1 2008-09-03 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/37328
4 * tree-sra.c (sra_build_assignment): Gimplify properly.
5 (generate_copy_inout): Take the correct stmt as definition,
8 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
13 From Michael Frysinger <michael.frysinger@analog.com>
14 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
16 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
18 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
20 (__gthread_setspecific): Revert 2008-08-31 change to
21 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
24 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
26 * diagnostic.c (error_at): New.
27 * toplev.h (error_at): New prototype.
28 * c-typeck.c (build_array_ref): Call error_at instead of error.
29 Pass location to pedwarn.
31 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
33 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
35 2008-09-02 Jakub Jelinek <jakub@redhat.com>
37 * dwarf2out.c (tree_add_const_value_attribute): Only handle
38 VAR_DECL and CONST_DECL.
40 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
41 Jakub Jelinek <jakub@redhat.com>
43 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
44 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
45 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
46 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
47 Don't set ix86_save_varrargs_registers.
48 (ix86_setup_incoming_varargs): Assume cum != NULL.
49 (ix86_va_start): Check ix86_varargs_gpr_size and
50 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
51 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
52 from frame pointer if ix86_varargs_gpr_size == 0.
53 (ix86_compute_frame_layout): Updated.
54 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
55 (ix86_varargs_gpr_size): Define.
56 (ix86_varargs_fpr_size): Likewise.
57 (machine_function): Remove save_varrargs_registers.
58 Add varargs_gpr_size and varargs_fpr_size.
60 2008-09-02 Jakub Jelinek <jakub@redhat.com>
62 * config/alpha/alpha.c (va_list_skip_additions,
63 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
64 (alpha_gimplify_va_arg): Call unshare_expr on second use of
67 PR tree-optimization/36766
68 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
69 for already removed basic blocks.
72 * real.c (real_maxval): Clear a lower bit to make real_maxval
73 match get_max_float for IBM long double format.
75 2008-09-02 Andreas Schwab <schwab@suse.de>
77 * configure.ac: Use m4_quote to quote the expansion of m4_do.
78 * configure: Regenerate.
80 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
82 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
83 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
84 checking for a non-VOID CONSTANT_P.
86 2008-09-02 Jan Hubicka <jh@suse.cz>
88 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
89 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
91 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
93 * expr.c (emit_group_store): Don't assert stack temp mode size.
95 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
96 Tobias Grosser <grosser@fim.uni-passau.de>
97 Jan Sjodin <jan.sjodin@amd.com>
98 Harsha Jagasia <harsha.jagasia@amd.com>
99 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
100 Konrad Trifunovic <konrad.trifunovic@inria.fr>
101 Adrien Eliche <aeliche@isty.uvsq.fr>
103 Merge from graphite branch.
106 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
107 * doc/invoke.texi (-floop-block, -floop-interchange,
108 -floop-strip-mine): Document new flags.
109 * tree-into-ssa.c (gimple_vec): Moved...
110 * tree-loop-distribution.c (rdg_component): Moved...
111 * cfgloopmanip.c: Include tree-flow.h.
112 (update_dominators_in_loop): New.
113 (create_empty_if_region_on_edge): New.
114 (create_empty_loop_on_edge): New.
115 (loopify): Use update_dominators_in_loop.
116 * tree-pass.h (pass_graphite_transforms): Declared.
117 * configure: Regenerate.
118 * tree-phinodes.c (make_phi_node): Export.
119 (add_phi_node_to_bb): New, split from create_phi_node.
120 * tree-chrec.c (for_each_scev_op): New.
121 * tree-chrec.h (for_each_scev_op): Declared.
122 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
123 (remove_statement): Call get_phi_with_result.
124 * config.in (HAVE_cloog): Undef.
125 * gdbinit.in (pgg): New.
126 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
127 * tree-ssa-loop.c (graphite_transforms): New.
128 (gate_graphite_transforms): New.
129 (pass_graphite_transforms): New.
130 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
131 HAVE_cloog): Defined.
132 * tree-vectorizer.c (rename_variables_in_bb): Export.
133 * tree-data-ref.c (dr_may_alias_p): Export.
134 (stmt_simple_memref_p): New.
135 (find_data_references_in_stmt): Export.
136 (find_data_references_in_loop): Export.
137 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
138 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
139 (create_rdg_vertices): Export.
140 (build_empty_rdg): New.
141 (build_rdg): Call build_empty_rdg. Free dependence_relations.
142 * tree-data-ref.h (rdg_component): ... here.
144 (struct data_reference): Add a field scop.
146 (find_data_references_in_loop): Declared.
147 (find_data_references_in_stmt): Declared.
148 (create_rdg_vertices): Declared.
149 (dr_may_alias_p): Declared.
150 (stmt_simple_memref_p): Declared.
151 (struct rdg_edge): Add a field ddr_p relation.
152 (build_empty_rdg): Declared.
153 * lambda.h (lambda_matrix): Declare a VEC of.
154 (find_induction_var_from_exit_cond): Declared.
155 (lambda_vector_compare): New.
156 * common.opt (fgraphite, floop-strip-mine,
157 floop-interchange, floop-block): New flags.
158 * lambda-code.c (find_induction_var_from_exit_cond): Export.
159 * cfgloop.c (is_loop_exit): New.
160 * cfgloop.h (is_loop_exit): Declared.
161 (create_empty_if_region_on_edge): Declared.
162 (create_empty_loop_on_edge): Declared.
163 * tree-flow.h (add_phi_node_to_bb): Declared.
164 (make_phi_node): Declared.
165 (rename_variables_in_bb): Declared.
166 (perfect_loop_nest_depth): Declared.
167 (graphite_transform_loops): Declared.
168 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
169 (graphite.o-warn): Add -Wno-error.
170 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
171 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
172 (INCLUDES): Add PPLINC, CLOOGINC.
173 (OBJS-common): Add graphite.o.
174 (graphite.o): Add rule.
175 * gimple.h (gimple_vec): ... here.
176 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
177 * passes.c (init_optimization_passes): Schedule
178 pass_graphite_transforms.
180 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
183 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
184 and -fno-toplevel-reorder after handle_options.
186 2008-09-02 Paul Brook <paul@codesourcery.com>
188 * config/arm/arm.c (arm_tune_cortex_a9): Define.
189 (arm_override_options): Set arm_tune_cortex_a9.
190 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
191 (arm_issue_rate): Handle cortexa9.
192 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
193 * config/arm/arm-cores.def: Add cortex-a9.
194 * config/arm/arm-tune.md: Regenerate.
195 * config/arm/arm.md: Include cortex-a9.md.
196 (generic_sched, generic_vfp): Add cortexa9.
197 * config/arm/cortex-a9.md: New file.
199 2008-09-02 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/37327
202 * tree-vrp.c (register_new_assert_for): Make sure to not have
203 TREE_OVERFLOW set on the bound.
205 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
207 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
209 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
210 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
213 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
215 * gcc/config/spu/spu.md (divdf3): Removed.
217 2008-09-02 Jakub Jelinek <jakub@redhat.com>
219 PR tree-optimization/37095
220 * cgraph.c (cgraph_node): When creating new cgraph node after
221 assembler_name_hash has been populated, record it in the hash
224 2008-09-01 Paul Brook <paul@codesourcery.com>
226 * doc/invoke.texi: Document -mword-relocations.
227 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
228 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
229 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
230 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
231 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
232 (arm_emit_movpair): New function.
233 (arm_print_operand <c>): Handle sybolic addresses.
234 * config/arm/arm.h (TARGET_USE_MOVT): Define.
235 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
236 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
237 * config/arm/arm.opt: Add -mword-relocations.
238 * config/arm/arm.md (movsi): Use arm_emit_movpair.
239 (arm_movt, arm_movw): New.
241 2008-09-01 Paul Brook <paul@codesourcery.com>
243 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
244 Allow Interworking on ARMv4 EABI based targets.
245 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
246 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
248 2008-09-01 Paul Brook <paul@codesourcery.com>
250 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
251 optimized LT0 test. Remove optimization for GT.
253 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
255 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
257 * pa-hpux11.h (LIB_SPEC): Likewise.
259 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
262 2008-09-01 Jan Hubicka <jh@suse.cz>
264 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
265 present, use only counts; when guessed use only frequencies.
266 (estimate_bb_frequencies): Use function_frequency.
267 * profile.c (compute_branch_probabilities): Exit early when
268 profile reading failed. Set profile_status.
269 (branch_prob): Do not set profile_status.
271 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
273 * tree.c (protected_set_expr_location): New.
274 * tree.h (protected_set_expr_location): New prototype.
275 * c-tree.h (build_array_ref): Add argument.
276 (parser_build_unary_op): Same.
277 * c-typeck.c (build_indirect_ref): Handle new location argument.
278 (build_array_ref): Same.
279 (parser_build_unary_op): Same.
280 * gimplify.c (gimplify_asm_expr): Set input_location before calling
282 * c-omp.c (c_finish_omp_atomic): Pass location when calling
284 * c-common.c (finish_label_address_expr): Handle new location
286 * c-common.h (build_indirect_ref): Add argument.
287 (finish_label_address_expr): Same.
288 * c-parser.c (c_parser_unary_expression): Pass location to build
290 (c_parser_postfix_expression): Same.
292 2008-09-01 Paul Brook <paul@codesourcery.com>
294 * config/arm/arm.md: Include cortex-r4f.md.
295 (attr fpu): Update type list.
296 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
297 fconstd, fcmps and fcmpd.
298 (attr tune_cortexr4): Define.
299 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
300 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
301 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
302 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
303 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
305 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
306 cortex_a8_vfp_farith: Ditto.
307 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
308 * config/arm/cortex-r4.md: Use tune_cortexr4.
309 * config/arm/cortex-r4f.md: New file.
311 2008-09-01 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/37305
314 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
315 the result of constant conversions.
316 (fold_gimple_assign): Likewise.
318 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
320 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
321 #ifdef ENABLE_CHECKING.
323 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
325 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
326 * sched-int.h (print_insn, print_pattern, print_value): Declare also
327 when !INSN_SCHEDULING.
329 2008-09-01 Andreas Schwab <schwab@suse.de>
331 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
333 2008-09-01 Paul Brook <paul@codesourcery.com>
335 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
337 2008-09-01 Jan Hubicka <jh@suse.cz>
339 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
341 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
342 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
343 * gimplify.c (gimplify_init_constructor): Add speed operand.
344 * tree-sra.c (decide_block_copy): Likewise.
345 * tree-inline.c (estimate_move_cost): Likewise.
346 * config/alpha/alpha.h (MOVE_RATIO): Update.
347 * config/frv/frv.c (MOVE_RATIO): Update.
348 * config/spu/spu.h (MOVE_RATIO): Update.
349 * config/sparc/sparc.h (MOVE_RATIO): Update.
350 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
351 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
352 * config/cris/cris.h (MOVE_RATIO): Update.
353 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
354 * config/arm/arm.h (MOVE_RATIO): Update.
355 * config/pa/pa.md: Update uses of MOVE_RATIO
356 * config/pa/pa.h (MOVE_RATIO): Update.
357 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
358 * config/h8300/h8300.h (MOVE_RATIO): Update.
359 * config/v850/v850.h (MOVE_RATIO): Update.
360 * config/bfin/bfin.h (MOVE_RATIO): Update.
362 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
363 Dmitry Melnik <dm@ispras.ru>
364 Dmitry Zhurikhin <zhur@ispras.ru>
365 Alexander Monakov <amonakov@ispras.ru>
366 Maxim Kuvyrkov <maxim@codesourcery.com>
368 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
369 sel-sched-dump.c, sel-sched-ir.c: New files.
370 * Makefile.in (OBJS-common): Add selective scheduling object
372 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
373 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
374 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
375 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
376 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
377 (make_forwarder_block): Update loop latch if we have redirected
379 * cfgloop.c (get_loop_body_in_custom_order): New function.
380 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
381 (CP_FALLTHRU_PREHEADERS): Likewise.
382 (get_loop_body_in_custom_order): Declare.
383 * cfgloopmanip.c (has_preds_from_loop): New.
384 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
385 Assert that the preheader edge will be fall thru when it is set.
386 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
387 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
388 fsel-sched-substitution, fselective-scheduling): New flags.
389 * cse.c (hash_rtx_cb): New.
391 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
392 sel_sched_insn_cnt): New counters.
393 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
394 * genattr.c (main): Output maximal_insn_latency prototype.
395 * genautomata.c (output_default_latencies): New. Factor its code from ...
396 (output_internal_insn_latency_func): ... here.
397 (output_internal_maximal_insn_latency_func): New.
398 (output_maximal_insn_latency_func): New.
399 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
400 (struct hard_reg_set_iterator): New.
401 (hard_reg_set_iter_init, hard_reg_set_iter_set,
402 hard_reg_set_iter_next): New functions.
403 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
404 * lists.c (remove_free_INSN_LIST_node,
405 remove_free_EXPR_LIST_node): New functions.
406 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
407 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
408 (loop_optimizer_finalize): Do not verify flow info after reload.
409 * recog.c (validate_replace_rtx_1): New parameter simplify.
410 Default it to true. Update all uses. Factor out simplifying
412 (simplify_while_replacing): ... this new function.
413 (validate_replace_rtx_part,
414 validate_replace_rtx_part_nosimplify): New.
415 * recog.h (validate_replace_rtx_part,
416 validate_replace_rtx_part_nosimplify): Declare.
417 * rtl.c (rtx_equal_p_cb): New.
418 (rtx_equal_p): Use it.
419 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
420 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
421 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
422 * vecprim.h: Add a vector type for unsigned int.
423 * haifa-sched.c: Include vecprim.h and cfgloop.h.
424 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
425 ready_try, cycle_issued_insns, spec_info): Make global.
426 (readyp): Initialize.
427 (dfa_lookahead): New global variable.
428 (old_max_uid, old_last_basic_block): Remove.
429 (h_i_d): Make it a vector.
430 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
432 (after_recovery, adding_bb_to_current_region_p):
433 New variables to handle correct insertion of the recovery code.
434 (struct ready_list): Move declaration to sched-int.h.
435 (rgn_n_insns): Removed.
436 (rtx_vec_t): Move to sched-int.h.
437 (find_insn_reg_weight): Remove.
438 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
439 (haifa_init_h_i_d, haifa_finish_h_i_d):
440 New functions to initialize / finalize haifa instruction data.
441 (extend_h_i_d, init_h_i_d): Rewrite.
442 (unlink_other_notes): Move logic to add_to_note_list. Handle
444 (ready_lastpos, ready_element, ready_sort, reemit_notes,
445 find_fallthru_edge): Make global, remove static prototypes.
446 (max_issue): Make global. Add privileged_n and state parameters. Use
448 (extend_global, extend_all): Removed.
449 (init_before_recovery): Add new param. Fix the handling of the case
450 when we insert a recovery code before the EXIT which has a predecessor
451 with a fallthrough edge to it.
452 (create_recovery_block): Make global. Rename to
453 sched_create_recovery_block. Update.
454 (change_pattern): Rename to sched_change_pattern. Make global.
455 (speculate_insn): Rename to sched_speculate_insn. Make global.
456 Split haifa-specific functionality into ...
457 (haifa_change_pattern): New static function.
458 (sched_extend_bb): New static function.
459 (sched_init_bbs): New function.
460 (current_sched_info): Change type to struct haifa_sched_info.
461 (insn_cost): Adjust for selective scheduling.
462 (dep_cost_1): New function. Move logic from ...
463 (dep_cost): ... here.
464 (dep_cost): Use dep_cost_1.
465 (contributes_to_priority_p): Use sched_deps_info instead of
467 (priority): Adjust to work with selective scheduling. Process the
468 corner case when all dependencies don't contribute to priority.
469 (rank_for_schedule): Use ds_weak instead of dep_weak.
470 (advance_state): New function. Move logic from ...
471 (advance_one_cycle): ... here.
472 (add_to_note_list, concat_note_lists): New functions.
473 (rm_other_notes): Make static. Adjust for selective scheduling.
474 (remove_notes, restore_other_notes): New functions.
475 (move_insn): Add two arguments. Update assert. Don't call
477 (choose_ready): Remove lookahead variable, use dfa_lookahead.
478 Remove more_issue, max_points. Move the code to initialize
479 max_lookahead_tries to max_issue.
480 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
481 ready. Adjust use of move_insn. Call restore_other_notes.
483 (sched_init, sched_finish): Move Haifa-specific initialization/
485 (haifa_sched_init, haifa_sched_finish): ... respectively.
487 (setup_sched_dump): New function.
488 (haifa_init_only_bb): New static function.
489 (haifa_speculate_insn): New static function.
490 (try_ready): Use haifa_* instead of speculate_insn and
492 (extend_ready, extend_all): Remove.
493 (sched_extend_ready_list, sched_finish_ready_list): New functions.
494 (create_check_block_twin, add_to_speculative_block): Use
495 haifa_insns_init instead of extend_global. Update to use new
496 initialization functions. Change parameter. Factor out code from
497 create_check_block_twin to ...
498 (sched_create_recovery_edges) ... this new function.
500 (sched_scan_info): New.
501 (extend_bb): Use sched_scan_info.
502 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
503 static functions for walking through scheduling region.
504 (sched_luids): New vector variable to replace uid_to_luid.
505 (luids_extend_insn): New function.
506 (sched_max_luid): New variable.
507 (luids_init_insn): New function.
508 (sched_init_luids, sched_finish_luids): New functions.
509 (insn_luid): New debug function.
510 (sched_extend_target): New function.
511 (haifa_init_insn): New static function.
512 (sched_init_only_bb): New hook.
513 (sched_split_block): New hook.
514 (sched_split_block_1): New function.
515 (sched_create_empty_bb): New hook.
516 (sched_create_empty_bb_1): New function.
517 (common_sched_info, ready): New global variables.
518 (current_sched_info_var): Remove.
519 (move_block_after_check): Use common_sched_info.
520 (haifa_luid_for_non_insn): New static function.
521 (init_before_recovery): Use haifa_init_only_bb instead of
523 (increase_insn_priority): New.
524 * modulo-sched.c: (issue_rate): Remove static declaration.
525 (sms_sched_info): Change type to haifa_sched_info.
526 (sms_sched_deps_info, sms_common_sched_info): New variables.
527 (setup_sched_infos): New.
528 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
529 Do not call regstat_free_calls_crossed.
530 (sms_print_insn): Use const_rtx.
531 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
532 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
533 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
534 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
535 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
536 current_sched_info to use it.
537 (enum reg_pending_barrier_mode): Move to sched-int.h.
538 (h_d_i_d): New variable. Initialize to NULL.
539 ({true, output, anti, spec, forward}_dependency_cache): Initialize
541 (estimate_dep_weak): Remove static declaration.
542 (sched_has_condition_p): New function. Adjust users of
543 sched_get_condition to use it instead.
544 (conditions_mutex_p): Add arguments indicating which conditions are
546 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
547 argument to indicate whether returned condition is reversed. Do not
548 generate new rtx when condition should be reversed; indicate it by
549 setting new argument instead.
550 (add_dependence_list_and_free): Add deps parameter.
551 Update all users. Do not free dependence list when
552 deps context is readonly.
553 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
555 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
556 (remove_from_deps): New. Use the above functions.
557 (cur_insn, can_start_lhs_rhs_p): New static variables.
558 (add_or_update_back_dep_1): Initialize present_dep_type.
559 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
560 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
561 haifa_note_dep): New functions implementing dependence hooks for
563 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
564 note_dep): New functions.
565 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
567 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
568 (free_deps): Initialize deps->reg_last.
569 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
570 sched_analyze_insn): Update to use dependency hooks infrastructure
571 and readonly contexts.
572 (deps_analyze_insn): New function. Move part of logic from ...
573 (sched_analyze): ... here. Also move some logic to ...
574 (deps_start_bb): ... here. New function.
575 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
577 (sched_deps_init): New function. Move code from ...
578 (init_dependency_caches): ... here. Remove.
579 (init_deps_data_vector): New.
580 (sched_deps_finish): New function. Move code from ...
581 (free_dependency_caches): ... here. Remove.
582 (init_deps_global, finish_deps_global): Adjust for use with
583 selective scheduling.
584 (get_dep_weak): Move logic to ...
585 (get_dep_weak_1): New function.
586 (ds_merge): Move logic to ...
587 (ds_merge_1): New static function.
588 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
589 (ds_get_max_dep_weak): New function.
590 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
591 (n_insns): Rename to rgn_n_insns.
592 (debug_ebb_dependencies): New function.
593 (init_ready_list): Use it.
594 (begin_schedule_ready): Use sched_init_only_bb.
595 (ebb_print_insn): Indicate when an insn starts a new cycle.
596 (contributes_to_priority, compute_jump_reg_dependencies,
597 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
598 (add_block1): Remove to ebb_add_block.
599 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
600 (schedule_ebb): Initialize them. Use remove_notes instead of
601 rm_other_notes. Use haifa_local_init/finish.
602 (schedule_ebbs): Use haifa_sched_init/finish.
603 * sched-int.h: Include vecprim.h, remove rtl.h.
604 (struct ready_list): Delete declaration.
605 (sched_verbose_param, enum sched_pass_id_t,
606 bb_vec_t, insn_vec_t, rtx_vec_t): New.
607 (struct sched_scan_info_def): New structure.
608 (sched_scan_info, sched_scan, sched_init_bbs,
609 sched_init_luids, sched_finish_luids, sched_extend_target,
610 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
611 (struct common_sched_info_def): New.
612 (common_sched_info, haifa_common_sched_info,
613 sched_emulate_haifa_p): Declare.
615 (sched_luids): Declare.
616 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
617 (sched_max_luid, insn_luid): Declare.
618 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
619 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
620 print_insn, print_pattern, print_value, haifa_classify_insn,
621 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
622 setup_sched_dump, sched_init, sched_finish,
623 sel_insn_is_speculation_check): Export.
624 (struct ready_list): Move from haifa-sched.c.
625 (ready_try, ready, max_issue): Export.
626 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
627 sched_init_only_bb, sched_split_block, sched_split_block_1,
628 sched_create_empty_bb, sched_create_empty_bb_1,
629 sched_create_recovery_block, sched_create_recovery_edges): Export.
630 (enum reg_pending_barrier_mode): Export.
631 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
633 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
634 print_insn field. Move add_block and fix_recovery_cfg to
635 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
636 (struct sched_deps_info_def): ... this new structure.
637 (sched_deps_info): Declare.
638 (struct spec_info_def): Remove weakness_cutoff, add
639 data_weakness_cutoff and control_weakness_cutoff.
640 (spec_info): Declare.
641 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
643 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
644 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
645 (current_sched_info): Change type to struct haifa_sched_info.
646 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
647 (h_d_i_d): New variable.
648 (HDID): New accessor macro.
649 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
650 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
652 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
653 (enum SCHED_FLAGS): Update for selective scheduler.
654 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
655 (init_dependency_caches, free_dependency_caches): Delete declarations.
656 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
657 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
658 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
659 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
660 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
662 (rm_other_notes): Delete declaration.
663 (schedule_block): Remove one argument.
664 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
665 ready_element, ready_lastpos, sched_extend_ready_list,
666 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
667 concat_note_lists): Export.
668 (struct region): Move from sched-rgn.h.
669 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
670 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
671 BLOCK_TO_BB, CONTAINING_RGN): Export.
672 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
673 (current_nr_blocks, current_blocks, target_bb): Likewise.
674 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
675 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
676 sched_rgn_local_init, extend_regions,
677 rgn_make_new_region_out_of_new_block, compute_priorities,
678 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
679 extend_rgns, deps_join rgn_setup_common_sched_info,
680 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
681 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
682 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
683 increase_insn_priority): Likewise.
684 * sched-rgn.c: Include sel-sched.h.
685 (ref_counts): New static variable. Use it ...
686 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
687 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
688 (sched_is_disabled_for_current_region_p): Delete static declaration.
689 (struct region): Move to sched-int.h.
690 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
691 ebb_head): Define and initialize.
692 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
693 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
694 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
696 (find_single_block_region): Add new argument to indicate that EBB
697 regions should be constructed.
698 (debug_live): Delete declaration.
699 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
700 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
702 (init_regions): Delete declaration.
703 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
704 rgn_estimate_number_of_insns): New.
705 (too_large): Use estimate_number_of_insns.
706 (haifa_find_rgns): New. Move the code from ...
707 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
708 (free_trg_info): New.
709 (compute_trg_info): Allocate candidate tables here instead of ...
710 (init_ready_list): ... here.
711 (rgn_print_insn): Use const_rtx.
712 (contributes_to_priority, extend_regions): Delete static declaration.
713 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
714 (add_block1): Rename to rgn_add_block.
715 (debug_rgn_dependencies): Delete static qualifier.
716 (new_ready): Use sched_deps_info. Simplify.
717 (rgn_common_sched_info, rgn_const_sched_deps_info,
718 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
719 (region_sched_info): Rename to rgn_const_sched_info.
720 (deps_join): New, extracted from ...
721 (propagate_deps): ... here.
722 (compute_block_dependences, debug_dependencies): Update for selective
724 (free_rgn_deps, compute_priorities): New functions.
725 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
726 sched_rgn_compute_dependencies): New functions.
727 (schedule_region): Use them.
728 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
729 rgn_setup_common_sched_info, rgn_setup_sched_infos):
731 (schedule_insns): Call new functions that were split out.
732 (rgn_make_new_region_out_of_new_block): New.
733 (get_rgn_sched_max_insns_priority): New.
734 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
735 scheduling when appropriate.
736 * sched-vis.c: Include insn-attr.h.
737 (print_value, print_pattern): Make global.
738 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
739 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
740 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
741 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
742 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
743 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
744 hooks. Initialize them to 0.
745 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
746 * target.h (struct gcc_target): Add them. Rename gen_check field to
748 * flags.h (sel_sched_switch_set): Declare.
749 * opts.c (sel_sched_switch_set): New variable.
750 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
751 pipelining is disabled from command line.
752 (common_handle_option): Record whether selective scheduling is
753 requested from command line.
754 * doc/invoke.texi: Document new flags and parameters.
755 * doc/tm.texi: Document new target hooks.
756 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
757 (dfa_state_size): Do not declare locally.
758 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
759 * config/rs6000/rs6000.c (rs6000_init_sched_context,
760 rs6000_alloc_sched_context, rs6000_set_sched_context,
761 rs6000_free_sched_context): New functions.
762 (struct _rs6000_sched_context): New.
763 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
765 (rs6000_sched_finish): Do not run for selective scheduling.
767 2008-08-31 Jan Hubicka <jh@suse.cz>
769 * frv.c (frv_rtx_costs): Update forward declaration.
770 * spu.c (spu_rtx_costs): Likewise.
771 * pdp11.c: Include df.h
772 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
773 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
774 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
775 * iq2000.c (iq2000_address_cost): Add speed argument.
776 (iq2000_rtx_costs): Likewise.
777 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
778 update call of mn10300_address_cost.
779 * mcore.c: Include df.h
780 (mcore_rtx_costs): Update prototype.
781 * score3.c: Include df.h
782 (score3_rtx_costs): Remove speed argument.
783 * score7.c: Include df.h
784 (score7_address_cost): Remove speed argument.
785 * score-protos.h (score_address_cost): Update prototype.
786 * score.c: Include df.h
787 (score_rtx_costs): Update call of costs functions.
788 * v850.c (v850_rtx_costs): Add bool argument.
790 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
792 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
794 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
796 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
797 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
799 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
801 * mkmap-flat.awk: Add option pe_dll.
802 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
803 * config/i386/t-cygwin (SHLIB_LC): Add.
804 * config/i386/t-mingw32 (SHLIB_LC): Add.
805 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
806 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
807 (LINK_SPEC): Support libgcc_s.
808 (LIBGCC_SPEC): Support libgcc_s.
809 (LIBGCC_SONAME): New.
811 2008-08-31 Jan Hubicka <jh@suse.cz>
813 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
814 mistakely had old version of patch.
816 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
817 (ipcp_estimate_growth): New.
818 (ipcp_insert_stage): Use ipcp_estimate_growth.
819 * profile.c (branch_prob): When reading failed, do not consider
822 2008-08-31 Jan Hubicka <jh@suse.cz>
824 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
825 loop is optimized for speed.
827 2008-08-31 Richard Guenther <rguenther@suse.de>
830 * fold-const.c (fold_binary): Retain conversions in folding
833 2008-08-31 Jan Hubicka <jh@suse.cz>
835 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
836 * predict.c (maybe_hot_frequency_p): Make inline.
837 (maybe_hot_count_p): Break out from ...
838 (maybe_hot_bb_p): ... this one.
839 (maybe_hot_edge_p): Simplify.
840 * basic-block.h (probably_cold_bb_p): Remove.
842 2008-08-31 Jakub Jelinek <jakub@redhat.com>
845 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
847 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
848 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
850 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
853 2008-08-31 Jan Hubicka <jh@suse.cz>
855 * predict.c (PROB_VERY_LIKELY): Make small enough so things
857 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
859 2008-08-31 Jakub Jelinek <jakub@redhat.com>
862 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
865 * dwarf2out.c (native_encode_initializer): Subtract min_index for
866 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
868 2008-08-31 Jan Hubicka <jh@suse.cz>
870 * sparc.h (BRANCH_COST): Fix macro definition.
871 * avr.c (avr_operand_rtx_cost): Add speed argument.
872 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
874 2008-08-31 Richard Guenther <rguenther@suse.de>
876 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
877 types instead of operands. Re-instantiate verifying of
878 binary expression operands.
880 2008-08-30 Jan Hubicka <jh@suse.cz>
882 * fwprop.c (should_replace_address): Add speed attribute.
883 (PR_OPTIMIZE_FOR_SPEED): New flag.
884 (propagate_rtx_1): Use it.
885 (propagate_rtx): Set it.
886 (try_fwprop_subst): Update call of rtx_costs.
887 (forward_propagate_and_simplify): LIkewise.
888 * hooks.c (hook_int_rtx_bool_0): New
889 (hook_bool_rtx_int_int_intp_false): Replace by ...
890 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
891 * hooks.h (hook_int_rtx_bool_0): New
892 (hook_bool_rtx_int_int_intp_false): Replace by ...
893 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
894 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
895 (prepare_cmp_insn): UPdate call of rtx_cost.
896 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
897 (reload_cse_simplify_operands): Update call of rtx_cost.
898 (reload_cse_move2add): call of rtx_cost.
899 * target.h (struct gcc_target): Update rtx_costs and address_costs.
900 * rtlanal.c (rtx_cost): Add speed argument.
901 (address_cost): Add speed argument
902 (default_address_cost): Likewise.
903 (insn_rtx_cost): Likewise.
904 * cfgloopanal.c (seq_cost): Add speed argument.
905 (target_reg_cost, target_spill_cost): Turn to array.
906 (init_set_costs): Update for speed.
907 (estimate_reg_pressure_cost): Add speed argument.
908 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
909 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
910 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
911 (seq_cost): Add speed argument.
912 (computation_cost): Add speed arugment.
913 (add_cost, multiply_by_const, get_address_cost): add speed argument.
914 (force_expr_to_var_cost): Update for profile info.
915 (force_var_cost): Likewise.
916 (split_address_cost): Likewise.
917 (ptr_difference_cost): Likewise.
918 (difference_cost): Likewise.
919 (get_computation_cost_at): Likewise.
920 (determine_iv_cost): Likewise.
921 (ivopts_global_cost_for_size): Likewise.
922 (rewrite_use_address): Likewise.
923 (tree_ssa_iv_optimize_loop): Initialize speed field.
924 * cse.c (optimize_this_for_speed_p): New static var.
925 (notreg_cost): Update call of rtx_cost.
926 (cse_extended_basic_block): set optimize_this_for_speed_p.
927 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
928 (noce_try_cmove_arith): Likewise.
929 (noce_try_sign_mask): LIkewise.
930 * expr.c (compress_float_constant): Update rtx_cost calls.
931 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
932 (addr_to_parts): Likewise.
933 (create_mem_ref): Likewise.
934 * dse.c (find_shift_sequence): Add speed argument.
935 (replace_read): Update call.
936 * calls.c (precompute_register_parameters): Update call of rtx_cost.
937 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
938 * neg_cost, shift_cost, shiftadd_cost,
939 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
940 mul_highpart_cost): Increase dimension.
941 (init_expmed): Initialize for both size and speed.
942 (expand_shift): Use profile.
943 (synth_mult): Use profile.
944 (choose_mult_variant): Use profile.
945 (expand_mult): Use profile.
946 (expand_mult_highpart_optab): Use profile.
947 (expand_mult_highpart): Use profile.
948 (expand_smod_pow2): Use profile.
949 (expand_divmod): Use profile.
950 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
951 * loop-invariant.c (create_new_invariant): Use profile.
952 (gain_for_invariant): Add speed parameter.
953 (best_gain_for_invariant): Likewise.
954 (find_invariants_to_move): Likewise.
955 (move_single_loop_invariants): Set it.
956 * target-def.h (TARGET_RTX_COSTS): Use hook.
957 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
958 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
959 * output.h (default_address_cost): Update prototype.
960 * combine.c (optimize_this_for_speed_p): New static var.
961 (combine_validate_cost): Update call of rtx_cost.
962 (combine_instructions): Set optimize_this_for_speed_p.
963 (expand_compound_operation): Update call of rtx_cost.
964 (make_extraction):Update call of rtx_cost.
965 (force_to_mode):Update call of rtx_cost.
966 (distribute_and_simplify_rtx):Update call of rtx_cost.
967 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
968 (estimate_reg_pressure_cost): Update prototype.
969 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
970 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
972 * config/alpha/alpha.c (alpha_rtx_costs): Update.
973 (alpha_rtx_costs): Update.
974 * config/frv/frv.c (frv_rtx_costs): Update.
975 * config/s390/s390.c (s390_rtx_costs): Update.
976 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
977 (m32c_rtx_costs): Update.
978 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
979 (spu_rtx_costs): Update.
980 * config/sparc/sparc.c (sparc_rtx_costs): Update.
981 * config/m32r/m32r.c (m32r_rtx_costs): Update.
982 * config/i386/i386.c (:ix86_address_cost): Update.
983 (ix86_rtx_costs): Update.
984 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
985 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
986 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
987 * config/crx/crx.c (crx_address_cost): Update.
988 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
989 * config/stormy16/stormy16.c
990 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
991 * config/m68hc11/m68hc11.c
992 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
993 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
994 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
995 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
996 * config/ia64/ia64.c (ia64_rtx_costs): Update.
997 * config/m68k/m68k.c (m68k_rtx_costs): Update.
998 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
999 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1000 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1001 (mcore_rtx_costs): update.
1002 * config/score/score3.c (score3_rtx_costs): Update.
1003 * config/score/score7.c (score7_rtx_costs): Update.
1004 * config/score/score3.h (score3_rtx_costs):Update.
1005 * config/score/score7.h (score7_rtx_costs): Update.
1006 * config/score/score.c (score_rtx_costs): Update.
1007 * config/arm/arm.c (arm_address_cost): Update.
1008 (arm_rtx_costs_1): Update.
1009 (arm_rtx_costs_1): Update.
1010 (arm_size_rtx_costs): Update.
1011 (arm_size_rtx_costs): Update.
1012 (arm_size_rtx_costs): Update.
1013 (arm_xscale_rtx_costs): Update.
1014 (arm_thumb_address_cost): Update.
1015 * config/pa/pa.c (hppa_address_cost): Update.
1016 * config/mips/mips.c (mips_rtx_costs): Update.
1017 * config/vax/vax.c (vax_address_cost): Update.
1018 * config/h8300/h8300.c (h8300_shift_costs): Update.
1019 (h8300_rtx_costs): Update.
1020 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1021 (v850_rtx_costs): Update.
1022 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1023 * config/bfin/bfin.c
1024 (bfin_address_cost): Update.
1025 (bfin_rtx_costs): Update.
1026 * stmt.c (lshift_cheap_p): Update.
1028 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1031 * expmed.c (extract_bit_field_1): Check the mode size to make
1032 sure the vector modes have the same size.
1034 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1036 * dojump.c (top level): Include basic-block.h to declare
1037 optimize_insn_for_speed_p
1039 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1041 * opts.h (CL_SAVE): New option class for marking options that are
1042 target specific options usable in the target attribute.
1043 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1045 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1046 can easily find the target specific options that are safe to use
1047 in the attribute or pragma.
1049 * attribs.c (decl_attributes): Change #pragma GCC option to
1050 #pragma GCC target, and attribute((option(...))) to
1051 attribute((target(...))).
1053 * doc/extend.texi (target attribute): Change from option
1054 attribute. Delete push/pop/reset.
1055 (#pragma GCC target): Change from #pragma GCC option. Delete
1057 (#pragma GCC push_options): Document new pragma.
1058 (#pragma GCC pop_options): Document new pragma.
1059 (#pragma GCC reset_options): Document new pragma.
1061 * targhooks.c (default_target_option_valid_attribute_p): Add
1062 warning about port not supporting target attributes.
1063 (default_target_option_pragma_parse): New function, warn about
1064 #pragma GCC target not being supported.
1066 * targhooks.h (default_target_option_pragma_parse): Add
1069 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1070 TI_CURRENT_OPTION_PRAGMA.
1071 (current_target_pragma): Rename from current_option_pragma.
1073 * target.h: (struct target_option): Delete booleans for changing
1074 the optimization level on hot/cold functions. Change signature of
1075 pragma_parse hook to take a second tree.
1077 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1079 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1080 that the declaration is done at global scope.
1082 * langhooks.c (add_builtin_function_common): Move most of the code
1083 from add_builtin_function here, calling the hook passed in.
1084 (add_builtin_function): Call add_builtin_function_common with
1085 standard builtin hook.
1086 (add_builtin_function_ext_scope): New function to add builtins to
1089 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1091 (add_builtin_function_ext_scope): Add declaration.
1093 * c-pragma.c (handle_pragma_target): Rename from
1094 handle_pragma_option, #pragma GCC option is now #pragma GCC
1095 target. Move warning about port not supporting target options to
1096 default pragma parse hook. Remove push/pop/reset from this
1098 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1099 (option_stack): Delete static variable.
1100 (optimize_stack): Ditto.
1101 (optons_stack): New stack of saved target and optimization
1103 (handle_pragma_push_options): New function to handle pushing both
1104 target and optimization options.
1105 (handle_pragma_pop_options): New function to handle popping both
1106 target and optimization options.
1107 (handle_pragma_reset_options): New function to handle resetting
1108 both target and optimization options to their initial state.
1109 (init_pragma): Rename handle_pragma_option to
1110 handle_pragma_target. Add support for push_options, pop_options,
1111 and reset_options pragmas.
1113 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1114 default_target_option_pragma_parse.
1115 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1116 default_target_option_valid_attribute_p.
1117 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1118 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1119 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1120 optimization level on hot/cold functions.
1122 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1123 if the caller and callee have different optimization levels.
1125 * c-common.c (handle_target_attribute): Rename from
1126 handle_option_attribute, attribute((option(...))) is now
1127 attribute((target(...))). Move warning if the port does not
1128 support target attributes to the default hook.
1129 (handle_hot_attribute): Delete code to change the optimization
1130 level of hot functions.
1131 (handle_cold_attribute): Ditto.
1133 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1134 argument that is the binary tree options to use if there are no
1135 arguments. Call ix86_valid_target_attribute_tree instead of
1136 ix86_valid_option_attribute_tree.
1137 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1138 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1139 ix86_pragma_option_parse.
1141 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1142 Rename from ix86_valid_option_attribute_tree.
1144 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1145 new builtins when the ISA changes.
1146 (ix86_valid_target_attribute_tree): Rename from
1147 ix86_valid_option_attribute_tree. Change callers. If the
1148 function specified optimization options, use those as the starting
1149 point before setting up the target attributes. If the
1150 optimization options were changed in the course of setting the
1151 target attributes, record the new optimization options.
1152 (ix86_valid_target_attribute_tree_inner_p): Rename from
1153 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1154 ix86_add_new_builtins if the ISA changed.
1155 (ix86_valid_target_attribute_p): Rename from
1156 ix86_valid_option_attribute_p. Change callers.
1157 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1158 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1159 as delayed builtin functions.
1160 (struct builtin_isa): New structure to record builtin functions
1161 that should be delayed until the ISA for that function is used.
1162 (ix86_builtins_isa): Change from int to struct to track builtin
1163 functions we want to declare at some point.
1164 (def_builtin): If the front end can delay defining the builtin
1165 functions, don't create builtins for ISAs not part of the default
1167 (def_builtin_const): Ditto.
1168 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1169 __builtin_ia32_pcmov_v2di to be different builtin functions.
1170 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1171 a structure instead of an int.
1172 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1173 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1174 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1175 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1177 * config/ia64/ia64.h
1178 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1179 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1181 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1182 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1183 (LANG_HOOKS_INITIALIZER): Add
1184 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1186 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1189 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1190 the reload address with the index register for SFmode
1191 access with a displacement.
1193 2008-08-30 Jan Hubicka <jh@suse.cz>
1195 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1196 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1197 * dojump.c (do_jump): Likewise.
1198 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1199 (note-if_info): Add BRANCH_COST.
1200 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1201 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1202 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1204 * expr.h (BRANCH_COST): Update default.
1205 * predict.c (predictable_edge_p): New function.
1206 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1207 Update BRANCH_COST call.
1208 * basic-block.h (predictable_edge_p): Declare.
1209 * config/alpha/alpha.h (BRANCH_COST): Update.
1210 * config/frv/frv.h (BRANCH_COST): Update.
1211 * config/s390/s390.h (BRANCH_COST): Update.
1212 * config/spu/spu.h (BRANCH_COST): Update.
1213 * config/sparc/sparc.h (BRANCH_COST): Update.
1214 * config/m32r/m32r.h (BRANCH_COST): Update.
1215 * config/i386/i386.h (BRANCH_COST): Update.
1216 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1217 * config/sh/sh.h (BRANCH_COST): Update.
1218 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1219 * config/avr/avr.h (BRANCH_COST): Update.
1220 * config/crx/crx.h (BRANCH_COST): Update.
1221 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1222 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1223 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1224 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1225 * config/ia64/ia64.h (BRANCH_COST): Update.
1226 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1227 * config/arc/arc.h (BRANCH_COST): Update.
1228 * config/score/score.h (BRANCH_COST): Update.
1229 * config/arm/arm.h (BRANCH_COST): Update.
1230 * config/pa/pa.h (BRANCH_COST): Update.
1231 * config/mips/mips.h (BRANCH_COST): Update.
1232 * config/vax/vax.h (BRANCH_COST): Update.
1233 * config/h8300/h8300.h (BRANCH_COST): Update.
1234 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1235 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1236 * doc/tm.texi (BRANCH_COST): Update.
1238 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1241 * config/arm/arm.c (arm_optimization_options): Set
1242 flag_section_anchors to 2 instead of 1 to distinguish it from
1243 -fsection-anchors given explicitely on the command line.
1245 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1247 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1248 final insn of a split.
1250 2008-08-30 Jan Hubicka <jh@suse.cz>
1252 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1253 optimized for speed.
1254 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1255 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1256 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1257 flag_gcse_after_reload_set): New static vars.
1258 (common_handle_option): Enable those flags for profile-use.
1259 (decode_options): Remove optimize_size flags that are handled
1260 on higher granuality.
1261 * tree-vectorizer.c (vectorize_loops): Use
1262 optimize_loop_nest_for_speed_p.
1263 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1264 * tree-predcom.c (tree_predictive_commoning): Use
1265 optimize_loop_for_speed_p.
1266 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1267 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1268 * predict.c (optimize_loop_for_speed_p): Fix walk.
1270 2008-08-30 Jan Hubicka <jh@suse.cz>
1272 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1274 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1275 profile presence locally.
1277 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1280 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1281 versions before 4.0.
1283 2008-08-29 Jan Hubicka <jh@suse.cz>
1285 * tree-inline.c (insert_init_stmt): Insert sequence even when
1288 2008-08-29 Jeff Law <law@redhat.com>
1290 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1291 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1292 location and class is an FP register.
1294 2008-08-29 Jan Hubicka <jh@suse.cz>
1296 * see.c (see_merge_one_def_extension): Silence used uninitialized
1298 * matrix-reorg.c (check_allocation_function): Likewise.
1299 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1301 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1304 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1305 compute new & and | in type rather than TREE_TYPE (arg0).
1307 * dwarf2out.c (fortran_common): Update comment.
1308 (gen_variable_die): Swap com_die and var_die variables in Fortran
1309 COMMON block handling code.
1311 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1313 * dwarf2out.c (gen_const_die): New function.
1314 (size_of_die, value_format, output_die): Output larger
1315 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1316 (native_encode_initializer): New function.
1317 (tree_add_const_value_attribute): Call it.
1318 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1320 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1321 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1322 TREE_THIS_VOLATILE to add_type_attribute.
1324 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1326 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1329 * dwarf2out.c (loc_by_reference): New function.
1330 (add_location_or_const_value_attribute): Use it.
1333 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1334 as DW_TAG_variable children of DW_TAG_common_block rather than
1335 DW_TAG_member children. Put DW_AT_external to individual
1336 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1338 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1339 loc_descriptor_from_tree_1.
1343 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1344 arguments to imported_module_or_decl.
1345 (debug_nothing_tree_tree): Removed.
1346 (debug_nothing_tree_tree_tree_bool): New prototype.
1347 * debug.c (do_nothing_debug_hooks): Adjust.
1348 (debug_nothing_tree_tree): Removed.
1349 (debug_nothing_tree_tree_tree_bool): New function.
1350 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1351 (gen_variable_die): Put all common vars for the
1352 same COMMON block under one DW_TAG_common_block.
1353 (declare_in_namespace): Return new context_die, for Fortran
1354 return the module DIE instead of adding extra declarations into
1356 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1357 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1358 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1360 (dwarf2out_global_decl): Don't skip Fortran global vars.
1361 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1362 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1363 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1364 DW_TAG_imported_declaration as child of previous
1365 DW_TAG_imported_module.
1366 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1367 * sdbout.c (sdb_debug_hooks): Likewise.
1368 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1370 2008-08-29 Jan Hubicka <jh@suse.cz>
1372 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1374 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1375 * ipa-cp.c (n_cloning_candidates): New static variable.
1376 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1377 (ipcp_print_all_lattices): Improve debug output.
1378 (ipcp_cloning_candidate_p): New function.
1379 (ipcp_initialize_node_lattices): Use it.
1380 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1381 (ipcp_propagate_stage): Prettier debug output.
1382 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1383 (ipcp_print_all_structures): Remove.
1384 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1385 (ipcp_insert_stage): Prettier debug output; call
1386 cgraph_remove_unreachable_nodes before propagating.
1387 (pass_ipa_cp): Schedule function removal pass.
1388 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1390 (cgraph_maybe_hot_edge_p): Move to ...
1391 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1392 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1393 (common_handle_option): Set them; enable ipa-cp when profiling.
1394 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1395 (ipa_print_all_jump_functions): Likewise.
1396 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1397 (ipa_print_node_params, ipa_print_all_params): New.
1398 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1399 ipa_print_all_param_flags): Remove.
1400 (ipa_print_node_params, ipa_print_all_params): New.
1402 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1404 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1405 change from 2008-04-03.
1406 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1408 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1412 * ira-color.c (push_allocnos_to_stack): Truncate
1413 removed_splay_allocno_vec.
1415 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1418 * ira-color (ira_fast_allocation): Don't assign hard registers to
1421 2008-08-29 Jan Hubicka <jh@suse.cz>
1424 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1425 for cold internal loops.
1427 2008-08-29 Richard Guenther <rguenther@suse.de>
1429 * tree-ssa-structalias.c (create_variable_info_for): Do not
1430 create fields for heap vars or vars with a noalias state.
1431 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1434 2008-08-29 Richard Guenther <rguenther@suse.de>
1436 * common.opt (ftree-store-ccp): Mark as preserved for
1437 backward compatibility.
1438 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1439 * tree-pass.h (pass_store_ccp): Remove.
1440 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1441 (first_vdef): Remove declaration.
1442 (get_value_loaded_by): Likewise.
1443 * tree-ssa-ccp.c (do_store_ccp): Remove.
1444 (get_default_value): Simplify as do_store_ccp is always false
1445 now. Do not initialize mem_ref.
1446 (set_value_varying): Likewise.
1447 (canonicalize_float_value): Likewise.
1448 (set_lattice_value): Likewise.
1449 (likely_value): Likewise.
1450 (surely_varying_stmt_p): Likewise.
1451 (ccp_initialize): Likewise.
1452 (ccp_lattice_meet): Likewise.
1453 (ccp_visit_phi_node): Likewise.
1454 (ccp_fold): Likewise.
1455 (evaluate_stmt): Likewise.
1456 (visit_assignment): Likewise.
1457 (ccp_visit_stmt): Likewise.
1458 (execute_ssa_ccp): Fold into ...
1459 (do_ssa_ccp): ... this.
1460 (do_ssa_store_ccp): Remove.
1461 (gate_store_ccp): Likewise.
1462 (pass_store_ccp): Likewise.
1463 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1465 * tree-ssa-propagate.c (first_vdef): Remove.
1466 (get_value_loaded_by): Likewise.
1467 (replace_vuses_in): Likewise.
1468 (substitute_and_fold): Do not call replace_vuses_in.
1469 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1471 2008-08-29 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1475 PARAM_NOALIAS tags with is_heapvar.
1476 * tree-ssa-operands.c (access_can_touch_variable): Offset
1477 based tests do not apply for heapvars. Fix offset test.
1479 2008-08-29 Jan Hubicka <jh@suse.cz>
1481 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1482 (-fipa-cp-clone): Enabled by default at -O3.
1483 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1484 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1486 2008-08-29 Jan Hubicka <jh@suse.cz>
1488 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1490 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1492 * gimple.c (giple_copy_call_skip_args): New function.
1493 (giple_copy_call_skip_args): Declare.
1495 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1496 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1497 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1498 (ipcp_create_replace_map): Improve debug output.
1499 (ipcp_need_redirect_p): Return false when not clonning.
1500 (ipcp_update_callgraph): Skip args.
1501 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1503 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1504 (save_inline_function_body): Update call of tree_function_versioning.
1505 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1506 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1507 (tree_function_versioning): Likewise.
1508 * tree-inline.h (tree_function_versioning): Update prototype.
1510 2008-08-29 Jan Hubicka <jh@suse.cz>
1512 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1513 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1514 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1515 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1516 * value-prof.c (gimple_divmod_fixed_value_transform,
1517 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1518 gimple_stringops_transform): Use optimize_bb_for_size_p.
1519 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1520 * final.c (compute_alignments): Use optimize_function_for_size_p.
1521 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1522 (fold_builtin_strcpy, fold_builtin_fputs): Use
1523 optimize_function_for_size_p.
1524 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1525 * recog.c (relax_delay_slots): Likewise.
1526 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1527 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1528 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1529 optimize_function_for_size_p.
1530 (cgraph_decide_inlining_of_small_function): Use
1531 optimize_function_for_size_p.
1532 * global.c (find_reg): Use optimize_function_for_size_p.
1533 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1534 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1535 flag_prefetch_loop_arrays. Those can work it out from profile.
1536 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1537 optimize_loop_for_speed_p.
1538 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1540 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1541 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1542 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1543 * local-alloc.c (block_alloc): Pass BB pointer.
1544 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1545 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1546 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1547 (decide_peel_completely): Likewise.
1548 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1549 optimize_loop_for_size_p.
1550 (vect_enhance_data_refs_alignment): Likewise.
1551 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1552 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1553 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1554 (try_crossjump_bb): Use optimize_bb_for_size_p.
1555 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1556 optimize_loop_for_speed_p.
1557 * bb-reorder.c (find_traces_1_round): Likewise.
1558 (copy_bb): Use optimize_bb_for_speed_p.
1559 (duplicate_computed_gotos): Likewise.
1560 * basic-block.h (optimize_loop_nest_for_size_p,
1561 optimize_loop_nest_for_speed_p): New.
1562 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1564 2008-08-29 Tristan Gingold <gingold@adacore.com>
1566 * gcov.c (main): Call expandargv.
1568 2008-08-29 Jan Hubicka <jh@suse.cz>
1570 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1572 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1574 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1575 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1577 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1579 2008-08-29 Jan Hubicka <jh@suse.cz>
1581 * tree-pass.h (pass_strip_predict_hints): Declare.
1582 * predict.c (strip_builtin_expect): Rename to ...
1583 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1584 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1585 (tree_estimate_probability): Do not strip builtin_expect.
1586 (pass_strip_predict_hints): New pass.
1587 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1589 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1591 2008-08-29 Richard Guenther <rguenther@suse.de>
1593 PR tree-optimization/37207
1594 * tree-vrp.c (extract_range_from_binary_expr): Also try
1595 to constant fold if only one of the operands is a constant.
1597 2008-08-29 Nick Clifton <nickc@redhat.com>
1599 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1600 the same way as SYMBOL_REFs.
1602 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1604 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1606 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1608 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1609 * config/mips/mips.md (branch_likely): Remove const. Fix
1611 (define_delay for type "branch"): Change to only apply for branch
1612 with likely variant.
1613 (define_delay for type "branch" and "branch_likely" no). New delay
1615 (equality_op): New code iterator.
1616 (bbv, bbinv): New code attributes.
1617 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1620 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1621 Andrew Pinski <pinskia@gcc.gnu.org>
1624 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1626 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1628 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1629 rule that a symbolic constant must be defined and >= 0 for the
1630 corresponding facility to be present at compile-time.
1631 * gthr-posix.c: Likewise.
1633 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1635 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1636 * config/mips/mips.md (D): New mode attribute.
1637 (mulsi3, muldi3): Merge it into ...
1638 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1640 (muldi3_mul3): New pattern.
1641 (mulsi3_mult3): Rename to mulsi3_mul3.
1643 2008-08-28 Jan Hubicka <jh@suse.cz>
1645 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1647 * predict.c (always_optimize_for_size_p): Rename to ...
1648 (optimize_function_for_size): ... this one; make extern.
1649 (optimize_function_for_speed_p): New.
1650 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1651 optimize_edge_for_size_p,optimize_edge_for_size_p,
1652 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1653 * basic-block.h (optimize_function_for_size_p,
1654 optimize_function_for_speed_p): Declare.
1655 * i386.md (optimize_size checks): Replace them by appropriate
1657 (standard_80387_constant_p, ix86_compute_frame_layout,
1658 ix86_expand_epilogue, ix86_decompose_address,
1659 print_operand, emit_i387_cw_initialization,
1660 inline_memory_move_cost, ix86_pad_returns,
1661 ix86_reorg): Replace optimize_size checks.
1663 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1665 * rtl.h (simplify_subreg_regno): Declare.
1666 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1667 * simplify-rtx.c (simplify_subreg): ...here.
1668 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1669 subreg_offset_representable_p.
1671 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1674 * c-typeck.c (convert_for_assignment): Give a note describing what
1675 was passed and what was expected.
1677 2008-08-28 Joey Ye <joey.ye@intel.com>
1679 * doc/extend.texi: Document AVX built-in functions.
1680 * doc/invoke.texi: Document -mavx.
1682 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1683 Joey Ye <joey.ye@intel.com>
1684 Xuepeng Guo <xuepeng.guo@intel.com>
1686 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1688 * config/i386/cpuid.h (bit_FMA): New.
1689 (bit_XSAVE): Likewise.
1690 (bit_OSXSAVE): Likewise.
1691 (bit_AVX): Likewise.
1693 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1694 define. Use ASM_OUTPUT_AVX_PREFIX.
1696 * config/i386/gmmintrin.h: New.
1698 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1699 (OPTION_MASK_ISA_AVX_SET): New.
1700 (OPTION_MASK_ISA_FMA_SET): Likewise.
1701 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1702 (OPTION_MASK_ISA_FMA_SET): Likewise.
1703 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1704 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1705 (pta_flags): Add PTA_AVX and PTA_FMA.
1706 (override_options): Handle PTA_AVX and PTA_FMA.
1707 (init_cumulative_args): Handle warn_avx.
1708 (classify_argument): Return 0 for COImode and OImode. Return
1709 1 and X86_64_AVX_CLASS for 256bit vector types.
1710 (examine_argument): Handle X86_64_AVX_CLASS.
1711 (construct_container): Likewise.
1712 (function_arg_advance_32): Pass OImode and 256bit vector types
1714 (function_arg_advance_64): Take a new argument to indicate if a
1715 parameter is named. Handle 256bit vector types. Return
1716 immediately for unnamed 256bit vector mode parameters.
1717 (function_arg_advance): Updated.
1718 (function_arg_32): Add comments for TImode. Handle OImode
1719 and 256bit vector types.
1720 (function_arg_64): Take a new argument to indicate if a
1721 parameter is named. Handle 256bit vector types. Return NULL
1722 for unnamed 256bit vector mode parameters.
1723 (function_arg): Updated.
1724 (setup_incoming_varargs_64): Support
1725 AVX encoding for *sse_prologue_save_insn.
1726 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1727 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1728 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1729 enabled, otherwise return -3.
1730 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1732 (print_reg): Support AVX registers. Handle 'x' and 't'.
1733 Handle 'd' to duplicate the operand.
1734 (print_operand): Likewise. Also support AVX vector compare
1736 (output_387_binary_op): Support AVX.
1737 (output_fp_compare): Likewise.
1738 (ix86_expand_vector_move_misalign): Likewise.
1739 (ix86_attr_length_vex_default): New.
1740 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1741 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1742 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1743 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1744 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1745 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1746 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1747 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1748 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1749 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1750 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1751 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1752 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1753 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1754 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1755 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1756 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1757 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1758 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1759 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1760 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1761 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1762 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1763 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1764 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1765 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1766 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1767 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1768 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1769 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1770 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1771 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1772 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1773 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1774 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1775 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1776 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1777 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1778 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1779 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1780 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1781 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1782 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1783 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1784 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1785 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1786 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1787 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1788 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1789 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1790 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1791 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1792 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1793 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1794 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1795 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1796 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1797 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1798 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1799 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1800 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1801 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1802 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1803 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1804 and IX86_BUILTIN_MOVMSKPS256,
1805 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1806 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1807 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1808 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1809 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1810 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1811 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1812 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1813 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1814 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1815 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1816 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1817 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1818 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1819 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1820 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1821 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1822 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1823 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1824 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1825 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1826 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1827 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1828 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1829 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1830 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1831 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1832 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1833 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1834 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1835 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1836 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1837 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1838 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1839 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1840 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1841 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1842 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1843 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1844 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1845 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1846 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1847 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1848 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1849 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1850 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1851 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1852 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1853 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1854 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1855 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1856 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1857 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1858 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1859 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1860 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1861 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1862 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1864 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1865 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1866 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1867 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1868 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1869 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1870 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1871 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1872 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1873 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1874 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1875 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1876 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1877 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1878 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1879 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1880 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1881 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1882 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1883 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1884 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1885 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1886 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1887 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1888 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1889 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1890 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1891 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1892 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1893 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1894 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1895 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1896 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1897 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1898 IX86_BUILTIN_MOVMSKPS256.
1899 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1900 (ix86_expand_args_builtin): Likewise.
1901 (ix86_expand_special_args_builtin): Likewise.
1902 (ix86_hard_regno_mode_ok): Handle AVX modes.
1903 (ix86_expand_vector_init_duplicate): Likewise.
1904 (ix86_expand_vector_init_one_nonzero): Likewise.
1905 (ix86_expand_vector_init_one_var): Likewise.
1906 (ix86_expand_vector_init_concat): Likewise.
1907 (ix86_expand_vector_init_general): Likewise.
1908 (ix86_expand_vector_set): Likewise.
1909 (ix86_vector_mode_supported_p): Likewise.
1910 (x86_extended_reg_mentioned_p): Check INSN_P before using
1913 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1914 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1916 * config/i386/i386.h (TARGET_AVX): New.
1917 (TARGET_FMA): Likewise.
1918 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1919 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1920 (VALID_AVX256_REG_MODE): New.
1921 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1922 (AVX_FLOAT_MODE_P): Likewise.
1923 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1924 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1925 (AVX_VEC_FLOAT_MODE_P): Likewise.
1926 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1927 (ASM_OUTPUT_OPCODE): Likewise.
1928 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1930 (SSE_REG_MODE_P): Allow 256bit vector modes.
1931 (ix86_args): Add a warn_avx field.
1933 * config/i386/i386.md (UNSPEC_PCMP): New.
1934 (UNSPEC_VPERMIL): Likewise.
1935 (UNSPEC_VPERMIL2): Likewise.
1936 (UNSPEC_VPERMIL2F128): Likewise.
1937 (UNSPEC_MASKLOAD): Likewise.
1938 (UNSPEC_MASKSTORE): Likewise.
1939 (UNSPEC_CAST): Likewise.
1940 (UNSPEC_VTESTP): Likewise.
1941 (UNSPECV_VZEROALL): Likewise.
1942 (UNSPECV_VZEROUPPER): Likewise.
1943 (XMM0_REG): Likewise.
1944 (XMM1_REG): Likewise.
1945 (XMM2_REG): Likewise.
1946 (XMM3_REG): Likewise.
1947 (XMM4_REG): Likewise.
1948 (XMM5_REG): Likewise.
1949 (XMM6_REG): Likewise.
1950 (XMM8_REG): Likewise.
1951 (XMM9_REG): Likewise.
1952 (XMM10_REG): Likewise.
1953 (XMM11_REG): Likewise.
1954 (XMM12_REG): Likewise.
1955 (XMM13_REG): Likewise.
1956 (XMM14_REG): Likewise.
1957 (XMM15_REG): Likewise.
1959 (prefix_vex_imm8): Likewise.
1960 (prefix_vex_w): Likewise.
1961 (length_vex): Likewise.
1964 (*avx_ashlti3): Likewise.
1965 (*avx_lshrti3): Likewise.
1966 (*avx_setcc<mode>): Likewise.
1967 (*fop_<mode>_comm_mixed_avx): Likewise.
1968 (*fop_<mode>_comm_avx): Likewise.
1969 (*fop_<mode>_1_mixed_avx): Likewise.
1970 (*fop_<mode>_1_avx): Likewise.
1971 (*avx_<code><mode>3): Likewise.
1972 (*avx_ieee_smin<mode>3): Likewise.
1973 (*avx_ieee_smax<mode>3): Likewise.
1974 (mode): Add OI, V8SF and V4DF.
1975 (length): Support VEX prefix.
1976 (*cmpfp_i_mixed): Set prefix attribute.
1977 (*cmpfp_i_sse): Likewise.
1978 (*cmpfp_iu_mixed): Likewise.
1979 (*cmpfp_iu_sse): Likewise.
1980 (*movsi_1): Support AVX.
1981 (*movdi_2): Likewise.
1982 (*movdi_1_rex64): Likewise.
1983 (*movti_internal): Likewise.
1984 (*movti_rex64): Likewise.
1985 (*movsf_1): Likewise.
1986 (*movdf_nointeger): Likewise.
1987 (*movdf_integer_rex64): Likewise.
1988 (*movtf_internal): Likewise.
1989 (zero_extendsidi2_32): Likewise.
1990 (zero_extendsidi2_rex64): Likewise.
1991 (*extendsfdf2_mixed): Likewise.
1992 (*extendsfdf2_sse): Likewise.
1993 (*truncdfsf_fast_mixed): Likewise.
1994 (*truncdfsf_fast_sse): Likewise.
1995 (*truncdfsf_mixed): Likewise.
1996 (fix_trunc<mode>di_sse): Likewise.
1997 (fix_trunc<mode>si_sse): Likewise.
1998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1999 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2000 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2001 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2002 (*rcpsf2_sse): Likewise.
2003 (*rsqrtsf2_sse): Likewise.
2004 (*sqrt<mode>2_sse): Likewise.
2005 (sse4_1_round<mode>2): Likewise.
2006 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2007 Support AVX. Set length attribute properly for AVX.
2009 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2010 (VECTOR_MODES (FLOAT, 32)): Likewise.
2011 (VECTOR_MODE (INT, DI, 8)): Likewise.
2012 (VECTOR_MODE (INT, HI, 32)): Likewise.
2013 (VECTOR_MODE (INT, QI, 64)): Likewise.
2014 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2015 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2016 (VECTOR_MODE (INT, DI, 4)): Removed.
2017 (VECTOR_MODE (INT, SI, 8)): Likewise.
2018 (VECTOR_MODE (INT, HI, 16)): Likewise.
2019 (VECTOR_MODE (INT, QI, 32)): Likewise.
2020 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2021 (INT_MODE (OI, 32)): Likewise.
2023 * config/i386/i386.opt (mavx): New.
2026 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2028 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2029 (*mov<mode>_internal_avx): New.
2030 (*movv2sf_internal_rex64_avx): Likewise.
2031 (*movv2sf_internal_avx): Likewise.
2033 * config/i386/predicates.md (const_4_to_5_operand): New.
2034 (const_6_to_7_operand): Likewise.
2035 (const_8_to_11_operand): Likewise.
2036 (const_12_to_15_operand): Likewise.
2037 (avx_comparison_float_operator): Likewise.
2039 * config/i386/sse.md (AVX256MODEI): New.
2040 (AVX256MODE): Likewise.
2041 (AVXMODEQI): Likewise.
2042 (AVXMODE): Likewise.
2043 (AVX256MODEF2P): Likewise.
2044 (AVX256MODE2P): Likewise.
2045 (AVX256MODE4P): Likewise.
2046 (AVX256MODE8P): Likewise.
2047 (AVXMODEF2P): Likewise.
2048 (AVXMODEF4P): Likewise.
2049 (AVXMODEDCVTDQ2PS): Likewise.
2050 (AVXMODEDCVTPS2DQ): Likewise.
2051 (avxvecmode): Likewise.
2052 (avxvecpsmode): Likewise.
2053 (avxhalfvecmode): Likewise.
2054 (avxscalarmode): Likewise.
2055 (avxcvtvecmode): Likewise.
2056 (avxpermvecmode): Likewise.
2057 (avxmodesuffixf2c): Likewise.
2058 (avxmodesuffixp): Likewise.
2059 (avxmodesuffixs): Likewise.
2060 (avxmodesuffix): Likewise.
2061 (vpermilbits): Likewise.
2062 (pinsrbits): Likewise.
2063 (mov<mode>): Likewise.
2064 (*mov<mode>_internal): Likewise.
2065 (push<mode>1): Likewise.
2066 (movmisalign<mode>): Likewise.
2067 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2068 (avx_movdqu<avxmodesuffix>): Likewise.
2069 (avx_lddqu<avxmodesuffix>): Likewise.
2070 (<plusminus_insn><mode>3): Likewise.
2071 (*avx_<plusminus_insn><mode>3): Likewise.
2072 (*avx_vm<plusminus_insn><mode>3): Likewise.
2073 (mul<mode>3): Likewise.
2074 (*avx_mul<mode>3): Likewise.
2075 (*avx_vmmul<mode>3): Likewise.
2076 (divv8sf3): Likewise.
2077 (divv4df3): Likewise.
2078 (avx_div<mode>3): Likewise.
2079 (*avx_div<mode>3): Likewise.
2080 (*avx_vmdiv<mode>3): Likewise.
2081 (avx_rcpv8sf2): Likewise.
2082 (*avx_vmrcpv4sf2): Likewise.
2083 (sqrtv8sf2): Likewise.
2084 (avx_sqrtv8sf2): Likewise.
2085 (*avx_vmsqrt<mode>2): Likewise.
2086 (rsqrtv8sf2): Likewise.
2087 (avx_rsqrtv8sf2): Likewise.
2088 (*avx_vmrsqrtv4sf2): Likewise.
2089 (<code><mode>3): Likewise.
2090 (*avx_<code><mode>3_finite): Likewise.
2091 (*avx_<code><mode>3): Likewise.
2092 (*avx_vm<code><mode>3): Likewise.
2093 (*avx_ieee_smin<mode>3): Likewise.
2094 (*avx_ieee_smax<mode>3): Likewise.
2095 (avx_addsubv8sf3): Likewise.
2096 (avx_addsubv4df3): Likewise.
2097 (*avx_addsubv4sf3): Likewise.
2098 (*avx_addsubv2df3): Likewise.
2099 (avx_h<plusminus_insn>v4df3): Likewise.
2100 (avx_h<plusminus_insn>v8sf3): Likewise.
2101 (*avx_h<plusminus_insn>v4sf3): Likewise.
2102 (*avx_h<plusminus_insn>v2df3): Likewise.
2103 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2104 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2105 (*avx_maskcmp<mode>3): Likewise.
2106 (avx_nand<mode>3): Likewise.
2107 (*avx_<code><mode>3): Likewise.
2108 (*avx_nand<mode>3): Likewise.
2109 (*avx_<code><mode>3): Likewise.
2110 (*avx_cvtsi2ss): Likewise.
2111 (*avx_cvtsi2ssq): Likewise.
2112 (*avx_cvtsi2sd): Likewise.
2113 (*avx_cvtsi2sdq): Likewise.
2114 (*avx_cvtsd2ss): Likewise.
2115 (avx_cvtss2sd): Likewise.
2116 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2117 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2118 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2119 (*avx_cvtsi2sd): Likewise.
2120 (*avx_cvtsi2sdq): Likewise.
2121 (avx_cvtdq2pd256): Likewise.
2122 (avx_cvtpd2dq256): Likewise.
2123 (avx_cvttpd2dq256): Likewise.
2124 (*avx_cvtsd2ss): Likewise.
2125 (*avx_cvtss2sd): Likewise.
2126 (avx_cvtpd2ps256): Likewise.
2127 (avx_cvtps2pd256): Likewise.
2128 (*avx_movhlps): Likewise.
2129 (*avx_movlhps): Likewise.
2130 (avx_unpckhps256): Likewise.
2131 (*avx_unpckhps): Likewise.
2132 (avx_unpcklps256): Likewise.
2133 (*avx_unpcklps): Likewise.
2134 (avx_movshdup256): Likewise.
2135 (avx_movsldup256): Likewise.
2136 (avx_shufps256): Likewise.
2137 (avx_shufps256_1): Likewise.
2138 (*avx_shufps_<mode>): Likewise.
2139 (*avx_loadhps): Likewise.
2140 (*avx_storelps): Likewise.
2141 (*avx_loadlps): Likewise.
2142 (*avx_movss): Likewise.
2143 (*vec_dupv4sf_avx): Likewise.
2144 (*vec_concatv2sf_avx): Likewise.
2145 (*vec_concatv4sf_avx): Likewise.
2146 (*vec_setv4sf_0_avx): Likewise.
2147 (*vec_setv4sf_avx): Likewise.
2148 (*avx_insertps): Likewise.
2149 (avx_vextractf128<mode>): Likewise.
2150 (vec_extract_lo_<mode>): Likewise.
2151 (vec_extract_hi_<mode>): Likewise.
2152 (vec_extract_lo_<mode>): Likewise.
2153 (vec_extract_hi_<mode>): Likewise.
2154 (vec_extract_lo_v16hi): Likewise.
2155 (vec_extract_hi_v16hi): Likewise.
2156 (vec_extract_lo_v32qi): Likewise.
2157 (vec_extract_hi_v32qi): Likewise.
2158 (avx_unpckhpd256): Likewise.
2159 (*avx_unpckhpd): Likewise.
2160 (avx_movddup256): Likewise.
2161 (*avx_movddup): Likewise.
2162 (avx_unpcklpd256): Likewise.
2163 (*avx_unpcklpd): Likewise.
2164 (avx_shufpd256): Likewise.
2165 (avx_shufpd256_1): Likewise.
2166 (*avx_punpckhqdq): Likewise.
2167 (*avx_punpcklqdq): Likewise.
2168 (*avx_shufpd_<mode>): Likewise.
2169 (*avx_storehpd): Likewise.
2170 (*avx_loadhpd): Likewise.
2171 (*avx_loadlpd): Likewise.
2172 (*avx_movsd): Likewise.
2173 (*vec_concatv2df_avx): Likewise.
2174 (*avx_<plusminus_insn><mode>3): Likewise.
2175 (*avx_<plusminus_insn><mode>3): Likewise.
2176 (*avx_mulv8hi3): Likewise.
2177 (*avxv8hi3_highpart): Likewise.
2178 (*avx_umulv8hi3_highpart): Likewise.
2179 (*avx_umulv2siv2di3): Likewise.
2180 (*avx_mulv2siv2di3): Likewise.
2181 (*avx_pmaddwd): Likewise.
2182 (*avx_mulv4si3): Likewise.
2183 (*avx_ashr<mode>3): Likewise.
2184 (*avx_lshr<mode>3): Likewise.
2185 (*avx_ashl<mode>3): Likewise.
2186 (*avx_<code><mode>3): Likewise.
2187 (*avx_eq<mode>3): Likewise.
2188 (*avx_gt<mode>3): Likewise.
2189 (*avx_nand<mode>3): Likewise.
2190 (*avx_nand<mode>3): Likewise.
2191 (*avx_<code><mode>3): Likewise.
2192 (*avx_<code><mode>3): Likewise.
2193 (*avx_packsswb): Likewise.
2194 (*avx_packssdw): Likewise.
2195 (*avx_packuswb): Likewise.
2196 (*avx_punpckhbw): Likewise.
2197 (*avx_punpcklbw): Likewise.
2198 (*avx_punpckhwd): Likewise.
2199 (*avx_punpcklwd): Likewise.
2200 (*avx_punpckhdq): Likewise.
2201 (*avx_punpckldq): Likewise.
2202 (*avx_pinsr<avxmodesuffixs>): Likewise.
2203 (*avx_pinsrq): Likewise.
2204 (*avx_loadld): Likewise.
2205 (*vec_extractv2di_1_rex64_avx): Likewise.
2206 (*vec_extractv2di_1_avx): Likewise.
2207 (*vec_dupv2di_avx): Likewise.
2208 (*vec_concatv2si_avx): Likewise.
2209 (*vec_concatv4si_1_avx): Likewise.
2210 (*vec_concatv2di_avx): Likewise.
2211 (*vec_concatv2di_rex64_avx): Likewise.
2212 (*avx_uavgv16qi3): Likewise.
2213 (*avx_uavgv8hi3): Likewise.
2214 (*avx_psadbw): Likewise.
2215 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2216 (*avx_phaddwv8hi3): Likewise.
2217 (*avx_phadddv4si3): Likewise.
2218 (*avx_phaddswv8hi3): Likewise.
2219 (*avx_phsubwv8hi3): Likewise.
2220 (*avx_phsubdv4si3): Likewise.
2221 (*avx_phsubswv8hi3): Likewise.
2222 (*avx_pmaddubsw128): Likewise.
2223 (*avx_pmulhrswv8hi3): Likewise.
2224 (*avx_pshufbv16qi3): Likewise.
2225 (*avx_psign<mode>3): Likewise.
2226 (*avx_palignrti): Likewise.
2227 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2228 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2229 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2230 (*avx_mpsadbw): Likewise.
2231 (*avx_packusdw): Likewise.
2232 (*avx_pblendvb): Likewise.
2233 (*avx_pblendw): Likewise.
2234 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2235 (avx_ptest256): Likewise.
2236 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2237 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2238 (*avx_aesenc): Likewise.
2239 (*avx_aesenclast): Likewise.
2240 (*avx_aesdec): Likewise.
2241 (*avx_aesdeclast): Likewise.
2242 (avx_vzeroupper): Likewise.
2243 (avx_vzeroupper_rex64): Likewise.
2244 (avx_vpermil<mode>): Likewise.
2245 (avx_vpermilvar<mode>3): Likewise.
2246 (avx_vpermil2<mode>3): Likewise.
2247 (avx_vperm2f128<mode>3): Likewise.
2248 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2249 (avx_vbroadcastss256): Likewise.
2250 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2251 (avx_vinsertf128<mode>): Likewise.
2252 (vec_set_lo_<mode>): Likewise.
2253 (vec_set_hi_<mode>): Likewise.
2254 (vec_set_lo_<mode>): Likewise.
2255 (vec_set_hi_<mode>): Likewise.
2256 (vec_set_lo_v16hi): Likewise.
2257 (vec_set_hi_v16hi): Likewise.
2258 (vec_set_lo_v32qi): Likewise.
2259 (vec_set_hi_v32qi): Likewise.
2260 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2261 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2262 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2263 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2264 (vec_init<mode>): Likewise.
2265 (*vec_concat<mode>_avx): Likewise.
2266 (blendbits): Support V8SF and V4DF.
2267 (sse2_movq128): Support AVX.
2268 (<sse>_movnt<mode>): Likewise.
2269 (sse2_movntv2di): Likewise.
2270 (sse_rcpv4sf2): Likewise.
2271 (sse_sqrtv4sf2): Likewise.
2272 (sse_rsqrtv4sf2): Likewise.
2273 (<sse>_comi): Likewise.
2274 (<sse>_ucomi): Likewise.
2275 (sse_cvtss2si): Likewise.
2276 (sse_cvtss2si_2): Likewise.
2277 (sse_cvtss2siq): Likewise.
2278 (sse_cvtss2siq_2): Likewise.
2279 (sse_cvttss2si): Likewise.
2280 (sse_cvttss2siq): Likewise.
2281 (sse2_cvtsd2si): Likewise.
2282 (sse2_cvtsd2si_2): Likewise.
2283 (sse2_cvtsd2siq): Likewise.
2284 (sse2_cvtsd2siq_2): Likewise.
2285 (sse2_cvttsd2si): Likewise.
2286 (sse2_cvttsd2siq): Likewise.
2287 (sse2_cvtdq2pd): Likewise.
2288 (*sse2_cvtpd2dq): Likewise.
2289 (*sse2_cvttpd2dq): Likewise.
2290 (*sse2_cvtpd2ps): Likewise.
2291 (sse2_cvtps2pd): Likewise.
2292 (sse3_movshdup): Likewise.
2293 (sse3_movsldup): Likewise.
2294 (sse_storehps): Likewise.
2295 (*sse4_1_extractps): Likewise.
2296 (sse2_storelpd): Likewise.
2297 (vec_dupv2df_sse3): Likewise.
2298 (*vec_concatv2df_sse3): Likewise.
2299 (*sse4_1_pextrb): Likewise.
2300 (*sse4_1_pextrb_memory): Likewise.
2301 (*sse2_pextrw): Likewise.
2302 (*sse4_1_pextrw_memory): Likewise.
2303 (*sse4_1_pextrd): Likewise.
2304 (*sse4_1_pextrq): Likewise.
2305 (sse2_pshufd_1): Likewise.
2306 (sse2_pshuflw_1): Likewise.
2307 (sse2_pshufhw_1): Likewise.
2308 (*sse2_storeq_rex64): Likewise.
2309 (*vec_dupv4si): Likewise.
2310 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2311 (sse2_pmovmskb): Likewise.
2312 (*sse2_maskmovdqu): Likewise.
2313 (*sse2_maskmovdqu_rex64): Likewise.
2314 (sse_ldmxcsr): Likewise.
2315 (sse_stmxcsr): Likewise.
2316 (abs<mode>2): Likewise.
2317 (sse4_1_movntdqa): Likewise.
2318 (sse4_1_phminposuw): Likewise.
2319 (sse4_1_extendv8qiv8hi2): Likewise.
2320 (*sse4_1_extendv8qiv8hi2): Likewise.
2321 (sse4_1_extendv4qiv4si2): Likewise.
2322 (*sse4_1_extendv4qiv4si2): Likewise.
2323 (sse4_1_extendv2qiv2di2): Likewise.
2324 (*sse4_1_extendv2qiv2di2): Likewise.
2325 (sse4_1_extendv4hiv4si2): Likewise.
2326 (*sse4_1_extendv4hiv4si2): Likewise.
2327 (sse4_1_extendv2hiv2di2): Likewise.
2328 (*sse4_1_extendv2hiv2di2): Likewise.
2329 (sse4_1_extendv2siv2di2): Likewise.
2330 (*sse4_1_extendv2siv2di2): Likewise.
2331 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2332 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2333 (sse4_1_zero_extendv4qiv4si2): Likewise.
2334 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2335 (sse4_1_zero_extendv2qiv2di2): Likewise.
2336 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2337 (sse4_1_zero_extendv4hiv4si2): Likewise.
2338 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2339 (sse4_1_zero_extendv2hiv2di2): Likewise.
2340 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2341 (sse4_1_zero_extendv2siv2di2): Likewise.
2342 (*sse4_1_zero_extendv2siv2di2): Likewise.
2343 (sse4_1_ptest): Likewise.
2344 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2345 (sse4_2_pcmpestri): Likewise.
2346 (sse4_2_pcmpestrm): Likewise.
2347 (sse4_2_pcmpistri): Likewise.
2348 (sse4_2_pcmpistrm): Likewise.
2350 (aeskeygenassist): Likewise.
2352 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/predicates.md (vzeroall_operation): New.
2356 * config/i386/sse.md (avx_vzeroall): New.
2357 (*avx_vzeroall): Likewise.
2359 2008-08-28 Paul Brook <paul@codesourcery.com>
2360 Mark Shinwell <shinwell@codesourcery.com>
2361 Richard Earnshaw <richard.earnshaw@arm.com>
2363 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2364 (TARGET_MIN_ANCHOR_OFFSET): New.
2365 (arm_override_options): Set correct anchor ranges for Thumb-1
2366 and Thumb-2 if required.
2367 (legitimize_pic_address): Handle case involving a TLS symbol
2368 reference with an addend.
2369 (arm_optimization_options): Enable section anchors at -O1 and
2371 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2372 * config/arm/arm-protos.h (arm_optimization_options): New.
2374 2008-08-28 Nick Clifton <nickc@redhat.com>
2376 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2377 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2380 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2381 * config/v850/v850.md (return): Remove frame size restriction.
2383 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2385 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2387 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2389 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2391 2008-08-28 Paul Brook <paul@codesourcery.com>
2393 * config/arm/vfp11.md: Update license notice.
2394 * config/arm/cortex-r4.md: Ditto.
2396 2008-08-28 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/37207
2399 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2402 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2405 * tree.c (int_fits_type_p): Don't forget unsigned integers
2406 of type sizetype which higher end word equals -1.
2408 2008-08-28 Ira Rosen <irar@il.ibm.com>
2410 * target.h (struct vectorize): Add new target builtin.
2411 * tree-vectorizer.c (destroy_loop_vec_info): Call
2412 vect_free_slp_instance instead of vect_free_slp_node.
2413 * tree-vectorizer.h (enum slp_load_perm_type): New.
2414 (struct _slp_instance): Add new fields.
2415 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2416 (SLP_INSTANCE_LOADS): New.
2417 (vect_free_slp_tree): Remove.
2418 (vect_free_slp_instance): Declare.
2419 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2420 (vectorizable_load): Add argument.
2421 (vect_transform_slp_perm_load): New.
2422 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2424 (vect_get_place_in_interleaving_chain): New function.
2425 (vect_free_slp_tree): Make static.
2426 (vect_free_slp_instance): New function.
2427 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2428 collect the load location in the interleaving chain.
2429 (vect_supported_slp_permutation_p): New function.
2430 (vect_supported_load_permutation_p): Likewise.
2431 (vect_analyze_slp_instance): In case of loads permutation, call
2432 vect_supported_load_permutation_p to check that the permutation is
2434 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2435 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2436 (vect_create_mask_and_perm): New function.
2437 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2438 (vectorizable_load): Add an argument. Don't keep the created vectors
2439 statements in the node if permutation is required. Call
2440 vect_transform_slp_perm_load to generate the permutation.
2441 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2442 additional argument.
2443 (vect_schedule_slp_instance): In case of loads permutation, allocate
2444 vectorized statements structure for all the related SLP nodes. Call
2445 vect_transform_stmt with addditional argument.
2446 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2447 * config/spu/spu.c (spu_builtin_vec_perm): New.
2448 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2449 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2450 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2451 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2453 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2455 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2456 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2457 __gthread_cond_signal, __gthread_cond_timedwait,
2458 __gthread_cond_timedwait_recursive): New functions.
2459 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2461 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2464 2008-08-28 Richard Guenther <rguenther@suse.de>
2467 * fold-const.c (maybe_canonicalize_comparison_1): Require
2468 undefined overflow only for canonicalizing A +- CST cmp CST.
2469 Make sure to not generate new constants that are not inside
2470 their TYPE_MIN/MAX_VALUE range.
2471 (maybe_canonicalize_comparison): Remove undefined overflow
2473 (fold_binary): Remove now duplicate folding.
2475 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2477 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2478 use not updated in the last change.
2480 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2482 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2483 (IRA_COVER_CLASSES): Add FPUL_REGS.
2485 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2488 * c-common.c (conversion_warning): Check for null operands.
2490 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2493 * c-decl.c (check_for_loop_decls): Improve error message. Give
2496 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2499 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2500 (convert_for_assignment): Pass corrent OPT_W* parameter to
2501 WARN_FOR_ASSIGNMENT.
2503 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2506 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2508 2008-08-27 Paul Brook <paul@codesourcery.com>
2510 * config.gcc: Loosen checks for arm uclinux eabi targets.
2512 2008-08-27 Paul Brook <paul@codesourcery.com>
2514 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2516 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2518 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2520 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2521 the enumerators of an ENUMERAL_TYPE.
2522 * dbxout.c (dbxout_type): Ditto.
2524 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2527 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2528 (fwprop_addr): Check that the loop_father is not the outer loop.
2530 2008-08-26 Paul Brook <paul@codesourcery.com>
2532 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2533 Remove documentation entry for fmul type.
2534 Use fmuls to annotate single-precision multiplication patterns,
2535 fmuld to annotate double-precision multiplication patterns,
2536 fmacs to annotate single-precision multiply-accumulate patterns
2537 and fmacd to annotate double-precision multiply-accumulate patterns.
2538 * config/arm/vfp11.md: Update reservations accordingly.
2539 * config/arm/arm.md: Note that certain values of the "type"
2540 attribute are documented in vfp.md.
2541 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2542 (v10_cvt): Use new fmul types.
2544 2008-08-26 Paul Brook <paul@codesourcery.com>
2546 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2547 * config/arm/vfp11.md: ...here. New.
2548 * config/arm/arm.md: Include vfp11.md.
2550 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2552 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2553 parameter to inform call.
2555 2008-08-26 Jeff Law <law@redhat.com>
2557 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2558 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2559 preferred class when copying a constant into a partial word register.
2561 2008-08-26 Ben Elliston <bje@au.ibm.com>
2563 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2564 * cp/typeck.c: Likewise.
2565 * cp/tree.c: Likewise.
2566 * gimple-low.c: Likewise.
2569 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2571 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2572 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2574 * doc/passes.texi: Describe IRA.
2576 * doc/tm.texi (IRA_COVER_CLASSES,
2577 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2579 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2580 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2581 -fira-propagate-cost, -fno-ira-share-save-slots,
2582 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2584 * flags.h (ira_algorithm): New enumeration.
2585 (flag_ira_algorithm, flag_ira_verbose): New external variable
2588 * postreload.c (gate_handle_postreload): Don't do post reload
2589 optimizations unless the reload is completed.
2591 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2594 * tree-pass.h (pass_ira): New external variable declaration.
2596 * reload.h: Add 2008 to the Copyright.
2598 * cfgloopanal.c: Include params.h.
2599 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2602 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2604 * toplev.c (ira.h): New include.
2605 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2606 (backend_init_target): Call ira_init.
2607 (backend_init): Call ira_init_once.
2608 (finalize): Call finish_ira_once.
2610 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2611 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2614 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2615 may_move_out_cost): New external variable declarations.
2616 (move_table): New typedef.
2618 * caller-save.c: Include headers output.h and ira.h.
2619 (no_caller_save_reg_set): New global variable.
2620 (save_slots_num, save_slots): New variables.
2621 (reg_save_code, reg_restore_code, add_stored_regs): Add
2623 (init_caller_save): Set up no_caller_save_reg_set.
2624 (init_save_areas): Reset save_slots_num.
2625 (saved_hard_reg): New structure.
2626 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2627 (initiate_saved_hard_regs, new_saved_hard_reg,
2628 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2630 (setup_save_areas): Add code for sharing stack slots.
2631 (all_blocks): New variable.
2632 (save_call_clobbered_regs): Process pseudo-register too.
2633 (mark_set_regs): Process pseudo-register too.
2634 (insert_one_insn): Put the insn after bb note in a empty basic
2635 block. Add insn check.
2637 * global.c (eliminable_regset): Make it external.
2638 (mark_elimination): Use DF_LR_IN for IRA.
2639 (pseudo_for_reload_consideration_p): New.
2640 (build_insn_chain): Make it external. Don't ignore spilled
2641 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2642 (gate_handle_global_alloc): New function.
2643 (pass_global_alloc): Add the gate function.
2645 * opts.c (decode_options): Set up flag_ira. Print the warning for
2647 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2649 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2651 * regmove.c (regmove_optimize): Don't do replacement of output for
2654 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2655 New external variable declarations.
2657 * local-alloc.c (update_equiv_regs): Make it external. Return
2658 true if jump label rebuilding should be done. Rescan new_insn for
2660 (gate_handle_local_alloc): New function.
2661 (pass_local_alloc): Add the gate function.
2663 * alias.c (value_addr_p, stack_addr_p): New functions.
2664 (nonoverlapping_memrefs_p): Use them for IRA.
2666 * common.opt (fira, fira-algorithm, fira-coalesce,
2667 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2668 fira-verbose): New options.
2670 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2671 move_cost, may_move_in_cost, may_move_out_cost): Make the
2673 (move_table): Remove typedef.
2674 (init_move_cost): Make it external.
2675 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2678 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2679 setup_reg_classes): New function prototypes.
2680 (eliminable_regset): New external variable declaration.
2681 (build_insn_chain, update_equiv_regs): New function prototypes.
2683 * Makefile.in (IRA_INT_H): New definition.
2684 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2685 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2686 (reload1.o, toplev.o): Add dependence on ira.h.
2687 (cfgloopanal.o): Add PARAMS_H.
2688 (caller-save.o): Add dependence on output.h and ira.h.
2689 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2690 ira-emit.o, ira-lives.o): New entries.
2692 * passes.c (pass_ira): New pass.
2694 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2696 * reload1.c (ira.h): Include the header.
2697 (changed_allocation_pseudos): New bitmap.
2698 (init_reload): Initiate the bitmap.
2699 (compute_use_by_pseudos): Permits spilled registers in FROM.
2700 (temp_pseudo_reg_arr): New variable.
2701 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2702 IRA. Call alter_reg with the additional parameter. Don't clear
2703 spilled_pseudos for IRA. Restore original insn chain for IRA.
2704 Clear changed_allocation_pseudos at the end of reload.
2705 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2706 (hard_regno_to_pseudo_regno): New variable.
2707 (count_pseudo): Check spilled pseudos. Set up
2708 hard_regno_to_pseudo_regno.
2709 (count_spilled_pseudo): Check spilled pseudos. Update
2710 hard_regno_to_pseudo_regno.
2711 (find_reg): Use better_spill_reload_regno_p. Check
2712 hard_regno_to_pseudo_regno.
2713 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2715 (eliminate_regs_1): Use additional parameter for alter_reg.
2716 (finish_spills): Set up pseudo_previous_regs only for spilled
2717 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2718 more arguments. Don't clear live_throughout and dead_or_set for
2719 spilled pseudos. Use additional parameter for alter_reg. Call
2720 mark_allocation_change. Set up changed_allocation_pseudos.
2721 Remove sanity check.
2722 (emit_input_reload_insns, delete_output_reload): Use additional
2723 parameter for alter_reg. Call mark_allocation_change.
2724 (substitute, gen_reload_chain_without_interm_reg_p): New
2726 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2728 * testsuite/gcc.dg/20080410-1.c: New file.
2730 * config/s390/s390.h (IRA_COVER_CLASSES,
2731 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2733 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2735 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2737 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2739 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2741 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2743 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2745 2008-08-24 Jeff Law <law@redhat.com>
2746 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2747 when ignoring unavailable registers.
2749 2008-08-24 Jeff Law <law@redhat.com>
2750 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2751 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2752 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2753 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2755 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2756 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2758 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2759 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2760 * reload1.c (find_reg): Process registers in register allocation order.
2762 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2763 * toplev.c (backend_init_target): Move ira_init call from
2765 (lang_dependent_init_target): ...to here.
2767 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2768 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2769 calculate memory move costs for NO_REGS.
2771 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2772 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2773 STACK_REGS is defined.
2775 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2776 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2778 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2779 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2781 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2782 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2783 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2786 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2787 Dorit Nuzman <dorit@il.ibm.com>
2789 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2790 vec_extract_evenv4sf, vec_extract_evenv8hi,
2791 vec_extract_evenv16qi, vec_extract_oddv4si,
2792 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2793 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2794 vec_interleave_highv4si, vec_interleave_lowv4si,
2795 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2796 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2797 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2799 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2802 * config/rs6000/rs6000.c (optimization_options): Don't default to
2803 section anchors without toplevel reorder.
2805 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2807 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2808 (mfc_end_critical_section): Likewise.
2810 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2812 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2813 all type qualifiers from element type to vector type.
2815 2008-08-25 David Daney <ddaney@avtrex.com>
2817 * config/mips/mips.md (immediate_insn): Move up in file, fix
2818 comment typo, reformat.
2819 (fetchop_bit, atomic_hiqi_op memory_barrier,
2820 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2821 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2822 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2823 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2824 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2825 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2826 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2827 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2828 sync_old_nand<mode>, sync_new_nand<mode>,
2829 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2830 test_and_set_12): Moved to sync.md.
2832 * config/mips/sync.md: New file.
2834 2008-08-25 Richard Henderson <rth@redhat.com>
2836 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2837 (regsave): Likewise.
2838 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2839 (output_cfi_directive): Likewise.
2840 (div_data_align): New.
2841 (output_cfi): Use it.
2843 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2845 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2846 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2847 (TARGET_OCTEON): New macro.
2848 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2849 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2850 (ISA_HAS_POP): New macro.
2851 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2853 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2855 * config/mips/mips.md (cpu): Add octeon.
2856 (type): Add pop attribute value.
2857 (popcount<mode>2): New pattern.
2858 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2860 2008-08-24 Jan Hubicka <jh@suse.cz>
2862 * doc/invoke.texi (-fipa-cp-clone): New option.
2863 (-fipa-cp): Update docs.
2864 (--param ipcp-unit-growth):New.
2865 * ipa-cp.c: Include fibheap.h, params.h
2866 (ipcp_initialize_node_lattices): When not cloning, all externally
2867 visible functions are bottom.
2868 (ipcp_need_redirect_p): Accept clones.
2869 (ipcp_insert_stage): Use cost driven heuristics.
2870 (max_count, dead_nodes): New static vars.
2871 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2872 ipcp_const_param_count): New functions.
2873 * common.opt (ipa-cp-clone): New command line option.
2874 * params.def (ipcp-unit-growth): New.
2876 2008-08-24 Jan Hubicka <jh@suse.cz>
2878 * tree-inline.c (tree_function_versioning): Look harder
2879 for referenced vars.
2881 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2883 PR tree-optimization/37185
2884 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2886 2008-08-23 Jan Hubicka <jh@suse.cz>
2888 * ipa-cp.c (ipcp_analyze_node): New function.
2889 (ipcp_update_cloned_node): Use it.
2890 (ipcp_init_stage): Likewise.
2891 * ipa-inline.c (function_insertion_hook_holder): New static var.
2892 (analyze_function): Break out from ....
2893 (inline_generate_summary): Here; register insertion hook.
2894 (cgraph_decide_inlining): Remove hook.
2895 (add_new_function): New function.
2897 2008-08-23 Jan Hubicka <jh@suse.cz>
2899 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2901 2008-08-23 Jan Hubicka <jh@suse.cz>
2903 * ipa-cp.c (constant_val_insert): Remove.
2904 (ipcp_propagate_one_const): Remove.
2905 (ipcp_create_replace_map): Always insert replacements to the map.
2906 (ipcp_insert_stage): Do not try to insert statements by hand.
2907 * tree-inline.c (insert_init_stmt): Break out from ...
2908 (setup_one_parameter): ... here; allow NULL BB pointer.
2909 (tree_function_versioning): Use setup_one_parameter to process
2912 2008-08-23 Jan Hubicka <jh@suse.cz>
2914 * tree.c (decl_address_ip_invariant_p): New function.
2915 * tree.h (decl_address_ip_invariant_p): Declare.
2916 * gimple.c (strip_invariant_refs): Break out from ...
2917 (is_gimple_invariant_address): ... here
2918 (is_gimple_ip_invariant_address): New function.
2919 (is_gimple_ip_invariant): New function.
2920 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2923 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2924 (ipcp_lat_is_insertable): All constants are insertable.
2925 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2926 IPA_CONST_VALUE_REF.
2927 (ipcp_initialize_node_lattices): Propagate all types of operands.
2928 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2929 (ipcp_create_replace_map): Reformat.
2930 (ipcp_need_redirect_p): Simplify.
2931 (ipcp_insert_stage): Check that argument is used before clonning.
2932 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2933 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2934 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2935 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2936 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2937 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2938 * tree-inline.c (tree_function_versioning): Add variables referenced by
2941 2008-08-23 Jan Hubicka <jh@suse.cz>
2944 * i386.c (standard_80387_constant_p): Use optimize_size.
2946 2008-08-23 Ira Rosen <irar@il.ibm.com>
2948 PR tree-optimization/37161
2949 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2950 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2951 (vect_determine_vectorization_factor): Move the scalar type
2952 retrieval to vect_get_smallest_scalar_type.
2953 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2954 scalar type. Remove redundant computation.
2955 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2956 (vect_get_slp_defs): Take the type of RHS into account if
2957 necessary by calling vect_get_smallest_scalar_type. Call
2958 vect_get_constant_vectors with additional argument.
2960 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2963 * doc/invoke.texi (Wwrite-strings): Clarify description.
2965 2008-08-23 Ira Rosen <irar@il.ibm.com>
2967 PR tree-optimization/37174
2968 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2969 def stmt is a part of the loop before accessing its stmt_vec_info.
2971 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2974 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2975 (*swap): New insn pattern.
2976 (*ashlqi3): Rename from ashlqi3 insn pattern.
2977 (ashlqi3): New expanders.
2978 (*lshrqi3): Rename from lshrqi3 insn pattern.
2979 (lshrqi3): New expanders.
2980 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2981 lshrqi3_const5, lshrqi3_const6): New splitters.
2982 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2983 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2986 2008-08-22 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/37078
2989 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2990 [+INF, +INF] ranges.
2992 2008-08-22 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/37143
2995 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2996 a conversion statement instead of a copy.
2998 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3001 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3002 CCCmode, CCOmode and CCSmode destination modes.
3005 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3006 from different units in a single alternative.
3007 (*vec_extractv2sf_1): Ditto.
3008 (*vec_extractv2si_0): Ditto.
3009 (*vec_extractv2si_1): Ditto.
3010 * config/i386/sse.md (sse2_storehpd): Ditto.
3011 (sse2_storelpd): Ditto.
3012 (sse2_loadhpd): Ditto.
3013 (sse2_loadlpd): Ditto.
3016 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3017 (popcountsi2): Ditto.
3018 (clzdi2_abm): Ditto.
3019 (popcountdi2): Ditto.
3020 (clzhi2_abm): Ditto.
3021 (popcounthi2): Ditto.
3023 2008-08-22 Richard Guenther <rguenther@suse.de>
3027 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3028 if the multiplication does not overflow.
3030 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3032 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3034 2008-08-21 Richard Henderson <rth@redhat.com>
3036 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3037 spurrious comma from test.
3038 * configure: Rebuild.
3040 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3043 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3046 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3048 * c-tree.h (grokfield): New argument.
3049 * c-decl.c (grokfield): Handle new location argument.
3050 * c-parser.c (c_parser_struct_declaration): Pass location to
3053 2008-08-21 Richard Guenther <rguenther@suse.de>
3055 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3057 2008-08-21 Jan Hubicka <jh@suse.cz>
3059 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3060 (cgraph_add_function_insertion_hook,
3061 cgraph_remove_function_insertion_hook,
3062 cgraph_call_function_insertion_hooks): New functions.
3063 * cgraph.h (cgraph_add_function_insertion_hook,
3064 cgraph_remove_function_insertion_hook,
3065 cgraph_call_function_insertion_hooks): Declare.
3066 * ipa-reference.c (function_insertion_hook_holder): New variable.
3067 (check_operand, look_for_address_of): When checking late, do not care
3068 about module bitmaps.
3069 (add_new_function): New function.
3070 (generate_summary): Register hooks; zero module bitmaps.
3071 (propagate): Unregister hooks.
3072 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3073 (add_new_function): New function.
3074 (generate_summary): Register hook.
3075 (propagate): Remove hook.
3077 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3079 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3080 * ipa-cp.c (ipcp_update_cloned_node): New function.
3081 (build_const_val): Handle functions correctly; bring type logic
3082 into sync with tree-inline.c
3083 (ipcp_init_stage): Take care of computing stuff needed by
3084 indirect inlining; update clones.
3085 (ipcp_generate_summary): Break out of ipcp_driver.
3086 (ipcp_driver): Do only execution and transformation.
3087 (pass_ipa_cp): Make IPA_PASS.
3088 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3090 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3091 ipcp, some info is already available.
3092 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3093 * tree-inline.c (remap_ssa_name): Unshare expression.
3095 2008-08-21 Richard Guenther <rguenther@suse.de>
3097 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3098 a PHI ask VN if it is already available.
3099 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3100 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3102 2008-08-21 Richard Guenther <rguenther@suse.de>
3105 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3106 makes sure to produce a result of the correct type.
3108 2008-08-21 Jan Hubicka <jh@suse.cz>
3109 Backport from LTO branch:
3111 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3112 Jan Hubicka <jh@suse.cz>
3115 (init_state, finish_state, set_function_state, generate_summary):
3117 (scan_stmt): Renamed from scan_function. Changed to keep state in
3118 local static vars rather than cgraph aux field.
3119 (propagate): Renamed from static_execute. Changed to keep state in
3120 local static vars rather than cgraph aux field.
3121 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3122 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3124 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3126 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3127 * ipa-reference.c (init_function_info, generate_summary,
3128 propagate): New functions.
3129 (analyze_function): Call init_function_info.
3130 (static_execute): Stripped into generate_summary and propagate.
3131 (pass_ipa_reference): Made into ipa_opt_pass.
3133 2008-08-21 Richard Guenther <rguenther@suse.de>
3135 PR tree-optimization/37181
3136 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3138 (extract_range_from_unary_expr): Likewise.
3140 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3142 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3144 * toplev.h (pedwarn_at): Likewise.
3145 * builtins.c: Update all calls to pedwarn.
3146 * c-lex.c: Likewise.
3147 * toplev.c: Likewise.
3148 * c-tree.h: Likewise.
3149 * c-decl.c: Likewise.
3150 * c-errors.c: Likewise.
3151 * c-typeck.c: Likewise.
3152 * c-common.c: Likewise.
3153 * c-parser.c: Likewise.
3155 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3158 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3159 with MODE_VECTOR_INT mode.
3161 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3164 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3165 initialized outside the current module.
3166 (warn_uninitialized_var): Ignore left-hand side when walking the
3167 trees. Ignore address expressions. Examine VUSE operands in gimple
3168 statements with a variable declaration on the right-hand side.
3170 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3173 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3175 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3178 * c-common.c (conversion_warning): Do not warn if applying bit-and
3179 operator to unsigned constant that fits in the target type.
3181 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3184 * c-common.c (conversion_warning): Do not warn for artificial
3187 2008-08-20 Richard Guenther <rguenther@suse.de>
3189 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3190 (extract_range_from_binary_expr): Fall back to constant propagation.
3191 (extract_range_from_unary_expr): Likewise.
3193 2008-08-20 Richard Guenther <rguenther@suse.de>
3195 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3196 with TREE_THIS_VOLATILE on shared nodes.
3197 (fold_stmt_r): Likewise.
3199 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3202 * c-parser.c (c_parser_attributes): For keywords use canonical
3203 spelling for attr_name.
3205 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3207 * value-prof.c (check_counter): Revert wrong call to error.
3209 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3211 * profile.c: Update calls to inform.
3212 * value-prof.c: Update calls to inform.
3214 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3216 * diagnostic.c (inform): Add an explicit location_t parameter.
3217 * toplev.h (inform): Update declaration.
3218 * builtins.c: Update all calls to inform.
3219 * c-common.c: Likewise.
3220 * c-decl.c: Likewise.
3221 * c-opts.c: Likewise.
3222 * c-pch.c: Likewise.
3223 * c-pragma.c: Likewise.
3224 * c-typeck.c: Likewise.
3225 * coverage.c: Likewise.
3227 * toplev.c: Likewise.
3228 * tree-cfg.c: Likewise.
3229 * tree-ssa.c: Likewise.
3231 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3234 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3235 V2DI mode, for SSE4.1, use movq instead of vector set if the
3236 second element is zero and inter-unit moves are OK.
3238 2008-08-20 Richard Guenther <rguenther@suse.de>
3240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3241 properly handle conversion/copy chains after tuplification.
3243 2008-08-20 Richard Guenther <rguenther@suse.de>
3245 * passes.c (init_optimization_passes): Move the second
3246 forwprop pass before alias computation. Remove the second
3247 DCE pass. Remove the first dominator and phi copy/const
3250 2008-08-20 Nick Clifton <nickc@redhat.com>
3252 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3253 support of this feature. Do not assume that a sufficiently new
3254 assembler will support the feature regardless of the target type.
3255 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3256 * configure: Regenerate.
3258 2008-08-20 Richard Guenther <rguenther@suse.de>
3260 * tree-vrp.c (found_in_subgraph): Remove.
3261 (live): New global static.
3262 (live_on_edge): New function.
3263 (blocks_visited): Remove.
3264 (register_edge_assert_for_2): Use live_on_edge.
3265 (find_conditional_asserts): Remove code dealing with
3266 found_in_subgraph. Do not walk the CFG.
3267 (find_switch_asserts): Likewise.
3268 (find_assert_locations_1): Renamed from find_assert_locations.
3269 Move finding assert locations for conditional and switch
3270 statements first. Update live bitmap. Do not walk the CFG.
3271 (find_assert_locations): New function.
3272 (insert_range_assertions): Remove entry of CFG walk.
3273 Adjust call to find_assert_locations.
3274 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3275 that only can appear because of fake exit edges but assert we
3276 never try to insert on those.
3277 (fini_pre): Do not remove fake exit edges here...
3278 (execute_pre): ...but here, before committing edge inserts.
3280 2008-08-19 Richard Guenther <rguenther@suse.de>
3282 * passes.c (init_optimization_passes): Exchange store-ccp
3285 2008-08-19 Rafael Espindola <espindola@google.com>
3287 * varasm.c (weak_decls): Move earlier in the file.
3288 (assemble_external): Add weak decls to the weak_decls list.
3289 (declare_weak): Don't add decls to the weak_decls list.
3291 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3294 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3295 before (sse2_shufpd_<mode>).
3297 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3300 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3301 * tree.c (block_nonartificial_location): Likewise.
3303 2008-08-19 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/35972
3306 PR tree-optimization/23094
3307 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3309 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3310 handle MISALIGNED_INDIRECT_REF.
3311 (get_ref_from_reference_ops): New helper.
3312 (vn_reference_lookup_pieces): Walk the use-def chain using the
3313 alias-oracle if requested.
3314 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3315 walking the use-def chain.
3316 (compute_avail): But not here.
3317 (create_component_ref_by_pieces_1): Properly handle
3318 MISALIGNED_INDIRECT_REF.
3319 (do_regular_insertion): Handle fully redundant
3320 expressions after PHI-translation also for SSA_NAME values, not
3321 only constants. Correctly use edoubleprime for that.
3323 2008-08-19 Ira Rosen <irar@il.ibm.com>
3325 * tree-vectorizer.c (supportable_widening_operation): Support
3326 multi-step conversion, return the number of steps in such conversion
3327 and the required intermediate types.
3328 (supportable_narrowing_operation): Likewise.
3329 * tree-vectorizer.h (vect_pow2): New function.
3330 (supportable_widening_operation): Change argument types.
3331 (supportable_narrowing_operation): Likewise.
3332 (vectorizable_type_promotion): Add an argument.
3333 (vectorizable_type_demotion): Likewise.
3334 * tree-vect-analyze.c (vect_analyze_operations): Call
3335 vectorizable_type_promotion and vectorizable_type_demotion with
3336 additional argument.
3337 (vect_get_and_check_slp_defs): Detect patterns.
3338 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3340 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3341 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3342 according to the smallest type in the loop.
3343 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3344 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3345 supportable_widening_operation with correct arguments.
3346 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3347 operands lists according to the number of vector statements in left
3348 or right node, if exists.
3349 (vect_gen_widened_results_half): Remove unused argument.
3350 (vectorizable_conversion): Call supportable_widening_operation,
3351 supportable_narrowing_operation, and vect_gen_widened_results_half
3352 with correct arguments.
3353 (vectorizable_assignment): Change documentation, support multiple
3355 (vectorizable_operation): Likewise.
3356 (vect_get_loop_based_defs): New function.
3357 (vect_create_vectorized_demotion_stmts): Likewise.
3358 (vectorizable_type_demotion): Support loop-aware SLP and general
3359 multi-step conversion. Call vect_get_loop_based_defs and
3360 vect_create_vectorized_demotion_stmts for transformation.
3361 (vect_create_vectorized_promotion_stmts): New function.
3362 (vectorizable_type_promotion): Support loop-aware SLP and general
3363 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3365 (vectorizable_store): Change documentation, support multiple
3367 (vectorizable_load): Likewise.
3368 (vect_transform_stmt): Pass SLP_NODE to
3369 vectorizable_type_promotion and vectorizable_type_demotion.
3370 (vect_schedule_slp_instance): Move here the calculation of number
3371 of vectorized statements for each node from...
3372 (vect_schedule_slp): ... here.
3373 (vect_transform_loop): Call vect_schedule_slp without the last
3376 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3379 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3380 to == in assert statement.
3381 (vectorizable_reduction): Fix typo.
3383 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3386 * value-prof.c (check_counter): Dereference pointer to overall
3387 count when printing it.
3389 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3391 * profile.h: Really add it.
3393 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3395 * mcf.c: Really add it.
3397 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3398 Vinodha Ramasamy <vinodha@google.com>
3400 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3402 * value-prof.c (check_counter): Fix the counter if
3403 flag_profile_correction is true.
3404 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3405 tree_mod_subtract_transform):
3406 Follow check_counter parameter change.
3407 * common.opt (fprofile-correction): New option.
3409 * profile.h: Likewise.
3410 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3411 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3412 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3414 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3415 flag_profile_correction is set.
3417 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3419 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3421 2008-08-18 Tomas Bily <tbily@suse.cz>
3423 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3424 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3426 * tree-data-ref.c (split_constant_offset_1): Likewise.
3427 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3428 * tree-sra.c (sra_walk_expr): Likewise.
3429 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3430 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3431 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3432 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3434 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3435 * tree-vect-transform.c (vectorizable_type_demotion)
3436 (vectorizable_type_promotion): Likewise.
3437 * tree-inline.c (expand_call_inline):
3438 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3439 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3440 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3441 * expr.c (expand_expr_real_1): Likewise.
3442 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3443 (gimple_assign_unary_useless_conversion_p): Likewise.
3444 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3445 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3446 * fold-const.c (fold_unary): Likewise.
3447 * tree.h (CONVERT_EXPR_P): Likewise.
3448 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3449 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3451 (register_edge_assert_for_2, extract_range_from_unary_expr)
3452 (register_edge_assert_for_1): Likewise.
3454 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3456 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3457 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3458 (enum real_value_const): Delete.
3459 (get_real_const): Delete.
3460 * real.c (get_real_const): Delete.
3461 (dconst_e_ptr): Define.
3462 (dconst_third_ptr): Define.
3463 (dconst_sqrt2_ptr): Define.
3464 * builtins.c: Update all callers.
3466 2008-08-18 Richard Guenther <rguenther@suse.de>
3468 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3469 statement iterator after statement removal.
3471 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3473 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3474 (detect_processor_freebsd): Likewise.
3475 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3477 2008-08-18 Richard Guenther <rguenther@suse.de>
3479 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3480 and loads have the correct types.
3482 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3485 * c-opts.c (cpp_opts): Remove static.
3486 * c-parser.c (cpp_opts): Declare it extern.
3487 (disable_extension_diagnostics): Handle cpp options.
3488 (enable_extension_diagnostics): Likewise.
3490 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3492 * diagnostics.c (permerror_at): Rename as permerror.
3493 (permerror): Delete.
3494 * toplev.h: Likewise.
3496 2008-08-18 Richard Guenther <rguenther@suse.de>
3498 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3499 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3500 Move call_cdce before build_alias. Move copyrename2,
3501 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3502 right after final inlining.
3503 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3504 (pass_build_cfg): But instead via TODO_dump_func.
3506 2008-08-18 Richard Guenther <rguenther@suse.de>
3508 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3510 (scalarize_init): If we failed to generate some initializers
3511 do not generate zeros for not instantiated members. Instead
3512 rely on the copy out.
3513 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3514 about missing flow-sensitive alias info only if we have
3517 2008-08-17 Nick Clifton <nickc@redhat.com>
3519 * doc/extend.texi (Function Attributes): Fix typo in description
3520 if hot function attribute.
3522 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3523 Richard Sandiford <rdsandiford@googlemail.com>
3525 * doc/install.texi (--with-mips-plt): Document.
3526 * doc/invoke.texi (-mplt, -mno-plt): Document.
3527 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3528 and handle ${with_mips_plt}.
3529 * config/mips/mips.opt (mplt): New option.
3530 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3531 (TARGET_ABICALLS_PIC2): Likewise.
3532 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3533 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3534 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3535 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3536 to decide whether to output ".option picX" directives.
3537 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3538 Pass -call_nonpic rather than -KPIC for -mplt.
3539 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3540 on the command line. Also remove it when -mabi=64 is used without
3542 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3543 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3544 TARGET_ABICALLS_PIC0.
3545 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3547 (mips16_build_function_stub): Only output ".option pic" directives
3548 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3549 (mips16_build_call_stub): Fix comment and remove redundant
3550 ".set at"/"set .noat" directives.
3551 (mips_function_rodata_section): Use the default behaviour for
3552 TARGET_ABSOLUTE_ABICALLS.
3553 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3554 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3555 (mips_restore_gp): Do nothing if the current function doesn't use
3557 (mips_expand_prologue): Only save $gp if the current function uses it.
3558 Use a normal move for TARGET_ABICALLS_PIC0.
3559 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3561 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3563 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3564 of function when handling GLOBAL_POINTER_REGNUM.
3566 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3569 * common.opt (-fstack-check): Do not declare the variable here.
3570 (-fstack-check=): New option variant.
3571 * doc/invoke.texi (Code Gen Options): Document it.
3572 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3573 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3574 (STACK_CHECK_STATIC_BUILTIN): New macro.
3575 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3576 * opts.c: Include expr.h.
3577 (common_handle_option) <OPT_fold_stack_check_>: New case.
3578 <OPT_fstack_check>: Likewise.
3579 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3580 consistently in the test for variable-sized types. Adjust for
3581 new behaviour of flag_stack_check.
3582 * explow.c: Include except.h.
3583 (allocate_dynamic_stack_space): Do not take into account
3584 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3585 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3586 for variable-sized parameters. Treat all parameters whose size is
3587 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3588 stack checking is enabled.
3589 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3590 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3591 if generic stack checking is enabled.
3592 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3593 * reload1.c (reload): Likewise.
3594 * stmt.c (expand_decl): Assert that all automatic variables have
3595 fixed size at this point and remove dead code.
3596 * flags.h (stack_check_type): New enumeration type.
3597 (flag_stack_check): Declare.
3598 * toplev.c (flag_stack_check): New global variable.
3599 * Makefile.in (opts.o): Add dependency on EXPR_H.
3600 (explow.o): Add dependency on except.h.
3602 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3604 * config/avr/avr.c (avr_override_options): Reduce value of
3605 PARAM_INLINE_CALL_COST.
3607 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3609 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3610 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3611 lieu of TYPE_MODE (type) throughout.
3613 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3615 * config/arm/arm.c (add_minipool_backward_ref): Check for
3616 8-byte-aligned entries in second case of forcing insertion after a
3617 particular entry. Change third case to avoid inserting
3618 non-8-byte-aligned entries before 8-byte-aligned ones.
3620 2008-08-15 Richard Guenther <rguenther@suse.de>
3622 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3623 strip components for unknown size accesses.
3625 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3627 * config/s390/2097.md New file.
3628 * config/s390/s390.md ("z10prop" attribute): Define none,
3629 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3630 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3631 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3632 possible values and apply them to insns as appropriate.
3633 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3634 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3635 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3636 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3638 ("bfp" mode attribute): Removed. Every occurence replaced
3640 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3641 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3644 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3647 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3650 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3652 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3653 additional argument. Support reduction when duplication is needed due
3654 to data-types of different sizes in the loop.
3655 (get_initial_def_for_induction): Fix printout.
3656 (vect_get_vec_def_for_stmt_copy): Support case where the
3657 vec_stmt_for_operand is a phi node.
3658 (vectorizable_reduction): Support reduction when duplication is needed
3659 due to data-types of different sizes in the loop.
3660 (vectorizable_call): Remove restriction to not vectorize in case we
3661 have data-types of different sizes in the loop.
3662 (vectorizable_conversion): Likewise.
3663 (vectorizable_operation): Likewise.
3664 (vectorizable_type_demotion): Likewise.
3665 (vectorizable_type_promotion): Likewise.
3666 (vectorizable_induction): Add restriction to not vectorize in case
3667 we have data-types of different sizes in the loop.
3669 2008-08-14 Christophe Saout <christophe@saout.de>
3670 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3674 (*vec_concatv2di_rex64_sse4_1): Ditto.
3675 (*vec_concatv2di_rex64_sse): Ditto.
3677 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3680 * fold-const.c (fold_widened_comparison): Do not allow
3681 sign changes that change the result even if shorter type
3682 is wider than arg1_unw's type.
3684 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3686 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3687 Skip if the multilib testing specifies -march that does not
3688 agree with the one specified in the testcase.
3690 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3692 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3693 zero extend SImode values being converted to TFmode before passing
3696 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3698 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3699 __PPU__ when targeting the Cell/B.E. PPU processor.
3701 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3703 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3704 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3705 Rematerialize the static chain, if any.
3706 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3709 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3711 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3712 (new_loc_descr): Likewise.
3713 (add_loc_descr): Likewise.
3714 (size_of_loc_descr): Likewise.
3715 (size_of_locs): Likewise.
3716 (output_loc_operands): Likewise.
3717 (output_loc_sequence): Likewise.
3718 (new_reg_loc_descr): New.
3719 (build_cfa_loc): Use it.
3720 (build_cfa_aligned_loc): Likewise.
3721 (one_reg_loc_descriptor): Likewise.
3722 (based_loc_descr): Likewise.
3724 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3727 * doc/invoke.texi (Wmain): Update.
3728 * c-decl.c (start_decl): warn_main is only 0 or 1.
3729 (start_function): Likewise. Fix formatting.
3730 (finish_function): Delete redundant warning.
3731 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3732 * c-opts (c_common_handle_option): -Wall only has effect if
3733 warn_main is uninitialized. OPT_Wmain is automatically
3734 handled. -pedantic also enables Wmain.
3735 (c_common_post_options): Handle all logic for Wmain here.
3736 * c-common.c (warn_main): Delete.
3737 (check_main_parameter_types): Make pedwarns conditional on
3739 * c-common.h (warn_main): Delete.
3741 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3744 * expr.c (emit_group_store): Allocate stack temp with the
3745 largest alignment when copying from register to stack.
3747 2008-08-13 Richard Guenther <rguenther@suse.de>
3749 * tree.h (maybe_fold_offset_to_address): Declare.
3750 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3751 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3752 Likewise for POINTER_PLUS_EXPR.
3753 (maybe_fold_offset_to_reference): Enable disabled code.
3754 (maybe_fold_offset_to_address): New function.
3755 (fold_stmt_r): Use it.
3756 (fold_gimple_assign): Likewise.
3757 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3758 (gimplify_expr): Likewise.
3760 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3762 * toplev.h (pedwarn_at): Fix declaration.
3764 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3766 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3767 LINK_SPEC): Use %R in -Y P argument.
3769 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3772 * diagnostic.c (pedwarn_at): New.
3773 * toplev.h (pedwarn_at): Declare.
3774 * c-tree.h (build_enumerator): Update declaration.
3775 * c-decl.c (finish_enum): Update comment.
3776 (build_enumerator): Take a location parameter. Give a pedwarn but do
3777 not perform any conversion.
3778 * c-parser.c (c_parser_enum_specifier): Set correct location for
3781 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3784 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3785 expressions except for conversions to signed:1 bitfields. Handle
3786 COND_EXPR with constant operands.
3788 2008-08-13 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/15255
3791 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3792 (struct oecount_s): New struct and VEC types.
3794 (oecount_hash): New function.
3795 (oecount_eq): Likewise.
3796 (oecount_cmp): Likewise.
3797 (zero_one_operation): New function.
3798 (build_and_add_sum): Likewise.
3799 (undistribute_ops_list): Perform un-distribution of multiplication
3800 and division on the chain of summands.
3801 (should_break_up_subtract): Also break up subtracts for factors.
3802 (reassociate_bb): Delete dead visited statements.
3803 Call undistribute_ops_list. Re-sort and optimize if it did something.
3804 * passes.c (init_optimization_passes): Move DSE before
3806 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3809 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3811 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3813 * doc/invoke.texi: Revert unintended checkin.
3815 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3818 * gcc.c (include_spec_function): Tweak call to find_a_file.
3820 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3823 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3824 and TRUTH_ORIF_EXPR.
3825 * dojump.c (do_jump): Likewise.
3827 PR tree-optimization/37084
3828 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3829 if id->regimplify, don't assume stmt is a cast assignment.
3831 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3833 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3835 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3838 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3841 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3843 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3844 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3846 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3847 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3848 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3849 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3850 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3852 * doc/tm.texi (Storage Layout): Remove documentation for
3853 TARGET_FLOAT_FORMAT.
3855 * simplify-rtx.c (simplify_binary_operation_1): Replace
3856 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3858 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3860 * real.h (struct real_format): New member has_sign_dependent_rounding.
3861 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3862 spu_single_format, ieee_double_format, mips_double_format,
3863 motorola_double_format, ieee_extended_motorola_format,
3864 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3865 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3866 mips_extended_format, ieee_quad_format, mips_quad_format,
3867 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3868 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3870 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3871 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3872 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3873 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3874 (ROUND_TOWARDS_ZERO): Likewise.
3876 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3877 (FLOAT_MODE_FORMAT): New macro.
3878 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3879 (MODE_COMPOSITE_P): ... this new macro.
3880 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3881 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3882 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3884 * flags.h: Include "real.h".
3886 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3887 REAL_MODE_FORMAT_COMPOSITE_P.
3888 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3890 * doc/tm.texi (Storage Layout): Remove documentation of
3891 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3892 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3893 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3894 they only apply to libgcc2.a.
3896 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3898 * config/spu/float_disf.c: New file.
3899 * config/spu/float_unsdisf.c: New file.
3900 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3901 (LIB2FUNCS_EXCLUDE): Define.
3903 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3904 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3906 * real.h (struct real_format): New member round_towards_zero.
3907 * real.c (round_for_format): Respect fmt->round_towards_zero.
3908 (ieee_single_format, mips_single_format, motorola_single_format,
3909 spu_single_format, ieee_double_format, mips_double_format,
3910 motorola_double_format, ieee_extended_motorola_format,
3911 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3912 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3913 mips_extended_format, ieee_quad_format, mips_quad_format,
3914 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3915 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3917 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3918 real_format to choose rounding mode when calling MPFR functions.
3919 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3920 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3922 * real.h (real_to_decimal_for_mode): Add prototype.
3923 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3924 Respect target rounding mode when generating decimal representation.
3925 (real_to_decimal): New stub for backwards compatibility.
3926 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3927 real_to_decimal_for_mode instead of real_to_decimal.
3929 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3931 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3932 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3934 * real.c (spu_single_format): New variable.
3935 * real.h (spu_single_format): Declare.
3937 * config/spu/spu.c (spu_override_options): Install SFmode format.
3938 (spu_split_immediate): Use integer mode to operate on pieces of
3939 floating-point values in all cases.
3941 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3942 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3943 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3945 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3947 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3949 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3951 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3953 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3956 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3957 on the VAR_DECL instead of TYPE_READONLY on its type.
3959 2008-08-12 Ira Rosen <irar@il.ibm.com>
3961 * tree-vectorizer.c: Depend on langhooks.h.
3962 (supportable_widening_operation): Add two arguments. Support double
3964 (supportable_narrowing_operation): Likewise.
3965 * tree-vectorizer.h (supportable_widening_operation): Add two
3967 (supportable_narrowing_operation): Likewise.
3968 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3969 supportable_widening_operation with correct arguments.
3970 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3971 (vectorizable_type_demotion): Support double type conversions.
3972 (vectorizable_type_promotion): Likewise.
3973 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3975 2008-08-11 Michael Matz <matz@suse.de>
3977 * i386/i386.c (override_options): Move initialisation from
3978 flag_schedule_insns_after_reload to here from ...
3979 (optimization_options): ... here.
3981 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3983 PR rtl-optimization/36998
3984 * dwarf2out.c (compute_barrier_args_size_1,
3985 compute_barrier_args_size): Temporarily remove assertions.
3987 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3990 * tree-ssa.c (struct walk_data): Add new flag
3991 warn_possibly_uninitialized.
3992 (warn_uninitialized_var): Use it.
3993 (warn_uninitialized_vars): New.
3994 (execute_early_warn_uninitialized): Call it.
3995 (execute_late_warn_uninitialized): Likewise.
3997 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4000 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4003 2008-08-09 Jan Hubicka <jh@suse.cz>
4006 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4008 (expand_fix): Be prepared for expansion to fail.
4009 (expand_sfix_optab): Remove instructions if expansion failed.
4011 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4013 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4015 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4016 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4018 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4020 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4021 mips/t-libgcc-mips16 to tmake_file.
4022 * config/mips/mips-protos.h (mips_call_type): New enum.
4023 (mips_pic_base_register, mips_got_load): Declare.
4024 (mips_restore_gp): Take an rtx argument.
4025 (mips_use_pic_fn_addr_reg_p): Declare.
4026 (mips_expand_call): Replace the sibcall_p argument with
4027 a mips_call_type argument. Add a lazy_p parameter.
4028 (mips_split_call): Declare.
4029 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4030 (MIPS16_PIC_TEMP): Likewise.
4031 (reg_class): Delete M16_NA_REGS.
4032 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4033 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4034 (mips_split_hi_p): Declare.
4035 * config/mips/mips.c (mips_split_hi_p): New array.
4036 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4037 (mips_got_symbol_type_p): New function.
4038 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4039 (mips16_stub_function_p): New function.
4040 (mips16_local_function_p): Likewise.
4041 (mips_use_pic_fn_addr_reg_p): Likewise.
4042 (mips_cannot_force_const_mem): Return false for HIGHs.
4043 Extend CONST_INT and symbolic handling to MIPS16, using
4044 mips_symbol_insns to check that the base symbol type is a
4045 legitimate constant. Reject GOT-based constants if
4046 TARGET_MIPS16_PCREL_LOADS.
4047 (mips_const_insns): Check targetm.cannot_force_const_mem when
4048 decomposing a symbolic base and a large offset.
4049 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4050 When calling a function that needs $25 from MIPS16 code,
4051 move the target address into $25 separately and add a USE
4053 (mips16_gp_pseudo_reg): Insert the initializer immediately
4054 before the first real insn.
4055 (mips_pic_base_register, mips_got_load): New functions.
4056 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4057 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4058 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4059 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4060 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4061 also passing NULL_RTX rather than const0_rtx as the aux argument.
4062 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4063 instead of TARGET_EXPLICIT_RELOCS.
4064 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4065 (mips_load_call_address): Replace the sibcall_p argument with
4066 a mips_call_type argument. Use mips_got_load.
4067 (mips16_local_alias): New structure.
4068 (mips16_local_aliases): New variable.
4069 (mips16_local_aliases_hash): New function.
4070 (mips16_local_aliases_eq): Likewise.
4071 (mips16_local_alias): Likewise.
4072 (mips16_stub_function): Likewise.
4073 (mips16_build_function_stub): Create a local alias for the target
4074 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4075 .cpload directive and an R_MIPS_NONE relocation for the target
4076 function, then load the alias rather than the function itself.
4077 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4078 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4079 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4080 (mips16_build_call_stub): Replace the FN parameter with an
4081 FN_PTR parameter. Force the address into a register if it
4082 isn't a call_insn_operand; don't rely on the caller to do this.
4083 If a call to a locally-defined and locally-binding MIPS16
4084 function must be made indirectly, redirect the call to the
4085 function's local alias. Use mips16_stub_function_p,
4086 mips16_stub_function, mips_expand_call and use_reg.
4087 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4088 Use explicit %hi and %lo accesses where possible.
4089 Use MIPS_CALL to generate the correct code form of a
4090 jal instruction. Add clobbers of $18 instead of uses.
4091 Update the call to mips_emit_call_insn.
4092 (mips_expand_call): Replace the SIBCALL_P argument with a
4093 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4094 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4095 allowing it to modify the call address. Update the calls to
4096 mips_load_call_address and mips_emit_call_insn.
4097 (mips_split_call): New function.
4098 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4099 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4100 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4101 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4102 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4104 (mips_cprestore_slot): New function.
4105 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4106 and use mips_cprestore_slot.
4107 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4109 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4110 then use a copygp_mips16 instruction to set up $28.
4111 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4112 (mips16_lay_out_constants): Call split_all_insns_noflow.
4113 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4114 false if TARGET_MIPS16.
4115 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4116 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4117 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4118 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4119 MIPS16 code. Allow MIPS16 o32 PIC.
4120 (mips_override_options): Allow MIPS16 o32 PIC.
4121 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4122 after reload if TARGET_USE_GOT.
4123 (UNSPEC_COPYGP): New constant.
4124 (length): Use a default length of 8 for MIPS16 GOT loads.
4125 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4126 (*got_page<mode>): Check mips_split_hi_p.
4127 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4128 (unspec_got<mode>, unspec_call<mode>): New expanders.
4129 (load_got<mode>, load_call<mode>): Remove the length attributes.
4130 Use a got attribute instead of a type attribute.
4131 (copygp_mips16): New insn.
4132 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4133 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4134 (sibcall, sibcall_value, call, call_value): Update the calls
4135 to mips_expand_call.
4136 (call_internal, call_value_internal): Use mips_split_call.
4137 (call_value_multiple_internal): Likewise.
4138 (call_split): Move after call_internal (the insn it is split from).
4139 (call_internal_direct, call_value_internal_direct): Turn into
4140 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4141 (call_direct_split, call_value_direct_split): New patterns.
4142 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4143 and use M16_REGS instead of M16_NA_REGS.
4144 * config/mips/predicates.md (const_call_insn_operand): Replace
4145 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4146 mips_use_pic_fn_addr_reg_p check.
4147 (move_operand): Reject HIGHs if mips_split_hi_p.
4148 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4149 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4150 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4151 * config/mips/libgcc-mips16.ver: New file.
4152 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4153 $(srcdir)/config/mips/libgcc-mips16.ver.
4155 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4157 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4158 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4159 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4160 (mips16_cfun_returns_in_fpr_p): Likewise.
4162 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4164 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4165 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4166 rather than 4 to PC.
4168 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4170 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4171 (FUNCTION_PROFILER): Save the static chain pointer into $2
4172 beforehand and restore it aftewards.
4173 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4174 address directly into $25 and call the function through $25;
4175 do not clobber $3. Pad the DImode version to cover the space
4176 left by the deleted $25 <- $3 move.
4177 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4178 the removal of the $25 <- $3 move.
4179 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4180 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4182 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4183 Daniel Jacobowitz <dan@codesourcery.com>
4185 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4186 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4187 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4188 * config/mips/mips.c (mips_start_function_definition): New function.
4189 (mips_end_function_definition): Likewise.
4190 (mips_output_function_prologue): Use mips_start_function_definition.
4191 (mips_output_function_epilogue): Use mips_end_function_definition.
4192 (build_mips16_function_stub): Use mips_start_function_definition
4193 and mips_end_function_definition.
4194 (build_mips16_call_stub): Likewise.
4196 2008-08-09 Richard Guenther <rguenther@suse.de>
4198 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4199 * gimple.h (gimple_call_fn): Adjust comment.
4200 (gimple_call_set_fndecl): New function.
4201 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4202 longer having bare FUNCTION_DECL operand.
4203 (gimple_call_return_type): Likewise.
4204 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4206 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4207 (gimple_mod_pow2): Likewise.
4208 (gimple_mod_subtract): Likewise.
4209 (gimple_ic): Likewise.
4210 (gimple_stringop_fixed_value): Likewise.
4211 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4212 longer having bare FUNCTION_DECL operand.
4213 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4214 * omp-low.c (optimize_omp_library_calls): Likewise.
4215 * cgraphunit.c (update_call_expr): Likewise.
4216 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4217 (execute_convert_to_rsqrt): Likewise.
4218 * cfgexpand.c (gimple_to_tree): Simplify.
4219 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4220 bare FUNCTION_DECL operand.
4221 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4222 (convert_gimple_call): Use gimple_call_fndecl.
4223 * c-common.c (c_warn_unused_result): Likewise.
4225 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4228 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4229 (c_finish_return): Likewise.
4230 (c_start_case): Likewise.
4231 * c-common.c (warn_for_collisions_1): Use explicit location in
4233 * c-parser.c (c_parser_condition): New. Call
4234 verify_sequence_points.
4235 (c_parser_paren_condition): Call c_parser_condition.
4236 (c_parser_for_statement): Call c_parser_condition.
4238 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4241 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4242 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4243 Moved from diagnostic.h
4244 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4246 (emit_diagnostic): New.
4247 (warning0, pedwarn0): Delete.
4248 (warning, warning_at, pedwarn, permerror): Return bool.
4249 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4250 Moved to diagnostic.c.
4251 (struct diagnostic_context): Use correct type for
4252 classify_diagnostic.
4253 (diagnostic_report_diagnostic): Update declaration.
4254 (emit_diagnostic): Declare.
4255 * errors.c (warning): Return bool.
4256 * errors.h (warning): Update declaration.
4257 * toplev.h (warning0, pedwarn0): Delete.
4258 (warning, warning_at, pedwarn, permerror): Return bool.
4259 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4260 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4261 inform. Update all calls.
4262 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4263 before giving informative note.
4264 (implicit_decl_warning): Likewise.
4265 * c-typeck.c (build_function_call): Likewise.
4266 * tree-sssa.c (warn_uninit): Likewise.
4267 * builtins.c (gimplify_va_arg_expr): Likewise.
4269 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4272 * doc/invoke.texi (-Wextra): Move warning from here...
4273 (-Wuninitialized): ... to here.
4275 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4278 * flags.h (set_Wunused): Delete
4279 * toplev.c (process_options): Handle Wunused flags here.
4280 * opts.c (maybe_warn_unused_parameter): Delete.
4281 (common_handle_option): Replace set_Wunused by warn_unused.
4282 (set_Wextra): Do not handle Wunused-parameter here.
4283 (set_Wunused): Delete.
4284 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4286 * common.opt (Wunused): Add Var and Init.
4287 (Wunused-function): Likewise.
4288 (Wunused-label): Likewise.
4289 (Wunused-parameter): Likewise.
4290 (Wunused-value): Likewise.
4291 (Wunused-variable): Likewise.
4293 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4295 * doc/invoke.texi: Add cpu_type power7.
4296 * config.in (HAVE_AS_VSX): New.
4297 * config.gcc: Add cpu_type power7.
4298 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4300 * configure: Regenerate.
4301 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4303 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4304 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4305 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4307 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4309 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4310 type to vectorize.builtin_conversion.
4311 (vectorizable_conversion): Likewise.
4312 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4313 integral type as input.
4314 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4316 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4317 and ALTIVEC_BUILTIN_VCTSXS.
4318 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4321 2008-08-08 Richard Guenther <rguenther@suse.de>
4323 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4324 (surely_varying_stmt_p): Calls are varying only if they are
4325 non-builtin and not indirect or have no result.
4326 (ccp_fold): Re-instantiate code before the tuples merge.
4328 2008-08-08 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/37056
4331 * gimple.h (gimple_assign_rhs_class): New helper function.
4332 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4333 unary operations properly.
4335 2008-08-07 Jan Hubicka <jh@suse.cz>
4337 * i386.h (ix86_size_cost): Declare.
4338 (ix86_cur_cost): New function macro.
4339 * i386.md (peepholes expanding size and splitters): Predicate by
4340 optimize_insn_for_speed_p.
4341 (peepholes reduce size and splitters): Predicate by
4342 optimize_insn_for_size_p.
4343 * i386.c (ix86_size_cost): Rename from ...
4344 (size_cost): This one.
4345 (override_options): Update.
4346 (decide_alg): Likewise.
4347 (ix86_expand_clear): Use RTL profile.
4348 (ix86_pad_returns): Use RTL profile.
4350 2008-08-07 Jan Hubicka <jh@suse.cz>
4352 * recog.c (split_all_insns): Set RTL profile
4353 (peephole2_optimize): Likewise.
4354 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4355 * combine.c (combine_instructions): Likewise.
4357 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4359 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4361 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4363 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4364 value in a6 after the set_frame_ptr insn.
4366 2008-08-07 Richard Henderson <rth@redhat.com>
4369 * gcc.c (cpp_options): Pass along -g*.
4371 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4373 * config/arm/arm.c (output_move_neon): Update comment describing
4374 big-endian vector layout.
4375 (arm_assemble_integer): Do not handle big-endian NEON vectors
4377 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4378 neon_vget_lane<mode>_sext_internal,
4379 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4380 element indices for big-endian.
4382 2008-08-07 Richard Henderson <rth@redhat.com>
4384 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4385 * configure, config.in: Rebuild.
4386 * debug.h (dwarf2out_do_cfi_asm): Declare.
4387 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4388 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4389 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4390 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4392 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4394 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4395 movv2si_internal): Combine into mov<mode>_internal.
4396 (movv2si_internal_2): Remove.
4398 2008-08-07 Jan Hubicka <jh@suse.cz>
4401 * i386.md (single stringop patterns): Enable unconditionally.
4403 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4406 * config/i386/emmintrin.h (_mm_move_epi64): Use
4407 __builtin_ia32_movq128.
4409 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4410 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4412 * config/i386/sse.md (sse2_movq128): New.
4414 * doc/extend.texi: Document __builtin_ia32_movq128.
4416 2008-08-07 Richard Guenther <rguenther@suse.de>
4419 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4420 pointers can access anything.
4422 2008-08-06 Jan Hubicka <jh@suse.cz>
4424 * optabs.c (emit_unop_insn): Break out to ...
4425 (maybe_emit_unop_insn): ... this one.
4426 (expand_sfix_optab): Use maybe variant.
4427 * optabs.h (maybe_emit_unop_insn): Declare.
4429 * i386.md (mov0 patterns): Enable by default.
4430 (FP conversion expanders): Disable expansion of code expanding
4431 sequences when instruction should be optimized for size.
4432 (single strinop patterns): Enable when optimizing for size.
4433 (string expanders): Disable expanding of code expanding sequences
4434 when optimizning instruction for size.
4435 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4437 (ix86_fp_comparison_sahf_cost): Likewise.
4438 (ix86_expand_branch): Likewise.
4439 (ix86_expand_ashl_const): Likewise.
4440 (ix86_split_ashl): Likewise.
4441 (ix86_expand_strlen): Likewise.
4442 (ix86_emit_fp_unordered_jump): Likewie.
4444 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4446 * c-common.c: Fix typo.
4447 (c_common_reswords): Activate more C++ keyword warnings.
4449 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4451 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4454 * diagnostic.c (permerror_at): New.
4455 * toplev.h (permerror_at): Declare.
4457 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4458 Ira Rosen <irar@il.ibm.com>
4460 * tree-vect-transform.c (vect_model_simple_cost): Return
4461 immediately if stmt is pure SLP.
4462 (vect_model_store_cost): Ditto.
4463 (vect_model_load_cost): Ditto.
4464 (vectorizable_store): Remove PURE_SLP check before call
4465 to vect_model_store_cost.
4466 (vect_model_store_cost): When checking whether stmt describe
4467 strided access, add a check that it is not slp_node.
4469 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4472 * c-common.c (warn_for_sign_compare): New. Handle separately the
4473 case that 'constant' is zero.
4474 * c-typeck.c (build_binary_op): Move code to c-common.c
4476 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * config/alpha/alpha.c (alpha_preferred_reload_class,
4479 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4480 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4481 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4482 * config/arm/arm.md: Likewise.
4483 * config/avr/avr-protos.h (preferred_reload_class,
4484 test_hard_reg_class, avr_simplify_comparison_p,
4485 out_shift_with_cnt, class_max_nregs): Likewise.
4486 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4487 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4488 preferred_reload_class, test_hard_reg_class): Likewise.
4489 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4490 bfin_memory_move_cost, bfin_secondary_reload,
4491 bfin_output_mi_thunk): Likewise.
4492 * config/crx/crx.c (crx_secondary_reload_class,
4493 crx_memory_move_cost): Likewise.
4494 * config/frv/frv-protos.h (frv_secondary_reload_class,
4495 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4496 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4497 frv_secondary_reload_class, frv_class_likely_spilled_p,
4498 frv_class_max_nregs): Likewise.
4499 * config/h8300/h8300.c (h8300_classify_operand,
4500 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4502 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4503 * config/ia64/ia64.c (ia64_preferred_reload_class,
4504 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4505 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4506 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4508 * config/m68hc11/m68hc11.c (preferred_reload_class,
4509 m68hc11_memory_move_cost): Likewise.
4510 * config/mcore/mcore.c (mcore_secondary_reload_class,
4511 mcore_reload_class): Likewise.
4512 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4513 mips_class_max_nregs, mips_cannot_change_mode_class,
4514 mips_preferred_reload_class, mips_secondary_reload_class,
4515 mips_output_mi_thunk): Likewise.
4516 * config/mmix/mmix.c (mmix_preferred_reload_class,
4517 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4519 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4521 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4522 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4523 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4524 * config/rs6000/rs6000.c (paired_expand_vector_init,
4525 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4526 compare_section_name, rs6000_memory_move_cost): Likewise.
4527 * config/s390/s390.c (s390_emit_compare_and_swap,
4528 s390_preferred_reload_class, s390_secondary_reload,
4529 legitimize_pic_address, legitimize_tls_address,
4530 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4531 s390_class_max_nregs): Likewise.
4532 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4533 * config/s390/s390.md: Likewise.
4534 * config/score/score-protos.h (score_secondary_reload_class,
4535 score_preferred_reload_class): Likewise.
4536 * config/score/score.c (score_preferred_reload_class,
4537 score_secondary_reload_class): Likewise.
4538 * config/score/score3.c (score3_output_mi_thunk,
4539 score3_preferred_reload_class, score3_secondary_reload_class,
4540 score3_hard_regno_mode_ok): Likewise.
4541 * config/score/score3.h (score3_preferred_reload_class,
4542 score3_secondary_reload_class): Likewise.
4543 * config/score/score7.c (score7_output_mi_thunk,
4544 score7_preferred_reload_class, score7_secondary_reload_class,
4545 score7_hard_regno_mode_ok): Likewise.
4546 * config/score/score7.h (score7_preferred_reload_class,
4547 score7_secondary_reload_class): Likewise.
4548 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4549 output_branchy_insn, add_constant, gen_block_redirect,
4550 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4551 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4553 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4554 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4555 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4556 xstormy16_preferred_reload_class): Likewise.
4557 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4558 xtensa_expand_atomic, override_options,
4559 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4561 * reorg.c (try_merge_delay_insns): Likewise.
4562 * tree.c (merge_dllimport_decl_attributes): Likewise.
4564 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4566 2008-08-06 Michael Matz <matz@suse.de>
4568 * Makefile.in (write_entries_to_file): Quote words.
4569 * gengtype.c: (read_input_line): Skip over leading white-space.
4571 2008-08-06 Marc Gauthier <marc@tensilica.com>
4573 * config.gcc: Match more processor names for Xtensa.
4574 * configure.ac: Likewise.
4575 * doc/install.texi (Specific): Likewise.
4576 * configure: Regenerate.
4578 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4580 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4581 * calls.c (avoid_likely_spilled_reg): Likewise.
4582 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4583 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4584 * config/i386/i386.c (ix86_expand_special_args_builtin,
4585 ix86_secondary_reload): Likewise.
4586 * except.c (struct eh_region, gen_eh_region_catch,
4587 remove_unreachable_regions, duplicate_eh_regions,
4588 assign_filter_values, build_post_landing_pads,
4589 sjlj_find_directly_reachable_regions, remove_eh_handler,
4590 reachable_next_level, foreach_reachable_handler,
4591 can_throw_internal_1, can_throw_external_1,
4592 collect_one_action_chain): Likewise.
4593 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4594 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4595 * function.c (update_temp_slot_address, instantiate_new_reg,
4596 instantiate_virtual_regs_in_rtx,
4597 instantiate_virtual_regs_in_insn): Likewise.
4598 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4599 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4600 gimplify_cleanup_point_expr): Likewise.
4601 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4602 * passes.c (next_pass_1): Likewise.
4603 * print-tree.c (print_node_brief, print_node): Likewise.
4604 * profile.c (branch_prob): Likewise.
4605 * tree-dump.c (dump_register): Likewise.
4606 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4608 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4609 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4610 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4611 copy_arguments_for_versioning, copy_static_chain): Likewise.
4612 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4613 add_new_name_mapping, register_new_name_mapping): Likewise.
4614 * tree-mudflap.c (mf_xform_derefs): Likewise.
4615 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4616 get_init_expr, combine_chains): Likewise.
4617 * tree-pretty-print.c (dump_generic_node): Likewise.
4618 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4619 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4620 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4621 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4623 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4626 * calls.c (expand_call): Use the biggest preferred stack
4629 2008-08-06 Michael Matz <matz@suse.de>
4632 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4633 for reused reload, instead of overwriting them.
4635 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4638 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4639 for incoming stack boundary.
4641 * function.c (assign_parm_find_entry_rtl): Update
4642 parm_stack_boundary.
4644 * function.h (rtl_data): Add parm_stack_boundary.
4646 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4647 parm_stack_boundary for incoming stack boundary.
4649 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4651 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4652 for unrepresentable subregs or treat them as equal to other regs
4653 or subregs with the same register number.
4655 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4658 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4661 2008-08-06 Jan Hubicka <jh@suse.cz>
4663 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4664 frequencies might be hot.
4666 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4668 * reload.c (find_reloads): Force constants into literal pool
4669 also if they are wrapped in a SUBREG.
4671 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4674 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4675 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4676 Don't allow predicated instructions for data speculation.
4677 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4680 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4682 * haifa-sched.c (extend_global): Split to extend_global_data and
4683 extend_region_data. Update all uses.
4684 (extend_all): Rename to extend_block_data.
4686 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4688 * sched-rgn.c (new_ready): Check if instruction can be
4689 speculatively scheduled before attempting speculation.
4690 (debug_rgn_dependencies): Remove wrongful assert.
4692 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4694 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4696 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4698 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4699 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4700 va_size, and type_size.
4702 2008-08-04 Jason Merrill <jason@redhat.com>
4705 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4706 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4708 2008-08-05 Richard Henderson <rth@redhat.com>
4710 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4711 * configure: Rebuild.
4713 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4716 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4717 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4720 2008-08-05 Richard Henderson <rth@redhat.com>
4722 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4723 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4724 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4725 * common.opt (fdwarf2-cfi-asm): New.
4726 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4727 * config.in, configure: Rebuild.
4728 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4729 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4730 (dw2_force_const_mem): Externalize.
4731 * dwarf2asm.h: Update.
4732 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4733 generate a real label.
4734 (output_cfi_directive): New.
4735 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4736 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4737 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4739 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4740 (output_loc_operands_raw, output_loc_sequence_raw): New.
4741 (output_cfa_loc_raw): New.
4743 2008-08-05 Paul Brook <paul@codesourcery.com>
4745 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4746 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4747 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4748 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4749 * config/arm/arm.h (TARGET_VFPD32): Define.
4750 (TARGET_VFP3): Use TARGET_VFPD32.
4751 (fputype): Add FPUTYPE_VFP3D16.
4752 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4753 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4754 * config/arm/arm-cores.def: Add cortex-r4f.
4755 * config/arm/arm-tune.md: Regenerate.
4757 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4759 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4760 Reword some comments throughout the file.
4762 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4763 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4764 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4765 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4767 (MFC_START_ENABLE): Remove PPU-only define.
4768 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4769 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4771 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4772 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4773 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4774 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4775 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4776 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4777 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4779 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4780 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4781 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4782 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4784 (spu_read_machine_status): Fix typo.
4786 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4788 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4789 SUBREG of multi-word hard register.
4790 * config/spu/spu.c (valid_subreg): Likewise.
4791 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4793 2008-08-04 Richard Guenther <rguenther@suse.de>
4795 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4796 the candidate with the stripped base if that base is different
4797 from the original base even for offset zero.
4799 2008-08-04 Richard Guenther <rguenther@suse.de>
4802 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4803 check for no_overflow.
4805 2008-08-04 Richard Guenther <rguenther@suse.de>
4807 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4809 2008-08-04 Paul Brook <paul@codesourcery.com>
4811 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4812 (arm_order_regs_for_local_alloc): New function.
4813 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4815 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4817 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4820 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4821 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4822 (ix86_expand_epilogue): Likewise.
4824 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4829 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4832 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4833 (*movv2sf_internal_rex64): Ditto.
4835 2008-08-03 Jan Hubicka <jh@suse.cz>
4837 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4838 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4839 * expmed.c (expand_smod_pow2): Likewise.
4841 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4844 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4845 alternative 0 of operand 1.
4846 (*vec_concatv2di_rex64_sse): Ditto.
4847 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4849 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4850 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4851 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4852 (*movv2sf_internal_rex64): Ditto.
4854 2008-08-02 Richard Guenther <rguenther@suse.de>
4857 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4858 (ssedoublesizemode): New mode attribute.
4859 (sse_shufps): Call gen_sse_shufps_v4sf.
4860 (sse_shufps_1): Macroize.
4861 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4862 (sse2_shufpd_1): Macroize.
4863 (vec_extract_odd, vec_extract_even): New expanders.
4864 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4865 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4866 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4867 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4868 (ix86_expand_vector_set): Likewise.
4869 (ix86_expand_reduc_v4sf): Likewise.
4871 2008-08-01 Doug Kwan <dougkwan@google.com>
4873 * matrix-reorg.c: Re-enable all code.
4874 (struct malloc_call_data): Change CALL_STMT to gimple type.
4875 (collect_data_for_malloc_call): Tuplify.
4876 (struct access_site_info): Change STMT to gimple type.
4877 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4878 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4879 (struct free_info): Change STMT to gimple type.
4880 (struct matrix_access_phi_node): Change PHI to gimple type.
4881 (get_inner_of_cast_expr): Remove.
4882 (may_flatten_matrices_1): Tuplify.
4883 (may_flatten_matrices): Ditto.
4884 (mark_min_matrix_escape_level): Ditto.
4885 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4886 (ssa_accessed_in_call_rhs): New
4887 (ssa_accessed_in_assign_rhs): New
4888 (record_access_alloc_site_info): Tuplify.
4889 (add_allocation_site): Ditto.
4890 (analyze_matrix_allocation_site): Ditto.
4891 (analyze_transpose): Ditto.
4892 (get_index_from_offset): Ditto.
4893 (update_type_size): Ditto.
4894 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4895 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4896 (analyze_accesses_for_phi_node): Tuplify.
4897 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4898 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4899 (analyze_matrix_accesses): Tuplify.
4900 (check_var_data): New call-back type for check_var_notmodified_p.
4901 (check_var_notmodified_p): Tuplify and use call-back struct to
4902 return statement found.
4903 (can_calculate_expr_before_stmt): Factor out statement related code
4905 (can_calculate_stmt_before_stmt): New.
4906 (check_allocation_function): Tuplify.
4907 (find_sites_in_func): Ditto.
4908 (record_all_accesses_in_func): Ditto.
4909 (transform_access_sites): Ditto.
4910 (transform_allocation_sites): Ditto.
4911 (matrix_reorg): Re-enable.
4912 (gate_matrix_reorg): Re-enable.
4914 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4916 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4917 for labels for which it hasn't been set yet. If it has been set,
4918 stop walking insns and continue with next worklist item.
4919 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4920 if the only BARRIER is at the very end of a function.
4922 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4924 * cfgexpand.c (expand_stack_alignment): Assert that
4925 stack_realign_drap and drap_rtx must match.
4927 * function.c (instantiate_new_reg): If DRAP is used to realign
4928 stack, replace virtual_incoming_args_rtx with internal arg
4931 2008-08-01 Richard Guenther <rguenther@suse.de>
4933 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4934 loop information only if we initialized it.
4935 (execute_pre): Call fini_pre with in_fre.
4936 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4937 if we do not unroll because we hit max-completely-peeled-insns.
4938 Use our estimation for consistency, do allow shrinking.
4940 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4942 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4943 with MIN_STACK_BOUNDARY.
4944 (ix86_update_stack_boundary): Likewise.
4945 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4948 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4949 (MIN_STACK_BOUNDARY): This.
4951 2008-08-01 Richard Guenther <rguenther@suse.de>
4954 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4956 2008-08-01 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/36988
4959 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4960 do not matter if that doesn't change volatile qualification.
4962 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4964 * configure.ac: Do not generate libada-mk. Do not subst
4966 * libada-mk.in: Remove.
4967 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4968 * configure: Regenerate.
4970 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4972 * tree-pass.h: Added comment about not dumping passes with name
4973 starting with star in struct opt_pass.
4974 * passes.c (register_dump_files_1): Don't do dump for a pass with
4975 name starting with star.
4976 * doc/passes.texi (Pass manager): Mention pass names and special
4977 meaning of star prefix to avoid dump.
4979 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4981 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4983 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4984 (ISA_MIPS64R2): New macro.
4985 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4986 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4987 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4988 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4989 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4990 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4991 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4992 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4993 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4994 Move up to keep list alphabetically sorted.
4995 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4996 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4998 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4999 (-march=@var{arch}): Add mips64r2.
5001 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5003 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5005 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5007 * expr.c (expand_assignment): Check for complete type.
5009 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5012 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5014 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5015 for stack alignment.
5017 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5019 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5021 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5022 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5024 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5026 PR rtl-optimization/36419
5027 * dwarf2out.c (barrier_args_size): New variable.
5028 (compute_barrier_args_size, compute_barrier_args_size_1): New
5030 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5031 if not called yet in the current function, use barrier_args_size
5032 array to find the new args_size value.
5033 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5035 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5038 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5041 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5044 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5045 (dwarf2out_stack_adjust): Use it.
5046 (dwarf2out_frame_debug_expr): Likewise.
5048 2008-07-31 Richard Guenther <rguenther@suse.de>
5050 PR tree-optimization/36978
5051 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5052 the generated condition.
5054 2008-07-31 Richard Guenther <rguenther@suse.de>
5056 * passes.c (init_optimization_passes): Always call
5057 pass_early_warn_uninitialized.
5058 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5059 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5060 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5062 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5065 * builtins.c (maybe_emit_free_warning): New function.
5066 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5067 maybe_emit_free_warning for BUILT_IN_FREE.
5070 * dwarf2out.c (get_context_die): New function.
5071 (force_decl_die, force_type_die): Use it.
5072 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5073 returns NULL, force generation of DW_TAG_typedef and put that into
5076 PR preprocessor/36649
5077 * c-pch.c (c_common_read_pch): Save and restore
5078 line_table->trace_includes across PCH restore.
5080 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5083 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5085 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5088 * final.c (call_from_call_insn): Handle COND_EXEC.
5090 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5092 * builtins.c (std_gimplify_va_arg_expr): Replace
5093 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5094 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5096 2008-07-30 Joey Ye <joey.ye@intel.com>
5097 H.J. Lu <hongjiu.lu@intel.com>
5099 * builtins.c (expand_builtin_setjmp_receiver): Replace
5100 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5101 (expand_builtin_apply_args_1): Likewise.
5102 (expand_builtin_longjmp): Need DRAP for stack alignment.
5103 (expand_builtin_apply): Likewise.
5105 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5106 instead of assign_stack_local to allow alignment reduction.
5108 * calls.c (emit_call_1): Need DRAP for stack alignment if
5110 (expand_call): Replace virtual_incoming_args_rtx with
5111 crtl->args.internal_arg_pointer.
5112 * stmt.c (expand_nl_goto_receiver): Likewise.
5114 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5115 alignment and store to stack_alignment_estimated and
5116 max_used_stack_slot_alignment.
5117 (expand_one_var): Likewise.
5118 (expand_stack_alignment): New function.
5119 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5120 and stack_alignment_estimated fields in rtl_data. Call
5121 expand_stack_alignment at end.
5123 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5124 (MAX_STACK_ALIGNMENT): Likewise.
5125 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5126 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5128 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5129 stack alignment when generating virtual registers.
5131 * function.c (assign_stack_local): Renamed to ...
5132 (assign_stack_local_1): This. Add a parameter to indicate
5133 if it is OK to reduce alignment.
5134 (assign_stack_local): Use it.
5135 (instantiate_new_reg): Instantiate virtual incoming args rtx
5136 to vDRAP if stack realignment and DRAP is needed.
5137 (assign_parms): Collect parameter/return type alignment and
5138 contribute to stack_alignment_estimated.
5139 (locate_and_pad_parm): Likewise.
5140 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5141 with crtl->args.internal_arg_pointer.
5143 * function.h (rtl_data): Add new field drap_reg,
5144 max_used_stack_slot_alignment, stack_alignment_estimated,
5145 stack_realign_needed, need_drap, stack_realign_processed and
5146 stack_realign_finalized.
5147 (stack_realign_fp): New macro.
5148 (stack_realign_drap): Likewise.
5150 * global.c (compute_regsets): Frame pointer is needed when
5151 stack is realigned. Can eliminate frame pointer when stack is
5152 realigned and dynamic realigned argument pointer isn't used.
5154 * reload1.c (update_eliminables): Frame pointer is needed
5155 when stack is realigned.
5156 (init_elim_table): Can eliminate frame pointer when stack is
5157 realigned and dynamic realigned argument pointer isn't used.
5159 * rtl.h (assign_stack_local_1): Declare new funtion.
5161 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5162 (TARGET_GET_DRAP_RTX): Likewise.
5163 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5164 TARGET_GET_DRAP_RTX.
5166 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5168 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5169 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5171 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5172 H.J. Lu <hongjiu.lu@intel.com>
5174 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5175 vdrap_reg, stack_realign and drap_reg_saved.
5176 (add_cfi): Don't allow redefining CFA when DRAP is used.
5177 (reg_save): Handle stack alignment.
5178 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5179 alignment. Don't generate DWARF information for (set fp sp)
5181 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5183 (int_loc_descriptor): Move prototype forward. Also define if
5184 DWARF2_UNWIND_INFO is true.
5185 (output_cfa_loc): Handle DW_CFA_expression.
5186 (build_cfa_aligned_loc): New.
5187 (based_loc_descr): Update assert for stack realign. For local
5188 variables, use sp+offset when stack is aligned without drap and
5189 fp+offset when stack is aligned with drap. For arguments, use
5190 cfa+offset when drap is used to align stack.
5192 2008-07-30 Joey Ye <joey.ye@intel.com>
5193 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5197 (ix86_gen_andsp): New.
5198 (ix86_user_incoming_stack_boundary): Likewise.
5199 (ix86_default_incoming_stack_boundary): Likewise.
5200 (ix86_incoming_stack_boundary): Likewise.
5201 (ix86_can_eliminate): Likewise.
5202 (find_drap_reg): Likewise.
5203 (ix86_update_stack_boundary): Likewise.
5204 (ix86_get_drap_rtx): Likewise.
5205 (ix86_finalize_stack_realign_flags): Likewise.
5206 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5207 (TARGET_GET_DRAP_RTX): Likewise.
5208 (override_options): Overide option value for new options.
5209 (ix86_function_ok_for_sibcall): Remove check for
5210 force_align_arg_pointer.
5211 (ix86_handle_cconv_attribute): Likewise.
5212 (ix86_function_regparm): Likewise.
5213 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5214 (ix86_va_start): Replace virtual_incoming_args_rtx with
5215 crtl->args.internal_arg_pointer.
5216 (ix86_select_alt_pic_regnum): Check DRAP register.
5217 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5218 (ix86_compute_frame_layout): Compute frame layout wrt stack
5220 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5221 (ix86_expand_prologue): Decide if stack realignment is needed
5222 and generate prologue code accordingly.
5223 (ix86_expand_epilogue): Generate epilogue code wrt stack
5224 realignment is really needed or not.
5226 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5227 (ABI_STACK_BOUNDARY): Likewise.
5228 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5229 (STACK_REALIGN_DEFAULT): Likewise.
5230 (INCOMING_STACK_BOUNDARY): Likewise.
5231 (MAX_STACK_ALIGNMENT): Likewise.
5232 (ix86_incoming_stack_boundary): Likewise.
5233 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5234 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5235 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5236 (machine_function): Remove force_align_arg_pointer.
5238 * config/i386/i386.md (BX_REG): New.
5239 (R13_REG): Likewise.
5241 * config/i386/i386.opt (mforce_drap): New.
5242 (mincoming-stack-boundary): Likewise.
5243 (mstackrealign): Add Init(-1).
5245 * config/i386/i386-protos.h (ix86_can_eliminate): New
5247 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5249 * doc/extend.texi: Update force_align_arg_pointer.
5251 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5254 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5255 (INCOMING_STACK_BOUNDARY): Likewise.
5256 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5257 (TARGET_GET_DRAP_RTX): Likewise.
5259 2008-07-30 Andreas Schwab <schwab@suse.de>
5261 PR rtl-optimization/36929
5262 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5263 add_insn_before and fix argument order.
5264 (replace_inc_dec_mem): Handle NULL rtx.
5266 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5268 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5270 (arm_compute_initial_elimination_offset): Use it.
5271 (arm_compute_save_reg_mask): Include static chain save slot when
5272 calculating alignment.
5273 (arm_get_frame_offsets): Ditto.
5274 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5275 that we can use to decrement the stack when the stack decrement
5276 could be too big for an immediate value in a single insn.
5277 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5279 2008-07-30 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/36967
5282 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5283 Release defs of statements we remove.
5285 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5287 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5288 instead of NULL_RTVEC.
5290 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5294 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5297 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5299 * final.c (call_from_call_insn): New.
5300 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5302 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5304 * configure.ac: Substitute ADA_CFLAGS.
5305 * configure: Regenerate.
5306 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5307 * Makefile.in: Remove mention of X_* variables.
5308 * config/pa/x-ada-hpux10: Remove.
5309 * config/pa/x-ada: Remove.
5311 * doc/fragments.texi: Update.
5313 2008-07-30 Olivier Hainque <hainque@adacore.com>
5315 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5316 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5317 __dso_handle explicitly here.
5319 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5322 * c-typeck.c (build_binary_op): Encapsulate code into...
5323 * c-common.c (shorten_binary_op): ...this new function.
5324 (conversion_warning): Use the new function. Handle non-negative
5325 constant in bitwise-and.
5326 * c-common.h (shorten_binary_op): Declare.
5328 2008-07-30 Olivier Hainque <hainque@adacore.com>
5330 * scan.c (make_sstring_space): Add explicit conversions of
5331 allocator's return value.
5332 * fix-header.c (recognized_function): Likewise.
5334 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5336 * doc/cpp.texi: Update to GFDL 1.2.
5337 * doc/gcc.texi: Do not list GPL as Invariant Section.
5338 * doc/gccint.texi: Likewise. Update copyright years.
5339 * doc/install.texi: Update copyright years.
5341 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5345 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5347 2008-07-29 Jan Hubicka <jh@suse.cz>
5349 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5350 (grokdeclarator): Likewise.
5351 * langhooks.c (lhd_warn_unused_global_decl): Use
5352 DECL_DECLARED_INLINE_P.
5353 * print-tree.c (print_node): Remove DECL_INLINE check.
5355 2008-07-29 Richard Guenther <rguenther@suse.de>
5357 PR tree-optimization/36945
5358 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5360 Record invariant addresses un-decomposed.
5361 (copy_reference_ops_from_call): Record reference call
5362 arguments properly. Simplify.
5363 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5364 helper split out from ...
5365 (create_component_ref_by_pieces): ... here. Simplify.
5366 Prepare for recursive invocation for call arguments.
5367 (create_expression_by_pieces): Adjust call to
5368 create_component_ref_by_pieces.
5369 (compute_avail): Process operand 2 of reference ops.
5371 2008-07-29 Richard Guenther <rguenther@suse.de>
5373 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5375 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5377 * c-format.c (check_format_types): Revert unwanted checkin.
5379 2008-07-29 Jan Hubicka <jh@suse.cz>
5381 * flags.h (flag_really_no_inline): Remove.
5382 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5383 * toplev.c (flag_really_no_inline): Remove.
5384 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5385 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5386 (cgraph_decide_inlining_incrementally): Likewise.
5387 (compute_inline_parameters): Likewise.
5388 * opts.c (decode_options): Simplify.
5389 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5390 * common.opt (finline): Initialize to 1.
5391 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5393 2008-07-29 Jan Hubicka <jh@suse.cz>
5395 * predict.c (always_optimize_for_size_p): New function.
5396 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5397 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5398 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5400 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5401 * function.c (prepare_function_start): Set default profile.
5402 * function.h (rtl_data): Add maybe_hot_insn_p.
5403 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5404 (construct_exit_block): Likewise.
5405 (tree_expand_cfg): Likewise.
5407 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5408 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5409 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5410 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5413 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5416 * c-decl.c (merge_decls): Merge USED flags.
5418 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5420 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5421 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5422 next_stack, lab_false and lab_over trees.
5424 2008-07-28 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/36957
5427 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5428 (useless_type_conversion_p): Remove.
5429 (types_compatible_p): Remove.
5430 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5431 (useless_type_conversion_p): Declare.
5432 (types_compatible_p): Declare.
5433 (gimple_expr_type): Return the base type only if it is
5434 trivially convertible to the subtype.
5436 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5438 * configure.ac: Use the m4_do macro to concatenate the warnings into
5439 one string in ACX_PROG_CC_WARNING_OPTS,
5440 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5441 * configure: Regenerate.
5443 2008-07-28 Richard Guenther <rguenther@suse.de>
5445 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5446 (insert_fake_stores): Remove.
5447 (realify_fake_stores): Likewise.
5448 (execute_pre): Remove dead code.
5449 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5450 (find_func_aliases): Deal with it here instead.
5451 Re-enable gcc_unreachable call.
5453 2008-07-28 Richard Guenther <rguenther@suse.de>
5455 Merge from gimple-tuples-branch.
5457 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5458 * gimple.def: New file.
5459 * gsstruct.def: Likewise.
5460 * gimple-iterator.c: Likewise.
5461 * gimple-pretty-print.c: Likewise.
5462 * tree-gimple.c: Removed. Merged into ...
5463 * gimple.c: ... here. New file.
5464 * tree-gimple.h: Removed. Merged into ...
5465 * gimple.h: ... here. New file.
5467 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5468 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5469 --enable-checking=gimple flag.
5470 * config.in: Likewise.
5471 * configure: Regenerated.
5473 * tree-ssa-operands.h: Tuplified.
5474 * tree-vrp.c: Likewise.
5475 * tree-loop-linear.c: Likewise.
5476 * tree-into-ssa.c: Likewise.
5477 * tree-ssa-loop-im.c: Likewise.
5478 * tree-dump.c: Likewise.
5479 * tree-complex.c: Likewise.
5480 * cgraphbuild.c: Likewise.
5481 * tree-ssa-threadupdate.c: Likewise.
5482 * tree-ssa-loop-niter.c: Likewise.
5483 * tree-pretty-print.c: Likewise.
5484 * tracer.c: Likewise.
5485 * gengtype.c: Likewise.
5486 * tree-loop-distribution.c: Likewise.
5487 * tree-ssa-loop-unswitch.c: Likewise.
5488 * cgraph.c: Likewise.
5489 * cgraph.h: Likewise.
5490 * tree-ssa-loop-manip.c: Likewise.
5491 * value-prof.c: Likewise.
5492 * tree-ssa-loop-ch.c: Likewise.
5493 * tree-tailcall.c: Likewise.
5494 * value-prof.h: Likewise.
5497 * tree-pass.h: Likewise.
5498 * ipa-cp.c: Likewise.
5499 * tree-scalar-evolution.c: Likewise.
5500 * tree-scalar-evolution.h: Likewise.
5501 * target.h: Likewise.
5502 * lambda-mat.c: Likewise.
5503 * tree-phinodes.c: Likewise.
5504 * diagnostic.h: Likewise.
5505 * builtins.c: Likewise.
5506 * tree-ssa-alias-warnings.c: Likewise.
5507 * cfghooks.c: Likewise.
5508 * fold-const.c: Likewise.
5509 * cfghooks.h: Likewise.
5510 * omp-low.c: Likewise.
5511 * tree-ssa-dse.c: Likewise.
5512 * ipa-reference.c: Likewise.
5513 * tree-ssa-uncprop.c: Likewise.
5514 * toplev.c: Likewise.
5515 * tree-gimple.c: Likewise.
5516 * tree-gimple.h: Likewise.
5517 * tree-chrec.c: Likewise.
5518 * tree-chrec.h: Likewise.
5519 * tree-ssa-sccvn.c: Likewise.
5520 * tree-ssa-sccvn.h: Likewise.
5521 * cgraphunit.c: Likewise.
5522 * tree-ssa-copyrename.c: Likewise.
5523 * tree-ssa-ccp.c: Likewise.
5524 * tree-ssa-loop-ivopts.c: Likewise.
5525 * tree-nomudflap.c: Likewise.
5526 * tree-call-cdce.c: Likewise.
5527 * ipa-pure-const.c: Likewise.
5528 * c-format.c: Likewise.
5529 * tree-stdarg.c: Likewise.
5530 * tree-ssa-math-opts.c: Likewise.
5531 * tree-ssa-dom.c: Likewise.
5532 * tree-nrv.c: Likewise.
5533 * tree-ssa-propagate.c: Likewise.
5534 * ipa-utils.c: Likewise.
5535 * tree-ssa-propagate.h: Likewise.
5536 * tree-ssa-alias.c: Likewise.
5537 * gimple-low.c: Likewise.
5538 * tree-ssa-sink.c: Likewise.
5539 * ipa-inline.c: Likewise.
5540 * c-semantics.c: Likewise.
5541 * dwarf2out.c: Likewise.
5543 * tree-ssa-loop-ivcanon.c: Likewise.
5544 * predict.c: Likewise.
5545 * tree-ssa-loop.c: Likewise.
5546 * tree-parloops.c: Likewise.
5547 * tree-ssa-address.c: Likewise.
5548 * tree-ssa-ifcombine.c: Likewise.
5549 * matrix-reorg.c: Likewise.
5550 * c-decl.c: Likewise.
5551 * tree-eh.c: Likewise.
5552 * c-pretty-print.c: Likewise.
5553 * lambda-trans.c: Likewise.
5554 * function.c: Likewise.
5555 * langhooks.c: Likewise.
5556 * ebitmap.h: Likewise.
5557 * tree-vectorizer.c: Likewise.
5558 * function.h: Likewise.
5559 * langhooks.h: Likewise.
5560 * tree-vectorizer.h: Likewise.
5561 * ipa-type-escape.c: Likewise.
5562 * ipa-type-escape.h: Likewise.
5563 * domwalk.c: Likewise.
5564 * tree-if-conv.c: Likewise.
5565 * profile.c: Likewise.
5566 * domwalk.h: Likewise.
5567 * tree-data-ref.c: Likewise.
5568 * tree-data-ref.h: Likewise.
5569 * tree-flow-inline.h: Likewise.
5570 * tree-affine.c: Likewise.
5571 * tree-vect-analyze.c: Likewise.
5572 * c-typeck.c: Likewise.
5573 * gimplify.c: Likewise.
5574 * coretypes.h: Likewise.
5575 * tree-ssa-phiopt.c: Likewise.
5576 * calls.c: Likewise.
5577 * tree-ssa-coalesce.c: Likewise.
5578 * tree.def: Likewise.
5579 * tree-dfa.c: Likewise.
5580 * except.c: Likewise.
5581 * except.h: Likewise.
5582 * cfgexpand.c: Likewise.
5583 * tree-cfgcleanup.c: Likewise.
5584 * tree-ssa-pre.c: Likewise.
5585 * tree-ssa-live.c: Likewise.
5586 * tree-sra.c: Likewise.
5587 * tree-ssa-live.h: Likewise.
5588 * tree-predcom.c: Likewise.
5589 * lambda.h: Likewise.
5590 * tree-mudflap.c: Likewise.
5591 * ipa-prop.c: Likewise.
5592 * print-tree.c: Likewise.
5593 * tree-ssa-copy.c: Likewise.
5594 * ipa-prop.h: Likewise.
5595 * tree-ssa-forwprop.c: Likewise.
5596 * ggc-page.c: Likewise.
5597 * c-omp.c: Likewise.
5598 * tree-ssa-dce.c: Likewise.
5599 * tree-vect-patterns.c: Likewise.
5600 * tree-ssa-ter.c: Likewise.
5601 * tree-nested.c: Likewise.
5602 * tree-ssa.c: Likewise.
5603 * lambda-code.c: Likewise.
5604 * tree-ssa-loop-prefetch.c: Likewise.
5605 * tree-inline.c: Likewise.
5606 * tree-inline.h: Likewise.
5607 * tree-iterator.c: Likewise.
5608 * tree-optimize.c: Likewise.
5609 * tree-ssa-phiprop.c: Likewise.
5610 * tree-vect-transform.c: Likewise.
5611 * tree-object-size.c: Likewise.
5612 * tree-outof-ssa.c: Likewise.
5613 * cfgloop.c: Likewise.
5614 * system.h: Likewise.
5615 * tree-profile.c: Likewise.
5616 * cfgloop.h: Likewise.
5617 * c-gimplify.c: Likewise.
5618 * c-common.c: Likewise.
5619 * tree-vect-generic.c: Likewise.
5620 * tree-flow.h: Likewise.
5621 * c-common.h: Likewise.
5622 * basic-block.h: Likewise.
5623 * tree-ssa-structalias.c: Likewise.
5624 * tree-switch-conversion.c: Likewise.
5625 * tree-ssa-structalias.h: Likewise.
5626 * tree-cfg.c: Likewise.
5627 * passes.c: Likewise.
5628 * ipa-struct-reorg.c: Likewise.
5629 * ipa-struct-reorg.h: Likewise.
5630 * tree-ssa-reassoc.c: Likewise.
5631 * cfgrtl.c: Likewise.
5632 * varpool.c: Likewise.
5634 * tree-ssanames.c: Likewise.
5635 * tree-ssa-threadedge.c: Likewise.
5636 * langhooks-def.h: Likewise.
5637 * tree-ssa-operands.c: Likewise.
5638 * config/alpha/alpha.c: Likewise.
5639 * config/frv/frv.c: Likewise.
5640 * config/s390/s390.c: Likewise.
5641 * config/m32c/m32c.c: Likewise.
5642 * config/m32c/m32c-protos.h: Likewise.
5643 * config/spu/spu.c: Likewise.
5644 * config/sparc/sparc.c: Likewise.
5645 * config/i386/i386.c: Likewise.
5646 * config/sh/sh.c: Likewise.
5647 * config/xtensa/xtensa.c: Likewise.
5648 * config/stormy16/stormy16.c: Likewise.
5649 * config/ia64/ia64.c: Likewise.
5650 * config/rs6000/rs6000.c: Likewise.
5651 * config/pa/pa.c: Likewise.
5652 * config/mips/mips.c: Likewise.
5654 2008-07-28 Simon Baldwin <simonb@google.com>
5656 * c-pragma.c (handle_pragma_message): New function.
5657 (init_pragma): Register handle_pragma_message.
5658 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5661 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5663 PR tree-optimization/35252
5664 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5665 REALPART_EXPR to be considered as same load operation.
5667 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5669 PR tree-optimization/36830
5670 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5671 (expressions_equal_p): Return false if only one operand is null.
5673 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5675 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5676 version requirements.
5678 2008-07-26 Olivier Hainque <hainque@adacore.com>
5680 * collect2.c (symkind): New enum. Symbol kinds we care about.
5681 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5682 code and head comment accordingly.
5683 (scan_prog_file): Use symkind names instead of bare integers.
5685 2008-07-25 Jan Hubicka <jh@suse.cz>
5687 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5689 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5690 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5691 * dojump.c (clear_pending_stack_adjust): Likewise.
5692 * print-tree.c (print_node): Ignore DECL_INLINE.
5693 * tree-inline.c (inlinable_function_p): Likewise.
5695 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5697 * doc/extend.texi (hot attribute): Document that the hot attribute
5698 turns on -O3 for some ports.
5699 (cold attribute): Document that the cold attribute turns on -Os
5702 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5703 reflect function specific option support.
5705 * target.h (struct target_option_hooks): Add fields to say whether
5706 the cold attribute implies -Os and the hot attribute implies -O3.
5708 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5709 By default, do not turn on -Os for cold functions.
5710 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5711 not turn on -O3 for hot functions.
5713 * c-common.c (handle_hot_attribute): Use target hook to determine
5714 if hot functions should enable -O3.
5715 (handle_cold_attribute): Use target hook to determine if cold
5716 functions should enable -Os.
5718 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5719 (override_options): Move disable scheduling to
5720 optimization_options.
5721 (optimization_options): Disable scheduling here, not
5723 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5724 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5726 * config/ia64/ia64.c (ia64_override_options): Move setting
5727 scheduling flags to ia64_optimization_options.
5728 (ia64_optimization_options): Disable scheduling options here, and
5729 not in ia64_override_options.
5730 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5731 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5733 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5736 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5738 2008-07-25 Martin Jambor <mjambor@suse.cz>
5740 PR tree-optimization/36926
5741 * ipa-prop.c (ipa_analyze_call_uses): Call
5742 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5744 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5746 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5747 movv2si_internal): Add mem = reg alternative.
5749 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5752 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5753 DEFAULT_PCC_STRUCT_RETURN to 127.
5755 2008-07-24 Jan Hubicka <jh@suse.cz>
5757 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5758 (build_cgraph_edges): Likewise.
5759 * cgraph.c (cgraph_node): Do not update assembler hash.
5760 (cgraph_remove_node): Drop non-unit-at-a-time code.
5761 * tree-pass.h (pass_O0_always_inline): Remove.
5762 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5763 * toplev.c (process_options): Flag unit-at-a-time does not imply
5765 * cgraphunit.c: Update comments.
5766 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5767 (cgraph_assemble_pending_functions): Remove.
5768 (cgraph_reset_node): Drop non-unit-at-a-time code.
5769 (cgraph_finalize_function): Likewise.
5770 (cgraph_analyze_function): Likewise.
5771 (cgraph_finalize_compilation_unit): Likewise.
5772 (cgraph_expand_function): Likewise.
5773 (cgraph_optimize): Likesise.
5774 (save_inline_function_body): Likewise.
5775 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5776 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5777 * ipa-inline.c: Update comments.
5778 (enum inlining_mode): remove INLINE_SPEED.
5779 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5780 (cgraph_mark_inline_edge): Likewise.
5781 (try_inline): Likewise.
5782 (cgraph_decide_inlining_incrementally): Likewise.
5783 (cgraph_gate_inlining): Remove.
5784 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5785 (cgraph_gate_early_inlining): Likewise.
5786 (gate_inline_passes): Remove.
5787 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5788 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5789 pass_O0_always_inline): Remove.
5790 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5791 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5792 * opts.c (no_unit_at_a_time_default): Remove.
5793 (decode_options): Remove flag_unit_at_a_time reset and warning.
5794 * opts.h (no_unit_at_a_time_default): Remove.
5795 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5796 early in GNU dialect.
5797 (merge_decls): Update comment; drop unit-at-a-time check.
5798 (finish_decl): Likewise.
5799 (grok_declaration): Remove flag_inline_trees code.
5800 (finish_functions): Return on function returning non-void on all
5802 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5803 * cfgexpand.c (expand_one_static_var): Remove.
5804 (expand_one_var): Remove expand_one_static_var call.
5805 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5806 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5807 and flag_unit_at_a-time compatibility checks.
5808 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5809 * tree-inline.c (flag_inline_trees): Remove.
5810 (inlinable_function_p): Don't check it.
5811 (expand_call_inline): Remove non-unit-at-a-time code.
5812 * tree-inline.h (flag_inline_trees): Remove.
5813 * tree-optimize.c (execute_early_local_optimizations): Remove
5814 unit-at-a-time checks.
5815 (tree_rest_of_compilation): Likewise.
5816 * combine.c (setup_incoming_promotions): Likewise.
5817 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5818 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5819 * passes.c (pass_inline_parameters): Update comments; remove
5820 O0_alwaysinline pass.
5821 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5822 (execute_one_pass): Likewise.
5823 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5824 (ix86_function_sseregparm): Likewise.
5825 * arm.c (arm_function_in_section_p): Likewise.
5826 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5827 * varpool.c: Update comments.
5828 (decide_is_variable_needed): Remove unit-at-a-time checks.
5829 (varpool_finalize_decl): Likewise.
5831 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5833 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5835 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5837 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5839 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5840 imp symbol extension.
5842 2008-07-23 Ian Lance Taylor <iant@google.com>
5844 * tree-vrp.c (infer_value_range): Ignore asm statements when
5845 looking for memory accesses for -fdelete-null-pointer-checks.
5847 2008-07-24 Ben Elliston <bje@au.ibm.com>
5849 * config/spu/spu-c.c (__vector_keyword): New variable.
5850 (vector_keyword): Likewise.
5851 (spu_categorize_keyword): New function.
5852 (spu_macro_to_expand): Likewise.
5853 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5854 compiling an ISO C dialect.
5856 2008-07-24 Ben Elliston <bje@au.ibm.com>
5858 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5861 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5863 * configure: Regenerate.
5864 * configure.ac: Require texinfo 4.7.
5865 * doc/install.texi: Document texinfo 4.7 requirement.
5867 2008-07-23 Martin Jambor <mjambor@suse.cz>
5869 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5870 rather than for DECL_SAVED_TREE.
5871 * ipa-prop.c: Include diagnostic.h.
5872 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5874 (ipa_detect_param_modifications): Function rewritten from scratch.
5875 (ipa_compute_jump_functions): Changed accesses to modification flags.
5876 (ipa_free_node_params_substructures): Update flags destruction.
5877 (ipa_node_duplication_hook): Update flags duplication.
5878 (ipa_print_all_params_modified): Updated flag access.
5879 * ipa-prop.h (struct ipa_param_flags): New structure.
5880 (struct ipa_node_params): New field modification_analysis_done,
5881 modified_flags changed into param_flags.
5882 (ipa_is_ith_param_modified): Changed to use new flags.
5883 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5885 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5886 ipa-cp.c and split into two functions.
5887 (ipa_print_node_jump_functions): New function.
5888 (compute_scalar_jump_functions): New function.
5889 (type_like_member_ptr_p): New function.
5890 (compute_pass_through_member_ptrs): New function.
5891 (fill_member_ptr_cst_jump_function): New function.
5892 (determine_cst_member_ptr): New function.
5893 (compute_cst_member_ptr_arguments): New function.
5894 (ipa_compute_jump_functions): Complete rewrite.
5895 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5896 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5897 (struct ipa_member_ptr_cst): New structure.
5898 (union jump_func_value): New field member_cst.
5899 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5900 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5901 jump function types.
5902 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5903 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5904 instead of ipcp_print_all_jump_functions.
5905 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5906 only for replacable scalars.
5908 * doc/invoke.texi (Optimize options): Add description of
5909 -findirect-inlining.
5910 * common.opt (flag_indirect_inlining): New flag.
5911 * opts.c (decode_options): Set flag_indirect_inlining when
5914 * ipa-inline.c: Include ipa-prop.h.
5915 (inline_indirect_intraprocedural_analysis): New function.
5916 (inline_generate_summary): Allocate parameter and argument info
5917 structures, call inline_indirect_intraprocedural_analysis on each
5918 node when doing indirect inlining and deallocate indirect inlining
5919 data structures in the end.
5920 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5921 (free_all_ipa_structures_after_iinln): New function.
5922 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5924 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5926 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5927 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5928 of computing the frequency separately.
5929 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5930 of computing the frequency separately.
5931 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5932 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5933 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5934 (ipa_get_stmt_member_ptr_load_param): New function.
5935 (ipa_is_ssa_with_stmt_def): New function.
5936 (ipa_note_param_call): New function.
5937 (ipa_analyze_call_uses): New function.
5938 (ipa_analyze_stmt_uses): New function.
5939 (ipa_analyze_params_uses): New function.
5940 (ipa_free_node_params_substructures): Also free the param_calls linked
5942 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5943 (ipa_print_node_param_flags): New function.
5944 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5945 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5946 * ipa-prop.h (struct ipa_param_flags): New field called.
5947 (struct ipa_param_call_note): New structure.
5948 (struct ipa_node_params): New fields param_calls and
5950 (ipa_is_ith_param_called): New function.
5951 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5952 ipa_analyze_params_uses and dump parameter flags.
5954 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5955 ipa_propagate_indirect_call_infos if performing indirect inlining,
5956 pass a new parameter new_edges to it.
5957 (add_new_edges_to_heap): New fucntion.
5958 (cgraph_decide_inlining_of_small_functions): New vector
5959 new_indirect_edges for newly found indirect edges , call
5960 ipa_propagate_indirect_call_infos after inlining.
5961 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5962 inlining if performing indirect inlining. Call
5963 free_all_ipa_structures_after_iinln when doing so too.
5964 (inline_generate_summary): Do not call
5965 free_all_ipa_structures_after_iinln here.
5966 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5967 (print_edge_addition_message): New function.
5968 (update_call_notes_after_inlining): New function.
5969 (propagate_info_to_inlined_callees): New function.
5970 (ipa_propagate_indirect_call_infos): New function.
5971 * ipa-prop.h: Include cgraph.h
5972 (struct ipa_param_call_note): Fields reordered, new field processed.
5973 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5975 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5976 rediscovered call statements.
5977 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5978 (dump_cgraph_node): Dump also the indirect_call flag.
5979 (cgraph_clone_edge): Copy also the indirect_call flag.
5980 * tree-inline.c (copy_bb): Do not check for fndecls from call
5981 expressions, check for edge availability when moving clones.
5982 (get_indirect_callee_fndecl): New function.
5983 (expand_call_inline): If callee declaration is not apprent from
5984 the statement, try calling get_indirect_callee_fndecl. Do not
5985 issue warnings or call sorry when not inlinings an indirect edge.
5986 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5988 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5989 bit more frandly to matching.
5990 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5991 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5992 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5994 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5997 * opth-gen.awk: Suppress function specific features when building
5999 * optc-gen.awk: Ditto.
6001 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6004 * diagnostic.c (pedwarn): Add opt parameter.
6006 * c-tree.h (pedwarn_init): Add opt parameter.
6007 (pedwarn_c90): Likewise.
6008 (pedwarn_c99): Likewise.
6009 * c-errors.c (pedwarn_c99): Likewise.
6010 (pedwarn_c90): Likewise.
6011 * toplev.h (pedwarn): Update declaration.
6012 (pedwarn0): Declare.
6013 * c-lex.c: All calls to pedwarn changed.
6014 * builtins.c: All calls to pedwarn changed.
6015 * toplev.c: All calls to pedwarn changed.
6016 * c-decl.c: All calls to pedwarn changed.
6017 * c-typeck.c: All calls to pedwarn changed.
6018 * c-common.c: All calls to pedwarn changed.
6019 * c-parser.c: All calls to pedwarn changed.
6021 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6022 Karthik Kumar <karthikkumar@gmail.com>
6024 * attribs.c (file scope): Include c-common.h.
6025 (decl_attributes): Add support for #pragma GCC optimize and
6028 * targhooks.c (default_can_inline_p): New function that is the
6029 default for the TARGET_CAN_INLINE_P target hook.
6031 * targhooks.h (default_can_inline_p): Add declaration.
6033 * tree.c (cl_optimization_node): New static tree for building
6034 OPTIMIZATION_NODE tree.
6035 (cl_target_option_node): New static tree for building
6036 TARGET_OPTION_NODE tree.
6037 (cl_option_hash_table): New hash table for hashing
6038 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6039 (cl_option_hash_hash): New function to provide the hash value for
6040 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6041 (cl_option_hash_eq): New function to provide an equality test for
6042 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6043 (tree_code_size): Add support for OPTIMIZATION_NODE and
6044 TARGET_OPTION_NODE trees.
6045 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6046 TARGET_OPTION_NODE trees.
6047 (build_optimization_node): Build a tree that has all of the
6048 current optimization options.
6049 (build_target_option_node): Build a tree that has the target
6050 options that might be changed on a per function basis.
6052 * tree.h (file scope): Include options.h.
6053 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6054 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6055 (TREE_OPTIMIZATION): Ditto.
6056 (TREE_TARGET_SPECIFIC): Ditto.
6057 (struct tree_function_decl): Add fields for remembering the
6058 current optimization options and target specific options.
6059 (struct tree_optimization_option): New tree variant that remembers
6060 the optimization options.
6061 (struct tree_target_option): New tree variant that remembers the
6062 target specific flags that might change for compiling a particular
6064 (union tree_node): Include tree_optimization_option and
6065 tree_target_option fields.
6066 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6067 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6068 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6069 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6070 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6071 optimization and target options.
6072 (optimization_default_node): New macro to refer to global_trees
6074 (optimization_current_node): Ditto.
6075 (optimization_cold_node): Ditto.
6076 (optimization_hot_node): Ditto.
6077 (target_option_default_node): Ditto.
6078 (target_option_current_node): Ditto.
6079 (current_option_pragma): Ditto.
6080 (current_optimize_pragma): Ditto.
6082 * target.h (struct gcc_target): Add valid_option_attribute_p,
6083 target_option_save, target_option_restore, target_option_print,
6084 target_option_pragma_parse, and can_inline_p hooks.
6086 * toplev.h (parse_optimize_options): Add declaration.
6087 (fast_math_flags_struct_set_p): Ditto.
6089 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6090 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6093 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6094 tree_can_inline_p hook to see if one function can inline another.
6095 (cgraph_decide_inlining): Ditto.
6096 (cgraph_decide_inlining_incrementally): Ditto.
6098 * opts.c (decode_options): Add support for running multiple times
6099 to allow functions with different target or optimization options
6100 than was specified on the command line.
6101 (fast_math_flags_struct_set_p): New function that is similar to
6102 fast_math_flags_set_p, except it uses the values in the
6103 cl_optimization structure instead of global variables.
6105 * optc-gen.awk: Add support for TargetSave to allow a back end to
6106 declare new fields that need to be saved when using function
6107 specific options. Include flags.h and target.h in the options.c
6108 source. Add support for Save to indicate which options can be set
6109 for individual functions. Generate cl_optimize_save,
6110 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6111 cl_target_option_restore, cl_target_option_print functions to
6112 allow functions to use different optimization or target options.
6114 * opt-functions.awk (var_type_struct): Return the type used for
6115 storing the field in a structure.
6117 * opth-gen.awk: Add support for TargetSave to allow a back end to
6118 declare new fields that need to be saved when using function
6119 specific options. Add support for Save to indicate which options
6120 can be set for individual functions. Only generate one extern for
6121 Mask fields. Generate cl_optimization and cl_target_option
6122 structures to remember optimization and target options.
6124 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6125 collecting new tree nodes.
6126 (TS_TARGET_OPTION): Ditto.
6128 * c-decl.c (merge_decls): Merge function specific target and
6129 optimization options.
6131 * function.c (invoke_set_current_function_hook): If the function
6132 uses different optimization options, change the global variables
6135 * coretypes.h (struct cl_optimization): Add forward reference.
6136 (struct cl_target_option): Ditto.
6138 * c-pragma.c (option_stack): New static vector to remember the
6139 current #pragma GCC option stack.
6140 (handle_pragma_option): New function to support #pragma GCC option
6141 to change target options.
6142 (optimize_stack): New static vector to remember the current
6143 #pragma GCC optimize stack.
6144 (handle_pragma_optimize): New function to support #pragma GCC
6145 optimize to change optimization options.
6146 (init_pragma): Add support for #pragma GCC optimize and #pragma
6149 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6150 optimization options.
6151 (TARGET_OPTION_NODE): New tree code for remembering certain target
6154 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6155 TARGET_OPTION_NODE trees.
6157 * common.opt (-O): Add Optimization flag.
6159 (-fmath-errno): Ditto.
6160 (-falign-functions): Add UInteger flag to make sure flag gets full
6161 int in cl_optimization structure.
6162 (-falign-jumps): Ditto.
6163 (-falign-labels): Ditto.
6164 (-falign-loops): Ditto.
6165 (-fsched-stalled-insns): Ditto.
6166 (-fsched-stalled-insns-dep): Ditto.
6168 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6170 (TARGET_OPTION_SAVE): Ditto.
6171 (TARGET_OPTION_RESTORE): Ditto.
6172 (TARGET_OPTION_PRINT): Ditto.
6173 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6174 (TARGET_CAN_INLINE_P): Ditto.
6175 (TARGET_INITIALIZER): Add new hooks.
6177 * tree-inline.c (tree_can_inline_p): New function to determine
6178 whether one function can inline another. Check if the functions
6179 use compatible optimization options, and also call the backend
6182 * tree-inline.h (tree_can_inline_p): Add declaration.
6184 * c-common.c (c_common_attribute): Add support for option and
6185 optimize attributes.
6186 (handle_option_attribute): Add support for the option attribute to
6187 allow the user to specify different target options for compiling a
6189 (handle_optimize_attribute): Add support for the optimize
6190 attribute to allow the user to specify different optimization
6191 options for compiling a specific function.
6192 (handle_hot_attribute): Turn on -O3 optimization for this one
6193 function if it isn't the default optimization level.
6194 (handle_cold_attribute): Turn on -Os optimization for this one
6195 function if it insn't the default optimization.
6196 (const_char_p): New const char * typedef.
6197 (optimize_args): New static vector to remember the optimization
6199 (parse_optimize_options): New function to set up the optimization
6200 arguments from either the optimize attribute or #pragma GCC optimize.
6202 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6203 (builtin_define_std): Ditto.
6205 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6206 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6207 (x86_64-*-*): Ditto.
6209 * Makefile.in (TREE_H): Add options.h.
6210 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6212 * doc/extend.texi (option attribute): Document new attribute.
6213 (optimize attribute): Ditto.
6214 (hot attribute): Document hot attribute sets -O3.
6215 (cold attribute): Document cold attribute sets -Os.
6216 (#pragma GCC option): Document new pragma.
6217 (#pragma GCC optimize): Ditto.
6219 * doc/options.texi (TargetSave): Document TargetSave syntax.
6220 (UInteger): Document UInteger must be used for certain flags.
6221 (Save): Document Save option to create target specific options
6222 that can be saved/restored on a function specific context.
6224 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6225 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6227 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6228 (TARGET_OPTION_SAVE): Ditto.
6229 (TARGET_OPTION_RESTORE): Ditto.
6230 (TARGET_OPTION_PRINT): Ditto.
6231 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6232 (TARGET_CAN_INLINE_P): Ditto.
6234 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6236 (-mfpmath=both): Ditto.
6238 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6239 Karthik Kumar <karthikkumar@gmail.com>
6241 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6242 (TARGET_POPCNT): Ditto.
6243 (TARGET_SAHF): Ditto.
6244 (TARGET_AES): Ditto.
6245 (TARGET_PCLMUL): Ditto.
6246 (TARGET_CMPXCHG16B): Ditto.
6247 (TARGET_RECIP): Move switch into target_flags.
6248 (TARGET_FUSED_MADD): Ditto.
6249 (ix86_arch_features): Make an unsigned char type.
6250 (ix86_tune_features): Ditto.
6251 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6252 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6253 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6255 * config/i386/i386.opt (arch): New TargetSave field to define
6256 fields that need to be saved for function specific option support.
6259 (branch_cost): Ditto.
6260 (ix86_isa_flags_explicit): Ditto.
6261 (tune_defaulted): Ditto.
6262 (arch_specified): Ditto.
6263 (-m128-long-double): Add Save flag to save option for target
6264 specific option support.
6266 (-maccumulate-outgoing-args): Ditto.
6267 (-malign-double): Ditto.
6268 (-malign-stringops): Ditto.
6269 (-mfancy-math-387): Ditto.
6270 (-mhard-float): Ditto.
6272 (-minline-all-stringops): Ditto.
6273 (-minline-stringops-dynamically): Ditto.
6274 (-mms-bitfields): Ditto.
6275 (-mno-align-stringops): Ditto.
6276 (-mno-fancy-math-387): Ditto.
6277 (-mno-push-args): Ditto.
6278 (-mno-red-zone): Ditto.
6279 (-mpush-args): Ditto.
6280 (-mred-zone): Ditto.
6282 (-msseregparm): Ditto.
6283 (-mstack-arg-probe): Ditto.
6298 (-mrecip): Move flag into target_flags.
6300 (-mno-fused-madd): Ditto.
6301 (-mfused-madd): Ditto.
6302 (-mabm): Move flag into ix86_isa_flags.
6309 * config/i386/i386-c.c: New file for #pragma support.
6310 (ix86_target_macros_internal): New function to #define or #undef
6311 target macros based when the user uses the #pragma GCC option to
6312 change target options.
6313 (ix86_pragma_option_parse): New function to add #pragma GCC option
6315 (ix86_target_macros): Move defining the target macros here from
6316 TARGET_CPU_CPP_BUILTINS in i386.h.
6317 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6318 defined, initialize any subtarget #pragmas.
6320 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6321 REGISTER_TARGET_PRAGMAS.
6323 * config/i386/t-i386: New file for x86 dependencies.
6324 (i386.o): Make dependencies mirror the include files used.
6325 (i386-c.o): New file, add dependencies.
6327 * config/i386/i386-protos.h (override_options): Add bool argument.
6328 (ix86_valid_option_attribute_tree): Add declaration.
6329 (ix86_target_macros): Ditto.
6330 (ix86_register_macros): Ditto.
6332 * config/i386/i386.c (ix86_tune_features): Move initialization of
6333 the target masks to initial_ix86_tune_features to allow functions
6334 to have different target options. Make type unsigned char,
6335 instead of unsigned int.
6336 (initial_ix86_tune_features): New static vector to hold processor
6337 masks for the tune variables.
6338 (ix86_arch_features): Move initialization of the target masks to
6339 initial_ix86_arch_features to allow functions to have different
6340 target options. Make type unsigned char, instead of unsigned int.
6341 (initial_ix86_arch_features): New static vector to hold processor
6342 masks for the arch variables.
6343 (enum ix86_function_specific_strings): New enum to describe the
6344 string options used for attribute((option(...))).
6345 (ix86_target_string): New function to return a string that
6346 describes the target options.
6347 (ix86_debug_options): New function to print the current options in
6349 (ix86_function_specific_save): New function hook to save the
6350 function specific global variables in the cl_target_option structure.
6351 (ix86_function_specific_restore): New function hook to restore the
6352 function specific variables from the cl_target_option structure to
6353 the global variables.
6354 (ix86_function_specific_print): New function hook to print the
6355 target specific options in the cl_target_option structure.
6356 (ix86_valid_option_attribute_p): New function hook to validate
6357 attribute((option(...))) arguments.
6358 (ix86_valid_option_attribute_tree): New function that is common
6359 code between attribute((option(...))) and #pragma GCC option
6360 support that parses the options and returns a tree holding the options.
6361 (ix86_valid_option_attribute_inner_p): New helper function for
6362 ix86_valid_option_attribute_tree.
6363 (ix86_can_inline_p): New function hook to decide if one function
6364 can inline another on a target specific basis.
6365 (ix86_set_current_function); New function hook to switch target
6366 options if the user used attribute((option(...))) or #pragma GCC
6368 (ix86_tune_defaulted): Move to static file scope from
6370 (ix86_arch_specified): Ditto.
6371 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6373 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6374 (OPTION_MASK_ISA_ABM_SET): Ditto.
6375 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6376 (OPTION_MASK_ISA_CX16_SET): Ditto.
6377 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6378 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6379 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6380 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6381 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6382 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6383 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6384 (struct ptt): Move to static file scope from override_options.
6385 (processor_target_table): Ditto.
6387 (ix86_handle_option): Add support for options that are now isa options.
6388 (override_options): Add support for declaring functions that
6389 support different target options than were specified on the
6390 command line. Move struct ptt, processor_target_table, cpu_names,
6391 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6392 Add bool argument. Fix up error messages so the appropriate error
6393 is given for either command line or attribute.
6394 (ix86_previous_fndecl): New static to remember previous function
6395 declaration to see if we need to change target options.
6396 (ix86_builtins_isa): New array to record the ISA of each builtin
6398 (def_builtin): Always create the builtin function, even if the
6399 current ISA doesn't support it.
6400 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6401 tests for those builtins.
6402 (ix86_init_builtins): Remove TARGET_MMX test for calling
6403 ix86_init_mmx_sse_builtins.
6404 (ix86_expand_builtin): If the current ISA doesn't support a given
6405 builtin, signal an error.
6406 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6407 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6408 (TARGET_OPTION_SAVE): Ditto.
6409 (TARGET_OPTION_RESTORE): Ditto.
6410 (TARGET_OPTION_PRINT): Ditto.
6411 (TARGET_CAN_INLINE_P): Ditto.
6413 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6415 * c-typeck.c (build_external_ref): Don't call assemble_external.
6416 * final.c (output_operand): Call assemble_external.
6418 2008-07-21 DJ Delorie <dj@redhat.com>
6420 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6421 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6423 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6425 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6426 original insn and splitter contents into ...
6427 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6428 flag_unsafe_math_optimizations. Add dummy scratch register.
6429 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6430 !flag_unsafe_math_optimizations. Returns number with next
6431 highest magnitude if this is still less or equal to the true
6432 quotient in magnitude.
6434 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6436 * Makefile.in: Replace toplev.h with TOPLEV_H.
6437 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6438 * c-lex.c (fe_file_change): Don't set in_system_header.
6439 * c-parser.c (c_token): Remove in_system_header.
6440 (c_lex_one_token): Don't set in_system_header.
6441 (c_parser_set_source_position_from_token): Don't set in_system_header.
6442 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6445 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6446 * flags.h (in_system_header): Remove.
6447 * function.c (saved_in_system_header): Remove.
6448 (push_cfun): Don't set in_system_header.
6449 (pop_cfun): Don't set in_system_header.
6450 (push_struct_function): Don't set in_system_header.
6451 * input.h (expanded_location): Add sysp.
6452 (in_system_header_at): New.
6453 (in_system_header): New.
6454 * toplev.c (in_system_header): Remove.
6455 * toplev.h: Include input.h
6457 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6458 * tree-ssa.c (warn_uninit): Call warning_at.
6459 (warn_uninitialized_var): Update calls to warn_uninit.
6460 (warn_uninitialized_phi): Update calls to warn_uninit.
6461 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6462 (expand_location): Initialize xloc.sysp.
6463 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6464 (tree_decl_with_vis): Remove in_system_header_flag.
6466 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6469 * recog.c (asm_operand_ok): Change the order of the extra
6470 memory constraint checks.
6472 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6475 * tree-switch-conversion.c (build_one_array): Call
6476 varpool_mark_needed_node and varpool_finalize_decl
6477 instead of assemble_variable.
6479 2008-07-19 Jan Hubicka <jh@suse.cz>
6481 * cgraph.c (cgraph_add_new_function): Do early local passes.
6482 * tree-nrv.c (gate_pass_return_slot): New gate.
6483 (pass_nrv): Add the gate.
6484 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6486 (coalesce_ssa_name): Coalesce SSA names.
6487 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6488 not optimizing so unused user vars remains visible.
6489 * common.opt (flag_tree_ter): Always enable by default.
6490 * tree-ssa-ter.c: Include flags.h
6491 (is_replaceable_p): Check that locations match; when aliasing is missing
6492 be conservative about loads.
6493 * tree-optimize.c (gate_init_datastructures): Remove.
6494 (pass_init_datastructures): New.
6495 * passes.c: Reorder passes so we always go into SSA.
6497 2008-07-19 Jan Hubicka <jh@suse.cz>
6499 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6500 * doc/invoke.texi (--combine): Likewise.
6501 (-finline-functions-called-once): Update levels when enabled.
6502 (-funit-at-a-time): Document new behaviour.
6503 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6504 -fno-section-anchors when disabled explicitly.
6505 (inline params): They are not ignored now.
6506 (precompiled headers): Remove unit-at-a-time as being incompatible.
6507 * opts.c (decode_options): Handle unit-at-a-time as alias;
6508 imply -fno-section-anchors when toplevel reorder is disabled
6510 * common.opt (ftoplevel-reorder): Set default value to 2.
6511 (funit-at-a-time): Set default value to 1.
6512 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6515 2008-07-19 Jan Hubicka <jh@suse.cz>
6517 * builtins.c (expand_builtin_int_roundingfn,
6518 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6521 2008-07-19 Richard Guenther <rguenther@suse.de>
6524 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6525 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6526 * tree-ssa-pre.c (get_expr_value_id): For newly created
6527 constant value-ids make sure to add the expression to its
6530 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6533 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6534 return value of the builtin is ignored.
6536 2008-07-19 Olivier Hainque <hainque@adacore.com>
6538 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6539 bits, a C conformant malloc implementation has to provide.
6540 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6542 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6546 * reload.c (find_reloads_subreg_address): Only reload address if
6547 reloaded == 0, not for reloaded != 1.
6550 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6551 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6552 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6553 m32c_legitimize_reload_address.
6555 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6556 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6557 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6559 2008-07-19 Olivier Hainque <hainque@adacore.com>
6561 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6562 argument, saying whether nested array are to be collapsed
6563 into a single array type DIE with multiple subscripts.
6564 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6565 issues, centralize the nested array types collapsing control and
6566 disable the transformation for Ada.
6568 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6573 (x86_64_shift_adj_2): New expander.
6574 (x86_64_shift_adj_3): Ditto.
6575 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6576 to split TImode operands.
6577 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6578 (ix86_split_lshr): Ditto.
6580 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6582 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6583 and __CHAR32_TYPE__.
6584 * c-typeck.c (digest_init): Support char16_t and char32_t.
6585 (set_nonincremental_init_from_string): Idem.
6587 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6590 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6591 PREFERRED_STACK_BOUNDARY.
6592 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6594 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6597 * function.c (locate_and_pad_parm): Cap boundary earlier.
6599 2008-07-17 Julian Brown <julian@codesourcery.com>
6601 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6602 no-op for targets which don't use DLLs.
6604 2008-07-17 Martin Jambor <mjambor@suse.cz>
6606 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6607 that nodes are relevant by examining the node->analyzed flag.
6608 (ipcp_init_stage): Check which nodes are relevant, assert that the
6609 relevant ones are also required.
6610 (ipcp_propagate_stage): Check on the side arrays are properly
6612 (ipcp_print_all_jump_functions): Make sure not to touch any node
6613 that is not analyzed or an edge that does not have a corresponding
6614 entry in the on-the-side vectors.
6615 (ipcp_function_scale_print): Likewise.
6616 (ipcp_update_callgraph): Check that the node is relevant.
6617 (ipcp_insert_stage): Check that the node is relevant. Check there is
6618 an info for every node and edge.
6619 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6620 (ipa_print_all_tree_maps): Likewise and a new variable info.
6621 (ipa_print_all_params_modified): Likewise.
6622 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6624 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6627 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6629 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6631 PR rtl-optimization/36753
6632 * fwprop.c (use_killed_between): Don't shortcut
6633 single-definition global registers.
6635 2008-07-16 Jan Hubicka <jh@suse.cz>
6637 * cgraph.h (varpool_empty_needed_queue): Declare.
6638 * cgraphunit.c (output_in_order): Mark all variables as needed;
6640 * varpool.c (varpool_assemble_node): Update debug queue.
6641 (varpool_assemble_pending_decls): Don't do it here.
6642 (varpool_empty_needed_queue): New function.
6644 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6646 * recog.c (peephole2_optimize): Fix formatting.
6648 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6650 * c-pch.c (get_ident): Avoid C++ keywords.
6651 * combine-stack-adj.c (single_set_for_csa): Likewise.
6652 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6653 output_asm_insn): Likewise.
6654 * reload.c (push_secondary_reload, find_reusable_reload,
6655 push_reload, combine_reloads, find_reloads,
6656 debug_reload_to_stream): Likewise.
6657 * reload.h (struct reload): Likewise.
6658 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6659 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6660 emit_output_reload_insns): Likewise.
6661 * targhooks.c (default_secondary_reload): Likewise.
6662 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6664 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6666 * recog.c (validate_change_1, validate_change,
6667 validate_unshare_change, validate_replace_rtx_1, struct
6668 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6670 * reload.c (push_secondary_reload, secondary_reload_class,
6671 scratch_reload_class, find_valid_class, find_reusable_reload,
6672 push_reload, find_dummy_reload, find_reloads_address_1,
6673 find_reloads_address_part, find_equiv_reg): Likewise.
6674 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6675 choose_reload_regs): Likewise.
6676 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6678 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6679 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6680 * sched-rgn.c (concat_INSN_LIST): Likewise.
6681 * stor-layout.c (mode_for_size, mode_for_size_tree,
6682 smallest_mode_for_size): Likewise.
6684 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * cfg.c (dump_reg_info): Avoid C++ keywords.
6687 * dwarf2asm.c (dw2_force_const_mem,
6688 dw2_asm_output_encoded_addr_rtx): Likewise.
6689 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6690 * expmed.c (expand_shift): Likewise.
6691 * global.c (find_reg): Likewise.
6692 * graph.c (draw_edge): Likewise.
6693 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6694 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6695 widen_clz, widen_bswap, expand_parity, expand_unop,
6696 emit_cmp_and_jump_insn_1): Likewise.
6697 * postreload.c (reload_cse_simplify_operands): Likewise.
6698 * ra.h (add_neighbor): Likewise.
6699 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6700 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6701 record_reg_classes, copy_cost, record_address_regs,
6702 invalid_mode_change_p): Likewise.
6703 * regrename.c (regrename_optimize, scan_rtx_reg,
6704 dump_def_use_chain, find_oldest_value_reg,
6705 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6707 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6709 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6710 MASK_POWERPC64 for power4 in previous commit.
6712 2008-07-16 Olivier Hainque <hainque@adacore.com>
6714 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6715 instead of bare conversion to cast const-ness away.
6717 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6719 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6720 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6721 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6722 (TARGET_FUNCTION_VALUE): Define.
6724 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6726 * config/rs6000/rs6000.c (processor_target_table): Add
6727 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6729 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6732 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6733 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6734 m32c_legitimize_reload_address.
6736 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6738 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6739 DECL_IN_SYSTEM_HEADER in sync.
6741 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6743 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6744 * tree-ssa-pre.c (pre_expr_eq): Ditto
6745 (get_constant_for_value_id): Take a type as an argument.
6746 (fully_constant_expression): Pass in type.
6747 (find_or_generate_expression): Short circuit constant case.
6748 (create_expression_by_pieces): Remove special casing of
6750 (do_regular_insertion): Short circuit constant case.
6751 (do_partial_partial_insertion): Ditto.
6753 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6756 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6758 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6760 * config/xtensa/libgcc-xtensa.ver: New file.
6761 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6763 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6765 * df-problems.c (df_set_note): Avoid C++ keywords.
6766 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6767 * dse.c (record_store, remove_useless_values): Likewise.
6768 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6769 gen_reg_rtx_offset, operand_subword, change_address_1,
6770 change_address, adjust_address_1, offset_address,
6771 widen_memory_access, emit_copy_of_insn_after): Likewise.
6772 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6773 * fwprop.c (should_replace_address, propagate_rtx_1,
6774 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6776 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6777 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6778 * lcm.c (compute_insert_delete, pre_edge_lcm,
6779 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6780 * lower-subreg.c (resolve_reg_notes): Likewise.
6781 * mode-switching.c (optimize_mode_switching): Likewise.
6783 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * bt-load.c (add_btr_def, migrate_btr_def,
6786 branch_target_load_optimize): Avoid C++ keywords.
6787 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6789 * combine.c (subst, simplify_set, make_extraction,
6790 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6791 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6792 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6794 2008-07-15 Richard Guenther <rguenther@suse.de>
6797 * c-common.c (strict_aliasing_warning): Do not warn for
6798 TYPE_REF_CAN_ALIAS_ALL pointers.
6799 (c_common_get_alias_set): may_alias types are not special.
6800 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6801 attribute and set can_ref_all accordingly.
6802 (build_reference_type_for_mode): Likewise.
6803 * doc/extend.texi (may_alias): Clarify.
6805 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6808 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6809 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6811 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6814 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6815 gcc_assert, instead call output_operand_lossage.
6817 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6819 * builtins.c (std_canonical_va_list): Treat structure based
6822 2008-07-15 Ben Elliston <bje@au.ibm.com>
6824 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6826 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6828 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6831 2008-07-14 Jan Hubicka <jh@suse.cz>
6833 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6834 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6835 fix predicates and constraints.
6836 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6837 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6839 2008-07-14 Doug Kwan <dougkwan@google.com>
6841 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6842 additional option file arm/eabi.opt.
6843 * config/arm/eabi.h (File): New configuration file for EABI targets.
6844 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6845 SUBSUBTARGET_EXTRA_SPECS.
6846 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6847 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6848 from STARTFILE_SPEC so that it can be referenced in an override.
6849 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6850 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6851 can be referenced in an override.
6852 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6853 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6854 so that it can be referenced in an override.
6855 (LINK_SPEC): Use BPABI_LINK_SPEC.
6856 * config/arm/eabi.opt (File): New.
6858 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6860 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6861 (FIXED_VALUE_H): New variable.
6862 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6863 input.h, fixed-value.h.
6864 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6865 (BASIC_BLOCK_H): Use $(BITMAP_H).
6866 (FUNCTION_H): Add varray.h.
6867 (IPA_REFERENCE_H): Use $(BITMAP_H).
6868 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6869 (DF_H): Use $(BITMAP_H).
6870 (GGC_H): Add statistics.h.
6872 (INSN_ATTR_H): Use it.
6873 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6875 (SYMTAB_H): Add $(OBSTACK_H).
6876 (CPP_INTERNAL_H): New.
6877 (TREE_DUMP_H): Add tree-pass.h.
6878 (TREE_FLOW_H): Use $(BITMAP_H)
6879 (PRETTY_PRINT_H): Use $(INPUT_H).
6880 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6883 (many object files): Fix lots of header dependencies throughout.
6885 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6887 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6889 (s-gtyp-input): Use them to write tmp-gi.list.
6890 (echo_to_gi.list): Remove.
6892 2008-07-14 Richard Guenther <rguenther@suse.de>
6894 * tree-ssa-sccvn.c (pre_info): Remove.
6895 (switch_to_PRE_table): Likewise.
6896 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6897 (set_hashtable_value_ids): Do not create value-ids for the
6899 (run_scc_vn): Remove double test. Remove bogus special-case
6900 in value-number printing.
6901 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6902 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6904 * tree-flow-inline.h (get_value_handle): Remove.
6905 * tree-flow.h (get_value_handle): Remove.
6907 2008-07-14 Martin Jambor <mjambor@suse.cz>
6909 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6910 in which we generate arithmetics is not a subrange.
6912 2008-07-14 Martin Jambor <mjambor@suse.cz>
6914 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6916 2008-07-14 Richard Guenther <rguenther@suse.de>
6918 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6920 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6923 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6924 reload for symbol refs moved to r0 with -fPIC.
6925 (legitimize_pic_address): Use the target register as temporary
6927 (emit_symbolic_move): Adjust comment.
6928 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6931 2008-07-14 Ben Elliston <bje@au.ibm.com>
6933 * c-common.h (C_CPP_HASHNODE): New macro.
6934 * coretypes.h (struct cpp_token): Forward declare.
6935 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6936 the context-sensitive keyword method.
6937 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6938 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6939 expand_bool_pixel): New.
6940 (altivec_categorize_keyword): New function.
6941 (init_vector_keywords): New function.
6942 (rs6000_macro_to_expand): Likewise.
6943 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6944 compiling an ISO C dialect.
6946 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6948 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6949 (create_expression_by_pieces): Fix typo.
6950 (do_regular_insertion): Use debug counter here too.
6952 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6955 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6956 CONST_OK_FOR_LETTER_P. All port-local users changed.
6957 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6958 implement Kp matching power-of-two.
6959 (CONSTRAINT_LEN): Define to match.
6960 * config/cris/cris.md: Replace all use of constraint K with Kc.
6961 ("*btst*): Use Kp for operand 0 of last alternative.
6963 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6966 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6969 2008-07-13 Jan Hubicka <jh@suse.cz>
6971 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6974 2008-07-13 Richard Guenther <rguenther@suse.de>
6977 * langhooks.c (lhd_print_error_function): Deal with recursive
6980 2008-07-12 Jan Hubicka <jh@suse.cz>
6982 * cgraph.c (assembler_name_hash): New static var.
6983 (hash_node_by_assembler_name, eq_assembler_name): New.
6984 (cgraph_node_for_asm): Use hashtable.
6985 (cgraph_remove_node): Maintain hashtable.
6986 (change_decl_assembler_name): Sanity check that names are not changing
6987 after aliasing was processed.
6988 * cgraph.h (varpoon_node): Add next GGC marker.
6989 * tree.c (decl_assembler_name_equal): Constify.
6990 (decl_assembler_name_hash): New.
6991 * tree.h (decl_assembler_name_equal): Constify.
6992 (decl_assembler_name_hash): Update.
6994 2008-07-12 David Daney <ddaney@avtrex.com>
6996 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6999 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7001 * doc/md.texi: Document the MIPS "v" constraint.
7002 * config/mips/mips.h (reg_class): Revert last change.
7003 (REG_CLASS_NAMES): Likewise.
7004 (REG_CLASS_CONTENTS): Likewise.
7005 * config/mips/mips.c (mips_regno_to_class): Likewise.
7006 * config/mips/constraints.md (v): Likewise, but add documentation.
7007 Add a comment to say that this constraint should not be used in
7010 2008-07-11 DJ Delorie <dj@redhat.com>
7012 * config/h8300/h8300.md (length): Fix branch offset limit.
7014 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7016 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7017 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7018 (avr_hard_regno_scratch_ok): New function.
7019 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7020 * config/avr/avr.md (all peepholes that request a scratch register):
7021 Remove avr_peep2_scratch_safe use.
7023 2008-07-11 Tom Tromey <tromey@redhat.com>
7024 Ian Lance Taylor <iant@google.com>
7026 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7027 (struct c_common_resword): Define.
7028 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7029 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7030 (c_common_reswords, num_c_common_reswords): Declare.
7031 * c-common.c (c_common_reswords): New global const array.
7032 (num_c_common_reswords): New const int.
7033 * c-parser.c (struct resword, reswords): Don't define.
7034 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7035 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7036 than reswords. If warning about C++ keywords, give them a special
7038 (c_lex_one_token): Warn about C++ keywords. Call
7039 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7040 (c_parser_external_declaration): Look for RID_xxx rather than
7041 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7042 (c_parser_statement_after_labels): Likewise.
7043 (c_parser_objc_class_instance_variables): Likewise.
7044 (c_parser_objc_class_declaration): Likewise.
7045 (c_parser_objc_try_catch_statement): Likewise.
7046 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7047 (declspecs_add_type): Likewise.
7049 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7051 * ggc-page.c (alloc_page):
7052 Substituting xmalloc, xcalloc with
7053 XNEWVEC and XCNEWVAR macros which add the
7056 2008-07-11 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/36765
7059 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7060 aliases from HEAP vars to SMTs.
7062 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7065 * configure.ac (loose_warn): Move -Wc++-compat from here...
7066 (strict_warn): ...to here.
7067 * configure: Regenerate.
7069 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7071 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7072 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7073 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7074 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7075 excluding more specific h8300-*-* and sh-*-* targets.
7077 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7079 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7081 (execute_pre): Call loop_optimizer_finalize in early exit.
7083 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7086 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7087 uids in the bitmap, not just VAR_DECL uids.
7089 PR rtl-optimization/36419
7090 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7091 (combine_stack_adjustments_for_block): Call it if needed. Delete
7093 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7094 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7095 prologue sp adjustment.
7097 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7100 * opts.c (print_ignored_options): Report postponed diagnostics for
7101 unknown -Wno-* options as warnings, not errors.
7102 (postpone_unknown_option_error): Renamed to...
7103 (postpone_unknown_option_warning): ... this.
7105 2008-07-09 Doug Kwan <dougkwan@google.com>
7108 2008-07-08 Doug Kwan <dougkwan@google.com>
7110 * config/arm/arm.opt (mandroid): New option.
7111 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7112 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7114 (CC1PLUS_SPEC): Same.
7116 (STARTFILE_SPEC): Same.
7117 (ENDFILE_SPEC): Same.
7118 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7121 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7124 * config/mips/mips.h (reg_class): Remove V1_REG.
7125 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7126 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7128 (mips_get_tp): New function.
7129 (mips_legitimize_tls_address): Use it.
7130 * config/mips/constraints.md (v): Delete.
7131 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7132 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7133 After reload, split into a move and ...
7134 (*tls_get_tp_<mode>_split): ...this new instruction.
7136 2008-07-09 David Daney <ddaney@avtrex.com>
7138 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7140 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7142 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7143 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7145 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7146 htab_delete should be called. Don't free c.
7147 (lookup_tmp_var): Create temp_htab lazily.
7148 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7149 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7151 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7152 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7153 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7154 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7155 * tree-sra.c (generate_element_init): Likewise.
7156 * tree-mudflap.c (execute_mudflap_function_ops,
7157 execute_mudflap_function_decls): Likewise.
7158 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7159 * tree-gimple.h (struct gimplify_ctx): New type.
7160 (push_gimplify_context): Adjust prototype.
7162 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7164 * tree-ssa-pre.c (phi_translate_1): Update placement of
7167 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7169 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7170 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7171 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7172 * targhooks.c (default_hard_regno_scratch_ok): New function.
7173 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7174 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7175 * recog.c: Include "target.h".
7176 (peep2_find_free_register): Add check for global regs. Add target
7178 * Makefile.in (recog.o): Depend on target.h.
7180 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7182 * config/sh/sh.c (sh_canonical_va_list_type): New.
7183 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7185 2008-07-09 Raksit Ashok <raksit@google.com>
7187 * doc/invoke.texi (Option Summary): Mention new option
7188 -Wdisallowed-function-list=...
7189 (Warning Options): Document -Wdisallowed-function-list=...
7190 * common.opt (Wdisallowed-function-list=): New flag.
7191 * flags.h (warn_disallowed_functions): External definition of new
7192 boolean warning flag.
7193 (warn_if_disallowed_function_p): Declare new function.
7194 * opts.c (warning_disallowed_functions): New static variable.
7195 (warn_disallowed_functions): New boolean warning flag.
7196 (warn_if_disallowed_function_p): New function.
7197 (add_comma_separated_to_vector): Rename
7198 add_instrument_functions_exclude_list to this.
7199 (common_handle_option): Handle new option. Rename calls to
7200 add_instrument_functions_exclude_list into calls to
7201 add_comma_separated_to_vector.
7202 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7203 based on flag warn_disallowed_functions.
7205 2008-07-09 Christian Bruel <christian.bruel@st.com>
7207 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7208 instead of get_attr_length.
7210 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7212 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7214 * genemit.c (gen_insn): Likewise.
7215 * gengtype.c (note_def_vec): Likewise.
7216 * gengtype.h (note_def_vec): Likewise.
7217 * genoutput.c (struct data, output_insn_data, process_template,
7218 gen_expand, gen_split, note_constraint): Likewise.
7219 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7220 make_insn_sequence): Likewise.
7221 * gensupport.c (record_insn_name): Likewise.
7223 2008-07-08 Doug Kwan <dougkwan@google.com>
7225 * config/arm/arm.opt (mandroid): New option.
7226 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7227 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7229 (CC1PLUS_SPEC): Same.
7231 (STARTFILE_SPEC): Same.
7232 (ENDFILE_SPEC): Same.
7233 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7236 2008-07-08 Raksit Ashok <raksit@google.com>
7238 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7239 (set_storage_via_setmem): Fix expected_align parameter.
7240 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7241 missing from the list.
7242 * doc/md.texi (movmem): Explicitly state that expected alignment is
7243 to be expressed in bytes.
7244 (setmem): Explicitly state that expected alignment is to be expressed
7247 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7249 * reload.c (find_reloads_subreg_address): Do not require validity
7250 of address in original mode before reloading address.
7252 2008-07-07 Tianwei Sheng <tianweis@google.com>
7254 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7255 bounds array access.
7257 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7259 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7261 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7263 Fix PR tree-optimization/23455
7264 Fix PR tree-optimization/35286
7265 Fix PR tree-optimization/35287
7266 * Makefile.in (OBJS-common): Remove tree-vn.o.
7267 (tree-vn.o): Remove.
7268 * dbgcnt.def: Add treepre_insert debug counter.
7269 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7270 (debug_value_expressions): Ditto.
7271 (print_value_expressions): Ditto.
7272 * tree-pretty-print.c (dump_generic_node): Updated for
7273 VALUE_HANDLE removal.
7274 * tree-ssa-dom.c (record_equality): Ditto.
7275 (cprop_operand): Ditto.
7276 (lookup_avail_expr): Ditto.
7277 * tree-ssa-threadedge.c
7278 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7279 (simplify_control_stmt_condition): Ditto.
7280 * tree.c (tree_code_size): Ditto.
7281 (tree_node_structure): Ditto.
7282 (iterative_hash_expr): Ditto.
7284 * tree.h (VALUE_HANDLE_ID): Ditto.
7285 (VALUE_HANDLE_EXPR_SET): Ditto.
7286 (struct tree_value_handle): Ditto.
7287 (union tree_node): Ditto.
7288 * treestruct.def: Ditto.
7289 * tree-vn.c: Removed.
7290 * tree-ssa-pre.c: Rewritten entirely.
7291 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7292 (constant_value_ids): Ditto.
7293 (vn_nary_op_t): Moved to header.
7295 (vn_reference_op_t): Ditto
7296 (vn_reference_t): Ditto.
7297 (next_value_id): New variable.
7298 (VN_INFO): Add an assert.
7299 (vn_constant_eq): New function.
7300 (vn_constant_hash): Ditto.
7301 (get_or_alloc_constant_value_id): Ditto.
7302 (value_id_constant_p): Ditto.
7303 (vn_reference_compute_hash): De-staticify.
7304 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7305 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7306 (valueize_refs): Update opcode if it changes from ssa name to constant.
7307 (vn_reference_lookup_1): Add new argument.
7308 (vn_reference_lookup): Ditto.
7309 (vn_reference_lookup_pieces): New function.
7310 (vn_reference_insert): Add return type. Modify to deal with value ids.
7311 (vn_reference_insert_pieces): New function.
7312 (vn_nary_op_compute_hash): De-staticify.
7313 (vn_nary_op_eq): Ditto.
7314 (vn_nary_op_lookup_pieces): New function.
7315 (vn_nary_op_lookup): Add new argument.
7316 (vn_nary_op_insert_pieces): New function.
7317 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7318 (vn_phi_insert): Ditto.
7319 (visit_unary_op): Update for callee changes.
7320 (visit_binary_op): Ditto.
7321 (visit_reference_op_load): Ditto.
7322 (visit_reference_op_store): Ditto.
7323 (init_scc_vn): Init next_value_id, constant_to_value_id and
7325 (free_scc_vn): Free them.
7326 (set_hashtable_value_ids): New function.
7327 (run_scc_vn): Use it.
7328 (get_max_value_id): New function.
7329 (get_next_value_id): Ditto.
7330 (expressions_equal_p): Moved from tree-vn.c
7331 (sort_vuses): Ditto.
7332 (sort_vuses_heap): Ditto.
7333 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7335 * tree.c (iterative_hash_hashval_t): Made non-static
7336 * tree.h (iterative_hash_hashval_t): Declare it.
7338 2008-07-08 Martin Jambor <mjambor@suse.cz>
7340 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7341 instead of ipa_create_node_params.
7342 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7343 ipa_check_create_edge_args, free them with
7344 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7346 * ipa-prop.c: Include flags.h and tree-inline.h.
7347 (ipa_node_params_vector): New variable.
7348 (ipa_edge_args_vector): New variable.
7349 (edge_removal_hook_holder): New variable.
7350 (node_removal_hook_holder): New variable.
7351 (edge_duplication_hook_holder): New variable.
7352 (node_duplication_hook_holder): New variable.
7353 (ipa_detect_param_modifications): Check for presence of modified flags.
7354 (ipa_compute_jump_functions): Check for presence of jump functions.
7355 (ipa_free_edge_args_substructures): New function.
7356 (ipa_create_node_params): Removed.
7357 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7358 (ipa_free_node_params_substructures): New function.
7359 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7361 (ipa_edge_removal_hook): New function.
7362 (ipa_node_removal_hook): New function.
7363 (duplicate_array): New function.
7364 (ipa_edge_duplication_hook): New function.
7365 (ipa_node_duplication_hook): New function.
7366 (ipa_register_cgraph_hooks): New function.
7367 (ipa_unregister_cgraph_hooks): New function.
7368 (free_all_ipa_structures_after_ipa_cp): New function.
7370 * ipa-prop.h: Include vec.h.
7371 (ipa_node_params_t): New typedef with vector types for it.
7372 (ipa_edge_args_t): New typedef with vector types for it.
7373 (IPA_NODE_REF): Changed to access an on-the-side vector.
7374 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7375 (ipa_check_create_node_params): New function.
7376 (ipa_check_create_edge_args): New function.
7378 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7381 2008-07-07 Tom Tromey <tromey@redhat.com>
7383 * configure, config.in: Rebuilt.
7384 * configure.ac: Don't check for scandir or alphasort.
7386 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7388 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7389 types immediately after creating them.
7391 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7393 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7395 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7397 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7398 dump_constraint_graph.
7399 (dump_constraint_edge): New function.
7400 (dump_constraint_graph): New function.
7401 (debug_constraint_graph): New function.
7402 (dump_constraint): Removed useless comparison.
7403 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7404 (dump_constraint_graph): Declare.
7405 (debug_constraint_graph): Declare.
7406 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7408 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7410 * config/i386/i386.c (is_va_list_char_pointer): New.
7411 (ix86_va_start): Replace compare with ms_va_list_type_node
7412 by is_va_list_char_pointer.
7413 (ix86_gimplify_va_arg): Likewise.
7415 2008-07-07 Martin Jambor <mjambor@suse.cz>
7417 * cgraph.c (cgraph_edge_max_uid): New variable.
7418 (struct cgraph_edge_hook_list): New type.
7419 (struct cgraph_node_hook_list): New type.
7420 (struct cgraph_2edge_hook_list): New type.
7421 (struct cgraph_2node_hook_list): New type.
7422 (first_cgraph_edge_removal_hook): New variable.
7423 (first_cgraph_node_removal_hook): New variable.
7424 (first_cgraph_edge_duplicated_hook): New variable.
7425 (first_cgraph_node_duplicated_hook): New variable.
7426 (cgraph_add_edge_removal_hook): New function.
7427 (cgraph_remove_edge_removal_hook): New function.
7428 (cgraph_call_edge_removal_hooks): New function.
7429 (cgraph_add_node_removal_hook): New function.
7430 (cgraph_remove_node_removal_hook): New function.
7431 (cgraph_call_node_removal_hooks): New function.
7432 (cgraph_add_edge_duplication_hook): New function.
7433 (cgraph_remove_edge_duplication_hook): New function.
7434 (cgraph_call_edge_duplication_hooks): New function.
7435 (cgraph_add_node_duplication_hook): New function.
7436 (cgraph_remove_node_duplication_hook): New function.
7437 (cgraph_call_node_duplication_hooks): New function.
7438 (cgraph_create_edge): Assign to edge uid.
7439 (cgraph_remove_edge): Call edge removal hooks.
7440 (cgraph_node_remove_callees): Call edge removal hooks.
7441 (cgraph_node_remove_callers): Call edge removal hooks.
7442 (cgraph_remove_node): Call node removal hooks.
7443 (cgraph_clone_edge): Call edge duplication hooks.
7444 (cgraph_clone_node): Call node duplication hooks.
7446 * cgraph.h (cgraph_edge): New field uid.
7447 (cgraph_edge_hook): New type.
7448 (cgraph_node_hook): New type.
7449 (cgraph_2edge_hook): New type.
7450 (cgraph_2node_hook): New type.
7452 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7454 * config.in: Regenerate.
7456 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7458 * gcc.c (print_sysroot): New.
7459 (option_map, display_help, process_command): Handle the
7460 -print-sysroot option.
7461 (main): Print the sysroot if requested.
7462 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7464 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7467 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7469 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7471 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7472 (assign_parm_setup_block_p): Also check mode of entry_parm.
7474 2008-07-07 Richard Guenther <rguenther@suse.de>
7476 * tree-ssa-structalias.h (set_used_smts): Remove.
7477 * tree-ssa-structalias.c (used_smts): Likewise.
7478 (set_used_smts): Likewise.
7479 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7480 call to set_used_smts.
7482 2008-07-07 Richard Guenther <rguenther@suse.de>
7484 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7485 (new_var_info): Set it to false.
7486 (solution_set_add): Correctly handle pointers outside a var and
7488 (type_safe): Treat variables with is_full_var properly.
7489 (do_sd_constraint): Likewise.
7490 (do_ds_constraint): Likewise.
7491 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7492 (get_constraint_for_ptr_offset): New function.
7493 (get_constraint_for_component_ref): For addresses at least include
7494 the last field of the variable. Handle is_full_vars properly.
7495 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7496 (handle_ptr_arith): Remove.
7497 (find_func_aliases): Simplify assignment handling.
7498 (create_function_info_for): For parameter and result varinfos set
7500 (create_variable_info_for): Set is_full_var flag whenever we
7501 just created a single varinfo for a decl.
7502 (init_alias_vars): Initialize use_field_sensitive from
7503 max-fields-for-field-sensitive parameter.
7505 2008-07-07 Richard Guenther <rguenther@suse.de>
7507 PR tree-optimization/36713
7508 * tree-flow-inline.h (is_call_used): New function.
7509 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7510 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7511 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7513 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7515 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7517 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7519 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7521 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7522 Nathan Sidwell <nathan@codesourcery.com>
7524 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7525 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7527 * config/m68k/t-linux: New.
7528 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7531 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7533 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7534 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7537 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7539 * gcc.c (execute): Fix -Wc++-compat warning.
7541 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7544 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7545 constant for little endian.
7547 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7549 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7550 mips_base_mips16 instead of TARGET_MIPS16.
7551 (mips_base_mips16): Declare.
7552 * config/mips/mips.c (mips_base_mips16): Make global.
7553 (was_mips16_p): Remove GTY marker.
7554 (was_mips16_pch_p): New variable.
7555 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7556 (mips_override_options): Force to non-MIPS16 mode initially.
7557 Do not complain about MIPS16 PIC incompatibilities here.
7558 Only allow -mgpopt if -mexplicit-relocs is in force for
7561 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7563 * configure.ac: Check for caddr_t, define to char * if not defined.
7564 * configure: Regenerate.
7565 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7566 (mmap_gt_pch_use_address): Likewise.
7567 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7569 2008-07-06 Richard Guenther <rguenther@suse.de>
7571 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7572 (new_var_info): Deal with it.
7573 (solution_set_add): Likewise.
7574 (bitpos_of_field): Make signed, fix.
7575 (struct fieldoff): Remove type and decl fields. Make size field
7576 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7578 (fieldoff_compare): Deal with it.
7579 (push_fields_onto_fieldstack): Remove has_union argument, glob
7580 adjacent non-pointer fields together.
7581 (create_function_info_for): Do not set has_union.
7582 (create_variable_info_for): Simplify.
7584 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7586 * config.gcc (extra_headers): Add cross-stdarg.h for target
7587 x86_64-*-* and i?86-*-*.
7588 * config/i386/cross-stdarg.h: New.
7589 * builtins.c (std_fn_abi_va_list): New.
7590 (std_canonical_va_list_type): New.
7591 (stabilize_va_list): Replace va_list_type_node use by
7592 mtarget.canonical_va_list_type.
7593 (gimplify_va_arg_expr): Likewise.
7594 (expand_builtin_va_copy): Replace va_list_type_node use by
7595 mtarget.fn_abi_va_list.
7596 * tree-sra.c (is_va_list_type): New helper.
7597 (decl_can_be_decomposed_p): Replace
7598 va_list_type_node use by is_va_list_type.
7599 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7600 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7601 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7602 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7603 (ix86_enum_va_list): New.
7604 * config/i386/i386.c (sysv_va_list_type_node): New.
7605 (ms_va_list_type_node): New.
7606 (ix86_function_type_abi): Remove sorry.
7607 (ix86_build_builtin_va_list_abi): New.
7608 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7610 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7611 (ix86_init_builtins_va_builtins_abi): New.
7612 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7614 (ix86_handle_abi_attribute): New.
7615 (attribute_spec): Add sysv_abi and ms_abi.
7616 (ix86_fn_abi_va_list): New.
7617 (ix86_canonical_va_list_type): New.
7618 (ix86_enum_va_list): New.
7619 (TARGET_FN_ABI_VA_LIST): New.
7620 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7621 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7622 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7623 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7624 (TARGET_ENUM_VA_LIST): New.
7625 * expr.h (std_fn_abi_va_list): New.
7626 (std_canonical_va_list_type): New.
7627 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7628 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7629 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7630 TARGET_CANONICAL_VA_LIST_TYPE.
7631 * target.h (struct gcc_target): Add fn_abi_va_list hook
7632 and canonical_va_list_type hook.
7634 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7636 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7637 integral and pointer types.
7639 2008-07-04 Roger Sayle <roger@eyesopen.com>
7641 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7642 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7644 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7647 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7649 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7651 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7652 build_gimple_modify_stmt.
7653 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7654 gimple operand. Use fold_build* instead of build*.
7656 2008-07-04 Richard Guenther <rguenther@suse.de>
7658 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7659 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7660 properly to compute the reachability set if we do field-sensitive PTA.
7661 * invoke.texi (max-fields-for-field-sensitive): Document default.
7662 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7663 100 for optimize >= 2.
7665 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7667 * ggc-zone.c (lookup_page_table_if_allocated,
7668 set_page_table_entry, zone_find_object_size, alloc_small_page,
7669 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7670 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7671 -Wc++-compat and/or -Wcast-qual warnings.
7673 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7676 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7677 pic_offset_table_rtx to be marked as used here.
7678 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7679 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7680 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7681 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7684 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7686 * alloc-pool.c (hash_descriptor, eq_descriptor,
7687 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7688 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7690 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7691 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7692 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7693 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7696 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7698 * tree-flow.h (loop_only_exit_p): Declare.
7699 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7700 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7701 the number of iterations if it is constant. Otherwise, if this is the
7702 only possible exit of the loop, use the conservative estimate on the
7703 number of iterations of the entire loop if available.
7705 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7707 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7708 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7709 Add synchronization functions.
7710 * config/sync.c: New file.
7711 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7712 (LIBGCC_SYNC_CFLAGS): Likewise.
7714 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7718 (*pushtf_sse): New insn pattern.
7719 (pushtf splitters): New splitters.
7721 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7724 * predict.c (build_predict_expr): Use void_type_node for the tree
7725 type, instead of NULL_TREE.
7727 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386.c (contains_aligned_value_p): Return true
7731 (ix86_data_alignment): Align TCmode to 128bits.
7732 (ix86_local_alignment): Likewise.
7734 2008-07-03 Andrew Haley <aph@redhat.com>
7737 * vec.h (VEC_TA): New.
7738 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7739 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7740 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7741 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7742 (C_COMMON_FIXED_TYPES): Remove first arg.
7743 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7744 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7745 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7746 not to use empty macro arguments.
7748 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7750 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7751 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7752 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7753 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7754 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7755 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7756 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7757 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7758 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7759 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7760 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7761 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7762 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7763 config/rs6000/e500crtres64gpr.asm,
7764 config/rs6000/e500crtres64gprctr.asm,
7765 config/rs6000/e500crtrest32gpr.asm,
7766 config/rs6000/e500crtrest64gpr.asm,
7767 config/rs6000/e500crtresx32gpr.asm,
7768 config/rs6000/e500crtresx64gpr.asm,
7769 config/rs6000/e500crtsav32gpr.asm,
7770 config/rs6000/e500crtsav64gpr.asm,
7771 config/rs6000/e500crtsav64gprctr.asm,
7772 config/rs6000/e500crtsavg32gpr.asm,
7773 config/rs6000/e500crtsavg64gpr.asm,
7774 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7775 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7776 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7777 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7778 config/sparc/sol2-cn.asm: Remove .file directives.
7780 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7782 * resource.c (mark_referenced_resources): Look inside
7783 UNSPEC_VOLATILEs and ASM_INPUTs.
7785 2008-07-02 Ian Lance Taylor <iant@google.com>
7787 * rtlanal.c (add_reg_note): New function.
7788 * rtl.h (add_reg_note): Declare.
7789 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7790 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7791 * builtins.c (expand_builtin_longjmp): Likewise.
7792 (expand_builtin_nonlocal_goto): Likewise.
7793 * calls.c (emit_call_1, expand_call): Likewise.
7794 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7795 * cfglayout.c (fixup_reorder_chain): Likewise.
7796 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7797 (commit_one_edge_insertion): Likewise.
7798 * combine.c (move_deaths, distribute_notes): Likewise.
7799 * df-problems.c (df_set_note): Likewise.
7800 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7801 (set_unique_reg_note): Likewise.
7802 (emit_copy_of_insn_after): Likewise.
7803 * expr.c (expand_expr_real): Likewise.
7804 * gcse.c (add_label_notes): Likewise.
7805 * haifa-sched.c (create_check_block_twin): Likewise.
7806 * jump.c (mark_jump_label_1): Likewise.
7807 * loop-doloop.c (add_test, doloop_modify): Likewise.
7808 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7809 * lower-subreg.c (move_eh_region_note): Likewise.
7810 * optabs.c (emit_libcall_block): Likewise.
7811 * predict.c (predict_insn): Likewise.
7812 (combine_predictions_for_insn): Likewise.
7813 * recog.c (peephole2_optimize): Likewise.
7814 * regmove.c (try_auto_increment): Likewise.
7815 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7816 * reload.c (find_reloads): Likewise.
7817 * reload1.c (fixup_eh_region_note): Likewise.
7818 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7819 * reorg.c (delete_prior_computation): Likewise.
7820 (delete_computation, dbr_schedule): Likewise.
7821 * config/pa/pa.c (legitimize_pic_address): Likewise.
7822 * config/sh/sh.c (sh_reorg): Likewise.
7824 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7827 * config/libgcc-glibc.ver: Add %exclude.
7828 * config/m32r/libgcc-glibc.ver: Likwise.
7829 * config/s390/libgcc-glibc.ver: Likwise.
7830 * config/sh/libgcc-glibc.ver: Likwise.
7831 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7833 * config/i386/libgcc-glibc.ver: New.
7835 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7837 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7839 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7840 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7841 i[34567]86-*-linux*, x86_64-*-linux*. Add
7842 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7843 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7844 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7845 i[34567]86-*-linux*, x86_64-*-linux*.
7847 * libgcc-std.ver: Add empty GCC_4.4.0.
7849 * mkmap-symver.awk: Support multiple versions per symbol.
7851 * config/i386/i386.c (ix86_init_builtins): Always define
7852 __builtin_fabsq and __builtin_copysignq with fallbacks.
7853 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7854 and __builtin_copysignq if SSE2 isn't available.
7856 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7857 (LIBGCC2_TF_CEXT): Likwise.
7860 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7862 * config/i386/sfp-machine.h: Moved to libgcc.
7864 * config/i386/sfp-machine.h: New.
7865 * config/i386/t-linux: Likwise.
7867 * config/i386/t-darwin: Remove softfp_wrap_start and
7869 * config/i386/t-darwin64: Likewise.
7871 * config/i386/t-fprules-softfp64: Renamed to ...
7872 * config/i386/t-fprules-softfp: This.
7874 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7875 and softfp_wrap_end.
7877 2008-07-02 Jason Merrill <jason@redhat.com>
7879 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7881 * tree.c (ctor_to_list): New fn.
7882 * tree.h: Declare it.
7883 (CONSTRUCTOR_ELT): New macro.
7884 (CONSTRUCTOR_NELTS): New macro.
7886 2008-07-02 Richard Guenther <rguenther@suse.de>
7888 * tree-ssa-structalias.c (struct variable_info): Reorder
7889 to fill padding on 64bit hosts. Make collapsed_to an int.
7890 (get_varinfo_fc): Deal with that.
7891 (new_var_info): Likewise.
7892 (collapse_rest_of_var): Likewise.
7894 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7896 * doc/install.texi (--enable-java-home): Document.
7897 (--enable-aot-compile-rpm): Likewise.
7898 (--with-arch-directory): Likewise.
7899 (--with-os-directory): Likewise.
7900 (--with-origin-name): Likewise.
7901 (--with-arch-suffix): Likewise.
7902 (--with-jvm-root-dir): Likewise.
7903 (--with-jvm-jar-dir): Likewise.
7904 (--with-python-dir): Likewise.
7906 2008-07-02 Richard Guenther <rguenther@suse.de>
7908 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7909 from decls explicitly. Merge operand checking from tuples.
7911 2008-07-02 Martin Jambor <mjambor@suse.cz>
7913 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7915 2008-07-02 Martin Jambor <mjambor@suse.cz>
7917 * tree-switch-conversion.c: Included timevar.h
7918 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7920 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7922 2008-07-02 Martin Jambor <mjambor@suse.cz>
7924 * tree-switch-conversion.c: Corrected various comments and
7926 (build_constructors): Fixed minor formatting mistakes.
7928 * invoke.texi (Optimize Options): Corrected the
7929 switch-conversion-max-branch-ratio parameter.
7931 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7933 * final.c (asm_insn_count): Return zero for an empty asm body.
7935 2008-07-02 Richard Guenther <rguenther@suse.de>
7937 * bitmap.h (bitmap_set_bit): Return bool.
7938 (bitmap_clear_bit): Likewise.
7939 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7940 write to the bitmap if it would.
7941 (bitmap_clear_bit): Likewise.
7942 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7943 bitmap_set_bit return value.
7944 (add_pred_graph_edge): Likewise.
7945 (add_graph_edge): Likewise.
7946 (do_sd_constraint): Likewise.
7947 (do_ds_constraint): Likewise.
7949 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7951 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7952 Fix -Wc++-compat and/or -Wcast-qual warnings.
7953 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7954 gen_regparm_prefix): Likewise.
7955 * vmsdbgout.c (write_modbeg, lookup_filename,
7956 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7958 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7960 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7961 defaults.h definition apply.
7963 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7965 * function.c (assign_parm_remove_parallels): New.
7966 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7968 (assign_parm_setup_block): Do not handle them.
7969 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7970 assign_parm_remove_parallels.
7972 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7974 * c-typeck.c (convert_for_assignment): Use
7975 vector_targets_convertible_p.
7976 * c-common.c (vector_targets_convertible_p): New.
7977 * c-common.h (vector_targets_convertible_p): New prototype.
7978 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7979 opaque_p_V2SI_type_node.
7981 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7983 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7986 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7988 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7989 TFmode constants via two element DImode vector for hosts with
7990 HOST_BITS_PER_WIDE_INT < 64.
7991 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7992 also for HOST_BITS_PER_WIDE_INT < 64.
7994 2008-07-01 Richard Guenther <rguenther@suse.de>
7996 PR tree-optimization/36666
7997 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7998 (get_constraint_exp_from_ssa_var): Split into ...
7999 (get_constraint_exp_for_temp): ... this ...
8000 (get_constraint_for_ssa_var): ... and that.
8001 Return constraint expressions for all touched sub-fields
8002 if the results address is not taken.
8003 (process_constraint): Remove assertion that aggregate
8004 assignments do not happen at this place.
8005 (get_constraint_for_component_ref): Add address_p argument.
8006 Return constraint expressions for all touched sub-fields
8007 if the results address is not taken.
8008 (do_deref): Use get_constraint_exp_for_temp.
8009 (get_constraint_for_1): Rename from ...
8010 (get_constraint_for): ... this. Add the old function as wrapper.
8011 (do_structure_copy): Use get_constraint_for_1.
8013 2008-07-01 Martin Jambor <mjambor@suse.cz>
8015 * Makefile.in (tree-switch-conversion.o): Add.
8016 (OBJS-common): Add tree-swtch-conversion.o.
8017 * passes.c (init_optimization_passes): Add pass_convert_switch.
8018 * tree-pass.h: (pass_convert_switch): Add.
8019 * tree-switch-conversion.c: New file.
8020 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8021 * common.opt (ftree-cswtch): New option.
8022 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8023 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8024 * opts.c (decode_options): Set flag_tree_switch_conversion when
8025 optimization level is >= 2.
8026 * doc/invoke.texi (Optimize Options): Added description of
8027 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8029 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8031 * config/darwin-driver.c (darwin_default_min_version): Fix
8032 -Wc++-compat warnings.
8034 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8036 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8039 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8041 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8043 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8045 PR rtl-optimization/34744
8046 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8047 (df_scan_free_internal): Free data structures not
8048 allocated in storage pools.
8049 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8050 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8051 df_scan_free_mws_vec.
8052 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8055 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (contains_aligned_value_p): Return true
8059 (ix86_function_arg_boundary): Return its natural boundary
8061 (return_in_memory_32): Don't check TDmode.
8062 (ix86_split_to_parts): Support splitting into 4 parts and
8063 support TFmode for 32bit target.
8064 (ix86_split_long_move): Support splitting into 4 parts.
8065 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8067 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8068 (ix86_init_builtins): Here.
8069 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8070 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8071 'q' and 'w', respectively.
8073 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8075 (movtf_internal): Likewise.
8076 (<code>tf2): Likewise.
8077 (*absnegtf2_sse): Likewise.
8078 (copysign<mode>3): Likewise.
8079 (copysign<mode>3_const): Likewise.
8080 (copysign<mode>3_var): Likewise.
8081 (define_split UNSPEC_COPYSIGN): Likewise.
8082 * config/i386/sse.md (*nandtf3): Likewise.
8083 (<code>tf3): Likewise.
8084 (*<code>tf3): Likewise.
8086 2008-06-30 Joey Ye <joey.ye@intel.com>
8087 H.J. Lu <hongjiu.lu@intel.com>
8089 * global.c (compute_regsets): Set frame_pointer_needed here.
8090 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8092 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8094 * doc/install.texi (specific): Expand Windows build notes.
8096 2008-06-30 Ira Rosen <irar@il.ibm.com>
8098 PR tree-optimization/36648
8099 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8100 number of prolog iterations by step. Fix the comment.
8102 2008-06-30 Richard Guenther <rguenther@suse.de>
8105 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8106 handle calls from ECF_MALLOC functions.
8107 (handle_pure_call): ECF_MALLOC functions do not return
8109 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8111 2008-06-29 Andreas Schwab <schwab@suse.de>
8113 * config/m68k/m68k.c (print_operand): Always print a float
8115 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8116 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8119 * config/rs6000/x-linux64: Remove never used file.
8121 2008-06-29 Richard Guenther <rguenther@suse.de>
8123 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8125 (struct alias_info): Move ...
8126 * tree-ssa-alias.c: ... here.
8127 (update_alias_info): Declare.
8128 (compute_may_aliases): Call it.
8129 (update_alias_info): New function.
8130 * tree-ssa-structalias.c (update_alias_info): Move ...
8131 * tree-ssa-alias.c (update_alias_info_1): ... here.
8132 * tree-ssa-structalias.c (process_constraint_1): Remove
8133 unused from_call argument. Rename to ...
8134 (process_constraint): ... this. Delete old wrapper.
8135 (make_constraint_to): Adjust callers.
8136 (handle_const_call): Likewise.
8137 (handle_pure_call): Likewise.
8138 (init_base_vars): Likewise.
8139 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8140 (find_func_aliases): We don't need structure copies for
8142 (make_constraint_from_anything): Remove.
8143 (create_variable_info_for): For globals make constraints
8144 from escaped, not from anything.
8145 (compute_points_to_sets): Do not call update_alias_info.
8146 (ipa_pta_execute): Use make_constraint_from.
8148 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8150 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8151 (bitmap.o-warn, dominance.o-warn): New.
8152 * configure.ac (cxx_compat_warn): Delete.
8153 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8154 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8156 * configure: Regenerate.
8158 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8161 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8163 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8164 * df-scan.c (df_notes_rescan): Likewise.
8165 * ggc-page.c (set_page_table_entry): Likewise.
8166 * intl.c (gcc_gettext_width): Likewise.
8167 * varasm.c (get_unnamed_section, get_noswitch_section,
8168 get_section): Likewise.
8170 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8172 * regrename.c (build_def_use): Don't copy RTX.
8174 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8176 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8177 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8178 punctuation. Use @ref instead of @xref.
8179 (Function Names): Remove stray @display/@end display.
8180 (C++ Attributes): Use @ref instead of @xref.
8181 (Deprecated Features): Fix punctuation around @xref.
8182 (Backwards Compatibility): Likewise.
8183 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8185 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8187 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8188 constants for E500 double.
8190 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8192 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8193 element type of const_vector.
8195 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8198 Remove FLAGS_REG clobber from expander pattern.
8199 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8200 (anddi3, andsi3, andhi3, andqi3): Ditto.
8201 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8202 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8203 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8204 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8205 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8206 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8207 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8208 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8210 2008-06-28 Richard Guenther <rguenther@suse.de>
8212 * tree-ssa-structalias.c (callused_id, var_callused,
8213 callused_tree): Add.
8214 (handle_pure_call): New function.
8215 (find_func_aliases): Call it.
8216 (find_what_p_points_to): Handle the call-used set.
8217 (clobber_what_escaped): Likewise.
8218 (compute_call_used_vars): New function.
8219 (init_base_vars): Init the call-used variable.
8220 (do_sd_constraint): Do not propagate the solution from CALLUSED
8221 but use CALLUSED as a placeholder.
8222 (solve_graph): Likewise.
8223 * tree-flow-inline.h (gimple_call_used_vars): New function.
8224 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8225 (compute_call_used_vars): Declare.
8226 * tree-ssa-alias.c (set_initial_properties): Call
8227 compute_call_used_vars.
8228 (reset_alias_info): Clear call-used variables.
8229 (add_call_clobber_ops): Assert we are not called for const/pure
8230 functions. Remove handling of them.
8231 (add_call_read_ops): Handle pure functions by adding the
8232 call-used set of variables as VUSEs.
8233 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8234 (delete_tree_ssa): Free it.
8235 * tree-dfa.c (remove_referenced_var): Clear the var from the
8238 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8240 * tree.c (build_varargs_function_type_list): New.
8241 (build_function_type_list_1): New.
8242 (build_function_type_list): Use build_function_type_list_1.
8243 * tree.h (build_varargs_function_type_list): New.
8245 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8248 * config/spu/spu.c (spu_builtin_splats): Do not generate
8249 invalid CONST_VECTOR expressions.
8250 (spu_expand_vector_init): Likewise.
8252 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8254 * optabs.c (libfunc_decls): New variable.
8255 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8256 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8257 for the same function twice.
8259 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8261 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8262 ix86_expand_binary_operator directly.
8263 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8265 (*ashrti3_1): Ditto.
8266 (*lshrti3_1): Ditto.
8267 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8268 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8269 using only one splitter. Conditionaly execute splitter before or
8270 after peephole2 pass.
8271 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8272 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8273 Use only one alternative in asm template.
8274 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8276 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8277 "J" operand constraint for operand 2.
8278 (*ashldi3_cconly_rex64): Ditto.
8279 (*ashrdi3_cmp_rex64): Ditto.
8280 (*ashrdi3_cconly_rex64): Ditto.
8281 (*lshrdi3_cmp_rex64): Ditto.
8282 (*lshrdi3_cconly_rex64): Ditto.
8283 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8284 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8285 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8288 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8290 * gimplify.c (omp_is_private): Don't return true if decl is not
8291 already private on #pragma omp for or #pragma omp parallel for.
8294 * tree-cfg.c (struct move_stmt_d): Replace block field with
8295 orig_block and new_block fields.
8296 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8297 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8298 (move_block_to_fn): Replace vars_map and new_label_map arguments
8299 with struct move_stmt_d pointer.
8300 (replace_block_vars_by_duplicates): New function.
8301 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8302 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8303 all subblocks of ORIG_BLOCK to the new function. Call
8304 replace_block_vars_by_duplicates.
8305 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8306 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8307 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8308 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8309 (expand_omp): Temporarily set input_location to the location of
8310 region's controlling stmt.
8311 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8312 BIND_EXPR, push ctx->block_vars and gimplification vars into
8313 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8315 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8316 there are any BLOCK_VARS.
8317 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8318 OMP_PARALLEL or OMP_TASK stmt.
8319 (lower_omp): Save and restore input_location around the lower_omp_1
8322 2008-06-27 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/36400
8325 PR tree-optimization/36373
8326 PR tree-optimization/36344
8327 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8328 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8329 (update_alias_info): Remove call clobbering code.
8330 (make_constraint_to): New helper function.
8331 (make_escape_constraint): Likewise.
8332 (handle_rhs_call): Use it on all pointer containing arguments.
8333 Also mark the static chain escaped.
8334 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8335 instead of ANYTHING.
8336 (make_constraint_from): New helper split out from ...
8337 (make_constraint_from_anything): ... here.
8338 (find_func_aliases): Add constraints for escape sites.
8339 (intra_create_variable_infos): Make constraints from NONLOCAL
8341 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8343 (clobber_what_p_points_to): Remove.
8344 (clobber_what_escaped): New function.
8345 (init_base_vars): Init NONLOCAL and ESCAPED.
8346 (do_sd_constraint): Do not propagate the solution from ESCAPED
8347 but use ESCAPED as a placeholder.
8348 (solve_graph): Likewise.
8349 * tree-flow.h (clobber_what_p_points_to): Remove.
8350 (clobber_what_escaped): Declare.
8351 * tree-ssa-alias.c (set_initial_properties): Call it.
8352 Remove code clobbering escaped pointers.
8354 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8356 * function.c (allocate_struct_function): Only allocate a unique
8357 funcdef_no if the decl is nonzero.
8359 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8361 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8362 * config/mips/mips.c (mips_split_const_insns): New function.
8363 * config/mips/mips.md (move_type): New attribute.
8364 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8365 (dword_mode): New attribute.
8366 (type): Avoid long line. Map "move_type"s to "type"s,
8367 choosing "multi" for doubleword moves if appropriate.
8368 Swap MTC/MFC comments to match their declaration order.
8369 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8370 "type" is "branch" or "jal" is "direct".
8371 (length): Handle "extended_mips16" first. Make the default
8372 "0" for "ghost" instructions. Set the length from "move_type".
8373 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8374 of "type", with "sll0" for the register alternative. Remove the
8375 "extended_mips16" attribute.
8376 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8377 of "type", with "shift_shift" for the register alternative.
8378 Remove the "length" attribute.
8379 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8380 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8381 of "type", with "andi" for the register alternative.
8382 (*zero_extendqihi2): Likewise.
8383 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8384 of "andi" instead of a "type" of "arith".
8385 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8387 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8388 (mov_<store>r, *mov<mode>_ra): Likewise.
8389 (extendsidi2): Use "move_type" instead of "type", with "move"
8390 for the register alternative.
8391 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8392 of "type", with "signext" for the register alternative.
8393 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8394 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8395 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8396 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8397 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8398 (unnamed branch insn): Likewise.
8399 (*movdi_gp32_fp64): Fold into...
8400 (*movdi_32bit): ...here.
8401 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8402 (*movdf_hardfloat): ...this new pattern.
8403 (*movdf_softfloat): Remove redundant FPR alternatives.
8404 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8405 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8406 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8407 the "move" attribute.
8408 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8409 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8410 and "store" for COP loads and stores.
8411 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8412 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8413 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8414 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8415 (*movtf_mips16, *movv2sf): Likewise.
8416 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8417 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8418 (mfhc1<mode>): Use "move_type" instead of "move".
8419 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8420 (loadgp_blockage): Remove the "length" attribute.
8421 (blockage, set_got_version, update_got_version): Likewise.
8422 (call_internal): Remove the "extended_mips16" attribute.
8423 (call_value_internal, call_value_multiple_internal): Likewise.
8424 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8426 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8427 the "length" attribute.
8429 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8432 -Wcast-qual warnings.
8433 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8434 handle_pragma_pop_macro): Likewise.
8435 * collect2.c (resolve_lib_name): Likewise.
8436 * config/arc/arc.c (arc_init): Likewise.
8437 * config/arm/arm.c (neon_builtin_compare,
8438 locate_neon_builtin_icode): Likewise.
8439 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8440 * config/bfin/bfin.c (bfin_init_machine_status,
8441 bfin_optimize_loop): Likewise.
8442 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8443 * config/cris/cris.c (cris_init_expanders): Likewise.
8444 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8445 * config/darwin.c (machopic_indirection_eq,
8446 machopic_indirection_name, machopic_output_indirection): Likewise.
8447 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8448 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8449 frv_optimize_membar): Likewise.
8450 * config/i386/cygwin.h (mingw_scan,
8451 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8452 * config/i386/cygwin1.c (mingw_scan): Likewise.
8453 * config/i386/i386.c (machopic_output_stub): Likewise.
8454 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8455 i386_pe_unique_section): Likewise.
8456 * config/ia64/ia64.c (ia64_init_machine_status,
8457 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8459 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8460 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8461 * config/m68k/m68k.c (m68k_handle_option,
8462 m68k_sched_md_init_global): Likewise.
8463 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8464 mcore_unique_section): Likewise.
8465 * config/mips/mips.c (mips_block_move_straight,
8466 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8468 * config/mmix/mmix.c (mmix_init_machine_status,
8469 mmix_encode_section_info): Likewise.
8470 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8471 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8472 print_operand_address, output_toc, redefine_groups,
8473 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8474 * config/s390/s390.c (s390_init_machine_status): Likewise.
8475 * config/score/score.c (score_block_move_straight,
8476 score_block_move_loop_body): Likewise.
8477 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8478 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8479 * emit-rtl.c (find_auto_inc): Likewise.
8480 * gcc.c (translate_options, process_command): Likewise.
8481 * reorg.c (dbr_schedule): Likewise.
8482 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8483 * xcoffout.c (xcoffout_declare_function): Likewise.
8485 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8487 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8488 ipa-pta working again.
8490 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8492 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8495 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8497 * config.gcc (powerpc*-*-*): Add new core e500mc.
8498 * config/rs6000/e500mc.md: New file.
8499 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8501 (rs6000_override_options): Add e500mc case to
8502 processor_target_table. Altivec and Spe options not allowed
8503 with e500mc. Add isel instruction to e500mc by
8504 default. Initialize rs6000_cost for e500mc.
8505 (rs6000_issue_rate): Set issue rate for e500mc.
8506 * config/rs6000/rs6000.h (processor_type): Add
8507 PROCESSOR_PPCE500MC.
8508 (ASM_CPU_SPEC): Add e500mc.
8509 Set TARGET_ISEL to rs6000_isel.
8510 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8511 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8512 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8514 * doc/invoke.texi: Add e500mc to list of cpus.
8516 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8519 * c-lex.c (lex_charconst): Initialize unsignedp.
8521 2008-06-27 Olivier Hainque <hainque@adacore.com>
8523 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8524 documented assumptions.
8526 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8528 * dwarf2out.c: Remove trailing white spaces. Break long line
8531 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8533 * libfuncs.h (LTI_synchronize): New libfunc_index.
8534 (synchronize_libfunc): Declare.
8535 * builtins.c (expand_builtin_synchronize): Consider using
8536 synchronize_libfunc before falling back on an asm blockage.
8537 * config/mips/mips.c: Include libfuncs.h
8538 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8540 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8542 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8543 parameter. Copy stack_reg to r11 where appropriate.
8544 (no_global_regs_above): Add gpr parameter.
8545 (rs6000_stack_info): Only add padding for SPE save area if we
8546 are saving SPE GPRs and CR.
8547 (saveres_routine_syms): New variable.
8548 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8550 (rs6000_savres_routine_sym): New function.
8551 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8553 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8554 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8555 Tweak FPR out-of-line saving.
8556 (rs6000_make_savres_rtx): New function.
8557 (rs6000_use_multiple_p): New function.
8558 (rs6000_savres_strategy): New function.
8559 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8560 out-of-line if appropriate.
8561 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8562 if we are optimizing for size.
8563 (GP_SAVE_INLINE): Define.
8564 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8565 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8566 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8567 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8568 (*save_fpregs_<mode>): Add use of r11.
8569 (*restore_gpregs_<mode>): New insn.
8570 (*return_and_restore_gpregs_<mode>): New insn.
8571 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8573 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8574 (*restore_gpregs_spe): New insn.
8575 (*return_and_restore_gpregs_spe): New insn.
8576 * config/rs6000/predicates.md (save_world_operation): Fix check.
8578 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8580 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8581 this point, so assert that.
8583 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8585 * cfganal.c: Include vec.h and vecprim.h.
8586 (compute_idf): Import from...
8587 * tree-into-ssa (compute_idf): ...here.
8588 * basic-block.h (compute_idf): Export.
8590 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8592 * c-decl.c (merge_decls): Use !current_function_decl to check for
8593 extern declaration of C99 inline function being at file scope.
8595 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8597 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8599 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8601 * alias.c (record_alias_subset, init_alias_analysis): Fix
8602 -Wc++-compat and/or -Wcast-qual warnings.
8603 * attribs.c (lookup_attribute_spec): Likewise.
8604 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8605 copy_bb, connect_traces,
8606 find_rarely_executed_basic_blocks_and_cr): Likewise.
8607 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8608 note_btr_set, migrate_btr_defs): Likewise.
8609 * builtins.c (result_vector, expand_builtin_memcpy,
8610 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8611 builtin_memset_read_str, expand_builtin_printf,
8612 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8614 * caller-save.c (mark_set_regs): Likewise.
8615 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8616 * cgraph.c (cgraph_edge): Likewise.
8617 * combine.c (likely_spilled_retval_1): Likewise.
8618 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8619 htab_counts_entry_del, get_coverage_counts): Likewise.
8620 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8621 new_cselib_val): Likewise.
8622 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8623 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8625 * df-core.c (df_compact_blocks): Likewise.
8626 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8627 * df-scan.c (df_grow_reg_info, df_ref_create,
8628 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8629 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8630 df_record_entry_block_defs, df_record_exit_block_uses,
8631 df_bb_verify): Likewise.
8632 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8633 DF_REF_EXTRACT_MODE_CONST): New.
8634 * dominance.c (get_immediate_dominator, get_dominated_by,
8635 nearest_common_dominator, root_of_dom_tree,
8636 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8637 -Wc++-compat and/or -Wcast-qual warnings.
8638 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8639 record_store, replace_read, check_mem_read_rtx, scan_insn,
8640 dse_step1, dse_record_singleton_alias_set): Likewise.
8641 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8643 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8645 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8646 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8647 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8648 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8649 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8650 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8651 file_name_acquire, output_file_names, add_const_value_attribute,
8652 premark_used_types_helper, file_table_eq, file_table_hash,
8653 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8654 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8655 -Wcast-qual warnings.
8656 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8657 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8658 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8659 gen_reg_rtx, start_sequence, init_emit): Likewise.
8660 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8661 * except.c (init_eh_for_function, gen_eh_region,
8662 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8663 arh_to_landing_pad, arh_to_label, add_action_record,
8664 add_call_site, switch_to_exception_section): Likewise.
8665 * expmed.c (synth_mult): Likewise.
8666 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8667 store_expr): Likewise.
8668 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8670 * function.c (assign_stack_temp_for_type,
8671 allocate_struct_function, match_asm_constraints_1): Likewise.
8672 * gcov-io.c (gcov_allocate): Likewise.
8673 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8674 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8675 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8676 record_one_set, insert_expr_in_table, insert_set_in_table,
8677 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8678 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8679 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8680 -Wcast-qual warnings.
8682 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8684 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8685 -Wcast-qual warnings.
8686 * gcc.c (process_command): Likewise.
8687 * genattrtab.c (oballoc): Use XOBNEW.
8688 (oballocvec): Define.
8689 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8690 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8691 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8692 -Wc++-compat and/or -Wcast-qual warnings.
8693 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8694 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8695 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8696 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8697 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8698 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8699 add_excls, process_presence_absence_names,
8700 process_presence_absence_patterns, add_presence_absence,
8701 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8702 get_free_state, add_arc, get_free_automata_list_el,
8703 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8704 transform_3, cache_presence, create_ainsns, create_automata,
8705 create_state_ainsn_table, dfa_insn_code_enlarge,
8706 output_trans_func, output_min_issue_delay_func,
8707 output_dead_lock_func, output_reset_func,
8708 output_get_cpu_unit_code_func, output_dfa_start_func,
8709 expand_automata): Likewise.
8710 * genextract.c (gen_insn): Likewise.
8711 * gengtype-lex.l: Likewise.
8712 * gengtype.c (read_input_list, adjust_field_type,
8713 process_gc_options): Likewise.
8714 * genoutput.c (note_constraint): Likewise.
8715 * genpreds.c (mangle, add_constraint): Likewise.
8716 * genrecog.c (process_define_predicate, new_decision,
8717 add_to_sequence): Likewise.
8718 * gensupport.c (record_insn_name): Likewise.
8720 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8722 * config/i386/driver-i386.c (detect_caches_amd,
8723 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8724 and/or -Wcast-qual warnings.
8725 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8726 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8727 gt_pch_save): Likewise.
8728 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8729 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8730 * global.c (compute_regsets): Likewise.
8731 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8732 finish_graph_dump_file): Likewise.
8733 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8734 unlink_bb_notes): Likewise.
8735 * integrate.c (get_hard_reg_initial_val): Likewise.
8736 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8737 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8738 * local-alloc.c (update_equiv_regs): Likewise.
8739 * loop-invariant.c (check_invariant_table_size,
8740 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8742 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8743 altered_reg_used, mark_altered): Likewise.
8744 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8745 insert_var_expansion_initialization,
8746 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8747 release_var_copies): Likewise.
8748 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8749 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8750 analyze_accesses_for_phi_node, check_var_notmodified_p,
8751 check_allocation_function, find_sites_in_func,
8752 record_all_accesses_in_func, transform_access_sites,
8753 transform_allocation_sites): Likewise.
8754 * omp-low.c (new_omp_region, create_omp_child_function_name,
8755 check_omp_nesting_restrictions, check_combined_parallel,
8756 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8757 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8758 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8759 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8761 * opts-common.c (prune_options): Likewise.
8762 * opts.c (add_input_filename, print_filtered_help,
8763 get_option_state): Likewise.
8764 * params.c (add_params): Likewise.
8765 * passes.c (set_pass_for_id, next_pass_1,
8766 do_per_function_toporder, pass_fini_dump_file): Likewise.
8767 * postreload.c (reload_cse_simplify_operands): Likewise.
8768 * predict.c (tree_predicted_by_p, tree_predict_edge,
8769 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8771 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8773 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8775 * recog.c (check_asm_operands, validate_change_1): Likewise.
8776 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8777 subst_asm_stack_regs): Likewise.
8778 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8779 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8780 * regmove.c (reg_is_remote_constant_p): Likewise.
8781 * regrename.c (regrename_optimize, scan_rtx_reg,
8782 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8784 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8785 regstat_compute_calls_crossed): Likewise.
8786 * reload1.c (init_reload, new_insn_chain,
8787 has_nonexceptional_receiver, reload, copy_reloads,
8788 calculate_needs_all_insns, init_elim_table): Likewise.
8789 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8790 * rtl.c (shallow_copy_rtx_stat): Likewise.
8791 * rtlanal.c (parms_set): Likewise.
8792 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8793 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8794 * sched-ebb.c (earliest_block_with_similiar_load,
8795 add_deps_for_risky_insns): Likewise.
8796 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8797 schedule_region): Likewise.
8798 * see.c (eq_descriptor_pre_extension,
8799 hash_descriptor_pre_extension, hash_del_pre_extension,
8800 eq_descriptor_properties, hash_descriptor_properties,
8801 hash_del_properties, see_seek_pre_extension_expr,
8802 see_initialize_data_structures, see_print_register_properties,
8803 see_print_pre_extension_expr, see_delete_merged_def_extension,
8804 see_delete_unmerged_def_extension, see_emit_use_extension,
8805 see_pre_delete_extension, see_map_extension, see_commit_changes,
8806 see_analyze_merged_def_local_prop,
8807 see_analyze_merged_def_local_prop,
8808 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8809 see_set_prop_merged_def, see_set_prop_unmerged_def,
8810 see_set_prop_unmerged_use, see_print_one_extension,
8811 see_merge_one_use_extension, see_merge_one_def_extension,
8812 see_store_reference_and_extension, see_update_uses_relevancy,
8813 see_update_defs_relevancy): Likewise.
8814 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8815 hash_statistics_free, curr_statistics_hash): Likewise.
8816 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8817 expand_asm_operands, expand_return, case_bit_test_cmp,
8818 expand_case): Likewise.
8819 * stor-layout.c (start_record_layout): Likewise.
8820 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8821 gt_pch_save_stringpool): Likewise.
8822 * tree-data-ref.c (hash_stmt_vertex_info,
8823 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8824 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8826 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/i386.md : Change constraints of HImode and QImode
8830 immediate operands from "i" to "n". Change SImode "ni" constraint to
8831 "i" and SImode "rmi" constraint to "g". Remove all constraints
8832 from const0_operand and const1_operand predicated operands.
8833 (i): Change QImode and HImode attribute from "i" to "n".
8834 (*subqi_2): Change HImode operands to QImode.
8837 2008-06-25 Olivier Hainque <hainque@adacore.com>
8839 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8842 2008-06-25 Richard Guenther <rguenther@suse.de>
8844 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8845 not overflow the result type.
8847 2008-06-25 Richard Guenther <rguenther@suse.de>
8849 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8850 (vn_lookup): Likewise.
8852 2008-06-25 Richard Guenther <rguenther@suse.de>
8854 PR tree-optimization/35518
8855 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8856 * tree-sra.c (instantiate_element): Use fold_build3 to build
8858 (try_instantiate_multiple_fields): Likewise.
8860 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8862 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8865 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8867 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8868 use_backchain_to_restore_sp to true
8869 if the offset of the link register save area would go over the 32k - 1
8870 offset limit of the load
8873 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8875 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8876 anchor for the type-punning blurb. Cross-reference "Structures
8877 unions enumerations and bit-fields implementation". Provide a
8878 cast-through-pointer example. Make final sentence self-contained.
8879 * doc/implement-c.texi (Structures unions enumerations and
8880 bit-fields implementation): Cross-reference the type-punning blurb
8881 in the -fstrict-aliasing documentation.
8883 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8886 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8887 the memory instead of the memory itself for the save area.
8889 2008-06-24 Olivier Hainque <hainque@adacore.com>
8890 Nicolas Roche <roche@adacore.com>
8892 * gengtype.c (srcdir_len): size_t instead of int.
8893 (get_file_realbasename): New function. For F a filename, the real
8894 basename of F, with all the path components stripped.
8895 (get_file_srcdir_relative_path): New function. For F a filename, the
8896 relative path to F from $(srcdir).
8897 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8898 get_file_realbasename. Adjust the head comment.
8899 (get_prefix_langdir_index): New function. For F a filename, return the
8900 lang_dir_names[] relative index of the language directory that is
8902 (get_file_langdir): For F a filename, return the name of the language
8903 directory where F is located.
8904 (get_file_gtfilename): New function. The gt- output file name for an
8906 (get_output_file_with_visibility): Replace in-line computations with
8907 uses of get_file_gtfilename and get_prefix_langdir_index.
8908 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8910 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8912 PR tree-optimization/36504
8913 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8914 references without base address.
8916 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8919 * calls.c (expand_call): Increase alignment for recursive functions.
8921 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8923 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8924 (TARGET_FUNCTION_VALUE): New define.
8925 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8926 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8928 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8930 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8931 (fmod<mode>3): Ditto.
8932 (remainderxf3): Ditto.
8933 (remainder<mode>3): Ditto.
8935 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8938 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8939 REG is a hard register.
8941 PR tree-optimization/36508
8942 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8943 499, don't check it at all in release compilers.
8945 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8947 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8948 together with SSE_TARGET_MATH to disable insn pattern.
8949 (*fop_<MODEF:mode>_2_i387): Ditto.
8950 (*fop_<MODEF:mode>_3_i387): Ditto.
8952 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8954 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8956 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8959 * gimplify.c (gimplify_asm_expr): Check the return code of
8960 parse_output_constraint call, set function return and is_inout
8963 2008-06-22 Ian Lance Taylor <iant@google.com>
8965 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8966 (narrowest_signed_type): Likewise.
8967 * c-typeck.c (c_common_type): Change local variable mclass to enum
8969 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8970 tcc_comparison, not the tree code itself.
8971 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8972 (c_expand_expr): Cast modifier to enum expand_modifier.
8973 * c-common.h (C_RID_CODE): Add casts.
8974 (C_SET_RID_CODE): Define.
8975 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8976 (c_lex_one_token): Add cast to avoid warning.
8977 (c_parser_objc_type_name): Rename local typename to type_name.
8978 (check_no_duplicate_clause): Change code parameter to enum
8980 (c_parser_omp_var_list_parens): Change kind parameter to enum
8982 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8983 c_parser_omp_list_var_parens.
8984 (c_parser_omp_threadprivate): Likewise.
8985 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8986 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8987 * c-format.c (NO_FMT): Define.
8988 (printf_length_specs): Use NO_FMT.
8989 (asm_fprintf_length_specs): Likewise.
8990 (gcc_diag_length_specs): Likewise.
8991 (scanf_length_specs): Likewise.
8992 (strfmon_length_specs): Likewise.
8993 (gcc_gfc_length_specs): Likewise.
8994 (printf_flag_specs): Change 0 to STD_C89.
8995 (asm_fprintf_flag_specs): Likewise.
8996 (gcc_diag_flag_specs): Likewise.
8997 (gcc_cxxdiag_flag_specs): Likewise.
8998 (scanf_flag_specs): Likewise.
8999 (strftime_flag_specs): Likewise.
9000 (strfmon_flag_specs): Likewise.
9001 (print_char_table): Likewise.
9002 (asm_fprintf_char_table): Likewise.
9003 (gcc_diag_char_table): Likewise.
9004 (gcc_tdiag_char_table): Likewise.
9005 (gcc_cdiag_char_table): Likewise.
9006 (gcc_cxxdiag_char_table): Likewise.
9007 (gcc_gfc_char_table): Likewise.
9008 (scan_char_table): Likewise.
9009 (time_char_table): Likewis.
9010 (monetary_char_table): Likewise.
9011 * c-format.h (BADLEN): Likewise.
9013 2008-06-21 Ian Lance Taylor <iant@google.com>
9015 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9016 Define END_OF_BASE_TREE_CODES around inclusion.
9017 * tree.c (tree_code_type): New global array.
9018 (tree_code_length, tree_code_name): Likewise.
9019 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9021 (all-tree.def, s-alltree): New targets.
9022 (gencheck.h, s-gencheck): Remove.
9023 (tree.o): Depend upon all-tree.def.
9024 (build/gencheck.o): Remove gencheck.h dependency.
9025 (mostlyclean): Don't remove gencheck.h.
9026 * c-common.h (enum c_tree_code): Remove.
9027 * c-lang.c (tree_code_type): Remove.
9028 (tree_code_length, tree_code_name): Remove.
9029 * gencheck.c (tree_codes): Include all-tree.def, rather than
9030 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9032 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9034 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9035 (operator_name_info): Size to MAX_TREE_CODES.
9036 (assignment_operator_name_info): Likewise.
9037 * cp/cp-lang.c (tree_code_type): Remove.
9038 (tree_code_length, tree_code_name): Remove.
9039 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9040 (assignment_operator_name_info): Likewise.
9041 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9043 * cp/mangle.c (write_expression): Likewise.
9044 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9045 * fortran/f95-lang.c (tree_code_type): Remove.
9046 (tree_code_length, tree_code_name): Remove.
9047 * java/java-tree.h (enum java_tree_code): Remove.
9048 * java/lang.c (tree_code_type): Remove.
9049 (tree_code_length, tree_code_name): Remove.
9050 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9051 * objc/objc-act.h (enum objc_tree_code): Remove.
9052 * objc/objc-lang.c (tree_code_type): Remove.
9053 (tree_code_length, tree_code_name): Remove.
9054 * objcp/objcp-lang.c (tree_code_type): Remove.
9055 (tree_code_length, tree_code_name): Remove.
9056 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9057 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9058 * ada/misc.c (tree_code_type): Remove.
9059 (tree_code_length, tree_code_name): Remove.
9061 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9063 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9064 the grand_bitmap_obstack.
9066 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9068 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9069 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9070 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9071 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9072 move_stmt_r, new_label_mapper): Likewise.
9073 * tree-complex.c (cvc_lookup): Likewise.
9074 * tree-dfa.c (create_function_ann): Likewise.
9075 * tree-dump.c (dump_register): Likewise.
9076 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9077 find_phi_replacement_condition): Likewise.
9078 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9079 tree_function_versioning): Likewise.
9080 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9081 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9082 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9083 get_nonlocal_debug_decl, convert_nonlocal_reference,
9084 convert_nonlocal_omp_clauses, get_local_debug_decl,
9085 convert_local_reference, convert_local_omp_clauses,
9086 convert_nl_goto_reference, convert_nl_goto_receiver,
9087 convert_tramp_reference, convert_call_expr): Likewise.
9088 * tree-outof-ssa.c (contains_tree_r): Likewise.
9089 * tree-parloops.c (reduction_phi, initialize_reductions,
9090 eliminate_local_variables_1, add_field_for_reduction,
9091 add_field_for_name, create_phi_for_local_result,
9092 create_call_for_reduction_1, create_loads_for_reductions,
9093 create_stores_for_reduction, create_loads_and_stores_for_name):
9095 * tree-phinodes.c (allocate_phi_node): Likewise.
9096 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9097 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9098 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9099 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9100 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9101 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9102 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9103 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9104 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9105 vn_nary_op_insert): Likewise.
9106 * tree-ssa.c (redirect_edge_var_map_add,
9107 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9108 * tree-vectorizer.c (vectorize_loops): Likewise.
9109 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9110 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9111 tree_cons_stat, build1_stat, build_variant_type_copy,
9112 decl_init_priority_lookup, decl_fini_priority_lookup,
9113 decl_priority_info, decl_restrict_base_lookup,
9114 decl_restrict_base_insert, decl_debug_expr_lookup,
9115 decl_debug_expr_insert, decl_value_expr_lookup,
9116 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9117 type_hash_add, get_file_function_name, tree_check_failed,
9118 tree_not_check_failed, tree_range_check_failed,
9119 omp_clause_range_check_failed, build_omp_clause,
9120 build_vl_exp_stat): Likewise.
9121 * value-prof.c (gimple_histogram_value,
9122 gimple_duplicate_stmt_histograms): Likewise.
9123 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9124 unshare_variable, variable_union_info_cmp_pos, variable_union,
9125 dataflow_set_different_1, dataflow_set_different_2,
9126 vt_find_locations, variable_was_changed, set_variable_part,
9127 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9128 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9129 section_entry_hash, object_block_entry_eq,
9130 object_block_entry_hash, create_block_symbol,
9131 initialize_cold_section_name, default_function_rodata_section,
9132 strip_reg_name, set_user_assembler_name, const_desc_eq,
9133 build_constant_desc, output_constant_def, lookup_constant_def,
9134 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9135 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9136 default_internal_label): Likewise.
9137 * varray.c (varray_init, varray_grow): Likewise.
9138 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9140 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9143 operators for "test" insn. Macroize insn using SWI mode macro.
9144 (*jcc_fused_2): Ditto.
9145 (*jcc_fused_3): Macroize insn using SWI mode macro.
9146 (*jcc_fused_4): Ditto.
9148 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9150 * tree-ssa-pre.c: Fix typo in comment.
9151 (init_antic, fini_antic): Add explicit funtions for
9152 initializing and deinitializing ANTIC and AVAIL sets.
9153 (create_expression_by_pieces): Fix typo in comment.
9154 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9155 (execute_pre): Eventually dump details about ANTIC_IN.
9157 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9159 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9160 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9161 add_to_obstack, file_at_path, find_a_file, execute,
9162 add_preprocessor_option, add_assembler_option, add_linker_option,
9163 process_command, insert_wrapper, do_option_spec, do_self_spec,
9164 spec_path, do_spec_1, is_directory, main, used_arg,
9165 getenv_spec_function): Likewise.
9166 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9167 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9170 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9172 * doc/rtl.texi: Updated subreg section.
9174 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9177 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9178 node->needed and node->reachable.
9179 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9180 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9181 (expand_task_call): Don't call expand_task_copyfn.
9182 (expand_task_copyfn): Renamed to...
9183 (finalize_task_copyfn): ... this.
9185 2008-06-19 Jan Hubicka <jh@suse.cz>
9187 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9188 clobbering framepointer.
9190 2008-06-19 Jan Hubicka <jh@suse.cz>
9192 * tree-optimize.c (execute_early_local_optimizations): Set
9193 cgraph_state only at first invocation.
9195 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9197 * system.h (-Wc++-compat): Activate as a warning, no an error.
9199 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9201 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9202 instead of "#" in insn asm template.
9203 (*jcc_fused_2): Ditto.
9205 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9207 * config/i386/i386.h (ix86_tune_indices)
9208 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9209 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9210 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9211 (*jcc_fused_2): Ditto.
9212 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9213 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9214 (print operand): Handle 'E' and 'e' code.
9216 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9218 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9220 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9222 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9224 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9226 (cgraph_expand_function): Use local copy of decl.
9227 (cgraph_expand_all_functions): Remove redundant initialization of
9229 (cgraph_optimize): Reword internal_error message.
9231 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9233 * arm-protos.h (arm_return_in_memory): Remove public
9234 arm_return_in_memory() prototype.
9235 * arm.c (arm_return_in_memory): Add static prototype, add target
9236 hook macro, change definition and comments.
9237 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9239 2008-06-19 Ben Elliston <bje@au.ibm.com>
9241 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9242 real.c: Remove references to IEEE 754R.
9243 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9244 * doc/libgcc.texi (Decimal float library routines): Likewise.
9246 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9248 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9249 (default_unwind_word_mode): Add prototype.
9250 * targhooks.c (default_unwind_word_mode): New function.
9251 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9252 instead of word_mode.
9253 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9254 (TARGET_INITIALIZER): Use it.
9256 * c-common.c (handle_mode_attribute): Support "unwind_word"
9258 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9260 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9261 word_mode to access SjLj_Function_Context member "data".
9262 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9263 conversion from targetm.eh_return_filter_mode () to
9264 targetm.unwind_word_mode () if they differ.
9266 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9267 (BT_FN_UNWINDWORD_PTR): New function type.
9268 (BT_FN_WORD_PTR): Remove.
9269 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9270 * except.c (expand_builtin_extend_pointer): Convert pointer to
9271 targetm.unwind_word_mode () instead of word_mode.
9273 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9274 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9275 (spu_unwind_word_mode): New function.
9276 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9277 (TARGET_UNWIND_WORD_MODE): Define.
9278 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9280 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9282 * config/spu/spu.c (reg_align): Remove.
9283 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9284 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9285 (spu_split_store): Likewise.
9287 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9289 * gcc/tree-vn.c: Fix typo in comment.
9291 2008-06-18 Jan Hubicka <jh@suse.cz>
9293 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9294 toplevel reorder too.
9296 2008-06-18 Jan Hubicka <jh@suse.cz>
9298 * c-opts.c (c_common_post_options): PCH is not compatible with
9300 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9301 -fno-toplevel-reorder by default now.
9303 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9305 PR documentation/30739
9306 * doc/install.texi (Prerequisites): Document dependency on awk.
9308 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9309 Ian Lance Taylor <iant@google.com>
9311 PR rtl-optimization/35604
9312 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9313 only want to change jump destinations, not eventual label comparisons.
9315 2008-06-16 Jan Hubicka <jh@suse.cz>
9317 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9319 (cgraph_analyze_function): Likewise.
9321 2008-06-16 Jan Hubicka <jh@suse.cz>
9323 * cgraph.h (cgraph_mark_if_needed): New function.
9324 * cgraphunit.c (cgraph_mark_if_needed): New function.
9325 * c-decl.c (duplicate_decl): Use it.
9327 2008-06-16 Jan Hubicka <jh@suse.cz>
9329 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9332 2008-06-16 Jan Hubicka <jh@suse.cz>
9334 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9336 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9337 Kazu Hirata <kazu@codesourcery.com>
9338 Maxim Kuvyrkov <maxim@codesourcery.com
9340 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9341 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9342 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9343 EXTRA_SPEC_FUNCTIONS.
9344 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9345 (DRIVER_SELF_SPECS): Adjust.
9346 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9347 * config/mips/st.h, config/mips/t-st: New.
9348 * config/mips/driver-native.c, config/mips/x-native: New.
9349 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9352 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9354 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9356 (ISA_HAS_FP_CONDMOVE): New macro.
9357 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9358 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9359 (ISA_HAS_NMADD3_NMSUB3): New macro.
9360 * config/mips/mips.c (mips_rtx_costs): Update.
9361 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9362 compiling for ST Loongson 2E/2F.
9363 (madd<mode>): Rename to madd4<mode>. Update.
9364 (madd3<mode>): New pattern.
9365 (msub<mode>): Rename to msub4<mode>. Update.
9366 (msub3<mode>): New pattern.
9367 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9368 (nmadd3<mode>): New pattern.
9369 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9370 (nmadd3<mode>_fastmath): New pattern.
9371 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9372 (nmsub3<mode>): New pattern.
9373 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9374 (nmsub3<mode>_fastmath): New pattern.
9375 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9377 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9379 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9380 (DF_REF_INSN_INFO): New.
9381 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9382 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9383 with a NULL DF_REF_INSN_INFO.
9384 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9386 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9387 DF_INSN_INFO_EQ_USES): New.
9388 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9389 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9390 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9391 * df-core.c: Update comment for above changes.
9392 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9393 DF_INSN_UID_* macros.
9394 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9395 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9396 insn rtx. Update all callers.
9397 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9398 df_ref_create_structure, df_insn_refs_collect): Likewise.
9399 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9400 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9401 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9402 macros to access the insn refs.
9403 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9404 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9405 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9406 for accessing the refs.
9407 (try_fwprop_subst): Likewise.
9408 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9409 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9410 for accessing the refs.
9411 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9412 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9413 to look at the insn refs.
9414 (record_uses): Likewise.
9415 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9417 (mark_artificial_uses): Don't mark_insn for artificial refs.
9418 (mark_reg_rependencies): Likewise.
9420 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9422 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9424 * configure: Regenerate.
9426 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9428 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9429 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9430 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9432 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9434 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9435 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9436 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9438 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9440 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9441 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9444 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9446 * tree-ssa-sccvn.c: Fix format of comments.
9448 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9450 * cgraph.c: Remove unneeded forward declarations of eq_node()
9453 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9455 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9457 (see_update_relevancy): Likewise.
9458 * fwprop.c (try_fwprop_subst): Likewise.
9459 * rtlanal.c (noop_move_p): Likewise.
9460 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9461 notes to non-existing libcall blocks.
9462 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9464 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9465 (dead_libcall_p): Remove.
9466 (delete_trivially_dead_insns): Don't use it.
9467 * web.c (union_defs): Remove comment about keeping nops.
9468 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9469 (compute_hash_table_work): Don't track libcall notes.
9470 (do_local_cprop): Don't take libcall pointers. Don't update
9472 (adjust_libcall_notes): Deleted.
9473 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9474 ever have existed in the first place).
9475 (replace_store_insn): Don't try to remove libcall notes.
9476 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9477 (resolve_reg_notes): Don't call them.
9478 (resolve_simple_move): Likewise.
9479 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9480 Don't remove REG_RETVAL notes.
9481 * emit-rtl.c (try_split): Don't update libcall notes.
9482 (emit_copy_of_insn_after): Dito.
9483 * cselib.c (cselib_current_insn_in_libcall): Remove.
9484 (cselib_process_insn): Don't set/clear it.
9485 (new_elt_loc_list): Don't record it.
9486 (cselib_init): Don't initialize it.
9487 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9488 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9490 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9491 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9492 (init_deps): Don't initialize it.
9493 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9494 * combine.c (delete_noop_moves): Don't update libcall notes.
9495 (can_combine_p): Remove now pointless #if 0 block.
9496 (try_combine): Remove another obsolete #if 0 block.
9497 (distribute_notes): Don't distribute libcall notes.
9498 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9499 * dce.c (libcall_dead_p): Remove.
9500 (delete_unmarked_insns): Don't handle libcall blocks.
9501 (preserve_libcall_for_dce): Remove.
9502 (prescan_insns_for_dce): Don't special-case libcall block insns.
9503 * reload1 (reload): Don't handle libcall notes.
9504 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9507 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9509 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9510 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9511 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9513 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9515 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9516 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9517 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9519 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9521 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9523 2008-06-16 Ira Rosen <irar@il.ibm.com>
9525 PR tree-optimization/36493
9526 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9527 the arguments list. Use VECTYPE to create vector pointer.
9528 (vectorizable_store): Fail if accesses through a pointer to vectype
9529 do not alias the original memory reference operands.
9530 Call vect_create_data_ref_ptr without the removed argument.
9531 (vectorizable_load): Likewise.
9532 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9535 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9538 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9541 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9543 * config/mips/loongson2ef.md: New file.
9544 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9545 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9546 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9547 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9548 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9550 (loongson2ef.md): New include.
9551 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9552 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9553 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9554 (loongson_gt_<mode>, loongson_extract_halfword)
9555 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9556 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9557 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9558 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9559 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9560 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9561 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9562 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9563 (vec_interleave_low<mode>): Define type attribute.
9564 * config/mips/mips.c (mips_ls2): New static variable.
9565 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9566 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9567 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9568 Implement target scheduling hooks.
9569 (mips_multipass_dfa_lookahead): Update to handle tuning for
9571 (mips_sched_init): Initialize data for Loongson scheduling.
9572 (mips_ls2_variable_issue): New static function.
9573 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9575 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9576 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9577 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9578 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9579 Handle ST Loongson 2E/2F cores.
9580 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9582 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9584 * omp-low.c (extract_omp_for_data): Fix comment typo.
9587 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9589 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9590 FIXME note about gcc/config.guess.
9591 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9592 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9593 * doc/cppopts.texi: Likewise.
9594 * doc/extend.texi: Likewise.
9595 * doc/gcc.texi: Likewise.
9596 * doc/gccint.texi: Likewise.
9597 * doc/gcov.texi: Likewise.
9598 * doc/gty.texi: Likewise.
9599 * doc/hostconfig.texi: Likewise.
9600 * doc/install.texi: Likewise.
9601 * doc/invoke.texi: Likewise.
9602 * doc/loop.texi: Likewise.
9603 * doc/makefile.texi: Likewise.
9604 * doc/md.texi: Likewise.
9605 * doc/passes.texi: Likewise.
9606 * doc/tm.texi: Likewise.
9607 * doc/tree-ssa.texi: Likewise.
9608 * doc/trouble.texi: Likewise.
9610 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9611 Nathan Sidwell <nathan@codesourcery.com>
9612 Maxim Kuvyrkov <maxim@codesourcery.com>
9613 Richard Sandiford <rdsandiford@googlemail.com>
9615 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9616 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9617 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9619 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9620 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9621 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9623 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9624 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9625 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9626 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9627 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9628 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9629 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9630 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9631 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9632 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9633 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9634 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9635 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9636 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9637 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9638 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9639 (mips_builtins): Add Loongson builtins.
9640 (mips_loongson_2ef_bdesc): New.
9641 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9642 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9643 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9644 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9646 (mips_expand_vector_init): New.
9647 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9648 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9650 * config/mips/mips.md: Add unspec numbers for Loongson
9651 builtins. Include loongson.md.
9652 (MOVE64): Include Loongson vector modes.
9653 (SPLITF): Include Loongson vector modes.
9654 (HALFMODE): Handle Loongson vector modes.
9655 * config/mips/loongson.md: New.
9656 * config/mips/loongson.h: New.
9657 * config.gcc: Add loongson.h header for mips*-*-* targets.
9658 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9660 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9662 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9663 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9664 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9665 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9666 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9667 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9668 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9669 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9670 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9671 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9672 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9673 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9674 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9675 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9676 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9677 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9678 Remove use_fixproto=yes.
9679 (ia64*-*-hpux*): Remove comment about using fixproto.
9680 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9682 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9684 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9686 * configure: Regenerate.
9688 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9691 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9692 before evaluating it.
9694 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9697 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9698 nested inline functions.
9699 (start_decl, start_function): Don't invert DECL_EXTERNAL
9700 for nested inline functions.
9702 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9704 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9705 splits that must be made for correctness.
9707 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9709 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9710 (AVAIL_NON_MIPS16): Likewise.
9711 (mips_builtin_description): Replace target_flags with a predicate.
9712 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9713 (dspr2_32): New availability predicates.
9714 (MIPS_BUILTIN): New macro.
9715 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9716 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9717 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9718 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9719 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9720 (mips_dsp_32only_bdesc): Merge into...
9721 (mips_builtins): ...this new array.
9722 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9723 (mips_init_builtins): Update after above changes.
9724 (mips_expand_builtin_1): Merge into...
9725 (mips_expand_builtin): ...here and update after above changes.
9727 2008-06-12 Paul Brook <paul@codesourcery.com>
9729 * longlong.h (__arm__): Define count_leading_zeros.
9730 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9731 (clzsi2, clzdi2): New functions.
9732 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9733 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9734 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9735 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9736 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9737 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9738 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9739 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9740 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9741 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9743 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9745 * config/m68k/m68k.c (m68k_tune_flags): New.
9746 (override_options): Compute m68k_tune_flags.
9747 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9748 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9750 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9753 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9755 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9757 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9758 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9760 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9762 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9763 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9765 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9768 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9771 2008-06-12 Richard Guenther <rguenther@suse.de>
9773 PR tree-optimization/36345
9774 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9775 add memory_tag_needed flag.
9776 (may_alias_p): Declare.
9777 * tree-ssa-alias.c (may_alias_p): Export.
9778 (set_initial_properties): Use memory_tag_needed flag.
9779 (update_reference_counts): Likewise.
9780 (reset_alias_info): Reset memory_tag_needed flag.
9781 (create_name_tags): Check memory_tag_needed flag.
9782 (dump_points_to_info_for): Dump it.
9783 * tree-ssa-structalias.c (struct variable_info): Remove
9784 directly_dereferenced flag.
9785 (new_var_info): Do not initialize it.
9786 (process_constraint_1): Do not set it.
9787 (update_alias_info): Set is_dereferenced flag.
9788 (set_uids_in_ptset): Use may_alias_p.
9789 (set_used_smts): Check memory_tag_needed flag.
9790 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9791 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9792 memory_tag_needed flag.
9793 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9796 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9798 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9799 red zone for w64 abi.
9800 (ix86_expand_prologue): Likewise.
9801 (ix86_force_to_memory): Likewise.
9802 (ix86_free_from_memory): Likewise.
9804 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9807 * config/rs6000/rs6000.c (rs6000_override_options): Set
9808 rs6000_isel conditionally to the absence of comand line override.
9809 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9810 Remove duplicate rs6000_isel setting.
9811 * config/rs6000/eabispe.h: Ditto.
9813 2008-06-11 Richard Guenther <rguenther@suse.de>
9815 * alias.c (get_alias_set): Use the element alias-set for arrays.
9816 (record_component_aliases): For arrays and vectors do nothing.
9817 * c-common.c (strict_aliasing_warning): Handle the cases
9818 of alias set zero explicitly.
9819 * Makefile.in (dfp.o-warn): Add -Wno-error.
9821 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9823 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9825 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9826 tune_32 tune_64 to supported_defaults. Allow values not
9827 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9828 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9829 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9830 with_cpu_64 to generic for 64-bit-supporting configurations, not
9831 with_cpu. Remove FIXMEs.
9832 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9833 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9834 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9835 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9836 arch_32 and arch_64.
9838 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9839 Olivier Hainque <hainque@adacore.com>
9841 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9842 Use DECL_SIZE_UNIT to retrieve the size of the field.
9844 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9846 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9847 with function calls after declarations. Lay out
9848 neon_float_type_node before further use.
9850 2008-06-11 Richard Guenther <rguenther@suse.de>
9852 * tree-flow.h (may_point_to_global_var): Declare.
9853 * tree-ssa-alias.c (may_point_to_global_var): New function.
9854 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9856 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9858 * configure.ac: Teach that fido supports .debug_line.
9859 * configure: Regenerate.
9861 2008-06-10 Tom Tromey <tromey@redhat.com>
9863 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9866 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9868 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9869 (encode_decimal64, decode_decimal64, encode_decimal128,
9870 decode_decimal128): Reverse order of 32-bit parts of value if host
9871 and target endianness differ.
9873 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9875 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9876 Avoid division by 0.
9877 (tree_mod_pow2_value_transform): Likewise.
9878 (tree_ic_transform): Likewise.
9879 (tree_stringops_transform): Likewise.
9880 (tree_mod_subtract_transform): Likewise.
9881 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9882 (copy_edges_for_bb): Likewise.
9883 (initialize_cfun): Likewise.
9885 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9887 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9888 nonmemory_operand. Add "N" operand constraint.
9890 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9891 (*jcc_btsi_mask): Ditto.
9892 (*jcc_btsi_mask_1): Ditto.
9894 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9896 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9897 TYPE_CANONICAL for copied element type.
9899 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9902 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9903 Add m_CORE2 and m_GENERIC.
9904 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9905 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9907 (*jcc_btdi_rex64): New instruction and split pattern.
9909 (*jcc_btsi_1): Ditto.
9910 (*btsq): Fix Intel asm dialect operand order.
9914 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9917 * simplify-rtx.c (simplify_subreg): Add check for shift count
9920 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9922 * doc/md.texi: Synchronize with later constraints.md change.
9923 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9924 with a C implementation.
9925 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9927 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9928 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9929 when moving to and from MD_REGNUM.
9930 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9931 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9932 Handle byte and halfword moves.
9933 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9935 * config/mips/constraints.md (h): Turn into NO_REGS.
9936 (l, x): Update documentation.
9937 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9938 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9939 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9940 (HILO): New mode iterator.
9942 (any_div): New code iterator.
9943 (u): Extend code attribute to div and udiv.
9944 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9945 d_operand in the splitters. Remove redundant CONST_INT checks.
9946 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9947 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9948 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9949 accordingly, using normal moves instead of unspecs to move LO into
9950 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9951 (<u>mulsidi3): Handle expansion in C code.
9952 (<u>mulsidi3_32bit_internal): Rename to...
9953 (<u>mulsidi3_32bit): ...this.
9954 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9955 (*<u>mulsidi3_64bit): Rename to...
9956 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9957 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9958 to set LO and HI to the multiplication result. Use a normal move
9959 for MFLO and an unspec for MFHI.
9960 (*<u>mulsidi3_64bit_parts): Replace with...
9961 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9962 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9963 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9964 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9965 instead of HI. Split the instruction into a separate multiplication
9966 and MFHI if !TARGET_FIX_R4000.
9967 (<su>muldi3_highpart): Likewise.
9968 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9969 and the "=h" clobber.
9970 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9971 (<u>mulditi3): New expander.
9972 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9973 (madsi): Remove "=h" clobber.
9974 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9975 Force the modulus result to be a GPR and split the instruction into
9976 a division followed by an MFHI after reload.
9977 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9978 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9979 the MIPS16 HIGH define_split.
9980 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9981 of acc<->gpr moves to "multi".
9982 (*movdi_64bit): Replace the single "x" alternative with
9983 alternatives for moving into and out of "a".
9984 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9985 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9986 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9987 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9988 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9989 (movti): New expander.
9990 (*movti, *movti_mips16): New insns.
9991 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9992 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9993 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9994 * config/mips/predicates.md (fpr_operand): Delete.
9995 (d_operand): New predicate.
9997 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9999 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10000 failure on some Bourne shells.
10001 (x86_64-*-*): Ditto.
10003 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10005 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10007 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10009 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10010 (sparc-sun-solaris2*): Likewise.
10012 2008-06-09 Arnaud Charlet <charlet@adacore.com
10014 * doc/install.texi: Update requirements to build the Ada compiler.
10016 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10018 * df-scan.c (struct df_scan_problem_data): Remove the
10019 mw_link_pool alloc pool.
10020 (df_scan_free_internal): Don't free it.
10021 (df_scan_alloc): Don't allocate it.
10022 * df.h (struct df_link): Update comment.
10024 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10026 * except.h: Correct checks for when SJLJ exceptions must be used.
10028 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10030 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10033 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10035 PR tree-optimization/36218
10036 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10037 configure for the build system.
10038 (BUILD_LDFLAGS): Define.
10039 * configure: Regenerate.
10040 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10042 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10045 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10046 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10047 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10049 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10051 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10053 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10055 * config.gcc (Obsolete configurations): Remove list of
10057 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10058 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10059 targets matched by those patterns.
10060 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10061 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10062 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10063 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10064 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10065 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10066 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10067 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10068 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10069 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10070 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10071 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10072 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10073 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10074 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10075 Make code for Solaris 7 and greater unconditional for Solaris.
10076 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10077 Remove --with-* handling.
10078 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10079 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10080 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10081 LINK_OS_WINDISS_SPEC): Remove.
10082 * config/rs6000/sysv4.opt (mwindiss): Remove.
10083 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10084 * configure: Regenerate.
10085 * doc/cpp.texi: Don't mention BeOS.
10086 * doc/extend.texi (interrupt): Don't mention MS1.
10087 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10088 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10089 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10090 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10091 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10093 * doc/invoke.texi (MT Options): Remove.
10094 (-mwindiss): Remove.
10095 (CRIS Options): Remove cris-axis-aout references.
10096 (HPPA Options): Don't mention hppa1.1-*-pro.
10097 * doc/md.texi: (MorphoTech family): Remove.
10098 * libgcc2.c: Don't handle UWIN.
10099 * config/alpha/t-unicosmk: Remove.
10100 * config/alpha/unicosmk.h: Remove.
10101 * config/arm/kaos-arm.h: Remove.
10102 * config/arm/kaos-strongarm.h: Remove.
10103 * config/arm/strongarm-coff.h: Remove.
10104 * config/arm/strongarm-elf.h: Remove.
10105 * config/arm/strongarm-pe.h: Remove.
10106 * config/arm/t-strongarm-pe: Remove.
10107 * config/arm/t-xscale-coff: Remove.
10108 * config/arm/t-xscale-elf: Remove.
10109 * config/arm/xscale-coff.h: Remove.
10110 * config/arm/xscale-elf.h: Remove.
10111 * config/chorus.h: Remove.
10112 * config/cris/aout.h: Remove.
10113 * config/cris/aout.opt: Remove.
10114 * config/cris/t-aout: Remove.
10115 * config/i386/beos-elf.h: Remove.
10116 * config/i386/kaos-i386.h: Remove.
10117 * config/i386/ptx4-i.h: Remove.
10118 * config/i386/sco5.h: Remove.
10119 * config/i386/sco5.opt: Remove.
10120 * config/i386/sysv4-cpp.h: Remove.
10121 * config/i386/sysv5.h: Remove.
10122 * config/i386/t-beos: Remove.
10123 * config/i386/t-sco5: Remove.
10124 * config/i386/t-uwin: Remove.
10125 * config/i386/uwin.asm: Remove.
10126 * config/i386/uwin.h: Remove.
10127 * config/kaos.h: Remove.
10128 * config/mips/windiss.h: Remove.
10129 * config/mt: Remove directory.
10130 * config/pa/pa-osf.h: Remove.
10131 * config/pa/pa-pro-end.h: Remove.
10132 * config/pa/t-pro: Remove.
10133 * config/ptx4.h: Remove.
10134 * config/rs6000/beos.h: Remove.
10135 * config/rs6000/kaos-ppc.h: Remove.
10136 * config/rs6000/t-beos: Remove.
10137 * config/rs6000/windiss.h: Remove.
10138 * config/sh/kaos-sh.h: Remove.
10139 * config/sol2-6.h: Remove.
10140 * config/sparc/sol26-sld.h: Remove.
10141 * config/sparc/sysv4-only.h: Remove.
10142 * config/vax/bsd.h: Remove.
10143 * config/vax/t-memfuncs: Remove.
10144 * config/vax/ultrix.h: Remove.
10145 * config/vax/vaxv.h: Remove.
10146 * config/windiss.h: Remove.
10148 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10150 PR rtl-optimization/36438
10151 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10152 for vector shifts with constant scalar shift operands.
10154 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10156 * doc/invoke.texi: Document -march=xlr.
10157 * config/mips/xlr.md: New file.
10158 * config/mips/mips.md: Include it.
10160 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10161 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10162 (mips_rtx_cost_data): Likewise.
10164 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10166 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10167 PRE_INC and PRE_DEC cases.
10169 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10171 PR rtl-optimization/36419
10172 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10173 the emitting jump insn.
10176 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10177 is not bool, boolify the whole *expr_p and convert to the desired type.
10179 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10181 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10182 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10183 Add omp_private_outer_ref hook, add another argument to
10184 omp_clause_default_ctor hook.
10185 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10186 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10187 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10188 hook_tree_tree_tree_tree_null.
10189 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10190 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10191 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10192 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10193 * tree.def (OMP_TASK): New tree code.
10194 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10195 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10196 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10197 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10198 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10199 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10200 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10201 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10202 (OMP_DIRECTIVE_P): Add OMP_TASK.
10203 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10204 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10205 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10206 and OMP_CLAUSE_UNTIED entries.
10207 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10209 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10210 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10211 * tree-pretty-print.c (dump_omp_clause): Handle
10212 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10213 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10214 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10215 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10216 warning about unsigned iterators. Change decl/init/cond/incr
10217 arguments to TREE_VECs, check arguments for all collapsed loops.
10218 (c_finish_omp_taskwait): New function.
10219 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10221 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10222 default_function_array_conversion on init. Add par_clauses argument.
10223 If decl is present in parallel's lastprivate clause, change it to
10224 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10225 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10226 collapse count in clauses.
10227 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10228 c_parser_omp_for_loop callers.
10229 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10230 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10231 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10232 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10234 (c_parser_omp_clause_schedule): Handle schedule(auto).
10235 Include correct location in the error message.
10236 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10237 and PRAGMA_OMP_CLAUSE_UNTIED.
10238 (OMP_TASK_CLAUSE_MASK): Define.
10239 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10240 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10241 * tree-nested.c (convert_nonlocal_omp_clauses,
10242 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10243 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10244 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10245 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10247 (conver_nonlocal_reference, convert_local_reference,
10248 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10249 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10250 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10251 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10252 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10253 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10254 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10255 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10256 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10258 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10259 * c-common.h (c_finish_omp_taskwait): New prototype.
10260 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10261 * tree-parloops.c (create_parallel_loop): Create 1 entry
10262 vectors for OMP_FOR_{INIT,COND,INCR}.
10263 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10264 (make_edges): Handle OMP_TASK.
10265 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10266 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10267 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10268 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10269 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10270 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10271 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10272 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10273 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10274 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10275 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10276 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10277 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10278 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10279 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10280 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10282 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10283 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10284 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10285 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10286 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10287 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10288 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10289 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10290 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10291 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10292 original iterator is present in lastprivate clause or if
10293 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10294 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10295 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10296 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10297 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10298 if it is set, lookup var in outer contexts too. Handle
10299 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10300 to be implicitly determined firstprivate for task regions.
10301 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10302 if it is set, lookup var in outer contexts too. Set
10303 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10304 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10305 OMP_CLAUSE_UNTIED. Take region_type as last argument
10306 instead of in_parallel and in_combined_parallel.
10307 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10309 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10310 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10311 (new_omp_context): Set default_kind to
10312 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10313 (omp_region_type): New enum.
10314 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10315 fields, add region_type.
10316 (new_omp_context): Take region_type as argument instead of is_parallel
10317 and is_combined_parallel.
10318 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10319 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10320 ctx->is_combined_parallel checks.
10321 (gimplify_omp_task): New function.
10322 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10324 * omp-low.c (extract_omp_for_data): Use schedule(static)
10325 for schedule(auto). Handle pointer and unsigned iterators.
10326 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10327 Add loops argument. Extract data for collapsed OMP_FOR loops.
10328 (expand_parallel_call): Assert sched_kind isn't auto,
10329 map runtime schedule to index 3.
10330 (struct omp_for_data_loop): New type.
10331 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10332 Add loop, loops, collapse and iter_type fields.
10333 (workshare_safe_to_combine_p): Disallow combined for if
10334 iter_type is unsigned long long. Don't combine collapse > 1 loops
10335 unless all bounds and steps are constant. Adjust extract_omp_for_data
10337 (expand_omp_for_generic): Handle pointer, unsigned and long long
10338 iterators. Handle collapsed OMP_FOR loops. Adjust
10339 for struct omp_for_data changes. If libgomp function doesn't return
10340 boolean_type_node, add comparison of the return value with 0.
10341 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10342 pointer, unsigned and long long iterators. Adjust for struct
10343 omp_for_data changes.
10344 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10345 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10346 unsigned long long. Allocate loops array, pass it to
10347 extract_omp_for_data. For collapse > 1 loops use always
10348 expand_omp_for_generic.
10349 (omp_context): Add sfield_map and srecord_type fields.
10350 (is_task_ctx, lookup_sfield): New functions.
10351 (use_pointer_for_field): Use is_task_ctx helper. Change first
10352 argument's type from const_tree to tree. Clarify comment.
10353 In OMP_TASK disallow copy-in/out sharing.
10354 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10355 (install_var_field): Add mask argument. Populate both record_type
10356 and srecord_type if needed.
10357 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10359 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10360 and DECL_FIELD_OFFSET.
10361 (scan_sharing_clauses): Adjust install_var_field callers. For
10362 firstprivate clauses on explicit tasks allocate the var by value in
10363 record_type unconditionally, rather than by reference.
10364 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10365 Use is_taskreg_ctx instead of is_parallel_ctx.
10366 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10367 (create_omp_child_function_name): Add task_copy argument, use
10368 *_omp_cpyfn* names if it is true.
10369 (create_omp_child_function): Add task_copy argument, if true create
10370 *_omp_cpyfn* helper function.
10371 (scan_omp_parallel): Adjust create_omp_child_function callers.
10372 Rename parallel_nesting_level to taskreg_nesting_level.
10373 (scan_omp_task): New function.
10374 (lower_rec_input_clauses): Don't run constructors for firstprivate
10375 explicit task vars which are initialized by *_omp_cpyfn*.
10376 Pass outer var ref to omp_clause_default_ctor hook if
10377 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10378 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10379 OMP_CLAUSE_REDUCTION_INIT.
10380 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10381 avoid duplicate setting of fields. Handle
10382 OMP_CLAUSE_PRIVATE_OUTER_REF.
10383 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10384 copy-out if TREE_READONLY, only copy-in.
10385 (expand_task_copyfn): New function.
10386 (expand_task_call): New function.
10387 (struct omp_taskcopy_context): New type.
10388 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10390 (lower_omp_parallel): Rename to...
10391 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10392 Call create_task_copyfn if srecord_type is needed. Adjust
10394 (task_shared_vars): New variable.
10395 (check_omp_nesting_restrictions): Warn if work-sharing,
10396 barrier, master or ordered region is closely nested inside OMP_TASK.
10397 Add warnings for barrier if closely nested inside of work-sharing,
10398 ordered, or master region.
10399 (scan_omp_1): Call check_omp_nesting_restrictions even for
10400 GOMP_barrier calls. Rename parallel_nesting_level to
10401 taskreg_nesting_level. Handle OMP_TASK.
10402 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10403 work-sharing construct, continue looking for them on parent parallel
10405 (lower_omp_for_lastprivate): Add lastprivate clauses
10406 to the beginning of dlist rather than end. Adjust for struct
10407 omp_for_data changes.
10408 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10409 not after it. Handle collapsed OMP_FOR loops, adjust for
10410 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10411 (get_ws_args_for): Adjust extract_omp_for_data caller.
10412 (scan_omp_for): Handle collapsed OMP_FOR
10413 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10414 (lower_omp_single_simple): If libgomp function doesn't return
10415 boolean_type_node, add comparison of the return value with 0.
10416 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10417 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10418 (parallel_nesting_level): Rename to...
10419 (taskreg_nesting_level): ... this.
10420 (is_taskreg_ctx): New function.
10421 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10422 of is_parallel_ctx.
10423 (execute_lower_omp): Rename parallel_nesting_level to
10424 taskreg_nesting_level.
10425 (expand_omp_parallel): Rename to...
10426 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10427 Call omp_task_call for OMP_TASK regions.
10428 (expand_omp): Adjust caller, handle OMP_TASK.
10429 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10431 * bitmap.c (bitmap_default_obstack_depth): New variable.
10432 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10433 if argument is NULL and bitmap_default_obstack is already initialized.
10434 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10436 * matrix-reorg.c (matrix_reorg): Likewise.
10438 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10440 * config/i386/i386.md (*indirect_jump): Macroize using P
10441 mode iterator. Remove !TARGET_64BIT from insn constraints.
10442 (*tablejump_1): Ditto.
10443 (*indirect_jump_rex64): Remove insn pattern.
10444 (*tablejump_1_rex64): Ditto.
10445 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10446 and eh_return_si insn patterns.
10448 2008-06-06 Richard Guenther <rguenther@suse.de>
10450 * tree-ssa-structalias.c (merge_smts_into): Remove.
10451 (find_what_p_points_to): Do not bother to compute the
10452 points-to set for pt_anything pointers.
10453 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10454 for pt_anything pointers is ok.
10456 2008-06-06 Jan Hubicka <jh@suse.cz>
10458 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10460 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10462 * cgraph.c: Fix typos in comments.
10463 (cgraph_availability_names): Fix string typo.
10464 * fold-const.c: Fix typos in comments.
10465 (fold_binary): Fix typo in warning.
10466 * genautomata.c: Fix typos in comments.
10467 (check_presence_pattern_sets): Fix typo in local variable.
10468 (output_description): Fix typo in output.
10469 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10470 * hwint.h: Likewise.
10471 * matrix-reorg.c (check_allocation_function): Likewise.
10472 * omega.c (smooth_weird_equations): Likewise.
10473 * auto-inc-dec.c: Fix typos in comments.
10474 * bb-reorder.c: Likewise.
10475 * builtins.c: Likewise.
10476 * c-common.c: Likewise.
10477 * c-cppbuiltin.c: Likewise.
10478 * c-parser.c: Likewise.
10479 * c-pretty-print.c: Likewise.
10480 * cfgcleanup.c: Likewise.
10481 * cfgexpand.c: Likewise.
10482 * cfghooks.c: Likewise.
10483 * cfglayout.c: Likewise.
10484 * cfgloopmanip.c: Likewise.
10485 * cgraphunit.c: Likewise.
10486 * coverage.c: Likewise.
10487 * dbxout.c: Likewise.
10488 * df-byte-scan.c: Likewise.
10489 * df-core.c: Likewise.
10490 * df-problems.c: Likewise.
10491 * df-scan.c: Likewise.
10493 * dominance.c: Likewise.
10494 * domwalk.c: Likewise.
10496 * dwarf2out.c: Likewise.
10497 * emit-rtl.c: Likewise.
10498 * et-forest.c: Likewise.
10499 * function.c: Likewise.
10500 * function.h: Likewise.
10502 * gcov-io.c: Likewise.
10503 * gcov.c: Likewise.
10504 * gcse.c: Likewise.
10505 * genattrtab.c: Likewise.
10506 * ggc-page.c: Likewise.
10507 * gimplify.c: Likewise.
10508 * gthr-lynx.h: Likewise.
10509 * haifa-sched.c: Likewise.
10510 * ipa-cp.c: Likewise.
10511 * ipa-inline.c: Likewise.
10512 * ipa-prop.h: Likewise.
10513 * ipa-pure-const.c: Likewise.
10514 * ipa-struct-reorg.c: Likewise.
10515 * ipa-struct-reorg.h: Likewise.
10516 * ipa-type-escape.c: Likewise.
10518 * loop-doloop.c: Likewise.
10519 * mips-tfile.c: Likewise.
10520 * mkmap-flat.awk: Likewise.
10521 * mkmap-symver.awk: Likewise.
10522 * modulo-sched.c: Likewise.
10523 * omp-low.c: Likewise.
10524 * optabs.c: Likewise.
10525 * optabs.h: Likewise.
10526 * opts.c: Likewise.
10527 * passes.c: Likewise.
10528 * postreload-gcse.c: Likewise.
10529 * postreload.c: Likewise.
10530 * predict.c: Likewise.
10531 * pretty-print.h: Likewise.
10532 * profile.c: Likewise.
10533 * protoize.c: Likewise.
10534 * ra-conflict.c: Likewise.
10535 * real.c: Likewise.
10536 * recog.c: Likewise.
10537 * regclass.c: Likewise.
10538 * regs.h: Likewise.
10539 * reload.c: Likewise.
10540 * rtl-error.c: Likewise.
10541 * rtlanal.c: Likewise.
10542 * scan.h: Likewise.
10543 * sched-rgn.c: Likewise.
10545 * stmt.c: Likewise.
10546 * target.h: Likewise.
10547 * tree-dfa.c: Likewise.
10548 * tree-eh.c: Likewise.
10549 * tree-flow-inline.h: Likewise.
10550 * tree-inline.c: Likewise.
10551 * tree-into-ssa.c: Likewise.
10552 * tree-loop-distribution.c: Likewise.
10553 * tree-nested.c: Likewise.
10554 * tree-parloops.c: Likewise.
10555 * tree-pass.h: Likewise.
10556 * tree-pretty-print.c: Likewise.
10557 * tree-profile.c: Likewise.
10558 * tree-scalar-evolution.c: Likewise.
10559 * tree-sra.c: Likewise.
10560 * tree-ssa-alias-warnings.c: Likewise.
10561 * tree-ssa-ccp.c: Likewise.
10562 * tree-ssa-coalesce.c: Likewise.
10563 * tree-ssa-dom.c: Likewise.
10564 * tree-ssa-dse.c: Likewise.
10565 * tree-ssa-forwprop.c: Likewise.
10566 * tree-ssa-live.c: Likewise.
10567 * tree-ssa-live.h: Likewise.
10568 * tree-ssa-loop-im.c: Likewise.
10569 * tree-ssa-loop-ivopts.c: Likewise.
10570 * tree-ssa-loop-niter.c: Likewise.
10571 * tree-ssa-loop-prefetch.c: Likewise.
10572 * tree-ssa-phiopt.c: Likewise.
10573 * tree-ssa-phiprop.c: Likewise.
10574 * tree-ssa-sccvn.c: Likewise.
10575 * tree-ssa-ter.c: Likewise.
10576 * tree-ssa-threadupdate.c: Likewise.
10577 * tree-ssa.c: Likewise.
10578 * tree-vect-analyze.c: Likewise.
10579 * tree-vect-transform.c: Likewise.
10580 * tree-vectorizer.c: Likewise.
10581 * tree-vn.c: Likewise.
10582 * tree-vrp.c: Likewise.
10583 * tree.c: Likewise.
10584 * tree.def: Likewise.
10585 * tree.h: Likewise.
10586 * unwind-dw2-fde.c: Likewise.
10587 * unwind.inc: Likewise.
10588 * value-prof.c: Likewise.
10589 * vmsdbgout.c: Likewise.
10591 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10593 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10594 always place FP constants in the TOC for TARGET_POWERPC64.
10595 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10597 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10599 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10600 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10601 enable for TARGET_E500_DOUBLE.
10602 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10603 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10604 floating-point modes like integer modes for E500 double.
10605 (rs6000_legitimate_offset_address_p): Likewise.
10606 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10607 addressing for DDmode for E500 double.
10608 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10609 modes as using 64-bits of registers for E500 double.
10610 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10611 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10612 specially for E500 double.
10613 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10614 TDmode for E500 double.
10615 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10616 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10617 (rs6000_split_multireg_move): Do not handle TDmode specially for
10619 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10620 using 64-bit registers for E500 double.
10621 (emit_frame_save): Do not handle DDmode specially for E500 double.
10622 (gen_frame_mem_offset): Likewise.
10623 (rs6000_function_value): Do not call spe_build_register_parallel
10624 for DDmode or TDmode.
10625 (rs6000_libcall_value): Likewise.
10626 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10627 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10630 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10632 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10635 2008-06-04 Junjie Gu <jgu@tensilica.com>
10637 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10638 comparison for frame pointers.
10640 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10643 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10645 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10648 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10649 register is already smaller or equal to required mode.
10651 2008-06-04 Xinliang David Li <davidxl@google.com>
10653 * tree-call-cdce.c: New file.
10654 (cond_dead_built_in_calls): New static variable.
10655 (input_domain): New struct.
10656 (check_pow): New function.
10657 (check_builtin_call): Ditto.
10658 (check_target_format): Ditto.
10659 (is_call_dce_candidate): Ditto.
10660 (gen_one_condition): Ditto.
10661 (gen_conditions_for_domain): Ditto.
10662 (get_domain): Ditto.
10663 (gen_conditions_for_pow_cst_base): Ditto.
10664 (gen_conditions_for_pow_int_base): Ditto.
10665 (gen_conditions_for_pow): Ditto.
10666 (get_no_error_domain): Ditto.
10667 (gen_shrink_wrap_conditions): Ditto.
10668 (shrink_wrap_one_built_in_call): Ditto.
10669 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10670 (tree_call_cdce): Ditto.
10671 (gate_call_cdce): Ditto.
10672 (pass_call_cdce): New gimple pass.
10673 * passes.c: (init_optimization_passes): New pass.
10674 * tree-pass.h: New pass declaration.
10675 * opts.c (decode_options): New flag setting.
10676 * common.opt: Add -ftree-builtin-call-dce flag.
10677 * Makefile.in: Add new source file.
10678 * tempvar.def: New tv_id.
10679 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10681 2008-06-04 Richard Guenther <rguenther@suse.de>
10683 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10684 (is_call_clobbered): Always check var_ann->call_clobbered.
10685 (mark_call_clobbered): Always set var_ann->call_clobbered.
10686 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10687 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10688 (reset_alias_info): Clear call clobbering info on MTAGs and
10690 (set_pt_anything): Set pt_global_mem.
10691 (create_tag_raw): Adjust comment.
10692 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10694 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10695 Maxim Kuvyrkov <maxim@codesourcery.com>
10697 * config/m68k/m68k.opt (mxgot): New option.
10698 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10699 (m68k_output_addr_const_extra): New.
10700 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10701 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10702 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10703 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10705 2008-06-04 Richard Guenther <rguenther@suse.de>
10707 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10708 negative or non-representable offsets.
10710 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10712 * config/i386/i386.c (ix86_gen_leave): New.
10713 (ix86_gen_pop1): Likewise.
10714 (ix86_gen_add3): Likewise.
10715 (ix86_gen_sub3): Likewise.
10716 (ix86_gen_sub3_carry): Likewise.
10717 (ix86_gen_one_cmpl2): Likewise.
10718 (ix86_gen_monitor): Likewise.
10719 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10720 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10721 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10722 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10723 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10724 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10725 (ix86_expand_epilogue): Updated.
10726 (print_operand): Handle integer register operand for 'z'.
10727 (ix86_expand_strlensi_unroll_1): Likewise.
10728 (ix86_expand_strlen): Likewise.
10729 (ix86_expand_builtin): Likewise.
10730 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10731 mov{q}/mov{l} and add{q}/add{l}.
10733 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10735 * config/i386/i386.md (P): New mode iterator.
10736 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10737 using P mode iterator.
10738 (DFmode push_operand splitter): Ditto.
10739 (XFmode push_operand splitter): Ditto.
10740 (DFmode float_extend SFmode push_operand splitter): Ditto.
10741 (XFmode float_extend SFmode push_operand splitter): Do not generate
10742 SImode pushes for 64bit target. Macroize Dimode and SImode
10743 pushes using P mode iterator.
10744 (XFmode float_extend DFmode push_operand splitter): Ditto.
10746 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10748 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10749 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10750 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10751 return type to int.
10752 (ix86_call_abi_override): Remove check for call_used_regs.
10754 2008-06-03 Richard Guenther <rguenther@suse.de>
10756 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10757 for the lhs of calls if the return type contains pointers.
10759 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10761 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10762 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10763 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10764 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10765 of cfun and DEFAULT_ABI to deceide abi mode.
10766 (DEFAULT_ABI): New.
10767 (REG_PARM_STACK_SPACE): Removed.
10768 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10769 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10770 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10771 (ix86_function_abi): Likewise.
10772 (ix86_function_type_abi): Likewise.
10773 (ix86_call_abi_override): Likewise.
10774 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10775 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10776 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10777 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10779 (X86_64_REGPARM_MAX): New.
10780 (X86_64_SSE_REGPARM_MAX): New.
10781 (X64_REGPARM_MAX): New.
10782 (X64_SSE_REGPARM_MAX): New.
10783 (X86_32_REGPARM_MAX): New.
10784 (X86_32_SSE_REGPARM_MAX): New.
10785 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10786 (ix86_function_regparm): Handle user calling abi.
10787 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10788 by DEFAULT_ABI versus SYSV_ABI check.
10789 (ix86_reg_parm_stack_space): New.
10790 (ix86_function_type_abi): New.
10791 (ix86_call_abi_override): New.
10792 (ix86_function_abi): New.
10793 (ix86_cfun_abi): New.
10794 (init_cumulative_args): Call abi specific initialization.
10795 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10796 (function_arg_64): Extend SSE_REGPARM_MAX check.
10797 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10798 (ix86_pass_by_reference): Likewise.
10799 (ix86_function_value_regno_p): Likewise.
10800 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10801 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10802 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10803 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10804 (setup_incoming_varargs_64): Adjust regparm for call abi.
10805 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10806 (ix86_va_start): Likewise.
10807 (ix86_gimplify_va_arg): Likewise.
10808 (ix86_expand_prologue): Likewise.
10809 (output_pic_addr_const): Likewise.
10810 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10811 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10812 (x86_output_mi_thunk): Likewise.
10813 (x86_function_profiler): Likewise.
10814 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10815 (SYSV_ABI, MS_ABI): New constants.
10816 (DEFAULT_ABI): New.
10817 (init_regs): Add prototype of function in regclass.c file.
10818 (OVERRIDE_ABI_FORMAT): New.
10819 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10820 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10821 (OUTGOING_REG_PARM_STACK_SPACE): New.
10822 (ix86_reg_parm_stack_space): New prototype.
10823 (CUMULATIVE_ARGS): Add call_abi member.
10824 (machine_function): Add call_abi member.
10825 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10826 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10828 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10831 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10832 (avr_builtin_setjmp_frame_value): New function.
10833 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10834 (nonlocal_goto): Define.
10836 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10838 * config/mips/mips.c (mips_emit_loadgp): Return early if
10839 there is nothing do to, otherwise emit a blockage if
10840 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10841 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10843 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10845 * configure.ac: Drop unneeded backslash ending up in config.in.
10846 * acinclude.m4: Likewise.
10847 * config.in: Regenerate.
10849 2008-05-26 Jan Hubicka <jh@suse.cz>
10851 * predict.c (maybe_hot_frequency_p): Break out of...
10852 (maybe_hot_bb_p): ... here.
10853 (maybe_hot_edge_p): New.
10854 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10855 * basic-block.h (maybe_hot_edge_p): Declare.
10857 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10859 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10860 (*cmpfp_<mode>_cc): Ditto.
10861 (*fp_jcc_8<mode>_387): Ditto.
10862 (*fop_<MODEF:mode>_2_i387): Ditto.
10863 (*fop_<MODEF:mode>_3_i387): Ditto.
10864 (*fop_xf_2_i387): Ditto.
10865 (*fop_xf_3_i387): Ditto.
10867 2008-06-02 Tomas Bily <tbily@suse.cz>
10869 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10871 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10873 * config/mips/mips.c (mips_valid_offset_p): New function.
10874 (mips_valid_lo_sum_p): Likewise.
10875 (mips_classify_address): Use them.
10876 (mips_force_address): New function.
10877 (mips_legitimize_address): Use it.
10878 * config/mips/mips.md (MOVE128): New mode iterator.
10879 (movtf): Require TARGET_64BIT. Remove empty strings.
10880 (*movtf_internal): Rename to...
10881 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10882 of "R" and use {,fp}{load,store} attributes instead of "multi".
10883 Use a separate define_split.
10884 (*movtf_mips16): New pattern.
10886 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10888 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10889 * config/mips/mips.c (mips_expand_before_return): New function.
10890 (mips_expand_epilogue): Call it.
10891 * config/mips/mips.md (return): Turn into a define_expand.
10892 (*return): New insn.
10894 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10896 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10897 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10898 functions. Do not emit uses and clobbers of CONCATs; individually
10899 use and clobber their operands.
10900 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10901 gen_clobber, emit_use and gen_use.
10902 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10903 (expand_builtin_return): Likewise.
10904 * cfgbuild.c (count_basic_blocks): Likewise.
10905 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10906 * explow.c (emit_stack_restore): Likewise.
10907 * expmed.c (extract_bit_field_1): Likewise.
10908 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10909 (emit_move_multi_word, store_constructor): Likewise.
10910 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10911 (thread_prologue_and_epilogue_insns): Likewise.
10912 * lower-subreg.c (resolve_simple_move): Likewise.
10913 * optabs.c (widen_operand, expand_binop): Likewise.
10914 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10915 * reload.c (find_reloads): Likewise.
10916 * reload1.c (eliminate_regs_in_insn): Likewise.
10917 * stmt.c (expand_nl_goto_receiver): Likewise.
10918 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10919 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10920 * config/arm/arm.c (arm_load_pic_register): Likewise.
10921 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10922 * config/arm/arm.md (untyped_return): Likewise.
10923 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10924 * config/avr/avr.c (expand_prologue): Likewise.
10925 * config/bfin/bfin.c (do_unlink): Likewise.
10926 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10927 * config/cris/cris.c (cris_expand_prologue): Likewise.
10928 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10929 (machopic_legitimize_pic_address): Likewise.
10930 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10931 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10932 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10933 (ix86_expand_convert_uns_didf_sse): Likewise.
10934 (ix86_expand_vector_init_general): Likewise.
10935 * config/ia64/ia64.md (eh_epilogue): Likewise.
10936 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10937 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10938 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10939 (config/iq2000/iq2000.c): Likewise.
10940 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10941 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10942 (builtin_longjmp): Likewise.
10943 * config/mn10300/mn10300.md (call, call_value): Likewise.
10944 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10945 * config/pdp11/pdp11.md (abshi2): Likewise.
10946 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10947 * config/s390/s390.c (s390_emit_prologue): Likewise.
10948 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10949 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10950 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10951 * config/sh/sh.c (prepare_move_operands): Likewise.
10952 (output_stack_adjust, sh_expand_epilogue): Likewise.
10953 (sh_set_return_address, sh_expand_t_scc): Likewise.
10954 * config/sparc/sparc.c (load_pic_register): Likewise.
10955 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10956 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10957 * config/v850/v850.c (expand_epilogue): Likewise.
10959 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10961 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10962 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10963 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10964 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10965 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10966 stack pointer register.
10967 (output_movhi): Remove code for interrupt specific writing to the
10968 stack pointer register.
10970 2008-05-31 Richard Guenther <rguenther@suse.de>
10972 PR tree-optimization/34244
10973 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10974 (tree_expr_nonzero_warnv_p): Likewise.
10975 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10976 ssa_name_nonnegative_p.
10977 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10978 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10979 not tree_expr_nonzero_warnv_p.
10981 PR tree-optimization/36262
10983 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10985 PR tree-optimization/34244
10986 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10987 (record_numbers_of_iterations): New function.
10988 (execute_vrp): Cache the numbers of iterations of loops.
10989 * tree-scalar-evolution.c (scev_reset_except_niters):
10991 (scev_reset): Use scev_reset_except_niters.
10992 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10994 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10996 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10997 __WORKAROUND_RETS when appropriate.
10999 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11001 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11002 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11004 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11005 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11006 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11007 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11008 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11009 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11010 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11011 *fop_df_1_sse insn patterns using MODEF mode iterator.
11012 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11013 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11014 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11015 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11016 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11017 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11018 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11019 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11020 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11021 (*fop_xf_5_i387): Ditto.
11022 (*fop_xf_6_i387): Ditto.
11024 2008-05-30 Richard Guenther <rguenther@suse.de>
11026 * builtins.c (build_string_literal): Avoid generating
11027 a non-gimple_val result.
11029 2008-05-30 DJ Delorie <dj@redhat.com>
11031 * exec-tool.in: Use an environment variable (private) instead of a
11032 file (shared) as a semaphore, so as to not break parallel builds.
11034 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11036 * optabs.c (maybe_encapsulate_block): Remove.
11037 (emit_libcall_block): Adjust accordingly.
11038 * optabs.h (maybe_encapsulate_block): Remove prototype.
11040 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11041 Don't use maybe_encapsulate_block.
11043 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11045 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11046 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11047 rtx is a SYMBOL_REF before calling get_pool_constant.
11049 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11051 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11053 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11055 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11056 rather than OS names to choose INO_T_EQ definition.
11057 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11058 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11060 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11063 * config/darwin-f.c: New.
11064 * config/t-darwin: Added rule to build darwin-f.o.
11065 * config.gcc: Defined new variable, fortran_target_objs.
11066 (*-*-darwin*): Set fortran_target_objs.
11067 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11068 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11069 * configure: Regenerated.
11071 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11074 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11075 canonical type if needed.
11077 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11079 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11081 2008-05-29 Richard Guenther <rguenther@suse.de>
11083 PR tree-optimization/36343
11084 PR tree-optimization/36346
11085 PR tree-optimization/36347
11086 * tree-flow.h (clobber_what_p_points_to): Declare.
11087 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11088 pointed-to variable is dereferenced is irrelevant to whether
11089 the pointer can access the pointed-to variable.
11090 (clobber_what_p_points_to): New function.
11091 * tree-ssa-alias.c (set_initial_properties): Use it.
11092 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11093 call clobber check for NMTs.
11095 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11097 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11098 for printing gcov_type.
11100 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11102 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11103 and the eh region information.
11104 * value-prof.c (gimple_move_stmt_histograms): New function.
11105 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11107 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11109 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11111 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11113 * value-prof.c (tree_ic_transform): Print counts.
11114 * tree-profile.c (tree_gen_ic_func_profiler):
11115 Clear __gcov_indreict_call_callee variable to avoid misattribution
11118 2008-05-28 Rafael Espindola <espindola@google.com>
11120 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11123 2008-05-28 Richard Guenther <rguenther@suse.de>
11125 PR tree-optimization/36339
11126 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11127 and clobbering code out of the loop.
11129 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11131 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11134 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11135 s390_contiguous_bitmask_p, s390_symref_operand_p,
11136 s390_check_symref_alignment, s390_reload_larl_operand,
11137 s390_reload_symref_address): New functions.
11138 (s390_branch_condition_mnemonic): Support compare and branch
11140 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11141 and 'W' constraints.
11142 (s390_secondary_reload): Add secondary reloads for unaligned
11143 symbol refs or symbol refs to floating point or QI/TI mode
11145 (legitimate_address_p): Accept symbol references as addresses.
11146 (s390_expand_insv): Use rotate and insert selected bits
11147 instruction for insv when building for z10.
11148 (print_operand_address): Handle symbol ref addresses.
11149 (print_operand): Output modifier 'c' added for signed byte values.
11150 (s390_encode_section_info): Mark symbol refs with
11151 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11153 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11154 (length attribute): RRF, RRR have 4 byte length.
11155 (FPALL, INTALL): New mode iterators added.
11156 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11157 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11158 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11159 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11160 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11161 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11162 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11163 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11165 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11166 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11167 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11168 reload<INTALL:mode><P:mode>_toreg_z10,
11169 reload<FPALL:mode><P:mode>_tomem_z10,
11170 reload<FPALL:mode><P:mode>_toreg_z10,
11171 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11172 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11173 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11174 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11176 (movmem, clrmem, cmpmem): New splitters added.
11178 * config/s390/predicates.md (larl_operand): Use
11179 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11180 SYMBOL_REF_ALIGN1_P.
11181 (s390_signed_integer_comparison,
11182 s390_unsigned_integer_comparison): New predicates.
11184 * config/s390/s390-protos.h (s390_check_symref_alignment,
11185 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11186 s390_reload_symref_address,
11187 s390_compare_and_branch_condition_mask): Prototypes added.
11189 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11190 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11191 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11193 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11195 * config/s390/s390.c (z10_cost): New cost function for z10.
11196 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11197 (s390_issue_rate): Adjust issue rate for z10.
11198 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11199 (processor_flags): Add PF_Z10.
11200 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11201 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11202 * gcc/config.gcc: Add z10.
11204 2008-05-28 Richard Guenther <rguenther@suse.de>
11206 PR tree-optimization/36291
11207 * tree-flow. h (struct gimple_df): Remove var_anns member.
11208 * tree-flow-inline.h (gimple_var_anns): Remove.
11209 (var_ann): Simplify.
11210 * tree-dfa.c (create_var_ann): Simplify.
11211 (remove_referenced_var): Clear alias info from var_anns of globals.
11212 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11213 (delete_tree_ssa): Clear alias info from var_anns of globals.
11214 Do not free var_anns.
11215 (var_ann_eq): Remove.
11216 (var_ann_hash): Likewise.
11218 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11220 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11221 and loongson2f entries.
11222 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11223 * config/mips/mips.h (processor_type): Add Loongson-2E
11224 and Loongson-2F entries.
11225 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11226 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11227 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11228 * doc/invoke.texi (MIPS Options): Document loongson2e
11229 and loongson2f processor names.
11231 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11235 * config/i386/i386.c (ix86_function_arg_boundary): Use
11236 alignment of canonical type.
11237 (ix86_expand_vector_move): Check unaligned memory access for
11240 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11242 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11243 Moved to the front of file.
11245 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11246 H.J. Lu <hongjiu.lu@intel.com>
11248 * dwarf2out.c (current_fde): New.
11250 (lookup_cfa:): Likewise.
11251 (dwarf2out_end_epilogue): Likewise.
11252 (dwarf2out_note_section_used): Likewise.
11254 2008-05-27 Michael Matz <matz@suse.de>
11257 * c.opt (Wenum-compare): New warning option.
11258 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11260 2008-05-27 Michael Matz <matz@suse.de>
11262 PR middle-end/36326
11263 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11265 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11266 into memory as tail calls.
11268 2008-05-27 Richard Guenther <rguenther@suse.de>
11270 PR tree-optimization/36339
11271 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11272 pointers cause all addressable variables to be call clobbered.
11274 2008-05-27 Richard Guenther <rguenther@suse.de>
11276 PR tree-optimization/36245
11277 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11279 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11281 * config/s390/s390.md: Replace all occurences of the 'm'
11282 constraint with 'RT'.
11284 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11286 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11288 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11290 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11291 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11292 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11294 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11296 * reload.c: (find_reloads): Skip alternatives according to the
11297 "enabled" attribute. Constify the constraint variable.
11298 * recog.c (get_attr_enabled): Add default implementation.
11299 (extract_insn): Set the alternative_enabled_p array
11300 in the recog_data struct.
11301 (preprocess_constraints, constrain_operands): Skip
11302 alternatives according to the "enabled" attribute
11303 * recog.h (struct recog_data): New field alternative_enabled_p.
11304 (skip_alternative): New inline function.
11305 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11306 (record_reg_classes): Skip alternative according to the
11307 "enabled" attribute.
11309 * doc/md.texi: Add documention for the "enabled" attribute.
11311 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11313 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11314 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11315 constraint with TARGET_MEM_CONSTRAINT.
11316 * recog.c (asm_operand_ok, preprocess_constraints,
11317 constrain_operands): Likewise.
11318 * regclass.c (record_reg_classes): Likewise.
11319 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11320 * reload1.c (maybe_fix_stack_asms): Likewise.
11321 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11322 * recog.h: Adjust comment.
11323 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11324 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11325 * doc/md.texi: Add a note to description of 'm' constraint.
11326 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11328 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11330 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11331 that the bitfield is of integral type before testing its precision.
11333 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11334 Sa Liu <saliu@de.ibm.com>
11336 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11337 __modti3, __udivti3, __umodti3 and __udivmodti4.
11338 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11339 that implement TImode mul and div functions.
11340 * config/spu/multi3.c: New. Implement __multi3.
11341 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11342 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11345 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11348 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11349 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11350 tls_sysv_suffix): New mode and mode attribute iterators.
11351 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11352 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11353 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11354 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11355 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11358 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11360 PR tree-optimization/36329
11361 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11362 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11363 * cgraphbuild.c (initialize_inline_failed): Use the latter
11364 macro in lieu of the former.
11365 * ipa-inline.c (cgraph_mark_inline): Likewise.
11366 (cgraph_decide_inlining_of_small_function): Likewise.
11367 (cgraph_decide_inlining): Likewise.
11368 (cgraph_decide_inlining_incrementally): Likewise.
11370 2008-05-26 Tristan Gingold <gingold@adacore.com>
11371 Anatoly Sokolov <aesok@post.ru>
11373 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11374 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11375 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11376 optimization for 'avr6' architecture.
11378 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11381 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11383 2008-05-26 Richard Guenther <rguenther@suse.de>
11385 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11386 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11388 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11390 PR middle-end/36253
11391 * caller-save.c (insert_restore): Verify alignment of spill space.
11392 (insert_save): Likewise.
11393 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11394 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11395 (STACK_SLOT_ALIGNMENT): Likewise.
11396 * function.c (LOCAL_ALIGNMENT): Removed.
11397 (get_stack_local_alignment): New.
11398 (assign_stack_local): Use it. Set alignment on stack slot.
11399 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11400 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11401 (STACK_SLOT_ALIGNMENT): New.
11402 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11403 stack slot in XFmode.
11405 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11407 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11410 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11411 argument operand in rax isn't removed.
11413 2008-05-26 Richard Guenther <rguenther@suse.de>
11415 PR middle-end/36300
11416 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11417 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11419 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11422 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11424 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11426 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11427 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11429 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11431 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11432 build a trampoline if we don't want one.
11433 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11434 return zero for nested functions if we don't want a trampoline.
11436 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11438 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11440 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11443 * c.opt: Removed undocumented option '-lang-fortran'.
11444 * c-common.h: Removed global variable 'lang_fortran'.
11445 * c-opts.c (c_common_handle_option): Removed code to handle
11446 option '-lang-fortran'. Updated includes.
11447 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11448 definition of '__GFORTRAN__'.
11449 (define__GNUC__): Reimplemented to use BASEVER and
11450 cpp_define_formatted.
11451 (builtin_define_with_value_n): Removed.
11452 * c-incpath.h: Renamed to ...
11453 * incpath.h: ... this.
11454 * c-incpath.c: Renamed to ...
11455 * incpath.c: ... this. Updated includes.
11456 * fix-header.c: Updated includes.
11457 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11458 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11459 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11461 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11463 * tree.h: Update the table of flags used on tree nodes.
11464 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11465 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11466 (FORCED_LABEL): Add access check.
11467 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11468 (ASM_INPUT_P): Likewise.
11469 (ASM_VOLATILE_P): Likewise.
11470 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11471 (OMP_SECTION_LAST): Access private_flag directly.
11472 (OMP_RETURN_NOWAIT): Likewise.
11473 (OMP_PARALLEL_COMBINED): Likewise.
11474 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11475 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11476 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11477 deprecated_flag directly.
11479 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11481 * final.c (frame_pointer_needed): Removed.
11482 * flags.h (frame_pointer_needed): Likewise.
11484 * function.h (rtl_data): Add frame_pointer_needed.
11485 (frame_pointer_needed): New.
11487 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11489 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11491 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11493 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11496 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11498 * c-common.c (strip_array_types): Move function to..
11500 (get_inner_array_type): Delete.
11501 * c-common.h (strip_array_types): Move declaration to..
11503 (get_inner_array_type): Delete.
11504 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11505 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11506 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11507 * config/pa/pa.c (emit_move_sequence): Likewise.
11509 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11511 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11514 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11516 * function.c: Include target hook for nonlocal_goto frame value.
11518 2008-05-24 Richard Guenther <rguenther@suse.de>
11520 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11521 variable can be only accessed through a pointer or a union.
11523 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11525 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11526 * doc/extend.texi: Likewise.
11528 2008-05-23 DJ Delorie <dj@redhat.com>
11530 * config/m32c/jump.md (untyped_call): Add.
11532 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11533 for A24 to PSImode.
11534 (m32c_address_cost): Detail costs for indirect offsets.
11536 2008-05-23 Rafael Espindola <espindola@google.com>
11538 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11539 if a node is a SUBREG.
11540 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11543 2008-05-23 Paul Brook <paul@codesourcery.com>
11544 Carlos O'Donell <carlos@codesourcery.com>
11546 * doc/extend.texi: Clarify use of __attribute__((naked)).
11547 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11548 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11549 * function.c (use_register_for_decl): Use
11550 targetm.calls.allocate_stack_slots_for_args.
11551 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11552 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11553 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11555 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11557 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11559 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11561 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11562 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11563 is only rounded once.
11565 2008-05-23 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11569 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11570 Jakub Jelinek <jakub@redhat.com>
11573 * configure.ac: Handle --enable-cld.
11574 * configure: Regenerated.
11575 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11576 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11577 (ix86_current_function_needs_cld): New define.
11578 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11579 (cld): New isns pattern.
11580 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11581 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11582 * config/i386/i386.opt (mcld): New option.
11583 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11584 TARGET_CLD and ix86_current_function_needs_cld.
11585 (override_options): Use -mcld by default for 32-bit code if
11588 * doc/install.texi (Options specification): Document --enable-cld.
11589 * doc/invoke.texi (Machine Dependent Options)
11590 [i386 and x86-64 Options]: Add -mcld option.
11591 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11593 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11594 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11595 (return_in_memory_64): Likewise.
11596 (return_in_memory_ms_64): Likewise.
11598 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11600 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11601 * builtins.c (fold_builtin_fpclassify): New.
11602 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11603 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11604 * c-common.c (handle_type_generic_attribute): Adjust to accept
11605 fixed arguments before an elipsis.
11606 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11607 * doc/extend.texi: Document __builtin_fpclassify.
11609 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11611 * omp-low.c (gate_expand_omp_ssa): Remove.
11612 (pass_expand_omp_ssa): Remove.
11613 (gate_expand_omp): Do not check for flag_openmp_ssa.
11614 * common.opt (-fopenmp-ssa): Remove.
11615 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11617 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11619 * config/sh/sh.opt (mfixed-range): New option.
11620 * config/sh/sh-protos.h (sh_fix_range): Declare.
11621 * config/sh/sh.c (sh_fix_range): New function.
11622 * config/sh/sh.h (sh_fixed_range_str): Declare.
11623 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11625 * doc/invoke.texi (SH Options): Document -mfixed-range.
11627 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11629 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11630 it before the redeclaration.
11632 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11634 * config/avr/avr.c (get_sequence_length): Add new function.
11635 (expand_prologue, expand_epilogue): Remove duplicate code.
11637 2008-05-22 Rafael Espindola <espindola@google.com>
11639 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11642 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11644 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11645 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11647 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11648 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11649 (vect_update_misalignment_for_peel): Likewise.
11650 (vector_alignment_reachable_p): Likewise.
11651 * tree-vect-transform.c (vectorizable_load): Likewise.
11652 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11653 (get_vectype_for_scalar_type): Pass mode of scalar_type
11654 to UNITS_PER_SIMD_WORD.
11656 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11657 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11658 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11659 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11660 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11662 2008-05-22 Ira Rosen <irar@il.ibm.com>
11664 PR tree-optimization/36293
11665 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11666 if the first load must be skipped because of a gap.
11668 2008-05-22 Richard Guenther <rguenther@suse.de>
11670 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11671 more cases of offset disambiguation that is possible if
11672 strict-aliasing rules apply.
11673 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11674 for basic offset and type-based disambiguation.
11676 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11678 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11679 ix86_expand_vector_set on V16QImode for SSE4.1.
11681 2008-05-21 Tom Tromey <tromey@redhat.com>
11683 * c.opt (Wimport): Mark as undocumented.
11684 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11686 (Warning Options): Likewise.
11687 * doc/cppopts.texi: Don't mention -Wimport.
11689 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11691 PR tree-optimization/36287
11692 PR tree-optimization/36286
11693 * lambda-code.c (build_access_matrix): Do not use the loop->num
11694 for computing the number of induction variables: use the loop depth
11697 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11700 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11701 option -f(no-)leading-underscore.
11703 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11705 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11706 GET_MODE_NUNITS (mode).
11708 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11710 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11711 (-mmulhw): Add 464 to description.
11712 (-mdlmzb): Likewise.
11713 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11714 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11716 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11717 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11718 * config/rs6000/rs6000.md: Update comments for 464.
11720 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11722 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11724 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11726 * config/i386/sse.md (vec_extractv4sf): Removed.
11727 (vec_extractv2df): Likewise.
11728 (vec_extractv2di): Likewise.
11729 (vec_extractv4si): Likewise.
11730 (vec_extractv8hi): Likewise.
11731 (vec_extractv16qi): Likewise.
11732 (vec_extract<mode>): New.
11734 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11736 * config/i386/sse.md (vec_setv4sf): Removed.
11737 (vec_setv2df): Likewise.
11738 (vec_setv2di): Likewise.
11739 (vec_setv4si): Likewise.
11740 (vec_setv8hi): Likewise.
11741 (vec_setv16qi): Likewise.
11742 (vec_set<mode>): New.
11744 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11746 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11747 goto for vec_concat and vec_interleave.
11749 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11751 * config/i386/sse.md (vec_initv4sf): Removed.
11752 (vec_initv2df): Likewise.
11753 (vec_initv2di): Likewise.
11754 (vec_initv4si): Likewise.
11755 (vec_initv8hi): Likewise.
11756 (vec_initv16qi): Likewise.
11757 (vec_init<mode>): New.
11759 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11761 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11763 2008-05-21 Tom Tromey <tromey@redhat.com>
11765 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11766 (zone_find_object_offset): Likewise.
11767 (gt_ggc_m_S): Likewise.
11768 (highest_bit): Likewise.
11769 * ggc-page.c (gt_ggc_m_S): New function.
11770 * stringpool.c (string_stack): Remove.
11771 (init_stringpool): Update.
11772 (ggc_alloc_string): Use ggc_alloc.
11773 (maybe_delete_ident): New function.
11774 (ggc_purge_stringpool): Likewise.
11775 (gt_ggc_m_S): Remove.
11776 * ggc-common.c (ggc_protect_identifiers): New global.
11777 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11778 ggc_protect_identifiers.
11779 * ggc.h (ggc_protect_identifiers): Declare.
11780 (gt_ggc_m_S): Update.
11781 (ggc_purge_stringpool): Declare.
11782 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11783 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11785 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11787 2008-05-21 David S. Miller <davem@davemloft.net>
11789 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11792 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11794 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11797 2008-05-20 David Daney <ddaney@avtrex.com>
11799 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11800 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11801 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11802 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11803 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11804 (atomic_hiqi_op): New define_code_iterator.
11805 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11806 mips_expand_compare_and_swap_12.
11807 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11808 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11809 (sync_<optab><mode>, sync_old_<optab><mode>,
11810 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11811 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11812 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11813 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11814 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11815 (test_and_set_12): New insn.
11816 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11817 sync_new_<optab><mode>, sync_old_nand<mode>,
11818 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11819 clobber to operand 0 for SI and DI mode insns.
11820 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11821 mips_gen_fn_4): New typedefs.
11822 (mips_gen_fn_ptrs): Define new union type.
11823 (mips_expand_compare_and_swap_12): Remove declaration.
11824 (mips_expand_atomic_qihi): Declare function.
11825 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11826 (mips_expand_atomic_qihi): ... this. Use new generator function
11828 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11829 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11830 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11831 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11832 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11833 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11834 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11835 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11836 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11837 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11840 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11842 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11845 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11847 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11848 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11849 (avr_attribute_table): Add 'OS_main' function attribute.
11850 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11851 functions with 'OS_main' attribute.
11853 2008-05-20 Richard Guenther <rguenther@suse.de>
11855 PR tree-optimization/35204
11856 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11857 helper, split out from ...
11858 (DFS): ... here. Make the DFS walk non-recursive.
11860 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11861 Jan Sjodin <jan.sjodin@amd.com>
11863 PR tree-optimization/36181
11864 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11865 (parallelize_loops): Don't parallelize when the loop has vector
11868 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11869 Sebastian Pop <sebastian.pop@amd.com>
11871 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11872 matrix, and never look at the tree representation of the memory
11874 (linear_transform_loops): Computes parameters and access matrices.
11875 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11877 (access_matrix_get_index_for_parameter): New.
11878 * tree-data-ref.h (struct access_matrix): New.
11879 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11880 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11881 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11882 am_vector_index_for_loop): New.
11883 (struct data_reference): Add field access_matrix.
11884 (DR_ACCESS_MATRIX): New.
11885 (compute_data_dependences_for_loop): Update declaration.
11886 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11887 * lambda.h (lambda_vector_vec_p): Declared.
11888 * lambda-code.c: Depend on pointer-set.h.
11889 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11890 av_for_af_base, av_for_af, build_access_matrix,
11891 lambda_compute_access_matrices): New.
11892 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11894 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11896 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11897 $SOURCEDIR/include.
11899 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11900 Sebastian Pop <sebastian.pop@amd.com>
11902 PR tree-optimization/36206
11903 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11905 (instantiate_scev_1): Rename flags to fold_conversions.
11906 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11907 outeside instantiation_loop.
11908 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11909 (evolution_function_is_affine_or_constant_p): Removed.
11910 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11912 (analyze_siv_subscript): Pass in the loop nest number.
11913 Call evolution_function_is_affine_in_loop instead of
11914 evolution_function_is_affine_p.
11915 (analyze_overlapping_iterations): Pass in the loop nest number.
11917 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11918 Sebastian Pop <sebastian.pop@amd.com>
11920 PR tree-optimization/36206
11921 * tree-chrec.h (chrec_fold_op): New.
11922 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11925 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11927 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11929 (remove_duplicates): Do not set inode on non-inode systems.
11932 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11934 * config.gcc (tm_file): Update comments about relative pathnames.
11936 2008-05-20 Richard Guenther <rguenther@suse.de>
11938 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11939 * tree-ssa-sccvn.c (process_scc): Likewise.
11940 * tree-ssa-sink.c (execute_sink_code): Likewise.
11941 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11942 * tree-vrp.c (process_assert_insertions): Likewise.
11943 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11944 (perform_tree_ssa_dce): Likewise.
11945 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11946 (dump_dominator_optimization_stats): Likewise.
11947 * tree-vectorizer.c (vectorize_loops): Likewise.
11949 2008-05-20 Richard Guenther <rguenther@suse.de>
11951 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11953 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11955 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11956 (ix86_i386elf_return_in_memory): Likewise.
11957 (ix86_i386interix_return_in_memory): Likewise.
11958 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11959 (SUBTARGET_RETURN_IN_MEMORY): New.
11960 * config/i386/i386elf.h: Likewise.
11961 * config/i386/ptx4-i.h: Likewise.
11962 * config/i386/sol2-10.h: Likewise.
11963 * config/i386/sysv4.h: Likewise.
11964 * config/i386/vx-common.h: Likewise.
11965 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11966 * config/i386/i386.c (ix86_return_in_memory): Made static and
11967 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11968 (ix86_i386elf_return_in_memory): Removed.
11969 (ix86_i386interix_return_in_memory): Removed.
11970 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11971 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11973 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11975 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11977 2008-05-19 Xinliang David Li <davidxl@google.com>
11979 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11981 * common.opt: Ditto.
11982 * doc/invoke.texi: Ditto.
11984 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11986 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11987 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11989 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11992 sizes of operand array from 8/4 to 4/2.
11993 (ix86_expand_vector_init_general): Change size of operand array
11994 from 32 to 16. Remove op0, op1 and half_mode.
11996 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11998 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11999 (ix86_expand_vector_init_interleave): Likewise.
12000 (ix86_expand_vector_init_general): Use them. Assert
12001 word_mode == SImode when n_words == 4.
12003 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12005 * config/i386/i386.c (ix86_secondary_reload): New static function.
12006 (TARGET_SECONDARY_RELOAD): New define.
12007 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12008 * config/i386/i386.md (reload_outqi): Remove.
12010 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12012 PR middle-end/35509
12013 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12014 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12015 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12016 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12017 (fold_builtin_1): Likewise.
12018 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12019 c-common.c (check_builtin_function_arguments): Handle
12020 BUILT_IN_ISINF_SIGN.
12021 * doc/extend.texi: Document __builtin_isinf_sign.
12022 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12024 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12027 EH cleanup at the end of the pass, search for those that have been
12028 turned into forwarder blocks and do the cleanup on their successor.
12030 2008-05-18 Richard Guenther <rguenther@suse.de>
12032 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12033 pointers to sizetype and vice versa.
12035 2008-05-18 Xinliang David Li <davidxl@google.com>
12037 * gcc/tree-ssa-dce.c: Coding style fix.
12038 (check_pow): Documentation comment.
12039 (check_log): Documenation comment. Coding style fix.
12040 (is_unnecessary_except_errno_call): Ditto.
12041 (gen_conditions_for_pow): Ditto.
12042 (gen_conditions_for_log): Ditto.
12043 (gen_shrink_wrap_conditions): Ditto.
12044 (shrink_wrap_one_built_in_calls): Ditto.
12045 * gcc/doc/invoke.texi: Better documentation string.
12046 * ChangeLog: Fix wrong change log entries from
12047 May 17 checkin on function call DCE.
12049 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12051 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12053 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12055 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12056 * df-problems.c (simulation routines): Fixed block comment to
12057 properly say how to add forwards scanning functions.
12059 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12061 * tree-inline.c (setup_one_parameter): Remove dead code.
12063 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12065 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12066 a BIT_AND_EXPR only for an INTEGER_TYPE.
12068 2008-05-17 Xinliang David Li <davidxl@google.com>
12070 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12071 (check_pow, check_log, is_unnecessary_except_errno_call): New
12072 functions to check for eliminating math functions that are pure
12073 except for setting errno.
12074 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12075 general condition expressions for shrink-wrapping pow/log calls.
12076 (gen_shrink_wrap_conditions): Ditto.
12077 (shrink_wrap_one_built_in_call): Ditto.
12078 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12079 (mark_operand_necessary): If debugging, output if OP is necessary.
12080 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12082 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12084 * gcc/common.opt: New user flag -ftree-builtin-dce.
12085 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12087 2008-05-16 David S. Miller <davem@davemloft.net>
12089 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12090 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12092 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12095 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12097 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12099 * ifcvt.c (dead_or_predicable): Rename
12100 df_simulate_one_insn_backwards to df_simulate_one_insn.
12101 * recog.c (peephole2_optimize): Ditto.
12102 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12104 * df.h: Rename df_simulate_one_insn_backwards to
12105 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12106 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12107 scanning of defs and uses.
12108 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12109 (df_simulate_one_insn_forwards): Removed.
12111 2008-05-16 Doug Kwan <dougkwan@google.com>
12113 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12115 (real_from_string): Handle NaNs and Inf as approriate.
12117 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12119 * doc/gty.texi (Source Files Containing Type Information): Note
12120 that headers should appear first in the gtfiles list.
12122 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12124 * tree.def (COND_EXEC): Properly documented this code.
12126 2008-05-16 Diego Novillo <dnovillo@google.com>
12128 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12129 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12132 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12134 * tree-ssa-dse (max_stmt_uid): Removed.
12135 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12136 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12137 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12138 * function.h (cfun.last_stmt_uid): New field.
12139 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12140 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12142 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12143 (create_stmt_ann): Initialize the ann->uid field.
12144 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12146 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12148 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12150 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12151 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12152 (init_empty_tree_cfg): Call it.
12154 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12156 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12159 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12161 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12162 * tree-dump.c (dump_options): New verbose option.
12163 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12165 * tree-pass.h (TDF_VERBOSE): New dump flag.
12166 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12167 (tree-flow.h): Added include.
12168 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12170 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12172 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12174 From Jie Zhang <jie.zhang@analog.com>
12175 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12176 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12177 mcpu=bf561-none and mcpu=bf561-0.2.
12178 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12179 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12180 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12181 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12182 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12183 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12184 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12186 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12187 (cputype_selected): Remove.
12188 (bfin_handle_option): Don't use cputype_selected.
12189 (override_options): When no mcpu option, enable all workarounds.
12190 Don't use bfin_workarounds.
12191 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12193 (DEFAULT_CPU_TYPE): Don't define.
12195 2008-05-16 Richard Guenther <rguenther@suse.de>
12197 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12198 on deletion of the last stmt.
12200 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12202 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12203 V8HImode for SSE2 and V16QImode for SSE4.1.
12205 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12207 * cgraph.h (compute_inline_parameters): Made public.
12208 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12209 variable_generate_summary, function_write_summary,
12210 variable_write_summary, variable_read_summary. Added generate_summary,
12211 write_summary, read_summary.
12212 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12213 pass_ipa_inline.function_generate_summary, to
12214 compute_inline_parameters.
12215 * ipa-inline.c (compute_inline_parameters): Made public and added
12217 (compute_inline_parameters_for_current): New function.
12218 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12219 (inline_generate_summary): Removed parameter and made to loop over
12221 (pass_ipa_inline): Updated for new IPA_PASS structure.
12222 * passes.c (execute_ipa_summary_passes): Now is called once per
12223 pass rather than once per node*pass.
12225 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12227 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12228 avr_have_mul_p, avr_asm_only_p): Remove variables.
12229 (avr_override_options): Remove initialization of removed variables.
12230 (avr_file_start): Convert removed variables to fields of
12231 'struct base_arch_s *avr_current_arch'.
12232 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12233 (AVR_HAVE_MUL): (Ditto.).
12234 (AVR_HAVE_MOVW): (Ditto.).
12235 (AVR_HAVE_LPMX): (Ditto.).
12236 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12237 avr_asm_only_p): Remove declaration.
12239 2008-05-15 Diego Novillo <dnovillo@google.com>
12241 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12242 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12244 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12246 PR middle-end/36194
12247 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12248 Don't call record_truncated_value from here.
12249 (record_truncated_value): Turn it into a for_each_rtx callback.
12250 (record_truncated_values): New function.
12251 (combine_instructions): Call note_uses with record_truncated_values.
12252 Change name of check_conversion to check_promoted_subreg.
12254 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12256 * doc/sourcebuild.texi: Document support for torture tests.
12258 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12260 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12261 to alternative 4 of operand 2.
12263 2008-05-15 Richard Guenther <rguenther@suse.de>
12265 * tree-pass.h (current_pass): Declare.
12266 (get_pass_for_id): Likewise.
12267 * passes.c (passes_by_id, passes_by_id_size): New globals.
12268 (set_pass_for_id): New function.
12269 (get_pass_for_id): Likewise.
12270 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12271 (execute_function_todo): Flush per function statistics.
12272 * toplev.c (compile_file): Init statistics.
12273 (general_init): Do early statistics initialization.
12274 (finalize): Finish statistics.
12275 * statistics.h (statistics_early_init): Declare.
12276 (statistics_init): Likewise.
12277 (statistics_fini): Likewise.
12278 (statistics_fini_pass): Likewise.
12279 (statistics_counter_event): Likewise.
12280 (statistics_histogram_event): Likewise.
12281 * statistics.c: New file.
12282 * Makefile.in (OBJS-common): Add statistics.o.
12283 (statistics.o): Add dependencies.
12284 * doc/invoke.texi (-fdump-statistics): Document.
12286 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12287 (insert): Likewise.
12288 (execute_pre): Use statistics_counter_event.
12289 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12290 (substitute_and_fold): Increment it. Use statistics_counter_event.
12292 2008-05-15 Diego Novillo <dnovillo@google.com>
12294 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12296 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12297 * tree-ssa-alias.c (new_type_alias): Remove references to
12298 sub-variables from comment.
12299 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12301 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12303 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12304 attribute to 1 only for insertps alternative.
12306 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12308 * config/bfin/bfin.md (loadbytes): New pattern.
12309 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12310 (bfin_init_builtins): Initialize it.
12311 (bdesc_1arg): Add it.
12313 2008-05-15 Sa Liu <saliu@de.ibm.com>
12315 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12316 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12317 * testsuite/lib/target-supports.exp: Add
12318 check_effective_target_fortran_integer_16.
12320 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12322 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12323 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12324 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12325 (TARGET_RETURN_IN_MEMORY): Define.
12327 2008-05-15 Richard Guenther <rguenther@suse.de>
12329 PR middle-end/36244
12330 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12331 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12332 represent unmodifiable vars.
12334 2008-05-15 Richard Guenther <rguenther@suse.de>
12336 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12337 INDIRECT_REF and TARGET_MEM_REF.
12338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12341 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12342 H.J. Lu <hongjiu.lu@intel.com>
12344 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12345 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12346 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12347 insn alternatives. Add missing alternatives.
12348 (*vec_concatv2di_rex64_sse4_1): Likewise.
12349 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12350 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12351 Require TARGET_SSE.
12353 2008-05-15 Richard Guenther <rguenther@suse.de>
12355 PR tree-optimization/36009
12356 PR tree-optimization/36204
12357 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12358 (determine_invariantness_stmt): Record the loop a store is
12359 always executed in.
12360 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12363 2008-05-15 Richard Guenther <rguenther@suse.de>
12365 PR tree-optimization/34330
12366 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12367 through the pointer will alias the SMT.
12369 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12371 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12373 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12375 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12377 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12378 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12380 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12381 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12382 (vashl_optab): New optab for vector/vector shifts.
12383 (vashr_optab): Ditto.
12384 (vlshr_optab): Ditto.
12385 (vrotl_optab): Ditto.
12386 (vrotr_optab): Ditto.
12387 (optab_subtype): New enum for optab_for_tree_code call.
12388 (optab_for_tree_code): Add enum optab_subtype argument.
12390 * optabs.c (optab_for_tree_code): Take an additional argument to
12391 distinguish between a vector shift by a scalar and vector shift by
12392 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12393 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12394 vector shift by a vector.
12395 (expand_widen_pattern_expr): Pass additional argument to
12396 optab_for_tree_code.
12398 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12399 vrotl_optab, vrotr_optab.
12401 * expr.c (expand_expr_real_1): Update calls to
12402 optab_for_tree_code to distinguish between vector shifted by a
12403 scalar and vector shifted by a vector.
12404 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12405 (supportable_narrowing_operation): Ditto.
12406 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12407 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12408 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12409 (vect_create_epilog_for_reduction): Ditto.
12410 (vectorizable_reduction): Ditto.
12411 (vectorizable_operation): Ditto.
12412 (vect_strided_store_supported): Ditto.
12413 (vect_strided_load_supported): Ditto.
12414 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12415 * expmed.c (expand_shift): Ditto.
12417 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12419 (ashr@var{m}3): Ditto.
12420 (vashl@var{m}3): Document new vector/vector shift standard name.
12421 (vashr@var{m}3): Ditto.
12422 (vlshr@var{m}3): Ditto.
12423 (vrotl@var{m}3): Ditto.
12424 (vrotr@var{m}3): Ditto.
12426 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12427 (PPERM_INVERT): Ditto.
12428 (PPERM_REVERSE): Ditto.
12429 (PPERM_REV_INV): Ditto.
12430 (PPERM_ZERO): Ditto.
12431 (PPERM_ONES): Ditto.
12432 (PPERM_SIGN): Ditto.
12433 (PPERM_INV_SIGN): Ditto.
12434 (PPERM_SRC1): Ditto.
12435 (PPERM_SRC2): Ditto.
12437 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12438 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12439 allows a memory operand to be the value being added, and split it
12440 to improve vectorization.
12441 (sse5_pmacsdqh_mem): Ditto.
12442 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12443 (sse5_mulv2div2di3_high): Ditto.
12444 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12445 (vec_pack_trunc_v4si): Ditto.
12446 (vec_pack_trunc_v2di): Ditto.
12447 (sse5_pcmov_<mode>): Remove code that tried to use use
12448 andps/andnps instead of pcmov.
12449 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12450 pmacsdqh instructions.
12451 (vec_widen_smult_lo_v4si): Ditto.
12453 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12454 (PPERM_INVERT): Ditto.
12455 (PPERM_REVERSE): Ditto.
12456 (PPERM_REV_INV): Ditto.
12457 (PPERM_ZERO): Ditto.
12458 (PPERM_ONES): Ditto.
12459 (PPERM_SIGN): Ditto.
12460 (PPERM_INV_SIGN): Ditto.
12461 (PPERM_SRC1): Ditto.
12462 (PPERM_SRC2): Ditto.
12463 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12465 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12467 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12468 says ignore whether the last reference is a memory operand.
12470 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12471 Paolo Bonzini <bonzini at gnu dot org>
12473 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12476 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12477 (vlshr<mode>3): Rename from vlshr<mode>3.
12478 (vashr<mode>3): Rename from vashr<mode>3.
12479 (mulv4sf3): Change the names of vector shift patterns.
12483 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12486 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12511 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12512 (floatunssidf2_internal): Change vector/vector shift names.
12513 (floatunsdidf2_internal): Ditto.
12520 (vashl<mode>3): Rename from ashl<mode>3.
12521 (vashr<mode>3): Rename from ashr<mode>3.
12522 (vlshr<mode>3): Rename from lshr<mode>3.
12523 (vrotl<mode>3): Rename from rotl<mode>3.
12525 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12528 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12529 multiply gives the wrong value when doing widening multiplies.
12530 (vec_widen_smult_lo_v4si): Ditto.
12532 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12534 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12535 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12536 emit_library_call_value.
12537 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12538 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12539 * calls.c (initialize_argument_information, precompute_arguments,
12540 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12541 (precompute_arguments): Removed flags parameter.
12542 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12544 2008-05-14 Richard Guenther <rguenther@suse.de>
12546 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12547 Make sure to register the store if the use is a PHI_NODE.
12549 2008-05-14 Olivier Hainque <hainque@adacore.com>
12551 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12552 memory if the component is to be referenced in BLKmode according
12553 to get_inner_reference.
12555 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12557 * calls.c (emit_library_call_value_1): Restore code clearing
12558 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12560 2008-05-14 Olivier Hainque <hainque@adacore.com>
12561 Nicolas Roche <roche@adacore.com>
12563 * configure.ac: Add support for a "gcc_subdir" variable in
12564 config-lang.in, to denote a subdirectory where the language/GCC
12565 integration files are to be found.
12566 * configure: Regenerate.
12568 2008-05-14 Ira Rosen <irar@il.ibm.com>
12570 PR tree-optimization/36098
12571 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12572 value for the first load in the group in case of a gap.
12573 (vect_build_slp_tree): Check that there are no gaps in loads.
12575 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12577 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12578 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12579 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12580 emit_insn and remove unneeded code to construct extra args.
12581 (emit_no_conflict_block): Removed.
12582 * optabls.h: (emit_no_conflict_block): Removed.
12583 * cse.c (cse_extended_basic_block): Remove search for
12584 REG_NO_CONFLICT note.
12585 * global.c: Removed incorrect comment added in revision 117.
12586 * expr.c (convert_move): Change call to emit_no_conflict_block to
12588 * recog.c: Change comments so that they do not mention
12590 * local_alloc.c (combine_regs): Removed last parameter.
12591 (no_conflict_p): Removed.
12592 (block_alloc): Removed note, no_conflict_combined_regno and set
12593 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12594 (combine_regs): Removed already_dead and code to look for
12595 REG_NO_CONFLICT notes.
12596 * lower_subreg (remove_retval_note): Removed code to look for
12597 REG_NO_CONFLICT block.
12598 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12599 (resolve_clobber): Remove code to process libcalls that have
12600 REG_NO_CONFLICT notes.
12601 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12603 * combine.c (can_combine_p, distribute_notes): Removed
12604 REG_NO_CONFLICT case.
12605 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12607 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12608 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12610 * reg-notes.def (NO_CONFLICT): Removed.
12612 2008-05-14 David S. Miller <davem@davemloft.net>
12614 * config/sparc/sparc.c (sparc_profile_hook): If
12615 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12616 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12617 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12619 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12621 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12623 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12626 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12627 and op1 expansion before vector concat to have less live pseudos.
12629 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12631 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12632 ix86_expand_vector_set if supported.
12634 2008-05-13 Diego Novillo <dnovillo@google.com>
12635 Kenneth Zadeck <zadeck@naturalbridge.com>
12637 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12639 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12640 phinodes_print_statistics, init_ssanames, fini_ssanames,
12641 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12642 release_ssa_name, release_defs, replace_ssa_name_symbol,
12643 ssanames_print_statistics): Move ...
12644 * tree-flow.h: ... here.
12645 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12646 Use FN instead of cfun.
12647 (make_ssa_name_fn): Rename from make_ssa_name.
12648 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12649 * tree-flow-inline.h (make_ssa_name): Move from
12650 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12651 * omp-low.c (expand_omp_parallel):
12652 * tree-flow-inline.h (redirect_edge_var_map_result):
12653 * tree-ssa.c (init_tree_ssa): Add argument FN.
12654 Use it instead of cfun. Update all users.
12656 2008-05-13 Tom Tromey <tromey@redhat.com>
12658 PR preprocessor/22168:
12659 * doc/cpp.texi (Top): Update menu.
12660 (Alternatives to Wrapper #ifndef): New node.
12661 (Other Directives): Document deprecation.
12662 (Obsolete Features): Remove menu.
12663 (Assertions): Merge node into Obsolete Features.
12664 (Obsolete once-only headers): Move earlier; rename to Alternatives
12665 to Wrapper #ifndef.
12666 * doc/cppopts.texi: Update.
12667 * c.opt (Wdeprecated): Enable for C and ObjC.
12668 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12669 (C++ Dialect Options): Move -Wno-deprecated from here to...
12670 (Warning Options): ... here.
12672 2008-05-13 Richard Guenther <rguenther@suse.de>
12674 PR middle-end/36227
12675 * fold-const.c (fold_sign_changed_comparison): Do not allow
12676 changes in pointer-ness.
12678 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12681 * config/sh/sh.c (sh_expand_prologue): Don't clear
12682 RTX_FRAME_RELATED_P for push insns.
12684 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12686 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12688 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12690 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12691 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12692 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12694 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12696 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12697 (*vec_concatv4sf_sse): This.
12698 (*sse2_concatv2si): Renamed to ...
12699 (*vec_concatv2si_sse2): This.
12700 (*sse1_concatv2si): Renamed to ...
12701 (*vec_concatv2si_sse): This.
12702 (*vec_concatv2di_rex): Renamed to ...
12703 (*vec_concatv2di_rex64): This.
12704 (*vec_concatv2si_sse4_1): New.
12705 (*vec_concatv2di_rex64_sse4_1): Likewise.
12707 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12709 PR rtl-optimization/36111
12710 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12711 that was created for swappable operands.
12713 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12716 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12717 * configure.ac: Add call to ACX_PROG_GNAT.
12719 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12721 * optc-gen.awk: Fix comment typo.
12723 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12725 * pretty-print.c (pp_integer_with_precision): Use
12726 HOST_LONG_LONG_FORMAT.
12728 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12730 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12732 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12734 * config/i386/i386.c (bdesc_ptest): Removed.
12735 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12736 (bdesc_args): Add __builtin_ia32_ptestz128,
12737 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12738 (ix86_init_mmx_sse_builtins): Updated.
12739 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12740 (ix86_expand_builtin): Updated.
12742 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12744 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12745 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12747 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12749 * value-prof.c (interesting_stringop_to_profile): Do not
12750 return early for BUILT_IN_MEMPCPY.
12752 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12754 * calls.c (expand_call): Don't use callgraph to increase
12755 preferred_stack_boundary.
12757 * cgraph.h (cgraph_rtl_info): Use unsigned on
12758 preferred_incoming_stack_boundary.
12760 * final.c (rest_of_clean_state): Use unsigned on
12761 preferred_stack_boundary.
12763 2008-05-09 Tom Tromey <tromey@redhat.com>
12765 PR preprocessor/22231:
12766 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12769 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12771 PR tree-optimization/36129
12772 * tree-ssa-ccp.c: Include value-prof.h.
12773 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12774 built-in function was folded to a constant.
12775 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12777 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12778 Sebastian Pop <sebastian.pop@amd.com>
12780 * tree-scalar-evolution.c: Document instantiate_scev.
12781 (instantiate_parameters_1): Renamed instantiate_scev_1.
12782 Don't use the same loop for instantiation_loop and evolution_loop.
12783 (instantiate_scev): New.
12784 (instantiate_parameters): Moved...
12785 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12786 same loop twice. Maintains the semantics for this function.
12787 * tree-scalar-evolution.h (instantiate_scev): Declare.
12788 (instantiate_parameters): ...here. Now static inline.
12789 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12790 instead of resolve_mixers.
12792 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12794 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12796 2008-05-09 Tomas Bily <tbily@suse.cz>
12798 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12799 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12800 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12801 * c-common.c (c_common_truthvalue_conversion): Likewise.
12802 * tree-object-size.c (compute_object_offset): Likewise.
12803 * tree-inline.c (estimate_num_insns_1): Likewise.
12804 * varasm.c (const_hash_1, compare_constant, copy_constant)
12805 (compute_reloc_for_constant, output_addressed_constants)
12806 (initializer_constant_valid_p): Likewise.
12807 * c-omp.c (check_omp_for_incr_expr): Likewise.
12808 * gimplify.c (gimplify_expr): Likewise.
12809 * c-typeck.c (c_finish_return): Likewise.
12810 * tree-vectorizer.c (supportable_widening_operation)
12811 (supportable_narrowing_operation): Likewise.
12812 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12813 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12814 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12815 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12816 (descr_info_loc): Likewise.
12817 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12818 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12819 (fold_unary): Likewise.
12820 * builtins.c (get_pointer_alignment): Likewise.
12821 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12822 (instantiate_parameters_1): Likewise.
12823 * tree.c (expr_align, stabilize_reference): Likewise.
12824 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12825 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12826 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12827 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12828 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12829 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12831 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12832 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12833 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12834 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12835 (forward_propagate_comparison)
12836 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12837 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12838 * emit-rtl.c (component_ref_for_mem_expr)
12839 (set_mem_attributes_minus_bitpos): Likewise.
12840 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12841 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12843 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12844 (build_function_call, pointer_diff, build_compound_expr)
12845 (c_finish_return): Likewise.
12846 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12847 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12849 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12850 * expr.c (is_aligning_offset): Likewise.
12851 * tree-ssa-alias.c (is_escape_site): Likewise.
12852 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12853 (check_all_va_list_escapes): Likewise.
12854 * tree-ssa-loop-ivopts.c (determine_base_object)
12855 (determine_common_wider_type): Likewise.
12856 * dojump.c (do_jump): Likewise.
12857 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12858 * tree-gimple.c (is_gimple_cast): Likewise.
12859 * fold-const.c (decode_field_reference, )
12860 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12861 (fold_binary): Likewise.
12862 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12863 (already_warned_in_frontend_p): Likewise.
12864 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12865 * tree.c (really_constant_p, get_unwidened): Likewise.
12866 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12867 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12868 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12870 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12872 (CONVERT_EXPR_P): Define.
12873 (CASE_CONVERT): Define.
12875 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12877 PR middle-end/36117
12878 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12879 (delete_unmarked_insns): When deleting a call, call
12880 delete_unreachable_blocks.
12881 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12882 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12884 2008-05-08 Richard Guenther <rguenther@suse.de>
12886 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12887 (-ftree-salias): Likewise.
12888 (salias-max-implicit-fields): Remove param documentation.
12889 (salias-max-array-elements): Likewise.
12890 * tree-pass.h (pass_create_structure_vars): Remove.
12891 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12892 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12893 * tree-ssa-alias.c (create_structure_vars): Remove.
12894 (gate_structure_vars): Likewise.
12895 (pass_create_structure_vars): Likewise.
12896 (gate_build_alias): Likewise.
12897 (pass_build_alias): Adjust to run always and dump the function.
12898 * common.opt (ftree-salias): Hide.
12899 * passes.c (init_optimization_passes): Remove
12900 pass_create_structure_vars, adjust comment.
12901 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12902 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12903 * opts.c (decode_options): Do not set flag_tree_salias.
12904 (common_handle_option): Add OPT_ftree_salias to the backward
12905 compatibility section.
12907 2008-05-08 Richard Guenther <rguenther@suse.de>
12909 * tree-flow-inline.h (var_can_have_subvars): Move ...
12910 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12911 * tree-flow.h (var_can_have_subvars): Remove.
12912 (push_fields_onto_fieldstack): Remove.
12913 (sort_fieldstack): Likewise.
12914 (struct fieldoff): Move ...
12915 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12916 alias_set and base_for_components fields.
12917 (sort_fieldstack): Make static.
12918 (push_fields_onto_fieldstack): Likewise. Remove code that
12919 handles anything but RECORD_TYPEs. Remove alias_set and
12920 base_for_components handling.
12921 (create_variable_info_for): Adjust.
12923 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12925 * common.opt (Wframe-larger-than=): Shorten the help message
12927 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12929 2008-05-08 Rafael Espindola <espindola@google.com>
12931 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12933 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12934 trap and that both operands are gimple values.
12935 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12936 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12939 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12941 * read-rtl.c (join_c_conditions): Return the first string if the
12942 two strings are equal.
12944 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12946 * gensupport.h (pred_data): Add a "num_codes" field.
12947 (add_predicate_code): Declare.
12948 * gensupport.c (add_predicate_code): New function.
12949 (std_pred_table): Add an "allows_const_p" field.
12950 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12951 Remove the (incomplete) list of such codes from the codes field.
12952 (init_predicate_table): Use add_predicate_code. Add all
12953 RTX_CONST_OBJs if allows_const_p is true.
12954 * genrecog.c (process_define_predicate): Use add_predicate_code.
12956 2008-05-08 David Daney <ddaney@avtrex.com>
12957 Richard Sandiford <rsandifo@nildram.co.uk>
12959 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12960 special case of constant zero operands.
12961 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12962 old and new values. Special case constant zero values.
12963 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12965 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12966 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12968 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12971 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12972 similar RTX_CONST_OBJ before CONST_INT.
12974 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12976 * stmt.c (expand_stack_restore): Change sa mode if needed.
12978 2008-05-08 Richard Guenther <rguenther@suse.de>
12980 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12981 return type to bool.
12982 (ix86_sol10_return_in_memory): Likewise.
12983 (ix86_i386elf_return_in_memory): Likewise.
12984 (ix86_i386interix_return_in_memory): Likewise.
12985 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12986 (ix86_sol10_return_in_memory): Likewise.
12987 (ix86_i386elf_return_in_memory): Likewise.
12988 (ix86_i386interix_return_in_memory): Likewise.
12990 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12993 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12995 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12996 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12999 2008-05-08 Richard Guenther <rguenther@suse.de>
13001 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13002 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13003 (DR_SUBVARS): Remove.
13004 * tree-dfa.c (dump_subvars_for): Remove.
13005 (debug_subvars_for): Likewise.
13006 (dump_variable): Do not dump subvars.
13007 (remove_referenced_var): Do not remove subvars.
13008 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13009 (lookup_subvars_for_var): Remove.
13010 (get_subvars_for_var): Likewise.
13011 (get_subvars_at): Likewise.
13012 (get_first_overlapping_subvar): Likewise.
13013 (overlap_subvar): Likewise.
13014 * tree-flow.h (subvar_t): Remove.
13015 (struct var_ann_d): Remove subvars field.
13016 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13017 argument. Remove special handling of SFTs.
13018 (compute_tag_properties): Likewise.
13019 (set_initial_properties): Likewise.
13020 (compute_call_clobbered): Likewise.
13021 (count_mem_refs): Likewise.
13022 (compute_memory_partitions): Likewise.
13023 (compute_flow_insensitive_aliasing): Likewise.
13024 (setup_pointers_and_addressables): Likewise.
13025 (new_type_alias): Likewise.
13026 (struct used_part): Remove.
13027 (used_portions): Likewise.
13028 (struct used_part_map): Likewise.
13029 (used_part_map_eq): Likewise.
13030 (used_part_map_hash): Likewise.
13031 (free_used_part_map): Likewise.
13032 (up_lookup): Likewise.
13033 (up_insert): Likewise.
13034 (get_or_create_used_part_for): Likewise.
13035 (create_sft): Likewise.
13036 (create_overlap_variables_for): Likewise.
13037 (find_used_portions): Likewise.
13038 (create_structure_vars): Likewise.
13039 * tree.def (STRUCT_FIELD_TAG): Remove.
13040 * tree.h (MTAG_P): Adjust.
13041 (struct tree_memory_tag): Remove base_for_components and
13042 unpartitionable flags.
13043 (struct tree_struct_field_tag): Remove.
13044 (SFT_PARENT_VAR): Likewise.
13045 (SFT_OFFSET): Likewise.
13046 (SFT_SIZE): Likewise.
13047 (SFT_NONADDRESSABLE_P): Likewise.
13048 (SFT_ALIAS_SET): Likewise.
13049 (SFT_UNPARTITIONABLE_P): Likewise.
13050 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13051 (union tree_node): Remove sft field.
13052 * alias.c (get_alias_set): Remove special handling of SFTs.
13053 * print-tree.c (print_node): Remove handling of SFTs.
13054 * tree-dump.c (dequeue_and_dump): Likewise.
13055 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13056 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13057 * tree-predcom.c (set_alias_info): Do not set subvars.
13058 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13059 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13060 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13061 (add_vars_for_offset): Remove.
13062 (add_virtual_operand): Remove special handling of SFTs.
13063 (add_call_clobber_ops): Likewise.
13064 (add_call_read_ops): Likewise.
13065 (get_asm_expr_operands): Likewise.
13066 (get_modify_stmt_operands): Likewise.
13067 (get_expr_operands): Likewise.
13068 (add_to_addressable_set): Likewise.
13069 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13070 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13071 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13072 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13073 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13074 (tree_node_structure): Likewise.
13075 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13077 (find_what_p_points_to): Likewise.
13079 2008-05-08 Sa Liu <saliu@de.ibm.com>
13081 * config/spu/spu.md: Fixed subti3 pattern.
13083 2008-05-08 Richard Guenther <rguenther@suse.de>
13085 PR middle-end/36154
13086 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13087 sure to create a representative for trailing arrays for PTA.
13089 2008-05-08 Richard Guenther <rguenther@suse.de>
13091 PR middle-end/36172
13092 * fold-const.c (operand_equal_p): Two objects which types
13093 differ in pointerness are not equal.
13095 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13097 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13098 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13099 (emit_library_call_value_1): Add new variable fndecl initialized by
13100 NULL_TREE. It should be the decl type of orgfun, but this information
13101 seems not to be available here, so it uses the default calling abi.
13102 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13103 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13104 by TARGET_RETURN_IN_MEMORY.
13105 * config/i386/i386-interix.h: Likewise.
13106 * config/i386/i386.h: Likewise.
13107 * config/i386/i386elf.h: Likewise.
13108 * config/i386/ptx4-i.h: Likewise.
13109 * config/i386/sol2-10.h: Likewise.
13110 * config/i386/sysv4.h: Likewise.
13111 * config/i386/vx-common.h: Likewise.
13112 * config/cris/cris.h: Removed #if 0 clause.
13113 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13114 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13116 (ix86_sol10_return_in_memory): Likewise.
13117 (ix86_i386elf_return_in_memory): New.
13118 (ix86_i386interix_return_in_memory): New.
13119 * config/mt/mt-protos.h (mt_return_in_memory): New.
13120 * config/mt/mt.c: Likewise.
13121 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13122 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13123 * config/bfin/bfin.h: Likewise.
13124 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13126 * config/bfin/bfin.c: Likewise.
13127 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13128 * config/alpha/unicosmk.h: Likewise.
13129 * config/i386/cygming.h: Likewise.
13130 * config/iq2000/iq2000.h: Likewise.
13131 * config/mips/mips.h: Likewise.
13132 * config/mn10300/mn10300.h: Likewise.
13133 * config/rs6000/rs6000.h: Likewise.
13134 * config/score/score.h: Likewise.
13135 * config/spu/spu.h: Likewise.
13136 * config/v850/v850.h: Likewise.
13137 * defaults.h: Likewise.
13138 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13139 * expr.c (emit_block_move): Adjust use of
13140 OUTGOING_REG_PARM_STACK_SPACE.
13141 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13142 OUTGOING_REG_PARM_STACK_SPACE.
13143 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13145 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13147 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13148 on OMP_RETURN for OMP_FOR.
13151 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13152 (fortran_common): New function.
13153 (gen_variable_die): Call fortran_common instead of common_check,
13154 adjust for it returning tree instead of rtx. Formatting.
13156 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13160 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13161 * c-decl.c (merge_decls): Ditto.
13162 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13163 to RTL_CONST_OR_PURE_CALL_P.
13164 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13165 Initialized DECL_LOOPING_CONST_PURE.
13166 (process_call_operands): Set tree_side_effects properly.
13167 * tree.h (TREE_READONLY_DECL_P): Removed.
13168 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13169 (DECL_LOOPING_OR_CONST_P): New macro.
13170 (struct tree_function_decl): Added looping_const_or_pure_p.
13171 (ECF_*) Renumbered.
13172 (ECF_LOOPING_OR_CONST_P): New macro.
13173 * rtlanal.c (pure_const_p): Removed.
13174 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13175 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13176 to RTL_CONST_CALL_P.
13177 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13178 (check_decl, check_tree, check_call, scan_function): Initialize
13180 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13181 (static_execute): Set looping true for recursive functions.
13182 Undo setting state to IPA_NEITHER for recursive functions.
13183 * cse.c (cse_insn):
13184 * ifcvt.c (noce_can_store_speculate_p): Changed
13185 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13186 RTL_CONST_OR_PURE_CALL_P.
13187 * dse.c (scan_insn): Ditto.
13188 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13189 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13190 RTL_CONST_OR_PURE_CALL_P.
13191 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13192 pure_call_p to RTL_CONST_CALL_P.
13193 * gimplify.c (gimplify_call_expr): Clear side effects for
13194 non-looping pure and constant calls.
13195 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13196 (flags_from_decl_or_type): Set ecf flags from decl flags.
13197 (initialize_argument_information): Turn off
13198 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13199 Change const to pure if callee_copies is true rather than just
13201 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13202 way of marking pure calls.
13203 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13204 Remove hack that was supposed to fix pr7335 and remove old
13205 way of marking pure calls.
13206 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13207 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13208 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13209 RTL_CONST_OR_PURE_CALL_P.
13210 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13211 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13212 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13213 * sched-deps.c (schedule_analyze): Ditto.
13214 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13215 return_val field of calls to represent pure and const function info.
13216 (CONST_OR_PURE_CALL_P): Deleted macro.
13217 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13218 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13219 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13221 * tree-optimize.c (execute_fixup_cfg): Added test for
13222 ECF_LOOPING_CONST_OR_PURE.
13223 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13225 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13226 effects for looping pure or const calls.
13227 (verify_gimple_expr): Added verification code.
13228 * config/alpha/alpha.c (alpha_legitimize_address,
13229 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13231 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13232 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13233 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13234 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13235 RTL_CONST_OR_PURE_CALL_P.
13236 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13237 and const calls to be deleted.
13239 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13242 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13243 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13244 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13245 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13246 to handle nonimmediate operands.
13247 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13248 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13249 to handle nonimmediate operands.
13250 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13251 (mmx_pmulhrwv4hi3): New expander. Use
13252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13253 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13254 (sse2_umulv1siv1di3): New expander. Use
13255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13256 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13257 (mmx_eq<mode>3): New expander. Use
13258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13259 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13260 (mmx_uavgv8qi3): New expander. Use
13261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13262 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13263 (mmx_uavgv4hi3): New expander. Use
13264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13266 * config/i386/sse.md
13267 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13268 to handle nonimmediate operands.
13269 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13270 to handle nonimmediate operands.
13271 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13272 to handle nonimmediate operands.
13273 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13274 to handle nonimmediate operands.
13275 (sse2_unpckhpd_exp): New expander. Use
13276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13277 (sse2_unpcklpd_exp): New expander. Use
13278 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13279 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13280 to handle nonimmediate operands.
13281 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13282 to handle nonimmediate operands.
13283 (*sse2_<plusminus_insn><mode>3): Rename from
13284 sse2_<plusminus_insn><mode>3 insn pattern.
13285 (sse2_<plusminus_insn><mode>3): New expander. Use
13286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13287 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13288 (sse2_umulv2siv2di3): New expander. Use
13289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13290 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13291 (sse4_1_mulv2siv2di3): New expander. Use
13292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13293 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13294 (sse2_pmaddwd): New expander. Use
13295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13296 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13297 (sse2_eq<mode>3): New expander. Use
13298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13299 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13300 (sse4_1_eqv2di3): New expander. Use
13301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13302 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13303 (sse2_uavgv16qi3): New expander. Use
13304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13305 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13306 (sse2_uavgv16qi3): New expander. Use
13307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13308 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13309 (sse2_uavgv8hi3): New expander. Use
13310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13311 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13312 (ssse3_pmulhrswv8hi3): New expander. Use
13313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13314 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13315 (ssse3_pmulhrswv4hi3): New expander. Use
13316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13318 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13319 (<sse>_vmmul<mode>3): Ditto.
13320 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13322 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13323 (ssse3_pmaddubsw): Ditto.
13325 * config/i386/i386.c (struct_builtin_description)
13326 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13327 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13328 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13329 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13330 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13331 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13332 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13333 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13334 (ix86_fixup_binary_operands): Assert that src1
13335 and src2 must have the same mode when swapped.
13336 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13337 and ix86_binary_operator_ok. Do not force operands in registers
13340 2008-05-07 Jan Hubicka <jh@suse.cz>
13342 * cgraph.c (dump_cgraph_node): Update.
13343 * cgraph.h (cgraph_local_info): Break out inline summary.
13344 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13346 * ipa-inline (inline_summary): New accestor function.
13347 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13348 cgraph_decide_inlining, compute_inline_parameters): Update.
13349 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13351 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13353 Cleanup ColdFire scheduling support and add V4 pipeline model.
13355 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13356 (define_attr cpu): Add cfv4 value.
13357 (define_attr type, define_attr type1): Merge into a single 'type'
13358 attribute. Update all uses.
13359 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13360 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13362 (define_attr opx_mem, define_attr opy_mem): Remove.
13363 (define_attr op_mem): Clean up, update comment.
13364 (define_attr size): Use specific values instead of general int.
13365 (define_attr guess, define_attr split): Remove. Update all uses.
13366 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13367 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13368 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13369 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13370 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13371 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13372 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13373 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13374 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13375 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13376 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13377 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13378 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13379 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13380 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13381 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13382 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13383 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13384 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13385 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13386 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13387 Update or set attributes.
13388 (stack_tie): New fake instruction.
13390 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13391 (m68k_sched_attr_size): Update declaration.
13392 (m68k_sched_attr_type2): Remove.
13393 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13394 Declare new bypass predicates.
13396 * config/m68k/m68k.c (m68k_sched_issue_rate,
13397 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13399 (TARGET_SCHED_ISSUE_RATE,
13400 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13401 (override_options): Handle scheduling for ColdFire V4 core.
13402 (m68k_expand_prologue): Emit stack_tie.
13403 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13404 'OP_TYPE_FPN'. Update all uses.
13405 (sched_guess_p): Remove.
13406 (sched_address_type): Handle symbolic addresses.
13407 (sched_get_operand): New static function.
13408 (sched_operand_type): Merge into sched_attr_op_type.
13409 (sched_attr_op_type): Handle FP registers, handle quick constants,
13411 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13412 (m68k_sched_attr_size): Update. Move logic to ...
13413 (sched_get_attr_size_int): New static function.
13414 (sched_get_opxy_mem_type): New static function.
13415 (m68k_sched_attr_op_mem): Update.
13416 (m68k_sched_attr_type2): Remove.
13417 (sched_cfv4_bypass_data): New static variable.
13418 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13419 (m68k_sched_issue_rate): Implement scheduler hook.
13420 (struct _sched_ib: enabled_p): New field.
13421 (m68k_sched_variable_issue): Update. Handle V4.
13422 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13423 sched_dump_class_func_t, sched_dump_split_class,
13424 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13425 sched_dump_dfa_class, m68k_sched_dump): Remove.
13426 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13428 (m68k_sched_init_global): Remove statisctics dumping, introduce
13429 sanity check that all instructions have pipeline reservations. Handle
13431 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13432 Handle ColdFire V4 core.
13433 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13434 New static functions.
13435 (m68k_sched_address_bypass_p): New bypass predicate.
13436 (sched_get_indexed_address_scale): New static function.
13437 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13439 * cf.md: Update comments.
13440 (define_attr type2): Remove. Use 'type' attribute instead.
13442 (cf_ib): Rename to cfv123_ib. Update all uses.
13443 (cf_oep): Rename to cfv123_oep. Update all uses.
13444 (cf_chr): Rename to cfv123_chr. Update all uses.
13445 (cf_mem): Rename to cfv123_mem. Update all uses.
13446 (cf_mac): Move to more appropriate place.
13447 (cfv123_guess): New automaton and cpu_unit.
13448 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13449 Update uses of 'size' attribute. Handle before reload scheduling.
13450 (cfv123_guess): New dummy reservation for unhandled instructions.
13451 (cfv4_*): Pipeline description of ColdFire V4 core.
13452 (ignore): New reservation to handle 'ignore' type.
13454 2008-05-07 Ian Lance Taylor <iant@google.com>
13456 PR middle-end/36013
13457 * gimplify.c (find_single_pointer_decl_1): Don't look through
13459 (find_single_pointer_decl): Adjust comments.
13461 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13463 PR middle-end/36137
13464 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13465 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13467 PR middle-end/36106
13468 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13469 integral type rather than floating point, then VIEW_CONVERT_EXPR
13470 to the floating point type.
13472 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13474 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13475 TFmode op0 to register.
13477 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13479 * c-decl.c (grokdeclarator): Comment typo.
13481 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13483 * tree-flow.h: Remove prototype for computed_goto_p.
13484 * tree-cfg.c (computed_goto_p): Make static.
13486 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13489 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13490 (contains_aligned_value_p): This. Handle _Decimal128.
13491 (ix86_function_arg_boundary): Only align _Decimal128 to its
13492 natural boundary and handle it properly.
13494 2008-05-06 Martin Jambor <mjambor@suse.cz>
13496 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13497 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13498 (ipcp_method_set_orig_node): Removed.
13499 (ipcp_cval_get_cvalue_type): Removed.
13500 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13501 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13502 (ipcp_cval_set_cvalue_type): Removed.
13503 (ipcp_cval_get_cvalue): Removed.
13504 (ipcp_cval_set_cvalue): Removed.
13505 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13506 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13507 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13508 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13509 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13510 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13511 (ipcp_get_ith_lattice): Changed parameters.
13512 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13513 (ipcp_lattice_from_jfunc): Changed parameters.
13514 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13515 (ipcp_method_cval_print): Added temporary variable info.
13516 (ipcp_redirect): Removed already unused local variable caller.
13517 (ipcp_redirect): New temporary variable orig_callee_info
13518 (ipcp_redirect): Removed newly unused local variable callee.
13519 (ipcp_redirect): Removed (a bit confusing) local variable type.
13520 (ipcp_insert_stage): Added local variable info.
13521 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13523 (ipcp_formal_create): Removed.
13524 (ipcp_method_cval_set): Removed.
13525 (ipcp_propagate_stage): Renamed lattice variables.
13526 (ipcp_method_cval_set_cvalue_type): Removed.
13527 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13528 (ipcp_print_all_lattices): Changed printed strings to refer to
13529 lattices rather than cvals.
13530 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13531 (ipcp_propagate_const): Changed formal parameters.
13532 (build_const_val): Changed formal parameters.
13533 (ipcp_insert_stage): Removed useless variable cvalue
13534 (build_const_val): Changed formal parameters.
13535 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13536 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13537 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13538 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13539 (ipcp_print_func_profile_counts): Changed string from "method" to
13541 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13542 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13543 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13544 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13545 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13546 (ipcp_lat_is_const): Changed parameters and made inline.
13547 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13548 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13549 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13550 the predicate condition directly
13551 (ipcp_propagate_stage): Added local variable args. Removed local
13552 variable callee. (Both are mere code simplifications.)
13553 (ipcp_method_dont_insert_const): Renamed to
13554 ipcp_node_not_modifiable_p.
13555 (ipcp_node_not_modifiable_p): Made inline.
13556 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13557 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13558 (ipcp_print_all_lattices): Removed variable cvalue
13559 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13562 2008-05-06 Olivier Hainque <hainque@adacore.com>
13564 * tree-sra.c (try_instantiate_multiple_fields): Early return
13565 if field has POINTER_TYPE.
13567 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13569 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13570 by using 'q' specifier for instruction.
13571 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13573 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13575 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13576 Change mode of zero_extract from QImode to HImode.
13577 (sign bit tests peepholes): (Ditto.).
13579 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13581 * config/i386/mmx.md: Remove double backslashes from asm templates.
13582 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13583 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13584 to handle nonimmediate operands.
13585 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13586 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13587 to handle nonimmediate operands.
13588 (*mmx_<code>v2sf3_finite): New insn pattern.
13589 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13590 (mmx_<code>v2sf3): New expander. Use
13591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13592 (mmx_<plusminus_insn><mode>3): New expander. Use
13593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13594 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13595 (mmx_add<mode>3): Removed.
13596 (mmx_ssadd<mode>3): Ditto.
13597 (mmx_usadd<mode>3): Ditto.
13598 (mmx_sub<mode>3): Ditto.
13599 (mmx_sssub<mode>3): Ditto.
13600 (mmx_ussub<mode>3): Ditto.
13601 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13602 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13603 to handle nonimmediate operands.
13604 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13606 (mmx_smulv4hi3_highpart): New expander. Use
13607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13608 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13610 (mmx_umulv4hi3_highpart): New expander. Use
13611 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13612 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13613 (mmx_<code>v4hi3): New expander. Use
13614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13615 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13616 (mmx_<code>v8qi3): New expander. Use
13617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13618 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13619 (mmx_<code><mode>3): New expander. Use
13620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13622 2008-05-05 Jan Hubicka <jh@suse.cz>
13624 PR tree-optimization/36118
13625 * passes.c (pass_init_dump_file): Fix dump header.
13627 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13629 PR middle-end/36141
13630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13631 VCE for function decls.
13633 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13635 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13637 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13639 * config/i386/i386.md (sat_plusminus): New.
13640 (plusminus_insn): Likewise.
13641 (plusminus_mnemonic): Likewise.
13643 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13644 (*<addsub><mode>3_cc_overflow): Renamed to ...
13645 (*<plusminus_insn><mode>3_cc_overflow): This.
13646 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13647 (*<plusminus_insn>si3_zext_cc_overflow): This.
13649 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13650 (<plusminus_insn><mode>3): This.
13651 (*<addsub><mode>3): Renamed to ...
13652 (*<plusminus_insn><mode>3): This.
13653 (<sse>_vm<addsub><mode>3): Renamed to ...
13654 (<sse>_vm<plusminus_insn><mode>3): This.
13655 (sse3_h<addsub>v4sf3): Renamed to ...
13656 (sse3_h<plusminus_insn>v4sf3): This.
13657 (sse3_h<addsub>v2df3): Renamed to ...
13658 (sse3_h<plusminus_insn>v2df3): This.
13659 (<plusminus_insn><mode>3): New.
13660 (*<plusminus_insn><mode>3): Likewise.
13661 (sse2_<plusminus_insn><mode>3): Likewise.
13662 (add<mode>): Removed.
13663 (*add<mode>3): Likewise.
13664 (sse2_ssadd<mode>3): Likewise.
13665 (sse2_usadd<mode>3): Likewise.
13666 (sub<mode>3): Likewise.
13667 (*sub<mode>3): Likewise.
13668 (sse2_sssub<mode>3): Likewise.
13669 (sse2_ussub<mode>3): Likewise.
13671 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13673 * gthr-single.h: Add in required interface elements as per gthr.h.
13674 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13675 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13676 Generalize UNUSED macro.
13677 (__gthread_once): Add.
13678 (__gthread_key_create): Add.
13679 (__gthread_key_delete): Add.
13680 (__gthread_getspecific): Add.
13681 (__gthread_setspecific): Add.
13683 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13685 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13686 the same size types for the indirect reference on the rhs, then
13689 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/i386.md
13692 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13693 one insn template instead of template series.
13694 (*xordi_1_rex64): Ditto.
13695 (*xordi_2_rex64): Ditto.
13697 2008-05-05 Ira Rosen <irar@il.ibm.com>
13699 PR tree-optimization/36119
13700 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13703 2008-06-04 Jan Hubicka <jh@suse.cz>
13705 tree-optimization/36100
13706 * tree-pass.h (pass_O0_always_inline): Declare.
13707 * ipa-inline.c (inline_transform): Remove dead code.
13708 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13709 pass_O0_always_inline): New.
13710 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13712 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13714 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13715 mnemonic in this_param move for TARGET_64BIT.
13717 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13719 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13720 (*strmovsi_rex_1): Ditto.
13721 (*strsetsi_1): Ditto.
13722 (*strsetsi_rex_1): Ditto.
13724 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13725 adddicc expanders using SWI mode iterator.
13727 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13730 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13733 2008-05-04 David S. Miller <davem@davemloft.net>
13735 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13736 (sparc*-*-linux*): Use linux.h in tm_file.
13737 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13738 compiler defaulting to 32-bit.
13739 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13741 * config/sparc/linux.h: Remove definitions now obtained
13742 properly from linux.h
13743 * config/sparc/linux64.h: Likewise.
13744 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13745 don't want this setting for 32-bit builds in a biarch compiler.
13746 * doc/install.texi: Add sparc-linux to list of targets
13747 supporting --enable-targets=all.
13749 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13751 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13753 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13755 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13756 after V4SI_FTYPE_V8HI.
13757 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13758 case V4SI_FTYPE_V2DF.
13760 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13762 * doc/invoke.texi (max-flow-memory-locations): Removed.
13763 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13765 2008-05-03 Richard Guenther <rguenther@suse.de>
13767 PR middle-end/34973
13768 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13770 2008-05-02 David S. Miller <davem@davemloft.net>
13772 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13774 2008-05-02 Simon Baldwin <simonb@google.com>
13777 * c-common.h (warn_array_subscript_range): Removed.
13778 * c-common.c (warn_array_subscript_range): Ditto.
13779 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13780 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13782 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13784 * config/i386/i386.c (ix86_special_builtin_type): New.
13785 (bdesc_special_args): Likewise.
13786 (ix86_expand_special_args_builtin): Likewise.
13787 (ix86_init_mmx_sse_builtins): Updated.
13788 (ix86_expand_builtin): Updated.
13789 (ix86_expand_store_builtin): Removed.
13790 (ix86_expand_unop_builtin): Likewise.
13792 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13793 * config/i386/mmintrin.h (__v2sf): Here.
13795 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13797 (_mm_loadl_pi): Likewise.
13798 (_mm_storeh_pi): Replace __v2si with __v2sf.
13799 (_mm_storel_pi): Likewise.
13801 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13802 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13803 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13804 __builtin_ia32_loadlpd.
13806 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13808 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13809 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13810 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13811 (ix86_init_mmx_sse_builtins): Updated.
13812 (ix86_expand_args_builtin): Likewise.
13813 (ix86_expand_builtin): Likewise.
13814 (ix86_expand_unop1_builtin): Renamed to ...
13815 (ix86_expand_unop_vec_merge_builtin): This.
13817 2008-05-01 Jan Hubicka <jh@suse.cz>
13820 * ipa-inline.c (inline_generate_summary): Make static.
13821 (inline_transform): Do not call inlining at -O0; make static.
13822 * passes.c (execute_todo): Add sanity check.
13823 (execute_one_ipa_transform_pass): Execute proper flags.
13825 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13827 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13828 (DECL_NONADDRESSABLE_P): Likewise.
13829 * alias.c (record_component_aliases): Fix comment.
13831 2008-05-01 Simon Baldwin <simonb@google.com>
13833 * c-common.h (warn_array_subscript_range): New function.
13834 * c-common.c (warn_array_subscript_range): Ditto.
13835 * tree-vrp.c (check_array_ref): Corrected code to agree with
13836 comment, ignoring only arrays of size 0 or size 1.
13837 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13839 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13841 * config/i386/i386.c (ix86_builtin_type): Replace
13842 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13843 (bdesc_args): Updated.
13844 (ix86_init_mmx_sse_builtins): Likewise.
13845 (ix86_expand_args_builtin): Likewise.
13847 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13850 * doc/extend.texi: Correct __builtin_ia32_palignr.
13852 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13855 * config/i386/i386.c (bdesc_crc32): Removed.
13856 (ix86_expand_crc32): Likewise.
13857 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13858 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13859 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13860 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13861 UINT_FTYPE_UINT_UCHAR.
13862 (bdesc_args): Updated. Add crc32 builtins.
13863 (ix86_init_mmx_sse_builtins): Updated.
13864 (ix86_expand_args_builtin): Updated to support subreg.
13866 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13868 2008-05-01 Jan Hubicka <jh@suse.cz>
13870 * tree-pass.h (opt_pass): Add IPA_PASS.
13871 (varpool_node, cgraph_node): Forward declare.
13872 (ipa_opt_pass): Define.
13873 (pass_ipa_inline): Turn into ipa_opt_pass.
13874 (pass_apply_inline): Remove.
13875 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13876 (apply_inline): Turn into ....
13877 (inline_transform): ... this one.
13878 (inline_generate_summary): New function.
13879 (pass_apply_inline): Remove.
13880 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13882 (struct function): Add ipa_transforms_to_apply.
13883 * passes.c (register_one_dump_file): Work on IPA_PASS.
13884 (init_optimization_passes): Remove pass_inline_parameters and
13886 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13887 (execute_one_pass) ... here; apply transforms when possible.
13888 (add_ipa_transform_pass, execute_ipa_summary_asses,
13889 execute_one_ipa_transform_pass): New.
13890 (execute_ipa_pass_list): Update for IPA_PASS type.
13892 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13894 * config/i386/i386.c (ix86_builtin_type): Add
13895 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13896 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13897 (bdesc_args): Add SSE4a builtins.
13898 (ix86_init_mmx_sse_builtins): Updated.
13899 (ix86_expand_args_builtin): Likewise.
13900 (ix86_expand_builtin): Likewise.
13902 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13904 * config/i386/i386.c (ix86_builtin_type): Add
13905 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13906 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13907 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13908 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13909 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13910 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13911 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13912 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13913 and DI_FTYPE_DI_DI_INT.
13914 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13915 (ix86_init_mmx_sse_builtins): Updated.
13916 (ix86_expand_args_builtin): Likewise.
13917 (ix86_expand_builtin): Likewise.
13918 (ix86_expand_binop_imm_builtin): Removed.
13920 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13922 2008-04-30 Richard Guenther <rguenther@suse.de>
13924 PR tree-optimization/32921
13925 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13927 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13929 * config/arm/arm.c (arm_unwind_emit): Use
13930 crtl->all_throwers_are_sibcalls instead of
13931 cfun->all_throwers_are_sibcalls.
13932 (arm_output_fn_unwind): Likewise.
13933 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13934 instead of cfun->uses_pic_offset_table.
13935 (frv_expand_prologue): Likewise.
13936 (frv_frame_pointer_required): Likewise.
13937 (frv_expand_fdpic_call): Likewise.
13938 (frv_emit_movsi): Likewise.
13939 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13940 cfun->returns_pcc_struct instead of
13941 current_function_returns_pcc_struct.
13942 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13943 instead of cfun->calls_eh_return.
13944 (m32c_pushm_popm): Likewise.
13945 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13946 "extern" declaration.
13948 2008-04-30 Richard Guenther <rguenther@suse.de>
13950 PR tree-optimization/21636
13951 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13953 (evaluate_stmt): Print the likely value.
13954 (ccp_visit_stmt): Avoid excessive vertical spacing.
13956 2008-04-30 Rafael Espindola <espindola@google.com>
13958 * builtins.c (fold_call_expr): Return realret.
13959 * tree-ssa-threadedge.c
13960 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13961 __builtin_object_size.
13963 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13965 * gcc.c (wrapper_string): New variable.
13966 (insert_wrapper): New function.
13967 (execute): New option -wrapper.
13968 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13970 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13972 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13973 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13974 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13976 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13977 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13978 config/rs6000/e500crtres64gprctr.asm,
13979 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13980 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13981 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13982 config/rs6000/e500crtsav64gprctr.asm,
13983 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13984 config/rs6000/e500crtsavg64gprctr.asm: New files.
13985 * config/rs6000/t-ppccomm: Add build rules for new files.
13986 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13987 * config/rs6000/t-netbsd: Add build rules for new files.
13988 (LIB2FUNCS_STATIC_EXTRA): New variable.
13989 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13990 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13991 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13993 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13995 * config/i386/i386.c (ix86_builtin_type): Add
13996 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13997 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13998 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13999 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14000 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14001 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14002 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14003 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14004 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14005 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14006 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14007 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14008 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14009 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14010 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14011 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14012 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14013 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14014 V1DI_FTYPE_V2SI_V2SI.
14015 (bdesc_2arg): Moved to ...
14016 (bdesc_args): Here.
14017 (ix86_init_mmx_sse_builtins): Updated.
14018 (ix86_expand_args_builtin): Updated. Take a pointer
14019 to const struct builtin_description. Handle comparison
14021 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14022 (ix86_expand_builtin): Updated.
14024 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14025 (ssse3_pmaddubsw128): This.
14026 (ssse3_pmaddubswv4hi3): Renamed to ...
14027 (ssse3_pmaddubsw): This.
14029 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14030 (__builtin_ia32_packssdw128): Likewise.
14031 (__builtin_ia32_packuswb128): Likewise.
14032 (__builtin_ia32_pmaddubsw): Likewise.
14033 (__builtin_ia32_pmaddubsw128): Likewise.
14035 2008-04-30 Richard Guenther <rguenther@suse.de>
14037 PR tree-optimization/14847
14038 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14039 (recognize_bits_test): Use it.
14040 (recognize_single_bit_test): Likewise.
14042 2008-04-30 Martin Jambor <mjambor@suse.cz>
14044 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14045 instead of setting number of formal parameters to zero.
14046 (ipcp_init_stage): Do not set the number of actual parameters to zero
14048 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14049 which are called with variable number of arguments.
14050 (ipcp_insert_stage): Explicitely skipping all nodes which are
14051 called with variable number of arguments.
14052 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14053 number of parameters.
14055 * ipa-prop.h (struct ipa_node_params): Added flag
14056 called_with_var_arguments
14057 (ipa_set_param_count): Added. Changed sole setter to use it.
14058 (ipa_get_param_count): Added. All readers of param_count
14059 converted to use it instead.
14060 (ipa_set_called_with_variable_arg): Added.
14061 (ipa_is_called_with_var_arguments): Added.
14062 (ipa_get_ith_param): Added. All readers of param_decls converted
14064 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14066 (ipa_get_cs_argument_count): Added, all readers of argument_count
14068 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14071 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14072 (struct ipcp_lattice): Renamed cval_type to type
14073 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14075 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14076 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14077 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14078 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14079 (build_const_val): Changed the type of parameter cvalue to tree
14080 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14081 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14083 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14086 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14087 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14088 (ipa_add_method): Renamed to ipa_push_func_to_list
14089 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14090 (ipa_callsite_param_count): Removed.
14091 (ipa_callsite_param_count_set): Removed.
14092 (ipa_callsite_param): Removed.
14093 (ipa_callsite_callee): Removed.
14094 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14095 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14096 (ipa_method_formal_count): Removed.
14097 (ipa_method_formal_count_set): Removed.
14098 (ipa_method_get_tree): Removed.
14099 (ipa_method_tree_map_create): Removed.
14100 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14101 (ipa_create_param_decls_array): Creates the array itself
14102 (ipa_create_param_decls_array): Temporary variable info instead of
14103 a few dereferences.
14104 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14105 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14106 (get_type): Removed.
14107 (ipa_jf_get_info_type): Removed.
14108 (ipa_node_create): Renamed to ipa_create_node_params
14109 (ipa_free): Renamed to ipa_free_all_node_params
14110 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14111 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14112 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14113 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14114 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14115 ipa_free_all_edge_args
14116 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14117 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14118 (ipa_create_methodlist_node): Removed.
14119 (ipa_methodlist_method): Removed.
14120 (ipa_methodlist_method_set): Removed.
14121 (ipa_methodlist_next_method): Removed.
14122 (ipa_methodlist_next_method_set): Removed.
14123 (ipa_method_is_modified): Removed.
14124 (ipa_method_modify_create): Removed.
14125 (ipa_method_modify_init): Temporary variable info instead of a few
14127 (ipa_detect_param_modifications): Temporary variable info instead of
14128 a few dereferences.
14129 (ipa_compute_jump_functions): Temporary variable info instead of
14130 a few dereferences.
14131 (ipa_method_modify_set): Removed.
14132 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14133 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14134 than craph_node as the first parameter.
14135 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14136 (ipa_method_modify_init): Removed.
14137 (ipa_compute_jump_functions): Added a temp variable instead of
14138 repeatadly dereferencing the cgraph_edge.aux pointer
14139 (ipa_callsite_param_set_type): Removed.
14140 (ipa_compute_jump_functions): i renamed to index and moved to
14142 (ipa_callsite_param_set_info_type_formal): Removed.
14143 (ipa_callsite_param_set_info_type): Removed.
14144 (ipa_callsite_param_map_create): Removed.
14145 (ipa_callsite_tree): Removed.
14146 (ipa_callsite_caller): Removed.
14147 (ipa_pop_func_from_list): return_method removed to return_func
14149 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14150 prefixed all values with IPA_. Changed all users.
14151 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14152 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14153 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14154 (union parameter_info): Renamed to jump_func_value.
14155 (union jump_func_value): Renamed value to constant
14156 (struct ipa_jump_func): Renamed info_type to value
14157 (struct ipa_node): Renamed to ipa_node_params
14158 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14159 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14160 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14161 (struct ipa_edge): Renamed to ipa_edge_args
14162 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14163 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14164 (struct ipa_methodlist): Renamed to ipa_func_list
14165 (struct ipa_func_list): method_p renamed to node, next_method
14167 (ipa_methodlist_p): Removed, switched all users to struct pointer
14168 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14170 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14172 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14173 (rs6000_emit_epilogue): Use backchain to restore only when we
14174 have a large frame. Make use of frame pointer to restore if we
14175 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14177 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14179 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14180 Add mode to zero_extract.
14181 (sign bit tests peepholes): (Ditto.).
14183 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14185 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14186 Instructions in comments with SSE3.
14187 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14188 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14189 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14190 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14191 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14192 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14193 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14194 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14195 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14196 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14197 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14198 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14199 (bdesc_sse_args): Renamed to ...
14200 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14201 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14202 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14203 IX86_BUILTIN_FABSQ.
14204 (bdesc_1arg): Moved to ...
14205 (bdesc_args): Here.
14206 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14207 Instructions in comments with SSE3.
14208 (ix86_expand_sse_operands_builtin): Renamed to ...
14209 (ix86_expand_args_builtin): This. Updated.
14210 (ix86_expand_unop1_builtin): Update comments.
14211 (ix86_expand_builtin): Updated.
14213 2008-04-29 Richard Guenther <rguenther@suse.de>
14215 PR tree-optimization/36078
14216 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14217 Update virtual SSA form after cleaning up the CFG.
14219 2008-04-29 Richard Guenther <rguenther@suse.de>
14221 PR middle-end/15255
14222 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14224 2008-04-29 Richard Guenther <rguenther@suse.de>
14226 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14227 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14228 (compute_flow_insensitive_aliasing): Do not treat
14229 PTR_IS_REF_ALL pointers special.
14230 (get_smt_for): Likewise.
14231 (may_alias_p): Re-structure.
14232 (is_escape_site): A ref-all pointer conversion is not an escape site.
14233 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14234 PTR_IS_REF_ALL pointers special.
14235 * tree-ssa-structalias.h (struct alias_info): Remove
14236 ref_all_symbol_mem_tag field.
14237 (PTR_IS_REF_ALL): Remove.
14239 2008-04-29 Richard Guenther <rguenther@suse.de>
14241 PR middle-end/36077
14242 * fold-const.c (extract_muldiv_1): In combining division constants
14243 make sure to never overflow.
14245 2008-04-29 Nick Clifton <nickc@redhat.com>
14247 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14249 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14252 * optc-gen.awk: Work around HP-UX/IA awk bug.
14254 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14256 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14259 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/i386.md
14263 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14264 Change operand 1 predicate to nonimmediate_operand.
14266 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14269 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14271 * gengtype.c (walk_type, write_func_for_structure): Handle
14273 * doc/gty.texi: Document chain_circular.
14275 2008-04-28 Richard Guenther <rguenther@suse.de>
14277 PR tree-optimization/36066
14278 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14281 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14284 * config/i386/i386.md
14285 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14286 Use match_scratch instead of match_operand for operands 3 and 4.
14288 2008-04-27 Richard Guenther <rguenther@suse.de>
14290 PR tree-optimization/18754
14291 PR tree-optimization/34223
14292 * tree-pass.h (pass_complete_unrolli): Declare.
14293 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14294 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14295 Rewrite loop into loop closed SSA form if it is not already.
14296 (tree_unroll_loops_completely): Re-structure to iterate over
14297 innermost loops with intermediate CFG cleanups.
14298 Unroll outermost loops only if requested or the code does not grow
14300 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14301 loops are available.
14302 (tree_vectorize): Instead do so here.
14303 (tree_complete_unroll): Also unroll outermost loops.
14304 (tree_complete_unroll_inner): New function.
14305 (gate_tree_complete_unroll_inner): Likewise.
14306 (pass_complete_unrolli): New pass.
14307 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14308 uses outside of the loop.
14309 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14310 form if it is available.
14311 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14312 * passes.c (init_optimization_passes): Schedule complete inner
14313 loop unrolling pass before the first CCP pass after final inlining.
14315 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14317 * targhooks.h (default_emutls_var_fields,
14318 default_emutls_var_init): Declare.
14319 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14320 * target.h (struct gcc_target): Add struct emutls member.
14321 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14322 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14323 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14324 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14325 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14326 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14327 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14328 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14329 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14330 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14331 emit debug information.
14332 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14333 * varasm.c: Include targhooks.h.
14334 (emutls_object_section, emutls_tmpl_section): New.
14335 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14336 (EMUTLS_SEPARATOR): New.
14337 (prefix_name): New.
14338 (get_emutls_object_name): New.
14339 (default_emutls_var_fields): New, broken out of ...
14340 (get_emutls_object_type): ... here. Adjust to use target hooks.
14341 (get_emutls_init_templ_addr): Adjust to use target hooks.
14342 (emutls_decl): Adjust to use target hooks.
14343 (emutls_finish): Likewise.
14344 (default_emutls_var_init): New, broken out of ...
14345 (assemble_variable): ... here. Adjust to use target hooks.
14346 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14347 SECCAT_EMUTLS_TMPL.
14348 * c-common.c (handle_section_attribute): Prevent overriding
14349 sections for emulated tls with special sections.
14350 * config/i386/i386.c (x86_64_elf_select_section): Add
14351 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14352 (x86_64_elf_unique_section): Likewise.
14353 * config/vxworks.c: Include tree.h.
14354 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14355 (vxworks_override_options): Set TLS scheme.
14356 * doc/tm.texi (Emulated TLS): New node.
14358 2008-04-26 Simon Baldwin <simonb@google.com>
14361 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14362 with propagated string constants.
14364 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14366 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14367 constraint for operand 2 when operand 0 is memory operand.
14368 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14369 operand 0 is memory operand.
14370 (fix_trunc<mode>_i387_with_temp): Ditto.
14371 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14372 operand 2 when operand 1 is memory operand.
14373 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14374 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14375 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14376 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14377 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14378 operands 2,3 and 4 when operand 1 is memory operand.
14379 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14381 (fistdi2_floor_with_temp): Ditto.
14382 (fist<mode>2_floor_with_temp): Ditto.
14383 (fistdi2_ceil_with_temp): Ditto.
14384 (fist<mode>2_ceil_with_temp): Ditto.
14385 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14387 2008-04-26 David Daney <ddaney@avtrex.com>
14389 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14391 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14392 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14393 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14394 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14395 (compare_and_swap_12): New insn.
14396 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14397 * config/mips/mips.c (mips_force_binary): New function.
14398 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14399 (mips_expand_compare_and_swap_12): New function.
14400 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14402 2008-04-25 Jan Hubicka <jh@suse.cz>
14405 * cfgexpand.c (pass_expand): Turn into RTL pass.
14406 * passes.c (execute_one_pass): Do pass typechecking after execution.
14407 * tree-pass.h (pass_expand): Turn into RTL pass.
14409 * function.h (struct rtl_data): Move here fields
14410 accesses_prior_frames, calls_eh_return, saves_all_registers,
14411 has_nonlocal_goto, has_asm_statement, is_thunk,
14412 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14413 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14414 arg_pointer_save_area_init from struct function; turn into bool.
14415 (struct function): Move
14416 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14417 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14418 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14419 tail_call_emit, arg_pointer_save_area_init
14420 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14421 (current_function_returns_struct, current_function_returns_pcc_struct,
14422 current_function_calls_setjmp, current_function_calls_alloca,
14423 current_function_accesses_prior_frames,
14424 current_function_calls_eh_return, current_function_is_thunk,
14425 current_function_stdarg, current_function_profile,
14426 current_function_limit_stack, current_function_uses_pic_offset_table,
14427 current_function_uses_const_pool, current_function_has_nonlocal_label,
14428 current_function_saves_all_registers,
14429 current_function_has_nonlocal_goto,
14430 current_function_has_asm_statement): Remove accesor macros.
14431 * ra-conflict.c (global_conflicts): Update.
14432 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14433 (suitable_for_tail_call_opt_p): Update.
14434 * builtins.c (expand_builtin_return_addr): Update.
14435 (expand_builtin_setjmp_setup): Update.
14436 (expand_builtin_nonlocal_goto): Update.
14437 * final.c (final_start_function): Update.
14438 (profile_function): Update.
14439 (leaf_function_p): Update.
14440 (only_leaf_regs_used): Update.
14441 * df-scan.c (df_get_exit_block_use_set): Update.
14442 * dojump.c (clear_pending_stack_adjust): Update.
14443 * tree-stdarg.c (gate_optimize_stdarg): Update.
14444 * gimple-low.c (lower_function_body): Update.
14445 * global.c (compute_regsets): Update.
14446 (global_alloc): Update.
14447 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14448 * expr.c (expand_assignment): Update.
14449 * dse.c (dse_step0): Update.
14450 (dse_step1): Update.
14451 * c-decl.c (store_parm_decls): Update.
14452 * local-alloc.c (combine_regs): Update.
14453 (find_free_reg): Update.
14454 * function.c (assign_parms_augmented_arg_list): Update.
14455 (assign_parm_find_data_types): Update.
14456 (assign_parms): Update.
14457 (allocate_struct_function): Update.
14458 (expand_function_start): Update.
14459 (expand_function_end): Update.
14460 (get_arg_pointer_save_area): Update.
14461 (thread_prologue_and_epilogue_insns): Update.
14462 (rest_of_match_asm_constraints): Update.
14463 * stor-layout.c (variable_size): Update.
14464 * gcse.c (gcse_main): Update.
14465 (bypass_jumps): Update.
14466 * gimplify.c (gimplify_function_tree): Update.
14467 * calls.c (emit_call_1): Update.
14468 (expand_call): Update.
14469 * bt-load.c (compute_defs_uses_and_gen): Update.
14470 * except.c (sjlj_assign_call_site_values): Update.
14471 (sjlj_emit_function_enter): Update.
14472 (can_throw_external): Update.
14473 (set_nothrow_function_flags): Update.
14474 (expand_builtin_unwind_init): Update.
14475 (expand_eh_return): Update.
14476 (convert_to_eh_region_ranges): Update.
14477 (output_function_exception_table): Update.
14478 * emit-rtl.c (gen_tmp_stack_mem): Update.
14479 * cfgexpand.c (expand_used_vars): Update.
14480 (tree_expand_cfg): Update.
14481 * cfgcleanup.c (rest_of_handle_jump): Update.
14482 * explow.c (allocate_dynamic_stack_space): Update.
14483 * varasm.c (assemble_start_function): Update.
14484 (force_const_mem): Update.
14485 (mark_constant_pool): Update.
14486 * tree-optimize.c (tree_rest_of_compilation): Update.
14487 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14488 * tree-cfg.c (notice_special_calls): Update.
14489 (is_ctrl_altering_stmt): Update.
14490 (tree_can_make_abnormal_goto): Update.
14491 (tree_purge_dead_abnormal_call_edges): Update.
14492 * config/alpha/predicates.md: Update.
14493 * config/alpha/alpha.c (alpha_sa_mask): Update.
14494 (alpha_sa_size): Update.
14495 (alpha_does_function_need_gp): Update.
14496 (alpha_expand_prologue): Update.
14497 (alpha_start_function): Update.
14498 (alpha_output_function_end_prologue): Update.
14499 (alpha_expand_epilogue): Update.
14500 * config/frv/frv.c (frv_stack_info): Update.
14501 (frv_expand_epilogue): Update.
14502 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14503 (s390_register_info): Update.
14504 (s390_frame_info): Update.
14505 (s390_init_frame_layout): Update.
14506 (s390_can_eliminate): Update.
14507 (save_gprs): Update.
14508 * config/spu/spu.c (spu_split_immediate): Update.
14509 (need_to_save_reg): Update.
14510 (spu_expand_prologue): Update.
14511 (spu_expand_epilogue): Update.
14512 * config/sparc/sparc.md: Update.
14513 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14514 (sparc_tls_got): Update.
14515 (legitimize_pic_address): Update.
14516 (sparc_emit_call_insn): Update.
14517 (sparc_expand_prologue): Update.
14518 (output_return): Update.
14519 (print_operand): Update.
14520 (sparc_function_ok_for_sibcall): Update.
14521 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14522 * config/m32r/m32r.md: Update.
14523 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14524 (m32r_compute_frame_size): Update.
14525 (m32r_expand_prologue): Update.
14526 (m32r_expand_epilogue): Update.
14527 (m32r_legitimize_pic_address): Update.
14528 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14529 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14530 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14531 (gen_push): Update.
14532 (ix86_save_reg): Update.
14533 (ix86_compute_frame_layout): Update.
14534 (ix86_expand_prologue): Update.
14535 (ix86_expand_epilogue): Update.
14536 * config/sh/sh.c (output_stack_adjust): Update.
14537 (calc_live_regs): Update.
14538 (sh5_schedule_saves): Update.
14539 (sh_expand_prologue): Update.
14540 (sh_expand_epilogue): Update.
14541 (sh_setup_incoming_varargs): Update.
14542 (sh_allocate_initial_value): Update.
14543 (sh_get_pr_initial_val): Update.
14544 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14545 * config/sh/sh.md (label:): Update.
14546 * config/avr/avr.c (out_movhi_mr_r): Update.
14547 * config/crx/crx.h (enum): Update.
14548 * config/xtensa/xtensa.h (along): Update.
14549 * config/stormy16/stormy16.c Update.
14550 (xstormy16_compute_stack_layout): Update.
14551 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14552 (fr30_expand_prologue): Update.
14553 * config/cris/cris.c (cris_conditional_register_usage): Update.
14554 (cris_reg_saved_in_regsave_area): Update.
14555 (cris_initial_frame_pointer_offset): Update.
14556 (cris_simple_epilogue): Update.
14557 (cris_expand_prologue): Update.
14558 (cris_expand_epilogue): Update.
14559 (cris_expand_pic_call_address): Update.
14560 (cris_asm_output_symbol_ref): Update.
14561 (cris_asm_output_label_ref): Update.
14562 * config/cris/cris.md Update.
14563 * config/iq2000/iq2000.c (compute_frame_size): Update.
14564 (iq2000_expand_epilogue): Update.
14565 * config/mt/mt.h (save_direction): Update.
14566 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14567 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14568 (ia64_secondary_reload_class): Update.
14569 * config/m68k/m68k.c (m68k_save_reg): Update.
14570 (m68k_expand_prologue): Update.
14571 (m68k_expand_epilogue): Update.
14572 (legitimize_pic_address): Update.
14573 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14574 (first_reg_to_save): Update.
14575 (first_altivec_reg_to_save): Update.
14576 (compute_vrsave_mask): Update.
14577 (compute_save_world_info): Update.
14578 (rs6000_stack_info): Update.
14579 (spe_func_has_64bit_regs_p): Update.
14580 (rs6000_ra_ever_killed): Update.
14581 (rs6000_emit_eh_reg_restore): Update.
14582 (rs6000_emit_allocate_stack): Update.
14583 (rs6000_emit_prologue): Update.
14584 (rs6000_emit_epilogue): Update.
14585 (rs6000_output_function_epilogue): Update.
14586 (output_profile_hook): Update.
14587 (rs6000_elf_declare_function_name): Update.
14588 * config/rs6000/rs6000.h (rs6000_args): Update.
14589 * config/rs6000/rs6000.md: Update.
14590 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14591 * config/arc/arc.c (arc_output_function_epilogue): Update.
14592 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14593 * config/darwin.c (machopic_function_base_name): Update.
14594 * config/score/score3.c (score3_compute_frame_size): Update.
14597 (score3_epilogue): Update.
14598 * config/score/score7.c (score7_compute_frame_size): Update.
14599 (score7_prologue): Update.
14600 (score7_epilogue): Update.
14601 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14602 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14603 * config/arm/arm.c (use_return_insn): Update.
14604 (require_pic_register): Update.
14605 (arm_load_pic_register): Update.
14606 (arm_compute_save_reg0_reg12_mask): Update.
14607 (arm_compute_save_reg_mask): Update.
14608 (thumb1_compute_save_reg_mask): Update.
14609 (output_return_instruction): Update.
14610 (arm_output_function_prologue): Update.
14611 (arm_output_epilogue): Update.
14612 (arm_get_frame_offsets): Update.
14613 (arm_expand_prologue): Update.
14614 (thumb_pushpop): Update.
14615 (thumb_exit): Update.
14616 (thumb1_expand_prologue): Update.
14617 (thumb1_expand_epilogue): Update.
14618 (arm_unwind_emit): Update.
14619 (arm_output_fn_unwind): Update.
14620 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14621 * config/arm/arm.md: Update.
14622 * config/pa/pa.md: Update.
14623 * config/pa/pa.c (legitimize_pic_address): Update.
14624 (compute_frame_size): Update.
14625 (hppa_expand_prologue): Update.
14626 (hppa_expand_epilogue): Update.
14627 (borx_reg_operand): Update.
14628 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14629 (HARD_REGNO_RENAME_OK): Update.
14630 * config/mips/mips.c (mips_global_pointer): Update.
14631 (mips_save_reg_p): Update.
14632 (mips_compute_frame_info): Update.
14633 (mips_frame_pointer_required): Update.
14634 (mips_expand_prologue): Update.
14635 (mips_expand_epilogue): Update.
14636 (mips_can_use_return_insn): Update.
14637 (mips_reorg_process_insns): Update.
14638 * config/v850/v850.c (compute_register_save_size): Update.
14639 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14640 * config/mmix/mmix.c (along): Update.
14641 (mmix_expand_epilogue): Update.
14642 * config/bfin/bfin.c (legitimize_pic_address): Update.
14643 (must_save_p): Update.
14644 (stack_frame_needed_p): Update.
14645 (add_to_reg): Update.
14646 (bfin_expand_prologue): Update.
14647 * stmt.c (expand_asm_operands): Update.
14648 * reload1.c (reload): Update.
14649 (init_elim_table): Update.
14651 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14653 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14655 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14657 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14658 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14659 (mov<mode>): Removed.
14660 (*movv4sf_internal): Likewise.
14661 (*movv2df_internal): Likewise.
14663 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14665 * config.gcc (crx-*-elf): Remove deprecation.
14667 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14669 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14670 __gcc_deregister_frame with atexit.
14671 (deregister_frame_dtor): Remove.
14673 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14674 Nathan Sidwell <nathan@codesourcery.com>
14676 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14678 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14679 (rs6000_isel): Likewise.
14680 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14681 (rs6000_isel): New variable.
14682 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14684 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14687 * c-common.c (handle_vector_size_attribute): Call
14688 lang_hooks.types.reconstruct_complex_type instead of
14689 reconstruct_complex_type.
14690 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14691 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14692 * langhooks.h (struct lang_hooks_for_types): Add
14693 reconstruct_complex_type hook.
14694 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14695 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14697 2008-04-24 Richard Guenther <rguenther@suse.de>
14699 * c-common.h (check_builtin_function_arguments): Declare.
14700 * c-common.c (validate_nargs): New function.
14701 (check_builtin_function_arguments): Likewise.
14702 * c-typeck.c (build_function_call): Call
14703 check_builtin_function_arguments.
14704 * builtins.c (fold_builtin_classify): Remove error reporting code.
14705 (fold_builtin_unordered_cmp): Likewise.
14706 (fold_builtin_1): Likewise.
14707 (fold_builtin_n): Likewise.
14709 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14711 PR tree-optimization/36008
14712 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14713 the original op1, rather than delta by step.
14715 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14716 Sebastian Pop <sebastian.pop@amd.com>
14718 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14719 eliminate_local_variables_stmt, eliminate_local_variables,
14720 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14721 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14722 of code delimited by two edges in the CFG.
14723 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14724 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14725 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14726 the case of parallelisation of reductions.
14727 (expr_invariant_in_region_p): New.
14729 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14730 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14732 2008-04-24 Ira Rosen <irar@il.ibm.com>
14733 Richard Guenther <rguenther@suse.de>
14735 PR tree-optimization/36034
14736 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14737 incapable of dealing with loads with gaps.
14739 2008-04-24 Rafael Espindola <espindola@google.com>
14741 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14742 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14743 vrp_evaluate_conditional.
14744 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14745 (vrp_evaluate_conditional): Split the cond argument.
14746 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14747 (simplify_stmt_for_jump_threading): Update call to
14748 vrp_evaluate_conditional.
14750 2008-04-24 Ira Rosen <irar@il.ibm.com>
14752 PR tree-optimization/35982
14753 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14754 interleaved data-refs are of the same type.
14756 2008-04-24 Danny Smith <dannysmith@users.net>
14758 * c-format.c (check_format_info_main): Use strncmp rather than a
14759 magic prefix to handle multichar length specs.
14760 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14761 Don't prefix "I64" and "I32" with '\0'.
14763 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14766 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14767 in registers for -m32 only if stdarg_p (fntype).
14769 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14771 PR rtl-optimization/36006
14772 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14773 temp to op0 in order to avoid invalid rtx sharing.
14775 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14777 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14778 check TREE_INVARIANT.
14779 * tree-gimple.c (is_gimple_address): New.
14780 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14781 * tree-gimple.h (is_gimple_address): New.
14782 * tree.h (decl_address_invariant_p): New.
14783 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14784 (build_string): Likewise.
14785 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14786 (tree_invariant_p_1): Likewise.
14787 (save_expr): Use it.
14788 (tree_invariant_p): New.
14789 (skip_simple_arithmetic): Use it.
14790 (stabilize_reference_1): Use it.
14791 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14793 (build1_stat): Drop code to compute TREE_INVARIANT.
14794 (build2_stat): Drop code to compute TREE_INVARIANT.
14795 (build3_stat): Drop code to compute TREE_INVARIANT.
14796 (build4_stat): Drop code to compute TREE_INVARIANT.
14797 (build5_stat): Drop code to compute TREE_INVARIANT.
14798 (build7_stat): Drop code to compute TREE_INVARIANT.
14799 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14800 * tree.h (struct tree_base): Remove invariant_flag.
14801 (TREE_INVARIANT): Remove.
14802 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14803 (fold_builtin_expect): Check TREE_CONSTANT.
14804 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14805 * c-tree.h (c_expr_to_decl): Drop third parameter.
14806 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14807 (build_c_cast): Don't set TREE_INVARIANT.
14808 (pop_init_level): Don't set TREE_INVARIANT.
14809 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14810 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14812 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14813 (gimplify_addr_expr): Adjust comment.
14814 * tree-mudflap.c (mf_build_string):
14815 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14816 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14817 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14818 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14819 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14820 * langhooks.h (struct lang_hooks): Drop third parameter from
14823 2008-04-23 Richard Guenther <rguenther@suse.de>
14825 PR tree-optimization/27799
14826 PR tree-optimization/32921
14827 PR tree-optimization/32624
14828 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14829 SMTs aliases and the tag itself into the solution.
14830 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14831 merge the points-to solution back into the SMT aliases.
14832 (may_alias_p): Use alias_set_subset_of instead of
14833 aliases_conflict_p. A pointer which points to
14834 memory with alias set zero may access any variable.
14836 2008-04-23 Richard Guenther <rguenther@suse.de>
14838 * alias.c (alias_set_subset_of): Correctly handle asking
14839 if zero is a subset of an alias set with zero child.
14840 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14841 (compute_flow_insensitive_aliasing): Correctly walk all
14842 pointers. Do not unnecessarily union sets.
14844 2008-04-23 Richard Guenther <rguenther@suse.de>
14846 PR middle-end/36021
14847 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14849 2008-04-22 Tomas Bily <tbily@suse.cz>
14851 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14853 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14855 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14856 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14857 * tree-inline.c (estimate_num_insns_1): Likewise.
14858 * varasm.c (const_hash_1, compare_constant, copy_constant)
14859 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14860 * emit-rtl.c (component_ref_for_mem_expr)
14861 (set_mem_attributes_minus_bitpos): Likewise.
14862 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14863 (is_aligning_offset): Likewise.
14864 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14865 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14866 * dojump.c (do_jump): Likewise.
14867 * builtins.c (get_pointer_alignment, get_memory_rtx)
14868 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14869 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14871 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14873 PR rtl-optimization/36017
14874 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14875 expanding the library call.
14877 2008-04-22 Ian Lance Taylor <iant@google.com>
14879 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14880 than size_in_bytes.
14882 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14884 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14885 of LR/CTR moves for Power6.
14887 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14889 PR middle-end/36003
14890 * passes.c (init_optimization_passes): Remove
14891 pass_fast_rtl_byte_dce.
14893 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14896 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14897 builtin functions to generate faster code.
14898 (_mm_cvtpu16_ps): Ditto.
14899 (_mm_cvtpi32x2_ps): Ditto.
14901 2008-04-22 Nick Clifton <nickc@redhat.com>
14903 * common.opt (ftree-loop-distribution): Add Optimization
14906 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14907 (frv_expand_builtin_va_start): Likewise.
14909 * config/arm/arm.c (thumb_find_work_register): Fix location of
14910 argument register count.
14912 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14914 Support scheduling for ColdFire V1 and V3 microarchitecture.
14915 Improve scheduling of multiplication instructions.
14917 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14918 (mac): New instruction attribute.
14919 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14920 (m68k_sched_mac): New variable.
14921 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14922 Handle cfv1 and cfv3.
14923 (max_insn_size): New static variable.
14924 (struct _sched_ib): New type.
14925 (sched_ib): New static variable.
14926 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14927 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14928 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14930 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14931 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14932 new variables. Update.
14933 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14934 Add modeling of cfv3 instruction buffer. Update.
14935 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14936 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14937 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14938 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14939 a particular reservation applies to.
14940 (type2): Reorganize attribute values. Rename alu to alu_reg,
14941 alu_l to alu, move_l to omove. Join move to alu. Split mul
14942 to mul_l and mul_w.
14943 (cf_ib_*): Simplify description of instruction buffer.
14944 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14945 (cf_mem): Split into cf_mem1 and cf_mem2.
14946 (cf_v2_move_??): Rename to cfv12_alu_??.
14947 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14948 (cf_v2_mul_??): Remove reservations.
14949 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14950 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14951 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14953 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14954 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14955 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14956 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14957 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14958 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14959 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14960 expansions of the above reservations for instructions of sizes
14963 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14965 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14967 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14969 * coverage.c: Include tree-pass.h.
14970 (coverage_counter_alloc): Print da_file_name to the dump file.
14972 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14974 * sbitmap.c (sbitmap_range_empty_p): New function.
14975 * sbitmap.h (sbitmap_range_empty_p): New function.
14976 * bitmap.h: Now includes obstack.h.
14978 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14979 Kenneth Zadeck <zadeck@naturalbridge.com>
14981 * dbgcnt.def (ra_byte_scan): Added.
14982 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14983 when the last hit happens for a counter.
14984 * timevar.def (TV_DF_BYTE_LR): New variable.
14985 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14986 * passes.c (pass_fast_rtl_byte_dce): New pass.
14987 * fwprop.c (update_df): Added mode to call df_ref_create.
14988 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14989 DF_REF_EXTRACT_OFFSET.
14990 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14991 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14993 (df_ref_extract): Added mode field.
14994 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14995 DF_REF_EXTRACT_OFFSET.
14996 (DF_REF_EXTRACT_MODE): New macro.
14997 (df_byte_lr_bb_info): New structure.
14998 (df_print_byte_regset, df_compute_accessed_bytes,
14999 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15000 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15001 df_byte_lr_simulate_uses,
15002 df_byte_lr_simulate_artificial_refs_at_top,
15003 df_byte_lr_simulate_artificial_refs_at_end,
15004 df_compute_accessed_bytes): New function.
15005 (df_ref_create): Add parameter.
15006 (df_byte_lr_get_bb_info): New inline function.
15007 * df-scan.c (df_ref_record, df_uses_record,
15008 df_ref_create_structure): Added mode parameter.
15009 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15010 df_defs_record, df_uses_record, df_get_conditional_uses,
15011 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15012 df_entry_block_defs_collect, df_exit_block_uses_collect):
15013 Added mode parameter to calls to df_ref_record, df_uses_record,
15014 df_ref_create_structure.
15015 (df_ref_equal_p, df_ref_compare): Added test for modes.
15016 (df_ref_create_structure): Added code to set mode. Renamed
15017 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15018 DF_REF_EXTRACT_OFFSET.
15019 * df-core.c (df_print_byte_regset): New function.
15020 * df-byte-scan.c: New file.
15021 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15022 calls to BITMAP_FREE.
15023 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15024 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15025 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15026 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15027 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15028 df_byte_lr_local_compute, df_byte_lr_init,
15029 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15030 df_byte_lr_transfer_function, df_byte_lr_free,
15031 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15032 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15033 df_byte_lr_simulate_uses,
15034 df_byte_lr_simulate_artificial_refs_at_top,
15035 df_byte_lr_simulate_artificial_refs_at_end): New function.
15036 * dce.c (byte_dce_process_block): New function.
15037 (dce_process_block): au is now passed in rather than computed
15038 locally. Changed loops that look at artificial defs to not look
15039 for conditional or partial ones, because there never are any.
15040 (fast_dce): Now is able to drive byte_dce_process_block or
15041 dce_process_block depending on the kind of dce being done.
15042 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15043 (rest_of_handle_fast_byte_dce): New function.
15044 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15045 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15047 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15050 * gcc.h: Added fortran options that take arguments to
15051 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15054 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15056 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15057 scalarization if on the LHS and not a full access.
15059 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15061 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15063 2008-04-18 Rafael Espindola <espindola@google.com>
15065 * tree-vrp.c (find_case_label_index): Fix the binary search.
15066 (find_case_label_range): New.
15067 (vrp_visit_switch_stmt): Use find_case_label_range.
15068 (simplify_switch_using_ranges): Use find_case_label_range.
15070 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15072 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15073 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15075 2008-04-18 Tom Tromey <tromey@redhat.com>
15078 * doc/cpp.texi (Implementation-defined behavior): Mention
15081 2008-04-18 Ian Lance Taylor <iant@google.com>
15083 * fold-const.c (pointer_may_wrap_p): New static function.
15084 (fold_comparison): Add another test for pointer overflow. Use
15085 pointer_may_wrap_p to disable some false positives.
15087 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15089 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15090 (fname_as_string): Match updated cpp_interpret_string prototype.
15091 (fix_string_type): Support char16_t* and char32_t*.
15092 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15093 derivative) nodes. Register as builtin if C++0x.
15094 (c_parse_error): Support CPP_CHAR{16,32}.
15095 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15096 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15097 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15098 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15099 CTI_CHAR32_ARRAY_TYPE>: New elements.
15100 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15101 char32_type_node, signed_char32_type_node, char16_array_type_node,
15102 char32_array_type_node): New defines.
15103 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15104 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15105 (lex_string): Support CPP_STRING{16,32}, match updated
15106 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15107 (lex_charconst): Support CPP_CHAR{16,32}.
15108 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15109 and CPP_STRING{16,32}.
15111 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15114 * aclocal.m4: Regenerate.
15115 * configure: Regenerate.
15117 2008-04-18 Jan Hubicka <jh@suse.cz>
15119 * except.c (dw2_size_of_call_site_table,
15120 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15122 * cgraphbuild.c (build_cgraph_edges): Update.
15123 * tree-pass.h: Update comment.
15124 * final.c (leaf_function_p): Update.
15125 (leaf_renumber_regs): Update.
15126 (rest_of_clean_state): Update.
15127 * omp-low.c (expand_omp_parallel): Update.
15128 * ipa-reference.c (analyze_function): Update.
15129 * reorg.c (find_end_label): Update.
15130 (optimize_skip): Update.
15131 (fill_simple_delay_slots): Update.
15132 (fill_simple_delay_slots): Update.
15133 (make_return_insns): Update.
15134 (dbr_schedule): Update.
15135 * gimple-low.c (record_vars_into): Update.
15136 * cfgbuild.c (make_edges): Update.
15137 * function.c (assign_stack_local): Update.
15138 (assign_parm_adjust_stack_rtl): Update.
15139 (locate_and_pad_parm): Update.
15140 (allocate_struct_function): Do not initialize stack_alignment_needed
15141 and preferred_stack_boundary here.
15142 (stack_protect_prologue): Update.
15143 (stack_protect_epilogue): Update.
15144 (expand_function_start): Initialize stack_alignment_needed,
15145 preferred_stack_boundary and max_jumptable_ents.
15146 (expand_function_end): Update.
15147 (free_after_compilation): Do not NULLify epilogue_delay_list.
15148 * function.h (struct rtl_data): Add stack_protect_guard,
15149 stack_alignment_needed,
15150 preferred_stack_boundary, epilogue_delay_list.
15151 (struct function): Remove value_histograms, stack_alignment_needed,
15152 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15154 unexpanded_var_list, stack_protect_guard.
15155 (current_function_epilogue_delay_list): Remove.
15156 * ipa-type-escape.c (analyze_function): Update.
15157 * gimplify.c (pop_gimplify_context): Update comment.
15158 * calls.c (expand_call): Update.
15159 (emit_library_call_value_1): Update.
15160 * except.c (set_nothrow_function_flags): Update.
15161 * cfgexpand.c (get_decl_align_unit): Update.
15162 (create_stack_guard): Update.
15163 (estimated_stack_frame_size): Update.
15164 (expand_used_vars): Update.
15165 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15166 * explow.c (allocate_dynamic_stack_space): Update.
15167 * tree-ssa-live.c (remove_unused_locals): Update.
15168 * varasm.c (mark_constant_pool): Update.
15169 * tree-inline.c (remap_decls): Update.
15170 (initialize_cfun): Update.
15171 (declare_return_variable): Update.
15172 (inline_forbidden_p): Update.
15173 (expand_call_inline): Update.
15174 (declare_inline_vars): Update.
15175 (tree_function_versioning): Update.
15176 * tree-flow.h (value_histograms): New.
15177 (VALUE_HISTOGRAMS): New macro.
15178 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15180 * tree-cfg.c (set_bb_for_stmt): Update.
15181 (replace_by_duplicate_decl): Update.
15182 (move_block_to_fn): Update.
15183 (new_label_mapper): Update.
15184 (dump_function_to_file): Update.
15185 * ipa-struct-reorg.c (build_data_structure): Update.
15186 * cfgrtl.c (print_rtl_with_bb): Update.
15187 * reload1.c (reload): Update.
15189 * config/i386/i386.c (setup_incoming_varargs_64,
15190 ix86_compute_frame_layout): Update.
15191 * config/arc/arc.c (arc_output_function_epilogue): Update.
15193 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15195 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15196 for FreeBSD as well.
15197 * gthr-posix95.h: Likewise.
15199 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15201 PR rtl-optimization/35838
15202 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15203 out the byte offset of the first subreg.
15205 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15207 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15208 to split_ti instead of three separate calls with single member arrays.
15209 (subti3 splitter): Ditto.
15210 (adddi3 splitter): Ditto with split_di.
15211 (subdi3 splitter): Ditto.
15212 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15213 two separate calls with single member arrays. Swap match_dup
15214 operands 1 and 2 to better fit into the array.
15215 (negdi2 splitter): Ditto with split_di.
15216 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15217 two separate calls with single member arrays. Swap match_dup operands
15218 6 and 7 to better fit into the array.
15220 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15222 * config/i386/i386.c (sse_builtin_type): New.
15223 (bdesc_sse_args): Likewise.
15224 (bdesc_sse_3arg): Removed.
15225 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15226 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15227 IX86_BUILTIN_ROUNDPS.
15228 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15229 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15230 IX86_BUILTIN_ROUNDPS.
15231 (ix86_expand_sse_4_operands_builtin): Removed.
15232 (ix86_expand_sse_operands_builtin): New.
15233 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15234 and CODE_FOR_sse4_1_roundps.
15235 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15236 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15238 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15241 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15242 regs before frame pop when needed. If use_backchain_to_restore_sp
15243 then load backchain into a temp reg to restore vr and vrsave. Add
15244 code to restore vr after frame pop if possible.
15246 2008-04-17 Richard Guenther <rguenther@suse.de>
15248 * tree-vn.c (expressions_equal_p): Do not check type
15249 equality or compatibility before calling operand_equal_p.
15250 * fold-const.c (operand_equal_p): Check equivalence of
15251 integer constants before bailing out due to signedness or
15252 precision differences.
15253 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15254 spurious differences in type qualification. Ignore types
15255 for COMPONENT_REFs at all.
15257 2008-04-17 Christian Bruel <christian.bruel@st.com>
15259 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15260 msw_skip comparison.
15262 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15265 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15268 PR tree-optimization/35899
15269 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15270 rather than TREE_OPERAND.
15272 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15275 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15276 temporary registers. Change operand predicate to general_operand.
15277 (remainderxf3): Ditto.
15279 2008-04-16 Richard Guenther <rguenther@suse.de>
15281 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15282 * tree-affine.c (aff_combination_expand): Look through some
15285 2008-04-15 Doug Kwan <dougkwan@google.com>
15287 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15289 * tree-pretty-print.c (dump_generic_node): Ditto.
15290 * final.c (output_addr_const): Ditto.
15291 * dwarf2out.c (output_cfi): Ditto.
15292 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15293 * print-rtl.c (print_rtx): Ditto.
15294 * print-tree.c (print_node_brief, print_node): Ditto.
15295 * c-common.c (match_case_to_enum_1): Ditto.
15296 * sched-vis.c (print_value): Ditto.
15297 * config/i386/i386.c (print_operand): Cast to long unsigned int
15300 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15301 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15302 MS Windows VirtualProtect function.
15304 2008-04-15 Jan Hubicka <jh@suse.cz>
15306 * gengtype.c (write_root): Param_is argument is OK.
15307 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15308 * function.h: Include varray.h
15309 (rtl_eh): New stucture based on except.c one.
15310 (call_site_record): New forward declaration and vector type.
15311 * calls.c (emit_call_1): Do not call
15312 note_current_region_may_contain_throw.
15313 * except.c (eh_status): Remove cur_region, try_region since they are
15315 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15316 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15317 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15318 Remove call_site_data_used, call_site_data_size.
15319 Turn call_site_record into vector in function.h.
15320 (note_current_region_may_contain_throw): Remove.
15321 (get_exception_pointer, get_exception_filter): Do not take struct
15322 function argument; update.
15323 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15324 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15325 build_post_landing_pads, dw2_build_landing_pads,
15326 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15327 sjlj_emit_function_enter, sjlj_emit_function_enter,
15328 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15329 sjlj_build_landing_pads, finish_eh_generation,
15330 remove_exception_handler_label, remove_eh_handler,
15331 maybe_remove_eh_handler, add_reachable_handler,
15332 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15333 add_action_record, collect_one_action_chain, add_call_site,
15334 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15335 sjlj_output_call_site_table, output_function_exception_table,
15336 * except.h (note_current_region_may_contain_throw): Remove
15337 (get_exception_pointer, get_exception_filter): Do not take struct
15339 * Makefile.in (GTFILES): Put varargs before struct function.
15341 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15343 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15344 punt for STRING_CST.
15345 (get_constraint_for): Deal with STRING_CST here instead.
15347 2008-04-15 Richard Guenther <rguenther@suse.de>
15349 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15350 statements in a basic-block with a backward walk. Do not
15351 substitute into dead statements but instead remove those.
15353 2008-04-15 Richard Guenther <rguenther@suse.de>
15355 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15356 to zero, thus disable creation of SFTs.
15358 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15360 * tree-predcom.c (suitable_reference_p): Return false if the
15361 reference can throw.
15363 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15366 * c-decl.c (finish_decl): If extern or static var has variable
15367 size, set TREE_TYPE (decl) to error_mark_node.
15369 2008-04-15 Rafael Espindola <espindola@google.com>
15371 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15374 2008-04-15 Richard Guenther <rguenther@suse.de>
15376 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15377 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15378 (visit_reference_op_load): Do walk vuse-vdef chains on
15379 vn_reference_lookup.
15380 (visit_reference_op_store): But do not here.
15381 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15382 vn_reference_lookup.
15383 (vn_lookup_with_vuses): But do so here.
15385 2008-04-14 Ian Lance Taylor <iant@google.com>
15387 * fold-const.c (fold_overflow_warning): Remove assertion.
15389 2008-04-15 Ben Elliston <bje@au.ibm.com>
15391 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15392 temp1 local variables.
15394 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15397 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15398 ".text.unlikely" section as executable.
15400 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15402 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15403 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15404 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15405 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15406 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15407 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15408 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15410 2008-04-14 Ian Lance Taylor <iant@google.com>
15412 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15413 * fold-const.c (fold_comparison): If appropriate, test
15414 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15415 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15416 reassociating a pointer type.
15417 * doc/invoke.texi (Optimize Options): Document that
15418 -fstrict-overflow applies to pointer wraparound.
15420 2008-04-13 Jan Hubicka <jh@suse.cz>
15422 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15424 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15426 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15427 we are going to "save the world".
15429 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15431 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15432 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15433 operand 0 constraint, not "=".
15435 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15437 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15439 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15441 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15442 of size of positions_needed * CHAR_BIT.
15444 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15446 PR middle-end/35897
15447 * dse.c (store_info): Change positions_needed to unsigned
15449 (lowpart_bitmask): New.
15450 (record_store): Cast to unsigned HOST_WIDE_INT for
15451 positions_needed. Assert width <= size of positions_needed *
15452 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15453 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15454 lowpart_bitmask to set mask.
15456 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15458 * config/bfin/constraints.md: New file.
15459 * config/bfin/bfin.md: Include it.
15460 (adddi3): Use satisfies_constraint functions instead of the old macros.
15461 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15462 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15463 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15464 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15465 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15466 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15467 EXTRA_CONSTRAINT): Delete.
15468 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15469 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15471 * config/bfin/bfin.c: Include "tm-constrs.h".
15472 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15473 Use satisfies_constraint functions instead of the old macros.
15474 * doc/md.texi (Blackfin Constraints): Update file name reference.
15476 2008-04-11 Richard Guenther <rguenther@suse.de>
15478 PR tree-optimization/35869
15479 * tree-vrp.c (execute_vrp): Move switch statement update after
15480 jump threading. Schedule another cfg cleanup run.
15482 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15485 * attribs.c (decl_attributes): Return early on errorneous node.
15487 2008-04-10 Oleg Ryjkov <olegr@google.com>
15489 * tree.h (struct tree_base): Added a new flag default_def_flag.
15490 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15492 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15494 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15496 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15499 * pa.md: Define mode iterator P. Define mode attribute dwc.
15500 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15501 (icacheflush): Likewise.
15502 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15503 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15505 2008-04-11 Ben Elliston <bje@au.ibm.com>
15507 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15509 2008-04-10 Rafael Espindola <espindola@google.com>
15511 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15512 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15513 (extract_range_from_expr): The same.
15515 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15517 * config/mips/mips.md (GPR2): New mode iterator.
15518 (seq): Add comment.
15519 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15520 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15521 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15522 Rewrite these to take two modes, the mode of comparison and the
15523 mode of the destination.
15524 * config/mips/mips.c (mips_expand_scc): Instead of having
15525 paradoxical subreg as destination, expand "narrowing" scc if mode
15526 of comparison is SI and target is requested in DI mode.
15527 (mips_emit_int_order_test): Update comment. Make mode of
15528 comparison match CMP0 rather than TARGET. When creating inverse
15529 target use mode of TARGET.
15531 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15533 * gcov-dump.c (tag_summary): Only print summaries for the first
15534 GCOV_COUNTERS_SUMMABLE counters.
15536 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15538 * config/i386/i386.md (absneg): New code iterator.
15539 (absnegprefix): New code attribute.
15540 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15541 patterns using absneg code iterator.
15542 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15543 using absneg code iterator.
15544 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15545 *neg<mode>2 patterns using absneg code iterator.
15546 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15547 *negextendsfdf2 patterns using absneg code iterator.
15548 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15549 *negextendsfxf2 patterns using absneg code iterator.
15550 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15551 *negextendsfdf2 patterns using absneg code iterator.
15552 * config/i386/sse.md (<code><mode>2): Macroize expander from
15553 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15555 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15557 * config/s390/s390.h: Remove the remains of the recent search
15558 & replace action of current_function_outgoing_args_size.
15560 2008-04-10 Ira Rosen <irar@il.ibm.com>
15562 PR tree-optimization/35821
15563 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15564 NEW_STMT_LIST is not NULL.
15566 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15569 * toplev.c (process_options): Remove -ffunction-sections debugging
15572 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15574 PR middle-end/PR28690
15575 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15576 than gen_rtx_fmt_ee to perform more canonicalizations.
15578 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15581 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15583 2008-04-09 Richard Guenther <rguenther@suse.de>
15585 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15586 (dump_function_to_file): Dump function arguments with types.
15588 2008-04-08 Richard Guenther <rguenther@suse.de>
15590 * fold-const.c (fold_widened_comparison): Do not allow
15591 sign-changes that change the result.
15593 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15596 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15597 kinds of indirect references.
15599 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15601 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15602 GNU Fortran language string.
15604 2008-04-08 Rafael Espindola <espindola@google.com>
15606 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15607 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15608 * tree.h (tree_call_nonnegative_warnv_p): New.
15610 2008-04-08 Jan Hubicka <jh@suse.cz>
15612 * function.c (free_after_compilation): Clear out regno_reg_rtx
15615 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15618 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15620 PR middle-end/PR28690
15621 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15622 same precedence as REG_POINTER and MEM_POINTER operands.
15624 2008-04-08 Richard Guenther <rguenther@suse.de>
15626 PR middle-end/35834
15627 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15628 for adding index to base.
15630 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15632 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15633 (MINGW_ENABLE_EXECUTE_STACK): New.
15634 (IN_LIBGCC2): For libgcc include windows.h file for
15635 function declarations.
15637 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15639 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15640 and tem2 if tem1 is not a REG or MULT.
15642 2008-04-08 Jan Hubicka <jh@suse.cz>
15644 * function.h (incomming_args): Break out of struct function.
15645 (function_subsections): Break out of struct function.
15646 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15647 return_rtx and hard_reg_initial_vals from struct function.
15648 Kill inl_max_label_num.
15649 (current_function_pops_args, current_function_args_info,
15650 current_function_args_size, current_function_args_size,
15651 current_function_pretend_args_size,
15652 current_function_outgoing_args_size,
15653 current_function_internal_arg_pointer, current_function_return_rtx):
15654 Kill compatibility accestor macros.
15655 * builtins.c (expand_builtin_apply_args_1): Update.
15656 (expand_builtin_next_arg): Update.
15657 * df-scan.c (df_get_call_refs): Update.
15658 * dbxout.c (dbxout_function_end): Update.
15659 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15660 (output_line_info): Update.
15661 (secname_for_decl): Update.
15662 (dwarf2out_var_location): Update.
15663 * function.c (free_after_compilation): Update.
15664 (assign_parm_find_stack_rtl): Update.
15665 (assign_parms): Update.
15666 (expand_dummy_function_end): Update.
15667 (expand_function_end): Update.
15668 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15669 (expand_call): Update.
15670 (emit_library_call_value_1): Update.
15671 (store_one_arg): Update.
15672 * varasm.c (initialize_cold_section_name): Update.
15673 (unlikely_text_section): Update.
15674 (unlikely_text_section_p): Update.
15675 (assemble_start_function): Update.
15676 (assemble_end_function): Update.
15677 (default_section_type_flags): Update.
15678 (switch_to_section): Update.
15679 * integrate.c (set_decl_abstract_flags): Update.
15680 (get_hard_reg_initial_val): Update.
15681 (has_hard_reg_initial_val): Update.
15682 (allocate_initial_values): Update.
15683 * resource.c (init_resource_info): Update.
15684 * config/alpha/alpha.c (NUM_ARGS): Update.
15685 (direct_return): Update.
15686 (alpha_va_start): Update.
15687 (alpha_sa_size): Update.
15688 (alpha_initial_elimination_offset): Update.
15689 (alpha_expand_prologue): Update.
15690 (alpha_start_function): Update.
15691 (alpha_expand_epilogue): Update.
15692 (unicosmk_initial_elimination_offset):
15693 * config/alpha/alpha.md (call expander): Update.
15694 * config/s390/s390.c (s390_register_info): Update.
15695 (s390_register_info): Update.
15696 (s390_frame_info): Update.
15697 (s390_initial_elimination_offset): Update.
15698 (s390_build_builtin_va_list): Update.
15699 (s390_va_start): Update.
15700 * config/spu/spu.c (direct_return): Update.
15701 (spu_expand_prologue): Update.
15702 (spu_initial_elimination_offset): Update.
15703 (spu_build_builtin_va_list): Update.
15704 (spu_va_start): Update.
15705 * config/sparc/sparc.c (sparc_init_modes): Update.
15706 (sparc_compute_frame_size): Update.
15707 (function_value): Update.
15708 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15709 * config/i386/i386.md (return expander): Update.
15710 * config/i386/i386.c (ix86_va_start): Update.
15711 (ix86_can_use_return_insn_p): Update.
15712 (ix86_compute_frame_layout): Update.
15713 (ix86_expand_epilogue): Update.
15714 * config/sh/sh.c (output_stack_adjust): Update.
15715 (calc_live_regs): Update.
15716 (sh_expand_prologue): Update.
15717 (sh_builtin_saveregs): Update.
15718 (sh_va_start): Update.
15719 (initial_elimination_offset): Update.
15720 (sh_allocate_initial_value): Update.
15721 (sh_function_ok_for_sibcall): Update.
15722 (sh_get_pr_initial_val): Update.
15723 * config/sh/sh.md (return expander): Update.
15724 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15725 * config/crx/crx.c (crx_compute_frame): UPdate.
15726 (crx_initial_elimination_offset): UPdate.
15727 * config/xtensa/xtensa.c (compute_frame_size): Update
15728 (xtensa_builtin_saveregs): Update.
15729 (xtensa_va_start): Update.
15730 (order_regs_for_local_alloc): Update.
15731 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15732 (xstormy16_expand_builtin_va_start): Update.
15733 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15734 * config/m68hc11/m68hc11.md (return expanders): Update.
15735 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15736 (expand_epilogue): Update.
15737 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15738 (cris_simple_epilogue): Update.
15739 (cris_expand_prologue): Update.
15740 (cris_expand_epilogue): Update.
15741 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15742 (compute_frame_size): Update.
15743 * config/mt/mt.c (mt_compute_frame_size): Update.
15744 * config/mn10300/mn10300.c (expand_prologue): Update.
15745 (expand_epilogue): Update.
15746 (initial_offset): Update.
15747 (mn10300_builtin_saveregs):
15748 * config/mn10300/mn10300.md (return expander): Update.
15749 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15750 (ia64_initial_elimination_offset): Update.
15751 (ia64_initial_elimination_offset): Update.
15752 (ia64_expand_prologue): Update.
15753 * config/m68k/m68k.md (return expander): Update.
15754 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15755 (rs6000_stack_info): Update.
15756 * config/mcore/mcore.c (layout_mcore_frame): Update.
15757 (mcore_expand_prolog): Update.
15758 * config/arc/arc.c (arc_compute_frame_size): Update.
15759 * config/score/score3.c (score3_compute_frame_size): Update.
15760 * config/score/score7.c (score7_compute_frame_size): Update.
15761 * config/arm/arm.c (use_return_insn): Update.
15762 (thumb_find_work_register): Update.
15763 (arm_compute_save_reg_mask): Update.
15764 (arm_output_function_prologue): Update.
15765 (arm_output_epilogue): Update.
15766 (arm_size_return_regs): Update.
15767 (arm_get_frame_offsets): Update.
15768 (arm_expand_prologue): Update.
15769 (thumb_exit): Update.
15770 (thumb_unexpanded_epilogue): Update.
15771 (thumb1_output_function_prologue): Update.
15772 * config/pa/pa.md (return expander): Update.
15773 * config/pa/pa.c (compute_frame_size): Update.
15774 (hppa_builtin_saveregs): Update.
15775 * config/mips/mips.c (mips_va_start): Update.
15776 (mips16_build_function_stub): Update.
15777 (mips_compute_frame_info): Update.
15778 (mips_restore_gp): Update.
15779 (mips_output_function_prologue): Update.
15780 (mips_expand_prologue): Update.
15781 * config/v850/v850.c (compute_frame_size): Update.
15782 (expand_prologue): * config/mmix/mmix.c (along): update.
15783 (mmix_initial_elimination_offset): update.
15784 (mmix_reorg): update.
15785 (mmix_use_simple_return): update.
15786 (mmix_expand_prologue): update.
15787 (mmix_expand_epilogue): Update.
15788 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15789 (emit_link_insn): Update.
15791 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15793 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15794 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15796 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15799 2008-04-07 Jan Hubicka <jh@suse.cz>
15801 * function.h (rtl): Rename to x_rtl.
15802 (crtl): New define.
15803 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15804 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15805 used_temp_slots avail_temp_slots, temp_slot_level,
15806 nonlocal_goto_handler_labels): Update accesstors.
15807 (rtl): New global variable.
15808 (struct function): Move some fileds to rtl_data.
15809 (get_arg_pointer_save_area): Update prototype.
15810 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15811 get_arg_pointer_save_area.
15812 * expr.c (init_expr): Update
15813 * function.c (get_frame_size): Update
15814 (assign_stack_local): Update
15815 (expand_function_end): Update.
15816 (get_art_pointer_save_area): Update
15818 * emit-rtl.c (rtl): Declare.
15819 (regno_reg_rtx): Declare.
15820 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15822 (gen_reg_rtx): Update.
15823 * varasm.c (n_deferred_constatns): Update accestor.
15824 (init_varasm_status): Do not allocate varasm_status.
15825 (force_const_mem, get_pool_size, output_constant_pool): Update.
15826 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15827 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15828 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15829 * sparc/sparc.h (INIT_EXPANDERS): Update.
15830 * ia64/ia64.h (INIT_EXPANDERS): Update.
15832 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15834 * reload.c (push_secondary_reload): Add missing break to for loop.
15836 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15838 PR middle-end/PR28690
15839 * rtlanal.c: Update copyright years.
15840 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15841 as REG_POINTER and MEM_POINTER operands.
15842 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15843 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15844 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15845 * gcse.c: Update copyright years.
15846 (pre_delete): Call gen_reg_rtx_and_attrs.
15847 (hoist_code): Likewise.
15848 (build_store_vectors): Likewise.
15849 (delete_store): Likewise.
15850 * loop-invariant.c (move_invariant_reg): Likewise.
15851 Update copyright years.
15853 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15855 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15856 control string instead of quoted.
15858 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15860 * doc/rtl.texi: Rewrite of subreg section.
15862 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15865 * config/i386/i386.c (legitimize_pic_address): Add treating
15866 of dllimport SYM_REF's.
15867 (legitimize_dllimport_symbol): Add prototype.
15869 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15871 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15872 reference in constructor with non self-referential type.
15874 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15876 Removal of Return with Depressed Stack Pointer support
15877 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15878 (ECF_SP_DEPRESSED): Likewise.
15879 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15880 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15881 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15882 (expand_call): Do not test ECF_SP_DEPRESSED.
15883 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15884 * function.c (keep_stack_depressed): Delete.
15885 (handle_epilogue_set): Likewise.
15886 (update_epilogue_consts): Likewise.
15887 (emit_equiv_load): Likewise.
15888 (thread_prologue_and_epilogue_insns): Remove support for Return with
15889 Depressed Stack Pointer.
15890 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15892 2008-04-06 Richard Guenther <rguenther@suse.de>
15894 PR tree-optimization/35400
15895 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15896 information from SSA_NAMEs.
15898 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15900 * config/avr/avr.h (avr_mega_p): Remove declaration.
15901 (AVR_MEGA): Remove macro.
15902 * config/avr/avr.c (avr_mega_p): Remove variable.
15903 (avr_override_options): Remove inicializion of avr_mega_p.
15904 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15905 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15906 (avr_jump_mode): (Ditto.).
15907 (avr_output_progmem_section_asm_op): (Ditto.).
15908 (avr_asm_init_sections): (Ditto.).
15909 (avr_asm_init_sections): (Ditto.).
15910 (avr_rtx_costs): (Ditto.).
15911 * config/avr/avr.md: (Ditto.).
15912 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15915 2008-04-06 Richard Guenther <rguenther@suse.de>
15917 PR tree-optimization/35842
15918 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15919 is_gimple_invariant_address.
15921 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15923 * gcc.c (default_compilers): Sync Fortran extensions list with
15924 that in fortran/lang-specs.h.
15925 * doc/invoke.texi: Likewise.
15926 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15927 * dwarf2out.c (gen_compile_unit_die): Likewise.
15929 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15931 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15933 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15936 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15937 attribute is used for nested functions.
15939 2008-04-05 Jan Hubicka <jh@suse.cz>
15941 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15943 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15945 (dump_files): Update.
15946 (enable_rtl_dump_file): Do not accept letter argument.
15947 * tree-pass.h (dump_file_info): Remove letter argument.
15948 * toplev.c (decode_d_option): Update -da handling.
15949 * toplev.h (enable_rtl_dump_file): Update prototype.
15950 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15951 it out based on pass type.
15952 (register_dump_files_1): Likewise.
15953 (init_optimization_passes): Update register_one_dump_file calls.
15954 (execute_one_pass): Sanity check that IPA passes are called at IPA
15955 level and RTL passes at RTL level.
15956 (execute_pass_list): IPA pass can not be after or subpass of
15958 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15959 disallov RTL subpasses of IPA subpasses.
15961 2008-04-05 Ben Elliston <bje@au.ibm.com>
15963 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15964 builtins that return exactly once and do not throw. Cache call to
15967 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15969 PR rtl-optimization/34916
15970 PR middle-end/35519
15971 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15972 between instruction pairs.
15974 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15976 * doc/invoke.texi: Document -mbitops for SH.
15977 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15978 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15979 * config/sh/sh.c (print_operand): Add %t operand code.
15980 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15981 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15982 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15983 (extendqihi2): Likewise.
15984 (movqi_i): Likewise.
15985 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15986 (extv): Use bld instruction for SH2A if possible.
15988 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15989 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15990 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15991 (bset.b, bclr.b): Define peepholes.
15992 * config/sh/sh.opt (mbitops): New option.
15994 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15997 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15998 and view convert expression.
16000 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16003 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16005 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16007 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16009 * config/i386/cpuid.h (bit_AES): New.
16010 (bit_PCLMUL): Likewise.
16012 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16013 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16014 SSE2 if AES or PCLMUL is enabled.
16015 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16016 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16017 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16018 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16019 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16020 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16021 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16022 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16023 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16024 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16025 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16026 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16027 __builtin_ia32_aeskeygenassist128 and
16028 __builtin_ia32_pclmulqdq128.
16029 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16030 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16031 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16033 * config/i386/i386.h (TARGET_AES): New.
16034 (TARGET_PCLMUL): Likewise.
16035 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16037 * config/i386/i386.md (UNSPEC_AESENC): New.
16038 (UNSPEC_AESENCLAST): Likewise.
16039 (UNSPEC_AESDEC): Likewise.
16040 (UNSPEC_AESDECLAST): Likewise.
16041 (UNSPEC_AESIMC): Likewise.
16042 (UNSPEC_AESKEYGENASSIST): Likewise.
16043 (UNSPEC_PCLMUL): Likewise.
16045 * config/i386/i386.opt (maes): New.
16046 (mpclmul): Likewise.
16048 * config/i386/sse.md (aesenc): New pattern.
16049 (aesenclast): Likewise.
16050 (aesdec): Likewise.
16051 (aesdeclast): Likewise.
16052 (aesimc): Likewise.
16053 (aeskeygenassist): Likewise.
16054 (pclmulqdq): Likewise.
16056 * config/i386/wmmintrin.h: New.
16058 * doc/extend.texi: Document AES and PCLMUL built-in function.
16060 * doc/invoke.texi: Document -maes and -mpclmul.
16062 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16064 * function.c (free_after_parsing): Replace with
16065 cxx_push_function_context from C++ front-end.
16066 (allocate_struct_function): Don't call langhook.
16067 * langhooks.h (struct lang_hooks_for_functions): Delete.
16068 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16070 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16071 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16072 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16073 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16074 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16075 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16076 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16078 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16079 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16081 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16084 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16087 2008-04-04 Richard Guenther <rguenther@suse.de>
16089 PR middle-end/35823
16090 * fold-const.c (optimize_minmax_comparison): Use the correct
16091 type for the constant in the simplified comparison.
16093 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16095 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16096 Pass L2 size as "--param l2-cache-size" to the compiler.
16097 (decode_l2_cache): New function to decode L2 cache parameters using
16098 0x8000006 extended cpuid function.
16099 (detect_caches_amd): Determine parameters of L2 cache using
16100 decode_l2_caches function.
16101 (decode_caches_intel): Decode L2 cache parameters.
16102 (detect_caches_intel): Determine L2 cache parameters using
16103 decode_caches_intel and decode_l2_caches functions.
16105 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16107 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16108 secondary input reload for subword loads from the constant pool.
16110 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16113 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16114 constants of the appropriate size for runtime calculations.
16117 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16118 decimal-float literal constant zero.
16120 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16123 * c-parser.c (c_parser_omp_atomic): Call
16124 default_function_array_conversion on the RHS.
16126 PR middle-end/35818
16127 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16128 call is_variable_sized if decl has incomplete type.
16130 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16132 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16134 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16136 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16138 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16139 (sgt<u>): Merge sgt and sgtu into new expander.
16140 (sgt, sgtu): Remove expanders.
16141 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16142 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16143 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16144 *sgtu_<mode>_mips16 into new pattern.
16145 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16146 (sge<u>): Merge sge and sgeu into new expander.
16147 (sge, sgeu): Remove expanders.
16148 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16150 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16151 (slt<u>): Merge slt and sltu into new expander.
16152 (slt, sltu): Remove expanders.
16153 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16154 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16155 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16156 *sltu_<mode>_mips16 into new pattern.
16157 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16158 (sle<u>): Merge sle and sleu into new expander.
16159 (sle, sleu): Remove expanders.
16160 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16161 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16162 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16163 *sleu_<mode>_mips16 into new pattern.
16164 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16166 2008-04-03 Jan Hubicka <jh@suse.cz>
16168 PR tree-optimization/35795
16169 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16170 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16171 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16172 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16173 * score/score3.c (score3_output_mi_thunk): Likewise.
16174 * score/score7.c (score7_output_mi_thunk): Likewise.
16175 * mips/mips.c (mips_output_mi_thunk): Likewise.
16177 2008-04-03 Richard Guenther <rguenther@suse.de>
16179 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16180 conversions. Simplify code.
16182 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16184 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16186 2008-04-03 Tom Tromey <tromey@redhat.com>
16187 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16189 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16190 * config/bfin/t-bfin-linux (generated_files): Add
16191 linux-sysroot-suffix.h.
16192 * doc/install.texi (Prerequisites): Require make 3.80.
16193 * doc/sourcebuild.texi (Front End Directory): Document new
16195 * Makefile.in (generated_files): New variable.
16196 (ALL_HOST_OBJS): New variable.
16197 ($(ALL_HOST_OBJS)): New target.
16199 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16201 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16202 (remap_block): Call id->transform_lang_insert_block instead
16204 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16205 Set id.transform_lang_insert_block to NULL.
16206 (clone_body): Move to cp/optimize.c
16207 * tree-inline.h (struct copy_body_data): Change
16208 transform_lang_insert_block to function pointer.
16209 (copy_generic_body, copy_decl_no_change): Export.
16210 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16211 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16212 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16214 * c-tree.h (insert_block): Kill.
16215 * c-decl.c (insert_block): Kill.
16217 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16219 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16220 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16221 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16223 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16224 argument, call {push,pop}_function_context from here.
16225 * c-parser.c: Use c_{push,pop}_function_context.
16227 * function.c (push_function_context_to): Move meat ...
16228 (push_function_context): ... here. Simplify.
16229 * function.c (pop_function_context_from): Move meat ...
16230 (pop_function_context): ... here. Simplify.
16231 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16233 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16234 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16235 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16236 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16238 2008-04-03 Ben Elliston <bje@au.ibm.com>
16240 * expmed.c (extract_force_align_mem_bit_field): Remove.
16242 2008-04-03 Richard Guenther <rguenther@suse.de>
16244 PR middle-end/35800
16245 * expr.h (try_casesi): Adjust prototype.
16246 * expr.c (try_casesi): Take fallback label as extra parameter.
16247 Use that for gen_casesi if default_label is NULL.
16248 * stmt.c (expand_case): Pass fallback label to try_casesi,
16249 make sure to fill gaps with a fallback label if default_label
16252 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16255 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16257 2008-04-03 Ben Elliston <bje@au.ibm.com>
16259 * expmed.c (extract_split_bit_field): Remove if (0) code.
16260 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16261 (do_ds_constraint): Likewise.
16263 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16265 * doc/cppopts.texi (-dU): Document.
16266 * c-common.h (flag_dump_macros): Update comment.
16267 * c-opts.c (handle_OPT_d): Handle -dU.
16268 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16269 dump_queued_macros, cb_used_define, cb_used_undef): New.
16270 (init_pp_output): Handle -dU.
16271 (cb_line_change): Call dump_queued_macros.
16272 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16274 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16276 * config/avr/predicates.md (io_address_operand): New predicate.
16277 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16278 * config/avr/avr.c (avr_io_address_p): Remove function.
16279 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16280 'avr_io_address_p' function.
16281 (out_movhi_r_mr): (Ditto.).
16282 (out_movqi_mr_r): (Ditto.).
16283 (out_movhi_mr_r): (Ditto.).
16284 (avr_address_cost): (Ditto.).
16286 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16288 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16289 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16290 in 32bit mode when XMM registers are available to avoid store
16292 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16293 corresponding post-reload splitters.
16295 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16297 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16298 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16299 __builtin_ia32_roundss.
16300 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16301 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16302 __builtin_ia32_roundss.
16303 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16304 IX86_BUILTIN_SHUFPD here.
16306 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16308 * config/i386/i386.md (plogic): New.
16309 (plogicprefix): Likewise.
16311 * config/i386/mmx.md (mmx_<code><mode>3): New.
16312 (mmx_and<mode>3): Removed.
16313 (mmx_ior<mode>3): Likewise.
16314 (mmx_xor<mode>3): Likewise.
16316 * config/i386/sse.md (<code><mode>3): New.
16317 (*<code><mode>3): Likewise.
16318 (*<code><mode>3): Likewise.
16319 (<code><mode>3): Likewise.
16320 (*sse_<code><mode>3): Likewise.
16321 (*sse2_<code><mode>3): Likewise.
16322 (<code>tf3): Likewise.
16323 (*<code>tf3): Likewise.
16324 (and<mode>3): Likewise.
16325 (*and<mode>3): Likewise.
16326 (ior<mode>3): Removed.
16327 (*ior<mode>3): Likewise.
16328 (xor<mode>3): Likewise.
16329 (*xor<mode>3): Likewise.
16330 (*and<mode>3): Likewise.
16331 (*ior<mode>3): Likewise.
16332 (*xor<mode>3): Likewise.
16333 (and<mode>3): Likewise.
16334 (*sse_and<mode>3): Likewise.
16335 (*sse2_and<mode>3): Likewise.
16336 (andtf3): Likewise.
16337 (*andtf3): Likewise.
16338 (ior<mode>3): Likewise.
16339 (*sse_ior<mode>3): Likewise.
16340 (*sse2_ior<mode>3): Likewise.
16341 (iortf3): Likewise.
16342 (*iortf3): Likewise.
16343 (xor<mode>3): Likewise.
16344 (*sse_xor<mode>3): Likewise.
16345 (*sse2_xor<mode>3): Likewise.
16346 (xortf3): Likewise.
16347 (*xortf3): Likewise.
16349 2008-04-02 Richard Guenther <rguenther@suse.de>
16351 PR tree-optimization/14495
16352 PR tree-optimization/34793
16353 * tree-vrp.c (struct switch_update): New structure.
16354 (to_remove_edges, to_update_switch_stmts): New VECs.
16355 (simplify_switch_using_ranges): New function. Remove not taken
16356 case labels and edges.
16357 (simplify_stmt_using_ranges): Call it.
16358 (identify_jump_threads): Mark edges we have queued for removal
16359 so we don't thread them.
16360 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16362 * tree-cfg.c (group_case_labels): Deal with missing default label.
16363 (tree_verify_flow_info): Allow missing default label.
16364 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16365 (emit_case_nodes): Likewise.
16366 (expand_case): Do not rely on the default label to be present.
16367 * expr.c (try_casesi): Deal with NULL default_label.
16368 (do_tablejump): Likewise.
16370 2008-04-02 Richard Guenther <rguenther@suse.de>
16372 PR tree-optimization/14495
16373 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16374 SWITCH_EXPR here ...
16375 (vrp_visit_switch_stmt): ... but here (new function).
16376 (find_case_label_index): New helper function.
16377 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16379 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16381 * fwprop.c: Fix ISO-C99ism.
16383 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16386 * Makefile.in (objdir): Set it here.
16387 * configure.ac: Not here. Find dynamic linker characteristics.
16388 * exec-tool.in: Use them.
16389 * aclocal.m4: Regenerate.
16390 * configure: Regenerate.
16392 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16394 * expr.c (expand_var): Delete it.
16395 * expr.h (expand_var): Delete prototype.
16396 * function.c (expand_function_start): Use expand_decl instead.
16397 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16400 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16402 PR rtl-optimization/35542
16403 * fwprop.c (forward_propagate_and_simplify): Replace
16404 loc_reg_mentioned_in_p with reg_mentioned_p.
16406 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16408 PR rtl-optimization/35281
16409 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16410 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16411 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16412 (varying_mem_p): Move above propagate_rtx.
16413 (all_uses_available_at): Do not check MEMs.
16415 2008-04-02 Rafael Espindola <espindola@google.com>
16417 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16418 (register_edge_assert_for_2): Split the cond argument.
16419 (register_edge_assert_for_1): Adjust for the change in
16420 register_edge_assert_for_2.
16421 (register_edge_assert_for): Split the cond argument.
16422 (find_switch_asserts): Adjust for the change in
16423 register_edge_assert_for.
16425 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16427 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16428 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16429 offsets for 64-bit mingw.
16430 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16431 abi for x86_64-pc-mingw.
16433 2008-04-02 Richard Guenther <rguenther@suse.de>
16435 * tree-vrp.c (extract_range_from_assert): Make sure to not
16436 produce range min/max with TREE_OVERFOW set.
16437 If merging a anti-range and a range keep the anti-range if
16438 the range covers all values of the type.
16439 (register_edge_assert_for_2): Only allow sign-changing
16440 conversions in detecting canonical range checks. Also
16441 register an assert for the unsigned name if useful.
16443 PR tree-optimization/35787
16444 * tree-vrp.c (vrp_val_max): New function.
16445 (vrp_val_min): Likewise.
16446 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16447 (vrp_val_is_min): Likewise.
16448 (supports_overflow_infinity): Use vrp_val_{min,max}.
16449 (negative_overflow_infinity): Likewise.
16450 (positive_overflow_infinity): Likewise.
16451 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16452 (is_positive_overflow_infinity): Likewise.
16453 (is_overflow_infinity): Likewise.
16454 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16455 vrp_val_is_{min,max}.
16456 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16457 to ranges if possible. Avoid empty ranges.
16459 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16461 PR middle-end/35705
16462 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16463 the expression is a function address.
16465 2008-04-01 George Helffrich <george@gcc.gnu.org>
16467 PR fortran/35154, fortran/23057
16468 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16469 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16470 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16471 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16473 (dbxout_syms): Check for COMMON-based symbol and wrap in
16474 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16475 in bracket for efficiency.
16477 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16478 using DW_TAG_common_block + member offset.
16479 (add_pubname_string): New function.
16480 (dw_expand_expr): New function to find block name and offset for
16482 (common_check): New function to check whether symbol in Fortran COMMON.
16483 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16485 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16488 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16490 2008-04-02 Ben Elliston <bje@au.ibm.com>
16492 * config/v850/v850.md (casesi): Remove if (0) code.
16493 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16494 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16496 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16498 * config/i386/i386.md (rex64suffix): New mode attribute.
16499 (floathi<mode>2): Disable expander for SSE math.
16500 (*floathi<mode>2_1): New insn insn_and_split pattern.
16501 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16502 corresponding post-reload splitters.
16503 (*floathi<mode>2_i387): New macroized insn pattern.
16504 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16505 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16506 insn_and_split pattern.
16507 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16508 New macroized instruction patterns and corresponding post-reload
16510 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16511 and corresponding post-reload splitters.
16512 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16513 New macroized instruction patterns.
16514 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16515 macroized instruction patterns and corresponding post-reload splitters.
16516 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16517 corresponding post-reload splitters.
16518 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16519 New macroized instruction patterns.
16520 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16521 corresponding post-reload splitters.
16522 (*floatsi<mode>2_i387): New macroized instruction patterns.
16524 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16526 * config/i386/i386.md (smaxmin): New.
16527 (umaxmin): Likewise.
16528 (maxminiprefix): Likewise.
16529 (maxminfprefix): Likewise.
16530 (<code><mode>3): Likewise.
16531 (smin<mode>3): Removed.
16532 (smax<mode>3): Likewise.
16534 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16535 (mmx_<code>v4hi3): Likewise.
16536 (mmx_<code>v8qi3): Likewise.
16537 (mmx_smaxv2sf3): Removed.
16538 (mmx_sminv2sf3): Likewise.
16539 (mmx_umaxv8qi3): Likewise.
16540 (mmx_smaxv4hi3): Likewise.
16541 (mmx_uminv8qi3): Likewise.
16542 (mmx_sminv4hi3): Likewise.
16544 * config/i386/sse.md (<addsub><mode>3): New.
16545 (*<addsub><mode>3): Likewise.
16546 (<sse>_vm<addsub><mode>3): Likewise.
16547 (<maxmin><mode>3): Likewise.
16548 (*<maxmin><mode>3_finite): Likewise.
16549 (*<maxmin><mode>3): Likewise.
16550 (<sse>_vm<maxmin><mode>3): Likewise.
16551 (sse3_h<addsub>v4sf3): Likewise.
16552 (sse3_h<addsub>v2df3): Likewise.
16553 (<maxmin>v16qi3): Likewise.
16554 (*<maxmin>v16qi3): Likewise.
16555 (<maxmin>v8hi3): Likewise.
16556 (*<maxmin>v8hi3): Likewise.
16557 (*sse4_1_<maxmin><mode>3): Likewise.
16558 (*sse4_1_<maxmin><mode>3): Likewise.
16559 (add<mode>3): Removed.
16560 (*add<mode>3): Likewise.
16561 (<sse>_vmadd<mode>3): Likewise.
16562 (sub<mode>3): Likewise.
16563 (*sub<mode>3): Likewise.
16564 (<sse>_vmsub<mode>3): Likewise.
16565 (smin<mode>3): Likewise.
16566 (*smin<mode>3_finite): Likewise.
16567 (*smin<mode>3): Likewise.
16568 (<sse>_vmsmin<mode>3): Likewise.
16569 (smax<mode>3): Likewise.
16570 (*smax<mode>3_finite): Likewise.
16571 (*smax<mode>3): Likewise.
16572 (<sse>_vmsmax<mode>3): Likewise.
16573 (sse3_haddv4sf3): Likewise.
16574 (sse3_haddv2df3): Likewise.
16575 (sse3_hsubv4sf3): Likewise.
16576 (sse3_hsubv2df3): Likewise.
16577 (umaxv16qi3): Likewise.
16578 (*umaxv16qi3): Likewise.
16579 (smaxv8hi3): Likewise.
16580 (*smaxv8hi3): Likewise.
16581 (*sse4_1_smax<mode>3): Likewise.
16582 (*sse4_1_umax<mode>3): Likewise.
16583 (uminv16qi3): Likewise.
16584 (*uminv16qi3): Likewise.
16585 (sminv8hi3): Likewise.
16586 (*sminv8hi3): Likewise.
16587 (*sse4_1_smin<mode>3): Likewise.
16588 (*sse4_1_umin<mode>3): Likewise.
16590 2008-04-01 Rafael Espindola <espindola@google.com>
16592 * tree-cfg.c (verify_expr): remove in_phi.
16593 (verify_stmt): Don't call walk_tree with verify_expr. Use
16594 is_gimple_min_invariant instead of is_gimple_val.
16596 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16598 * doc/include/gpl_v3.texi: Update for manpage generation.
16599 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16601 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16602 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16603 gpl_v3.texi instead of gpl.texi.
16606 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16609 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16611 2008-04-01 Rafael Espindola <espindola@google.com>
16613 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16614 (extract_code_and_val_from_cond): Use
16615 extract_code_and_val_from_cond_with_ops.
16617 2008-04-01 Jan Hubicka <jh@suse.cz>
16619 * function.c (free_after_compilation): Free epilogue_delay_list.
16620 (prepare_function_start): Assert that previous compilation was freed.
16622 2008-04-01 Jan Hubicka <jh@suse.cz>
16623 Jim Wilson <wilson@tuliptree.org>
16624 Andreas Tobler <andreast@gcc.gnu.org>
16626 PR middle-end/35781
16627 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16628 rtl.emit instead cfun->emit.
16629 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16630 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16632 2008-04-01 Ben Elliston <bje@au.ibm.com>
16634 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16636 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16638 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16640 (fprofile-use): Add var flag_profile_use
16641 * coverage.c (coverage_begin_output): Do not open a gcno file for
16642 output only if -ftest-coverage is set.
16643 Do not add getpwd() to gcda file path.
16644 (build_gcov_info): Check the new flag
16645 flag_profile_datafile_relative_path.
16646 (coverage_init): Use profile_data_prefix.
16647 Read profile counter only if flag_profile_use is set.
16648 * opts.c (common_handle_option): New option fprofile-use=,
16649 fprofile-dir=, fprofile-generate=.
16650 * toplev.c (profile_data_prefix): New variable definition.
16651 * toplev.h (profile_data_prefix): New declaration.
16652 * doc/invoke.tex (Option Summary, Optimization Options):
16655 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16657 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16658 use tmp consistently.
16661 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16662 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16663 UNSPEC_FR_RECIP_APPROX_RES.
16664 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16666 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16669 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16671 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16673 PR middle-end/30186
16674 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16675 element of the vector via a pointer.
16677 2008-03-31 Ian Lance Taylor <iant@google.com>
16679 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16681 2008-03-31 Jan Hubicka <jh@suse.cz>
16683 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16684 get_arg_pointer_save_area.
16685 * expr.c (init_expr): Just clear out rtl.expr.
16686 * function.c (free_after_compilation): Clear out whole RTL structure.
16687 (get_func_frame_size): Merge into ...
16688 (get_frame_size): ... this one.
16689 (assign_stack_local_1): Merge into ...
16690 (assign_stack_local): ... this one.
16691 (expand_function_end): Update call of get_arg_pointer_save_area.
16692 (get_art_pointer_save_area): Remove cfun argument.
16693 * function.h (emit_status): regno_pointer_align does not need length
16694 attribute. Move x_regno_reg_rtx to ...
16695 (regno_reg_rtx): ... new global array.
16696 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16697 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16698 apply_args_value, forced_labels, stack_pointer_delta):
16700 (struct varasm_status): Move here from varasm.c
16701 (struct rtl_data): New. Move here some fields from struct function.
16702 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16703 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16704 used_temp_slots avail_temp_slots, temp_slot_level,
16705 nonlocal_goto_handler_labels): Update accesstors.
16706 (rtl): New global variable.
16707 (struct function): Move some fileds to rtl_data.
16708 (get_arg_pointer_save_area): Update prototype.
16709 * emit-rtl.c (rtl): Declare.
16710 (regno_reg_rtx): Declare.
16711 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16713 (gen_reg_rtx): Update.
16714 (init_virtual_regs): Do not tate emit_status argument.
16715 (init_emit): Do not allocate emit.
16716 * varasm.c (varasm_statuc): Move to function.h.
16717 (n_deferred_constatns): Update accestor.
16718 (init_varasm_status): Do not allocate varasm_status.
16719 (force_const_mem, get_pool_size, output_constant_pool): Update.
16720 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16721 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16723 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16725 PR rtl-optimization/35729
16726 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16729 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16732 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16733 load/store if memory is unaligned.
16734 (*movti_rex64): Likewise.
16736 * config/i386/predicates.md (misaligned_operand): New.
16738 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16741 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16744 2008-03-31 Jan Beulich <jbeulich@novell.com>
16746 * config/ia64/constraints.md: Add 'j' constraint.
16747 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16748 (movdi_internal): Likewise.
16750 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16753 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16755 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16758 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16759 proper error message for the third argument on blendpd and
16762 * config/i386/sse.md (blendbits): New.
16763 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16765 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16767 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16769 2008-03-30 Richard Guenther <rguenther@suse.de>
16771 PR middle-end/31023
16772 * fold-const.c (fold_sign_changed_comparison): Do leave
16773 conversions to base-types alone.
16775 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16777 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16778 the link register if one altivec register is be saved.
16780 2008-03-30 Ben Elliston <bje@au.ibm.com>
16782 * final.c (final_scan_insn): Remove if (0) code.
16784 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16786 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16788 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16790 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16791 of V4SFmode to ix86_binary_operator_ok.
16793 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.c (override_options): Initialize
16796 ix86_veclib_handler to ix86_veclibabi_svml when
16797 -mveclibabi=svml is used.
16798 (ix86_veclibabi_svml): New function for SVML ABI style
16799 vectorization support.
16800 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16802 2008-03-28 Rafael Espindola <espindola@google.com>
16804 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16805 (tree_binary_nonnegative_warnv_p): Make it public.
16806 (tree_single_nonnegative_warnv_p): Make it public.
16807 (tree_invalid_nonnegative_warnv_p): Make it public.
16808 (tree_unary_nonzero_warnv_p): Make it public.
16809 (tree_binary_nonzero_warnv_p): Make it public
16810 (tree_single_nonzero_warnv_p): Make it public.
16811 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16812 (extract_range_from_binary_expr): Split the expr argument.
16813 (extract_range_from_unary_expr): Split the expr argument.
16814 (extract_range_from_comparison): Split the expr argument.
16815 (extract_range_from_expr): Use the new aux functions.
16816 (vrp_evaluate_conditional_warnv): Use
16817 vrp_evaluate_conditional_warnv_with_ops.
16818 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16819 (tree_binary_nonzero_warnv_p): Declare.
16820 (tree_single_nonzero_warnv_p): Declare.
16821 (tree_expr_nonzero_warnv_p): Declare.
16822 (tree_unary_nonnegative_warnv_p): Declare.
16823 (tree_binary_nonnegative_warnv_p): Declare.
16824 (tree_single_nonnegative_warnv_p): Declare.
16825 (tree_invalid_nonnegative_warnv_p): Declare.
16827 2008-03-28 Richard Guenther <rguenther@suse.de>
16829 PR tree-optimization/30317
16830 PR tree-optimization/30911
16831 PR tree-optimization/34793
16832 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16833 (struct assert_locus_d): New member EXPR.
16834 (register_new_assert_for): Add EXPR parameter to support
16835 ASSERT_EXPR <name, expr OP limit>.
16836 (register_edge_assert_for_1): Adjust callers.
16837 (find_assert_locations): Likewise.
16838 (process_assert_insertions_for): Build condition from expression.
16839 (extract_range_from_assert): Handle ASSERT_EXPRs
16840 of the form ASSERT_EXPR <name, expr OP limit>.
16841 (register_edge_assert_for_2): New helper registering
16842 asserts for comparisons. Recognize range tests of the form
16843 (unsigned)i - CST1 OP CST2.
16844 (register_edge_assert_for_1): Use it.
16845 (register_edge_assert_for): Likewise.
16846 (needs_overflow_infinity): Integer sub-types
16847 do not need overflow infinities.
16848 (vrp_val_is_max): The extreme values of integer sub-types
16849 are those of the base type.
16850 (vrp_val_is_min): Likewise.
16851 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16854 2008-03-28 Nick Clifton <nickc@redhat.com>
16857 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16858 Return GENERAL_REGS for stack adjustment reloads.
16860 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16863 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16864 const_vector when all the vectors are constant.
16866 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16868 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16870 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16871 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16873 (s<code>_sf): Use new scc_sf attribute for opcode names.
16875 2008-03-27 Tom Tromey <tromey@redhat.com>
16877 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16878 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16879 config/spu/t-spu-elf, config/i386/t-interix,
16880 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16881 config/i386/x-darwin, config/i386/x-mingw32,
16882 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16883 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16884 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16885 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16886 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16887 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16888 config/score/t-score-elf, config/arm/t-strongarm-pe,
16889 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16890 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16891 Revert automatic dependency patch.
16893 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16896 * config/i386/i386.c (ix86_function_arg_boundary): Align
16897 decimal floating point to its natural boundary.
16899 2008-03-27 Richard Guenther <rguenther@suse.de>
16901 PR middle-end/35716
16902 * fold-const.c (fold_comparison): Restrict distinct decl
16903 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16904 solely rely on operand_equal_p.
16906 2008-03-27 Richard Guenther <rguenther@suse.de>
16909 * c-common.c (handle_weak_attribute): Reject combination of
16912 2008-03-27 Richard Guenther <rguenther@suse.de>
16914 PR tree-optimization/32810
16915 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16916 conversions from DECL_INITIAL.
16917 (fold_const_aggregate_ref): Likewise from constructor elements.
16919 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16921 * tree-affine.h (aff_combination_expand): Declare.
16922 (get_inner_reference_aff): Likewise.
16923 * tree-affine.c (aff_combination_expand): Split out from
16924 tree_to_aff_combination_expand.
16925 (get_inner_reference_aff): New function.
16926 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16927 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16928 (struct lim_aux_data): sm_done field removed.
16929 (mem_ref_loc_p, mem_ref_locs_p): New types.
16930 (struct mem_ref): Added id, stored, accesses_in_loop,
16931 indep_loop, dep_loop, indep_ref, dep_ref fields.
16932 Removed is_stored, locs and next fields.
16933 (memory_accesses): New variable.
16934 (movement_possibility): Do not allow moving statements
16935 that store to memory.
16936 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16938 (determine_max_movement): For statements with memory references,
16939 find the outermost loop in that the reference is independent.
16940 (move_computations_stmt): Mark the virtual operands for renaming.
16941 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16942 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16943 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16944 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16945 create_vop_ref_mapping, analyze_memory_references,
16946 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16947 get_all_locs_in_loop, ref_always_accessed_p,
16948 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16949 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16950 store_motion_loop, store_motion): New functions.
16951 (struct vop_to_refs_elt): New type.
16952 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16953 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16954 (schedule_sm): Replaced by...
16955 (execute_sm): ... this.
16956 (determine_lsm_ref, hoist_memory_references,
16957 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16958 find_more_ref_vops, free_mem_ref, free_mem_refs,
16959 determine_lsm_loop, determine_lsm): Removed.
16960 (tree_ssa_lim_finalize): Free data structures used by store motion.
16961 (tree_ssa_lim): Call analyze_memory_references. Use
16962 store_motion instead of determine_lsm.
16964 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16966 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16967 rename tmake_file to m68hc11/t-m68hc11.
16968 (mcore): Set inhibit_libc to true.
16969 * config.host (alpha*-dec-*vms*): Set extra_programs.
16970 (interix3*): Don't use host_xmake_file.
16971 * configure.ac: Let config.gcc override inhibit_libc.
16972 * configure: Regenerate.
16974 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16975 * config/t-openbsd-thread: Remove commented out lines.
16977 * config/x-interix: Remove.
16979 * config/m68hc11/t-m68hc11-gas: Rename to...
16980 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16982 * config/mcore/t-mcore: Remove T_CFLAGS.
16983 * config/mcore/t-mcore-pe: Likewise.
16985 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16987 * configure.ac: Replace custom __GNU_SOURCE test with
16988 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16989 * aclocal.m4: Regenerate.
16990 * configure: Regenerate.
16991 * config.in: Regenerate.
16993 2008-03-27 Richard Guenther <rguenther@suse.de>
16995 * fold-const.c (target.h): Include.
16996 (fold_comparison): Fold comparison of addresses of decls
16997 that bind locally or of constants. Consolidate address folding code.
16998 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16999 results from fold_binary_to_constant.
17000 (compare_values_warnv): Likewise.
17002 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17004 PR middle-end/35429
17005 * fold-const.c (fold_truthop): Check for integeral types when folding
17006 a == 0 && b == 0 and a != 0 || b != 0 .
17008 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17010 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17012 2008-03-26 Andreas Schwab <schwab@suse.de>
17014 * doc/invoke.texi: Fix use of @item vs. @itemx.
17016 2008-03-26 Tom Tromey <tromey@redhat.com>
17018 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17019 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17020 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17021 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17022 build/genconstants.o, build/genemit.o, build/genextract.o,
17023 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17024 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17027 2008-03-26 Richard Guenther <rguenther@suse.de>
17030 2008-03-26 Richard Guenther <rguenther@suse.de>
17032 * fold-const.c (target.h): Include.
17033 (fold_comparison): Fold comparison of addresses of two decls
17034 that bind locally. Consolidate address folding code.
17036 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17038 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17039 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17040 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17041 dconstsqrt2, dconstthird, dconste and/or dconst10.
17042 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17043 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17044 dconstsqrt2, dconste): Delete.
17045 (init_emit_once): Likewise. Simplify initializing dconstm1.
17047 * real.c (get_real_const): New.
17048 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17049 dconstsqrt2, dconste): Delete.
17050 (real_value_const, get_real_const): New.
17052 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17054 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17056 * config/i386/i386.c (ix86_function_arg_boundary): Check
17057 BIGGEST_ALIGNMENT instead of 128.
17058 (setup_incoming_varargs_64): Likewise.
17060 2008-03-26 Tom Tromey <tromey@redhat.com>
17062 * Makefile.in (DEPFILES): Add missing '/'.
17064 2008-03-26 Richard Guenther <rguenther@suse.de>
17066 * fold-const.c (target.h): Include.
17067 (fold_comparison): Fold comparison of addresses of two decls
17068 that bind locally. Consolidate address folding code.
17070 2008-03-26 Nick Clifton <nickc@redhat.com>
17073 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17074 not allow INT+INT as a legitimate addressing mode.
17076 2008-03-26 Richard Guenther <rguenther@suse.de>
17078 * tree-flow.h (widen_bitfield): Remove declaration.
17079 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17080 (widen_bitfield): Remove function.
17081 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17084 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17087 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17090 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17092 PR rtl-optimization/35232
17093 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17094 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17095 reg_reloaded_call_part_clobbered here.
17096 (reload_regs_reach_end_p): New function.
17097 (reload_reg_rtx_for_input): New variable.
17098 (reload_reg_rtx_for_output): Likewise.
17099 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17100 when reassigning a pseudo register. Load reloadreg from
17101 reload_reg_rtx_for_input, moving the mode and register
17103 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17104 instead of the original when deciding whether an input reload
17105 would be a no-op or whether an output reload can be deleted.
17106 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17107 when setting up new_spill_reg_store. Load it from
17108 reload_reg_rtx_for_output, moving the mode and register
17110 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17111 instead of the original when deciding whether an output reload
17112 would be a no-op. Do the same when modifying insn notes.
17113 Use rtx_equal_p instead of == to compare the registers.
17114 (inherit_piecemeal_p): Take a mode and two register numbers
17116 (emit_reload_insns): Clear new_spill_reg_store for every hard
17117 register in the reload register. Remove spill registers
17118 from reg_reloaded_valid before considering whether to record
17119 inheritance information for them. Use reload_reg_rtx_for_output
17120 instead of reg_rtx when recording output reloads. Use
17121 reload_reg_rtx_for_input instead of reg_rtx when recording
17122 input reloads. Set or clear reg_reloaded_call_part_clobbered
17123 at the same time as setting reg_reloaded_valid.
17124 (delete_output_reload): Add a new_reload_reg parameter and use it
17125 instead of rld[j].reg_rtx.
17126 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17129 2008-03-25 Tom Tromey <tromey@redhat.com>
17131 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17132 (build/genattr.o): Likewise.
17133 (build/genattrtab.o): Likewise.
17134 (build/gencodes.o): Likewise.
17135 (build/genconfig.o): Likewise.
17136 (build/genconstants.o): Likewise.
17137 (build/genemit.o): Likewise.
17138 (build/genextract.o): Likewise.
17139 (build/genflags.o): Likewise.
17141 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17143 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17144 instead of size_int for integer types.
17145 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17146 to match type of MINUS_EXPR.
17148 2008-03-25 Tom Tromey <tromey@redhat.com>
17150 * configure: Rebuilt.
17151 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17154 2008-03-25 Tom Tromey <tromey@redhat.com>
17156 * config/x-solaris (host-solaris.o): Update.
17157 * config/x-linux (host-linux.o): Update.
17158 * config/x-hpux (host-hpux.o): Update.
17159 * config/x-darwin (host-darwin.o): Update.
17160 * config/v850/t-v850e (v850-c.o): Update.
17161 * config/v850/t-v850 (v850-c.o): Update.
17162 * config/t-vxworks (vxworks.o): Update.
17163 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17164 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17165 * config/spu/t-spu-elf (spu-c.o): Update.
17167 * config/sh/t-symbian (sh-c.o): Update.
17168 (symbian.o): Update.
17169 * config/sh/t-sh (sh-c.o): Update.
17170 * config/score/t-score-elf (score7.o, score3.o): Update.
17171 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17172 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17173 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17174 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17175 (rs6000.o): Remove.
17176 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17177 * config/m32c/t-m32c (m32c-pragma.o): Update.
17178 * config/ia64/t-ia64 (ia64-c.o): Update.
17179 * config/i386/x-mingw32 (host-mingw32.o): Update.
17180 * config/i386/x-i386 (driver-i386.o): Update.
17181 * config/i386/x-darwin (host-i386-darwin.o): Update.
17182 * config/i386/x-cygwin (host-cygwin.o): Update.
17183 * config/i386/t-nwld (nwld.o): Update.
17184 * config/i386/t-netware (netware.o): Update.
17185 * config/i386/t-interix (winnt.o): Update.
17186 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17187 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17188 msformat-c.o): Update.
17189 * config/bfin/t-bfin-linux (generated_files): Add
17190 linux-sysroot-suffix.h.
17191 * config/arm/t-wince-pe (pe.o): Update.
17192 * config/arm/t-strongarm-pe (pe.o): Update.
17193 * config/arm/t-pe (pe.o): Update.
17194 * config/arm/t-arm (arm-c.o): Update.
17195 * doc/install.texi (Prerequisites): Require make 3.80.
17196 * Makefile.in: Remove .o targets.
17197 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17198 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17199 (simple_generated_h, simple_generated_c): Move earlier.
17200 (generated_files): New variable.
17201 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17202 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17203 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17204 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17205 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17206 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17207 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17208 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17209 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17210 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17211 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17212 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17214 (COMPILE.base, COMPILE): New variables.
17215 (%.o): New pattern rule.
17216 (ALL_HOST_OBJS): New variable.
17217 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17218 (dummy-checksum.o, cc1-checksum.o): Remove.
17219 (DRIVER_SHLIB): New variable.
17220 (DRIVER_DEFINES): Use it.
17221 (gencondmd.c): Move out of build/.
17222 (s-conditions): Update.
17223 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17224 (ALL_BUILD_OBJS): Likewise.
17225 (build/%.o): Use BUILDCOMPILE.
17226 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17227 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17228 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17229 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17230 build/genconfig.o, build/genconstants.o, build/genemit.o,
17231 build/genextract.o, build/genflags.o, build/genmddeps.o,
17232 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17233 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17234 build/gen-protos.o, build/scan.o, build/fix-header.o,
17235 build/scan-decls.o): Simplify.
17236 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17237 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17238 prefix.o, toplev.o): Reduce to variable setting.
17239 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17240 ($(out_object_file), gcc-options.o): New targets.
17241 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17242 * configure: Rebuilt.
17243 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17244 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17246 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17248 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17249 complain when we hit an error, return ERROR_MARK_NODE.
17251 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17253 * config/sh/constraints.md (Pso, Psz): New constraints.
17254 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17255 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17257 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17259 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17260 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17262 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17264 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17265 (prefetch_sh2a): New.
17267 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17268 Naveen.H.S <naveen.hs@kpitcummins.com>
17270 * config/sh/constraints.md (I28): New constraint.
17271 * config/sh/sh.c (broken_move): Add support for movi20s.
17272 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17274 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17275 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17276 Naveen.H.S <naveen.hs@kpitcummins.com>
17278 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17279 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17280 (print_operand): Handle resbank in %@ operand code.
17281 (sh_encode_section_info): New.
17282 (push_regs): Add conditions for resbank.
17283 (sh_expand_epilogue): Likewise.
17284 (sh_insert_attributes): Likewise.
17285 (sh_attribute_table): Likewise.
17286 (sh_handle_resbank_handler_attribute): New.
17287 (sh2a_handle_function_vector_handler_attribute): New.
17288 (sh2a_is_function_vector_call): New.
17289 (sh2a_get_function_vector_number): New.
17290 (sh2a_function_vector_p): New.
17291 (sh_cfun_resbank_handler_p): New.
17292 * config/sh/sh.md (calli): Emit jsr/n if possible.
17293 (calli_tbr_rel): New.
17294 (calli_pcrel): Emit jsr/n if possible.
17295 (return_i): Emit rts/n if possible.
17296 (call_valuei_tbr_rel): New.
17297 (call_valuei_pcrel): Add condition for SH2A target.
17298 (call_value): Likewise.
17299 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17300 (sh2a_get_function_vector_number): Likewise.
17301 (sh2a_is_function_vector_call): Likewise.
17302 * doc/extend.texi: Document TBR relative addressing of SH2A.
17303 (resbank): Add description for SH2A.
17305 2008-03-24 Richard Guenther <rguenther@suse.de>
17308 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17309 pointer assignments change conversions according to middle-end rules.
17310 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17311 * configure.ac: Include type checking in yes.
17312 * configure: Regenerate.
17314 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17316 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17317 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17319 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17321 * gthr-vxworks.h (UNUSED): Define.
17323 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17327 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17329 * doc/extend.texi (Function Attributes): Add missing comma in the
17330 example of the "alloc_size" attribute.
17332 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17335 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17337 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17340 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17343 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17344 of the underlying type of a MS bitfield layout to the natural
17345 alignment of the type.
17347 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17350 to their natural alignment to avoid store forwarding stalls.
17352 2008-03-22 Richard Guenther <rguenther@suse.de>
17354 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17355 For PHI nodes verify the address is invariant.
17356 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17357 (get_symbol_constant_value): Use is_gimple_min_invariant.
17358 (maybe_fold_stmt_indirect): Likewise.
17360 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17362 PR rtl-optimization/33927
17363 * Makefile.in (dse.o): Depend on $(TM_P_H).
17364 * expr.h (extract_low_bits): Declare.
17365 * expmed.c (extract_low_bits): New function.
17366 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17367 * dse.c: Include tm_p.h.
17368 (find_shift_sequence): Remove the read_reg argument and return the
17369 read value. Emit the instructions instead of returning them.
17370 Iterate on new_mode rather than calculating it each time.
17371 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17372 source to NEW_MODE and extract_low_bits to convert the shifted
17373 value to READ_MODE.
17374 (replace_read): Allow the load and store to have different mode
17375 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17376 or extraction instructions before trying the replacement. Update
17377 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17379 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17382 to their natural alignment to avoid store forwarding stalls.
17384 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17387 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17388 encouraging but not allowing gprs for input;
17389 change the input constraint to !f#r.
17390 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17392 change the output constraint to !f#r.
17394 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17398 corresponding post-reload splitters.
17399 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17400 when x87 FP math is selected.
17401 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17402 New function prototype.
17403 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17404 unreachable function to ease macroization of insn patterns.
17406 2008-03-21 Martin Jambor <mjambor@suse.cz>
17408 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17409 reference dumps if ddr is NULL or dependence is unknown.
17411 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17413 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17414 unsigned extension into account.
17415 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17416 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17417 Do computations on a scratch register.
17419 2008-03-21 Richard Guenther <rguenther@suse.de>
17421 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17422 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17423 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17424 * tree-ssa-dom.c (record_equality): Likewise.
17425 * tree-inline.c (copy_body_r): Likewise.
17426 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17429 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17431 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17432 as 'delete_unused' argument.
17434 2008-03-20 Richard Guenther <rguenther@suse.de>
17436 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17437 special casing of constant qualifiers.
17438 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17439 care about them in general.
17440 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17441 regardless of their type.
17442 (fold_stmt_r): Forcefully fold *& if we end up with that.
17444 2008-03-20 Paul Brook <paul@codesourcery.com>
17446 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17447 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17449 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17451 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17452 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17454 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17456 * common.opt (Wmudflap): New option.
17457 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17458 (mx_register_decls): Likewise.
17459 (mudflap_finish_file): Likewise.
17460 * doc/invoke.texi: Document -Wno-mudflap.
17462 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17464 * c-format.c (replace_format_name_to_system_name): New.
17465 (cmp_attribs): New.
17466 (convert_format_name_to_system_name): New.
17467 (decode_format_attr): Add use of convert_format_name_to_system_name.
17468 (format_types_orig): Add gnu_ prefix to names.
17469 (check_format_info_main): Special treating of \0 escaped names for
17470 supporting multi-character format specifiers as I32, I64.
17471 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17472 (gnu_target_overrides_format_attributes): New.
17473 * c-format.h: Add structure target_ovr_attr to hold
17474 system specific formatter names.
17475 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17476 msformat-c.o file to c_target_objs and cxx_target_objs.
17477 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17478 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17479 (TARGET_N_FORMAT_TYPES): New.
17480 * config/i386/msformat-c.c: New.
17481 * config/i386/t-cygming: Add build rule for msformat-c.o.
17482 * doc/extend.texi: Add new format names gnu_* and ms_* and
17484 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17486 2008-03-20 Ira Rosen <irar@il.ibm.com>
17488 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17489 optimizations turned on under -O3.
17490 (ftree-vectorize): Add that the flag is turned on with -O3.
17492 2008-03-20 Ben Elliston <bje@au.ibm.com>
17494 * regmove.c (try_auto_increment): Fix spelling error in comment.
17495 * final.c (final_scan_insn): Likewise.
17497 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17500 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17501 allocator preferences for "y" and "r" class registers.
17502 ("*mov<mode>_internal"): Ditto.
17503 ("*movv2sf_internal_rex64"): Ditto.
17504 ("*movv2sf_internal"): Ditto.
17506 2008-03-19 Michael Matz <matz@suse.de>
17508 PR middle-end/35616
17509 * calls.c (expand_call): Check overlap of arguments with call
17510 address for sibcalls.
17512 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17515 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17516 of the underlying type of a MS bitfield layout to the natural
17517 alignment of the type.
17519 2008-03-19 Jan Hubicka <jh@suse.cz>
17522 * toplev.c (decode_d_option): Handle all CPP flags.
17523 * tree-vrp.c: Update tree_pass descriptors.
17524 * regrename.c: Update tree_pass descriptors.
17525 * fwprop.c: Update tree_pass descriptors.
17526 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17527 * tree-into-ssa.c: Update tree_pass descriptors.
17528 * tree-dump.c: Update tree_pass descriptors.
17529 * tree-complex.c: Update tree_pass descriptors.
17530 * tree-dump.h: Update tree_pass descriptors.
17531 * see.c: Update tree_pass descriptors.
17532 * cgraphbuild.c: Update tree_pass descriptors.
17533 * tracer.c: Update tree_pass descriptors.
17534 * tree-loop-distribution.c: Update tree_pass descriptors.
17535 * cgraph.c: Update tree_pass descriptors.
17536 * postreload-gcse.c: Update tree_pass descriptors.
17537 * postreload.c: Update tree_pass descriptors.
17538 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17539 * tree-tailcall.c: Update tree_pass descriptors.
17540 * tree-pass.h (tree_opt_pass): Rename to ...
17541 (opt_pass) ... this one; add "type" field and remove letter field.
17542 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17543 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17544 all_lowering_passes): Update declaration.
17545 * ipa-cp.c: Update tree_pass descriptors.
17546 * final.c: Update tree_pass descriptors.
17547 * omp-low.c: Update tree_pass descriptors.
17548 * tree-ssa-dse.c: Update tree_pass descriptors.
17549 * ipa-reference.c: Update tree_pass descriptors.
17550 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17551 * auto-inc-dec.c: Update tree_pass descriptors.
17552 * reorg.c: Update tree_pass descriptors.
17553 * cgraphunit.c: Update tree_pass descriptors.
17554 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17555 * tree-ssa-ccp.c: Update tree_pass descriptors.
17556 * df-core.c: Update tree_pass descriptors.
17557 * mode-switching.c: Update tree_pass descriptors.
17558 * tree-nomudflap.c: Update tree_pass descriptors.
17559 * modulo-sched.c: Update tree_pass descriptors.
17560 * ipa-pure-const.c: Update tree_pass descriptors.
17561 * cse.c: Update tree_pass descriptors.
17562 * web.c: Update tree_pass descriptors.
17563 * tree-stdarg.c: Update tree_pass descriptors.
17564 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17565 * tree-ssa-dom.c: Update tree_pass descriptors.
17566 * tree-nrv.c: Update tree_pass descriptors.
17567 * tree-ssa-alias.c: Update tree_pass descriptors.
17568 * loop-init.c: Update tree_pass descriptors.
17569 * gimple-low.c: Update tree_pass descriptors.
17570 * ipa-inline.c: Update tree_pass descriptors.
17571 * tree-ssa-sink.c: Update tree_pass descriptors.
17572 * global.c: Update tree_pass descriptors.
17573 * ifcvt.c: Update tree_pass descriptors.
17574 * jump.c: Update tree_pass descriptors.
17575 * predict.c: Update tree_pass descriptors.
17576 * tree-ssa-loop.c: Update tree_pass descriptors.
17577 * recog.c: Update tree_pass descriptors.
17578 * dse.c: Update tree_pass descriptors.
17579 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17580 * tree-eh.c: Update tree_pass descriptors.
17581 * regmove.c: Update tree_pass descriptors.
17583 * function.c: Update tree_pass descriptors.
17584 * tree-vectorizer.c: Update tree_pass descriptors.
17585 * gcse.c: Update tree_pass descriptors.
17586 * ipa-type-escape.c: Update tree_pass descriptors.
17587 * tree-if-conv.c: Update tree_pass descriptors.
17588 * init-regs.c: Update tree_pass descriptors.
17589 * ipa.c: Update tree_pass descriptors.
17590 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17591 * rtl-factoring.c: Update tree_pass descriptors.
17592 * lower-subreg.c: Update tree_pass descriptors.
17593 * bt-load.c: Update tree_pass descriptors.
17594 * tree-dfa.c: Update tree_pass descriptors.
17595 * except.c: Update tree_pass descriptors.
17596 * emit-rtl.c: Update tree_pass descriptors.
17597 * cfgexpand.c: Update tree_pass descriptors.
17598 * tree-cfgcleanup.c: Update tree_pass descriptors.
17599 * cfgcleanup.c: Update tree_pass descriptors.
17600 * tree-ssa-pre.c: Update tree_pass descriptors.
17601 * tree-sra.c: Update tree_pass descriptors.
17602 * tree-mudflap.c: Update tree_pass descriptors.
17603 * tree-ssa-copy.c: Update tree_pass descriptors.
17604 * cfglayout.c: Update tree_pass descriptors.
17605 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17606 * tree-ssa-dce.c: Update tree_pass descriptors.
17607 * tree-ssa.c: Update tree_pass descriptors.
17608 * regclass.c: Update tree_pass descriptors.
17609 * integrate.c: Update tree_pass descriptors.
17610 * tree-optimize.c: Update tree_pass descriptors.
17611 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17612 * tree-object-size.c: Update tree_pass descriptors.
17613 * combine.c: Update tree_pass descriptors.
17614 * tree-outof-ssa.c: Update tree_pass descriptors.
17615 * bb-reorder.c: Update tree_pass descriptors.
17616 * stack-ptr-mod.c: Update tree_pass descriptors.
17617 * var-tracking.c: Update tree_pass descriptors.
17618 * tree-profile.c: Update tree_pass descriptors.
17619 * tree-vect-generic.c: Update tree_pass descriptors.
17620 * reg-stack.c: Update tree_pass descriptors.
17621 * sched-rgn.c: Update tree_pass descriptors.
17622 * tree-ssa-structalias.c: Update tree_pass descriptors.
17623 * tree-cfg.c: Update tree_pass descriptors.
17624 * passes.c (current_pass): Update declaration.
17625 (finish_optimization_passes): Update.
17626 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17627 (register_one_dump_file, register_dump_files_1, next_pass_1):
17629 (init_optimization_passes): Update handling of new types.
17630 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17631 * ipa-struct-reorg.c: Update tree_pass descriptors.
17632 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17633 * combine-stack-adj.c: Update tree_pass descriptors.
17634 * cfgrtl.c: Update tree_pass descriptors.
17635 * dce.c: Update tree_pass descriptors.
17636 * tree-ssanames.c: Update tree_pass descriptors.
17638 2008-03-19 Richard Guenther <rguenther@suse.de>
17640 PR middle-end/35609
17641 * tree-ssa.c (walk_data): New structure.
17642 (warn_uninitialized_var): If not always_executed warn with "maybe"
17644 (execute_early_warn_uninitialized): Compute post-dominators.
17645 Initialize always_executed before processing each basic block.
17647 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17650 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17651 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17653 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17655 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17657 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17659 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17661 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17662 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17663 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17664 target after ignore has been set, and move there also the commputation
17665 of subtarget and original_target.
17666 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17667 (LANG_HOOKS_INITIALIZER): Remove it.
17668 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17670 2008-03-18 Richard Guenther <rguenther@suse.de>
17672 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17673 found an expression with constants, note that in the VN for the lhs.
17674 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17675 fold them to constants if possible. Run cleanup_cfg if done so.
17676 (execute_pre): Return todo.
17677 (do_pre): Likewise.
17678 (execute_fre): Likewise.
17679 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17681 (get_prop_source_stmt): Look through pointer conversions.
17683 2008-03-18 Jan Hubicka <jh@suse.cz>
17685 * tree-pretty-print.c: Include predict.h.
17686 (dump_generic_node): Dump predictor.
17687 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17688 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17689 * gimple-low.c (lower_stmt): Likewise.
17690 * expr.c (expand_expr_real): Likewise.
17691 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17693 (build_predict_expr, build_predict_expr): New.
17694 * predict.h (predictor_name, build_predict_expr): Update.
17695 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17696 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17697 * predict.def (PRED_CONTINUE): Update hitrate.
17698 * tree.def (PREDICT_EXPR): Define.
17699 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17700 do not handle BIND_EXPR.
17701 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17702 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17703 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17706 2008-03-18 Michael Matz <matz@suse.de>
17708 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17710 2008-03-18 Richard Guenther <rguenther@suse.de>
17712 * tree-gimple.h (is_gimple_invariant_address): Declare.
17713 (is_gimple_constant): Likewise.
17714 * tree-gimple.c (is_gimple_constant): New function.
17715 (is_gimple_invariant_address): Likewise.
17716 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17717 and is_gimple_invariant_address.
17718 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17720 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17721 an addressable base.
17723 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17725 PR middle-end/35611
17726 * gimplify.c (gimplify_expr): Gimplify second operand of
17729 2008-03-17 Richard Guenther <rguenther@suse.de>
17731 PR tree-optimization/19637
17732 * fold-const.c (fold_unary): Remove restrictions of removing
17733 intermediate pointer-conversions (P2)(P1)P0.
17734 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17735 conversion to void pointer.
17736 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17738 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17741 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17742 emulated thread local variables.
17744 2008-03-16 Richard Guenther <rguenther@suse.de>
17746 PR middle-end/35607
17747 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17748 expand TREE_INVARIANT operations that are not gimple invariant.
17750 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17752 * doc/extend.texi (Alignment): Say that the ABI controls
17753 the __alignof__ for non-strict-alignment targets rather
17754 than being a recommendation.
17756 2008-03-15 Paul Brook <paul@codesourcery.com>
17758 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17760 (arm_output_fn_unwind): Mark functions that can not be unwound.
17762 2008-03-15 Paul Brook <paul@codesourcery.com>
17764 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17765 extension instructions.
17767 2008-03-15 Richard Guenther <rguenther@suse.de>
17769 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17770 and fold constant aggregate refs.
17771 (fold_const_aggregate_ref): Handle string constants
17772 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17773 (evaluate_stmt): Simplify now that ccp_fold folds constant
17776 2008-03-15 Paul Brook <paul@codesourcery.com>
17778 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17779 (extzv): Use gen_extzv_t2.
17780 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17782 2008-03-15 Richard Guenther <rguenther@suse.de>
17784 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17785 (fold_const_aggregate_ref): Likewise.
17786 (get_value): Return NULL if we don't have any values.
17787 (ccp_finalize): Set const_val to NULL after freeing it.
17788 * tree-flow.h (get_symbol_constant_value): Declare.
17789 (fold_const_aggregate_ref): Likewise.
17790 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17792 2008-03-15 Richard Guenther <rguenther@suse.de>
17794 PR middle-end/35593
17795 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17796 to not produce negative array indices if not allowed. Add
17797 parameter to indicate that.
17798 (maybe_fold_offset_to_component_ref): Allow negative array
17799 indices only for the first member of a structure.
17800 (maybe_fold_offset_to_reference): Allow negative array indices.
17801 (maybe_fold_stmt_addition): Likewise.
17803 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17804 Anatoly Sokolov <aesok@post.ru>
17806 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17807 (avr_arch): Add ARCH_AVR6.
17808 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17809 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17810 instead of fixed value 2.
17811 (print_operand_address): Use gs() asm specifier instead of pm().
17812 (avr_assemble_integer): (Ditto.).
17813 (avr_output_addr_vec_elt): (Ditto.).
17814 (print_operand): Handle "!" code.
17815 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17816 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17817 (AVR_HAVE_EIJMP_EICALL): Define.
17818 (AVR_3_BYTE_PC): Redefine.
17819 (AVR_2_BYTE_PC): (Ditto.).
17820 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17821 (LINK_SPEC): Add atmega2560 and atmega2561.
17822 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17824 * config/avr/avr.md (call_insn): Use eicall instead of icall
17825 for 3 byte PC devices.
17826 (call_value_insn): (Ditto.).
17827 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17828 (indirect_jump): Use only for for 2 byte PC devices.
17829 (*tablejump): (Ditto.).
17830 (*indirect_jump_avr6): Add insn.
17831 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17832 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17833 instead of ijmp for 3 byte PC devices.
17834 (__tablejump2__): (Ditto.).
17835 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17836 (MULITLIB_DIRNAMES): (Ditto.).
17837 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17839 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17841 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17842 "sse2_umulsidi3". Use V1DI mode for operand 0.
17843 ("mmx_psadbw"): Use V1DI mode for operand 0.
17844 * config/i386/i386-modes.def (V1SI): New vector mode.
17845 * config/i386/i386.c (struct builtin_description)
17846 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17847 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17848 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17849 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17850 v1di_ftype_v8qi_v8qi type.
17851 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17853 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17854 __builtin_ia32_pmuludq]: Fix the mode of return value.
17856 2008-03-15 Richard Guenther <rguenther@suse.de>
17858 PR middle-end/35595
17859 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17862 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17864 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17865 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17866 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17867 unless TARGET_SERIALIZE_VOLATILE is enabled.
17868 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17869 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17870 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17872 2008-03-14 Richard Guenther <rguenther@suse.de>
17874 PR tree-optimization/34172
17875 * tree-flow.h (refs_may_alias_p): Declare.
17876 (get_single_def_stmt): Likewise.
17877 (get_single_def_stmt_from_phi): Likewise.
17878 (get_single_def_stmt_with_phi): Likewise.
17879 * tree-dfa.c (refs_may_alias_p): New function.
17880 (get_single_def_stmt): Likewise.
17881 (get_single_def_stmt_from_phi): Likewise.
17882 (get_single_def_stmt_with_phi): Likewise.
17883 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17884 (vn_reference_lookup_1): New helper function.
17885 (vn_reference_lookup): Walk the virtual use-def chain to
17886 continue searching for a match if the def does not alias the
17887 reference we are looking for.
17889 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17891 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17892 archive and Perzl. Update The Written Word listing.
17894 2008-03-14 Richard Guenther <rguenther@suse.de>
17896 PR tree-optimization/34043
17897 PR tree-optimization/33989
17898 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17900 (bitmap_find_leader): Use extra argument to verify dominance
17901 relationship inside a basic-block.
17902 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17903 (find_leader_in_sets): Adjust.
17904 (create_component_ref_by_pieces): Take extra argument for
17905 dominance check, handle lookup failures.
17906 (find_or_generate_expression): Likewise.
17907 (create_expression_by_pieces): Likewise.
17908 (insert_into_preds_of_block): Adjust.
17909 (create_value_expr_from): If asked for, verify all operands
17910 are in the blocks AVAIL_OUT set.
17911 (make_values_for_stmt): Check for SSA_NAMEs that are life
17912 over an abnormal edge.
17913 (compute_avail): Remove such check.
17914 (do_SCCVN_insertion): New function.
17915 (eliminate): If we do not find a leader suitable for replacement
17916 insert a replacement expression from SCCVN if available.
17917 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17918 (struct vn_ssa_aux): Add needs_insertion flag.
17919 * tree-ssa-sccvn.c (may_insert): New global flag.
17920 (copy_reference_ops_from_ref): Value-number union member access
17921 based on its size, not type and member if insertion is allowed.
17922 (visit_reference_op_load): For a weak match from union type
17923 punning lookup a view-converted value and insert a SSA_NAME
17924 for that value if that is not found.
17925 (visit_use): Make dumps shorter. Do not disallow value numbering
17926 SSA_NAMEs that are life over an abnormal edge to constants.
17927 (free_scc_vn): Release inserted SSA_NAMEs.
17928 (run_scc_vn): New flag to specify whether insertion is allowed.
17929 Process SSA_NAMEs in forward order.
17930 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17931 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17932 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17933 pointer type to/from integral types that do not change the
17934 precision to regular conversions.
17936 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17938 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17939 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17940 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17941 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17942 input arguments and the mode of return value. Built-in functions
17943 that operate on whole 64-bit MMX register now use V1DI mode.
17945 2008-03-13 Alon Dayan <alond@il.ibm.com>
17946 Olga Golovanevsky <olga@il.ibm.com>
17948 PR tree-optimization/35041
17949 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17950 to locate the right position in a statement.
17952 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17956 * config/i386/xmmintrin.h: Change all static inline functions to
17957 extern inline and add __gnu_inline__ attribute.
17958 * config/i386/bmintrin.h: Ditto.
17959 * config/i386/smmintrin.h: Ditto.
17960 * config/i386/tmmintrin.h: Ditto.
17961 * config/i386/mmintrin-common.h: Ditto.
17962 * config/i386/ammintrin.h: Ditto.
17963 * config/i386/emmintrin.h: Ditto.
17964 * config/i386/pmmintrin.h: Ditto.
17965 * config/i386/mmintrin.h: Ditto.
17966 * config/i386/mm3dnow.h: Ditto.
17968 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17970 PR middle-end/35185
17971 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17972 (lower_omp_2): New function.
17973 (lower_omp_1, lower_omp): Rewritten.
17975 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17978 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17979 with the phrase "Microsoft Windows compilers".
17980 (Push/Pop Macro Pragmas): New subsection. Document
17981 #pragma push_macro and pragma pop_macro.
17983 2008-03-12 Paul Brook <paul@codesourcery.com>
17985 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17987 2008-03-12 Paul Brook <paul@codesourcery.com>
17989 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17990 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17991 (thumb2_addsi_shortim): Rename ...
17992 (thumb2_addsi_short): ... to this. Allow register operands.
17993 (thumb2_subsi_short): New pattern.
17994 (thumb2_one_cmplsi2_short,
17995 thumb2_negsi2_short): New patterns and peepholes.
17997 2008-03-12 Paul Brook <paul@codesourcery.com>
17999 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18001 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18003 * config/i386/i386.md (int_cond): New code iterator.
18005 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18006 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18007 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18008 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18009 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18010 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18011 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18012 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18014 2008-03-12 Paul Brook <paul@codesourcery.com>
18016 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18017 instead of {arm,thumb}_compute_save_reg_mask.
18018 (output_return_instruction): Ditto.
18019 (thumb_unexpanded_epilogue): Ditto.
18020 (thumb1_expand_prologue): Ditto.
18021 (thumb1_output_function_prologue): Ditto.
18022 (arm_set_return_address): Ditto.
18023 (thumb_set_return_address): Ditto.
18024 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18025 regs to achieve stack alignment.
18026 (thumb1_compute_save_reg_mask): Fix compiler warning.
18027 (arm_output_epilogue): Use offsets->saved_regs_mask.
18028 Adjust stack pointer by poping call clobered registers.
18029 (arm_expand_prologue): Use offsets->saved_regs_mask.
18030 Adjust stack pointer by pushing extra registers.
18031 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18033 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18036 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18037 conversion to the operands of a multiplication.
18039 2008-03-12 Richard Guenther <rguenther@suse.de>
18041 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18042 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18043 * timevar.def (TV_TREE_PHIPROP): Add.
18044 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18045 pass description. Use TV_TREE_PHIPROP.
18046 * tree-ssa-forwprop.c: Remove phiprop code.
18048 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18050 PR middle-end/35549
18051 * omp-low.c (maybe_lookup_decl): Constify first argument.
18052 (use_pointer_for_field): Change last argument from bool to
18053 omp_context *. Disallow shared copy-in/out in nested
18054 parallel if decl is shared in outer parallel too.
18055 (build_outer_var_ref, scan_sharing_clauses,
18056 lower_rec_input_clauses, lower_copyprivate_clauses,
18057 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18059 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18060 Ira Rosen <irar@il.ibm.com>
18062 * tree-vectorizer.c (free_stmt_vec_info): New function.
18063 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18064 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18065 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18066 * tree-vect-transform.c (vectorizable_conversion): Free
18067 vec_oprnds0 if it was allocated.
18068 (vect_permute_store_chain): Remove unused VECs.
18069 (vectorizable_store): Free VECs that are allocated in the..
18071 (vect_transform_strided_load, vectorizable_load): Likewise.
18072 (vect_remove_stores): Simplify the code.
18073 (vect_transform_loop): Move code to vect_remove_stores().
18074 Call vect_remove_stores() and free_stmt_vec_info().
18076 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18078 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18079 TARGET_HPUX. Revise comment.
18080 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18081 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18082 Use sr4 variant of `be' instruction when not generating PIC code.
18083 (attr_length_call): Adjust for above change.
18085 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18087 * ipa-reference.c (static_execute): Remove module_statics_const and
18088 associated setting code.
18090 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18093 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18094 predicate for operand 1.
18095 (paritysi2_cmp): Use register_operand predicate for operand 2.
18096 Use earlyclobber modifier for operand 1. Remove support for
18098 (paritydi2_cmp): Use register_operand predicate for operand 3.
18099 Use earlyclobber modifier for operand 1. Remove support for
18102 2008-03-11 Paul Brook <paul@codesourcery.com>
18103 Vladimir Prus <vladimir@codesourcery.com>
18105 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18106 (arm_compute_save_reg0_reg12_mask): Always
18107 check if register 11 must be saved. Always safe hard frame pointer
18108 when frame_pointer_needeed.
18109 (arm_compute_save_reg_mask): Save IP and PC
18110 only with apcs frames.
18111 (arm_output_epilogue): Adjust Thumb2 codepath to
18112 be also invoked and work for ARM non-apcs frames.
18113 (arm_expand_prologue): Don't bother saving IP
18114 for non-apcs frame, since it's not clobbered by
18115 prologue code. Implement non-apcs frame
18118 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18120 PR rtl-optimization/35281
18121 * expr.c (convert_move): Use a new pseudo for the intermediate
18122 from_mode->word_mode result.
18124 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18126 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18127 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18128 * toplev.c (compile_file): Don't call it.
18130 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18132 PR middle-end/35526
18133 * expr.c (store_expr): Call emit_block_move if the mode
18134 of "temp" RTX is BLKmode.
18136 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18137 Richard Guenther <rguenther@suse.de>
18139 PR tree-optimization/31358
18140 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18141 the step with a NULL_TREE.
18142 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18143 to sizetype if type is a pointer type.
18144 (add_candidate_1): Don't convert the base and step to
18145 the generic type if the orginal type is a pointer type.
18146 (add_iv_value_candidates): Use sizetype for the step
18147 if type is a pointer type.
18148 (cand_value_at): Likewise.
18149 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18151 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18152 Don't convert the tem affine to the type.
18153 (add_elt_to_tree): Use sizetype for the step if a pointer.
18154 Use POINTER_PLUS_EXPR for pointers.
18155 (aff_combination_to_tree): Use sizetype for the step if a
18158 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18160 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18161 Remove commutativity hint.
18163 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18167 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18168 errorneous type. Check that v is a VAR_DECL.
18170 PR middle-end/35099
18171 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18173 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18175 PR tree-optimization/35494
18176 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18177 may be overriden at link and run time.
18179 2008-03-10 Richard Guenther <rguenther@suse.de>
18181 PR tree-optimization/34677
18182 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18183 (poolify_tree): Likewise.
18184 (modify_expr_template): Likewise.
18185 (poolify_modify_stmt): Likewise.
18186 (insert_fake_stores): Handle all component-ref style stores
18187 in addition to INDIRECT_REF. Also handle complex types.
18188 Do not poolify the inserted load.
18189 (realify_fake_stores): Do not rebuild the tree but only
18190 make it a SSA_NAME copy.
18191 (init_pre): Remove initialzation of modify_expr_template.
18192 Do not allocate modify_expr_node_pool.
18193 (fini_pre): Do not free modify_expr_node_pool.
18195 2008-03-10 Paul Brook <paul@codesourcery.com>
18197 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18198 to avoid conflicts.
18200 2008-03-10 Paul Brook <paul@codesourcery.com>
18201 Mark Shinwell <shinwell@codesourcery.com>
18203 * config/arm/cortex-r4.md: New.
18204 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18206 * config/arm/arm.md: Include cortex-r4.md.
18207 (insn): Add smmls, sdiv and udiv values.
18208 (generic_sched): Don't use generic scheduling for Cortex-R4.
18209 (arm_issue_rate): New function.
18210 (TARGET_SCHED_ISSUE_RATE): Define.
18212 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18214 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18216 2008-03-10 Richard Guenther <rguenther@suse.de>
18218 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18219 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18221 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18223 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18224 Set default to true.
18226 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18228 * c.opt (Wsynth): Deprecate.
18229 * doc/invoke.texi (Option Summary, Warning Options): Document
18230 -Wno-format-contains-nul.
18232 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18235 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18236 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18238 2008-03-09 Ira Rosen <irar@il.ibm.com>
18240 * config/rs6000/rs6000.c (builtin_description): Rename vector
18241 left shift operations.
18242 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18243 (altivec_vsl<VI_char>): Rename to ...
18244 (ashl<mode>3): ... new name.
18245 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18247 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18249 2008-03-08 Richard Guenther <rguenther@suse.de>
18251 * coverage.h (tree_coverage_counter_addr): Declare.
18252 * coverage.c (tree_coverage_counter_addr): New function.
18253 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18254 before using again.
18255 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18256 (tree_gen_one_value_profiler): Likewise.
18257 (tree_gen_ic_profiler): Likewise.
18258 (tree_gen_average_profiler): Likewise.
18259 (tree_gen_ior_profiler): Likewise.
18261 2008-03-08 Richard Guenther <rguenther@suse.de>
18263 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18264 (vn_binary_op_insert): Likewise.
18265 (vn_unary_op_lookup): Likewise.
18266 (vn_unary_op_insert): Likewise.
18267 (vn_nary_op_lookup): Declare.
18268 (vn_nary_op_insert): Likewise.
18269 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18270 and binary hashes, use a single obstack for unary_op_pool
18271 and binary_op_pool.
18272 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18273 a single struct vn_nary_op_s. Store tree code length and
18274 a variable number of operands.
18275 (struct vn_reference_op_struct): Remove unused op2.
18276 (vn_reference_op_eq): Do not compare op2.
18277 (vn_reference_op_compute_hash): Do not compute hash of op2.
18278 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18279 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18280 with vn_nary_op_compute_hash.
18281 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18282 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18284 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18286 (visit_unary_op): Call nary functions.
18287 (visit_binary_op): Likewise.
18288 (process_scc): Adjust for struct vn_tables_s changes.
18289 (allocate_vn_table): Likewise.
18290 (free_vn_table): Likewise.
18291 * tree-vn.c (vn_add): Call nary functions.
18292 (vn_lookup): Likewise.
18294 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18297 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18298 wdst back after sync_compare_and_swapqhi_internal.
18300 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18303 * config/i386/i386-modes.def (V1DI): New vector mode.
18304 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18305 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18306 (MMXMODE248): Ditto.
18307 (MMXMODE): Add V1DI mode.
18308 (mmxvecsize): Change DI mode to V1DI mode.
18309 ("mov<mode>): Use MMXMODEI8 mode iterator.
18310 ("*mov<mode>_internal_rex64"): Ditto.
18311 ("*mov<mode>_internal"): Ditto.
18312 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18313 ("mmx_sub<mode>3"): Ditto.
18314 ("mmx_adddi3"): Remove insn pattern.
18315 ("mmx_subdi3"): Ditto.
18316 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18317 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18318 ("mmx_ashl<mode>3"): Ditto.
18319 ("mmx_lshrdi3"): Remove insn pattern.
18320 ("mmx_ashldi3"): Ditto.
18321 * config/i386/i386.c (classify_argument): Handle V1DImode.
18322 (function_arg_advance_32): Ditto.
18323 (function_arg_32): Ditto.
18324 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18325 mmx_addv1di3 insn pattern.
18326 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18327 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18328 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18329 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18330 Remove definitions of built-in functions.
18331 (V1DI_type_node): New node.
18332 (v1di_ftype_v1di_int): Ditto.
18333 (v1di_ftype_v1di_v1di): Ditto.
18334 (v2si_ftype_v2si_si): Ditto.
18335 (v4hi_ftype_v4hi_di): Remove node.
18336 (v2si_ftype_v2si_di): Ditto.
18337 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18338 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18339 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18340 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18341 Add new builtins using def_builtin_const.
18342 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18343 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18344 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18345 * config/i386/mmintrin.h (__v1di): New typedef.
18346 (_mm_add_si64): Cast arguments to __v1di type.
18347 (_mm_sub_si64): Ditto.
18348 (_mm_sll_pi16): Cast __count to __v4hi type.
18349 (_mm_sll_pi32): Cast __count to __v2si type.
18350 (_mm_sll_si64): Cast arguments to __v1di type.
18351 (_mm_srl_pi16): Cast __count to __v4hi type.
18352 (_mm_srl_pi32): Cast __count to __v2si type.
18353 (_mm_srl_si64): Cast arguments to __v1di type.
18354 (_mm_sra_pi16): Cast __count to __v4hi type.
18355 (_mm_sra_pi32): Cast __count to __v2si type.
18356 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18357 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18358 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18359 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18360 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18361 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18362 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18363 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18364 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18365 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18366 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18367 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18369 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18371 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18373 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18376 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18377 reg+const addressing for Altivec modes. Don't generate reg+reg
18378 addressing for TFmode or TDmode quantities.
18380 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18382 * c-common.c (vector_types_convertible_p): Call langhook
18383 instead of comptypes.
18385 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18388 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18389 integral and scalar float variables which have a
18392 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18394 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18395 dwarf_register_span hook when emitting unwind information for
18396 register-to-memory saves.
18397 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18398 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18400 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18402 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18403 for the same VAR_DECL.
18405 2008-03-06 Tom Tromey <tromey@redhat.com>
18407 * treelang: Delete.
18408 * doc/standards.texi (Standards): Don't mention treelang.
18409 * doc/invoke.texi (Overall Options): Don't mention treelang.
18410 * doc/install.texi (Prerequisites): Don't mention bison or
18412 (Configuration): Don't mention treelang.
18413 (Building): Likewise.
18414 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18416 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18418 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18419 word-extractions out of a multi-word object.
18421 2008-03-06 Richard Guenther <rguenther@suse.de>
18423 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18424 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18425 result type and precision.
18426 * expr.c (get_inner_reference): Set unsignedp based on the result
18427 type of BIT_FIELD_REF.
18428 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18429 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18430 (try_instantiate_multiple_fields): Likewise. Use the correct type
18432 (sra_build_assignment): Likewise.
18433 (sra_build_elt_assignment): Likewise.
18434 (sra_explode_bitfield_assignment): Likewise.
18435 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18436 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18437 set BIT_FIELD_REF_UNSIGNED.
18438 (vectorizable_load): Likewise.
18440 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18442 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18445 2008-03-06 Richard Guenther <rguenther@suse.de>
18447 * alias.c (struct alias_set_entry): Move has_zero_child field
18448 to pack with alias_set.
18450 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18452 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18455 2008-03-05 Ian Lance Taylor <iant@google.com>
18457 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18459 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18461 * fwprop.c (update_df): Support width and offset parameters of
18463 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18464 global_conflicts): Change DF_REF_EXTRACT to either
18465 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18466 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18467 * df-scan.c (df_ref_record, df_defs_record,
18468 df_ref_create_structure, df_def_record_1, df_uses_record,
18469 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18470 df_bb_refs_collect, df_entry_block_defs_collect,
18471 df_exit_block_uses_collect): Support new width and offset fields.
18472 (ref_extract_pool): New storage pool.
18473 (df_free_ref): New function.
18474 (df_reg_chain_unlink, df_free_collection_rec,
18475 df_sort_and_compress_refs): Call df_free_ref.
18476 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18478 (df_ref_create_structure): Allocate df_ref_extract if offset and
18479 width fields are used.
18480 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18481 (df_uses_record): Get offset and width from ZERO_EXTRACT
18483 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18484 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18485 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18486 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18487 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18488 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18489 (df_ref_extract): New structure.
18490 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18491 (df_ref_create): Add width and offset parameters.
18493 2008-03-05 Richard Guenther <rguenther@suse.de>
18495 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18496 Use ranges_overlap_p.
18497 (offset_overlaps_with_access): Rename
18498 to ranges_overlap_p and move ...
18499 * tree-flow-inline.h (ranges_overlap_p): ... here.
18501 * tree.h (get_inner_reference, handled_component_p): Update
18504 * tree.h (record_component_aliases, get_alias_set,
18505 alias_sets_conflict_p, alias_sets_must_conflict_p,
18506 objects_must_conflict_p): Move declarations ...
18507 * alias.h (record_component_aliases, get_alias_set,
18508 alias_sets_conflict_p, alias_sets_must_conflict_p,
18509 objects_must_conflict_p): ... here.
18510 Include coretypes.h.
18511 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18513 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18515 * cfg.c: Include tree-flow.h.
18516 (remove_edge_raw): Call redirect_edge_var_map_clear.
18517 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18518 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18519 (redirect_edge_var_map_result): New.
18520 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18521 PENDING_STMT use with redirect_edge_var_map_*.
18522 * tree-ssa.c (edge_var_maps): New definition.
18523 (redirect_edge_var_map_add): New.
18524 (redirect_edge_var_map_clear): New.
18525 (redirect_edge_var_map_dup): New.
18526 (redirect_edge_var_map_vector): New.
18527 (redirect_edge_var_map_destroy): New.
18528 (ssa_redirect_edge): Replace PENDING_STMT use with
18529 redirect_edge_var_map_*.
18530 (flush_pending_stmts): Same.
18531 (delete_tree_ssa): Destroy edge var map.
18532 * tree-flow.h (struct _edge_var_map): New.
18533 Define edge_var_map vector type.
18534 Declare redirect_edge_var_map_* prototypes.
18535 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18536 * tree-cfg.c (reinstall_phi_args): Replace
18537 PENDING_STMT use with redirect_edge_var_map_*.
18539 2008-03-05 Richard Guenther <rguenther@suse.de>
18541 PR tree-optimization/35472
18542 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18543 whose single use_stmt has a overlapping set of loaded and
18544 stored symbols as that use_stmt might be a noop assignment then.
18546 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18548 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18550 2008-03-05 Richard Guenther <rguenther@suse.de>
18553 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18554 should be constants.
18555 * tree-cfg.c (verify_expr): Verify it.
18556 * fold-const.c (fold_truthop): Remove code generating
18557 BIT_FIELD_REFs of structure bases.
18558 (fold_binary): Likewise.
18559 (fold_ternary): Position and size of BIT_FIELD_REFs are
18560 always host integers.
18561 (make_bit_field_ref): Remove.
18562 (optimize_bit_field_compare): Remove.
18563 (all_ones_mask_p): Remove.
18565 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18568 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18569 (split_block_and_df_analyze): New. Split basic block and rebuild
18571 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18573 (split_pattern_seq): Likewise.
18574 (erase_matching_seqs): Likewise.
18575 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18577 2008-03-04 Geoff Keating <geoffk@apple.com>
18579 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18580 declaration and code.
18581 (tree_invalid_nonnegative_warnv_p): Likewise.
18583 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18585 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18586 examples. Truncate option-names then causing overfull hbox.
18588 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18591 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18593 * configure: Rebuilt.
18595 2008-03-04 Rafael Espindola <espindola@google.com>
18597 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18598 (tree_unary_nonnegative_warnv_p): New.
18599 (tree_binary_nonnegative_warnv_p): New.
18600 (tree_single_nonnegative_warnv_p): New.
18601 (tree_invalid_nonnegative_warnv_p): New.
18602 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18604 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18607 * opts.c (handle_option): Postpone 'unknown option' errors only for
18610 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18613 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18616 2008-03-04 Rafael Espindola <espindola@google.com>
18618 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18619 (tree_binary_nonzero_warnv_p): New.
18620 (tree_single_nonzero_warnv_p): New.
18621 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18623 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18625 PR middle-end/35456
18626 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18627 transformations for modes that have signed zeros.
18628 * ifcvt.c (noce_try_abs): Ditto.
18630 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18632 * config/i386/i386.c (override_options): Force
18633 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18635 2008-03-04 Jan Hubicka <jh@suse.cz>
18638 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18641 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18643 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18644 label to probe the stack.
18646 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18648 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18649 (__gthr_win32_mutex_destroy): Declare.
18650 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18651 __gthr_win32_mutex_destroy.
18652 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18654 2008-03-03 Jan Hubicka <jh@suse.cz>
18657 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18658 aggressive on inlining cold calls.
18660 2008-03-03 Richard Guenther <rguenther@suse.de>
18662 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18663 struct copies into the expression table.
18664 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18665 (try_to_simplify): Likewise.
18666 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18667 integral and pointer arguments which do not change the
18668 precision to NOP_EXPRs.
18669 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18670 VIEW_CONVERT_EXPR case.
18672 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18674 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18675 defined in a loop at depth 0 is invariant.
18676 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18677 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18678 be called at loop depth 0.
18680 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18683 * gcc.c (process_command): Update copyright notice dates.
18684 * gcov.c (print_version): Likewise.
18685 * gcov-dump.c (print_version): Likewise.
18686 * mips-tfile.c (main): Likewise.
18687 * mips-tdump.c (main): Likewise.
18689 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18692 * c-common.c (flag_permissive): Delete.
18693 (constant_expression_warnings): Check flags first.
18694 (constant_expression_error): New.
18695 * c-common.h (flag_permissive): Delete.
18696 (constant_expression_error): Declare.
18697 * flags.h (flag_permissive): Declare. Update description.
18698 * diagnostic.c (pedwarn): Update.
18700 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18701 (permissive_error_kind): New.
18702 * toplev.c (flag_permissive): Define. Update description.
18703 * toplev.h (permissive_error_kind): Declare.
18704 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18705 (pedwarn_c90): Use pedantic_warning_kind.
18706 * c-opts.c (c_common_post_options): flag_permissive does not affect
18707 flag_pedantic_errors.
18709 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18711 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18712 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18713 __absvsi2, __absvDI2): Use unsigned arithmetic.
18715 2008-03-02 Andi Kleen <ak@suse.de>
18716 Richard Guenther <rguenther@suse.de>
18718 * struct-equiv.c: Remove file.
18719 * cfg_cleanup.c (condjump_equiv_p): Remove.
18720 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18721 (struct-equiv.o): Remove rule.
18722 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18723 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18724 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18726 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18728 * ifcvt.c (noce_process_if_block): Try to handle only the then
18729 block if the else block exists but isn't suitable.
18731 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18734 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18735 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18736 regression from previous patch.
18738 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18741 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18743 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18744 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18745 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18746 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18747 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18748 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18749 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18750 (__gthread_mutex_destroy_function): Rename to
18751 __gthread_mutex_destroy.
18752 * gthr-dce.h (__gthread_mutex_destroy): Call
18753 pthread_mutex_destroy.
18754 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18755 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18756 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18758 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18760 * df-scan.c (df_ref_chain_change_bb): Simplify.
18761 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18762 set_block_for_insn if there's any change.
18763 * df.h ((df_insn_change_bb): Fix prototype.
18764 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18765 df_insn_change_bb, don't call set_block_for_insn.
18766 * emit-rtl.c (reorder_insns): Likewise.
18767 * haifa-sched.c (move_insn): Likewise.
18769 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18771 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18773 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18775 * tree-flow-inline.h (next_readonly_imm_use): Return
18776 NULL_USE_OPERAND_P after the end.
18778 2008-03-01 Richard Guenther <rguenther@suse.de>
18780 PR tree-optimization/35411
18781 * tree-sra.c (sra_build_assignment): Split conversion to
18782 final type to a separate statement if we are not assigning
18785 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18787 * fold-const.c (fold_convertible_p): Correct the logic to follow
18788 that in fold_convert().
18790 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18793 * tree-inline.c (build_duplicate_type): When we make a
18794 duplicate type, make it unique in the canonical types system.
18796 2008-02-29 Tom Tromey <tromey@redhat.com>
18798 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18799 input_file_stack_history, input_file_stack_restored): Remove.
18800 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18801 * input.h (struct file_stack): Remove.
18802 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18803 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18805 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18807 (diagnostic_last_module_changed): Add 'map' argument.
18808 (diagnostic_set_last_function): Likewise.
18809 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18810 line map, not input_file_stack.
18811 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18813 2008-02-29 Paul Brook <paul@codesourcery.com>
18815 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18817 2008-02-29 Paul Brook <paul@codesourcery.com>
18819 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18821 2008-02-29 Richard Guenther <rguenther@suse.de>
18823 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18825 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18826 value for comparing for a store match.
18827 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18828 (try_to_simplify): Do not do a full-blown reference lookup.
18830 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18832 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18833 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18835 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18837 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18839 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18840 strides against cache sizes.
18842 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18844 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18847 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18849 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18850 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18851 is smaller than the original promoted value.
18852 (simplify_subreg): If OP is a SUBREG, try to preserve its
18853 SUBREG_PROMOTED_VAR_P information.
18855 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18857 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18858 (VN_INFO_GET): Allocate new objects on the obstack.
18859 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18860 for rpo_numbers_temp, for consistency.
18861 (free_scc_vn): Free the obstack.
18863 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18865 * doc/invoke.texi: Document -ftree-loop-distribution.
18866 * tree-loop-distribution.c: New.
18867 * tree-pass.h (pass_loop_distribution): New.
18868 * graphds.h (struct graph): Add htab_t indices.
18869 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18870 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18871 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18872 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18873 * tree-data-ref.c (debug_data_dependence_relations): New.
18874 (dump_data_dependence_relation): Also print data references.
18875 (free_data_ref): Extern.
18876 (same_access_functions): Moved...
18877 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18878 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18879 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18880 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18881 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18882 (stmts_from_loop): Skip LABEL_EXPR.
18883 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18885 (build_rdg): Initialize rdg->indices htab.
18886 (free_rdg, stores_from_loop, ref_base_address,
18887 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18888 have_similar_memory_accesses_1, ref_base_address_1,
18889 remove_similar_memory_refs): New.
18890 * tree-data-ref.h: Depend on tree-chrec.h.
18891 (debug_data_dependence_relations, free_data_ref): Declared.
18892 (same_access_functions): ... here.
18893 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18895 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18896 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18897 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18898 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18899 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18900 rdg_vertex_for_stmt): Declared.
18901 (struct rdg_edge): Add level.
18903 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18904 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18906 (rdg_has_similar_memory_accesses): New.
18907 * tree-vect-analyze.c: Remove unused static decls.
18908 * lambda.h (dependence_level): New.
18909 * common.opt (ftree-loop-distribution): New.
18910 * tree-flow.h (mark_virtual_ops_in_bb,
18911 slpeel_tree_duplicate_loop_to_edge_cfg,
18912 rename_variables_in_loop): Declared.
18913 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18914 (OBJS-common): Add tree-loop-distribution.o.
18915 (tree-loop-distribution.o): New rule.
18916 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18917 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18918 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18920 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18923 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18924 other than structures and unions.
18926 2008-02-28 Richard Guenther <rguenther@suse.de>
18929 2008-02-26 Richard Guenther <rguenther@suse.de>
18931 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18932 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18933 (lookup_decl_from_uid): Declare.
18934 (remove_decl_from_map): Likewise.
18935 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18936 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18937 (decl_for_uid_map): New global hashtable mapping DECL_UID
18939 (init_ttree): Allocate it.
18940 (insert_decl_to_uid_decl_map): New helper function.
18941 (make_node_stat): Insert new decls into the map.
18942 (copy_node_stat): Likewise.
18943 (lookup_decl_from_uid): New function.
18944 (remove_decl_from_map): Likewise.
18945 (print_decl_for_uid_map_statistics): New helper.
18946 (dump_tree_statistics): Call it.
18948 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18949 (referenced_var_iterator): Adjust.
18950 (FOR_EACH_REFERENCED_VAR): Adjust.
18951 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18952 (num_referenced_vars): Adjust.
18953 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18954 (first_referenced_var): Remove.
18955 (end_referenced_vars_p): Likewise.
18956 (next_referenced_var): Likewise.
18957 (referenced_var_iterator_set): New helper function.
18958 * tree-dfa.c (referenced_var_lookup): Adjust.
18959 (referenced_var_check_and_insert): Likewise.
18960 (remove_referenced_var): Likewise.
18961 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18962 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18963 (verify_call_clobbering): Likewise.
18964 (verify_memory_partitions): Likewise.
18965 (init_tree_ssa): Allocate bitmap instead of hashtable for
18967 (delete_tree_ssa): Adjust.
18968 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18970 (compute_tag_properties): Likewise.
18971 (set_initial_properties): Likewise.
18972 (find_partition_for): Likewise.
18973 (update_reference_counts): Likewise.
18974 (dump_may_aliases_for): Likewise.
18975 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18976 (add_call_clobber_ops): Likewise.
18977 (add_call_read_ops): Likewise.
18978 (get_asm_expr_operands): Likewise.
18979 * tree-into-ssa.c (dump_decl_set): Likewise.
18980 (update_ssa): Likewise.
18981 * tree-sra.c (scan_function): Likewise.
18982 (decide_instantiations): Likewise.
18983 (scalarize_parms): Likewise.
18984 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18985 (dsa_named_for): Likewise.
18986 * tree-ssa-structalias.c (update_alias_info): Likewise.
18987 (merge_smts_into): Likewise.
18989 2008-02-27 David Daney <ddaney@avtrex.com>
18992 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18993 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18994 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18995 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18996 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18998 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19001 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19002 (BUILT_IN_NEXTTOWARD): Remove.
19003 (BUILT_IN_NEXTTOWARDF): Ditto.
19004 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19005 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19007 2008-02-27 Tom Tromey <tromey@redhat.com>
19009 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19010 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19012 2008-02-27 Jan Beulich <jbeulich@novell.com>
19014 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19015 update the respective field on newdecl.
19017 2008-02-27 Revital Eres <eres@il.ibm.com>
19019 PR rtl-optimization/34999
19020 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19021 crossing edges that ends with a call insn.
19022 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19023 call insn and clear the EDGE_CROSSING flag of the crossing edge
19024 when fixing fallthru edges.
19026 2008-02-27 Richard Guenther <rguenther@suse.de>
19028 PR middle-end/35390
19029 * fold-const.c (fold_unary): Return the correct argument,
19030 converted to the result type.
19032 2008-02-27 Richard Guenther <rguenther@suse.de>
19034 PR middle-end/34971
19035 * expr.c (expand_expr_real_1): Assert on rotates that operate
19037 * fold-const.c (fold_binary): Use the types precision, not the
19038 bitsize of the mode if folding rotate expressions. Build rotates
19039 only for full modes.
19041 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19043 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19044 and CPP_PRAGMA_EOL.
19045 * c-pragma.c (pragma_ns_name): New typedef.
19046 (registered_pp_pragmas): New variable.
19047 (c_pp_lookup_pragma): New function.
19048 (c_register_pragma_1): If flag_preprocess_only, do nothing
19049 for non-expanded pragmas, for expanded ones push pragma's
19050 namespace and name into registered_pp_pragmas vector.
19051 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19052 flag_preprocess_only, don't register GCC pch_preprocess
19053 pragma if flag_preprocess_only.
19054 * c-opts.c (c_common_init): Call init_pragma even if
19055 flag_preprocess_only.
19056 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19057 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19058 cpp_register_pragma if flag_preprocess_only.
19060 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19063 * c-parser.c (c_parser_translation_unit): Warn for empty
19064 translation unit, not empty source file.
19066 2008-02-26 Paul Brook <paul@codesourcery.com>
19068 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19069 operand for Thumb-2.
19070 * config/arm/arm.h (reg_class): Add CORE_REGS.
19071 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19072 (BASE_REG_CLASS): Use CORE_REGS.
19073 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19074 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19075 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19076 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19077 ARM_REGNO_OK_FOR_INDEX_P.
19078 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19079 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19080 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19081 (ldm/stm peepholes): Ditto.
19082 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19083 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19084 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19085 * config/arm/constraints.md: Enable "k" constraint on ARM.
19087 2008-02-27 Ben Elliston <bje@au.ibm.com>
19089 * config/rs6000/rs6000.c: Annotate cache line size field in all
19090 instances of struct processor_costs.
19092 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19094 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19095 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19096 jump_bypass): New counters.
19097 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19098 * dce.c (gate_ud_dce): Same.
19099 (gate_fast_dce): Same.
19100 * dse.c (gate_dse1): New function.
19101 (gate_dse2): New function.
19102 (gate_dse): Merge results of new gate functions.
19103 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19104 (gate_handle_jump_bypass): Add dbg_cnt.
19105 (gate_handle_gcse): Add dbg_cnt.
19106 * ifcvt.c (gate_handle_if_conversion): Same.
19107 (gate_handle_if_after_combine): Same.
19108 (gate_handle_if_after_reload): Same.
19109 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19111 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19113 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19115 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19117 2008-02-26 Jason Merrill <jason@redhat.com>
19120 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19121 alone if it's the naming decl for the type's main variant.
19123 2008-02-26 Tom Tromey <tromey@redhat.com>
19125 * system.h (USE_MAPPED_LOCATION): Poison.
19126 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19127 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19128 (make_goto_expr_edges): Likewise.
19129 (remove_bb): Likewise.
19130 (execute_warn_function_return): Likewise.
19131 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19133 * c-common.c (fname_decl): Remove old location code.
19134 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19136 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19138 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19139 (gen_rtx_ASM_INPUT): Likewise.
19140 (gen_rtx_ASM_INPUT_loc): Likewise.
19141 (get_rtx_asm_OPERANDS): Remove.
19142 * cfglayout.c (insn_locators_alloc): Remove old location code.
19143 (set_curr_insn_source_location): Likewise.
19144 (curr_insn_locator): Likewise.
19145 * print-tree.c (print_node): Remove old location code.
19146 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19147 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19148 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19149 location_from_locus.
19150 (construct_exit_block): Remove old location code.
19151 * emit-rtl.c (force_next_line_note): Remove old location code.
19152 * profile.c (branch_prob): Remove old location code.
19153 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19154 LOC_LINE): Remove old-location variants.
19155 * langhooks.c (lhd_print_error_function): Remove old location
19157 * configure, config.in: Rebuilt.
19158 * configure.ac (--enable-mapped-location): Remove.
19159 * c-decl.c (c_init_decl_processing): Remove old location code.
19160 (finish_function): Likewise.
19161 * recog.c (decode_asm_operands): Remove old location code.
19162 * c-pch.c (c_common_read_pch): Remove old location code.
19163 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19165 * gimple-low.c (lower_function_body): Remove old location code.
19166 * toplev.c (unknown_location): Remove.
19167 (push_srcloc): Remove old-location variant.
19168 (process_options): Remove old location code.
19169 (lang_dependent_init): Likewise.
19170 * input.h (UNKNOWN_LOCATION): Move definition.
19171 (location_t): Undeprecate.
19172 (source_locus): Remove.
19173 (location_from_locus): Remove.
19174 (struct location_s): Remove.
19175 Remove all old-location code.
19176 (input_line, input_filename): Remove.
19177 * final.c (final_scan_insn): Remove old location code.
19178 * diagnostic.c (diagnostic_build_prefix): Remove
19179 USE_MAPPED_LOCATION test.
19180 * tree.h (gimple_stmt) <locus>: Now a location_t.
19181 (tree_exp) <locus>: Likewise.
19182 (DECL_IS_BUILTIN): Remove old-location variant.
19183 (annotate_with_file_line, annotate_with_locus): Likewise.
19184 (expr_locus, set_expr_locus): Update.
19185 * tree.c (build1_stat): Remove old location code.
19186 (last_annotated_node): Remove.
19187 (annotate_with_file_line): Remove old-location variant.
19188 (annotate_with_locus): Likewise.
19189 (expr_location): Remove old location code.
19190 (set_expr_location): Likewise.
19191 (expr_has_location): Likewise.
19192 (expr_locus): Likewise.
19193 (set_expr_locus): Likewise.
19194 (expr_filename): Don't use location_from_locus.
19195 (expr_lineno): Likewise.
19196 * rtl-error.c (location_for_asm): Remove old location code.
19197 * c-lex.c (cb_line_change): Remove old location code.
19198 (fe_file_change): Likewise.
19199 (cb_def_pragma): Likewise.
19200 (c_lex_with_flags): Likewise.
19201 * gengtype.c (do_typedef): Don't special-case location types.
19202 (define_location_structures): Remove.
19203 (main): Don't call define_location_structures.
19204 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19207 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19210 * builtins.def (BUILT_IN_STDARG_START): Remove.
19211 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19212 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19213 * tree-inline.c (inline_forbidden_p_1): Likewise.
19215 2008-02-26 Richard Guenther <rguenther@suse.de>
19217 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19218 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19219 (lookup_decl_from_uid): Declare.
19220 (remove_decl_from_map): Likewise.
19221 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19222 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19223 (decl_for_uid_map): New global hashtable mapping DECL_UID
19225 (init_ttree): Allocate it.
19226 (insert_decl_to_uid_decl_map): New helper function.
19227 (make_node_stat): Insert new decls into the map.
19228 (copy_node_stat): Likewise.
19229 (lookup_decl_from_uid): New function.
19230 (remove_decl_from_map): Likewise.
19231 (print_decl_for_uid_map_statistics): New helper.
19232 (dump_tree_statistics): Call it.
19234 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19235 (referenced_var_iterator): Adjust.
19236 (FOR_EACH_REFERENCED_VAR): Adjust.
19237 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19238 (num_referenced_vars): Adjust.
19239 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19240 (first_referenced_var): Remove.
19241 (end_referenced_vars_p): Likewise.
19242 (next_referenced_var): Likewise.
19243 (referenced_var_iterator_set): New helper function.
19244 * tree-dfa.c (referenced_var_lookup): Adjust.
19245 (referenced_var_check_and_insert): Likewise.
19246 (remove_referenced_var): Likewise.
19247 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19248 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19249 (verify_call_clobbering): Likewise.
19250 (verify_memory_partitions): Likewise.
19251 (init_tree_ssa): Allocate bitmap instead of hashtable for
19253 (delete_tree_ssa): Adjust.
19254 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19255 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19256 (compute_tag_properties): Likewise.
19257 (set_initial_properties): Likewise.
19258 (find_partition_for): Likewise.
19259 (update_reference_counts): Likewise.
19260 (dump_may_aliases_for): Likewise.
19261 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19262 (add_call_clobber_ops): Likewise.
19263 (add_call_read_ops): Likewise.
19264 (get_asm_expr_operands): Likewise.
19265 * tree-into-ssa.c (dump_decl_set): Likewise.
19266 (update_ssa): Likewise.
19267 * tree-sra.c (scan_function): Likewise.
19268 (decide_instantiations): Likewise.
19269 (scalarize_parms): Likewise.
19270 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19271 (dsa_named_for): Likewise.
19272 * tree-ssa-structalias.c (update_alias_info): Likewise.
19273 (merge_smts_into): Likewise.
19275 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19278 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19279 * c-opts.c (c_common_handle_option): Wall enables
19280 Wvolatile-register-var.
19281 * common.opt: Move Wvolatile-register-var to...
19284 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19286 * common.opt (Wlarger-than=): New.
19287 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19289 * opts.c (common_handle_option): Handle -Wlarger-than=.
19290 * optc-gen.awk: Likewise.
19291 * opth-gen.awk: Likewise.
19292 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19293 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19295 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19297 * c-common.c (match_case_to_enum_1): Add appropriate
19298 OPT_W* parameter to warning.
19299 (c_do_switch_warnings): Likewise.
19300 * c-typeck.c (warning_init): Add one more parameter following
19301 'warning' function.
19302 (push_init_level): Update call to warning_init.
19303 (pop_init_level): Likewise.
19304 (add_pending_init): Likewise.
19305 (output_init_element: Likewise.
19307 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19310 * toplev.c (toplev_main): If there are warnings or error, print
19311 errors for ignored options.
19312 * opts.c (ignored_options): New static variable.
19313 (postpone_unknown_option_error): New.
19314 (print_ignored_options): New.
19315 (handle_option): Postpone errors for unknown -Wno-* options.
19316 * opts.h (print_ignored_options): Declare.
19318 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19320 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19323 2008-02-25 Richard Guenther <rguenther@suse.de>
19326 2008-02-25 Richard Guenther <rguenther@suse.de>
19328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19330 (lookup_decl_from_uid): Declare.
19331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19333 (decl_for_uid_map): New global hashtable mapping DECL_UID
19335 (init_ttree): Allocate it.
19336 (insert_decl_to_uid_decl_map): New helper function.
19337 (make_node_stat): Insert new decls into the map.
19338 (copy_node_stat): Likewise.
19339 (lookup_decl_from_uid): New function.
19340 (print_decl_for_uid_map_statistics): New helper.
19341 (dump_tree_statistics): Call it.
19343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19344 (referenced_var_iterator): Adjust.
19345 (FOR_EACH_REFERENCED_VAR): Adjust.
19346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19347 (num_referenced_vars): Adjust.
19348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19349 (first_referenced_var): Remove.
19350 (end_referenced_vars_p): Likewise.
19351 (next_referenced_var): Likewise.
19352 (referenced_var_iterator_set): New helper function.
19353 * tree-dfa.c (referenced_var_lookup): Adjust.
19354 (referenced_var_check_and_insert): Likewise.
19355 (remove_referenced_var): Likewise.
19356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19358 (verify_call_clobbering): Likewise.
19359 (verify_memory_partitions): Likewise.
19360 (init_tree_ssa): Allocate bitmap instead of hashtable for
19362 (delete_tree_ssa): Adjust.
19363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19365 (compute_tag_properties): Likewise.
19366 (set_initial_properties): Likewise.
19367 (find_partition_for): Likewise.
19368 (update_reference_counts): Likewise.
19369 (dump_may_aliases_for): Likewise.
19370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19371 (add_call_clobber_ops): Likewise.
19372 (add_call_read_ops): Likewise.
19373 (get_asm_expr_operands): Likewise.
19374 * tree-into-ssa.c (dump_decl_set): Likewise.
19375 (update_ssa): Likewise.
19376 * tree-sra.c (scan_function): Likewise.
19377 (decide_instantiations): Likewise.
19378 (scalarize_parms): Likewise.
19379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19380 (dsa_named_for): Likewise.
19381 * tree-ssa-structalias.c (update_alias_info): Likewise.
19382 (merge_smts_into): Likewise.
19384 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19387 * doc/invoke.texi (-fcx-limited-range): Document new option.
19388 * toplev.c (process_options): Handle -fcx-fortran-rules.
19389 * common.opt: Add documentation for -fcx-fortran-rules.
19391 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19394 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19395 actual behaviour and C99.
19397 2008-02-26 Ben Elliston <bje@au.ibm.com>
19399 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19400 (ASM_CPU_POWER6_SPEC): Likewise.
19401 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19402 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19403 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19405 2008-02-25 Richard Guenther <rguenther@suse.de>
19407 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19408 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19409 (lookup_decl_from_uid): Declare.
19410 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19411 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19412 (decl_for_uid_map): New global hashtable mapping DECL_UID
19414 (init_ttree): Allocate it.
19415 (insert_decl_to_uid_decl_map): New helper function.
19416 (make_node_stat): Insert new decls into the map.
19417 (copy_node_stat): Likewise.
19418 (lookup_decl_from_uid): New function.
19419 (print_decl_for_uid_map_statistics): New helper.
19420 (dump_tree_statistics): Call it.
19422 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19423 (referenced_var_iterator): Adjust.
19424 (FOR_EACH_REFERENCED_VAR): Adjust.
19425 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19426 (num_referenced_vars): Adjust.
19427 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19428 (first_referenced_var): Remove.
19429 (end_referenced_vars_p): Likewise.
19430 (next_referenced_var): Likewise.
19431 (referenced_var_iterator_set): New helper function.
19432 * tree-dfa.c (referenced_var_lookup): Adjust.
19433 (referenced_var_check_and_insert): Likewise.
19434 (remove_referenced_var): Likewise.
19435 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19436 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19437 (verify_call_clobbering): Likewise.
19438 (verify_memory_partitions): Likewise.
19439 (init_tree_ssa): Allocate bitmap instead of hashtable for
19441 (delete_tree_ssa): Adjust.
19442 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19444 (compute_tag_properties): Likewise.
19445 (set_initial_properties): Likewise.
19446 (find_partition_for): Likewise.
19447 (update_reference_counts): Likewise.
19448 (dump_may_aliases_for): Likewise.
19449 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19450 (add_call_clobber_ops): Likewise.
19451 (add_call_read_ops): Likewise.
19452 (get_asm_expr_operands): Likewise.
19453 * tree-into-ssa.c (dump_decl_set): Likewise.
19454 (update_ssa): Likewise.
19455 * tree-sra.c (scan_function): Likewise.
19456 (decide_instantiations): Likewise.
19457 (scalarize_parms): Likewise.
19458 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19459 (dsa_named_for): Likewise.
19460 * tree-ssa-structalias.c (update_alias_info): Likewise.
19461 (merge_smts_into): Likewise.
19463 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19466 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19467 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19468 * alias.h (nonoverlapping_memrefs_p): Likewise.
19470 2008-02-25 Jan Beulich <jbeulich@novell.com>
19472 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19473 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19474 __emultls_get_address, __emultls_register_common,
19475 __floatundi?f, and _Unwind_GetIPInfo.
19476 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19477 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19478 (gen_regparm_prefix): Likewise.
19479 (i386_nlm_encode_section_info): Sync with
19480 config/i386/winnt.c:i386_pe_encode_section_info().
19481 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19482 i386_nlm_mangle_decl_assembler_name): New.
19483 (netware_override_options): New.
19484 * config/i386/netware.h (netware_override_options): Declare.
19485 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19486 (i386_nlm_mangle_decl_assembler_name): Declare.
19487 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19489 2008-02-25 Ben Elliston <bje@au.ibm.com>
19492 * c-decl.c (grokdeclarator): Remove unused local variables
19493 `typedef_type' and `type_as_written'.
19495 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19496 unused local variable `has_hot_blocks'.
19497 (fix_crossing_conditional_branches): Remove unused local variable
19500 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19502 PR middle-end/19984
19503 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19504 using DEF_C99_BUILTIN.
19505 (BUILT_IN_NANF): Ditto.
19506 (BUILT_IN_NANL): Ditto.
19508 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19509 Revital Eres <eres@il.ibm.com>
19511 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19512 regarding the order of two dependent insns in the same row.
19514 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19516 * stor-layout.c (layout_decl): Do not bump the alignment of a
19517 bit-field to more than byte alignment if it is packed.
19519 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19521 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19524 2008-02-24 Diego Novillo <dnovillo@google.com>
19526 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19529 * tree-vrp.c (vrp_evaluate_conditional): With
19530 -Wtype-limits, emit a warning when comparing against a
19531 constant outside the natural range of OP0's type.
19532 * c.opt (Wtype-limits): Move ...
19533 * common.opt (Wtype-limits): ... here.
19535 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19537 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19538 * config/rs6000/e300c2c3.md: New file.
19539 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19541 (rs6000_override_options): Add e300c2 and e300c3 cases to
19542 processor_target_table. Do not allow usage of Altivec or Spe
19543 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19544 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19545 * config/rs6000/rs6000.h (processor_type): Add
19546 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19547 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19548 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19549 and ppce300c3. Include e300c2c3.md.
19551 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19553 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19554 instead of TARGET_STRICT_ALIGN.
19556 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19558 * explow.c (memory_address): Assert that the generated address is
19561 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19564 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19565 * config/darwin-ppc-ldouble-patch.def: New file.
19566 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19567 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19568 SUBTARGET_INIT_BUILTINS if defined.
19569 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19572 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19575 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19576 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19578 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19581 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19582 file" warning condtional on -Winvalid-PCH.
19584 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19586 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19588 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19592 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19593 prevent reload from using MMX registers.
19594 (*mov<mode>_internal): Ditto.
19595 (*movv2sf_internal_rex64): Ditto.
19596 (*movv2sf_internal): Ditto.
19598 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19600 PR documentation/31569
19601 * doc/install.texi2html: Use makeinfo --no-number-sections.
19603 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19605 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19606 ensure that we can address an entire entity > 8 bytes. Don't
19607 generate reg+reg addressing for such data.
19609 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19611 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19612 strings when optimizing for size, unless the target cares about
19615 2008-02-22 Tom Tromey <tromey@redhat.com>
19617 * regclass.c (current_pass): Remove declaration.
19619 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19621 * config/avr/libgcc.S (__RAMPZ__): Define.
19622 (__do_copy_data): Add for devices with 128KB code memory.
19624 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19626 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19628 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19630 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19632 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19635 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19638 * c-typeck.c (build_binary_op): Warn about floating point
19639 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19641 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19644 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19645 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19647 (rs6000_override_options): Set altivec_abi as default, not override,
19648 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19649 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19650 is used; use new member spe_abi.
19651 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19652 spe_abi and altivec_abi.
19654 2008-02-22 Tomas Bily <tbily@suse.cz>
19656 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19658 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19661 * config.build (build_file_translate): Set to `CMD //c' only if
19663 * Makefile.in (build_file_translate): Improve comment.
19665 2008-02-21 Jan Hubicka <jh@suse.cz>
19667 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19668 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19669 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19671 2008-02-21 Michael Matz <matz@suse.de>
19674 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19676 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19678 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19679 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19680 as insn constraint.
19681 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19682 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19683 SSE_VEC_FLOAT_MODE_P as insn constraint.
19684 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19685 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19686 sse4a_movntdf using MODEF mode iterator.
19687 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19688 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19689 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19690 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19691 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19692 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19693 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19695 2008-02-21 Richard Guenther <rguenther@suse.de>
19697 * tree.def (PAREN_EXPR): New tree code.
19698 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19700 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19701 * expr.c (expand_expr_real_1): Likewise.
19702 * tree-inline.c (estimate_num_insns_1): Likewise.
19703 * tree-complex.c (expand_complex_move): Likewise.
19704 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19707 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19710 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19712 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19715 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19717 * config/sh/sh.c (find_barrier): Don't go past
19718 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19720 2008-02-20 DJ Delorie <dj@redhat.com>
19722 * config/h8300/h8300.md (insv): Force source operand to be a register.
19724 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19725 as a jump, not as a plain insn.
19727 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19729 * doc/invoke.texi (Warning Options): Add new option
19730 -Wframe-larger-than=.
19731 (-Wframe-larger-than): Document.
19733 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19734 Add declarations for new option variables.
19736 * final.c (final_start_function): Check the frame size
19737 before emission and issue a Wframe-larger-than warning.
19739 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19740 Add definitions for new option variables.
19741 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19743 * common.opt (Wframe-larger-than=): New option.
19745 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19747 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19748 (<sse>_div<mode>3): Ditto.
19749 (<sse>_vmdiv<mode>3): Ditto.
19750 (<sse>_vmsqrt<mode>2): Ditto.
19751 (*smax<mode>3): Ditto.
19752 (sse5_frcz<mode>2): Ditto.
19753 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19754 as insn constraint.
19756 2008-02-20 Richard Guenther <rguenther@suse.de>
19758 PR middle-end/35265
19759 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19760 be happy with INTEGRAL_TYPE_P.
19762 2008-02-20 Richard Guenther <rguenther@suse.de>
19764 * fold-const.c (split_tree): Associate floatig-point expressions
19765 if flag_associative_math is set.
19767 2008-02-20 Richard Guenther <rguenther@suse.de>
19769 * tree.h (fold_real_zero_addition_p): Declare.
19770 * fold-const.c (fold_real_zero_addition_p): Export.
19771 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19772 floating-point operations with zero and one.
19774 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19776 * doc/install.texi: Correct references to CFLAGS, replacing them
19777 with BOOT_CFLAGS. Document flags used during bootstrap for
19780 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19782 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19783 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19784 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19786 (smin<mode>3): Ditto from similar patterns.
19787 (smax<mode>3): Ditto.
19788 (*ieee_smin<mode>3): Ditto.
19789 (*ieee_smax<mode>3): Ditto.
19790 * config/i386/sse.md (sse): New mode attribute.
19791 (mov<mode>): Macroize expander from movv4sf and movv2df using
19792 SSEMODEF2P mode iterator.
19793 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19794 SSE_VEC_FLOAT_MODE_P as insn constraint.
19795 (storent<mode>): Ditto.
19796 (storent<mode>): Macroize expander from storentsf and storentdf using
19797 MODEF mode iterator.
19798 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19799 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19800 (abs<mode>2): Ditto from similar patterns.
19801 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19802 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19803 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19804 (<sse>_vmsqrt<mode>2): Ditto.
19805 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19806 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19807 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19808 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19809 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19810 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19811 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19813 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19814 iterator and SSE_FLOAT_MODE_P as insn constraint.
19815 (<sse>_ucomi): Ditto from similar patterns.
19816 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19817 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19818 SSE_VEC_FLOAT_MODE_P as insn constraint.
19819 (vcond<mode>): Ditto from similar patterns.
19820 (and<mode>3, *and<mode>3): Ditto.
19821 (<sse>_nand<mode>3): Ditto.
19822 (ior<mode>3, *ior<mode>3): Ditto.
19823 (xor<mode>3, *xor<mode>3): Ditto.
19824 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19825 iterator and SSE_FLOAT_MODE_P as insn constraint.
19826 (*nand<mode>3): Ditto from similar patterns.
19827 (*ior<mode>3): Ditto.
19828 (*xor<mode>3): Ditto.
19830 2008-02-20 Ira Rosen <irar@il.ibm.com>
19832 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19833 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19834 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19836 2008-02-19 Jan Hubicka <jh@suse.cz>
19838 * predict.c (tree_bb_level_predictions): Remove variable next
19839 mistakely introduced by previous commit.
19841 2008-02-19 Jan Hubicka <jh@suse.cz>
19843 * predict.c (predict_paths_leading_to): Rewrite.
19844 (predict_paths_for_bb): New.
19845 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19847 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19850 * Makefile.in (build_file_translate): New.
19851 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19852 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19853 * configure.ac (build_file_translate): Substitute it.
19854 * configure: Regenerate.
19856 2008-02-19 Jan Hubicka <jh@suse.cz>
19858 PR rtl-optimization/34408
19859 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19862 2008-02-19 Jan Hubicka <jh@suse.cz>
19864 PR middle-end/28779
19865 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19868 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19871 * config/i386/i386-modes.def: Revert the last DI alignment
19872 change until Ada people can look into it.
19874 2008-02-19 Nick Clifton <nickc@redhat.com>
19876 * opts.c (print_specific_help): Fix typo in --help text.
19878 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19881 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19882 32-bit inline asm without asm alternatives for host GCC < 3.0.
19884 2008-02-19 Richard Guenther <rguenther@suse.de>
19886 PR tree-optimization/34989
19887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19888 Allow propagation to INDIRECT_REF if we can simplify only.
19890 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19892 * c-common.c (warn_for_collisions_1): Use appropriate option when
19895 2008-02-19 Nick Clifton <nickc@redhat.com>
19898 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19899 (handle_options): Fix indentation.
19900 (print_filtered_help): If no language-specific options were
19901 displayed tell the user how to list all the options supported by
19902 the language's front-end.
19903 (print_specific_help): Fix indentation and remove duplicate line.
19904 (common_handle_option): Handle the -v option.
19905 For --help enable the display of undocumented options if the -v
19906 switch has been included on the command line.
19907 For --help= check for overlaps in the arguments between the option
19908 classes and the language names and issue a warning when they
19909 cannot be disambiguated.
19910 * c.opt (v): Pass on to the common option handler.
19912 2008-02-19 Revital Eres <eres@il.ibm.com>
19914 * modulo-sched.c (sms_schedule): Change dump message when
19915 create_ddg function fails.
19916 (try_scheduling_node_in_cycle): Rename row to cycle.
19917 (print_partial_schedule): Rename CYCLE to ROW.
19919 2008-02-19 Christian Bruel <christian.bruel@st.com>
19920 Zdenek Dvorak <ook@ucw.cz>
19922 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19924 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19927 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19928 (*x86_movdicc_0_m1_se): Ditto.
19930 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19932 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19933 (CMPtype): Define as __gcc_CMPtype.
19934 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19935 (CMPtype): Define as __gcc_CMPtype.
19937 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19939 Support valgrind 3.3 for --enable-checking=valgrind.
19940 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19942 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19943 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19944 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19945 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19946 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19947 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19948 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19950 * ggc-zone.c: Similar.
19951 * ggc-page.c: Similar.
19953 2008-02-19 Paul Brook <paul@codesourcery.com>
19956 * config/arm/ieee754-df.S: Fix do_it typo.
19957 * config/arm/ieee754-sf.S: Fix do_it typo.
19959 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19962 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19963 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19964 (OPTION_MASK_ISA_SSE_SET): Likewise.
19965 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19966 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19967 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19968 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19969 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19970 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19971 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19972 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19973 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19974 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19975 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19976 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19977 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19978 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19979 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19980 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19981 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19982 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19983 (OPTION_MASK_ISA_SSE4): Removed.
19984 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19985 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19986 (override_options): Don't turn on implied SSE/MMX bits in
19989 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19991 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19994 2008-02-18 Joey Ye <joey.ye@intel.com>
19996 PR middle-end/34921
19997 * tree-nested.c (insert_field_into_struct): Set type alignment
19998 to field alignment if the former is less than the latter.
20000 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20002 * BASE-VER: Set to 4.4.0.
20004 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20006 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20007 * doc/cfg.texi: Likewise.
20008 * doc/extend.texi: Likewise.
20009 * doc/gty.texi: Likewise.
20010 * doc/invoke.texi: Likewise.
20011 * doc/loop.texi: Likewise.
20012 * doc/md.texi: Likewise.
20013 * doc/passes.texi: Likewise.
20014 * doc/rtl.texi: Likewise.
20015 * doc/sourcebuild.texi: Likewise.
20016 * doc/tm.texi: Likewise.
20017 * doc/tree-ssa.texi: Likewise.
20019 2008-02-17 Richard Guenther <rguenther@suse.de>
20021 PR middle-end/35227
20022 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20023 without default definition.
20025 2008-02-17 Richard Guenther <rguenther@suse.de>
20027 PR tree-optimization/35231
20028 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20031 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20034 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20035 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20036 libgcc_cmp_return mode.
20038 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20041 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20043 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20045 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20048 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20050 * doc/c-tree.texi: Use `@.' where appropriate.
20051 * doc/extend.texi: Likewise.
20052 * doc/install.texi: Likewise.
20053 * doc/invoke.texi: Likewise.
20054 * doc/loop.texi: Likewise.
20055 * doc/makefile.texi: Likewise.
20056 * doc/md.texi: Likewise.
20057 * doc/passes.texi: Likewise.
20058 * doc/standards.texi: Likewise.
20059 * doc/tm.texi: Likewise.
20061 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20063 PR middle-end/35196
20064 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20066 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20067 rather than in entry_bb.
20069 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20071 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20072 libgcc_cmp_return mode.
20074 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20076 PR middle-end/35130
20077 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20078 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20080 2008-02-15 Richard Guenther <rguenther@suse.de>
20081 Zdenek Dvorak <ook@ucw.cz>
20083 PR tree-optimization/35164
20084 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20085 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20086 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20087 Only propagate addresses which do not have abnormal SSA_NAMEs
20090 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20093 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20095 2008-02-15 Jan Hubicka <jh@suse.cz>
20097 PR middle-end/35149
20098 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20100 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20102 PR middle-end/34621
20103 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20104 when calculating alignment_pad.
20106 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20109 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20110 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20111 and STACK_BOUNDARY define.
20113 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20115 PR preprocessor/35061
20116 * c-pragma.c (handle_pragma_pop_macro): Check that
20117 pushed_macro_table has been allocated.
20119 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20121 PR middle-end/35136
20122 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20123 (force_gimple_operand): Likewise.
20124 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20125 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20126 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20127 (find_interesting_uses_address): Check addressability and alignment
20128 of the base expression only after substituting bases of IVs into it.
20130 2008-02-14 Michael Matz <matz@suse.de>
20133 * function.c (instantiate_virtual_regs_in_insn): Reload address
20134 before falling back to reloading the whole operand.
20136 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20138 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20139 before the first section switch note.
20141 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20143 * doc/bugreport.texi: Update copyright years.
20144 * doc/c-tree.texi: Likewise.
20145 * doc/cfg.texi: Likewise.
20146 * doc/cpp.texi: Likewise.
20147 * doc/cppinternals.texi: Likewise.
20148 * doc/fragments.texi: Likewise.
20149 * doc/frontends.texi: Likewise.
20150 * doc/gcc.texi: Likewise.
20151 * doc/gty.texi: Likewise.
20152 * doc/hostconfig.texi: Likewise.
20153 * doc/implement-c.texi: Likewise.
20154 * doc/libgcc.texi: Likewise.
20155 * doc/loop.texi: Likewise.
20156 * doc/makefile.texi: Likewise.
20157 * doc/options.texi: Likewise.
20158 * doc/passes.texi: Likewise.
20159 * doc/rtl.texi: Likewise.
20160 * doc/sourcebuild.texi: Likewise.
20161 * doc/standards.texi: Likewise.
20162 * doc/tree-ssa.texi: Likewise.
20163 * doc/trouble.texi: Likewise.
20165 * doc/extend.texi: Use @: or add comma where appropriate.
20166 * doc/invoke.texi: Likewise.
20167 * doc/tm.texi: Likewise.
20169 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20172 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20175 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20177 * doc/md.texi (clz, ctz): Add reference.
20178 * doc/rtl.texi (clz, ctz): Likewise.
20180 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20183 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20186 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20188 * config/s390/s390.c (struct constant_pool): New field
20189 emit_pool_after added.
20190 (s390_mainpool_start): Set the emit_pool_after flag according
20191 to the section switch notes.
20192 (s390_mainpool_finish): Consider emit_pool_after when emitting
20193 the literal pool at the end of the function.
20194 (s390_chunkify_start): Force literal pool splits at section
20197 2008-02-13 Michael Matz <matz@suse.de>
20200 * var-tracking.c (clobber_variable_part): Correctly traverse the
20203 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20206 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20207 Add -fdump-ipa-inline.
20208 * tree-dump.c (dump_files): Remove tree-inlined dump.
20209 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20211 2008-02-12 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/35171
20214 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20217 2008-02-12 Richard Guenther <rguenther@suse.de>
20219 PR middle-end/35163
20220 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20221 value-preserving mode. Disallow final truncation.
20223 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20225 PR middle-end/35136
20226 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20227 code from here to...
20228 (force_gimple_operand): ...here.
20230 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20233 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20234 non-compatible pointers.
20235 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20236 different FIELD_DECLs, try harder by comparing field offsets, sizes
20239 PR inline-asm/35160
20240 * function.c (match_asm_constraints_1): Don't replace the same input
20243 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20245 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20246 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20247 (expand_epilogue): Restore RAMPZ register.
20248 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20250 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20252 * config/i386/cygwin.asm: (__alloca): Correct calling
20253 convention and alignment.
20254 (__chkstk): Force 8 byte stack alignment.
20256 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20257 Richard Guenther <rguenther@suse.de>
20259 PR tree-optimization/33992
20260 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20261 the zero we compare against.
20263 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20265 PR libfortran/35063
20266 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20267 to CloseHandle after unlocking to prevent accumulation of handle
20270 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20272 PR middle_end/34150
20273 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20274 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20275 and update LABEL_NUSES during and after reload.
20277 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20279 PR middle-end/34627
20280 * combine.c (simplify_if_then_else): Make sure the comparison is
20281 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20283 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20286 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20287 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20288 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20289 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20290 * tree.h (get_type_static_bounds): Likewise.
20292 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20294 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20295 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20296 Make -Wfoo language annotations match what the compiler outputs.
20298 2008-02-08 Sa Liu <saliu@de.ibm.com>
20300 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20301 intrinsics spu_convts, spu_convtu, spu_convtf.
20303 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20305 * doc/extend.texi (Function Attributes) <noinline>: Mention
20306 asm ("") as method to keep calls.
20308 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20311 * doc/options.texi (Options): Replace references to opts.sh with
20313 * opts-common.c: Likewise.
20314 * optc-gen.awk: Likewise.
20316 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20318 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20320 2008-02-07 Richard Henderson <rth@redhat.com>
20323 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20324 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20327 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20329 PR tree-optimization/35085
20330 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20331 for operand entry oe2 in addition to operand entry oe3 in order to
20332 expose more opportunities for vectorizer sum reduction.
20334 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20337 * Makefile.in (LIBS): Remove $(GMPLIBS).
20338 (cc1-dummy, cc1): Add $(GMPLIBS).
20340 2008-02-06 Jan Hubicka <jh@suse.cz>
20343 * i386.md (moddf_integer): Do not produce partial memory stalls for
20344 targets where it hurts.
20346 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20349 * optabs.c (expand_float): Do not check for decimal modes when
20350 expanding unsigned integer through signed conversion.
20352 2008-02-06 Nick Clifton <nickc@redhat.com>
20354 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20355 inside the clobber with a match_operand and duplicated operand
20356 number in the constraint.
20357 (ineqbranchsi): Delete redundant comment.
20359 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20361 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20362 builtin_define ("__USE_INIT_FINI__").
20363 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20365 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20367 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20369 PR documentation/30330
20370 * doc/invoke.texi (C++ Dialect Options)
20371 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20372 For each warning option -Wfoo that allows -Wno-foo, ensure both
20373 -Wfoo and -Wno-foo are listed in the option index. Fix index
20374 entry of -Wswitch-default, index -Wnormalized= including the
20375 `=', and -Wlarger-than-@var{len} including @var{len}.
20377 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20379 * config/i386/i386.md (floatunssisf2): Use
20380 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20381 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20382 Macroize expander using MODEF mode iterator.
20384 2008-02-05 Diego Novillo <dnovillo@google.com>
20386 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20389 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20391 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20394 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20396 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20399 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20400 to indicate if a message should be generated.
20401 (init_cumulative_args): Updated.
20402 (function_value_32): Likewise.
20404 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20406 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20408 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20411 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20412 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20414 2008-02-04 Diego Novillo <dnovillo@google.com>
20416 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20419 * tree-vrp.c (vrp_evaluate_conditional): With
20420 -Wtype-limits, emit a warning when comparing against a
20421 constant outside the natural range of OP0's type.
20423 2008-02-04 Richard Guenther <rguenther@suse.de>
20425 PR middle-end/33631
20426 * expr.c (count_type_elements): Give for unions instead of
20429 2008-02-04 Richard Guenther <rguenther@suse.de>
20431 PR middle-end/35043
20432 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20433 to TYPE_DOMAINs base type instead of using bitsizetype here.
20435 2008-02-03 Jason Merrill <jason@redhat.com>
20437 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20439 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20442 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20443 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20444 (RS/6000 and PowerPC Options): Fix typos and markup.
20445 * doc/passes.texi (Tree-SSA passes): Likewise.
20447 2008-02-02 Michael Matz <matz@suse.de>
20450 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20451 from record_last_reg_set_info.
20452 (record_last_reg_set_info): Take an RTX argument, iterate over all
20453 constituent hardregs.
20454 (record_last_set_info, record_opr_changes): Change calls to
20455 new signature or to record_last_reg_set_info_regno.
20457 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20459 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20461 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20463 PR rtl-optimization/34773
20464 * reg-notes.def (EQUAL): Mention significance of combination of
20465 REG_EQUAL and REG_RETVAL.
20466 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20467 insn that has a REG_RETVAL.
20469 2008-02-01 Roger Sayle <roger@eyesopen.com>
20472 * configure.ac (--enable-fixed-point): Disable unless explicitly
20474 * configure: Regenerate.
20476 2008-02-01 Richard Guenther <rguenther@suse.de>
20479 * invoke.texi (-finline-limit): Remove no longer true parts
20480 of the documentation. Note that there is no default value.
20482 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20483 Mark Mitchell <mark@codesourcery.com>
20484 Ben Elliston <bje@au.ibm.com>
20487 * doc/extend.texi (Other Builtins): Document.
20489 2008-01-31 Tom Browder <tom.browder@gmail.com>
20491 * doc/c-tree.texi (Types): Fix grammar.
20492 (Expression trees): Ditto.
20493 * doc/passes.texi (Tree-SSA passes): Ditto.
20495 * doc/configterms.texi (Configure Terms): Fix typo.
20496 * doc/cpp.texi (Common Predefined Macros): Ditto.
20497 * doc/md.texi (Machine Constraints): Ditto.
20499 * doc/makefile.texi (Makefile): Add comma.
20501 2008-01-31 Tom Browder <tom.browder@gmail.com>
20502 Gerald Pfeifer <gerald@pfeifer.com>
20504 * doc/sourcebuild.texi (Front End): Remove references to CVS
20505 and CVSROOT/modules.
20506 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20507 (Back End): Remove reference to CVS.
20509 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20512 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20514 (mips16_gp_pseudo_reg): ...here.
20515 * config/mips/mips.md (load_const_gp): Replace with...
20516 (load_const_gp_<mode>): ...this :P-based insn.
20518 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20520 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20521 options. Minor fixes.
20522 (-std): Move reference to standards closer to where language
20523 standards are first mentioned.
20525 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20527 PR rtl-optimization/34995
20528 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20529 parameter and return a bool. If the rtx parameter is nonnull,
20530 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20531 (find_reloads): Update call accordingly. Pass the new operand
20532 if it needed no address reloads, otherwise pass null.
20534 2008-01-30 Richard Henderson <rth@redhat.com>
20537 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20538 for unbounded arrays.
20540 2008-01-30 Silvius Rus <rus@google.com>
20542 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20544 2008-01-30 Jan Hubicka <jh@suse.cz>
20547 * i386.c (init_cumulative_args): Use real function declaration when
20550 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20552 PR rtl-optimization/34998
20553 * global.c (build_insn_chain): Treat non-subreg_lowpart
20554 SUBREGs of pseudos as clobbering all the words covered by the
20555 SUBREG, not just all the bytes.
20556 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20557 original df_ref rather than an extract parameter.
20558 (global_conflicts): Update call accordingly.
20560 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20562 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20563 the overflow check to make it easier to read.
20564 (__fixtfdi): Change the type of the ll member in union
20565 long_double to UDItype_x.
20567 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20569 PR middle-end/34969
20570 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20571 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20572 * tree-inline.c (fold_marked_statements): Call
20573 cgraph_update_edges_for_call_stmt if folding a call statement.
20574 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20575 debug_generic_stmt calls, reset it back afterwards.
20578 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20580 * c-typeck.c (build_external_ref): Don't pedwarn about
20581 static vars in current function's scope.
20583 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20585 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20587 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20590 * ipa-struct-reorg.c: Fix spelling.
20591 * params.def: Ditto.
20593 2008-01-29 Richard Guenther <rguenther@suse.de>
20595 PR middle-end/35006
20596 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20598 * tree-inline.c (remap_type): Increment remapping_type_depth
20599 around remapping types.
20600 (copy_body_r): Only add referenced variables if they are referenced
20601 from code, not types.
20603 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20614 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20615 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20617 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20620 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20621 pointer for tiny stack.
20623 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20625 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20627 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20629 * config/vx-common.h: Fix typo in comment.
20631 2008-01-28 Ian Lance Taylor <iant@google.com>
20635 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20636 coalesce pointers if they have different DECL_NO_TBAA_P values.
20637 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20638 between variables with different DECL_NO_TBAA_P values.
20640 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20643 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20644 are not legitimate small data references on SPE targets.
20646 2008-01-28 David Daney <ddaney@avtrex.com>
20648 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20650 2008-01-28 David Daney <ddaney@avtrex.com>
20652 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20654 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20656 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20657 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20658 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20659 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20660 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20661 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20662 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20663 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20665 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20667 * basic-block.h (condjump_equiv_p): Fix comment.
20669 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20671 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20672 print_generic_stmt_indented): Fix comment.
20674 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20676 * configure.ac (__stack_chk_fail): Add detecion for availability
20677 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20678 * configure: Regenerate.
20680 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20682 PR middle-end/34688
20683 * final.c (output_addr_const): Handle TRUNCATE.
20685 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20688 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20689 (zero_cost, infinite_cost): New constants.
20690 (struct cost_pair): Change type of cost to comp_cost.
20691 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20692 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20694 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20695 split_address_cost, ptr_difference_cost, difference_cost,
20696 get_computation_cost_at, get_computation_cost,
20697 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20698 determine_use_iv_cost_condition, determine_use_iv_costs,
20699 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20700 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20701 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20702 Change type of cost to comp_cost.
20703 (determine_iv_cost): Increase cost of non-original ivs, instead
20704 of decreasing the cost of original ones.
20705 (get_address_cost): Indicate the complexity of the addressing mode
20707 (try_add_cand_for): Prefer using ivs not specific to some object.
20708 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20710 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20711 Janis Johnson <janis187@us.ibm.com>
20714 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20715 (TARGET_INSTANTIATE_DECLS): Likewise.
20716 * target.h (expand_to_rtl_hook): New target hook.
20717 (instantiate_decls): Likewise.
20718 * function.c (instantiate_decl): Make non-static. Rename to...
20719 (instantiate_decl_rtl): ... this.
20720 (instantiate_expr): Use instantiate_decl_rtl.
20721 (instantiate_decls_1): Likewise.
20722 (instantiate_decls): Likewise.
20723 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20724 * function.h (instantiate_decl_rtl): Add prototype.
20725 * cfgexpand.c (target.h): New include.
20726 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20727 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20728 (TARGET_INSTANTIATE_DECLS): Likewise.
20729 (TARGET_INITIALIZER): New target hooks added.
20730 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20732 * config/rs6000/rs6000.c (tree-flow.h): New include.
20733 (machine_function): Add sdmode_stack_slot field.
20734 (rs6000_alloc_sdmode_stack_slot): New function.
20735 (rs6000_instantiate_decls): Likewise.
20736 (rs6000_secondary_memory_needed_rtx): Likewise.
20737 (rs6000_check_sdmode): Likewise.
20738 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20739 (TARGET_INSTANTIATE_DECLS): Likewise.
20740 (rs6000_hard_regno_mode_ok): Allow SDmode.
20741 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20742 (rs6000_emit_move): Handle SDmode.
20743 (function_arg_advance): Likewise.
20744 (function_arg): Likewise.
20745 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20746 SDmode var args for 32-bit compiles.
20747 (rs6000_secondary_reload_class): Handle SDmode.
20748 (rs6000_output_function_epilogue): Likewise.
20749 (rs6000_function_value): Simplify if statement.
20750 (rs6000_libcall_value): Likewise.
20751 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20752 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20753 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20754 (movsd_hardfloat): New define_insn.
20755 (movsd_softfloat): Likewise.
20756 (movsd_store): Likewise.
20757 (movsd_load): Likewise.
20758 (extendsddd2): Likewise.
20759 (extendsdtd2): Likewise.
20760 (truncddsd2): Likewise.
20761 (movdd_hardfloat64): Fixup comment.
20762 (UNSPEC_MOVSD_LOAD): New constant.
20763 (UNSPEC_MOVSD_STORE): Likewise.
20765 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20768 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20770 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20771 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20772 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20773 and TRUTH_XOR_EXPR.
20775 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20778 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20779 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20780 __LONGDOUBLE128 too.
20781 * config/rs6000/aix61.h: New file.
20783 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20785 PR rtl-optimization/34959
20786 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20787 popcount and parity rtxes the same mode as their operand.
20788 Truncate or extend the result to the return value's mode
20791 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20794 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20795 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20796 to GOT_VERSION_REGNUM.
20797 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20798 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20799 * config/mips/mips.c (mips_emit_call_insn): New function.
20800 (mips_call_tls_get_addr): Call mips_expand_call directly.
20801 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20803 (mips16_build_call_stub): Likewise. Return the call insn or null.
20804 (mips_expand_call): Update the call to mips16_build_call_stub
20805 accordingly and a remove redundant condition. Assert that MIPS16
20806 stubs do not use lazy binding. Use mips_emit_call_insn and return
20808 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20810 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20811 (mips_avoid_hazard): Remove hazard_set handling.
20812 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20813 (UNSPEC_RESTORE_GP): ...this.
20814 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20815 (FAKE_CALL_REGNO): Rename to...
20816 (GOT_VERSION_REGNUM): ...this.
20817 (type): Add "ghost" value. Add an associated insn reservation.
20818 (hazard_set): Remove.
20819 (exception_receiver): Rename to...
20820 (restore_gp): ...this and update the unspec identifier accordingly.
20821 (exception_receiver, nonlocal_got_receiver): New expanders.
20822 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20823 FAKE_CALL_REGNO. Remove hazard_set attribute.
20824 (set_got_version, update_got_version): New patterns.
20826 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20829 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20831 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20834 * doc/install.texi2html: Generate gcc-vers.texi.
20836 2008-01-25 DJ Delorie <dj@redhat.com>
20838 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20840 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20842 * config/c4x: Remove directory.
20843 * config.gcc (crx-*, mt-*): Mark obsolete.
20844 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20845 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20846 sh-*-rtemscoff*): Remove cases.
20847 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20848 * real.c (encode_c4x_single, decode_c4x_single,
20849 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20850 c4x_extended_format): Remove.
20851 * real.h (c4x_single_format, c4x_extended_format): Remove.
20852 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20854 (Pragmas): Remove comment about c4x pragmas.
20855 * doc/install.texi (c4x): Remove target-specific instructions.
20856 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20857 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20858 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20859 refer to C4x source files as examples.
20860 (C4X_FLOAT_FORMAT): Remove documentation.
20862 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20864 * config/bfin/bfin.c (override_options): Reorder tests so that
20865 flag_pic gets enabled for -msep-data.
20867 2008-01-25 Richard Guenther <rguenther@suse.de>
20869 PR middle-end/32244
20870 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20871 to its bitfield precision if required.
20873 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20875 PR middle-end/33880
20876 * tree-nested.c (walk_omp_for): New function.
20877 (convert_nonlocal_reference, convert_local_reference): Call
20878 walk_omp_for on OMP_FOR.
20879 (convert_call_expr): Call walk_body on OMP_FOR's
20880 OMP_FOR_PRE_INIT_BODY.
20882 2008-01-25 Richard Guenther <rguenther@suse.de>
20884 PR tree-optimization/34966
20885 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20886 default defs and PHI_NODEs we have to insert after the
20887 defining statement.
20889 2008-01-24 Nick Clifton <nickc@redhat.com>
20891 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20892 Provide a default definition.
20893 (LIBGCC2_UNITS_PER_WORD): Likewise.
20895 * config/stormy16/stormy16.c: Include df.h for the prototype
20896 for df_regs_ever_live_p.
20897 (xstormy16_expand_builtin_va_start): Convert the stack offset
20898 into a component_ref and then use POINTER_PLUS_EXPR to add it
20899 to the incoming_virtual_args_rtx.
20900 (xstormy16_gimplify_va_arg_expr): Rename to
20901 xstormy16_gimplify_va_arg_expr.
20902 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20903 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20904 xstormy16_gimplify_va_arg_expr.
20905 Fix up some formatting issues.
20907 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20908 Move to predicates.md.
20909 (xs_hi_general_operand): Likewise.
20910 (xs_hi_nonmemory_operand): Likewise.
20911 * config/stormy16/predicates.md:
20912 (xstormy16_carry_plus_operand): New predicate.
20913 (xs_hi_general_operand): New predicate.
20914 (xs_hi_nonmemory_operand): New predicate.
20915 * config/stormy16/stormy16-protos.h:
20916 (xstormy16_carry_plus_operand): Delete prototype.
20917 (xs_hi_general_operand): Likewise.
20918 (xs_hi_nonmemory_operand): Likewise.
20920 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20921 modifiers as they are no longer needed and they can trigger
20922 reload spill failures.
20924 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20925 with a match_operand in order to help reload.
20927 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20928 constraint with 'e' for the 8th alternative as this version of
20929 the mov.w instruction only accepts the lower 8 registers.
20931 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20934 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20935 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20938 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20940 PR middle-end/33333
20941 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20943 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20945 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20947 (remove_structure): Update allocations list before removing structure.
20949 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20951 * ipa-struct-reorg.c (is_safe_cond_expr,
20952 create_new_stmts_for_cond_expr): Use integer_zerop function,
20953 that recognize not only zero-pointer, but zero-integer too.
20955 2008-01-25 Ben Elliston <bje@au.ibm.com>
20958 * fixproto: Escape "." in sed expression that strips leading "./".
20960 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20963 * gcc.c (SWITCH_OK): Removed.
20964 (SWITCH_LIVE): Changed to bit.
20965 (SWITCH_FALSE): Likewise.
20966 (SWITCH_IGNORE): Likewise.
20967 (switchstr): Change live_cond to unsigned int.
20968 (process_command): Replace SWITCH_OK with 0.
20969 (do_self_spec): Likewise.
20970 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20971 (give_switch): Likewise.
20972 (used_arg): Likewise.
20973 (do_spec_1): Set the SWITCH_IGNORE bit.
20974 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20975 bits. Set the SWITCH_LIVE bit.
20977 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20979 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20981 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20983 PR tree-optimization/34472
20984 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20985 parameter to a "bool *" and set *DATA to false if there is
20986 an unsafe access. Do not delete the structure here.
20987 (check_cond_exprs): Delete it here instead.
20988 (check_cond_exprs, exclude_cold_structs): Do not increase
20989 I when removing a structure.
20991 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20994 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20995 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20997 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20999 PR middle-end/34934
21000 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21001 a fixed vector for stack.
21003 2008-01-24 Ben Elliston <bje@au.ibm.com>
21006 * doc/gcc.texi (Software development): Add a direntry for g++.
21008 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21010 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21011 stale and straggling -fforce-addr comments above.
21013 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21015 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21016 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21018 2008-01-23 Michael Matz <matz@suse.de>
21021 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21024 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21026 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21027 malloc result type.
21029 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21031 * config/avr/avr.c (avr_current_arch): New variable.
21032 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21033 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21034 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21035 (avr_override_options): Init 'avr_current_arch'.
21036 (base_arch_s): Move from here...
21037 * config/avr/avr.h (base_arch_s): ... here. Add new members
21038 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21039 'mega' to 'have_jmp_call'.
21040 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21041 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21043 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21045 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21046 MULTILIB_MATCHES): Ditto.
21048 2008-01-23 Richard Guenther <rguenther@suse.de>
21050 PR middle-end/31529
21051 * cgraphunit.c (cgraph_reset_node): Always mark the node
21052 not reachable if it is not queued already.
21054 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21056 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21057 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21058 (cputype_selected): New static variable.
21059 (bfin_handle_option): Set it if -mcpu is used.
21060 (override_option): Select default set of workarounds if no cpu type
21061 selected on the command line.
21062 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21064 From Michael Frysinger <michael.frysinger@analog.com>
21065 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21066 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21068 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21069 for bf547, bf523, bf524, and bf526.
21070 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21072 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21073 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21074 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21075 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21076 * doc/invoke.texi (Blackfin Options): Document that
21077 -mcpu now accept bf547, bf523, bf524, and bf526.
21079 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21081 PR rtl-optimization/34628
21082 * combine.c (try_combine): Stop and undo after the first combination
21083 if an autoincrement side-effect on the first insn has effectively
21086 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21089 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21090 Offset addresses are not valid for Altivec or paired float modes.
21092 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21095 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21096 if DECL_INITIAL (decl) is error_mark_node.
21099 * c-common.c (handle_vector_size_attribute): Only allow
21100 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21101 the same way as pointer, array etc. types.
21102 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21105 * tree.c (build_type_attribute_qual_variant): Call
21106 build_qualified_type if attributes are equal, but quals are not.
21108 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21111 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21112 * flags.h (warn_strict_aliasing): Remove.
21113 (warn_strict_overflow): Remove.
21114 * opts.c (warn_strict_aliasing): Remove.
21115 (warn_strict_overflow): Remove.
21116 * c-opts.c (c_common_handle_option): -Wall only sets
21117 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21118 (c_common_post_options): Give default values to -Wstrict-aliasing
21119 and -Wstrict-overflow if they are uninitialized.
21120 * common.opt (Wstrict-aliasing): Specify Var and Init.
21121 (Wstrict-overflow): Likewise.
21123 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21125 PR rtl-optimization/26854
21126 PR rtl-optimization/34400
21127 PR rtl-optimization/34884
21128 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21130 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21131 (df_rd_bb_info.expanded_lr_out): Deleted
21132 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21133 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21134 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21135 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21136 Removed code to allocate, initialize or free expanded_lr_out.
21137 (df_rd_bb_local_compute_process_def): Restructured to make more
21139 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21140 sets if the sets are being trimmed.
21142 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21145 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21146 (as_vers): Likewise.
21147 * configure: Regenerated.
21149 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21151 PR middle-end/33092
21152 * tree-pass.h (pass_build_alias): New pass.
21153 * tree-ssa-alias.c (gate_build_alias): New.
21154 (pass_build_alias): New.
21155 * passes.c (init_optimization_passes): Add pass_build_alias after
21156 pass_create_structure_vars.
21158 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21160 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21161 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21162 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21163 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21164 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21165 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21166 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21167 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21168 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21169 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21170 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21171 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21172 * config/s390/s390.md (FP_ALL): New mode iterator.
21173 (_d): New mode attribute.
21174 ("*signbit<mode>2>"): Changed mode of first operand.
21175 ("isinf<mode>2"): Changed mode of first operand.
21176 ("*TDC_insn"): Adaptation for DFP modes.
21178 2008-01-22 Ben Elliston <bje@au.ibm.com>
21180 * tree.c (check_qualified_type): Improve function description.
21182 2008-01-21 Jason Merrill <jason@redhat.com>
21185 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21186 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21189 2008-01-21 DJ Delorie <dj@redhat.com>
21191 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21194 2008-01-21 Richard Guenther <rguenther@suse.de>
21196 PR middle-end/34856
21197 * tree-cfg.c (verify_expr): Allow all invariant expressions
21198 instead of just constant class ones as reference argument.
21199 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21200 like any other constant.
21201 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21203 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21205 * regmove.c (fixup_match_1): Update call crossed frequencies.
21207 2008-01-21 Richard Guenther <rguenther@suse.de>
21210 * tree-inline.c (setup_one_parameter): Deal with mismatched
21211 types using a VIEW_CONVERT_EXPR.
21213 2008-01-21 Alon Dayan <alond@il.ibm.com>
21214 Olga Golovanevsky <olga@il.ibm.com>
21216 PR tree-optimization/34701
21217 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21218 when the structure size is not a power of 2.
21220 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21222 * doc/install.texi: Add doc for --enable-checking=df.
21224 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21226 PR rtl-optimization/34808
21227 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21229 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21231 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21234 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21236 PR rtl-optimization/26854
21237 PR rtl-optimization/34400
21238 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21240 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21241 (df_rd_bb_info.expanded_lr_out): New.
21242 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21243 * loop_iv.c (iv_analysis_loop_init): Ditto.
21244 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21245 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21246 Added code to allocate, initialize or free expanded_lr_out.
21247 (df_rd_bb_local_compute_process_def): Restructured to make
21248 more understandable.
21249 (df_rd_confluence_n): Add code to do nothing with fake edges and
21250 code to no apply invalidate_by_call sets if the sets are being trimmed.
21251 (df_lr_local_finalize): Renamed to df_lr_finalize.
21252 (df_live_local_finalize): Renamed to df_live_finalize.
21254 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21257 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21258 deciding whether to use reciprocal instructions.
21260 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21262 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21263 dwarf2out_note_section_used if cold_text_section is NULL.
21265 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21267 PR gcov-profile/34610
21268 * tree-cfg.c (make_edges): Mark both outgoing edges from
21269 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21270 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21271 from OMP_FOR and OMP_CONTINUE outgoing edges.
21273 * tree-profile.c (tree_profiling): Return early if
21274 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21276 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21277 from cfun to child_cfun.
21278 * function.h (struct function): Add after_tree_profile bit.
21280 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21282 * config/avr/avr.S (_exit): Disable interrupt.
21284 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21285 Steven Bosscher <stevenb.gcc@gmail.com>
21287 PR rtl-optimization/26854
21288 PR rtl-optimization/34400
21289 * df-problems.c (df_live_scratch): New scratch bitmap.
21290 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21291 (df_live_reset): Clear the proper bitmaps.
21292 (df_live_bb_local_compute): Only process the artificial defs once
21293 since the order is not important.
21294 (df_live_init): Init the df_live sets only with the variables
21295 found live by df_lr.
21296 (df_live_transfer_function): Use the df_lr sets to prune the
21297 df_live sets as they are being computed.
21298 (df_live_free): Free df_live_scratch.
21300 2008-01-18 Ian Lance Taylor <iant@google.com>
21302 * common.opt: Add fmerge-debug-strings.
21303 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21304 flag_merge_debug_strings rather than flag_merge_constants.
21305 * doc/invoke.texi (Option Summary): Mention
21306 -fmerge-debug-strings.
21307 (Debugging Options): Document -fmerge-debug-strings.
21309 2008-01-18 Ian Lance Taylor <iant@google.com>
21312 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21313 (struct tree_function_decl): Add new field operator_new_flag.
21314 * tree-inline.c (expand_call_inline): When inlining a call to
21315 operator new, force the return value to go into a variable, and
21316 set DECL_NO_TBAA_P on that variable.
21317 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21319 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21322 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21323 DWARF2_DEBUGGING_INFO.
21324 (dwarf2out_note_section_used): Ditto. Add prototype.
21325 (have_multiple_function_sections, text_section_used,
21326 cold_text_section_used, *cold_text_sections): Move declarations
21329 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21331 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21332 field and add signal_ra.
21333 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21334 assignments to frame state pc. Move end of stack check after
21335 MD_FALLBACK_FRAME_STATE_FOR.
21336 (uw_update_context_1): Use frame state signal_regs if set, instead
21337 of checking signal_frame flag.
21338 (uw_update_context): Use frame state signal_ra if set.
21339 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21340 * config/xtensa/linux-unwind.h: New file.
21342 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21344 * modulo-sched.c (get_sched_window): Fix comment typo.
21346 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21348 PR tree-optimization/34648
21349 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21351 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21353 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21354 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21356 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21358 PR rtl-optimization/34400
21359 * df-core.c (df_worklist_dataflow_overeager,
21360 df_worklist_dataflow_doublequeue): New functions.
21361 (df_worklist_dataflow): Two different worklist solvers.
21362 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21365 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21368 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21369 and ftree-parallelize-loops.
21371 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21373 PR rtl-optimization/34826
21374 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21376 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21378 * global.c (find_reg): Mark the eh regs as used if necessary.
21379 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21380 * ra.h (struct allocno): no_eh_reg field added. Changed
21381 no_stack_reg type to bitfield.
21383 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21385 * tree.c (substitute_in_expr): Add missing 'break'.
21387 2008-01-17 Richard Guenther <rguenther@suse.de>
21389 PR tree-optimization/34825
21390 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21391 x / x as division to handle.
21393 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21395 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21396 "-pthread" is specified.
21397 * pa-hpux11.h (LIB_SPEC): Likewise.
21399 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21400 Peter Bergner <bergner@vnet.ibm.com>
21402 PR rtl-optimization/33796
21403 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21405 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21407 PR libgfortran/34699
21408 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21410 * pa-hpux10.h (LINK_SPEC): Likewise.
21411 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21413 2008-01-16 Richard Guenther <rguenther@suse.de>
21415 PR middle-end/32628
21416 * fold-const.c (fold_convert_const_int_from_int): Do not
21417 set overflow if that occured only because of a sign extension
21418 change when converting from/to a sizetype with the same
21419 precision and signedness.
21421 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21424 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21425 location address to the correct place. Update copyright year.
21427 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21429 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21430 no dependences in the dependence_relations vector.
21432 2008-01-16 Jan Hubicka <jh@suse.cz>
21434 PR rtl-optimization/31396
21435 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21436 * cfg.c (dump_reg_info): Print it.
21437 * regs.h (struct reg_info_t): add freq_calls_crossed.
21438 (REG_FREQ_CALLS_CROSSED): New macro.
21439 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21440 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21441 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21442 regmove_optimize): Update call crossed frequencies.
21443 * local-alloc.c (struct qty): Add freq_calls_crossed.
21444 (alloc_qty): Copute freq_calls_crossed.
21445 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21446 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21447 * ra.h (struct allocno): Add freq_calls_crossed.
21449 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21451 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21452 libgomp when compiling with ftree-parallelize-loops.
21453 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21455 2008-01-16 Richard Guenther <rguenther@suse.de>
21457 PR tree-optimization/34769
21458 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21459 * tree.c (int_cst_value): Instead make this function more
21460 permissive in what it accepts as valid input. Document this
21461 function always sign-extends the value.
21463 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21464 Richard Guenther <rguenther@suse.de>
21467 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21468 (gimple_fold_indirect_ref_rhs): ... this.
21469 (gimple_fold_indirect_ref): New function with foldings
21470 that preserve lvalueness.
21471 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21472 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21473 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21474 to fold an INDIRECT_REF, fall back to the old use of
21475 fold_indirect_ref_1.
21477 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21479 * tree-data-ref.c (subscript_dependence_tester_1): Call
21480 free_conflict_function.
21481 (compute_self_dependence): Same.
21483 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21486 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21487 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21489 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21490 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21491 for DWARF2_UNWIND_INFO targets.
21493 2008-01-16 Richard Guenther <rguenther@suse.de>
21496 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21497 type qualifiers for function types.
21499 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21501 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21502 loop_iterator li from previous commit.
21504 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21506 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21508 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21510 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21511 (parallelize_loops): Don't parallelize irreducible components.
21513 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21516 * c-opts (c_common_post_options): Do not enable CPP
21517 flag_pedantic_errors by default.
21519 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21521 PR rtl-optimization/31944
21522 * cse.c (remove_pseudo_from_table): New function.
21523 (merge_equiv_classes): Use above function to remove pseudo-registers.
21524 (invalidate): Likewise.
21526 2008-01-13 Richard Guenther <rguenther@suse.de>
21528 PR middle-end/34601
21529 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21530 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21532 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21534 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21535 validate_change to unshare the source of the PC set.
21537 2008-01-12 Jan Hubicka <jh@suse.cz>
21539 PR middle-end/32135
21540 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21541 references above array bounds. This might trigger bounds checks for
21542 pointers to arrays.
21544 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21546 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21547 new_replaceable_dependencies.
21549 2008-01-12 Doug Kwan <dougkwan@google.com>
21551 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21552 instead of OPT_Wreturn_type in warning due to ignored return type
21554 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21555 options included in -Wextra.
21556 * c.opt: New option -Wignored_qualifiers.
21557 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21558 -Wignore_qualifiers.
21559 (-Wignored-qualifiers): Document.
21560 (-Wreturn-type): Remove description of functionality now handled
21561 by -Wignored-qualifiers.
21563 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21566 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21567 NOP_EXPR if it is between integral types with the same precision.
21569 2008-01-12 Jan Hubicka <jh@suse.cz>
21572 * invoke.texi (max-inline-recursive-depth): Fix default value.
21574 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21576 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21579 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21581 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21583 2008-01-11 James E. Wilson <wilson@specifix.com>
21586 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21588 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21590 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21591 save/restore frame pointer register and don't use 'call-prologues'
21592 optimization in function with "OS_task" attribute.
21594 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21596 PR middle-end/31309
21597 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21598 when copying to memory.
21600 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21602 PR rtl-optimization/30905
21603 * cfgcleanup.c: Include dce.h
21604 (crossjumps_occured): New global variable.
21605 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21606 If something changed, set crossjumps_occured to true.
21607 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21608 Don't add/remove fake edges to exit here...
21609 (cleanup_cfg): ...but do it here, when crossjumping.
21610 Run a fast DCE when successful crossjumps occured in the latest
21611 iteration of try_optimize_cfg.
21613 2008-01-11 Richard Guenther <rguenther@suse.de>
21615 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21616 (struct vn_unary_op_s): Likewise.
21617 (vn_reference_insert): Free old reference on hash collision.
21619 2008-01-10 Raksit Ashok <raksit@google.com>
21621 PR rtl-optimization/27971
21622 * combine.c (find_split_point): Split PLUS expressions which are
21623 inside a MEM rtx, and whose first operand is complex.
21625 2008-01-10 DJ Delorie <dj@redhat.com>
21627 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21628 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21629 (m32c_hard_regno_ok): Call the underlying function.
21631 2008-01-10 Richard Guenther <rguenther@suse.de>
21633 PR middle-end/34683
21634 * tree-cfg.c (tree_merge_blocks): Do not go through the
21635 full-blown folding and stmt updating path if we just deal
21636 with virtual operands.
21637 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21638 test for abnormal SSA_NAMEs.
21640 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21642 PR middle-end/34641
21643 * reload.c (push_reload): Add assertions. All constants from
21644 reg_equiv_constant should have been used for replacing the respective
21646 (find_reloads_address): Invoke find_reloads_address_part for
21647 constant taken from the reg_equiv_constant array.
21649 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21651 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21652 field (valnum) the first in the struct. Replace bools with
21655 2008-01-10 Richard Guenther <rguenther@suse.de>
21657 PR tree-optimization/34651
21658 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21659 types and ordering for masking and converting.
21661 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21663 PR tree-optimization/34017
21664 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21665 also for PHI_NODE expressions.
21667 2008-01-09 Jan Hubicka <jh@suse.cz>
21669 PR tree-optimization/34708
21670 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21671 based on number of case labels.
21672 (init_inline_once): Remove switch_cost.
21673 * tree-inline.h (eni_weights_d): Remove switch_cost.
21675 2008-01-09 Richard Guenther <rguenther@suse.de>
21676 Andrew Pinski <andrew_pinski@playstation.sony.com>
21678 PR middle-end/30132
21679 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21680 temporary if an rvalue is ok or an lvalue is not required.
21682 2008-01-09 Richard Guenther <rguenther@suse.de>
21684 PR middle-end/34458
21685 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21686 adjust return type.
21688 2008-01-09 Richard Guenther <rguenther@suse.de>
21690 PR middle-end/34679
21691 * tree.c (host_integerp): Check for sizetype only if the
21692 type is an integer type.
21694 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21697 * opts.c (decode_options): Disable inlining of functions called
21698 once if not in unit-at-a-time mode.
21700 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21702 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21704 2008-01-08 Richard Guenther <rguenther@suse.de>
21706 PR middle-end/31863
21707 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21708 out early if the result will be unused.
21710 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21715 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21716 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21719 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21721 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21722 for vectorization tuned.
21724 2008-01-08 Richard Guenther <rguenther@suse.de>
21726 PR tree-optimization/34683
21727 * tree-ssa-operands.c (operand_build_cmp): Export.
21728 * tree-ssa-operands.h (operand_build_cmp): Declare.
21729 * tree-vn.c (vuses_compare): Remove.
21730 (sort_vuses): Use operand_build_cmp.
21731 (sort_vuses_heap): Likewise.
21732 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21733 to re-use old VEC if available. Do not sort already sorted VUSEs.
21734 (vdefs_to_vec): Do not sort already sorted VDEFs.
21736 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21738 PR middle-end/34694
21739 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21741 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21744 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21745 limitations of reciprocal sequences on x86 targets.
21747 2008-01-08 Richard Guenther <rguenther@suse.de>
21749 PR tree-optimization/34683
21750 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21752 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21755 * config/darwin.c (darwin_mergeable_string_section): Don't use
21756 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21758 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21761 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21762 negxf2. Macroize expander using X87MODEF mode iterator. Change
21763 predicates of op0 and op1 to register_operand.
21764 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21765 expander using X87MODEF mode iterator. Change predicates of
21766 op0 and op1 to register_operand.
21767 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21768 corresponding patterns and macroize using MODEF macro. Change
21769 predicates of op0 and op1 to register_operand and remove
21770 "m" constraint. Disparage "r" alternative with "!".
21771 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21772 macroize using X87MODEF macro. Change predicates of op0 and op1
21773 to register_operand and remove "m" constraint. Disparage "r"
21774 alternative with "!".
21775 (absneg splitter with memory operands): Remove.
21776 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21777 patterns and macroize using X87MODEF mode iterator.
21778 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21779 Change predicate of op1 to register_operand.
21780 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21781 for memory operands.
21783 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21785 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21787 2008-01-07 Richard Guenther <rguenther@suse.de>
21789 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21792 2008-01-07 Richard Guenther <rguenther@suse.de>
21794 PR tree-optimization/34683
21795 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21796 VOPs of the needed size to save memory. Use VEC_quick_push
21797 to save compile-time.
21798 (vdefs_to_vec): Likewise.
21800 2008-01-07 Sa Liu <saliu@de.ibm.com>
21802 * config/spu/spu.md (divdf3): Genetate inline code for double
21803 division. The implementation doesn't handle INF or NAN, therefore it
21804 only applies when -ffinite-math-only is given.
21806 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21809 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21810 * doc/cpp.texi ([Common Predefined Macros]): Document.
21812 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21814 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21815 order to use commutative addition instead of subtraction.
21817 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21818 Mircea Namolaru <namolaru@il.ibm.com>
21819 Vladimir Yanovsky <yanov@il.ibm.com>
21820 Revital Eres <eres@il.ibm.com>
21822 PR tree-optimization/34263
21823 * tree-outof-ssa.c (process_single_block_loop_latch,
21824 contains_tree_r): New functions.
21825 (analyze_edges_for_bb): Call process_single_block_loop_latch
21826 function to empty single-basic-block latch block if possible.
21828 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21830 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21832 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21834 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21836 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21838 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21840 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21842 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21844 PR tree-optimization/34618
21845 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21848 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21851 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21852 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21853 Update copyright year.
21855 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21856 Update copyright year.
21857 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21860 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21862 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21863 edge does not point to current bb before changing need_assert.
21865 2008-01-04 Richard Guenther <rguenther@suse.de>
21867 PR middle-end/34029
21868 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21869 for verifying purposes if they are is_gimple_min_invariant.
21871 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21873 PR tree-optimization/34448
21874 PR tree-optimization/34465
21875 * gimplify.c (gimplify_init_constructor): Add new parameter
21876 notify_temp_creation. Use it.
21877 (gimplify_modify_expr_rhs): Take volatiles into account when
21878 optimizing constructors.
21879 Do not optimize constructors if gimplify_init_constructor will dump to
21881 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21882 * gcc.c-torture/compile/pr34448.c: New.
21884 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21886 PR gcov-profile/34609
21887 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21888 return_slot if result is TREE_ADDRESSABLE.
21890 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21892 * config/mips/mips.md (sqrt_condition): Tweak comment.
21893 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21895 2008-01-03 Tom Tromey <tromey@redhat.com>
21898 * c-common.c (c_type_hash): Handle VLAs.
21900 2008-01-03 Jan Hubicka <jh@suse.cz>
21902 PR tree-optimization/31081
21903 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21904 0 when inlining and not inlining to first basic block.
21905 (remap_decl): When var is initialized to 0, don't set default_def.
21906 (expand_call_inline): Set entry_bb.
21907 * tree-inline.h (copy_body_data): Add entry_bb.
21909 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21912 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21915 PR tree-optimization/29484
21916 * tree-inline.c (inline_forbidden_p_2): New function.
21917 (inline_forbidden_p): Disallow inlining if some static var
21918 has an address of a local LABEL_DECL in its initializer.
21919 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21922 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21924 PR tree-optimization/34635
21925 * tree-data-ref.c (add_other_self_distances): Make sure that the
21926 evolution step is constant.
21928 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21930 PR middle-end/34608
21931 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21933 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21935 * tree-sra.c (scalarize_init): Insert the generate_element_init
21936 statements after the generate_element_zero statements.
21938 2008-01-02 Richard Guenther <rguenther@suse.de>
21940 PR middle-end/34093
21941 PR middle-end/31976
21942 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21943 for very large number of operands instead of ICEing.
21945 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21948 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21949 while stack probing.
21951 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21953 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21956 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21958 PR libmudflap/26442
21959 * tree-mudflap.c (mx_register_decls): Guard warning by
21960 !DECL_ARTIFICIAL check.
21962 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21964 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21965 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21966 sse5_perm<mode>): Fix constraints.