_va_arg): Likewise.
19842 (rs6000_split_multireg_move): Likewise.
19843 (rs6000_output_function_epilogue): Likewise.
19844 (rs6000_output_function_epilogue): Likewise.
19845 (rs6000_register_move_cost): Likewise.
19846 (rs6000_function_value): Likewise.
19847 (rs6000_libcall_value): Likewise.
19849 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19851 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
19853 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19855 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19856 Use $MULTIDIR to choose between the kernel and RTP headers,
19857 and use $WIND_BASE and $WIND_USR to locate them.
19859 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19861 * config/i386/i386.c (override_options): Put initialization of
19862 ix86_tune_mask and ix86_arch_mask to the correct place.
19864 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19865 Michael Meissner <michael.meissner@amd.com>
19868 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19869 (ARCHMASK): Define.
19870 (TARGET_CMOVE): Use ARCHMASK.
19871 (TARGET_CMPXCHG): Ditto.
19872 (TARGET_CMPXCHG8B): Ditto.
19873 (TARGET_XADD): Ditto.
19874 (TARGET_BSWAP): Ditto.
19875 * config/i386/i386.c (ix86_tune_mask): New global variable.
19876 (ix86_arch_mask): Ditto.
19877 (override_options): Initialize ix86_tune_mask and
19878 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19881 2007-03-02 Ben Elliston <bje@au.ibm.com>
19884 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19886 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19888 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19889 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19890 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19891 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19893 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19894 rs6000_init_dwarf_reg_sizes_extra): New.
19895 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19896 SPE register high parts.
19898 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19900 * Makefile.in: Add install-pdf target as
19901 copied from automake v1.10 rules.
19902 * configure.ac: Add install-pdf to target list.
19903 * configure: Regenerate.
19905 2007-03-01 Paul Brook <paul@codesourcery.com>
19907 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19908 modes to LDRD for DImode.
19909 (output_move_double): Fixup out of range ldrd/strd.
19910 (vfp_secondary_reload_class): Rename...
19911 (coproc_secondary_reload_class): ... to this. Add wb argument.
19912 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19913 coproc_secondary_reload_class for CLASS_IWMMXT.
19914 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19915 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19917 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19919 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19920 unroll factor by the estimated number of iterations.
19921 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19922 than prefetch latency.
19924 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19925 decode_caches_intel, detect_caches_intel): New functions.
19926 (host_detect_local_cpu): Use detect_caches_amd and
19927 detect_caches_intel.
19929 2007-03-01 Richard Henderson <rth@redhat.com>
19931 * expr.c (emit_move_complex_push): Export.
19932 (emit_move_complex_parts): Split out from ...
19933 (emit_move_complex): ... here.
19934 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19935 * config/i386/i386.md (movcdi): New.
19937 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19939 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19940 size of mode1 to check for tieable modes in MMX case.
19942 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19944 * Makefile.in (rtlanal.o): Depend on tree.h.
19945 * rtl.h (offset_within_section_p, split_const): Declare.
19946 * rtlanal.c: Include tree.h.
19947 (offset_within_block_p): New function, taken from
19948 mips_offset_within_object_p.
19949 (split_const): New function, taken from mips_split_const.
19950 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19952 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19953 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19954 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19955 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19956 (m68k_illegitimate_symbolic_constant_p): New function.
19957 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19958 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19959 symbolic constant that might be outside the symbol's section,
19960 move the symbol first and then add the offset.
19961 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19963 * config/mips/mips.c (mips_split_const): Delete.
19964 (mips_offset_within_object_p): Delete.
19965 (mips_symbolic_constant_p): Use offset_within_section_p and
19966 split_const instead of mips_offset_within_object_p and
19968 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19969 (mips_legitimize_const_move, print_operand_reloc)
19970 (mips_dangerous_for_la25_p): Use split_const instead of
19973 2007-02-28 Eric Christopher <echristo@apple.com>
19975 * Makefile.in (install-include-dir): Don't rm -rf include.
19977 2007-02-28 Richard Guenther <rguenther@suse.de>
19979 PR middle-end/30364
19980 * fold-const.c (fold_binary): Do not associate expressions
19981 with more than one variable for integer types that do not wrap.
19983 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19985 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19986 Delete, and replace with...
19987 (fold_builtin_call_array): This. Update callers to use it.
19988 * fold-const.c (fold_build_call_list): Delete, and replace with...
19989 (fold_build_call_array): This.
19990 (fold_build_call_list_initializer): Delete, and replace with...
19991 (fold_build_call_array_initializer): This.
19992 * tree.h: Update declarations to reflect above changes.
19994 * c-typeck.c (build_function_call): Store converted arguments
19995 in a stack-allocated array instead of building a list.
19996 (convert_arguments): Store arguments in the array passed in as an
19997 argument, and return the actual number of arguments.
19998 * c-format.c: (check_function_format): Pass arguments in an
19999 array instead of a list.
20000 * c-common.c (check_function_nonnull): Likewise.
20001 (check_function_sentinel): Likewise.
20002 (check_function_arguments): Likewise.
20003 * c-common.h: Update declarations to reflect above changes.
20005 2007-02-28 Jan Hubicka <jh@suse.cz>
20007 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20008 PRED_NEGATIVE_RETURN): Update outcomes.
20010 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20012 * calls.c (emit_library_call_value_1): Handle partial registers
20013 correctly when building up CALL_INSN_FUNCTION_USAGE.
20015 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20017 * pa/predicates.md (move_src_operand): Allow zero for mode.
20018 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20021 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20024 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20025 *movv2df_internal): Enable pattern only for valid operand
20027 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20028 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20030 2007-02-27 Mike Stump <mrs@apple.com>
20032 * config/darwin-crt3.c: Avoid compilation when compiling for a
20035 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20037 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20039 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20040 for fixed headers and limits.h.
20041 (install-include-dir, install-headers-tar, install-headers-cpio,
20042 install-headers-cp, real-install-headers-tar,
20043 real-install-headers-cpio, real-install-headers-cp): Handle
20044 include-fixed as well as include.
20045 (install-mkheaders): Don't install files that go only in include
20047 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20048 from GCC_INCLUDE_DIR.
20049 * gcc.c (process_command): Remove special -BstageN/ handling.
20050 (do_spec_1): Add include-fixed directories.
20052 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20054 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20056 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20058 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20061 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20063 * c-common.c (get_priority): Add check for
20064 SUPPORTS_INIT_PRIORITY.
20066 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20068 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20070 * config/bfin/bfin.c: Include "cfglayout.h".
20071 (MAX_LSETUP_DISTANCE): New macro.
20072 (struct loop_info): New members incoming, incoming_src and
20073 incoming_dest. Delete member predecessor.
20074 (length_for_loop): New function.
20075 (bfin_optimize_loop): Handle more different loop structures.
20076 (bfin_discover_loop): Rework detection of predecessor blocks by
20077 examining incoming edges.
20078 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20080 (bfin_reorder_loops): New function.
20081 (bfin_reorg_loops): Use these three new functions.
20083 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20084 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20085 (CONSTRAINT_LEN): Add entry for 'q'.
20086 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20087 Add 'q' constraints.
20088 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20089 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20091 * config/bfin/bfin.md (add_with_carry): New pattern.
20092 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20093 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20094 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20095 support unsigned multiplies too. Removed incorrect commutativity from
20096 operand 1 constraint where appropriate.
20097 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20099 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20100 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20102 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20103 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20104 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20105 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20106 usmulhisi_hh_huh): New patterns.
20108 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20109 lshifthi3): Fix output template to use half reg for operand 2.
20111 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20114 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20116 2007-02-27 Andreas Schwab <schwab@suse.de>
20118 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20120 2007-02-27 Jan Hubicka <jh@suse.cz>
20122 * predict.c (last_basic_block_p): Remove.
20123 (tree_estimate_probability): Update return heuristic for commonized
20126 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20128 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20130 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20132 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20133 * doc/cpp.texi: Standardize title page.
20134 * doc/cppinternals.texi: Likewise.
20135 * doc/gcc.texi: Standardize title page, remove version number
20136 from copyright page.
20137 * doc/gccint.texi: Likewise.
20138 * doc/install.texi: Standardize title page, add table of
20141 2007-02-26 Jan Hubicka <jh@suse.cz>
20143 * predict.def: Set outcomes according to more recent results.
20144 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20145 Remove dead predictors.
20146 * predict.c (return_prediction): Fix pasto.
20148 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20150 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20151 change; avoid a memory leak when returning early.
20153 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20155 * c-decl.c (static_ctors): Move to c-common.c.
20156 (static_dtors): Likewise.
20157 (finish_function): Use c_record_cdtor_fn.
20158 (build_cdtor): Move to c-common.c.
20159 (c_write_global_declarations): Use c_build_cdtor_fns.
20160 * c-common.h (static_ctors): Declare.
20161 (static_dtors): Likewise.
20162 (c_record_cdtor_fn): Likewise.
20163 (c_build_cdtor_fns): Likewise.
20164 * c-common.c (static_ctors): New variable.
20165 (static_dtors): Likewise.
20166 (c_record_cdtor_fn): New function.
20167 (build_cdtor): Move from c-decl.c
20168 (c_build_cdtor_fns): New function.
20170 * output.h (assemble_addr_to_section): Declare.
20171 (get_cdtor_priority_section): Likewise.
20172 * varasm.c (assemble_addr_to_section): New function.
20173 (get_cdtor_priority_section): Likewise.
20174 (default_named_section_asm_out_destructor): Use them.
20175 (destor_dtor_section_asm_out_destructor): Likewise.
20176 (default_named_section_asm_out_constructor): Likewise.
20177 (default_ctor_section_asm_out_constructor): Likewise.
20178 * config.gcc (*-*-vxworks*): Include vxworks.o.
20179 * config/t-vxworks (vxworks.o): New target.
20180 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20181 (TARGET_ASM_CONSTRUCTOR): Define.
20182 (TARGET_ASM_DESTRUCTOR): Likewise.
20183 (vxworks_asm_out_constructor): Declare.
20184 (vxworks_asm_out_destructor): Likewise.
20186 * c-common.c (get_priority): Check that we have not just an
20187 INTEGER_CST, but an integer constant with integeral type.
20189 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20191 PR tree-optimization/30938
20192 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20193 use &dt[nargs-1] instead of &dt[nargs] in the call to
20194 vect_is_simple_use().
20196 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20198 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20199 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20200 Do not attempt to handle MEM inside auto-inc expressions.
20201 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20202 of a register modified by an auto-inc expression. However, do handle
20203 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20204 (elimination_effects): Prohibit elimination of a register modified
20205 by an auto-inc expression. Disable register elimination rules whose
20206 target register is modified by an auto-inc expression with variable
20209 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20211 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20213 (array_at_struct_end_p): New function.
20214 (idx_infer_loop_bounds): Use it.
20215 (estimate_numbers_of_iterations_loop): Export.
20216 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20217 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20218 (tree_estimate_probability): Call record_loop_exits.
20219 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20220 (estimated_loop_iterations, estimated_loop_iterations_int,
20221 estimated_loop_iterations_tree): New functions.
20222 (analyze_siv_subscript_cst_affine,
20223 compute_overlap_steps_for_affine_1_2,
20224 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20225 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20226 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20227 (PRED_LOOP_ITERATIONS_GUESSED): New.
20228 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20229 * cfgloop.h (estimate_numbers_of_iterations_loop,
20230 estimated_loop_iterations_int): Declare.
20232 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20234 * doc/extend.texi: Document optional priority argument to
20235 constructors and destructors.
20236 * tree.c (init_priority_for_decl): Adjust GTY markers.
20237 (init_ttree): Use priority-info hash functions for
20238 init_priority_for_decl.
20239 (tree_map_eq): Rename to ...
20240 (tree_map_base_eq): ... this.
20241 (tree_map_marked_p): Rename to ...
20242 (tree_map_base_marked_p): ... this.
20243 (tree_map_base_hash): New function.
20244 (decl_init_priority_lookup): Rework.
20245 (decl_fini_priority_lookup): New function.
20246 (decl_priority_info): New function.
20247 (decl_init_priority_insert): Use it.
20248 (decl_fini_priority_insert): Likewise.
20249 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20251 (decl_restrict_base_insert): Likewise.
20252 (decl_debug_expr_insert): Likewise.
20253 (decl_value_expr_lookup): Likewise.
20254 (decl_value_expr_insert): Likewise.
20255 * tree.h (priority_type): New type.
20256 (decl_init_priority_lookup): Use priority_type.
20257 (decl_fini_priority_lookup): New function.
20258 (decl_init_priority_insert): Use priority_type.
20259 (decl_fini_priority_insert): New function.
20260 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20261 (DECL_INIT_PRIORITY): Likewise.
20262 (SET_DECL_INIT_PRIORITY): Add comment.
20263 (DECL_FINI_PRIORITY): New macro.
20264 (SET_DECL_FINI_PRIORITY): Likewise.
20265 (DEFAULT_INIT_PRIORITY): Document.
20266 (MAX_INIT_PRIORITY): Likewise.
20267 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20268 (tree_map_base): New type.
20269 (tree_map_base_eq): New function.
20270 (tree_map_base_hash): Likewise.
20271 (tree_map_base_marked_p): Likewise.
20272 (tree_map): Inherit from tree_map_base.
20273 (tree_map_eq): Make it a macro.
20274 (tree_map_marked_p): Likewise.
20275 (tree_int_map): Inherit from tree_map_base.
20276 (tree_int_map_eq): Make it a macro.
20277 (tree_int_map_hash): Likewise.
20278 (tree_int_map_marked_p): Likewise.
20279 (tree_priority_map): New type.
20280 (tree_priority_map_eq): New macro.
20281 (tree_priority_map_hash): Likewise.
20282 (tree_priority_map_marked_p): Likewise.
20283 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20285 (emutls_common_1): Likewise.
20286 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20287 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20288 of tree_map hierarchy.
20289 * tree-cfg.c (move_stmt_r): Likewise.
20290 (new_label_mapper): Likewise.
20291 * c-tree.h (c_expand_body): Move to ...
20292 * c-common.h (c_expand_body): ... here.
20293 * c-decl.c (c_expand_body): Move to ...
20294 * c-common.c (c_expand_body): ... here.
20295 (c_common_attribute_table): Allow 1 argument for the constructor
20296 and destructor attributes.
20297 (get_priority): New function.
20298 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20299 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20301 2007-02-24 Jan Hubicka <jh@suse.cz>
20303 PR middle-end/30509
20304 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20305 copying for inlining.
20307 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20308 Jan Hubicka <jh@suse.cz>
20311 * i386.c (counter_mode): New function.
20312 (expand_set_or_movmem_via_loop): Use it.
20313 (expand_movmem_epilogue): Likewise; fix pasto.
20314 (ix86_expand_movmem): Do emit guard even for constant counts.
20315 (ix86_expand_setmem): Likewise.
20317 2007-02-25 Nick Clifton <nickc@redhat.com>
20319 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20320 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20322 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20325 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20326 count argument with 0x10, not with 0x16.
20327 (expand_setmem_epilogue): Ditto.
20329 2007-02-24 Mike Stump <mrs@apple.com>
20331 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20334 2007-02-24 Richard Guenther <rguenther@suse.de>
20336 PR middle-end/30951
20337 * fold-const.c (fold_binary): Fold x +- CST op x for
20338 EQ_EXPR and NE_EXPR.
20340 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20342 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20344 2007-02-24 Jan Hubicka <jh@suse.cz>
20346 * cgraphunit.c (decide_is_function_needed): Honor
20347 -fkeep-inline-functions.
20349 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20351 * builtins.c (fold_builtin_modf): New.
20352 (fold_builtin_2): Use it.
20354 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20356 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20357 (determine_max_iter): Take additional LOOP arg; all callers changed.
20358 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20359 one using simplifications.
20360 (simplify_using_initial_values): Return if the expression becomes
20361 invalid due to altered regs.
20363 2007-02-23 DJ Delorie <dj@redhat.com>
20365 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20367 2007-02-23 Mike Stump <mrs@apple.com>
20369 * tlink.c (scan_linker_output): Parse linker messages from
20370 darwin9's linker better.
20372 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20375 * varpool.c (varpool_assemble_pending_decls): Set
20376 varpool_last_needed_node to null.
20378 2007-02-23 DJ Delorie <dj@redhat.com>
20380 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20381 alignment bigger than the object file can handle.
20383 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20386 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20387 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20388 (*movsf_1): Penalize MMX moves.
20390 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20392 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20393 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20395 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20397 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20399 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20400 (fold_builtin_1): Use them.
20401 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20402 BUILT_IN_SIGNIFICAND.
20404 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20406 * config/i386/i386.c (bdesc_1arg): Initialize
20407 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20408 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20409 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20410 and IX86_BUILTIN_MOVSLDUP.
20412 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20414 PR rtl-optimization/30841
20415 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20417 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20419 * builtins.c (fold_builtin_frexp): New.
20420 (fold_builtin_2): Use it.
20422 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20424 * doc/invoke.texi (Spec Files): Document getenv spec function.
20426 * gcc.c (getenv_spec_function): New function.
20427 (static_spec_functions): Add it.
20428 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20429 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20432 2007-02-22 Michael Matz <matz@suse.de
20435 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20436 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20438 2007-02-22 Ian Lance Taylor <iant@google.com>
20441 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20442 (mem_loc_descriptor): Call it.
20444 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20445 Ira Rosen <irar@il.ibm.com>
20447 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20449 2007-02-22 Ira Rosen <irar@il.ibm.com>
20451 PR tree-optimization/30843
20452 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20453 stores only after all the group is vectorized.
20455 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20457 PR tree-optimization/30858
20458 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20459 in the reduction cycle have a single use in the loop.
20460 * tree-vectorizer.h (relevant): Add documentation.
20462 2007-02-20 Mike Stump <mrs@apple.com>
20464 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20465 * configure: Regenerate.
20467 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20469 Change the defaults of some parameters and options.
20470 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20471 * config/spu/spu.c (spu_optimization_options): Add.
20472 (spu_override_options): Change params in spu_optimization_options.
20473 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20475 Register 127 is only 16 byte aligned when used as a frame pointer.
20476 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20477 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20478 HARD_FRAME_POINTER_REGNUM.
20479 (spu_legitimate_address): Use regno_aligned_for_reload.
20480 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20481 aligned when frame_pointer_needed is true.
20482 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20484 * config/spu/spu.h (INIT_EXPANDERS): Define.
20486 Make sure shift and rotate instructions have valid immediate operands.
20487 * config/spu/predicates.md (spu_shift_operand): Remove.
20488 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20489 * config/spu/constraints.md (W, O): Extend range.
20490 * config/spu/spu.md (umask, nmask): Define.
20491 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20492 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20493 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20494 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20495 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20496 (lshr<mode>3_reg): Fix rtl description.
20498 Make sure mulhisi immediate operands are valid.
20499 * config/spu/predicates.md (imm_K_operand): Add.
20500 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20502 Generate constants using fsmbi and andi.
20503 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20504 (print_operand, spu_split_immediate, classify_immediate,
20505 fsmbi_const_p): Handle IC_FSMBI2.
20507 Correctly handle a CONST_VECTOR containing symbols.
20508 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20509 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20510 (immediate_load_p): Allow symbols that use 2 instructions to create.
20511 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20512 with symbols when flag_pic is set.
20513 (const_vector_immediate_p): New.
20514 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20515 accept a CONST_VECTOR with symbols.
20516 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20517 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20519 * config/spu/spu.md (high, low): Delete.
20520 (low_<mode>): Define.
20522 Remove INTRmode and INTR_REGNUM, which didn't work.
20523 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20525 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20526 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20527 peephole2 pattern): Don't use INTR or 131.
20528 (movintrcc): Delete.
20529 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20530 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20531 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20532 (UNSPEC_SET_INTR): Add.
20533 * config/spu/spu-modes.def (INTR): Remove.
20535 More accurate warnings about run-time relocations.
20536 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20538 Correctly warn about immediate arguments to specific intrinsics.
20539 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20540 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20541 the instruction predicate.
20543 Fix tree check errors with latest update.
20544 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20546 (spu_expand_builtin): Use CALL_EXPR_FN.
20548 Add missing specific intrinsics.
20549 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20551 * config/spu/spu_internals.h: Ditto.
20553 Fix incorrect operand modifiers.
20554 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20555 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20557 Optimize one case of zero_extend of a vec_select.
20558 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20560 Accept any immediate for hbr.
20561 * config/spu/spu.md (hbr): Change s constraints to i.
20563 2007-02-21 Paul Brook <paul@codesourcery.com>
20565 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20566 condexec_count when skipping USE and CLOBBER.
20568 2007-02-21 Nick Clifton <nickc@redhat.com>
20570 * common.opt (Warray-bounds): Add Warning attribute.
20571 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20573 (fsized-zeroes): Add Optimization attribute.
20574 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20575 * c.opt (Wc++0x-compat): Add Warning attribute.
20577 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20579 PR middle-end/30761
20580 * reload1.c (eliminate_regs_in_insn): In the single_set special
20581 case, attempt to re-recognize the insn before falling back to
20582 having reload fix it up.
20584 2007-02-20 Eric Christopher <echristo@gmail.com>
20586 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
20587 Rewrite accordingly.
20588 (frv_read_iacc_argument): Ditto.
20589 (frv_expand_set_builtin): Take a call instead of arglist, update for
20591 (frv_expand_unop_builtin): Ditto.
20592 (frv_expand_binop_builtin): Ditto.
20593 (frv_expand_cut_builtin): Ditto.
20594 (frv_expand_binopimm_builtin): Ditto.
20595 (frv_expand_voidbinop_builtin): Ditto.
20596 (frv_expand_int_void2arg): Ditto.
20597 (frv_expand_prefetches): Ditto.
20598 (frv_expand_voidtriop_builtin): Ditto.
20599 (frv_expand_voidaccop_builtin): Ditto.
20600 (frv_expand_load_builtin): Ditto.
20601 (frv_expand_store_builtin): Ditto.
20602 (frv_expand_mdpackh_builtin): Ditto.
20603 (frv_expand_mclracc_builtin): Ditto.
20604 (frv_expand_mrdacc_builtin): Ditto.
20605 (frv_expand_mwtacc_builtin): Ditto.
20606 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
20609 2007-02-20 Janis Johnson <janis187@us.ibm.com>
20611 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
20612 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
20614 (HAVE_GAS_DFP): Check for assembler support of decimal floating
20615 point instructions.
20616 * configure: Regenerate.
20617 * config.in: Regenerate.
20618 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
20619 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
20620 masks to power6 and power6x and to POWERPC_MASKS.
20621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20623 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
20624 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
20625 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20626 Access PROTOTYPE as variable, not mask.
20628 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20630 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
20631 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
20632 * combine.c (adjust_for_new_dest): Use it.
20633 * postreload.c (reload_combine): Likewise.
20635 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
20637 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
20638 notes on an insn with multiple sets, even if single_set returns
20639 non-NULL for that insn.
20641 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20643 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
20644 scalbn and scalbln.
20646 2007-02-20 Geoffrey Keating <geoffk@apple.com>
20648 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
20649 if user didn't pass it.
20650 * config/i386/darwin.h (CC1_SPEC): Likewise.
20651 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
20652 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
20653 -mmacosx-version-min.
20655 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20656 Uros Bizjak <ubizjak@gmail.com>
20658 * optabs.h (enum optab_index): Add new OTI_scalb.
20659 (scalb_optab): Define corresponding macro.
20660 * optabs.c (init_optabs): Initialize scalb_optab.
20661 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
20663 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
20664 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
20665 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
20666 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
20667 flag_unsafe_math_optimizations is set.
20669 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
20670 to implement scalbf, scalb and scalbl built-ins as inline x87
20673 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20674 DJ Delorie <dj@redhat.com>
20677 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
20678 (diagnostic_report_diagnostic): ... here, and turn them into real
20679 errors. If warnings are inhibited, no need to do anything.
20681 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
20683 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
20684 better code generation.
20686 2007-02-20 Ben Elliston <bje@au.ibm.com>
20688 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
20690 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
20692 * config/alpha/alpha.c, config/alpha/alpha.md,
20693 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
20694 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
20695 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
20696 config/arm/lib1funcs.asm: Follow spelling conventions.
20698 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
20699 config/fr30/fr30.md, config/i386/i386.h,
20700 config/iq2000/iq2000.h, config/iq2000/predicates.md,
20701 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
20702 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
20703 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
20704 config/rs6000/altivec.md, config/rs6000/rs6000.c,
20705 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
20706 config/sparc/sparc.c, config/sparc/sparc.h,
20707 config/sparc/sparc.md, config/spu/constraints.md,
20708 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
20711 2007-02-20 Alan Modra <amodra@bigpond.net.au>
20714 * varasm.c (use_blocks_for_decl_p): Return false for decls with
20717 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20719 * doc/invoke.texi (-ftree-lrs): Remove.
20721 2007-02-19 Diego Novillo <dnovillo@redhat.com>
20723 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
20726 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
20728 * config/ia64/ia64.c (ia64_expand_builtin): Use the
20729 new CALL_EXPR_FN macro for retrieving the function
20730 declaration of the input expression.
20732 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20734 * c.opt (Waddress): New.
20735 * common.opt (Walways-true): Delete.
20736 (Wstring-literal-comparison): Delete.
20737 * doc/invoke.texi (Warning Options): Delete -Walways-true and
20738 -Wstring-literal-comparison. Add -Waddress.
20740 (Walways-true): Delete.
20741 (Wstring-literal-comparison): Delete.
20742 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
20743 consistently instead of -Walways-true in example.
20744 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
20745 * c-typeck.c (parser_build_binary_op): Replace
20746 -Wstring-literal-comparison and -Walways-true with -Waddress.
20747 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
20750 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20752 * tree-cfg.c (dump_function_to_file): Be prepared for functions
20753 without DECL_STRUCT_FUNCTION initialized.
20755 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
20757 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
20758 due to calls to functions taking pointers as parameters.
20760 2007-02-19 Richard Henderson <rth@redhat.com>
20763 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
20766 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
20768 * config/s390/s390.c (s390_call_saved_register_used,
20769 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
20770 accessed to the new scheme.
20772 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20774 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
20775 (cris_print_index, cris_print_operand, cris_print_operand_address)
20776 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
20777 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
20778 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
20779 GET_CODE () == xxx.
20780 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
20781 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
20782 GO_IF_LEGITIMATE_ADDRESS): Ditto.
20783 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
20784 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
20785 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
20786 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
20787 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
20788 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
20789 (uminsi3, call, call_value): Ditto.
20790 (define_split: indir_to_reg_split, unnamed): Ditto.
20792 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
20794 PR tree-optimization/30975
20795 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
20798 2007-02-18 Eric Christopher <echristo@gmail.com>
20800 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
20801 Remove use of arglist.
20802 (mips_expand_builtin): Remove use of arglist, pass in expr.
20803 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
20804 (mips_expand_builtin_movtf): Ditto.
20805 (mips_expand_builtin_compare): Ditto.
20807 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20809 * tree-sra.c (sra_build_assignment): Replace assertion
20810 checking with a comment explaining why it can't be done.
20812 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20814 PR middle-end/30833
20815 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
20816 during CALL_EXPR representation conversion.
20817 * tree-ssa-propagate.c (set_rhs): Likewise.
20819 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
20821 * tree-sra.c (sra_build_assignment): Disable assertion checking
20824 2007-02-18 Roger Sayle <roger@eyesopen.com>
20826 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
20827 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20828 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
20830 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
20831 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
20832 gimplify_init_ctor_eval_range, gimple_push_cleanup,
20833 gimplify_omp_for, gimplify_omp_atomic_pipeline,
20834 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
20835 force_gimple_operand): Likewise.
20836 * ipa-cp.c (constant_val_insert): Likewise.
20837 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20838 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
20839 perfect_nestify): Likewise.
20840 * langhooks.c (lhd_omp_assignment): Likewise.
20841 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
20842 lower_copyprivate_clauses, lower_send_clauses,
20843 lower_send_shared_vars, expand_parallel_call,
20844 expand_omp_for_generic, expand_omp_for_static_nochunk,
20845 expand_omp_for_static_chunk, expand_omp_sections,
20846 lower_omp_single_copy, lower_omp_for_lastprivate,
20847 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
20848 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20849 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
20852 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20854 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20855 config/sh/sh.md: Follow spelling conventions.
20857 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20858 config/frv/predicates.md: Follow spelling conventions.
20860 * config/m68k/linux-unwind.h: Fix a comment typo.
20861 * target.h: Follow spelling conventions.
20863 2007-02-18 Roger Sayle <roger@eyesopen.com>
20865 PR rtl-optimization/28173
20866 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20867 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20868 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20869 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20870 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20872 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20874 * builtins.c (fold_builtin_load_exponent): New.
20875 (fold_builtin_2): Use it.
20877 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20879 PR rtl-optimization/30773
20880 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20881 if we fail to attach a REG_EQUIV note.
20883 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20884 Roger Sayle <roger@eyesopen.com>
20886 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20888 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20890 * calls.c (initialize_argument_information): Pass original EXP
20891 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20892 code to split complex arguments here, as part of initializing the
20894 (expand_call): Remove code that builds a list of arguments and
20895 inserts implicit arguments into it. Instead, just count how many
20896 implicit arguments there will be so we can determine the size of
20897 the ARGS array, and let initialize_argument_information do the work.
20898 (split_complex_values): Delete unused function.
20900 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20902 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20904 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20906 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20907 for arg pointer based indexed addressing.
20909 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20911 * config/ia64/ia64.h, config/ia64/ia64.md,
20912 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20913 spelling conventions.
20915 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20917 * config/m68k/m68k.c (split_di): New.
20918 * config/m68k/m68k-protos.h: Declare split_di.
20919 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20920 Improve predicate handling and split constant shifts.
20922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20924 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20925 parameter for register bitfield operations, general predicates
20928 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20930 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20931 * config/m68k/linux-unwind.h: New file.
20933 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20935 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20936 config/i386/athlon.md, config/ia64/ia64.md,
20937 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20938 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20939 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20940 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20941 tree-vect-transform.c: Fix comment typos.
20943 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20945 * sched-deps.c (find_insn_list): Remove.
20946 * sched-int.h: Remove the prototype for find_insn_list.
20948 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20950 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20952 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20953 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20954 darwin_rs6000_override_options.
20955 (C_COMMON_OVERRIDE_OPTIONS): Expect
20956 darwin_macosx_version_min to be non-NULL always.
20957 (TARGET_C99_FUNCTIONS): Likewise.
20958 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20959 (DARWIN_MINVERSION_SPEC): New.
20960 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20961 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20963 (DARWIN_MINVERSION_SPEC): New.
20964 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20966 * config/darwin-c.c (darwin_cpp_builtins): Expect
20967 darwin_macosx_version_min to be non-NULL always.
20969 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20971 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20973 * config/i386/i386.h (x86_use_xchgb): New.
20974 (TARGET_USE_XCHGB): New macro.
20975 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20976 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20977 Split after reload into bswaphi for shifts of 8.
20978 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20979 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20980 or when optimizing for size.
20982 2007-02-16 Richard Guenther <rguenther@suse.de>
20983 Christian Bruel <christian.bruel@st.com>
20985 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20986 DECLs but prefer SSA_NAMEs over DECLs.
20988 2007-02-16 Richard Guenther <rguenther@suse.de>
20990 * tree-flow-inline.h (single_imm_use_p): Remove.
20991 (zero_imm_uses_p): Likewise.
20992 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20993 instead of single_imm_use_p.
20994 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20997 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21000 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21001 nested double- and backquotes.
21003 2007-02-15 Roger Sayle <roger@eyesopen.com>
21005 PR middle-end/30391
21006 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21007 should be unreachable.
21008 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21009 For the time being redirect GIMPLE_MODIFY_STMT to the new
21010 (renamed) build_gimple_modify_stmt_stat.
21011 (build2_gimple_stat): Rename to...
21012 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21013 Always build a GIMPLE_MODIFY_STMT node.
21014 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21015 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21018 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21019 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21020 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21021 expand_complex_div_wide): Likewise.
21022 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21023 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21024 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21025 * tree-ssa-loop-manip.c (create_iv): Likewise.
21026 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21027 abs_replacement): Likewise.
21028 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21029 realify_fake_stores): Likewise.
21031 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21032 node rather than a GIMPLE_MODIFY_STMT node.
21033 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21034 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21036 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21037 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21038 GIMPLE_MODIFY_STMT.
21040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21042 PR middle-end/30433
21043 * fold-const.c (fold_comparison): Add back the
21044 folding of constant complex comparisions.
21046 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21048 PR middle-end/30729
21049 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21050 effects unknown to this function, return early.
21052 2007-02-15 Ian Lance Taylor <iant@google.com>
21054 * lower-subreg.c (move_eh_region_note): New static function.
21055 (resolve_simple_move): Call it.
21056 (decompose_multiword_subregs): Track blocks for which we resolve a
21057 simple move which is also a control flow insn. Pass them to
21058 find_many_sub_basic_blocks.
21059 (pass_lower_subreg): Add TODO_verify_flow.
21060 (pass_lower_subreg2): Likewise.
21062 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21063 Brooks Moses <brooks.moses@codesourcery.com>
21064 Lee Millward <lee.millward@codesourcery.com>
21066 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21067 (VL_EXP_CLASS_P): New.
21068 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21070 (TREE_OPERAND_CHECK_CODE): Likewise.
21071 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21072 (TREE_RTL_OPERAND_CHECK): Likewise.
21073 (tree_operand_check_failed): Make second parameter the whole tree
21074 instead of its code. Fixed callers.
21075 (VL_EXP_CHECK): New.
21076 (TREE_OPERAND_LENGTH): New.
21077 (VL_EXP_OPERAND_LENGTH): New.
21078 (CALL_EXPR_FN): New.
21079 (CALL_EXPR_STATIC_CHAIN): New.
21080 (CALL_EXPR_ARGS): New.
21081 (CALL_EXPR_ARG): New.
21082 (call_expr_nargs): New.
21083 (CALL_EXPR_ARGP): New.
21084 (build_nt_call_list): Declare.
21085 (build_vl_exp_stat): Declare.
21086 (build_vl_exp): New.
21087 (build_call_list): Declare.
21088 (build_call_nary): Declare.
21089 (build_call_valist): Declare.
21090 (build_call_array): Declare.
21091 (call_expr_arg): Declare.
21092 (call_expr_argp): Declare.
21093 (call_expr_arglist): Declare.
21094 (fold_build_call_list): Declare.
21095 (fold_build_call_list_initializer): Declare.
21096 (fold_call_expr): Declare to replace fold_builtin.
21097 (fold_builtin_fputs): Update to agree with modified definition.
21098 (fold_builtin_strcpy): Likewise.
21099 (fold_builtin_strncpy): Likewise.
21100 (fold_builtin_memory_chk): Likewise.
21101 (fold_builtin_stxcpy_chk): Likewise.
21102 (fold_builtin_strncpy_chk): Likewise.
21103 (fold_builtin_next_arg): Likewise.
21104 (fold_build_call_expr): Declare.
21105 (fold_builtin_call_list): Declare.
21106 (fold_builtin_call_valist): Declare.
21107 (build_call_expr): Declare.
21108 (validate_arglist): Update to agree with modified definition.
21109 (tree_operand_length): New.
21110 (call_expr_arg_iterator): New.
21111 (init_call_expr_arg_iterator): New.
21112 (next_call_expr_arg): New.
21113 (first_call_expr_arg): New.
21114 (more_call_expr_args_p): New.
21115 (FOR_EACH_CALL_EXPR_ARG): New.
21117 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21118 and tcc_gimple_stmt.
21119 (tree_code_size): Update documentation. Use sizeof (tree) rather
21120 than sizeof (char *).
21121 (tree_size): Likewise. Add case for tcc_vl_exp.
21122 (tree_node_structure): Add case for tcc_vl_exp.
21123 (contains_placeholder_p): Likewise.
21124 (substitute_in_expr): Likewise.
21125 (substitute_placeholder_in_expr): Likewise.
21126 (stabilize_reference_1): Likewise.
21127 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21128 to diagnose breakage of this interface for constructing CALL_EXPRs.
21129 (build_nt): Add similar assertion here.
21130 (build_nt_call_list): New.
21131 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21132 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21134 (get_callee_fndecl): Use new CALL_EXPR accessors.
21135 (tree_operand_check_failed): Change parameters to pass entire node
21136 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21137 (process_call_operands): New.
21138 (build_vl_exp_stat): New.
21139 (build_call_list): New.
21140 (build_call_nary): New.
21141 (build_call_valist): New.
21142 (build_call_array): New.
21143 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21144 (call_expr_arglist): New.
21146 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21147 tcc_vl_exp instead of a fixed-size tcc_expression.
21149 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21150 accessors for CALL_EXPRs.
21151 (AGGR_INIT_EXPR): Likewise.
21153 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21154 Brooks Moses <brooks.moses@codesourcery.com>
21155 Lee Millward <lee.millward@codesourcery.com>
21157 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21158 (expand_builtin_nonlocal_goto): Change parameter to be entire
21159 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21160 (expand_builtin_prefetch): Likewise.
21161 (expand_builtin_classify_type): Likewise.
21162 (mathfn_built_in): Return NULL_TREE instead of 0.
21163 (expand_errno_check): Use new CALL_EXPR accessors.
21164 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21165 Return NULL_RTX instead of 0.
21166 (expand_builtin_mathfn_2): Likewise.
21167 (expand_builtin_mathfn_3): Likewise.
21168 (expand_builtin_interclass_mathfn): Likewise.
21169 (expand_builtin_sincos): Likewise.
21170 (expand_builtin_cexpi): Likewise.
21171 (expand_builtin_int_roundingfn): Likewise.
21172 (expand_builtin_int_roundingfn_2): Likewise.
21173 (expand_builtin_pow): Likewise.
21174 (expand_builtin_powi): Likewise.
21175 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21176 of arglist, fixing callers appropriately. Use new CALL_EXPR
21177 accessors and constructors. Return NULL_RTX instead of 0.
21178 (expand_builtin_strstr): Likewise.
21179 (expand_builtin_strchr): Likewise.
21180 (expand_builtin_strrchr): Likewise.
21181 (expand_builtin_strpbrk): Likewise.
21182 (expand_builtin_memcpy): Likewise.
21183 (expand_builtin_mempcpy): Likewise.
21184 (expand_builtin_mempcpy_args): New.
21185 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21186 (expand_builtin_memmove_args): New.
21187 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21188 (expand_movstr): Likewise.
21189 (expand_builtin_strcpy): Likewise.
21190 (expand_builtin_strcpy_args): New.
21191 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21192 (expand_builtin_strncpy): Likewise.
21193 (expand_builtin_memset): Likewise.
21194 (expand_builtin_memset_args): New.
21195 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21196 (expand_builtin_memcmp): Likewise.
21197 (expand_builtin_strcmp): Likewise.
21198 (expand_builtin_strncmp): Likewise.
21199 (expand_builtin_strcat): Likewise.
21200 (expand_builtin_strncat): Likewise.
21201 (expand_builtin_strspn): Likewise.
21202 (expand_builtin_strcspn): Likewise.
21203 (expand_builtin_args_info): Likewise.
21204 (expand_builtin_va_start): Likewise.
21205 (gimplify_va_arg_expr): Likewise.
21206 (expand_builtin_va_end): Likewise.
21207 (expand_builtin_va_copy): Likewise.
21208 (expand_builtin_frame_address): Likewise.
21209 (expand_builtin_alloca): Likewise.
21210 (expand_builtin_bswap): Likewise.
21211 (expand_builtin_unop): Likewise.
21212 (expand_builtin_fputs): Likewise.
21213 (expand_builtin_expect): Likewise.
21214 (expand_builtin_fabs): Likewise.
21215 (expand_builtin_copysign): Likewise.
21216 (expand_builtin_printf): Likewise.
21217 (expand_builtin_fprintf): Likewise.
21218 (expand_builtin_sprintf): Likewise.
21219 (expand_builtin_init_trampoline): Likewise.
21220 (expand_builtin_signbit): Likewise.
21221 (expand_builtin_fork_or_exec): Likewise.
21222 (expand_builtin_sync_operation): Likewise.
21223 (expand_builtin_compare_and_swap): Likewise.
21224 (expand_builtin_lock_test_and_set): Likewise.
21225 (expand_builtin_lock_release): Likewise.
21226 (expand_builtin): Likewise.
21227 (builtin_mathfn_code): Likewise.
21229 (fold_builtin_constant_p): Pass call arguments individually instead
21230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21231 accessors and constructors. Return NULL_TREE instead of 0.
21232 (fold_builtin_expect): Likewise.
21233 (fold_builtin_classify_type): Likewise.
21234 (fold_builtin_strlen): Likewise.
21235 (fold_builtin_nan): Likewise.
21236 (integer_valued_real_p): Likewise.
21237 (fold_trunc_transparent_mathfn): Likewise.
21238 (fold_fixed_mathfn): Likewise.
21239 (fold_builtin_cabs): Likewise.
21240 (fold_builtin_sqrt): Likewise.
21241 (fold_builtin_cbrt): Likewise.
21242 (fold_builtin_cos): Likewise.
21243 (fold_builtin_cosh): Likewise.
21244 (fold_builtin_tan): Likewise.
21245 (fold_builtin_sincos): Likewise.
21246 (fold_builtin_cexp): Likewise.
21247 (fold_builtin_trunc): Likewise.
21248 (fold_builtin_floor): Likewise.
21249 (fold_builtin_ceil): Likewise.
21250 (fold_builtin_round): Likewise.
21251 (fold_builtin_int_roundingfn): Likewise.
21252 (fold_builtin_bitop): Likewise.
21253 (fold_builtin_bswap): Likewise.
21254 (fold_builtin_logarithm): Likewise.
21255 (fold_builtin_hypot): Likewise.
21256 (fold_builtin_pow): Likewise.
21257 (fold_builtin_powi): Likewise.
21258 (fold_builtin_exponent): Likewise.
21259 (fold_builtin_memset): Likewise.
21260 (fold_builtin_bzero): Likewise.
21261 (fold_builtin_memory_op): Likewise.
21262 (fold_builtin_bcopy): Deleted; call site changed to invoke
21263 fold_builtin_memory_op directly.
21264 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21265 (fold_builtin_strncpy): Likewise.
21266 (fold_builtin_memcmp): Likewise.
21267 (fold_builtin_strcmp): Likewise.
21268 (fold_builtin_strncmp): Likewise.
21269 (fold_builtin_signbit): Likewise.
21270 (fold_builtin_copysign): Likewise.
21271 (fold_builtin_isascii): Likewise.
21272 (fold_builtin_toascii): Likewise.
21273 (fold_builtin_isdigit): Likewise.
21274 (fold_builtin_fabs): Likewise.
21275 (fold_builtin_abs): Likewise.
21276 (fold_builtin_fmin_fmax): Likewise.
21277 (fold_builtin_carg): Likewise.
21278 (fold_builtin_classify): Likewise.
21279 (fold_builtin_unordered_cmp): Likewise.
21281 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21282 New functions split out from fold_builtin_1.
21283 (fold_builtin_n): New.
21284 (fold_builtin_varargs): New.
21285 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21287 (fold_call_expr): New.
21288 (build_function_call_expr): Rewrite to use new helper function.
21289 (fold_builtin_call_list): New.
21290 (build_call_expr): New.
21291 (fold_builtin_call_valist): New.
21292 (rewrite_call_expr): New.
21293 (validate_arg): New.
21294 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21295 of an arglist. Change return type to bool. Use new CALL_EXPR
21298 (fold_builtin_strstr): Pass call arguments individually instead
21299 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21300 accessors and constructors. Return NULL_TREE instead of 0.
21301 (fold_builtin_strchr): Likewise.
21302 (fold_builtin_strrchr): Likewise.
21303 (fold_builtin_strpbrk): Likewise.
21304 (fold_builtin_strcat): Likewise.
21305 (fold_builtin_strncat): Likewise.
21306 (fold_builtin_strspn): Likewise.
21307 (fold_builtin_strcspn): Likewise.
21308 (fold_builtin_fputs): Likewise.
21309 (fold_builtin_next_arg): Likewise.
21310 (fold_builtin_sprintf): Likewise.
21312 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21313 NULL_RTX instead of 0.
21314 (expand_builtin_memory_chk): Likewise.
21315 (maybe_emit_chk_warning): Likewise.
21316 (maybe_emit_sprintf_chk_warning): Likewise.
21318 (fold_builtin_object_size): Pass call arguments individually instead
21319 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21320 accessors and constructors. Return NULL_TREE instead of 0.
21321 (fold_builtin_memory_chk): Likewise.
21322 (fold_builtin_stxcpy_chk): Likewise.
21323 (fold_builtin_strncpy_chk): Likewise.
21324 (fold_builtin_strcat_chk): Likewise.
21325 (fold_builtin_strcat_chk): Likewise.
21326 (fold_builtin_strncat_chk): Likewise.
21327 (fold_builtin_sprintf_chk): Likewise.
21328 (fold_builtin_snprintf_chk): Likewise.
21329 (fold_builtin_printf): Likewise.
21330 (fold_builtin_vprintf): Likewise.
21332 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21334 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21335 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21336 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21337 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21338 (fold_unary): Likewise.
21339 (fold_binary): Likewise.
21340 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21341 ternary expressions.
21342 (fold): Add logic for tcc_vl_exp.
21343 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21344 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21345 (fold_build3_stat): Add assertion to flag broken interface for
21346 constructing CALL_EXPRs.
21347 (fold_build_call_list): New.
21348 (fold_build_call_list_initializer): New.
21349 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21351 (fold_strip_sign_ops): Likewise.
21353 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21354 Brooks Moses <brooks.moses@codesourcery.com>
21355 Lee Millward <lee.millward@codesourcery.com>
21357 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21358 accessors and dump arguments explicitly.
21360 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21362 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21364 (print_call_name): Use new CALL_EXPR accessors.
21366 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21367 CALL_EXPR arguments explicitly instead of as a list. Use
21368 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21370 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21371 (vrp_visit_stmt): Likewise.
21373 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21374 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21376 (force_move_till_expr): Likewise.
21378 * targhooks.c (default_external_stack_protect_fail): Use
21379 build_call_expr instead of build_function_call_expr.
21380 (default_hidden_stack_protect_fail): Likewise.
21382 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21385 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21386 and walk arguments explicitly.
21388 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21389 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21390 (expand_simple_operations): Likewise.
21391 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21393 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21394 of TREE_CODE_LENGTH.
21395 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21397 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21398 instead of TREE_CODE_LENGTH.
21400 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21401 (tree_ic_transform): Likewise.
21402 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21403 parameter instead of arglist. Fix callers.
21404 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21405 (tree_stringops_transform): Likewise.
21406 (tree_indirect_call_to_profile): Likewise.
21407 (tree_stringops_values_to_profile): Likewise.
21409 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21410 (eliminate_tail_call): Likewise.
21412 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21414 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21415 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21417 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21419 * omp-low.c (build_omp_barrier): Use build_call_expr.
21420 (lower_rec_input_clauses): Likewise.
21421 (lower_reduction_clauses): Likewise.
21422 (expand_parallel_call): Likewise.
21423 (maybe_catch_exception): Likewise.
21424 (expand_omp_for_generic): Likewise.
21425 (expand_omp_for_static_nochunk): Likewise.
21426 (expand_omp_sections): Likewise.
21427 (lower_omp_single_simple): Likewise.
21428 (lower_omp_single_copy): Likewise.
21429 (lower_omp_master): Likewise.
21430 (lower_omp_ordered): Likewise.
21431 (lower_omp_critical): Likewise.
21433 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21434 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21436 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21437 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21438 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21440 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21441 and generalize to handle any number of operands.
21442 (chrec_contains_undetermined): Likewise.
21443 (tree_contains_chrecs): Likewise.
21444 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21446 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21448 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21449 fold_call_expr instead of fold_builtin.
21450 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21451 match declarations there.
21452 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21456 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21458 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21459 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21461 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21464 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21465 (execute_cse_sincos): Use new CALL_EXPR accessors.
21467 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21469 * gimple-low.c (lower_function_body): Use build_call_expr.
21470 (lower_builtin_setjmp): Likewise.
21472 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21473 (set_storage_via_libcall): Likewise.
21474 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21475 instead of TREE_CODE_LENGTH.
21476 (expand_expr_real_1): Use new CALL_EXPR accessors.
21478 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21479 generalize to handle any number of operands.
21480 (TB_parent_eq): Likewise.
21482 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21483 (strip_builtin_expect): Likewise.
21485 * function.c (gimplify_parameters): Use build_call_expr.
21487 * tree-vectorizer.c (vect_is_simple_reduction): Use
21488 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21490 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21491 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21493 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21496 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21497 (gimplify_decl_expr): Likewise.
21498 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21499 Use new CALL_EXPR iterators.
21500 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21501 (gimplify_modify_expr_to_memset): Likewise.
21502 (gimplify_variable_sized_compare): Likewise.
21503 (gimplify_omp_atomic_fetch_op): Likewise.
21504 (gimplify_omp_atomic_pipeline): Likewise.
21505 (gimplify_omp_atomic_mutex): Likewise.
21506 (gimplify_function_tree): Likewise.
21508 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21509 (call_expr_flags): Likewise.
21510 (expand_call): Likewise.
21512 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21516 * coverage.c (create_coverage): Use build_call_expr.
21518 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21519 (temp_call_expr_obstack): New.
21520 (pool_copy_list): Delete.
21521 (temp_copy_call_expr): New.
21522 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21523 CALL_EXPR accessors. Get rid of special goo for copying argument
21524 lists and use temp_copy_call_expr instead.
21525 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21526 CALL_EXPR accessors.
21527 (create_expression_by_pieces): Likewise. Use build_call_array
21528 to construct the result instead of fold_build3.
21529 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21530 dealing with argument lists.
21531 (init_pre): Remove references to expression_node_pool and
21532 list_node_pool. Init temp_call_expr_obstack instead.
21533 (fini_pre): Remove references to expression_node_pool and
21536 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21537 and walk arguments explicitly instead of as a list.
21539 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21540 (mx_register_decls): Likewise.
21541 (mudflap_register_call): Likewise.
21542 (mudflap_finish_file): Likewise.
21544 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21545 (ipa_callsite_compute_param): Likewise.
21547 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21548 accessors and constructor.
21550 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21551 accessors and constructor.
21552 (convert_tramp_reference): Likewise.
21553 (convert_call_expr): Likewise.
21554 (finalize_nesting_tree_1): Likewise.
21556 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21559 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21561 * tree-inline.c (initialize_inlined_parameters): Pass entire
21562 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21564 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21565 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21567 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21569 (vectorizable_reduction): Likewise.
21570 (vectorizable_call): Use new CALL_EXPR iterators.
21571 (vectorizable_conversion): Use build_call_expr.
21572 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21573 (vect_gen_widened_results_half): Use build_call_expr.
21574 (vect_setup_realignment): Likewise.
21575 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21577 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21578 (pass_through_call): Likewise.
21579 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21582 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21583 (tree_gen_pow2_profiler): Likewise.
21584 (tree_gen_one_value_profiler): Likewise.
21585 (tree_gen_ic_func_profiler): Likewise.
21586 (tree_gen_average_profiler): Likewise.
21587 (tree_gen_ior_profiler): Likewise.
21589 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
21590 (find_func_aliases): Use new CALL_EXPR accessors. Add case
21591 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21593 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
21594 of TREE_CODE_LENGTH.
21596 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
21597 of TREE_CODE_LENGTH.
21599 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
21601 (convert_to_integer): Likewise.
21603 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
21606 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21607 Brooks Moses <brooks.moses@codesourcery.com>
21608 Lee Millward <lee.millward@codesourcery.com>
21610 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
21612 * config/frv/frv.c (frv_expand_builtin): Likewise.
21613 * config/s390/s390.c (s390_expand_builtin): Likewise.
21615 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
21616 (sparc_expand_builtin): Use new CALL_EXPR accessors.
21618 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
21619 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
21620 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
21621 (ix86_expand_store_builtin): Likewise.
21622 (ix86_expand_unop_builtin): Likewise.
21623 (ix86_expand_unop1_builtin): Likewise.
21624 (ix86_expand_sse_compare): Likewise.
21625 (ix86_expand_sse_comi): Likewise.
21626 (ix86_expand_vec_init_builtin): Likewise.
21627 (ix86_expand_vec_ext_builtin): Likewise.
21628 (ix86_expand_vec_set_builtin): Likewise.
21629 (ix86_expand_builtin): Use new CALL_EXPR accessors.
21631 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
21632 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21634 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
21635 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21636 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
21638 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
21640 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
21641 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
21642 arglist. Use new CALL_EXPR accessors. Fix callers.
21643 (altivec_expand_abs_builtin): Likewise.
21644 (rs6000_expand_binop_builtin): Likewise.
21645 (altivec_expand_predicate_builtin): Likewise.
21646 (altivec_expand_lv_builtin): Likewise.
21647 (spe_expand_stv_builtin): Likewise.
21648 (altivec_expand_stv_builtin): Likewise.
21649 (rs6000_expand_ternop_builtin): Likewise.
21650 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
21651 (altivec_expand_st_builtin): Likewise.
21652 (altivec_expand_dst_builtin): Likewise.
21653 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
21654 arglist. Use new CALL_EXPR accessors. Fix callers.
21655 (altivec_expand_vec_set_builtin): Likewise.
21656 (altivec_expand_vec_ext_builtin): Likewise.
21657 (altivec_expand_builtin): Use new CALL_EXPR accessors.
21658 (spe_expand_builtin): Likewise.
21659 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
21660 arglist. Use new CALL_EXPR accessors. Fix callers.
21661 (spe_expand_evsel_builtin): Likewise.
21662 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
21663 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
21665 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
21666 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
21667 (arm_expand_unop_builtin): Likewise.
21668 (arm_expand_builtin): Use new CALL_EXPR accessors.
21670 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
21673 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
21674 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
21676 (bfin_expand_unop_builtin): Likewise.
21677 (bfin_expand_builtin): Use new CALL_EXPR accessors.
21679 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21680 Brooks Moses <brooks.moses@codesourcery.com>
21681 Lee Millward <lee.millward@codesourcery.com>
21683 * c-semantics.c (build_stmt): Add internal diagnostic check.
21685 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
21686 accessors. Print arguments explicitly instead of as a list.
21688 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
21690 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
21691 (c_finish_omp_flish): Likewise.
21693 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
21694 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
21695 instead of TREE_CODE_LENGTH.
21696 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
21697 (c_warn_unused_result): Likewise.
21699 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21702 * doc/invoke.texi (Warning Options): Remove
21703 -Werror-implicit-function-declaration.
21704 (Wimplicit-function-declaration): Update description.
21705 * opts.c (common_handle_option): Move handling of -Werror=* to...
21706 (enable_warning_as_error): ...here.
21707 * opts.h (enable_warning_as_error): Declare.
21708 * c-decl.c (implicit_decl_warning): Unless
21709 -Wno-implicit-function-declaration is given, emit a pedwarn if
21710 -std=c99 or emit a warning if -Wimplicit-function-declaration.
21711 * c.opt (Wimplicit-function-declaration): Replace
21712 mesg_implicit_function_declaration with
21713 warn_implicit_function_declaration.
21714 * c-opts.c (c_common_handle_option):
21715 -Werror-implicit-function-declaration is exactly equal as
21716 -Werror=implicit-function-declaration.
21717 (set_Wimplicit): Replace mesg_implicit_function_declaration with
21718 warn_implicit_function_declaration.
21719 (c_common_post_options): -Wimplict-function-declaration is enabled
21720 by default by -std=c99, otherwise is disabled by default.
21721 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
21723 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21725 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
21726 DECL on the rhs to a DECL on the lhs for debug info purposes if the
21727 former is ignored but not the latter.
21729 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
21731 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
21732 is made and the reference doesn't use the alias set of its type,
21733 do not create the temporary using that type.
21735 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
21737 * jump.c: Remove prototypes for delete_computation and
21738 delete_prior_computation.
21740 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21742 * jump.c (get_label_after): Delete.
21743 (get_label_before, delete_computation, delete_jump,
21744 delete_prior_computation, follow_jumps): Move...
21745 * reorg.c (delete_computation, delete_prior_computation): ... here...
21746 (get_label_before, delete_jump): ... making these static ...
21747 (follow_jumps): ... and simplifying this since it only runs after
21749 * rtl.h (get_label_after, get_label_before, delete_jump,
21750 follow_jumps): Delete prototypes.
21752 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
21754 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
21756 2007-02-15 Nick Clifton <nickc@redhat.com>
21758 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
21759 order to prevent it from being munged by the target.
21761 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
21763 * config/i386/i386.md: Remove misleading comment.
21765 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21767 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
21768 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
21771 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21773 * tree-sra.c (instantiate_missing_elements): Canonicalize
21775 (sra_build_assignment): New.
21776 (generate_copy_inout, generate_element_copy,
21777 generate_element_zero, generate_one_element_init): Use it.
21779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21781 * tree-sra.c (instantiate_missing_elements): Canonicalize
21783 (sra_build_assignment): New.
21784 (generate_copy_inout, generate_element_copy,
21785 generate_element_zero, generate_one_element_init): Use it.
21787 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
21789 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
21792 2007-02-14 Joseph Myers <joseph@codesourcery.com>
21794 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
21795 types as aggregates not scalars.
21796 * function.c (assign_stack_temp_for_type): Likewise.
21798 2007-02-14 Roger Sayle <roger@eyesopen.com>
21799 Zdenek Dvorak <dvorakz@suse.cz>
21801 * tree-dump.c (dump_switch_p_1): Require exact match of the option
21804 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
21806 * passes.c (next_pass_1): Clear the next field of the copied
21809 2007-02-14 Richard Henderson <rth@redhat.com>
21811 * tree-sra.c (early_sra): New.
21812 (decl_can_be_decomposed_p): Deny va_list if early_sra.
21813 (tree_sra_early, pass_sra_early): New.
21814 * tree-pass.h (pass_sra_early): Declare.
21815 * passes.c (init_optimization_passes): Use it.
21817 2007-02-14 Richard Guenther <rguenther@suse.de>
21819 * flags.h (issue_strict_overflow_warning): Convert to a macro.
21821 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
21823 PR tree-optimization/30771
21824 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
21826 (vect_analyze_operations): Induction phis can now be marked as
21828 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21829 Update documentation accordingly.
21831 2007-02-14 Nick Clifton <nickc@redhat.com>
21833 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
21834 most 3 arguments are supported.
21835 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
21837 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
21839 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
21840 Ensure dst->current is valid.
21842 2007-02-13 Paul Brook <paul@codesourcery.com>
21844 * config.gcc: Add arm*-*-uclinux-*eabi.
21845 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
21846 (SUBTARGET_EXTRA_LINK_SPEC): Define.
21847 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
21848 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
21849 (LINK_SPEC): Define.
21850 (LIB_SPEC): Define.
21851 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
21853 * config/arm/uclinux-eabi.h: New file.
21854 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21855 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21858 2007-02-13 Ian Lance Taylor <iant@google.com>
21860 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21861 * flags.h (warn_strict_overflow): Declare.
21862 (enum warn_strict_overflow_code): Define.
21863 (issue_strict_overflow_warning): New static inline function.
21864 * opts.c (warn_strict_overflow): New variable.
21865 (common_handle_option): Handle OPT_Wstrict_overflow and
21866 OPT_Wstrict_overflow_.
21867 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21869 * fold-const.c: Include intl.h.
21870 (fold_deferring_overflow_warnings): New static variable.
21871 (fold_deferred_overflow_warning): New static variable.
21872 (fold_deferred_overflow_code): New static variable.
21873 (fold_defer_overflow_warnings): New function.
21874 (fold_undefer_overflow_warnings): New function.
21875 (fold_undefer_and_ignore_overflow_warnings): New function.
21876 (fold_deferring_overflow_warnings_p): New function.
21877 (fold_overflow_warning): New static function.
21878 (make_range): Add strict_overflow_p parameter. Change all
21880 (extract_muldiv, extract_muldiv_1): Likewise.
21881 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21882 tree_expr_nonnegative_p.
21883 (fold_negate_expr): Call fold_overflow_warning.
21884 (fold_range_test): Likewise.
21885 (fold_comparison): Likewise.
21886 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21887 instead of tree_expr_nonnegative_p.
21888 (tree_expr_nonnegative_warnv_p): Rename from
21889 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21890 (tree_expr_nonnegative_p): New function.
21891 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21892 strict_overflow_p parameter.
21893 (tree_expr_nonzero_p): New function.
21894 * passes.c (verify_interpass_invariants): New static function.
21895 (execute_one_pass): Call it.
21896 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21898 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21899 (estimate_numbers_of_iterations): Likewise.
21900 (scev_probably_wraps_p): Likewise.
21901 * tree-ssa-ccp.c: Include "toplev.h".
21902 (evaluate_stmt): Defer fold overflow warnings until we know we are
21904 (struct fold_stmt_r_data): Add stmt field.
21905 (fold_stmt_r): Defer fold overflow warnings until we know we
21907 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21908 (fold_stmt_inplace): Likewise.
21909 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21910 (cleanup_control_expr_graph): Defer fold overflow warnings until
21911 we know we are going to optimize.
21912 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21913 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21915 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21916 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21917 * tree-ssa-loop-manip.c (create_iv): Likewise.
21918 * c-typeck.c (build_conditional_expr): Likewise.
21919 (build_binary_op): Likewise.
21920 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21921 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21922 (extract_range_from_unary_expr): Likewise.
21923 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21924 assuming that signed overflow does not occur.
21925 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21926 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21927 (fold_defer_overflow_warnings): Declare.
21928 (fold_undefer_overflow_warnings): Declare.
21929 (fold_undefer_and_ignore_overflow_warnings): Declare.
21930 (fold_deferring_overflow_warnings_p): Declare.
21931 (tree_expr_nonzero_warnv_p): Declare.
21932 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21933 of warning options.
21934 (Warning Options): Document -Wstrict-overflow.
21935 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21936 (tree-ssa-ccp.o): Likewise.
21937 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21938 (fold-const.o): Depend on intl.h.
21940 2007-02-13 Ian Lance Taylor <iant@google.com>
21942 PR middle-end/30751
21943 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21946 2007-02-13 Stuart Hastings <stuart@apple.com>
21948 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21950 2007-02-13 Richard Henderson <rth@redhat.com>
21952 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21953 handled_component_p before looking for the indirect_ref.
21955 2007-02-13 Richard Henderson <rth@redhat.com>
21957 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21958 remove flags clobber.
21959 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21960 (bswaphi_lowpart): New.
21961 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21962 remove TARGET_BSWAP test. Delete expander of the same name.
21964 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21965 (expand_unop): Use them.
21967 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21969 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21970 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21971 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21972 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21973 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21974 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21975 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21976 assembler dialect choice from asm templates.
21978 2007-02-12 Richard Henderson <rth@redhat.com>
21980 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21981 (fixuns_trunc<SSEMODEF>si2): Use it.
21982 * config/i386/sse.md (vec_setv4sf_0): Export.
21983 * config/i386/i386.c (ix86_build_const_vector): Export.
21984 (ix86_split_convert_uns_si_sse): Rename from
21985 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21986 * config/i386/i386-protos.h: Update.
21988 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21991 * c-typeck.c (c_finish_return): Improve warning message.
21993 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21995 * alias.c (find_symbolic_term): Delete unused function.
21997 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21999 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22000 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22001 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22003 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22005 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22006 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22007 the function, temporarily point the debug interface to the null one.
22009 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22011 * dwarf2out.c (round_up_to_align): New static function.
22012 (field_byte_offset): Use it to round the offset.
22014 2007-02-12 Richard Henderson <rth@redhat.com>
22016 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22017 (inswl_const): Export.
22019 2007-02-12 Richard Henderson <rth@redhat.com>
22021 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22022 result mode of the libcall, convert back to outmode.
22024 2007-02-12 Roger Sayle <roger@eyesopen.com>
22026 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22027 (bswapdi2): New define_expand to implement 32-bit implementation.
22029 2007-02-12 Nick Clifton <nickc@redhat.com>
22031 * doc/invoke.texi (Overall Options): Document --help=.
22032 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22033 (cc1_options): Pass --help= on to cc1.
22034 (display_help): Add description of --help=.
22035 (process_command): Add code to handle --help=. Allow translated
22036 --help and --target-help switches to be passed on to compiler
22038 (main): Remove unused if statement.
22039 * opts.c (columns): Remove.
22040 (LEFT_COLUMN): Define.
22041 (wrap_help): Add columns argument.
22042 (print_filtered_help): Change parameters to be an include bitmask,
22043 an exclude bitmask, an any bitmask and the column width. Move the
22044 code to display the params list here. Add code to display the
22045 status of options rather than their descriptions if the quiet flag
22047 (print_specific_help): Change parameters to be an include bitmask,
22048 an exclude bitmask and an any bitmask. Move code to look up the
22049 column width here. Decide upon the title for an options listing.
22050 (common_handle_options): Add code to handle --help=. Adapt code
22051 for --help and --target-help to use the revised form of the
22052 print_specific_help function.
22053 (print_help): Delete.
22054 (print_param_help): Delete.
22055 (print_switch): Delete.
22056 * opts.h (cl_lang_count): Add prototype.
22057 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22058 CL_MAX_OPTION_CLASS): New defines.
22059 * optc-gen.awk: Add construction of cl_lang_count.
22060 * c.opt: Add Warning attribute to warning options and Optimization
22061 attribute to optimization options.
22062 * common.opt: Likewise.
22064 Add -fhelp and -ftarget-help as aliases for the transformed --help
22065 and --target-help options.
22066 * opt-functions.awk: Add code to handle Warning and Optimization
22069 2007-02-12 Richard Henderson <rth@redhat.com>
22071 * config/alpha/constraints.md: New file.
22072 * config/alpha/alpha.c: Include tm-constrs.h.
22073 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22074 alpha_extra_constraint): Remove.
22075 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22076 * config/alpha/alpha-protos.h: Update.
22077 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22078 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22079 (EXTRA_CONSTRAINT): Remove.
22080 * config/alpha/alpha.md: Include constraints.md.
22081 (adddi splitter): Use satisfies_constraint_*.
22082 * config/alpha/predicates.md (add_operand): Likewise.
22083 (sext_add_operand, addition_operation): Likewise.
22085 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22087 PR tree-optimization/29145
22088 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22089 in our handling of restrict qualified pointers.
22091 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22094 * doc/invoke.texi (Wunused-value): Update description.
22095 (Wextra): Delete item.
22096 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22097 value of Wunused-value.
22098 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22099 (c_finish_stmt_expr): Don't check extra_warnings.
22100 (emit_side_effect_warnings): The caller is responsible to check
22103 2007-02-11 Roger Sayle <roger@eyesopen.com>
22104 Matt Thomas <matt@3am-software.com>
22106 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22108 2007-02-11 Roger Sayle <roger@eyesopen.com>
22110 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22111 comparisons of POPCOUNT against zero.
22112 (simplify_const_relational_operation): Likewise.
22114 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22116 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22118 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22120 * dwarf2out.c (root_type): Delete unused function.
22122 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22124 * genattrtab.c (contained_in_p): Delete unused function.
22125 (write_expr_attr_cache): Likewise.
22127 2007-02-11 Jan Hubicka <jh@suse.cz>
22129 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22132 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22134 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22135 to add the REG_EQ* note.
22136 * see.c (see_merge_one_use_extension): Likewise.
22137 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22138 turn REG_EQUAL notes into REG_EQUIV notes if the target
22139 register may have more than one set.
22140 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22141 * gcse.c (try_replace_reg): Likewise.
22142 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22143 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22144 more than one REG_EQUIV note.
22145 * reload1.c (gen_reload): Use set_unique_reg_note.
22147 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22149 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22150 (ix86_builtin_conversion): New function.
22152 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22155 * tree.h (DECL_REPLACEABLE_P): New macro.
22156 * except.c (set_nothrow_function_flags): Likewise.
22158 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22159 Ira Rosen <irar@il.ibm.com>
22160 Dorit Nuzman <dorit@il.ibm.com>
22162 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22163 * targhooks.c (default_builtin_vectorized_conversion): New.
22164 * targhooks.h (default_builtin_vectorized_function): New declaration.
22165 * target.h (struct vectorize): Add builtin_conversion field.
22166 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22167 stmt_vec_info_type value.
22168 (vectorizable_conversion): New declaration.
22169 * tree-vect-analyze.c (vect_analyze_operations): Add
22170 vectorizable_conversion call.
22171 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22172 * tree-vect-transform.c (vectorizable_conversion): New function.
22173 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22174 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22176 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22177 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22178 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22179 or ALTIVEC_BUILTIN_VCFSX.
22181 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22184 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22185 CONST_DOUBLE and operand 0 is a hard register.
22186 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22187 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22188 is a hard floating-point register.
22190 2007-02-10 Richard Henderson <rth@redhat.com>
22191 Jakub Jelinek <jakub@redhat.com>
22192 Alexandre Oliva <aoliva@redhat.com>
22194 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22195 * builtin-types.def (BT_WORD): Make unsigned.
22196 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22197 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22198 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22199 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22200 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22201 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22203 * expr.c (emutls_var_address): New.
22204 (expand_expr_real_1): Expand emulated tls.
22205 (expand_expr_addr_expr_1): Likewise.
22206 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22207 * output.h (emutls_finish): Declare.
22208 * toplev.c (compile_file): Call it.
22209 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22210 address before wrapping in CONST.
22211 * varasm.c (emutls_htab, emutls_object_type): New.
22212 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22213 (get_emutls_object_name, get_emutls_object_type): New.
22214 (get_emutls_init_templ_addr, emutls_decl): New.
22215 (emutls_common_1, emutls_finish): New.
22216 (assemble_variable): When emulating tls, swap decls; generate
22217 constructor for the emutls objects.
22218 (do_assemble_alias): When emulating tls, swap decl and target name.
22219 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22221 * varpool.c (decide_is_variable_needed): Look at force_output.
22222 Recurse for emulated tls.
22223 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22224 with decide_is_variable_needed.
22225 * emutls.c: New file.
22226 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22227 tls_object for real tls.
22229 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22231 PR rtl-optimization/29599
22232 * reload1.c (eliminate_regs_in_insn): Take the destination
22233 mode into account when computing the offset.
22235 2007-02-09 Stuart Hastings <stuart@apple.com>
22236 Richard Henderson <rth@redhat.com>
22238 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22239 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22240 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22241 fixuns_truncdfhi2): New.
22242 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22243 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22244 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22245 (floatunssidf2): Allow nonimmediate source.
22246 * config/i386/sse.md (movdi_to_sse): New.
22247 (vec_concatv2di): Drop '*'.
22248 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22249 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22250 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22252 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22253 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22254 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22255 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22256 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22257 ix86_build_const_vector.
22258 (x86_emit_floatuns): Rewrite.
22260 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22262 * genautomata.c (longest_path_length): Delete unused function.
22263 (struct state): Delete unused longest_path_length.
22264 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22265 (get_free_state): Delete unused.
22267 2007-02-09 Jan Hubicka <jh@suse.cz>
22269 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22270 * doc/invoke.texi (inline-unit-growth): Update default value.
22272 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22273 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22274 (rebuild_cgraph_edges): Likewise.
22275 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22276 (dump_cgraph_node): Dump frequencies.
22277 (cgraph_clone_edge): Add frequency scales.
22278 (cgraph_clone_node): Add freuqnecy.
22279 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22280 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22281 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22282 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22283 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22284 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22285 (save_inline_function_body): Likewise.
22286 * ipa-inline.c: inluce rtl.h
22287 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22288 (cgraph_edge_badness): Use frequencies.
22289 (cgraph_decide_recursive_inlining): Update clonning.
22290 (cgraph_decide_inlining_of_small_function): Dump frequency.
22291 * predict.c (estimate_bb_frequencies): Export.
22292 * predict.h (estimate_bb_frequencies): Declare.
22293 * tree-inline.c (copy_bb): Watch overflows.
22294 (expand_call_inline): Update call of cgraph_create_edge.
22295 (optimize_inline_calls): Use TODO flags to update frequnecies.
22296 * passes.h: Include predict.h
22297 (init_optimization_passes): Move profile ahead.
22298 (execute_function_todo): Handle TODO_rebuild_frequencies.
22300 2007-02-09 Roger Sayle <roger@eyesopen.com>
22302 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22303 the insbl or inswl pattern into a register.
22305 2007-02-09 Roger Sayle <roger@eyesopen.com>
22307 * config/ia64/ia64.md (bswapdi2): New define_insn.
22309 2007-02-09 Richard Henderson <rth@redhat.com>
22311 * config/i386/constraints.md (Ym): New constraint.
22312 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22313 (movdi_1_rex64): Split sse and xmm general register moves from
22314 memory move alternatives. Use conditional register constraints.
22315 (movsf_1, movdf_integer): Likewise.
22316 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22317 (movdf_integer_rex64): New.
22318 (pushsf_rex64): Fix output constraints.
22319 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22320 (sse2_stored): Likewise.
22321 (sse2_storeq_rex64): New.
22322 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22323 amd and not generic.
22324 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22325 for optimize_size. Remove SF/DFmode hack.
22327 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22329 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22332 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22333 Richard Sandiford <richard@codesourcery.com>
22335 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22336 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22337 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22338 m68k/t-mlib to tmake_file.
22339 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22340 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22341 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22342 Allow it to be cf or m68k. Set m68k_arch_family. If that
22343 variable is not empty, add t-$m68k_arch_family to tmake_file.
22344 Add t-mlibs to tmake_file.
22345 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22346 * config/m68k/t-cf: New file.
22347 * config/m68k/t-m68k: Likewise.
22348 * config/m68k/t-mlibs: Likewise.
22349 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22351 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22352 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22355 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22356 (INSTALL_LIBGCC): Delete.
22357 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22358 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22359 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22360 (M68K_MLIB_CPU): Define.
22361 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22362 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22363 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22365 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22366 Richard Guenther <rguenther@suse.de>
22368 PR middle-end/23361
22369 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22370 against INT_MIN/INT_MAX.
22371 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22372 file if a loop is removed.
22374 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22376 * calls.c (store_one_arg): Pass correct alignment to
22377 emit_push_insn for non-BLKmode values.
22378 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22379 unaligned stack slot via a suitably aligned slot.
22381 2007-02-08 DJ Delorie <dj@redhat.com>
22383 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22385 (legal_subregs): Use unsigned char, make const.
22386 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22388 2007-02-08 Paul Brook <paul@codesourcery.com>
22390 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22391 special interworking needed.
22393 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22395 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22396 conditional to __SSE2__.
22397 (Entries below should have been added to first ChangeLog
22398 entry for amdfam10 dated 2007-02-05)
22399 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22401 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22403 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22406 2007-02-08 DJ Delorie <dj@redhat.com>
22408 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22409 * config/m32c/m32c.c (legal_subregs): New.
22410 (m32c_illegal_subreg_p): New.
22411 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22412 unsupported subregs of hard regs.
22414 2007-02-08 Jan Hubicka <jh@suse.cz>
22416 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22417 the same one; always update histograms.
22419 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22421 * passes.c (init_optimization_passes): Tidy comment.
22423 2007-02-08 Roger Sayle <roger@eyesopen.com>
22425 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22426 strip zero_extend, bswap and rotates from POCOUNT's argument.
22427 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22428 zero_extend and rotates from PARITY's argument.
22429 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22430 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22431 of an integer constant at compile-time.
22433 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22436 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22438 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22441 * tree-ssa-live.c (remove_unused_locals): Do not remove
22442 TREE_ADDRESSABLE variables.
22443 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22444 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22445 FOR_CLOBBER. Update all users.
22446 If VAR has an associated alias set, add a virtual operand for
22447 it if no alias is found to conflict with the memory reference.
22449 2007-02-07 Jan Hubicka <jh@suse.cz>
22450 Robert Kidd <rkidd@crhc.uiuc.edu>
22452 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22454 2007-02-07 Ian Lance Taylor <iant@google.com>
22456 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22458 2007-02-07 Roger Sayle <roger@eyesopen.com>
22460 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22461 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22462 tablejumpdi, movsi_to_cr_one): Remove constraints from
22463 define_expand's match_operands.
22465 2007-02-07 Roger Sayle <roger@eyesopen.com>
22467 * global.c (compute_regsets): Move declatation of "i" inside of
22468 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22470 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22473 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22474 of INDIRECT_REF <RESULT_DECL>.
22476 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22478 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22479 Kaz Kojima <kkojima@gcc.gnu.org>
22482 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22484 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22486 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22488 * doc/loop.texi: Document possibility not to perform disambiguation
22489 of loops with multiple latches.
22490 * cfgloopmanip.c (alp_enum_p): Removed.
22491 (add_loop): Handle subloops. Use get_loop_body_with_size.
22492 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22493 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22494 the new forwarder block.
22495 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22496 Handle the case latch is NULL.
22497 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22498 modifications when marking loop exits.
22499 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22501 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22502 disambiguate_loops_with_multiple_latches.
22503 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22504 before fix_loop_structure.
22505 * cfgloop.c: Include pointer-set.h and output.h.
22506 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22507 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22508 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22509 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22510 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22511 disambiguate_multiple_latches, get_loop_body_with_size,
22512 disambiguate_loops_with_multiple_latches): New functions.
22513 (flow_loop_dump): Dump multiple latch edges.
22514 (flow_loop_nodes_find): Handle loops with multiple latches.
22515 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22516 (glb_enum_p): Modified.
22517 (get_loop_body): Use get_loop_body_with_size.
22518 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22519 (AVOID_CFG_MODIFICATIONS): New constant.
22520 (disambiguate_loops_with_multiple_latches, add_loop,
22521 get_loop_body_with_size): Declare.
22522 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22524 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22526 PR inline-asm/28686
22527 * global.c (compute_regsets): New function.
22528 (global_alloc): Refactored ELIMINABLE_REGSET
22529 and NO_GLOBAL_ALLOC_REGS computation out.
22530 (rest_of_handle_global_alloc): Call compute_regsets()
22531 for non-optimizing case.
22533 2007-02-06 Richard Henderson <rth@redhat.com>
22535 * config/i386/constraints.md (Y2): Rename from Y.
22536 (Yi): New constraint.
22537 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22538 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22539 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22540 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22541 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22542 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22543 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22544 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22545 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22546 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22547 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22548 vec_extractv2si_1): Change Y constraints to Y2.
22549 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22550 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22551 Change Y constraints to Y2.
22552 (sse2_loadld): Change Y constraints to x.
22554 2007-02-06 Roger Sayle <roger@eyesopen.com>
22556 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22557 (parity<mode>2): New define_expand using rs6000_emit_parity.
22558 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22559 rs6000_emit_parity): New functions.
22560 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22561 rs6000_emit_parity): Prototype here.
22563 2007-02-06 Ian Lance Taylor <iant@google.com>
22565 * lower-subreg.c (simple_move_operand): Reject CONST.
22566 (resolve_clobber): Call validate_change rather than directly
22567 assigning to XEXP (pat, 0).
22569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22571 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22572 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22573 (tree-cfg.o): Remove hashtab.h dependency.
22575 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22576 (struct ivopts_data): Change niters to pointer_map_t.
22577 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22578 (niter_for_exit): Create pointer_map on demand. Change for
22580 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22581 (free_loop_data): Destroy data->niters if created and reset field.
22582 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22583 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22585 * tree-ssa-reassoc.c: Include pointer-set.h.
22586 (bb_rank): Change to long *.
22587 (operand_rank): Change to pointer_map_t.
22588 (find_operand_rank): Return long, -1 if not found. Declare as inline.
22589 (insert_operand_rank): Accept long.
22590 (operand_entry_hash, operand_entry_eq): Remove.
22591 (get_rank): Return long. Adjust for changes above.
22592 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
22594 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
22596 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
22597 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
22598 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
22600 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
22601 directly since it cannot be NULL.
22602 (get_vi_for_tree): Rewrite for pointer_map API.
22603 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
22604 (init_alias_vars): Create vi_for_tree as pointer_map.
22605 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
22607 * tree-cfg.c: Don't include hashtab.h.
22608 (edge_to_cases): Declare as pointer_map.
22609 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
22611 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
22612 (start_recording_case_labels): Create edge_to_cases as pointer_map.
22613 (end_recoding_case_labels): Cleanup edge_to_cases manually before
22615 (record_switch_edge): Delete.
22616 (get_cases_for_edge): Adjust for pointer_map API, inline
22617 record_switch_edge (rewritten for new API), remove goto.
22619 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22621 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
22622 * tree-nested.c: Include pointer-set.h.
22623 (var_map_elt, var_map_eq, var_map_hash): Delete.
22624 (struct nesting_info): Remove GTY marker. Change the two htab_t's
22625 to pointer_map_t's.
22626 (nesting_info_bitmap_obstack): New.
22627 (lookup_field_for_decl): Adjust for pointer_map API.
22628 (lookup_tramp_for_decl): Adjust for pointer_map API.
22629 (get_nonlocal_debug_decl): Adjust for pointer_map API.
22630 (get_local_debug_decl): Adjust for pointer_map API.
22631 (convert_nl_goto_reference): Adjust for pointer_map API.
22632 (convert_nl_goto_receiver): Adjust for pointer_map API.
22633 (create_nesting_tree): Create outside GGC space. Create bitmap on
22634 the new obstack. Create field_map and var_map as pointer_maps.
22635 (free_nesting_tree): Adjust for changes to create_nesting_tree.
22637 (lower_nested_functions): Move root here, no need to NULL it.
22638 Initialize and release the obstack.
22640 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
22642 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
22643 Remove prototypes and make them non-static.
22644 (struct tree_int_map): Remove.
22645 * tree.h (struct tree_int_map): Move here, turning TO into an
22647 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
22649 * tree.h (TREE_COMPLEXITY): Remove.
22650 (struct tree_exp): Remove complexity field.
22651 * tree.c (build1_stat): Don't set it.
22653 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
22654 Victor Kaplansky <victork@il.ibm.com>
22656 * tree-vectorizer.c (vect_is_simple_use): Support induction.
22657 (vect_is_simple_reduction): Support reduction with induction as
22658 one of the operands.
22659 (vect_is_simple_iv_evolution): Fix formatting.
22660 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
22661 formatting. Don't mark induction phis for vectorization.
22662 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
22663 * tree-vect-transform.c (get_initial_def_for_induction): New function.
22664 (vect_get_vec_def_for_operand): Support induction.
22665 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
22667 (vectorizable_reduction): Support reduction with induction as one of
22669 (vectorizable_type_demotion): Use def-type of stmt argument rather
22670 than dummy def-type.
22672 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
22673 flag_tree_scev_cprop.
22674 * common.opt (tree-scev-cprop): New flag.
22676 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
22677 call to vect_get_new_vect_var.
22679 2007-02-06 Ira Rosen <irar@il.ibm.com>
22681 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
22682 vectype is not NULL.
22683 (vect_pattern_recog_1): Likewise.
22685 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22687 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
22688 (fold_negate_expr): Likewise.
22690 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
22693 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
22694 even if cv-qualification is the same.
22696 2007-02-05 Geoffrey Keating <geoffk@apple.com>
22698 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
22699 __enable_execute_stack on completion.
22701 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22703 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
22704 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
22705 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
22706 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
22707 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
22708 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
22709 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
22710 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
22712 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22714 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
22715 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
22716 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
22717 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
22718 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
22719 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
22720 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
22721 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
22722 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
22723 umuldi3_highpart_rex64, umulsi3_highpart_insn,
22724 umulsi3_highpart_zext, smuldi3_highpart_rex64,
22725 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
22726 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
22727 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
22728 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
22729 sqrtextenddfxf2_i387): Added amdfam10_decode.
22731 * config/i386/athlon.md (athlon_idirect_amdfam10,
22732 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
22733 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
22734 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
22735 athlon_ivector_store_amdfam10): New define_insn_reservation.
22736 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
22739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22741 * config/i386/athlon.md (athlon_call_amdfam10,
22742 athlon_pop_amdfam10, athlon_lea_amdfam10): New
22743 define_insn_reservation.
22744 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
22745 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
22746 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
22748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22750 * config/i386/athlon.md (athlon_sseld_amdfam10,
22751 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
22752 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
22754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22756 * config/i386/athlon.md (athlon_sseins_amdfam10): New
22757 define_insn_reservation.
22758 * config/i386/i386.md (sseins): Added sseins to define_attr type
22759 and define_attr unit.
22760 * config/i386/sse.md: Set type attribute to sseins for insertq
22763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22765 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
22766 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
22767 ssecomi_load_amdfam10, ssecomi_amdfam10,
22768 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
22769 define_insn_reservation.
22770 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
22772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22774 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
22775 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
22776 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
22777 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
22778 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
22779 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
22780 define_insn_reservation.
22782 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
22783 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
22784 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
22785 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
22786 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
22788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22790 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
22791 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
22792 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
22793 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
22794 athlon_ssemul_load_k8): Added amdfam10.
22796 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22798 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
22799 (x86_sse_unaligned_move_optimal): New variable.
22801 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
22803 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
22804 for unaligned vector SSE double/single precision loads for AMDFAM10.
22806 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22808 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
22809 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
22810 Define TARGET_CPU_DEFAULT_amdfam10.
22811 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
22812 (processor_type): Add PROCESSOR_AMDFAM10.
22814 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
22815 processor_type in config/i386/i386.h.
22816 Enable imul peepholes for TARGET_AMDFAM10.
22818 * config.gcc: Add support for --with-cpu option for amdfam10.
22820 * config/i386/i386.c (amdfam10_cost): New variable.
22821 (m_AMDFAM10): New macro.
22822 (m_ATHLON_K8_AMDFAM10): New macro.
22823 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
22824 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
22825 x86_promote_QImode, x86_integer_DFmode_moves,
22826 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22827 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
22828 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
22829 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
22830 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
22831 Enable/disable for amdfam10.
22832 (override_options): Add amdfam10_cost to processor_target_table.
22833 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
22834 processor_alias_table.
22835 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
22836 (ix86_adjust_cost): Add code for amdfam10.
22838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
22840 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
22841 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
22842 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
22843 * config/i386/i386.h: Add builtin definition for SSE4A.
22844 * config/i386/i386.md: Add support for ABM instructions
22845 (popcnt and lzcnt).
22846 * config/i386/sse.md: Add support for SSE4A instructions
22847 (movntss, movntsd, extrq, insertq).
22848 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
22849 Add -march=amdfam10 flag.
22850 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
22851 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
22853 * doc/extend.texi: Add documentation for SSE4A builtins.
22855 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22857 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22859 2007-02-05 Richard Guenther <rguenther@suse.de>
22861 * tree-vectorizer.h (vectorizable_function): Add argument type
22862 argument, change return type.
22863 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22864 * tree-vect-transform.c (vectorizable_function): Handle extra
22865 argument, return vectorized function decl.
22866 (build_vectorized_function_call): Remove.
22867 (vectorizable_call): Handle calls with result and argument types
22868 differing. Handle loop vectorization factor correctly.
22869 * targhooks.c (default_builtin_vectorized_function): Adjust for
22871 * targhooks.h (default_builtin_vectorized_function): Likewise.
22872 * target.h (builtin_vectorized_function): Add argument type
22874 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22875 extra argument, allow vectorizing of lrintf.
22876 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22877 documentation of target hook.
22879 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22882 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22883 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22884 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22886 2007-02-05 Roger Sayle <roger@eyesopen.com>
22888 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22889 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22890 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22891 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22892 before canonicalizing sincos to cexpi.
22893 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22895 2007-02-05 Roger Sayle <roger@eyesopen.com>
22897 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22898 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22899 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22901 2007-02-05 Roger Sayle <roger@eyesopen.com>
22903 * mips-tfile.c (initialize_init_file): Correct endianness test.
22905 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22907 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22908 the 'y' constraint.
22910 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22912 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22913 saves in a PARALLEL before the register assignments.
22915 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22917 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22918 DWARF_FRAME_RETURN_COLUMN to be a general register.
22919 * dwarf2out.c (init_return_column_size): New function, split from...
22920 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22921 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22922 to be nongeneral registers.
22923 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22925 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22926 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22928 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22930 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22932 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22934 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22935 (remove_path): Use can_remove_branch_p and remove_branch instead
22936 of loop_delete_branch_edge.
22937 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22938 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22939 Update profile using scale_dominated_blocks_in_loop.
22940 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22941 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22942 (can_remove_branch_p, remove_branch): Declare.
22943 * tree-cfg.c (tree_can_remove_branch_p): New function.
22944 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22945 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22946 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22948 2007-02-05 Jan Hubicka <jh@suse.cz>
22950 PR middle-end/30696
22951 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22952 nodes in cgraph, don't remove offline copy of the function.
22954 2007-02-04 Jan Hubicka <jh@suse.cz>
22956 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22957 vectors might cause maybe_lookup_element_for_expr to be called
22958 on non-sra-candidate.
22960 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22962 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22963 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22964 spelling conventions.
22966 2007-02-04 Richard Guenther <rguenther@suse.de>
22968 PR middle-end/30636
22969 * fold-const.c (try_move_mult_to_index): Make sure to not
22970 overflow one dimension of a multi-dimensional array access.
22972 2007-02-04 Jan Hubicka <jh@suse.cz>
22974 * passes.c (init_optimization_passes): Reindent.
22976 2007-02-04 Jan Hubicka <jh@suse.cz>
22977 Eric Botcazou <ebotcazou@adacore.com>
22979 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22980 (execute_fixup_cfg): Break out the abnormal goto code.
22981 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22982 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22983 (optimize_inline_calls): Call make_nonlocal_label_edges.
22985 2007-02-04 Jan Hubicka <jh@suse.cz>
22987 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22988 true when something was changed.
22989 (rename_ssa_copies): When something was changed, do
22990 TODO_remove_unused_locals.
22991 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22992 add TODO_remove_unused_locals when instruction was removed.
22994 2007-02-04 Jan Hubicka <jh@suse.cz>
22996 * ipa-inline.c (try_inline): Improve debug output; work on already
22998 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22999 call try_inline for already inlined edges too when flattening;
23000 inline also functions that make callee growth but overall unit size
23003 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23005 * config/m32c/bitops.md, config/m32c/jump.md,
23006 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23007 config/m32r/m32r.h, config/m32r/m32r.md,
23008 config/m32r/predicates.md, config/m68hc11/larith.asm,
23009 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23010 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23011 config/mips/mips-protos.h, config/mips/mips.c,
23012 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23013 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23014 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23015 spelling conventions.
23017 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23018 Follow spelling conventions.
23020 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23022 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23023 warn about C++0x compatibility.
23025 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23027 * config/h8300/h8300.c, config/h8300/h8300.h,
23028 config/h8300/h8300.md: Follow spelling conventions.
23030 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23032 PR middle-end/30667
23033 * combine.c (try_combine): Do not substitute source operand
23034 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23036 2007-02-03 Jan Hubicka <jh@suse.cz>
23038 PR gcov-profile/30650
23039 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23040 do not divide by zero for never executed counters.
23041 (tree_find_values_to_profile): Fix counters.
23042 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23044 2007-02-03 Ian Lance Taylor <iant@google.com>
23046 * lower-subreg.c (simple_move_operand): New static function,
23047 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23049 (simple_move): Call simple_move_operand.
23050 (find_decomposable_subregs): Add special handling of MEMs.
23051 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23052 meaning of return value. If we see a hard register, test whether
23053 it can store a word_mode value. Change all callers.
23055 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23057 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23058 ftrapv insns and expanders.
23059 (subdi3): Change define_expand operand 1 to arith11_operand, and
23060 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23061 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23062 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23065 PR middle-end/30174
23066 * varasm.c (notice_global_symbol): Treat global objects as weak when
23067 flag_shlib is true.
23069 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23071 * emit-rtl.c (dconstpi): Delete.
23072 (dconstsqrt2): New.
23073 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23074 * real.h (dconstpi): Delete.
23075 (dconstsqrt2): New.
23076 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23077 (fold_builtin_hypot): Likewise.
23079 2007-02-03 Tom Tromey <tromey@redhat.com>
23082 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23083 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23085 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23087 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23088 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23089 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23090 config/rs6000/cell.md, config/rs6000/darwin.h,
23091 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23092 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23093 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23094 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23095 typos. Follow spelling conventions.
23096 * doc/invoke.texi: Follow spelling conventions.
23098 2007-02-03 Roger Sayle <roger@eyesopen.com>
23100 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23101 canonicalization transformations that attempt to simplify integer
23102 constant comparisons to become comparisons against zero.
23104 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23106 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23108 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23109 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23111 2007-02-02 Mike Stump <mrs@apple.com>
23113 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23114 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23115 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23116 generate a branch island.
23118 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23120 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23121 (xtensa_legitimate_address_p): New.
23122 (xtensa_legitimize_address): New.
23123 (xtensa_output_addr_const_extra): New.
23124 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23126 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23127 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23128 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23129 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23130 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23131 (xtensa_legitimize_address): New.
23132 (xtensa_output_addr_const_extra): New.
23134 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23136 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23138 2007-02-02 Ian Lance Taylor <iant@google.com>
23140 * expmed.c (expand_divmod): Add comment.
23142 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23144 * emit-rtl.c (renumber_insns): Remove.
23145 * flags.h: Remove the extern for flag_renumber_insns.
23146 * rtl.h: Remove the prototype for renumber_insns.
23147 * toplev.c (flag_renumber_insns): Remove.
23149 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23151 Revert for x86 darwin:
23152 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23154 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23155 code before the following patch under TARGET_MACHO.
23156 (ix86_function_value_regno_p): Likewise.
23158 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23160 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23163 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23166 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23167 loads to general or fp registers. Add comments.
23168 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23170 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23172 * pointer-set.c (insert_aux): Only return insertion slot.
23173 (pointer_set_insert): Adjust.
23174 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23175 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23176 pointer_map_traverse): New.
23177 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23178 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23179 pointer_map_contains, pointer_map_traverse): Declare.
23181 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23183 PR middle-end/30473
23184 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23185 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23187 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23189 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23191 (struct _dep): New type.
23192 (dep_t): New typedef.
23193 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23194 (DEP_STATUS): New access macro. The macro with the same name was
23195 renamed to DEP_LINK_STATUS.
23196 (dep_init): Declare function
23198 (struct _dep_link): New type.
23199 (dep_link_t): New typedef.
23200 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23201 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23202 (DEP_LINK_STATUS): New macro.
23203 (debug_dep_links): New debug function.
23205 (struct _deps_list): New type.
23206 (deps_list_t): New typedef.
23207 (DEPS_LIST_FIRST): New access macro.
23208 (FOR_EACH_DEP_LINK): New cycle macro.
23209 (create_deps_list, free_deps_list, delete_deps_list): Declare
23211 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23212 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23213 (copy_deps_list_change_con): Ditto.
23215 (move_dep_link): Declare function.
23217 (struct _dep_node): New type.
23218 (dep_node_t): New typedef.
23219 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23221 (struct haifa_insn_data.back_deps): New field to hold backward
23222 dependencies of the insn.
23223 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23225 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23226 Change its type to deps_list_t.
23227 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23228 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23229 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23231 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23233 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23235 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23237 (dep_cost): Declare.
23239 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23240 (ds_to_dk, dk_to_ds): New functions.
23242 (init_dep_1): New static function.
23243 (init_dep): New function.
23244 (copy_dep): New static function.
23246 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23248 (detach_dep_link): New static function.
23249 (move_dep_link): New function.
23251 (dep_links_consistent_p, dump_dep_links): New static functions.
23252 (debug_dep_links): New debugging function.
23254 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23256 (alloc_deps_list, init_deps_list): New static functions.
23257 (create_deps_list): New function.
23258 (clear_deps_list): New static function.
23259 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23260 (deps_list_consistent_p, dump_deps_list): New static functions.
23261 (debug_deps_list): New function.
23262 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23264 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23266 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23267 use new scheduler dependencies lists.
23268 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23269 (sched_analyze): Ditto. Initialize dependencies lists.
23270 (add_forw_dep, compute_forward_dependences): Update to use new
23271 scheduler dependencies lists.
23273 (init_dependency_caches): Init deps_obstack.
23274 (free_dependency_caches): Free deps_obstack.
23276 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23277 new scheduler dependencies lists.
23278 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23279 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23281 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23282 Update to use new scheduler dependencies lists.
23283 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23284 (debug_dependencies): Ditto.
23285 (schedule_region): Update comments.
23287 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23288 scheduler dependencies lists.
23289 (schedule_ebb): Update comments.
23291 * rtl.def (DEPS_LIST): Remove.
23293 * lists.c (unused_deps_list): Remove.
23294 (free_list): Update assertions.
23296 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23297 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23299 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23300 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23302 * haifa-sched.c (comments): Update.
23303 (insn_cost1): Remove. Inline the code into insn_cost ().
23304 (insn_cost): Update to use new scheduler dependencies lists. Move
23305 processing of the dependency cost to dep_cost ().
23306 (dep_cost): New function. Use it instead of insn_cost () when
23307 evaluating cost of the dependency. Use compatible interface to
23308 interact with the target.
23309 (priority): Update to use new scheduler dependencies lists.
23310 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23311 with greater number of insns that depend on the insn.
23312 (schedule_insn): Update to use new scheduler dependencies lists. Add
23313 code to free backward dependencies lists. Inline and optimize code
23314 from resolve_dep () - see PR28071.
23315 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23316 lists. Update call to targetm.sched.is_costly_dependence hook.
23318 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23319 scheduler dependencies lists.
23321 (resolve_dep): Remove. Move the logic to schedule_insn ().
23322 (init_h_i_d): Initialize dependencies lists.
23324 (process_insn_depend_be_in_spec): Rename to
23325 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23326 dependencies lists.
23327 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23328 Update to use new scheduler dependencies lists.
23329 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23331 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23332 new scheduler dependencies lists.
23333 (build_intra_loop_deps): Ditto.
23335 * target.h (struct _dep): Declare to use in
23336 gcc_target.sched.is_costly_dependence.
23337 (struct gcc_target.sched.adjust_cost): Fix typo.
23338 (struct gcc_target.sched.is_costly_dependence): Change signature to
23339 use single dep_t parameter instead of an equivalent triad.
23340 (struct gcc_target.sched.adjust_cost_2): Remove.
23342 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23344 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23346 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23348 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23350 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23351 (REG_DEP_TRUE): Document.
23353 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23354 Change signature to correspond to the targetm.sched.adjust_cost hook.
23355 Update use in TARGET_SCHED_ADJUST_COST_2.
23356 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23357 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23358 new scheduler dependencies lists.
23359 (ia64_gen_check): Ditto.
23361 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23362 scheduler dependencies lists.
23364 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23365 signature to correspond to the targetm.sched.is_costly_dependence hook.
23366 (is_costly_group): Update to use new scheduler dependencies lists.
23368 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23369 instead of INSN_COST () macro.
23371 2007-02-01 Ian Lance Taylor <iant@google.com>
23373 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23375 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23377 * pa.md (tp_load): Correct mfctl instruction syntax.
23379 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23381 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23382 altivec_padding_size calculation on AIX. Improve comment, add
23383 assert to verify that it's right.
23385 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23388 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23390 PR inline-asm/28686
23391 * global.c (global_alloc): Add mising initialization of
23394 2007-02-01 Roger Sayle <roger@eyesopen.com>
23396 * alias.c (init_alias_analysis): Correct whitespace.
23397 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23398 partition_hot_cold_basic_blocks): Likewise.
23399 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23400 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23401 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23402 fold_builtin_snprintf_chk, fold_builtin_printf,
23403 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23404 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23405 * cfgcleanup.c (cleanup_cfg): Likewise.
23406 * cfgexpand.c (tree_expand_cfg): Likewise.
23407 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23408 * function.c (get_next_funcdef_no): Likewise.
23409 * gengtype.c (main): Likewise.
23410 * genmodes.c (main): Likewise.
23411 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23412 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23413 * ifcvt.c (noce_emit_move_insn): Likewise.
23414 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23416 * stor-layout.c (get_best_mode): Likewise.
23417 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23418 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23419 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23420 perform_var_substitution, solve_graph): Likewise.
23421 * tree-vrp.c (vrp_finalize): Likewise.
23423 2007-02-01 Ian Lance Taylor <iant@google.com>
23425 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23426 high part of a paradoxical subreg, return a constant zero.
23428 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23430 * toplev.c (lang_dependent_init): Call init_set_costs.
23431 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23433 2007-02-01 Richard Guenther <rguenther@suse.de>
23435 PR middle-end/30656
23436 * fold-const.c (fold_negate_expr): Allow negating a
23437 constant if overflow does not change.
23439 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23441 * doc/c-tree.texi (Expression trees): Improve markup.
23442 * doc/tm.texi (Register Classes, Addressing Modes)
23443 (Floating Point): Fix spacing after abbreviations. Fix some
23446 2007-02-01 Ben Elliston <bje@au.ibm.com>
23448 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23449 * doc/contrib.texi: Likewise.
23450 * doc/install.texi: Likewise.
23452 2007-01-31 Richard Henderson <rth@redhat.com>
23453 Ian Lance Taylor <iant@google.com>
23455 * lower-subreg.c: New file.
23456 * rtl.def (CONCATN): Define.
23457 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23458 pass_lower_subreg2.
23459 * emit-rtl.c (update_reg_offset): New static function, broken out
23460 of gen_rtx_REG_offset.
23461 (gen_rtx_REG_offset): Call update_reg_offset.
23462 (gen_reg_rtx_offset): New function.
23463 * regclass.c: Revert patch of 2006-03-05, restoring
23465 (clear_reg_info_regno): New function.
23466 * dwarf2out.c (concatn_loc_descriptor): New static function.
23467 (loc_descriptor): Handle CONCATN.
23468 * common.opt (fsplit_wide_types): New option.
23469 * opts.c (decode_options): Set flag_split_wide_types when
23471 * timevar.def (TV_LOWER_SUBREG): Define.
23472 * rtl.h (gen_reg_rtx_offset): Declare.
23473 (reg_scan_update): Declare.
23474 * regs.h (clear_reg_info_regno): Declare.
23475 * tree-pass.h (pass_lower_subreg): Declare.
23476 (pass_lower_subreg2): Declare.
23477 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23478 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23479 -fsplit-wide-types.
23480 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23481 * Makefile.in (OBJS-common): Add lower-subreg.o.
23482 (lower-subreg.o): New target.
23484 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23486 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23488 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23491 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23493 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23495 PR middle-end/29335
23496 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23498 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23500 * cfgloop.h: Include vec-prim.h.
23501 (enum li_flags): Remove LI_ONLY_OLD.
23502 (loop_iterator): Changed.
23503 (fel_next, fel_init): Iterate over loop tree.
23504 (FOR_EACH_LOOP_BREAK): New macro.
23505 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23507 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23508 * modulo-sched.c (sms_schedule): Ditto.
23509 * tree-vectorizer.c (vectorize_loops): Ditto.
23510 * doc/loop.texi: Update information on loop numbering and behavior of
23511 FOR_EACH_LOOP wrto new loops.
23512 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23513 add_to_evolution_1): Test nestedness of loops instead of comparing
23515 * tree-chrec.c (chrec_fold_plus_poly_poly,
23516 chrec_fold_multiply_poly_poly, chrec_evaluate,
23517 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23518 reset_evolution_in_loop): Ditto.
23519 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23521 2007-01-31 Dirk Mueller <dmueller@suse.de>
23523 * c-common.c (warn_about_parentheses): Separate warning about
23524 un-parenthized sequence of comparison operators from the one
23525 which is supposed to warn about x <= y <= z.
23527 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23529 * optabs.h (enum optab_index): Add new OTI_isinf.
23530 (isinf_optab): Define corresponding macro.
23531 * optabs.c (init_optabs): Initialize isinf_optab.
23532 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23534 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23535 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23537 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23538 expand_builtin_interclass_mathfn.
23539 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23540 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23541 (fxam<mode>2_i387): New insn pattern.
23542 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23543 built-in functions as x87 inline asm.
23545 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23547 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23549 2007-01-30 Eric Christopher <echristo@apple.com>
23551 * config.gcc: Add geode.
23553 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23555 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23556 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23557 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23558 value-prof.c: Fix comment typos.
23560 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23563 * doc/invoke.texi (Wpointer-arith): Document warning.
23565 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23567 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23568 the list of discrepancies from the draft TR.
23570 2007-01-30 Dirk Mueller <dmueller@suse.de>
23573 * doc/invoke.texi (-Wreturn-type): Update description to
23574 match new behavior.
23576 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23578 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23580 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23582 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23583 to handle optabs that operate on floating point input argument and
23584 output to integer output.
23585 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23586 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
23587 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
23588 expand_builtin_interclass_mathfn ().
23589 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
23590 (ilogbsi2): Remove.
23591 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
23592 ilogbl built-in functions as x87 intrinsics.
23594 2007-01-30 Richard Guenther <rguenther@suse.de>
23596 PR middle-end/27657
23597 * dwarf2out.c (reference_to_unused): Query varpool if the
23598 variable was output.
23600 2007-01-30 Richard Guenther <rguenther@suse.de>
23602 PR middle-end/30313
23603 * passes.c (execute_one_pass): Reset in_gimple_form to not
23604 confuse non-unit-at-a-time mode.
23606 2007-01-29 Roger Sayle <roger@eyesopen.com>
23607 Richard Guenther <rguenther@suse.de>
23609 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
23610 avoid undefined behaviour on overflow. Use force_fit_type_double
23611 to construct the constant with the specified TREE_OVERFLOW.
23613 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23615 * config/dfp-bit.c: Add parameterized support for fp exceptions.
23616 * config/dfp-bit.h: Ditto.
23618 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23620 * c-decl.c (pop_scope): Replace warnings with call to
23621 warn_for_unused_label.
23622 * c-common.h (warn_for_unused_label): Declare.
23623 * c-common.c (warn_for_unused_label): Define.
23625 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23627 * tree-optimize.c (update_inlined_to_pointers): Delete unused
23630 2007-01-29 Janis Johnson <janis187@us.ibm.com>
23632 * Makefile.in (USER_H): Remove decfloat.h.
23633 * ginclude/decfloat.h: Delete, moving contents to ...
23634 * ginclude/float.h: Add support for decimal floating point,
23635 guarded by __STDC_WANT_DEC_FP__.
23637 2007-01-29 Mike Stump <mrs@apple.com>
23639 * doc/gccint.texi (Top): Rename Loop Representation to Loop
23640 Analysis and Representation to resolve case insensitive conflict.
23641 * doc/loop.texi (Loop Analysis and Representation): Likewise.
23643 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
23645 * tree.h (struct tree_memory_tag): Add aliases member.
23646 (MTAG_ALIASES): New macro.
23647 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
23648 (add_may_alias): Remove pointer-set. Update for may_aliases being
23650 (mark_aliases_call_clobbered): Update for may_aliases being a
23652 (compute_tag_properties): Ditto.
23653 (create_partition_for): Ditto.
23654 (compute_memory_partitions): Ditto.
23655 (dump_may_aliases_for): Ditto.
23656 (is_aliased_with): Ditto.
23657 (add_may_alias_for_new_tag): Ditto.
23658 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
23659 (compute_is_aliased): New function.
23660 (compute_may_aliases): Call compute_is_aliased).
23661 (init_alias_info): Initialize alias_bitmap_obstack.
23662 (union_alias_set_into): New function.
23663 (compute_flow_sensitive_aliasing): Use union_aliases_into.
23664 (have_common_aliases_p): Rewrite to take two bitmaps and use
23666 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
23667 Update for bitmaps.
23668 (finalize_ref_all_pointers): Update for add_may_alias changes.
23669 (new_type_alias): Ditto.
23670 * tree-flow-inline.h (may_aliases): Return a bitmap.
23671 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
23672 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
23673 may_aliases being a bitmap.
23674 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
23675 may_aliases now returns a bitmap.
23676 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
23678 * tree-ssa-operands.c (add_virtual_operand): Update for
23679 may_aliases being a bitmap.
23681 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
23683 PR tree-optimization/30630
23684 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
23685 variable as changed.
23687 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
23690 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
23691 expanded only once even if an error occurs.
23693 2007-01-29 Ben Elliston <bje@au.ibm.com>
23695 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
23696 (__gcov_average_profiler): Likewise.
23697 (__gcov_ior_profiler): Likewise.
23698 (__gcov_merge_ior): Likewise.
23700 2007-01-28 Jan Hubicka <jh@suse.cz>
23702 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
23703 * value-prof.c (stringop_block_profile): Likewise.
23705 2007-01-28 Jan Hubicka <jh@suse.cz>
23707 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
23708 Add variant handling histograms; add wrapper.
23709 (clear_storage_via_libcall): Export.
23710 (emit_block_move_hints): Break out from ...; add histograms.
23711 (emit_block_move): ... this one.
23712 (clear_storage_hints): Break out from ...; add histograms.
23713 (clear_storage): ... this one.
23714 (set_storage_via_memset): Handle histogram.
23715 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
23716 (clear_storage_hints, clear_storage_via_libcall): Declare.
23717 (set_storage_via_setmem): Update prototype.
23718 * doc/md.texi (movmem, setmem): Document new arguments.
23720 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
23721 Add new histograms.
23722 (stringop_block_profile): New global function.
23723 (tree_stringops_values_to_profile): Profile block size and alignment.
23724 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
23726 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
23727 (stringop_block_profile): Declare.
23728 * builtins.c: Include value-prof.h.
23729 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
23730 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
23731 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
23732 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
23733 * profile.c (instrument_values): Add new counters.
23734 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
23736 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
23737 (tree_init_edge_profiler): Build new profilers.
23738 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
23739 (pass_tree_profile): Add dump.
23740 (tree_profile_hooks): Update.
23741 * Makefile.in (LIBGCOV): Add new constants.
23742 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
23743 __gcov_ior_profiler): New.
23744 * i386.md (movmem/setmem expanders): Add new optional arguments.
23746 2007-01-28 David Edelsohn <edelsohn@gnu.org>
23748 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
23750 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23752 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
23753 (tree_unswitch_single_loop): Pass eni_size_weights to
23754 tree_num_loop_insns.
23755 * tree-ssa-loop-manip.c: Include tree-inline.h.
23756 (can_unroll_loop_p): Pass eni_size_weights to
23757 tree_num_loop_insns.
23758 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
23759 Pass eni_size_weights to estimate_num_insns.
23760 * tree.h (init_inline_once): Export.
23761 * toplev.c (backend_init): Call init_inline_once.
23762 * cgraphunit.c (cgraph_process_new_functions,
23763 cgraph_analyze_function): Pass eni_inlining_weights to
23764 estimate_num_insns.
23765 * ipa-inline.c (compute_inline_parameters): Ditto.
23766 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
23767 to estimate_num_insns.
23768 (try_unroll_loop_completely): Pass eni_size_weights to
23769 tree_num_loop_insns.
23770 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
23771 ot estimate_num_insns.
23772 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
23773 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
23774 * tree-inline.c (eni_inlining_weights, eni_size_weights,
23775 eni_time_weights): New variables.
23776 (init_inline_once): Initialize them.
23777 (struct eni_data): Mew.
23778 (estimate_num_insns_1, estimate_num_insns): Use weights.
23779 * tree-inline.h (struct eni_weights_d): New.
23780 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
23781 (estimate_num_insns): Declaration changed.
23782 * cfgloop.h (tree_num_loop_insns): Declaration changed.
23783 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
23784 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
23786 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
23788 * tree-data-ref.c (conflict_fn): Assert that the number of affine
23789 relations in the conflict function is valid.
23791 2007-01-27 Ian Lance Taylor <iant@google.com>
23793 * common.opt: Add fstrict-overflow.
23794 * opts.c (decode_options): Set flag_strict_overflow if -O2.
23795 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
23796 (TYPE_OVERFLOW_UNDEFINED): Define.
23797 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
23799 * tree.h (TYPE_TRAP_SIGNED): Don't define.
23800 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
23801 (fold_negate_expr): Likewise.
23802 (make_range): Likewise.
23803 (extract_muldiv_1): Likewise.
23804 (maybe_canonicalize_comparison): Likewise.
23805 (fold_comparison): Likewise.
23806 (fold_binary): Likewise.
23807 (tree_expr_nonnegative_p): Likewise.
23808 (tree_expr_nonzero_p): Likewise.
23809 * tree-vrp.c (compare_values): Likewise.
23810 (extract_range_from_binary_expr): Likewise.
23811 (extract_range_from_unary_expr): Likewise.
23812 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
23814 (nowrap_type_p): Likewise.
23815 * tree-scalar-evolution.c (simple_iv): Likewise.
23816 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
23817 (build_range_check): Likewise.
23818 (extract_muldiv_1): Likewise.
23819 (fold_comparison): Likewise.
23820 * tree-vrp.c (vrp_int_const_binop): Likewise.
23821 (extract_range_from_unary_expr): Likewise.
23822 * convert.c (convert_to_integer): Likewise.
23823 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
23824 (fold_comparison): Likewise.
23825 (fold_binary): Likewise.
23826 * optabs.c (optab_for_tree_code): Likewise.
23827 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
23828 * simplify-rtx.c (simplify_const_relational_operation): Check
23829 flag_strict_overflow and flag_trapv.
23830 (simplify_const_relational_operation): Likewise.
23831 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
23832 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
23835 2007-01-27 Roger Sayle <roger@eyesopen.com>
23837 * tree.c (tree_fold_gcd): Delete.
23838 * tree.h (tree_fold_gcd): Remove prototype.
23839 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
23840 test whether one constant integer is a multiple of another. Instead
23841 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
23842 * fold-const.c (multiple_of_p): We've determined both TOP and
23843 BOTTOM are integer constants so we can call int_const_binop directly
23844 instead of the more generic const_binop.
23846 2007-01-27 Roger Sayle <roger@eyesopen.com>
23848 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
23849 1*X check that the constant hasn't overflowed, to preserve the
23851 (round_up): Provide an efficient implementation when rouding-up an
23852 INTEGER_CST to a power-of-two.
23854 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23856 * doc/sourcebuild.texi: Add comma for clarity.
23857 * doc/extend.texi: Fix some typos.
23858 * doc/passes.texi: Likewise.
23859 * doc/cppinternals.texi: Likewise.
23860 * doc/c-tree.texi: Likewise.
23861 * doc/tree-ssa.texi: Likewise.
23862 * doc/install.texi: Likewise.
23864 2007-01-27 Jan Hubicka <jh@suse.cz>
23866 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23867 (pass_sra): Do not require alias information.
23868 * passes.c (init_optimization_passes): Add SRA
23870 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23872 * tracer.c (rest_of_handle_tracer): We already cleaned
23873 up the CFG in tracer() so don't do it here again.
23874 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23875 cleanup_cfg here, either. And don't call renumber_insns.
23877 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23878 and BB_HEAD are in the insn stream here. Instead make sure
23879 that BB_INSN is valid on all insns. Also, do check here that
23880 there are no pending branch predictions...
23881 (rtl_verify_flow_info): ...instead of doing it here. Checks
23882 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23885 2007-01-26 Roger Sayle <roger@eyesopen.com>
23887 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23888 function to simplify/factorize operand order canonicalization.
23889 (ix86_fixup_binary_operands): Reorganize using the above function.
23890 (ix86_binary_operator_ok): Likewise.
23892 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23894 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23895 file scope from optimize_attrs.
23896 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23898 (optimize_attrs): Clear insn_code_values after freeing it.
23900 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23902 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23903 a parts.base assignment.
23905 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23907 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23908 (compute_subscript_distance, initialize_data_dependence_relation,
23909 finalize_ddr_dependent, analyze_ziv_subscript,
23910 analyze_siv_subscript_cst_affine,
23911 compute_overlap_steps_for_affine_univar,
23912 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23913 analyze_siv_subscript, analyze_miv_subscript,
23914 analyze_overlapping_iterations, subscript_dependence_tester_1,
23915 compute_self_dependence, free_dependence_relation): Work
23916 with affine_fn instead of chrecs.
23917 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23918 common_affine_function, affine_function_base,
23919 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23920 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23921 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23922 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23923 (all_chrecs_equal_p): Removed.
23924 * tree-data-ref.h (affine_fn, conflict_function): New types.
23925 (struct subscript): Change type of conflicting_iterations_in_a
23926 and conflicting_iterations_in_b.
23928 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23931 * config/pa/pa.h (TARGET_HPUX_11): New.
23932 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23933 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23935 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23936 Richard Guenther <rguenther@suse.de>
23938 * tree-ssa-structalias.c (solve_graph): Handle case
23939 we merged the variable to another.
23941 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23943 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23946 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23947 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23949 2007-01-25 DJ Delorie <dj@redhat.com>
23951 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23952 allow changes to modes which don't fit in those registers.
23954 * reload1.c (choose_reload_regs): Check for invalid subregs before
23955 computing their locations, not after.
23957 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23960 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23961 save Altivec registers in an eh_return function.
23962 (compute_vrsave_mask): Likewise.
23963 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23964 for saving Altivec registers.
23965 (rs6000_emit_prologue): Don't allocate stack twice in
23966 eh_return function. Correct expected value of altivec_save_offset
23967 when using save_world. Describe save of R0 to stack when using
23968 save_world. Describe stack pointer adjustment when using
23969 save_world. Remove duplicated eh_return parameter register saving.
23970 Update sp_offset variable after save_world.
23971 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23973 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23974 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23977 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23979 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23981 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23984 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23985 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23987 2007-01-25 Richard Guenther <rguenther@suse.de>
23989 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23990 * common.opt (-Wcoverage-mismatch): New warning option.
23991 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23992 if -Wcoverage-mismatch is given.
23994 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23996 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23997 (ipcp_driver): Change to static definition.
23998 Add dumping of the ifunctions.
23999 (constant_val_insert): Remove unused parameter. Support for SSA.
24000 (ipcp_propagate_const): Support for SSA.
24001 (ipcp_profile_bb_print): Print only analyzed nodes.
24002 (ipcp_replace_map_create): Remove support for Fortran constant
24004 * ipa-prop.c (ipa_method_modify_stmt,
24005 ipa_callsite_compute_param): Support for SSA.
24006 * ipa-prop.h (ipcp_driver): Remove declaration.
24007 (IS_VALID_TREE_MAP_INDEX): Add define.
24009 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24011 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24013 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24015 PR middle-end/30447
24016 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24017 constant argument to cabs and do it without checking for
24018 -funsafe-math-optimizations.
24020 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24022 * c-common.h (RID_FIRST_CXX0X): New.
24023 (RID_LAST_CXX0X): New.
24024 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24026 * c.opt (Wc++0x-compat): New.
24027 * doc/invoke.texi (-Wc++0x-compat): Document.
24029 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24031 * builtins.c (fold_builtin_carg): New.
24032 (fold_builtin_1): Use it.
24034 2007-01-24 Jan Hubicka <jh@suse.cz>
24036 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24038 * ipa-inline.c (initial_insns, max_insns): Delete.
24039 (compute_max_insns): New function.
24040 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24041 amount of insns as base for code growth.
24042 (cgraph_decide_inlining): Make initial_insns local; do not compute
24044 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24045 * doc/invoke.texi (inline-unit-growth): Update docs.
24047 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24049 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24050 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24051 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24052 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24053 for CPUs that have PTA_CX16 set.
24055 PR middle-end/27416
24056 * gimplify.c (omp_check_private): New function.
24057 (gimplify_scan_omp_clauses): Use it for
24058 firstprivate/lastprivate/reduction.
24060 PR middle-end/30494
24061 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24062 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24064 PR middle-end/30421
24065 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24066 If lower_lastprivate_clauses emits some statements, append them
24067 to dlist rather than body_p and to body_p append an initializer.
24068 (lower_omp_for): Adjust caller.
24070 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24072 * target.h (globalize_decl_name): New.
24073 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24074 * output.h (default_globalize_decl_name): New.
24075 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24077 (globalize_decl): Ditto.
24078 (default_globalize_decl_name): New.
24079 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24080 (ia64_handle_version_id_attribute): New.
24081 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24082 (ia64_asm_output_external): Use globalize_decl_name instead
24083 of globalize_label.
24084 * doc/extend.texi (version_id): New pragma.
24085 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24087 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24089 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24090 _uleb128_t and _Unwind_SWord with _sleb128_t.
24091 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24092 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24094 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24095 * unwind-pe.h (read_uleb128, read_sleb128,
24096 read_encoded_value_with_base): Likewise.
24097 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24099 2007-01-24 Richard Guenther <rguenther@suse.de>
24101 * builtins.c (expand_builtin_cexpi): Get the fndecl
24102 for cexp in the correct way.
24104 2007-01-24 Jan Hubicka <jh@suse.cz>
24106 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24109 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24111 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24112 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24113 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24114 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24115 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24116 __SIZEOF_PTRDIFF_T__.
24117 * doc/cpp.texi: Documentation for the new builtin macros added.
24119 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24121 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24122 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24123 instead of operands[2] to avoid access past the end of array.
24125 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24127 * reload1.c (emit_reload_insns): Pass the reload register
24128 for a non-spill output reload through forget_old_reloads_1.
24130 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24132 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24133 _SOFT_DOUBLE if doubles use software floating-point.
24134 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24135 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24136 * config/rs6000/darwin-ldouble.c: Also compile functions for
24137 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24138 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24139 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24140 commented-out long double override.
24141 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24142 * config/rs6000/eabispe.h: Likewise.
24143 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24144 long double for non-SPE.
24145 (rs6000_handle_option): Likewise.
24146 (invalid_e500_subreg): Disallow more subregs involding DImode,
24147 DFmode, TImode or TFmode.
24148 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24150 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24152 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24153 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24155 (rs6000_legitimate_address): Also check for TFmode for E500
24157 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24158 (spe_build_register_parallel): Handle TFmode and TCmode.
24159 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24161 (function_arg): Handle TFmode and TCmode for E500 double.
24162 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24164 (print_operand): Handle TFmode and TImode for %y.
24165 (rs6000_generate_compare): Handle TFmode comparisons for E500
24167 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24168 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24169 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24170 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24171 TFmode for E500 double.
24172 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24173 (floatsidf2): Enable for E500 double.
24174 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24175 (extenddftf2): Change to extenddftf2_fprs.
24176 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24177 depending on TARGET_E500_DOUBLE.
24178 (extendsftf2): Enable for E500 double.
24179 (trunctfdf2): Enable for E500 double.
24180 (trunctfsf2): Change to trunctfsf2_fprs.
24181 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24182 depending on TARGET_E500_DOUBLE.
24183 (floatsitf2): Enable for E500 double.
24184 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24185 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24186 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24187 (negtf2): Change to negtf2_internal.
24188 (negtf2): New expander.
24189 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24190 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24191 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24192 (movdi_internal32): Use rs6000_nonimmediate_operand.
24193 (unnamed splitter): Likewise.
24194 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24195 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24196 (SPE64TF, DITI): New mode macros.
24197 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24200 (frob_<mode>_di_2): New.
24201 (frob_tf_di_8_2): New.
24202 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24204 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24206 (frob_ti_<mode>_8_2): New.
24207 (frob_ti_tf_2): New.
24208 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24209 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24211 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24212 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24213 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24214 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24215 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24216 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24219 2007-01-23 Ian Lance Taylor <iant@google.com>
24221 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24223 (OBJS-archive): Reformat, alphabetize.
24224 (OBJS): Change out_object_file to OBJS-md.
24226 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24228 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24229 JUMP_P and CALL_P predicates where applicable.
24230 * config/i386/i386.c: Ditto.
24231 * config/i386/i386.md: Ditto.
24232 * config/i386/mmx.md: Ditto.
24233 * config/i386/predicates.md: Ditto.
24235 2007-01-22 Andreas Schwab <schwab@suse.de>
24237 * config/m68k/m68k.h: Fix comment.
24239 2007-01-22 Jan Hubicka <jh@suse.cz>
24241 * passes.c (init_optimization_passes): Do not rerun
24242 pass_early_warn_uninitialized.
24244 2007-01-22 Richard Guenther <rguenther@suse.de>
24246 PR tree-optimization/30038
24247 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24249 (execute_cse_sincos_1): Likewise.
24250 (execute_cse_sincos): Likewise.
24251 (gate_cse_sincos): Likewise.
24252 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24253 the cexpi() canonicalization of sincos().
24254 * tree-pass.h (pass_cse_sincos): Declare.
24255 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24257 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24259 PR rtl-optimization/29329
24260 * combine.c (replaced_rhs_insn): Rename to i2mod.
24261 (replaced_rhs_value): Rename to i2mod_new_rhs.
24262 (i2mod_old_rhs): New global variable.
24263 (combine_instructions): Adjust for above change. Save a copy of
24264 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24265 note are substituted in the second instruction.
24266 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24267 ditch the note if it pertains to the second eliminated register
24268 and this register is mentioned in i2mod_old_rhs.
24271 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24273 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24274 the insn to which the note was originally attached.
24276 2007-01-21 Jan Hubicka <jh@suse.cz>
24278 * ipa-inline.c (inlining_mode): Comment, move up.
24279 (cgraph_decide_inlining_incrementally): Do not perform inlining
24280 itself; fix handling of flattening of self recursive functions.
24281 (cgraph_find_cycles): Remove.
24282 (cgraph_flatten_node): Remove.
24283 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24284 (try_inline): New function.
24285 (cgraph_early_inlining): Update call of
24286 cgraph_decide_inlining_incrementally. Apply inlining here.
24287 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24289 2007-01-21 Dirk Mueller <dmueller@suse.de>
24292 * tree-vrp.c (check_array_bounds): do not warn
24293 about ADDR_EXPR's of ARRAY_REF's which are immediately
24294 used in binary expressions.
24296 2007-01-21 Ira Rosen <irar@il.ibm.com>
24298 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24299 read_write_dep and macros for its access.
24300 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24301 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24302 argument, call vect_check_interleaving for every independent pair of
24303 data-refs. Mark loads that access the same memory location as a store
24305 (vect_check_dependences): Remove.
24306 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24307 call, fix the call to vect_analyze_data_ref_dependence.
24308 (vect_analyze_data_ref_access): For statements that access the same
24309 data-ref, check that they are not stores; for loads, check that there
24310 is no store that access the same location.
24312 2007-01-20 Roger Sayle <roger@eyesopen.com>
24313 Joseph Myers <joseph@codesourcery.com>
24315 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24316 (-fdump-rtl-stack): Likewise.
24317 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24318 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24319 (-mpt-fixed): Use @minus{} for minus sign.
24320 (Using Precompiled Headers): Fix under/overfull hbox.
24322 2007-01-20 Jan Hubicka <jh@suse.cz>
24324 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24325 place within annotation.
24327 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24329 * pa.c (output_move_double): Change array size of xoperands to 4.
24331 2007-01-20 Jan Hubicka <jh@suse.cz>
24333 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24336 2007-01-19 Ian Lance Taylor <iant@google.com>
24338 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24339 constant to unsigned HOST_WIDE_INT before negating.
24341 2007-01-19 Ian Lance Taylor <iant@google.com>
24343 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24345 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24346 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24347 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24348 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24349 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24350 (realloc_vdef, realloc_vuse): Change second parameter to
24352 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24353 fields to unsigned.
24354 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24355 unsigned. Change x and lim locals to unsigned.
24356 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24358 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24359 (copy_virtual_operands): Change i and n locals to unsigned.
24361 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24363 PR middle-end/29335
24364 * builtins.c (fold_builtin_1): Handle builtin fdim.
24366 2007-01-20 Jan Hubicka <jh@suse.cz>
24368 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24369 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24370 init_alias_heapvars.
24371 (init_alias_heapvars): Initialize only when not already initialized.
24372 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24374 2007-01-19 Roger Sayle <roger@eyesopen.com>
24376 * common.opt (fsigned-zeros): New command line option.
24377 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24378 of flag_unsafe_math_optimizations.
24379 * opts.c (set_fast_math_flags): The -ffast-math command line option
24380 implies -fno-signed-zeros.
24381 (fast_math_flags_set_p): Likewise.
24383 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24384 the documentation of -ffast-math appropriately. Wrap long lines.
24386 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24388 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24389 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24391 2007-01-19 Tomas Bily <tbily@suse.cz>
24393 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24395 (tree_init_ic_make_global_vars): New function
24396 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24397 (tree_gen_ic_profiler): New function
24398 (tree_gen_ic_func_profiler): New function
24399 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24400 (tree_profile_hooks): Added hook for indirec/virtual calls
24401 * value-prof.c (tree_find_values_to_profile): New case for
24403 (tree_values_to_profile): Call for determining indirect/virtual
24405 (tree_indirect_call_to_profile): New function
24406 (tree_ic_transform): New function
24407 (tree_ic): New function
24408 (find_func_by_pid): New function
24409 (init_pid_map): New function
24410 (tree_value_profile_transformations): Added check for
24411 indirect/virtual call transformation
24412 * value-prof.h (enum hist_type): New counter type for
24413 indirect/virtual calls
24414 (profile_hooks): Added new hook for profiling indirect/virtual
24416 * profile.c (instrument_values): New case for indirect/virtual
24418 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24419 (GCOV_COUNTER_V_INDIR): New counter type
24420 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24421 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24423 * cgraph.c: Definition of cgraph_max_pid
24424 (cgraph_create_node): Default init of pid attribute
24425 * cgraph.h: Declaration of cgraph_max_pid
24426 (struct cgraph_node): Added pid attribute
24427 * libgcov.c (__gcov_indirect_call_profiler): New function
24428 (__gcov_one_value_profiler_body): New function
24429 (__gcov_one_value_profiler): Body was moved to
24430 __gcov_one_value_profiler_body and calls it
24432 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24434 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24435 * gengtype.c (write_types_data, write_func_for_structure,
24436 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24437 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24438 (walk_type, write_func_for_structure): Generate the mark_hook if
24441 2007-01-19 Jan Hubicka <jh@suse.cz>
24443 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24444 'early' argument take inlining mode argument specifying whether to
24445 inline for size/speeed or all functions; add support for flattening;
24447 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24449 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24452 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24453 the name of the declared identifier.
24455 2007-01-19 Dirk Mueller <dmueller@suse.de>
24457 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24458 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24459 duplicate evaluation.
24461 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24463 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24464 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24465 to XFMode, use acosxf2 and truncate result to requested mode.
24466 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24467 (asin<mode>2): Similarly, with asin expanders.
24468 (*fscalexf4_i387): Rename from *fscalexf4.
24469 (expNcorexf3): New expander.
24470 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24471 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24472 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24473 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24474 patterns for SSE math.
24475 (exp10<mode>2): Similarly, with exp10 expanders.
24476 (exp2<mode>2): Similarly, with exp2 expanders.
24477 (expm1<mode>2): Similarly, with expm1 expanders.
24478 (ldexp<mode>3): Similarly, with ldexp expanders.
24479 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24480 Use gen_truncxf<mode>2_i387_noop to truncate result.
24482 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24484 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24485 for ColdFire targets.
24487 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24488 Richard Sandiford <richard@codesourcery.com>
24490 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24491 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24492 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24493 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24494 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24495 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24497 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24499 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24500 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24501 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24502 (*adddi_dilshr32_cf): New pattern.
24503 (adddi3, subdi3): Remove first alternatives.
24505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24507 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24508 implemented using move.l, do not use its cc result for floating-point
24511 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24513 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24514 from accepting 's' constraints if flag_pic.
24516 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24518 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24519 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24520 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24521 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24523 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24525 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24526 ColdFire alternatives.
24527 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24528 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24529 architectures that support ff1 instruction.
24531 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24532 Julian Brown <julian@codesourcery.com>
24534 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24535 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24536 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24539 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24541 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24543 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24544 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24545 HOST_WIDE_INT instead of an rtx.
24546 (m68k_rtx_costs): Update call accordingly.
24547 (output_move_const_into_data_reg): Likewise. Fix formatting.
24548 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24550 (output_move_simode_const): Update calls after above changes.
24551 Rework to use automatic variables and predicates like MEM_P.
24552 * config/m68k/m68k.md (pushexthisi_const): Update call to
24555 2007-01-19 Dirk Mueller <dmueller@suse.de>
24557 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24558 in dump_flags test.
24560 2007-01-19 Richard Guenther <rguenther@suse.de>
24562 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24563 via cexp in case sincos is not available.
24565 2007-01-19 Richard Guenther <rguenther@suse.de>
24567 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24568 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24569 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24570 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24571 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24572 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24573 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24574 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24576 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24578 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24580 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24581 (atan2xf3): Directly generate RTL pattern.
24582 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24583 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24584 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24585 disable patterns for SSE math.
24586 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
24587 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24588 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24589 disable patterns for SSE math.
24591 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
24593 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
24595 2007-01-18 Roger Sayle <roger@eyesopen.com>
24597 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
24598 VIEW_CONVERT_EXPR to the same type as it's operand.
24600 2007-01-18 David Edelsohn <edelsohn@gnu.org>
24602 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
24603 configured for long double 128.
24605 2007-01-18 Mike Stump <mrs@apple.com>
24607 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
24610 2007-01-18 Michael Meissner <michael.meissner@amd.com>
24612 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
24615 2007-01-18 Jan Hubicka <jh@suse.cz>
24617 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
24618 greater than NUM_VOP_FREE_BUCKETS.
24620 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
24622 * tree-ssa-structalias.c: Update comments.
24623 (ptabitmap_obstack): Removed.
24624 (pta_obstack): New.
24625 (oldpta_obstack): Ditto.
24626 (stats): Add a few members.
24627 (struct variable_info): Remove node, complex, address_taken, and
24628 indirect_target members. Add oldsolution member.
24629 (new_var_info): Do not initialize removed members.
24630 (constraint_expr_type): Remove INCLUDES.
24631 (constraint_graph): Add size, implicit_preds, rep,
24632 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
24633 (FIRST_REF_NODE): New macro.
24634 (LAST_REF_NODE): Ditto.
24635 (FIRST_ADDR_NODE): Ditto.
24636 (find): New function.
24638 (dump_constraint): Do not handle INCLUDES.
24639 (insert_into_complex): Do not insert duplicate constraints.
24640 (condense_varmap_nodes): Renamed and rewritten into ...
24641 (merge_node_constraints): This. Also fix bug in handling of
24642 offseted copy constraints.
24643 (clear_edges_for_node): No longer need to deal with preds at all,
24644 or removing associated preds/succs.
24645 (merge_graph_nodes): Deal with indirect_cycles.
24646 Don't deal with predecessors.
24647 (add_implicit_graph_edge): New function.
24648 (add_pred_graph_edge): Ditto.
24649 (add_graph_edge): Don't deal with predecessors.
24650 (build_constraint_graph): Removed.
24651 (build_pred_graph): New function.
24652 (build_succ_graph): Ditto.
24653 (struct scc_info): Removed in_component. Added roots, dfs, and
24654 node_mapping. Remove visited_index, unification_queue.
24655 (scc_visit): Deal with union-find we do now.
24656 Deal with cycles with REF nodes.
24657 (collapse_nodes): Renamed and rewritten to ...
24658 (unify_nodes): This.
24659 (process_unification_queue): Removed.
24660 (topo_visit): Cleanup
24661 (do_da_constraint): Use find.
24662 (do_sd_constraint): Ditto.
24663 (do_ds_constraint): Ditto.
24664 (do_complex_constraint): Ditto.
24665 (init_scc_info): Update for removed and added members.
24666 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
24667 (find_indirect_cycles): This.
24668 (equivalence_class): New variable.
24669 (label_visit): New function.
24670 (perform_variable_substitution): Rewritten.
24671 (free_var_substitution_info): New function.
24672 (find_equivalent_node): Ditto.
24673 (move_complex_constraints): Ditto.
24674 (eliminate_indirect_cycles): Ditto.
24675 (solve_graph): Only propagate changed bits.
24676 Use indirect cycle elimination.
24678 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
24679 (tree_id_eq): Renamed to ...
24680 (tree_vi_eq): This. Update for member change
24681 (insert_id_for_tree): Renamed and rewritten to ...
24682 (insert_vi_for_tree): This.
24683 (lookup_id_for_tree): Renamed and rewritten to ...
24684 (lookup_vi_for_tree): This.
24685 (get_id_for_tree): Renamed and rewritten to ...
24686 (get_vi_for_tree): Ditto.
24687 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
24688 (process_constraint): Don't handle INCLUDES.
24689 Remove special ADDRESSOF case.
24690 (find_func_aliases): Rewrite to use vi functions instead of id
24692 (create_function_info_for): Ditto.
24693 (create_variable_info_for): Ditto.
24694 (intra_create_variable_infos): Ditto.
24695 (merge_smts_into): Ditto.
24696 (find_what_p_points_to): Ditto.
24697 (init_base_vars): Ditto.
24698 (init_alias_vars): Ditto.
24699 (remove_preds_and_fake_succs): New function.
24700 (dump_sa_points_to_info): Dump new stats.
24701 (dump_solution_for_var): Use find.
24702 (set_used_smts): Fix formatting.
24703 (compute_points_to_sets): Updated for new functions.
24704 (ipa_pta_execute): Ditto.
24706 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24707 Richard Sandiford <richard@codesourcery.com>
24709 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
24711 * calls.c (expand_call): If the return value is a PARALLEL,
24712 extract its first member.
24713 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
24714 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24715 use FUNCTION_EXTRA_EPILOGUE.
24716 (m68k_function_value): Return a PARALLEL if the return value
24717 is of a pointer type.
24718 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
24719 (FUNCTION_EXTRA_EPILOGUE): Remove.
24720 * config/m68k/m68k.md (D0_REG): New constant.
24722 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24724 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
24725 output a NOP for empty epilogues.
24727 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24729 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
24730 before function. Extend register save check to include all
24731 registers, not just integer ones.
24733 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24735 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
24736 (m68k_use_return_insn): ...this.
24737 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
24738 * config/m68k/m68k.c (use_return_insn): Rename to...
24739 (m68k_use_return_insn): ...this.
24740 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
24741 of USE_RETURN_INSN.
24743 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24745 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
24746 nearest even, fix denormal rounding overflow.
24748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24750 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
24751 f%$smove and f%$move.
24752 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
24753 (extendsfdf2_cf): Use fdmove instead of f%&move.
24754 (truncdfsf2_cf): Use fsmove instead of f%$smove.
24755 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
24757 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24759 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
24762 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24764 * real.h (real_format): Add a canonical_nan_lsbs_set field.
24765 (coldfire_single_format): Declare.
24766 (coldfire_double_format): Likewise.
24767 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
24768 of qnan_msb_set to determine the lower bits of a canonical
24770 (encode_ieee_double): Likewise.
24771 (encode_ieee_quad): Likewise.
24772 (ieee_single_format): Initialize canonical_nan_lsbs_set.
24773 (mips_single_format): Likewise.
24774 (ieee_double_format): Likewise.
24775 (mips_double_format): Likewise.
24776 (ieee_extended_motorola_format): Likewise.
24777 (ieee_extended_intel_96_format): Likewise.
24778 (ieee_extended_intel_128_format): Likewise.
24779 (ieee_extended_intel_96_round_53_format): Likewise.
24780 (ibm_extended_format): Likewise.
24781 (mips_extended_format): Likewise.
24782 (ieee_quad_format): Likewise.
24783 (mips_quad_format): Likewise.
24784 (vax_f_format): Likewise.
24785 (vax_d_format): Likewise.
24786 (vax_g_format): Likewise.
24787 (i370_single_format): Likewise.
24788 (i370_double_format): Likewise.
24789 (decimal_single_format): Likewise.
24790 (decimal_double_format): Likewise.
24791 (decimal_quad_format): Likewise.
24792 (c4x_single_format): Likewise.
24793 (c4x_extended_format): Likewise.
24794 (real_internal_format): Likewise.
24795 (coldfire_single_format): New real_format.
24796 (coldfire_double_format): Likewise.
24797 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
24798 canonical_nan_lsbs_set.
24799 (pdp11_d_format): Likewise.
24800 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
24801 if TARGET_COLDFIRE_CPU.
24803 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24805 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
24806 (output_call, m68k_legitimize_call_address): Declare.
24807 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
24808 parenthesees. Add support for a 'W' constraint.
24809 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
24810 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
24811 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
24812 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
24814 (override_options): Initialize them. Do not set flag_no_function_cse
24815 for TARGET_ID_SHARED_LIBRARY.
24816 (m68k_output_pic_call): Delete.
24817 (m68k_legitimize_call_address): New function.
24818 (print_operand): Remove the %o prefix. Handle the %p prefix.
24819 (output_call): New function.
24820 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
24821 target address from the GOT if symbolic jumps are not allowed.
24822 * config/m68k/m68k.md (call, general_operand): Do not set
24823 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
24824 Merge separate flag_pic and !flag_pic define_insns into...
24825 (*call, *call_value): ...these new patterns. Match the address
24826 rather than the containing MEM and require it to be a call_operand.
24827 Use output_call to generate the asm template.
24828 * config/m68k/predicates.md (const_call_operand): New predicate.
24829 (call_operand): Likewise.
24831 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24833 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
24834 (STACK_GROWS_DOWNWARD): Define to 1.
24835 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
24836 comments, emphasizing that these values are only defaults.
24837 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
24838 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
24840 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24842 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
24844 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
24845 Richard Sandiford <richard@codesourcery.com>
24847 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
24848 (FP_REGNO_P): New macros.
24849 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
24850 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
24851 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
24852 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24854 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24856 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24857 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24859 * config/m68k/t-floatlib: New file, extracting common code from...
24860 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24861 * config/m68k/t-uclinux: Here.
24862 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24863 routines on ColdFire targets.
24865 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24867 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24868 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24869 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24870 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24871 explicitly set MOTOROLA to 1.
24872 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24875 Nathan Sidwell <nathan@codesourcery.com>
24877 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24878 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24879 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24880 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24881 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24882 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24883 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24884 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24885 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24886 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24887 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24888 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24889 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24890 (DBX_REGISTER_NUMBER): Delete.
24891 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24892 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24893 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24895 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24897 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24898 * config/flat.h: New file.
24899 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24900 OBJECT_FORMAT_FLAT.
24901 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24902 indirect references for -msep-data or -mid-shared-library.
24903 Do not use PC-relative code addresses either.
24904 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24906 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24907 for shared libraries and crt1.o for executables. Use crti.o and
24909 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24910 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24911 Do not add -elf2flt or -shared-lib-id options here.
24912 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24913 Pass -shared-lib-id if -mid-shared-library, taking the library
24914 identifier from -mshared-library-id if given, otherwise
24916 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24917 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24918 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24919 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24920 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24921 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24923 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24924 jump sequence for ISA A and ISA A+.
24925 (PICJUMP): Likewise.
24927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24929 * config.gcc (m68k-*-uclinux*): Base the port on the common
24930 and m68k GNU/Linux files rather than on the generic ELF ones.
24931 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24932 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24934 2007-01-18 Julian Brown <julian@codesourcery.com>
24935 Richard Sandiford <richard@codesourcery.com>
24937 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24938 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24939 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24941 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24942 80 unconditionally.
24943 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24945 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24947 * doc/install.texi: Document m68k-uclinuxoldabi.
24948 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24949 * config/m68k/uclinux-oldabi.h: New file, copied from
24950 config/m68k/uclinux.h.
24952 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24954 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24955 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24956 (m32r_compute_frame_size): Use unsigned for regno.
24957 (m32r_reload_lr): Use gen_frame_mem.
24959 (m32r_output_function_epilogue): Don't output the function epilogue
24961 (m32r_expand_epilogue): New.
24962 (direct_return): Return false if the function has the interrupt
24964 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24965 * config/m32r/m32r.md (epilogue): New expander.
24966 (return_lr, return_rte): New insns.
24967 (return): Make it expander.
24968 (return_normal): New expander.
24970 2007-01-18 Josh Conner <jconner@apple.com>
24973 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24974 support for UNLE, UNLT, UNGE, and UNGT.
24976 2007-01-18 Jan Hubicka <jh@suse.cz>
24978 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24979 * tree-tailcall (add_virtual_phis): Likewise.
24980 (optimize_tail_call): Return TODOs.
24981 (execute_tail_calls): Return TODOs.
24982 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24983 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24985 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24986 Cleanup cfg using TODO.
24987 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24988 * passes.c (execute_function_todo): When cleanup did something, remove
24990 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24991 (make_edges): Don't cleanup_cfg.
24993 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24995 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24996 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24997 operate on the top of stack.
24998 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24999 register handling of instructions that output to the second
25001 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25002 (move_for_stack_reg): Special-case check for dead destination
25003 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25005 * config/i386/i386.md (UNSPEC_TAN): New constant.
25006 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25007 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25008 to correctly model move of constant 1.0 to top stack slot.
25009 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25010 (unnamed peephole2 pattern): Remove corresponding peephole2
25011 pattern that optimizes tan insn and loading of constant 1.0.
25012 (tanxf2): Use fptanxf4_i387.
25013 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25014 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25015 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25016 disable patterns for SSE math.
25017 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25018 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25020 2007-01-18 Dirk Mueller <dmueller@suse.de>
25021 Richard Guenther <rguenther@suse.de>
25024 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25025 * common.opt (Warray-bounds): Add new warning option.
25026 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25028 * Makefile.in: make tree-vrp.o depend on toplev.h
25029 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25031 (check_array_refs, check_array_bounds, check_array_ref): New.
25033 2007-01-18 Jan Hubicka <jh@suse.cz>
25035 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25036 (execute_ssa_ccp): Return flags conditionally.
25037 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25039 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25041 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25043 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25044 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25046 * Makefile.c (GTFILES): Add cfglayout.h.
25047 * gengtype.c (open_base_files): Likewise.
25048 * cfglayout.c (cfg_layout_function_footer,
25049 cfg_layout_function_header) Reindent to make gengtype happy.
25050 * cfglayout.h (cfg_layout_function_footer,
25051 cfg_layout_function_header): Add GTY(()) marker.
25053 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25055 2007-01-18 Ben Elliston <bje@au.ibm.com>
25057 * genautomata.c (write_automata): Include xstrerror output in the
25058 error message if writing the DFA description file fails.
25060 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25062 * config/mips/mips-protos.h (mips_output_external): Make it
25064 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25065 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25066 (extern_list): Likewise.
25067 (extern_head): Likewise.
25068 (TARGET_ASM_FILE_END): Likewise.
25069 (mips_file_end): Likewise.
25070 (mips_output_external): Rewritten.
25072 2007-01-18 Ben Elliston <bje@au.ibm.com>
25074 * genpreds.c (write_insn_preds_c): Only write out the function
25075 body for regclass_for_constraint if we have register constraints.
25077 2007-01-17 Tom Tromey <tromey@redhat.com>
25079 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25080 * doc/install.texi (Testing): Use sourceware.org.
25081 (Binaries): Likewise.
25082 (Specific): Likewise.
25083 * doc/contrib.texi (Contributors): Use sourceware.org.
25085 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25087 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25088 (AVR_ENHANCED): Rename to ...
25089 (AVR_HAVE_MUL): ... new.
25090 (avr_enhanced_p): Rename to ...
25091 (avr_have_mul_p): ... new.
25092 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25093 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25094 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25095 (avr_have_mul_p): ... new.
25096 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25097 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25098 'avr_enhanced_p' and 'enhanced'.
25099 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25100 AVR_HAVE_MUL instead of AVR_ENHANCED.
25101 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25102 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25103 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25104 instead of AVR_ENHANCED.
25105 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25106 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25107 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25109 2007-01-17 Ian Lance Taylor <iant@google.com>
25111 * vec.h (VEC_reserve_exact): Define.
25112 (vec_gc_p_reserve_exact): Declare.
25113 (vec_gc_o_reserve_exact): Declare.
25114 (vec_heap_p_reserve_exact): Declare.
25115 (vec_heap_o_reserve_exact): Declare.
25116 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25118 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25119 negative parameter.
25120 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25121 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25122 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25123 * vec.c (calculate_allocation): Add exact parameter. Change all
25125 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25126 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25127 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25128 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25129 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25130 (vec_heap_p_reserve_exact): New function.
25131 (vec_heap_o_reserve_exact): New function.
25133 2007-01-17 Jan Hubicka <jh@suse.cz>
25135 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25137 2007-01-17 Eric Christopher <echristo@apple.com>
25139 * config.gcc: Support core2 processor.
25141 2007-01-16 Jan Hubicka <jh@suse.cz>
25143 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25144 the names, just unlink the chain so we don't crash on dangling
25148 2007-01-16 Jan Hubicka <jh@suse.cz>
25150 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25151 * tree-pass.h: Reorder to make IPA passes appear toegher.
25152 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25154 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25155 parameters, do not call early inliner.
25156 * ipa-inline.c: Update comments. Include tree-flow.h
25157 (cgraph_decide_inlining): Do not compute inlining parameters.
25158 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25159 be called with function context set up.
25160 (pass_ipa_inline): Remove unreachable functions before pass.
25161 (cgraph_early_inlining): Simplify assuming to be called from the
25163 (pass_early_inline): New pass.
25164 (cgraph_gate_ipa_early_inlining): New gate.
25165 (pass_ipa_early_inline): Turn into simple wrapper.
25166 (compute_inline_parameters): New function.
25167 (gate_inline_passes): New gate.
25168 (pass_inline_parameters): New pass.
25169 (apply_inline): Move here from tree-optimize.c
25170 (pass_apply_inline): New pass.
25171 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25173 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25174 doing them by hand.
25175 (tree_function_versioning): Do not allocate dummy struct function.
25176 * tree-inline.h (optimize_inline_calls): Update prototype.
25177 * tree-optimize.c (execute_fixup_cfg): Export.
25178 (pass_fixup_cfg): Remove
25179 (tree_rest_of_compilation): Do not apply inlines.
25180 * tree-flow.h (execute_fixup_cfg): Declare.
25181 * Makefile.in (gt-passes.c): New.
25182 * passes.c: Include gt-passes.h
25183 (init_optimization_passes): New passes.
25184 (nnodes, order): New static vars.
25185 (do_per_function_toporder): New function.
25186 (execute_one_pass): Dump current pass here.
25187 (execute_ipa_pass_list): Don't dump current pass here.
25189 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25191 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25192 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25194 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25196 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25197 (strong_alias): Define.
25198 (__gcc_qmul): Provide non-FMA for soft-float.
25199 (__gcc_qdiv): Same.
25204 (__gcc_qunord): New.
25214 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25215 soft-float functions.
25216 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25217 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25218 about long double soft float.
25220 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25221 Tehila Meyzels <tehila@il.ibm.com>
25223 * tree-vectorizer.h (is_pattern_stmt_p): New.
25224 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25225 formatting (tabs instead of spaces). Cleanup and clarify setting
25226 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25227 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25228 (vectorizable_type_demotion): Check that types are integral.
25229 (vectorizable_type_promotion): Likewise.
25230 (vectorizable_store): Fix typo. Eliminate new-line at end of
25233 2007-01-16 Jan Hubicka <jh@suse.cz>
25235 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25238 2007-01-15 Eric Christopher <echristo@apple.com>
25240 * ifcvt.c: Include vec.h, vecprim.h.
25241 (check_cond_move_block): New argument regs.
25242 Reorganize. Add registers used to regs.
25243 (cond_move_process_if_block): Use regs set above as
25246 2007-01-15 Eric Christopher <echristo@apple.com>
25248 * config/darwin.h: Update copyright.
25249 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25250 (LINK_COMMAND_SPEC): Add -u.
25251 (LINK_SPEC): Fix umbrella for above.
25253 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25255 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25258 2007-01-15 Tom Tromey <tromey@redhat.com>
25260 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25261 * doc/install.texi (Testing): Don't mention jacks.
25262 (Configuration): Document --enable-java-maintainer-mode. Move
25263 --with-java-home to libgcj-specific section. Document
25265 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25267 2007-01-15 Jan Hubicka <jh@suse.cz>
25269 * tree-ssa-dce.c (DCE_TODOs): New.
25270 (propagate_necessity): Return if something changed.
25271 (eliminate_unnecessary_stmts): Likewise.
25272 (perform_tree_ssa_dce): Return TODO flags when needed.
25273 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25275 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25277 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25278 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25279 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25280 patterns using X87MODEF12 mode macro. Extend operand 1
25281 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25282 (log10<mode>2): Ditto.
25283 (log2<mode>2): Ditto.
25284 (log1p<mode>2): Ditto.
25285 (logb<mode>2): Ditto.
25286 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25287 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25288 (*fxtractxf3_i387): Rename from *fxtractxf3.
25289 (fxtract_extend<mode>xf3_i387): New insn pattern.
25290 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25291 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25292 and gen_fyl2xxf3_i387().
25294 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25296 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25297 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25298 get_loop_exit_edges. Changed return type to bool.
25299 * cfgloop.h (fix_loop_placement): Declaration removed.
25301 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25303 * param.h (MIN_VECT_LOOP_BOUND): New.
25304 * params.def (MIN_VECT_LOOP_BOUND): New.
25305 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25306 argument - minimum threshold for number of iterations.
25307 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25308 argument to declaration.
25309 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25310 MIN_VECT_LOOP_BOUND.
25311 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25312 slpeel_tree_peel_loop_to_edge with additional argument.
25313 (vect_do_peeling_for_alignment): Likewise.
25314 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25316 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25319 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25320 operands of size 1.
25322 2007-01-14 Jan Hubicka <jh@suse.cz>
25324 * tree-dfa.c (remove_referenced_var): New function.
25325 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25326 prune referenced vars list too.
25327 * tree-flow.h (remove_referenced_var): Declare.
25329 2007-01-14 Jan Hubicka <jh@suse.cz>
25331 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25333 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25334 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25335 * except.h (verify_eh_throw_table_statements): Kill prototype.
25336 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25337 into call exrepssions.
25338 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25340 * tree-cfg.c: Include pointer-set.h.
25341 (verify_node_sharing): Work on pointer set.
25342 (verify_eh_throw_stmt_node): New.
25343 (verify_stmts): Use pointers sets, verify throw_stmt.
25345 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25347 * ipa-reference.c (analyze_function): Consider also addresses taken
25350 2007-01-12 Roger Sayle <roger@eyesopen.com>
25352 * c-typeck.c (null_pointer_constant_p): Replace use of
25353 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25354 (build_c_cast): Likewise.
25356 2007-01-12 Roger Sayle <roger@eyesopen.com>
25358 * tree.h (force_fit_type_double): Remove unused final argument.
25359 * c-common.c (constant_expression_warning): Replace use of
25360 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25361 (convert_and_check): Likewise.
25362 (shorten_compare): Update call to force_fit_type_double.
25363 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25364 * convert.c (convert_to_pointer): Update call to
25365 force_fit_type_double.
25366 * fold-const.c (force_fit_type_double): Remove overflowed_const
25368 (int_const_binop, fold_convert_const_int_from_int,
25369 fold_convert_const_int_from_real, fold_div_compare,
25370 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25371 fold_abs_const, fold_not_const): Remove the final argument from
25372 calls to force_fit_type_double.
25374 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25376 * configure.ac: Set insn to "nop" for spu-*-* also.
25377 * configure: Regenerate.
25379 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25381 * builtins.def : Add BUILT_IN_FREE.
25383 2007-01-12 Jan Hubicka <jh@suse.cz>
25385 PR tree-optimization/30443
25386 * tree-inline.c (tree_function_versioning): Do not optimize when
25387 cloning for inlining.
25389 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25391 * doc/loop.texi: Document recording of loop exits.
25392 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25393 (update_single_exits_after_duplication,
25394 update_single_exit_for_duplicated_loop,
25395 update_single_exit_for_duplicated_loops): Removed.
25396 (duplicate_loop_to_header_edge): Do not call
25397 update_single_exits_after_duplication and
25398 update_single_exit_for_duplicated_loops.
25399 (loop_version): Do not update single_exit information.
25400 (fix_loop_structure): Use record_loop_exits instead of
25401 mark_single_exit_loops.
25402 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25403 the lists of loop exits.
25404 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25405 split_edge, merge_blocks): Update the lists of loop exits.
25406 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25407 loop_optimizer_init.
25408 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25409 of mark_single_exit_loops.
25410 (loop_optimizer_finalize): Call release_recorded_exits.
25411 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25412 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25413 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25414 update single exit information.
25415 * lambda-code.c (perfect_nestify): Ditto.
25416 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25417 (mark_single_exit_loops): Removed.
25418 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25419 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25420 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25422 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25423 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25424 (verify_loop_structure): Verify consistency of the exit lists.
25425 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25426 (set_single_exit): Removed.
25427 * cfgloop.h (struct loop_exit): New function.
25428 (struct loop): single_exit_ field replaced by exits field.
25429 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25430 LOOPS_HAVE_RECORDED_EXITS.
25431 (struct loops): Added exits hash.
25432 (mark_single_exit_loops, set_single_exit): Declaration removed.
25433 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25437 * doc/invoke.texi: Avoid use of @headitem.
25439 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25441 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25445 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25448 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25449 Richard Sandiford <richard@codesourcery.com>
25451 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25452 * config/m68k/m68k.opt: Resort options.
25453 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25455 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25456 Richard Sandiford <richard@codesourcery.com>
25458 * doc/invoke.texi: Document the macros that are defined by
25459 m68k's -mtune and -mhard-float options.
25460 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25461 (m68k_cpp_cpu_family): Likewise.
25462 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25463 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25464 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25465 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25466 (m68k_cpp_cpu_family): Likewise.
25468 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25470 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25471 macros besides mc68000 as tuning macros. Use a switch statement
25472 to set them and mcpu32.
25474 2007-01-12 Julian Brown <julian@codesourcery.com>
25476 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25477 (TARGET_68040_ONLY): Rename to...
25478 (TARGET_68040): ...this.
25479 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25480 * config/m68k/m68k.md: Likewise.
25482 2007-01-12 Julian Brown <julian@codesourcery.com>
25483 Nathan Sidwell <nathan@codesourcery.com>
25484 Richard Sandiford <richard@codesourcery.com>
25486 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25487 the -mcpu= argument associated with the --with-cpu setting.
25488 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25489 if different from the one implied by the -mcpu setting.
25490 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25491 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25492 * doc/invoke.texi: Mention ColdFire in the introduction to the
25493 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25494 -mno-div and -mhard-float options. Make -m68881 a synonym for
25495 -mhard-float. Document the previously-undocumented -m5206e,
25496 -m528x, -m5307 and -m5407 options. Tweak the existing option
25497 documentation for consistency.
25498 * doc/install.texi: Mention new --with-cpu arguments.
25499 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25500 default CPU if neither -mcpu nor -march are specified.
25501 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25502 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25503 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25504 using m68k_tune to decide between families that implement the
25505 same ISA. Use m68k_tune to set __mcfv4e__.
25506 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25507 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25508 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25509 (FL_ISA_C, FL_ISA_MMU): New macros.
25510 (MASK_COLDFIRE): Delete.
25511 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25512 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25513 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25514 (TARGET_HARD_FLOAT): Do not define here.
25515 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25516 (TUNE_68000): New macro.
25517 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25518 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25519 (TUNE_CFV2): Redefine in terms of m68k_tune.
25520 (uarch_type, target_device, fpu_type): New enums.
25521 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25522 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25523 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25524 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25525 (FL_FOR_isa_c): New macros.
25526 (m68k_isa): New enum.
25527 (m68k_target_selection): New structure.
25528 (all_devices, all_isas, all_microarchs): New tables.
25529 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25530 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25531 (MASK_ALL_CPU_BITS): Delete.
25532 (m68k_find_selection): New function.
25533 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25534 Map the legacy target options to a combination of the new ones.
25535 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25536 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25537 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25539 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25540 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25542 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25543 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25544 * config/m68k/m68k-devices.def: New file.
25546 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25547 Nathan Sidwell <nathan@codesourcery.com>
25549 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25550 (SUBTARGET_EXTRA_SPECS): New macros.
25551 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25552 use %(asm_cpu_spec) instead.
25553 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25554 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25555 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25556 (EXTRA_SPECS): Rename to...
25557 (SUBTARGET_EXTRA_SPECS): ...this.
25559 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25560 Richard Sandiford <richard@codesourcery.com>
25561 Julian Brown <julian@codesourcery.com>
25563 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25564 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25565 to the configuration's default CPU.
25566 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25567 Remove default masks.
25568 (m680[012]0-*-*): Set the default with_cpu to the first part of
25570 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25571 (m68k*-*-linux): Extend the --with-cpu handling to...
25572 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25573 and m68010. Don't set target_cpu_default2.
25574 * doc/install.texi: Document --with-cpu for m68k.
25575 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25576 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25577 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25578 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25579 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25580 (ASM_SPEC): Remove use of %(asm_cpu_default).
25581 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25582 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25583 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25584 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25585 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25586 (TARGET_DEFAULT): Delete.
25587 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
25588 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
25589 (CPP_CPU_SPEC): Delete.
25590 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
25591 the appropriate string.
25592 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
25593 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
25594 (ASM_SPEC): Don't use %(asm_default_spec).
25595 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
25596 TARGET_DEFAULT and add MASK_68881.
25597 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
25599 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25601 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
25602 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
25603 MASK_68010 alongside MASK_68020.
25604 * doc/invoke.texi: Document -m68010.
25605 * config/m68k/m68k.opt (m68010): New.
25606 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
25608 (TUNE_68010): New macro.
25609 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
25610 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
25611 (M68K_CPU_m68332): Add MASK_68010.
25612 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
25613 fallback definition.
25614 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
25616 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
25617 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
25618 to all entries that use MASK_68020.
25619 (output_move_simode_const, output_move_himode, output_move_qimode)
25620 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
25621 instead of TARGET_68020 to select clr behavior. Remove comment
25622 about there being no TARGET_68010.
25623 * config/m68k/m68k.md: Likewise throughout.
25625 2007-01-12 Julian Brown <julian@codesourcery.com>
25627 * config/m68k/m68k.h (TARGET_ISAB): New macro.
25628 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
25629 * config/m68k/m68k.md: Likewise.
25631 2007-01-12 Julian Brown <julian@codesourcery.com>
25633 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
25634 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
25636 2007-01-12 Julian Brown <julian@codesourcery.com>
25638 * config/m68k/m68k.h (TUNE_68040_60): New macro.
25639 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
25640 * config/m68k/m68k.md: Likewise.
25642 2007-01-12 Julian Brown <julian@codesourcery.com>
25643 Richard Sandiford <richard@codesourcery.com>
25645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
25646 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
25647 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
25649 (TARGET_CPU32): Rename to...
25650 (TUNE_CPU32): ...this.
25651 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
25652 (TUNE_CFV2): New macros.
25653 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
25654 remove conditions that are implied by TARGET_68020.
25655 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
25656 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
25657 (m68k_output_function_epilogue): Likewise.
25658 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
25659 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
25660 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
25661 non-68000 timings. Refactor multiplication and division costs.
25662 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
25663 TUNE_CPU32 instead of TARGET_CPU32.
25664 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
25665 and TUNE_68060 instead of TARGET_68060.
25666 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
25667 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
25669 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
25670 && !TARGET_COLDFIRE" to choose between moveq and clr.
25671 Likewise in the unnamed movsf pattern.
25672 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
25673 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
25676 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25678 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
25679 of tabbing before backslashes.
25681 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25683 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
25684 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
25685 (ASM_OUTPUT_INTERNAL_LABEL): Define.
25687 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25689 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
25690 find_interesting_uses_cond.
25691 (find_interesting_uses_cond): Use extract_cond_operands.
25692 (rewrite_use_compare): Use extract_cond_operands and
25693 force_gimple_operand_bsi. Do not call update_stmt.
25694 (determine_use_iv_cost_condition): Use extract_cond_operands.
25695 Return cheaper of using original bound and changing the exit bound.
25697 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
25699 PR tree-optimization/29516
25700 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
25701 most_expensive_mult_to_index, addr_to_parts,
25702 create_mem_ref, maybe_fold_tmr): Make the type of
25703 fields of TARGET_MEM_REF sizetype.
25704 (move_fixed_address_to_symbol, move_pointer_to_base):
25706 * tree.def (TARGET_MEM_REF): Add comment on types of
25709 2007-01-11 Joseph Myers <joseph@codesourcery.com>
25711 * c-common.c (vector_types_convertible_p): Treat opaque types as
25712 always convertible if they have the same size, but not otherwise.
25714 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
25716 * ifcvt.c (struct noce_if_info): Add comments to the fields.
25717 Remove the b_unconditional field.
25718 (noce_try_sign_mask): Do not look at b_unconditional.
25719 (noce_process_if_block): Do not use merge_if_blocks. Update
25720 the CFG here. Do not set b_unconditional.
25721 (cond_move_process_if_block): Likewise.
25722 (find_cond_trap): Likewise.
25723 (check_cond_move_block): Require simple jump insns at the end
25724 of the basic block.
25726 2007-01-11 Jan Hubicka <jh@suse.cz>
25728 PR tree-optimization/1046
25729 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
25730 when alias info is not ready.
25731 (pass_tail_recursion): Do not require aliasing.
25732 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
25733 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
25734 * tree-ssa-copy.c (pass_copy_prop): Likewise.
25735 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
25736 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
25737 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25738 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
25740 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
25741 When aliasing is not build, mark statement as volatile.
25743 2007-01-11 Tom Tromey <tromey@redhat.com>
25745 PR preprocessor/15185, PR preprocessor/20989:
25746 * doc/cppopts.texi <-MT>: Update description of algorithm for
25747 computing default target.
25748 <-M, -MD>: Reword "basename" text.
25750 2007-01-11 Roger Sayle <roger@eyesopen.com>
25752 * builtins.c (expand_builtin_pow, expand_builtin_powi,
25753 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
25754 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
25755 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
25756 fold_builtin_bswap, real_constp, fold_builtin_pow,
25757 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
25758 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
25759 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25760 * convert.c (convert_to_pointer): Likewise.
25761 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
25762 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
25763 const_binop, fold_convert_const_int_from_int,
25764 fold_convert_const_int_from_real,
25765 fold_convert_const_real_from_real, sign_bit_p,
25766 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
25767 fold_sign_changed_comparison, fold_unary, fold_comparison,
25768 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
25769 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
25770 * print-tree.c (print_node_brief, print_node): Likewise.
25771 * stor-layout.c (place_field, layout_type): Likewise.
25772 * tree-chrec.c (keep_cast): Likewise.
25773 * tree.c (build_vector, build_real, build_real_from_int_cst,
25774 build_complex): Likewise.
25776 2007-01-11 Roger Sayle <roger@eyesopen.com>
25778 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
25779 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
25781 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
25783 * configure.ac (strict1_warn): Rename to strict_warn.
25784 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
25785 cc_set_by_configure, quoted_cc_set_by_configure,
25786 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
25787 all_boot_languages, all_stagestuff): Remove.
25788 (target_list): Remove bootstrap targets.
25789 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
25790 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
25791 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
25792 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
25793 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
25794 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
25795 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
25796 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
25797 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
25798 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
25799 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
25800 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
25801 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
25802 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
25803 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
25804 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
25805 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
25806 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
25807 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
25808 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
25809 (mostlyclean): Adjust.
25810 (clean, distclean): Don't mention bootstrap stuff.
25811 * configure: Regenerate.
25812 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
25813 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
25814 treelang/config-lang.in (stagestuff): Remove.
25815 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
25816 stageprofile, stagefeedback, stagestuff): Remove mention.
25818 2007-01-11 Nick Clifton <nickc@redhat.com>
25820 * config/mcore/predicates.md (mcore_general_movesrc_operand):
25822 (mcore_general_movdst_operand): Do not accept CONST_INTs.
25823 (mcore_arith_K_S_operand): Run the test for the S constraint not
25824 the test for the M constraint.
25825 (mcore_addsub_operand): Do not accept integer values that are
25826 larger than 32 bits.
25827 * config/mcore/mcore.md: Remove unused constraints from split.
25828 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
25829 (addsi3): Likewise.
25830 (allocate_stack): Likewise.
25831 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
25832 operands to 32 bits.
25833 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
25835 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
25836 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
25837 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
25838 mcore_output_bclri, mcore_output_andn, output_inline_const,
25839 mcore_output_move, mcore_output_movedouble): Likewise.
25840 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
25841 (output_inline_const): Likewise.
25842 (output_inline_const): Fix format strings used in sprintf
25844 * config/mcore/mcore-protos.h: Update prototypes for changed
25845 functions in mcore.c.
25846 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
25847 HOST_WIDE_INT and not int.
25848 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
25849 CONST_OK_FOR_N): Likewise.
25850 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
25851 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25854 2007-01-10 Jan Hubicka <jh@suse.cz>
25856 * tree-vrp.c (remove_range_assertions): Release defs.
25857 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25858 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25860 2007-01-10 Paul Brook <paul@codesourcery.com>
25862 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25863 * config/arm/arm.md (mulsi3subsi): New insn.
25865 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25867 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25868 (tree_transform_and_unroll_loop): New.
25869 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25872 2007-01-10 Robert Kennedy <jimbob@google.com>
25874 * fold-const.c (fold_comparison): Fold comparisons like (x *
25875 1000 < 0) to (x < 0).
25877 2007-01-10 Ian Lance Taylor <iant@google.com>
25879 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25880 operands have the same priority.
25882 2007-01-10 Tom Tromey <tromey@redhat.com>
25884 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25885 (fold_binary): Likewise.
25886 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25887 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25888 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25889 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25890 * langhooks.h (struct lang_hooks): Removed field
25891 'can_use_bit_fields_p'.
25893 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25895 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25897 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25899 * function.c (get_last_funcdef_no): New function.
25900 * function.h (get_last_funcdef_no): Declare.
25901 * tree-inline.c (initialize_cfun): Add initialization.
25902 (tree_function_versioning): Cleanup.
25904 2007-01-10 Jan Hubicka <jh@suse.cz>
25906 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25909 2007-01-10 Sa Liu <saliu@de.ibm.com>
25910 Ben Elliston <bje@au.ibm.com>
25912 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25913 for SAVE_NONLOCAL and Pmode for any other save level.
25914 * spu-protos.h (spu_restore_stack_block): Declare.
25915 * spu.md (save_stack_block): Remove.
25916 (restore_stack_block): Call spu_restore_stack_block.
25917 * spu.c (spu_restore_stack_block): New function.
25918 (spu_expand_epilogue): Remove old comment.
25920 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25922 PR tree-optimization/30322
25923 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25924 (cand_value_at): Return the value as aff_tree.
25925 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25926 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25927 aff_combination_mult): New functions.
25928 (aff_combination_add): Use aff_combination_add_cst.
25929 (aff_combination_convert): Allow conversions to a wider type.
25930 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25931 * tree-affine.h (aff_combination_mult): Declare.
25933 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25935 * doc/tm.texi: Update documentation to reflect reality of exec
25936 and start file search behaviours. Update copyright year.
25937 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25938 header file directories.
25940 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25942 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25943 (*cosxf2): Rename to cosxf2_i387.
25944 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25945 using X87MODEF12 mode macro. Rename patterns to
25946 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25948 (*cosdf2, *cossf2): Ditto.
25949 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25950 to match extended input operands.
25951 (sincos<mode>3): New expander.
25952 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25953 insn patterns and corresponding splitters.
25955 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25957 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25958 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25960 2007-01-09 Nicolas Pitre <nico@cam.org>
25963 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25965 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25967 * target.h (struct gcc_target): New field library_rtti_comdat.
25968 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25969 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25970 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25971 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25973 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25975 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25977 2007-01-08 Richard Guenther <rguenther@suse.de>
25979 * tree.h (force_fit_type_double): Export.
25980 (force_fit_type): Remove.
25981 * fold-const.c (force_fit_type_double): New function.
25982 (force_fit_type): Remove.
25983 (int_const_binop): Use it.
25984 (fold_convert_const_int_from_int): Likewise.
25985 (fold_convert_const_int_from_real): Likewise.
25986 (fold_div_compare): Likewise.
25987 (fold_sign_changed_comparison): Likewise.
25988 (fold_unary): Likewise.
25989 (fold_negate_const): Likewise.
25990 (fold_abs_const): Likewise.
25991 (fold_not_const): Likewise.
25992 * c-common.c (shorten_compare): Use force_fit_type_double.
25993 * convert.c (convert_to_pointer): Likewise.
25995 2007-01-08 Richard Guenther <rguenther@suse.de>
25997 * tree.h (build_int_cst_wide_type): Export.
25998 * tree.c (build_int_cst_wide_type): New function.
25999 (build_int_cst_wide): Fix comment.
26000 * builtins.c (fold_builtin_object_size): Use build_int_cst
26001 to build -1 or 0 of the correct type. Use fit_double_type
26002 to check for overflow.
26003 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26005 (decode_field_reference): Likewise.
26006 (all_ones_mask_p): Likewise.
26007 (native_interpret_int): Use build_int_cst_wide_type.
26008 (fold_binary): Use build_int_cst_type to build an all-ones
26010 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26012 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26014 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26016 2007-01-09 Ben Elliston <bje@au.ibm.com>
26018 * genautomata.c (STATS_OPTION): New option.
26019 (stats_flag): New flag.
26020 (gen_automata_option): Handle it.
26021 (initiate_automaton_gen): Ditto.
26022 (write_automata): Output statistics only if stats_flag is
26023 set. Likewise, output time statistics only if time_flag is set.
26024 * doc/md.texi (Processor pipeline description): Document new flag.
26026 2007-01-08 Richard Guenther <rguenther@suse.de>
26028 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26029 * tree.c (build_int_cst_type): Likewise.
26030 (size_in_bytes): Don't call force_fit_type on the result.
26031 (int_fits_type_p): Use fit_double_type.
26032 * fold-const.c (fit_double_type): New function.
26033 (force_fit_type): Use it.
26034 * tree.h (fit_double_type): Export.
26036 2007-01-08 Jan Hubicka <jh@suse.cz>
26038 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26039 * ipa.c (function_and_variable_visibility): Fix return type.
26041 2007-01-08 Richard Guenther <rguenther@suse.de>
26043 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26044 of offset to build the index.
26045 * tree-pretty-print.c (dump_generic_node): Don't build negated
26046 const just for printing.
26047 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26048 * builtins.c (fold_builtin_int_roundingfn): Check if result
26049 fits the type by using force_fit_type and comparing the result.
26050 * predict.c (predict_loops): Use compare_tree_int for comparison.
26051 * tree.c (build_int_cst): Fall back to integer_type_node for
26053 (build_int_cst_wide): Assert type is non-null.
26055 2007-01-08 Roberto Costa <roberto.costa@st.com>
26057 * tree-vrp.c (extract_range_from_cond_expr): New.
26058 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26059 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26061 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26062 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26063 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26064 used as expressions.
26065 * tree-object-size.c (cond_expr_object_size): New.
26066 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26068 2007-01-08 Jan Hubicka <jh@suse.cz>
26070 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26071 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26074 2007-01-08 Richard Guenther <rguenther@suse.de>
26076 PR tree-optimization/23603
26077 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26078 (extract_range_from_binary): Fall back to truthvalue instead of
26079 varying for TRUTH_*_EXPR.
26080 (extract_range_from_comparison): Fall back to truthvalue instead of
26082 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26083 if all visited PHI values were constant.
26085 2007-01-08 Jan Hubicka <jh@suse.cz>
26087 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26088 (cgraph_analyze_function): break out from ...
26089 (cgraph_finalize_compilation_unit): ... here.
26090 (cgraph_expand_function): Remove forgoten commented out line.
26091 (cgraph_optimize): Analyze functions.
26093 2007-01-08 Jan Hubicka <jh@suse.cz>
26095 * tree-pas.h (TODO_remove_function): New flag.
26096 (TODO_update*): Renumber.
26097 (pass_ipa_increase_alignment,
26098 pass_ipa_function_and_variable_visibility): New passes.
26099 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26100 (cgraph_function_and_variable_visibility): Move to ipa.c
26101 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26102 cgraph_increase_alignment.
26103 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26104 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26105 calling tree-inline.
26106 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26107 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26108 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26109 (gate_increase_alignment): New function.
26110 (pass_ipa_increase_alignment): New pass.
26111 * ipa.c: Inline tree-pass.h and timevar.h
26112 (function_and_variable_visibility): Move here from cgraphunit.c
26113 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26114 * passes.c (init_optimization_passes): Add the two new passes.
26115 (execute_todo): Handle cgraph_remove_functions.
26117 2007-01-08 Nick Clifton <nickc@redhat.com>
26119 * config/frv/predicates.md (reg_or_0_operand): Accept
26122 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26124 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26125 * config.gcc: Add bfin*-rtems*.
26127 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26129 * c.opt: Add -flax-vector-conversions.
26130 * c-typeck.c (convert_for_assignment): Pass flag to
26131 vector_types_convertible_p to allow emission of note.
26132 (digest_init): Likewise.
26133 * c-opts.c: Handle -flax-vector-conversions.
26134 * c-common.c (flag_lax_vector_conversions): New.
26135 (vector_types_convertible_p): Unless -flax-vector conversions
26136 has been passed, disallow conversions between vectors with
26137 differing numbers of subparts and/or element types. If such
26138 a conversion is disallowed, possibly emit a note on the first
26139 occasion only to inform the user of -flax-vector-conversions.
26140 The new last argument specifies this.
26141 * c-common.h (flag_lax_vector_conversions): New.
26142 (vector_types_convertible_p): Add extra argument.
26143 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26144 char_type_node for V*QI type vectors.
26145 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26146 Update to satisfy new typechecking rules.
26147 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26148 C and C++ variants.
26149 * doc/invoke.texi (C Dialect Options): Document
26150 -flax-vector-conversions.
26152 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26154 PR tree-optimization/29877
26155 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26156 a register variable on the RHS to not be replaceable.
26158 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26159 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26160 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26161 const_simm15, const_pow2, const_npow2): Added.
26162 * config/score/misc.md (insv, extv, extzv, movmemsi,
26163 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26164 * config/score/score.c (score_address_cost, score_select_cc_mode):
26166 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26167 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26168 Update score_print_operand.
26169 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26170 Adjust register allocate order and update some macro define.
26171 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26172 mdx_block_move_straight, mdx_block_move_loop_head,
26173 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26174 mdx_block_move_loop, mdx_block_move): Added.
26175 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26176 mdp_limm): Updated and fix some bug and typo.
26177 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26178 (movsf, movdf, doloop_end): Added.
26180 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26182 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26183 config/arm/thumb2.md: Fix comment typos.
26184 * doc/extend.texi: Fix a typo.
26186 2007-01-07 Eric Christopher <echristo@apple.com>
26188 * configure.ac: Check for __stack_chk_fail for darwin.
26189 * configure: Regenerate.
26191 2007-01-07 Richard Guenther <rguenther@suse.de>
26193 * tree-vrp.c (extract_range_from_assert): CSE calls to
26194 compare_values where possible.
26195 (extract_range_from_unary_expr): Likewise.
26197 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26199 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26200 * config/avr/avr.c (call_insn_operand): Delete function.
26201 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26202 instead of register number. Use predicates.
26203 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26204 call_insn_operand): Add.
26206 2007-01-06 Jan Hubicka <jh@suse.cz>
26208 * tree-pass.h (pass_build_cgraph_edges): Declare.
26209 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26210 (visited_nodes): Remove.
26211 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26212 build_cgrpah_edges; make visited_nodes local.
26213 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26214 (record_references_in_initializer): Move to cgraphbuild.c
26215 (initialize_inline_failed, rebuild_cgraph_edges,
26216 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26217 (verify_cgraph_node): Make visited_nodes local.
26218 (cgraph_analyze_function): Do not call cgraph_create_edges and
26219 initialize_inline_failed.
26220 (cgraph_expand_function): Do not call cgraph_lower_function;
26221 assert that function is already lowered.
26222 * Makefile.in (cgraphbuild.o): New.
26223 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26224 at the end of lowering passes.
26226 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26228 * ifcvt.c (cond_move_convert_if_block): New function, code
26229 factored out from...
26230 (cond_move_process_if_block): ...here. Call the new function
26231 on the THEN and ELSE blocks.
26232 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26233 already takes care of this.
26235 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26238 * tree.h (TREE_OVERFLOW_P): New.
26239 * c-typeck.c (parser_build_unary_op): Warn only if result
26240 overflowed and operands did not.
26241 (parser_build_binary_op): Likewise.
26242 (convert_for_assignment): Remove redundant overflow_warning.
26243 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26245 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26247 * c-typeck.c (store_init_value): Split over two lines to follow
26248 the GNU coding style.
26250 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26252 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26253 __GXX_EXPERIMENTAL_CXX0X__.
26254 * doc/cpp.texi: Same.
26256 2007-01-05 Richard Guenther <rguenther@suse.de>
26258 PR middle-end/27826
26259 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26260 with mismatched types. Instead explicitly build a
26261 conversion NOP_EXPR.
26263 2007-01-05 Ian Lance Taylor <iant@google.com>
26265 * c-common.c (decl_with_nonnull_addr_p): New function.
26266 (c_common_truthvalue_conversion): Call it.
26267 * c-typeck.c (build_binary_op): Likewise.
26268 * c-common.h (decl_with_nonnull_addr_p): Declare.
26270 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26273 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26276 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26278 * doc/install.texi (Final install): Document the fact that
26279 the GNAT runtime should not be stripped.
26281 2007-01-04 Jan Hubicka <jh@suse.cz>
26283 * tree-inline.c (fold_marked_statements): Update operand caches
26284 and EH after folding
26286 2007-01-04 Ian Lance Taylor <iant@google.com>
26288 * c-common.c (check_function_nonnull): Whitespace fix.
26290 2007-01-04 Jan Hubicka <jh@suse.cz>
26292 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26293 comitted older version of patch.
26294 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26295 function, celanup cfg and collect garbage.
26297 2007-01-04 Mike Stump <mrs@apple.com>
26299 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26302 2007-01-04 Eric Christopher <echristo@apple.com>
26304 * libgcc2.c (__bswapsi2): Use SItype.
26305 (__bswapdi2): Use DItype.
26306 * libgcc2.h: Update for above.
26308 2007-01-04 Paul Brook <paul@codesourcery.com>
26310 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26311 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26312 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26313 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26314 umulsi3_highpart): Make conditional on !arm_arch6.
26315 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26316 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26317 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26318 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26319 umulsi3_highpart_v6): New insns.
26321 2007-01-04 Roger Sayle <roger@eyesopen.com>
26323 * fold-const.c (fold_convert): When casting an expression to void,
26324 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26325 have a type. Instead of attempting to build a NOP_EXPR, return
26326 these "special" trees directly.
26328 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26330 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26331 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26332 rs6000_cost->fp not 0 as adjustment for outer NEG.
26334 2007-01-04 Jan Hubicka <jh@suse.cz>
26336 * cgraph.c (cgraph_release_function_body): New function.
26337 (cgraph_remove_node): Use it.
26338 * cgraph.h (cgraph_release_function_body): Declare.
26339 * cgraphunit.c (cgraph_expand_function): Use it.
26340 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26341 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26342 is initialized and while compilation of other function is running.
26343 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26344 statement CFG annotations from here to ...
26345 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26347 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26349 * cfgloop.h (enum li_flags): Make the constants powers of two.
26351 2007-01-04 Jan Hubicka <jh@suse.cz>
26353 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26355 (fold_marked_statements): New function.
26356 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26357 * tree-inline.h (copy_body_data): Add statements_to_fold.
26359 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26361 * config.gcc: Mention libgcc/config.host.
26362 * Makefile.in: Update comments mentioning libgcc.
26363 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26364 (all.cross, start.encap, rest.encap, rest.cross): Update
26365 dependencies for libgcc move.
26366 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26367 (clean-target, clean-target-libgcc): Delete.
26368 (srcdirify, GCC_EXTRA_PARTS): New macros.
26369 (libgcc-support, libgcc.mvars): New rules.
26370 (distclean): Remove mention of mklibgcc.
26371 (install): Don't reference INSTALL_LIBGCC.
26372 (install-common): Don't reference EXTRA_PARTS.
26373 (install-libgcc, install-multilib): Delete rules.
26374 * mklibgcc.in: Delete file.
26375 * doc/configfiles.texi: Don't mention mklibgcc.
26377 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26378 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26379 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26380 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26381 (mklibgcc, ldblspecs): Likewise.
26383 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26384 (posixpre.def): Use $(T).
26385 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26386 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26387 (SHLIB_LINK): Make dummy.
26388 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26390 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26392 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26393 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26394 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26395 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26397 * configure.ac (all_outputs): Remove mklibgcc.
26398 * configure: Regenerated.
26400 2007-01-03 Josh Conner <jconner@apple.com>
26402 PR middle-end/29683
26403 * calls.c (compute_argument_addresses): Set stack and stack_slot
26404 for partial args, too.
26405 (store_one_arg): Use locate.size.constant for the size when
26406 generating a save_area.
26408 2007-01-03 Robert Kennedy <jimbob@google.com>
26410 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26411 whose definitions are deleted due to basic block merging.
26413 2007-01-03 Paul Brook <paul@codesourcery.com>
26416 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26418 (use_return_insn): Return 0 for Thumb interrupt functions.
26419 (print_multi_reg): Add rfe argument for IRQ returns.
26420 (arm_output_epilogue): Pop interrupt return address directly into PC.
26421 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26423 2007-01-03 Paul Brook <paul@codesourcery.com>
26425 Merge from sourcerygxx-4_1.
26426 * config/arm/thumb2.md: New file.
26427 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26429 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26430 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26431 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26432 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26434 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26435 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26437 * config/arm/ieee754-sf.S: Ditto.
26438 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26439 (thumb1_base_register_rtx_p): ... to this.
26440 (thumb_index_register_rtx_p): Rename...
26441 (thumb1_index_register_rtx_p): ... to this.
26442 (thumb_output_function_prologue): Rename...
26443 (thumb1_output_function_prologue): ... to this.
26444 (thumb_legitimate_address_p): Rename...
26445 (thumb1_legitimate_address_p): ... to this.
26446 (thumb_rtx_costs): Rename...
26447 (thumb1_rtx_costs): ... to this.
26448 (thumb_compute_save_reg_mask): Rename...
26449 (thumb1_compute_save_reg_mask): ... to this.
26450 (thumb_final_prescan_insn): Rename...
26451 (thumb1_final_prescan_insn): ... to this.
26452 (thumb_expand_epilogue): Rename...
26453 (thumb1_expand_epilogue): ... to this.
26454 (arm_unwind_emit_stm): Rename...
26455 (arm_unwind_emit_sequence): ... to this.
26456 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26457 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26458 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26459 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26460 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26461 thumb2_output_casesi): New functions.
26462 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26463 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26464 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26465 THUMB2_WORK_REGS): Define.
26466 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26467 arm_condexec_mask, arm_condexec_masklen)): New variables.
26468 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26469 (arm_override_options): Check new CPU capabilities.
26470 Set new architecture flag variables.
26471 (arm_isr_value): Handle v7m interrupt functions.
26472 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26474 (const_ok_for_arm): Handle Thumb-2 constants.
26475 (arm_gen_constant): Ditto. Use movw when available.
26476 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26478 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26479 (thumb_find_work_register, arm_load_pic_register,
26480 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26481 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26482 print_multi_reg, output_mov_long_double_fpa_from_arm,
26483 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26484 output_mov_double_fpa_from_arm, output_move_double,
26485 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26486 output_return_instruction, arm_output_function_prologue,
26487 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26488 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26489 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26490 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26491 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26492 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26494 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26495 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26496 (arm_file_start): Output directive for unified syntax.
26497 (arm_unwind_emit_set): Handle stack alignment instruction.
26498 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26499 Add v6t2, v7, v7a, v7r and v7m.
26500 (RETLDM): Add Thumb-2 code.
26501 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26502 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26503 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26504 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26505 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26506 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26507 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26508 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26509 ADJUST_INSN_LENGTH): Define.
26510 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26511 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26512 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26513 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26514 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26515 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26516 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26517 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26518 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26519 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26520 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26521 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26522 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26523 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26524 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26525 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26526 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26528 * config/arm/arm-tune.md: Regenerate.
26529 * config/arm/arm-protos.h: Update prototypes.
26530 * config/arm/vfp.md: Enable patterns for Thumb-2.
26531 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26532 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26533 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26534 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26535 * config/arm/libunwind.S: Add Thumb-2 code.
26536 * config/arm/constraints.md: Update include Thumb-2.
26537 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26538 * config/arm/ieee754-df.S: Ditto.
26539 * config/arm/bpabi.S: Ditto.
26540 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26541 * config/arm/predicates.md (low_register_operand,
26542 low_reg_or_int_operand, thumb_16bit_operator): New.
26543 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26544 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26545 * config/arm/t-arm-elf: Add armv7 multilib.
26546 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26548 (UNSPEC_STACK_ALIGN, ce_count): New.
26549 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26550 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26552 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26553 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26554 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26555 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26556 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26557 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26559 * doc/extend.texi: Document ARMv7-M interrupt functions.
26560 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26562 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26564 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26565 (struct _Unwind_Context): Rename args_size to flags, remove
26566 signal_frame field, add a new args_size field and version field.
26567 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26568 _Unwind_IsExtendedContext): New inline functions.
26569 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26570 Assume by_value array is only present if _Unwind_IsExtendedContext.
26571 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26572 _Unwind_IsSignalFrame.
26573 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26574 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26575 (uw_init_context_1): Initialize context->flags to
26576 EXTENDED_CONTEXT_BIT.
26577 * config/rs6000/linux-unwind.h (frob_update_context): Use
26578 _Unwind_SetSignalFrame.
26580 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26582 PR middle-end/30353
26583 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26584 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
26587 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
26589 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
26590 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
26591 RET, AT_SP): Remove.
26592 * config/i386/i386.md (*sse_prologue_save_insn): Use return
26595 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26596 * cfgbuild.c (find_basic_blocks): Likewise.
26597 * cfgrtl.c (rtl_create_basic_block): Likewise.
26598 * function.c (temp_slots_at_level): Likewise.
26599 * reg-stack.c (stack_regs_mentioned): Likewise.
26600 * regclass.c (allocate_reg_info): Likewise.
26601 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26602 set_bb_for_stmt, move_block_to_fn): Likewise.
26603 * tree-complex.c (tree_lower_complex): Likewise.
26604 * vec.h (VEC_safe_grow_cleared): New.
26606 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
26608 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
26610 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
26611 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
26613 * cfgloopmanip.c (scale_loop_frequencies): Export.
26614 (loopify): Scale the frequencies by prescribed coefficients.
26615 (set_zero_probability): New function.
26616 (duplicate_loop_to_header_edge): Improve updating of frequencies.
26617 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
26618 and frequencies according to arguments.
26619 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
26621 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
26622 * modulo-sched.c (sms_schedule): Set probabilities for entering
26623 versioned loop correctly.
26624 * tree-vect-transform.c (vect_transform_loop): Ditto.
26625 * cfgloop.h (loopify, loop_version): Declaration changed.
26626 (scale_loop_frequencies): Declared.
26628 2007-01-02 Jan Hubicka <jh@suse.cz>
26630 * cgraph.c: Include tree-flow.h
26631 (cgraph_add_new-function): Handle IPA_SSA mode; execute
26632 early_local_passes.
26633 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
26634 * tree-pass.h (pass_all_early_optimizations): Declare.
26635 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
26636 early_local_passes.
26637 (cgraph_analyze_function): Do early_local_passes.
26638 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26639 Do not add referenced vars.
26640 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
26642 (gate_all_early_local_passes): New gate.
26643 (pass_early_local_passes): Use new gate.
26644 (execute_early_local_optimizations): New functions.
26645 (gate_all_early_optimizations): New gate.
26646 (pass_all_early_optimizations): New pass.
26647 (execute_free_datastructures): Free SSA only when initialized.
26648 (gate_init_datastructures): Init only when optimizing.
26649 (tree_lowering_passes): Do early local passes when called late.
26650 * tree-profile.c (do_tree_profiling): Don't profile functions added
26652 (do_early_tree_profiling, pass_early_tree_profile): Kill.
26653 * tree-cfg.c (update_modified_stmts): Do not update when operands are
26655 * passes.c (init_optimizations_passes): Reorder so we go into SSA
26656 during early_local_passes.
26657 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
26660 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26662 * Makefile.in: Update copyright year.
26664 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
26666 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
26667 in $(lang_checks) and check-consistency targets.
26669 2007-01-02 Jan Hubicka <jh@suse.cz>
26671 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
26672 Do not add referenced vars.
26673 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
26675 * passes.c (init_optimization_passes): Put mudflap_2 after
26676 free_datastructures.
26678 2007-01-02 Jan Hubicka <jh@suse.cz>
26680 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
26681 Set NOTHROW flag on call statements proved to be nothrow.
26682 Update statement of local calls so new pure/const functions are
26683 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
26685 (tree_rest_of_compilation): Register hooks and initialize bitmap
26686 early. Do not set after_inlining flag.
26688 2007-01-02 Steve Ellcey <sje@cup.hp.com>
26690 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
26691 HOST_BITS_PER_LONGLONG
26693 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26696 * c-typeck.c (store_init_value): Don't emit pedantic overflow
26697 warning for non-static initializers.
26699 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
26701 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
26702 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
26703 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
26704 Always use set_unique_reg_note to add REG_EQUAL notes.
26706 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26709 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26711 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26712 * cfgbuild.c (find_basic_blocks): Likewise.
26713 * cfgrtl.c (rtl_create_basic_block): Likewise.
26714 * function.c (temp_slots_at_level): Likewise.
26715 * reg-stack.c (stack_regs_mentioned): Likewise.
26716 * regclass.c (allocate_reg_info): Likewise.
26717 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26718 set_bb_for_stmt, move_block_to_fn): Likewise.
26719 * tree-complex.c (tree_lower_complex): Likewise.
26720 * vec.h (VEC_safe_grow_cleared): New.
26722 2007-01-02 Ian Lance Taylor <iant@google.com>
26724 * c-common.c (c_common_truthvalue_conversion): When warning about
26725 using an assignment as a truth value, set TREE_NO_WARNING.
26727 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26730 * c.opt (Wold-style-declaration): New.
26731 * doc/invoke.texi (C-only Warning Options): New.
26732 (Wold-style-declaration): Document it.
26733 (Wextra): Enabled by -Wextra.
26734 * c-opts.c (c_common_post_options): Enabled by -Wextra.
26735 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
26736 -Wold-style-declaration.
26738 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
26740 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
26741 * cfgbuild.c (find_basic_blocks): Likewise.
26742 * cfgrtl.c (rtl_create_basic_block): Likewise.
26743 * function.c (temp_slots_at_level): Likewise.
26744 * reg-stack.c (stack_regs_mentioned): Likewise.
26745 * regclass.c (allocate_reg_info): Likewise.
26746 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
26747 set_bb_for_stmt, move_block_to_fn): Likewise.
26748 * tree-complex.c (tree_lower_complex): Likewise.
26749 * vec.h (VEC_safe_grow_cleared): New.
26751 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
26753 * c-common.c (c_common_nodes_and_builtins): Since variants of
26754 void_type_node get built before it is given a name, we need to
26755 give those variants the name, too.
26756 (complete_array_type): We need to work with the canonical main
26757 type of the array, from which we will build the qualified version.
26758 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
26759 * print-tree.c (print_node): Display canonical type information
26761 * stor-layout.c (layout_type): When we don't know the
26762 alignment of a type for which we're building an array, we end up
26763 guessing wrong, so make the type require structural equality.
26764 * tree.c (make_node_stat): When we build a new type, it is its
26765 own canonical type.
26766 (build_type_attribute_qual_variant): When building an attribute
26767 variant, its canonical type is the non-attribute variant. However,
26768 if the attributes are target-dependent and they differ, we need to
26769 use structural equality checks for this type.
26770 (build_qualified_type): A qualified type is not equivalent to its
26771 unqualified variant; set the canonical type appropriately.
26772 (build_distinct_type_copy): When building a distinct type from
26773 another type, the new type is its own canonical type.
26774 (build_variant_type_copy): When building a new type variant, we
26775 assume that it is equivalent to the original type.
26776 (build_pointer_type_for_mode): When building a pointer type, also
26777 build a canonical type pointer.
26778 (build_reference_type_for_mode): When building a reference type,
26779 also build a canonical type reference.
26780 (build_index_type): When we can't hash an index type (e.g.,
26781 because its maximum value is negative), the index type requires
26782 structural equality tests.
26783 (build_array_type): Build the canonical form of an array type.
26784 (build_function_type): Function types require structural equality,
26785 because they contain default arguments, attributes, etc.
26786 (build_method_type_directly): Ditto for method types.
26787 (build_offset_type): Build the canonical offset type.
26788 (build_complex_type): Build the canonical vector type.
26789 (make_vector_type): Build the canonical vector type.
26790 * tree.h (TYPE_CANONICAL): New.
26791 (TYPE_STRUCTURAL_EQUALITY_P): New.
26792 (SET_TYPE_STRUCTURAL_EQUALITY): New.
26793 (struct tree_type): Added "canonical" field.
26794 * params.h (VERIFY_CANONICAL_TYPES): New.
26795 * doc/c-tree.texi (TYPE_CANONICAL): Document.
26796 (TYPE_STRUCTURAL_EQUALITY_P): Document.
26797 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
26798 * doc/invoke.texi (verify-canonical-types): Document --param
26799 parameter for verifying canonical types.
26801 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26803 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
26804 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
26805 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
26806 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
26808 * config/rs6000/e500.h: New.
26809 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
26810 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
26812 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
26813 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
26814 TARGET_E500_DOUBLE): Remove.
26815 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
26816 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
26817 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
26818 * config/rs6000/rs6000.c (rs6000_override_options): Use
26819 CHECK_E500_OPTIONS.
26821 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26823 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
26824 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
26825 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
26826 rs6000_emit_cmove): Don't check TARGET_E500.
26827 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
26828 sordered): Don't check TARGET_E500.
26830 2007-01-01 Eric Christopher <echristo@apple.com>
26832 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
26833 HARD_REGISTER_NUM_P.
26835 2007-01-01 Roger Sayle <roger@eyesopen.com>
26837 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
26838 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
26839 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
26842 2007-01-01 Mike Stump <mrs@apple.com>
26844 * configure.ac: Remove support for building with Apple's gcc-3.1.
26846 2007-01-02 Joseph Myers <joseph@codesourcery.com>
26848 PR middle-end/30311
26849 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
26850 REG is a hard register. Do not modify REG before calling
26852 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
26853 multiple of the size of YMODE for certain lowpart cases.
26855 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26857 PR middle-end/30253
26858 * gimplify (voidify_wrapper_expr): Update for
26859 GIMPLE_MODIFY_STMT.
26861 2007-01-01 Andreas Schwab <schwab@suse.de>
26864 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26865 save of BR0 in extra_spill_size instead of spill_size.
26866 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26868 (ia64_expand_epilogue): Restore BR0 from its new location.
26870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26872 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26873 Use a temporary variable if the left hand side is not a gimple
26876 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26878 * gimplify.c (gimplify_return_expr): Make the temporary variable
26879 for the return expression, a gimple register variable.
26881 2007-01-01 Jan Hubicka <jh@suse.cz>
26883 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26886 2007-01-01 Mike Stump <mrs@apple.com>
26888 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26890 * config/darwin.c (machopic_select_rtx_section): Use
26891 HAVE_GAS_LITERAL16.
26892 (darwin_mergeable_constant_section): Likewise.
26893 * configure: Regenerate.
26894 * config.in: Regenerate.
26896 2007-01-01 Jan Hubicka <jh@suse.cz>
26897 Andrew Pinski <pinskia@gmail.com>
26899 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26900 before starting IPA passes.