1 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3 * sel-sched.c (fur_orig_expr_found): Mark arguments unused.
5 2008-09-02 Jakub Jelinek <jakub@redhat.com>
7 * dwarf2out.c (tree_add_const_value_attribute): Only handle
8 VAR_DECL and CONST_DECL.
10 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
11 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
14 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
15 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
16 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
17 Don't set ix86_save_varrargs_registers.
18 (ix86_setup_incoming_varargs): Assume cum != NULL.
19 (ix86_va_start): Check ix86_varargs_gpr_size and
20 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
21 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
22 from frame pointer if ix86_varargs_gpr_size == 0.
23 (ix86_compute_frame_layout): Updated.
24 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
25 (ix86_varargs_gpr_size): Define.
26 (ix86_varargs_fpr_size): Likewise.
27 (machine_function): Remove save_varrargs_registers.
28 Add varargs_gpr_size and varargs_fpr_size.
30 2008-09-02 Jakub Jelinek <jakub@redhat.com>
32 * config/alpha/alpha.c (va_list_skip_additions,
33 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
34 (alpha_gimplify_va_arg): Call unshare_expr on second use of
37 PR tree-optimization/36766
38 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
39 for already removed basic blocks.
42 * real.c (real_maxval): Clear a lower bit to make real_maxval
43 match get_max_float for IBM long double format.
45 2008-09-02 Andreas Schwab <schwab@suse.de>
47 * configure.ac: Use m4_quote to quote the expansion of m4_do.
48 * configure: Regenerate.
50 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
52 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
53 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
54 checking for a non-VOID CONSTANT_P.
56 2008-09-02 Jan Hubicka <jh@suse.cz>
58 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
59 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
61 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
63 * expr.c (emit_group_store): Don't assert stack temp mode size.
65 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
66 Tobias Grosser <grosser@fim.uni-passau.de>
67 Jan Sjodin <jan.sjodin@amd.com>
68 Harsha Jagasia <harsha.jagasia@amd.com>
69 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
70 Konrad Trifunovic <konrad.trifunovic@inria.fr>
71 Adrien Eliche <aeliche@isty.uvsq.fr>
73 Merge from graphite branch.
76 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
77 * doc/invoke.texi (-floop-block, -floop-interchange,
78 -floop-strip-mine): Document new flags.
79 * tree-into-ssa.c (gimple_vec): Moved...
80 * tree-loop-distribution.c (rdg_component): Moved...
81 * cfgloopmanip.c: Include tree-flow.h.
82 (update_dominators_in_loop): New.
83 (create_empty_if_region_on_edge): New.
84 (create_empty_loop_on_edge): New.
85 (loopify): Use update_dominators_in_loop.
86 * tree-pass.h (pass_graphite_transforms): Declared.
87 * configure: Regenerate.
88 * tree-phinodes.c (make_phi_node): Export.
89 (add_phi_node_to_bb): New, split from create_phi_node.
90 * tree-chrec.c (for_each_scev_op): New.
91 * tree-chrec.h (for_each_scev_op): Declared.
92 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
93 (remove_statement): Call get_phi_with_result.
94 * config.in (HAVE_cloog): Undef.
95 * gdbinit.in (pgg): New.
96 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
97 * tree-ssa-loop.c (graphite_transforms): New.
98 (gate_graphite_transforms): New.
99 (pass_graphite_transforms): New.
100 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
101 HAVE_cloog): Defined.
102 * tree-vectorizer.c (rename_variables_in_bb): Export.
103 * tree-data-ref.c (dr_may_alias_p): Export.
104 (stmt_simple_memref_p): New.
105 (find_data_references_in_stmt): Export.
106 (find_data_references_in_loop): Export.
107 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
108 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
109 (create_rdg_vertices): Export.
110 (build_empty_rdg): New.
111 (build_rdg): Call build_empty_rdg. Free dependence_relations.
112 * tree-data-ref.h (rdg_component): ... here.
114 (struct data_reference): Add a field scop.
116 (find_data_references_in_loop): Declared.
117 (find_data_references_in_stmt): Declared.
118 (create_rdg_vertices): Declared.
119 (dr_may_alias_p): Declared.
120 (stmt_simple_memref_p): Declared.
121 (struct rdg_edge): Add a field ddr_p relation.
122 (build_empty_rdg): Declared.
123 * lambda.h (lambda_matrix): Declare a VEC of.
124 (find_induction_var_from_exit_cond): Declared.
125 (lambda_vector_compare): New.
126 * common.opt (fgraphite, floop-strip-mine,
127 floop-interchange, floop-block): New flags.
128 * lambda-code.c (find_induction_var_from_exit_cond): Export.
129 * cfgloop.c (is_loop_exit): New.
130 * cfgloop.h (is_loop_exit): Declared.
131 (create_empty_if_region_on_edge): Declared.
132 (create_empty_loop_on_edge): Declared.
133 * tree-flow.h (add_phi_node_to_bb): Declared.
134 (make_phi_node): Declared.
135 (rename_variables_in_bb): Declared.
136 (perfect_loop_nest_depth): Declared.
137 (graphite_transform_loops): Declared.
138 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
139 (graphite.o-warn): Add -Wno-error.
140 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
141 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
142 (INCLUDES): Add PPLINC, CLOOGINC.
143 (OBJS-common): Add graphite.o.
144 (graphite.o): Add rule.
145 * gimple.h (gimple_vec): ... here.
146 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
147 * passes.c (init_optimization_passes): Schedule
148 pass_graphite_transforms.
150 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
153 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
154 and -fno-toplevel-reorder after handle_options.
156 2008-09-02 Paul Brook <paul@codesourcery.com>
158 * config/arm/arm.c (arm_tune_cortex_a9): Define.
159 (arm_override_options): Set arm_tune_cortex_a9.
160 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
161 (arm_issue_rate): Handle cortexa9.
162 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
163 * config/arm/arm-cores.def: Add cortex-a9.
164 * config/arm/arm-tune.md: Regenerate.
165 * config/arm/arm.md: Include cortex-a9.md.
166 (generic_sched, generic_vfp): Add cortexa9.
167 * config/arm/cortex-a9.md: New file.
169 2008-09-02 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/37327
172 * tree-vrp.c (register_new_assert_for): Make sure to not have
173 TREE_OVERFLOW set on the bound.
175 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
177 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
179 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
180 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
183 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
185 * gcc/config/spu/spu.md (divdf3): Removed.
187 2008-09-02 Jakub Jelinek <jakub@redhat.com>
189 PR tree-optimization/37095
190 * cgraph.c (cgraph_node): When creating new cgraph node after
191 assembler_name_hash has been populated, record it in the hash
194 2008-09-01 Paul Brook <paul@codesourcery.com>
196 * doc/invoke.texi: Document -mword-relocations.
197 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
198 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
199 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
200 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
201 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
202 (arm_emit_movpair): New function.
203 (arm_print_operand <c>): Handle sybolic addresses.
204 * config/arm/arm.h (TARGET_USE_MOVT): Define.
205 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
206 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
207 * config/arm/arm.opt: Add -mword-relocations.
208 * config/arm/arm.md (movsi): Use arm_emit_movpair.
209 (arm_movt, arm_movw): New.
211 2008-09-01 Paul Brook <paul@codesourcery.com>
213 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
214 Allow Interworking on ARMv4 EABI based targets.
215 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
216 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
218 2008-09-01 Paul Brook <paul@codesourcery.com>
220 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
221 optimized LT0 test. Remove optimization for GT.
223 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
225 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
227 * pa-hpux11.h (LIB_SPEC): Likewise.
229 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
232 2008-09-01 Jan Hubicka <jh@suse.cz>
234 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
235 present, use only counts; when guessed use only frequencies.
236 (estimate_bb_frequencies): Use function_frequency.
237 * profile.c (compute_branch_probabilities): Exit early when
238 profile reading failed. Set profile_status.
239 (branch_prob): Do not set profile_status.
241 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
243 * tree.c (protected_set_expr_location): New.
244 * tree.h (protected_set_expr_location): New prototype.
245 * c-tree.h (build_array_ref): Add argument.
246 (parser_build_unary_op): Same.
247 * c-typeck.c (build_indirect_ref): Handle new location argument.
248 (build_array_ref): Same.
249 (parser_build_unary_op): Same.
250 * gimplify.c (gimplify_asm_expr): Set input_location before calling
252 * c-omp.c (c_finish_omp_atomic): Pass location when calling
254 * c-common.c (finish_label_address_expr): Handle new location
256 * c-common.h (build_indirect_ref): Add argument.
257 (finish_label_address_expr): Same.
258 * c-parser.c (c_parser_unary_expression): Pass location to build
260 (c_parser_postfix_expression): Same.
262 2008-09-01 Paul Brook <paul@codesourcery.com>
264 * config/arm/arm.md: Include cortex-r4f.md.
265 (attr fpu): Update type list.
266 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
267 fconstd, fcmps and fcmpd.
268 (attr tune_cortexr4): Define.
269 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
270 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
271 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
272 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
273 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
275 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
276 cortex_a8_vfp_farith: Ditto.
277 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
278 * config/arm/cortex-r4.md: Use tune_cortexr4.
279 * config/arm/cortex-r4f.md: New file.
281 2008-09-01 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/37305
284 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
285 the result of constant conversions.
286 (fold_gimple_assign): Likewise.
288 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
290 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
291 #ifdef ENABLE_CHECKING.
293 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
295 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
296 * sched-int.h (print_insn, print_pattern, print_value): Declare also
297 when !INSN_SCHEDULING.
299 2008-09-01 Andreas Schwab <schwab@suse.de>
301 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
303 2008-09-01 Paul Brook <paul@codesourcery.com>
305 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
307 2008-09-01 Jan Hubicka <jh@suse.cz>
309 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
311 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
312 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
313 * gimplify.c (gimplify_init_constructor): Add speed operand.
314 * tree-sra.c (decide_block_copy): Likewise.
315 * tree-inline.c (estimate_move_cost): Likewise.
316 * config/alpha/alpha.h (MOVE_RATIO): Update.
317 * config/frv/frv.c (MOVE_RATIO): Update.
318 * config/spu/spu.h (MOVE_RATIO): Update.
319 * config/sparc/sparc.h (MOVE_RATIO): Update.
320 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
321 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
322 * config/cris/cris.h (MOVE_RATIO): Update.
323 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
324 * config/arm/arm.h (MOVE_RATIO): Update.
325 * config/pa/pa.md: Update uses of MOVE_RATIO
326 * config/pa/pa.h (MOVE_RATIO): Update.
327 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
328 * config/h8300/h8300.h (MOVE_RATIO): Update.
329 * config/v850/v850.h (MOVE_RATIO): Update.
330 * config/bfin/bfin.h (MOVE_RATIO): Update.
332 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
333 Dmitry Melnik <dm@ispras.ru>
334 Dmitry Zhurikhin <zhur@ispras.ru>
335 Alexander Monakov <amonakov@ispras.ru>
336 Maxim Kuvyrkov <maxim@codesourcery.com>
338 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
339 sel-sched-dump.c, sel-sched-ir.c: New files.
340 * Makefile.in (OBJS-common): Add selective scheduling object
342 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
343 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
344 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
345 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
346 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
347 (make_forwarder_block): Update loop latch if we have redirected
349 * cfgloop.c (get_loop_body_in_custom_order): New function.
350 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
351 (CP_FALLTHRU_PREHEADERS): Likewise.
352 (get_loop_body_in_custom_order): Declare.
353 * cfgloopmanip.c (has_preds_from_loop): New.
354 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
355 Assert that the preheader edge will be fall thru when it is set.
356 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
357 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
358 fsel-sched-substitution, fselective-scheduling): New flags.
359 * cse.c (hash_rtx_cb): New.
361 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
362 sel_sched_insn_cnt): New counters.
363 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
364 * genattr.c (main): Output maximal_insn_latency prototype.
365 * genautomata.c (output_default_latencies): New. Factor its code from ...
366 (output_internal_insn_latency_func): ... here.
367 (output_internal_maximal_insn_latency_func): New.
368 (output_maximal_insn_latency_func): New.
369 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
370 (struct hard_reg_set_iterator): New.
371 (hard_reg_set_iter_init, hard_reg_set_iter_set,
372 hard_reg_set_iter_next): New functions.
373 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
374 * lists.c (remove_free_INSN_LIST_node,
375 remove_free_EXPR_LIST_node): New functions.
376 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
377 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
378 (loop_optimizer_finalize): Do not verify flow info after reload.
379 * recog.c (validate_replace_rtx_1): New parameter simplify.
380 Default it to true. Update all uses. Factor out simplifying
382 (simplify_while_replacing): ... this new function.
383 (validate_replace_rtx_part,
384 validate_replace_rtx_part_nosimplify): New.
385 * recog.h (validate_replace_rtx_part,
386 validate_replace_rtx_part_nosimplify): Declare.
387 * rtl.c (rtx_equal_p_cb): New.
388 (rtx_equal_p): Use it.
389 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
390 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
391 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
392 * vecprim.h: Add a vector type for unsigned int.
393 * haifa-sched.c: Include vecprim.h and cfgloop.h.
394 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
395 ready_try, cycle_issued_insns, spec_info): Make global.
396 (readyp): Initialize.
397 (dfa_lookahead): New global variable.
398 (old_max_uid, old_last_basic_block): Remove.
399 (h_i_d): Make it a vector.
400 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
402 (after_recovery, adding_bb_to_current_region_p):
403 New variables to handle correct insertion of the recovery code.
404 (struct ready_list): Move declaration to sched-int.h.
405 (rgn_n_insns): Removed.
406 (rtx_vec_t): Move to sched-int.h.
407 (find_insn_reg_weight): Remove.
408 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
409 (haifa_init_h_i_d, haifa_finish_h_i_d):
410 New functions to initialize / finalize haifa instruction data.
411 (extend_h_i_d, init_h_i_d): Rewrite.
412 (unlink_other_notes): Move logic to add_to_note_list. Handle
414 (ready_lastpos, ready_element, ready_sort, reemit_notes,
415 find_fallthru_edge): Make global, remove static prototypes.
416 (max_issue): Make global. Add privileged_n and state parameters. Use
418 (extend_global, extend_all): Removed.
419 (init_before_recovery): Add new param. Fix the handling of the case
420 when we insert a recovery code before the EXIT which has a predecessor
421 with a fallthrough edge to it.
422 (create_recovery_block): Make global. Rename to
423 sched_create_recovery_block. Update.
424 (change_pattern): Rename to sched_change_pattern. Make global.
425 (speculate_insn): Rename to sched_speculate_insn. Make global.
426 Split haifa-specific functionality into ...
427 (haifa_change_pattern): New static function.
428 (sched_extend_bb): New static function.
429 (sched_init_bbs): New function.
430 (current_sched_info): Change type to struct haifa_sched_info.
431 (insn_cost): Adjust for selective scheduling.
432 (dep_cost_1): New function. Move logic from ...
433 (dep_cost): ... here.
434 (dep_cost): Use dep_cost_1.
435 (contributes_to_priority_p): Use sched_deps_info instead of
437 (priority): Adjust to work with selective scheduling. Process the
438 corner case when all dependencies don't contribute to priority.
439 (rank_for_schedule): Use ds_weak instead of dep_weak.
440 (advance_state): New function. Move logic from ...
441 (advance_one_cycle): ... here.
442 (add_to_note_list, concat_note_lists): New functions.
443 (rm_other_notes): Make static. Adjust for selective scheduling.
444 (remove_notes, restore_other_notes): New functions.
445 (move_insn): Add two arguments. Update assert. Don't call
447 (choose_ready): Remove lookahead variable, use dfa_lookahead.
448 Remove more_issue, max_points. Move the code to initialize
449 max_lookahead_tries to max_issue.
450 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
451 ready. Adjust use of move_insn. Call restore_other_notes.
453 (sched_init, sched_finish): Move Haifa-specific initialization/
455 (haifa_sched_init, haifa_sched_finish): ... respectively.
457 (setup_sched_dump): New function.
458 (haifa_init_only_bb): New static function.
459 (haifa_speculate_insn): New static function.
460 (try_ready): Use haifa_* instead of speculate_insn and
462 (extend_ready, extend_all): Remove.
463 (sched_extend_ready_list, sched_finish_ready_list): New functions.
464 (create_check_block_twin, add_to_speculative_block): Use
465 haifa_insns_init instead of extend_global. Update to use new
466 initialization functions. Change parameter. Factor out code from
467 create_check_block_twin to ...
468 (sched_create_recovery_edges) ... this new function.
470 (sched_scan_info): New.
471 (extend_bb): Use sched_scan_info.
472 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
473 static functions for walking through scheduling region.
474 (sched_luids): New vector variable to replace uid_to_luid.
475 (luids_extend_insn): New function.
476 (sched_max_luid): New variable.
477 (luids_init_insn): New function.
478 (sched_init_luids, sched_finish_luids): New functions.
479 (insn_luid): New debug function.
480 (sched_extend_target): New function.
481 (haifa_init_insn): New static function.
482 (sched_init_only_bb): New hook.
483 (sched_split_block): New hook.
484 (sched_split_block_1): New function.
485 (sched_create_empty_bb): New hook.
486 (sched_create_empty_bb_1): New function.
487 (common_sched_info, ready): New global variables.
488 (current_sched_info_var): Remove.
489 (move_block_after_check): Use common_sched_info.
490 (haifa_luid_for_non_insn): New static function.
491 (init_before_recovery): Use haifa_init_only_bb instead of
493 (increase_insn_priority): New.
494 * modulo-sched.c: (issue_rate): Remove static declaration.
495 (sms_sched_info): Change type to haifa_sched_info.
496 (sms_sched_deps_info, sms_common_sched_info): New variables.
497 (setup_sched_infos): New.
498 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
499 Do not call regstat_free_calls_crossed.
500 (sms_print_insn): Use const_rtx.
501 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
502 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
503 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
504 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
505 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
506 current_sched_info to use it.
507 (enum reg_pending_barrier_mode): Move to sched-int.h.
508 (h_d_i_d): New variable. Initialize to NULL.
509 ({true, output, anti, spec, forward}_dependency_cache): Initialize
511 (estimate_dep_weak): Remove static declaration.
512 (sched_has_condition_p): New function. Adjust users of
513 sched_get_condition to use it instead.
514 (conditions_mutex_p): Add arguments indicating which conditions are
516 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
517 argument to indicate whether returned condition is reversed. Do not
518 generate new rtx when condition should be reversed; indicate it by
519 setting new argument instead.
520 (add_dependence_list_and_free): Add deps parameter.
521 Update all users. Do not free dependence list when
522 deps context is readonly.
523 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
525 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
526 (remove_from_deps): New. Use the above functions.
527 (cur_insn, can_start_lhs_rhs_p): New static variables.
528 (add_or_update_back_dep_1): Initialize present_dep_type.
529 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
530 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
531 haifa_note_dep): New functions implementing dependence hooks for
533 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
534 note_dep): New functions.
535 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
537 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
538 (free_deps): Initialize deps->reg_last.
539 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
540 sched_analyze_insn): Update to use dependency hooks infrastructure
541 and readonly contexts.
542 (deps_analyze_insn): New function. Move part of logic from ...
543 (sched_analyze): ... here. Also move some logic to ...
544 (deps_start_bb): ... here. New function.
545 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
547 (sched_deps_init): New function. Move code from ...
548 (init_dependency_caches): ... here. Remove.
549 (init_deps_data_vector): New.
550 (sched_deps_finish): New function. Move code from ...
551 (free_dependency_caches): ... here. Remove.
552 (init_deps_global, finish_deps_global): Adjust for use with
553 selective scheduling.
554 (get_dep_weak): Move logic to ...
555 (get_dep_weak_1): New function.
556 (ds_merge): Move logic to ...
557 (ds_merge_1): New static function.
558 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
559 (ds_get_max_dep_weak): New function.
560 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
561 (n_insns): Rename to rgn_n_insns.
562 (debug_ebb_dependencies): New function.
563 (init_ready_list): Use it.
564 (begin_schedule_ready): Use sched_init_only_bb.
565 (ebb_print_insn): Indicate when an insn starts a new cycle.
566 (contributes_to_priority, compute_jump_reg_dependencies,
567 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
568 (add_block1): Remove to ebb_add_block.
569 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
570 (schedule_ebb): Initialize them. Use remove_notes instead of
571 rm_other_notes. Use haifa_local_init/finish.
572 (schedule_ebbs): Use haifa_sched_init/finish.
573 * sched-int.h: Include vecprim.h, remove rtl.h.
574 (struct ready_list): Delete declaration.
575 (sched_verbose_param, enum sched_pass_id_t,
576 bb_vec_t, insn_vec_t, rtx_vec_t): New.
577 (struct sched_scan_info_def): New structure.
578 (sched_scan_info, sched_scan, sched_init_bbs,
579 sched_init_luids, sched_finish_luids, sched_extend_target,
580 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
581 (struct common_sched_info_def): New.
582 (common_sched_info, haifa_common_sched_info,
583 sched_emulate_haifa_p): Declare.
585 (sched_luids): Declare.
586 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
587 (sched_max_luid, insn_luid): Declare.
588 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
589 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
590 print_insn, print_pattern, print_value, haifa_classify_insn,
591 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
592 setup_sched_dump, sched_init, sched_finish,
593 sel_insn_is_speculation_check): Export.
594 (struct ready_list): Move from haifa-sched.c.
595 (ready_try, ready, max_issue): Export.
596 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
597 sched_init_only_bb, sched_split_block, sched_split_block_1,
598 sched_create_empty_bb, sched_create_empty_bb_1,
599 sched_create_recovery_block, sched_create_recovery_edges): Export.
600 (enum reg_pending_barrier_mode): Export.
601 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
603 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
604 print_insn field. Move add_block and fix_recovery_cfg to
605 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
606 (struct sched_deps_info_def): ... this new structure.
607 (sched_deps_info): Declare.
608 (struct spec_info_def): Remove weakness_cutoff, add
609 data_weakness_cutoff and control_weakness_cutoff.
610 (spec_info): Declare.
611 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
613 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
614 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
615 (current_sched_info): Change type to struct haifa_sched_info.
616 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
617 (h_d_i_d): New variable.
618 (HDID): New accessor macro.
619 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
620 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
622 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
623 (enum SCHED_FLAGS): Update for selective scheduler.
624 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
625 (init_dependency_caches, free_dependency_caches): Delete declarations.
626 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
627 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
628 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
629 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
630 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
632 (rm_other_notes): Delete declaration.
633 (schedule_block): Remove one argument.
634 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
635 ready_element, ready_lastpos, sched_extend_ready_list,
636 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
637 concat_note_lists): Export.
638 (struct region): Move from sched-rgn.h.
639 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
640 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
641 BLOCK_TO_BB, CONTAINING_RGN): Export.
642 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
643 (current_nr_blocks, current_blocks, target_bb): Likewise.
644 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
645 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
646 sched_rgn_local_init, extend_regions,
647 rgn_make_new_region_out_of_new_block, compute_priorities,
648 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
649 extend_rgns, deps_join rgn_setup_common_sched_info,
650 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
651 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
652 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
653 increase_insn_priority): Likewise.
654 * sched-rgn.c: Include sel-sched.h.
655 (ref_counts): New static variable. Use it ...
656 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
657 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
658 (sched_is_disabled_for_current_region_p): Delete static declaration.
659 (struct region): Move to sched-int.h.
660 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
661 ebb_head): Define and initialize.
662 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
663 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
664 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
666 (find_single_block_region): Add new argument to indicate that EBB
667 regions should be constructed.
668 (debug_live): Delete declaration.
669 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
670 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
672 (init_regions): Delete declaration.
673 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
674 rgn_estimate_number_of_insns): New.
675 (too_large): Use estimate_number_of_insns.
676 (haifa_find_rgns): New. Move the code from ...
677 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
678 (free_trg_info): New.
679 (compute_trg_info): Allocate candidate tables here instead of ...
680 (init_ready_list): ... here.
681 (rgn_print_insn): Use const_rtx.
682 (contributes_to_priority, extend_regions): Delete static declaration.
683 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
684 (add_block1): Rename to rgn_add_block.
685 (debug_rgn_dependencies): Delete static qualifier.
686 (new_ready): Use sched_deps_info. Simplify.
687 (rgn_common_sched_info, rgn_const_sched_deps_info,
688 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
689 (region_sched_info): Rename to rgn_const_sched_info.
690 (deps_join): New, extracted from ...
691 (propagate_deps): ... here.
692 (compute_block_dependences, debug_dependencies): Update for selective
694 (free_rgn_deps, compute_priorities): New functions.
695 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
696 sched_rgn_compute_dependencies): New functions.
697 (schedule_region): Use them.
698 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
699 rgn_setup_common_sched_info, rgn_setup_sched_infos):
701 (schedule_insns): Call new functions that were split out.
702 (rgn_make_new_region_out_of_new_block): New.
703 (get_rgn_sched_max_insns_priority): New.
704 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
705 scheduling when appropriate.
706 * sched-vis.c: Include insn-attr.h.
707 (print_value, print_pattern): Make global.
708 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
709 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
710 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
711 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
712 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
713 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
714 hooks. Initialize them to 0.
715 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
716 * target.h (struct gcc_target): Add them. Rename gen_check field to
718 * flags.h (sel_sched_switch_set): Declare.
719 * opts.c (sel_sched_switch_set): New variable.
720 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
721 pipelining is disabled from command line.
722 (common_handle_option): Record whether selective scheduling is
723 requested from command line.
724 * doc/invoke.texi: Document new flags and parameters.
725 * doc/tm.texi: Document new target hooks.
726 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
727 (dfa_state_size): Do not declare locally.
728 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
729 * config/rs6000/rs6000.c (rs6000_init_sched_context,
730 rs6000_alloc_sched_context, rs6000_set_sched_context,
731 rs6000_free_sched_context): New functions.
732 (struct _rs6000_sched_context): New.
733 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
735 (rs6000_sched_finish): Do not run for selective scheduling.
737 2008-08-31 Jan Hubicka <jh@suse.cz>
739 * frv.c (frv_rtx_costs): Update forward declaration.
740 * spu.c (spu_rtx_costs): Likewise.
741 * pdp11.c: Include df.h
742 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
743 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
744 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
745 * iq2000.c (iq2000_address_cost): Add speed argument.
746 (iq2000_rtx_costs): Likewise.
747 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
748 update call of mn10300_address_cost.
749 * mcore.c: Include df.h
750 (mcore_rtx_costs): Update prototype.
751 * score3.c: Include df.h
752 (score3_rtx_costs): Remove speed argument.
753 * score7.c: Include df.h
754 (score7_address_cost): Remove speed argument.
755 * score-protos.h (score_address_cost): Update prototype.
756 * score.c: Include df.h
757 (score_rtx_costs): Update call of costs functions.
758 * v850.c (v850_rtx_costs): Add bool argument.
760 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
762 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
764 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
766 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
767 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
769 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
771 * mkmap-flat.awk: Add option pe_dll.
772 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
773 * config/i386/t-cygwin (SHLIB_LC): Add.
774 * config/i386/t-mingw32 (SHLIB_LC): Add.
775 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
776 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
777 (LINK_SPEC): Support libgcc_s.
778 (LIBGCC_SPEC): Support libgcc_s.
779 (LIBGCC_SONAME): New.
781 2008-08-31 Jan Hubicka <jh@suse.cz>
783 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
784 mistakely had old version of patch.
786 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
787 (ipcp_estimate_growth): New.
788 (ipcp_insert_stage): Use ipcp_estimate_growth.
789 * profile.c (branch_prob): When reading failed, do not consider
792 2008-08-31 Jan Hubicka <jh@suse.cz>
794 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
795 loop is optimized for speed.
797 2008-08-31 Richard Guenther <rguenther@suse.de>
800 * fold-const.c (fold_binary): Retain conversions in folding
803 2008-08-31 Jan Hubicka <jh@suse.cz>
805 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
806 * predict.c (maybe_hot_frequency_p): Make inline.
807 (maybe_hot_count_p): Break out from ...
808 (maybe_hot_bb_p): ... this one.
809 (maybe_hot_edge_p): Simplify.
810 * basic-block.h (probably_cold_bb_p): Remove.
812 2008-08-31 Jakub Jelinek <jakub@redhat.com>
815 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
817 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
818 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
820 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
823 2008-08-31 Jan Hubicka <jh@suse.cz>
825 * predict.c (PROB_VERY_LIKELY): Make small enough so things
827 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
829 2008-08-31 Jakub Jelinek <jakub@redhat.com>
832 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
835 * dwarf2out.c (native_encode_initializer): Subtract min_index for
836 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
838 2008-08-31 Jan Hubicka <jh@suse.cz>
840 * sparc.h (BRANCH_COST): Fix macro definition.
841 * avr.c (avr_operand_rtx_cost): Add speed argument.
842 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
844 2008-08-31 Richard Guenther <rguenther@suse.de>
846 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
847 types instead of operands. Re-instantiate verifying of
848 binary expression operands.
850 2008-08-30 Jan Hubicka <jh@suse.cz>
852 * fwprop.c (should_replace_address): Add speed attribute.
853 (PR_OPTIMIZE_FOR_SPEED): New flag.
854 (propagate_rtx_1): Use it.
855 (propagate_rtx): Set it.
856 (try_fwprop_subst): Update call of rtx_costs.
857 (forward_propagate_and_simplify): LIkewise.
858 * hooks.c (hook_int_rtx_bool_0): New
859 (hook_bool_rtx_int_int_intp_false): Replace by ...
860 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
861 * hooks.h (hook_int_rtx_bool_0): New
862 (hook_bool_rtx_int_int_intp_false): Replace by ...
863 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
864 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
865 (prepare_cmp_insn): UPdate call of rtx_cost.
866 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
867 (reload_cse_simplify_operands): Update call of rtx_cost.
868 (reload_cse_move2add): call of rtx_cost.
869 * target.h (struct gcc_target): Update rtx_costs and address_costs.
870 * rtlanal.c (rtx_cost): Add speed argument.
871 (address_cost): Add speed argument
872 (default_address_cost): Likewise.
873 (insn_rtx_cost): Likewise.
874 * cfgloopanal.c (seq_cost): Add speed argument.
875 (target_reg_cost, target_spill_cost): Turn to array.
876 (init_set_costs): Update for speed.
877 (estimate_reg_pressure_cost): Add speed argument.
878 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
879 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
880 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
881 (seq_cost): Add speed argument.
882 (computation_cost): Add speed arugment.
883 (add_cost, multiply_by_const, get_address_cost): add speed argument.
884 (force_expr_to_var_cost): Update for profile info.
885 (force_var_cost): Likewise.
886 (split_address_cost): Likewise.
887 (ptr_difference_cost): Likewise.
888 (difference_cost): Likewise.
889 (get_computation_cost_at): Likewise.
890 (determine_iv_cost): Likewise.
891 (ivopts_global_cost_for_size): Likewise.
892 (rewrite_use_address): Likewise.
893 (tree_ssa_iv_optimize_loop): Initialize speed field.
894 * cse.c (optimize_this_for_speed_p): New static var.
895 (notreg_cost): Update call of rtx_cost.
896 (cse_extended_basic_block): set optimize_this_for_speed_p.
897 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
898 (noce_try_cmove_arith): Likewise.
899 (noce_try_sign_mask): LIkewise.
900 * expr.c (compress_float_constant): Update rtx_cost calls.
901 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
902 (addr_to_parts): Likewise.
903 (create_mem_ref): Likewise.
904 * dse.c (find_shift_sequence): Add speed argument.
905 (replace_read): Update call.
906 * calls.c (precompute_register_parameters): Update call of rtx_cost.
907 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
908 * neg_cost, shift_cost, shiftadd_cost,
909 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
910 mul_highpart_cost): Increase dimension.
911 (init_expmed): Initialize for both size and speed.
912 (expand_shift): Use profile.
913 (synth_mult): Use profile.
914 (choose_mult_variant): Use profile.
915 (expand_mult): Use profile.
916 (expand_mult_highpart_optab): Use profile.
917 (expand_mult_highpart): Use profile.
918 (expand_smod_pow2): Use profile.
919 (expand_divmod): Use profile.
920 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
921 * loop-invariant.c (create_new_invariant): Use profile.
922 (gain_for_invariant): Add speed parameter.
923 (best_gain_for_invariant): Likewise.
924 (find_invariants_to_move): Likewise.
925 (move_single_loop_invariants): Set it.
926 * target-def.h (TARGET_RTX_COSTS): Use hook.
927 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
928 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
929 * output.h (default_address_cost): Update prototype.
930 * combine.c (optimize_this_for_speed_p): New static var.
931 (combine_validate_cost): Update call of rtx_cost.
932 (combine_instructions): Set optimize_this_for_speed_p.
933 (expand_compound_operation): Update call of rtx_cost.
934 (make_extraction):Update call of rtx_cost.
935 (force_to_mode):Update call of rtx_cost.
936 (distribute_and_simplify_rtx):Update call of rtx_cost.
937 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
938 (estimate_reg_pressure_cost): Update prototype.
939 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
940 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
942 * config/alpha/alpha.c (alpha_rtx_costs): Update.
943 (alpha_rtx_costs): Update.
944 * config/frv/frv.c (frv_rtx_costs): Update.
945 * config/s390/s390.c (s390_rtx_costs): Update.
946 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
947 (m32c_rtx_costs): Update.
948 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
949 (spu_rtx_costs): Update.
950 * config/sparc/sparc.c (sparc_rtx_costs): Update.
951 * config/m32r/m32r.c (m32r_rtx_costs): Update.
952 * config/i386/i386.c (:ix86_address_cost): Update.
953 (ix86_rtx_costs): Update.
954 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
955 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
956 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
957 * config/crx/crx.c (crx_address_cost): Update.
958 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
959 * config/stormy16/stormy16.c
960 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
961 * config/m68hc11/m68hc11.c
962 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
963 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
964 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
965 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
966 * config/ia64/ia64.c (ia64_rtx_costs): Update.
967 * config/m68k/m68k.c (m68k_rtx_costs): Update.
968 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
969 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
970 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
971 (mcore_rtx_costs): update.
972 * config/score/score3.c (score3_rtx_costs): Update.
973 * config/score/score7.c (score7_rtx_costs): Update.
974 * config/score/score3.h (score3_rtx_costs):Update.
975 * config/score/score7.h (score7_rtx_costs): Update.
976 * config/score/score.c (score_rtx_costs): Update.
977 * config/arm/arm.c (arm_address_cost): Update.
978 (arm_rtx_costs_1): Update.
979 (arm_rtx_costs_1): Update.
980 (arm_size_rtx_costs): Update.
981 (arm_size_rtx_costs): Update.
982 (arm_size_rtx_costs): Update.
983 (arm_xscale_rtx_costs): Update.
984 (arm_thumb_address_cost): Update.
985 * config/pa/pa.c (hppa_address_cost): Update.
986 * config/mips/mips.c (mips_rtx_costs): Update.
987 * config/vax/vax.c (vax_address_cost): Update.
988 * config/h8300/h8300.c (h8300_shift_costs): Update.
989 (h8300_rtx_costs): Update.
990 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
991 (v850_rtx_costs): Update.
992 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
994 (bfin_address_cost): Update.
995 (bfin_rtx_costs): Update.
996 * stmt.c (lshift_cheap_p): Update.
998 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1001 * expmed.c (extract_bit_field_1): Check the mode size to make
1002 sure the vector modes have the same size.
1004 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1006 * dojump.c (top level): Include basic-block.h to declare
1007 optimize_insn_for_speed_p
1009 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1011 * opts.h (CL_SAVE): New option class for marking options that are
1012 target specific options usable in the target attribute.
1013 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1015 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1016 can easily find the target specific options that are safe to use
1017 in the attribute or pragma.
1019 * attribs.c (decl_attributes): Change #pragma GCC option to
1020 #pragma GCC target, and attribute((option(...))) to
1021 attribute((target(...))).
1023 * doc/extend.texi (target attribute): Change from option
1024 attribute. Delete push/pop/reset.
1025 (#pragma GCC target): Change from #pragma GCC option. Delete
1027 (#pragma GCC push_options): Document new pragma.
1028 (#pragma GCC pop_options): Document new pragma.
1029 (#pragma GCC reset_options): Document new pragma.
1031 * targhooks.c (default_target_option_valid_attribute_p): Add
1032 warning about port not supporting target attributes.
1033 (default_target_option_pragma_parse): New function, warn about
1034 #pragma GCC target not being supported.
1036 * targhooks.h (default_target_option_pragma_parse): Add
1039 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1040 TI_CURRENT_OPTION_PRAGMA.
1041 (current_target_pragma): Rename from current_option_pragma.
1043 * target.h: (struct target_option): Delete booleans for changing
1044 the optimization level on hot/cold functions. Change signature of
1045 pragma_parse hook to take a second tree.
1047 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1049 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1050 that the declaration is done at global scope.
1052 * langhooks.c (add_builtin_function_common): Move most of the code
1053 from add_builtin_function here, calling the hook passed in.
1054 (add_builtin_function): Call add_builtin_function_common with
1055 standard builtin hook.
1056 (add_builtin_function_ext_scope): New function to add builtins to
1059 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1061 (add_builtin_function_ext_scope): Add declaration.
1063 * c-pragma.c (handle_pragma_target): Rename from
1064 handle_pragma_option, #pragma GCC option is now #pragma GCC
1065 target. Move warning about port not supporting target options to
1066 default pragma parse hook. Remove push/pop/reset from this
1068 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1069 (option_stack): Delete static variable.
1070 (optimize_stack): Ditto.
1071 (optons_stack): New stack of saved target and optimization
1073 (handle_pragma_push_options): New function to handle pushing both
1074 target and optimization options.
1075 (handle_pragma_pop_options): New function to handle popping both
1076 target and optimization options.
1077 (handle_pragma_reset_options): New function to handle resetting
1078 both target and optimization options to their initial state.
1079 (init_pragma): Rename handle_pragma_option to
1080 handle_pragma_target. Add support for push_options, pop_options,
1081 and reset_options pragmas.
1083 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1084 default_target_option_pragma_parse.
1085 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1086 default_target_option_valid_attribute_p.
1087 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1088 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1089 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1090 optimization level on hot/cold functions.
1092 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1093 if the caller and callee have different optimization levels.
1095 * c-common.c (handle_target_attribute): Rename from
1096 handle_option_attribute, attribute((option(...))) is now
1097 attribute((target(...))). Move warning if the port does not
1098 support target attributes to the default hook.
1099 (handle_hot_attribute): Delete code to change the optimization
1100 level of hot functions.
1101 (handle_cold_attribute): Ditto.
1103 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1104 argument that is the binary tree options to use if there are no
1105 arguments. Call ix86_valid_target_attribute_tree instead of
1106 ix86_valid_option_attribute_tree.
1107 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1108 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1109 ix86_pragma_option_parse.
1111 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1112 Rename from ix86_valid_option_attribute_tree.
1114 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1115 new builtins when the ISA changes.
1116 (ix86_valid_target_attribute_tree): Rename from
1117 ix86_valid_option_attribute_tree. Change callers. If the
1118 function specified optimization options, use those as the starting
1119 point before setting up the target attributes. If the
1120 optimization options were changed in the course of setting the
1121 target attributes, record the new optimization options.
1122 (ix86_valid_target_attribute_tree_inner_p): Rename from
1123 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1124 ix86_add_new_builtins if the ISA changed.
1125 (ix86_valid_target_attribute_p): Rename from
1126 ix86_valid_option_attribute_p. Change callers.
1127 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1128 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1129 as delayed builtin functions.
1130 (struct builtin_isa): New structure to record builtin functions
1131 that should be delayed until the ISA for that function is used.
1132 (ix86_builtins_isa): Change from int to struct to track builtin
1133 functions we want to declare at some point.
1134 (def_builtin): If the front end can delay defining the builtin
1135 functions, don't create builtins for ISAs not part of the default
1137 (def_builtin_const): Ditto.
1138 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1139 __builtin_ia32_pcmov_v2di to be different builtin functions.
1140 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1141 a structure instead of an int.
1142 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1143 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1144 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1145 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1147 * config/ia64/ia64.h
1148 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1149 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1151 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1152 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1153 (LANG_HOOKS_INITIALIZER): Add
1154 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1156 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1159 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1160 the reload address with the index register for SFmode
1161 access with a displacement.
1163 2008-08-30 Jan Hubicka <jh@suse.cz>
1165 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1166 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1167 * dojump.c (do_jump): Likewise.
1168 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1169 (note-if_info): Add BRANCH_COST.
1170 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1171 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1172 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1174 * expr.h (BRANCH_COST): Update default.
1175 * predict.c (predictable_edge_p): New function.
1176 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1177 Update BRANCH_COST call.
1178 * basic-block.h (predictable_edge_p): Declare.
1179 * config/alpha/alpha.h (BRANCH_COST): Update.
1180 * config/frv/frv.h (BRANCH_COST): Update.
1181 * config/s390/s390.h (BRANCH_COST): Update.
1182 * config/spu/spu.h (BRANCH_COST): Update.
1183 * config/sparc/sparc.h (BRANCH_COST): Update.
1184 * config/m32r/m32r.h (BRANCH_COST): Update.
1185 * config/i386/i386.h (BRANCH_COST): Update.
1186 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1187 * config/sh/sh.h (BRANCH_COST): Update.
1188 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1189 * config/avr/avr.h (BRANCH_COST): Update.
1190 * config/crx/crx.h (BRANCH_COST): Update.
1191 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1192 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1193 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1194 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1195 * config/ia64/ia64.h (BRANCH_COST): Update.
1196 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1197 * config/arc/arc.h (BRANCH_COST): Update.
1198 * config/score/score.h (BRANCH_COST): Update.
1199 * config/arm/arm.h (BRANCH_COST): Update.
1200 * config/pa/pa.h (BRANCH_COST): Update.
1201 * config/mips/mips.h (BRANCH_COST): Update.
1202 * config/vax/vax.h (BRANCH_COST): Update.
1203 * config/h8300/h8300.h (BRANCH_COST): Update.
1204 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1205 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1206 * doc/tm.texi (BRANCH_COST): Update.
1208 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1211 * config/arm/arm.c (arm_optimization_options): Set
1212 flag_section_anchors to 2 instead of 1 to distinguish it from
1213 -fsection-anchors given explicitely on the command line.
1215 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1217 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1218 final insn of a split.
1220 2008-08-30 Jan Hubicka <jh@suse.cz>
1222 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1223 optimized for speed.
1224 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1225 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1226 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1227 flag_gcse_after_reload_set): New static vars.
1228 (common_handle_option): Enable those flags for profile-use.
1229 (decode_options): Remove optimize_size flags that are handled
1230 on higher granuality.
1231 * tree-vectorizer.c (vectorize_loops): Use
1232 optimize_loop_nest_for_speed_p.
1233 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1234 * tree-predcom.c (tree_predictive_commoning): Use
1235 optimize_loop_for_speed_p.
1236 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1237 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1238 * predict.c (optimize_loop_for_speed_p): Fix walk.
1240 2008-08-30 Jan Hubicka <jh@suse.cz>
1242 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1244 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1245 profile presence locally.
1247 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1250 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1251 versions before 4.0.
1253 2008-08-29 Jan Hubicka <jh@suse.cz>
1255 * tree-inline.c (insert_init_stmt): Insert sequence even when
1258 2008-08-29 Jeff Law <law@redhat.com>
1260 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1261 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1262 location and class is an FP register.
1264 2008-08-29 Jan Hubicka <jh@suse.cz>
1266 * see.c (see_merge_one_def_extension): Silence used uninitialized
1268 * matrix-reorg.c (check_allocation_function): Likewise.
1269 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1271 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1274 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1275 compute new & and | in type rather than TREE_TYPE (arg0).
1277 * dwarf2out.c (fortran_common): Update comment.
1278 (gen_variable_die): Swap com_die and var_die variables in Fortran
1279 COMMON block handling code.
1281 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1283 * dwarf2out.c (gen_const_die): New function.
1284 (size_of_die, value_format, output_die): Output larger
1285 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1286 (native_encode_initializer): New function.
1287 (tree_add_const_value_attribute): Call it.
1288 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1290 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1291 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1292 TREE_THIS_VOLATILE to add_type_attribute.
1294 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1296 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1299 * dwarf2out.c (loc_by_reference): New function.
1300 (add_location_or_const_value_attribute): Use it.
1303 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1304 as DW_TAG_variable children of DW_TAG_common_block rather than
1305 DW_TAG_member children. Put DW_AT_external to individual
1306 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1308 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1309 loc_descriptor_from_tree_1.
1313 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1314 arguments to imported_module_or_decl.
1315 (debug_nothing_tree_tree): Removed.
1316 (debug_nothing_tree_tree_tree_bool): New prototype.
1317 * debug.c (do_nothing_debug_hooks): Adjust.
1318 (debug_nothing_tree_tree): Removed.
1319 (debug_nothing_tree_tree_tree_bool): New function.
1320 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1321 (gen_variable_die): Put all common vars for the
1322 same COMMON block under one DW_TAG_common_block.
1323 (declare_in_namespace): Return new context_die, for Fortran
1324 return the module DIE instead of adding extra declarations into
1326 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1327 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1328 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1330 (dwarf2out_global_decl): Don't skip Fortran global vars.
1331 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1332 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1333 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1334 DW_TAG_imported_declaration as child of previous
1335 DW_TAG_imported_module.
1336 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1337 * sdbout.c (sdb_debug_hooks): Likewise.
1338 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1340 2008-08-29 Jan Hubicka <jh@suse.cz>
1342 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1344 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1345 * ipa-cp.c (n_cloning_candidates): New static variable.
1346 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1347 (ipcp_print_all_lattices): Improve debug output.
1348 (ipcp_cloning_candidate_p): New function.
1349 (ipcp_initialize_node_lattices): Use it.
1350 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1351 (ipcp_propagate_stage): Prettier debug output.
1352 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1353 (ipcp_print_all_structures): Remove.
1354 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1355 (ipcp_insert_stage): Prettier debug output; call
1356 cgraph_remove_unreachable_nodes before propagating.
1357 (pass_ipa_cp): Schedule function removal pass.
1358 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1360 (cgraph_maybe_hot_edge_p): Move to ...
1361 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1362 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1363 (common_handle_option): Set them; enable ipa-cp when profiling.
1364 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1365 (ipa_print_all_jump_functions): Likewise.
1366 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1367 (ipa_print_node_params, ipa_print_all_params): New.
1368 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1369 ipa_print_all_param_flags): Remove.
1370 (ipa_print_node_params, ipa_print_all_params): New.
1372 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1374 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1375 change from 2008-04-03.
1376 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1378 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1382 * ira-color.c (push_allocnos_to_stack): Truncate
1383 removed_splay_allocno_vec.
1385 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1388 * ira-color (ira_fast_allocation): Don't assign hard registers to
1391 2008-08-29 Jan Hubicka <jh@suse.cz>
1394 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1395 for cold internal loops.
1397 2008-08-29 Richard Guenther <rguenther@suse.de>
1399 * tree-ssa-structalias.c (create_variable_info_for): Do not
1400 create fields for heap vars or vars with a noalias state.
1401 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1404 2008-08-29 Richard Guenther <rguenther@suse.de>
1406 * common.opt (ftree-store-ccp): Mark as preserved for
1407 backward compatibility.
1408 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1409 * tree-pass.h (pass_store_ccp): Remove.
1410 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1411 (first_vdef): Remove declaration.
1412 (get_value_loaded_by): Likewise.
1413 * tree-ssa-ccp.c (do_store_ccp): Remove.
1414 (get_default_value): Simplify as do_store_ccp is always false
1415 now. Do not initialize mem_ref.
1416 (set_value_varying): Likewise.
1417 (canonicalize_float_value): Likewise.
1418 (set_lattice_value): Likewise.
1419 (likely_value): Likewise.
1420 (surely_varying_stmt_p): Likewise.
1421 (ccp_initialize): Likewise.
1422 (ccp_lattice_meet): Likewise.
1423 (ccp_visit_phi_node): Likewise.
1424 (ccp_fold): Likewise.
1425 (evaluate_stmt): Likewise.
1426 (visit_assignment): Likewise.
1427 (ccp_visit_stmt): Likewise.
1428 (execute_ssa_ccp): Fold into ...
1429 (do_ssa_ccp): ... this.
1430 (do_ssa_store_ccp): Remove.
1431 (gate_store_ccp): Likewise.
1432 (pass_store_ccp): Likewise.
1433 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1435 * tree-ssa-propagate.c (first_vdef): Remove.
1436 (get_value_loaded_by): Likewise.
1437 (replace_vuses_in): Likewise.
1438 (substitute_and_fold): Do not call replace_vuses_in.
1439 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1441 2008-08-29 Richard Guenther <rguenther@suse.de>
1444 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1445 PARAM_NOALIAS tags with is_heapvar.
1446 * tree-ssa-operands.c (access_can_touch_variable): Offset
1447 based tests do not apply for heapvars. Fix offset test.
1449 2008-08-29 Jan Hubicka <jh@suse.cz>
1451 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1452 (-fipa-cp-clone): Enabled by default at -O3.
1453 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1454 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1456 2008-08-29 Jan Hubicka <jh@suse.cz>
1458 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1460 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1462 * gimple.c (giple_copy_call_skip_args): New function.
1463 (giple_copy_call_skip_args): Declare.
1465 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1466 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1467 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1468 (ipcp_create_replace_map): Improve debug output.
1469 (ipcp_need_redirect_p): Return false when not clonning.
1470 (ipcp_update_callgraph): Skip args.
1471 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1473 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1474 (save_inline_function_body): Update call of tree_function_versioning.
1475 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1476 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1477 (tree_function_versioning): Likewise.
1478 * tree-inline.h (tree_function_versioning): Update prototype.
1480 2008-08-29 Jan Hubicka <jh@suse.cz>
1482 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1483 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1484 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1485 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1486 * value-prof.c (gimple_divmod_fixed_value_transform,
1487 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1488 gimple_stringops_transform): Use optimize_bb_for_size_p.
1489 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1490 * final.c (compute_alignments): Use optimize_function_for_size_p.
1491 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1492 (fold_builtin_strcpy, fold_builtin_fputs): Use
1493 optimize_function_for_size_p.
1494 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1495 * recog.c (relax_delay_slots): Likewise.
1496 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1497 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1498 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1499 optimize_function_for_size_p.
1500 (cgraph_decide_inlining_of_small_function): Use
1501 optimize_function_for_size_p.
1502 * global.c (find_reg): Use optimize_function_for_size_p.
1503 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1504 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1505 flag_prefetch_loop_arrays. Those can work it out from profile.
1506 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1507 optimize_loop_for_speed_p.
1508 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1510 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1511 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1512 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1513 * local-alloc.c (block_alloc): Pass BB pointer.
1514 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1515 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1516 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1517 (decide_peel_completely): Likewise.
1518 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1519 optimize_loop_for_size_p.
1520 (vect_enhance_data_refs_alignment): Likewise.
1521 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1522 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1523 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1524 (try_crossjump_bb): Use optimize_bb_for_size_p.
1525 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1526 optimize_loop_for_speed_p.
1527 * bb-reorder.c (find_traces_1_round): Likewise.
1528 (copy_bb): Use optimize_bb_for_speed_p.
1529 (duplicate_computed_gotos): Likewise.
1530 * basic-block.h (optimize_loop_nest_for_size_p,
1531 optimize_loop_nest_for_speed_p): New.
1532 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1534 2008-08-29 Tristan Gingold <gingold@adacore.com>
1536 * gcov.c (main): Call expandargv.
1538 2008-08-29 Jan Hubicka <jh@suse.cz>
1540 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1542 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1544 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1545 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1547 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1549 2008-08-29 Jan Hubicka <jh@suse.cz>
1551 * tree-pass.h (pass_strip_predict_hints): Declare.
1552 * predict.c (strip_builtin_expect): Rename to ...
1553 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1554 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1555 (tree_estimate_probability): Do not strip builtin_expect.
1556 (pass_strip_predict_hints): New pass.
1557 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1559 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1561 2008-08-29 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/37207
1564 * tree-vrp.c (extract_range_from_binary_expr): Also try
1565 to constant fold if only one of the operands is a constant.
1567 2008-08-29 Nick Clifton <nickc@redhat.com>
1569 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1570 the same way as SYMBOL_REFs.
1572 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1574 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1576 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1578 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1579 * config/mips/mips.md (branch_likely): Remove const. Fix
1581 (define_delay for type "branch"): Change to only apply for branch
1582 with likely variant.
1583 (define_delay for type "branch" and "branch_likely" no). New delay
1585 (equality_op): New code iterator.
1586 (bbv, bbinv): New code attributes.
1587 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1590 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1591 Andrew Pinski <pinskia@gcc.gnu.org>
1594 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1596 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1598 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1599 rule that a symbolic constant must be defined and >= 0 for the
1600 corresponding facility to be present at compile-time.
1601 * gthr-posix.c: Likewise.
1603 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1605 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1606 * config/mips/mips.md (D): New mode attribute.
1607 (mulsi3, muldi3): Merge it into ...
1608 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1610 (muldi3_mul3): New pattern.
1611 (mulsi3_mult3): Rename to mulsi3_mul3.
1613 2008-08-28 Jan Hubicka <jh@suse.cz>
1615 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1617 * predict.c (always_optimize_for_size_p): Rename to ...
1618 (optimize_function_for_size): ... this one; make extern.
1619 (optimize_function_for_speed_p): New.
1620 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1621 optimize_edge_for_size_p,optimize_edge_for_size_p,
1622 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1623 * basic-block.h (optimize_function_for_size_p,
1624 optimize_function_for_speed_p): Declare.
1625 * i386.md (optimize_size checks): Replace them by appropriate
1627 (standard_80387_constant_p, ix86_compute_frame_layout,
1628 ix86_expand_epilogue, ix86_decompose_address,
1629 print_operand, emit_i387_cw_initialization,
1630 inline_memory_move_cost, ix86_pad_returns,
1631 ix86_reorg): Replace optimize_size checks.
1633 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1635 * rtl.h (simplify_subreg_regno): Declare.
1636 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1637 * simplify-rtx.c (simplify_subreg): ...here.
1638 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1639 subreg_offset_representable_p.
1641 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1644 * c-typeck.c (convert_for_assignment): Give a note describing what
1645 was passed and what was expected.
1647 2008-08-28 Joey Ye <joey.ye@intel.com>
1649 * doc/extend.texi: Document AVX built-in functions.
1650 * doc/invoke.texi: Document -mavx.
1652 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1653 Joey Ye <joey.ye@intel.com>
1654 Xuepeng Guo <xuepeng.guo@intel.com>
1656 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1658 * config/i386/cpuid.h (bit_FMA): New.
1659 (bit_XSAVE): Likewise.
1660 (bit_OSXSAVE): Likewise.
1661 (bit_AVX): Likewise.
1663 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1664 define. Use ASM_OUTPUT_AVX_PREFIX.
1666 * config/i386/gmmintrin.h: New.
1668 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1669 (OPTION_MASK_ISA_AVX_SET): New.
1670 (OPTION_MASK_ISA_FMA_SET): Likewise.
1671 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1672 (OPTION_MASK_ISA_FMA_SET): Likewise.
1673 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1674 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1675 (pta_flags): Add PTA_AVX and PTA_FMA.
1676 (override_options): Handle PTA_AVX and PTA_FMA.
1677 (init_cumulative_args): Handle warn_avx.
1678 (classify_argument): Return 0 for COImode and OImode. Return
1679 1 and X86_64_AVX_CLASS for 256bit vector types.
1680 (examine_argument): Handle X86_64_AVX_CLASS.
1681 (construct_container): Likewise.
1682 (function_arg_advance_32): Pass OImode and 256bit vector types
1684 (function_arg_advance_64): Take a new argument to indicate if a
1685 parameter is named. Handle 256bit vector types. Return
1686 immediately for unnamed 256bit vector mode parameters.
1687 (function_arg_advance): Updated.
1688 (function_arg_32): Add comments for TImode. Handle OImode
1689 and 256bit vector types.
1690 (function_arg_64): Take a new argument to indicate if a
1691 parameter is named. Handle 256bit vector types. Return NULL
1692 for unnamed 256bit vector mode parameters.
1693 (function_arg): Updated.
1694 (setup_incoming_varargs_64): Support
1695 AVX encoding for *sse_prologue_save_insn.
1696 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1697 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1698 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1699 enabled, otherwise return -3.
1700 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1702 (print_reg): Support AVX registers. Handle 'x' and 't'.
1703 Handle 'd' to duplicate the operand.
1704 (print_operand): Likewise. Also support AVX vector compare
1706 (output_387_binary_op): Support AVX.
1707 (output_fp_compare): Likewise.
1708 (ix86_expand_vector_move_misalign): Likewise.
1709 (ix86_attr_length_vex_default): New.
1710 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1711 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1712 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1713 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1714 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1715 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1716 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1717 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1718 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1719 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1720 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1721 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1722 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1723 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1724 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1725 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1726 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1727 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1728 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1729 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1730 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1731 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1732 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1733 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1734 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1735 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1736 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1737 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1738 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1739 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1740 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1741 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1742 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1743 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1744 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1745 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1746 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1747 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1748 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1749 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1750 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1751 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1752 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1753 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1754 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1755 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1756 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1757 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1758 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1759 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1760 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1761 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1762 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1763 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1764 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1765 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1766 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1767 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1768 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1769 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1770 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1771 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1772 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1773 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1774 and IX86_BUILTIN_MOVMSKPS256,
1775 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1776 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1777 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1778 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1779 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1780 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1781 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1782 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1783 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1784 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1785 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1786 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1787 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1788 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1789 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1790 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1791 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1792 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1793 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1794 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1795 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1796 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1797 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1798 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1799 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1800 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1801 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1802 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1803 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1804 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1805 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1806 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1807 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1808 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1809 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1810 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1811 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1812 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1813 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1814 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1815 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1816 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1817 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1818 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1819 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1820 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1821 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1822 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1823 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1824 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1825 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1826 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1827 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1828 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1829 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1830 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1831 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1832 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1834 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1835 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1836 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1837 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1838 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1839 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1840 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1841 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1842 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1843 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1844 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1845 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1846 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1847 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1848 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1849 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1850 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1851 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1852 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1853 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1854 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1855 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1856 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1857 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1858 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1859 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1860 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1861 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1862 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1863 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1864 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1865 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1866 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1867 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1868 IX86_BUILTIN_MOVMSKPS256.
1869 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1870 (ix86_expand_args_builtin): Likewise.
1871 (ix86_expand_special_args_builtin): Likewise.
1872 (ix86_hard_regno_mode_ok): Handle AVX modes.
1873 (ix86_expand_vector_init_duplicate): Likewise.
1874 (ix86_expand_vector_init_one_nonzero): Likewise.
1875 (ix86_expand_vector_init_one_var): Likewise.
1876 (ix86_expand_vector_init_concat): Likewise.
1877 (ix86_expand_vector_init_general): Likewise.
1878 (ix86_expand_vector_set): Likewise.
1879 (ix86_vector_mode_supported_p): Likewise.
1880 (x86_extended_reg_mentioned_p): Check INSN_P before using
1883 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1884 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1886 * config/i386/i386.h (TARGET_AVX): New.
1887 (TARGET_FMA): Likewise.
1888 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1889 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1890 (VALID_AVX256_REG_MODE): New.
1891 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1892 (AVX_FLOAT_MODE_P): Likewise.
1893 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1894 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1895 (AVX_VEC_FLOAT_MODE_P): Likewise.
1896 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1897 (ASM_OUTPUT_OPCODE): Likewise.
1898 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1900 (SSE_REG_MODE_P): Allow 256bit vector modes.
1901 (ix86_args): Add a warn_avx field.
1903 * config/i386/i386.md (UNSPEC_PCMP): New.
1904 (UNSPEC_VPERMIL): Likewise.
1905 (UNSPEC_VPERMIL2): Likewise.
1906 (UNSPEC_VPERMIL2F128): Likewise.
1907 (UNSPEC_MASKLOAD): Likewise.
1908 (UNSPEC_MASKSTORE): Likewise.
1909 (UNSPEC_CAST): Likewise.
1910 (UNSPEC_VTESTP): Likewise.
1911 (UNSPECV_VZEROALL): Likewise.
1912 (UNSPECV_VZEROUPPER): Likewise.
1913 (XMM0_REG): Likewise.
1914 (XMM1_REG): Likewise.
1915 (XMM2_REG): Likewise.
1916 (XMM3_REG): Likewise.
1917 (XMM4_REG): Likewise.
1918 (XMM5_REG): Likewise.
1919 (XMM6_REG): Likewise.
1920 (XMM8_REG): Likewise.
1921 (XMM9_REG): Likewise.
1922 (XMM10_REG): Likewise.
1923 (XMM11_REG): Likewise.
1924 (XMM12_REG): Likewise.
1925 (XMM13_REG): Likewise.
1926 (XMM14_REG): Likewise.
1927 (XMM15_REG): Likewise.
1929 (prefix_vex_imm8): Likewise.
1930 (prefix_vex_w): Likewise.
1931 (length_vex): Likewise.
1934 (*avx_ashlti3): Likewise.
1935 (*avx_lshrti3): Likewise.
1936 (*avx_setcc<mode>): Likewise.
1937 (*fop_<mode>_comm_mixed_avx): Likewise.
1938 (*fop_<mode>_comm_avx): Likewise.
1939 (*fop_<mode>_1_mixed_avx): Likewise.
1940 (*fop_<mode>_1_avx): Likewise.
1941 (*avx_<code><mode>3): Likewise.
1942 (*avx_ieee_smin<mode>3): Likewise.
1943 (*avx_ieee_smax<mode>3): Likewise.
1944 (mode): Add OI, V8SF and V4DF.
1945 (length): Support VEX prefix.
1946 (*cmpfp_i_mixed): Set prefix attribute.
1947 (*cmpfp_i_sse): Likewise.
1948 (*cmpfp_iu_mixed): Likewise.
1949 (*cmpfp_iu_sse): Likewise.
1950 (*movsi_1): Support AVX.
1951 (*movdi_2): Likewise.
1952 (*movdi_1_rex64): Likewise.
1953 (*movti_internal): Likewise.
1954 (*movti_rex64): Likewise.
1955 (*movsf_1): Likewise.
1956 (*movdf_nointeger): Likewise.
1957 (*movdf_integer_rex64): Likewise.
1958 (*movtf_internal): Likewise.
1959 (zero_extendsidi2_32): Likewise.
1960 (zero_extendsidi2_rex64): Likewise.
1961 (*extendsfdf2_mixed): Likewise.
1962 (*extendsfdf2_sse): Likewise.
1963 (*truncdfsf_fast_mixed): Likewise.
1964 (*truncdfsf_fast_sse): Likewise.
1965 (*truncdfsf_mixed): Likewise.
1966 (fix_trunc<mode>di_sse): Likewise.
1967 (fix_trunc<mode>si_sse): Likewise.
1968 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1969 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1970 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1971 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1972 (*rcpsf2_sse): Likewise.
1973 (*rsqrtsf2_sse): Likewise.
1974 (*sqrt<mode>2_sse): Likewise.
1975 (sse4_1_round<mode>2): Likewise.
1976 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1977 Support AVX. Set length attribute properly for AVX.
1979 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1980 (VECTOR_MODES (FLOAT, 32)): Likewise.
1981 (VECTOR_MODE (INT, DI, 8)): Likewise.
1982 (VECTOR_MODE (INT, HI, 32)): Likewise.
1983 (VECTOR_MODE (INT, QI, 64)): Likewise.
1984 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1985 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1986 (VECTOR_MODE (INT, DI, 4)): Removed.
1987 (VECTOR_MODE (INT, SI, 8)): Likewise.
1988 (VECTOR_MODE (INT, HI, 16)): Likewise.
1989 (VECTOR_MODE (INT, QI, 32)): Likewise.
1990 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1991 (INT_MODE (OI, 32)): Likewise.
1993 * config/i386/i386.opt (mavx): New.
1996 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1998 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1999 (*mov<mode>_internal_avx): New.
2000 (*movv2sf_internal_rex64_avx): Likewise.
2001 (*movv2sf_internal_avx): Likewise.
2003 * config/i386/predicates.md (const_4_to_5_operand): New.
2004 (const_6_to_7_operand): Likewise.
2005 (const_8_to_11_operand): Likewise.
2006 (const_12_to_15_operand): Likewise.
2007 (avx_comparison_float_operator): Likewise.
2009 * config/i386/sse.md (AVX256MODEI): New.
2010 (AVX256MODE): Likewise.
2011 (AVXMODEQI): Likewise.
2012 (AVXMODE): Likewise.
2013 (AVX256MODEF2P): Likewise.
2014 (AVX256MODE2P): Likewise.
2015 (AVX256MODE4P): Likewise.
2016 (AVX256MODE8P): Likewise.
2017 (AVXMODEF2P): Likewise.
2018 (AVXMODEF4P): Likewise.
2019 (AVXMODEDCVTDQ2PS): Likewise.
2020 (AVXMODEDCVTPS2DQ): Likewise.
2021 (avxvecmode): Likewise.
2022 (avxvecpsmode): Likewise.
2023 (avxhalfvecmode): Likewise.
2024 (avxscalarmode): Likewise.
2025 (avxcvtvecmode): Likewise.
2026 (avxpermvecmode): Likewise.
2027 (avxmodesuffixf2c): Likewise.
2028 (avxmodesuffixp): Likewise.
2029 (avxmodesuffixs): Likewise.
2030 (avxmodesuffix): Likewise.
2031 (vpermilbits): Likewise.
2032 (pinsrbits): Likewise.
2033 (mov<mode>): Likewise.
2034 (*mov<mode>_internal): Likewise.
2035 (push<mode>1): Likewise.
2036 (movmisalign<mode>): Likewise.
2037 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2038 (avx_movdqu<avxmodesuffix>): Likewise.
2039 (avx_lddqu<avxmodesuffix>): Likewise.
2040 (<plusminus_insn><mode>3): Likewise.
2041 (*avx_<plusminus_insn><mode>3): Likewise.
2042 (*avx_vm<plusminus_insn><mode>3): Likewise.
2043 (mul<mode>3): Likewise.
2044 (*avx_mul<mode>3): Likewise.
2045 (*avx_vmmul<mode>3): Likewise.
2046 (divv8sf3): Likewise.
2047 (divv4df3): Likewise.
2048 (avx_div<mode>3): Likewise.
2049 (*avx_div<mode>3): Likewise.
2050 (*avx_vmdiv<mode>3): Likewise.
2051 (avx_rcpv8sf2): Likewise.
2052 (*avx_vmrcpv4sf2): Likewise.
2053 (sqrtv8sf2): Likewise.
2054 (avx_sqrtv8sf2): Likewise.
2055 (*avx_vmsqrt<mode>2): Likewise.
2056 (rsqrtv8sf2): Likewise.
2057 (avx_rsqrtv8sf2): Likewise.
2058 (*avx_vmrsqrtv4sf2): Likewise.
2059 (<code><mode>3): Likewise.
2060 (*avx_<code><mode>3_finite): Likewise.
2061 (*avx_<code><mode>3): Likewise.
2062 (*avx_vm<code><mode>3): Likewise.
2063 (*avx_ieee_smin<mode>3): Likewise.
2064 (*avx_ieee_smax<mode>3): Likewise.
2065 (avx_addsubv8sf3): Likewise.
2066 (avx_addsubv4df3): Likewise.
2067 (*avx_addsubv4sf3): Likewise.
2068 (*avx_addsubv2df3): Likewise.
2069 (avx_h<plusminus_insn>v4df3): Likewise.
2070 (avx_h<plusminus_insn>v8sf3): Likewise.
2071 (*avx_h<plusminus_insn>v4sf3): Likewise.
2072 (*avx_h<plusminus_insn>v2df3): Likewise.
2073 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2074 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2075 (*avx_maskcmp<mode>3): Likewise.
2076 (avx_nand<mode>3): Likewise.
2077 (*avx_<code><mode>3): Likewise.
2078 (*avx_nand<mode>3): Likewise.
2079 (*avx_<code><mode>3): Likewise.
2080 (*avx_cvtsi2ss): Likewise.
2081 (*avx_cvtsi2ssq): Likewise.
2082 (*avx_cvtsi2sd): Likewise.
2083 (*avx_cvtsi2sdq): Likewise.
2084 (*avx_cvtsd2ss): Likewise.
2085 (avx_cvtss2sd): Likewise.
2086 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2087 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2088 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2089 (*avx_cvtsi2sd): Likewise.
2090 (*avx_cvtsi2sdq): Likewise.
2091 (avx_cvtdq2pd256): Likewise.
2092 (avx_cvtpd2dq256): Likewise.
2093 (avx_cvttpd2dq256): Likewise.
2094 (*avx_cvtsd2ss): Likewise.
2095 (*avx_cvtss2sd): Likewise.
2096 (avx_cvtpd2ps256): Likewise.
2097 (avx_cvtps2pd256): Likewise.
2098 (*avx_movhlps): Likewise.
2099 (*avx_movlhps): Likewise.
2100 (avx_unpckhps256): Likewise.
2101 (*avx_unpckhps): Likewise.
2102 (avx_unpcklps256): Likewise.
2103 (*avx_unpcklps): Likewise.
2104 (avx_movshdup256): Likewise.
2105 (avx_movsldup256): Likewise.
2106 (avx_shufps256): Likewise.
2107 (avx_shufps256_1): Likewise.
2108 (*avx_shufps_<mode>): Likewise.
2109 (*avx_loadhps): Likewise.
2110 (*avx_storelps): Likewise.
2111 (*avx_loadlps): Likewise.
2112 (*avx_movss): Likewise.
2113 (*vec_dupv4sf_avx): Likewise.
2114 (*vec_concatv2sf_avx): Likewise.
2115 (*vec_concatv4sf_avx): Likewise.
2116 (*vec_setv4sf_0_avx): Likewise.
2117 (*vec_setv4sf_avx): Likewise.
2118 (*avx_insertps): Likewise.
2119 (avx_vextractf128<mode>): Likewise.
2120 (vec_extract_lo_<mode>): Likewise.
2121 (vec_extract_hi_<mode>): Likewise.
2122 (vec_extract_lo_<mode>): Likewise.
2123 (vec_extract_hi_<mode>): Likewise.
2124 (vec_extract_lo_v16hi): Likewise.
2125 (vec_extract_hi_v16hi): Likewise.
2126 (vec_extract_lo_v32qi): Likewise.
2127 (vec_extract_hi_v32qi): Likewise.
2128 (avx_unpckhpd256): Likewise.
2129 (*avx_unpckhpd): Likewise.
2130 (avx_movddup256): Likewise.
2131 (*avx_movddup): Likewise.
2132 (avx_unpcklpd256): Likewise.
2133 (*avx_unpcklpd): Likewise.
2134 (avx_shufpd256): Likewise.
2135 (avx_shufpd256_1): Likewise.
2136 (*avx_punpckhqdq): Likewise.
2137 (*avx_punpcklqdq): Likewise.
2138 (*avx_shufpd_<mode>): Likewise.
2139 (*avx_storehpd): Likewise.
2140 (*avx_loadhpd): Likewise.
2141 (*avx_loadlpd): Likewise.
2142 (*avx_movsd): Likewise.
2143 (*vec_concatv2df_avx): Likewise.
2144 (*avx_<plusminus_insn><mode>3): Likewise.
2145 (*avx_<plusminus_insn><mode>3): Likewise.
2146 (*avx_mulv8hi3): Likewise.
2147 (*avxv8hi3_highpart): Likewise.
2148 (*avx_umulv8hi3_highpart): Likewise.
2149 (*avx_umulv2siv2di3): Likewise.
2150 (*avx_mulv2siv2di3): Likewise.
2151 (*avx_pmaddwd): Likewise.
2152 (*avx_mulv4si3): Likewise.
2153 (*avx_ashr<mode>3): Likewise.
2154 (*avx_lshr<mode>3): Likewise.
2155 (*avx_ashl<mode>3): Likewise.
2156 (*avx_<code><mode>3): Likewise.
2157 (*avx_eq<mode>3): Likewise.
2158 (*avx_gt<mode>3): Likewise.
2159 (*avx_nand<mode>3): Likewise.
2160 (*avx_nand<mode>3): Likewise.
2161 (*avx_<code><mode>3): Likewise.
2162 (*avx_<code><mode>3): Likewise.
2163 (*avx_packsswb): Likewise.
2164 (*avx_packssdw): Likewise.
2165 (*avx_packuswb): Likewise.
2166 (*avx_punpckhbw): Likewise.
2167 (*avx_punpcklbw): Likewise.
2168 (*avx_punpckhwd): Likewise.
2169 (*avx_punpcklwd): Likewise.
2170 (*avx_punpckhdq): Likewise.
2171 (*avx_punpckldq): Likewise.
2172 (*avx_pinsr<avxmodesuffixs>): Likewise.
2173 (*avx_pinsrq): Likewise.
2174 (*avx_loadld): Likewise.
2175 (*vec_extractv2di_1_rex64_avx): Likewise.
2176 (*vec_extractv2di_1_avx): Likewise.
2177 (*vec_dupv2di_avx): Likewise.
2178 (*vec_concatv2si_avx): Likewise.
2179 (*vec_concatv4si_1_avx): Likewise.
2180 (*vec_concatv2di_avx): Likewise.
2181 (*vec_concatv2di_rex64_avx): Likewise.
2182 (*avx_uavgv16qi3): Likewise.
2183 (*avx_uavgv8hi3): Likewise.
2184 (*avx_psadbw): Likewise.
2185 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2186 (*avx_phaddwv8hi3): Likewise.
2187 (*avx_phadddv4si3): Likewise.
2188 (*avx_phaddswv8hi3): Likewise.
2189 (*avx_phsubwv8hi3): Likewise.
2190 (*avx_phsubdv4si3): Likewise.
2191 (*avx_phsubswv8hi3): Likewise.
2192 (*avx_pmaddubsw128): Likewise.
2193 (*avx_pmulhrswv8hi3): Likewise.
2194 (*avx_pshufbv16qi3): Likewise.
2195 (*avx_psign<mode>3): Likewise.
2196 (*avx_palignrti): Likewise.
2197 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2198 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2199 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2200 (*avx_mpsadbw): Likewise.
2201 (*avx_packusdw): Likewise.
2202 (*avx_pblendvb): Likewise.
2203 (*avx_pblendw): Likewise.
2204 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2205 (avx_ptest256): Likewise.
2206 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2207 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2208 (*avx_aesenc): Likewise.
2209 (*avx_aesenclast): Likewise.
2210 (*avx_aesdec): Likewise.
2211 (*avx_aesdeclast): Likewise.
2212 (avx_vzeroupper): Likewise.
2213 (avx_vzeroupper_rex64): Likewise.
2214 (avx_vpermil<mode>): Likewise.
2215 (avx_vpermilvar<mode>3): Likewise.
2216 (avx_vpermil2<mode>3): Likewise.
2217 (avx_vperm2f128<mode>3): Likewise.
2218 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2219 (avx_vbroadcastss256): Likewise.
2220 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2221 (avx_vinsertf128<mode>): Likewise.
2222 (vec_set_lo_<mode>): Likewise.
2223 (vec_set_hi_<mode>): Likewise.
2224 (vec_set_lo_<mode>): Likewise.
2225 (vec_set_hi_<mode>): Likewise.
2226 (vec_set_lo_v16hi): Likewise.
2227 (vec_set_hi_v16hi): Likewise.
2228 (vec_set_lo_v32qi): Likewise.
2229 (vec_set_hi_v32qi): Likewise.
2230 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2231 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2232 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2233 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2234 (vec_init<mode>): Likewise.
2235 (*vec_concat<mode>_avx): Likewise.
2236 (blendbits): Support V8SF and V4DF.
2237 (sse2_movq128): Support AVX.
2238 (<sse>_movnt<mode>): Likewise.
2239 (sse2_movntv2di): Likewise.
2240 (sse_rcpv4sf2): Likewise.
2241 (sse_sqrtv4sf2): Likewise.
2242 (sse_rsqrtv4sf2): Likewise.
2243 (<sse>_comi): Likewise.
2244 (<sse>_ucomi): Likewise.
2245 (sse_cvtss2si): Likewise.
2246 (sse_cvtss2si_2): Likewise.
2247 (sse_cvtss2siq): Likewise.
2248 (sse_cvtss2siq_2): Likewise.
2249 (sse_cvttss2si): Likewise.
2250 (sse_cvttss2siq): Likewise.
2251 (sse2_cvtsd2si): Likewise.
2252 (sse2_cvtsd2si_2): Likewise.
2253 (sse2_cvtsd2siq): Likewise.
2254 (sse2_cvtsd2siq_2): Likewise.
2255 (sse2_cvttsd2si): Likewise.
2256 (sse2_cvttsd2siq): Likewise.
2257 (sse2_cvtdq2pd): Likewise.
2258 (*sse2_cvtpd2dq): Likewise.
2259 (*sse2_cvttpd2dq): Likewise.
2260 (*sse2_cvtpd2ps): Likewise.
2261 (sse2_cvtps2pd): Likewise.
2262 (sse3_movshdup): Likewise.
2263 (sse3_movsldup): Likewise.
2264 (sse_storehps): Likewise.
2265 (*sse4_1_extractps): Likewise.
2266 (sse2_storelpd): Likewise.
2267 (vec_dupv2df_sse3): Likewise.
2268 (*vec_concatv2df_sse3): Likewise.
2269 (*sse4_1_pextrb): Likewise.
2270 (*sse4_1_pextrb_memory): Likewise.
2271 (*sse2_pextrw): Likewise.
2272 (*sse4_1_pextrw_memory): Likewise.
2273 (*sse4_1_pextrd): Likewise.
2274 (*sse4_1_pextrq): Likewise.
2275 (sse2_pshufd_1): Likewise.
2276 (sse2_pshuflw_1): Likewise.
2277 (sse2_pshufhw_1): Likewise.
2278 (*sse2_storeq_rex64): Likewise.
2279 (*vec_dupv4si): Likewise.
2280 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2281 (sse2_pmovmskb): Likewise.
2282 (*sse2_maskmovdqu): Likewise.
2283 (*sse2_maskmovdqu_rex64): Likewise.
2284 (sse_ldmxcsr): Likewise.
2285 (sse_stmxcsr): Likewise.
2286 (abs<mode>2): Likewise.
2287 (sse4_1_movntdqa): Likewise.
2288 (sse4_1_phminposuw): Likewise.
2289 (sse4_1_extendv8qiv8hi2): Likewise.
2290 (*sse4_1_extendv8qiv8hi2): Likewise.
2291 (sse4_1_extendv4qiv4si2): Likewise.
2292 (*sse4_1_extendv4qiv4si2): Likewise.
2293 (sse4_1_extendv2qiv2di2): Likewise.
2294 (*sse4_1_extendv2qiv2di2): Likewise.
2295 (sse4_1_extendv4hiv4si2): Likewise.
2296 (*sse4_1_extendv4hiv4si2): Likewise.
2297 (sse4_1_extendv2hiv2di2): Likewise.
2298 (*sse4_1_extendv2hiv2di2): Likewise.
2299 (sse4_1_extendv2siv2di2): Likewise.
2300 (*sse4_1_extendv2siv2di2): Likewise.
2301 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2302 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2303 (sse4_1_zero_extendv4qiv4si2): Likewise.
2304 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2305 (sse4_1_zero_extendv2qiv2di2): Likewise.
2306 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2307 (sse4_1_zero_extendv4hiv4si2): Likewise.
2308 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2309 (sse4_1_zero_extendv2hiv2di2): Likewise.
2310 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2311 (sse4_1_zero_extendv2siv2di2): Likewise.
2312 (*sse4_1_zero_extendv2siv2di2): Likewise.
2313 (sse4_1_ptest): Likewise.
2314 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2315 (sse4_2_pcmpestri): Likewise.
2316 (sse4_2_pcmpestrm): Likewise.
2317 (sse4_2_pcmpistri): Likewise.
2318 (sse4_2_pcmpistrm): Likewise.
2320 (aeskeygenassist): Likewise.
2322 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/predicates.md (vzeroall_operation): New.
2326 * config/i386/sse.md (avx_vzeroall): New.
2327 (*avx_vzeroall): Likewise.
2329 2008-08-28 Paul Brook <paul@codesourcery.com>
2330 Mark Shinwell <shinwell@codesourcery.com>
2331 Richard Earnshaw <richard.earnshaw@arm.com>
2333 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2334 (TARGET_MIN_ANCHOR_OFFSET): New.
2335 (arm_override_options): Set correct anchor ranges for Thumb-1
2336 and Thumb-2 if required.
2337 (legitimize_pic_address): Handle case involving a TLS symbol
2338 reference with an addend.
2339 (arm_optimization_options): Enable section anchors at -O1 and
2341 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2342 * config/arm/arm-protos.h (arm_optimization_options): New.
2344 2008-08-28 Nick Clifton <nickc@redhat.com>
2346 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2347 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2350 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2351 * config/v850/v850.md (return): Remove frame size restriction.
2353 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2355 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2357 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2359 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2361 2008-08-28 Paul Brook <paul@codesourcery.com>
2363 * config/arm/vfp11.md: Update license notice.
2364 * config/arm/cortex-r4.md: Ditto.
2366 2008-08-28 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/37207
2369 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2372 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2375 * tree.c (int_fits_type_p): Don't forget unsigned integers
2376 of type sizetype which higher end word equals -1.
2378 2008-08-28 Ira Rosen <irar@il.ibm.com>
2380 * target.h (struct vectorize): Add new target builtin.
2381 * tree-vectorizer.c (destroy_loop_vec_info): Call
2382 vect_free_slp_instance instead of vect_free_slp_node.
2383 * tree-vectorizer.h (enum slp_load_perm_type): New.
2384 (struct _slp_instance): Add new fields.
2385 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2386 (SLP_INSTANCE_LOADS): New.
2387 (vect_free_slp_tree): Remove.
2388 (vect_free_slp_instance): Declare.
2389 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2390 (vectorizable_load): Add argument.
2391 (vect_transform_slp_perm_load): New.
2392 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2394 (vect_get_place_in_interleaving_chain): New function.
2395 (vect_free_slp_tree): Make static.
2396 (vect_free_slp_instance): New function.
2397 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2398 collect the load location in the interleaving chain.
2399 (vect_supported_slp_permutation_p): New function.
2400 (vect_supported_load_permutation_p): Likewise.
2401 (vect_analyze_slp_instance): In case of loads permutation, call
2402 vect_supported_load_permutation_p to check that the permutation is
2404 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2405 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2406 (vect_create_mask_and_perm): New function.
2407 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2408 (vectorizable_load): Add an argument. Don't keep the created vectors
2409 statements in the node if permutation is required. Call
2410 vect_transform_slp_perm_load to generate the permutation.
2411 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2412 additional argument.
2413 (vect_schedule_slp_instance): In case of loads permutation, allocate
2414 vectorized statements structure for all the related SLP nodes. Call
2415 vect_transform_stmt with addditional argument.
2416 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2417 * config/spu/spu.c (spu_builtin_vec_perm): New.
2418 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2419 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2420 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2421 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2423 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2425 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2426 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2427 __gthread_cond_signal, __gthread_cond_timedwait,
2428 __gthread_cond_timedwait_recursive): New functions.
2429 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2431 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2434 2008-08-28 Richard Guenther <rguenther@suse.de>
2437 * fold-const.c (maybe_canonicalize_comparison_1): Require
2438 undefined overflow only for canonicalizing A +- CST cmp CST.
2439 Make sure to not generate new constants that are not inside
2440 their TYPE_MIN/MAX_VALUE range.
2441 (maybe_canonicalize_comparison): Remove undefined overflow
2443 (fold_binary): Remove now duplicate folding.
2445 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2447 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2448 use not updated in the last change.
2450 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2452 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2453 (IRA_COVER_CLASSES): Add FPUL_REGS.
2455 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2458 * c-common.c (conversion_warning): Check for null operands.
2460 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2463 * c-decl.c (check_for_loop_decls): Improve error message. Give
2466 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2469 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2470 (convert_for_assignment): Pass corrent OPT_W* parameter to
2471 WARN_FOR_ASSIGNMENT.
2473 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2476 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2478 2008-08-27 Paul Brook <paul@codesourcery.com>
2480 * config.gcc: Loosen checks for arm uclinux eabi targets.
2482 2008-08-27 Paul Brook <paul@codesourcery.com>
2484 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2486 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2488 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2490 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2491 the enumerators of an ENUMERAL_TYPE.
2492 * dbxout.c (dbxout_type): Ditto.
2494 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2497 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2498 (fwprop_addr): Check that the loop_father is not the outer loop.
2500 2008-08-26 Paul Brook <paul@codesourcery.com>
2502 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2503 Remove documentation entry for fmul type.
2504 Use fmuls to annotate single-precision multiplication patterns,
2505 fmuld to annotate double-precision multiplication patterns,
2506 fmacs to annotate single-precision multiply-accumulate patterns
2507 and fmacd to annotate double-precision multiply-accumulate patterns.
2508 * config/arm/vfp11.md: Update reservations accordingly.
2509 * config/arm/arm.md: Note that certain values of the "type"
2510 attribute are documented in vfp.md.
2511 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2512 (v10_cvt): Use new fmul types.
2514 2008-08-26 Paul Brook <paul@codesourcery.com>
2516 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2517 * config/arm/vfp11.md: ...here. New.
2518 * config/arm/arm.md: Include vfp11.md.
2520 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2522 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2523 parameter to inform call.
2525 2008-08-26 Jeff Law <law@redhat.com>
2527 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2528 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2529 preferred class when copying a constant into a partial word register.
2531 2008-08-26 Ben Elliston <bje@au.ibm.com>
2533 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2534 * cp/typeck.c: Likewise.
2535 * cp/tree.c: Likewise.
2536 * gimple-low.c: Likewise.
2539 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2541 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2542 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2544 * doc/passes.texi: Describe IRA.
2546 * doc/tm.texi (IRA_COVER_CLASSES,
2547 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2549 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2550 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2551 -fira-propagate-cost, -fno-ira-share-save-slots,
2552 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2554 * flags.h (ira_algorithm): New enumeration.
2555 (flag_ira_algorithm, flag_ira_verbose): New external variable
2558 * postreload.c (gate_handle_postreload): Don't do post reload
2559 optimizations unless the reload is completed.
2561 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2564 * tree-pass.h (pass_ira): New external variable declaration.
2566 * reload.h: Add 2008 to the Copyright.
2568 * cfgloopanal.c: Include params.h.
2569 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2572 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2574 * toplev.c (ira.h): New include.
2575 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2576 (backend_init_target): Call ira_init.
2577 (backend_init): Call ira_init_once.
2578 (finalize): Call finish_ira_once.
2580 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2581 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2584 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2585 may_move_out_cost): New external variable declarations.
2586 (move_table): New typedef.
2588 * caller-save.c: Include headers output.h and ira.h.
2589 (no_caller_save_reg_set): New global variable.
2590 (save_slots_num, save_slots): New variables.
2591 (reg_save_code, reg_restore_code, add_stored_regs): Add
2593 (init_caller_save): Set up no_caller_save_reg_set.
2594 (init_save_areas): Reset save_slots_num.
2595 (saved_hard_reg): New structure.
2596 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2597 (initiate_saved_hard_regs, new_saved_hard_reg,
2598 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2600 (setup_save_areas): Add code for sharing stack slots.
2601 (all_blocks): New variable.
2602 (save_call_clobbered_regs): Process pseudo-register too.
2603 (mark_set_regs): Process pseudo-register too.
2604 (insert_one_insn): Put the insn after bb note in a empty basic
2605 block. Add insn check.
2607 * global.c (eliminable_regset): Make it external.
2608 (mark_elimination): Use DF_LR_IN for IRA.
2609 (pseudo_for_reload_consideration_p): New.
2610 (build_insn_chain): Make it external. Don't ignore spilled
2611 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2612 (gate_handle_global_alloc): New function.
2613 (pass_global_alloc): Add the gate function.
2615 * opts.c (decode_options): Set up flag_ira. Print the warning for
2617 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2619 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2621 * regmove.c (regmove_optimize): Don't do replacement of output for
2624 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2625 New external variable declarations.
2627 * local-alloc.c (update_equiv_regs): Make it external. Return
2628 true if jump label rebuilding should be done. Rescan new_insn for
2630 (gate_handle_local_alloc): New function.
2631 (pass_local_alloc): Add the gate function.
2633 * alias.c (value_addr_p, stack_addr_p): New functions.
2634 (nonoverlapping_memrefs_p): Use them for IRA.
2636 * common.opt (fira, fira-algorithm, fira-coalesce,
2637 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2638 fira-verbose): New options.
2640 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2641 move_cost, may_move_in_cost, may_move_out_cost): Make the
2643 (move_table): Remove typedef.
2644 (init_move_cost): Make it external.
2645 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2648 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2649 setup_reg_classes): New function prototypes.
2650 (eliminable_regset): New external variable declaration.
2651 (build_insn_chain, update_equiv_regs): New function prototypes.
2653 * Makefile.in (IRA_INT_H): New definition.
2654 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2655 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2656 (reload1.o, toplev.o): Add dependence on ira.h.
2657 (cfgloopanal.o): Add PARAMS_H.
2658 (caller-save.o): Add dependence on output.h and ira.h.
2659 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2660 ira-emit.o, ira-lives.o): New entries.
2662 * passes.c (pass_ira): New pass.
2664 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2666 * reload1.c (ira.h): Include the header.
2667 (changed_allocation_pseudos): New bitmap.
2668 (init_reload): Initiate the bitmap.
2669 (compute_use_by_pseudos): Permits spilled registers in FROM.
2670 (temp_pseudo_reg_arr): New variable.
2671 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2672 IRA. Call alter_reg with the additional parameter. Don't clear
2673 spilled_pseudos for IRA. Restore original insn chain for IRA.
2674 Clear changed_allocation_pseudos at the end of reload.
2675 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2676 (hard_regno_to_pseudo_regno): New variable.
2677 (count_pseudo): Check spilled pseudos. Set up
2678 hard_regno_to_pseudo_regno.
2679 (count_spilled_pseudo): Check spilled pseudos. Update
2680 hard_regno_to_pseudo_regno.
2681 (find_reg): Use better_spill_reload_regno_p. Check
2682 hard_regno_to_pseudo_regno.
2683 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2685 (eliminate_regs_1): Use additional parameter for alter_reg.
2686 (finish_spills): Set up pseudo_previous_regs only for spilled
2687 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2688 more arguments. Don't clear live_throughout and dead_or_set for
2689 spilled pseudos. Use additional parameter for alter_reg. Call
2690 mark_allocation_change. Set up changed_allocation_pseudos.
2691 Remove sanity check.
2692 (emit_input_reload_insns, delete_output_reload): Use additional
2693 parameter for alter_reg. Call mark_allocation_change.
2694 (substitute, gen_reload_chain_without_interm_reg_p): New
2696 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2698 * testsuite/gcc.dg/20080410-1.c: New file.
2700 * config/s390/s390.h (IRA_COVER_CLASSES,
2701 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2703 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2705 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2707 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2709 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2711 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2713 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2715 2008-08-24 Jeff Law <law@redhat.com>
2716 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2717 when ignoring unavailable registers.
2719 2008-08-24 Jeff Law <law@redhat.com>
2720 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2721 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2722 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2723 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2725 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2726 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2728 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2729 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2730 * reload1.c (find_reg): Process registers in register allocation order.
2732 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2733 * toplev.c (backend_init_target): Move ira_init call from
2735 (lang_dependent_init_target): ...to here.
2737 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2738 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2739 calculate memory move costs for NO_REGS.
2741 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2742 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2743 STACK_REGS is defined.
2745 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2746 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2748 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2749 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2751 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2752 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2753 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2756 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2757 Dorit Nuzman <dorit@il.ibm.com>
2759 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2760 vec_extract_evenv4sf, vec_extract_evenv8hi,
2761 vec_extract_evenv16qi, vec_extract_oddv4si,
2762 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2763 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2764 vec_interleave_highv4si, vec_interleave_lowv4si,
2765 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2766 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2767 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2769 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2772 * config/rs6000/rs6000.c (optimization_options): Don't default to
2773 section anchors without toplevel reorder.
2775 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2777 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2778 (mfc_end_critical_section): Likewise.
2780 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2782 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2783 all type qualifiers from element type to vector type.
2785 2008-08-25 David Daney <ddaney@avtrex.com>
2787 * config/mips/mips.md (immediate_insn): Move up in file, fix
2788 comment typo, reformat.
2789 (fetchop_bit, atomic_hiqi_op memory_barrier,
2790 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2791 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2792 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2793 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2794 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2795 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2796 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2797 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2798 sync_old_nand<mode>, sync_new_nand<mode>,
2799 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2800 test_and_set_12): Moved to sync.md.
2802 * config/mips/sync.md: New file.
2804 2008-08-25 Richard Henderson <rth@redhat.com>
2806 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2807 (regsave): Likewise.
2808 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2809 (output_cfi_directive): Likewise.
2810 (div_data_align): New.
2811 (output_cfi): Use it.
2813 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2815 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2816 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2817 (TARGET_OCTEON): New macro.
2818 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2819 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2820 (ISA_HAS_POP): New macro.
2821 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2823 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2825 * config/mips/mips.md (cpu): Add octeon.
2826 (type): Add pop attribute value.
2827 (popcount<mode>2): New pattern.
2828 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2830 2008-08-24 Jan Hubicka <jh@suse.cz>
2832 * doc/invoke.texi (-fipa-cp-clone): New option.
2833 (-fipa-cp): Update docs.
2834 (--param ipcp-unit-growth):New.
2835 * ipa-cp.c: Include fibheap.h, params.h
2836 (ipcp_initialize_node_lattices): When not cloning, all externally
2837 visible functions are bottom.
2838 (ipcp_need_redirect_p): Accept clones.
2839 (ipcp_insert_stage): Use cost driven heuristics.
2840 (max_count, dead_nodes): New static vars.
2841 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2842 ipcp_const_param_count): New functions.
2843 * common.opt (ipa-cp-clone): New command line option.
2844 * params.def (ipcp-unit-growth): New.
2846 2008-08-24 Jan Hubicka <jh@suse.cz>
2848 * tree-inline.c (tree_function_versioning): Look harder
2849 for referenced vars.
2851 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2853 PR tree-optimization/37185
2854 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2856 2008-08-23 Jan Hubicka <jh@suse.cz>
2858 * ipa-cp.c (ipcp_analyze_node): New function.
2859 (ipcp_update_cloned_node): Use it.
2860 (ipcp_init_stage): Likewise.
2861 * ipa-inline.c (function_insertion_hook_holder): New static var.
2862 (analyze_function): Break out from ....
2863 (inline_generate_summary): Here; register insertion hook.
2864 (cgraph_decide_inlining): Remove hook.
2865 (add_new_function): New function.
2867 2008-08-23 Jan Hubicka <jh@suse.cz>
2869 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2871 2008-08-23 Jan Hubicka <jh@suse.cz>
2873 * ipa-cp.c (constant_val_insert): Remove.
2874 (ipcp_propagate_one_const): Remove.
2875 (ipcp_create_replace_map): Always insert replacements to the map.
2876 (ipcp_insert_stage): Do not try to insert statements by hand.
2877 * tree-inline.c (insert_init_stmt): Break out from ...
2878 (setup_one_parameter): ... here; allow NULL BB pointer.
2879 (tree_function_versioning): Use setup_one_parameter to process
2882 2008-08-23 Jan Hubicka <jh@suse.cz>
2884 * tree.c (decl_address_ip_invariant_p): New function.
2885 * tree.h (decl_address_ip_invariant_p): Declare.
2886 * gimple.c (strip_invariant_refs): Break out from ...
2887 (is_gimple_invariant_address): ... here
2888 (is_gimple_ip_invariant_address): New function.
2889 (is_gimple_ip_invariant): New function.
2890 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2893 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2894 (ipcp_lat_is_insertable): All constants are insertable.
2895 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2896 IPA_CONST_VALUE_REF.
2897 (ipcp_initialize_node_lattices): Propagate all types of operands.
2898 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2899 (ipcp_create_replace_map): Reformat.
2900 (ipcp_need_redirect_p): Simplify.
2901 (ipcp_insert_stage): Check that argument is used before clonning.
2902 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2903 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2904 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2905 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2906 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2907 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2908 * tree-inline.c (tree_function_versioning): Add variables referenced by
2911 2008-08-23 Jan Hubicka <jh@suse.cz>
2914 * i386.c (standard_80387_constant_p): Use optimize_size.
2916 2008-08-23 Ira Rosen <irar@il.ibm.com>
2918 PR tree-optimization/37161
2919 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2920 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2921 (vect_determine_vectorization_factor): Move the scalar type
2922 retrieval to vect_get_smallest_scalar_type.
2923 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2924 scalar type. Remove redundant computation.
2925 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2926 (vect_get_slp_defs): Take the type of RHS into account if
2927 necessary by calling vect_get_smallest_scalar_type. Call
2928 vect_get_constant_vectors with additional argument.
2930 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2933 * doc/invoke.texi (Wwrite-strings): Clarify description.
2935 2008-08-23 Ira Rosen <irar@il.ibm.com>
2937 PR tree-optimization/37174
2938 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2939 def stmt is a part of the loop before accessing its stmt_vec_info.
2941 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2944 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2945 (*swap): New insn pattern.
2946 (*ashlqi3): Rename from ashlqi3 insn pattern.
2947 (ashlqi3): New expanders.
2948 (*lshrqi3): Rename from lshrqi3 insn pattern.
2949 (lshrqi3): New expanders.
2950 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2951 lshrqi3_const5, lshrqi3_const6): New splitters.
2952 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2953 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2956 2008-08-22 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/37078
2959 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2960 [+INF, +INF] ranges.
2962 2008-08-22 Richard Guenther <rguenther@suse.de>
2964 PR tree-optimization/37143
2965 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2966 a conversion statement instead of a copy.
2968 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2971 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2972 CCCmode, CCOmode and CCSmode destination modes.
2975 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2976 from different units in a single alternative.
2977 (*vec_extractv2sf_1): Ditto.
2978 (*vec_extractv2si_0): Ditto.
2979 (*vec_extractv2si_1): Ditto.
2980 * config/i386/sse.md (sse2_storehpd): Ditto.
2981 (sse2_storelpd): Ditto.
2982 (sse2_loadhpd): Ditto.
2983 (sse2_loadlpd): Ditto.
2986 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2987 (popcountsi2): Ditto.
2988 (clzdi2_abm): Ditto.
2989 (popcountdi2): Ditto.
2990 (clzhi2_abm): Ditto.
2991 (popcounthi2): Ditto.
2993 2008-08-22 Richard Guenther <rguenther@suse.de>
2997 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2998 if the multiplication does not overflow.
3000 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3002 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3004 2008-08-21 Richard Henderson <rth@redhat.com>
3006 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3007 spurrious comma from test.
3008 * configure: Rebuild.
3010 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3013 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3016 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3018 * c-tree.h (grokfield): New argument.
3019 * c-decl.c (grokfield): Handle new location argument.
3020 * c-parser.c (c_parser_struct_declaration): Pass location to
3023 2008-08-21 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3027 2008-08-21 Jan Hubicka <jh@suse.cz>
3029 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3030 (cgraph_add_function_insertion_hook,
3031 cgraph_remove_function_insertion_hook,
3032 cgraph_call_function_insertion_hooks): New functions.
3033 * cgraph.h (cgraph_add_function_insertion_hook,
3034 cgraph_remove_function_insertion_hook,
3035 cgraph_call_function_insertion_hooks): Declare.
3036 * ipa-reference.c (function_insertion_hook_holder): New variable.
3037 (check_operand, look_for_address_of): When checking late, do not care
3038 about module bitmaps.
3039 (add_new_function): New function.
3040 (generate_summary): Register hooks; zero module bitmaps.
3041 (propagate): Unregister hooks.
3042 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3043 (add_new_function): New function.
3044 (generate_summary): Register hook.
3045 (propagate): Remove hook.
3047 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3049 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3050 * ipa-cp.c (ipcp_update_cloned_node): New function.
3051 (build_const_val): Handle functions correctly; bring type logic
3052 into sync with tree-inline.c
3053 (ipcp_init_stage): Take care of computing stuff needed by
3054 indirect inlining; update clones.
3055 (ipcp_generate_summary): Break out of ipcp_driver.
3056 (ipcp_driver): Do only execution and transformation.
3057 (pass_ipa_cp): Make IPA_PASS.
3058 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3060 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3061 ipcp, some info is already available.
3062 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3063 * tree-inline.c (remap_ssa_name): Unshare expression.
3065 2008-08-21 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3068 a PHI ask VN if it is already available.
3069 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3070 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3072 2008-08-21 Richard Guenther <rguenther@suse.de>
3075 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3076 makes sure to produce a result of the correct type.
3078 2008-08-21 Jan Hubicka <jh@suse.cz>
3079 Backport from LTO branch:
3081 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3082 Jan Hubicka <jh@suse.cz>
3085 (init_state, finish_state, set_function_state, generate_summary):
3087 (scan_stmt): Renamed from scan_function. Changed to keep state in
3088 local static vars rather than cgraph aux field.
3089 (propagate): Renamed from static_execute. Changed to keep state in
3090 local static vars rather than cgraph aux field.
3091 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3092 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3094 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3096 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3097 * ipa-reference.c (init_function_info, generate_summary,
3098 propagate): New functions.
3099 (analyze_function): Call init_function_info.
3100 (static_execute): Stripped into generate_summary and propagate.
3101 (pass_ipa_reference): Made into ipa_opt_pass.
3103 2008-08-21 Richard Guenther <rguenther@suse.de>
3105 PR tree-optimization/37181
3106 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3108 (extract_range_from_unary_expr): Likewise.
3110 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3112 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3114 * toplev.h (pedwarn_at): Likewise.
3115 * builtins.c: Update all calls to pedwarn.
3116 * c-lex.c: Likewise.
3117 * toplev.c: Likewise.
3118 * c-tree.h: Likewise.
3119 * c-decl.c: Likewise.
3120 * c-errors.c: Likewise.
3121 * c-typeck.c: Likewise.
3122 * c-common.c: Likewise.
3123 * c-parser.c: Likewise.
3125 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3128 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3129 with MODE_VECTOR_INT mode.
3131 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3134 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3135 initialized outside the current module.
3136 (warn_uninitialized_var): Ignore left-hand side when walking the
3137 trees. Ignore address expressions. Examine VUSE operands in gimple
3138 statements with a variable declaration on the right-hand side.
3140 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3143 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3145 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3148 * c-common.c (conversion_warning): Do not warn if applying bit-and
3149 operator to unsigned constant that fits in the target type.
3151 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3154 * c-common.c (conversion_warning): Do not warn for artificial
3157 2008-08-20 Richard Guenther <rguenther@suse.de>
3159 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3160 (extract_range_from_binary_expr): Fall back to constant propagation.
3161 (extract_range_from_unary_expr): Likewise.
3163 2008-08-20 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3166 with TREE_THIS_VOLATILE on shared nodes.
3167 (fold_stmt_r): Likewise.
3169 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3172 * c-parser.c (c_parser_attributes): For keywords use canonical
3173 spelling for attr_name.
3175 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3177 * value-prof.c (check_counter): Revert wrong call to error.
3179 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3181 * profile.c: Update calls to inform.
3182 * value-prof.c: Update calls to inform.
3184 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3186 * diagnostic.c (inform): Add an explicit location_t parameter.
3187 * toplev.h (inform): Update declaration.
3188 * builtins.c: Update all calls to inform.
3189 * c-common.c: Likewise.
3190 * c-decl.c: Likewise.
3191 * c-opts.c: Likewise.
3192 * c-pch.c: Likewise.
3193 * c-pragma.c: Likewise.
3194 * c-typeck.c: Likewise.
3195 * coverage.c: Likewise.
3197 * toplev.c: Likewise.
3198 * tree-cfg.c: Likewise.
3199 * tree-ssa.c: Likewise.
3201 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3204 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3205 V2DI mode, for SSE4.1, use movq instead of vector set if the
3206 second element is zero and inter-unit moves are OK.
3208 2008-08-20 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3211 properly handle conversion/copy chains after tuplification.
3213 2008-08-20 Richard Guenther <rguenther@suse.de>
3215 * passes.c (init_optimization_passes): Move the second
3216 forwprop pass before alias computation. Remove the second
3217 DCE pass. Remove the first dominator and phi copy/const
3220 2008-08-20 Nick Clifton <nickc@redhat.com>
3222 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3223 support of this feature. Do not assume that a sufficiently new
3224 assembler will support the feature regardless of the target type.
3225 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3226 * configure: Regenerate.
3228 2008-08-20 Richard Guenther <rguenther@suse.de>
3230 * tree-vrp.c (found_in_subgraph): Remove.
3231 (live): New global static.
3232 (live_on_edge): New function.
3233 (blocks_visited): Remove.
3234 (register_edge_assert_for_2): Use live_on_edge.
3235 (find_conditional_asserts): Remove code dealing with
3236 found_in_subgraph. Do not walk the CFG.
3237 (find_switch_asserts): Likewise.
3238 (find_assert_locations_1): Renamed from find_assert_locations.
3239 Move finding assert locations for conditional and switch
3240 statements first. Update live bitmap. Do not walk the CFG.
3241 (find_assert_locations): New function.
3242 (insert_range_assertions): Remove entry of CFG walk.
3243 Adjust call to find_assert_locations.
3244 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3245 that only can appear because of fake exit edges but assert we
3246 never try to insert on those.
3247 (fini_pre): Do not remove fake exit edges here...
3248 (execute_pre): ...but here, before committing edge inserts.
3250 2008-08-19 Richard Guenther <rguenther@suse.de>
3252 * passes.c (init_optimization_passes): Exchange store-ccp
3255 2008-08-19 Rafael Espindola <espindola@google.com>
3257 * varasm.c (weak_decls): Move earlier in the file.
3258 (assemble_external): Add weak decls to the weak_decls list.
3259 (declare_weak): Don't add decls to the weak_decls list.
3261 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3264 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3265 before (sse2_shufpd_<mode>).
3267 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3270 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3271 * tree.c (block_nonartificial_location): Likewise.
3273 2008-08-19 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/35972
3276 PR tree-optimization/23094
3277 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3279 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3280 handle MISALIGNED_INDIRECT_REF.
3281 (get_ref_from_reference_ops): New helper.
3282 (vn_reference_lookup_pieces): Walk the use-def chain using the
3283 alias-oracle if requested.
3284 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3285 walking the use-def chain.
3286 (compute_avail): But not here.
3287 (create_component_ref_by_pieces_1): Properly handle
3288 MISALIGNED_INDIRECT_REF.
3289 (do_regular_insertion): Handle fully redundant
3290 expressions after PHI-translation also for SSA_NAME values, not
3291 only constants. Correctly use edoubleprime for that.
3293 2008-08-19 Ira Rosen <irar@il.ibm.com>
3295 * tree-vectorizer.c (supportable_widening_operation): Support
3296 multi-step conversion, return the number of steps in such conversion
3297 and the required intermediate types.
3298 (supportable_narrowing_operation): Likewise.
3299 * tree-vectorizer.h (vect_pow2): New function.
3300 (supportable_widening_operation): Change argument types.
3301 (supportable_narrowing_operation): Likewise.
3302 (vectorizable_type_promotion): Add an argument.
3303 (vectorizable_type_demotion): Likewise.
3304 * tree-vect-analyze.c (vect_analyze_operations): Call
3305 vectorizable_type_promotion and vectorizable_type_demotion with
3306 additional argument.
3307 (vect_get_and_check_slp_defs): Detect patterns.
3308 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3310 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3311 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3312 according to the smallest type in the loop.
3313 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3314 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3315 supportable_widening_operation with correct arguments.
3316 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3317 operands lists according to the number of vector statements in left
3318 or right node, if exists.
3319 (vect_gen_widened_results_half): Remove unused argument.
3320 (vectorizable_conversion): Call supportable_widening_operation,
3321 supportable_narrowing_operation, and vect_gen_widened_results_half
3322 with correct arguments.
3323 (vectorizable_assignment): Change documentation, support multiple
3325 (vectorizable_operation): Likewise.
3326 (vect_get_loop_based_defs): New function.
3327 (vect_create_vectorized_demotion_stmts): Likewise.
3328 (vectorizable_type_demotion): Support loop-aware SLP and general
3329 multi-step conversion. Call vect_get_loop_based_defs and
3330 vect_create_vectorized_demotion_stmts for transformation.
3331 (vect_create_vectorized_promotion_stmts): New function.
3332 (vectorizable_type_promotion): Support loop-aware SLP and general
3333 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3335 (vectorizable_store): Change documentation, support multiple
3337 (vectorizable_load): Likewise.
3338 (vect_transform_stmt): Pass SLP_NODE to
3339 vectorizable_type_promotion and vectorizable_type_demotion.
3340 (vect_schedule_slp_instance): Move here the calculation of number
3341 of vectorized statements for each node from...
3342 (vect_schedule_slp): ... here.
3343 (vect_transform_loop): Call vect_schedule_slp without the last
3346 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3349 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3350 to == in assert statement.
3351 (vectorizable_reduction): Fix typo.
3353 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3356 * value-prof.c (check_counter): Dereference pointer to overall
3357 count when printing it.
3359 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3361 * profile.h: Really add it.
3363 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3365 * mcf.c: Really add it.
3367 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3368 Vinodha Ramasamy <vinodha@google.com>
3370 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3372 * value-prof.c (check_counter): Fix the counter if
3373 flag_profile_correction is true.
3374 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3375 tree_mod_subtract_transform):
3376 Follow check_counter parameter change.
3377 * common.opt (fprofile-correction): New option.
3379 * profile.h: Likewise.
3380 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3381 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3382 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3384 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3385 flag_profile_correction is set.
3387 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3389 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3391 2008-08-18 Tomas Bily <tbily@suse.cz>
3393 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3394 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3396 * tree-data-ref.c (split_constant_offset_1): Likewise.
3397 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3398 * tree-sra.c (sra_walk_expr): Likewise.
3399 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3400 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3401 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3402 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3404 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3405 * tree-vect-transform.c (vectorizable_type_demotion)
3406 (vectorizable_type_promotion): Likewise.
3407 * tree-inline.c (expand_call_inline):
3408 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3409 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3410 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3411 * expr.c (expand_expr_real_1): Likewise.
3412 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3413 (gimple_assign_unary_useless_conversion_p): Likewise.
3414 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3415 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3416 * fold-const.c (fold_unary): Likewise.
3417 * tree.h (CONVERT_EXPR_P): Likewise.
3418 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3419 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3421 (register_edge_assert_for_2, extract_range_from_unary_expr)
3422 (register_edge_assert_for_1): Likewise.
3424 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3426 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3427 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3428 (enum real_value_const): Delete.
3429 (get_real_const): Delete.
3430 * real.c (get_real_const): Delete.
3431 (dconst_e_ptr): Define.
3432 (dconst_third_ptr): Define.
3433 (dconst_sqrt2_ptr): Define.
3434 * builtins.c: Update all callers.
3436 2008-08-18 Richard Guenther <rguenther@suse.de>
3438 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3439 statement iterator after statement removal.
3441 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3443 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3444 (detect_processor_freebsd): Likewise.
3445 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3447 2008-08-18 Richard Guenther <rguenther@suse.de>
3449 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3450 and loads have the correct types.
3452 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3455 * c-opts.c (cpp_opts): Remove static.
3456 * c-parser.c (cpp_opts): Declare it extern.
3457 (disable_extension_diagnostics): Handle cpp options.
3458 (enable_extension_diagnostics): Likewise.
3460 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3462 * diagnostics.c (permerror_at): Rename as permerror.
3463 (permerror): Delete.
3464 * toplev.h: Likewise.
3466 2008-08-18 Richard Guenther <rguenther@suse.de>
3468 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3469 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3470 Move call_cdce before build_alias. Move copyrename2,
3471 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3472 right after final inlining.
3473 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3474 (pass_build_cfg): But instead via TODO_dump_func.
3476 2008-08-18 Richard Guenther <rguenther@suse.de>
3478 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3480 (scalarize_init): If we failed to generate some initializers
3481 do not generate zeros for not instantiated members. Instead
3482 rely on the copy out.
3483 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3484 about missing flow-sensitive alias info only if we have
3487 2008-08-17 Nick Clifton <nickc@redhat.com>
3489 * doc/extend.texi (Function Attributes): Fix typo in description
3490 if hot function attribute.
3492 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3493 Richard Sandiford <rdsandiford@googlemail.com>
3495 * doc/install.texi (--with-mips-plt): Document.
3496 * doc/invoke.texi (-mplt, -mno-plt): Document.
3497 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3498 and handle ${with_mips_plt}.
3499 * config/mips/mips.opt (mplt): New option.
3500 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3501 (TARGET_ABICALLS_PIC2): Likewise.
3502 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3503 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3504 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3505 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3506 to decide whether to output ".option picX" directives.
3507 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3508 Pass -call_nonpic rather than -KPIC for -mplt.
3509 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3510 on the command line. Also remove it when -mabi=64 is used without
3512 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3513 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3514 TARGET_ABICALLS_PIC0.
3515 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3517 (mips16_build_function_stub): Only output ".option pic" directives
3518 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3519 (mips16_build_call_stub): Fix comment and remove redundant
3520 ".set at"/"set .noat" directives.
3521 (mips_function_rodata_section): Use the default behaviour for
3522 TARGET_ABSOLUTE_ABICALLS.
3523 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3524 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3525 (mips_restore_gp): Do nothing if the current function doesn't use
3527 (mips_expand_prologue): Only save $gp if the current function uses it.
3528 Use a normal move for TARGET_ABICALLS_PIC0.
3529 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3531 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3533 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3534 of function when handling GLOBAL_POINTER_REGNUM.
3536 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3539 * common.opt (-fstack-check): Do not declare the variable here.
3540 (-fstack-check=): New option variant.
3541 * doc/invoke.texi (Code Gen Options): Document it.
3542 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3543 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3544 (STACK_CHECK_STATIC_BUILTIN): New macro.
3545 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3546 * opts.c: Include expr.h.
3547 (common_handle_option) <OPT_fold_stack_check_>: New case.
3548 <OPT_fstack_check>: Likewise.
3549 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3550 consistently in the test for variable-sized types. Adjust for
3551 new behaviour of flag_stack_check.
3552 * explow.c: Include except.h.
3553 (allocate_dynamic_stack_space): Do not take into account
3554 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3555 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3556 for variable-sized parameters. Treat all parameters whose size is
3557 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3558 stack checking is enabled.
3559 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3560 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3561 if generic stack checking is enabled.
3562 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3563 * reload1.c (reload): Likewise.
3564 * stmt.c (expand_decl): Assert that all automatic variables have
3565 fixed size at this point and remove dead code.
3566 * flags.h (stack_check_type): New enumeration type.
3567 (flag_stack_check): Declare.
3568 * toplev.c (flag_stack_check): New global variable.
3569 * Makefile.in (opts.o): Add dependency on EXPR_H.
3570 (explow.o): Add dependency on except.h.
3572 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3574 * config/avr/avr.c (avr_override_options): Reduce value of
3575 PARAM_INLINE_CALL_COST.
3577 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3579 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3580 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3581 lieu of TYPE_MODE (type) throughout.
3583 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3585 * config/arm/arm.c (add_minipool_backward_ref): Check for
3586 8-byte-aligned entries in second case of forcing insertion after a
3587 particular entry. Change third case to avoid inserting
3588 non-8-byte-aligned entries before 8-byte-aligned ones.
3590 2008-08-15 Richard Guenther <rguenther@suse.de>
3592 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3593 strip components for unknown size accesses.
3595 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3597 * config/s390/2097.md New file.
3598 * config/s390/s390.md ("z10prop" attribute): Define none,
3599 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3600 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3601 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3602 possible values and apply them to insns as appropriate.
3603 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3604 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3605 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3606 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3608 ("bfp" mode attribute): Removed. Every occurence replaced
3610 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3611 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3614 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3617 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3620 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3622 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3623 additional argument. Support reduction when duplication is needed due
3624 to data-types of different sizes in the loop.
3625 (get_initial_def_for_induction): Fix printout.
3626 (vect_get_vec_def_for_stmt_copy): Support case where the
3627 vec_stmt_for_operand is a phi node.
3628 (vectorizable_reduction): Support reduction when duplication is needed
3629 due to data-types of different sizes in the loop.
3630 (vectorizable_call): Remove restriction to not vectorize in case we
3631 have data-types of different sizes in the loop.
3632 (vectorizable_conversion): Likewise.
3633 (vectorizable_operation): Likewise.
3634 (vectorizable_type_demotion): Likewise.
3635 (vectorizable_type_promotion): Likewise.
3636 (vectorizable_induction): Add restriction to not vectorize in case
3637 we have data-types of different sizes in the loop.
3639 2008-08-14 Christophe Saout <christophe@saout.de>
3640 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3644 (*vec_concatv2di_rex64_sse4_1): Ditto.
3645 (*vec_concatv2di_rex64_sse): Ditto.
3647 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3650 * fold-const.c (fold_widened_comparison): Do not allow
3651 sign changes that change the result even if shorter type
3652 is wider than arg1_unw's type.
3654 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3656 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3657 Skip if the multilib testing specifies -march that does not
3658 agree with the one specified in the testcase.
3660 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3662 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3663 zero extend SImode values being converted to TFmode before passing
3666 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3668 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3669 __PPU__ when targeting the Cell/B.E. PPU processor.
3671 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3673 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3674 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3675 Rematerialize the static chain, if any.
3676 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3679 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3681 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3682 (new_loc_descr): Likewise.
3683 (add_loc_descr): Likewise.
3684 (size_of_loc_descr): Likewise.
3685 (size_of_locs): Likewise.
3686 (output_loc_operands): Likewise.
3687 (output_loc_sequence): Likewise.
3688 (new_reg_loc_descr): New.
3689 (build_cfa_loc): Use it.
3690 (build_cfa_aligned_loc): Likewise.
3691 (one_reg_loc_descriptor): Likewise.
3692 (based_loc_descr): Likewise.
3694 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3697 * doc/invoke.texi (Wmain): Update.
3698 * c-decl.c (start_decl): warn_main is only 0 or 1.
3699 (start_function): Likewise. Fix formatting.
3700 (finish_function): Delete redundant warning.
3701 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3702 * c-opts (c_common_handle_option): -Wall only has effect if
3703 warn_main is uninitialized. OPT_Wmain is automatically
3704 handled. -pedantic also enables Wmain.
3705 (c_common_post_options): Handle all logic for Wmain here.
3706 * c-common.c (warn_main): Delete.
3707 (check_main_parameter_types): Make pedwarns conditional on
3709 * c-common.h (warn_main): Delete.
3711 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3714 * expr.c (emit_group_store): Allocate stack temp with the
3715 largest alignment when copying from register to stack.
3717 2008-08-13 Richard Guenther <rguenther@suse.de>
3719 * tree.h (maybe_fold_offset_to_address): Declare.
3720 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3721 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3722 Likewise for POINTER_PLUS_EXPR.
3723 (maybe_fold_offset_to_reference): Enable disabled code.
3724 (maybe_fold_offset_to_address): New function.
3725 (fold_stmt_r): Use it.
3726 (fold_gimple_assign): Likewise.
3727 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3728 (gimplify_expr): Likewise.
3730 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3732 * toplev.h (pedwarn_at): Fix declaration.
3734 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3736 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3737 LINK_SPEC): Use %R in -Y P argument.
3739 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3742 * diagnostic.c (pedwarn_at): New.
3743 * toplev.h (pedwarn_at): Declare.
3744 * c-tree.h (build_enumerator): Update declaration.
3745 * c-decl.c (finish_enum): Update comment.
3746 (build_enumerator): Take a location parameter. Give a pedwarn but do
3747 not perform any conversion.
3748 * c-parser.c (c_parser_enum_specifier): Set correct location for
3751 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3754 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3755 expressions except for conversions to signed:1 bitfields. Handle
3756 COND_EXPR with constant operands.
3758 2008-08-13 Richard Guenther <rguenther@suse.de>
3760 PR tree-optimization/15255
3761 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3762 (struct oecount_s): New struct and VEC types.
3764 (oecount_hash): New function.
3765 (oecount_eq): Likewise.
3766 (oecount_cmp): Likewise.
3767 (zero_one_operation): New function.
3768 (build_and_add_sum): Likewise.
3769 (undistribute_ops_list): Perform un-distribution of multiplication
3770 and division on the chain of summands.
3771 (should_break_up_subtract): Also break up subtracts for factors.
3772 (reassociate_bb): Delete dead visited statements.
3773 Call undistribute_ops_list. Re-sort and optimize if it did something.
3774 * passes.c (init_optimization_passes): Move DSE before
3776 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3779 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3781 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3783 * doc/invoke.texi: Revert unintended checkin.
3785 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3788 * gcc.c (include_spec_function): Tweak call to find_a_file.
3790 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3793 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3794 and TRUTH_ORIF_EXPR.
3795 * dojump.c (do_jump): Likewise.
3797 PR tree-optimization/37084
3798 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3799 if id->regimplify, don't assume stmt is a cast assignment.
3801 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3803 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3805 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3808 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3811 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3813 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3814 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3816 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3817 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3818 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3819 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3820 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3822 * doc/tm.texi (Storage Layout): Remove documentation for
3823 TARGET_FLOAT_FORMAT.
3825 * simplify-rtx.c (simplify_binary_operation_1): Replace
3826 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3830 * real.h (struct real_format): New member has_sign_dependent_rounding.
3831 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3832 spu_single_format, ieee_double_format, mips_double_format,
3833 motorola_double_format, ieee_extended_motorola_format,
3834 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3835 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3836 mips_extended_format, ieee_quad_format, mips_quad_format,
3837 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3838 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3840 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3841 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3842 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3843 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3844 (ROUND_TOWARDS_ZERO): Likewise.
3846 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3847 (FLOAT_MODE_FORMAT): New macro.
3848 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3849 (MODE_COMPOSITE_P): ... this new macro.
3850 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3851 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3852 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3854 * flags.h: Include "real.h".
3856 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3857 REAL_MODE_FORMAT_COMPOSITE_P.
3858 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3860 * doc/tm.texi (Storage Layout): Remove documentation of
3861 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3862 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3863 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3864 they only apply to libgcc2.a.
3866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3868 * config/spu/float_disf.c: New file.
3869 * config/spu/float_unsdisf.c: New file.
3870 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3871 (LIB2FUNCS_EXCLUDE): Define.
3873 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3874 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3876 * real.h (struct real_format): New member round_towards_zero.
3877 * real.c (round_for_format): Respect fmt->round_towards_zero.
3878 (ieee_single_format, mips_single_format, motorola_single_format,
3879 spu_single_format, ieee_double_format, mips_double_format,
3880 motorola_double_format, ieee_extended_motorola_format,
3881 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3882 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3883 mips_extended_format, ieee_quad_format, mips_quad_format,
3884 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3885 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3887 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3888 real_format to choose rounding mode when calling MPFR functions.
3889 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3890 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3892 * real.h (real_to_decimal_for_mode): Add prototype.
3893 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3894 Respect target rounding mode when generating decimal representation.
3895 (real_to_decimal): New stub for backwards compatibility.
3896 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3897 real_to_decimal_for_mode instead of real_to_decimal.
3899 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3901 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3902 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3904 * real.c (spu_single_format): New variable.
3905 * real.h (spu_single_format): Declare.
3907 * config/spu/spu.c (spu_override_options): Install SFmode format.
3908 (spu_split_immediate): Use integer mode to operate on pieces of
3909 floating-point values in all cases.
3911 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3912 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3913 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3915 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3917 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3919 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3921 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3923 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3926 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3927 on the VAR_DECL instead of TYPE_READONLY on its type.
3929 2008-08-12 Ira Rosen <irar@il.ibm.com>
3931 * tree-vectorizer.c: Depend on langhooks.h.
3932 (supportable_widening_operation): Add two arguments. Support double
3934 (supportable_narrowing_operation): Likewise.
3935 * tree-vectorizer.h (supportable_widening_operation): Add two
3937 (supportable_narrowing_operation): Likewise.
3938 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3939 supportable_widening_operation with correct arguments.
3940 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3941 (vectorizable_type_demotion): Support double type conversions.
3942 (vectorizable_type_promotion): Likewise.
3943 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3945 2008-08-11 Michael Matz <matz@suse.de>
3947 * i386/i386.c (override_options): Move initialisation from
3948 flag_schedule_insns_after_reload to here from ...
3949 (optimization_options): ... here.
3951 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3953 PR rtl-optimization/36998
3954 * dwarf2out.c (compute_barrier_args_size_1,
3955 compute_barrier_args_size): Temporarily remove assertions.
3957 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3960 * tree-ssa.c (struct walk_data): Add new flag
3961 warn_possibly_uninitialized.
3962 (warn_uninitialized_var): Use it.
3963 (warn_uninitialized_vars): New.
3964 (execute_early_warn_uninitialized): Call it.
3965 (execute_late_warn_uninitialized): Likewise.
3967 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3970 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3973 2008-08-09 Jan Hubicka <jh@suse.cz>
3976 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3978 (expand_fix): Be prepared for expansion to fail.
3979 (expand_sfix_optab): Remove instructions if expansion failed.
3981 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3983 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3985 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3986 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3988 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3990 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3991 mips/t-libgcc-mips16 to tmake_file.
3992 * config/mips/mips-protos.h (mips_call_type): New enum.
3993 (mips_pic_base_register, mips_got_load): Declare.
3994 (mips_restore_gp): Take an rtx argument.
3995 (mips_use_pic_fn_addr_reg_p): Declare.
3996 (mips_expand_call): Replace the sibcall_p argument with
3997 a mips_call_type argument. Add a lazy_p parameter.
3998 (mips_split_call): Declare.
3999 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4000 (MIPS16_PIC_TEMP): Likewise.
4001 (reg_class): Delete M16_NA_REGS.
4002 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4003 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4004 (mips_split_hi_p): Declare.
4005 * config/mips/mips.c (mips_split_hi_p): New array.
4006 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4007 (mips_got_symbol_type_p): New function.
4008 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4009 (mips16_stub_function_p): New function.
4010 (mips16_local_function_p): Likewise.
4011 (mips_use_pic_fn_addr_reg_p): Likewise.
4012 (mips_cannot_force_const_mem): Return false for HIGHs.
4013 Extend CONST_INT and symbolic handling to MIPS16, using
4014 mips_symbol_insns to check that the base symbol type is a
4015 legitimate constant. Reject GOT-based constants if
4016 TARGET_MIPS16_PCREL_LOADS.
4017 (mips_const_insns): Check targetm.cannot_force_const_mem when
4018 decomposing a symbolic base and a large offset.
4019 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4020 When calling a function that needs $25 from MIPS16 code,
4021 move the target address into $25 separately and add a USE
4023 (mips16_gp_pseudo_reg): Insert the initializer immediately
4024 before the first real insn.
4025 (mips_pic_base_register, mips_got_load): New functions.
4026 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4027 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4028 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4029 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4030 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4031 also passing NULL_RTX rather than const0_rtx as the aux argument.
4032 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4033 instead of TARGET_EXPLICIT_RELOCS.
4034 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4035 (mips_load_call_address): Replace the sibcall_p argument with
4036 a mips_call_type argument. Use mips_got_load.
4037 (mips16_local_alias): New structure.
4038 (mips16_local_aliases): New variable.
4039 (mips16_local_aliases_hash): New function.
4040 (mips16_local_aliases_eq): Likewise.
4041 (mips16_local_alias): Likewise.
4042 (mips16_stub_function): Likewise.
4043 (mips16_build_function_stub): Create a local alias for the target
4044 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4045 .cpload directive and an R_MIPS_NONE relocation for the target
4046 function, then load the alias rather than the function itself.
4047 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4048 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4049 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4050 (mips16_build_call_stub): Replace the FN parameter with an
4051 FN_PTR parameter. Force the address into a register if it
4052 isn't a call_insn_operand; don't rely on the caller to do this.
4053 If a call to a locally-defined and locally-binding MIPS16
4054 function must be made indirectly, redirect the call to the
4055 function's local alias. Use mips16_stub_function_p,
4056 mips16_stub_function, mips_expand_call and use_reg.
4057 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4058 Use explicit %hi and %lo accesses where possible.
4059 Use MIPS_CALL to generate the correct code form of a
4060 jal instruction. Add clobbers of $18 instead of uses.
4061 Update the call to mips_emit_call_insn.
4062 (mips_expand_call): Replace the SIBCALL_P argument with a
4063 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4064 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4065 allowing it to modify the call address. Update the calls to
4066 mips_load_call_address and mips_emit_call_insn.
4067 (mips_split_call): New function.
4068 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4069 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4070 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4071 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4072 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4074 (mips_cprestore_slot): New function.
4075 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4076 and use mips_cprestore_slot.
4077 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4079 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4080 then use a copygp_mips16 instruction to set up $28.
4081 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4082 (mips16_lay_out_constants): Call split_all_insns_noflow.
4083 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4084 false if TARGET_MIPS16.
4085 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4086 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4087 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4088 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4089 MIPS16 code. Allow MIPS16 o32 PIC.
4090 (mips_override_options): Allow MIPS16 o32 PIC.
4091 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4092 after reload if TARGET_USE_GOT.
4093 (UNSPEC_COPYGP): New constant.
4094 (length): Use a default length of 8 for MIPS16 GOT loads.
4095 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4096 (*got_page<mode>): Check mips_split_hi_p.
4097 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4098 (unspec_got<mode>, unspec_call<mode>): New expanders.
4099 (load_got<mode>, load_call<mode>): Remove the length attributes.
4100 Use a got attribute instead of a type attribute.
4101 (copygp_mips16): New insn.
4102 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4103 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4104 (sibcall, sibcall_value, call, call_value): Update the calls
4105 to mips_expand_call.
4106 (call_internal, call_value_internal): Use mips_split_call.
4107 (call_value_multiple_internal): Likewise.
4108 (call_split): Move after call_internal (the insn it is split from).
4109 (call_internal_direct, call_value_internal_direct): Turn into
4110 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4111 (call_direct_split, call_value_direct_split): New patterns.
4112 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4113 and use M16_REGS instead of M16_NA_REGS.
4114 * config/mips/predicates.md (const_call_insn_operand): Replace
4115 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4116 mips_use_pic_fn_addr_reg_p check.
4117 (move_operand): Reject HIGHs if mips_split_hi_p.
4118 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4119 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4120 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4121 * config/mips/libgcc-mips16.ver: New file.
4122 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4123 $(srcdir)/config/mips/libgcc-mips16.ver.
4125 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4127 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4128 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4129 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4130 (mips16_cfun_returns_in_fpr_p): Likewise.
4132 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4134 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4135 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4136 rather than 4 to PC.
4138 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4140 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4141 (FUNCTION_PROFILER): Save the static chain pointer into $2
4142 beforehand and restore it aftewards.
4143 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4144 address directly into $25 and call the function through $25;
4145 do not clobber $3. Pad the DImode version to cover the space
4146 left by the deleted $25 <- $3 move.
4147 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4148 the removal of the $25 <- $3 move.
4149 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4150 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4152 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4153 Daniel Jacobowitz <dan@codesourcery.com>
4155 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4156 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4157 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4158 * config/mips/mips.c (mips_start_function_definition): New function.
4159 (mips_end_function_definition): Likewise.
4160 (mips_output_function_prologue): Use mips_start_function_definition.
4161 (mips_output_function_epilogue): Use mips_end_function_definition.
4162 (build_mips16_function_stub): Use mips_start_function_definition
4163 and mips_end_function_definition.
4164 (build_mips16_call_stub): Likewise.
4166 2008-08-09 Richard Guenther <rguenther@suse.de>
4168 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4169 * gimple.h (gimple_call_fn): Adjust comment.
4170 (gimple_call_set_fndecl): New function.
4171 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4172 longer having bare FUNCTION_DECL operand.
4173 (gimple_call_return_type): Likewise.
4174 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4176 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4177 (gimple_mod_pow2): Likewise.
4178 (gimple_mod_subtract): Likewise.
4179 (gimple_ic): Likewise.
4180 (gimple_stringop_fixed_value): Likewise.
4181 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4182 longer having bare FUNCTION_DECL operand.
4183 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4184 * omp-low.c (optimize_omp_library_calls): Likewise.
4185 * cgraphunit.c (update_call_expr): Likewise.
4186 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4187 (execute_convert_to_rsqrt): Likewise.
4188 * cfgexpand.c (gimple_to_tree): Simplify.
4189 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4190 bare FUNCTION_DECL operand.
4191 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4192 (convert_gimple_call): Use gimple_call_fndecl.
4193 * c-common.c (c_warn_unused_result): Likewise.
4195 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4198 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4199 (c_finish_return): Likewise.
4200 (c_start_case): Likewise.
4201 * c-common.c (warn_for_collisions_1): Use explicit location in
4203 * c-parser.c (c_parser_condition): New. Call
4204 verify_sequence_points.
4205 (c_parser_paren_condition): Call c_parser_condition.
4206 (c_parser_for_statement): Call c_parser_condition.
4208 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4211 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4212 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4213 Moved from diagnostic.h
4214 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4216 (emit_diagnostic): New.
4217 (warning0, pedwarn0): Delete.
4218 (warning, warning_at, pedwarn, permerror): Return bool.
4219 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4220 Moved to diagnostic.c.
4221 (struct diagnostic_context): Use correct type for
4222 classify_diagnostic.
4223 (diagnostic_report_diagnostic): Update declaration.
4224 (emit_diagnostic): Declare.
4225 * errors.c (warning): Return bool.
4226 * errors.h (warning): Update declaration.
4227 * toplev.h (warning0, pedwarn0): Delete.
4228 (warning, warning_at, pedwarn, permerror): Return bool.
4229 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4230 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4231 inform. Update all calls.
4232 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4233 before giving informative note.
4234 (implicit_decl_warning): Likewise.
4235 * c-typeck.c (build_function_call): Likewise.
4236 * tree-sssa.c (warn_uninit): Likewise.
4237 * builtins.c (gimplify_va_arg_expr): Likewise.
4239 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4242 * doc/invoke.texi (-Wextra): Move warning from here...
4243 (-Wuninitialized): ... to here.
4245 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4248 * flags.h (set_Wunused): Delete
4249 * toplev.c (process_options): Handle Wunused flags here.
4250 * opts.c (maybe_warn_unused_parameter): Delete.
4251 (common_handle_option): Replace set_Wunused by warn_unused.
4252 (set_Wextra): Do not handle Wunused-parameter here.
4253 (set_Wunused): Delete.
4254 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4256 * common.opt (Wunused): Add Var and Init.
4257 (Wunused-function): Likewise.
4258 (Wunused-label): Likewise.
4259 (Wunused-parameter): Likewise.
4260 (Wunused-value): Likewise.
4261 (Wunused-variable): Likewise.
4263 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4265 * doc/invoke.texi: Add cpu_type power7.
4266 * config.in (HAVE_AS_VSX): New.
4267 * config.gcc: Add cpu_type power7.
4268 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4270 * configure: Regenerate.
4271 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4273 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4274 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4275 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4277 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4279 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4280 type to vectorize.builtin_conversion.
4281 (vectorizable_conversion): Likewise.
4282 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4283 integral type as input.
4284 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4286 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4287 and ALTIVEC_BUILTIN_VCTSXS.
4288 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4291 2008-08-08 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4294 (surely_varying_stmt_p): Calls are varying only if they are
4295 non-builtin and not indirect or have no result.
4296 (ccp_fold): Re-instantiate code before the tuples merge.
4298 2008-08-08 Richard Guenther <rguenther@suse.de>
4300 PR tree-optimization/37056
4301 * gimple.h (gimple_assign_rhs_class): New helper function.
4302 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4303 unary operations properly.
4305 2008-08-07 Jan Hubicka <jh@suse.cz>
4307 * i386.h (ix86_size_cost): Declare.
4308 (ix86_cur_cost): New function macro.
4309 * i386.md (peepholes expanding size and splitters): Predicate by
4310 optimize_insn_for_speed_p.
4311 (peepholes reduce size and splitters): Predicate by
4312 optimize_insn_for_size_p.
4313 * i386.c (ix86_size_cost): Rename from ...
4314 (size_cost): This one.
4315 (override_options): Update.
4316 (decide_alg): Likewise.
4317 (ix86_expand_clear): Use RTL profile.
4318 (ix86_pad_returns): Use RTL profile.
4320 2008-08-07 Jan Hubicka <jh@suse.cz>
4322 * recog.c (split_all_insns): Set RTL profile
4323 (peephole2_optimize): Likewise.
4324 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4325 * combine.c (combine_instructions): Likewise.
4327 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4329 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4331 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4333 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4334 value in a6 after the set_frame_ptr insn.
4336 2008-08-07 Richard Henderson <rth@redhat.com>
4339 * gcc.c (cpp_options): Pass along -g*.
4341 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4343 * config/arm/arm.c (output_move_neon): Update comment describing
4344 big-endian vector layout.
4345 (arm_assemble_integer): Do not handle big-endian NEON vectors
4347 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4348 neon_vget_lane<mode>_sext_internal,
4349 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4350 element indices for big-endian.
4352 2008-08-07 Richard Henderson <rth@redhat.com>
4354 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4355 * configure, config.in: Rebuild.
4356 * debug.h (dwarf2out_do_cfi_asm): Declare.
4357 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4358 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4359 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4360 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4362 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4364 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4365 movv2si_internal): Combine into mov<mode>_internal.
4366 (movv2si_internal_2): Remove.
4368 2008-08-07 Jan Hubicka <jh@suse.cz>
4371 * i386.md (single stringop patterns): Enable unconditionally.
4373 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4376 * config/i386/emmintrin.h (_mm_move_epi64): Use
4377 __builtin_ia32_movq128.
4379 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4380 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4382 * config/i386/sse.md (sse2_movq128): New.
4384 * doc/extend.texi: Document __builtin_ia32_movq128.
4386 2008-08-07 Richard Guenther <rguenther@suse.de>
4389 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4390 pointers can access anything.
4392 2008-08-06 Jan Hubicka <jh@suse.cz>
4394 * optabs.c (emit_unop_insn): Break out to ...
4395 (maybe_emit_unop_insn): ... this one.
4396 (expand_sfix_optab): Use maybe variant.
4397 * optabs.h (maybe_emit_unop_insn): Declare.
4399 * i386.md (mov0 patterns): Enable by default.
4400 (FP conversion expanders): Disable expansion of code expanding
4401 sequences when instruction should be optimized for size.
4402 (single strinop patterns): Enable when optimizing for size.
4403 (string expanders): Disable expanding of code expanding sequences
4404 when optimizning instruction for size.
4405 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4407 (ix86_fp_comparison_sahf_cost): Likewise.
4408 (ix86_expand_branch): Likewise.
4409 (ix86_expand_ashl_const): Likewise.
4410 (ix86_split_ashl): Likewise.
4411 (ix86_expand_strlen): Likewise.
4412 (ix86_emit_fp_unordered_jump): Likewie.
4414 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4416 * c-common.c: Fix typo.
4417 (c_common_reswords): Activate more C++ keyword warnings.
4419 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4421 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4424 * diagnostic.c (permerror_at): New.
4425 * toplev.h (permerror_at): Declare.
4427 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4428 Ira Rosen <irar@il.ibm.com>
4430 * tree-vect-transform.c (vect_model_simple_cost): Return
4431 immediately if stmt is pure SLP.
4432 (vect_model_store_cost): Ditto.
4433 (vect_model_load_cost): Ditto.
4434 (vectorizable_store): Remove PURE_SLP check before call
4435 to vect_model_store_cost.
4436 (vect_model_store_cost): When checking whether stmt describe
4437 strided access, add a check that it is not slp_node.
4439 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4442 * c-common.c (warn_for_sign_compare): New. Handle separately the
4443 case that 'constant' is zero.
4444 * c-typeck.c (build_binary_op): Move code to c-common.c
4446 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4448 * config/alpha/alpha.c (alpha_preferred_reload_class,
4449 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4450 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4451 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4452 * config/arm/arm.md: Likewise.
4453 * config/avr/avr-protos.h (preferred_reload_class,
4454 test_hard_reg_class, avr_simplify_comparison_p,
4455 out_shift_with_cnt, class_max_nregs): Likewise.
4456 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4457 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4458 preferred_reload_class, test_hard_reg_class): Likewise.
4459 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4460 bfin_memory_move_cost, bfin_secondary_reload,
4461 bfin_output_mi_thunk): Likewise.
4462 * config/crx/crx.c (crx_secondary_reload_class,
4463 crx_memory_move_cost): Likewise.
4464 * config/frv/frv-protos.h (frv_secondary_reload_class,
4465 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4466 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4467 frv_secondary_reload_class, frv_class_likely_spilled_p,
4468 frv_class_max_nregs): Likewise.
4469 * config/h8300/h8300.c (h8300_classify_operand,
4470 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4472 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4473 * config/ia64/ia64.c (ia64_preferred_reload_class,
4474 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4475 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4476 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4478 * config/m68hc11/m68hc11.c (preferred_reload_class,
4479 m68hc11_memory_move_cost): Likewise.
4480 * config/mcore/mcore.c (mcore_secondary_reload_class,
4481 mcore_reload_class): Likewise.
4482 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4483 mips_class_max_nregs, mips_cannot_change_mode_class,
4484 mips_preferred_reload_class, mips_secondary_reload_class,
4485 mips_output_mi_thunk): Likewise.
4486 * config/mmix/mmix.c (mmix_preferred_reload_class,
4487 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4489 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4491 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4492 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4493 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4494 * config/rs6000/rs6000.c (paired_expand_vector_init,
4495 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4496 compare_section_name, rs6000_memory_move_cost): Likewise.
4497 * config/s390/s390.c (s390_emit_compare_and_swap,
4498 s390_preferred_reload_class, s390_secondary_reload,
4499 legitimize_pic_address, legitimize_tls_address,
4500 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4501 s390_class_max_nregs): Likewise.
4502 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4503 * config/s390/s390.md: Likewise.
4504 * config/score/score-protos.h (score_secondary_reload_class,
4505 score_preferred_reload_class): Likewise.
4506 * config/score/score.c (score_preferred_reload_class,
4507 score_secondary_reload_class): Likewise.
4508 * config/score/score3.c (score3_output_mi_thunk,
4509 score3_preferred_reload_class, score3_secondary_reload_class,
4510 score3_hard_regno_mode_ok): Likewise.
4511 * config/score/score3.h (score3_preferred_reload_class,
4512 score3_secondary_reload_class): Likewise.
4513 * config/score/score7.c (score7_output_mi_thunk,
4514 score7_preferred_reload_class, score7_secondary_reload_class,
4515 score7_hard_regno_mode_ok): Likewise.
4516 * config/score/score7.h (score7_preferred_reload_class,
4517 score7_secondary_reload_class): Likewise.
4518 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4519 output_branchy_insn, add_constant, gen_block_redirect,
4520 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4521 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4523 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4524 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4525 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4526 xstormy16_preferred_reload_class): Likewise.
4527 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4528 xtensa_expand_atomic, override_options,
4529 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4531 * reorg.c (try_merge_delay_insns): Likewise.
4532 * tree.c (merge_dllimport_decl_attributes): Likewise.
4534 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4536 2008-08-06 Michael Matz <matz@suse.de>
4538 * Makefile.in (write_entries_to_file): Quote words.
4539 * gengtype.c: (read_input_line): Skip over leading white-space.
4541 2008-08-06 Marc Gauthier <marc@tensilica.com>
4543 * config.gcc: Match more processor names for Xtensa.
4544 * configure.ac: Likewise.
4545 * doc/install.texi (Specific): Likewise.
4546 * configure: Regenerate.
4548 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4550 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4551 * calls.c (avoid_likely_spilled_reg): Likewise.
4552 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4553 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4554 * config/i386/i386.c (ix86_expand_special_args_builtin,
4555 ix86_secondary_reload): Likewise.
4556 * except.c (struct eh_region, gen_eh_region_catch,
4557 remove_unreachable_regions, duplicate_eh_regions,
4558 assign_filter_values, build_post_landing_pads,
4559 sjlj_find_directly_reachable_regions, remove_eh_handler,
4560 reachable_next_level, foreach_reachable_handler,
4561 can_throw_internal_1, can_throw_external_1,
4562 collect_one_action_chain): Likewise.
4563 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4564 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4565 * function.c (update_temp_slot_address, instantiate_new_reg,
4566 instantiate_virtual_regs_in_rtx,
4567 instantiate_virtual_regs_in_insn): Likewise.
4568 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4569 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4570 gimplify_cleanup_point_expr): Likewise.
4571 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4572 * passes.c (next_pass_1): Likewise.
4573 * print-tree.c (print_node_brief, print_node): Likewise.
4574 * profile.c (branch_prob): Likewise.
4575 * tree-dump.c (dump_register): Likewise.
4576 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4578 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4579 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4580 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4581 copy_arguments_for_versioning, copy_static_chain): Likewise.
4582 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4583 add_new_name_mapping, register_new_name_mapping): Likewise.
4584 * tree-mudflap.c (mf_xform_derefs): Likewise.
4585 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4586 get_init_expr, combine_chains): Likewise.
4587 * tree-pretty-print.c (dump_generic_node): Likewise.
4588 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4589 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4590 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4591 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4593 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4596 * calls.c (expand_call): Use the biggest preferred stack
4599 2008-08-06 Michael Matz <matz@suse.de>
4602 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4603 for reused reload, instead of overwriting them.
4605 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4608 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4609 for incoming stack boundary.
4611 * function.c (assign_parm_find_entry_rtl): Update
4612 parm_stack_boundary.
4614 * function.h (rtl_data): Add parm_stack_boundary.
4616 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4617 parm_stack_boundary for incoming stack boundary.
4619 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4621 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4622 for unrepresentable subregs or treat them as equal to other regs
4623 or subregs with the same register number.
4625 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4628 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4631 2008-08-06 Jan Hubicka <jh@suse.cz>
4633 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4634 frequencies might be hot.
4636 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4638 * reload.c (find_reloads): Force constants into literal pool
4639 also if they are wrapped in a SUBREG.
4641 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4644 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4645 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4646 Don't allow predicated instructions for data speculation.
4647 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4650 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4652 * haifa-sched.c (extend_global): Split to extend_global_data and
4653 extend_region_data. Update all uses.
4654 (extend_all): Rename to extend_block_data.
4656 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4658 * sched-rgn.c (new_ready): Check if instruction can be
4659 speculatively scheduled before attempting speculation.
4660 (debug_rgn_dependencies): Remove wrongful assert.
4662 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4664 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4666 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4668 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4669 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4670 va_size, and type_size.
4672 2008-08-04 Jason Merrill <jason@redhat.com>
4675 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4676 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4678 2008-08-05 Richard Henderson <rth@redhat.com>
4680 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4681 * configure: Rebuild.
4683 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4686 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4687 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4690 2008-08-05 Richard Henderson <rth@redhat.com>
4692 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4693 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4694 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4695 * common.opt (fdwarf2-cfi-asm): New.
4696 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4697 * config.in, configure: Rebuild.
4698 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4699 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4700 (dw2_force_const_mem): Externalize.
4701 * dwarf2asm.h: Update.
4702 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4703 generate a real label.
4704 (output_cfi_directive): New.
4705 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4706 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4707 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4709 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4710 (output_loc_operands_raw, output_loc_sequence_raw): New.
4711 (output_cfa_loc_raw): New.
4713 2008-08-05 Paul Brook <paul@codesourcery.com>
4715 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4716 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4717 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4718 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4719 * config/arm/arm.h (TARGET_VFPD32): Define.
4720 (TARGET_VFP3): Use TARGET_VFPD32.
4721 (fputype): Add FPUTYPE_VFP3D16.
4722 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4723 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4724 * config/arm/arm-cores.def: Add cortex-r4f.
4725 * config/arm/arm-tune.md: Regenerate.
4727 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4729 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4730 Reword some comments throughout the file.
4732 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4733 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4734 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4735 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4737 (MFC_START_ENABLE): Remove PPU-only define.
4738 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4739 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4741 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4742 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4743 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4744 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4745 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4746 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4747 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4749 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4750 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4751 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4752 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4754 (spu_read_machine_status): Fix typo.
4756 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4758 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4759 SUBREG of multi-word hard register.
4760 * config/spu/spu.c (valid_subreg): Likewise.
4761 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4763 2008-08-04 Richard Guenther <rguenther@suse.de>
4765 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4766 the candidate with the stripped base if that base is different
4767 from the original base even for offset zero.
4769 2008-08-04 Richard Guenther <rguenther@suse.de>
4772 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4773 check for no_overflow.
4775 2008-08-04 Richard Guenther <rguenther@suse.de>
4777 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4779 2008-08-04 Paul Brook <paul@codesourcery.com>
4781 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4782 (arm_order_regs_for_local_alloc): New function.
4783 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4785 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4787 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4791 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4792 (ix86_expand_epilogue): Likewise.
4794 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4796 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4799 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4802 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4803 (*movv2sf_internal_rex64): Ditto.
4805 2008-08-03 Jan Hubicka <jh@suse.cz>
4807 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4808 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4809 * expmed.c (expand_smod_pow2): Likewise.
4811 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4815 alternative 0 of operand 1.
4816 (*vec_concatv2di_rex64_sse): Ditto.
4817 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4819 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4820 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4821 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4822 (*movv2sf_internal_rex64): Ditto.
4824 2008-08-02 Richard Guenther <rguenther@suse.de>
4827 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4828 (ssedoublesizemode): New mode attribute.
4829 (sse_shufps): Call gen_sse_shufps_v4sf.
4830 (sse_shufps_1): Macroize.
4831 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4832 (sse2_shufpd_1): Macroize.
4833 (vec_extract_odd, vec_extract_even): New expanders.
4834 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4835 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4836 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4837 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4838 (ix86_expand_vector_set): Likewise.
4839 (ix86_expand_reduc_v4sf): Likewise.
4841 2008-08-01 Doug Kwan <dougkwan@google.com>
4843 * matrix-reorg.c: Re-enable all code.
4844 (struct malloc_call_data): Change CALL_STMT to gimple type.
4845 (collect_data_for_malloc_call): Tuplify.
4846 (struct access_site_info): Change STMT to gimple type.
4847 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4848 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4849 (struct free_info): Change STMT to gimple type.
4850 (struct matrix_access_phi_node): Change PHI to gimple type.
4851 (get_inner_of_cast_expr): Remove.
4852 (may_flatten_matrices_1): Tuplify.
4853 (may_flatten_matrices): Ditto.
4854 (mark_min_matrix_escape_level): Ditto.
4855 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4856 (ssa_accessed_in_call_rhs): New
4857 (ssa_accessed_in_assign_rhs): New
4858 (record_access_alloc_site_info): Tuplify.
4859 (add_allocation_site): Ditto.
4860 (analyze_matrix_allocation_site): Ditto.
4861 (analyze_transpose): Ditto.
4862 (get_index_from_offset): Ditto.
4863 (update_type_size): Ditto.
4864 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4865 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4866 (analyze_accesses_for_phi_node): Tuplify.
4867 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4868 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4869 (analyze_matrix_accesses): Tuplify.
4870 (check_var_data): New call-back type for check_var_notmodified_p.
4871 (check_var_notmodified_p): Tuplify and use call-back struct to
4872 return statement found.
4873 (can_calculate_expr_before_stmt): Factor out statement related code
4875 (can_calculate_stmt_before_stmt): New.
4876 (check_allocation_function): Tuplify.
4877 (find_sites_in_func): Ditto.
4878 (record_all_accesses_in_func): Ditto.
4879 (transform_access_sites): Ditto.
4880 (transform_allocation_sites): Ditto.
4881 (matrix_reorg): Re-enable.
4882 (gate_matrix_reorg): Re-enable.
4884 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4886 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4887 for labels for which it hasn't been set yet. If it has been set,
4888 stop walking insns and continue with next worklist item.
4889 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4890 if the only BARRIER is at the very end of a function.
4892 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4894 * cfgexpand.c (expand_stack_alignment): Assert that
4895 stack_realign_drap and drap_rtx must match.
4897 * function.c (instantiate_new_reg): If DRAP is used to realign
4898 stack, replace virtual_incoming_args_rtx with internal arg
4901 2008-08-01 Richard Guenther <rguenther@suse.de>
4903 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4904 loop information only if we initialized it.
4905 (execute_pre): Call fini_pre with in_fre.
4906 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4907 if we do not unroll because we hit max-completely-peeled-insns.
4908 Use our estimation for consistency, do allow shrinking.
4910 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4913 with MIN_STACK_BOUNDARY.
4914 (ix86_update_stack_boundary): Likewise.
4915 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4918 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4919 (MIN_STACK_BOUNDARY): This.
4921 2008-08-01 Richard Guenther <rguenther@suse.de>
4924 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4926 2008-08-01 Richard Guenther <rguenther@suse.de>
4928 PR tree-optimization/36988
4929 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4930 do not matter if that doesn't change volatile qualification.
4932 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4934 * configure.ac: Do not generate libada-mk. Do not subst
4936 * libada-mk.in: Remove.
4937 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4938 * configure: Regenerate.
4940 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4942 * tree-pass.h: Added comment about not dumping passes with name
4943 starting with star in struct opt_pass.
4944 * passes.c (register_dump_files_1): Don't do dump for a pass with
4945 name starting with star.
4946 * doc/passes.texi (Pass manager): Mention pass names and special
4947 meaning of star prefix to avoid dump.
4949 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4951 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4953 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4954 (ISA_MIPS64R2): New macro.
4955 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4956 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4957 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4958 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4959 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4960 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4961 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4962 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4963 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4964 Move up to keep list alphabetically sorted.
4965 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4966 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4968 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4969 (-march=@var{arch}): Add mips64r2.
4971 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4973 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4975 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4977 * expr.c (expand_assignment): Check for complete type.
4979 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4982 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4984 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4985 for stack alignment.
4987 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4989 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4992 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4994 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4996 PR rtl-optimization/36419
4997 * dwarf2out.c (barrier_args_size): New variable.
4998 (compute_barrier_args_size, compute_barrier_args_size_1): New
5000 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5001 if not called yet in the current function, use barrier_args_size
5002 array to find the new args_size value.
5003 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5005 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5008 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5011 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5014 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5015 (dwarf2out_stack_adjust): Use it.
5016 (dwarf2out_frame_debug_expr): Likewise.
5018 2008-07-31 Richard Guenther <rguenther@suse.de>
5020 PR tree-optimization/36978
5021 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5022 the generated condition.
5024 2008-07-31 Richard Guenther <rguenther@suse.de>
5026 * passes.c (init_optimization_passes): Always call
5027 pass_early_warn_uninitialized.
5028 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5029 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5030 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5032 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5035 * builtins.c (maybe_emit_free_warning): New function.
5036 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5037 maybe_emit_free_warning for BUILT_IN_FREE.
5040 * dwarf2out.c (get_context_die): New function.
5041 (force_decl_die, force_type_die): Use it.
5042 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5043 returns NULL, force generation of DW_TAG_typedef and put that into
5046 PR preprocessor/36649
5047 * c-pch.c (c_common_read_pch): Save and restore
5048 line_table->trace_includes across PCH restore.
5050 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5053 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5055 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5058 * final.c (call_from_call_insn): Handle COND_EXEC.
5060 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5062 * builtins.c (std_gimplify_va_arg_expr): Replace
5063 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5064 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5066 2008-07-30 Joey Ye <joey.ye@intel.com>
5067 H.J. Lu <hongjiu.lu@intel.com>
5069 * builtins.c (expand_builtin_setjmp_receiver): Replace
5070 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5071 (expand_builtin_apply_args_1): Likewise.
5072 (expand_builtin_longjmp): Need DRAP for stack alignment.
5073 (expand_builtin_apply): Likewise.
5075 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5076 instead of assign_stack_local to allow alignment reduction.
5078 * calls.c (emit_call_1): Need DRAP for stack alignment if
5080 (expand_call): Replace virtual_incoming_args_rtx with
5081 crtl->args.internal_arg_pointer.
5082 * stmt.c (expand_nl_goto_receiver): Likewise.
5084 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5085 alignment and store to stack_alignment_estimated and
5086 max_used_stack_slot_alignment.
5087 (expand_one_var): Likewise.
5088 (expand_stack_alignment): New function.
5089 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5090 and stack_alignment_estimated fields in rtl_data. Call
5091 expand_stack_alignment at end.
5093 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5094 (MAX_STACK_ALIGNMENT): Likewise.
5095 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5096 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5098 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5099 stack alignment when generating virtual registers.
5101 * function.c (assign_stack_local): Renamed to ...
5102 (assign_stack_local_1): This. Add a parameter to indicate
5103 if it is OK to reduce alignment.
5104 (assign_stack_local): Use it.
5105 (instantiate_new_reg): Instantiate virtual incoming args rtx
5106 to vDRAP if stack realignment and DRAP is needed.
5107 (assign_parms): Collect parameter/return type alignment and
5108 contribute to stack_alignment_estimated.
5109 (locate_and_pad_parm): Likewise.
5110 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5111 with crtl->args.internal_arg_pointer.
5113 * function.h (rtl_data): Add new field drap_reg,
5114 max_used_stack_slot_alignment, stack_alignment_estimated,
5115 stack_realign_needed, need_drap, stack_realign_processed and
5116 stack_realign_finalized.
5117 (stack_realign_fp): New macro.
5118 (stack_realign_drap): Likewise.
5120 * global.c (compute_regsets): Frame pointer is needed when
5121 stack is realigned. Can eliminate frame pointer when stack is
5122 realigned and dynamic realigned argument pointer isn't used.
5124 * reload1.c (update_eliminables): Frame pointer is needed
5125 when stack is realigned.
5126 (init_elim_table): Can eliminate frame pointer when stack is
5127 realigned and dynamic realigned argument pointer isn't used.
5129 * rtl.h (assign_stack_local_1): Declare new funtion.
5131 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5132 (TARGET_GET_DRAP_RTX): Likewise.
5133 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5134 TARGET_GET_DRAP_RTX.
5136 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5138 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5139 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5141 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5142 H.J. Lu <hongjiu.lu@intel.com>
5144 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5145 vdrap_reg, stack_realign and drap_reg_saved.
5146 (add_cfi): Don't allow redefining CFA when DRAP is used.
5147 (reg_save): Handle stack alignment.
5148 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5149 alignment. Don't generate DWARF information for (set fp sp)
5151 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5153 (int_loc_descriptor): Move prototype forward. Also define if
5154 DWARF2_UNWIND_INFO is true.
5155 (output_cfa_loc): Handle DW_CFA_expression.
5156 (build_cfa_aligned_loc): New.
5157 (based_loc_descr): Update assert for stack realign. For local
5158 variables, use sp+offset when stack is aligned without drap and
5159 fp+offset when stack is aligned with drap. For arguments, use
5160 cfa+offset when drap is used to align stack.
5162 2008-07-30 Joey Ye <joey.ye@intel.com>
5163 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5167 (ix86_gen_andsp): New.
5168 (ix86_user_incoming_stack_boundary): Likewise.
5169 (ix86_default_incoming_stack_boundary): Likewise.
5170 (ix86_incoming_stack_boundary): Likewise.
5171 (ix86_can_eliminate): Likewise.
5172 (find_drap_reg): Likewise.
5173 (ix86_update_stack_boundary): Likewise.
5174 (ix86_get_drap_rtx): Likewise.
5175 (ix86_finalize_stack_realign_flags): Likewise.
5176 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5177 (TARGET_GET_DRAP_RTX): Likewise.
5178 (override_options): Overide option value for new options.
5179 (ix86_function_ok_for_sibcall): Remove check for
5180 force_align_arg_pointer.
5181 (ix86_handle_cconv_attribute): Likewise.
5182 (ix86_function_regparm): Likewise.
5183 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5184 (ix86_va_start): Replace virtual_incoming_args_rtx with
5185 crtl->args.internal_arg_pointer.
5186 (ix86_select_alt_pic_regnum): Check DRAP register.
5187 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5188 (ix86_compute_frame_layout): Compute frame layout wrt stack
5190 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5191 (ix86_expand_prologue): Decide if stack realignment is needed
5192 and generate prologue code accordingly.
5193 (ix86_expand_epilogue): Generate epilogue code wrt stack
5194 realignment is really needed or not.
5196 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5197 (ABI_STACK_BOUNDARY): Likewise.
5198 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5199 (STACK_REALIGN_DEFAULT): Likewise.
5200 (INCOMING_STACK_BOUNDARY): Likewise.
5201 (MAX_STACK_ALIGNMENT): Likewise.
5202 (ix86_incoming_stack_boundary): Likewise.
5203 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5204 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5205 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5206 (machine_function): Remove force_align_arg_pointer.
5208 * config/i386/i386.md (BX_REG): New.
5209 (R13_REG): Likewise.
5211 * config/i386/i386.opt (mforce_drap): New.
5212 (mincoming-stack-boundary): Likewise.
5213 (mstackrealign): Add Init(-1).
5215 * config/i386/i386-protos.h (ix86_can_eliminate): New
5217 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5219 * doc/extend.texi: Update force_align_arg_pointer.
5221 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5224 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5225 (INCOMING_STACK_BOUNDARY): Likewise.
5226 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5227 (TARGET_GET_DRAP_RTX): Likewise.
5229 2008-07-30 Andreas Schwab <schwab@suse.de>
5231 PR rtl-optimization/36929
5232 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5233 add_insn_before and fix argument order.
5234 (replace_inc_dec_mem): Handle NULL rtx.
5236 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5238 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5240 (arm_compute_initial_elimination_offset): Use it.
5241 (arm_compute_save_reg_mask): Include static chain save slot when
5242 calculating alignment.
5243 (arm_get_frame_offsets): Ditto.
5244 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5245 that we can use to decrement the stack when the stack decrement
5246 could be too big for an immediate value in a single insn.
5247 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5249 2008-07-30 Richard Guenther <rguenther@suse.de>
5251 PR tree-optimization/36967
5252 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5253 Release defs of statements we remove.
5255 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5257 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5258 instead of NULL_RTVEC.
5260 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5264 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5267 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5269 * final.c (call_from_call_insn): New.
5270 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5272 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5274 * configure.ac: Substitute ADA_CFLAGS.
5275 * configure: Regenerate.
5276 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5277 * Makefile.in: Remove mention of X_* variables.
5278 * config/pa/x-ada-hpux10: Remove.
5279 * config/pa/x-ada: Remove.
5281 * doc/fragments.texi: Update.
5283 2008-07-30 Olivier Hainque <hainque@adacore.com>
5285 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5286 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5287 __dso_handle explicitly here.
5289 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5292 * c-typeck.c (build_binary_op): Encapsulate code into...
5293 * c-common.c (shorten_binary_op): ...this new function.
5294 (conversion_warning): Use the new function. Handle non-negative
5295 constant in bitwise-and.
5296 * c-common.h (shorten_binary_op): Declare.
5298 2008-07-30 Olivier Hainque <hainque@adacore.com>
5300 * scan.c (make_sstring_space): Add explicit conversions of
5301 allocator's return value.
5302 * fix-header.c (recognized_function): Likewise.
5304 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5306 * doc/cpp.texi: Update to GFDL 1.2.
5307 * doc/gcc.texi: Do not list GPL as Invariant Section.
5308 * doc/gccint.texi: Likewise. Update copyright years.
5309 * doc/install.texi: Update copyright years.
5311 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5314 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5315 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5317 2008-07-29 Jan Hubicka <jh@suse.cz>
5319 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5320 (grokdeclarator): Likewise.
5321 * langhooks.c (lhd_warn_unused_global_decl): Use
5322 DECL_DECLARED_INLINE_P.
5323 * print-tree.c (print_node): Remove DECL_INLINE check.
5325 2008-07-29 Richard Guenther <rguenther@suse.de>
5327 PR tree-optimization/36945
5328 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5330 Record invariant addresses un-decomposed.
5331 (copy_reference_ops_from_call): Record reference call
5332 arguments properly. Simplify.
5333 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5334 helper split out from ...
5335 (create_component_ref_by_pieces): ... here. Simplify.
5336 Prepare for recursive invocation for call arguments.
5337 (create_expression_by_pieces): Adjust call to
5338 create_component_ref_by_pieces.
5339 (compute_avail): Process operand 2 of reference ops.
5341 2008-07-29 Richard Guenther <rguenther@suse.de>
5343 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5345 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5347 * c-format.c (check_format_types): Revert unwanted checkin.
5349 2008-07-29 Jan Hubicka <jh@suse.cz>
5351 * flags.h (flag_really_no_inline): Remove.
5352 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5353 * toplev.c (flag_really_no_inline): Remove.
5354 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5355 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5356 (cgraph_decide_inlining_incrementally): Likewise.
5357 (compute_inline_parameters): Likewise.
5358 * opts.c (decode_options): Simplify.
5359 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5360 * common.opt (finline): Initialize to 1.
5361 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5363 2008-07-29 Jan Hubicka <jh@suse.cz>
5365 * predict.c (always_optimize_for_size_p): New function.
5366 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5367 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5368 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5370 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5371 * function.c (prepare_function_start): Set default profile.
5372 * function.h (rtl_data): Add maybe_hot_insn_p.
5373 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5374 (construct_exit_block): Likewise.
5375 (tree_expand_cfg): Likewise.
5377 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5378 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5379 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5380 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5383 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5386 * c-decl.c (merge_decls): Merge USED flags.
5388 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5390 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5391 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5392 next_stack, lab_false and lab_over trees.
5394 2008-07-28 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/36957
5397 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5398 (useless_type_conversion_p): Remove.
5399 (types_compatible_p): Remove.
5400 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5401 (useless_type_conversion_p): Declare.
5402 (types_compatible_p): Declare.
5403 (gimple_expr_type): Return the base type only if it is
5404 trivially convertible to the subtype.
5406 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5408 * configure.ac: Use the m4_do macro to concatenate the warnings into
5409 one string in ACX_PROG_CC_WARNING_OPTS,
5410 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5411 * configure: Regenerate.
5413 2008-07-28 Richard Guenther <rguenther@suse.de>
5415 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5416 (insert_fake_stores): Remove.
5417 (realify_fake_stores): Likewise.
5418 (execute_pre): Remove dead code.
5419 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5420 (find_func_aliases): Deal with it here instead.
5421 Re-enable gcc_unreachable call.
5423 2008-07-28 Richard Guenther <rguenther@suse.de>
5425 Merge from gimple-tuples-branch.
5427 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5428 * gimple.def: New file.
5429 * gsstruct.def: Likewise.
5430 * gimple-iterator.c: Likewise.
5431 * gimple-pretty-print.c: Likewise.
5432 * tree-gimple.c: Removed. Merged into ...
5433 * gimple.c: ... here. New file.
5434 * tree-gimple.h: Removed. Merged into ...
5435 * gimple.h: ... here. New file.
5437 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5438 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5439 --enable-checking=gimple flag.
5440 * config.in: Likewise.
5441 * configure: Regenerated.
5443 * tree-ssa-operands.h: Tuplified.
5444 * tree-vrp.c: Likewise.
5445 * tree-loop-linear.c: Likewise.
5446 * tree-into-ssa.c: Likewise.
5447 * tree-ssa-loop-im.c: Likewise.
5448 * tree-dump.c: Likewise.
5449 * tree-complex.c: Likewise.
5450 * cgraphbuild.c: Likewise.
5451 * tree-ssa-threadupdate.c: Likewise.
5452 * tree-ssa-loop-niter.c: Likewise.
5453 * tree-pretty-print.c: Likewise.
5454 * tracer.c: Likewise.
5455 * gengtype.c: Likewise.
5456 * tree-loop-distribution.c: Likewise.
5457 * tree-ssa-loop-unswitch.c: Likewise.
5458 * cgraph.c: Likewise.
5459 * cgraph.h: Likewise.
5460 * tree-ssa-loop-manip.c: Likewise.
5461 * value-prof.c: Likewise.
5462 * tree-ssa-loop-ch.c: Likewise.
5463 * tree-tailcall.c: Likewise.
5464 * value-prof.h: Likewise.
5467 * tree-pass.h: Likewise.
5468 * ipa-cp.c: Likewise.
5469 * tree-scalar-evolution.c: Likewise.
5470 * tree-scalar-evolution.h: Likewise.
5471 * target.h: Likewise.
5472 * lambda-mat.c: Likewise.
5473 * tree-phinodes.c: Likewise.
5474 * diagnostic.h: Likewise.
5475 * builtins.c: Likewise.
5476 * tree-ssa-alias-warnings.c: Likewise.
5477 * cfghooks.c: Likewise.
5478 * fold-const.c: Likewise.
5479 * cfghooks.h: Likewise.
5480 * omp-low.c: Likewise.
5481 * tree-ssa-dse.c: Likewise.
5482 * ipa-reference.c: Likewise.
5483 * tree-ssa-uncprop.c: Likewise.
5484 * toplev.c: Likewise.
5485 * tree-gimple.c: Likewise.
5486 * tree-gimple.h: Likewise.
5487 * tree-chrec.c: Likewise.
5488 * tree-chrec.h: Likewise.
5489 * tree-ssa-sccvn.c: Likewise.
5490 * tree-ssa-sccvn.h: Likewise.
5491 * cgraphunit.c: Likewise.
5492 * tree-ssa-copyrename.c: Likewise.
5493 * tree-ssa-ccp.c: Likewise.
5494 * tree-ssa-loop-ivopts.c: Likewise.
5495 * tree-nomudflap.c: Likewise.
5496 * tree-call-cdce.c: Likewise.
5497 * ipa-pure-const.c: Likewise.
5498 * c-format.c: Likewise.
5499 * tree-stdarg.c: Likewise.
5500 * tree-ssa-math-opts.c: Likewise.
5501 * tree-ssa-dom.c: Likewise.
5502 * tree-nrv.c: Likewise.
5503 * tree-ssa-propagate.c: Likewise.
5504 * ipa-utils.c: Likewise.
5505 * tree-ssa-propagate.h: Likewise.
5506 * tree-ssa-alias.c: Likewise.
5507 * gimple-low.c: Likewise.
5508 * tree-ssa-sink.c: Likewise.
5509 * ipa-inline.c: Likewise.
5510 * c-semantics.c: Likewise.
5511 * dwarf2out.c: Likewise.
5513 * tree-ssa-loop-ivcanon.c: Likewise.
5514 * predict.c: Likewise.
5515 * tree-ssa-loop.c: Likewise.
5516 * tree-parloops.c: Likewise.
5517 * tree-ssa-address.c: Likewise.
5518 * tree-ssa-ifcombine.c: Likewise.
5519 * matrix-reorg.c: Likewise.
5520 * c-decl.c: Likewise.
5521 * tree-eh.c: Likewise.
5522 * c-pretty-print.c: Likewise.
5523 * lambda-trans.c: Likewise.
5524 * function.c: Likewise.
5525 * langhooks.c: Likewise.
5526 * ebitmap.h: Likewise.
5527 * tree-vectorizer.c: Likewise.
5528 * function.h: Likewise.
5529 * langhooks.h: Likewise.
5530 * tree-vectorizer.h: Likewise.
5531 * ipa-type-escape.c: Likewise.
5532 * ipa-type-escape.h: Likewise.
5533 * domwalk.c: Likewise.
5534 * tree-if-conv.c: Likewise.
5535 * profile.c: Likewise.
5536 * domwalk.h: Likewise.
5537 * tree-data-ref.c: Likewise.
5538 * tree-data-ref.h: Likewise.
5539 * tree-flow-inline.h: Likewise.
5540 * tree-affine.c: Likewise.
5541 * tree-vect-analyze.c: Likewise.
5542 * c-typeck.c: Likewise.
5543 * gimplify.c: Likewise.
5544 * coretypes.h: Likewise.
5545 * tree-ssa-phiopt.c: Likewise.
5546 * calls.c: Likewise.
5547 * tree-ssa-coalesce.c: Likewise.
5548 * tree.def: Likewise.
5549 * tree-dfa.c: Likewise.
5550 * except.c: Likewise.
5551 * except.h: Likewise.
5552 * cfgexpand.c: Likewise.
5553 * tree-cfgcleanup.c: Likewise.
5554 * tree-ssa-pre.c: Likewise.
5555 * tree-ssa-live.c: Likewise.
5556 * tree-sra.c: Likewise.
5557 * tree-ssa-live.h: Likewise.
5558 * tree-predcom.c: Likewise.
5559 * lambda.h: Likewise.
5560 * tree-mudflap.c: Likewise.
5561 * ipa-prop.c: Likewise.
5562 * print-tree.c: Likewise.
5563 * tree-ssa-copy.c: Likewise.
5564 * ipa-prop.h: Likewise.
5565 * tree-ssa-forwprop.c: Likewise.
5566 * ggc-page.c: Likewise.
5567 * c-omp.c: Likewise.
5568 * tree-ssa-dce.c: Likewise.
5569 * tree-vect-patterns.c: Likewise.
5570 * tree-ssa-ter.c: Likewise.
5571 * tree-nested.c: Likewise.
5572 * tree-ssa.c: Likewise.
5573 * lambda-code.c: Likewise.
5574 * tree-ssa-loop-prefetch.c: Likewise.
5575 * tree-inline.c: Likewise.
5576 * tree-inline.h: Likewise.
5577 * tree-iterator.c: Likewise.
5578 * tree-optimize.c: Likewise.
5579 * tree-ssa-phiprop.c: Likewise.
5580 * tree-vect-transform.c: Likewise.
5581 * tree-object-size.c: Likewise.
5582 * tree-outof-ssa.c: Likewise.
5583 * cfgloop.c: Likewise.
5584 * system.h: Likewise.
5585 * tree-profile.c: Likewise.
5586 * cfgloop.h: Likewise.
5587 * c-gimplify.c: Likewise.
5588 * c-common.c: Likewise.
5589 * tree-vect-generic.c: Likewise.
5590 * tree-flow.h: Likewise.
5591 * c-common.h: Likewise.
5592 * basic-block.h: Likewise.
5593 * tree-ssa-structalias.c: Likewise.
5594 * tree-switch-conversion.c: Likewise.
5595 * tree-ssa-structalias.h: Likewise.
5596 * tree-cfg.c: Likewise.
5597 * passes.c: Likewise.
5598 * ipa-struct-reorg.c: Likewise.
5599 * ipa-struct-reorg.h: Likewise.
5600 * tree-ssa-reassoc.c: Likewise.
5601 * cfgrtl.c: Likewise.
5602 * varpool.c: Likewise.
5604 * tree-ssanames.c: Likewise.
5605 * tree-ssa-threadedge.c: Likewise.
5606 * langhooks-def.h: Likewise.
5607 * tree-ssa-operands.c: Likewise.
5608 * config/alpha/alpha.c: Likewise.
5609 * config/frv/frv.c: Likewise.
5610 * config/s390/s390.c: Likewise.
5611 * config/m32c/m32c.c: Likewise.
5612 * config/m32c/m32c-protos.h: Likewise.
5613 * config/spu/spu.c: Likewise.
5614 * config/sparc/sparc.c: Likewise.
5615 * config/i386/i386.c: Likewise.
5616 * config/sh/sh.c: Likewise.
5617 * config/xtensa/xtensa.c: Likewise.
5618 * config/stormy16/stormy16.c: Likewise.
5619 * config/ia64/ia64.c: Likewise.
5620 * config/rs6000/rs6000.c: Likewise.
5621 * config/pa/pa.c: Likewise.
5622 * config/mips/mips.c: Likewise.
5624 2008-07-28 Simon Baldwin <simonb@google.com>
5626 * c-pragma.c (handle_pragma_message): New function.
5627 (init_pragma): Register handle_pragma_message.
5628 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5631 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5633 PR tree-optimization/35252
5634 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5635 REALPART_EXPR to be considered as same load operation.
5637 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5639 PR tree-optimization/36830
5640 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5641 (expressions_equal_p): Return false if only one operand is null.
5643 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5645 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5646 version requirements.
5648 2008-07-26 Olivier Hainque <hainque@adacore.com>
5650 * collect2.c (symkind): New enum. Symbol kinds we care about.
5651 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5652 code and head comment accordingly.
5653 (scan_prog_file): Use symkind names instead of bare integers.
5655 2008-07-25 Jan Hubicka <jh@suse.cz>
5657 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5659 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5660 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5661 * dojump.c (clear_pending_stack_adjust): Likewise.
5662 * print-tree.c (print_node): Ignore DECL_INLINE.
5663 * tree-inline.c (inlinable_function_p): Likewise.
5665 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5667 * doc/extend.texi (hot attribute): Document that the hot attribute
5668 turns on -O3 for some ports.
5669 (cold attribute): Document that the cold attribute turns on -Os
5672 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5673 reflect function specific option support.
5675 * target.h (struct target_option_hooks): Add fields to say whether
5676 the cold attribute implies -Os and the hot attribute implies -O3.
5678 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5679 By default, do not turn on -Os for cold functions.
5680 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5681 not turn on -O3 for hot functions.
5683 * c-common.c (handle_hot_attribute): Use target hook to determine
5684 if hot functions should enable -O3.
5685 (handle_cold_attribute): Use target hook to determine if cold
5686 functions should enable -Os.
5688 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5689 (override_options): Move disable scheduling to
5690 optimization_options.
5691 (optimization_options): Disable scheduling here, not
5693 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5694 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5696 * config/ia64/ia64.c (ia64_override_options): Move setting
5697 scheduling flags to ia64_optimization_options.
5698 (ia64_optimization_options): Disable scheduling options here, and
5699 not in ia64_override_options.
5700 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5701 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5703 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5706 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5708 2008-07-25 Martin Jambor <mjambor@suse.cz>
5710 PR tree-optimization/36926
5711 * ipa-prop.c (ipa_analyze_call_uses): Call
5712 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5714 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5716 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5717 movv2si_internal): Add mem = reg alternative.
5719 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5722 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5723 DEFAULT_PCC_STRUCT_RETURN to 127.
5725 2008-07-24 Jan Hubicka <jh@suse.cz>
5727 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5728 (build_cgraph_edges): Likewise.
5729 * cgraph.c (cgraph_node): Do not update assembler hash.
5730 (cgraph_remove_node): Drop non-unit-at-a-time code.
5731 * tree-pass.h (pass_O0_always_inline): Remove.
5732 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5733 * toplev.c (process_options): Flag unit-at-a-time does not imply
5735 * cgraphunit.c: Update comments.
5736 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5737 (cgraph_assemble_pending_functions): Remove.
5738 (cgraph_reset_node): Drop non-unit-at-a-time code.
5739 (cgraph_finalize_function): Likewise.
5740 (cgraph_analyze_function): Likewise.
5741 (cgraph_finalize_compilation_unit): Likewise.
5742 (cgraph_expand_function): Likewise.
5743 (cgraph_optimize): Likesise.
5744 (save_inline_function_body): Likewise.
5745 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5746 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5747 * ipa-inline.c: Update comments.
5748 (enum inlining_mode): remove INLINE_SPEED.
5749 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5750 (cgraph_mark_inline_edge): Likewise.
5751 (try_inline): Likewise.
5752 (cgraph_decide_inlining_incrementally): Likewise.
5753 (cgraph_gate_inlining): Remove.
5754 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5755 (cgraph_gate_early_inlining): Likewise.
5756 (gate_inline_passes): Remove.
5757 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5758 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5759 pass_O0_always_inline): Remove.
5760 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5761 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5762 * opts.c (no_unit_at_a_time_default): Remove.
5763 (decode_options): Remove flag_unit_at_a_time reset and warning.
5764 * opts.h (no_unit_at_a_time_default): Remove.
5765 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5766 early in GNU dialect.
5767 (merge_decls): Update comment; drop unit-at-a-time check.
5768 (finish_decl): Likewise.
5769 (grok_declaration): Remove flag_inline_trees code.
5770 (finish_functions): Return on function returning non-void on all
5772 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5773 * cfgexpand.c (expand_one_static_var): Remove.
5774 (expand_one_var): Remove expand_one_static_var call.
5775 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5776 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5777 and flag_unit_at_a-time compatibility checks.
5778 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5779 * tree-inline.c (flag_inline_trees): Remove.
5780 (inlinable_function_p): Don't check it.
5781 (expand_call_inline): Remove non-unit-at-a-time code.
5782 * tree-inline.h (flag_inline_trees): Remove.
5783 * tree-optimize.c (execute_early_local_optimizations): Remove
5784 unit-at-a-time checks.
5785 (tree_rest_of_compilation): Likewise.
5786 * combine.c (setup_incoming_promotions): Likewise.
5787 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5788 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5789 * passes.c (pass_inline_parameters): Update comments; remove
5790 O0_alwaysinline pass.
5791 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5792 (execute_one_pass): Likewise.
5793 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5794 (ix86_function_sseregparm): Likewise.
5795 * arm.c (arm_function_in_section_p): Likewise.
5796 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5797 * varpool.c: Update comments.
5798 (decide_is_variable_needed): Remove unit-at-a-time checks.
5799 (varpool_finalize_decl): Likewise.
5801 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5803 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5805 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5807 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5809 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5810 imp symbol extension.
5812 2008-07-23 Ian Lance Taylor <iant@google.com>
5814 * tree-vrp.c (infer_value_range): Ignore asm statements when
5815 looking for memory accesses for -fdelete-null-pointer-checks.
5817 2008-07-24 Ben Elliston <bje@au.ibm.com>
5819 * config/spu/spu-c.c (__vector_keyword): New variable.
5820 (vector_keyword): Likewise.
5821 (spu_categorize_keyword): New function.
5822 (spu_macro_to_expand): Likewise.
5823 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5824 compiling an ISO C dialect.
5826 2008-07-24 Ben Elliston <bje@au.ibm.com>
5828 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5831 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5833 * configure: Regenerate.
5834 * configure.ac: Require texinfo 4.7.
5835 * doc/install.texi: Document texinfo 4.7 requirement.
5837 2008-07-23 Martin Jambor <mjambor@suse.cz>
5839 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5840 rather than for DECL_SAVED_TREE.
5841 * ipa-prop.c: Include diagnostic.h.
5842 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5844 (ipa_detect_param_modifications): Function rewritten from scratch.
5845 (ipa_compute_jump_functions): Changed accesses to modification flags.
5846 (ipa_free_node_params_substructures): Update flags destruction.
5847 (ipa_node_duplication_hook): Update flags duplication.
5848 (ipa_print_all_params_modified): Updated flag access.
5849 * ipa-prop.h (struct ipa_param_flags): New structure.
5850 (struct ipa_node_params): New field modification_analysis_done,
5851 modified_flags changed into param_flags.
5852 (ipa_is_ith_param_modified): Changed to use new flags.
5853 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5855 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5856 ipa-cp.c and split into two functions.
5857 (ipa_print_node_jump_functions): New function.
5858 (compute_scalar_jump_functions): New function.
5859 (type_like_member_ptr_p): New function.
5860 (compute_pass_through_member_ptrs): New function.
5861 (fill_member_ptr_cst_jump_function): New function.
5862 (determine_cst_member_ptr): New function.
5863 (compute_cst_member_ptr_arguments): New function.
5864 (ipa_compute_jump_functions): Complete rewrite.
5865 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5866 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5867 (struct ipa_member_ptr_cst): New structure.
5868 (union jump_func_value): New field member_cst.
5869 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5870 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5871 jump function types.
5872 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5873 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5874 instead of ipcp_print_all_jump_functions.
5875 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5876 only for replacable scalars.
5878 * doc/invoke.texi (Optimize options): Add description of
5879 -findirect-inlining.
5880 * common.opt (flag_indirect_inlining): New flag.
5881 * opts.c (decode_options): Set flag_indirect_inlining when
5884 * ipa-inline.c: Include ipa-prop.h.
5885 (inline_indirect_intraprocedural_analysis): New function.
5886 (inline_generate_summary): Allocate parameter and argument info
5887 structures, call inline_indirect_intraprocedural_analysis on each
5888 node when doing indirect inlining and deallocate indirect inlining
5889 data structures in the end.
5890 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5891 (free_all_ipa_structures_after_iinln): New function.
5892 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5894 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5896 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5897 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5898 of computing the frequency separately.
5899 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5900 of computing the frequency separately.
5901 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5902 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5903 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5904 (ipa_get_stmt_member_ptr_load_param): New function.
5905 (ipa_is_ssa_with_stmt_def): New function.
5906 (ipa_note_param_call): New function.
5907 (ipa_analyze_call_uses): New function.
5908 (ipa_analyze_stmt_uses): New function.
5909 (ipa_analyze_params_uses): New function.
5910 (ipa_free_node_params_substructures): Also free the param_calls linked
5912 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5913 (ipa_print_node_param_flags): New function.
5914 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5915 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5916 * ipa-prop.h (struct ipa_param_flags): New field called.
5917 (struct ipa_param_call_note): New structure.
5918 (struct ipa_node_params): New fields param_calls and
5920 (ipa_is_ith_param_called): New function.
5921 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5922 ipa_analyze_params_uses and dump parameter flags.
5924 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5925 ipa_propagate_indirect_call_infos if performing indirect inlining,
5926 pass a new parameter new_edges to it.
5927 (add_new_edges_to_heap): New fucntion.
5928 (cgraph_decide_inlining_of_small_functions): New vector
5929 new_indirect_edges for newly found indirect edges , call
5930 ipa_propagate_indirect_call_infos after inlining.
5931 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5932 inlining if performing indirect inlining. Call
5933 free_all_ipa_structures_after_iinln when doing so too.
5934 (inline_generate_summary): Do not call
5935 free_all_ipa_structures_after_iinln here.
5936 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5937 (print_edge_addition_message): New function.
5938 (update_call_notes_after_inlining): New function.
5939 (propagate_info_to_inlined_callees): New function.
5940 (ipa_propagate_indirect_call_infos): New function.
5941 * ipa-prop.h: Include cgraph.h
5942 (struct ipa_param_call_note): Fields reordered, new field processed.
5943 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5945 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5946 rediscovered call statements.
5947 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5948 (dump_cgraph_node): Dump also the indirect_call flag.
5949 (cgraph_clone_edge): Copy also the indirect_call flag.
5950 * tree-inline.c (copy_bb): Do not check for fndecls from call
5951 expressions, check for edge availability when moving clones.
5952 (get_indirect_callee_fndecl): New function.
5953 (expand_call_inline): If callee declaration is not apprent from
5954 the statement, try calling get_indirect_callee_fndecl. Do not
5955 issue warnings or call sorry when not inlinings an indirect edge.
5956 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5958 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5959 bit more frandly to matching.
5960 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5961 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5962 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5964 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5967 * opth-gen.awk: Suppress function specific features when building
5969 * optc-gen.awk: Ditto.
5971 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5974 * diagnostic.c (pedwarn): Add opt parameter.
5976 * c-tree.h (pedwarn_init): Add opt parameter.
5977 (pedwarn_c90): Likewise.
5978 (pedwarn_c99): Likewise.
5979 * c-errors.c (pedwarn_c99): Likewise.
5980 (pedwarn_c90): Likewise.
5981 * toplev.h (pedwarn): Update declaration.
5982 (pedwarn0): Declare.
5983 * c-lex.c: All calls to pedwarn changed.
5984 * builtins.c: All calls to pedwarn changed.
5985 * toplev.c: All calls to pedwarn changed.
5986 * c-decl.c: All calls to pedwarn changed.
5987 * c-typeck.c: All calls to pedwarn changed.
5988 * c-common.c: All calls to pedwarn changed.
5989 * c-parser.c: All calls to pedwarn changed.
5991 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5992 Karthik Kumar <karthikkumar@gmail.com>
5994 * attribs.c (file scope): Include c-common.h.
5995 (decl_attributes): Add support for #pragma GCC optimize and
5998 * targhooks.c (default_can_inline_p): New function that is the
5999 default for the TARGET_CAN_INLINE_P target hook.
6001 * targhooks.h (default_can_inline_p): Add declaration.
6003 * tree.c (cl_optimization_node): New static tree for building
6004 OPTIMIZATION_NODE tree.
6005 (cl_target_option_node): New static tree for building
6006 TARGET_OPTION_NODE tree.
6007 (cl_option_hash_table): New hash table for hashing
6008 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6009 (cl_option_hash_hash): New function to provide the hash value for
6010 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6011 (cl_option_hash_eq): New function to provide an equality test for
6012 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6013 (tree_code_size): Add support for OPTIMIZATION_NODE and
6014 TARGET_OPTION_NODE trees.
6015 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6016 TARGET_OPTION_NODE trees.
6017 (build_optimization_node): Build a tree that has all of the
6018 current optimization options.
6019 (build_target_option_node): Build a tree that has the target
6020 options that might be changed on a per function basis.
6022 * tree.h (file scope): Include options.h.
6023 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6024 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6025 (TREE_OPTIMIZATION): Ditto.
6026 (TREE_TARGET_SPECIFIC): Ditto.
6027 (struct tree_function_decl): Add fields for remembering the
6028 current optimization options and target specific options.
6029 (struct tree_optimization_option): New tree variant that remembers
6030 the optimization options.
6031 (struct tree_target_option): New tree variant that remembers the
6032 target specific flags that might change for compiling a particular
6034 (union tree_node): Include tree_optimization_option and
6035 tree_target_option fields.
6036 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6037 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6038 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6039 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6040 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6041 optimization and target options.
6042 (optimization_default_node): New macro to refer to global_trees
6044 (optimization_current_node): Ditto.
6045 (optimization_cold_node): Ditto.
6046 (optimization_hot_node): Ditto.
6047 (target_option_default_node): Ditto.
6048 (target_option_current_node): Ditto.
6049 (current_option_pragma): Ditto.
6050 (current_optimize_pragma): Ditto.
6052 * target.h (struct gcc_target): Add valid_option_attribute_p,
6053 target_option_save, target_option_restore, target_option_print,
6054 target_option_pragma_parse, and can_inline_p hooks.
6056 * toplev.h (parse_optimize_options): Add declaration.
6057 (fast_math_flags_struct_set_p): Ditto.
6059 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6060 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6063 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6064 tree_can_inline_p hook to see if one function can inline another.
6065 (cgraph_decide_inlining): Ditto.
6066 (cgraph_decide_inlining_incrementally): Ditto.
6068 * opts.c (decode_options): Add support for running multiple times
6069 to allow functions with different target or optimization options
6070 than was specified on the command line.
6071 (fast_math_flags_struct_set_p): New function that is similar to
6072 fast_math_flags_set_p, except it uses the values in the
6073 cl_optimization structure instead of global variables.
6075 * optc-gen.awk: Add support for TargetSave to allow a back end to
6076 declare new fields that need to be saved when using function
6077 specific options. Include flags.h and target.h in the options.c
6078 source. Add support for Save to indicate which options can be set
6079 for individual functions. Generate cl_optimize_save,
6080 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6081 cl_target_option_restore, cl_target_option_print functions to
6082 allow functions to use different optimization or target options.
6084 * opt-functions.awk (var_type_struct): Return the type used for
6085 storing the field in a structure.
6087 * opth-gen.awk: Add support for TargetSave to allow a back end to
6088 declare new fields that need to be saved when using function
6089 specific options. Add support for Save to indicate which options
6090 can be set for individual functions. Only generate one extern for
6091 Mask fields. Generate cl_optimization and cl_target_option
6092 structures to remember optimization and target options.
6094 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6095 collecting new tree nodes.
6096 (TS_TARGET_OPTION): Ditto.
6098 * c-decl.c (merge_decls): Merge function specific target and
6099 optimization options.
6101 * function.c (invoke_set_current_function_hook): If the function
6102 uses different optimization options, change the global variables
6105 * coretypes.h (struct cl_optimization): Add forward reference.
6106 (struct cl_target_option): Ditto.
6108 * c-pragma.c (option_stack): New static vector to remember the
6109 current #pragma GCC option stack.
6110 (handle_pragma_option): New function to support #pragma GCC option
6111 to change target options.
6112 (optimize_stack): New static vector to remember the current
6113 #pragma GCC optimize stack.
6114 (handle_pragma_optimize): New function to support #pragma GCC
6115 optimize to change optimization options.
6116 (init_pragma): Add support for #pragma GCC optimize and #pragma
6119 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6120 optimization options.
6121 (TARGET_OPTION_NODE): New tree code for remembering certain target
6124 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6125 TARGET_OPTION_NODE trees.
6127 * common.opt (-O): Add Optimization flag.
6129 (-fmath-errno): Ditto.
6130 (-falign-functions): Add UInteger flag to make sure flag gets full
6131 int in cl_optimization structure.
6132 (-falign-jumps): Ditto.
6133 (-falign-labels): Ditto.
6134 (-falign-loops): Ditto.
6135 (-fsched-stalled-insns): Ditto.
6136 (-fsched-stalled-insns-dep): Ditto.
6138 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6140 (TARGET_OPTION_SAVE): Ditto.
6141 (TARGET_OPTION_RESTORE): Ditto.
6142 (TARGET_OPTION_PRINT): Ditto.
6143 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6144 (TARGET_CAN_INLINE_P): Ditto.
6145 (TARGET_INITIALIZER): Add new hooks.
6147 * tree-inline.c (tree_can_inline_p): New function to determine
6148 whether one function can inline another. Check if the functions
6149 use compatible optimization options, and also call the backend
6152 * tree-inline.h (tree_can_inline_p): Add declaration.
6154 * c-common.c (c_common_attribute): Add support for option and
6155 optimize attributes.
6156 (handle_option_attribute): Add support for the option attribute to
6157 allow the user to specify different target options for compiling a
6159 (handle_optimize_attribute): Add support for the optimize
6160 attribute to allow the user to specify different optimization
6161 options for compiling a specific function.
6162 (handle_hot_attribute): Turn on -O3 optimization for this one
6163 function if it isn't the default optimization level.
6164 (handle_cold_attribute): Turn on -Os optimization for this one
6165 function if it insn't the default optimization.
6166 (const_char_p): New const char * typedef.
6167 (optimize_args): New static vector to remember the optimization
6169 (parse_optimize_options): New function to set up the optimization
6170 arguments from either the optimize attribute or #pragma GCC optimize.
6172 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6173 (builtin_define_std): Ditto.
6175 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6176 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6177 (x86_64-*-*): Ditto.
6179 * Makefile.in (TREE_H): Add options.h.
6180 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6182 * doc/extend.texi (option attribute): Document new attribute.
6183 (optimize attribute): Ditto.
6184 (hot attribute): Document hot attribute sets -O3.
6185 (cold attribute): Document cold attribute sets -Os.
6186 (#pragma GCC option): Document new pragma.
6187 (#pragma GCC optimize): Ditto.
6189 * doc/options.texi (TargetSave): Document TargetSave syntax.
6190 (UInteger): Document UInteger must be used for certain flags.
6191 (Save): Document Save option to create target specific options
6192 that can be saved/restored on a function specific context.
6194 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6195 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6197 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6198 (TARGET_OPTION_SAVE): Ditto.
6199 (TARGET_OPTION_RESTORE): Ditto.
6200 (TARGET_OPTION_PRINT): Ditto.
6201 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6202 (TARGET_CAN_INLINE_P): Ditto.
6204 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6206 (-mfpmath=both): Ditto.
6208 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6209 Karthik Kumar <karthikkumar@gmail.com>
6211 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6212 (TARGET_POPCNT): Ditto.
6213 (TARGET_SAHF): Ditto.
6214 (TARGET_AES): Ditto.
6215 (TARGET_PCLMUL): Ditto.
6216 (TARGET_CMPXCHG16B): Ditto.
6217 (TARGET_RECIP): Move switch into target_flags.
6218 (TARGET_FUSED_MADD): Ditto.
6219 (ix86_arch_features): Make an unsigned char type.
6220 (ix86_tune_features): Ditto.
6221 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6222 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6223 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6225 * config/i386/i386.opt (arch): New TargetSave field to define
6226 fields that need to be saved for function specific option support.
6229 (branch_cost): Ditto.
6230 (ix86_isa_flags_explicit): Ditto.
6231 (tune_defaulted): Ditto.
6232 (arch_specified): Ditto.
6233 (-m128-long-double): Add Save flag to save option for target
6234 specific option support.
6236 (-maccumulate-outgoing-args): Ditto.
6237 (-malign-double): Ditto.
6238 (-malign-stringops): Ditto.
6239 (-mfancy-math-387): Ditto.
6240 (-mhard-float): Ditto.
6242 (-minline-all-stringops): Ditto.
6243 (-minline-stringops-dynamically): Ditto.
6244 (-mms-bitfields): Ditto.
6245 (-mno-align-stringops): Ditto.
6246 (-mno-fancy-math-387): Ditto.
6247 (-mno-push-args): Ditto.
6248 (-mno-red-zone): Ditto.
6249 (-mpush-args): Ditto.
6250 (-mred-zone): Ditto.
6252 (-msseregparm): Ditto.
6253 (-mstack-arg-probe): Ditto.
6268 (-mrecip): Move flag into target_flags.
6270 (-mno-fused-madd): Ditto.
6271 (-mfused-madd): Ditto.
6272 (-mabm): Move flag into ix86_isa_flags.
6279 * config/i386/i386-c.c: New file for #pragma support.
6280 (ix86_target_macros_internal): New function to #define or #undef
6281 target macros based when the user uses the #pragma GCC option to
6282 change target options.
6283 (ix86_pragma_option_parse): New function to add #pragma GCC option
6285 (ix86_target_macros): Move defining the target macros here from
6286 TARGET_CPU_CPP_BUILTINS in i386.h.
6287 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6288 defined, initialize any subtarget #pragmas.
6290 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6291 REGISTER_TARGET_PRAGMAS.
6293 * config/i386/t-i386: New file for x86 dependencies.
6294 (i386.o): Make dependencies mirror the include files used.
6295 (i386-c.o): New file, add dependencies.
6297 * config/i386/i386-protos.h (override_options): Add bool argument.
6298 (ix86_valid_option_attribute_tree): Add declaration.
6299 (ix86_target_macros): Ditto.
6300 (ix86_register_macros): Ditto.
6302 * config/i386/i386.c (ix86_tune_features): Move initialization of
6303 the target masks to initial_ix86_tune_features to allow functions
6304 to have different target options. Make type unsigned char,
6305 instead of unsigned int.
6306 (initial_ix86_tune_features): New static vector to hold processor
6307 masks for the tune variables.
6308 (ix86_arch_features): Move initialization of the target masks to
6309 initial_ix86_arch_features to allow functions to have different
6310 target options. Make type unsigned char, instead of unsigned int.
6311 (initial_ix86_arch_features): New static vector to hold processor
6312 masks for the arch variables.
6313 (enum ix86_function_specific_strings): New enum to describe the
6314 string options used for attribute((option(...))).
6315 (ix86_target_string): New function to return a string that
6316 describes the target options.
6317 (ix86_debug_options): New function to print the current options in
6319 (ix86_function_specific_save): New function hook to save the
6320 function specific global variables in the cl_target_option structure.
6321 (ix86_function_specific_restore): New function hook to restore the
6322 function specific variables from the cl_target_option structure to
6323 the global variables.
6324 (ix86_function_specific_print): New function hook to print the
6325 target specific options in the cl_target_option structure.
6326 (ix86_valid_option_attribute_p): New function hook to validate
6327 attribute((option(...))) arguments.
6328 (ix86_valid_option_attribute_tree): New function that is common
6329 code between attribute((option(...))) and #pragma GCC option
6330 support that parses the options and returns a tree holding the options.
6331 (ix86_valid_option_attribute_inner_p): New helper function for
6332 ix86_valid_option_attribute_tree.
6333 (ix86_can_inline_p): New function hook to decide if one function
6334 can inline another on a target specific basis.
6335 (ix86_set_current_function); New function hook to switch target
6336 options if the user used attribute((option(...))) or #pragma GCC
6338 (ix86_tune_defaulted): Move to static file scope from
6340 (ix86_arch_specified): Ditto.
6341 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6343 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6344 (OPTION_MASK_ISA_ABM_SET): Ditto.
6345 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6346 (OPTION_MASK_ISA_CX16_SET): Ditto.
6347 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6348 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6349 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6350 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6351 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6352 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6353 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6354 (struct ptt): Move to static file scope from override_options.
6355 (processor_target_table): Ditto.
6357 (ix86_handle_option): Add support for options that are now isa options.
6358 (override_options): Add support for declaring functions that
6359 support different target options than were specified on the
6360 command line. Move struct ptt, processor_target_table, cpu_names,
6361 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6362 Add bool argument. Fix up error messages so the appropriate error
6363 is given for either command line or attribute.
6364 (ix86_previous_fndecl): New static to remember previous function
6365 declaration to see if we need to change target options.
6366 (ix86_builtins_isa): New array to record the ISA of each builtin
6368 (def_builtin): Always create the builtin function, even if the
6369 current ISA doesn't support it.
6370 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6371 tests for those builtins.
6372 (ix86_init_builtins): Remove TARGET_MMX test for calling
6373 ix86_init_mmx_sse_builtins.
6374 (ix86_expand_builtin): If the current ISA doesn't support a given
6375 builtin, signal an error.
6376 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6377 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6378 (TARGET_OPTION_SAVE): Ditto.
6379 (TARGET_OPTION_RESTORE): Ditto.
6380 (TARGET_OPTION_PRINT): Ditto.
6381 (TARGET_CAN_INLINE_P): Ditto.
6383 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6385 * c-typeck.c (build_external_ref): Don't call assemble_external.
6386 * final.c (output_operand): Call assemble_external.
6388 2008-07-21 DJ Delorie <dj@redhat.com>
6390 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6391 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6393 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6395 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6396 original insn and splitter contents into ...
6397 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6398 flag_unsafe_math_optimizations. Add dummy scratch register.
6399 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6400 !flag_unsafe_math_optimizations. Returns number with next
6401 highest magnitude if this is still less or equal to the true
6402 quotient in magnitude.
6404 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6406 * Makefile.in: Replace toplev.h with TOPLEV_H.
6407 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6408 * c-lex.c (fe_file_change): Don't set in_system_header.
6409 * c-parser.c (c_token): Remove in_system_header.
6410 (c_lex_one_token): Don't set in_system_header.
6411 (c_parser_set_source_position_from_token): Don't set in_system_header.
6412 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6415 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6416 * flags.h (in_system_header): Remove.
6417 * function.c (saved_in_system_header): Remove.
6418 (push_cfun): Don't set in_system_header.
6419 (pop_cfun): Don't set in_system_header.
6420 (push_struct_function): Don't set in_system_header.
6421 * input.h (expanded_location): Add sysp.
6422 (in_system_header_at): New.
6423 (in_system_header): New.
6424 * toplev.c (in_system_header): Remove.
6425 * toplev.h: Include input.h
6427 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6428 * tree-ssa.c (warn_uninit): Call warning_at.
6429 (warn_uninitialized_var): Update calls to warn_uninit.
6430 (warn_uninitialized_phi): Update calls to warn_uninit.
6431 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6432 (expand_location): Initialize xloc.sysp.
6433 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6434 (tree_decl_with_vis): Remove in_system_header_flag.
6436 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6439 * recog.c (asm_operand_ok): Change the order of the extra
6440 memory constraint checks.
6442 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6445 * tree-switch-conversion.c (build_one_array): Call
6446 varpool_mark_needed_node and varpool_finalize_decl
6447 instead of assemble_variable.
6449 2008-07-19 Jan Hubicka <jh@suse.cz>
6451 * cgraph.c (cgraph_add_new_function): Do early local passes.
6452 * tree-nrv.c (gate_pass_return_slot): New gate.
6453 (pass_nrv): Add the gate.
6454 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6456 (coalesce_ssa_name): Coalesce SSA names.
6457 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6458 not optimizing so unused user vars remains visible.
6459 * common.opt (flag_tree_ter): Always enable by default.
6460 * tree-ssa-ter.c: Include flags.h
6461 (is_replaceable_p): Check that locations match; when aliasing is missing
6462 be conservative about loads.
6463 * tree-optimize.c (gate_init_datastructures): Remove.
6464 (pass_init_datastructures): New.
6465 * passes.c: Reorder passes so we always go into SSA.
6467 2008-07-19 Jan Hubicka <jh@suse.cz>
6469 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6470 * doc/invoke.texi (--combine): Likewise.
6471 (-finline-functions-called-once): Update levels when enabled.
6472 (-funit-at-a-time): Document new behaviour.
6473 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6474 -fno-section-anchors when disabled explicitly.
6475 (inline params): They are not ignored now.
6476 (precompiled headers): Remove unit-at-a-time as being incompatible.
6477 * opts.c (decode_options): Handle unit-at-a-time as alias;
6478 imply -fno-section-anchors when toplevel reorder is disabled
6480 * common.opt (ftoplevel-reorder): Set default value to 2.
6481 (funit-at-a-time): Set default value to 1.
6482 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6485 2008-07-19 Jan Hubicka <jh@suse.cz>
6487 * builtins.c (expand_builtin_int_roundingfn,
6488 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6491 2008-07-19 Richard Guenther <rguenther@suse.de>
6494 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6495 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6496 * tree-ssa-pre.c (get_expr_value_id): For newly created
6497 constant value-ids make sure to add the expression to its
6500 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6503 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6504 return value of the builtin is ignored.
6506 2008-07-19 Olivier Hainque <hainque@adacore.com>
6508 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6509 bits, a C conformant malloc implementation has to provide.
6510 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6512 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6516 * reload.c (find_reloads_subreg_address): Only reload address if
6517 reloaded == 0, not for reloaded != 1.
6520 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6521 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6522 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6523 m32c_legitimize_reload_address.
6525 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6526 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6527 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6529 2008-07-19 Olivier Hainque <hainque@adacore.com>
6531 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6532 argument, saying whether nested array are to be collapsed
6533 into a single array type DIE with multiple subscripts.
6534 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6535 issues, centralize the nested array types collapsing control and
6536 disable the transformation for Ada.
6538 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6541 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6543 (x86_64_shift_adj_2): New expander.
6544 (x86_64_shift_adj_3): Ditto.
6545 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6546 to split TImode operands.
6547 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6548 (ix86_split_lshr): Ditto.
6550 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6552 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6553 and __CHAR32_TYPE__.
6554 * c-typeck.c (digest_init): Support char16_t and char32_t.
6555 (set_nonincremental_init_from_string): Idem.
6557 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6560 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6561 PREFERRED_STACK_BOUNDARY.
6562 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6564 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6567 * function.c (locate_and_pad_parm): Cap boundary earlier.
6569 2008-07-17 Julian Brown <julian@codesourcery.com>
6571 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6572 no-op for targets which don't use DLLs.
6574 2008-07-17 Martin Jambor <mjambor@suse.cz>
6576 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6577 that nodes are relevant by examining the node->analyzed flag.
6578 (ipcp_init_stage): Check which nodes are relevant, assert that the
6579 relevant ones are also required.
6580 (ipcp_propagate_stage): Check on the side arrays are properly
6582 (ipcp_print_all_jump_functions): Make sure not to touch any node
6583 that is not analyzed or an edge that does not have a corresponding
6584 entry in the on-the-side vectors.
6585 (ipcp_function_scale_print): Likewise.
6586 (ipcp_update_callgraph): Check that the node is relevant.
6587 (ipcp_insert_stage): Check that the node is relevant. Check there is
6588 an info for every node and edge.
6589 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6590 (ipa_print_all_tree_maps): Likewise and a new variable info.
6591 (ipa_print_all_params_modified): Likewise.
6592 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6594 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6597 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6599 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6601 PR rtl-optimization/36753
6602 * fwprop.c (use_killed_between): Don't shortcut
6603 single-definition global registers.
6605 2008-07-16 Jan Hubicka <jh@suse.cz>
6607 * cgraph.h (varpool_empty_needed_queue): Declare.
6608 * cgraphunit.c (output_in_order): Mark all variables as needed;
6610 * varpool.c (varpool_assemble_node): Update debug queue.
6611 (varpool_assemble_pending_decls): Don't do it here.
6612 (varpool_empty_needed_queue): New function.
6614 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 * recog.c (peephole2_optimize): Fix formatting.
6618 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6620 * c-pch.c (get_ident): Avoid C++ keywords.
6621 * combine-stack-adj.c (single_set_for_csa): Likewise.
6622 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6623 output_asm_insn): Likewise.
6624 * reload.c (push_secondary_reload, find_reusable_reload,
6625 push_reload, combine_reloads, find_reloads,
6626 debug_reload_to_stream): Likewise.
6627 * reload.h (struct reload): Likewise.
6628 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6629 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6630 emit_output_reload_insns): Likewise.
6631 * targhooks.c (default_secondary_reload): Likewise.
6632 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6634 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * recog.c (validate_change_1, validate_change,
6637 validate_unshare_change, validate_replace_rtx_1, struct
6638 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6640 * reload.c (push_secondary_reload, secondary_reload_class,
6641 scratch_reload_class, find_valid_class, find_reusable_reload,
6642 push_reload, find_dummy_reload, find_reloads_address_1,
6643 find_reloads_address_part, find_equiv_reg): Likewise.
6644 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6645 choose_reload_regs): Likewise.
6646 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6648 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6649 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6650 * sched-rgn.c (concat_INSN_LIST): Likewise.
6651 * stor-layout.c (mode_for_size, mode_for_size_tree,
6652 smallest_mode_for_size): Likewise.
6654 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6656 * cfg.c (dump_reg_info): Avoid C++ keywords.
6657 * dwarf2asm.c (dw2_force_const_mem,
6658 dw2_asm_output_encoded_addr_rtx): Likewise.
6659 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6660 * expmed.c (expand_shift): Likewise.
6661 * global.c (find_reg): Likewise.
6662 * graph.c (draw_edge): Likewise.
6663 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6664 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6665 widen_clz, widen_bswap, expand_parity, expand_unop,
6666 emit_cmp_and_jump_insn_1): Likewise.
6667 * postreload.c (reload_cse_simplify_operands): Likewise.
6668 * ra.h (add_neighbor): Likewise.
6669 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6670 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6671 record_reg_classes, copy_cost, record_address_regs,
6672 invalid_mode_change_p): Likewise.
6673 * regrename.c (regrename_optimize, scan_rtx_reg,
6674 dump_def_use_chain, find_oldest_value_reg,
6675 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6677 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6679 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6680 MASK_POWERPC64 for power4 in previous commit.
6682 2008-07-16 Olivier Hainque <hainque@adacore.com>
6684 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6685 instead of bare conversion to cast const-ness away.
6687 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6689 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6690 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6691 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6692 (TARGET_FUNCTION_VALUE): Define.
6694 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6696 * config/rs6000/rs6000.c (processor_target_table): Add
6697 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6699 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6702 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6703 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6704 m32c_legitimize_reload_address.
6706 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6708 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6709 DECL_IN_SYSTEM_HEADER in sync.
6711 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6713 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6714 * tree-ssa-pre.c (pre_expr_eq): Ditto
6715 (get_constant_for_value_id): Take a type as an argument.
6716 (fully_constant_expression): Pass in type.
6717 (find_or_generate_expression): Short circuit constant case.
6718 (create_expression_by_pieces): Remove special casing of
6720 (do_regular_insertion): Short circuit constant case.
6721 (do_partial_partial_insertion): Ditto.
6723 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6726 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6728 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6730 * config/xtensa/libgcc-xtensa.ver: New file.
6731 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6733 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6735 * df-problems.c (df_set_note): Avoid C++ keywords.
6736 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6737 * dse.c (record_store, remove_useless_values): Likewise.
6738 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6739 gen_reg_rtx_offset, operand_subword, change_address_1,
6740 change_address, adjust_address_1, offset_address,
6741 widen_memory_access, emit_copy_of_insn_after): Likewise.
6742 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6743 * fwprop.c (should_replace_address, propagate_rtx_1,
6744 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6746 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6747 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6748 * lcm.c (compute_insert_delete, pre_edge_lcm,
6749 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6750 * lower-subreg.c (resolve_reg_notes): Likewise.
6751 * mode-switching.c (optimize_mode_switching): Likewise.
6753 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6755 * bt-load.c (add_btr_def, migrate_btr_def,
6756 branch_target_load_optimize): Avoid C++ keywords.
6757 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6759 * combine.c (subst, simplify_set, make_extraction,
6760 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6761 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6762 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6764 2008-07-15 Richard Guenther <rguenther@suse.de>
6767 * c-common.c (strict_aliasing_warning): Do not warn for
6768 TYPE_REF_CAN_ALIAS_ALL pointers.
6769 (c_common_get_alias_set): may_alias types are not special.
6770 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6771 attribute and set can_ref_all accordingly.
6772 (build_reference_type_for_mode): Likewise.
6773 * doc/extend.texi (may_alias): Clarify.
6775 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6778 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6779 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6781 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6784 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6785 gcc_assert, instead call output_operand_lossage.
6787 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6789 * builtins.c (std_canonical_va_list): Treat structure based
6792 2008-07-15 Ben Elliston <bje@au.ibm.com>
6794 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6796 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6798 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6801 2008-07-14 Jan Hubicka <jh@suse.cz>
6803 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6804 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6805 fix predicates and constraints.
6806 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6807 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6809 2008-07-14 Doug Kwan <dougkwan@google.com>
6811 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6812 additional option file arm/eabi.opt.
6813 * config/arm/eabi.h (File): New configuration file for EABI targets.
6814 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6815 SUBSUBTARGET_EXTRA_SPECS.
6816 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6817 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6818 from STARTFILE_SPEC so that it can be referenced in an override.
6819 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6820 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6821 can be referenced in an override.
6822 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6823 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6824 so that it can be referenced in an override.
6825 (LINK_SPEC): Use BPABI_LINK_SPEC.
6826 * config/arm/eabi.opt (File): New.
6828 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6830 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6831 (FIXED_VALUE_H): New variable.
6832 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6833 input.h, fixed-value.h.
6834 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6835 (BASIC_BLOCK_H): Use $(BITMAP_H).
6836 (FUNCTION_H): Add varray.h.
6837 (IPA_REFERENCE_H): Use $(BITMAP_H).
6838 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6839 (DF_H): Use $(BITMAP_H).
6840 (GGC_H): Add statistics.h.
6842 (INSN_ATTR_H): Use it.
6843 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6845 (SYMTAB_H): Add $(OBSTACK_H).
6846 (CPP_INTERNAL_H): New.
6847 (TREE_DUMP_H): Add tree-pass.h.
6848 (TREE_FLOW_H): Use $(BITMAP_H)
6849 (PRETTY_PRINT_H): Use $(INPUT_H).
6850 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6853 (many object files): Fix lots of header dependencies throughout.
6855 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6857 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6859 (s-gtyp-input): Use them to write tmp-gi.list.
6860 (echo_to_gi.list): Remove.
6862 2008-07-14 Richard Guenther <rguenther@suse.de>
6864 * tree-ssa-sccvn.c (pre_info): Remove.
6865 (switch_to_PRE_table): Likewise.
6866 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6867 (set_hashtable_value_ids): Do not create value-ids for the
6869 (run_scc_vn): Remove double test. Remove bogus special-case
6870 in value-number printing.
6871 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6872 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6874 * tree-flow-inline.h (get_value_handle): Remove.
6875 * tree-flow.h (get_value_handle): Remove.
6877 2008-07-14 Martin Jambor <mjambor@suse.cz>
6879 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6880 in which we generate arithmetics is not a subrange.
6882 2008-07-14 Martin Jambor <mjambor@suse.cz>
6884 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6886 2008-07-14 Richard Guenther <rguenther@suse.de>
6888 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6890 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6893 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6894 reload for symbol refs moved to r0 with -fPIC.
6895 (legitimize_pic_address): Use the target register as temporary
6897 (emit_symbolic_move): Adjust comment.
6898 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6901 2008-07-14 Ben Elliston <bje@au.ibm.com>
6903 * c-common.h (C_CPP_HASHNODE): New macro.
6904 * coretypes.h (struct cpp_token): Forward declare.
6905 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6906 the context-sensitive keyword method.
6907 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6908 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6909 expand_bool_pixel): New.
6910 (altivec_categorize_keyword): New function.
6911 (init_vector_keywords): New function.
6912 (rs6000_macro_to_expand): Likewise.
6913 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6914 compiling an ISO C dialect.
6916 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6918 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6919 (create_expression_by_pieces): Fix typo.
6920 (do_regular_insertion): Use debug counter here too.
6922 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6925 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6926 CONST_OK_FOR_LETTER_P. All port-local users changed.
6927 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6928 implement Kp matching power-of-two.
6929 (CONSTRAINT_LEN): Define to match.
6930 * config/cris/cris.md: Replace all use of constraint K with Kc.
6931 ("*btst*): Use Kp for operand 0 of last alternative.
6933 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6936 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6939 2008-07-13 Jan Hubicka <jh@suse.cz>
6941 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6944 2008-07-13 Richard Guenther <rguenther@suse.de>
6947 * langhooks.c (lhd_print_error_function): Deal with recursive
6950 2008-07-12 Jan Hubicka <jh@suse.cz>
6952 * cgraph.c (assembler_name_hash): New static var.
6953 (hash_node_by_assembler_name, eq_assembler_name): New.
6954 (cgraph_node_for_asm): Use hashtable.
6955 (cgraph_remove_node): Maintain hashtable.
6956 (change_decl_assembler_name): Sanity check that names are not changing
6957 after aliasing was processed.
6958 * cgraph.h (varpoon_node): Add next GGC marker.
6959 * tree.c (decl_assembler_name_equal): Constify.
6960 (decl_assembler_name_hash): New.
6961 * tree.h (decl_assembler_name_equal): Constify.
6962 (decl_assembler_name_hash): Update.
6964 2008-07-12 David Daney <ddaney@avtrex.com>
6966 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6969 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6971 * doc/md.texi: Document the MIPS "v" constraint.
6972 * config/mips/mips.h (reg_class): Revert last change.
6973 (REG_CLASS_NAMES): Likewise.
6974 (REG_CLASS_CONTENTS): Likewise.
6975 * config/mips/mips.c (mips_regno_to_class): Likewise.
6976 * config/mips/constraints.md (v): Likewise, but add documentation.
6977 Add a comment to say that this constraint should not be used in
6980 2008-07-11 DJ Delorie <dj@redhat.com>
6982 * config/h8300/h8300.md (length): Fix branch offset limit.
6984 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6986 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6987 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6988 (avr_hard_regno_scratch_ok): New function.
6989 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6990 * config/avr/avr.md (all peepholes that request a scratch register):
6991 Remove avr_peep2_scratch_safe use.
6993 2008-07-11 Tom Tromey <tromey@redhat.com>
6994 Ian Lance Taylor <iant@google.com>
6996 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6997 (struct c_common_resword): Define.
6998 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6999 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7000 (c_common_reswords, num_c_common_reswords): Declare.
7001 * c-common.c (c_common_reswords): New global const array.
7002 (num_c_common_reswords): New const int.
7003 * c-parser.c (struct resword, reswords): Don't define.
7004 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7005 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7006 than reswords. If warning about C++ keywords, give them a special
7008 (c_lex_one_token): Warn about C++ keywords. Call
7009 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7010 (c_parser_external_declaration): Look for RID_xxx rather than
7011 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7012 (c_parser_statement_after_labels): Likewise.
7013 (c_parser_objc_class_instance_variables): Likewise.
7014 (c_parser_objc_class_declaration): Likewise.
7015 (c_parser_objc_try_catch_statement): Likewise.
7016 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7017 (declspecs_add_type): Likewise.
7019 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7021 * ggc-page.c (alloc_page):
7022 Substituting xmalloc, xcalloc with
7023 XNEWVEC and XCNEWVAR macros which add the
7026 2008-07-11 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/36765
7029 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7030 aliases from HEAP vars to SMTs.
7032 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7034 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7035 * configure.ac (loose_warn): Move -Wc++-compat from here...
7036 (strict_warn): ...to here.
7037 * configure: Regenerate.
7039 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7041 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7042 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7043 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7044 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7045 excluding more specific h8300-*-* and sh-*-* targets.
7047 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7049 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7051 (execute_pre): Call loop_optimizer_finalize in early exit.
7053 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7056 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7057 uids in the bitmap, not just VAR_DECL uids.
7059 PR rtl-optimization/36419
7060 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7061 (combine_stack_adjustments_for_block): Call it if needed. Delete
7063 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7064 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7065 prologue sp adjustment.
7067 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7070 * opts.c (print_ignored_options): Report postponed diagnostics for
7071 unknown -Wno-* options as warnings, not errors.
7072 (postpone_unknown_option_error): Renamed to...
7073 (postpone_unknown_option_warning): ... this.
7075 2008-07-09 Doug Kwan <dougkwan@google.com>
7078 2008-07-08 Doug Kwan <dougkwan@google.com>
7080 * config/arm/arm.opt (mandroid): New option.
7081 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7082 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7084 (CC1PLUS_SPEC): Same.
7086 (STARTFILE_SPEC): Same.
7087 (ENDFILE_SPEC): Same.
7088 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7091 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7094 * config/mips/mips.h (reg_class): Remove V1_REG.
7095 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7096 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7098 (mips_get_tp): New function.
7099 (mips_legitimize_tls_address): Use it.
7100 * config/mips/constraints.md (v): Delete.
7101 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7102 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7103 After reload, split into a move and ...
7104 (*tls_get_tp_<mode>_split): ...this new instruction.
7106 2008-07-09 David Daney <ddaney@avtrex.com>
7108 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7110 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7112 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7113 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7115 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7116 htab_delete should be called. Don't free c.
7117 (lookup_tmp_var): Create temp_htab lazily.
7118 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7119 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7121 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7122 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7123 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7124 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7125 * tree-sra.c (generate_element_init): Likewise.
7126 * tree-mudflap.c (execute_mudflap_function_ops,
7127 execute_mudflap_function_decls): Likewise.
7128 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7129 * tree-gimple.h (struct gimplify_ctx): New type.
7130 (push_gimplify_context): Adjust prototype.
7132 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7134 * tree-ssa-pre.c (phi_translate_1): Update placement of
7137 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7139 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7140 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7141 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7142 * targhooks.c (default_hard_regno_scratch_ok): New function.
7143 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7144 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7145 * recog.c: Include "target.h".
7146 (peep2_find_free_register): Add check for global regs. Add target
7148 * Makefile.in (recog.o): Depend on target.h.
7150 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7152 * config/sh/sh.c (sh_canonical_va_list_type): New.
7153 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7155 2008-07-09 Raksit Ashok <raksit@google.com>
7157 * doc/invoke.texi (Option Summary): Mention new option
7158 -Wdisallowed-function-list=...
7159 (Warning Options): Document -Wdisallowed-function-list=...
7160 * common.opt (Wdisallowed-function-list=): New flag.
7161 * flags.h (warn_disallowed_functions): External definition of new
7162 boolean warning flag.
7163 (warn_if_disallowed_function_p): Declare new function.
7164 * opts.c (warning_disallowed_functions): New static variable.
7165 (warn_disallowed_functions): New boolean warning flag.
7166 (warn_if_disallowed_function_p): New function.
7167 (add_comma_separated_to_vector): Rename
7168 add_instrument_functions_exclude_list to this.
7169 (common_handle_option): Handle new option. Rename calls to
7170 add_instrument_functions_exclude_list into calls to
7171 add_comma_separated_to_vector.
7172 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7173 based on flag warn_disallowed_functions.
7175 2008-07-09 Christian Bruel <christian.bruel@st.com>
7177 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7178 instead of get_attr_length.
7180 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7182 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7184 * genemit.c (gen_insn): Likewise.
7185 * gengtype.c (note_def_vec): Likewise.
7186 * gengtype.h (note_def_vec): Likewise.
7187 * genoutput.c (struct data, output_insn_data, process_template,
7188 gen_expand, gen_split, note_constraint): Likewise.
7189 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7190 make_insn_sequence): Likewise.
7191 * gensupport.c (record_insn_name): Likewise.
7193 2008-07-08 Doug Kwan <dougkwan@google.com>
7195 * config/arm/arm.opt (mandroid): New option.
7196 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7197 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7199 (CC1PLUS_SPEC): Same.
7201 (STARTFILE_SPEC): Same.
7202 (ENDFILE_SPEC): Same.
7203 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7206 2008-07-08 Raksit Ashok <raksit@google.com>
7208 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7209 (set_storage_via_setmem): Fix expected_align parameter.
7210 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7211 missing from the list.
7212 * doc/md.texi (movmem): Explicitly state that expected alignment is
7213 to be expressed in bytes.
7214 (setmem): Explicitly state that expected alignment is to be expressed
7217 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7219 * reload.c (find_reloads_subreg_address): Do not require validity
7220 of address in original mode before reloading address.
7222 2008-07-07 Tianwei Sheng <tianweis@google.com>
7224 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7225 bounds array access.
7227 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7229 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7231 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7233 Fix PR tree-optimization/23455
7234 Fix PR tree-optimization/35286
7235 Fix PR tree-optimization/35287
7236 * Makefile.in (OBJS-common): Remove tree-vn.o.
7237 (tree-vn.o): Remove.
7238 * dbgcnt.def: Add treepre_insert debug counter.
7239 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7240 (debug_value_expressions): Ditto.
7241 (print_value_expressions): Ditto.
7242 * tree-pretty-print.c (dump_generic_node): Updated for
7243 VALUE_HANDLE removal.
7244 * tree-ssa-dom.c (record_equality): Ditto.
7245 (cprop_operand): Ditto.
7246 (lookup_avail_expr): Ditto.
7247 * tree-ssa-threadedge.c
7248 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7249 (simplify_control_stmt_condition): Ditto.
7250 * tree.c (tree_code_size): Ditto.
7251 (tree_node_structure): Ditto.
7252 (iterative_hash_expr): Ditto.
7254 * tree.h (VALUE_HANDLE_ID): Ditto.
7255 (VALUE_HANDLE_EXPR_SET): Ditto.
7256 (struct tree_value_handle): Ditto.
7257 (union tree_node): Ditto.
7258 * treestruct.def: Ditto.
7259 * tree-vn.c: Removed.
7260 * tree-ssa-pre.c: Rewritten entirely.
7261 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7262 (constant_value_ids): Ditto.
7263 (vn_nary_op_t): Moved to header.
7265 (vn_reference_op_t): Ditto
7266 (vn_reference_t): Ditto.
7267 (next_value_id): New variable.
7268 (VN_INFO): Add an assert.
7269 (vn_constant_eq): New function.
7270 (vn_constant_hash): Ditto.
7271 (get_or_alloc_constant_value_id): Ditto.
7272 (value_id_constant_p): Ditto.
7273 (vn_reference_compute_hash): De-staticify.
7274 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7275 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7276 (valueize_refs): Update opcode if it changes from ssa name to constant.
7277 (vn_reference_lookup_1): Add new argument.
7278 (vn_reference_lookup): Ditto.
7279 (vn_reference_lookup_pieces): New function.
7280 (vn_reference_insert): Add return type. Modify to deal with value ids.
7281 (vn_reference_insert_pieces): New function.
7282 (vn_nary_op_compute_hash): De-staticify.
7283 (vn_nary_op_eq): Ditto.
7284 (vn_nary_op_lookup_pieces): New function.
7285 (vn_nary_op_lookup): Add new argument.
7286 (vn_nary_op_insert_pieces): New function.
7287 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7288 (vn_phi_insert): Ditto.
7289 (visit_unary_op): Update for callee changes.
7290 (visit_binary_op): Ditto.
7291 (visit_reference_op_load): Ditto.
7292 (visit_reference_op_store): Ditto.
7293 (init_scc_vn): Init next_value_id, constant_to_value_id and
7295 (free_scc_vn): Free them.
7296 (set_hashtable_value_ids): New function.
7297 (run_scc_vn): Use it.
7298 (get_max_value_id): New function.
7299 (get_next_value_id): Ditto.
7300 (expressions_equal_p): Moved from tree-vn.c
7301 (sort_vuses): Ditto.
7302 (sort_vuses_heap): Ditto.
7303 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7305 * tree.c (iterative_hash_hashval_t): Made non-static
7306 * tree.h (iterative_hash_hashval_t): Declare it.
7308 2008-07-08 Martin Jambor <mjambor@suse.cz>
7310 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7311 instead of ipa_create_node_params.
7312 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7313 ipa_check_create_edge_args, free them with
7314 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7316 * ipa-prop.c: Include flags.h and tree-inline.h.
7317 (ipa_node_params_vector): New variable.
7318 (ipa_edge_args_vector): New variable.
7319 (edge_removal_hook_holder): New variable.
7320 (node_removal_hook_holder): New variable.
7321 (edge_duplication_hook_holder): New variable.
7322 (node_duplication_hook_holder): New variable.
7323 (ipa_detect_param_modifications): Check for presence of modified flags.
7324 (ipa_compute_jump_functions): Check for presence of jump functions.
7325 (ipa_free_edge_args_substructures): New function.
7326 (ipa_create_node_params): Removed.
7327 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7328 (ipa_free_node_params_substructures): New function.
7329 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7331 (ipa_edge_removal_hook): New function.
7332 (ipa_node_removal_hook): New function.
7333 (duplicate_array): New function.
7334 (ipa_edge_duplication_hook): New function.
7335 (ipa_node_duplication_hook): New function.
7336 (ipa_register_cgraph_hooks): New function.
7337 (ipa_unregister_cgraph_hooks): New function.
7338 (free_all_ipa_structures_after_ipa_cp): New function.
7340 * ipa-prop.h: Include vec.h.
7341 (ipa_node_params_t): New typedef with vector types for it.
7342 (ipa_edge_args_t): New typedef with vector types for it.
7343 (IPA_NODE_REF): Changed to access an on-the-side vector.
7344 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7345 (ipa_check_create_node_params): New function.
7346 (ipa_check_create_edge_args): New function.
7348 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7351 2008-07-07 Tom Tromey <tromey@redhat.com>
7353 * configure, config.in: Rebuilt.
7354 * configure.ac: Don't check for scandir or alphasort.
7356 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7358 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7359 types immediately after creating them.
7361 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7363 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7365 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7367 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7368 dump_constraint_graph.
7369 (dump_constraint_edge): New function.
7370 (dump_constraint_graph): New function.
7371 (debug_constraint_graph): New function.
7372 (dump_constraint): Removed useless comparison.
7373 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7374 (dump_constraint_graph): Declare.
7375 (debug_constraint_graph): Declare.
7376 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7378 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7380 * config/i386/i386.c (is_va_list_char_pointer): New.
7381 (ix86_va_start): Replace compare with ms_va_list_type_node
7382 by is_va_list_char_pointer.
7383 (ix86_gimplify_va_arg): Likewise.
7385 2008-07-07 Martin Jambor <mjambor@suse.cz>
7387 * cgraph.c (cgraph_edge_max_uid): New variable.
7388 (struct cgraph_edge_hook_list): New type.
7389 (struct cgraph_node_hook_list): New type.
7390 (struct cgraph_2edge_hook_list): New type.
7391 (struct cgraph_2node_hook_list): New type.
7392 (first_cgraph_edge_removal_hook): New variable.
7393 (first_cgraph_node_removal_hook): New variable.
7394 (first_cgraph_edge_duplicated_hook): New variable.
7395 (first_cgraph_node_duplicated_hook): New variable.
7396 (cgraph_add_edge_removal_hook): New function.
7397 (cgraph_remove_edge_removal_hook): New function.
7398 (cgraph_call_edge_removal_hooks): New function.
7399 (cgraph_add_node_removal_hook): New function.
7400 (cgraph_remove_node_removal_hook): New function.
7401 (cgraph_call_node_removal_hooks): New function.
7402 (cgraph_add_edge_duplication_hook): New function.
7403 (cgraph_remove_edge_duplication_hook): New function.
7404 (cgraph_call_edge_duplication_hooks): New function.
7405 (cgraph_add_node_duplication_hook): New function.
7406 (cgraph_remove_node_duplication_hook): New function.
7407 (cgraph_call_node_duplication_hooks): New function.
7408 (cgraph_create_edge): Assign to edge uid.
7409 (cgraph_remove_edge): Call edge removal hooks.
7410 (cgraph_node_remove_callees): Call edge removal hooks.
7411 (cgraph_node_remove_callers): Call edge removal hooks.
7412 (cgraph_remove_node): Call node removal hooks.
7413 (cgraph_clone_edge): Call edge duplication hooks.
7414 (cgraph_clone_node): Call node duplication hooks.
7416 * cgraph.h (cgraph_edge): New field uid.
7417 (cgraph_edge_hook): New type.
7418 (cgraph_node_hook): New type.
7419 (cgraph_2edge_hook): New type.
7420 (cgraph_2node_hook): New type.
7422 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7424 * config.in: Regenerate.
7426 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7428 * gcc.c (print_sysroot): New.
7429 (option_map, display_help, process_command): Handle the
7430 -print-sysroot option.
7431 (main): Print the sysroot if requested.
7432 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7434 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7437 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7439 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7441 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7442 (assign_parm_setup_block_p): Also check mode of entry_parm.
7444 2008-07-07 Richard Guenther <rguenther@suse.de>
7446 * tree-ssa-structalias.h (set_used_smts): Remove.
7447 * tree-ssa-structalias.c (used_smts): Likewise.
7448 (set_used_smts): Likewise.
7449 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7450 call to set_used_smts.
7452 2008-07-07 Richard Guenther <rguenther@suse.de>
7454 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7455 (new_var_info): Set it to false.
7456 (solution_set_add): Correctly handle pointers outside a var and
7458 (type_safe): Treat variables with is_full_var properly.
7459 (do_sd_constraint): Likewise.
7460 (do_ds_constraint): Likewise.
7461 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7462 (get_constraint_for_ptr_offset): New function.
7463 (get_constraint_for_component_ref): For addresses at least include
7464 the last field of the variable. Handle is_full_vars properly.
7465 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7466 (handle_ptr_arith): Remove.
7467 (find_func_aliases): Simplify assignment handling.
7468 (create_function_info_for): For parameter and result varinfos set
7470 (create_variable_info_for): Set is_full_var flag whenever we
7471 just created a single varinfo for a decl.
7472 (init_alias_vars): Initialize use_field_sensitive from
7473 max-fields-for-field-sensitive parameter.
7475 2008-07-07 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/36713
7478 * tree-flow-inline.h (is_call_used): New function.
7479 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7480 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7481 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7483 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7485 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7487 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7489 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7491 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7492 Nathan Sidwell <nathan@codesourcery.com>
7494 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7495 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7497 * config/m68k/t-linux: New.
7498 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7501 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7503 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7504 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7507 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7509 * gcc.c (execute): Fix -Wc++-compat warning.
7511 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7514 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7515 constant for little endian.
7517 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7519 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7520 mips_base_mips16 instead of TARGET_MIPS16.
7521 (mips_base_mips16): Declare.
7522 * config/mips/mips.c (mips_base_mips16): Make global.
7523 (was_mips16_p): Remove GTY marker.
7524 (was_mips16_pch_p): New variable.
7525 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7526 (mips_override_options): Force to non-MIPS16 mode initially.
7527 Do not complain about MIPS16 PIC incompatibilities here.
7528 Only allow -mgpopt if -mexplicit-relocs is in force for
7531 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7533 * configure.ac: Check for caddr_t, define to char * if not defined.
7534 * configure: Regenerate.
7535 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7536 (mmap_gt_pch_use_address): Likewise.
7537 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7539 2008-07-06 Richard Guenther <rguenther@suse.de>
7541 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7542 (new_var_info): Deal with it.
7543 (solution_set_add): Likewise.
7544 (bitpos_of_field): Make signed, fix.
7545 (struct fieldoff): Remove type and decl fields. Make size field
7546 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7548 (fieldoff_compare): Deal with it.
7549 (push_fields_onto_fieldstack): Remove has_union argument, glob
7550 adjacent non-pointer fields together.
7551 (create_function_info_for): Do not set has_union.
7552 (create_variable_info_for): Simplify.
7554 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7556 * config.gcc (extra_headers): Add cross-stdarg.h for target
7557 x86_64-*-* and i?86-*-*.
7558 * config/i386/cross-stdarg.h: New.
7559 * builtins.c (std_fn_abi_va_list): New.
7560 (std_canonical_va_list_type): New.
7561 (stabilize_va_list): Replace va_list_type_node use by
7562 mtarget.canonical_va_list_type.
7563 (gimplify_va_arg_expr): Likewise.
7564 (expand_builtin_va_copy): Replace va_list_type_node use by
7565 mtarget.fn_abi_va_list.
7566 * tree-sra.c (is_va_list_type): New helper.
7567 (decl_can_be_decomposed_p): Replace
7568 va_list_type_node use by is_va_list_type.
7569 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7570 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7571 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7572 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7573 (ix86_enum_va_list): New.
7574 * config/i386/i386.c (sysv_va_list_type_node): New.
7575 (ms_va_list_type_node): New.
7576 (ix86_function_type_abi): Remove sorry.
7577 (ix86_build_builtin_va_list_abi): New.
7578 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7580 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7581 (ix86_init_builtins_va_builtins_abi): New.
7582 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7584 (ix86_handle_abi_attribute): New.
7585 (attribute_spec): Add sysv_abi and ms_abi.
7586 (ix86_fn_abi_va_list): New.
7587 (ix86_canonical_va_list_type): New.
7588 (ix86_enum_va_list): New.
7589 (TARGET_FN_ABI_VA_LIST): New.
7590 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7591 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7592 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7593 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7594 (TARGET_ENUM_VA_LIST): New.
7595 * expr.h (std_fn_abi_va_list): New.
7596 (std_canonical_va_list_type): New.
7597 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7598 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7599 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7600 TARGET_CANONICAL_VA_LIST_TYPE.
7601 * target.h (struct gcc_target): Add fn_abi_va_list hook
7602 and canonical_va_list_type hook.
7604 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7606 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7607 integral and pointer types.
7609 2008-07-04 Roger Sayle <roger@eyesopen.com>
7611 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7612 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7614 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7617 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7619 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7621 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7622 build_gimple_modify_stmt.
7623 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7624 gimple operand. Use fold_build* instead of build*.
7626 2008-07-04 Richard Guenther <rguenther@suse.de>
7628 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7629 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7630 properly to compute the reachability set if we do field-sensitive PTA.
7631 * invoke.texi (max-fields-for-field-sensitive): Document default.
7632 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7633 100 for optimize >= 2.
7635 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7637 * ggc-zone.c (lookup_page_table_if_allocated,
7638 set_page_table_entry, zone_find_object_size, alloc_small_page,
7639 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7640 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7641 -Wc++-compat and/or -Wcast-qual warnings.
7643 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7646 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7647 pic_offset_table_rtx to be marked as used here.
7648 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7649 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7650 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7651 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7654 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7656 * alloc-pool.c (hash_descriptor, eq_descriptor,
7657 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7658 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7660 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7661 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7662 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7663 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7666 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7668 * tree-flow.h (loop_only_exit_p): Declare.
7669 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7670 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7671 the number of iterations if it is constant. Otherwise, if this is the
7672 only possible exit of the loop, use the conservative estimate on the
7673 number of iterations of the entire loop if available.
7675 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7677 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7678 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7679 Add synchronization functions.
7680 * config/sync.c: New file.
7681 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7682 (LIBGCC_SYNC_CFLAGS): Likewise.
7684 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7688 (*pushtf_sse): New insn pattern.
7689 (pushtf splitters): New splitters.
7691 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7694 * predict.c (build_predict_expr): Use void_type_node for the tree
7695 type, instead of NULL_TREE.
7697 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7699 * config/i386/i386.c (contains_aligned_value_p): Return true
7701 (ix86_data_alignment): Align TCmode to 128bits.
7702 (ix86_local_alignment): Likewise.
7704 2008-07-03 Andrew Haley <aph@redhat.com>
7707 * vec.h (VEC_TA): New.
7708 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7709 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7710 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7711 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7712 (C_COMMON_FIXED_TYPES): Remove first arg.
7713 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7714 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7715 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7716 not to use empty macro arguments.
7718 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7720 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7721 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7722 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7723 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7724 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7725 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7726 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7727 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7728 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7729 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7730 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7731 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7732 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7733 config/rs6000/e500crtres64gpr.asm,
7734 config/rs6000/e500crtres64gprctr.asm,
7735 config/rs6000/e500crtrest32gpr.asm,
7736 config/rs6000/e500crtrest64gpr.asm,
7737 config/rs6000/e500crtresx32gpr.asm,
7738 config/rs6000/e500crtresx64gpr.asm,
7739 config/rs6000/e500crtsav32gpr.asm,
7740 config/rs6000/e500crtsav64gpr.asm,
7741 config/rs6000/e500crtsav64gprctr.asm,
7742 config/rs6000/e500crtsavg32gpr.asm,
7743 config/rs6000/e500crtsavg64gpr.asm,
7744 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7745 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7746 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7747 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7748 config/sparc/sol2-cn.asm: Remove .file directives.
7750 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7752 * resource.c (mark_referenced_resources): Look inside
7753 UNSPEC_VOLATILEs and ASM_INPUTs.
7755 2008-07-02 Ian Lance Taylor <iant@google.com>
7757 * rtlanal.c (add_reg_note): New function.
7758 * rtl.h (add_reg_note): Declare.
7759 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7760 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7761 * builtins.c (expand_builtin_longjmp): Likewise.
7762 (expand_builtin_nonlocal_goto): Likewise.
7763 * calls.c (emit_call_1, expand_call): Likewise.
7764 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7765 * cfglayout.c (fixup_reorder_chain): Likewise.
7766 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7767 (commit_one_edge_insertion): Likewise.
7768 * combine.c (move_deaths, distribute_notes): Likewise.
7769 * df-problems.c (df_set_note): Likewise.
7770 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7771 (set_unique_reg_note): Likewise.
7772 (emit_copy_of_insn_after): Likewise.
7773 * expr.c (expand_expr_real): Likewise.
7774 * gcse.c (add_label_notes): Likewise.
7775 * haifa-sched.c (create_check_block_twin): Likewise.
7776 * jump.c (mark_jump_label_1): Likewise.
7777 * loop-doloop.c (add_test, doloop_modify): Likewise.
7778 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7779 * lower-subreg.c (move_eh_region_note): Likewise.
7780 * optabs.c (emit_libcall_block): Likewise.
7781 * predict.c (predict_insn): Likewise.
7782 (combine_predictions_for_insn): Likewise.
7783 * recog.c (peephole2_optimize): Likewise.
7784 * regmove.c (try_auto_increment): Likewise.
7785 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7786 * reload.c (find_reloads): Likewise.
7787 * reload1.c (fixup_eh_region_note): Likewise.
7788 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7789 * reorg.c (delete_prior_computation): Likewise.
7790 (delete_computation, dbr_schedule): Likewise.
7791 * config/pa/pa.c (legitimize_pic_address): Likewise.
7792 * config/sh/sh.c (sh_reorg): Likewise.
7794 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7797 * config/libgcc-glibc.ver: Add %exclude.
7798 * config/m32r/libgcc-glibc.ver: Likwise.
7799 * config/s390/libgcc-glibc.ver: Likwise.
7800 * config/sh/libgcc-glibc.ver: Likwise.
7801 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7803 * config/i386/libgcc-glibc.ver: New.
7805 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7807 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7809 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7810 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7811 i[34567]86-*-linux*, x86_64-*-linux*. Add
7812 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7813 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7814 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7815 i[34567]86-*-linux*, x86_64-*-linux*.
7817 * libgcc-std.ver: Add empty GCC_4.4.0.
7819 * mkmap-symver.awk: Support multiple versions per symbol.
7821 * config/i386/i386.c (ix86_init_builtins): Always define
7822 __builtin_fabsq and __builtin_copysignq with fallbacks.
7823 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7824 and __builtin_copysignq if SSE2 isn't available.
7826 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7827 (LIBGCC2_TF_CEXT): Likwise.
7830 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7832 * config/i386/sfp-machine.h: Moved to libgcc.
7834 * config/i386/sfp-machine.h: New.
7835 * config/i386/t-linux: Likwise.
7837 * config/i386/t-darwin: Remove softfp_wrap_start and
7839 * config/i386/t-darwin64: Likewise.
7841 * config/i386/t-fprules-softfp64: Renamed to ...
7842 * config/i386/t-fprules-softfp: This.
7844 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7845 and softfp_wrap_end.
7847 2008-07-02 Jason Merrill <jason@redhat.com>
7849 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7851 * tree.c (ctor_to_list): New fn.
7852 * tree.h: Declare it.
7853 (CONSTRUCTOR_ELT): New macro.
7854 (CONSTRUCTOR_NELTS): New macro.
7856 2008-07-02 Richard Guenther <rguenther@suse.de>
7858 * tree-ssa-structalias.c (struct variable_info): Reorder
7859 to fill padding on 64bit hosts. Make collapsed_to an int.
7860 (get_varinfo_fc): Deal with that.
7861 (new_var_info): Likewise.
7862 (collapse_rest_of_var): Likewise.
7864 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7866 * doc/install.texi (--enable-java-home): Document.
7867 (--enable-aot-compile-rpm): Likewise.
7868 (--with-arch-directory): Likewise.
7869 (--with-os-directory): Likewise.
7870 (--with-origin-name): Likewise.
7871 (--with-arch-suffix): Likewise.
7872 (--with-jvm-root-dir): Likewise.
7873 (--with-jvm-jar-dir): Likewise.
7874 (--with-python-dir): Likewise.
7876 2008-07-02 Richard Guenther <rguenther@suse.de>
7878 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7879 from decls explicitly. Merge operand checking from tuples.
7881 2008-07-02 Martin Jambor <mjambor@suse.cz>
7883 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7885 2008-07-02 Martin Jambor <mjambor@suse.cz>
7887 * tree-switch-conversion.c: Included timevar.h
7888 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7890 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7892 2008-07-02 Martin Jambor <mjambor@suse.cz>
7894 * tree-switch-conversion.c: Corrected various comments and
7896 (build_constructors): Fixed minor formatting mistakes.
7898 * invoke.texi (Optimize Options): Corrected the
7899 switch-conversion-max-branch-ratio parameter.
7901 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7903 * final.c (asm_insn_count): Return zero for an empty asm body.
7905 2008-07-02 Richard Guenther <rguenther@suse.de>
7907 * bitmap.h (bitmap_set_bit): Return bool.
7908 (bitmap_clear_bit): Likewise.
7909 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7910 write to the bitmap if it would.
7911 (bitmap_clear_bit): Likewise.
7912 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7913 bitmap_set_bit return value.
7914 (add_pred_graph_edge): Likewise.
7915 (add_graph_edge): Likewise.
7916 (do_sd_constraint): Likewise.
7917 (do_ds_constraint): Likewise.
7919 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7921 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7922 Fix -Wc++-compat and/or -Wcast-qual warnings.
7923 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7924 gen_regparm_prefix): Likewise.
7925 * vmsdbgout.c (write_modbeg, lookup_filename,
7926 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7928 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7930 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7931 defaults.h definition apply.
7933 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7935 * function.c (assign_parm_remove_parallels): New.
7936 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7938 (assign_parm_setup_block): Do not handle them.
7939 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7940 assign_parm_remove_parallels.
7942 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7944 * c-typeck.c (convert_for_assignment): Use
7945 vector_targets_convertible_p.
7946 * c-common.c (vector_targets_convertible_p): New.
7947 * c-common.h (vector_targets_convertible_p): New prototype.
7948 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7949 opaque_p_V2SI_type_node.
7951 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7953 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7956 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7958 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7959 TFmode constants via two element DImode vector for hosts with
7960 HOST_BITS_PER_WIDE_INT < 64.
7961 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7962 also for HOST_BITS_PER_WIDE_INT < 64.
7964 2008-07-01 Richard Guenther <rguenther@suse.de>
7966 PR tree-optimization/36666
7967 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7968 (get_constraint_exp_from_ssa_var): Split into ...
7969 (get_constraint_exp_for_temp): ... this ...
7970 (get_constraint_for_ssa_var): ... and that.
7971 Return constraint expressions for all touched sub-fields
7972 if the results address is not taken.
7973 (process_constraint): Remove assertion that aggregate
7974 assignments do not happen at this place.
7975 (get_constraint_for_component_ref): Add address_p argument.
7976 Return constraint expressions for all touched sub-fields
7977 if the results address is not taken.
7978 (do_deref): Use get_constraint_exp_for_temp.
7979 (get_constraint_for_1): Rename from ...
7980 (get_constraint_for): ... this. Add the old function as wrapper.
7981 (do_structure_copy): Use get_constraint_for_1.
7983 2008-07-01 Martin Jambor <mjambor@suse.cz>
7985 * Makefile.in (tree-switch-conversion.o): Add.
7986 (OBJS-common): Add tree-swtch-conversion.o.
7987 * passes.c (init_optimization_passes): Add pass_convert_switch.
7988 * tree-pass.h: (pass_convert_switch): Add.
7989 * tree-switch-conversion.c: New file.
7990 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7991 * common.opt (ftree-cswtch): New option.
7992 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7993 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7994 * opts.c (decode_options): Set flag_tree_switch_conversion when
7995 optimization level is >= 2.
7996 * doc/invoke.texi (Optimize Options): Added description of
7997 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7999 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8001 * config/darwin-driver.c (darwin_default_min_version): Fix
8002 -Wc++-compat warnings.
8004 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8006 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8009 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8011 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8013 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8015 PR rtl-optimization/34744
8016 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8017 (df_scan_free_internal): Free data structures not
8018 allocated in storage pools.
8019 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8020 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8021 df_scan_free_mws_vec.
8022 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8025 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8027 * config/i386/i386.c (contains_aligned_value_p): Return true
8029 (ix86_function_arg_boundary): Return its natural boundary
8031 (return_in_memory_32): Don't check TDmode.
8032 (ix86_split_to_parts): Support splitting into 4 parts and
8033 support TFmode for 32bit target.
8034 (ix86_split_long_move): Support splitting into 4 parts.
8035 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8037 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8038 (ix86_init_builtins): Here.
8039 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8040 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8041 'q' and 'w', respectively.
8043 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8045 (movtf_internal): Likewise.
8046 (<code>tf2): Likewise.
8047 (*absnegtf2_sse): Likewise.
8048 (copysign<mode>3): Likewise.
8049 (copysign<mode>3_const): Likewise.
8050 (copysign<mode>3_var): Likewise.
8051 (define_split UNSPEC_COPYSIGN): Likewise.
8052 * config/i386/sse.md (*nandtf3): Likewise.
8053 (<code>tf3): Likewise.
8054 (*<code>tf3): Likewise.
8056 2008-06-30 Joey Ye <joey.ye@intel.com>
8057 H.J. Lu <hongjiu.lu@intel.com>
8059 * global.c (compute_regsets): Set frame_pointer_needed here.
8060 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8062 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8064 * doc/install.texi (specific): Expand Windows build notes.
8066 2008-06-30 Ira Rosen <irar@il.ibm.com>
8068 PR tree-optimization/36648
8069 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8070 number of prolog iterations by step. Fix the comment.
8072 2008-06-30 Richard Guenther <rguenther@suse.de>
8075 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8076 handle calls from ECF_MALLOC functions.
8077 (handle_pure_call): ECF_MALLOC functions do not return
8079 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8081 2008-06-29 Andreas Schwab <schwab@suse.de>
8083 * config/m68k/m68k.c (print_operand): Always print a float
8085 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8086 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8089 * config/rs6000/x-linux64: Remove never used file.
8091 2008-06-29 Richard Guenther <rguenther@suse.de>
8093 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8095 (struct alias_info): Move ...
8096 * tree-ssa-alias.c: ... here.
8097 (update_alias_info): Declare.
8098 (compute_may_aliases): Call it.
8099 (update_alias_info): New function.
8100 * tree-ssa-structalias.c (update_alias_info): Move ...
8101 * tree-ssa-alias.c (update_alias_info_1): ... here.
8102 * tree-ssa-structalias.c (process_constraint_1): Remove
8103 unused from_call argument. Rename to ...
8104 (process_constraint): ... this. Delete old wrapper.
8105 (make_constraint_to): Adjust callers.
8106 (handle_const_call): Likewise.
8107 (handle_pure_call): Likewise.
8108 (init_base_vars): Likewise.
8109 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8110 (find_func_aliases): We don't need structure copies for
8112 (make_constraint_from_anything): Remove.
8113 (create_variable_info_for): For globals make constraints
8114 from escaped, not from anything.
8115 (compute_points_to_sets): Do not call update_alias_info.
8116 (ipa_pta_execute): Use make_constraint_from.
8118 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8120 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8121 (bitmap.o-warn, dominance.o-warn): New.
8122 * configure.ac (cxx_compat_warn): Delete.
8123 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8124 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8126 * configure: Regenerate.
8128 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8131 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8133 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8134 * df-scan.c (df_notes_rescan): Likewise.
8135 * ggc-page.c (set_page_table_entry): Likewise.
8136 * intl.c (gcc_gettext_width): Likewise.
8137 * varasm.c (get_unnamed_section, get_noswitch_section,
8138 get_section): Likewise.
8140 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8142 * regrename.c (build_def_use): Don't copy RTX.
8144 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8146 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8147 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8148 punctuation. Use @ref instead of @xref.
8149 (Function Names): Remove stray @display/@end display.
8150 (C++ Attributes): Use @ref instead of @xref.
8151 (Deprecated Features): Fix punctuation around @xref.
8152 (Backwards Compatibility): Likewise.
8153 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8155 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8157 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8158 constants for E500 double.
8160 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8162 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8163 element type of const_vector.
8165 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8167 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8168 Remove FLAGS_REG clobber from expander pattern.
8169 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8170 (anddi3, andsi3, andhi3, andqi3): Ditto.
8171 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8172 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8173 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8174 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8175 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8176 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8177 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8178 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8180 2008-06-28 Richard Guenther <rguenther@suse.de>
8182 * tree-ssa-structalias.c (callused_id, var_callused,
8183 callused_tree): Add.
8184 (handle_pure_call): New function.
8185 (find_func_aliases): Call it.
8186 (find_what_p_points_to): Handle the call-used set.
8187 (clobber_what_escaped): Likewise.
8188 (compute_call_used_vars): New function.
8189 (init_base_vars): Init the call-used variable.
8190 (do_sd_constraint): Do not propagate the solution from CALLUSED
8191 but use CALLUSED as a placeholder.
8192 (solve_graph): Likewise.
8193 * tree-flow-inline.h (gimple_call_used_vars): New function.
8194 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8195 (compute_call_used_vars): Declare.
8196 * tree-ssa-alias.c (set_initial_properties): Call
8197 compute_call_used_vars.
8198 (reset_alias_info): Clear call-used variables.
8199 (add_call_clobber_ops): Assert we are not called for const/pure
8200 functions. Remove handling of them.
8201 (add_call_read_ops): Handle pure functions by adding the
8202 call-used set of variables as VUSEs.
8203 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8204 (delete_tree_ssa): Free it.
8205 * tree-dfa.c (remove_referenced_var): Clear the var from the
8208 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8210 * tree.c (build_varargs_function_type_list): New.
8211 (build_function_type_list_1): New.
8212 (build_function_type_list): Use build_function_type_list_1.
8213 * tree.h (build_varargs_function_type_list): New.
8215 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8218 * config/spu/spu.c (spu_builtin_splats): Do not generate
8219 invalid CONST_VECTOR expressions.
8220 (spu_expand_vector_init): Likewise.
8222 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8224 * optabs.c (libfunc_decls): New variable.
8225 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8226 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8227 for the same function twice.
8229 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8231 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8232 ix86_expand_binary_operator directly.
8233 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8235 (*ashrti3_1): Ditto.
8236 (*lshrti3_1): Ditto.
8237 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8238 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8239 using only one splitter. Conditionaly execute splitter before or
8240 after peephole2 pass.
8241 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8242 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8243 Use only one alternative in asm template.
8244 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8246 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8247 "J" operand constraint for operand 2.
8248 (*ashldi3_cconly_rex64): Ditto.
8249 (*ashrdi3_cmp_rex64): Ditto.
8250 (*ashrdi3_cconly_rex64): Ditto.
8251 (*lshrdi3_cmp_rex64): Ditto.
8252 (*lshrdi3_cconly_rex64): Ditto.
8253 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8254 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8255 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8258 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8260 * gimplify.c (omp_is_private): Don't return true if decl is not
8261 already private on #pragma omp for or #pragma omp parallel for.
8264 * tree-cfg.c (struct move_stmt_d): Replace block field with
8265 orig_block and new_block fields.
8266 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8267 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8268 (move_block_to_fn): Replace vars_map and new_label_map arguments
8269 with struct move_stmt_d pointer.
8270 (replace_block_vars_by_duplicates): New function.
8271 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8272 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8273 all subblocks of ORIG_BLOCK to the new function. Call
8274 replace_block_vars_by_duplicates.
8275 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8276 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8277 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8278 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8279 (expand_omp): Temporarily set input_location to the location of
8280 region's controlling stmt.
8281 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8282 BIND_EXPR, push ctx->block_vars and gimplification vars into
8283 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8285 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8286 there are any BLOCK_VARS.
8287 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8288 OMP_PARALLEL or OMP_TASK stmt.
8289 (lower_omp): Save and restore input_location around the lower_omp_1
8292 2008-06-27 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/36400
8295 PR tree-optimization/36373
8296 PR tree-optimization/36344
8297 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8298 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8299 (update_alias_info): Remove call clobbering code.
8300 (make_constraint_to): New helper function.
8301 (make_escape_constraint): Likewise.
8302 (handle_rhs_call): Use it on all pointer containing arguments.
8303 Also mark the static chain escaped.
8304 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8305 instead of ANYTHING.
8306 (make_constraint_from): New helper split out from ...
8307 (make_constraint_from_anything): ... here.
8308 (find_func_aliases): Add constraints for escape sites.
8309 (intra_create_variable_infos): Make constraints from NONLOCAL
8311 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8313 (clobber_what_p_points_to): Remove.
8314 (clobber_what_escaped): New function.
8315 (init_base_vars): Init NONLOCAL and ESCAPED.
8316 (do_sd_constraint): Do not propagate the solution from ESCAPED
8317 but use ESCAPED as a placeholder.
8318 (solve_graph): Likewise.
8319 * tree-flow.h (clobber_what_p_points_to): Remove.
8320 (clobber_what_escaped): Declare.
8321 * tree-ssa-alias.c (set_initial_properties): Call it.
8322 Remove code clobbering escaped pointers.
8324 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8326 * function.c (allocate_struct_function): Only allocate a unique
8327 funcdef_no if the decl is nonzero.
8329 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8331 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8332 * config/mips/mips.c (mips_split_const_insns): New function.
8333 * config/mips/mips.md (move_type): New attribute.
8334 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8335 (dword_mode): New attribute.
8336 (type): Avoid long line. Map "move_type"s to "type"s,
8337 choosing "multi" for doubleword moves if appropriate.
8338 Swap MTC/MFC comments to match their declaration order.
8339 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8340 "type" is "branch" or "jal" is "direct".
8341 (length): Handle "extended_mips16" first. Make the default
8342 "0" for "ghost" instructions. Set the length from "move_type".
8343 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8344 of "type", with "sll0" for the register alternative. Remove the
8345 "extended_mips16" attribute.
8346 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8347 of "type", with "shift_shift" for the register alternative.
8348 Remove the "length" attribute.
8349 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8350 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8351 of "type", with "andi" for the register alternative.
8352 (*zero_extendqihi2): Likewise.
8353 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8354 of "andi" instead of a "type" of "arith".
8355 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8357 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8358 (mov_<store>r, *mov<mode>_ra): Likewise.
8359 (extendsidi2): Use "move_type" instead of "type", with "move"
8360 for the register alternative.
8361 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8362 of "type", with "signext" for the register alternative.
8363 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8364 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8365 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8366 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8367 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8368 (unnamed branch insn): Likewise.
8369 (*movdi_gp32_fp64): Fold into...
8370 (*movdi_32bit): ...here.
8371 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8372 (*movdf_hardfloat): ...this new pattern.
8373 (*movdf_softfloat): Remove redundant FPR alternatives.
8374 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8375 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8376 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8377 the "move" attribute.
8378 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8379 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8380 and "store" for COP loads and stores.
8381 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8382 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8383 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8384 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8385 (*movtf_mips16, *movv2sf): Likewise.
8386 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8387 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8388 (mfhc1<mode>): Use "move_type" instead of "move".
8389 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8390 (loadgp_blockage): Remove the "length" attribute.
8391 (blockage, set_got_version, update_got_version): Likewise.
8392 (call_internal): Remove the "extended_mips16" attribute.
8393 (call_value_internal, call_value_multiple_internal): Likewise.
8394 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8396 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8397 the "length" attribute.
8399 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8401 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8402 -Wcast-qual warnings.
8403 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8404 handle_pragma_pop_macro): Likewise.
8405 * collect2.c (resolve_lib_name): Likewise.
8406 * config/arc/arc.c (arc_init): Likewise.
8407 * config/arm/arm.c (neon_builtin_compare,
8408 locate_neon_builtin_icode): Likewise.
8409 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8410 * config/bfin/bfin.c (bfin_init_machine_status,
8411 bfin_optimize_loop): Likewise.
8412 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8413 * config/cris/cris.c (cris_init_expanders): Likewise.
8414 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8415 * config/darwin.c (machopic_indirection_eq,
8416 machopic_indirection_name, machopic_output_indirection): Likewise.
8417 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8418 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8419 frv_optimize_membar): Likewise.
8420 * config/i386/cygwin.h (mingw_scan,
8421 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8422 * config/i386/cygwin1.c (mingw_scan): Likewise.
8423 * config/i386/i386.c (machopic_output_stub): Likewise.
8424 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8425 i386_pe_unique_section): Likewise.
8426 * config/ia64/ia64.c (ia64_init_machine_status,
8427 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8429 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8430 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8431 * config/m68k/m68k.c (m68k_handle_option,
8432 m68k_sched_md_init_global): Likewise.
8433 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8434 mcore_unique_section): Likewise.
8435 * config/mips/mips.c (mips_block_move_straight,
8436 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8438 * config/mmix/mmix.c (mmix_init_machine_status,
8439 mmix_encode_section_info): Likewise.
8440 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8441 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8442 print_operand_address, output_toc, redefine_groups,
8443 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8444 * config/s390/s390.c (s390_init_machine_status): Likewise.
8445 * config/score/score.c (score_block_move_straight,
8446 score_block_move_loop_body): Likewise.
8447 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8448 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8449 * emit-rtl.c (find_auto_inc): Likewise.
8450 * gcc.c (translate_options, process_command): Likewise.
8451 * reorg.c (dbr_schedule): Likewise.
8452 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8453 * xcoffout.c (xcoffout_declare_function): Likewise.
8455 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8457 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8458 ipa-pta working again.
8460 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8462 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8465 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8467 * config.gcc (powerpc*-*-*): Add new core e500mc.
8468 * config/rs6000/e500mc.md: New file.
8469 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8471 (rs6000_override_options): Add e500mc case to
8472 processor_target_table. Altivec and Spe options not allowed
8473 with e500mc. Add isel instruction to e500mc by
8474 default. Initialize rs6000_cost for e500mc.
8475 (rs6000_issue_rate): Set issue rate for e500mc.
8476 * config/rs6000/rs6000.h (processor_type): Add
8477 PROCESSOR_PPCE500MC.
8478 (ASM_CPU_SPEC): Add e500mc.
8479 Set TARGET_ISEL to rs6000_isel.
8480 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8481 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8482 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8484 * doc/invoke.texi: Add e500mc to list of cpus.
8486 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8489 * c-lex.c (lex_charconst): Initialize unsignedp.
8491 2008-06-27 Olivier Hainque <hainque@adacore.com>
8493 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8494 documented assumptions.
8496 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8498 * dwarf2out.c: Remove trailing white spaces. Break long line
8501 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8503 * libfuncs.h (LTI_synchronize): New libfunc_index.
8504 (synchronize_libfunc): Declare.
8505 * builtins.c (expand_builtin_synchronize): Consider using
8506 synchronize_libfunc before falling back on an asm blockage.
8507 * config/mips/mips.c: Include libfuncs.h
8508 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8510 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8512 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8513 parameter. Copy stack_reg to r11 where appropriate.
8514 (no_global_regs_above): Add gpr parameter.
8515 (rs6000_stack_info): Only add padding for SPE save area if we
8516 are saving SPE GPRs and CR.
8517 (saveres_routine_syms): New variable.
8518 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8520 (rs6000_savres_routine_sym): New function.
8521 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8523 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8524 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8525 Tweak FPR out-of-line saving.
8526 (rs6000_make_savres_rtx): New function.
8527 (rs6000_use_multiple_p): New function.
8528 (rs6000_savres_strategy): New function.
8529 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8530 out-of-line if appropriate.
8531 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8532 if we are optimizing for size.
8533 (GP_SAVE_INLINE): Define.
8534 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8535 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8536 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8537 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8538 (*save_fpregs_<mode>): Add use of r11.
8539 (*restore_gpregs_<mode>): New insn.
8540 (*return_and_restore_gpregs_<mode>): New insn.
8541 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8543 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8544 (*restore_gpregs_spe): New insn.
8545 (*return_and_restore_gpregs_spe): New insn.
8546 * config/rs6000/predicates.md (save_world_operation): Fix check.
8548 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8550 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8551 this point, so assert that.
8553 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8555 * cfganal.c: Include vec.h and vecprim.h.
8556 (compute_idf): Import from...
8557 * tree-into-ssa (compute_idf): ...here.
8558 * basic-block.h (compute_idf): Export.
8560 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8562 * c-decl.c (merge_decls): Use !current_function_decl to check for
8563 extern declaration of C99 inline function being at file scope.
8565 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8567 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8569 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8571 * alias.c (record_alias_subset, init_alias_analysis): Fix
8572 -Wc++-compat and/or -Wcast-qual warnings.
8573 * attribs.c (lookup_attribute_spec): Likewise.
8574 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8575 copy_bb, connect_traces,
8576 find_rarely_executed_basic_blocks_and_cr): Likewise.
8577 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8578 note_btr_set, migrate_btr_defs): Likewise.
8579 * builtins.c (result_vector, expand_builtin_memcpy,
8580 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8581 builtin_memset_read_str, expand_builtin_printf,
8582 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8584 * caller-save.c (mark_set_regs): Likewise.
8585 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8586 * cgraph.c (cgraph_edge): Likewise.
8587 * combine.c (likely_spilled_retval_1): Likewise.
8588 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8589 htab_counts_entry_del, get_coverage_counts): Likewise.
8590 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8591 new_cselib_val): Likewise.
8592 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8593 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8595 * df-core.c (df_compact_blocks): Likewise.
8596 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8597 * df-scan.c (df_grow_reg_info, df_ref_create,
8598 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8599 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8600 df_record_entry_block_defs, df_record_exit_block_uses,
8601 df_bb_verify): Likewise.
8602 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8603 DF_REF_EXTRACT_MODE_CONST): New.
8604 * dominance.c (get_immediate_dominator, get_dominated_by,
8605 nearest_common_dominator, root_of_dom_tree,
8606 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8607 -Wc++-compat and/or -Wcast-qual warnings.
8608 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8609 record_store, replace_read, check_mem_read_rtx, scan_insn,
8610 dse_step1, dse_record_singleton_alias_set): Likewise.
8611 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8613 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8615 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8616 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8617 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8618 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8619 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8620 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8621 file_name_acquire, output_file_names, add_const_value_attribute,
8622 premark_used_types_helper, file_table_eq, file_table_hash,
8623 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8624 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8625 -Wcast-qual warnings.
8626 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8627 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8628 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8629 gen_reg_rtx, start_sequence, init_emit): Likewise.
8630 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8631 * except.c (init_eh_for_function, gen_eh_region,
8632 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8633 arh_to_landing_pad, arh_to_label, add_action_record,
8634 add_call_site, switch_to_exception_section): Likewise.
8635 * expmed.c (synth_mult): Likewise.
8636 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8637 store_expr): Likewise.
8638 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8640 * function.c (assign_stack_temp_for_type,
8641 allocate_struct_function, match_asm_constraints_1): Likewise.
8642 * gcov-io.c (gcov_allocate): Likewise.
8643 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8644 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8645 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8646 record_one_set, insert_expr_in_table, insert_set_in_table,
8647 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8648 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8649 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8650 -Wcast-qual warnings.
8652 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8654 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8655 -Wcast-qual warnings.
8656 * gcc.c (process_command): Likewise.
8657 * genattrtab.c (oballoc): Use XOBNEW.
8658 (oballocvec): Define.
8659 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8660 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8661 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8662 -Wc++-compat and/or -Wcast-qual warnings.
8663 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8664 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8665 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8666 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8667 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8668 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8669 add_excls, process_presence_absence_names,
8670 process_presence_absence_patterns, add_presence_absence,
8671 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8672 get_free_state, add_arc, get_free_automata_list_el,
8673 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8674 transform_3, cache_presence, create_ainsns, create_automata,
8675 create_state_ainsn_table, dfa_insn_code_enlarge,
8676 output_trans_func, output_min_issue_delay_func,
8677 output_dead_lock_func, output_reset_func,
8678 output_get_cpu_unit_code_func, output_dfa_start_func,
8679 expand_automata): Likewise.
8680 * genextract.c (gen_insn): Likewise.
8681 * gengtype-lex.l: Likewise.
8682 * gengtype.c (read_input_list, adjust_field_type,
8683 process_gc_options): Likewise.
8684 * genoutput.c (note_constraint): Likewise.
8685 * genpreds.c (mangle, add_constraint): Likewise.
8686 * genrecog.c (process_define_predicate, new_decision,
8687 add_to_sequence): Likewise.
8688 * gensupport.c (record_insn_name): Likewise.
8690 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8692 * config/i386/driver-i386.c (detect_caches_amd,
8693 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8694 and/or -Wcast-qual warnings.
8695 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8696 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8697 gt_pch_save): Likewise.
8698 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8699 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8700 * global.c (compute_regsets): Likewise.
8701 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8702 finish_graph_dump_file): Likewise.
8703 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8704 unlink_bb_notes): Likewise.
8705 * integrate.c (get_hard_reg_initial_val): Likewise.
8706 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8707 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8708 * local-alloc.c (update_equiv_regs): Likewise.
8709 * loop-invariant.c (check_invariant_table_size,
8710 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8712 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8713 altered_reg_used, mark_altered): Likewise.
8714 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8715 insert_var_expansion_initialization,
8716 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8717 release_var_copies): Likewise.
8718 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8719 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8720 analyze_accesses_for_phi_node, check_var_notmodified_p,
8721 check_allocation_function, find_sites_in_func,
8722 record_all_accesses_in_func, transform_access_sites,
8723 transform_allocation_sites): Likewise.
8724 * omp-low.c (new_omp_region, create_omp_child_function_name,
8725 check_omp_nesting_restrictions, check_combined_parallel,
8726 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8727 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8728 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8729 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8731 * opts-common.c (prune_options): Likewise.
8732 * opts.c (add_input_filename, print_filtered_help,
8733 get_option_state): Likewise.
8734 * params.c (add_params): Likewise.
8735 * passes.c (set_pass_for_id, next_pass_1,
8736 do_per_function_toporder, pass_fini_dump_file): Likewise.
8737 * postreload.c (reload_cse_simplify_operands): Likewise.
8738 * predict.c (tree_predicted_by_p, tree_predict_edge,
8739 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8741 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8743 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8745 * recog.c (check_asm_operands, validate_change_1): Likewise.
8746 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8747 subst_asm_stack_regs): Likewise.
8748 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8749 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8750 * regmove.c (reg_is_remote_constant_p): Likewise.
8751 * regrename.c (regrename_optimize, scan_rtx_reg,
8752 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8754 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8755 regstat_compute_calls_crossed): Likewise.
8756 * reload1.c (init_reload, new_insn_chain,
8757 has_nonexceptional_receiver, reload, copy_reloads,
8758 calculate_needs_all_insns, init_elim_table): Likewise.
8759 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8760 * rtl.c (shallow_copy_rtx_stat): Likewise.
8761 * rtlanal.c (parms_set): Likewise.
8762 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8763 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8764 * sched-ebb.c (earliest_block_with_similiar_load,
8765 add_deps_for_risky_insns): Likewise.
8766 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8767 schedule_region): Likewise.
8768 * see.c (eq_descriptor_pre_extension,
8769 hash_descriptor_pre_extension, hash_del_pre_extension,
8770 eq_descriptor_properties, hash_descriptor_properties,
8771 hash_del_properties, see_seek_pre_extension_expr,
8772 see_initialize_data_structures, see_print_register_properties,
8773 see_print_pre_extension_expr, see_delete_merged_def_extension,
8774 see_delete_unmerged_def_extension, see_emit_use_extension,
8775 see_pre_delete_extension, see_map_extension, see_commit_changes,
8776 see_analyze_merged_def_local_prop,
8777 see_analyze_merged_def_local_prop,
8778 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8779 see_set_prop_merged_def, see_set_prop_unmerged_def,
8780 see_set_prop_unmerged_use, see_print_one_extension,
8781 see_merge_one_use_extension, see_merge_one_def_extension,
8782 see_store_reference_and_extension, see_update_uses_relevancy,
8783 see_update_defs_relevancy): Likewise.
8784 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8785 hash_statistics_free, curr_statistics_hash): Likewise.
8786 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8787 expand_asm_operands, expand_return, case_bit_test_cmp,
8788 expand_case): Likewise.
8789 * stor-layout.c (start_record_layout): Likewise.
8790 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8791 gt_pch_save_stringpool): Likewise.
8792 * tree-data-ref.c (hash_stmt_vertex_info,
8793 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8794 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8796 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md : Change constraints of HImode and QImode
8800 immediate operands from "i" to "n". Change SImode "ni" constraint to
8801 "i" and SImode "rmi" constraint to "g". Remove all constraints
8802 from const0_operand and const1_operand predicated operands.
8803 (i): Change QImode and HImode attribute from "i" to "n".
8804 (*subqi_2): Change HImode operands to QImode.
8807 2008-06-25 Olivier Hainque <hainque@adacore.com>
8809 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8812 2008-06-25 Richard Guenther <rguenther@suse.de>
8814 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8815 not overflow the result type.
8817 2008-06-25 Richard Guenther <rguenther@suse.de>
8819 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8820 (vn_lookup): Likewise.
8822 2008-06-25 Richard Guenther <rguenther@suse.de>
8824 PR tree-optimization/35518
8825 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8826 * tree-sra.c (instantiate_element): Use fold_build3 to build
8828 (try_instantiate_multiple_fields): Likewise.
8830 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8832 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8835 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8837 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8838 use_backchain_to_restore_sp to true
8839 if the offset of the link register save area would go over the 32k - 1
8840 offset limit of the load
8843 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8845 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8846 anchor for the type-punning blurb. Cross-reference "Structures
8847 unions enumerations and bit-fields implementation". Provide a
8848 cast-through-pointer example. Make final sentence self-contained.
8849 * doc/implement-c.texi (Structures unions enumerations and
8850 bit-fields implementation): Cross-reference the type-punning blurb
8851 in the -fstrict-aliasing documentation.
8853 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8856 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8857 the memory instead of the memory itself for the save area.
8859 2008-06-24 Olivier Hainque <hainque@adacore.com>
8860 Nicolas Roche <roche@adacore.com>
8862 * gengtype.c (srcdir_len): size_t instead of int.
8863 (get_file_realbasename): New function. For F a filename, the real
8864 basename of F, with all the path components stripped.
8865 (get_file_srcdir_relative_path): New function. For F a filename, the
8866 relative path to F from $(srcdir).
8867 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8868 get_file_realbasename. Adjust the head comment.
8869 (get_prefix_langdir_index): New function. For F a filename, return the
8870 lang_dir_names[] relative index of the language directory that is
8872 (get_file_langdir): For F a filename, return the name of the language
8873 directory where F is located.
8874 (get_file_gtfilename): New function. The gt- output file name for an
8876 (get_output_file_with_visibility): Replace in-line computations with
8877 uses of get_file_gtfilename and get_prefix_langdir_index.
8878 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8880 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8882 PR tree-optimization/36504
8883 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8884 references without base address.
8886 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8889 * calls.c (expand_call): Increase alignment for recursive functions.
8891 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8893 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8894 (TARGET_FUNCTION_VALUE): New define.
8895 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8896 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8898 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8900 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8901 (fmod<mode>3): Ditto.
8902 (remainderxf3): Ditto.
8903 (remainder<mode>3): Ditto.
8905 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8908 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8909 REG is a hard register.
8911 PR tree-optimization/36508
8912 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8913 499, don't check it at all in release compilers.
8915 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8917 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8918 together with SSE_TARGET_MATH to disable insn pattern.
8919 (*fop_<MODEF:mode>_2_i387): Ditto.
8920 (*fop_<MODEF:mode>_3_i387): Ditto.
8922 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8924 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8926 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8929 * gimplify.c (gimplify_asm_expr): Check the return code of
8930 parse_output_constraint call, set function return and is_inout
8933 2008-06-22 Ian Lance Taylor <iant@google.com>
8935 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8936 (narrowest_signed_type): Likewise.
8937 * c-typeck.c (c_common_type): Change local variable mclass to enum
8939 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8940 tcc_comparison, not the tree code itself.
8941 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8942 (c_expand_expr): Cast modifier to enum expand_modifier.
8943 * c-common.h (C_RID_CODE): Add casts.
8944 (C_SET_RID_CODE): Define.
8945 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8946 (c_lex_one_token): Add cast to avoid warning.
8947 (c_parser_objc_type_name): Rename local typename to type_name.
8948 (check_no_duplicate_clause): Change code parameter to enum
8950 (c_parser_omp_var_list_parens): Change kind parameter to enum
8952 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8953 c_parser_omp_list_var_parens.
8954 (c_parser_omp_threadprivate): Likewise.
8955 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8956 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8957 * c-format.c (NO_FMT): Define.
8958 (printf_length_specs): Use NO_FMT.
8959 (asm_fprintf_length_specs): Likewise.
8960 (gcc_diag_length_specs): Likewise.
8961 (scanf_length_specs): Likewise.
8962 (strfmon_length_specs): Likewise.
8963 (gcc_gfc_length_specs): Likewise.
8964 (printf_flag_specs): Change 0 to STD_C89.
8965 (asm_fprintf_flag_specs): Likewise.
8966 (gcc_diag_flag_specs): Likewise.
8967 (gcc_cxxdiag_flag_specs): Likewise.
8968 (scanf_flag_specs): Likewise.
8969 (strftime_flag_specs): Likewise.
8970 (strfmon_flag_specs): Likewise.
8971 (print_char_table): Likewise.
8972 (asm_fprintf_char_table): Likewise.
8973 (gcc_diag_char_table): Likewise.
8974 (gcc_tdiag_char_table): Likewise.
8975 (gcc_cdiag_char_table): Likewise.
8976 (gcc_cxxdiag_char_table): Likewise.
8977 (gcc_gfc_char_table): Likewise.
8978 (scan_char_table): Likewise.
8979 (time_char_table): Likewis.
8980 (monetary_char_table): Likewise.
8981 * c-format.h (BADLEN): Likewise.
8983 2008-06-21 Ian Lance Taylor <iant@google.com>
8985 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8986 Define END_OF_BASE_TREE_CODES around inclusion.
8987 * tree.c (tree_code_type): New global array.
8988 (tree_code_length, tree_code_name): Likewise.
8989 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8991 (all-tree.def, s-alltree): New targets.
8992 (gencheck.h, s-gencheck): Remove.
8993 (tree.o): Depend upon all-tree.def.
8994 (build/gencheck.o): Remove gencheck.h dependency.
8995 (mostlyclean): Don't remove gencheck.h.
8996 * c-common.h (enum c_tree_code): Remove.
8997 * c-lang.c (tree_code_type): Remove.
8998 (tree_code_length, tree_code_name): Remove.
8999 * gencheck.c (tree_codes): Include all-tree.def, rather than
9000 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9002 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9004 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9005 (operator_name_info): Size to MAX_TREE_CODES.
9006 (assignment_operator_name_info): Likewise.
9007 * cp/cp-lang.c (tree_code_type): Remove.
9008 (tree_code_length, tree_code_name): Remove.
9009 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9010 (assignment_operator_name_info): Likewise.
9011 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9013 * cp/mangle.c (write_expression): Likewise.
9014 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9015 * fortran/f95-lang.c (tree_code_type): Remove.
9016 (tree_code_length, tree_code_name): Remove.
9017 * java/java-tree.h (enum java_tree_code): Remove.
9018 * java/lang.c (tree_code_type): Remove.
9019 (tree_code_length, tree_code_name): Remove.
9020 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9021 * objc/objc-act.h (enum objc_tree_code): Remove.
9022 * objc/objc-lang.c (tree_code_type): Remove.
9023 (tree_code_length, tree_code_name): Remove.
9024 * objcp/objcp-lang.c (tree_code_type): Remove.
9025 (tree_code_length, tree_code_name): Remove.
9026 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9027 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9028 * ada/misc.c (tree_code_type): Remove.
9029 (tree_code_length, tree_code_name): Remove.
9031 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9033 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9034 the grand_bitmap_obstack.
9036 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9038 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9039 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9040 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9041 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9042 move_stmt_r, new_label_mapper): Likewise.
9043 * tree-complex.c (cvc_lookup): Likewise.
9044 * tree-dfa.c (create_function_ann): Likewise.
9045 * tree-dump.c (dump_register): Likewise.
9046 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9047 find_phi_replacement_condition): Likewise.
9048 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9049 tree_function_versioning): Likewise.
9050 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9051 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9052 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9053 get_nonlocal_debug_decl, convert_nonlocal_reference,
9054 convert_nonlocal_omp_clauses, get_local_debug_decl,
9055 convert_local_reference, convert_local_omp_clauses,
9056 convert_nl_goto_reference, convert_nl_goto_receiver,
9057 convert_tramp_reference, convert_call_expr): Likewise.
9058 * tree-outof-ssa.c (contains_tree_r): Likewise.
9059 * tree-parloops.c (reduction_phi, initialize_reductions,
9060 eliminate_local_variables_1, add_field_for_reduction,
9061 add_field_for_name, create_phi_for_local_result,
9062 create_call_for_reduction_1, create_loads_for_reductions,
9063 create_stores_for_reduction, create_loads_and_stores_for_name):
9065 * tree-phinodes.c (allocate_phi_node): Likewise.
9066 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9067 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9068 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9069 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9070 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9071 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9072 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9073 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9074 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9075 vn_nary_op_insert): Likewise.
9076 * tree-ssa.c (redirect_edge_var_map_add,
9077 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9078 * tree-vectorizer.c (vectorize_loops): Likewise.
9079 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9080 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9081 tree_cons_stat, build1_stat, build_variant_type_copy,
9082 decl_init_priority_lookup, decl_fini_priority_lookup,
9083 decl_priority_info, decl_restrict_base_lookup,
9084 decl_restrict_base_insert, decl_debug_expr_lookup,
9085 decl_debug_expr_insert, decl_value_expr_lookup,
9086 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9087 type_hash_add, get_file_function_name, tree_check_failed,
9088 tree_not_check_failed, tree_range_check_failed,
9089 omp_clause_range_check_failed, build_omp_clause,
9090 build_vl_exp_stat): Likewise.
9091 * value-prof.c (gimple_histogram_value,
9092 gimple_duplicate_stmt_histograms): Likewise.
9093 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9094 unshare_variable, variable_union_info_cmp_pos, variable_union,
9095 dataflow_set_different_1, dataflow_set_different_2,
9096 vt_find_locations, variable_was_changed, set_variable_part,
9097 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9098 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9099 section_entry_hash, object_block_entry_eq,
9100 object_block_entry_hash, create_block_symbol,
9101 initialize_cold_section_name, default_function_rodata_section,
9102 strip_reg_name, set_user_assembler_name, const_desc_eq,
9103 build_constant_desc, output_constant_def, lookup_constant_def,
9104 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9105 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9106 default_internal_label): Likewise.
9107 * varray.c (varray_init, varray_grow): Likewise.
9108 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9110 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9112 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9113 operators for "test" insn. Macroize insn using SWI mode macro.
9114 (*jcc_fused_2): Ditto.
9115 (*jcc_fused_3): Macroize insn using SWI mode macro.
9116 (*jcc_fused_4): Ditto.
9118 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9120 * tree-ssa-pre.c: Fix typo in comment.
9121 (init_antic, fini_antic): Add explicit funtions for
9122 initializing and deinitializing ANTIC and AVAIL sets.
9123 (create_expression_by_pieces): Fix typo in comment.
9124 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9125 (execute_pre): Eventually dump details about ANTIC_IN.
9127 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9129 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9130 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9131 add_to_obstack, file_at_path, find_a_file, execute,
9132 add_preprocessor_option, add_assembler_option, add_linker_option,
9133 process_command, insert_wrapper, do_option_spec, do_self_spec,
9134 spec_path, do_spec_1, is_directory, main, used_arg,
9135 getenv_spec_function): Likewise.
9136 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9137 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9140 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9142 * doc/rtl.texi: Updated subreg section.
9144 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9147 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9148 node->needed and node->reachable.
9149 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9150 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9151 (expand_task_call): Don't call expand_task_copyfn.
9152 (expand_task_copyfn): Renamed to...
9153 (finalize_task_copyfn): ... this.
9155 2008-06-19 Jan Hubicka <jh@suse.cz>
9157 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9158 clobbering framepointer.
9160 2008-06-19 Jan Hubicka <jh@suse.cz>
9162 * tree-optimize.c (execute_early_local_optimizations): Set
9163 cgraph_state only at first invocation.
9165 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9167 * system.h (-Wc++-compat): Activate as a warning, no an error.
9169 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9171 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9172 instead of "#" in insn asm template.
9173 (*jcc_fused_2): Ditto.
9175 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9177 * config/i386/i386.h (ix86_tune_indices)
9178 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9179 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9180 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9181 (*jcc_fused_2): Ditto.
9182 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9183 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9184 (print operand): Handle 'E' and 'e' code.
9186 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9188 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9190 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9192 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9194 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9196 (cgraph_expand_function): Use local copy of decl.
9197 (cgraph_expand_all_functions): Remove redundant initialization of
9199 (cgraph_optimize): Reword internal_error message.
9201 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9203 * arm-protos.h (arm_return_in_memory): Remove public
9204 arm_return_in_memory() prototype.
9205 * arm.c (arm_return_in_memory): Add static prototype, add target
9206 hook macro, change definition and comments.
9207 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9209 2008-06-19 Ben Elliston <bje@au.ibm.com>
9211 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9212 real.c: Remove references to IEEE 754R.
9213 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9214 * doc/libgcc.texi (Decimal float library routines): Likewise.
9216 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9218 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9219 (default_unwind_word_mode): Add prototype.
9220 * targhooks.c (default_unwind_word_mode): New function.
9221 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9222 instead of word_mode.
9223 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9224 (TARGET_INITIALIZER): Use it.
9226 * c-common.c (handle_mode_attribute): Support "unwind_word"
9228 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9230 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9231 word_mode to access SjLj_Function_Context member "data".
9232 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9233 conversion from targetm.eh_return_filter_mode () to
9234 targetm.unwind_word_mode () if they differ.
9236 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9237 (BT_FN_UNWINDWORD_PTR): New function type.
9238 (BT_FN_WORD_PTR): Remove.
9239 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9240 * except.c (expand_builtin_extend_pointer): Convert pointer to
9241 targetm.unwind_word_mode () instead of word_mode.
9243 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9244 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9245 (spu_unwind_word_mode): New function.
9246 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9247 (TARGET_UNWIND_WORD_MODE): Define.
9248 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9250 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9252 * config/spu/spu.c (reg_align): Remove.
9253 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9254 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9255 (spu_split_store): Likewise.
9257 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9259 * gcc/tree-vn.c: Fix typo in comment.
9261 2008-06-18 Jan Hubicka <jh@suse.cz>
9263 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9264 toplevel reorder too.
9266 2008-06-18 Jan Hubicka <jh@suse.cz>
9268 * c-opts.c (c_common_post_options): PCH is not compatible with
9270 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9271 -fno-toplevel-reorder by default now.
9273 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9275 PR documentation/30739
9276 * doc/install.texi (Prerequisites): Document dependency on awk.
9278 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9279 Ian Lance Taylor <iant@google.com>
9281 PR rtl-optimization/35604
9282 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9283 only want to change jump destinations, not eventual label comparisons.
9285 2008-06-16 Jan Hubicka <jh@suse.cz>
9287 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9289 (cgraph_analyze_function): Likewise.
9291 2008-06-16 Jan Hubicka <jh@suse.cz>
9293 * cgraph.h (cgraph_mark_if_needed): New function.
9294 * cgraphunit.c (cgraph_mark_if_needed): New function.
9295 * c-decl.c (duplicate_decl): Use it.
9297 2008-06-16 Jan Hubicka <jh@suse.cz>
9299 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9302 2008-06-16 Jan Hubicka <jh@suse.cz>
9304 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9306 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9307 Kazu Hirata <kazu@codesourcery.com>
9308 Maxim Kuvyrkov <maxim@codesourcery.com
9310 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9311 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9312 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9313 EXTRA_SPEC_FUNCTIONS.
9314 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9315 (DRIVER_SELF_SPECS): Adjust.
9316 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9317 * config/mips/st.h, config/mips/t-st: New.
9318 * config/mips/driver-native.c, config/mips/x-native: New.
9319 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9322 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9324 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9326 (ISA_HAS_FP_CONDMOVE): New macro.
9327 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9328 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9329 (ISA_HAS_NMADD3_NMSUB3): New macro.
9330 * config/mips/mips.c (mips_rtx_costs): Update.
9331 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9332 compiling for ST Loongson 2E/2F.
9333 (madd<mode>): Rename to madd4<mode>. Update.
9334 (madd3<mode>): New pattern.
9335 (msub<mode>): Rename to msub4<mode>. Update.
9336 (msub3<mode>): New pattern.
9337 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9338 (nmadd3<mode>): New pattern.
9339 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9340 (nmadd3<mode>_fastmath): New pattern.
9341 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9342 (nmsub3<mode>): New pattern.
9343 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9344 (nmsub3<mode>_fastmath): New pattern.
9345 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9347 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9349 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9350 (DF_REF_INSN_INFO): New.
9351 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9352 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9353 with a NULL DF_REF_INSN_INFO.
9354 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9356 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9357 DF_INSN_INFO_EQ_USES): New.
9358 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9359 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9360 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9361 * df-core.c: Update comment for above changes.
9362 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9363 DF_INSN_UID_* macros.
9364 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9365 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9366 insn rtx. Update all callers.
9367 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9368 df_ref_create_structure, df_insn_refs_collect): Likewise.
9369 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9370 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9371 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9372 macros to access the insn refs.
9373 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9374 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9375 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9376 for accessing the refs.
9377 (try_fwprop_subst): Likewise.
9378 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9379 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9380 for accessing the refs.
9381 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9382 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9383 to look at the insn refs.
9384 (record_uses): Likewise.
9385 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9387 (mark_artificial_uses): Don't mark_insn for artificial refs.
9388 (mark_reg_rependencies): Likewise.
9390 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9392 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9394 * configure: Regenerate.
9396 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9398 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9399 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9400 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9402 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9404 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9405 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9406 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9408 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9410 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9411 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9412 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9414 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9416 * tree-ssa-sccvn.c: Fix format of comments.
9418 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9420 * cgraph.c: Remove unneeded forward declarations of eq_node()
9423 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9425 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9427 (see_update_relevancy): Likewise.
9428 * fwprop.c (try_fwprop_subst): Likewise.
9429 * rtlanal.c (noop_move_p): Likewise.
9430 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9431 notes to non-existing libcall blocks.
9432 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9434 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9435 (dead_libcall_p): Remove.
9436 (delete_trivially_dead_insns): Don't use it.
9437 * web.c (union_defs): Remove comment about keeping nops.
9438 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9439 (compute_hash_table_work): Don't track libcall notes.
9440 (do_local_cprop): Don't take libcall pointers. Don't update
9442 (adjust_libcall_notes): Deleted.
9443 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9444 ever have existed in the first place).
9445 (replace_store_insn): Don't try to remove libcall notes.
9446 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9447 (resolve_reg_notes): Don't call them.
9448 (resolve_simple_move): Likewise.
9449 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9450 Don't remove REG_RETVAL notes.
9451 * emit-rtl.c (try_split): Don't update libcall notes.
9452 (emit_copy_of_insn_after): Dito.
9453 * cselib.c (cselib_current_insn_in_libcall): Remove.
9454 (cselib_process_insn): Don't set/clear it.
9455 (new_elt_loc_list): Don't record it.
9456 (cselib_init): Don't initialize it.
9457 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9458 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9460 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9461 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9462 (init_deps): Don't initialize it.
9463 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9464 * combine.c (delete_noop_moves): Don't update libcall notes.
9465 (can_combine_p): Remove now pointless #if 0 block.
9466 (try_combine): Remove another obsolete #if 0 block.
9467 (distribute_notes): Don't distribute libcall notes.
9468 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9469 * dce.c (libcall_dead_p): Remove.
9470 (delete_unmarked_insns): Don't handle libcall blocks.
9471 (preserve_libcall_for_dce): Remove.
9472 (prescan_insns_for_dce): Don't special-case libcall block insns.
9473 * reload1 (reload): Don't handle libcall notes.
9474 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9477 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9479 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9481 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9483 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9485 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9486 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9487 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9489 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9491 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9493 2008-06-16 Ira Rosen <irar@il.ibm.com>
9495 PR tree-optimization/36493
9496 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9497 the arguments list. Use VECTYPE to create vector pointer.
9498 (vectorizable_store): Fail if accesses through a pointer to vectype
9499 do not alias the original memory reference operands.
9500 Call vect_create_data_ref_ptr without the removed argument.
9501 (vectorizable_load): Likewise.
9502 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9505 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9508 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9511 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9513 * config/mips/loongson2ef.md: New file.
9514 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9515 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9516 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9517 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9518 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9520 (loongson2ef.md): New include.
9521 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9522 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9523 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9524 (loongson_gt_<mode>, loongson_extract_halfword)
9525 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9526 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9527 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9528 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9529 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9530 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9531 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9532 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9533 (vec_interleave_low<mode>): Define type attribute.
9534 * config/mips/mips.c (mips_ls2): New static variable.
9535 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9536 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9537 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9538 Implement target scheduling hooks.
9539 (mips_multipass_dfa_lookahead): Update to handle tuning for
9541 (mips_sched_init): Initialize data for Loongson scheduling.
9542 (mips_ls2_variable_issue): New static function.
9543 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9545 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9546 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9547 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9548 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9549 Handle ST Loongson 2E/2F cores.
9550 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9552 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9554 * omp-low.c (extract_omp_for_data): Fix comment typo.
9557 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9559 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9560 FIXME note about gcc/config.guess.
9561 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9562 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9563 * doc/cppopts.texi: Likewise.
9564 * doc/extend.texi: Likewise.
9565 * doc/gcc.texi: Likewise.
9566 * doc/gccint.texi: Likewise.
9567 * doc/gcov.texi: Likewise.
9568 * doc/gty.texi: Likewise.
9569 * doc/hostconfig.texi: Likewise.
9570 * doc/install.texi: Likewise.
9571 * doc/invoke.texi: Likewise.
9572 * doc/loop.texi: Likewise.
9573 * doc/makefile.texi: Likewise.
9574 * doc/md.texi: Likewise.
9575 * doc/passes.texi: Likewise.
9576 * doc/tm.texi: Likewise.
9577 * doc/tree-ssa.texi: Likewise.
9578 * doc/trouble.texi: Likewise.
9580 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9581 Nathan Sidwell <nathan@codesourcery.com>
9582 Maxim Kuvyrkov <maxim@codesourcery.com>
9583 Richard Sandiford <rdsandiford@googlemail.com>
9585 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9586 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9587 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9589 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9590 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9591 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9593 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9594 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9595 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9596 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9597 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9598 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9599 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9600 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9601 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9602 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9603 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9604 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9605 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9606 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9607 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9608 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9609 (mips_builtins): Add Loongson builtins.
9610 (mips_loongson_2ef_bdesc): New.
9611 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9612 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9613 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9614 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9616 (mips_expand_vector_init): New.
9617 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9618 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9620 * config/mips/mips.md: Add unspec numbers for Loongson
9621 builtins. Include loongson.md.
9622 (MOVE64): Include Loongson vector modes.
9623 (SPLITF): Include Loongson vector modes.
9624 (HALFMODE): Handle Loongson vector modes.
9625 * config/mips/loongson.md: New.
9626 * config/mips/loongson.h: New.
9627 * config.gcc: Add loongson.h header for mips*-*-* targets.
9628 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9630 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9632 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9633 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9634 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9635 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9636 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9637 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9638 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9639 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9640 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9641 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9642 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9643 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9644 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9645 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9646 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9647 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9648 Remove use_fixproto=yes.
9649 (ia64*-*-hpux*): Remove comment about using fixproto.
9650 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9652 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9654 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9656 * configure: Regenerate.
9658 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9661 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9662 before evaluating it.
9664 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9667 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9668 nested inline functions.
9669 (start_decl, start_function): Don't invert DECL_EXTERNAL
9670 for nested inline functions.
9672 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9674 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9675 splits that must be made for correctness.
9677 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9679 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9680 (AVAIL_NON_MIPS16): Likewise.
9681 (mips_builtin_description): Replace target_flags with a predicate.
9682 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9683 (dspr2_32): New availability predicates.
9684 (MIPS_BUILTIN): New macro.
9685 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9686 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9687 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9688 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9689 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9690 (mips_dsp_32only_bdesc): Merge into...
9691 (mips_builtins): ...this new array.
9692 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9693 (mips_init_builtins): Update after above changes.
9694 (mips_expand_builtin_1): Merge into...
9695 (mips_expand_builtin): ...here and update after above changes.
9697 2008-06-12 Paul Brook <paul@codesourcery.com>
9699 * longlong.h (__arm__): Define count_leading_zeros.
9700 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9701 (clzsi2, clzdi2): New functions.
9702 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9703 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9704 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9705 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9706 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9707 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9708 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9709 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9710 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9711 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9713 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9715 * config/m68k/m68k.c (m68k_tune_flags): New.
9716 (override_options): Compute m68k_tune_flags.
9717 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9718 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9720 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9723 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9725 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9727 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9728 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9730 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9732 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9733 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9735 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9738 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9741 2008-06-12 Richard Guenther <rguenther@suse.de>
9743 PR tree-optimization/36345
9744 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9745 add memory_tag_needed flag.
9746 (may_alias_p): Declare.
9747 * tree-ssa-alias.c (may_alias_p): Export.
9748 (set_initial_properties): Use memory_tag_needed flag.
9749 (update_reference_counts): Likewise.
9750 (reset_alias_info): Reset memory_tag_needed flag.
9751 (create_name_tags): Check memory_tag_needed flag.
9752 (dump_points_to_info_for): Dump it.
9753 * tree-ssa-structalias.c (struct variable_info): Remove
9754 directly_dereferenced flag.
9755 (new_var_info): Do not initialize it.
9756 (process_constraint_1): Do not set it.
9757 (update_alias_info): Set is_dereferenced flag.
9758 (set_uids_in_ptset): Use may_alias_p.
9759 (set_used_smts): Check memory_tag_needed flag.
9760 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9761 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9762 memory_tag_needed flag.
9763 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9766 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9768 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9769 red zone for w64 abi.
9770 (ix86_expand_prologue): Likewise.
9771 (ix86_force_to_memory): Likewise.
9772 (ix86_free_from_memory): Likewise.
9774 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9777 * config/rs6000/rs6000.c (rs6000_override_options): Set
9778 rs6000_isel conditionally to the absence of comand line override.
9779 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9780 Remove duplicate rs6000_isel setting.
9781 * config/rs6000/eabispe.h: Ditto.
9783 2008-06-11 Richard Guenther <rguenther@suse.de>
9785 * alias.c (get_alias_set): Use the element alias-set for arrays.
9786 (record_component_aliases): For arrays and vectors do nothing.
9787 * c-common.c (strict_aliasing_warning): Handle the cases
9788 of alias set zero explicitly.
9789 * Makefile.in (dfp.o-warn): Add -Wno-error.
9791 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9793 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9795 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9796 tune_32 tune_64 to supported_defaults. Allow values not
9797 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9798 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9799 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9800 with_cpu_64 to generic for 64-bit-supporting configurations, not
9801 with_cpu. Remove FIXMEs.
9802 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9803 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9804 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9805 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9806 arch_32 and arch_64.
9808 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9809 Olivier Hainque <hainque@adacore.com>
9811 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9812 Use DECL_SIZE_UNIT to retrieve the size of the field.
9814 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9816 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9817 with function calls after declarations. Lay out
9818 neon_float_type_node before further use.
9820 2008-06-11 Richard Guenther <rguenther@suse.de>
9822 * tree-flow.h (may_point_to_global_var): Declare.
9823 * tree-ssa-alias.c (may_point_to_global_var): New function.
9824 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9826 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9828 * configure.ac: Teach that fido supports .debug_line.
9829 * configure: Regenerate.
9831 2008-06-10 Tom Tromey <tromey@redhat.com>
9833 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9836 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9838 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9839 (encode_decimal64, decode_decimal64, encode_decimal128,
9840 decode_decimal128): Reverse order of 32-bit parts of value if host
9841 and target endianness differ.
9843 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9845 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9846 Avoid division by 0.
9847 (tree_mod_pow2_value_transform): Likewise.
9848 (tree_ic_transform): Likewise.
9849 (tree_stringops_transform): Likewise.
9850 (tree_mod_subtract_transform): Likewise.
9851 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9852 (copy_edges_for_bb): Likewise.
9853 (initialize_cfun): Likewise.
9855 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9857 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9858 nonmemory_operand. Add "N" operand constraint.
9860 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9861 (*jcc_btsi_mask): Ditto.
9862 (*jcc_btsi_mask_1): Ditto.
9864 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9866 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9867 TYPE_CANONICAL for copied element type.
9869 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9872 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9873 Add m_CORE2 and m_GENERIC.
9874 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9875 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9877 (*jcc_btdi_rex64): New instruction and split pattern.
9879 (*jcc_btsi_1): Ditto.
9880 (*btsq): Fix Intel asm dialect operand order.
9884 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9887 * simplify-rtx.c (simplify_subreg): Add check for shift count
9890 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9892 * doc/md.texi: Synchronize with later constraints.md change.
9893 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9894 with a C implementation.
9895 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9897 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9898 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9899 when moving to and from MD_REGNUM.
9900 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9901 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9902 Handle byte and halfword moves.
9903 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9905 * config/mips/constraints.md (h): Turn into NO_REGS.
9906 (l, x): Update documentation.
9907 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9908 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9909 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9910 (HILO): New mode iterator.
9912 (any_div): New code iterator.
9913 (u): Extend code attribute to div and udiv.
9914 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9915 d_operand in the splitters. Remove redundant CONST_INT checks.
9916 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9917 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9918 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9919 accordingly, using normal moves instead of unspecs to move LO into
9920 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9921 (<u>mulsidi3): Handle expansion in C code.
9922 (<u>mulsidi3_32bit_internal): Rename to...
9923 (<u>mulsidi3_32bit): ...this.
9924 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9925 (*<u>mulsidi3_64bit): Rename to...
9926 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9927 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9928 to set LO and HI to the multiplication result. Use a normal move
9929 for MFLO and an unspec for MFHI.
9930 (*<u>mulsidi3_64bit_parts): Replace with...
9931 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9932 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9933 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9934 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9935 instead of HI. Split the instruction into a separate multiplication
9936 and MFHI if !TARGET_FIX_R4000.
9937 (<su>muldi3_highpart): Likewise.
9938 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9939 and the "=h" clobber.
9940 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9941 (<u>mulditi3): New expander.
9942 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9943 (madsi): Remove "=h" clobber.
9944 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9945 Force the modulus result to be a GPR and split the instruction into
9946 a division followed by an MFHI after reload.
9947 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9948 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9949 the MIPS16 HIGH define_split.
9950 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9951 of acc<->gpr moves to "multi".
9952 (*movdi_64bit): Replace the single "x" alternative with
9953 alternatives for moving into and out of "a".
9954 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9955 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9956 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9957 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9958 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9959 (movti): New expander.
9960 (*movti, *movti_mips16): New insns.
9961 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9962 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9963 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9964 * config/mips/predicates.md (fpr_operand): Delete.
9965 (d_operand): New predicate.
9967 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9969 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9970 failure on some Bourne shells.
9971 (x86_64-*-*): Ditto.
9973 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9975 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9977 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9979 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9980 (sparc-sun-solaris2*): Likewise.
9982 2008-06-09 Arnaud Charlet <charlet@adacore.com
9984 * doc/install.texi: Update requirements to build the Ada compiler.
9986 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9988 * df-scan.c (struct df_scan_problem_data): Remove the
9989 mw_link_pool alloc pool.
9990 (df_scan_free_internal): Don't free it.
9991 (df_scan_alloc): Don't allocate it.
9992 * df.h (struct df_link): Update comment.
9994 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9996 * except.h: Correct checks for when SJLJ exceptions must be used.
9998 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10000 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10003 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10005 PR tree-optimization/36218
10006 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10007 configure for the build system.
10008 (BUILD_LDFLAGS): Define.
10009 * configure: Regenerate.
10010 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10012 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10015 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10016 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10017 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10019 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10021 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10023 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10025 * config.gcc (Obsolete configurations): Remove list of
10027 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10028 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10029 targets matched by those patterns.
10030 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10031 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10032 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10033 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10034 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10035 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10036 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10037 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10038 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10039 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10040 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10041 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10042 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10043 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10044 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10045 Make code for Solaris 7 and greater unconditional for Solaris.
10046 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10047 Remove --with-* handling.
10048 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10049 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10050 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10051 LINK_OS_WINDISS_SPEC): Remove.
10052 * config/rs6000/sysv4.opt (mwindiss): Remove.
10053 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10054 * configure: Regenerate.
10055 * doc/cpp.texi: Don't mention BeOS.
10056 * doc/extend.texi (interrupt): Don't mention MS1.
10057 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10058 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10059 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10060 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10061 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10063 * doc/invoke.texi (MT Options): Remove.
10064 (-mwindiss): Remove.
10065 (CRIS Options): Remove cris-axis-aout references.
10066 (HPPA Options): Don't mention hppa1.1-*-pro.
10067 * doc/md.texi: (MorphoTech family): Remove.
10068 * libgcc2.c: Don't handle UWIN.
10069 * config/alpha/t-unicosmk: Remove.
10070 * config/alpha/unicosmk.h: Remove.
10071 * config/arm/kaos-arm.h: Remove.
10072 * config/arm/kaos-strongarm.h: Remove.
10073 * config/arm/strongarm-coff.h: Remove.
10074 * config/arm/strongarm-elf.h: Remove.
10075 * config/arm/strongarm-pe.h: Remove.
10076 * config/arm/t-strongarm-pe: Remove.
10077 * config/arm/t-xscale-coff: Remove.
10078 * config/arm/t-xscale-elf: Remove.
10079 * config/arm/xscale-coff.h: Remove.
10080 * config/arm/xscale-elf.h: Remove.
10081 * config/chorus.h: Remove.
10082 * config/cris/aout.h: Remove.
10083 * config/cris/aout.opt: Remove.
10084 * config/cris/t-aout: Remove.
10085 * config/i386/beos-elf.h: Remove.
10086 * config/i386/kaos-i386.h: Remove.
10087 * config/i386/ptx4-i.h: Remove.
10088 * config/i386/sco5.h: Remove.
10089 * config/i386/sco5.opt: Remove.
10090 * config/i386/sysv4-cpp.h: Remove.
10091 * config/i386/sysv5.h: Remove.
10092 * config/i386/t-beos: Remove.
10093 * config/i386/t-sco5: Remove.
10094 * config/i386/t-uwin: Remove.
10095 * config/i386/uwin.asm: Remove.
10096 * config/i386/uwin.h: Remove.
10097 * config/kaos.h: Remove.
10098 * config/mips/windiss.h: Remove.
10099 * config/mt: Remove directory.
10100 * config/pa/pa-osf.h: Remove.
10101 * config/pa/pa-pro-end.h: Remove.
10102 * config/pa/t-pro: Remove.
10103 * config/ptx4.h: Remove.
10104 * config/rs6000/beos.h: Remove.
10105 * config/rs6000/kaos-ppc.h: Remove.
10106 * config/rs6000/t-beos: Remove.
10107 * config/rs6000/windiss.h: Remove.
10108 * config/sh/kaos-sh.h: Remove.
10109 * config/sol2-6.h: Remove.
10110 * config/sparc/sol26-sld.h: Remove.
10111 * config/sparc/sysv4-only.h: Remove.
10112 * config/vax/bsd.h: Remove.
10113 * config/vax/t-memfuncs: Remove.
10114 * config/vax/ultrix.h: Remove.
10115 * config/vax/vaxv.h: Remove.
10116 * config/windiss.h: Remove.
10118 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10120 PR rtl-optimization/36438
10121 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10122 for vector shifts with constant scalar shift operands.
10124 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10126 * doc/invoke.texi: Document -march=xlr.
10127 * config/mips/xlr.md: New file.
10128 * config/mips/mips.md: Include it.
10130 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10131 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10132 (mips_rtx_cost_data): Likewise.
10134 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10136 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10137 PRE_INC and PRE_DEC cases.
10139 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10141 PR rtl-optimization/36419
10142 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10143 the emitting jump insn.
10146 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10147 is not bool, boolify the whole *expr_p and convert to the desired type.
10149 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10151 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10152 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10153 Add omp_private_outer_ref hook, add another argument to
10154 omp_clause_default_ctor hook.
10155 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10156 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10157 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10158 hook_tree_tree_tree_tree_null.
10159 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10160 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10161 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10162 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10163 * tree.def (OMP_TASK): New tree code.
10164 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10165 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10166 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10167 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10168 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10169 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10170 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10171 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10172 (OMP_DIRECTIVE_P): Add OMP_TASK.
10173 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10174 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10175 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10176 and OMP_CLAUSE_UNTIED entries.
10177 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10179 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10180 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10181 * tree-pretty-print.c (dump_omp_clause): Handle
10182 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10183 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10184 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10185 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10186 warning about unsigned iterators. Change decl/init/cond/incr
10187 arguments to TREE_VECs, check arguments for all collapsed loops.
10188 (c_finish_omp_taskwait): New function.
10189 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10191 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10192 default_function_array_conversion on init. Add par_clauses argument.
10193 If decl is present in parallel's lastprivate clause, change it to
10194 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10195 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10196 collapse count in clauses.
10197 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10198 c_parser_omp_for_loop callers.
10199 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10200 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10201 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10202 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10204 (c_parser_omp_clause_schedule): Handle schedule(auto).
10205 Include correct location in the error message.
10206 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10207 and PRAGMA_OMP_CLAUSE_UNTIED.
10208 (OMP_TASK_CLAUSE_MASK): Define.
10209 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10210 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10211 * tree-nested.c (convert_nonlocal_omp_clauses,
10212 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10213 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10214 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10215 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10217 (conver_nonlocal_reference, convert_local_reference,
10218 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10219 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10220 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10221 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10222 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10223 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10224 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10225 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10226 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10228 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10229 * c-common.h (c_finish_omp_taskwait): New prototype.
10230 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10231 * tree-parloops.c (create_parallel_loop): Create 1 entry
10232 vectors for OMP_FOR_{INIT,COND,INCR}.
10233 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10234 (make_edges): Handle OMP_TASK.
10235 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10236 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10237 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10238 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10239 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10240 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10241 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10242 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10243 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10244 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10245 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10246 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10247 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10248 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10249 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10250 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10251 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10252 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10253 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10254 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10255 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10256 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10257 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10258 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10259 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10260 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10261 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10262 original iterator is present in lastprivate clause or if
10263 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10264 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10265 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10266 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10267 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10268 if it is set, lookup var in outer contexts too. Handle
10269 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10270 to be implicitly determined firstprivate for task regions.
10271 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10272 if it is set, lookup var in outer contexts too. Set
10273 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10274 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10275 OMP_CLAUSE_UNTIED. Take region_type as last argument
10276 instead of in_parallel and in_combined_parallel.
10277 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10279 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10280 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10281 (new_omp_context): Set default_kind to
10282 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10283 (omp_region_type): New enum.
10284 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10285 fields, add region_type.
10286 (new_omp_context): Take region_type as argument instead of is_parallel
10287 and is_combined_parallel.
10288 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10289 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10290 ctx->is_combined_parallel checks.
10291 (gimplify_omp_task): New function.
10292 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10294 * omp-low.c (extract_omp_for_data): Use schedule(static)
10295 for schedule(auto). Handle pointer and unsigned iterators.
10296 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10297 Add loops argument. Extract data for collapsed OMP_FOR loops.
10298 (expand_parallel_call): Assert sched_kind isn't auto,
10299 map runtime schedule to index 3.
10300 (struct omp_for_data_loop): New type.
10301 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10302 Add loop, loops, collapse and iter_type fields.
10303 (workshare_safe_to_combine_p): Disallow combined for if
10304 iter_type is unsigned long long. Don't combine collapse > 1 loops
10305 unless all bounds and steps are constant. Adjust extract_omp_for_data
10307 (expand_omp_for_generic): Handle pointer, unsigned and long long
10308 iterators. Handle collapsed OMP_FOR loops. Adjust
10309 for struct omp_for_data changes. If libgomp function doesn't return
10310 boolean_type_node, add comparison of the return value with 0.
10311 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10312 pointer, unsigned and long long iterators. Adjust for struct
10313 omp_for_data changes.
10314 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10315 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10316 unsigned long long. Allocate loops array, pass it to
10317 extract_omp_for_data. For collapse > 1 loops use always
10318 expand_omp_for_generic.
10319 (omp_context): Add sfield_map and srecord_type fields.
10320 (is_task_ctx, lookup_sfield): New functions.
10321 (use_pointer_for_field): Use is_task_ctx helper. Change first
10322 argument's type from const_tree to tree. Clarify comment.
10323 In OMP_TASK disallow copy-in/out sharing.
10324 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10325 (install_var_field): Add mask argument. Populate both record_type
10326 and srecord_type if needed.
10327 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10329 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10330 and DECL_FIELD_OFFSET.
10331 (scan_sharing_clauses): Adjust install_var_field callers. For
10332 firstprivate clauses on explicit tasks allocate the var by value in
10333 record_type unconditionally, rather than by reference.
10334 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10335 Use is_taskreg_ctx instead of is_parallel_ctx.
10336 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10337 (create_omp_child_function_name): Add task_copy argument, use
10338 *_omp_cpyfn* names if it is true.
10339 (create_omp_child_function): Add task_copy argument, if true create
10340 *_omp_cpyfn* helper function.
10341 (scan_omp_parallel): Adjust create_omp_child_function callers.
10342 Rename parallel_nesting_level to taskreg_nesting_level.
10343 (scan_omp_task): New function.
10344 (lower_rec_input_clauses): Don't run constructors for firstprivate
10345 explicit task vars which are initialized by *_omp_cpyfn*.
10346 Pass outer var ref to omp_clause_default_ctor hook if
10347 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10348 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10349 OMP_CLAUSE_REDUCTION_INIT.
10350 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10351 avoid duplicate setting of fields. Handle
10352 OMP_CLAUSE_PRIVATE_OUTER_REF.
10353 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10354 copy-out if TREE_READONLY, only copy-in.
10355 (expand_task_copyfn): New function.
10356 (expand_task_call): New function.
10357 (struct omp_taskcopy_context): New type.
10358 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10360 (lower_omp_parallel): Rename to...
10361 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10362 Call create_task_copyfn if srecord_type is needed. Adjust
10364 (task_shared_vars): New variable.
10365 (check_omp_nesting_restrictions): Warn if work-sharing,
10366 barrier, master or ordered region is closely nested inside OMP_TASK.
10367 Add warnings for barrier if closely nested inside of work-sharing,
10368 ordered, or master region.
10369 (scan_omp_1): Call check_omp_nesting_restrictions even for
10370 GOMP_barrier calls. Rename parallel_nesting_level to
10371 taskreg_nesting_level. Handle OMP_TASK.
10372 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10373 work-sharing construct, continue looking for them on parent parallel
10375 (lower_omp_for_lastprivate): Add lastprivate clauses
10376 to the beginning of dlist rather than end. Adjust for struct
10377 omp_for_data changes.
10378 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10379 not after it. Handle collapsed OMP_FOR loops, adjust for
10380 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10381 (get_ws_args_for): Adjust extract_omp_for_data caller.
10382 (scan_omp_for): Handle collapsed OMP_FOR
10383 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10384 (lower_omp_single_simple): If libgomp function doesn't return
10385 boolean_type_node, add comparison of the return value with 0.
10386 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10387 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10388 (parallel_nesting_level): Rename to...
10389 (taskreg_nesting_level): ... this.
10390 (is_taskreg_ctx): New function.
10391 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10392 of is_parallel_ctx.
10393 (execute_lower_omp): Rename parallel_nesting_level to
10394 taskreg_nesting_level.
10395 (expand_omp_parallel): Rename to...
10396 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10397 Call omp_task_call for OMP_TASK regions.
10398 (expand_omp): Adjust caller, handle OMP_TASK.
10399 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10401 * bitmap.c (bitmap_default_obstack_depth): New variable.
10402 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10403 if argument is NULL and bitmap_default_obstack is already initialized.
10404 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10406 * matrix-reorg.c (matrix_reorg): Likewise.
10408 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/i386.md (*indirect_jump): Macroize using P
10411 mode iterator. Remove !TARGET_64BIT from insn constraints.
10412 (*tablejump_1): Ditto.
10413 (*indirect_jump_rex64): Remove insn pattern.
10414 (*tablejump_1_rex64): Ditto.
10415 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10416 and eh_return_si insn patterns.
10418 2008-06-06 Richard Guenther <rguenther@suse.de>
10420 * tree-ssa-structalias.c (merge_smts_into): Remove.
10421 (find_what_p_points_to): Do not bother to compute the
10422 points-to set for pt_anything pointers.
10423 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10424 for pt_anything pointers is ok.
10426 2008-06-06 Jan Hubicka <jh@suse.cz>
10428 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10430 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10432 * cgraph.c: Fix typos in comments.
10433 (cgraph_availability_names): Fix string typo.
10434 * fold-const.c: Fix typos in comments.
10435 (fold_binary): Fix typo in warning.
10436 * genautomata.c: Fix typos in comments.
10437 (check_presence_pattern_sets): Fix typo in local variable.
10438 (output_description): Fix typo in output.
10439 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10440 * hwint.h: Likewise.
10441 * matrix-reorg.c (check_allocation_function): Likewise.
10442 * omega.c (smooth_weird_equations): Likewise.
10443 * auto-inc-dec.c: Fix typos in comments.
10444 * bb-reorder.c: Likewise.
10445 * builtins.c: Likewise.
10446 * c-common.c: Likewise.
10447 * c-cppbuiltin.c: Likewise.
10448 * c-parser.c: Likewise.
10449 * c-pretty-print.c: Likewise.
10450 * cfgcleanup.c: Likewise.
10451 * cfgexpand.c: Likewise.
10452 * cfghooks.c: Likewise.
10453 * cfglayout.c: Likewise.
10454 * cfgloopmanip.c: Likewise.
10455 * cgraphunit.c: Likewise.
10456 * coverage.c: Likewise.
10457 * dbxout.c: Likewise.
10458 * df-byte-scan.c: Likewise.
10459 * df-core.c: Likewise.
10460 * df-problems.c: Likewise.
10461 * df-scan.c: Likewise.
10463 * dominance.c: Likewise.
10464 * domwalk.c: Likewise.
10466 * dwarf2out.c: Likewise.
10467 * emit-rtl.c: Likewise.
10468 * et-forest.c: Likewise.
10469 * function.c: Likewise.
10470 * function.h: Likewise.
10472 * gcov-io.c: Likewise.
10473 * gcov.c: Likewise.
10474 * gcse.c: Likewise.
10475 * genattrtab.c: Likewise.
10476 * ggc-page.c: Likewise.
10477 * gimplify.c: Likewise.
10478 * gthr-lynx.h: Likewise.
10479 * haifa-sched.c: Likewise.
10480 * ipa-cp.c: Likewise.
10481 * ipa-inline.c: Likewise.
10482 * ipa-prop.h: Likewise.
10483 * ipa-pure-const.c: Likewise.
10484 * ipa-struct-reorg.c: Likewise.
10485 * ipa-struct-reorg.h: Likewise.
10486 * ipa-type-escape.c: Likewise.
10488 * loop-doloop.c: Likewise.
10489 * mips-tfile.c: Likewise.
10490 * mkmap-flat.awk: Likewise.
10491 * mkmap-symver.awk: Likewise.
10492 * modulo-sched.c: Likewise.
10493 * omp-low.c: Likewise.
10494 * optabs.c: Likewise.
10495 * optabs.h: Likewise.
10496 * opts.c: Likewise.
10497 * passes.c: Likewise.
10498 * postreload-gcse.c: Likewise.
10499 * postreload.c: Likewise.
10500 * predict.c: Likewise.
10501 * pretty-print.h: Likewise.
10502 * profile.c: Likewise.
10503 * protoize.c: Likewise.
10504 * ra-conflict.c: Likewise.
10505 * real.c: Likewise.
10506 * recog.c: Likewise.
10507 * regclass.c: Likewise.
10508 * regs.h: Likewise.
10509 * reload.c: Likewise.
10510 * rtl-error.c: Likewise.
10511 * rtlanal.c: Likewise.
10512 * scan.h: Likewise.
10513 * sched-rgn.c: Likewise.
10515 * stmt.c: Likewise.
10516 * target.h: Likewise.
10517 * tree-dfa.c: Likewise.
10518 * tree-eh.c: Likewise.
10519 * tree-flow-inline.h: Likewise.
10520 * tree-inline.c: Likewise.
10521 * tree-into-ssa.c: Likewise.
10522 * tree-loop-distribution.c: Likewise.
10523 * tree-nested.c: Likewise.
10524 * tree-parloops.c: Likewise.
10525 * tree-pass.h: Likewise.
10526 * tree-pretty-print.c: Likewise.
10527 * tree-profile.c: Likewise.
10528 * tree-scalar-evolution.c: Likewise.
10529 * tree-sra.c: Likewise.
10530 * tree-ssa-alias-warnings.c: Likewise.
10531 * tree-ssa-ccp.c: Likewise.
10532 * tree-ssa-coalesce.c: Likewise.
10533 * tree-ssa-dom.c: Likewise.
10534 * tree-ssa-dse.c: Likewise.
10535 * tree-ssa-forwprop.c: Likewise.
10536 * tree-ssa-live.c: Likewise.
10537 * tree-ssa-live.h: Likewise.
10538 * tree-ssa-loop-im.c: Likewise.
10539 * tree-ssa-loop-ivopts.c: Likewise.
10540 * tree-ssa-loop-niter.c: Likewise.
10541 * tree-ssa-loop-prefetch.c: Likewise.
10542 * tree-ssa-phiopt.c: Likewise.
10543 * tree-ssa-phiprop.c: Likewise.
10544 * tree-ssa-sccvn.c: Likewise.
10545 * tree-ssa-ter.c: Likewise.
10546 * tree-ssa-threadupdate.c: Likewise.
10547 * tree-ssa.c: Likewise.
10548 * tree-vect-analyze.c: Likewise.
10549 * tree-vect-transform.c: Likewise.
10550 * tree-vectorizer.c: Likewise.
10551 * tree-vn.c: Likewise.
10552 * tree-vrp.c: Likewise.
10553 * tree.c: Likewise.
10554 * tree.def: Likewise.
10555 * tree.h: Likewise.
10556 * unwind-dw2-fde.c: Likewise.
10557 * unwind.inc: Likewise.
10558 * value-prof.c: Likewise.
10559 * vmsdbgout.c: Likewise.
10561 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10563 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10564 always place FP constants in the TOC for TARGET_POWERPC64.
10565 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10567 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10569 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10570 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10571 enable for TARGET_E500_DOUBLE.
10572 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10573 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10574 floating-point modes like integer modes for E500 double.
10575 (rs6000_legitimate_offset_address_p): Likewise.
10576 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10577 addressing for DDmode for E500 double.
10578 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10579 modes as using 64-bits of registers for E500 double.
10580 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10581 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10582 specially for E500 double.
10583 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10584 TDmode for E500 double.
10585 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10586 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10587 (rs6000_split_multireg_move): Do not handle TDmode specially for
10589 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10590 using 64-bit registers for E500 double.
10591 (emit_frame_save): Do not handle DDmode specially for E500 double.
10592 (gen_frame_mem_offset): Likewise.
10593 (rs6000_function_value): Do not call spe_build_register_parallel
10594 for DDmode or TDmode.
10595 (rs6000_libcall_value): Likewise.
10596 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10597 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10600 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10602 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10605 2008-06-04 Junjie Gu <jgu@tensilica.com>
10607 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10608 comparison for frame pointers.
10610 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10613 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10615 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10618 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10619 register is already smaller or equal to required mode.
10621 2008-06-04 Xinliang David Li <davidxl@google.com>
10623 * tree-call-cdce.c: New file.
10624 (cond_dead_built_in_calls): New static variable.
10625 (input_domain): New struct.
10626 (check_pow): New function.
10627 (check_builtin_call): Ditto.
10628 (check_target_format): Ditto.
10629 (is_call_dce_candidate): Ditto.
10630 (gen_one_condition): Ditto.
10631 (gen_conditions_for_domain): Ditto.
10632 (get_domain): Ditto.
10633 (gen_conditions_for_pow_cst_base): Ditto.
10634 (gen_conditions_for_pow_int_base): Ditto.
10635 (gen_conditions_for_pow): Ditto.
10636 (get_no_error_domain): Ditto.
10637 (gen_shrink_wrap_conditions): Ditto.
10638 (shrink_wrap_one_built_in_call): Ditto.
10639 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10640 (tree_call_cdce): Ditto.
10641 (gate_call_cdce): Ditto.
10642 (pass_call_cdce): New gimple pass.
10643 * passes.c: (init_optimization_passes): New pass.
10644 * tree-pass.h: New pass declaration.
10645 * opts.c (decode_options): New flag setting.
10646 * common.opt: Add -ftree-builtin-call-dce flag.
10647 * Makefile.in: Add new source file.
10648 * tempvar.def: New tv_id.
10649 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10651 2008-06-04 Richard Guenther <rguenther@suse.de>
10653 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10654 (is_call_clobbered): Always check var_ann->call_clobbered.
10655 (mark_call_clobbered): Always set var_ann->call_clobbered.
10656 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10657 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10658 (reset_alias_info): Clear call clobbering info on MTAGs and
10660 (set_pt_anything): Set pt_global_mem.
10661 (create_tag_raw): Adjust comment.
10662 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10664 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10665 Maxim Kuvyrkov <maxim@codesourcery.com>
10667 * config/m68k/m68k.opt (mxgot): New option.
10668 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10669 (m68k_output_addr_const_extra): New.
10670 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10671 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10672 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10673 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10675 2008-06-04 Richard Guenther <rguenther@suse.de>
10677 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10678 negative or non-representable offsets.
10680 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10682 * config/i386/i386.c (ix86_gen_leave): New.
10683 (ix86_gen_pop1): Likewise.
10684 (ix86_gen_add3): Likewise.
10685 (ix86_gen_sub3): Likewise.
10686 (ix86_gen_sub3_carry): Likewise.
10687 (ix86_gen_one_cmpl2): Likewise.
10688 (ix86_gen_monitor): Likewise.
10689 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10690 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10691 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10692 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10693 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10694 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10695 (ix86_expand_epilogue): Updated.
10696 (print_operand): Handle integer register operand for 'z'.
10697 (ix86_expand_strlensi_unroll_1): Likewise.
10698 (ix86_expand_strlen): Likewise.
10699 (ix86_expand_builtin): Likewise.
10700 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10701 mov{q}/mov{l} and add{q}/add{l}.
10703 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10705 * config/i386/i386.md (P): New mode iterator.
10706 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10707 using P mode iterator.
10708 (DFmode push_operand splitter): Ditto.
10709 (XFmode push_operand splitter): Ditto.
10710 (DFmode float_extend SFmode push_operand splitter): Ditto.
10711 (XFmode float_extend SFmode push_operand splitter): Do not generate
10712 SImode pushes for 64bit target. Macroize Dimode and SImode
10713 pushes using P mode iterator.
10714 (XFmode float_extend DFmode push_operand splitter): Ditto.
10716 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10718 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10719 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10720 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10721 return type to int.
10722 (ix86_call_abi_override): Remove check for call_used_regs.
10724 2008-06-03 Richard Guenther <rguenther@suse.de>
10726 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10727 for the lhs of calls if the return type contains pointers.
10729 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10731 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10732 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10733 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10734 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10735 of cfun and DEFAULT_ABI to deceide abi mode.
10736 (DEFAULT_ABI): New.
10737 (REG_PARM_STACK_SPACE): Removed.
10738 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10739 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10740 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10741 (ix86_function_abi): Likewise.
10742 (ix86_function_type_abi): Likewise.
10743 (ix86_call_abi_override): Likewise.
10744 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10745 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10746 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10747 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10749 (X86_64_REGPARM_MAX): New.
10750 (X86_64_SSE_REGPARM_MAX): New.
10751 (X64_REGPARM_MAX): New.
10752 (X64_SSE_REGPARM_MAX): New.
10753 (X86_32_REGPARM_MAX): New.
10754 (X86_32_SSE_REGPARM_MAX): New.
10755 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10756 (ix86_function_regparm): Handle user calling abi.
10757 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10758 by DEFAULT_ABI versus SYSV_ABI check.
10759 (ix86_reg_parm_stack_space): New.
10760 (ix86_function_type_abi): New.
10761 (ix86_call_abi_override): New.
10762 (ix86_function_abi): New.
10763 (ix86_cfun_abi): New.
10764 (init_cumulative_args): Call abi specific initialization.
10765 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10766 (function_arg_64): Extend SSE_REGPARM_MAX check.
10767 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10768 (ix86_pass_by_reference): Likewise.
10769 (ix86_function_value_regno_p): Likewise.
10770 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10771 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10772 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10773 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10774 (setup_incoming_varargs_64): Adjust regparm for call abi.
10775 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10776 (ix86_va_start): Likewise.
10777 (ix86_gimplify_va_arg): Likewise.
10778 (ix86_expand_prologue): Likewise.
10779 (output_pic_addr_const): Likewise.
10780 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10781 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10782 (x86_output_mi_thunk): Likewise.
10783 (x86_function_profiler): Likewise.
10784 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10785 (SYSV_ABI, MS_ABI): New constants.
10786 (DEFAULT_ABI): New.
10787 (init_regs): Add prototype of function in regclass.c file.
10788 (OVERRIDE_ABI_FORMAT): New.
10789 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10790 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10791 (OUTGOING_REG_PARM_STACK_SPACE): New.
10792 (ix86_reg_parm_stack_space): New prototype.
10793 (CUMULATIVE_ARGS): Add call_abi member.
10794 (machine_function): Add call_abi member.
10795 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10796 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10798 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10801 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10802 (avr_builtin_setjmp_frame_value): New function.
10803 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10804 (nonlocal_goto): Define.
10806 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10808 * config/mips/mips.c (mips_emit_loadgp): Return early if
10809 there is nothing do to, otherwise emit a blockage if
10810 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10811 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10813 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10815 * configure.ac: Drop unneeded backslash ending up in config.in.
10816 * acinclude.m4: Likewise.
10817 * config.in: Regenerate.
10819 2008-05-26 Jan Hubicka <jh@suse.cz>
10821 * predict.c (maybe_hot_frequency_p): Break out of...
10822 (maybe_hot_bb_p): ... here.
10823 (maybe_hot_edge_p): New.
10824 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10825 * basic-block.h (maybe_hot_edge_p): Declare.
10827 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10830 (*cmpfp_<mode>_cc): Ditto.
10831 (*fp_jcc_8<mode>_387): Ditto.
10832 (*fop_<MODEF:mode>_2_i387): Ditto.
10833 (*fop_<MODEF:mode>_3_i387): Ditto.
10834 (*fop_xf_2_i387): Ditto.
10835 (*fop_xf_3_i387): Ditto.
10837 2008-06-02 Tomas Bily <tbily@suse.cz>
10839 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10841 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10843 * config/mips/mips.c (mips_valid_offset_p): New function.
10844 (mips_valid_lo_sum_p): Likewise.
10845 (mips_classify_address): Use them.
10846 (mips_force_address): New function.
10847 (mips_legitimize_address): Use it.
10848 * config/mips/mips.md (MOVE128): New mode iterator.
10849 (movtf): Require TARGET_64BIT. Remove empty strings.
10850 (*movtf_internal): Rename to...
10851 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10852 of "R" and use {,fp}{load,store} attributes instead of "multi".
10853 Use a separate define_split.
10854 (*movtf_mips16): New pattern.
10856 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10858 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10859 * config/mips/mips.c (mips_expand_before_return): New function.
10860 (mips_expand_epilogue): Call it.
10861 * config/mips/mips.md (return): Turn into a define_expand.
10862 (*return): New insn.
10864 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10866 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10867 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10868 functions. Do not emit uses and clobbers of CONCATs; individually
10869 use and clobber their operands.
10870 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10871 gen_clobber, emit_use and gen_use.
10872 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10873 (expand_builtin_return): Likewise.
10874 * cfgbuild.c (count_basic_blocks): Likewise.
10875 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10876 * explow.c (emit_stack_restore): Likewise.
10877 * expmed.c (extract_bit_field_1): Likewise.
10878 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10879 (emit_move_multi_word, store_constructor): Likewise.
10880 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10881 (thread_prologue_and_epilogue_insns): Likewise.
10882 * lower-subreg.c (resolve_simple_move): Likewise.
10883 * optabs.c (widen_operand, expand_binop): Likewise.
10884 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10885 * reload.c (find_reloads): Likewise.
10886 * reload1.c (eliminate_regs_in_insn): Likewise.
10887 * stmt.c (expand_nl_goto_receiver): Likewise.
10888 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10889 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10890 * config/arm/arm.c (arm_load_pic_register): Likewise.
10891 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10892 * config/arm/arm.md (untyped_return): Likewise.
10893 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10894 * config/avr/avr.c (expand_prologue): Likewise.
10895 * config/bfin/bfin.c (do_unlink): Likewise.
10896 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10897 * config/cris/cris.c (cris_expand_prologue): Likewise.
10898 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10899 (machopic_legitimize_pic_address): Likewise.
10900 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10901 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10902 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10903 (ix86_expand_convert_uns_didf_sse): Likewise.
10904 (ix86_expand_vector_init_general): Likewise.
10905 * config/ia64/ia64.md (eh_epilogue): Likewise.
10906 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10907 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10908 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10909 (config/iq2000/iq2000.c): Likewise.
10910 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10911 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10912 (builtin_longjmp): Likewise.
10913 * config/mn10300/mn10300.md (call, call_value): Likewise.
10914 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10915 * config/pdp11/pdp11.md (abshi2): Likewise.
10916 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10917 * config/s390/s390.c (s390_emit_prologue): Likewise.
10918 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10919 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10920 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10921 * config/sh/sh.c (prepare_move_operands): Likewise.
10922 (output_stack_adjust, sh_expand_epilogue): Likewise.
10923 (sh_set_return_address, sh_expand_t_scc): Likewise.
10924 * config/sparc/sparc.c (load_pic_register): Likewise.
10925 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10926 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10927 * config/v850/v850.c (expand_epilogue): Likewise.
10929 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10931 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10932 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10933 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10934 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10935 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10936 stack pointer register.
10937 (output_movhi): Remove code for interrupt specific writing to the
10938 stack pointer register.
10940 2008-05-31 Richard Guenther <rguenther@suse.de>
10942 PR tree-optimization/34244
10943 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10944 (tree_expr_nonzero_warnv_p): Likewise.
10945 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10946 ssa_name_nonnegative_p.
10947 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10948 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10949 not tree_expr_nonzero_warnv_p.
10951 PR tree-optimization/36262
10953 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10955 PR tree-optimization/34244
10956 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10957 (record_numbers_of_iterations): New function.
10958 (execute_vrp): Cache the numbers of iterations of loops.
10959 * tree-scalar-evolution.c (scev_reset_except_niters):
10961 (scev_reset): Use scev_reset_except_niters.
10962 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10964 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10966 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10967 __WORKAROUND_RETS when appropriate.
10969 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10972 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10974 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10975 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10976 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10977 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10978 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10979 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10980 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10981 *fop_df_1_sse insn patterns using MODEF mode iterator.
10982 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10983 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10984 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10985 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10986 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10987 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10988 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10989 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10990 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10991 (*fop_xf_5_i387): Ditto.
10992 (*fop_xf_6_i387): Ditto.
10994 2008-05-30 Richard Guenther <rguenther@suse.de>
10996 * builtins.c (build_string_literal): Avoid generating
10997 a non-gimple_val result.
10999 2008-05-30 DJ Delorie <dj@redhat.com>
11001 * exec-tool.in: Use an environment variable (private) instead of a
11002 file (shared) as a semaphore, so as to not break parallel builds.
11004 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11006 * optabs.c (maybe_encapsulate_block): Remove.
11007 (emit_libcall_block): Adjust accordingly.
11008 * optabs.h (maybe_encapsulate_block): Remove prototype.
11010 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11011 Don't use maybe_encapsulate_block.
11013 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11015 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11016 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11017 rtx is a SYMBOL_REF before calling get_pool_constant.
11019 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11021 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11023 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11025 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11026 rather than OS names to choose INO_T_EQ definition.
11027 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11028 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11030 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11033 * config/darwin-f.c: New.
11034 * config/t-darwin: Added rule to build darwin-f.o.
11035 * config.gcc: Defined new variable, fortran_target_objs.
11036 (*-*-darwin*): Set fortran_target_objs.
11037 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11038 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11039 * configure: Regenerated.
11041 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11044 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11045 canonical type if needed.
11047 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11049 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11051 2008-05-29 Richard Guenther <rguenther@suse.de>
11053 PR tree-optimization/36343
11054 PR tree-optimization/36346
11055 PR tree-optimization/36347
11056 * tree-flow.h (clobber_what_p_points_to): Declare.
11057 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11058 pointed-to variable is dereferenced is irrelevant to whether
11059 the pointer can access the pointed-to variable.
11060 (clobber_what_p_points_to): New function.
11061 * tree-ssa-alias.c (set_initial_properties): Use it.
11062 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11063 call clobber check for NMTs.
11065 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11067 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11068 for printing gcov_type.
11070 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11072 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11073 and the eh region information.
11074 * value-prof.c (gimple_move_stmt_histograms): New function.
11075 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11077 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11079 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11081 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11083 * value-prof.c (tree_ic_transform): Print counts.
11084 * tree-profile.c (tree_gen_ic_func_profiler):
11085 Clear __gcov_indreict_call_callee variable to avoid misattribution
11088 2008-05-28 Rafael Espindola <espindola@google.com>
11090 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11093 2008-05-28 Richard Guenther <rguenther@suse.de>
11095 PR tree-optimization/36339
11096 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11097 and clobbering code out of the loop.
11099 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11101 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11104 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11105 s390_contiguous_bitmask_p, s390_symref_operand_p,
11106 s390_check_symref_alignment, s390_reload_larl_operand,
11107 s390_reload_symref_address): New functions.
11108 (s390_branch_condition_mnemonic): Support compare and branch
11110 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11111 and 'W' constraints.
11112 (s390_secondary_reload): Add secondary reloads for unaligned
11113 symbol refs or symbol refs to floating point or QI/TI mode
11115 (legitimate_address_p): Accept symbol references as addresses.
11116 (s390_expand_insv): Use rotate and insert selected bits
11117 instruction for insv when building for z10.
11118 (print_operand_address): Handle symbol ref addresses.
11119 (print_operand): Output modifier 'c' added for signed byte values.
11120 (s390_encode_section_info): Mark symbol refs with
11121 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11123 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11124 (length attribute): RRF, RRR have 4 byte length.
11125 (FPALL, INTALL): New mode iterators added.
11126 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11127 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11128 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11129 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11130 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11131 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11132 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11133 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11135 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11136 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11137 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11138 reload<INTALL:mode><P:mode>_toreg_z10,
11139 reload<FPALL:mode><P:mode>_tomem_z10,
11140 reload<FPALL:mode><P:mode>_toreg_z10,
11141 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11142 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11143 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11144 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11146 (movmem, clrmem, cmpmem): New splitters added.
11148 * config/s390/predicates.md (larl_operand): Use
11149 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11150 SYMBOL_REF_ALIGN1_P.
11151 (s390_signed_integer_comparison,
11152 s390_unsigned_integer_comparison): New predicates.
11154 * config/s390/s390-protos.h (s390_check_symref_alignment,
11155 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11156 s390_reload_symref_address,
11157 s390_compare_and_branch_condition_mask): Prototypes added.
11159 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11160 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11161 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11163 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11165 * config/s390/s390.c (z10_cost): New cost function for z10.
11166 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11167 (s390_issue_rate): Adjust issue rate for z10.
11168 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11169 (processor_flags): Add PF_Z10.
11170 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11171 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11172 * gcc/config.gcc: Add z10.
11174 2008-05-28 Richard Guenther <rguenther@suse.de>
11176 PR tree-optimization/36291
11177 * tree-flow. h (struct gimple_df): Remove var_anns member.
11178 * tree-flow-inline.h (gimple_var_anns): Remove.
11179 (var_ann): Simplify.
11180 * tree-dfa.c (create_var_ann): Simplify.
11181 (remove_referenced_var): Clear alias info from var_anns of globals.
11182 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11183 (delete_tree_ssa): Clear alias info from var_anns of globals.
11184 Do not free var_anns.
11185 (var_ann_eq): Remove.
11186 (var_ann_hash): Likewise.
11188 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11190 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11191 and loongson2f entries.
11192 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11193 * config/mips/mips.h (processor_type): Add Loongson-2E
11194 and Loongson-2F entries.
11195 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11196 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11197 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11198 * doc/invoke.texi (MIPS Options): Document loongson2e
11199 and loongson2f processor names.
11201 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11205 * config/i386/i386.c (ix86_function_arg_boundary): Use
11206 alignment of canonical type.
11207 (ix86_expand_vector_move): Check unaligned memory access for
11210 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11212 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11213 Moved to the front of file.
11215 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11216 H.J. Lu <hongjiu.lu@intel.com>
11218 * dwarf2out.c (current_fde): New.
11220 (lookup_cfa:): Likewise.
11221 (dwarf2out_end_epilogue): Likewise.
11222 (dwarf2out_note_section_used): Likewise.
11224 2008-05-27 Michael Matz <matz@suse.de>
11227 * c.opt (Wenum-compare): New warning option.
11228 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11230 2008-05-27 Michael Matz <matz@suse.de>
11232 PR middle-end/36326
11233 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11235 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11236 into memory as tail calls.
11238 2008-05-27 Richard Guenther <rguenther@suse.de>
11240 PR tree-optimization/36339
11241 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11242 pointers cause all addressable variables to be call clobbered.
11244 2008-05-27 Richard Guenther <rguenther@suse.de>
11246 PR tree-optimization/36245
11247 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11249 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11251 * config/s390/s390.md: Replace all occurences of the 'm'
11252 constraint with 'RT'.
11254 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11256 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11258 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11260 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11261 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11262 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11264 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11266 * reload.c: (find_reloads): Skip alternatives according to the
11267 "enabled" attribute. Constify the constraint variable.
11268 * recog.c (get_attr_enabled): Add default implementation.
11269 (extract_insn): Set the alternative_enabled_p array
11270 in the recog_data struct.
11271 (preprocess_constraints, constrain_operands): Skip
11272 alternatives according to the "enabled" attribute
11273 * recog.h (struct recog_data): New field alternative_enabled_p.
11274 (skip_alternative): New inline function.
11275 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11276 (record_reg_classes): Skip alternative according to the
11277 "enabled" attribute.
11279 * doc/md.texi: Add documention for the "enabled" attribute.
11281 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11283 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11284 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11285 constraint with TARGET_MEM_CONSTRAINT.
11286 * recog.c (asm_operand_ok, preprocess_constraints,
11287 constrain_operands): Likewise.
11288 * regclass.c (record_reg_classes): Likewise.
11289 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11290 * reload1.c (maybe_fix_stack_asms): Likewise.
11291 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11292 * recog.h: Adjust comment.
11293 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11294 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11295 * doc/md.texi: Add a note to description of 'm' constraint.
11296 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11298 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11300 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11301 that the bitfield is of integral type before testing its precision.
11303 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11304 Sa Liu <saliu@de.ibm.com>
11306 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11307 __modti3, __udivti3, __umodti3 and __udivmodti4.
11308 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11309 that implement TImode mul and div functions.
11310 * config/spu/multi3.c: New. Implement __multi3.
11311 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11312 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11315 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11317 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11318 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11319 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11320 tls_sysv_suffix): New mode and mode attribute iterators.
11321 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11322 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11323 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11324 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11325 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11328 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11330 PR tree-optimization/36329
11331 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11332 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11333 * cgraphbuild.c (initialize_inline_failed): Use the latter
11334 macro in lieu of the former.
11335 * ipa-inline.c (cgraph_mark_inline): Likewise.
11336 (cgraph_decide_inlining_of_small_function): Likewise.
11337 (cgraph_decide_inlining): Likewise.
11338 (cgraph_decide_inlining_incrementally): Likewise.
11340 2008-05-26 Tristan Gingold <gingold@adacore.com>
11341 Anatoly Sokolov <aesok@post.ru>
11343 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11344 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11345 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11346 optimization for 'avr6' architecture.
11348 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11351 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11353 2008-05-26 Richard Guenther <rguenther@suse.de>
11355 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11356 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11358 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11360 PR middle-end/36253
11361 * caller-save.c (insert_restore): Verify alignment of spill space.
11362 (insert_save): Likewise.
11363 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11364 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11365 (STACK_SLOT_ALIGNMENT): Likewise.
11366 * function.c (LOCAL_ALIGNMENT): Removed.
11367 (get_stack_local_alignment): New.
11368 (assign_stack_local): Use it. Set alignment on stack slot.
11369 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11370 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11371 (STACK_SLOT_ALIGNMENT): New.
11372 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11373 stack slot in XFmode.
11375 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11377 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11380 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11381 argument operand in rax isn't removed.
11383 2008-05-26 Richard Guenther <rguenther@suse.de>
11385 PR middle-end/36300
11386 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11387 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11389 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11392 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11394 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11396 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11397 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11399 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11401 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11402 build a trampoline if we don't want one.
11403 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11404 return zero for nested functions if we don't want a trampoline.
11406 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11408 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11410 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11413 * c.opt: Removed undocumented option '-lang-fortran'.
11414 * c-common.h: Removed global variable 'lang_fortran'.
11415 * c-opts.c (c_common_handle_option): Removed code to handle
11416 option '-lang-fortran'. Updated includes.
11417 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11418 definition of '__GFORTRAN__'.
11419 (define__GNUC__): Reimplemented to use BASEVER and
11420 cpp_define_formatted.
11421 (builtin_define_with_value_n): Removed.
11422 * c-incpath.h: Renamed to ...
11423 * incpath.h: ... this.
11424 * c-incpath.c: Renamed to ...
11425 * incpath.c: ... this. Updated includes.
11426 * fix-header.c: Updated includes.
11427 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11428 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11429 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11431 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11433 * tree.h: Update the table of flags used on tree nodes.
11434 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11435 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11436 (FORCED_LABEL): Add access check.
11437 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11438 (ASM_INPUT_P): Likewise.
11439 (ASM_VOLATILE_P): Likewise.
11440 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11441 (OMP_SECTION_LAST): Access private_flag directly.
11442 (OMP_RETURN_NOWAIT): Likewise.
11443 (OMP_PARALLEL_COMBINED): Likewise.
11444 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11445 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11446 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11447 deprecated_flag directly.
11449 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11451 * final.c (frame_pointer_needed): Removed.
11452 * flags.h (frame_pointer_needed): Likewise.
11454 * function.h (rtl_data): Add frame_pointer_needed.
11455 (frame_pointer_needed): New.
11457 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11459 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11461 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11463 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11466 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11468 * c-common.c (strip_array_types): Move function to..
11470 (get_inner_array_type): Delete.
11471 * c-common.h (strip_array_types): Move declaration to..
11473 (get_inner_array_type): Delete.
11474 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11475 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11476 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11477 * config/pa/pa.c (emit_move_sequence): Likewise.
11479 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11484 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11486 * function.c: Include target hook for nonlocal_goto frame value.
11488 2008-05-24 Richard Guenther <rguenther@suse.de>
11490 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11491 variable can be only accessed through a pointer or a union.
11493 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11495 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11496 * doc/extend.texi: Likewise.
11498 2008-05-23 DJ Delorie <dj@redhat.com>
11500 * config/m32c/jump.md (untyped_call): Add.
11502 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11503 for A24 to PSImode.
11504 (m32c_address_cost): Detail costs for indirect offsets.
11506 2008-05-23 Rafael Espindola <espindola@google.com>
11508 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11509 if a node is a SUBREG.
11510 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11513 2008-05-23 Paul Brook <paul@codesourcery.com>
11514 Carlos O'Donell <carlos@codesourcery.com>
11516 * doc/extend.texi: Clarify use of __attribute__((naked)).
11517 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11518 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11519 * function.c (use_register_for_decl): Use
11520 targetm.calls.allocate_stack_slots_for_args.
11521 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11522 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11523 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11525 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11527 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11529 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11531 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11532 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11533 is only rounded once.
11535 2008-05-23 Richard Guenther <rguenther@suse.de>
11537 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11539 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11540 Jakub Jelinek <jakub@redhat.com>
11543 * configure.ac: Handle --enable-cld.
11544 * configure: Regenerated.
11545 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11546 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11547 (ix86_current_function_needs_cld): New define.
11548 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11549 (cld): New isns pattern.
11550 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11551 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11552 * config/i386/i386.opt (mcld): New option.
11553 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11554 TARGET_CLD and ix86_current_function_needs_cld.
11555 (override_options): Use -mcld by default for 32-bit code if
11558 * doc/install.texi (Options specification): Document --enable-cld.
11559 * doc/invoke.texi (Machine Dependent Options)
11560 [i386 and x86-64 Options]: Add -mcld option.
11561 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11563 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11564 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11565 (return_in_memory_64): Likewise.
11566 (return_in_memory_ms_64): Likewise.
11568 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11570 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11571 * builtins.c (fold_builtin_fpclassify): New.
11572 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11573 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11574 * c-common.c (handle_type_generic_attribute): Adjust to accept
11575 fixed arguments before an elipsis.
11576 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11577 * doc/extend.texi: Document __builtin_fpclassify.
11579 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11581 * omp-low.c (gate_expand_omp_ssa): Remove.
11582 (pass_expand_omp_ssa): Remove.
11583 (gate_expand_omp): Do not check for flag_openmp_ssa.
11584 * common.opt (-fopenmp-ssa): Remove.
11585 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11587 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11589 * config/sh/sh.opt (mfixed-range): New option.
11590 * config/sh/sh-protos.h (sh_fix_range): Declare.
11591 * config/sh/sh.c (sh_fix_range): New function.
11592 * config/sh/sh.h (sh_fixed_range_str): Declare.
11593 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11595 * doc/invoke.texi (SH Options): Document -mfixed-range.
11597 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11599 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11600 it before the redeclaration.
11602 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11604 * config/avr/avr.c (get_sequence_length): Add new function.
11605 (expand_prologue, expand_epilogue): Remove duplicate code.
11607 2008-05-22 Rafael Espindola <espindola@google.com>
11609 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11612 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11614 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11615 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11617 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11618 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11619 (vect_update_misalignment_for_peel): Likewise.
11620 (vector_alignment_reachable_p): Likewise.
11621 * tree-vect-transform.c (vectorizable_load): Likewise.
11622 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11623 (get_vectype_for_scalar_type): Pass mode of scalar_type
11624 to UNITS_PER_SIMD_WORD.
11626 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11627 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11628 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11629 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11630 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11632 2008-05-22 Ira Rosen <irar@il.ibm.com>
11634 PR tree-optimization/36293
11635 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11636 if the first load must be skipped because of a gap.
11638 2008-05-22 Richard Guenther <rguenther@suse.de>
11640 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11641 more cases of offset disambiguation that is possible if
11642 strict-aliasing rules apply.
11643 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11644 for basic offset and type-based disambiguation.
11646 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11648 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11649 ix86_expand_vector_set on V16QImode for SSE4.1.
11651 2008-05-21 Tom Tromey <tromey@redhat.com>
11653 * c.opt (Wimport): Mark as undocumented.
11654 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11656 (Warning Options): Likewise.
11657 * doc/cppopts.texi: Don't mention -Wimport.
11659 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11661 PR tree-optimization/36287
11662 PR tree-optimization/36286
11663 * lambda-code.c (build_access_matrix): Do not use the loop->num
11664 for computing the number of induction variables: use the loop depth
11667 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11670 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11671 option -f(no-)leading-underscore.
11673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11675 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11676 GET_MODE_NUNITS (mode).
11678 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11680 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11681 (-mmulhw): Add 464 to description.
11682 (-mdlmzb): Likewise.
11683 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11684 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11686 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11687 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11688 * config/rs6000/rs6000.md: Update comments for 464.
11690 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11692 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11694 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11696 * config/i386/sse.md (vec_extractv4sf): Removed.
11697 (vec_extractv2df): Likewise.
11698 (vec_extractv2di): Likewise.
11699 (vec_extractv4si): Likewise.
11700 (vec_extractv8hi): Likewise.
11701 (vec_extractv16qi): Likewise.
11702 (vec_extract<mode>): New.
11704 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11706 * config/i386/sse.md (vec_setv4sf): Removed.
11707 (vec_setv2df): Likewise.
11708 (vec_setv2di): Likewise.
11709 (vec_setv4si): Likewise.
11710 (vec_setv8hi): Likewise.
11711 (vec_setv16qi): Likewise.
11712 (vec_set<mode>): New.
11714 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11716 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11717 goto for vec_concat and vec_interleave.
11719 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11721 * config/i386/sse.md (vec_initv4sf): Removed.
11722 (vec_initv2df): Likewise.
11723 (vec_initv2di): Likewise.
11724 (vec_initv4si): Likewise.
11725 (vec_initv8hi): Likewise.
11726 (vec_initv16qi): Likewise.
11727 (vec_init<mode>): New.
11729 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11731 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11733 2008-05-21 Tom Tromey <tromey@redhat.com>
11735 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11736 (zone_find_object_offset): Likewise.
11737 (gt_ggc_m_S): Likewise.
11738 (highest_bit): Likewise.
11739 * ggc-page.c (gt_ggc_m_S): New function.
11740 * stringpool.c (string_stack): Remove.
11741 (init_stringpool): Update.
11742 (ggc_alloc_string): Use ggc_alloc.
11743 (maybe_delete_ident): New function.
11744 (ggc_purge_stringpool): Likewise.
11745 (gt_ggc_m_S): Remove.
11746 * ggc-common.c (ggc_protect_identifiers): New global.
11747 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11748 ggc_protect_identifiers.
11749 * ggc.h (ggc_protect_identifiers): Declare.
11750 (gt_ggc_m_S): Update.
11751 (ggc_purge_stringpool): Declare.
11752 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11753 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11755 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11757 2008-05-21 David S. Miller <davem@davemloft.net>
11759 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11762 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11764 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11767 2008-05-20 David Daney <ddaney@avtrex.com>
11769 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11770 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11771 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11772 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11773 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11774 (atomic_hiqi_op): New define_code_iterator.
11775 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11776 mips_expand_compare_and_swap_12.
11777 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11778 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11779 (sync_<optab><mode>, sync_old_<optab><mode>,
11780 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11781 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11782 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11783 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11784 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11785 (test_and_set_12): New insn.
11786 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11787 sync_new_<optab><mode>, sync_old_nand<mode>,
11788 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11789 clobber to operand 0 for SI and DI mode insns.
11790 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11791 mips_gen_fn_4): New typedefs.
11792 (mips_gen_fn_ptrs): Define new union type.
11793 (mips_expand_compare_and_swap_12): Remove declaration.
11794 (mips_expand_atomic_qihi): Declare function.
11795 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11796 (mips_expand_atomic_qihi): ... this. Use new generator function
11798 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11799 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11800 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11801 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11802 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11803 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11804 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11805 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11806 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11807 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11810 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11812 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11815 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11817 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11818 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11819 (avr_attribute_table): Add 'OS_main' function attribute.
11820 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11821 functions with 'OS_main' attribute.
11823 2008-05-20 Richard Guenther <rguenther@suse.de>
11825 PR tree-optimization/35204
11826 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11827 helper, split out from ...
11828 (DFS): ... here. Make the DFS walk non-recursive.
11830 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11831 Jan Sjodin <jan.sjodin@amd.com>
11833 PR tree-optimization/36181
11834 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11835 (parallelize_loops): Don't parallelize when the loop has vector
11838 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11839 Sebastian Pop <sebastian.pop@amd.com>
11841 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11842 matrix, and never look at the tree representation of the memory
11844 (linear_transform_loops): Computes parameters and access matrices.
11845 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11847 (access_matrix_get_index_for_parameter): New.
11848 * tree-data-ref.h (struct access_matrix): New.
11849 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11850 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11851 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11852 am_vector_index_for_loop): New.
11853 (struct data_reference): Add field access_matrix.
11854 (DR_ACCESS_MATRIX): New.
11855 (compute_data_dependences_for_loop): Update declaration.
11856 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11857 * lambda.h (lambda_vector_vec_p): Declared.
11858 * lambda-code.c: Depend on pointer-set.h.
11859 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11860 av_for_af_base, av_for_af, build_access_matrix,
11861 lambda_compute_access_matrices): New.
11862 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11864 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11866 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11867 $SOURCEDIR/include.
11869 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11870 Sebastian Pop <sebastian.pop@amd.com>
11872 PR tree-optimization/36206
11873 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11875 (instantiate_scev_1): Rename flags to fold_conversions.
11876 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11877 outeside instantiation_loop.
11878 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11879 (evolution_function_is_affine_or_constant_p): Removed.
11880 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11882 (analyze_siv_subscript): Pass in the loop nest number.
11883 Call evolution_function_is_affine_in_loop instead of
11884 evolution_function_is_affine_p.
11885 (analyze_overlapping_iterations): Pass in the loop nest number.
11887 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11888 Sebastian Pop <sebastian.pop@amd.com>
11890 PR tree-optimization/36206
11891 * tree-chrec.h (chrec_fold_op): New.
11892 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11895 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11897 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11899 (remove_duplicates): Do not set inode on non-inode systems.
11902 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11904 * config.gcc (tm_file): Update comments about relative pathnames.
11906 2008-05-20 Richard Guenther <rguenther@suse.de>
11908 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11909 * tree-ssa-sccvn.c (process_scc): Likewise.
11910 * tree-ssa-sink.c (execute_sink_code): Likewise.
11911 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11912 * tree-vrp.c (process_assert_insertions): Likewise.
11913 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11914 (perform_tree_ssa_dce): Likewise.
11915 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11916 (dump_dominator_optimization_stats): Likewise.
11917 * tree-vectorizer.c (vectorize_loops): Likewise.
11919 2008-05-20 Richard Guenther <rguenther@suse.de>
11921 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11923 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11925 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11926 (ix86_i386elf_return_in_memory): Likewise.
11927 (ix86_i386interix_return_in_memory): Likewise.
11928 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11929 (SUBTARGET_RETURN_IN_MEMORY): New.
11930 * config/i386/i386elf.h: Likewise.
11931 * config/i386/ptx4-i.h: Likewise.
11932 * config/i386/sol2-10.h: Likewise.
11933 * config/i386/sysv4.h: Likewise.
11934 * config/i386/vx-common.h: Likewise.
11935 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11936 * config/i386/i386.c (ix86_return_in_memory): Made static and
11937 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11938 (ix86_i386elf_return_in_memory): Removed.
11939 (ix86_i386interix_return_in_memory): Removed.
11940 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11941 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11943 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11945 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11947 2008-05-19 Xinliang David Li <davidxl@google.com>
11949 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11951 * common.opt: Ditto.
11952 * doc/invoke.texi: Ditto.
11954 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11956 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11957 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11959 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11961 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11962 sizes of operand array from 8/4 to 4/2.
11963 (ix86_expand_vector_init_general): Change size of operand array
11964 from 32 to 16. Remove op0, op1 and half_mode.
11966 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11968 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11969 (ix86_expand_vector_init_interleave): Likewise.
11970 (ix86_expand_vector_init_general): Use them. Assert
11971 word_mode == SImode when n_words == 4.
11973 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11975 * config/i386/i386.c (ix86_secondary_reload): New static function.
11976 (TARGET_SECONDARY_RELOAD): New define.
11977 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11978 * config/i386/i386.md (reload_outqi): Remove.
11980 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11982 PR middle-end/35509
11983 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11984 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11985 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11986 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11987 (fold_builtin_1): Likewise.
11988 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11989 c-common.c (check_builtin_function_arguments): Handle
11990 BUILT_IN_ISINF_SIGN.
11991 * doc/extend.texi: Document __builtin_isinf_sign.
11992 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11994 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11997 EH cleanup at the end of the pass, search for those that have been
11998 turned into forwarder blocks and do the cleanup on their successor.
12000 2008-05-18 Richard Guenther <rguenther@suse.de>
12002 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12003 pointers to sizetype and vice versa.
12005 2008-05-18 Xinliang David Li <davidxl@google.com>
12007 * gcc/tree-ssa-dce.c: Coding style fix.
12008 (check_pow): Documentation comment.
12009 (check_log): Documenation comment. Coding style fix.
12010 (is_unnecessary_except_errno_call): Ditto.
12011 (gen_conditions_for_pow): Ditto.
12012 (gen_conditions_for_log): Ditto.
12013 (gen_shrink_wrap_conditions): Ditto.
12014 (shrink_wrap_one_built_in_calls): Ditto.
12015 * gcc/doc/invoke.texi: Better documentation string.
12016 * ChangeLog: Fix wrong change log entries from
12017 May 17 checkin on function call DCE.
12019 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12021 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12023 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12025 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12026 * df-problems.c (simulation routines): Fixed block comment to
12027 properly say how to add forwards scanning functions.
12029 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12031 * tree-inline.c (setup_one_parameter): Remove dead code.
12033 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12035 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12036 a BIT_AND_EXPR only for an INTEGER_TYPE.
12038 2008-05-17 Xinliang David Li <davidxl@google.com>
12040 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12041 (check_pow, check_log, is_unnecessary_except_errno_call): New
12042 functions to check for eliminating math functions that are pure
12043 except for setting errno.
12044 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12045 general condition expressions for shrink-wrapping pow/log calls.
12046 (gen_shrink_wrap_conditions): Ditto.
12047 (shrink_wrap_one_built_in_call): Ditto.
12048 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12049 (mark_operand_necessary): If debugging, output if OP is necessary.
12050 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12052 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12054 * gcc/common.opt: New user flag -ftree-builtin-dce.
12055 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12057 2008-05-16 David S. Miller <davem@davemloft.net>
12059 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12060 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12062 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12067 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12069 * ifcvt.c (dead_or_predicable): Rename
12070 df_simulate_one_insn_backwards to df_simulate_one_insn.
12071 * recog.c (peephole2_optimize): Ditto.
12072 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12074 * df.h: Rename df_simulate_one_insn_backwards to
12075 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12076 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12077 scanning of defs and uses.
12078 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12079 (df_simulate_one_insn_forwards): Removed.
12081 2008-05-16 Doug Kwan <dougkwan@google.com>
12083 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12085 (real_from_string): Handle NaNs and Inf as approriate.
12087 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12089 * doc/gty.texi (Source Files Containing Type Information): Note
12090 that headers should appear first in the gtfiles list.
12092 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12094 * tree.def (COND_EXEC): Properly documented this code.
12096 2008-05-16 Diego Novillo <dnovillo@google.com>
12098 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12099 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12102 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12104 * tree-ssa-dse (max_stmt_uid): Removed.
12105 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12106 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12107 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12108 * function.h (cfun.last_stmt_uid): New field.
12109 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12110 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12112 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12113 (create_stmt_ann): Initialize the ann->uid field.
12114 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12116 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12118 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12120 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12121 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12122 (init_empty_tree_cfg): Call it.
12124 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12126 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12129 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12131 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12132 * tree-dump.c (dump_options): New verbose option.
12133 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12135 * tree-pass.h (TDF_VERBOSE): New dump flag.
12136 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12137 (tree-flow.h): Added include.
12138 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12140 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12142 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12144 From Jie Zhang <jie.zhang@analog.com>
12145 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12146 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12147 mcpu=bf561-none and mcpu=bf561-0.2.
12148 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12149 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12150 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12151 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12152 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12153 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12154 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12156 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12157 (cputype_selected): Remove.
12158 (bfin_handle_option): Don't use cputype_selected.
12159 (override_options): When no mcpu option, enable all workarounds.
12160 Don't use bfin_workarounds.
12161 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12163 (DEFAULT_CPU_TYPE): Don't define.
12165 2008-05-16 Richard Guenther <rguenther@suse.de>
12167 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12168 on deletion of the last stmt.
12170 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12172 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12173 V8HImode for SSE2 and V16QImode for SSE4.1.
12175 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12177 * cgraph.h (compute_inline_parameters): Made public.
12178 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12179 variable_generate_summary, function_write_summary,
12180 variable_write_summary, variable_read_summary. Added generate_summary,
12181 write_summary, read_summary.
12182 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12183 pass_ipa_inline.function_generate_summary, to
12184 compute_inline_parameters.
12185 * ipa-inline.c (compute_inline_parameters): Made public and added
12187 (compute_inline_parameters_for_current): New function.
12188 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12189 (inline_generate_summary): Removed parameter and made to loop over
12191 (pass_ipa_inline): Updated for new IPA_PASS structure.
12192 * passes.c (execute_ipa_summary_passes): Now is called once per
12193 pass rather than once per node*pass.
12195 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12197 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12198 avr_have_mul_p, avr_asm_only_p): Remove variables.
12199 (avr_override_options): Remove initialization of removed variables.
12200 (avr_file_start): Convert removed variables to fields of
12201 'struct base_arch_s *avr_current_arch'.
12202 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12203 (AVR_HAVE_MUL): (Ditto.).
12204 (AVR_HAVE_MOVW): (Ditto.).
12205 (AVR_HAVE_LPMX): (Ditto.).
12206 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12207 avr_asm_only_p): Remove declaration.
12209 2008-05-15 Diego Novillo <dnovillo@google.com>
12211 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12212 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12214 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12216 PR middle-end/36194
12217 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12218 Don't call record_truncated_value from here.
12219 (record_truncated_value): Turn it into a for_each_rtx callback.
12220 (record_truncated_values): New function.
12221 (combine_instructions): Call note_uses with record_truncated_values.
12222 Change name of check_conversion to check_promoted_subreg.
12224 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12226 * doc/sourcebuild.texi: Document support for torture tests.
12228 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12231 to alternative 4 of operand 2.
12233 2008-05-15 Richard Guenther <rguenther@suse.de>
12235 * tree-pass.h (current_pass): Declare.
12236 (get_pass_for_id): Likewise.
12237 * passes.c (passes_by_id, passes_by_id_size): New globals.
12238 (set_pass_for_id): New function.
12239 (get_pass_for_id): Likewise.
12240 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12241 (execute_function_todo): Flush per function statistics.
12242 * toplev.c (compile_file): Init statistics.
12243 (general_init): Do early statistics initialization.
12244 (finalize): Finish statistics.
12245 * statistics.h (statistics_early_init): Declare.
12246 (statistics_init): Likewise.
12247 (statistics_fini): Likewise.
12248 (statistics_fini_pass): Likewise.
12249 (statistics_counter_event): Likewise.
12250 (statistics_histogram_event): Likewise.
12251 * statistics.c: New file.
12252 * Makefile.in (OBJS-common): Add statistics.o.
12253 (statistics.o): Add dependencies.
12254 * doc/invoke.texi (-fdump-statistics): Document.
12256 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12257 (insert): Likewise.
12258 (execute_pre): Use statistics_counter_event.
12259 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12260 (substitute_and_fold): Increment it. Use statistics_counter_event.
12262 2008-05-15 Diego Novillo <dnovillo@google.com>
12264 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12266 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12267 * tree-ssa-alias.c (new_type_alias): Remove references to
12268 sub-variables from comment.
12269 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12271 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12273 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12274 attribute to 1 only for insertps alternative.
12276 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12278 * config/bfin/bfin.md (loadbytes): New pattern.
12279 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12280 (bfin_init_builtins): Initialize it.
12281 (bdesc_1arg): Add it.
12283 2008-05-15 Sa Liu <saliu@de.ibm.com>
12285 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12286 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12287 * testsuite/lib/target-supports.exp: Add
12288 check_effective_target_fortran_integer_16.
12290 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12292 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12293 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12294 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12295 (TARGET_RETURN_IN_MEMORY): Define.
12297 2008-05-15 Richard Guenther <rguenther@suse.de>
12299 PR middle-end/36244
12300 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12301 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12302 represent unmodifiable vars.
12304 2008-05-15 Richard Guenther <rguenther@suse.de>
12306 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12307 INDIRECT_REF and TARGET_MEM_REF.
12308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12311 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12312 H.J. Lu <hongjiu.lu@intel.com>
12314 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12315 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12316 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12317 insn alternatives. Add missing alternatives.
12318 (*vec_concatv2di_rex64_sse4_1): Likewise.
12319 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12320 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12321 Require TARGET_SSE.
12323 2008-05-15 Richard Guenther <rguenther@suse.de>
12325 PR tree-optimization/36009
12326 PR tree-optimization/36204
12327 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12328 (determine_invariantness_stmt): Record the loop a store is
12329 always executed in.
12330 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12333 2008-05-15 Richard Guenther <rguenther@suse.de>
12335 PR tree-optimization/34330
12336 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12337 through the pointer will alias the SMT.
12339 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12341 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12343 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12345 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12347 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12348 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12350 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12351 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12352 (vashl_optab): New optab for vector/vector shifts.
12353 (vashr_optab): Ditto.
12354 (vlshr_optab): Ditto.
12355 (vrotl_optab): Ditto.
12356 (vrotr_optab): Ditto.
12357 (optab_subtype): New enum for optab_for_tree_code call.
12358 (optab_for_tree_code): Add enum optab_subtype argument.
12360 * optabs.c (optab_for_tree_code): Take an additional argument to
12361 distinguish between a vector shift by a scalar and vector shift by
12362 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12363 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12364 vector shift by a vector.
12365 (expand_widen_pattern_expr): Pass additional argument to
12366 optab_for_tree_code.
12368 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12369 vrotl_optab, vrotr_optab.
12371 * expr.c (expand_expr_real_1): Update calls to
12372 optab_for_tree_code to distinguish between vector shifted by a
12373 scalar and vector shifted by a vector.
12374 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12375 (supportable_narrowing_operation): Ditto.
12376 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12377 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12378 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12379 (vect_create_epilog_for_reduction): Ditto.
12380 (vectorizable_reduction): Ditto.
12381 (vectorizable_operation): Ditto.
12382 (vect_strided_store_supported): Ditto.
12383 (vect_strided_load_supported): Ditto.
12384 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12385 * expmed.c (expand_shift): Ditto.
12387 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12389 (ashr@var{m}3): Ditto.
12390 (vashl@var{m}3): Document new vector/vector shift standard name.
12391 (vashr@var{m}3): Ditto.
12392 (vlshr@var{m}3): Ditto.
12393 (vrotl@var{m}3): Ditto.
12394 (vrotr@var{m}3): Ditto.
12396 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12397 (PPERM_INVERT): Ditto.
12398 (PPERM_REVERSE): Ditto.
12399 (PPERM_REV_INV): Ditto.
12400 (PPERM_ZERO): Ditto.
12401 (PPERM_ONES): Ditto.
12402 (PPERM_SIGN): Ditto.
12403 (PPERM_INV_SIGN): Ditto.
12404 (PPERM_SRC1): Ditto.
12405 (PPERM_SRC2): Ditto.
12407 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12408 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12409 allows a memory operand to be the value being added, and split it
12410 to improve vectorization.
12411 (sse5_pmacsdqh_mem): Ditto.
12412 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12413 (sse5_mulv2div2di3_high): Ditto.
12414 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12415 (vec_pack_trunc_v4si): Ditto.
12416 (vec_pack_trunc_v2di): Ditto.
12417 (sse5_pcmov_<mode>): Remove code that tried to use use
12418 andps/andnps instead of pcmov.
12419 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12420 pmacsdqh instructions.
12421 (vec_widen_smult_lo_v4si): Ditto.
12423 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12424 (PPERM_INVERT): Ditto.
12425 (PPERM_REVERSE): Ditto.
12426 (PPERM_REV_INV): Ditto.
12427 (PPERM_ZERO): Ditto.
12428 (PPERM_ONES): Ditto.
12429 (PPERM_SIGN): Ditto.
12430 (PPERM_INV_SIGN): Ditto.
12431 (PPERM_SRC1): Ditto.
12432 (PPERM_SRC2): Ditto.
12433 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12435 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12437 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12438 says ignore whether the last reference is a memory operand.
12440 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12441 Paolo Bonzini <bonzini at gnu dot org>
12443 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12446 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12447 (vlshr<mode>3): Rename from vlshr<mode>3.
12448 (vashr<mode>3): Rename from vashr<mode>3.
12449 (mulv4sf3): Change the names of vector shift patterns.
12453 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12456 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12481 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12482 (floatunssidf2_internal): Change vector/vector shift names.
12483 (floatunsdidf2_internal): Ditto.
12490 (vashl<mode>3): Rename from ashl<mode>3.
12491 (vashr<mode>3): Rename from ashr<mode>3.
12492 (vlshr<mode>3): Rename from lshr<mode>3.
12493 (vrotl<mode>3): Rename from rotl<mode>3.
12495 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12498 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12499 multiply gives the wrong value when doing widening multiplies.
12500 (vec_widen_smult_lo_v4si): Ditto.
12502 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12504 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12505 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12506 emit_library_call_value.
12507 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12508 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12509 * calls.c (initialize_argument_information, precompute_arguments,
12510 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12511 (precompute_arguments): Removed flags parameter.
12512 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12514 2008-05-14 Richard Guenther <rguenther@suse.de>
12516 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12517 Make sure to register the store if the use is a PHI_NODE.
12519 2008-05-14 Olivier Hainque <hainque@adacore.com>
12521 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12522 memory if the component is to be referenced in BLKmode according
12523 to get_inner_reference.
12525 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12527 * calls.c (emit_library_call_value_1): Restore code clearing
12528 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12530 2008-05-14 Olivier Hainque <hainque@adacore.com>
12531 Nicolas Roche <roche@adacore.com>
12533 * configure.ac: Add support for a "gcc_subdir" variable in
12534 config-lang.in, to denote a subdirectory where the language/GCC
12535 integration files are to be found.
12536 * configure: Regenerate.
12538 2008-05-14 Ira Rosen <irar@il.ibm.com>
12540 PR tree-optimization/36098
12541 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12542 value for the first load in the group in case of a gap.
12543 (vect_build_slp_tree): Check that there are no gaps in loads.
12545 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12547 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12548 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12549 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12550 emit_insn and remove unneeded code to construct extra args.
12551 (emit_no_conflict_block): Removed.
12552 * optabls.h: (emit_no_conflict_block): Removed.
12553 * cse.c (cse_extended_basic_block): Remove search for
12554 REG_NO_CONFLICT note.
12555 * global.c: Removed incorrect comment added in revision 117.
12556 * expr.c (convert_move): Change call to emit_no_conflict_block to
12558 * recog.c: Change comments so that they do not mention
12560 * local_alloc.c (combine_regs): Removed last parameter.
12561 (no_conflict_p): Removed.
12562 (block_alloc): Removed note, no_conflict_combined_regno and set
12563 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12564 (combine_regs): Removed already_dead and code to look for
12565 REG_NO_CONFLICT notes.
12566 * lower_subreg (remove_retval_note): Removed code to look for
12567 REG_NO_CONFLICT block.
12568 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12569 (resolve_clobber): Remove code to process libcalls that have
12570 REG_NO_CONFLICT notes.
12571 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12573 * combine.c (can_combine_p, distribute_notes): Removed
12574 REG_NO_CONFLICT case.
12575 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12577 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12578 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12580 * reg-notes.def (NO_CONFLICT): Removed.
12582 2008-05-14 David S. Miller <davem@davemloft.net>
12584 * config/sparc/sparc.c (sparc_profile_hook): If
12585 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12586 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12587 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12589 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12591 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12593 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12596 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12597 and op1 expansion before vector concat to have less live pseudos.
12599 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12601 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12602 ix86_expand_vector_set if supported.
12604 2008-05-13 Diego Novillo <dnovillo@google.com>
12605 Kenneth Zadeck <zadeck@naturalbridge.com>
12607 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12609 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12610 phinodes_print_statistics, init_ssanames, fini_ssanames,
12611 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12612 release_ssa_name, release_defs, replace_ssa_name_symbol,
12613 ssanames_print_statistics): Move ...
12614 * tree-flow.h: ... here.
12615 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12616 Use FN instead of cfun.
12617 (make_ssa_name_fn): Rename from make_ssa_name.
12618 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12619 * tree-flow-inline.h (make_ssa_name): Move from
12620 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12621 * omp-low.c (expand_omp_parallel):
12622 * tree-flow-inline.h (redirect_edge_var_map_result):
12623 * tree-ssa.c (init_tree_ssa): Add argument FN.
12624 Use it instead of cfun. Update all users.
12626 2008-05-13 Tom Tromey <tromey@redhat.com>
12628 PR preprocessor/22168:
12629 * doc/cpp.texi (Top): Update menu.
12630 (Alternatives to Wrapper #ifndef): New node.
12631 (Other Directives): Document deprecation.
12632 (Obsolete Features): Remove menu.
12633 (Assertions): Merge node into Obsolete Features.
12634 (Obsolete once-only headers): Move earlier; rename to Alternatives
12635 to Wrapper #ifndef.
12636 * doc/cppopts.texi: Update.
12637 * c.opt (Wdeprecated): Enable for C and ObjC.
12638 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12639 (C++ Dialect Options): Move -Wno-deprecated from here to...
12640 (Warning Options): ... here.
12642 2008-05-13 Richard Guenther <rguenther@suse.de>
12644 PR middle-end/36227
12645 * fold-const.c (fold_sign_changed_comparison): Do not allow
12646 changes in pointer-ness.
12648 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12651 * config/sh/sh.c (sh_expand_prologue): Don't clear
12652 RTX_FRAME_RELATED_P for push insns.
12654 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12656 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12658 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12660 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12661 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12662 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12664 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12666 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12667 (*vec_concatv4sf_sse): This.
12668 (*sse2_concatv2si): Renamed to ...
12669 (*vec_concatv2si_sse2): This.
12670 (*sse1_concatv2si): Renamed to ...
12671 (*vec_concatv2si_sse): This.
12672 (*vec_concatv2di_rex): Renamed to ...
12673 (*vec_concatv2di_rex64): This.
12674 (*vec_concatv2si_sse4_1): New.
12675 (*vec_concatv2di_rex64_sse4_1): Likewise.
12677 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12679 PR rtl-optimization/36111
12680 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12681 that was created for swappable operands.
12683 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12686 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12687 * configure.ac: Add call to ACX_PROG_GNAT.
12689 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12691 * optc-gen.awk: Fix comment typo.
12693 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12695 * pretty-print.c (pp_integer_with_precision): Use
12696 HOST_LONG_LONG_FORMAT.
12698 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12700 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12702 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12704 * config/i386/i386.c (bdesc_ptest): Removed.
12705 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12706 (bdesc_args): Add __builtin_ia32_ptestz128,
12707 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12708 (ix86_init_mmx_sse_builtins): Updated.
12709 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12710 (ix86_expand_builtin): Updated.
12712 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12714 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12715 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12717 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12719 * value-prof.c (interesting_stringop_to_profile): Do not
12720 return early for BUILT_IN_MEMPCPY.
12722 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12724 * calls.c (expand_call): Don't use callgraph to increase
12725 preferred_stack_boundary.
12727 * cgraph.h (cgraph_rtl_info): Use unsigned on
12728 preferred_incoming_stack_boundary.
12730 * final.c (rest_of_clean_state): Use unsigned on
12731 preferred_stack_boundary.
12733 2008-05-09 Tom Tromey <tromey@redhat.com>
12735 PR preprocessor/22231:
12736 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12739 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12741 PR tree-optimization/36129
12742 * tree-ssa-ccp.c: Include value-prof.h.
12743 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12744 built-in function was folded to a constant.
12745 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12747 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12748 Sebastian Pop <sebastian.pop@amd.com>
12750 * tree-scalar-evolution.c: Document instantiate_scev.
12751 (instantiate_parameters_1): Renamed instantiate_scev_1.
12752 Don't use the same loop for instantiation_loop and evolution_loop.
12753 (instantiate_scev): New.
12754 (instantiate_parameters): Moved...
12755 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12756 same loop twice. Maintains the semantics for this function.
12757 * tree-scalar-evolution.h (instantiate_scev): Declare.
12758 (instantiate_parameters): ...here. Now static inline.
12759 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12760 instead of resolve_mixers.
12762 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12764 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12766 2008-05-09 Tomas Bily <tbily@suse.cz>
12768 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12769 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12770 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12771 * c-common.c (c_common_truthvalue_conversion): Likewise.
12772 * tree-object-size.c (compute_object_offset): Likewise.
12773 * tree-inline.c (estimate_num_insns_1): Likewise.
12774 * varasm.c (const_hash_1, compare_constant, copy_constant)
12775 (compute_reloc_for_constant, output_addressed_constants)
12776 (initializer_constant_valid_p): Likewise.
12777 * c-omp.c (check_omp_for_incr_expr): Likewise.
12778 * gimplify.c (gimplify_expr): Likewise.
12779 * c-typeck.c (c_finish_return): Likewise.
12780 * tree-vectorizer.c (supportable_widening_operation)
12781 (supportable_narrowing_operation): Likewise.
12782 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12783 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12784 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12786 (descr_info_loc): Likewise.
12787 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12788 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12789 (fold_unary): Likewise.
12790 * builtins.c (get_pointer_alignment): Likewise.
12791 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12792 (instantiate_parameters_1): Likewise.
12793 * tree.c (expr_align, stabilize_reference): Likewise.
12794 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12795 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12796 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12797 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12798 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12799 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12801 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12802 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12803 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12804 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12805 (forward_propagate_comparison)
12806 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12807 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12808 * emit-rtl.c (component_ref_for_mem_expr)
12809 (set_mem_attributes_minus_bitpos): Likewise.
12810 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12811 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12813 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12814 (build_function_call, pointer_diff, build_compound_expr)
12815 (c_finish_return): Likewise.
12816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12817 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12819 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12820 * expr.c (is_aligning_offset): Likewise.
12821 * tree-ssa-alias.c (is_escape_site): Likewise.
12822 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12823 (check_all_va_list_escapes): Likewise.
12824 * tree-ssa-loop-ivopts.c (determine_base_object)
12825 (determine_common_wider_type): Likewise.
12826 * dojump.c (do_jump): Likewise.
12827 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12828 * tree-gimple.c (is_gimple_cast): Likewise.
12829 * fold-const.c (decode_field_reference, )
12830 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12831 (fold_binary): Likewise.
12832 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12833 (already_warned_in_frontend_p): Likewise.
12834 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12835 * tree.c (really_constant_p, get_unwidened): Likewise.
12836 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12837 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12838 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12840 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12842 (CONVERT_EXPR_P): Define.
12843 (CASE_CONVERT): Define.
12845 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12847 PR middle-end/36117
12848 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12849 (delete_unmarked_insns): When deleting a call, call
12850 delete_unreachable_blocks.
12851 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12852 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12854 2008-05-08 Richard Guenther <rguenther@suse.de>
12856 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12857 (-ftree-salias): Likewise.
12858 (salias-max-implicit-fields): Remove param documentation.
12859 (salias-max-array-elements): Likewise.
12860 * tree-pass.h (pass_create_structure_vars): Remove.
12861 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12862 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12863 * tree-ssa-alias.c (create_structure_vars): Remove.
12864 (gate_structure_vars): Likewise.
12865 (pass_create_structure_vars): Likewise.
12866 (gate_build_alias): Likewise.
12867 (pass_build_alias): Adjust to run always and dump the function.
12868 * common.opt (ftree-salias): Hide.
12869 * passes.c (init_optimization_passes): Remove
12870 pass_create_structure_vars, adjust comment.
12871 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12872 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12873 * opts.c (decode_options): Do not set flag_tree_salias.
12874 (common_handle_option): Add OPT_ftree_salias to the backward
12875 compatibility section.
12877 2008-05-08 Richard Guenther <rguenther@suse.de>
12879 * tree-flow-inline.h (var_can_have_subvars): Move ...
12880 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12881 * tree-flow.h (var_can_have_subvars): Remove.
12882 (push_fields_onto_fieldstack): Remove.
12883 (sort_fieldstack): Likewise.
12884 (struct fieldoff): Move ...
12885 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12886 alias_set and base_for_components fields.
12887 (sort_fieldstack): Make static.
12888 (push_fields_onto_fieldstack): Likewise. Remove code that
12889 handles anything but RECORD_TYPEs. Remove alias_set and
12890 base_for_components handling.
12891 (create_variable_info_for): Adjust.
12893 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12895 * common.opt (Wframe-larger-than=): Shorten the help message
12897 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12899 2008-05-08 Rafael Espindola <espindola@google.com>
12901 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12903 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12904 trap and that both operands are gimple values.
12905 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12906 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12909 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12911 * read-rtl.c (join_c_conditions): Return the first string if the
12912 two strings are equal.
12914 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12916 * gensupport.h (pred_data): Add a "num_codes" field.
12917 (add_predicate_code): Declare.
12918 * gensupport.c (add_predicate_code): New function.
12919 (std_pred_table): Add an "allows_const_p" field.
12920 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12921 Remove the (incomplete) list of such codes from the codes field.
12922 (init_predicate_table): Use add_predicate_code. Add all
12923 RTX_CONST_OBJs if allows_const_p is true.
12924 * genrecog.c (process_define_predicate): Use add_predicate_code.
12926 2008-05-08 David Daney <ddaney@avtrex.com>
12927 Richard Sandiford <rsandifo@nildram.co.uk>
12929 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12930 special case of constant zero operands.
12931 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12932 old and new values. Special case constant zero values.
12933 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12935 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12936 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12938 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12941 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12942 similar RTX_CONST_OBJ before CONST_INT.
12944 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12946 * stmt.c (expand_stack_restore): Change sa mode if needed.
12948 2008-05-08 Richard Guenther <rguenther@suse.de>
12950 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12951 return type to bool.
12952 (ix86_sol10_return_in_memory): Likewise.
12953 (ix86_i386elf_return_in_memory): Likewise.
12954 (ix86_i386interix_return_in_memory): Likewise.
12955 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12956 (ix86_sol10_return_in_memory): Likewise.
12957 (ix86_i386elf_return_in_memory): Likewise.
12958 (ix86_i386interix_return_in_memory): Likewise.
12960 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12963 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12965 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12966 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12969 2008-05-08 Richard Guenther <rguenther@suse.de>
12971 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12972 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12973 (DR_SUBVARS): Remove.
12974 * tree-dfa.c (dump_subvars_for): Remove.
12975 (debug_subvars_for): Likewise.
12976 (dump_variable): Do not dump subvars.
12977 (remove_referenced_var): Do not remove subvars.
12978 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12979 (lookup_subvars_for_var): Remove.
12980 (get_subvars_for_var): Likewise.
12981 (get_subvars_at): Likewise.
12982 (get_first_overlapping_subvar): Likewise.
12983 (overlap_subvar): Likewise.
12984 * tree-flow.h (subvar_t): Remove.
12985 (struct var_ann_d): Remove subvars field.
12986 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12987 argument. Remove special handling of SFTs.
12988 (compute_tag_properties): Likewise.
12989 (set_initial_properties): Likewise.
12990 (compute_call_clobbered): Likewise.
12991 (count_mem_refs): Likewise.
12992 (compute_memory_partitions): Likewise.
12993 (compute_flow_insensitive_aliasing): Likewise.
12994 (setup_pointers_and_addressables): Likewise.
12995 (new_type_alias): Likewise.
12996 (struct used_part): Remove.
12997 (used_portions): Likewise.
12998 (struct used_part_map): Likewise.
12999 (used_part_map_eq): Likewise.
13000 (used_part_map_hash): Likewise.
13001 (free_used_part_map): Likewise.
13002 (up_lookup): Likewise.
13003 (up_insert): Likewise.
13004 (get_or_create_used_part_for): Likewise.
13005 (create_sft): Likewise.
13006 (create_overlap_variables_for): Likewise.
13007 (find_used_portions): Likewise.
13008 (create_structure_vars): Likewise.
13009 * tree.def (STRUCT_FIELD_TAG): Remove.
13010 * tree.h (MTAG_P): Adjust.
13011 (struct tree_memory_tag): Remove base_for_components and
13012 unpartitionable flags.
13013 (struct tree_struct_field_tag): Remove.
13014 (SFT_PARENT_VAR): Likewise.
13015 (SFT_OFFSET): Likewise.
13016 (SFT_SIZE): Likewise.
13017 (SFT_NONADDRESSABLE_P): Likewise.
13018 (SFT_ALIAS_SET): Likewise.
13019 (SFT_UNPARTITIONABLE_P): Likewise.
13020 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13021 (union tree_node): Remove sft field.
13022 * alias.c (get_alias_set): Remove special handling of SFTs.
13023 * print-tree.c (print_node): Remove handling of SFTs.
13024 * tree-dump.c (dequeue_and_dump): Likewise.
13025 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13026 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13027 * tree-predcom.c (set_alias_info): Do not set subvars.
13028 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13029 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13030 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13031 (add_vars_for_offset): Remove.
13032 (add_virtual_operand): Remove special handling of SFTs.
13033 (add_call_clobber_ops): Likewise.
13034 (add_call_read_ops): Likewise.
13035 (get_asm_expr_operands): Likewise.
13036 (get_modify_stmt_operands): Likewise.
13037 (get_expr_operands): Likewise.
13038 (add_to_addressable_set): Likewise.
13039 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13040 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13041 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13042 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13043 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13044 (tree_node_structure): Likewise.
13045 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13047 (find_what_p_points_to): Likewise.
13049 2008-05-08 Sa Liu <saliu@de.ibm.com>
13051 * config/spu/spu.md: Fixed subti3 pattern.
13053 2008-05-08 Richard Guenther <rguenther@suse.de>
13055 PR middle-end/36154
13056 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13057 sure to create a representative for trailing arrays for PTA.
13059 2008-05-08 Richard Guenther <rguenther@suse.de>
13061 PR middle-end/36172
13062 * fold-const.c (operand_equal_p): Two objects which types
13063 differ in pointerness are not equal.
13065 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13067 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13068 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13069 (emit_library_call_value_1): Add new variable fndecl initialized by
13070 NULL_TREE. It should be the decl type of orgfun, but this information
13071 seems not to be available here, so it uses the default calling abi.
13072 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13073 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13074 by TARGET_RETURN_IN_MEMORY.
13075 * config/i386/i386-interix.h: Likewise.
13076 * config/i386/i386.h: Likewise.
13077 * config/i386/i386elf.h: Likewise.
13078 * config/i386/ptx4-i.h: Likewise.
13079 * config/i386/sol2-10.h: Likewise.
13080 * config/i386/sysv4.h: Likewise.
13081 * config/i386/vx-common.h: Likewise.
13082 * config/cris/cris.h: Removed #if 0 clause.
13083 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13084 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13086 (ix86_sol10_return_in_memory): Likewise.
13087 (ix86_i386elf_return_in_memory): New.
13088 (ix86_i386interix_return_in_memory): New.
13089 * config/mt/mt-protos.h (mt_return_in_memory): New.
13090 * config/mt/mt.c: Likewise.
13091 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13092 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13093 * config/bfin/bfin.h: Likewise.
13094 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13096 * config/bfin/bfin.c: Likewise.
13097 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13098 * config/alpha/unicosmk.h: Likewise.
13099 * config/i386/cygming.h: Likewise.
13100 * config/iq2000/iq2000.h: Likewise.
13101 * config/mips/mips.h: Likewise.
13102 * config/mn10300/mn10300.h: Likewise.
13103 * config/rs6000/rs6000.h: Likewise.
13104 * config/score/score.h: Likewise.
13105 * config/spu/spu.h: Likewise.
13106 * config/v850/v850.h: Likewise.
13107 * defaults.h: Likewise.
13108 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13109 * expr.c (emit_block_move): Adjust use of
13110 OUTGOING_REG_PARM_STACK_SPACE.
13111 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13112 OUTGOING_REG_PARM_STACK_SPACE.
13113 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13115 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13117 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13118 on OMP_RETURN for OMP_FOR.
13121 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13122 (fortran_common): New function.
13123 (gen_variable_die): Call fortran_common instead of common_check,
13124 adjust for it returning tree instead of rtx. Formatting.
13126 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13130 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13131 * c-decl.c (merge_decls): Ditto.
13132 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13133 to RTL_CONST_OR_PURE_CALL_P.
13134 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13135 Initialized DECL_LOOPING_CONST_PURE.
13136 (process_call_operands): Set tree_side_effects properly.
13137 * tree.h (TREE_READONLY_DECL_P): Removed.
13138 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13139 (DECL_LOOPING_OR_CONST_P): New macro.
13140 (struct tree_function_decl): Added looping_const_or_pure_p.
13141 (ECF_*) Renumbered.
13142 (ECF_LOOPING_OR_CONST_P): New macro.
13143 * rtlanal.c (pure_const_p): Removed.
13144 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13145 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13146 to RTL_CONST_CALL_P.
13147 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13148 (check_decl, check_tree, check_call, scan_function): Initialize
13150 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13151 (static_execute): Set looping true for recursive functions.
13152 Undo setting state to IPA_NEITHER for recursive functions.
13153 * cse.c (cse_insn):
13154 * ifcvt.c (noce_can_store_speculate_p): Changed
13155 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13156 RTL_CONST_OR_PURE_CALL_P.
13157 * dse.c (scan_insn): Ditto.
13158 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13159 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13160 RTL_CONST_OR_PURE_CALL_P.
13161 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13162 pure_call_p to RTL_CONST_CALL_P.
13163 * gimplify.c (gimplify_call_expr): Clear side effects for
13164 non-looping pure and constant calls.
13165 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13166 (flags_from_decl_or_type): Set ecf flags from decl flags.
13167 (initialize_argument_information): Turn off
13168 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13169 Change const to pure if callee_copies is true rather than just
13171 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13172 way of marking pure calls.
13173 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13174 Remove hack that was supposed to fix pr7335 and remove old
13175 way of marking pure calls.
13176 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13177 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13178 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13179 RTL_CONST_OR_PURE_CALL_P.
13180 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13181 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13182 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13183 * sched-deps.c (schedule_analyze): Ditto.
13184 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13185 return_val field of calls to represent pure and const function info.
13186 (CONST_OR_PURE_CALL_P): Deleted macro.
13187 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13188 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13189 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13191 * tree-optimize.c (execute_fixup_cfg): Added test for
13192 ECF_LOOPING_CONST_OR_PURE.
13193 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13195 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13196 effects for looping pure or const calls.
13197 (verify_gimple_expr): Added verification code.
13198 * config/alpha/alpha.c (alpha_legitimize_address,
13199 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13201 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13202 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13203 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13204 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13205 RTL_CONST_OR_PURE_CALL_P.
13206 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13207 and const calls to be deleted.
13209 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13212 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13213 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13214 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13215 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13216 to handle nonimmediate operands.
13217 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13218 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13219 to handle nonimmediate operands.
13220 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13221 (mmx_pmulhrwv4hi3): New expander. Use
13222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13223 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13224 (sse2_umulv1siv1di3): New expander. Use
13225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13226 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13227 (mmx_eq<mode>3): New expander. Use
13228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13229 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13230 (mmx_uavgv8qi3): New expander. Use
13231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13232 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13233 (mmx_uavgv4hi3): New expander. Use
13234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13236 * config/i386/sse.md
13237 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13238 to handle nonimmediate operands.
13239 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13240 to handle nonimmediate operands.
13241 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13242 to handle nonimmediate operands.
13243 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13244 to handle nonimmediate operands.
13245 (sse2_unpckhpd_exp): New expander. Use
13246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13247 (sse2_unpcklpd_exp): New expander. Use
13248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13249 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13250 to handle nonimmediate operands.
13251 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13252 to handle nonimmediate operands.
13253 (*sse2_<plusminus_insn><mode>3): Rename from
13254 sse2_<plusminus_insn><mode>3 insn pattern.
13255 (sse2_<plusminus_insn><mode>3): New expander. Use
13256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13257 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13258 (sse2_umulv2siv2di3): New expander. Use
13259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13260 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13261 (sse4_1_mulv2siv2di3): New expander. Use
13262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13263 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13264 (sse2_pmaddwd): New expander. Use
13265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13266 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13267 (sse2_eq<mode>3): New expander. Use
13268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13269 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13270 (sse4_1_eqv2di3): New expander. Use
13271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13272 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13273 (sse2_uavgv16qi3): New expander. Use
13274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13275 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13276 (sse2_uavgv16qi3): New expander. Use
13277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13278 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13279 (sse2_uavgv8hi3): New expander. Use
13280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13281 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13282 (ssse3_pmulhrswv8hi3): New expander. Use
13283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13284 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13285 (ssse3_pmulhrswv4hi3): New expander. Use
13286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13288 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13289 (<sse>_vmmul<mode>3): Ditto.
13290 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13292 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13293 (ssse3_pmaddubsw): Ditto.
13295 * config/i386/i386.c (struct_builtin_description)
13296 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13297 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13298 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13299 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13300 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13301 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13302 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13303 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13304 (ix86_fixup_binary_operands): Assert that src1
13305 and src2 must have the same mode when swapped.
13306 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13307 and ix86_binary_operator_ok. Do not force operands in registers
13310 2008-05-07 Jan Hubicka <jh@suse.cz>
13312 * cgraph.c (dump_cgraph_node): Update.
13313 * cgraph.h (cgraph_local_info): Break out inline summary.
13314 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13316 * ipa-inline (inline_summary): New accestor function.
13317 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13318 cgraph_decide_inlining, compute_inline_parameters): Update.
13319 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13321 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13323 Cleanup ColdFire scheduling support and add V4 pipeline model.
13325 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13326 (define_attr cpu): Add cfv4 value.
13327 (define_attr type, define_attr type1): Merge into a single 'type'
13328 attribute. Update all uses.
13329 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13330 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13332 (define_attr opx_mem, define_attr opy_mem): Remove.
13333 (define_attr op_mem): Clean up, update comment.
13334 (define_attr size): Use specific values instead of general int.
13335 (define_attr guess, define_attr split): Remove. Update all uses.
13336 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13337 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13338 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13339 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13340 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13341 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13342 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13343 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13344 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13345 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13346 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13347 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13348 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13349 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13350 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13351 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13352 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13353 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13354 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13355 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13356 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13357 Update or set attributes.
13358 (stack_tie): New fake instruction.
13360 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13361 (m68k_sched_attr_size): Update declaration.
13362 (m68k_sched_attr_type2): Remove.
13363 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13364 Declare new bypass predicates.
13366 * config/m68k/m68k.c (m68k_sched_issue_rate,
13367 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13369 (TARGET_SCHED_ISSUE_RATE,
13370 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13371 (override_options): Handle scheduling for ColdFire V4 core.
13372 (m68k_expand_prologue): Emit stack_tie.
13373 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13374 'OP_TYPE_FPN'. Update all uses.
13375 (sched_guess_p): Remove.
13376 (sched_address_type): Handle symbolic addresses.
13377 (sched_get_operand): New static function.
13378 (sched_operand_type): Merge into sched_attr_op_type.
13379 (sched_attr_op_type): Handle FP registers, handle quick constants,
13381 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13382 (m68k_sched_attr_size): Update. Move logic to ...
13383 (sched_get_attr_size_int): New static function.
13384 (sched_get_opxy_mem_type): New static function.
13385 (m68k_sched_attr_op_mem): Update.
13386 (m68k_sched_attr_type2): Remove.
13387 (sched_cfv4_bypass_data): New static variable.
13388 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13389 (m68k_sched_issue_rate): Implement scheduler hook.
13390 (struct _sched_ib: enabled_p): New field.
13391 (m68k_sched_variable_issue): Update. Handle V4.
13392 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13393 sched_dump_class_func_t, sched_dump_split_class,
13394 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13395 sched_dump_dfa_class, m68k_sched_dump): Remove.
13396 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13398 (m68k_sched_init_global): Remove statisctics dumping, introduce
13399 sanity check that all instructions have pipeline reservations. Handle
13401 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13402 Handle ColdFire V4 core.
13403 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13404 New static functions.
13405 (m68k_sched_address_bypass_p): New bypass predicate.
13406 (sched_get_indexed_address_scale): New static function.
13407 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13409 * cf.md: Update comments.
13410 (define_attr type2): Remove. Use 'type' attribute instead.
13412 (cf_ib): Rename to cfv123_ib. Update all uses.
13413 (cf_oep): Rename to cfv123_oep. Update all uses.
13414 (cf_chr): Rename to cfv123_chr. Update all uses.
13415 (cf_mem): Rename to cfv123_mem. Update all uses.
13416 (cf_mac): Move to more appropriate place.
13417 (cfv123_guess): New automaton and cpu_unit.
13418 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13419 Update uses of 'size' attribute. Handle before reload scheduling.
13420 (cfv123_guess): New dummy reservation for unhandled instructions.
13421 (cfv4_*): Pipeline description of ColdFire V4 core.
13422 (ignore): New reservation to handle 'ignore' type.
13424 2008-05-07 Ian Lance Taylor <iant@google.com>
13426 PR middle-end/36013
13427 * gimplify.c (find_single_pointer_decl_1): Don't look through
13429 (find_single_pointer_decl): Adjust comments.
13431 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13433 PR middle-end/36137
13434 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13435 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13437 PR middle-end/36106
13438 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13439 integral type rather than floating point, then VIEW_CONVERT_EXPR
13440 to the floating point type.
13442 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13444 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13445 TFmode op0 to register.
13447 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13449 * c-decl.c (grokdeclarator): Comment typo.
13451 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13453 * tree-flow.h: Remove prototype for computed_goto_p.
13454 * tree-cfg.c (computed_goto_p): Make static.
13456 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13459 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13460 (contains_aligned_value_p): This. Handle _Decimal128.
13461 (ix86_function_arg_boundary): Only align _Decimal128 to its
13462 natural boundary and handle it properly.
13464 2008-05-06 Martin Jambor <mjambor@suse.cz>
13466 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13467 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13468 (ipcp_method_set_orig_node): Removed.
13469 (ipcp_cval_get_cvalue_type): Removed.
13470 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13471 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13472 (ipcp_cval_set_cvalue_type): Removed.
13473 (ipcp_cval_get_cvalue): Removed.
13474 (ipcp_cval_set_cvalue): Removed.
13475 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13476 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13477 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13478 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13479 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13480 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13481 (ipcp_get_ith_lattice): Changed parameters.
13482 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13483 (ipcp_lattice_from_jfunc): Changed parameters.
13484 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13485 (ipcp_method_cval_print): Added temporary variable info.
13486 (ipcp_redirect): Removed already unused local variable caller.
13487 (ipcp_redirect): New temporary variable orig_callee_info
13488 (ipcp_redirect): Removed newly unused local variable callee.
13489 (ipcp_redirect): Removed (a bit confusing) local variable type.
13490 (ipcp_insert_stage): Added local variable info.
13491 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13493 (ipcp_formal_create): Removed.
13494 (ipcp_method_cval_set): Removed.
13495 (ipcp_propagate_stage): Renamed lattice variables.
13496 (ipcp_method_cval_set_cvalue_type): Removed.
13497 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13498 (ipcp_print_all_lattices): Changed printed strings to refer to
13499 lattices rather than cvals.
13500 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13501 (ipcp_propagate_const): Changed formal parameters.
13502 (build_const_val): Changed formal parameters.
13503 (ipcp_insert_stage): Removed useless variable cvalue
13504 (build_const_val): Changed formal parameters.
13505 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13506 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13507 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13508 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13509 (ipcp_print_func_profile_counts): Changed string from "method" to
13511 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13512 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13513 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13514 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13515 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13516 (ipcp_lat_is_const): Changed parameters and made inline.
13517 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13518 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13519 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13520 the predicate condition directly
13521 (ipcp_propagate_stage): Added local variable args. Removed local
13522 variable callee. (Both are mere code simplifications.)
13523 (ipcp_method_dont_insert_const): Renamed to
13524 ipcp_node_not_modifiable_p.
13525 (ipcp_node_not_modifiable_p): Made inline.
13526 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13527 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13528 (ipcp_print_all_lattices): Removed variable cvalue
13529 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13532 2008-05-06 Olivier Hainque <hainque@adacore.com>
13534 * tree-sra.c (try_instantiate_multiple_fields): Early return
13535 if field has POINTER_TYPE.
13537 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13539 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13540 by using 'q' specifier for instruction.
13541 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13543 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13545 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13546 Change mode of zero_extract from QImode to HImode.
13547 (sign bit tests peepholes): (Ditto.).
13549 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13551 * config/i386/mmx.md: Remove double backslashes from asm templates.
13552 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13553 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13554 to handle nonimmediate operands.
13555 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13556 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13557 to handle nonimmediate operands.
13558 (*mmx_<code>v2sf3_finite): New insn pattern.
13559 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13560 (mmx_<code>v2sf3): New expander. Use
13561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13562 (mmx_<plusminus_insn><mode>3): New expander. Use
13563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13564 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13565 (mmx_add<mode>3): Removed.
13566 (mmx_ssadd<mode>3): Ditto.
13567 (mmx_usadd<mode>3): Ditto.
13568 (mmx_sub<mode>3): Ditto.
13569 (mmx_sssub<mode>3): Ditto.
13570 (mmx_ussub<mode>3): Ditto.
13571 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13572 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13573 to handle nonimmediate operands.
13574 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13576 (mmx_smulv4hi3_highpart): New expander. Use
13577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13578 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13580 (mmx_umulv4hi3_highpart): New expander. Use
13581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13582 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13583 (mmx_<code>v4hi3): New expander. Use
13584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13585 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13586 (mmx_<code>v8qi3): New expander. Use
13587 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13588 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13589 (mmx_<code><mode>3): New expander. Use
13590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13592 2008-05-05 Jan Hubicka <jh@suse.cz>
13594 PR tree-optimization/36118
13595 * passes.c (pass_init_dump_file): Fix dump header.
13597 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13599 PR middle-end/36141
13600 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13601 VCE for function decls.
13603 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13605 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13607 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13609 * config/i386/i386.md (sat_plusminus): New.
13610 (plusminus_insn): Likewise.
13611 (plusminus_mnemonic): Likewise.
13613 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13614 (*<addsub><mode>3_cc_overflow): Renamed to ...
13615 (*<plusminus_insn><mode>3_cc_overflow): This.
13616 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13617 (*<plusminus_insn>si3_zext_cc_overflow): This.
13619 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13620 (<plusminus_insn><mode>3): This.
13621 (*<addsub><mode>3): Renamed to ...
13622 (*<plusminus_insn><mode>3): This.
13623 (<sse>_vm<addsub><mode>3): Renamed to ...
13624 (<sse>_vm<plusminus_insn><mode>3): This.
13625 (sse3_h<addsub>v4sf3): Renamed to ...
13626 (sse3_h<plusminus_insn>v4sf3): This.
13627 (sse3_h<addsub>v2df3): Renamed to ...
13628 (sse3_h<plusminus_insn>v2df3): This.
13629 (<plusminus_insn><mode>3): New.
13630 (*<plusminus_insn><mode>3): Likewise.
13631 (sse2_<plusminus_insn><mode>3): Likewise.
13632 (add<mode>): Removed.
13633 (*add<mode>3): Likewise.
13634 (sse2_ssadd<mode>3): Likewise.
13635 (sse2_usadd<mode>3): Likewise.
13636 (sub<mode>3): Likewise.
13637 (*sub<mode>3): Likewise.
13638 (sse2_sssub<mode>3): Likewise.
13639 (sse2_ussub<mode>3): Likewise.
13641 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13643 * gthr-single.h: Add in required interface elements as per gthr.h.
13644 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13645 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13646 Generalize UNUSED macro.
13647 (__gthread_once): Add.
13648 (__gthread_key_create): Add.
13649 (__gthread_key_delete): Add.
13650 (__gthread_getspecific): Add.
13651 (__gthread_setspecific): Add.
13653 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13656 the same size types for the indirect reference on the rhs, then
13659 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13661 * config/i386/i386.md
13662 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13663 one insn template instead of template series.
13664 (*xordi_1_rex64): Ditto.
13665 (*xordi_2_rex64): Ditto.
13667 2008-05-05 Ira Rosen <irar@il.ibm.com>
13669 PR tree-optimization/36119
13670 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13673 2008-06-04 Jan Hubicka <jh@suse.cz>
13675 tree-optimization/36100
13676 * tree-pass.h (pass_O0_always_inline): Declare.
13677 * ipa-inline.c (inline_transform): Remove dead code.
13678 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13679 pass_O0_always_inline): New.
13680 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13682 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13684 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13685 mnemonic in this_param move for TARGET_64BIT.
13687 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13689 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13690 (*strmovsi_rex_1): Ditto.
13691 (*strsetsi_1): Ditto.
13692 (*strsetsi_rex_1): Ditto.
13694 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13695 adddicc expanders using SWI mode iterator.
13697 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13700 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13703 2008-05-04 David S. Miller <davem@davemloft.net>
13705 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13706 (sparc*-*-linux*): Use linux.h in tm_file.
13707 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13708 compiler defaulting to 32-bit.
13709 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13711 * config/sparc/linux.h: Remove definitions now obtained
13712 properly from linux.h
13713 * config/sparc/linux64.h: Likewise.
13714 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13715 don't want this setting for 32-bit builds in a biarch compiler.
13716 * doc/install.texi: Add sparc-linux to list of targets
13717 supporting --enable-targets=all.
13719 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13721 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13723 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13725 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13726 after V4SI_FTYPE_V8HI.
13727 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13728 case V4SI_FTYPE_V2DF.
13730 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13732 * doc/invoke.texi (max-flow-memory-locations): Removed.
13733 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13735 2008-05-03 Richard Guenther <rguenther@suse.de>
13737 PR middle-end/34973
13738 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13740 2008-05-02 David S. Miller <davem@davemloft.net>
13742 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13744 2008-05-02 Simon Baldwin <simonb@google.com>
13747 * c-common.h (warn_array_subscript_range): Removed.
13748 * c-common.c (warn_array_subscript_range): Ditto.
13749 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13750 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13752 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13754 * config/i386/i386.c (ix86_special_builtin_type): New.
13755 (bdesc_special_args): Likewise.
13756 (ix86_expand_special_args_builtin): Likewise.
13757 (ix86_init_mmx_sse_builtins): Updated.
13758 (ix86_expand_builtin): Updated.
13759 (ix86_expand_store_builtin): Removed.
13760 (ix86_expand_unop_builtin): Likewise.
13762 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13763 * config/i386/mmintrin.h (__v2sf): Here.
13765 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13767 (_mm_loadl_pi): Likewise.
13768 (_mm_storeh_pi): Replace __v2si with __v2sf.
13769 (_mm_storel_pi): Likewise.
13771 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13772 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13773 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13774 __builtin_ia32_loadlpd.
13776 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13778 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13779 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13780 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13781 (ix86_init_mmx_sse_builtins): Updated.
13782 (ix86_expand_args_builtin): Likewise.
13783 (ix86_expand_builtin): Likewise.
13784 (ix86_expand_unop1_builtin): Renamed to ...
13785 (ix86_expand_unop_vec_merge_builtin): This.
13787 2008-05-01 Jan Hubicka <jh@suse.cz>
13790 * ipa-inline.c (inline_generate_summary): Make static.
13791 (inline_transform): Do not call inlining at -O0; make static.
13792 * passes.c (execute_todo): Add sanity check.
13793 (execute_one_ipa_transform_pass): Execute proper flags.
13795 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13797 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13798 (DECL_NONADDRESSABLE_P): Likewise.
13799 * alias.c (record_component_aliases): Fix comment.
13801 2008-05-01 Simon Baldwin <simonb@google.com>
13803 * c-common.h (warn_array_subscript_range): New function.
13804 * c-common.c (warn_array_subscript_range): Ditto.
13805 * tree-vrp.c (check_array_ref): Corrected code to agree with
13806 comment, ignoring only arrays of size 0 or size 1.
13807 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13809 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13811 * config/i386/i386.c (ix86_builtin_type): Replace
13812 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13813 (bdesc_args): Updated.
13814 (ix86_init_mmx_sse_builtins): Likewise.
13815 (ix86_expand_args_builtin): Likewise.
13817 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13820 * doc/extend.texi: Correct __builtin_ia32_palignr.
13822 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13825 * config/i386/i386.c (bdesc_crc32): Removed.
13826 (ix86_expand_crc32): Likewise.
13827 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13828 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13829 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13830 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13831 UINT_FTYPE_UINT_UCHAR.
13832 (bdesc_args): Updated. Add crc32 builtins.
13833 (ix86_init_mmx_sse_builtins): Updated.
13834 (ix86_expand_args_builtin): Updated to support subreg.
13836 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13838 2008-05-01 Jan Hubicka <jh@suse.cz>
13840 * tree-pass.h (opt_pass): Add IPA_PASS.
13841 (varpool_node, cgraph_node): Forward declare.
13842 (ipa_opt_pass): Define.
13843 (pass_ipa_inline): Turn into ipa_opt_pass.
13844 (pass_apply_inline): Remove.
13845 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13846 (apply_inline): Turn into ....
13847 (inline_transform): ... this one.
13848 (inline_generate_summary): New function.
13849 (pass_apply_inline): Remove.
13850 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13852 (struct function): Add ipa_transforms_to_apply.
13853 * passes.c (register_one_dump_file): Work on IPA_PASS.
13854 (init_optimization_passes): Remove pass_inline_parameters and
13856 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13857 (execute_one_pass) ... here; apply transforms when possible.
13858 (add_ipa_transform_pass, execute_ipa_summary_asses,
13859 execute_one_ipa_transform_pass): New.
13860 (execute_ipa_pass_list): Update for IPA_PASS type.
13862 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13864 * config/i386/i386.c (ix86_builtin_type): Add
13865 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13866 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13867 (bdesc_args): Add SSE4a builtins.
13868 (ix86_init_mmx_sse_builtins): Updated.
13869 (ix86_expand_args_builtin): Likewise.
13870 (ix86_expand_builtin): Likewise.
13872 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13874 * config/i386/i386.c (ix86_builtin_type): Add
13875 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13876 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13877 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13878 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13879 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13880 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13881 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13882 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13883 and DI_FTYPE_DI_DI_INT.
13884 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13885 (ix86_init_mmx_sse_builtins): Updated.
13886 (ix86_expand_args_builtin): Likewise.
13887 (ix86_expand_builtin): Likewise.
13888 (ix86_expand_binop_imm_builtin): Removed.
13890 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13892 2008-04-30 Richard Guenther <rguenther@suse.de>
13894 PR tree-optimization/32921
13895 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13897 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13899 * config/arm/arm.c (arm_unwind_emit): Use
13900 crtl->all_throwers_are_sibcalls instead of
13901 cfun->all_throwers_are_sibcalls.
13902 (arm_output_fn_unwind): Likewise.
13903 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13904 instead of cfun->uses_pic_offset_table.
13905 (frv_expand_prologue): Likewise.
13906 (frv_frame_pointer_required): Likewise.
13907 (frv_expand_fdpic_call): Likewise.
13908 (frv_emit_movsi): Likewise.
13909 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13910 cfun->returns_pcc_struct instead of
13911 current_function_returns_pcc_struct.
13912 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13913 instead of cfun->calls_eh_return.
13914 (m32c_pushm_popm): Likewise.
13915 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13916 "extern" declaration.
13918 2008-04-30 Richard Guenther <rguenther@suse.de>
13920 PR tree-optimization/21636
13921 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13923 (evaluate_stmt): Print the likely value.
13924 (ccp_visit_stmt): Avoid excessive vertical spacing.
13926 2008-04-30 Rafael Espindola <espindola@google.com>
13928 * builtins.c (fold_call_expr): Return realret.
13929 * tree-ssa-threadedge.c
13930 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13931 __builtin_object_size.
13933 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13935 * gcc.c (wrapper_string): New variable.
13936 (insert_wrapper): New function.
13937 (execute): New option -wrapper.
13938 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13940 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13942 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13943 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13944 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13946 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13947 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13948 config/rs6000/e500crtres64gprctr.asm,
13949 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13950 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13951 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13952 config/rs6000/e500crtsav64gprctr.asm,
13953 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13954 config/rs6000/e500crtsavg64gprctr.asm: New files.
13955 * config/rs6000/t-ppccomm: Add build rules for new files.
13956 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13957 * config/rs6000/t-netbsd: Add build rules for new files.
13958 (LIB2FUNCS_STATIC_EXTRA): New variable.
13959 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13960 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13961 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13963 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13965 * config/i386/i386.c (ix86_builtin_type): Add
13966 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13967 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13968 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13969 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13970 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13971 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13972 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13973 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13974 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13975 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13976 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13977 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13978 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13979 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13980 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13981 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13982 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13983 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13984 V1DI_FTYPE_V2SI_V2SI.
13985 (bdesc_2arg): Moved to ...
13986 (bdesc_args): Here.
13987 (ix86_init_mmx_sse_builtins): Updated.
13988 (ix86_expand_args_builtin): Updated. Take a pointer
13989 to const struct builtin_description. Handle comparison
13991 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13992 (ix86_expand_builtin): Updated.
13994 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13995 (ssse3_pmaddubsw128): This.
13996 (ssse3_pmaddubswv4hi3): Renamed to ...
13997 (ssse3_pmaddubsw): This.
13999 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14000 (__builtin_ia32_packssdw128): Likewise.
14001 (__builtin_ia32_packuswb128): Likewise.
14002 (__builtin_ia32_pmaddubsw): Likewise.
14003 (__builtin_ia32_pmaddubsw128): Likewise.
14005 2008-04-30 Richard Guenther <rguenther@suse.de>
14007 PR tree-optimization/14847
14008 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14009 (recognize_bits_test): Use it.
14010 (recognize_single_bit_test): Likewise.
14012 2008-04-30 Martin Jambor <mjambor@suse.cz>
14014 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14015 instead of setting number of formal parameters to zero.
14016 (ipcp_init_stage): Do not set the number of actual parameters to zero
14018 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14019 which are called with variable number of arguments.
14020 (ipcp_insert_stage): Explicitely skipping all nodes which are
14021 called with variable number of arguments.
14022 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14023 number of parameters.
14025 * ipa-prop.h (struct ipa_node_params): Added flag
14026 called_with_var_arguments
14027 (ipa_set_param_count): Added. Changed sole setter to use it.
14028 (ipa_get_param_count): Added. All readers of param_count
14029 converted to use it instead.
14030 (ipa_set_called_with_variable_arg): Added.
14031 (ipa_is_called_with_var_arguments): Added.
14032 (ipa_get_ith_param): Added. All readers of param_decls converted
14034 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14036 (ipa_get_cs_argument_count): Added, all readers of argument_count
14038 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14041 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14042 (struct ipcp_lattice): Renamed cval_type to type
14043 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14045 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14046 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14047 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14048 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14049 (build_const_val): Changed the type of parameter cvalue to tree
14050 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14051 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14053 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14056 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14057 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14058 (ipa_add_method): Renamed to ipa_push_func_to_list
14059 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14060 (ipa_callsite_param_count): Removed.
14061 (ipa_callsite_param_count_set): Removed.
14062 (ipa_callsite_param): Removed.
14063 (ipa_callsite_callee): Removed.
14064 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14065 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14066 (ipa_method_formal_count): Removed.
14067 (ipa_method_formal_count_set): Removed.
14068 (ipa_method_get_tree): Removed.
14069 (ipa_method_tree_map_create): Removed.
14070 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14071 (ipa_create_param_decls_array): Creates the array itself
14072 (ipa_create_param_decls_array): Temporary variable info instead of
14073 a few dereferences.
14074 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14075 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14076 (get_type): Removed.
14077 (ipa_jf_get_info_type): Removed.
14078 (ipa_node_create): Renamed to ipa_create_node_params
14079 (ipa_free): Renamed to ipa_free_all_node_params
14080 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14081 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14082 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14083 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14084 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14085 ipa_free_all_edge_args
14086 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14087 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14088 (ipa_create_methodlist_node): Removed.
14089 (ipa_methodlist_method): Removed.
14090 (ipa_methodlist_method_set): Removed.
14091 (ipa_methodlist_next_method): Removed.
14092 (ipa_methodlist_next_method_set): Removed.
14093 (ipa_method_is_modified): Removed.
14094 (ipa_method_modify_create): Removed.
14095 (ipa_method_modify_init): Temporary variable info instead of a few
14097 (ipa_detect_param_modifications): Temporary variable info instead of
14098 a few dereferences.
14099 (ipa_compute_jump_functions): Temporary variable info instead of
14100 a few dereferences.
14101 (ipa_method_modify_set): Removed.
14102 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14103 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14104 than craph_node as the first parameter.
14105 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14106 (ipa_method_modify_init): Removed.
14107 (ipa_compute_jump_functions): Added a temp variable instead of
14108 repeatadly dereferencing the cgraph_edge.aux pointer
14109 (ipa_callsite_param_set_type): Removed.
14110 (ipa_compute_jump_functions): i renamed to index and moved to
14112 (ipa_callsite_param_set_info_type_formal): Removed.
14113 (ipa_callsite_param_set_info_type): Removed.
14114 (ipa_callsite_param_map_create): Removed.
14115 (ipa_callsite_tree): Removed.
14116 (ipa_callsite_caller): Removed.
14117 (ipa_pop_func_from_list): return_method removed to return_func
14119 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14120 prefixed all values with IPA_. Changed all users.
14121 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14122 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14123 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14124 (union parameter_info): Renamed to jump_func_value.
14125 (union jump_func_value): Renamed value to constant
14126 (struct ipa_jump_func): Renamed info_type to value
14127 (struct ipa_node): Renamed to ipa_node_params
14128 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14129 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14130 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14131 (struct ipa_edge): Renamed to ipa_edge_args
14132 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14133 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14134 (struct ipa_methodlist): Renamed to ipa_func_list
14135 (struct ipa_func_list): method_p renamed to node, next_method
14137 (ipa_methodlist_p): Removed, switched all users to struct pointer
14138 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14140 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14142 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14143 (rs6000_emit_epilogue): Use backchain to restore only when we
14144 have a large frame. Make use of frame pointer to restore if we
14145 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14147 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14149 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14150 Add mode to zero_extract.
14151 (sign bit tests peepholes): (Ditto.).
14153 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14155 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14156 Instructions in comments with SSE3.
14157 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14158 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14159 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14160 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14161 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14162 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14163 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14164 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14165 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14166 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14167 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14168 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14169 (bdesc_sse_args): Renamed to ...
14170 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14171 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14172 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14173 IX86_BUILTIN_FABSQ.
14174 (bdesc_1arg): Moved to ...
14175 (bdesc_args): Here.
14176 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14177 Instructions in comments with SSE3.
14178 (ix86_expand_sse_operands_builtin): Renamed to ...
14179 (ix86_expand_args_builtin): This. Updated.
14180 (ix86_expand_unop1_builtin): Update comments.
14181 (ix86_expand_builtin): Updated.
14183 2008-04-29 Richard Guenther <rguenther@suse.de>
14185 PR tree-optimization/36078
14186 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14187 Update virtual SSA form after cleaning up the CFG.
14189 2008-04-29 Richard Guenther <rguenther@suse.de>
14191 PR middle-end/15255
14192 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14194 2008-04-29 Richard Guenther <rguenther@suse.de>
14196 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14197 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14198 (compute_flow_insensitive_aliasing): Do not treat
14199 PTR_IS_REF_ALL pointers special.
14200 (get_smt_for): Likewise.
14201 (may_alias_p): Re-structure.
14202 (is_escape_site): A ref-all pointer conversion is not an escape site.
14203 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14204 PTR_IS_REF_ALL pointers special.
14205 * tree-ssa-structalias.h (struct alias_info): Remove
14206 ref_all_symbol_mem_tag field.
14207 (PTR_IS_REF_ALL): Remove.
14209 2008-04-29 Richard Guenther <rguenther@suse.de>
14211 PR middle-end/36077
14212 * fold-const.c (extract_muldiv_1): In combining division constants
14213 make sure to never overflow.
14215 2008-04-29 Nick Clifton <nickc@redhat.com>
14217 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14219 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14222 * optc-gen.awk: Work around HP-UX/IA awk bug.
14224 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14226 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14229 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14232 * config/i386/i386.md
14233 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14234 Change operand 1 predicate to nonimmediate_operand.
14236 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14239 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14241 * gengtype.c (walk_type, write_func_for_structure): Handle
14243 * doc/gty.texi: Document chain_circular.
14245 2008-04-28 Richard Guenther <rguenther@suse.de>
14247 PR tree-optimization/36066
14248 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14251 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14254 * config/i386/i386.md
14255 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14256 Use match_scratch instead of match_operand for operands 3 and 4.
14258 2008-04-27 Richard Guenther <rguenther@suse.de>
14260 PR tree-optimization/18754
14261 PR tree-optimization/34223
14262 * tree-pass.h (pass_complete_unrolli): Declare.
14263 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14264 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14265 Rewrite loop into loop closed SSA form if it is not already.
14266 (tree_unroll_loops_completely): Re-structure to iterate over
14267 innermost loops with intermediate CFG cleanups.
14268 Unroll outermost loops only if requested or the code does not grow
14270 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14271 loops are available.
14272 (tree_vectorize): Instead do so here.
14273 (tree_complete_unroll): Also unroll outermost loops.
14274 (tree_complete_unroll_inner): New function.
14275 (gate_tree_complete_unroll_inner): Likewise.
14276 (pass_complete_unrolli): New pass.
14277 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14278 uses outside of the loop.
14279 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14280 form if it is available.
14281 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14282 * passes.c (init_optimization_passes): Schedule complete inner
14283 loop unrolling pass before the first CCP pass after final inlining.
14285 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14287 * targhooks.h (default_emutls_var_fields,
14288 default_emutls_var_init): Declare.
14289 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14290 * target.h (struct gcc_target): Add struct emutls member.
14291 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14292 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14293 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14294 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14295 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14296 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14297 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14298 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14299 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14300 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14301 emit debug information.
14302 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14303 * varasm.c: Include targhooks.h.
14304 (emutls_object_section, emutls_tmpl_section): New.
14305 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14306 (EMUTLS_SEPARATOR): New.
14307 (prefix_name): New.
14308 (get_emutls_object_name): New.
14309 (default_emutls_var_fields): New, broken out of ...
14310 (get_emutls_object_type): ... here. Adjust to use target hooks.
14311 (get_emutls_init_templ_addr): Adjust to use target hooks.
14312 (emutls_decl): Adjust to use target hooks.
14313 (emutls_finish): Likewise.
14314 (default_emutls_var_init): New, broken out of ...
14315 (assemble_variable): ... here. Adjust to use target hooks.
14316 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14317 SECCAT_EMUTLS_TMPL.
14318 * c-common.c (handle_section_attribute): Prevent overriding
14319 sections for emulated tls with special sections.
14320 * config/i386/i386.c (x86_64_elf_select_section): Add
14321 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14322 (x86_64_elf_unique_section): Likewise.
14323 * config/vxworks.c: Include tree.h.
14324 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14325 (vxworks_override_options): Set TLS scheme.
14326 * doc/tm.texi (Emulated TLS): New node.
14328 2008-04-26 Simon Baldwin <simonb@google.com>
14331 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14332 with propagated string constants.
14334 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14336 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14337 constraint for operand 2 when operand 0 is memory operand.
14338 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14339 operand 0 is memory operand.
14340 (fix_trunc<mode>_i387_with_temp): Ditto.
14341 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14342 operand 2 when operand 1 is memory operand.
14343 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14344 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14345 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14347 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14348 operands 2,3 and 4 when operand 1 is memory operand.
14349 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14351 (fistdi2_floor_with_temp): Ditto.
14352 (fist<mode>2_floor_with_temp): Ditto.
14353 (fistdi2_ceil_with_temp): Ditto.
14354 (fist<mode>2_ceil_with_temp): Ditto.
14355 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14357 2008-04-26 David Daney <ddaney@avtrex.com>
14359 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14361 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14362 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14363 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14364 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14365 (compare_and_swap_12): New insn.
14366 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14367 * config/mips/mips.c (mips_force_binary): New function.
14368 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14369 (mips_expand_compare_and_swap_12): New function.
14370 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14372 2008-04-25 Jan Hubicka <jh@suse.cz>
14375 * cfgexpand.c (pass_expand): Turn into RTL pass.
14376 * passes.c (execute_one_pass): Do pass typechecking after execution.
14377 * tree-pass.h (pass_expand): Turn into RTL pass.
14379 * function.h (struct rtl_data): Move here fields
14380 accesses_prior_frames, calls_eh_return, saves_all_registers,
14381 has_nonlocal_goto, has_asm_statement, is_thunk,
14382 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14383 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14384 arg_pointer_save_area_init from struct function; turn into bool.
14385 (struct function): Move
14386 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14387 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14388 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14389 tail_call_emit, arg_pointer_save_area_init
14390 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14391 (current_function_returns_struct, current_function_returns_pcc_struct,
14392 current_function_calls_setjmp, current_function_calls_alloca,
14393 current_function_accesses_prior_frames,
14394 current_function_calls_eh_return, current_function_is_thunk,
14395 current_function_stdarg, current_function_profile,
14396 current_function_limit_stack, current_function_uses_pic_offset_table,
14397 current_function_uses_const_pool, current_function_has_nonlocal_label,
14398 current_function_saves_all_registers,
14399 current_function_has_nonlocal_goto,
14400 current_function_has_asm_statement): Remove accesor macros.
14401 * ra-conflict.c (global_conflicts): Update.
14402 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14403 (suitable_for_tail_call_opt_p): Update.
14404 * builtins.c (expand_builtin_return_addr): Update.
14405 (expand_builtin_setjmp_setup): Update.
14406 (expand_builtin_nonlocal_goto): Update.
14407 * final.c (final_start_function): Update.
14408 (profile_function): Update.
14409 (leaf_function_p): Update.
14410 (only_leaf_regs_used): Update.
14411 * df-scan.c (df_get_exit_block_use_set): Update.
14412 * dojump.c (clear_pending_stack_adjust): Update.
14413 * tree-stdarg.c (gate_optimize_stdarg): Update.
14414 * gimple-low.c (lower_function_body): Update.
14415 * global.c (compute_regsets): Update.
14416 (global_alloc): Update.
14417 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14418 * expr.c (expand_assignment): Update.
14419 * dse.c (dse_step0): Update.
14420 (dse_step1): Update.
14421 * c-decl.c (store_parm_decls): Update.
14422 * local-alloc.c (combine_regs): Update.
14423 (find_free_reg): Update.
14424 * function.c (assign_parms_augmented_arg_list): Update.
14425 (assign_parm_find_data_types): Update.
14426 (assign_parms): Update.
14427 (allocate_struct_function): Update.
14428 (expand_function_start): Update.
14429 (expand_function_end): Update.
14430 (get_arg_pointer_save_area): Update.
14431 (thread_prologue_and_epilogue_insns): Update.
14432 (rest_of_match_asm_constraints): Update.
14433 * stor-layout.c (variable_size): Update.
14434 * gcse.c (gcse_main): Update.
14435 (bypass_jumps): Update.
14436 * gimplify.c (gimplify_function_tree): Update.
14437 * calls.c (emit_call_1): Update.
14438 (expand_call): Update.
14439 * bt-load.c (compute_defs_uses_and_gen): Update.
14440 * except.c (sjlj_assign_call_site_values): Update.
14441 (sjlj_emit_function_enter): Update.
14442 (can_throw_external): Update.
14443 (set_nothrow_function_flags): Update.
14444 (expand_builtin_unwind_init): Update.
14445 (expand_eh_return): Update.
14446 (convert_to_eh_region_ranges): Update.
14447 (output_function_exception_table): Update.
14448 * emit-rtl.c (gen_tmp_stack_mem): Update.
14449 * cfgexpand.c (expand_used_vars): Update.
14450 (tree_expand_cfg): Update.
14451 * cfgcleanup.c (rest_of_handle_jump): Update.
14452 * explow.c (allocate_dynamic_stack_space): Update.
14453 * varasm.c (assemble_start_function): Update.
14454 (force_const_mem): Update.
14455 (mark_constant_pool): Update.
14456 * tree-optimize.c (tree_rest_of_compilation): Update.
14457 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14458 * tree-cfg.c (notice_special_calls): Update.
14459 (is_ctrl_altering_stmt): Update.
14460 (tree_can_make_abnormal_goto): Update.
14461 (tree_purge_dead_abnormal_call_edges): Update.
14462 * config/alpha/predicates.md: Update.
14463 * config/alpha/alpha.c (alpha_sa_mask): Update.
14464 (alpha_sa_size): Update.
14465 (alpha_does_function_need_gp): Update.
14466 (alpha_expand_prologue): Update.
14467 (alpha_start_function): Update.
14468 (alpha_output_function_end_prologue): Update.
14469 (alpha_expand_epilogue): Update.
14470 * config/frv/frv.c (frv_stack_info): Update.
14471 (frv_expand_epilogue): Update.
14472 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14473 (s390_register_info): Update.
14474 (s390_frame_info): Update.
14475 (s390_init_frame_layout): Update.
14476 (s390_can_eliminate): Update.
14477 (save_gprs): Update.
14478 * config/spu/spu.c (spu_split_immediate): Update.
14479 (need_to_save_reg): Update.
14480 (spu_expand_prologue): Update.
14481 (spu_expand_epilogue): Update.
14482 * config/sparc/sparc.md: Update.
14483 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14484 (sparc_tls_got): Update.
14485 (legitimize_pic_address): Update.
14486 (sparc_emit_call_insn): Update.
14487 (sparc_expand_prologue): Update.
14488 (output_return): Update.
14489 (print_operand): Update.
14490 (sparc_function_ok_for_sibcall): Update.
14491 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14492 * config/m32r/m32r.md: Update.
14493 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14494 (m32r_compute_frame_size): Update.
14495 (m32r_expand_prologue): Update.
14496 (m32r_expand_epilogue): Update.
14497 (m32r_legitimize_pic_address): Update.
14498 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14499 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14500 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14501 (gen_push): Update.
14502 (ix86_save_reg): Update.
14503 (ix86_compute_frame_layout): Update.
14504 (ix86_expand_prologue): Update.
14505 (ix86_expand_epilogue): Update.
14506 * config/sh/sh.c (output_stack_adjust): Update.
14507 (calc_live_regs): Update.
14508 (sh5_schedule_saves): Update.
14509 (sh_expand_prologue): Update.
14510 (sh_expand_epilogue): Update.
14511 (sh_setup_incoming_varargs): Update.
14512 (sh_allocate_initial_value): Update.
14513 (sh_get_pr_initial_val): Update.
14514 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14515 * config/sh/sh.md (label:): Update.
14516 * config/avr/avr.c (out_movhi_mr_r): Update.
14517 * config/crx/crx.h (enum): Update.
14518 * config/xtensa/xtensa.h (along): Update.
14519 * config/stormy16/stormy16.c Update.
14520 (xstormy16_compute_stack_layout): Update.
14521 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14522 (fr30_expand_prologue): Update.
14523 * config/cris/cris.c (cris_conditional_register_usage): Update.
14524 (cris_reg_saved_in_regsave_area): Update.
14525 (cris_initial_frame_pointer_offset): Update.
14526 (cris_simple_epilogue): Update.
14527 (cris_expand_prologue): Update.
14528 (cris_expand_epilogue): Update.
14529 (cris_expand_pic_call_address): Update.
14530 (cris_asm_output_symbol_ref): Update.
14531 (cris_asm_output_label_ref): Update.
14532 * config/cris/cris.md Update.
14533 * config/iq2000/iq2000.c (compute_frame_size): Update.
14534 (iq2000_expand_epilogue): Update.
14535 * config/mt/mt.h (save_direction): Update.
14536 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14537 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14538 (ia64_secondary_reload_class): Update.
14539 * config/m68k/m68k.c (m68k_save_reg): Update.
14540 (m68k_expand_prologue): Update.
14541 (m68k_expand_epilogue): Update.
14542 (legitimize_pic_address): Update.
14543 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14544 (first_reg_to_save): Update.
14545 (first_altivec_reg_to_save): Update.
14546 (compute_vrsave_mask): Update.
14547 (compute_save_world_info): Update.
14548 (rs6000_stack_info): Update.
14549 (spe_func_has_64bit_regs_p): Update.
14550 (rs6000_ra_ever_killed): Update.
14551 (rs6000_emit_eh_reg_restore): Update.
14552 (rs6000_emit_allocate_stack): Update.
14553 (rs6000_emit_prologue): Update.
14554 (rs6000_emit_epilogue): Update.
14555 (rs6000_output_function_epilogue): Update.
14556 (output_profile_hook): Update.
14557 (rs6000_elf_declare_function_name): Update.
14558 * config/rs6000/rs6000.h (rs6000_args): Update.
14559 * config/rs6000/rs6000.md: Update.
14560 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14561 * config/arc/arc.c (arc_output_function_epilogue): Update.
14562 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14563 * config/darwin.c (machopic_function_base_name): Update.
14564 * config/score/score3.c (score3_compute_frame_size): Update.
14567 (score3_epilogue): Update.
14568 * config/score/score7.c (score7_compute_frame_size): Update.
14569 (score7_prologue): Update.
14570 (score7_epilogue): Update.
14571 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14572 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14573 * config/arm/arm.c (use_return_insn): Update.
14574 (require_pic_register): Update.
14575 (arm_load_pic_register): Update.
14576 (arm_compute_save_reg0_reg12_mask): Update.
14577 (arm_compute_save_reg_mask): Update.
14578 (thumb1_compute_save_reg_mask): Update.
14579 (output_return_instruction): Update.
14580 (arm_output_function_prologue): Update.
14581 (arm_output_epilogue): Update.
14582 (arm_get_frame_offsets): Update.
14583 (arm_expand_prologue): Update.
14584 (thumb_pushpop): Update.
14585 (thumb_exit): Update.
14586 (thumb1_expand_prologue): Update.
14587 (thumb1_expand_epilogue): Update.
14588 (arm_unwind_emit): Update.
14589 (arm_output_fn_unwind): Update.
14590 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14591 * config/arm/arm.md: Update.
14592 * config/pa/pa.md: Update.
14593 * config/pa/pa.c (legitimize_pic_address): Update.
14594 (compute_frame_size): Update.
14595 (hppa_expand_prologue): Update.
14596 (hppa_expand_epilogue): Update.
14597 (borx_reg_operand): Update.
14598 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14599 (HARD_REGNO_RENAME_OK): Update.
14600 * config/mips/mips.c (mips_global_pointer): Update.
14601 (mips_save_reg_p): Update.
14602 (mips_compute_frame_info): Update.
14603 (mips_frame_pointer_required): Update.
14604 (mips_expand_prologue): Update.
14605 (mips_expand_epilogue): Update.
14606 (mips_can_use_return_insn): Update.
14607 (mips_reorg_process_insns): Update.
14608 * config/v850/v850.c (compute_register_save_size): Update.
14609 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14610 * config/mmix/mmix.c (along): Update.
14611 (mmix_expand_epilogue): Update.
14612 * config/bfin/bfin.c (legitimize_pic_address): Update.
14613 (must_save_p): Update.
14614 (stack_frame_needed_p): Update.
14615 (add_to_reg): Update.
14616 (bfin_expand_prologue): Update.
14617 * stmt.c (expand_asm_operands): Update.
14618 * reload1.c (reload): Update.
14619 (init_elim_table): Update.
14621 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14623 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14625 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14627 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14628 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14629 (mov<mode>): Removed.
14630 (*movv4sf_internal): Likewise.
14631 (*movv2df_internal): Likewise.
14633 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14635 * config.gcc (crx-*-elf): Remove deprecation.
14637 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14639 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14640 __gcc_deregister_frame with atexit.
14641 (deregister_frame_dtor): Remove.
14643 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14644 Nathan Sidwell <nathan@codesourcery.com>
14646 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14648 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14649 (rs6000_isel): Likewise.
14650 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14651 (rs6000_isel): New variable.
14652 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14654 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14657 * c-common.c (handle_vector_size_attribute): Call
14658 lang_hooks.types.reconstruct_complex_type instead of
14659 reconstruct_complex_type.
14660 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14661 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14662 * langhooks.h (struct lang_hooks_for_types): Add
14663 reconstruct_complex_type hook.
14664 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14665 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14667 2008-04-24 Richard Guenther <rguenther@suse.de>
14669 * c-common.h (check_builtin_function_arguments): Declare.
14670 * c-common.c (validate_nargs): New function.
14671 (check_builtin_function_arguments): Likewise.
14672 * c-typeck.c (build_function_call): Call
14673 check_builtin_function_arguments.
14674 * builtins.c (fold_builtin_classify): Remove error reporting code.
14675 (fold_builtin_unordered_cmp): Likewise.
14676 (fold_builtin_1): Likewise.
14677 (fold_builtin_n): Likewise.
14679 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14681 PR tree-optimization/36008
14682 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14683 the original op1, rather than delta by step.
14685 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14686 Sebastian Pop <sebastian.pop@amd.com>
14688 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14689 eliminate_local_variables_stmt, eliminate_local_variables,
14690 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14691 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14692 of code delimited by two edges in the CFG.
14693 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14694 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14695 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14696 the case of parallelisation of reductions.
14697 (expr_invariant_in_region_p): New.
14699 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14700 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14702 2008-04-24 Ira Rosen <irar@il.ibm.com>
14703 Richard Guenther <rguenther@suse.de>
14705 PR tree-optimization/36034
14706 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14707 incapable of dealing with loads with gaps.
14709 2008-04-24 Rafael Espindola <espindola@google.com>
14711 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14712 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14713 vrp_evaluate_conditional.
14714 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14715 (vrp_evaluate_conditional): Split the cond argument.
14716 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14717 (simplify_stmt_for_jump_threading): Update call to
14718 vrp_evaluate_conditional.
14720 2008-04-24 Ira Rosen <irar@il.ibm.com>
14722 PR tree-optimization/35982
14723 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14724 interleaved data-refs are of the same type.
14726 2008-04-24 Danny Smith <dannysmith@users.net>
14728 * c-format.c (check_format_info_main): Use strncmp rather than a
14729 magic prefix to handle multichar length specs.
14730 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14731 Don't prefix "I64" and "I32" with '\0'.
14733 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14736 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14737 in registers for -m32 only if stdarg_p (fntype).
14739 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14741 PR rtl-optimization/36006
14742 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14743 temp to op0 in order to avoid invalid rtx sharing.
14745 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14747 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14748 check TREE_INVARIANT.
14749 * tree-gimple.c (is_gimple_address): New.
14750 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14751 * tree-gimple.h (is_gimple_address): New.
14752 * tree.h (decl_address_invariant_p): New.
14753 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14754 (build_string): Likewise.
14755 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14756 (tree_invariant_p_1): Likewise.
14757 (save_expr): Use it.
14758 (tree_invariant_p): New.
14759 (skip_simple_arithmetic): Use it.
14760 (stabilize_reference_1): Use it.
14761 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14763 (build1_stat): Drop code to compute TREE_INVARIANT.
14764 (build2_stat): Drop code to compute TREE_INVARIANT.
14765 (build3_stat): Drop code to compute TREE_INVARIANT.
14766 (build4_stat): Drop code to compute TREE_INVARIANT.
14767 (build5_stat): Drop code to compute TREE_INVARIANT.
14768 (build7_stat): Drop code to compute TREE_INVARIANT.
14769 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14770 * tree.h (struct tree_base): Remove invariant_flag.
14771 (TREE_INVARIANT): Remove.
14772 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14773 (fold_builtin_expect): Check TREE_CONSTANT.
14774 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14775 * c-tree.h (c_expr_to_decl): Drop third parameter.
14776 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14777 (build_c_cast): Don't set TREE_INVARIANT.
14778 (pop_init_level): Don't set TREE_INVARIANT.
14779 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14780 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14782 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14783 (gimplify_addr_expr): Adjust comment.
14784 * tree-mudflap.c (mf_build_string):
14785 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14786 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14787 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14788 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14789 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14790 * langhooks.h (struct lang_hooks): Drop third parameter from
14793 2008-04-23 Richard Guenther <rguenther@suse.de>
14795 PR tree-optimization/27799
14796 PR tree-optimization/32921
14797 PR tree-optimization/32624
14798 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14799 SMTs aliases and the tag itself into the solution.
14800 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14801 merge the points-to solution back into the SMT aliases.
14802 (may_alias_p): Use alias_set_subset_of instead of
14803 aliases_conflict_p. A pointer which points to
14804 memory with alias set zero may access any variable.
14806 2008-04-23 Richard Guenther <rguenther@suse.de>
14808 * alias.c (alias_set_subset_of): Correctly handle asking
14809 if zero is a subset of an alias set with zero child.
14810 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14811 (compute_flow_insensitive_aliasing): Correctly walk all
14812 pointers. Do not unnecessarily union sets.
14814 2008-04-23 Richard Guenther <rguenther@suse.de>
14816 PR middle-end/36021
14817 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14819 2008-04-22 Tomas Bily <tbily@suse.cz>
14821 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14823 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14825 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14826 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14827 * tree-inline.c (estimate_num_insns_1): Likewise.
14828 * varasm.c (const_hash_1, compare_constant, copy_constant)
14829 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14830 * emit-rtl.c (component_ref_for_mem_expr)
14831 (set_mem_attributes_minus_bitpos): Likewise.
14832 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14833 (is_aligning_offset): Likewise.
14834 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14835 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14836 * dojump.c (do_jump): Likewise.
14837 * builtins.c (get_pointer_alignment, get_memory_rtx)
14838 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14839 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14841 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14843 PR rtl-optimization/36017
14844 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14845 expanding the library call.
14847 2008-04-22 Ian Lance Taylor <iant@google.com>
14849 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14850 than size_in_bytes.
14852 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14854 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14855 of LR/CTR moves for Power6.
14857 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14859 PR middle-end/36003
14860 * passes.c (init_optimization_passes): Remove
14861 pass_fast_rtl_byte_dce.
14863 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14867 builtin functions to generate faster code.
14868 (_mm_cvtpu16_ps): Ditto.
14869 (_mm_cvtpi32x2_ps): Ditto.
14871 2008-04-22 Nick Clifton <nickc@redhat.com>
14873 * common.opt (ftree-loop-distribution): Add Optimization
14876 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14877 (frv_expand_builtin_va_start): Likewise.
14879 * config/arm/arm.c (thumb_find_work_register): Fix location of
14880 argument register count.
14882 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14884 Support scheduling for ColdFire V1 and V3 microarchitecture.
14885 Improve scheduling of multiplication instructions.
14887 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14888 (mac): New instruction attribute.
14889 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14890 (m68k_sched_mac): New variable.
14891 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14892 Handle cfv1 and cfv3.
14893 (max_insn_size): New static variable.
14894 (struct _sched_ib): New type.
14895 (sched_ib): New static variable.
14896 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14897 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14898 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14900 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14901 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14902 new variables. Update.
14903 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14904 Add modeling of cfv3 instruction buffer. Update.
14905 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14906 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14907 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14908 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14909 a particular reservation applies to.
14910 (type2): Reorganize attribute values. Rename alu to alu_reg,
14911 alu_l to alu, move_l to omove. Join move to alu. Split mul
14912 to mul_l and mul_w.
14913 (cf_ib_*): Simplify description of instruction buffer.
14914 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14915 (cf_mem): Split into cf_mem1 and cf_mem2.
14916 (cf_v2_move_??): Rename to cfv12_alu_??.
14917 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14918 (cf_v2_mul_??): Remove reservations.
14919 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14920 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14921 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14923 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14924 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14925 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14926 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14927 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14928 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14929 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14930 expansions of the above reservations for instructions of sizes
14933 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14935 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14937 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14939 * coverage.c: Include tree-pass.h.
14940 (coverage_counter_alloc): Print da_file_name to the dump file.
14942 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14944 * sbitmap.c (sbitmap_range_empty_p): New function.
14945 * sbitmap.h (sbitmap_range_empty_p): New function.
14946 * bitmap.h: Now includes obstack.h.
14948 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14949 Kenneth Zadeck <zadeck@naturalbridge.com>
14951 * dbgcnt.def (ra_byte_scan): Added.
14952 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14953 when the last hit happens for a counter.
14954 * timevar.def (TV_DF_BYTE_LR): New variable.
14955 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14956 * passes.c (pass_fast_rtl_byte_dce): New pass.
14957 * fwprop.c (update_df): Added mode to call df_ref_create.
14958 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14959 DF_REF_EXTRACT_OFFSET.
14960 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14961 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14963 (df_ref_extract): Added mode field.
14964 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14965 DF_REF_EXTRACT_OFFSET.
14966 (DF_REF_EXTRACT_MODE): New macro.
14967 (df_byte_lr_bb_info): New structure.
14968 (df_print_byte_regset, df_compute_accessed_bytes,
14969 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14970 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14971 df_byte_lr_simulate_uses,
14972 df_byte_lr_simulate_artificial_refs_at_top,
14973 df_byte_lr_simulate_artificial_refs_at_end,
14974 df_compute_accessed_bytes): New function.
14975 (df_ref_create): Add parameter.
14976 (df_byte_lr_get_bb_info): New inline function.
14977 * df-scan.c (df_ref_record, df_uses_record,
14978 df_ref_create_structure): Added mode parameter.
14979 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14980 df_defs_record, df_uses_record, df_get_conditional_uses,
14981 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14982 df_entry_block_defs_collect, df_exit_block_uses_collect):
14983 Added mode parameter to calls to df_ref_record, df_uses_record,
14984 df_ref_create_structure.
14985 (df_ref_equal_p, df_ref_compare): Added test for modes.
14986 (df_ref_create_structure): Added code to set mode. Renamed
14987 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14988 DF_REF_EXTRACT_OFFSET.
14989 * df-core.c (df_print_byte_regset): New function.
14990 * df-byte-scan.c: New file.
14991 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14992 calls to BITMAP_FREE.
14993 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14994 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14995 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14996 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14997 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14998 df_byte_lr_local_compute, df_byte_lr_init,
14999 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15000 df_byte_lr_transfer_function, df_byte_lr_free,
15001 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15002 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15003 df_byte_lr_simulate_uses,
15004 df_byte_lr_simulate_artificial_refs_at_top,
15005 df_byte_lr_simulate_artificial_refs_at_end): New function.
15006 * dce.c (byte_dce_process_block): New function.
15007 (dce_process_block): au is now passed in rather than computed
15008 locally. Changed loops that look at artificial defs to not look
15009 for conditional or partial ones, because there never are any.
15010 (fast_dce): Now is able to drive byte_dce_process_block or
15011 dce_process_block depending on the kind of dce being done.
15012 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15013 (rest_of_handle_fast_byte_dce): New function.
15014 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15015 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15017 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15020 * gcc.h: Added fortran options that take arguments to
15021 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15024 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15026 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15027 scalarization if on the LHS and not a full access.
15029 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15031 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15033 2008-04-18 Rafael Espindola <espindola@google.com>
15035 * tree-vrp.c (find_case_label_index): Fix the binary search.
15036 (find_case_label_range): New.
15037 (vrp_visit_switch_stmt): Use find_case_label_range.
15038 (simplify_switch_using_ranges): Use find_case_label_range.
15040 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15042 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15043 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15045 2008-04-18 Tom Tromey <tromey@redhat.com>
15048 * doc/cpp.texi (Implementation-defined behavior): Mention
15051 2008-04-18 Ian Lance Taylor <iant@google.com>
15053 * fold-const.c (pointer_may_wrap_p): New static function.
15054 (fold_comparison): Add another test for pointer overflow. Use
15055 pointer_may_wrap_p to disable some false positives.
15057 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15059 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15060 (fname_as_string): Match updated cpp_interpret_string prototype.
15061 (fix_string_type): Support char16_t* and char32_t*.
15062 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15063 derivative) nodes. Register as builtin if C++0x.
15064 (c_parse_error): Support CPP_CHAR{16,32}.
15065 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15066 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15067 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15068 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15069 CTI_CHAR32_ARRAY_TYPE>: New elements.
15070 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15071 char32_type_node, signed_char32_type_node, char16_array_type_node,
15072 char32_array_type_node): New defines.
15073 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15074 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15075 (lex_string): Support CPP_STRING{16,32}, match updated
15076 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15077 (lex_charconst): Support CPP_CHAR{16,32}.
15078 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15079 and CPP_STRING{16,32}.
15081 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15084 * aclocal.m4: Regenerate.
15085 * configure: Regenerate.
15087 2008-04-18 Jan Hubicka <jh@suse.cz>
15089 * except.c (dw2_size_of_call_site_table,
15090 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15092 * cgraphbuild.c (build_cgraph_edges): Update.
15093 * tree-pass.h: Update comment.
15094 * final.c (leaf_function_p): Update.
15095 (leaf_renumber_regs): Update.
15096 (rest_of_clean_state): Update.
15097 * omp-low.c (expand_omp_parallel): Update.
15098 * ipa-reference.c (analyze_function): Update.
15099 * reorg.c (find_end_label): Update.
15100 (optimize_skip): Update.
15101 (fill_simple_delay_slots): Update.
15102 (fill_simple_delay_slots): Update.
15103 (make_return_insns): Update.
15104 (dbr_schedule): Update.
15105 * gimple-low.c (record_vars_into): Update.
15106 * cfgbuild.c (make_edges): Update.
15107 * function.c (assign_stack_local): Update.
15108 (assign_parm_adjust_stack_rtl): Update.
15109 (locate_and_pad_parm): Update.
15110 (allocate_struct_function): Do not initialize stack_alignment_needed
15111 and preferred_stack_boundary here.
15112 (stack_protect_prologue): Update.
15113 (stack_protect_epilogue): Update.
15114 (expand_function_start): Initialize stack_alignment_needed,
15115 preferred_stack_boundary and max_jumptable_ents.
15116 (expand_function_end): Update.
15117 (free_after_compilation): Do not NULLify epilogue_delay_list.
15118 * function.h (struct rtl_data): Add stack_protect_guard,
15119 stack_alignment_needed,
15120 preferred_stack_boundary, epilogue_delay_list.
15121 (struct function): Remove value_histograms, stack_alignment_needed,
15122 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15124 unexpanded_var_list, stack_protect_guard.
15125 (current_function_epilogue_delay_list): Remove.
15126 * ipa-type-escape.c (analyze_function): Update.
15127 * gimplify.c (pop_gimplify_context): Update comment.
15128 * calls.c (expand_call): Update.
15129 (emit_library_call_value_1): Update.
15130 * except.c (set_nothrow_function_flags): Update.
15131 * cfgexpand.c (get_decl_align_unit): Update.
15132 (create_stack_guard): Update.
15133 (estimated_stack_frame_size): Update.
15134 (expand_used_vars): Update.
15135 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15136 * explow.c (allocate_dynamic_stack_space): Update.
15137 * tree-ssa-live.c (remove_unused_locals): Update.
15138 * varasm.c (mark_constant_pool): Update.
15139 * tree-inline.c (remap_decls): Update.
15140 (initialize_cfun): Update.
15141 (declare_return_variable): Update.
15142 (inline_forbidden_p): Update.
15143 (expand_call_inline): Update.
15144 (declare_inline_vars): Update.
15145 (tree_function_versioning): Update.
15146 * tree-flow.h (value_histograms): New.
15147 (VALUE_HISTOGRAMS): New macro.
15148 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15150 * tree-cfg.c (set_bb_for_stmt): Update.
15151 (replace_by_duplicate_decl): Update.
15152 (move_block_to_fn): Update.
15153 (new_label_mapper): Update.
15154 (dump_function_to_file): Update.
15155 * ipa-struct-reorg.c (build_data_structure): Update.
15156 * cfgrtl.c (print_rtl_with_bb): Update.
15157 * reload1.c (reload): Update.
15159 * config/i386/i386.c (setup_incoming_varargs_64,
15160 ix86_compute_frame_layout): Update.
15161 * config/arc/arc.c (arc_output_function_epilogue): Update.
15163 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15165 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15166 for FreeBSD as well.
15167 * gthr-posix95.h: Likewise.
15169 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15171 PR rtl-optimization/35838
15172 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15173 out the byte offset of the first subreg.
15175 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15177 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15178 to split_ti instead of three separate calls with single member arrays.
15179 (subti3 splitter): Ditto.
15180 (adddi3 splitter): Ditto with split_di.
15181 (subdi3 splitter): Ditto.
15182 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15183 two separate calls with single member arrays. Swap match_dup
15184 operands 1 and 2 to better fit into the array.
15185 (negdi2 splitter): Ditto with split_di.
15186 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15187 two separate calls with single member arrays. Swap match_dup operands
15188 6 and 7 to better fit into the array.
15190 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15192 * config/i386/i386.c (sse_builtin_type): New.
15193 (bdesc_sse_args): Likewise.
15194 (bdesc_sse_3arg): Removed.
15195 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15196 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15197 IX86_BUILTIN_ROUNDPS.
15198 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15199 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15200 IX86_BUILTIN_ROUNDPS.
15201 (ix86_expand_sse_4_operands_builtin): Removed.
15202 (ix86_expand_sse_operands_builtin): New.
15203 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15204 and CODE_FOR_sse4_1_roundps.
15205 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15206 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15208 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15211 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15212 regs before frame pop when needed. If use_backchain_to_restore_sp
15213 then load backchain into a temp reg to restore vr and vrsave. Add
15214 code to restore vr after frame pop if possible.
15216 2008-04-17 Richard Guenther <rguenther@suse.de>
15218 * tree-vn.c (expressions_equal_p): Do not check type
15219 equality or compatibility before calling operand_equal_p.
15220 * fold-const.c (operand_equal_p): Check equivalence of
15221 integer constants before bailing out due to signedness or
15222 precision differences.
15223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15224 spurious differences in type qualification. Ignore types
15225 for COMPONENT_REFs at all.
15227 2008-04-17 Christian Bruel <christian.bruel@st.com>
15229 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15230 msw_skip comparison.
15232 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15235 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15238 PR tree-optimization/35899
15239 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15240 rather than TREE_OPERAND.
15242 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15245 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15246 temporary registers. Change operand predicate to general_operand.
15247 (remainderxf3): Ditto.
15249 2008-04-16 Richard Guenther <rguenther@suse.de>
15251 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15252 * tree-affine.c (aff_combination_expand): Look through some
15255 2008-04-15 Doug Kwan <dougkwan@google.com>
15257 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15259 * tree-pretty-print.c (dump_generic_node): Ditto.
15260 * final.c (output_addr_const): Ditto.
15261 * dwarf2out.c (output_cfi): Ditto.
15262 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15263 * print-rtl.c (print_rtx): Ditto.
15264 * print-tree.c (print_node_brief, print_node): Ditto.
15265 * c-common.c (match_case_to_enum_1): Ditto.
15266 * sched-vis.c (print_value): Ditto.
15267 * config/i386/i386.c (print_operand): Cast to long unsigned int
15270 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15271 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15272 MS Windows VirtualProtect function.
15274 2008-04-15 Jan Hubicka <jh@suse.cz>
15276 * gengtype.c (write_root): Param_is argument is OK.
15277 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15278 * function.h: Include varray.h
15279 (rtl_eh): New stucture based on except.c one.
15280 (call_site_record): New forward declaration and vector type.
15281 * calls.c (emit_call_1): Do not call
15282 note_current_region_may_contain_throw.
15283 * except.c (eh_status): Remove cur_region, try_region since they are
15285 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15286 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15287 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15288 Remove call_site_data_used, call_site_data_size.
15289 Turn call_site_record into vector in function.h.
15290 (note_current_region_may_contain_throw): Remove.
15291 (get_exception_pointer, get_exception_filter): Do not take struct
15292 function argument; update.
15293 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15294 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15295 build_post_landing_pads, dw2_build_landing_pads,
15296 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15297 sjlj_emit_function_enter, sjlj_emit_function_enter,
15298 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15299 sjlj_build_landing_pads, finish_eh_generation,
15300 remove_exception_handler_label, remove_eh_handler,
15301 maybe_remove_eh_handler, add_reachable_handler,
15302 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15303 add_action_record, collect_one_action_chain, add_call_site,
15304 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15305 sjlj_output_call_site_table, output_function_exception_table,
15306 * except.h (note_current_region_may_contain_throw): Remove
15307 (get_exception_pointer, get_exception_filter): Do not take struct
15309 * Makefile.in (GTFILES): Put varargs before struct function.
15311 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15313 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15314 punt for STRING_CST.
15315 (get_constraint_for): Deal with STRING_CST here instead.
15317 2008-04-15 Richard Guenther <rguenther@suse.de>
15319 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15320 statements in a basic-block with a backward walk. Do not
15321 substitute into dead statements but instead remove those.
15323 2008-04-15 Richard Guenther <rguenther@suse.de>
15325 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15326 to zero, thus disable creation of SFTs.
15328 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15330 * tree-predcom.c (suitable_reference_p): Return false if the
15331 reference can throw.
15333 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15336 * c-decl.c (finish_decl): If extern or static var has variable
15337 size, set TREE_TYPE (decl) to error_mark_node.
15339 2008-04-15 Rafael Espindola <espindola@google.com>
15341 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15344 2008-04-15 Richard Guenther <rguenther@suse.de>
15346 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15347 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15348 (visit_reference_op_load): Do walk vuse-vdef chains on
15349 vn_reference_lookup.
15350 (visit_reference_op_store): But do not here.
15351 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15352 vn_reference_lookup.
15353 (vn_lookup_with_vuses): But do so here.
15355 2008-04-14 Ian Lance Taylor <iant@google.com>
15357 * fold-const.c (fold_overflow_warning): Remove assertion.
15359 2008-04-15 Ben Elliston <bje@au.ibm.com>
15361 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15362 temp1 local variables.
15364 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15367 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15368 ".text.unlikely" section as executable.
15370 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15372 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15373 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15374 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15375 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15376 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15377 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15378 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15380 2008-04-14 Ian Lance Taylor <iant@google.com>
15382 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15383 * fold-const.c (fold_comparison): If appropriate, test
15384 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15385 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15386 reassociating a pointer type.
15387 * doc/invoke.texi (Optimize Options): Document that
15388 -fstrict-overflow applies to pointer wraparound.
15390 2008-04-13 Jan Hubicka <jh@suse.cz>
15392 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15394 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15396 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15397 we are going to "save the world".
15399 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15401 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15402 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15403 operand 0 constraint, not "=".
15405 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15407 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15409 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15411 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15412 of size of positions_needed * CHAR_BIT.
15414 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15416 PR middle-end/35897
15417 * dse.c (store_info): Change positions_needed to unsigned
15419 (lowpart_bitmask): New.
15420 (record_store): Cast to unsigned HOST_WIDE_INT for
15421 positions_needed. Assert width <= size of positions_needed *
15422 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15423 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15424 lowpart_bitmask to set mask.
15426 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15428 * config/bfin/constraints.md: New file.
15429 * config/bfin/bfin.md: Include it.
15430 (adddi3): Use satisfies_constraint functions instead of the old macros.
15431 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15432 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15433 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15434 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15435 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15436 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15437 EXTRA_CONSTRAINT): Delete.
15438 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15439 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15441 * config/bfin/bfin.c: Include "tm-constrs.h".
15442 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15443 Use satisfies_constraint functions instead of the old macros.
15444 * doc/md.texi (Blackfin Constraints): Update file name reference.
15446 2008-04-11 Richard Guenther <rguenther@suse.de>
15448 PR tree-optimization/35869
15449 * tree-vrp.c (execute_vrp): Move switch statement update after
15450 jump threading. Schedule another cfg cleanup run.
15452 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15455 * attribs.c (decl_attributes): Return early on errorneous node.
15457 2008-04-10 Oleg Ryjkov <olegr@google.com>
15459 * tree.h (struct tree_base): Added a new flag default_def_flag.
15460 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15462 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15464 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15466 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15469 * pa.md: Define mode iterator P. Define mode attribute dwc.
15470 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15471 (icacheflush): Likewise.
15472 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15473 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15475 2008-04-11 Ben Elliston <bje@au.ibm.com>
15477 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15479 2008-04-10 Rafael Espindola <espindola@google.com>
15481 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15482 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15483 (extract_range_from_expr): The same.
15485 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15487 * config/mips/mips.md (GPR2): New mode iterator.
15488 (seq): Add comment.
15489 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15490 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15491 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15492 Rewrite these to take two modes, the mode of comparison and the
15493 mode of the destination.
15494 * config/mips/mips.c (mips_expand_scc): Instead of having
15495 paradoxical subreg as destination, expand "narrowing" scc if mode
15496 of comparison is SI and target is requested in DI mode.
15497 (mips_emit_int_order_test): Update comment. Make mode of
15498 comparison match CMP0 rather than TARGET. When creating inverse
15499 target use mode of TARGET.
15501 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15503 * gcov-dump.c (tag_summary): Only print summaries for the first
15504 GCOV_COUNTERS_SUMMABLE counters.
15506 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15508 * config/i386/i386.md (absneg): New code iterator.
15509 (absnegprefix): New code attribute.
15510 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15511 patterns using absneg code iterator.
15512 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15513 using absneg code iterator.
15514 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15515 *neg<mode>2 patterns using absneg code iterator.
15516 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15517 *negextendsfdf2 patterns using absneg code iterator.
15518 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15519 *negextendsfxf2 patterns using absneg code iterator.
15520 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15521 *negextendsfdf2 patterns using absneg code iterator.
15522 * config/i386/sse.md (<code><mode>2): Macroize expander from
15523 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15525 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15527 * config/s390/s390.h: Remove the remains of the recent search
15528 & replace action of current_function_outgoing_args_size.
15530 2008-04-10 Ira Rosen <irar@il.ibm.com>
15532 PR tree-optimization/35821
15533 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15534 NEW_STMT_LIST is not NULL.
15536 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15539 * toplev.c (process_options): Remove -ffunction-sections debugging
15542 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15544 PR middle-end/PR28690
15545 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15546 than gen_rtx_fmt_ee to perform more canonicalizations.
15548 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15551 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15553 2008-04-09 Richard Guenther <rguenther@suse.de>
15555 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15556 (dump_function_to_file): Dump function arguments with types.
15558 2008-04-08 Richard Guenther <rguenther@suse.de>
15560 * fold-const.c (fold_widened_comparison): Do not allow
15561 sign-changes that change the result.
15563 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15566 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15567 kinds of indirect references.
15569 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15571 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15572 GNU Fortran language string.
15574 2008-04-08 Rafael Espindola <espindola@google.com>
15576 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15577 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15578 * tree.h (tree_call_nonnegative_warnv_p): New.
15580 2008-04-08 Jan Hubicka <jh@suse.cz>
15582 * function.c (free_after_compilation): Clear out regno_reg_rtx
15585 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15588 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15590 PR middle-end/PR28690
15591 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15592 same precedence as REG_POINTER and MEM_POINTER operands.
15594 2008-04-08 Richard Guenther <rguenther@suse.de>
15596 PR middle-end/35834
15597 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15598 for adding index to base.
15600 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15602 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15603 (MINGW_ENABLE_EXECUTE_STACK): New.
15604 (IN_LIBGCC2): For libgcc include windows.h file for
15605 function declarations.
15607 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15609 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15610 and tem2 if tem1 is not a REG or MULT.
15612 2008-04-08 Jan Hubicka <jh@suse.cz>
15614 * function.h (incomming_args): Break out of struct function.
15615 (function_subsections): Break out of struct function.
15616 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15617 return_rtx and hard_reg_initial_vals from struct function.
15618 Kill inl_max_label_num.
15619 (current_function_pops_args, current_function_args_info,
15620 current_function_args_size, current_function_args_size,
15621 current_function_pretend_args_size,
15622 current_function_outgoing_args_size,
15623 current_function_internal_arg_pointer, current_function_return_rtx):
15624 Kill compatibility accestor macros.
15625 * builtins.c (expand_builtin_apply_args_1): Update.
15626 (expand_builtin_next_arg): Update.
15627 * df-scan.c (df_get_call_refs): Update.
15628 * dbxout.c (dbxout_function_end): Update.
15629 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15630 (output_line_info): Update.
15631 (secname_for_decl): Update.
15632 (dwarf2out_var_location): Update.
15633 * function.c (free_after_compilation): Update.
15634 (assign_parm_find_stack_rtl): Update.
15635 (assign_parms): Update.
15636 (expand_dummy_function_end): Update.
15637 (expand_function_end): Update.
15638 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15639 (expand_call): Update.
15640 (emit_library_call_value_1): Update.
15641 (store_one_arg): Update.
15642 * varasm.c (initialize_cold_section_name): Update.
15643 (unlikely_text_section): Update.
15644 (unlikely_text_section_p): Update.
15645 (assemble_start_function): Update.
15646 (assemble_end_function): Update.
15647 (default_section_type_flags): Update.
15648 (switch_to_section): Update.
15649 * integrate.c (set_decl_abstract_flags): Update.
15650 (get_hard_reg_initial_val): Update.
15651 (has_hard_reg_initial_val): Update.
15652 (allocate_initial_values): Update.
15653 * resource.c (init_resource_info): Update.
15654 * config/alpha/alpha.c (NUM_ARGS): Update.
15655 (direct_return): Update.
15656 (alpha_va_start): Update.
15657 (alpha_sa_size): Update.
15658 (alpha_initial_elimination_offset): Update.
15659 (alpha_expand_prologue): Update.
15660 (alpha_start_function): Update.
15661 (alpha_expand_epilogue): Update.
15662 (unicosmk_initial_elimination_offset):
15663 * config/alpha/alpha.md (call expander): Update.
15664 * config/s390/s390.c (s390_register_info): Update.
15665 (s390_register_info): Update.
15666 (s390_frame_info): Update.
15667 (s390_initial_elimination_offset): Update.
15668 (s390_build_builtin_va_list): Update.
15669 (s390_va_start): Update.
15670 * config/spu/spu.c (direct_return): Update.
15671 (spu_expand_prologue): Update.
15672 (spu_initial_elimination_offset): Update.
15673 (spu_build_builtin_va_list): Update.
15674 (spu_va_start): Update.
15675 * config/sparc/sparc.c (sparc_init_modes): Update.
15676 (sparc_compute_frame_size): Update.
15677 (function_value): Update.
15678 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15679 * config/i386/i386.md (return expander): Update.
15680 * config/i386/i386.c (ix86_va_start): Update.
15681 (ix86_can_use_return_insn_p): Update.
15682 (ix86_compute_frame_layout): Update.
15683 (ix86_expand_epilogue): Update.
15684 * config/sh/sh.c (output_stack_adjust): Update.
15685 (calc_live_regs): Update.
15686 (sh_expand_prologue): Update.
15687 (sh_builtin_saveregs): Update.
15688 (sh_va_start): Update.
15689 (initial_elimination_offset): Update.
15690 (sh_allocate_initial_value): Update.
15691 (sh_function_ok_for_sibcall): Update.
15692 (sh_get_pr_initial_val): Update.
15693 * config/sh/sh.md (return expander): Update.
15694 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15695 * config/crx/crx.c (crx_compute_frame): UPdate.
15696 (crx_initial_elimination_offset): UPdate.
15697 * config/xtensa/xtensa.c (compute_frame_size): Update
15698 (xtensa_builtin_saveregs): Update.
15699 (xtensa_va_start): Update.
15700 (order_regs_for_local_alloc): Update.
15701 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15702 (xstormy16_expand_builtin_va_start): Update.
15703 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15704 * config/m68hc11/m68hc11.md (return expanders): Update.
15705 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15706 (expand_epilogue): Update.
15707 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15708 (cris_simple_epilogue): Update.
15709 (cris_expand_prologue): Update.
15710 (cris_expand_epilogue): Update.
15711 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15712 (compute_frame_size): Update.
15713 * config/mt/mt.c (mt_compute_frame_size): Update.
15714 * config/mn10300/mn10300.c (expand_prologue): Update.
15715 (expand_epilogue): Update.
15716 (initial_offset): Update.
15717 (mn10300_builtin_saveregs):
15718 * config/mn10300/mn10300.md (return expander): Update.
15719 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15720 (ia64_initial_elimination_offset): Update.
15721 (ia64_initial_elimination_offset): Update.
15722 (ia64_expand_prologue): Update.
15723 * config/m68k/m68k.md (return expander): Update.
15724 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15725 (rs6000_stack_info): Update.
15726 * config/mcore/mcore.c (layout_mcore_frame): Update.
15727 (mcore_expand_prolog): Update.
15728 * config/arc/arc.c (arc_compute_frame_size): Update.
15729 * config/score/score3.c (score3_compute_frame_size): Update.
15730 * config/score/score7.c (score7_compute_frame_size): Update.
15731 * config/arm/arm.c (use_return_insn): Update.
15732 (thumb_find_work_register): Update.
15733 (arm_compute_save_reg_mask): Update.
15734 (arm_output_function_prologue): Update.
15735 (arm_output_epilogue): Update.
15736 (arm_size_return_regs): Update.
15737 (arm_get_frame_offsets): Update.
15738 (arm_expand_prologue): Update.
15739 (thumb_exit): Update.
15740 (thumb_unexpanded_epilogue): Update.
15741 (thumb1_output_function_prologue): Update.
15742 * config/pa/pa.md (return expander): Update.
15743 * config/pa/pa.c (compute_frame_size): Update.
15744 (hppa_builtin_saveregs): Update.
15745 * config/mips/mips.c (mips_va_start): Update.
15746 (mips16_build_function_stub): Update.
15747 (mips_compute_frame_info): Update.
15748 (mips_restore_gp): Update.
15749 (mips_output_function_prologue): Update.
15750 (mips_expand_prologue): Update.
15751 * config/v850/v850.c (compute_frame_size): Update.
15752 (expand_prologue): * config/mmix/mmix.c (along): update.
15753 (mmix_initial_elimination_offset): update.
15754 (mmix_reorg): update.
15755 (mmix_use_simple_return): update.
15756 (mmix_expand_prologue): update.
15757 (mmix_expand_epilogue): Update.
15758 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15759 (emit_link_insn): Update.
15761 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15763 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15764 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15766 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15769 2008-04-07 Jan Hubicka <jh@suse.cz>
15771 * function.h (rtl): Rename to x_rtl.
15772 (crtl): New define.
15773 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15774 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15775 used_temp_slots avail_temp_slots, temp_slot_level,
15776 nonlocal_goto_handler_labels): Update accesstors.
15777 (rtl): New global variable.
15778 (struct function): Move some fileds to rtl_data.
15779 (get_arg_pointer_save_area): Update prototype.
15780 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15781 get_arg_pointer_save_area.
15782 * expr.c (init_expr): Update
15783 * function.c (get_frame_size): Update
15784 (assign_stack_local): Update
15785 (expand_function_end): Update.
15786 (get_art_pointer_save_area): Update
15788 * emit-rtl.c (rtl): Declare.
15789 (regno_reg_rtx): Declare.
15790 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15792 (gen_reg_rtx): Update.
15793 * varasm.c (n_deferred_constatns): Update accestor.
15794 (init_varasm_status): Do not allocate varasm_status.
15795 (force_const_mem, get_pool_size, output_constant_pool): Update.
15796 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15797 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15798 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15799 * sparc/sparc.h (INIT_EXPANDERS): Update.
15800 * ia64/ia64.h (INIT_EXPANDERS): Update.
15802 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15804 * reload.c (push_secondary_reload): Add missing break to for loop.
15806 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15808 PR middle-end/PR28690
15809 * rtlanal.c: Update copyright years.
15810 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15811 as REG_POINTER and MEM_POINTER operands.
15812 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15813 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15814 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15815 * gcse.c: Update copyright years.
15816 (pre_delete): Call gen_reg_rtx_and_attrs.
15817 (hoist_code): Likewise.
15818 (build_store_vectors): Likewise.
15819 (delete_store): Likewise.
15820 * loop-invariant.c (move_invariant_reg): Likewise.
15821 Update copyright years.
15823 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15825 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15826 control string instead of quoted.
15828 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15830 * doc/rtl.texi: Rewrite of subreg section.
15832 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15835 * config/i386/i386.c (legitimize_pic_address): Add treating
15836 of dllimport SYM_REF's.
15837 (legitimize_dllimport_symbol): Add prototype.
15839 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15841 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15842 reference in constructor with non self-referential type.
15844 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15846 Removal of Return with Depressed Stack Pointer support
15847 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15848 (ECF_SP_DEPRESSED): Likewise.
15849 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15850 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15851 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15852 (expand_call): Do not test ECF_SP_DEPRESSED.
15853 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15854 * function.c (keep_stack_depressed): Delete.
15855 (handle_epilogue_set): Likewise.
15856 (update_epilogue_consts): Likewise.
15857 (emit_equiv_load): Likewise.
15858 (thread_prologue_and_epilogue_insns): Remove support for Return with
15859 Depressed Stack Pointer.
15860 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15862 2008-04-06 Richard Guenther <rguenther@suse.de>
15864 PR tree-optimization/35400
15865 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15866 information from SSA_NAMEs.
15868 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15870 * config/avr/avr.h (avr_mega_p): Remove declaration.
15871 (AVR_MEGA): Remove macro.
15872 * config/avr/avr.c (avr_mega_p): Remove variable.
15873 (avr_override_options): Remove inicializion of avr_mega_p.
15874 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15875 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15876 (avr_jump_mode): (Ditto.).
15877 (avr_output_progmem_section_asm_op): (Ditto.).
15878 (avr_asm_init_sections): (Ditto.).
15879 (avr_asm_init_sections): (Ditto.).
15880 (avr_rtx_costs): (Ditto.).
15881 * config/avr/avr.md: (Ditto.).
15882 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15885 2008-04-06 Richard Guenther <rguenther@suse.de>
15887 PR tree-optimization/35842
15888 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15889 is_gimple_invariant_address.
15891 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15893 * gcc.c (default_compilers): Sync Fortran extensions list with
15894 that in fortran/lang-specs.h.
15895 * doc/invoke.texi: Likewise.
15896 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15897 * dwarf2out.c (gen_compile_unit_die): Likewise.
15899 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15901 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15903 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15906 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15907 attribute is used for nested functions.
15909 2008-04-05 Jan Hubicka <jh@suse.cz>
15911 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15913 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15915 (dump_files): Update.
15916 (enable_rtl_dump_file): Do not accept letter argument.
15917 * tree-pass.h (dump_file_info): Remove letter argument.
15918 * toplev.c (decode_d_option): Update -da handling.
15919 * toplev.h (enable_rtl_dump_file): Update prototype.
15920 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15921 it out based on pass type.
15922 (register_dump_files_1): Likewise.
15923 (init_optimization_passes): Update register_one_dump_file calls.
15924 (execute_one_pass): Sanity check that IPA passes are called at IPA
15925 level and RTL passes at RTL level.
15926 (execute_pass_list): IPA pass can not be after or subpass of
15928 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15929 disallov RTL subpasses of IPA subpasses.
15931 2008-04-05 Ben Elliston <bje@au.ibm.com>
15933 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15934 builtins that return exactly once and do not throw. Cache call to
15937 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15939 PR rtl-optimization/34916
15940 PR middle-end/35519
15941 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15942 between instruction pairs.
15944 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15946 * doc/invoke.texi: Document -mbitops for SH.
15947 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15948 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15949 * config/sh/sh.c (print_operand): Add %t operand code.
15950 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15951 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15952 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15953 (extendqihi2): Likewise.
15954 (movqi_i): Likewise.
15955 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15956 (extv): Use bld instruction for SH2A if possible.
15958 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15959 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15960 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15961 (bset.b, bclr.b): Define peepholes.
15962 * config/sh/sh.opt (mbitops): New option.
15964 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15967 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15968 and view convert expression.
15970 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15973 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15975 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15977 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15979 * config/i386/cpuid.h (bit_AES): New.
15980 (bit_PCLMUL): Likewise.
15982 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15983 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15984 SSE2 if AES or PCLMUL is enabled.
15985 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15986 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15987 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15988 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15989 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15990 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15991 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15992 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15993 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15994 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15995 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15996 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15997 __builtin_ia32_aeskeygenassist128 and
15998 __builtin_ia32_pclmulqdq128.
15999 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16000 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16001 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16003 * config/i386/i386.h (TARGET_AES): New.
16004 (TARGET_PCLMUL): Likewise.
16005 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16007 * config/i386/i386.md (UNSPEC_AESENC): New.
16008 (UNSPEC_AESENCLAST): Likewise.
16009 (UNSPEC_AESDEC): Likewise.
16010 (UNSPEC_AESDECLAST): Likewise.
16011 (UNSPEC_AESIMC): Likewise.
16012 (UNSPEC_AESKEYGENASSIST): Likewise.
16013 (UNSPEC_PCLMUL): Likewise.
16015 * config/i386/i386.opt (maes): New.
16016 (mpclmul): Likewise.
16018 * config/i386/sse.md (aesenc): New pattern.
16019 (aesenclast): Likewise.
16020 (aesdec): Likewise.
16021 (aesdeclast): Likewise.
16022 (aesimc): Likewise.
16023 (aeskeygenassist): Likewise.
16024 (pclmulqdq): Likewise.
16026 * config/i386/wmmintrin.h: New.
16028 * doc/extend.texi: Document AES and PCLMUL built-in function.
16030 * doc/invoke.texi: Document -maes and -mpclmul.
16032 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16034 * function.c (free_after_parsing): Replace with
16035 cxx_push_function_context from C++ front-end.
16036 (allocate_struct_function): Don't call langhook.
16037 * langhooks.h (struct lang_hooks_for_functions): Delete.
16038 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16040 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16041 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16042 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16043 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16044 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16045 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16046 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16048 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16049 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16051 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16054 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16057 2008-04-04 Richard Guenther <rguenther@suse.de>
16059 PR middle-end/35823
16060 * fold-const.c (optimize_minmax_comparison): Use the correct
16061 type for the constant in the simplified comparison.
16063 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16065 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16066 Pass L2 size as "--param l2-cache-size" to the compiler.
16067 (decode_l2_cache): New function to decode L2 cache parameters using
16068 0x8000006 extended cpuid function.
16069 (detect_caches_amd): Determine parameters of L2 cache using
16070 decode_l2_caches function.
16071 (decode_caches_intel): Decode L2 cache parameters.
16072 (detect_caches_intel): Determine L2 cache parameters using
16073 decode_caches_intel and decode_l2_caches functions.
16075 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16077 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16078 secondary input reload for subword loads from the constant pool.
16080 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16084 constants of the appropriate size for runtime calculations.
16087 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16088 decimal-float literal constant zero.
16090 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16093 * c-parser.c (c_parser_omp_atomic): Call
16094 default_function_array_conversion on the RHS.
16096 PR middle-end/35818
16097 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16098 call is_variable_sized if decl has incomplete type.
16100 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16102 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16104 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16106 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16108 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16109 (sgt<u>): Merge sgt and sgtu into new expander.
16110 (sgt, sgtu): Remove expanders.
16111 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16112 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16113 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16114 *sgtu_<mode>_mips16 into new pattern.
16115 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16116 (sge<u>): Merge sge and sgeu into new expander.
16117 (sge, sgeu): Remove expanders.
16118 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16120 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16121 (slt<u>): Merge slt and sltu into new expander.
16122 (slt, sltu): Remove expanders.
16123 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16124 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16125 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16126 *sltu_<mode>_mips16 into new pattern.
16127 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16128 (sle<u>): Merge sle and sleu into new expander.
16129 (sle, sleu): Remove expanders.
16130 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16131 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16132 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16133 *sleu_<mode>_mips16 into new pattern.
16134 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16136 2008-04-03 Jan Hubicka <jh@suse.cz>
16138 PR tree-optimization/35795
16139 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16140 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16141 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16142 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16143 * score/score3.c (score3_output_mi_thunk): Likewise.
16144 * score/score7.c (score7_output_mi_thunk): Likewise.
16145 * mips/mips.c (mips_output_mi_thunk): Likewise.
16147 2008-04-03 Richard Guenther <rguenther@suse.de>
16149 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16150 conversions. Simplify code.
16152 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16154 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16156 2008-04-03 Tom Tromey <tromey@redhat.com>
16157 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16159 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16160 * config/bfin/t-bfin-linux (generated_files): Add
16161 linux-sysroot-suffix.h.
16162 * doc/install.texi (Prerequisites): Require make 3.80.
16163 * doc/sourcebuild.texi (Front End Directory): Document new
16165 * Makefile.in (generated_files): New variable.
16166 (ALL_HOST_OBJS): New variable.
16167 ($(ALL_HOST_OBJS)): New target.
16169 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16171 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16172 (remap_block): Call id->transform_lang_insert_block instead
16174 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16175 Set id.transform_lang_insert_block to NULL.
16176 (clone_body): Move to cp/optimize.c
16177 * tree-inline.h (struct copy_body_data): Change
16178 transform_lang_insert_block to function pointer.
16179 (copy_generic_body, copy_decl_no_change): Export.
16180 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16181 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16182 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16184 * c-tree.h (insert_block): Kill.
16185 * c-decl.c (insert_block): Kill.
16187 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16189 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16190 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16191 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16193 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16194 argument, call {push,pop}_function_context from here.
16195 * c-parser.c: Use c_{push,pop}_function_context.
16197 * function.c (push_function_context_to): Move meat ...
16198 (push_function_context): ... here. Simplify.
16199 * function.c (pop_function_context_from): Move meat ...
16200 (pop_function_context): ... here. Simplify.
16201 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16203 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16204 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16205 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16206 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16208 2008-04-03 Ben Elliston <bje@au.ibm.com>
16210 * expmed.c (extract_force_align_mem_bit_field): Remove.
16212 2008-04-03 Richard Guenther <rguenther@suse.de>
16214 PR middle-end/35800
16215 * expr.h (try_casesi): Adjust prototype.
16216 * expr.c (try_casesi): Take fallback label as extra parameter.
16217 Use that for gen_casesi if default_label is NULL.
16218 * stmt.c (expand_case): Pass fallback label to try_casesi,
16219 make sure to fill gaps with a fallback label if default_label
16222 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16225 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16227 2008-04-03 Ben Elliston <bje@au.ibm.com>
16229 * expmed.c (extract_split_bit_field): Remove if (0) code.
16230 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16231 (do_ds_constraint): Likewise.
16233 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16235 * doc/cppopts.texi (-dU): Document.
16236 * c-common.h (flag_dump_macros): Update comment.
16237 * c-opts.c (handle_OPT_d): Handle -dU.
16238 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16239 dump_queued_macros, cb_used_define, cb_used_undef): New.
16240 (init_pp_output): Handle -dU.
16241 (cb_line_change): Call dump_queued_macros.
16242 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16244 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16246 * config/avr/predicates.md (io_address_operand): New predicate.
16247 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16248 * config/avr/avr.c (avr_io_address_p): Remove function.
16249 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16250 'avr_io_address_p' function.
16251 (out_movhi_r_mr): (Ditto.).
16252 (out_movqi_mr_r): (Ditto.).
16253 (out_movhi_mr_r): (Ditto.).
16254 (avr_address_cost): (Ditto.).
16256 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16258 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16259 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16260 in 32bit mode when XMM registers are available to avoid store
16262 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16263 corresponding post-reload splitters.
16265 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16267 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16268 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16269 __builtin_ia32_roundss.
16270 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16271 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16272 __builtin_ia32_roundss.
16273 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16274 IX86_BUILTIN_SHUFPD here.
16276 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16278 * config/i386/i386.md (plogic): New.
16279 (plogicprefix): Likewise.
16281 * config/i386/mmx.md (mmx_<code><mode>3): New.
16282 (mmx_and<mode>3): Removed.
16283 (mmx_ior<mode>3): Likewise.
16284 (mmx_xor<mode>3): Likewise.
16286 * config/i386/sse.md (<code><mode>3): New.
16287 (*<code><mode>3): Likewise.
16288 (*<code><mode>3): Likewise.
16289 (<code><mode>3): Likewise.
16290 (*sse_<code><mode>3): Likewise.
16291 (*sse2_<code><mode>3): Likewise.
16292 (<code>tf3): Likewise.
16293 (*<code>tf3): Likewise.
16294 (and<mode>3): Likewise.
16295 (*and<mode>3): Likewise.
16296 (ior<mode>3): Removed.
16297 (*ior<mode>3): Likewise.
16298 (xor<mode>3): Likewise.
16299 (*xor<mode>3): Likewise.
16300 (*and<mode>3): Likewise.
16301 (*ior<mode>3): Likewise.
16302 (*xor<mode>3): Likewise.
16303 (and<mode>3): Likewise.
16304 (*sse_and<mode>3): Likewise.
16305 (*sse2_and<mode>3): Likewise.
16306 (andtf3): Likewise.
16307 (*andtf3): Likewise.
16308 (ior<mode>3): Likewise.
16309 (*sse_ior<mode>3): Likewise.
16310 (*sse2_ior<mode>3): Likewise.
16311 (iortf3): Likewise.
16312 (*iortf3): Likewise.
16313 (xor<mode>3): Likewise.
16314 (*sse_xor<mode>3): Likewise.
16315 (*sse2_xor<mode>3): Likewise.
16316 (xortf3): Likewise.
16317 (*xortf3): Likewise.
16319 2008-04-02 Richard Guenther <rguenther@suse.de>
16321 PR tree-optimization/14495
16322 PR tree-optimization/34793
16323 * tree-vrp.c (struct switch_update): New structure.
16324 (to_remove_edges, to_update_switch_stmts): New VECs.
16325 (simplify_switch_using_ranges): New function. Remove not taken
16326 case labels and edges.
16327 (simplify_stmt_using_ranges): Call it.
16328 (identify_jump_threads): Mark edges we have queued for removal
16329 so we don't thread them.
16330 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16332 * tree-cfg.c (group_case_labels): Deal with missing default label.
16333 (tree_verify_flow_info): Allow missing default label.
16334 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16335 (emit_case_nodes): Likewise.
16336 (expand_case): Do not rely on the default label to be present.
16337 * expr.c (try_casesi): Deal with NULL default_label.
16338 (do_tablejump): Likewise.
16340 2008-04-02 Richard Guenther <rguenther@suse.de>
16342 PR tree-optimization/14495
16343 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16344 SWITCH_EXPR here ...
16345 (vrp_visit_switch_stmt): ... but here (new function).
16346 (find_case_label_index): New helper function.
16347 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16351 * fwprop.c: Fix ISO-C99ism.
16353 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16356 * Makefile.in (objdir): Set it here.
16357 * configure.ac: Not here. Find dynamic linker characteristics.
16358 * exec-tool.in: Use them.
16359 * aclocal.m4: Regenerate.
16360 * configure: Regenerate.
16362 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16364 * expr.c (expand_var): Delete it.
16365 * expr.h (expand_var): Delete prototype.
16366 * function.c (expand_function_start): Use expand_decl instead.
16367 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16370 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16372 PR rtl-optimization/35542
16373 * fwprop.c (forward_propagate_and_simplify): Replace
16374 loc_reg_mentioned_in_p with reg_mentioned_p.
16376 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16378 PR rtl-optimization/35281
16379 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16380 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16381 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16382 (varying_mem_p): Move above propagate_rtx.
16383 (all_uses_available_at): Do not check MEMs.
16385 2008-04-02 Rafael Espindola <espindola@google.com>
16387 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16388 (register_edge_assert_for_2): Split the cond argument.
16389 (register_edge_assert_for_1): Adjust for the change in
16390 register_edge_assert_for_2.
16391 (register_edge_assert_for): Split the cond argument.
16392 (find_switch_asserts): Adjust for the change in
16393 register_edge_assert_for.
16395 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16397 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16398 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16399 offsets for 64-bit mingw.
16400 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16401 abi for x86_64-pc-mingw.
16403 2008-04-02 Richard Guenther <rguenther@suse.de>
16405 * tree-vrp.c (extract_range_from_assert): Make sure to not
16406 produce range min/max with TREE_OVERFOW set.
16407 If merging a anti-range and a range keep the anti-range if
16408 the range covers all values of the type.
16409 (register_edge_assert_for_2): Only allow sign-changing
16410 conversions in detecting canonical range checks. Also
16411 register an assert for the unsigned name if useful.
16413 PR tree-optimization/35787
16414 * tree-vrp.c (vrp_val_max): New function.
16415 (vrp_val_min): Likewise.
16416 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16417 (vrp_val_is_min): Likewise.
16418 (supports_overflow_infinity): Use vrp_val_{min,max}.
16419 (negative_overflow_infinity): Likewise.
16420 (positive_overflow_infinity): Likewise.
16421 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16422 (is_positive_overflow_infinity): Likewise.
16423 (is_overflow_infinity): Likewise.
16424 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16425 vrp_val_is_{min,max}.
16426 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16427 to ranges if possible. Avoid empty ranges.
16429 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16431 PR middle-end/35705
16432 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16433 the expression is a function address.
16435 2008-04-01 George Helffrich <george@gcc.gnu.org>
16437 PR fortran/35154, fortran/23057
16438 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16439 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16440 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16441 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16443 (dbxout_syms): Check for COMMON-based symbol and wrap in
16444 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16445 in bracket for efficiency.
16447 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16448 using DW_TAG_common_block + member offset.
16449 (add_pubname_string): New function.
16450 (dw_expand_expr): New function to find block name and offset for
16452 (common_check): New function to check whether symbol in Fortran COMMON.
16453 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16455 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16458 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16460 2008-04-02 Ben Elliston <bje@au.ibm.com>
16462 * config/v850/v850.md (casesi): Remove if (0) code.
16463 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16464 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16466 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16468 * config/i386/i386.md (rex64suffix): New mode attribute.
16469 (floathi<mode>2): Disable expander for SSE math.
16470 (*floathi<mode>2_1): New insn insn_and_split pattern.
16471 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16472 corresponding post-reload splitters.
16473 (*floathi<mode>2_i387): New macroized insn pattern.
16474 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16476 insn_and_split pattern.
16477 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16478 New macroized instruction patterns and corresponding post-reload
16480 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16481 and corresponding post-reload splitters.
16482 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16483 New macroized instruction patterns.
16484 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16485 macroized instruction patterns and corresponding post-reload splitters.
16486 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16487 corresponding post-reload splitters.
16488 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16489 New macroized instruction patterns.
16490 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16491 corresponding post-reload splitters.
16492 (*floatsi<mode>2_i387): New macroized instruction patterns.
16494 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16496 * config/i386/i386.md (smaxmin): New.
16497 (umaxmin): Likewise.
16498 (maxminiprefix): Likewise.
16499 (maxminfprefix): Likewise.
16500 (<code><mode>3): Likewise.
16501 (smin<mode>3): Removed.
16502 (smax<mode>3): Likewise.
16504 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16505 (mmx_<code>v4hi3): Likewise.
16506 (mmx_<code>v8qi3): Likewise.
16507 (mmx_smaxv2sf3): Removed.
16508 (mmx_sminv2sf3): Likewise.
16509 (mmx_umaxv8qi3): Likewise.
16510 (mmx_smaxv4hi3): Likewise.
16511 (mmx_uminv8qi3): Likewise.
16512 (mmx_sminv4hi3): Likewise.
16514 * config/i386/sse.md (<addsub><mode>3): New.
16515 (*<addsub><mode>3): Likewise.
16516 (<sse>_vm<addsub><mode>3): Likewise.
16517 (<maxmin><mode>3): Likewise.
16518 (*<maxmin><mode>3_finite): Likewise.
16519 (*<maxmin><mode>3): Likewise.
16520 (<sse>_vm<maxmin><mode>3): Likewise.
16521 (sse3_h<addsub>v4sf3): Likewise.
16522 (sse3_h<addsub>v2df3): Likewise.
16523 (<maxmin>v16qi3): Likewise.
16524 (*<maxmin>v16qi3): Likewise.
16525 (<maxmin>v8hi3): Likewise.
16526 (*<maxmin>v8hi3): Likewise.
16527 (*sse4_1_<maxmin><mode>3): Likewise.
16528 (*sse4_1_<maxmin><mode>3): Likewise.
16529 (add<mode>3): Removed.
16530 (*add<mode>3): Likewise.
16531 (<sse>_vmadd<mode>3): Likewise.
16532 (sub<mode>3): Likewise.
16533 (*sub<mode>3): Likewise.
16534 (<sse>_vmsub<mode>3): Likewise.
16535 (smin<mode>3): Likewise.
16536 (*smin<mode>3_finite): Likewise.
16537 (*smin<mode>3): Likewise.
16538 (<sse>_vmsmin<mode>3): Likewise.
16539 (smax<mode>3): Likewise.
16540 (*smax<mode>3_finite): Likewise.
16541 (*smax<mode>3): Likewise.
16542 (<sse>_vmsmax<mode>3): Likewise.
16543 (sse3_haddv4sf3): Likewise.
16544 (sse3_haddv2df3): Likewise.
16545 (sse3_hsubv4sf3): Likewise.
16546 (sse3_hsubv2df3): Likewise.
16547 (umaxv16qi3): Likewise.
16548 (*umaxv16qi3): Likewise.
16549 (smaxv8hi3): Likewise.
16550 (*smaxv8hi3): Likewise.
16551 (*sse4_1_smax<mode>3): Likewise.
16552 (*sse4_1_umax<mode>3): Likewise.
16553 (uminv16qi3): Likewise.
16554 (*uminv16qi3): Likewise.
16555 (sminv8hi3): Likewise.
16556 (*sminv8hi3): Likewise.
16557 (*sse4_1_smin<mode>3): Likewise.
16558 (*sse4_1_umin<mode>3): Likewise.
16560 2008-04-01 Rafael Espindola <espindola@google.com>
16562 * tree-cfg.c (verify_expr): remove in_phi.
16563 (verify_stmt): Don't call walk_tree with verify_expr. Use
16564 is_gimple_min_invariant instead of is_gimple_val.
16566 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16568 * doc/include/gpl_v3.texi: Update for manpage generation.
16569 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16571 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16572 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16573 gpl_v3.texi instead of gpl.texi.
16576 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16579 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16581 2008-04-01 Rafael Espindola <espindola@google.com>
16583 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16584 (extract_code_and_val_from_cond): Use
16585 extract_code_and_val_from_cond_with_ops.
16587 2008-04-01 Jan Hubicka <jh@suse.cz>
16589 * function.c (free_after_compilation): Free epilogue_delay_list.
16590 (prepare_function_start): Assert that previous compilation was freed.
16592 2008-04-01 Jan Hubicka <jh@suse.cz>
16593 Jim Wilson <wilson@tuliptree.org>
16594 Andreas Tobler <andreast@gcc.gnu.org>
16596 PR middle-end/35781
16597 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16598 rtl.emit instead cfun->emit.
16599 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16600 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16602 2008-04-01 Ben Elliston <bje@au.ibm.com>
16604 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16606 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16608 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16610 (fprofile-use): Add var flag_profile_use
16611 * coverage.c (coverage_begin_output): Do not open a gcno file for
16612 output only if -ftest-coverage is set.
16613 Do not add getpwd() to gcda file path.
16614 (build_gcov_info): Check the new flag
16615 flag_profile_datafile_relative_path.
16616 (coverage_init): Use profile_data_prefix.
16617 Read profile counter only if flag_profile_use is set.
16618 * opts.c (common_handle_option): New option fprofile-use=,
16619 fprofile-dir=, fprofile-generate=.
16620 * toplev.c (profile_data_prefix): New variable definition.
16621 * toplev.h (profile_data_prefix): New declaration.
16622 * doc/invoke.tex (Option Summary, Optimization Options):
16625 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16627 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16628 use tmp consistently.
16631 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16632 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16633 UNSPEC_FR_RECIP_APPROX_RES.
16634 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16636 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16639 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16641 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16643 PR middle-end/30186
16644 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16645 element of the vector via a pointer.
16647 2008-03-31 Ian Lance Taylor <iant@google.com>
16649 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16651 2008-03-31 Jan Hubicka <jh@suse.cz>
16653 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16654 get_arg_pointer_save_area.
16655 * expr.c (init_expr): Just clear out rtl.expr.
16656 * function.c (free_after_compilation): Clear out whole RTL structure.
16657 (get_func_frame_size): Merge into ...
16658 (get_frame_size): ... this one.
16659 (assign_stack_local_1): Merge into ...
16660 (assign_stack_local): ... this one.
16661 (expand_function_end): Update call of get_arg_pointer_save_area.
16662 (get_art_pointer_save_area): Remove cfun argument.
16663 * function.h (emit_status): regno_pointer_align does not need length
16664 attribute. Move x_regno_reg_rtx to ...
16665 (regno_reg_rtx): ... new global array.
16666 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16667 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16668 apply_args_value, forced_labels, stack_pointer_delta):
16670 (struct varasm_status): Move here from varasm.c
16671 (struct rtl_data): New. Move here some fields from struct function.
16672 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16673 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16674 used_temp_slots avail_temp_slots, temp_slot_level,
16675 nonlocal_goto_handler_labels): Update accesstors.
16676 (rtl): New global variable.
16677 (struct function): Move some fileds to rtl_data.
16678 (get_arg_pointer_save_area): Update prototype.
16679 * emit-rtl.c (rtl): Declare.
16680 (regno_reg_rtx): Declare.
16681 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16683 (gen_reg_rtx): Update.
16684 (init_virtual_regs): Do not tate emit_status argument.
16685 (init_emit): Do not allocate emit.
16686 * varasm.c (varasm_statuc): Move to function.h.
16687 (n_deferred_constatns): Update accestor.
16688 (init_varasm_status): Do not allocate varasm_status.
16689 (force_const_mem, get_pool_size, output_constant_pool): Update.
16690 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16691 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16693 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16695 PR rtl-optimization/35729
16696 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16699 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16702 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16703 load/store if memory is unaligned.
16704 (*movti_rex64): Likewise.
16706 * config/i386/predicates.md (misaligned_operand): New.
16708 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16711 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16714 2008-03-31 Jan Beulich <jbeulich@novell.com>
16716 * config/ia64/constraints.md: Add 'j' constraint.
16717 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16718 (movdi_internal): Likewise.
16720 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16723 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16725 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16728 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16729 proper error message for the third argument on blendpd and
16732 * config/i386/sse.md (blendbits): New.
16733 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16735 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16737 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16739 2008-03-30 Richard Guenther <rguenther@suse.de>
16741 PR middle-end/31023
16742 * fold-const.c (fold_sign_changed_comparison): Do leave
16743 conversions to base-types alone.
16745 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16747 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16748 the link register if one altivec register is be saved.
16750 2008-03-30 Ben Elliston <bje@au.ibm.com>
16752 * final.c (final_scan_insn): Remove if (0) code.
16754 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16756 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16758 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16760 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16761 of V4SFmode to ix86_binary_operator_ok.
16763 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.c (override_options): Initialize
16766 ix86_veclib_handler to ix86_veclibabi_svml when
16767 -mveclibabi=svml is used.
16768 (ix86_veclibabi_svml): New function for SVML ABI style
16769 vectorization support.
16770 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16772 2008-03-28 Rafael Espindola <espindola@google.com>
16774 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16775 (tree_binary_nonnegative_warnv_p): Make it public.
16776 (tree_single_nonnegative_warnv_p): Make it public.
16777 (tree_invalid_nonnegative_warnv_p): Make it public.
16778 (tree_unary_nonzero_warnv_p): Make it public.
16779 (tree_binary_nonzero_warnv_p): Make it public
16780 (tree_single_nonzero_warnv_p): Make it public.
16781 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16782 (extract_range_from_binary_expr): Split the expr argument.
16783 (extract_range_from_unary_expr): Split the expr argument.
16784 (extract_range_from_comparison): Split the expr argument.
16785 (extract_range_from_expr): Use the new aux functions.
16786 (vrp_evaluate_conditional_warnv): Use
16787 vrp_evaluate_conditional_warnv_with_ops.
16788 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16789 (tree_binary_nonzero_warnv_p): Declare.
16790 (tree_single_nonzero_warnv_p): Declare.
16791 (tree_expr_nonzero_warnv_p): Declare.
16792 (tree_unary_nonnegative_warnv_p): Declare.
16793 (tree_binary_nonnegative_warnv_p): Declare.
16794 (tree_single_nonnegative_warnv_p): Declare.
16795 (tree_invalid_nonnegative_warnv_p): Declare.
16797 2008-03-28 Richard Guenther <rguenther@suse.de>
16799 PR tree-optimization/30317
16800 PR tree-optimization/30911
16801 PR tree-optimization/34793
16802 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16803 (struct assert_locus_d): New member EXPR.
16804 (register_new_assert_for): Add EXPR parameter to support
16805 ASSERT_EXPR <name, expr OP limit>.
16806 (register_edge_assert_for_1): Adjust callers.
16807 (find_assert_locations): Likewise.
16808 (process_assert_insertions_for): Build condition from expression.
16809 (extract_range_from_assert): Handle ASSERT_EXPRs
16810 of the form ASSERT_EXPR <name, expr OP limit>.
16811 (register_edge_assert_for_2): New helper registering
16812 asserts for comparisons. Recognize range tests of the form
16813 (unsigned)i - CST1 OP CST2.
16814 (register_edge_assert_for_1): Use it.
16815 (register_edge_assert_for): Likewise.
16816 (needs_overflow_infinity): Integer sub-types
16817 do not need overflow infinities.
16818 (vrp_val_is_max): The extreme values of integer sub-types
16819 are those of the base type.
16820 (vrp_val_is_min): Likewise.
16821 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16824 2008-03-28 Nick Clifton <nickc@redhat.com>
16827 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16828 Return GENERAL_REGS for stack adjustment reloads.
16830 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16833 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16834 const_vector when all the vectors are constant.
16836 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16838 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16840 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16841 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16843 (s<code>_sf): Use new scc_sf attribute for opcode names.
16845 2008-03-27 Tom Tromey <tromey@redhat.com>
16847 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16848 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16849 config/spu/t-spu-elf, config/i386/t-interix,
16850 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16851 config/i386/x-darwin, config/i386/x-mingw32,
16852 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16853 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16854 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16855 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16856 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16857 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16858 config/score/t-score-elf, config/arm/t-strongarm-pe,
16859 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16860 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16861 Revert automatic dependency patch.
16863 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/i386.c (ix86_function_arg_boundary): Align
16867 decimal floating point to its natural boundary.
16869 2008-03-27 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/35716
16872 * fold-const.c (fold_comparison): Restrict distinct decl
16873 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16874 solely rely on operand_equal_p.
16876 2008-03-27 Richard Guenther <rguenther@suse.de>
16879 * c-common.c (handle_weak_attribute): Reject combination of
16882 2008-03-27 Richard Guenther <rguenther@suse.de>
16884 PR tree-optimization/32810
16885 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16886 conversions from DECL_INITIAL.
16887 (fold_const_aggregate_ref): Likewise from constructor elements.
16889 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16891 * tree-affine.h (aff_combination_expand): Declare.
16892 (get_inner_reference_aff): Likewise.
16893 * tree-affine.c (aff_combination_expand): Split out from
16894 tree_to_aff_combination_expand.
16895 (get_inner_reference_aff): New function.
16896 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16897 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16898 (struct lim_aux_data): sm_done field removed.
16899 (mem_ref_loc_p, mem_ref_locs_p): New types.
16900 (struct mem_ref): Added id, stored, accesses_in_loop,
16901 indep_loop, dep_loop, indep_ref, dep_ref fields.
16902 Removed is_stored, locs and next fields.
16903 (memory_accesses): New variable.
16904 (movement_possibility): Do not allow moving statements
16905 that store to memory.
16906 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16908 (determine_max_movement): For statements with memory references,
16909 find the outermost loop in that the reference is independent.
16910 (move_computations_stmt): Mark the virtual operands for renaming.
16911 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16912 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16913 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16914 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16915 create_vop_ref_mapping, analyze_memory_references,
16916 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16917 get_all_locs_in_loop, ref_always_accessed_p,
16918 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16919 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16920 store_motion_loop, store_motion): New functions.
16921 (struct vop_to_refs_elt): New type.
16922 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16923 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16924 (schedule_sm): Replaced by...
16925 (execute_sm): ... this.
16926 (determine_lsm_ref, hoist_memory_references,
16927 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16928 find_more_ref_vops, free_mem_ref, free_mem_refs,
16929 determine_lsm_loop, determine_lsm): Removed.
16930 (tree_ssa_lim_finalize): Free data structures used by store motion.
16931 (tree_ssa_lim): Call analyze_memory_references. Use
16932 store_motion instead of determine_lsm.
16934 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16936 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16937 rename tmake_file to m68hc11/t-m68hc11.
16938 (mcore): Set inhibit_libc to true.
16939 * config.host (alpha*-dec-*vms*): Set extra_programs.
16940 (interix3*): Don't use host_xmake_file.
16941 * configure.ac: Let config.gcc override inhibit_libc.
16942 * configure: Regenerate.
16944 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16945 * config/t-openbsd-thread: Remove commented out lines.
16947 * config/x-interix: Remove.
16949 * config/m68hc11/t-m68hc11-gas: Rename to...
16950 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16952 * config/mcore/t-mcore: Remove T_CFLAGS.
16953 * config/mcore/t-mcore-pe: Likewise.
16955 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16957 * configure.ac: Replace custom __GNU_SOURCE test with
16958 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16959 * aclocal.m4: Regenerate.
16960 * configure: Regenerate.
16961 * config.in: Regenerate.
16963 2008-03-27 Richard Guenther <rguenther@suse.de>
16965 * fold-const.c (target.h): Include.
16966 (fold_comparison): Fold comparison of addresses of decls
16967 that bind locally or of constants. Consolidate address folding code.
16968 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16969 results from fold_binary_to_constant.
16970 (compare_values_warnv): Likewise.
16972 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16974 PR middle-end/35429
16975 * fold-const.c (fold_truthop): Check for integeral types when folding
16976 a == 0 && b == 0 and a != 0 || b != 0 .
16978 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16980 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16982 2008-03-26 Andreas Schwab <schwab@suse.de>
16984 * doc/invoke.texi: Fix use of @item vs. @itemx.
16986 2008-03-26 Tom Tromey <tromey@redhat.com>
16988 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16989 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16990 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16991 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16992 build/genconstants.o, build/genemit.o, build/genextract.o,
16993 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16994 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16997 2008-03-26 Richard Guenther <rguenther@suse.de>
17000 2008-03-26 Richard Guenther <rguenther@suse.de>
17002 * fold-const.c (target.h): Include.
17003 (fold_comparison): Fold comparison of addresses of two decls
17004 that bind locally. Consolidate address folding code.
17006 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17008 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17009 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17010 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17011 dconstsqrt2, dconstthird, dconste and/or dconst10.
17012 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17013 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17014 dconstsqrt2, dconste): Delete.
17015 (init_emit_once): Likewise. Simplify initializing dconstm1.
17017 * real.c (get_real_const): New.
17018 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17019 dconstsqrt2, dconste): Delete.
17020 (real_value_const, get_real_const): New.
17022 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17024 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17026 * config/i386/i386.c (ix86_function_arg_boundary): Check
17027 BIGGEST_ALIGNMENT instead of 128.
17028 (setup_incoming_varargs_64): Likewise.
17030 2008-03-26 Tom Tromey <tromey@redhat.com>
17032 * Makefile.in (DEPFILES): Add missing '/'.
17034 2008-03-26 Richard Guenther <rguenther@suse.de>
17036 * fold-const.c (target.h): Include.
17037 (fold_comparison): Fold comparison of addresses of two decls
17038 that bind locally. Consolidate address folding code.
17040 2008-03-26 Nick Clifton <nickc@redhat.com>
17043 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17044 not allow INT+INT as a legitimate addressing mode.
17046 2008-03-26 Richard Guenther <rguenther@suse.de>
17048 * tree-flow.h (widen_bitfield): Remove declaration.
17049 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17050 (widen_bitfield): Remove function.
17051 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17054 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17057 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17060 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17062 PR rtl-optimization/35232
17063 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17064 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17065 reg_reloaded_call_part_clobbered here.
17066 (reload_regs_reach_end_p): New function.
17067 (reload_reg_rtx_for_input): New variable.
17068 (reload_reg_rtx_for_output): Likewise.
17069 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17070 when reassigning a pseudo register. Load reloadreg from
17071 reload_reg_rtx_for_input, moving the mode and register
17073 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17074 instead of the original when deciding whether an input reload
17075 would be a no-op or whether an output reload can be deleted.
17076 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17077 when setting up new_spill_reg_store. Load it from
17078 reload_reg_rtx_for_output, moving the mode and register
17080 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17081 instead of the original when deciding whether an output reload
17082 would be a no-op. Do the same when modifying insn notes.
17083 Use rtx_equal_p instead of == to compare the registers.
17084 (inherit_piecemeal_p): Take a mode and two register numbers
17086 (emit_reload_insns): Clear new_spill_reg_store for every hard
17087 register in the reload register. Remove spill registers
17088 from reg_reloaded_valid before considering whether to record
17089 inheritance information for them. Use reload_reg_rtx_for_output
17090 instead of reg_rtx when recording output reloads. Use
17091 reload_reg_rtx_for_input instead of reg_rtx when recording
17092 input reloads. Set or clear reg_reloaded_call_part_clobbered
17093 at the same time as setting reg_reloaded_valid.
17094 (delete_output_reload): Add a new_reload_reg parameter and use it
17095 instead of rld[j].reg_rtx.
17096 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17099 2008-03-25 Tom Tromey <tromey@redhat.com>
17101 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17102 (build/genattr.o): Likewise.
17103 (build/genattrtab.o): Likewise.
17104 (build/gencodes.o): Likewise.
17105 (build/genconfig.o): Likewise.
17106 (build/genconstants.o): Likewise.
17107 (build/genemit.o): Likewise.
17108 (build/genextract.o): Likewise.
17109 (build/genflags.o): Likewise.
17111 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17113 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17114 instead of size_int for integer types.
17115 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17116 to match type of MINUS_EXPR.
17118 2008-03-25 Tom Tromey <tromey@redhat.com>
17120 * configure: Rebuilt.
17121 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17124 2008-03-25 Tom Tromey <tromey@redhat.com>
17126 * config/x-solaris (host-solaris.o): Update.
17127 * config/x-linux (host-linux.o): Update.
17128 * config/x-hpux (host-hpux.o): Update.
17129 * config/x-darwin (host-darwin.o): Update.
17130 * config/v850/t-v850e (v850-c.o): Update.
17131 * config/v850/t-v850 (v850-c.o): Update.
17132 * config/t-vxworks (vxworks.o): Update.
17133 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17134 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17135 * config/spu/t-spu-elf (spu-c.o): Update.
17137 * config/sh/t-symbian (sh-c.o): Update.
17138 (symbian.o): Update.
17139 * config/sh/t-sh (sh-c.o): Update.
17140 * config/score/t-score-elf (score7.o, score3.o): Update.
17141 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17142 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17143 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17144 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17145 (rs6000.o): Remove.
17146 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17147 * config/m32c/t-m32c (m32c-pragma.o): Update.
17148 * config/ia64/t-ia64 (ia64-c.o): Update.
17149 * config/i386/x-mingw32 (host-mingw32.o): Update.
17150 * config/i386/x-i386 (driver-i386.o): Update.
17151 * config/i386/x-darwin (host-i386-darwin.o): Update.
17152 * config/i386/x-cygwin (host-cygwin.o): Update.
17153 * config/i386/t-nwld (nwld.o): Update.
17154 * config/i386/t-netware (netware.o): Update.
17155 * config/i386/t-interix (winnt.o): Update.
17156 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17157 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17158 msformat-c.o): Update.
17159 * config/bfin/t-bfin-linux (generated_files): Add
17160 linux-sysroot-suffix.h.
17161 * config/arm/t-wince-pe (pe.o): Update.
17162 * config/arm/t-strongarm-pe (pe.o): Update.
17163 * config/arm/t-pe (pe.o): Update.
17164 * config/arm/t-arm (arm-c.o): Update.
17165 * doc/install.texi (Prerequisites): Require make 3.80.
17166 * Makefile.in: Remove .o targets.
17167 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17168 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17169 (simple_generated_h, simple_generated_c): Move earlier.
17170 (generated_files): New variable.
17171 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17172 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17173 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17174 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17175 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17176 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17177 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17178 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17179 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17180 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17181 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17182 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17184 (COMPILE.base, COMPILE): New variables.
17185 (%.o): New pattern rule.
17186 (ALL_HOST_OBJS): New variable.
17187 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17188 (dummy-checksum.o, cc1-checksum.o): Remove.
17189 (DRIVER_SHLIB): New variable.
17190 (DRIVER_DEFINES): Use it.
17191 (gencondmd.c): Move out of build/.
17192 (s-conditions): Update.
17193 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17194 (ALL_BUILD_OBJS): Likewise.
17195 (build/%.o): Use BUILDCOMPILE.
17196 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17197 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17198 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17199 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17200 build/genconfig.o, build/genconstants.o, build/genemit.o,
17201 build/genextract.o, build/genflags.o, build/genmddeps.o,
17202 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17203 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17204 build/gen-protos.o, build/scan.o, build/fix-header.o,
17205 build/scan-decls.o): Simplify.
17206 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17207 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17208 prefix.o, toplev.o): Reduce to variable setting.
17209 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17210 ($(out_object_file), gcc-options.o): New targets.
17211 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17212 * configure: Rebuilt.
17213 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17214 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17216 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17218 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17219 complain when we hit an error, return ERROR_MARK_NODE.
17221 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17223 * config/sh/constraints.md (Pso, Psz): New constraints.
17224 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17225 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17227 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17229 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17230 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17232 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17234 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17235 (prefetch_sh2a): New.
17237 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17238 Naveen.H.S <naveen.hs@kpitcummins.com>
17240 * config/sh/constraints.md (I28): New constraint.
17241 * config/sh/sh.c (broken_move): Add support for movi20s.
17242 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17244 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17245 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17246 Naveen.H.S <naveen.hs@kpitcummins.com>
17248 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17249 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17250 (print_operand): Handle resbank in %@ operand code.
17251 (sh_encode_section_info): New.
17252 (push_regs): Add conditions for resbank.
17253 (sh_expand_epilogue): Likewise.
17254 (sh_insert_attributes): Likewise.
17255 (sh_attribute_table): Likewise.
17256 (sh_handle_resbank_handler_attribute): New.
17257 (sh2a_handle_function_vector_handler_attribute): New.
17258 (sh2a_is_function_vector_call): New.
17259 (sh2a_get_function_vector_number): New.
17260 (sh2a_function_vector_p): New.
17261 (sh_cfun_resbank_handler_p): New.
17262 * config/sh/sh.md (calli): Emit jsr/n if possible.
17263 (calli_tbr_rel): New.
17264 (calli_pcrel): Emit jsr/n if possible.
17265 (return_i): Emit rts/n if possible.
17266 (call_valuei_tbr_rel): New.
17267 (call_valuei_pcrel): Add condition for SH2A target.
17268 (call_value): Likewise.
17269 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17270 (sh2a_get_function_vector_number): Likewise.
17271 (sh2a_is_function_vector_call): Likewise.
17272 * doc/extend.texi: Document TBR relative addressing of SH2A.
17273 (resbank): Add description for SH2A.
17275 2008-03-24 Richard Guenther <rguenther@suse.de>
17278 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17279 pointer assignments change conversions according to middle-end rules.
17280 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17281 * configure.ac: Include type checking in yes.
17282 * configure: Regenerate.
17284 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17286 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17287 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17289 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17291 * gthr-vxworks.h (UNUSED): Define.
17293 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17295 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17297 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17299 * doc/extend.texi (Function Attributes): Add missing comma in the
17300 example of the "alloc_size" attribute.
17302 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17305 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17310 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17313 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17314 of the underlying type of a MS bitfield layout to the natural
17315 alignment of the type.
17317 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17319 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17320 to their natural alignment to avoid store forwarding stalls.
17322 2008-03-22 Richard Guenther <rguenther@suse.de>
17324 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17325 For PHI nodes verify the address is invariant.
17326 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17327 (get_symbol_constant_value): Use is_gimple_min_invariant.
17328 (maybe_fold_stmt_indirect): Likewise.
17330 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17332 PR rtl-optimization/33927
17333 * Makefile.in (dse.o): Depend on $(TM_P_H).
17334 * expr.h (extract_low_bits): Declare.
17335 * expmed.c (extract_low_bits): New function.
17336 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17337 * dse.c: Include tm_p.h.
17338 (find_shift_sequence): Remove the read_reg argument and return the
17339 read value. Emit the instructions instead of returning them.
17340 Iterate on new_mode rather than calculating it each time.
17341 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17342 source to NEW_MODE and extract_low_bits to convert the shifted
17343 value to READ_MODE.
17344 (replace_read): Allow the load and store to have different mode
17345 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17346 or extraction instructions before trying the replacement. Update
17347 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17349 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17352 to their natural alignment to avoid store forwarding stalls.
17354 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17357 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17358 encouraging but not allowing gprs for input;
17359 change the input constraint to !f#r.
17360 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17362 change the output constraint to !f#r.
17364 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17367 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17368 corresponding post-reload splitters.
17369 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17370 when x87 FP math is selected.
17371 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17372 New function prototype.
17373 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17374 unreachable function to ease macroization of insn patterns.
17376 2008-03-21 Martin Jambor <mjambor@suse.cz>
17378 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17379 reference dumps if ddr is NULL or dependence is unknown.
17381 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17383 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17384 unsigned extension into account.
17385 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17386 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17387 Do computations on a scratch register.
17389 2008-03-21 Richard Guenther <rguenther@suse.de>
17391 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17392 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17393 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17394 * tree-ssa-dom.c (record_equality): Likewise.
17395 * tree-inline.c (copy_body_r): Likewise.
17396 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17399 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17401 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17402 as 'delete_unused' argument.
17404 2008-03-20 Richard Guenther <rguenther@suse.de>
17406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17407 special casing of constant qualifiers.
17408 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17409 care about them in general.
17410 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17411 regardless of their type.
17412 (fold_stmt_r): Forcefully fold *& if we end up with that.
17414 2008-03-20 Paul Brook <paul@codesourcery.com>
17416 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17417 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17419 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17421 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17422 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17424 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17426 * common.opt (Wmudflap): New option.
17427 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17428 (mx_register_decls): Likewise.
17429 (mudflap_finish_file): Likewise.
17430 * doc/invoke.texi: Document -Wno-mudflap.
17432 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17434 * c-format.c (replace_format_name_to_system_name): New.
17435 (cmp_attribs): New.
17436 (convert_format_name_to_system_name): New.
17437 (decode_format_attr): Add use of convert_format_name_to_system_name.
17438 (format_types_orig): Add gnu_ prefix to names.
17439 (check_format_info_main): Special treating of \0 escaped names for
17440 supporting multi-character format specifiers as I32, I64.
17441 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17442 (gnu_target_overrides_format_attributes): New.
17443 * c-format.h: Add structure target_ovr_attr to hold
17444 system specific formatter names.
17445 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17446 msformat-c.o file to c_target_objs and cxx_target_objs.
17447 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17448 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17449 (TARGET_N_FORMAT_TYPES): New.
17450 * config/i386/msformat-c.c: New.
17451 * config/i386/t-cygming: Add build rule for msformat-c.o.
17452 * doc/extend.texi: Add new format names gnu_* and ms_* and
17454 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17456 2008-03-20 Ira Rosen <irar@il.ibm.com>
17458 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17459 optimizations turned on under -O3.
17460 (ftree-vectorize): Add that the flag is turned on with -O3.
17462 2008-03-20 Ben Elliston <bje@au.ibm.com>
17464 * regmove.c (try_auto_increment): Fix spelling error in comment.
17465 * final.c (final_scan_insn): Likewise.
17467 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17470 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17471 allocator preferences for "y" and "r" class registers.
17472 ("*mov<mode>_internal"): Ditto.
17473 ("*movv2sf_internal_rex64"): Ditto.
17474 ("*movv2sf_internal"): Ditto.
17476 2008-03-19 Michael Matz <matz@suse.de>
17478 PR middle-end/35616
17479 * calls.c (expand_call): Check overlap of arguments with call
17480 address for sibcalls.
17482 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17485 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17486 of the underlying type of a MS bitfield layout to the natural
17487 alignment of the type.
17489 2008-03-19 Jan Hubicka <jh@suse.cz>
17492 * toplev.c (decode_d_option): Handle all CPP flags.
17493 * tree-vrp.c: Update tree_pass descriptors.
17494 * regrename.c: Update tree_pass descriptors.
17495 * fwprop.c: Update tree_pass descriptors.
17496 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17497 * tree-into-ssa.c: Update tree_pass descriptors.
17498 * tree-dump.c: Update tree_pass descriptors.
17499 * tree-complex.c: Update tree_pass descriptors.
17500 * tree-dump.h: Update tree_pass descriptors.
17501 * see.c: Update tree_pass descriptors.
17502 * cgraphbuild.c: Update tree_pass descriptors.
17503 * tracer.c: Update tree_pass descriptors.
17504 * tree-loop-distribution.c: Update tree_pass descriptors.
17505 * cgraph.c: Update tree_pass descriptors.
17506 * postreload-gcse.c: Update tree_pass descriptors.
17507 * postreload.c: Update tree_pass descriptors.
17508 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17509 * tree-tailcall.c: Update tree_pass descriptors.
17510 * tree-pass.h (tree_opt_pass): Rename to ...
17511 (opt_pass) ... this one; add "type" field and remove letter field.
17512 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17513 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17514 all_lowering_passes): Update declaration.
17515 * ipa-cp.c: Update tree_pass descriptors.
17516 * final.c: Update tree_pass descriptors.
17517 * omp-low.c: Update tree_pass descriptors.
17518 * tree-ssa-dse.c: Update tree_pass descriptors.
17519 * ipa-reference.c: Update tree_pass descriptors.
17520 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17521 * auto-inc-dec.c: Update tree_pass descriptors.
17522 * reorg.c: Update tree_pass descriptors.
17523 * cgraphunit.c: Update tree_pass descriptors.
17524 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17525 * tree-ssa-ccp.c: Update tree_pass descriptors.
17526 * df-core.c: Update tree_pass descriptors.
17527 * mode-switching.c: Update tree_pass descriptors.
17528 * tree-nomudflap.c: Update tree_pass descriptors.
17529 * modulo-sched.c: Update tree_pass descriptors.
17530 * ipa-pure-const.c: Update tree_pass descriptors.
17531 * cse.c: Update tree_pass descriptors.
17532 * web.c: Update tree_pass descriptors.
17533 * tree-stdarg.c: Update tree_pass descriptors.
17534 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17535 * tree-ssa-dom.c: Update tree_pass descriptors.
17536 * tree-nrv.c: Update tree_pass descriptors.
17537 * tree-ssa-alias.c: Update tree_pass descriptors.
17538 * loop-init.c: Update tree_pass descriptors.
17539 * gimple-low.c: Update tree_pass descriptors.
17540 * ipa-inline.c: Update tree_pass descriptors.
17541 * tree-ssa-sink.c: Update tree_pass descriptors.
17542 * global.c: Update tree_pass descriptors.
17543 * ifcvt.c: Update tree_pass descriptors.
17544 * jump.c: Update tree_pass descriptors.
17545 * predict.c: Update tree_pass descriptors.
17546 * tree-ssa-loop.c: Update tree_pass descriptors.
17547 * recog.c: Update tree_pass descriptors.
17548 * dse.c: Update tree_pass descriptors.
17549 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17550 * tree-eh.c: Update tree_pass descriptors.
17551 * regmove.c: Update tree_pass descriptors.
17553 * function.c: Update tree_pass descriptors.
17554 * tree-vectorizer.c: Update tree_pass descriptors.
17555 * gcse.c: Update tree_pass descriptors.
17556 * ipa-type-escape.c: Update tree_pass descriptors.
17557 * tree-if-conv.c: Update tree_pass descriptors.
17558 * init-regs.c: Update tree_pass descriptors.
17559 * ipa.c: Update tree_pass descriptors.
17560 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17561 * rtl-factoring.c: Update tree_pass descriptors.
17562 * lower-subreg.c: Update tree_pass descriptors.
17563 * bt-load.c: Update tree_pass descriptors.
17564 * tree-dfa.c: Update tree_pass descriptors.
17565 * except.c: Update tree_pass descriptors.
17566 * emit-rtl.c: Update tree_pass descriptors.
17567 * cfgexpand.c: Update tree_pass descriptors.
17568 * tree-cfgcleanup.c: Update tree_pass descriptors.
17569 * cfgcleanup.c: Update tree_pass descriptors.
17570 * tree-ssa-pre.c: Update tree_pass descriptors.
17571 * tree-sra.c: Update tree_pass descriptors.
17572 * tree-mudflap.c: Update tree_pass descriptors.
17573 * tree-ssa-copy.c: Update tree_pass descriptors.
17574 * cfglayout.c: Update tree_pass descriptors.
17575 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17576 * tree-ssa-dce.c: Update tree_pass descriptors.
17577 * tree-ssa.c: Update tree_pass descriptors.
17578 * regclass.c: Update tree_pass descriptors.
17579 * integrate.c: Update tree_pass descriptors.
17580 * tree-optimize.c: Update tree_pass descriptors.
17581 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17582 * tree-object-size.c: Update tree_pass descriptors.
17583 * combine.c: Update tree_pass descriptors.
17584 * tree-outof-ssa.c: Update tree_pass descriptors.
17585 * bb-reorder.c: Update tree_pass descriptors.
17586 * stack-ptr-mod.c: Update tree_pass descriptors.
17587 * var-tracking.c: Update tree_pass descriptors.
17588 * tree-profile.c: Update tree_pass descriptors.
17589 * tree-vect-generic.c: Update tree_pass descriptors.
17590 * reg-stack.c: Update tree_pass descriptors.
17591 * sched-rgn.c: Update tree_pass descriptors.
17592 * tree-ssa-structalias.c: Update tree_pass descriptors.
17593 * tree-cfg.c: Update tree_pass descriptors.
17594 * passes.c (current_pass): Update declaration.
17595 (finish_optimization_passes): Update.
17596 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17597 (register_one_dump_file, register_dump_files_1, next_pass_1):
17599 (init_optimization_passes): Update handling of new types.
17600 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17601 * ipa-struct-reorg.c: Update tree_pass descriptors.
17602 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17603 * combine-stack-adj.c: Update tree_pass descriptors.
17604 * cfgrtl.c: Update tree_pass descriptors.
17605 * dce.c: Update tree_pass descriptors.
17606 * tree-ssanames.c: Update tree_pass descriptors.
17608 2008-03-19 Richard Guenther <rguenther@suse.de>
17610 PR middle-end/35609
17611 * tree-ssa.c (walk_data): New structure.
17612 (warn_uninitialized_var): If not always_executed warn with "maybe"
17614 (execute_early_warn_uninitialized): Compute post-dominators.
17615 Initialize always_executed before processing each basic block.
17617 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17620 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17621 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17623 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17625 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17627 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17629 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17631 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17632 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17633 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17634 target after ignore has been set, and move there also the commputation
17635 of subtarget and original_target.
17636 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17637 (LANG_HOOKS_INITIALIZER): Remove it.
17638 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17640 2008-03-18 Richard Guenther <rguenther@suse.de>
17642 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17643 found an expression with constants, note that in the VN for the lhs.
17644 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17645 fold them to constants if possible. Run cleanup_cfg if done so.
17646 (execute_pre): Return todo.
17647 (do_pre): Likewise.
17648 (execute_fre): Likewise.
17649 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17651 (get_prop_source_stmt): Look through pointer conversions.
17653 2008-03-18 Jan Hubicka <jh@suse.cz>
17655 * tree-pretty-print.c: Include predict.h.
17656 (dump_generic_node): Dump predictor.
17657 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17658 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17659 * gimple-low.c (lower_stmt): Likewise.
17660 * expr.c (expand_expr_real): Likewise.
17661 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17663 (build_predict_expr, build_predict_expr): New.
17664 * predict.h (predictor_name, build_predict_expr): Update.
17665 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17666 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17667 * predict.def (PRED_CONTINUE): Update hitrate.
17668 * tree.def (PREDICT_EXPR): Define.
17669 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17670 do not handle BIND_EXPR.
17671 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17672 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17673 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17676 2008-03-18 Michael Matz <matz@suse.de>
17678 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17680 2008-03-18 Richard Guenther <rguenther@suse.de>
17682 * tree-gimple.h (is_gimple_invariant_address): Declare.
17683 (is_gimple_constant): Likewise.
17684 * tree-gimple.c (is_gimple_constant): New function.
17685 (is_gimple_invariant_address): Likewise.
17686 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17687 and is_gimple_invariant_address.
17688 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17690 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17691 an addressable base.
17693 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17695 PR middle-end/35611
17696 * gimplify.c (gimplify_expr): Gimplify second operand of
17699 2008-03-17 Richard Guenther <rguenther@suse.de>
17701 PR tree-optimization/19637
17702 * fold-const.c (fold_unary): Remove restrictions of removing
17703 intermediate pointer-conversions (P2)(P1)P0.
17704 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17705 conversion to void pointer.
17706 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17708 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17711 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17712 emulated thread local variables.
17714 2008-03-16 Richard Guenther <rguenther@suse.de>
17716 PR middle-end/35607
17717 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17718 expand TREE_INVARIANT operations that are not gimple invariant.
17720 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17722 * doc/extend.texi (Alignment): Say that the ABI controls
17723 the __alignof__ for non-strict-alignment targets rather
17724 than being a recommendation.
17726 2008-03-15 Paul Brook <paul@codesourcery.com>
17728 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17730 (arm_output_fn_unwind): Mark functions that can not be unwound.
17732 2008-03-15 Paul Brook <paul@codesourcery.com>
17734 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17735 extension instructions.
17737 2008-03-15 Richard Guenther <rguenther@suse.de>
17739 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17740 and fold constant aggregate refs.
17741 (fold_const_aggregate_ref): Handle string constants
17742 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17743 (evaluate_stmt): Simplify now that ccp_fold folds constant
17746 2008-03-15 Paul Brook <paul@codesourcery.com>
17748 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17749 (extzv): Use gen_extzv_t2.
17750 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17752 2008-03-15 Richard Guenther <rguenther@suse.de>
17754 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17755 (fold_const_aggregate_ref): Likewise.
17756 (get_value): Return NULL if we don't have any values.
17757 (ccp_finalize): Set const_val to NULL after freeing it.
17758 * tree-flow.h (get_symbol_constant_value): Declare.
17759 (fold_const_aggregate_ref): Likewise.
17760 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17762 2008-03-15 Richard Guenther <rguenther@suse.de>
17764 PR middle-end/35593
17765 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17766 to not produce negative array indices if not allowed. Add
17767 parameter to indicate that.
17768 (maybe_fold_offset_to_component_ref): Allow negative array
17769 indices only for the first member of a structure.
17770 (maybe_fold_offset_to_reference): Allow negative array indices.
17771 (maybe_fold_stmt_addition): Likewise.
17773 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17774 Anatoly Sokolov <aesok@post.ru>
17776 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17777 (avr_arch): Add ARCH_AVR6.
17778 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17779 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17780 instead of fixed value 2.
17781 (print_operand_address): Use gs() asm specifier instead of pm().
17782 (avr_assemble_integer): (Ditto.).
17783 (avr_output_addr_vec_elt): (Ditto.).
17784 (print_operand): Handle "!" code.
17785 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17786 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17787 (AVR_HAVE_EIJMP_EICALL): Define.
17788 (AVR_3_BYTE_PC): Redefine.
17789 (AVR_2_BYTE_PC): (Ditto.).
17790 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17791 (LINK_SPEC): Add atmega2560 and atmega2561.
17792 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17794 * config/avr/avr.md (call_insn): Use eicall instead of icall
17795 for 3 byte PC devices.
17796 (call_value_insn): (Ditto.).
17797 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17798 (indirect_jump): Use only for for 2 byte PC devices.
17799 (*tablejump): (Ditto.).
17800 (*indirect_jump_avr6): Add insn.
17801 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17802 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17803 instead of ijmp for 3 byte PC devices.
17804 (__tablejump2__): (Ditto.).
17805 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17806 (MULITLIB_DIRNAMES): (Ditto.).
17807 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17809 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17811 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17812 "sse2_umulsidi3". Use V1DI mode for operand 0.
17813 ("mmx_psadbw"): Use V1DI mode for operand 0.
17814 * config/i386/i386-modes.def (V1SI): New vector mode.
17815 * config/i386/i386.c (struct builtin_description)
17816 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17817 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17818 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17819 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17820 v1di_ftype_v8qi_v8qi type.
17821 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17823 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17824 __builtin_ia32_pmuludq]: Fix the mode of return value.
17826 2008-03-15 Richard Guenther <rguenther@suse.de>
17828 PR middle-end/35595
17829 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17832 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17834 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17835 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17836 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17837 unless TARGET_SERIALIZE_VOLATILE is enabled.
17838 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17839 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17840 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17842 2008-03-14 Richard Guenther <rguenther@suse.de>
17844 PR tree-optimization/34172
17845 * tree-flow.h (refs_may_alias_p): Declare.
17846 (get_single_def_stmt): Likewise.
17847 (get_single_def_stmt_from_phi): Likewise.
17848 (get_single_def_stmt_with_phi): Likewise.
17849 * tree-dfa.c (refs_may_alias_p): New function.
17850 (get_single_def_stmt): Likewise.
17851 (get_single_def_stmt_from_phi): Likewise.
17852 (get_single_def_stmt_with_phi): Likewise.
17853 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17854 (vn_reference_lookup_1): New helper function.
17855 (vn_reference_lookup): Walk the virtual use-def chain to
17856 continue searching for a match if the def does not alias the
17857 reference we are looking for.
17859 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17861 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17862 archive and Perzl. Update The Written Word listing.
17864 2008-03-14 Richard Guenther <rguenther@suse.de>
17866 PR tree-optimization/34043
17867 PR tree-optimization/33989
17868 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17870 (bitmap_find_leader): Use extra argument to verify dominance
17871 relationship inside a basic-block.
17872 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17873 (find_leader_in_sets): Adjust.
17874 (create_component_ref_by_pieces): Take extra argument for
17875 dominance check, handle lookup failures.
17876 (find_or_generate_expression): Likewise.
17877 (create_expression_by_pieces): Likewise.
17878 (insert_into_preds_of_block): Adjust.
17879 (create_value_expr_from): If asked for, verify all operands
17880 are in the blocks AVAIL_OUT set.
17881 (make_values_for_stmt): Check for SSA_NAMEs that are life
17882 over an abnormal edge.
17883 (compute_avail): Remove such check.
17884 (do_SCCVN_insertion): New function.
17885 (eliminate): If we do not find a leader suitable for replacement
17886 insert a replacement expression from SCCVN if available.
17887 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17888 (struct vn_ssa_aux): Add needs_insertion flag.
17889 * tree-ssa-sccvn.c (may_insert): New global flag.
17890 (copy_reference_ops_from_ref): Value-number union member access
17891 based on its size, not type and member if insertion is allowed.
17892 (visit_reference_op_load): For a weak match from union type
17893 punning lookup a view-converted value and insert a SSA_NAME
17894 for that value if that is not found.
17895 (visit_use): Make dumps shorter. Do not disallow value numbering
17896 SSA_NAMEs that are life over an abnormal edge to constants.
17897 (free_scc_vn): Release inserted SSA_NAMEs.
17898 (run_scc_vn): New flag to specify whether insertion is allowed.
17899 Process SSA_NAMEs in forward order.
17900 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17901 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17902 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17903 pointer type to/from integral types that do not change the
17904 precision to regular conversions.
17906 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17908 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17909 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17910 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17911 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17912 input arguments and the mode of return value. Built-in functions
17913 that operate on whole 64-bit MMX register now use V1DI mode.
17915 2008-03-13 Alon Dayan <alond@il.ibm.com>
17916 Olga Golovanevsky <olga@il.ibm.com>
17918 PR tree-optimization/35041
17919 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17920 to locate the right position in a statement.
17922 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17926 * config/i386/xmmintrin.h: Change all static inline functions to
17927 extern inline and add __gnu_inline__ attribute.
17928 * config/i386/bmintrin.h: Ditto.
17929 * config/i386/smmintrin.h: Ditto.
17930 * config/i386/tmmintrin.h: Ditto.
17931 * config/i386/mmintrin-common.h: Ditto.
17932 * config/i386/ammintrin.h: Ditto.
17933 * config/i386/emmintrin.h: Ditto.
17934 * config/i386/pmmintrin.h: Ditto.
17935 * config/i386/mmintrin.h: Ditto.
17936 * config/i386/mm3dnow.h: Ditto.
17938 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17940 PR middle-end/35185
17941 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17942 (lower_omp_2): New function.
17943 (lower_omp_1, lower_omp): Rewritten.
17945 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17948 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17949 with the phrase "Microsoft Windows compilers".
17950 (Push/Pop Macro Pragmas): New subsection. Document
17951 #pragma push_macro and pragma pop_macro.
17953 2008-03-12 Paul Brook <paul@codesourcery.com>
17955 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17957 2008-03-12 Paul Brook <paul@codesourcery.com>
17959 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17960 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17961 (thumb2_addsi_shortim): Rename ...
17962 (thumb2_addsi_short): ... to this. Allow register operands.
17963 (thumb2_subsi_short): New pattern.
17964 (thumb2_one_cmplsi2_short,
17965 thumb2_negsi2_short): New patterns and peepholes.
17967 2008-03-12 Paul Brook <paul@codesourcery.com>
17969 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17971 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17973 * config/i386/i386.md (int_cond): New code iterator.
17975 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17976 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17977 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17978 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17979 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17980 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17981 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17982 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17984 2008-03-12 Paul Brook <paul@codesourcery.com>
17986 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17987 instead of {arm,thumb}_compute_save_reg_mask.
17988 (output_return_instruction): Ditto.
17989 (thumb_unexpanded_epilogue): Ditto.
17990 (thumb1_expand_prologue): Ditto.
17991 (thumb1_output_function_prologue): Ditto.
17992 (arm_set_return_address): Ditto.
17993 (thumb_set_return_address): Ditto.
17994 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17995 regs to achieve stack alignment.
17996 (thumb1_compute_save_reg_mask): Fix compiler warning.
17997 (arm_output_epilogue): Use offsets->saved_regs_mask.
17998 Adjust stack pointer by poping call clobered registers.
17999 (arm_expand_prologue): Use offsets->saved_regs_mask.
18000 Adjust stack pointer by pushing extra registers.
18001 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18003 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18006 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18007 conversion to the operands of a multiplication.
18009 2008-03-12 Richard Guenther <rguenther@suse.de>
18011 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18012 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18013 * timevar.def (TV_TREE_PHIPROP): Add.
18014 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18015 pass description. Use TV_TREE_PHIPROP.
18016 * tree-ssa-forwprop.c: Remove phiprop code.
18018 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18020 PR middle-end/35549
18021 * omp-low.c (maybe_lookup_decl): Constify first argument.
18022 (use_pointer_for_field): Change last argument from bool to
18023 omp_context *. Disallow shared copy-in/out in nested
18024 parallel if decl is shared in outer parallel too.
18025 (build_outer_var_ref, scan_sharing_clauses,
18026 lower_rec_input_clauses, lower_copyprivate_clauses,
18027 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18029 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18030 Ira Rosen <irar@il.ibm.com>
18032 * tree-vectorizer.c (free_stmt_vec_info): New function.
18033 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18034 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18035 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18036 * tree-vect-transform.c (vectorizable_conversion): Free
18037 vec_oprnds0 if it was allocated.
18038 (vect_permute_store_chain): Remove unused VECs.
18039 (vectorizable_store): Free VECs that are allocated in the..
18041 (vect_transform_strided_load, vectorizable_load): Likewise.
18042 (vect_remove_stores): Simplify the code.
18043 (vect_transform_loop): Move code to vect_remove_stores().
18044 Call vect_remove_stores() and free_stmt_vec_info().
18046 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18048 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18049 TARGET_HPUX. Revise comment.
18050 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18051 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18052 Use sr4 variant of `be' instruction when not generating PIC code.
18053 (attr_length_call): Adjust for above change.
18055 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18057 * ipa-reference.c (static_execute): Remove module_statics_const and
18058 associated setting code.
18060 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18063 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18064 predicate for operand 1.
18065 (paritysi2_cmp): Use register_operand predicate for operand 2.
18066 Use earlyclobber modifier for operand 1. Remove support for
18068 (paritydi2_cmp): Use register_operand predicate for operand 3.
18069 Use earlyclobber modifier for operand 1. Remove support for
18072 2008-03-11 Paul Brook <paul@codesourcery.com>
18073 Vladimir Prus <vladimir@codesourcery.com>
18075 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18076 (arm_compute_save_reg0_reg12_mask): Always
18077 check if register 11 must be saved. Always safe hard frame pointer
18078 when frame_pointer_needeed.
18079 (arm_compute_save_reg_mask): Save IP and PC
18080 only with apcs frames.
18081 (arm_output_epilogue): Adjust Thumb2 codepath to
18082 be also invoked and work for ARM non-apcs frames.
18083 (arm_expand_prologue): Don't bother saving IP
18084 for non-apcs frame, since it's not clobbered by
18085 prologue code. Implement non-apcs frame
18088 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18090 PR rtl-optimization/35281
18091 * expr.c (convert_move): Use a new pseudo for the intermediate
18092 from_mode->word_mode result.
18094 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18096 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18097 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18098 * toplev.c (compile_file): Don't call it.
18100 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18102 PR middle-end/35526
18103 * expr.c (store_expr): Call emit_block_move if the mode
18104 of "temp" RTX is BLKmode.
18106 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18107 Richard Guenther <rguenther@suse.de>
18109 PR tree-optimization/31358
18110 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18111 the step with a NULL_TREE.
18112 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18113 to sizetype if type is a pointer type.
18114 (add_candidate_1): Don't convert the base and step to
18115 the generic type if the orginal type is a pointer type.
18116 (add_iv_value_candidates): Use sizetype for the step
18117 if type is a pointer type.
18118 (cand_value_at): Likewise.
18119 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18121 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18122 Don't convert the tem affine to the type.
18123 (add_elt_to_tree): Use sizetype for the step if a pointer.
18124 Use POINTER_PLUS_EXPR for pointers.
18125 (aff_combination_to_tree): Use sizetype for the step if a
18128 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18130 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18131 Remove commutativity hint.
18133 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18137 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18138 errorneous type. Check that v is a VAR_DECL.
18140 PR middle-end/35099
18141 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18143 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18145 PR tree-optimization/35494
18146 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18147 may be overriden at link and run time.
18149 2008-03-10 Richard Guenther <rguenther@suse.de>
18151 PR tree-optimization/34677
18152 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18153 (poolify_tree): Likewise.
18154 (modify_expr_template): Likewise.
18155 (poolify_modify_stmt): Likewise.
18156 (insert_fake_stores): Handle all component-ref style stores
18157 in addition to INDIRECT_REF. Also handle complex types.
18158 Do not poolify the inserted load.
18159 (realify_fake_stores): Do not rebuild the tree but only
18160 make it a SSA_NAME copy.
18161 (init_pre): Remove initialzation of modify_expr_template.
18162 Do not allocate modify_expr_node_pool.
18163 (fini_pre): Do not free modify_expr_node_pool.
18165 2008-03-10 Paul Brook <paul@codesourcery.com>
18167 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18168 to avoid conflicts.
18170 2008-03-10 Paul Brook <paul@codesourcery.com>
18171 Mark Shinwell <shinwell@codesourcery.com>
18173 * config/arm/cortex-r4.md: New.
18174 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18176 * config/arm/arm.md: Include cortex-r4.md.
18177 (insn): Add smmls, sdiv and udiv values.
18178 (generic_sched): Don't use generic scheduling for Cortex-R4.
18179 (arm_issue_rate): New function.
18180 (TARGET_SCHED_ISSUE_RATE): Define.
18182 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18184 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18186 2008-03-10 Richard Guenther <rguenther@suse.de>
18188 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18189 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18191 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18193 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18194 Set default to true.
18196 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18198 * c.opt (Wsynth): Deprecate.
18199 * doc/invoke.texi (Option Summary, Warning Options): Document
18200 -Wno-format-contains-nul.
18202 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18205 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18206 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18208 2008-03-09 Ira Rosen <irar@il.ibm.com>
18210 * config/rs6000/rs6000.c (builtin_description): Rename vector
18211 left shift operations.
18212 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18213 (altivec_vsl<VI_char>): Rename to ...
18214 (ashl<mode>3): ... new name.
18215 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18217 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18219 2008-03-08 Richard Guenther <rguenther@suse.de>
18221 * coverage.h (tree_coverage_counter_addr): Declare.
18222 * coverage.c (tree_coverage_counter_addr): New function.
18223 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18224 before using again.
18225 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18226 (tree_gen_one_value_profiler): Likewise.
18227 (tree_gen_ic_profiler): Likewise.
18228 (tree_gen_average_profiler): Likewise.
18229 (tree_gen_ior_profiler): Likewise.
18231 2008-03-08 Richard Guenther <rguenther@suse.de>
18233 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18234 (vn_binary_op_insert): Likewise.
18235 (vn_unary_op_lookup): Likewise.
18236 (vn_unary_op_insert): Likewise.
18237 (vn_nary_op_lookup): Declare.
18238 (vn_nary_op_insert): Likewise.
18239 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18240 and binary hashes, use a single obstack for unary_op_pool
18241 and binary_op_pool.
18242 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18243 a single struct vn_nary_op_s. Store tree code length and
18244 a variable number of operands.
18245 (struct vn_reference_op_struct): Remove unused op2.
18246 (vn_reference_op_eq): Do not compare op2.
18247 (vn_reference_op_compute_hash): Do not compute hash of op2.
18248 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18249 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18250 with vn_nary_op_compute_hash.
18251 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18252 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18254 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18256 (visit_unary_op): Call nary functions.
18257 (visit_binary_op): Likewise.
18258 (process_scc): Adjust for struct vn_tables_s changes.
18259 (allocate_vn_table): Likewise.
18260 (free_vn_table): Likewise.
18261 * tree-vn.c (vn_add): Call nary functions.
18262 (vn_lookup): Likewise.
18264 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18267 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18268 wdst back after sync_compare_and_swapqhi_internal.
18270 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18273 * config/i386/i386-modes.def (V1DI): New vector mode.
18274 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18275 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18276 (MMXMODE248): Ditto.
18277 (MMXMODE): Add V1DI mode.
18278 (mmxvecsize): Change DI mode to V1DI mode.
18279 ("mov<mode>): Use MMXMODEI8 mode iterator.
18280 ("*mov<mode>_internal_rex64"): Ditto.
18281 ("*mov<mode>_internal"): Ditto.
18282 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18283 ("mmx_sub<mode>3"): Ditto.
18284 ("mmx_adddi3"): Remove insn pattern.
18285 ("mmx_subdi3"): Ditto.
18286 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18287 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18288 ("mmx_ashl<mode>3"): Ditto.
18289 ("mmx_lshrdi3"): Remove insn pattern.
18290 ("mmx_ashldi3"): Ditto.
18291 * config/i386/i386.c (classify_argument): Handle V1DImode.
18292 (function_arg_advance_32): Ditto.
18293 (function_arg_32): Ditto.
18294 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18295 mmx_addv1di3 insn pattern.
18296 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18297 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18298 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18299 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18300 Remove definitions of built-in functions.
18301 (V1DI_type_node): New node.
18302 (v1di_ftype_v1di_int): Ditto.
18303 (v1di_ftype_v1di_v1di): Ditto.
18304 (v2si_ftype_v2si_si): Ditto.
18305 (v4hi_ftype_v4hi_di): Remove node.
18306 (v2si_ftype_v2si_di): Ditto.
18307 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18308 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18309 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18310 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18311 Add new builtins using def_builtin_const.
18312 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18313 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18314 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18315 * config/i386/mmintrin.h (__v1di): New typedef.
18316 (_mm_add_si64): Cast arguments to __v1di type.
18317 (_mm_sub_si64): Ditto.
18318 (_mm_sll_pi16): Cast __count to __v4hi type.
18319 (_mm_sll_pi32): Cast __count to __v2si type.
18320 (_mm_sll_si64): Cast arguments to __v1di type.
18321 (_mm_srl_pi16): Cast __count to __v4hi type.
18322 (_mm_srl_pi32): Cast __count to __v2si type.
18323 (_mm_srl_si64): Cast arguments to __v1di type.
18324 (_mm_sra_pi16): Cast __count to __v4hi type.
18325 (_mm_sra_pi32): Cast __count to __v2si type.
18326 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18327 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18328 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18329 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18330 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18331 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18332 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18333 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18334 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18335 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18336 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18337 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18339 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18341 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18343 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18346 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18347 reg+const addressing for Altivec modes. Don't generate reg+reg
18348 addressing for TFmode or TDmode quantities.
18350 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18352 * c-common.c (vector_types_convertible_p): Call langhook
18353 instead of comptypes.
18355 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18358 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18359 integral and scalar float variables which have a
18362 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18364 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18365 dwarf_register_span hook when emitting unwind information for
18366 register-to-memory saves.
18367 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18368 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18370 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18372 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18373 for the same VAR_DECL.
18375 2008-03-06 Tom Tromey <tromey@redhat.com>
18377 * treelang: Delete.
18378 * doc/standards.texi (Standards): Don't mention treelang.
18379 * doc/invoke.texi (Overall Options): Don't mention treelang.
18380 * doc/install.texi (Prerequisites): Don't mention bison or
18382 (Configuration): Don't mention treelang.
18383 (Building): Likewise.
18384 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18386 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18388 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18389 word-extractions out of a multi-word object.
18391 2008-03-06 Richard Guenther <rguenther@suse.de>
18393 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18394 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18395 result type and precision.
18396 * expr.c (get_inner_reference): Set unsignedp based on the result
18397 type of BIT_FIELD_REF.
18398 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18399 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18400 (try_instantiate_multiple_fields): Likewise. Use the correct type
18402 (sra_build_assignment): Likewise.
18403 (sra_build_elt_assignment): Likewise.
18404 (sra_explode_bitfield_assignment): Likewise.
18405 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18406 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18407 set BIT_FIELD_REF_UNSIGNED.
18408 (vectorizable_load): Likewise.
18410 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18412 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18415 2008-03-06 Richard Guenther <rguenther@suse.de>
18417 * alias.c (struct alias_set_entry): Move has_zero_child field
18418 to pack with alias_set.
18420 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18425 2008-03-05 Ian Lance Taylor <iant@google.com>
18427 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18429 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18431 * fwprop.c (update_df): Support width and offset parameters of
18433 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18434 global_conflicts): Change DF_REF_EXTRACT to either
18435 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18436 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18437 * df-scan.c (df_ref_record, df_defs_record,
18438 df_ref_create_structure, df_def_record_1, df_uses_record,
18439 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18440 df_bb_refs_collect, df_entry_block_defs_collect,
18441 df_exit_block_uses_collect): Support new width and offset fields.
18442 (ref_extract_pool): New storage pool.
18443 (df_free_ref): New function.
18444 (df_reg_chain_unlink, df_free_collection_rec,
18445 df_sort_and_compress_refs): Call df_free_ref.
18446 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18448 (df_ref_create_structure): Allocate df_ref_extract if offset and
18449 width fields are used.
18450 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18451 (df_uses_record): Get offset and width from ZERO_EXTRACT
18453 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18454 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18455 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18456 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18457 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18458 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18459 (df_ref_extract): New structure.
18460 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18461 (df_ref_create): Add width and offset parameters.
18463 2008-03-05 Richard Guenther <rguenther@suse.de>
18465 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18466 Use ranges_overlap_p.
18467 (offset_overlaps_with_access): Rename
18468 to ranges_overlap_p and move ...
18469 * tree-flow-inline.h (ranges_overlap_p): ... here.
18471 * tree.h (get_inner_reference, handled_component_p): Update
18474 * tree.h (record_component_aliases, get_alias_set,
18475 alias_sets_conflict_p, alias_sets_must_conflict_p,
18476 objects_must_conflict_p): Move declarations ...
18477 * alias.h (record_component_aliases, get_alias_set,
18478 alias_sets_conflict_p, alias_sets_must_conflict_p,
18479 objects_must_conflict_p): ... here.
18480 Include coretypes.h.
18481 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18483 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18485 * cfg.c: Include tree-flow.h.
18486 (remove_edge_raw): Call redirect_edge_var_map_clear.
18487 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18488 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18489 (redirect_edge_var_map_result): New.
18490 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18491 PENDING_STMT use with redirect_edge_var_map_*.
18492 * tree-ssa.c (edge_var_maps): New definition.
18493 (redirect_edge_var_map_add): New.
18494 (redirect_edge_var_map_clear): New.
18495 (redirect_edge_var_map_dup): New.
18496 (redirect_edge_var_map_vector): New.
18497 (redirect_edge_var_map_destroy): New.
18498 (ssa_redirect_edge): Replace PENDING_STMT use with
18499 redirect_edge_var_map_*.
18500 (flush_pending_stmts): Same.
18501 (delete_tree_ssa): Destroy edge var map.
18502 * tree-flow.h (struct _edge_var_map): New.
18503 Define edge_var_map vector type.
18504 Declare redirect_edge_var_map_* prototypes.
18505 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18506 * tree-cfg.c (reinstall_phi_args): Replace
18507 PENDING_STMT use with redirect_edge_var_map_*.
18509 2008-03-05 Richard Guenther <rguenther@suse.de>
18511 PR tree-optimization/35472
18512 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18513 whose single use_stmt has a overlapping set of loaded and
18514 stored symbols as that use_stmt might be a noop assignment then.
18516 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18518 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18520 2008-03-05 Richard Guenther <rguenther@suse.de>
18523 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18524 should be constants.
18525 * tree-cfg.c (verify_expr): Verify it.
18526 * fold-const.c (fold_truthop): Remove code generating
18527 BIT_FIELD_REFs of structure bases.
18528 (fold_binary): Likewise.
18529 (fold_ternary): Position and size of BIT_FIELD_REFs are
18530 always host integers.
18531 (make_bit_field_ref): Remove.
18532 (optimize_bit_field_compare): Remove.
18533 (all_ones_mask_p): Remove.
18535 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18538 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18539 (split_block_and_df_analyze): New. Split basic block and rebuild
18541 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18543 (split_pattern_seq): Likewise.
18544 (erase_matching_seqs): Likewise.
18545 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18547 2008-03-04 Geoff Keating <geoffk@apple.com>
18549 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18550 declaration and code.
18551 (tree_invalid_nonnegative_warnv_p): Likewise.
18553 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18555 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18556 examples. Truncate option-names then causing overfull hbox.
18558 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18561 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18563 * configure: Rebuilt.
18565 2008-03-04 Rafael Espindola <espindola@google.com>
18567 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18568 (tree_unary_nonnegative_warnv_p): New.
18569 (tree_binary_nonnegative_warnv_p): New.
18570 (tree_single_nonnegative_warnv_p): New.
18571 (tree_invalid_nonnegative_warnv_p): New.
18572 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18574 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18577 * opts.c (handle_option): Postpone 'unknown option' errors only for
18580 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18583 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18586 2008-03-04 Rafael Espindola <espindola@google.com>
18588 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18589 (tree_binary_nonzero_warnv_p): New.
18590 (tree_single_nonzero_warnv_p): New.
18591 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18593 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18595 PR middle-end/35456
18596 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18597 transformations for modes that have signed zeros.
18598 * ifcvt.c (noce_try_abs): Ditto.
18600 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18602 * config/i386/i386.c (override_options): Force
18603 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18605 2008-03-04 Jan Hubicka <jh@suse.cz>
18608 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18611 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18613 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18614 label to probe the stack.
18616 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18618 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18619 (__gthr_win32_mutex_destroy): Declare.
18620 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18621 __gthr_win32_mutex_destroy.
18622 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18624 2008-03-03 Jan Hubicka <jh@suse.cz>
18627 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18628 aggressive on inlining cold calls.
18630 2008-03-03 Richard Guenther <rguenther@suse.de>
18632 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18633 struct copies into the expression table.
18634 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18635 (try_to_simplify): Likewise.
18636 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18637 integral and pointer arguments which do not change the
18638 precision to NOP_EXPRs.
18639 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18640 VIEW_CONVERT_EXPR case.
18642 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18644 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18645 defined in a loop at depth 0 is invariant.
18646 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18647 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18648 be called at loop depth 0.
18650 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18653 * gcc.c (process_command): Update copyright notice dates.
18654 * gcov.c (print_version): Likewise.
18655 * gcov-dump.c (print_version): Likewise.
18656 * mips-tfile.c (main): Likewise.
18657 * mips-tdump.c (main): Likewise.
18659 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18662 * c-common.c (flag_permissive): Delete.
18663 (constant_expression_warnings): Check flags first.
18664 (constant_expression_error): New.
18665 * c-common.h (flag_permissive): Delete.
18666 (constant_expression_error): Declare.
18667 * flags.h (flag_permissive): Declare. Update description.
18668 * diagnostic.c (pedwarn): Update.
18670 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18671 (permissive_error_kind): New.
18672 * toplev.c (flag_permissive): Define. Update description.
18673 * toplev.h (permissive_error_kind): Declare.
18674 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18675 (pedwarn_c90): Use pedantic_warning_kind.
18676 * c-opts.c (c_common_post_options): flag_permissive does not affect
18677 flag_pedantic_errors.
18679 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18681 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18682 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18683 __absvsi2, __absvDI2): Use unsigned arithmetic.
18685 2008-03-02 Andi Kleen <ak@suse.de>
18686 Richard Guenther <rguenther@suse.de>
18688 * struct-equiv.c: Remove file.
18689 * cfg_cleanup.c (condjump_equiv_p): Remove.
18690 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18691 (struct-equiv.o): Remove rule.
18692 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18693 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18694 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18696 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18698 * ifcvt.c (noce_process_if_block): Try to handle only the then
18699 block if the else block exists but isn't suitable.
18701 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18704 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18705 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18706 regression from previous patch.
18708 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18711 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18713 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18714 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18715 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18716 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18717 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18718 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18719 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18720 (__gthread_mutex_destroy_function): Rename to
18721 __gthread_mutex_destroy.
18722 * gthr-dce.h (__gthread_mutex_destroy): Call
18723 pthread_mutex_destroy.
18724 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18725 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18726 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18728 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18730 * df-scan.c (df_ref_chain_change_bb): Simplify.
18731 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18732 set_block_for_insn if there's any change.
18733 * df.h ((df_insn_change_bb): Fix prototype.
18734 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18735 df_insn_change_bb, don't call set_block_for_insn.
18736 * emit-rtl.c (reorder_insns): Likewise.
18737 * haifa-sched.c (move_insn): Likewise.
18739 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18741 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18743 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18745 * tree-flow-inline.h (next_readonly_imm_use): Return
18746 NULL_USE_OPERAND_P after the end.
18748 2008-03-01 Richard Guenther <rguenther@suse.de>
18750 PR tree-optimization/35411
18751 * tree-sra.c (sra_build_assignment): Split conversion to
18752 final type to a separate statement if we are not assigning
18755 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18757 * fold-const.c (fold_convertible_p): Correct the logic to follow
18758 that in fold_convert().
18760 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18763 * tree-inline.c (build_duplicate_type): When we make a
18764 duplicate type, make it unique in the canonical types system.
18766 2008-02-29 Tom Tromey <tromey@redhat.com>
18768 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18769 input_file_stack_history, input_file_stack_restored): Remove.
18770 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18771 * input.h (struct file_stack): Remove.
18772 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18773 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18775 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18777 (diagnostic_last_module_changed): Add 'map' argument.
18778 (diagnostic_set_last_function): Likewise.
18779 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18780 line map, not input_file_stack.
18781 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18783 2008-02-29 Paul Brook <paul@codesourcery.com>
18785 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18787 2008-02-29 Paul Brook <paul@codesourcery.com>
18789 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18791 2008-02-29 Richard Guenther <rguenther@suse.de>
18793 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18795 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18796 value for comparing for a store match.
18797 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18798 (try_to_simplify): Do not do a full-blown reference lookup.
18800 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18802 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18803 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18805 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18807 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18809 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18810 strides against cache sizes.
18812 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18814 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18817 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18819 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18820 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18821 is smaller than the original promoted value.
18822 (simplify_subreg): If OP is a SUBREG, try to preserve its
18823 SUBREG_PROMOTED_VAR_P information.
18825 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18827 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18828 (VN_INFO_GET): Allocate new objects on the obstack.
18829 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18830 for rpo_numbers_temp, for consistency.
18831 (free_scc_vn): Free the obstack.
18833 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18835 * doc/invoke.texi: Document -ftree-loop-distribution.
18836 * tree-loop-distribution.c: New.
18837 * tree-pass.h (pass_loop_distribution): New.
18838 * graphds.h (struct graph): Add htab_t indices.
18839 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18840 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18841 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18842 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18843 * tree-data-ref.c (debug_data_dependence_relations): New.
18844 (dump_data_dependence_relation): Also print data references.
18845 (free_data_ref): Extern.
18846 (same_access_functions): Moved...
18847 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18848 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18849 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18850 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18851 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18852 (stmts_from_loop): Skip LABEL_EXPR.
18853 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18855 (build_rdg): Initialize rdg->indices htab.
18856 (free_rdg, stores_from_loop, ref_base_address,
18857 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18858 have_similar_memory_accesses_1, ref_base_address_1,
18859 remove_similar_memory_refs): New.
18860 * tree-data-ref.h: Depend on tree-chrec.h.
18861 (debug_data_dependence_relations, free_data_ref): Declared.
18862 (same_access_functions): ... here.
18863 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18865 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18866 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18867 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18868 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18869 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18870 rdg_vertex_for_stmt): Declared.
18871 (struct rdg_edge): Add level.
18873 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18874 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18876 (rdg_has_similar_memory_accesses): New.
18877 * tree-vect-analyze.c: Remove unused static decls.
18878 * lambda.h (dependence_level): New.
18879 * common.opt (ftree-loop-distribution): New.
18880 * tree-flow.h (mark_virtual_ops_in_bb,
18881 slpeel_tree_duplicate_loop_to_edge_cfg,
18882 rename_variables_in_loop): Declared.
18883 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18884 (OBJS-common): Add tree-loop-distribution.o.
18885 (tree-loop-distribution.o): New rule.
18886 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18887 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18888 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18890 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18893 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18894 other than structures and unions.
18896 2008-02-28 Richard Guenther <rguenther@suse.de>
18899 2008-02-26 Richard Guenther <rguenther@suse.de>
18901 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18902 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18903 (lookup_decl_from_uid): Declare.
18904 (remove_decl_from_map): Likewise.
18905 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18906 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18907 (decl_for_uid_map): New global hashtable mapping DECL_UID
18909 (init_ttree): Allocate it.
18910 (insert_decl_to_uid_decl_map): New helper function.
18911 (make_node_stat): Insert new decls into the map.
18912 (copy_node_stat): Likewise.
18913 (lookup_decl_from_uid): New function.
18914 (remove_decl_from_map): Likewise.
18915 (print_decl_for_uid_map_statistics): New helper.
18916 (dump_tree_statistics): Call it.
18918 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18919 (referenced_var_iterator): Adjust.
18920 (FOR_EACH_REFERENCED_VAR): Adjust.
18921 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18922 (num_referenced_vars): Adjust.
18923 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18924 (first_referenced_var): Remove.
18925 (end_referenced_vars_p): Likewise.
18926 (next_referenced_var): Likewise.
18927 (referenced_var_iterator_set): New helper function.
18928 * tree-dfa.c (referenced_var_lookup): Adjust.
18929 (referenced_var_check_and_insert): Likewise.
18930 (remove_referenced_var): Likewise.
18931 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18932 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18933 (verify_call_clobbering): Likewise.
18934 (verify_memory_partitions): Likewise.
18935 (init_tree_ssa): Allocate bitmap instead of hashtable for
18937 (delete_tree_ssa): Adjust.
18938 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18940 (compute_tag_properties): Likewise.
18941 (set_initial_properties): Likewise.
18942 (find_partition_for): Likewise.
18943 (update_reference_counts): Likewise.
18944 (dump_may_aliases_for): Likewise.
18945 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18946 (add_call_clobber_ops): Likewise.
18947 (add_call_read_ops): Likewise.
18948 (get_asm_expr_operands): Likewise.
18949 * tree-into-ssa.c (dump_decl_set): Likewise.
18950 (update_ssa): Likewise.
18951 * tree-sra.c (scan_function): Likewise.
18952 (decide_instantiations): Likewise.
18953 (scalarize_parms): Likewise.
18954 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18955 (dsa_named_for): Likewise.
18956 * tree-ssa-structalias.c (update_alias_info): Likewise.
18957 (merge_smts_into): Likewise.
18959 2008-02-27 David Daney <ddaney@avtrex.com>
18962 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18963 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18964 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18965 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18966 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18968 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18971 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18972 (BUILT_IN_NEXTTOWARD): Remove.
18973 (BUILT_IN_NEXTTOWARDF): Ditto.
18974 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18975 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18977 2008-02-27 Tom Tromey <tromey@redhat.com>
18979 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18980 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18982 2008-02-27 Jan Beulich <jbeulich@novell.com>
18984 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18985 update the respective field on newdecl.
18987 2008-02-27 Revital Eres <eres@il.ibm.com>
18989 PR rtl-optimization/34999
18990 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18991 crossing edges that ends with a call insn.
18992 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18993 call insn and clear the EDGE_CROSSING flag of the crossing edge
18994 when fixing fallthru edges.
18996 2008-02-27 Richard Guenther <rguenther@suse.de>
18998 PR middle-end/35390
18999 * fold-const.c (fold_unary): Return the correct argument,
19000 converted to the result type.
19002 2008-02-27 Richard Guenther <rguenther@suse.de>
19004 PR middle-end/34971
19005 * expr.c (expand_expr_real_1): Assert on rotates that operate
19007 * fold-const.c (fold_binary): Use the types precision, not the
19008 bitsize of the mode if folding rotate expressions. Build rotates
19009 only for full modes.
19011 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19013 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19014 and CPP_PRAGMA_EOL.
19015 * c-pragma.c (pragma_ns_name): New typedef.
19016 (registered_pp_pragmas): New variable.
19017 (c_pp_lookup_pragma): New function.
19018 (c_register_pragma_1): If flag_preprocess_only, do nothing
19019 for non-expanded pragmas, for expanded ones push pragma's
19020 namespace and name into registered_pp_pragmas vector.
19021 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19022 flag_preprocess_only, don't register GCC pch_preprocess
19023 pragma if flag_preprocess_only.
19024 * c-opts.c (c_common_init): Call init_pragma even if
19025 flag_preprocess_only.
19026 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19027 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19028 cpp_register_pragma if flag_preprocess_only.
19030 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19033 * c-parser.c (c_parser_translation_unit): Warn for empty
19034 translation unit, not empty source file.
19036 2008-02-26 Paul Brook <paul@codesourcery.com>
19038 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19039 operand for Thumb-2.
19040 * config/arm/arm.h (reg_class): Add CORE_REGS.
19041 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19042 (BASE_REG_CLASS): Use CORE_REGS.
19043 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19044 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19045 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19046 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19047 ARM_REGNO_OK_FOR_INDEX_P.
19048 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19049 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19050 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19051 (ldm/stm peepholes): Ditto.
19052 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19053 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19054 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19055 * config/arm/constraints.md: Enable "k" constraint on ARM.
19057 2008-02-27 Ben Elliston <bje@au.ibm.com>
19059 * config/rs6000/rs6000.c: Annotate cache line size field in all
19060 instances of struct processor_costs.
19062 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19064 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19065 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19066 jump_bypass): New counters.
19067 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19068 * dce.c (gate_ud_dce): Same.
19069 (gate_fast_dce): Same.
19070 * dse.c (gate_dse1): New function.
19071 (gate_dse2): New function.
19072 (gate_dse): Merge results of new gate functions.
19073 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19074 (gate_handle_jump_bypass): Add dbg_cnt.
19075 (gate_handle_gcse): Add dbg_cnt.
19076 * ifcvt.c (gate_handle_if_conversion): Same.
19077 (gate_handle_if_after_combine): Same.
19078 (gate_handle_if_after_reload): Same.
19079 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19081 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19083 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19085 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19087 2008-02-26 Jason Merrill <jason@redhat.com>
19090 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19091 alone if it's the naming decl for the type's main variant.
19093 2008-02-26 Tom Tromey <tromey@redhat.com>
19095 * system.h (USE_MAPPED_LOCATION): Poison.
19096 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19097 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19098 (make_goto_expr_edges): Likewise.
19099 (remove_bb): Likewise.
19100 (execute_warn_function_return): Likewise.
19101 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19103 * c-common.c (fname_decl): Remove old location code.
19104 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19106 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19108 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19109 (gen_rtx_ASM_INPUT): Likewise.
19110 (gen_rtx_ASM_INPUT_loc): Likewise.
19111 (get_rtx_asm_OPERANDS): Remove.
19112 * cfglayout.c (insn_locators_alloc): Remove old location code.
19113 (set_curr_insn_source_location): Likewise.
19114 (curr_insn_locator): Likewise.
19115 * print-tree.c (print_node): Remove old location code.
19116 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19117 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19118 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19119 location_from_locus.
19120 (construct_exit_block): Remove old location code.
19121 * emit-rtl.c (force_next_line_note): Remove old location code.
19122 * profile.c (branch_prob): Remove old location code.
19123 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19124 LOC_LINE): Remove old-location variants.
19125 * langhooks.c (lhd_print_error_function): Remove old location
19127 * configure, config.in: Rebuilt.
19128 * configure.ac (--enable-mapped-location): Remove.
19129 * c-decl.c (c_init_decl_processing): Remove old location code.
19130 (finish_function): Likewise.
19131 * recog.c (decode_asm_operands): Remove old location code.
19132 * c-pch.c (c_common_read_pch): Remove old location code.
19133 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19135 * gimple-low.c (lower_function_body): Remove old location code.
19136 * toplev.c (unknown_location): Remove.
19137 (push_srcloc): Remove old-location variant.
19138 (process_options): Remove old location code.
19139 (lang_dependent_init): Likewise.
19140 * input.h (UNKNOWN_LOCATION): Move definition.
19141 (location_t): Undeprecate.
19142 (source_locus): Remove.
19143 (location_from_locus): Remove.
19144 (struct location_s): Remove.
19145 Remove all old-location code.
19146 (input_line, input_filename): Remove.
19147 * final.c (final_scan_insn): Remove old location code.
19148 * diagnostic.c (diagnostic_build_prefix): Remove
19149 USE_MAPPED_LOCATION test.
19150 * tree.h (gimple_stmt) <locus>: Now a location_t.
19151 (tree_exp) <locus>: Likewise.
19152 (DECL_IS_BUILTIN): Remove old-location variant.
19153 (annotate_with_file_line, annotate_with_locus): Likewise.
19154 (expr_locus, set_expr_locus): Update.
19155 * tree.c (build1_stat): Remove old location code.
19156 (last_annotated_node): Remove.
19157 (annotate_with_file_line): Remove old-location variant.
19158 (annotate_with_locus): Likewise.
19159 (expr_location): Remove old location code.
19160 (set_expr_location): Likewise.
19161 (expr_has_location): Likewise.
19162 (expr_locus): Likewise.
19163 (set_expr_locus): Likewise.
19164 (expr_filename): Don't use location_from_locus.
19165 (expr_lineno): Likewise.
19166 * rtl-error.c (location_for_asm): Remove old location code.
19167 * c-lex.c (cb_line_change): Remove old location code.
19168 (fe_file_change): Likewise.
19169 (cb_def_pragma): Likewise.
19170 (c_lex_with_flags): Likewise.
19171 * gengtype.c (do_typedef): Don't special-case location types.
19172 (define_location_structures): Remove.
19173 (main): Don't call define_location_structures.
19174 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19177 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19180 * builtins.def (BUILT_IN_STDARG_START): Remove.
19181 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19182 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19183 * tree-inline.c (inline_forbidden_p_1): Likewise.
19185 2008-02-26 Richard Guenther <rguenther@suse.de>
19187 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19188 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19189 (lookup_decl_from_uid): Declare.
19190 (remove_decl_from_map): Likewise.
19191 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19192 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19193 (decl_for_uid_map): New global hashtable mapping DECL_UID
19195 (init_ttree): Allocate it.
19196 (insert_decl_to_uid_decl_map): New helper function.
19197 (make_node_stat): Insert new decls into the map.
19198 (copy_node_stat): Likewise.
19199 (lookup_decl_from_uid): New function.
19200 (remove_decl_from_map): Likewise.
19201 (print_decl_for_uid_map_statistics): New helper.
19202 (dump_tree_statistics): Call it.
19204 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19205 (referenced_var_iterator): Adjust.
19206 (FOR_EACH_REFERENCED_VAR): Adjust.
19207 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19208 (num_referenced_vars): Adjust.
19209 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19210 (first_referenced_var): Remove.
19211 (end_referenced_vars_p): Likewise.
19212 (next_referenced_var): Likewise.
19213 (referenced_var_iterator_set): New helper function.
19214 * tree-dfa.c (referenced_var_lookup): Adjust.
19215 (referenced_var_check_and_insert): Likewise.
19216 (remove_referenced_var): Likewise.
19217 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19218 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19219 (verify_call_clobbering): Likewise.
19220 (verify_memory_partitions): Likewise.
19221 (init_tree_ssa): Allocate bitmap instead of hashtable for
19223 (delete_tree_ssa): Adjust.
19224 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19226 (compute_tag_properties): Likewise.
19227 (set_initial_properties): Likewise.
19228 (find_partition_for): Likewise.
19229 (update_reference_counts): Likewise.
19230 (dump_may_aliases_for): Likewise.
19231 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19232 (add_call_clobber_ops): Likewise.
19233 (add_call_read_ops): Likewise.
19234 (get_asm_expr_operands): Likewise.
19235 * tree-into-ssa.c (dump_decl_set): Likewise.
19236 (update_ssa): Likewise.
19237 * tree-sra.c (scan_function): Likewise.
19238 (decide_instantiations): Likewise.
19239 (scalarize_parms): Likewise.
19240 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19241 (dsa_named_for): Likewise.
19242 * tree-ssa-structalias.c (update_alias_info): Likewise.
19243 (merge_smts_into): Likewise.
19245 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19248 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19249 * c-opts.c (c_common_handle_option): Wall enables
19250 Wvolatile-register-var.
19251 * common.opt: Move Wvolatile-register-var to...
19254 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19256 * common.opt (Wlarger-than=): New.
19257 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19259 * opts.c (common_handle_option): Handle -Wlarger-than=.
19260 * optc-gen.awk: Likewise.
19261 * opth-gen.awk: Likewise.
19262 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19263 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19265 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19267 * c-common.c (match_case_to_enum_1): Add appropriate
19268 OPT_W* parameter to warning.
19269 (c_do_switch_warnings): Likewise.
19270 * c-typeck.c (warning_init): Add one more parameter following
19271 'warning' function.
19272 (push_init_level): Update call to warning_init.
19273 (pop_init_level): Likewise.
19274 (add_pending_init): Likewise.
19275 (output_init_element: Likewise.
19277 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19280 * toplev.c (toplev_main): If there are warnings or error, print
19281 errors for ignored options.
19282 * opts.c (ignored_options): New static variable.
19283 (postpone_unknown_option_error): New.
19284 (print_ignored_options): New.
19285 (handle_option): Postpone errors for unknown -Wno-* options.
19286 * opts.h (print_ignored_options): Declare.
19288 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19290 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19293 2008-02-25 Richard Guenther <rguenther@suse.de>
19296 2008-02-25 Richard Guenther <rguenther@suse.de>
19298 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19299 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19300 (lookup_decl_from_uid): Declare.
19301 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19302 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19303 (decl_for_uid_map): New global hashtable mapping DECL_UID
19305 (init_ttree): Allocate it.
19306 (insert_decl_to_uid_decl_map): New helper function.
19307 (make_node_stat): Insert new decls into the map.
19308 (copy_node_stat): Likewise.
19309 (lookup_decl_from_uid): New function.
19310 (print_decl_for_uid_map_statistics): New helper.
19311 (dump_tree_statistics): Call it.
19313 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19314 (referenced_var_iterator): Adjust.
19315 (FOR_EACH_REFERENCED_VAR): Adjust.
19316 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19317 (num_referenced_vars): Adjust.
19318 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19319 (first_referenced_var): Remove.
19320 (end_referenced_vars_p): Likewise.
19321 (next_referenced_var): Likewise.
19322 (referenced_var_iterator_set): New helper function.
19323 * tree-dfa.c (referenced_var_lookup): Adjust.
19324 (referenced_var_check_and_insert): Likewise.
19325 (remove_referenced_var): Likewise.
19326 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19328 (verify_call_clobbering): Likewise.
19329 (verify_memory_partitions): Likewise.
19330 (init_tree_ssa): Allocate bitmap instead of hashtable for
19332 (delete_tree_ssa): Adjust.
19333 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19334 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19335 (compute_tag_properties): Likewise.
19336 (set_initial_properties): Likewise.
19337 (find_partition_for): Likewise.
19338 (update_reference_counts): Likewise.
19339 (dump_may_aliases_for): Likewise.
19340 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19341 (add_call_clobber_ops): Likewise.
19342 (add_call_read_ops): Likewise.
19343 (get_asm_expr_operands): Likewise.
19344 * tree-into-ssa.c (dump_decl_set): Likewise.
19345 (update_ssa): Likewise.
19346 * tree-sra.c (scan_function): Likewise.
19347 (decide_instantiations): Likewise.
19348 (scalarize_parms): Likewise.
19349 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19350 (dsa_named_for): Likewise.
19351 * tree-ssa-structalias.c (update_alias_info): Likewise.
19352 (merge_smts_into): Likewise.
19354 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19357 * doc/invoke.texi (-fcx-limited-range): Document new option.
19358 * toplev.c (process_options): Handle -fcx-fortran-rules.
19359 * common.opt: Add documentation for -fcx-fortran-rules.
19361 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19364 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19365 actual behaviour and C99.
19367 2008-02-26 Ben Elliston <bje@au.ibm.com>
19369 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19370 (ASM_CPU_POWER6_SPEC): Likewise.
19371 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19372 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19373 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19375 2008-02-25 Richard Guenther <rguenther@suse.de>
19377 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19378 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19379 (lookup_decl_from_uid): Declare.
19380 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19381 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19382 (decl_for_uid_map): New global hashtable mapping DECL_UID
19384 (init_ttree): Allocate it.
19385 (insert_decl_to_uid_decl_map): New helper function.
19386 (make_node_stat): Insert new decls into the map.
19387 (copy_node_stat): Likewise.
19388 (lookup_decl_from_uid): New function.
19389 (print_decl_for_uid_map_statistics): New helper.
19390 (dump_tree_statistics): Call it.
19392 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19393 (referenced_var_iterator): Adjust.
19394 (FOR_EACH_REFERENCED_VAR): Adjust.
19395 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19396 (num_referenced_vars): Adjust.
19397 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19398 (first_referenced_var): Remove.
19399 (end_referenced_vars_p): Likewise.
19400 (next_referenced_var): Likewise.
19401 (referenced_var_iterator_set): New helper function.
19402 * tree-dfa.c (referenced_var_lookup): Adjust.
19403 (referenced_var_check_and_insert): Likewise.
19404 (remove_referenced_var): Likewise.
19405 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19406 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19407 (verify_call_clobbering): Likewise.
19408 (verify_memory_partitions): Likewise.
19409 (init_tree_ssa): Allocate bitmap instead of hashtable for
19411 (delete_tree_ssa): Adjust.
19412 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19413 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19414 (compute_tag_properties): Likewise.
19415 (set_initial_properties): Likewise.
19416 (find_partition_for): Likewise.
19417 (update_reference_counts): Likewise.
19418 (dump_may_aliases_for): Likewise.
19419 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19420 (add_call_clobber_ops): Likewise.
19421 (add_call_read_ops): Likewise.
19422 (get_asm_expr_operands): Likewise.
19423 * tree-into-ssa.c (dump_decl_set): Likewise.
19424 (update_ssa): Likewise.
19425 * tree-sra.c (scan_function): Likewise.
19426 (decide_instantiations): Likewise.
19427 (scalarize_parms): Likewise.
19428 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19429 (dsa_named_for): Likewise.
19430 * tree-ssa-structalias.c (update_alias_info): Likewise.
19431 (merge_smts_into): Likewise.
19433 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19436 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19437 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19438 * alias.h (nonoverlapping_memrefs_p): Likewise.
19440 2008-02-25 Jan Beulich <jbeulich@novell.com>
19442 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19443 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19444 __emultls_get_address, __emultls_register_common,
19445 __floatundi?f, and _Unwind_GetIPInfo.
19446 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19447 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19448 (gen_regparm_prefix): Likewise.
19449 (i386_nlm_encode_section_info): Sync with
19450 config/i386/winnt.c:i386_pe_encode_section_info().
19451 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19452 i386_nlm_mangle_decl_assembler_name): New.
19453 (netware_override_options): New.
19454 * config/i386/netware.h (netware_override_options): Declare.
19455 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19456 (i386_nlm_mangle_decl_assembler_name): Declare.
19457 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19459 2008-02-25 Ben Elliston <bje@au.ibm.com>
19462 * c-decl.c (grokdeclarator): Remove unused local variables
19463 `typedef_type' and `type_as_written'.
19465 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19466 unused local variable `has_hot_blocks'.
19467 (fix_crossing_conditional_branches): Remove unused local variable
19470 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19472 PR middle-end/19984
19473 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19474 using DEF_C99_BUILTIN.
19475 (BUILT_IN_NANF): Ditto.
19476 (BUILT_IN_NANL): Ditto.
19478 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19479 Revital Eres <eres@il.ibm.com>
19481 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19482 regarding the order of two dependent insns in the same row.
19484 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19486 * stor-layout.c (layout_decl): Do not bump the alignment of a
19487 bit-field to more than byte alignment if it is packed.
19489 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19491 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19494 2008-02-24 Diego Novillo <dnovillo@google.com>
19496 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19499 * tree-vrp.c (vrp_evaluate_conditional): With
19500 -Wtype-limits, emit a warning when comparing against a
19501 constant outside the natural range of OP0's type.
19502 * c.opt (Wtype-limits): Move ...
19503 * common.opt (Wtype-limits): ... here.
19505 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19507 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19508 * config/rs6000/e300c2c3.md: New file.
19509 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19511 (rs6000_override_options): Add e300c2 and e300c3 cases to
19512 processor_target_table. Do not allow usage of Altivec or Spe
19513 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19514 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19515 * config/rs6000/rs6000.h (processor_type): Add
19516 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19517 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19518 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19519 and ppce300c3. Include e300c2c3.md.
19521 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19523 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19524 instead of TARGET_STRICT_ALIGN.
19526 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19528 * explow.c (memory_address): Assert that the generated address is
19531 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19534 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19535 * config/darwin-ppc-ldouble-patch.def: New file.
19536 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19537 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19538 SUBTARGET_INIT_BUILTINS if defined.
19539 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19542 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19545 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19546 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19548 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19551 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19552 file" warning condtional on -Winvalid-PCH.
19554 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19556 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19558 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19562 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19563 prevent reload from using MMX registers.
19564 (*mov<mode>_internal): Ditto.
19565 (*movv2sf_internal_rex64): Ditto.
19566 (*movv2sf_internal): Ditto.
19568 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19570 PR documentation/31569
19571 * doc/install.texi2html: Use makeinfo --no-number-sections.
19573 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19575 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19576 ensure that we can address an entire entity > 8 bytes. Don't
19577 generate reg+reg addressing for such data.
19579 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19581 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19582 strings when optimizing for size, unless the target cares about
19585 2008-02-22 Tom Tromey <tromey@redhat.com>
19587 * regclass.c (current_pass): Remove declaration.
19589 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19591 * config/avr/libgcc.S (__RAMPZ__): Define.
19592 (__do_copy_data): Add for devices with 128KB code memory.
19594 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19596 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19598 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19600 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19602 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19605 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19608 * c-typeck.c (build_binary_op): Warn about floating point
19609 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19611 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19614 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19615 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19617 (rs6000_override_options): Set altivec_abi as default, not override,
19618 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19619 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19620 is used; use new member spe_abi.
19621 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19622 spe_abi and altivec_abi.
19624 2008-02-22 Tomas Bily <tbily@suse.cz>
19626 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19628 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19631 * config.build (build_file_translate): Set to `CMD //c' only if
19633 * Makefile.in (build_file_translate): Improve comment.
19635 2008-02-21 Jan Hubicka <jh@suse.cz>
19637 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19638 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19639 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19641 2008-02-21 Michael Matz <matz@suse.de>
19644 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19646 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19648 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19649 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19650 as insn constraint.
19651 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19652 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19653 SSE_VEC_FLOAT_MODE_P as insn constraint.
19654 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19655 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19656 sse4a_movntdf using MODEF mode iterator.
19657 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19658 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19659 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19660 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19661 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19662 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19663 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19665 2008-02-21 Richard Guenther <rguenther@suse.de>
19667 * tree.def (PAREN_EXPR): New tree code.
19668 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19670 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19671 * expr.c (expand_expr_real_1): Likewise.
19672 * tree-inline.c (estimate_num_insns_1): Likewise.
19673 * tree-complex.c (expand_complex_move): Likewise.
19674 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19677 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19680 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19682 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19685 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19687 * config/sh/sh.c (find_barrier): Don't go past
19688 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19690 2008-02-20 DJ Delorie <dj@redhat.com>
19692 * config/h8300/h8300.md (insv): Force source operand to be a register.
19694 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19695 as a jump, not as a plain insn.
19697 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19699 * doc/invoke.texi (Warning Options): Add new option
19700 -Wframe-larger-than=.
19701 (-Wframe-larger-than): Document.
19703 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19704 Add declarations for new option variables.
19706 * final.c (final_start_function): Check the frame size
19707 before emission and issue a Wframe-larger-than warning.
19709 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19710 Add definitions for new option variables.
19711 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19713 * common.opt (Wframe-larger-than=): New option.
19715 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19717 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19718 (<sse>_div<mode>3): Ditto.
19719 (<sse>_vmdiv<mode>3): Ditto.
19720 (<sse>_vmsqrt<mode>2): Ditto.
19721 (*smax<mode>3): Ditto.
19722 (sse5_frcz<mode>2): Ditto.
19723 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19724 as insn constraint.
19726 2008-02-20 Richard Guenther <rguenther@suse.de>
19728 PR middle-end/35265
19729 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19730 be happy with INTEGRAL_TYPE_P.
19732 2008-02-20 Richard Guenther <rguenther@suse.de>
19734 * fold-const.c (split_tree): Associate floatig-point expressions
19735 if flag_associative_math is set.
19737 2008-02-20 Richard Guenther <rguenther@suse.de>
19739 * tree.h (fold_real_zero_addition_p): Declare.
19740 * fold-const.c (fold_real_zero_addition_p): Export.
19741 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19742 floating-point operations with zero and one.
19744 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19746 * doc/install.texi: Correct references to CFLAGS, replacing them
19747 with BOOT_CFLAGS. Document flags used during bootstrap for
19750 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19753 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19754 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19756 (smin<mode>3): Ditto from similar patterns.
19757 (smax<mode>3): Ditto.
19758 (*ieee_smin<mode>3): Ditto.
19759 (*ieee_smax<mode>3): Ditto.
19760 * config/i386/sse.md (sse): New mode attribute.
19761 (mov<mode>): Macroize expander from movv4sf and movv2df using
19762 SSEMODEF2P mode iterator.
19763 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19764 SSE_VEC_FLOAT_MODE_P as insn constraint.
19765 (storent<mode>): Ditto.
19766 (storent<mode>): Macroize expander from storentsf and storentdf using
19767 MODEF mode iterator.
19768 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19769 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19770 (abs<mode>2): Ditto from similar patterns.
19771 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19772 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19773 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19774 (<sse>_vmsqrt<mode>2): Ditto.
19775 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19776 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19777 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19778 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19779 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19780 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19781 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19783 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19784 iterator and SSE_FLOAT_MODE_P as insn constraint.
19785 (<sse>_ucomi): Ditto from similar patterns.
19786 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19787 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19788 SSE_VEC_FLOAT_MODE_P as insn constraint.
19789 (vcond<mode>): Ditto from similar patterns.
19790 (and<mode>3, *and<mode>3): Ditto.
19791 (<sse>_nand<mode>3): Ditto.
19792 (ior<mode>3, *ior<mode>3): Ditto.
19793 (xor<mode>3, *xor<mode>3): Ditto.
19794 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19795 iterator and SSE_FLOAT_MODE_P as insn constraint.
19796 (*nand<mode>3): Ditto from similar patterns.
19797 (*ior<mode>3): Ditto.
19798 (*xor<mode>3): Ditto.
19800 2008-02-20 Ira Rosen <irar@il.ibm.com>
19802 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19803 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19804 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19806 2008-02-19 Jan Hubicka <jh@suse.cz>
19808 * predict.c (tree_bb_level_predictions): Remove variable next
19809 mistakely introduced by previous commit.
19811 2008-02-19 Jan Hubicka <jh@suse.cz>
19813 * predict.c (predict_paths_leading_to): Rewrite.
19814 (predict_paths_for_bb): New.
19815 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19817 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19820 * Makefile.in (build_file_translate): New.
19821 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19822 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19823 * configure.ac (build_file_translate): Substitute it.
19824 * configure: Regenerate.
19826 2008-02-19 Jan Hubicka <jh@suse.cz>
19828 PR rtl-optimization/34408
19829 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19832 2008-02-19 Jan Hubicka <jh@suse.cz>
19834 PR middle-end/28779
19835 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19838 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19841 * config/i386/i386-modes.def: Revert the last DI alignment
19842 change until Ada people can look into it.
19844 2008-02-19 Nick Clifton <nickc@redhat.com>
19846 * opts.c (print_specific_help): Fix typo in --help text.
19848 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19851 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19852 32-bit inline asm without asm alternatives for host GCC < 3.0.
19854 2008-02-19 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/34989
19857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19858 Allow propagation to INDIRECT_REF if we can simplify only.
19860 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19862 * c-common.c (warn_for_collisions_1): Use appropriate option when
19865 2008-02-19 Nick Clifton <nickc@redhat.com>
19868 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19869 (handle_options): Fix indentation.
19870 (print_filtered_help): If no language-specific options were
19871 displayed tell the user how to list all the options supported by
19872 the language's front-end.
19873 (print_specific_help): Fix indentation and remove duplicate line.
19874 (common_handle_option): Handle the -v option.
19875 For --help enable the display of undocumented options if the -v
19876 switch has been included on the command line.
19877 For --help= check for overlaps in the arguments between the option
19878 classes and the language names and issue a warning when they
19879 cannot be disambiguated.
19880 * c.opt (v): Pass on to the common option handler.
19882 2008-02-19 Revital Eres <eres@il.ibm.com>
19884 * modulo-sched.c (sms_schedule): Change dump message when
19885 create_ddg function fails.
19886 (try_scheduling_node_in_cycle): Rename row to cycle.
19887 (print_partial_schedule): Rename CYCLE to ROW.
19889 2008-02-19 Christian Bruel <christian.bruel@st.com>
19890 Zdenek Dvorak <ook@ucw.cz>
19892 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19894 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19897 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19898 (*x86_movdicc_0_m1_se): Ditto.
19900 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19902 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19903 (CMPtype): Define as __gcc_CMPtype.
19904 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19905 (CMPtype): Define as __gcc_CMPtype.
19907 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19909 Support valgrind 3.3 for --enable-checking=valgrind.
19910 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19912 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19913 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19914 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19915 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19916 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19917 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19918 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19920 * ggc-zone.c: Similar.
19921 * ggc-page.c: Similar.
19923 2008-02-19 Paul Brook <paul@codesourcery.com>
19926 * config/arm/ieee754-df.S: Fix do_it typo.
19927 * config/arm/ieee754-sf.S: Fix do_it typo.
19929 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19932 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19933 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19934 (OPTION_MASK_ISA_SSE_SET): Likewise.
19935 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19936 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19937 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19938 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19939 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19940 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19941 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19942 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19943 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19944 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19945 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19946 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19947 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19948 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19949 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19950 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19951 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19952 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19953 (OPTION_MASK_ISA_SSE4): Removed.
19954 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19955 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19956 (override_options): Don't turn on implied SSE/MMX bits in
19959 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19961 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19964 2008-02-18 Joey Ye <joey.ye@intel.com>
19966 PR middle-end/34921
19967 * tree-nested.c (insert_field_into_struct): Set type alignment
19968 to field alignment if the former is less than the latter.
19970 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19972 * BASE-VER: Set to 4.4.0.
19974 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19976 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19977 * doc/cfg.texi: Likewise.
19978 * doc/extend.texi: Likewise.
19979 * doc/gty.texi: Likewise.
19980 * doc/invoke.texi: Likewise.
19981 * doc/loop.texi: Likewise.
19982 * doc/md.texi: Likewise.
19983 * doc/passes.texi: Likewise.
19984 * doc/rtl.texi: Likewise.
19985 * doc/sourcebuild.texi: Likewise.
19986 * doc/tm.texi: Likewise.
19987 * doc/tree-ssa.texi: Likewise.
19989 2008-02-17 Richard Guenther <rguenther@suse.de>
19991 PR middle-end/35227
19992 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19993 without default definition.
19995 2008-02-17 Richard Guenther <rguenther@suse.de>
19997 PR tree-optimization/35231
19998 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20001 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20004 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20005 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20006 libgcc_cmp_return mode.
20008 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20011 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20013 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20015 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20018 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20020 * doc/c-tree.texi: Use `@.' where appropriate.
20021 * doc/extend.texi: Likewise.
20022 * doc/install.texi: Likewise.
20023 * doc/invoke.texi: Likewise.
20024 * doc/loop.texi: Likewise.
20025 * doc/makefile.texi: Likewise.
20026 * doc/md.texi: Likewise.
20027 * doc/passes.texi: Likewise.
20028 * doc/standards.texi: Likewise.
20029 * doc/tm.texi: Likewise.
20031 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20033 PR middle-end/35196
20034 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20036 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20037 rather than in entry_bb.
20039 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20041 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20042 libgcc_cmp_return mode.
20044 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20046 PR middle-end/35130
20047 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20048 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20050 2008-02-15 Richard Guenther <rguenther@suse.de>
20051 Zdenek Dvorak <ook@ucw.cz>
20053 PR tree-optimization/35164
20054 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20055 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20056 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20057 Only propagate addresses which do not have abnormal SSA_NAMEs
20060 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20063 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20065 2008-02-15 Jan Hubicka <jh@suse.cz>
20067 PR middle-end/35149
20068 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20070 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20072 PR middle-end/34621
20073 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20074 when calculating alignment_pad.
20076 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20078 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20079 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20080 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20081 and STACK_BOUNDARY define.
20083 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20085 PR preprocessor/35061
20086 * c-pragma.c (handle_pragma_pop_macro): Check that
20087 pushed_macro_table has been allocated.
20089 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20091 PR middle-end/35136
20092 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20093 (force_gimple_operand): Likewise.
20094 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20095 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20096 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20097 (find_interesting_uses_address): Check addressability and alignment
20098 of the base expression only after substituting bases of IVs into it.
20100 2008-02-14 Michael Matz <matz@suse.de>
20103 * function.c (instantiate_virtual_regs_in_insn): Reload address
20104 before falling back to reloading the whole operand.
20106 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20108 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20109 before the first section switch note.
20111 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20113 * doc/bugreport.texi: Update copyright years.
20114 * doc/c-tree.texi: Likewise.
20115 * doc/cfg.texi: Likewise.
20116 * doc/cpp.texi: Likewise.
20117 * doc/cppinternals.texi: Likewise.
20118 * doc/fragments.texi: Likewise.
20119 * doc/frontends.texi: Likewise.
20120 * doc/gcc.texi: Likewise.
20121 * doc/gty.texi: Likewise.
20122 * doc/hostconfig.texi: Likewise.
20123 * doc/implement-c.texi: Likewise.
20124 * doc/libgcc.texi: Likewise.
20125 * doc/loop.texi: Likewise.
20126 * doc/makefile.texi: Likewise.
20127 * doc/options.texi: Likewise.
20128 * doc/passes.texi: Likewise.
20129 * doc/rtl.texi: Likewise.
20130 * doc/sourcebuild.texi: Likewise.
20131 * doc/standards.texi: Likewise.
20132 * doc/tree-ssa.texi: Likewise.
20133 * doc/trouble.texi: Likewise.
20135 * doc/extend.texi: Use @: or add comma where appropriate.
20136 * doc/invoke.texi: Likewise.
20137 * doc/tm.texi: Likewise.
20139 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20142 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20145 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20147 * doc/md.texi (clz, ctz): Add reference.
20148 * doc/rtl.texi (clz, ctz): Likewise.
20150 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20153 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20156 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20158 * config/s390/s390.c (struct constant_pool): New field
20159 emit_pool_after added.
20160 (s390_mainpool_start): Set the emit_pool_after flag according
20161 to the section switch notes.
20162 (s390_mainpool_finish): Consider emit_pool_after when emitting
20163 the literal pool at the end of the function.
20164 (s390_chunkify_start): Force literal pool splits at section
20167 2008-02-13 Michael Matz <matz@suse.de>
20170 * var-tracking.c (clobber_variable_part): Correctly traverse the
20173 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20176 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20177 Add -fdump-ipa-inline.
20178 * tree-dump.c (dump_files): Remove tree-inlined dump.
20179 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20181 2008-02-12 Richard Guenther <rguenther@suse.de>
20183 PR tree-optimization/35171
20184 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20187 2008-02-12 Richard Guenther <rguenther@suse.de>
20189 PR middle-end/35163
20190 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20191 value-preserving mode. Disallow final truncation.
20193 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20195 PR middle-end/35136
20196 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20197 code from here to...
20198 (force_gimple_operand): ...here.
20200 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20203 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20204 non-compatible pointers.
20205 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20206 different FIELD_DECLs, try harder by comparing field offsets, sizes
20209 PR inline-asm/35160
20210 * function.c (match_asm_constraints_1): Don't replace the same input
20213 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20215 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20216 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20217 (expand_epilogue): Restore RAMPZ register.
20218 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20220 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20222 * config/i386/cygwin.asm: (__alloca): Correct calling
20223 convention and alignment.
20224 (__chkstk): Force 8 byte stack alignment.
20226 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20227 Richard Guenther <rguenther@suse.de>
20229 PR tree-optimization/33992
20230 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20231 the zero we compare against.
20233 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20235 PR libfortran/35063
20236 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20237 to CloseHandle after unlocking to prevent accumulation of handle
20240 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20242 PR middle_end/34150
20243 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20244 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20245 and update LABEL_NUSES during and after reload.
20247 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20249 PR middle-end/34627
20250 * combine.c (simplify_if_then_else): Make sure the comparison is
20251 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20253 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20256 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20257 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20258 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20259 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20260 * tree.h (get_type_static_bounds): Likewise.
20262 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20264 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20265 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20266 Make -Wfoo language annotations match what the compiler outputs.
20268 2008-02-08 Sa Liu <saliu@de.ibm.com>
20270 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20271 intrinsics spu_convts, spu_convtu, spu_convtf.
20273 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20275 * doc/extend.texi (Function Attributes) <noinline>: Mention
20276 asm ("") as method to keep calls.
20278 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20281 * doc/options.texi (Options): Replace references to opts.sh with
20283 * opts-common.c: Likewise.
20284 * optc-gen.awk: Likewise.
20286 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20288 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20290 2008-02-07 Richard Henderson <rth@redhat.com>
20293 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20294 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20297 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20299 PR tree-optimization/35085
20300 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20301 for operand entry oe2 in addition to operand entry oe3 in order to
20302 expose more opportunities for vectorizer sum reduction.
20304 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20307 * Makefile.in (LIBS): Remove $(GMPLIBS).
20308 (cc1-dummy, cc1): Add $(GMPLIBS).
20310 2008-02-06 Jan Hubicka <jh@suse.cz>
20313 * i386.md (moddf_integer): Do not produce partial memory stalls for
20314 targets where it hurts.
20316 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20319 * optabs.c (expand_float): Do not check for decimal modes when
20320 expanding unsigned integer through signed conversion.
20322 2008-02-06 Nick Clifton <nickc@redhat.com>
20324 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20325 inside the clobber with a match_operand and duplicated operand
20326 number in the constraint.
20327 (ineqbranchsi): Delete redundant comment.
20329 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20331 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20332 builtin_define ("__USE_INIT_FINI__").
20333 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20335 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20337 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20339 PR documentation/30330
20340 * doc/invoke.texi (C++ Dialect Options)
20341 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20342 For each warning option -Wfoo that allows -Wno-foo, ensure both
20343 -Wfoo and -Wno-foo are listed in the option index. Fix index
20344 entry of -Wswitch-default, index -Wnormalized= including the
20345 `=', and -Wlarger-than-@var{len} including @var{len}.
20347 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20349 * config/i386/i386.md (floatunssisf2): Use
20350 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20351 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20352 Macroize expander using MODEF mode iterator.
20354 2008-02-05 Diego Novillo <dnovillo@google.com>
20356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20359 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20361 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20364 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20366 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20369 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20370 to indicate if a message should be generated.
20371 (init_cumulative_args): Updated.
20372 (function_value_32): Likewise.
20374 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20376 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20378 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20381 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20382 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20384 2008-02-04 Diego Novillo <dnovillo@google.com>
20386 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20389 * tree-vrp.c (vrp_evaluate_conditional): With
20390 -Wtype-limits, emit a warning when comparing against a
20391 constant outside the natural range of OP0's type.
20393 2008-02-04 Richard Guenther <rguenther@suse.de>
20395 PR middle-end/33631
20396 * expr.c (count_type_elements): Give for unions instead of
20399 2008-02-04 Richard Guenther <rguenther@suse.de>
20401 PR middle-end/35043
20402 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20403 to TYPE_DOMAINs base type instead of using bitsizetype here.
20405 2008-02-03 Jason Merrill <jason@redhat.com>
20407 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20409 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20412 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20413 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20414 (RS/6000 and PowerPC Options): Fix typos and markup.
20415 * doc/passes.texi (Tree-SSA passes): Likewise.
20417 2008-02-02 Michael Matz <matz@suse.de>
20420 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20421 from record_last_reg_set_info.
20422 (record_last_reg_set_info): Take an RTX argument, iterate over all
20423 constituent hardregs.
20424 (record_last_set_info, record_opr_changes): Change calls to
20425 new signature or to record_last_reg_set_info_regno.
20427 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20429 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20431 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20433 PR rtl-optimization/34773
20434 * reg-notes.def (EQUAL): Mention significance of combination of
20435 REG_EQUAL and REG_RETVAL.
20436 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20437 insn that has a REG_RETVAL.
20439 2008-02-01 Roger Sayle <roger@eyesopen.com>
20442 * configure.ac (--enable-fixed-point): Disable unless explicitly
20444 * configure: Regenerate.
20446 2008-02-01 Richard Guenther <rguenther@suse.de>
20449 * invoke.texi (-finline-limit): Remove no longer true parts
20450 of the documentation. Note that there is no default value.
20452 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20453 Mark Mitchell <mark@codesourcery.com>
20454 Ben Elliston <bje@au.ibm.com>
20457 * doc/extend.texi (Other Builtins): Document.
20459 2008-01-31 Tom Browder <tom.browder@gmail.com>
20461 * doc/c-tree.texi (Types): Fix grammar.
20462 (Expression trees): Ditto.
20463 * doc/passes.texi (Tree-SSA passes): Ditto.
20465 * doc/configterms.texi (Configure Terms): Fix typo.
20466 * doc/cpp.texi (Common Predefined Macros): Ditto.
20467 * doc/md.texi (Machine Constraints): Ditto.
20469 * doc/makefile.texi (Makefile): Add comma.
20471 2008-01-31 Tom Browder <tom.browder@gmail.com>
20472 Gerald Pfeifer <gerald@pfeifer.com>
20474 * doc/sourcebuild.texi (Front End): Remove references to CVS
20475 and CVSROOT/modules.
20476 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20477 (Back End): Remove reference to CVS.
20479 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20482 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20484 (mips16_gp_pseudo_reg): ...here.
20485 * config/mips/mips.md (load_const_gp): Replace with...
20486 (load_const_gp_<mode>): ...this :P-based insn.
20488 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20490 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20491 options. Minor fixes.
20492 (-std): Move reference to standards closer to where language
20493 standards are first mentioned.
20495 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20497 PR rtl-optimization/34995
20498 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20499 parameter and return a bool. If the rtx parameter is nonnull,
20500 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20501 (find_reloads): Update call accordingly. Pass the new operand
20502 if it needed no address reloads, otherwise pass null.
20504 2008-01-30 Richard Henderson <rth@redhat.com>
20507 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20508 for unbounded arrays.
20510 2008-01-30 Silvius Rus <rus@google.com>
20512 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20514 2008-01-30 Jan Hubicka <jh@suse.cz>
20517 * i386.c (init_cumulative_args): Use real function declaration when
20520 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20522 PR rtl-optimization/34998
20523 * global.c (build_insn_chain): Treat non-subreg_lowpart
20524 SUBREGs of pseudos as clobbering all the words covered by the
20525 SUBREG, not just all the bytes.
20526 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20527 original df_ref rather than an extract parameter.
20528 (global_conflicts): Update call accordingly.
20530 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20532 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20533 the overflow check to make it easier to read.
20534 (__fixtfdi): Change the type of the ll member in union
20535 long_double to UDItype_x.
20537 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20539 PR middle-end/34969
20540 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20541 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20542 * tree-inline.c (fold_marked_statements): Call
20543 cgraph_update_edges_for_call_stmt if folding a call statement.
20544 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20545 debug_generic_stmt calls, reset it back afterwards.
20548 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20550 * c-typeck.c (build_external_ref): Don't pedwarn about
20551 static vars in current function's scope.
20553 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20555 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20557 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20560 * ipa-struct-reorg.c: Fix spelling.
20561 * params.def: Ditto.
20563 2008-01-29 Richard Guenther <rguenther@suse.de>
20565 PR middle-end/35006
20566 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20568 * tree-inline.c (remap_type): Increment remapping_type_depth
20569 around remapping types.
20570 (copy_body_r): Only add referenced variables if they are referenced
20571 from code, not types.
20573 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20584 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20585 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20587 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20590 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20591 pointer for tiny stack.
20593 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20595 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20597 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20599 * config/vx-common.h: Fix typo in comment.
20601 2008-01-28 Ian Lance Taylor <iant@google.com>
20605 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20606 coalesce pointers if they have different DECL_NO_TBAA_P values.
20607 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20608 between variables with different DECL_NO_TBAA_P values.
20610 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20613 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20614 are not legitimate small data references on SPE targets.
20616 2008-01-28 David Daney <ddaney@avtrex.com>
20618 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20620 2008-01-28 David Daney <ddaney@avtrex.com>
20622 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20624 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20626 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20627 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20628 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20629 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20630 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20631 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20632 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20633 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20635 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20637 * basic-block.h (condjump_equiv_p): Fix comment.
20639 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20641 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20642 print_generic_stmt_indented): Fix comment.
20644 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20646 * configure.ac (__stack_chk_fail): Add detecion for availability
20647 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20648 * configure: Regenerate.
20650 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20652 PR middle-end/34688
20653 * final.c (output_addr_const): Handle TRUNCATE.
20655 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20658 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20659 (zero_cost, infinite_cost): New constants.
20660 (struct cost_pair): Change type of cost to comp_cost.
20661 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20662 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20664 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20665 split_address_cost, ptr_difference_cost, difference_cost,
20666 get_computation_cost_at, get_computation_cost,
20667 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20668 determine_use_iv_cost_condition, determine_use_iv_costs,
20669 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20670 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20671 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20672 Change type of cost to comp_cost.
20673 (determine_iv_cost): Increase cost of non-original ivs, instead
20674 of decreasing the cost of original ones.
20675 (get_address_cost): Indicate the complexity of the addressing mode
20677 (try_add_cand_for): Prefer using ivs not specific to some object.
20678 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20680 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20681 Janis Johnson <janis187@us.ibm.com>
20684 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20685 (TARGET_INSTANTIATE_DECLS): Likewise.
20686 * target.h (expand_to_rtl_hook): New target hook.
20687 (instantiate_decls): Likewise.
20688 * function.c (instantiate_decl): Make non-static. Rename to...
20689 (instantiate_decl_rtl): ... this.
20690 (instantiate_expr): Use instantiate_decl_rtl.
20691 (instantiate_decls_1): Likewise.
20692 (instantiate_decls): Likewise.
20693 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20694 * function.h (instantiate_decl_rtl): Add prototype.
20695 * cfgexpand.c (target.h): New include.
20696 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20697 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20698 (TARGET_INSTANTIATE_DECLS): Likewise.
20699 (TARGET_INITIALIZER): New target hooks added.
20700 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20702 * config/rs6000/rs6000.c (tree-flow.h): New include.
20703 (machine_function): Add sdmode_stack_slot field.
20704 (rs6000_alloc_sdmode_stack_slot): New function.
20705 (rs6000_instantiate_decls): Likewise.
20706 (rs6000_secondary_memory_needed_rtx): Likewise.
20707 (rs6000_check_sdmode): Likewise.
20708 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20709 (TARGET_INSTANTIATE_DECLS): Likewise.
20710 (rs6000_hard_regno_mode_ok): Allow SDmode.
20711 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20712 (rs6000_emit_move): Handle SDmode.
20713 (function_arg_advance): Likewise.
20714 (function_arg): Likewise.
20715 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20716 SDmode var args for 32-bit compiles.
20717 (rs6000_secondary_reload_class): Handle SDmode.
20718 (rs6000_output_function_epilogue): Likewise.
20719 (rs6000_function_value): Simplify if statement.
20720 (rs6000_libcall_value): Likewise.
20721 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20722 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20723 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20724 (movsd_hardfloat): New define_insn.
20725 (movsd_softfloat): Likewise.
20726 (movsd_store): Likewise.
20727 (movsd_load): Likewise.
20728 (extendsddd2): Likewise.
20729 (extendsdtd2): Likewise.
20730 (truncddsd2): Likewise.
20731 (movdd_hardfloat64): Fixup comment.
20732 (UNSPEC_MOVSD_LOAD): New constant.
20733 (UNSPEC_MOVSD_STORE): Likewise.
20735 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20738 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20740 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20741 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20742 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20743 and TRUTH_XOR_EXPR.
20745 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20748 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20750 __LONGDOUBLE128 too.
20751 * config/rs6000/aix61.h: New file.
20753 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20755 PR rtl-optimization/34959
20756 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20757 popcount and parity rtxes the same mode as their operand.
20758 Truncate or extend the result to the return value's mode
20761 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20764 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20765 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20766 to GOT_VERSION_REGNUM.
20767 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20768 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20769 * config/mips/mips.c (mips_emit_call_insn): New function.
20770 (mips_call_tls_get_addr): Call mips_expand_call directly.
20771 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20773 (mips16_build_call_stub): Likewise. Return the call insn or null.
20774 (mips_expand_call): Update the call to mips16_build_call_stub
20775 accordingly and a remove redundant condition. Assert that MIPS16
20776 stubs do not use lazy binding. Use mips_emit_call_insn and return
20778 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20780 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20781 (mips_avoid_hazard): Remove hazard_set handling.
20782 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20783 (UNSPEC_RESTORE_GP): ...this.
20784 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20785 (FAKE_CALL_REGNO): Rename to...
20786 (GOT_VERSION_REGNUM): ...this.
20787 (type): Add "ghost" value. Add an associated insn reservation.
20788 (hazard_set): Remove.
20789 (exception_receiver): Rename to...
20790 (restore_gp): ...this and update the unspec identifier accordingly.
20791 (exception_receiver, nonlocal_got_receiver): New expanders.
20792 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20793 FAKE_CALL_REGNO. Remove hazard_set attribute.
20794 (set_got_version, update_got_version): New patterns.
20796 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20799 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20801 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20804 * doc/install.texi2html: Generate gcc-vers.texi.
20806 2008-01-25 DJ Delorie <dj@redhat.com>
20808 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20810 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20812 * config/c4x: Remove directory.
20813 * config.gcc (crx-*, mt-*): Mark obsolete.
20814 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20815 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20816 sh-*-rtemscoff*): Remove cases.
20817 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20818 * real.c (encode_c4x_single, decode_c4x_single,
20819 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20820 c4x_extended_format): Remove.
20821 * real.h (c4x_single_format, c4x_extended_format): Remove.
20822 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20824 (Pragmas): Remove comment about c4x pragmas.
20825 * doc/install.texi (c4x): Remove target-specific instructions.
20826 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20827 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20828 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20829 refer to C4x source files as examples.
20830 (C4X_FLOAT_FORMAT): Remove documentation.
20832 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20834 * config/bfin/bfin.c (override_options): Reorder tests so that
20835 flag_pic gets enabled for -msep-data.
20837 2008-01-25 Richard Guenther <rguenther@suse.de>
20839 PR middle-end/32244
20840 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20841 to its bitfield precision if required.
20843 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20845 PR middle-end/33880
20846 * tree-nested.c (walk_omp_for): New function.
20847 (convert_nonlocal_reference, convert_local_reference): Call
20848 walk_omp_for on OMP_FOR.
20849 (convert_call_expr): Call walk_body on OMP_FOR's
20850 OMP_FOR_PRE_INIT_BODY.
20852 2008-01-25 Richard Guenther <rguenther@suse.de>
20854 PR tree-optimization/34966
20855 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20856 default defs and PHI_NODEs we have to insert after the
20857 defining statement.
20859 2008-01-24 Nick Clifton <nickc@redhat.com>
20861 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20862 Provide a default definition.
20863 (LIBGCC2_UNITS_PER_WORD): Likewise.
20865 * config/stormy16/stormy16.c: Include df.h for the prototype
20866 for df_regs_ever_live_p.
20867 (xstormy16_expand_builtin_va_start): Convert the stack offset
20868 into a component_ref and then use POINTER_PLUS_EXPR to add it
20869 to the incoming_virtual_args_rtx.
20870 (xstormy16_gimplify_va_arg_expr): Rename to
20871 xstormy16_gimplify_va_arg_expr.
20872 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20873 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20874 xstormy16_gimplify_va_arg_expr.
20875 Fix up some formatting issues.
20877 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20878 Move to predicates.md.
20879 (xs_hi_general_operand): Likewise.
20880 (xs_hi_nonmemory_operand): Likewise.
20881 * config/stormy16/predicates.md:
20882 (xstormy16_carry_plus_operand): New predicate.
20883 (xs_hi_general_operand): New predicate.
20884 (xs_hi_nonmemory_operand): New predicate.
20885 * config/stormy16/stormy16-protos.h:
20886 (xstormy16_carry_plus_operand): Delete prototype.
20887 (xs_hi_general_operand): Likewise.
20888 (xs_hi_nonmemory_operand): Likewise.
20890 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20891 modifiers as they are no longer needed and they can trigger
20892 reload spill failures.
20894 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20895 with a match_operand in order to help reload.
20897 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20898 constraint with 'e' for the 8th alternative as this version of
20899 the mov.w instruction only accepts the lower 8 registers.
20901 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20904 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20905 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20908 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20910 PR middle-end/33333
20911 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20913 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20915 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20917 (remove_structure): Update allocations list before removing structure.
20919 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20921 * ipa-struct-reorg.c (is_safe_cond_expr,
20922 create_new_stmts_for_cond_expr): Use integer_zerop function,
20923 that recognize not only zero-pointer, but zero-integer too.
20925 2008-01-25 Ben Elliston <bje@au.ibm.com>
20928 * fixproto: Escape "." in sed expression that strips leading "./".
20930 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20933 * gcc.c (SWITCH_OK): Removed.
20934 (SWITCH_LIVE): Changed to bit.
20935 (SWITCH_FALSE): Likewise.
20936 (SWITCH_IGNORE): Likewise.
20937 (switchstr): Change live_cond to unsigned int.
20938 (process_command): Replace SWITCH_OK with 0.
20939 (do_self_spec): Likewise.
20940 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20941 (give_switch): Likewise.
20942 (used_arg): Likewise.
20943 (do_spec_1): Set the SWITCH_IGNORE bit.
20944 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20945 bits. Set the SWITCH_LIVE bit.
20947 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20949 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20951 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20953 PR tree-optimization/34472
20954 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20955 parameter to a "bool *" and set *DATA to false if there is
20956 an unsafe access. Do not delete the structure here.
20957 (check_cond_exprs): Delete it here instead.
20958 (check_cond_exprs, exclude_cold_structs): Do not increase
20959 I when removing a structure.
20961 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20964 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20965 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20967 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20969 PR middle-end/34934
20970 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20971 a fixed vector for stack.
20973 2008-01-24 Ben Elliston <bje@au.ibm.com>
20976 * doc/gcc.texi (Software development): Add a direntry for g++.
20978 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20980 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20981 stale and straggling -fforce-addr comments above.
20983 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20985 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20986 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20988 2008-01-23 Michael Matz <matz@suse.de>
20991 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20994 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20996 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20997 malloc result type.
20999 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21001 * config/avr/avr.c (avr_current_arch): New variable.
21002 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21003 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21004 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21005 (avr_override_options): Init 'avr_current_arch'.
21006 (base_arch_s): Move from here...
21007 * config/avr/avr.h (base_arch_s): ... here. Add new members
21008 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21009 'mega' to 'have_jmp_call'.
21010 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21011 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21013 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21015 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21016 MULTILIB_MATCHES): Ditto.
21018 2008-01-23 Richard Guenther <rguenther@suse.de>
21020 PR middle-end/31529
21021 * cgraphunit.c (cgraph_reset_node): Always mark the node
21022 not reachable if it is not queued already.
21024 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21026 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21027 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21028 (cputype_selected): New static variable.
21029 (bfin_handle_option): Set it if -mcpu is used.
21030 (override_option): Select default set of workarounds if no cpu type
21031 selected on the command line.
21032 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21034 From Michael Frysinger <michael.frysinger@analog.com>
21035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21036 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21038 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21039 for bf547, bf523, bf524, and bf526.
21040 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21042 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21043 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21044 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21045 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21046 * doc/invoke.texi (Blackfin Options): Document that
21047 -mcpu now accept bf547, bf523, bf524, and bf526.
21049 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21051 PR rtl-optimization/34628
21052 * combine.c (try_combine): Stop and undo after the first combination
21053 if an autoincrement side-effect on the first insn has effectively
21056 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21059 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21060 Offset addresses are not valid for Altivec or paired float modes.
21062 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21065 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21066 if DECL_INITIAL (decl) is error_mark_node.
21069 * c-common.c (handle_vector_size_attribute): Only allow
21070 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21071 the same way as pointer, array etc. types.
21072 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21075 * tree.c (build_type_attribute_qual_variant): Call
21076 build_qualified_type if attributes are equal, but quals are not.
21078 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21081 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21082 * flags.h (warn_strict_aliasing): Remove.
21083 (warn_strict_overflow): Remove.
21084 * opts.c (warn_strict_aliasing): Remove.
21085 (warn_strict_overflow): Remove.
21086 * c-opts.c (c_common_handle_option): -Wall only sets
21087 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21088 (c_common_post_options): Give default values to -Wstrict-aliasing
21089 and -Wstrict-overflow if they are uninitialized.
21090 * common.opt (Wstrict-aliasing): Specify Var and Init.
21091 (Wstrict-overflow): Likewise.
21093 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21095 PR rtl-optimization/26854
21096 PR rtl-optimization/34400
21097 PR rtl-optimization/34884
21098 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21100 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21101 (df_rd_bb_info.expanded_lr_out): Deleted
21102 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21103 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21104 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21105 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21106 Removed code to allocate, initialize or free expanded_lr_out.
21107 (df_rd_bb_local_compute_process_def): Restructured to make more
21109 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21110 sets if the sets are being trimmed.
21112 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21115 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21116 (as_vers): Likewise.
21117 * configure: Regenerated.
21119 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21121 PR middle-end/33092
21122 * tree-pass.h (pass_build_alias): New pass.
21123 * tree-ssa-alias.c (gate_build_alias): New.
21124 (pass_build_alias): New.
21125 * passes.c (init_optimization_passes): Add pass_build_alias after
21126 pass_create_structure_vars.
21128 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21130 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21131 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21132 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21133 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21134 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21135 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21136 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21137 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21138 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21139 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21140 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21141 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21142 * config/s390/s390.md (FP_ALL): New mode iterator.
21143 (_d): New mode attribute.
21144 ("*signbit<mode>2>"): Changed mode of first operand.
21145 ("isinf<mode>2"): Changed mode of first operand.
21146 ("*TDC_insn"): Adaptation for DFP modes.
21148 2008-01-22 Ben Elliston <bje@au.ibm.com>
21150 * tree.c (check_qualified_type): Improve function description.
21152 2008-01-21 Jason Merrill <jason@redhat.com>
21155 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21156 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21159 2008-01-21 DJ Delorie <dj@redhat.com>
21161 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21164 2008-01-21 Richard Guenther <rguenther@suse.de>
21166 PR middle-end/34856
21167 * tree-cfg.c (verify_expr): Allow all invariant expressions
21168 instead of just constant class ones as reference argument.
21169 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21170 like any other constant.
21171 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21173 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21175 * regmove.c (fixup_match_1): Update call crossed frequencies.
21177 2008-01-21 Richard Guenther <rguenther@suse.de>
21180 * tree-inline.c (setup_one_parameter): Deal with mismatched
21181 types using a VIEW_CONVERT_EXPR.
21183 2008-01-21 Alon Dayan <alond@il.ibm.com>
21184 Olga Golovanevsky <olga@il.ibm.com>
21186 PR tree-optimization/34701
21187 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21188 when the structure size is not a power of 2.
21190 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21192 * doc/install.texi: Add doc for --enable-checking=df.
21194 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21196 PR rtl-optimization/34808
21197 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21199 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21201 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21204 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21206 PR rtl-optimization/26854
21207 PR rtl-optimization/34400
21208 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21210 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21211 (df_rd_bb_info.expanded_lr_out): New.
21212 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21213 * loop_iv.c (iv_analysis_loop_init): Ditto.
21214 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21215 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21216 Added code to allocate, initialize or free expanded_lr_out.
21217 (df_rd_bb_local_compute_process_def): Restructured to make
21218 more understandable.
21219 (df_rd_confluence_n): Add code to do nothing with fake edges and
21220 code to no apply invalidate_by_call sets if the sets are being trimmed.
21221 (df_lr_local_finalize): Renamed to df_lr_finalize.
21222 (df_live_local_finalize): Renamed to df_live_finalize.
21224 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21227 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21228 deciding whether to use reciprocal instructions.
21230 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21232 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21233 dwarf2out_note_section_used if cold_text_section is NULL.
21235 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21237 PR gcov-profile/34610
21238 * tree-cfg.c (make_edges): Mark both outgoing edges from
21239 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21240 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21241 from OMP_FOR and OMP_CONTINUE outgoing edges.
21243 * tree-profile.c (tree_profiling): Return early if
21244 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21246 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21247 from cfun to child_cfun.
21248 * function.h (struct function): Add after_tree_profile bit.
21250 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21252 * config/avr/avr.S (_exit): Disable interrupt.
21254 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21255 Steven Bosscher <stevenb.gcc@gmail.com>
21257 PR rtl-optimization/26854
21258 PR rtl-optimization/34400
21259 * df-problems.c (df_live_scratch): New scratch bitmap.
21260 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21261 (df_live_reset): Clear the proper bitmaps.
21262 (df_live_bb_local_compute): Only process the artificial defs once
21263 since the order is not important.
21264 (df_live_init): Init the df_live sets only with the variables
21265 found live by df_lr.
21266 (df_live_transfer_function): Use the df_lr sets to prune the
21267 df_live sets as they are being computed.
21268 (df_live_free): Free df_live_scratch.
21270 2008-01-18 Ian Lance Taylor <iant@google.com>
21272 * common.opt: Add fmerge-debug-strings.
21273 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21274 flag_merge_debug_strings rather than flag_merge_constants.
21275 * doc/invoke.texi (Option Summary): Mention
21276 -fmerge-debug-strings.
21277 (Debugging Options): Document -fmerge-debug-strings.
21279 2008-01-18 Ian Lance Taylor <iant@google.com>
21282 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21283 (struct tree_function_decl): Add new field operator_new_flag.
21284 * tree-inline.c (expand_call_inline): When inlining a call to
21285 operator new, force the return value to go into a variable, and
21286 set DECL_NO_TBAA_P on that variable.
21287 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21289 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21292 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21293 DWARF2_DEBUGGING_INFO.
21294 (dwarf2out_note_section_used): Ditto. Add prototype.
21295 (have_multiple_function_sections, text_section_used,
21296 cold_text_section_used, *cold_text_sections): Move declarations
21299 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21301 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21302 field and add signal_ra.
21303 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21304 assignments to frame state pc. Move end of stack check after
21305 MD_FALLBACK_FRAME_STATE_FOR.
21306 (uw_update_context_1): Use frame state signal_regs if set, instead
21307 of checking signal_frame flag.
21308 (uw_update_context): Use frame state signal_ra if set.
21309 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21310 * config/xtensa/linux-unwind.h: New file.
21312 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21314 * modulo-sched.c (get_sched_window): Fix comment typo.
21316 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21318 PR tree-optimization/34648
21319 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21321 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21323 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21324 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21326 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21328 PR rtl-optimization/34400
21329 * df-core.c (df_worklist_dataflow_overeager,
21330 df_worklist_dataflow_doublequeue): New functions.
21331 (df_worklist_dataflow): Two different worklist solvers.
21332 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21335 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21338 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21339 and ftree-parallelize-loops.
21341 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21343 PR rtl-optimization/34826
21344 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21346 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21348 * global.c (find_reg): Mark the eh regs as used if necessary.
21349 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21350 * ra.h (struct allocno): no_eh_reg field added. Changed
21351 no_stack_reg type to bitfield.
21353 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21355 * tree.c (substitute_in_expr): Add missing 'break'.
21357 2008-01-17 Richard Guenther <rguenther@suse.de>
21359 PR tree-optimization/34825
21360 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21361 x / x as division to handle.
21363 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21365 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21366 "-pthread" is specified.
21367 * pa-hpux11.h (LIB_SPEC): Likewise.
21369 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21370 Peter Bergner <bergner@vnet.ibm.com>
21372 PR rtl-optimization/33796
21373 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21375 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21377 PR libgfortran/34699
21378 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21380 * pa-hpux10.h (LINK_SPEC): Likewise.
21381 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21383 2008-01-16 Richard Guenther <rguenther@suse.de>
21385 PR middle-end/32628
21386 * fold-const.c (fold_convert_const_int_from_int): Do not
21387 set overflow if that occured only because of a sign extension
21388 change when converting from/to a sizetype with the same
21389 precision and signedness.
21391 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21394 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21395 location address to the correct place. Update copyright year.
21397 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21399 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21400 no dependences in the dependence_relations vector.
21402 2008-01-16 Jan Hubicka <jh@suse.cz>
21404 PR rtl-optimization/31396
21405 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21406 * cfg.c (dump_reg_info): Print it.
21407 * regs.h (struct reg_info_t): add freq_calls_crossed.
21408 (REG_FREQ_CALLS_CROSSED): New macro.
21409 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21410 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21411 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21412 regmove_optimize): Update call crossed frequencies.
21413 * local-alloc.c (struct qty): Add freq_calls_crossed.
21414 (alloc_qty): Copute freq_calls_crossed.
21415 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21416 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21417 * ra.h (struct allocno): Add freq_calls_crossed.
21419 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21421 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21422 libgomp when compiling with ftree-parallelize-loops.
21423 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21425 2008-01-16 Richard Guenther <rguenther@suse.de>
21427 PR tree-optimization/34769
21428 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21429 * tree.c (int_cst_value): Instead make this function more
21430 permissive in what it accepts as valid input. Document this
21431 function always sign-extends the value.
21433 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21434 Richard Guenther <rguenther@suse.de>
21437 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21438 (gimple_fold_indirect_ref_rhs): ... this.
21439 (gimple_fold_indirect_ref): New function with foldings
21440 that preserve lvalueness.
21441 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21442 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21443 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21444 to fold an INDIRECT_REF, fall back to the old use of
21445 fold_indirect_ref_1.
21447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21449 * tree-data-ref.c (subscript_dependence_tester_1): Call
21450 free_conflict_function.
21451 (compute_self_dependence): Same.
21453 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21456 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21457 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21459 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21460 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21461 for DWARF2_UNWIND_INFO targets.
21463 2008-01-16 Richard Guenther <rguenther@suse.de>
21466 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21467 type qualifiers for function types.
21469 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21471 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21472 loop_iterator li from previous commit.
21474 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21476 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21478 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21480 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21481 (parallelize_loops): Don't parallelize irreducible components.
21483 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21486 * c-opts (c_common_post_options): Do not enable CPP
21487 flag_pedantic_errors by default.
21489 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21491 PR rtl-optimization/31944
21492 * cse.c (remove_pseudo_from_table): New function.
21493 (merge_equiv_classes): Use above function to remove pseudo-registers.
21494 (invalidate): Likewise.
21496 2008-01-13 Richard Guenther <rguenther@suse.de>
21498 PR middle-end/34601
21499 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21500 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21502 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21504 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21505 validate_change to unshare the source of the PC set.
21507 2008-01-12 Jan Hubicka <jh@suse.cz>
21509 PR middle-end/32135
21510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21511 references above array bounds. This might trigger bounds checks for
21512 pointers to arrays.
21514 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21516 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21517 new_replaceable_dependencies.
21519 2008-01-12 Doug Kwan <dougkwan@google.com>
21521 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21522 instead of OPT_Wreturn_type in warning due to ignored return type
21524 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21525 options included in -Wextra.
21526 * c.opt: New option -Wignored_qualifiers.
21527 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21528 -Wignore_qualifiers.
21529 (-Wignored-qualifiers): Document.
21530 (-Wreturn-type): Remove description of functionality now handled
21531 by -Wignored-qualifiers.
21533 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21536 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21537 NOP_EXPR if it is between integral types with the same precision.
21539 2008-01-12 Jan Hubicka <jh@suse.cz>
21542 * invoke.texi (max-inline-recursive-depth): Fix default value.
21544 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21546 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21549 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21551 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21553 2008-01-11 James E. Wilson <wilson@specifix.com>
21556 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21558 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21560 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21561 save/restore frame pointer register and don't use 'call-prologues'
21562 optimization in function with "OS_task" attribute.
21564 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21566 PR middle-end/31309
21567 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21568 when copying to memory.
21570 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21572 PR rtl-optimization/30905
21573 * cfgcleanup.c: Include dce.h
21574 (crossjumps_occured): New global variable.
21575 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21576 If something changed, set crossjumps_occured to true.
21577 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21578 Don't add/remove fake edges to exit here...
21579 (cleanup_cfg): ...but do it here, when crossjumping.
21580 Run a fast DCE when successful crossjumps occured in the latest
21581 iteration of try_optimize_cfg.
21583 2008-01-11 Richard Guenther <rguenther@suse.de>
21585 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21586 (struct vn_unary_op_s): Likewise.
21587 (vn_reference_insert): Free old reference on hash collision.
21589 2008-01-10 Raksit Ashok <raksit@google.com>
21591 PR rtl-optimization/27971
21592 * combine.c (find_split_point): Split PLUS expressions which are
21593 inside a MEM rtx, and whose first operand is complex.
21595 2008-01-10 DJ Delorie <dj@redhat.com>
21597 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21598 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21599 (m32c_hard_regno_ok): Call the underlying function.
21601 2008-01-10 Richard Guenther <rguenther@suse.de>
21603 PR middle-end/34683
21604 * tree-cfg.c (tree_merge_blocks): Do not go through the
21605 full-blown folding and stmt updating path if we just deal
21606 with virtual operands.
21607 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21608 test for abnormal SSA_NAMEs.
21610 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21612 PR middle-end/34641
21613 * reload.c (push_reload): Add assertions. All constants from
21614 reg_equiv_constant should have been used for replacing the respective
21616 (find_reloads_address): Invoke find_reloads_address_part for
21617 constant taken from the reg_equiv_constant array.
21619 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21621 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21622 field (valnum) the first in the struct. Replace bools with
21625 2008-01-10 Richard Guenther <rguenther@suse.de>
21627 PR tree-optimization/34651
21628 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21629 types and ordering for masking and converting.
21631 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21633 PR tree-optimization/34017
21634 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21635 also for PHI_NODE expressions.
21637 2008-01-09 Jan Hubicka <jh@suse.cz>
21639 PR tree-optimization/34708
21640 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21641 based on number of case labels.
21642 (init_inline_once): Remove switch_cost.
21643 * tree-inline.h (eni_weights_d): Remove switch_cost.
21645 2008-01-09 Richard Guenther <rguenther@suse.de>
21646 Andrew Pinski <andrew_pinski@playstation.sony.com>
21648 PR middle-end/30132
21649 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21650 temporary if an rvalue is ok or an lvalue is not required.
21652 2008-01-09 Richard Guenther <rguenther@suse.de>
21654 PR middle-end/34458
21655 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21656 adjust return type.
21658 2008-01-09 Richard Guenther <rguenther@suse.de>
21660 PR middle-end/34679
21661 * tree.c (host_integerp): Check for sizetype only if the
21662 type is an integer type.
21664 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21667 * opts.c (decode_options): Disable inlining of functions called
21668 once if not in unit-at-a-time mode.
21670 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21672 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21674 2008-01-08 Richard Guenther <rguenther@suse.de>
21676 PR middle-end/31863
21677 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21678 out early if the result will be unused.
21680 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21685 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21686 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21689 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21691 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21692 for vectorization tuned.
21694 2008-01-08 Richard Guenther <rguenther@suse.de>
21696 PR tree-optimization/34683
21697 * tree-ssa-operands.c (operand_build_cmp): Export.
21698 * tree-ssa-operands.h (operand_build_cmp): Declare.
21699 * tree-vn.c (vuses_compare): Remove.
21700 (sort_vuses): Use operand_build_cmp.
21701 (sort_vuses_heap): Likewise.
21702 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21703 to re-use old VEC if available. Do not sort already sorted VUSEs.
21704 (vdefs_to_vec): Do not sort already sorted VDEFs.
21706 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21708 PR middle-end/34694
21709 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21711 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21714 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21715 limitations of reciprocal sequences on x86 targets.
21717 2008-01-08 Richard Guenther <rguenther@suse.de>
21719 PR tree-optimization/34683
21720 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21722 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21725 * config/darwin.c (darwin_mergeable_string_section): Don't use
21726 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21728 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21731 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21732 negxf2. Macroize expander using X87MODEF mode iterator. Change
21733 predicates of op0 and op1 to register_operand.
21734 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21735 expander using X87MODEF mode iterator. Change predicates of
21736 op0 and op1 to register_operand.
21737 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21738 corresponding patterns and macroize using MODEF macro. Change
21739 predicates of op0 and op1 to register_operand and remove
21740 "m" constraint. Disparage "r" alternative with "!".
21741 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21742 macroize using X87MODEF macro. Change predicates of op0 and op1
21743 to register_operand and remove "m" constraint. Disparage "r"
21744 alternative with "!".
21745 (absneg splitter with memory operands): Remove.
21746 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21747 patterns and macroize using X87MODEF mode iterator.
21748 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21749 Change predicate of op1 to register_operand.
21750 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21751 for memory operands.
21753 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21755 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21757 2008-01-07 Richard Guenther <rguenther@suse.de>
21759 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21762 2008-01-07 Richard Guenther <rguenther@suse.de>
21764 PR tree-optimization/34683
21765 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21766 VOPs of the needed size to save memory. Use VEC_quick_push
21767 to save compile-time.
21768 (vdefs_to_vec): Likewise.
21770 2008-01-07 Sa Liu <saliu@de.ibm.com>
21772 * config/spu/spu.md (divdf3): Genetate inline code for double
21773 division. The implementation doesn't handle INF or NAN, therefore it
21774 only applies when -ffinite-math-only is given.
21776 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21779 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21780 * doc/cpp.texi ([Common Predefined Macros]): Document.
21782 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21784 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21785 order to use commutative addition instead of subtraction.
21787 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21788 Mircea Namolaru <namolaru@il.ibm.com>
21789 Vladimir Yanovsky <yanov@il.ibm.com>
21790 Revital Eres <eres@il.ibm.com>
21792 PR tree-optimization/34263
21793 * tree-outof-ssa.c (process_single_block_loop_latch,
21794 contains_tree_r): New functions.
21795 (analyze_edges_for_bb): Call process_single_block_loop_latch
21796 function to empty single-basic-block latch block if possible.
21798 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21800 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21802 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21804 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21806 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21808 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21810 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21812 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21814 PR tree-optimization/34618
21815 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21821 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21822 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21823 Update copyright year.
21825 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21826 Update copyright year.
21827 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21830 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21832 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21833 edge does not point to current bb before changing need_assert.
21835 2008-01-04 Richard Guenther <rguenther@suse.de>
21837 PR middle-end/34029
21838 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21839 for verifying purposes if they are is_gimple_min_invariant.
21841 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21843 PR tree-optimization/34448
21844 PR tree-optimization/34465
21845 * gimplify.c (gimplify_init_constructor): Add new parameter
21846 notify_temp_creation. Use it.
21847 (gimplify_modify_expr_rhs): Take volatiles into account when
21848 optimizing constructors.
21849 Do not optimize constructors if gimplify_init_constructor will dump to
21851 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21852 * gcc.c-torture/compile/pr34448.c: New.
21854 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21856 PR gcov-profile/34609
21857 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21858 return_slot if result is TREE_ADDRESSABLE.
21860 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21862 * config/mips/mips.md (sqrt_condition): Tweak comment.
21863 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21865 2008-01-03 Tom Tromey <tromey@redhat.com>
21868 * c-common.c (c_type_hash): Handle VLAs.
21870 2008-01-03 Jan Hubicka <jh@suse.cz>
21872 PR tree-optimization/31081
21873 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21874 0 when inlining and not inlining to first basic block.
21875 (remap_decl): When var is initialized to 0, don't set default_def.
21876 (expand_call_inline): Set entry_bb.
21877 * tree-inline.h (copy_body_data): Add entry_bb.
21879 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21882 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21885 PR tree-optimization/29484
21886 * tree-inline.c (inline_forbidden_p_2): New function.
21887 (inline_forbidden_p): Disallow inlining if some static var
21888 has an address of a local LABEL_DECL in its initializer.
21889 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21892 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21894 PR tree-optimization/34635
21895 * tree-data-ref.c (add_other_self_distances): Make sure that the
21896 evolution step is constant.
21898 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21900 PR middle-end/34608
21901 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21903 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21905 * tree-sra.c (scalarize_init): Insert the generate_element_init
21906 statements after the generate_element_zero statements.
21908 2008-01-02 Richard Guenther <rguenther@suse.de>
21910 PR middle-end/34093
21911 PR middle-end/31976
21912 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21913 for very large number of operands instead of ICEing.
21915 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21918 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21919 while stack probing.
21921 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21923 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21926 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21928 PR libmudflap/26442
21929 * tree-mudflap.c (mx_register_decls): Guard warning by
21930 !DECL_ARTIFICIAL check.
21932 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21934 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21935 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21936 sse5_perm<mode>): Fix constraints.