1 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6 From Michael Frysinger <michael.frysinger@analog.com>
7 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
9 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
11 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
13 (__gthread_setspecific): Revert 2008-08-31 change to
14 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
17 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
19 * diagnostic.c (error_at): New.
20 * toplev.h (error_at): New prototype.
21 * c-typeck.c (build_array_ref): Call error_at instead of error.
22 Pass location to pedwarn.
24 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
26 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
28 2008-09-02 Jakub Jelinek <jakub@redhat.com>
30 * dwarf2out.c (tree_add_const_value_attribute): Only handle
31 VAR_DECL and CONST_DECL.
33 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
34 Jakub Jelinek <jakub@redhat.com>
36 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
37 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
38 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
39 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
40 Don't set ix86_save_varrargs_registers.
41 (ix86_setup_incoming_varargs): Assume cum != NULL.
42 (ix86_va_start): Check ix86_varargs_gpr_size and
43 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
44 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
45 from frame pointer if ix86_varargs_gpr_size == 0.
46 (ix86_compute_frame_layout): Updated.
47 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
48 (ix86_varargs_gpr_size): Define.
49 (ix86_varargs_fpr_size): Likewise.
50 (machine_function): Remove save_varrargs_registers.
51 Add varargs_gpr_size and varargs_fpr_size.
53 2008-09-02 Jakub Jelinek <jakub@redhat.com>
55 * config/alpha/alpha.c (va_list_skip_additions,
56 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
57 (alpha_gimplify_va_arg): Call unshare_expr on second use of
60 PR tree-optimization/36766
61 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
62 for already removed basic blocks.
65 * real.c (real_maxval): Clear a lower bit to make real_maxval
66 match get_max_float for IBM long double format.
68 2008-09-02 Andreas Schwab <schwab@suse.de>
70 * configure.ac: Use m4_quote to quote the expansion of m4_do.
71 * configure: Regenerate.
73 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
75 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
76 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
77 checking for a non-VOID CONSTANT_P.
79 2008-09-02 Jan Hubicka <jh@suse.cz>
81 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
82 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
84 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
86 * expr.c (emit_group_store): Don't assert stack temp mode size.
88 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
89 Tobias Grosser <grosser@fim.uni-passau.de>
90 Jan Sjodin <jan.sjodin@amd.com>
91 Harsha Jagasia <harsha.jagasia@amd.com>
92 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
93 Konrad Trifunovic <konrad.trifunovic@inria.fr>
94 Adrien Eliche <aeliche@isty.uvsq.fr>
96 Merge from graphite branch.
99 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
100 * doc/invoke.texi (-floop-block, -floop-interchange,
101 -floop-strip-mine): Document new flags.
102 * tree-into-ssa.c (gimple_vec): Moved...
103 * tree-loop-distribution.c (rdg_component): Moved...
104 * cfgloopmanip.c: Include tree-flow.h.
105 (update_dominators_in_loop): New.
106 (create_empty_if_region_on_edge): New.
107 (create_empty_loop_on_edge): New.
108 (loopify): Use update_dominators_in_loop.
109 * tree-pass.h (pass_graphite_transforms): Declared.
110 * configure: Regenerate.
111 * tree-phinodes.c (make_phi_node): Export.
112 (add_phi_node_to_bb): New, split from create_phi_node.
113 * tree-chrec.c (for_each_scev_op): New.
114 * tree-chrec.h (for_each_scev_op): Declared.
115 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
116 (remove_statement): Call get_phi_with_result.
117 * config.in (HAVE_cloog): Undef.
118 * gdbinit.in (pgg): New.
119 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
120 * tree-ssa-loop.c (graphite_transforms): New.
121 (gate_graphite_transforms): New.
122 (pass_graphite_transforms): New.
123 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
124 HAVE_cloog): Defined.
125 * tree-vectorizer.c (rename_variables_in_bb): Export.
126 * tree-data-ref.c (dr_may_alias_p): Export.
127 (stmt_simple_memref_p): New.
128 (find_data_references_in_stmt): Export.
129 (find_data_references_in_loop): Export.
130 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
131 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
132 (create_rdg_vertices): Export.
133 (build_empty_rdg): New.
134 (build_rdg): Call build_empty_rdg. Free dependence_relations.
135 * tree-data-ref.h (rdg_component): ... here.
137 (struct data_reference): Add a field scop.
139 (find_data_references_in_loop): Declared.
140 (find_data_references_in_stmt): Declared.
141 (create_rdg_vertices): Declared.
142 (dr_may_alias_p): Declared.
143 (stmt_simple_memref_p): Declared.
144 (struct rdg_edge): Add a field ddr_p relation.
145 (build_empty_rdg): Declared.
146 * lambda.h (lambda_matrix): Declare a VEC of.
147 (find_induction_var_from_exit_cond): Declared.
148 (lambda_vector_compare): New.
149 * common.opt (fgraphite, floop-strip-mine,
150 floop-interchange, floop-block): New flags.
151 * lambda-code.c (find_induction_var_from_exit_cond): Export.
152 * cfgloop.c (is_loop_exit): New.
153 * cfgloop.h (is_loop_exit): Declared.
154 (create_empty_if_region_on_edge): Declared.
155 (create_empty_loop_on_edge): Declared.
156 * tree-flow.h (add_phi_node_to_bb): Declared.
157 (make_phi_node): Declared.
158 (rename_variables_in_bb): Declared.
159 (perfect_loop_nest_depth): Declared.
160 (graphite_transform_loops): Declared.
161 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
162 (graphite.o-warn): Add -Wno-error.
163 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
164 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
165 (INCLUDES): Add PPLINC, CLOOGINC.
166 (OBJS-common): Add graphite.o.
167 (graphite.o): Add rule.
168 * gimple.h (gimple_vec): ... here.
169 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
170 * passes.c (init_optimization_passes): Schedule
171 pass_graphite_transforms.
173 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
176 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
177 and -fno-toplevel-reorder after handle_options.
179 2008-09-02 Paul Brook <paul@codesourcery.com>
181 * config/arm/arm.c (arm_tune_cortex_a9): Define.
182 (arm_override_options): Set arm_tune_cortex_a9.
183 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
184 (arm_issue_rate): Handle cortexa9.
185 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
186 * config/arm/arm-cores.def: Add cortex-a9.
187 * config/arm/arm-tune.md: Regenerate.
188 * config/arm/arm.md: Include cortex-a9.md.
189 (generic_sched, generic_vfp): Add cortexa9.
190 * config/arm/cortex-a9.md: New file.
192 2008-09-02 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/37327
195 * tree-vrp.c (register_new_assert_for): Make sure to not have
196 TREE_OVERFLOW set on the bound.
198 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
200 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
202 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
203 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
206 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
208 * gcc/config/spu/spu.md (divdf3): Removed.
210 2008-09-02 Jakub Jelinek <jakub@redhat.com>
212 PR tree-optimization/37095
213 * cgraph.c (cgraph_node): When creating new cgraph node after
214 assembler_name_hash has been populated, record it in the hash
217 2008-09-01 Paul Brook <paul@codesourcery.com>
219 * doc/invoke.texi: Document -mword-relocations.
220 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
221 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
222 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
223 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
224 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
225 (arm_emit_movpair): New function.
226 (arm_print_operand <c>): Handle sybolic addresses.
227 * config/arm/arm.h (TARGET_USE_MOVT): Define.
228 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
229 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
230 * config/arm/arm.opt: Add -mword-relocations.
231 * config/arm/arm.md (movsi): Use arm_emit_movpair.
232 (arm_movt, arm_movw): New.
234 2008-09-01 Paul Brook <paul@codesourcery.com>
236 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
237 Allow Interworking on ARMv4 EABI based targets.
238 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
239 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
241 2008-09-01 Paul Brook <paul@codesourcery.com>
243 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
244 optimized LT0 test. Remove optimization for GT.
246 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
248 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
250 * pa-hpux11.h (LIB_SPEC): Likewise.
252 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
255 2008-09-01 Jan Hubicka <jh@suse.cz>
257 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
258 present, use only counts; when guessed use only frequencies.
259 (estimate_bb_frequencies): Use function_frequency.
260 * profile.c (compute_branch_probabilities): Exit early when
261 profile reading failed. Set profile_status.
262 (branch_prob): Do not set profile_status.
264 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
266 * tree.c (protected_set_expr_location): New.
267 * tree.h (protected_set_expr_location): New prototype.
268 * c-tree.h (build_array_ref): Add argument.
269 (parser_build_unary_op): Same.
270 * c-typeck.c (build_indirect_ref): Handle new location argument.
271 (build_array_ref): Same.
272 (parser_build_unary_op): Same.
273 * gimplify.c (gimplify_asm_expr): Set input_location before calling
275 * c-omp.c (c_finish_omp_atomic): Pass location when calling
277 * c-common.c (finish_label_address_expr): Handle new location
279 * c-common.h (build_indirect_ref): Add argument.
280 (finish_label_address_expr): Same.
281 * c-parser.c (c_parser_unary_expression): Pass location to build
283 (c_parser_postfix_expression): Same.
285 2008-09-01 Paul Brook <paul@codesourcery.com>
287 * config/arm/arm.md: Include cortex-r4f.md.
288 (attr fpu): Update type list.
289 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
290 fconstd, fcmps and fcmpd.
291 (attr tune_cortexr4): Define.
292 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
293 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
294 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
295 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
296 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
298 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
299 cortex_a8_vfp_farith: Ditto.
300 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
301 * config/arm/cortex-r4.md: Use tune_cortexr4.
302 * config/arm/cortex-r4f.md: New file.
304 2008-09-01 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/37305
307 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
308 the result of constant conversions.
309 (fold_gimple_assign): Likewise.
311 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
313 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
314 #ifdef ENABLE_CHECKING.
316 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
318 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
319 * sched-int.h (print_insn, print_pattern, print_value): Declare also
320 when !INSN_SCHEDULING.
322 2008-09-01 Andreas Schwab <schwab@suse.de>
324 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
326 2008-09-01 Paul Brook <paul@codesourcery.com>
328 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
330 2008-09-01 Jan Hubicka <jh@suse.cz>
332 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
334 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
335 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
336 * gimplify.c (gimplify_init_constructor): Add speed operand.
337 * tree-sra.c (decide_block_copy): Likewise.
338 * tree-inline.c (estimate_move_cost): Likewise.
339 * config/alpha/alpha.h (MOVE_RATIO): Update.
340 * config/frv/frv.c (MOVE_RATIO): Update.
341 * config/spu/spu.h (MOVE_RATIO): Update.
342 * config/sparc/sparc.h (MOVE_RATIO): Update.
343 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
344 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
345 * config/cris/cris.h (MOVE_RATIO): Update.
346 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
347 * config/arm/arm.h (MOVE_RATIO): Update.
348 * config/pa/pa.md: Update uses of MOVE_RATIO
349 * config/pa/pa.h (MOVE_RATIO): Update.
350 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
351 * config/h8300/h8300.h (MOVE_RATIO): Update.
352 * config/v850/v850.h (MOVE_RATIO): Update.
353 * config/bfin/bfin.h (MOVE_RATIO): Update.
355 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
356 Dmitry Melnik <dm@ispras.ru>
357 Dmitry Zhurikhin <zhur@ispras.ru>
358 Alexander Monakov <amonakov@ispras.ru>
359 Maxim Kuvyrkov <maxim@codesourcery.com>
361 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
362 sel-sched-dump.c, sel-sched-ir.c: New files.
363 * Makefile.in (OBJS-common): Add selective scheduling object
365 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
366 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
367 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
368 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
369 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
370 (make_forwarder_block): Update loop latch if we have redirected
372 * cfgloop.c (get_loop_body_in_custom_order): New function.
373 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
374 (CP_FALLTHRU_PREHEADERS): Likewise.
375 (get_loop_body_in_custom_order): Declare.
376 * cfgloopmanip.c (has_preds_from_loop): New.
377 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
378 Assert that the preheader edge will be fall thru when it is set.
379 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
380 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
381 fsel-sched-substitution, fselective-scheduling): New flags.
382 * cse.c (hash_rtx_cb): New.
384 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
385 sel_sched_insn_cnt): New counters.
386 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
387 * genattr.c (main): Output maximal_insn_latency prototype.
388 * genautomata.c (output_default_latencies): New. Factor its code from ...
389 (output_internal_insn_latency_func): ... here.
390 (output_internal_maximal_insn_latency_func): New.
391 (output_maximal_insn_latency_func): New.
392 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
393 (struct hard_reg_set_iterator): New.
394 (hard_reg_set_iter_init, hard_reg_set_iter_set,
395 hard_reg_set_iter_next): New functions.
396 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
397 * lists.c (remove_free_INSN_LIST_node,
398 remove_free_EXPR_LIST_node): New functions.
399 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
400 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
401 (loop_optimizer_finalize): Do not verify flow info after reload.
402 * recog.c (validate_replace_rtx_1): New parameter simplify.
403 Default it to true. Update all uses. Factor out simplifying
405 (simplify_while_replacing): ... this new function.
406 (validate_replace_rtx_part,
407 validate_replace_rtx_part_nosimplify): New.
408 * recog.h (validate_replace_rtx_part,
409 validate_replace_rtx_part_nosimplify): Declare.
410 * rtl.c (rtx_equal_p_cb): New.
411 (rtx_equal_p): Use it.
412 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
413 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
414 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
415 * vecprim.h: Add a vector type for unsigned int.
416 * haifa-sched.c: Include vecprim.h and cfgloop.h.
417 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
418 ready_try, cycle_issued_insns, spec_info): Make global.
419 (readyp): Initialize.
420 (dfa_lookahead): New global variable.
421 (old_max_uid, old_last_basic_block): Remove.
422 (h_i_d): Make it a vector.
423 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
425 (after_recovery, adding_bb_to_current_region_p):
426 New variables to handle correct insertion of the recovery code.
427 (struct ready_list): Move declaration to sched-int.h.
428 (rgn_n_insns): Removed.
429 (rtx_vec_t): Move to sched-int.h.
430 (find_insn_reg_weight): Remove.
431 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
432 (haifa_init_h_i_d, haifa_finish_h_i_d):
433 New functions to initialize / finalize haifa instruction data.
434 (extend_h_i_d, init_h_i_d): Rewrite.
435 (unlink_other_notes): Move logic to add_to_note_list. Handle
437 (ready_lastpos, ready_element, ready_sort, reemit_notes,
438 find_fallthru_edge): Make global, remove static prototypes.
439 (max_issue): Make global. Add privileged_n and state parameters. Use
441 (extend_global, extend_all): Removed.
442 (init_before_recovery): Add new param. Fix the handling of the case
443 when we insert a recovery code before the EXIT which has a predecessor
444 with a fallthrough edge to it.
445 (create_recovery_block): Make global. Rename to
446 sched_create_recovery_block. Update.
447 (change_pattern): Rename to sched_change_pattern. Make global.
448 (speculate_insn): Rename to sched_speculate_insn. Make global.
449 Split haifa-specific functionality into ...
450 (haifa_change_pattern): New static function.
451 (sched_extend_bb): New static function.
452 (sched_init_bbs): New function.
453 (current_sched_info): Change type to struct haifa_sched_info.
454 (insn_cost): Adjust for selective scheduling.
455 (dep_cost_1): New function. Move logic from ...
456 (dep_cost): ... here.
457 (dep_cost): Use dep_cost_1.
458 (contributes_to_priority_p): Use sched_deps_info instead of
460 (priority): Adjust to work with selective scheduling. Process the
461 corner case when all dependencies don't contribute to priority.
462 (rank_for_schedule): Use ds_weak instead of dep_weak.
463 (advance_state): New function. Move logic from ...
464 (advance_one_cycle): ... here.
465 (add_to_note_list, concat_note_lists): New functions.
466 (rm_other_notes): Make static. Adjust for selective scheduling.
467 (remove_notes, restore_other_notes): New functions.
468 (move_insn): Add two arguments. Update assert. Don't call
470 (choose_ready): Remove lookahead variable, use dfa_lookahead.
471 Remove more_issue, max_points. Move the code to initialize
472 max_lookahead_tries to max_issue.
473 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
474 ready. Adjust use of move_insn. Call restore_other_notes.
476 (sched_init, sched_finish): Move Haifa-specific initialization/
478 (haifa_sched_init, haifa_sched_finish): ... respectively.
480 (setup_sched_dump): New function.
481 (haifa_init_only_bb): New static function.
482 (haifa_speculate_insn): New static function.
483 (try_ready): Use haifa_* instead of speculate_insn and
485 (extend_ready, extend_all): Remove.
486 (sched_extend_ready_list, sched_finish_ready_list): New functions.
487 (create_check_block_twin, add_to_speculative_block): Use
488 haifa_insns_init instead of extend_global. Update to use new
489 initialization functions. Change parameter. Factor out code from
490 create_check_block_twin to ...
491 (sched_create_recovery_edges) ... this new function.
493 (sched_scan_info): New.
494 (extend_bb): Use sched_scan_info.
495 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
496 static functions for walking through scheduling region.
497 (sched_luids): New vector variable to replace uid_to_luid.
498 (luids_extend_insn): New function.
499 (sched_max_luid): New variable.
500 (luids_init_insn): New function.
501 (sched_init_luids, sched_finish_luids): New functions.
502 (insn_luid): New debug function.
503 (sched_extend_target): New function.
504 (haifa_init_insn): New static function.
505 (sched_init_only_bb): New hook.
506 (sched_split_block): New hook.
507 (sched_split_block_1): New function.
508 (sched_create_empty_bb): New hook.
509 (sched_create_empty_bb_1): New function.
510 (common_sched_info, ready): New global variables.
511 (current_sched_info_var): Remove.
512 (move_block_after_check): Use common_sched_info.
513 (haifa_luid_for_non_insn): New static function.
514 (init_before_recovery): Use haifa_init_only_bb instead of
516 (increase_insn_priority): New.
517 * modulo-sched.c: (issue_rate): Remove static declaration.
518 (sms_sched_info): Change type to haifa_sched_info.
519 (sms_sched_deps_info, sms_common_sched_info): New variables.
520 (setup_sched_infos): New.
521 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
522 Do not call regstat_free_calls_crossed.
523 (sms_print_insn): Use const_rtx.
524 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
525 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
526 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
527 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
528 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
529 current_sched_info to use it.
530 (enum reg_pending_barrier_mode): Move to sched-int.h.
531 (h_d_i_d): New variable. Initialize to NULL.
532 ({true, output, anti, spec, forward}_dependency_cache): Initialize
534 (estimate_dep_weak): Remove static declaration.
535 (sched_has_condition_p): New function. Adjust users of
536 sched_get_condition to use it instead.
537 (conditions_mutex_p): Add arguments indicating which conditions are
539 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
540 argument to indicate whether returned condition is reversed. Do not
541 generate new rtx when condition should be reversed; indicate it by
542 setting new argument instead.
543 (add_dependence_list_and_free): Add deps parameter.
544 Update all users. Do not free dependence list when
545 deps context is readonly.
546 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
548 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
549 (remove_from_deps): New. Use the above functions.
550 (cur_insn, can_start_lhs_rhs_p): New static variables.
551 (add_or_update_back_dep_1): Initialize present_dep_type.
552 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
553 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
554 haifa_note_dep): New functions implementing dependence hooks for
556 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
557 note_dep): New functions.
558 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
560 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
561 (free_deps): Initialize deps->reg_last.
562 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
563 sched_analyze_insn): Update to use dependency hooks infrastructure
564 and readonly contexts.
565 (deps_analyze_insn): New function. Move part of logic from ...
566 (sched_analyze): ... here. Also move some logic to ...
567 (deps_start_bb): ... here. New function.
568 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
570 (sched_deps_init): New function. Move code from ...
571 (init_dependency_caches): ... here. Remove.
572 (init_deps_data_vector): New.
573 (sched_deps_finish): New function. Move code from ...
574 (free_dependency_caches): ... here. Remove.
575 (init_deps_global, finish_deps_global): Adjust for use with
576 selective scheduling.
577 (get_dep_weak): Move logic to ...
578 (get_dep_weak_1): New function.
579 (ds_merge): Move logic to ...
580 (ds_merge_1): New static function.
581 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
582 (ds_get_max_dep_weak): New function.
583 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
584 (n_insns): Rename to rgn_n_insns.
585 (debug_ebb_dependencies): New function.
586 (init_ready_list): Use it.
587 (begin_schedule_ready): Use sched_init_only_bb.
588 (ebb_print_insn): Indicate when an insn starts a new cycle.
589 (contributes_to_priority, compute_jump_reg_dependencies,
590 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
591 (add_block1): Remove to ebb_add_block.
592 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
593 (schedule_ebb): Initialize them. Use remove_notes instead of
594 rm_other_notes. Use haifa_local_init/finish.
595 (schedule_ebbs): Use haifa_sched_init/finish.
596 * sched-int.h: Include vecprim.h, remove rtl.h.
597 (struct ready_list): Delete declaration.
598 (sched_verbose_param, enum sched_pass_id_t,
599 bb_vec_t, insn_vec_t, rtx_vec_t): New.
600 (struct sched_scan_info_def): New structure.
601 (sched_scan_info, sched_scan, sched_init_bbs,
602 sched_init_luids, sched_finish_luids, sched_extend_target,
603 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
604 (struct common_sched_info_def): New.
605 (common_sched_info, haifa_common_sched_info,
606 sched_emulate_haifa_p): Declare.
608 (sched_luids): Declare.
609 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
610 (sched_max_luid, insn_luid): Declare.
611 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
612 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
613 print_insn, print_pattern, print_value, haifa_classify_insn,
614 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
615 setup_sched_dump, sched_init, sched_finish,
616 sel_insn_is_speculation_check): Export.
617 (struct ready_list): Move from haifa-sched.c.
618 (ready_try, ready, max_issue): Export.
619 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
620 sched_init_only_bb, sched_split_block, sched_split_block_1,
621 sched_create_empty_bb, sched_create_empty_bb_1,
622 sched_create_recovery_block, sched_create_recovery_edges): Export.
623 (enum reg_pending_barrier_mode): Export.
624 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
626 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
627 print_insn field. Move add_block and fix_recovery_cfg to
628 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
629 (struct sched_deps_info_def): ... this new structure.
630 (sched_deps_info): Declare.
631 (struct spec_info_def): Remove weakness_cutoff, add
632 data_weakness_cutoff and control_weakness_cutoff.
633 (spec_info): Declare.
634 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
636 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
637 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
638 (current_sched_info): Change type to struct haifa_sched_info.
639 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
640 (h_d_i_d): New variable.
641 (HDID): New accessor macro.
642 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
643 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
645 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
646 (enum SCHED_FLAGS): Update for selective scheduler.
647 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
648 (init_dependency_caches, free_dependency_caches): Delete declarations.
649 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
650 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
651 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
652 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
653 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
655 (rm_other_notes): Delete declaration.
656 (schedule_block): Remove one argument.
657 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
658 ready_element, ready_lastpos, sched_extend_ready_list,
659 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
660 concat_note_lists): Export.
661 (struct region): Move from sched-rgn.h.
662 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
663 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
664 BLOCK_TO_BB, CONTAINING_RGN): Export.
665 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
666 (current_nr_blocks, current_blocks, target_bb): Likewise.
667 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
668 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
669 sched_rgn_local_init, extend_regions,
670 rgn_make_new_region_out_of_new_block, compute_priorities,
671 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
672 extend_rgns, deps_join rgn_setup_common_sched_info,
673 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
674 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
675 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
676 increase_insn_priority): Likewise.
677 * sched-rgn.c: Include sel-sched.h.
678 (ref_counts): New static variable. Use it ...
679 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
680 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
681 (sched_is_disabled_for_current_region_p): Delete static declaration.
682 (struct region): Move to sched-int.h.
683 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
684 ebb_head): Define and initialize.
685 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
686 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
687 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
689 (find_single_block_region): Add new argument to indicate that EBB
690 regions should be constructed.
691 (debug_live): Delete declaration.
692 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
693 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
695 (init_regions): Delete declaration.
696 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
697 rgn_estimate_number_of_insns): New.
698 (too_large): Use estimate_number_of_insns.
699 (haifa_find_rgns): New. Move the code from ...
700 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
701 (free_trg_info): New.
702 (compute_trg_info): Allocate candidate tables here instead of ...
703 (init_ready_list): ... here.
704 (rgn_print_insn): Use const_rtx.
705 (contributes_to_priority, extend_regions): Delete static declaration.
706 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
707 (add_block1): Rename to rgn_add_block.
708 (debug_rgn_dependencies): Delete static qualifier.
709 (new_ready): Use sched_deps_info. Simplify.
710 (rgn_common_sched_info, rgn_const_sched_deps_info,
711 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
712 (region_sched_info): Rename to rgn_const_sched_info.
713 (deps_join): New, extracted from ...
714 (propagate_deps): ... here.
715 (compute_block_dependences, debug_dependencies): Update for selective
717 (free_rgn_deps, compute_priorities): New functions.
718 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
719 sched_rgn_compute_dependencies): New functions.
720 (schedule_region): Use them.
721 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
722 rgn_setup_common_sched_info, rgn_setup_sched_infos):
724 (schedule_insns): Call new functions that were split out.
725 (rgn_make_new_region_out_of_new_block): New.
726 (get_rgn_sched_max_insns_priority): New.
727 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
728 scheduling when appropriate.
729 * sched-vis.c: Include insn-attr.h.
730 (print_value, print_pattern): Make global.
731 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
732 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
733 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
734 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
735 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
736 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
737 hooks. Initialize them to 0.
738 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
739 * target.h (struct gcc_target): Add them. Rename gen_check field to
741 * flags.h (sel_sched_switch_set): Declare.
742 * opts.c (sel_sched_switch_set): New variable.
743 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
744 pipelining is disabled from command line.
745 (common_handle_option): Record whether selective scheduling is
746 requested from command line.
747 * doc/invoke.texi: Document new flags and parameters.
748 * doc/tm.texi: Document new target hooks.
749 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
750 (dfa_state_size): Do not declare locally.
751 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
752 * config/rs6000/rs6000.c (rs6000_init_sched_context,
753 rs6000_alloc_sched_context, rs6000_set_sched_context,
754 rs6000_free_sched_context): New functions.
755 (struct _rs6000_sched_context): New.
756 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
758 (rs6000_sched_finish): Do not run for selective scheduling.
760 2008-08-31 Jan Hubicka <jh@suse.cz>
762 * frv.c (frv_rtx_costs): Update forward declaration.
763 * spu.c (spu_rtx_costs): Likewise.
764 * pdp11.c: Include df.h
765 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
766 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
767 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
768 * iq2000.c (iq2000_address_cost): Add speed argument.
769 (iq2000_rtx_costs): Likewise.
770 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
771 update call of mn10300_address_cost.
772 * mcore.c: Include df.h
773 (mcore_rtx_costs): Update prototype.
774 * score3.c: Include df.h
775 (score3_rtx_costs): Remove speed argument.
776 * score7.c: Include df.h
777 (score7_address_cost): Remove speed argument.
778 * score-protos.h (score_address_cost): Update prototype.
779 * score.c: Include df.h
780 (score_rtx_costs): Update call of costs functions.
781 * v850.c (v850_rtx_costs): Add bool argument.
783 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
785 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
787 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
789 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
790 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
792 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
794 * mkmap-flat.awk: Add option pe_dll.
795 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
796 * config/i386/t-cygwin (SHLIB_LC): Add.
797 * config/i386/t-mingw32 (SHLIB_LC): Add.
798 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
799 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
800 (LINK_SPEC): Support libgcc_s.
801 (LIBGCC_SPEC): Support libgcc_s.
802 (LIBGCC_SONAME): New.
804 2008-08-31 Jan Hubicka <jh@suse.cz>
806 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
807 mistakely had old version of patch.
809 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
810 (ipcp_estimate_growth): New.
811 (ipcp_insert_stage): Use ipcp_estimate_growth.
812 * profile.c (branch_prob): When reading failed, do not consider
815 2008-08-31 Jan Hubicka <jh@suse.cz>
817 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
818 loop is optimized for speed.
820 2008-08-31 Richard Guenther <rguenther@suse.de>
823 * fold-const.c (fold_binary): Retain conversions in folding
826 2008-08-31 Jan Hubicka <jh@suse.cz>
828 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
829 * predict.c (maybe_hot_frequency_p): Make inline.
830 (maybe_hot_count_p): Break out from ...
831 (maybe_hot_bb_p): ... this one.
832 (maybe_hot_edge_p): Simplify.
833 * basic-block.h (probably_cold_bb_p): Remove.
835 2008-08-31 Jakub Jelinek <jakub@redhat.com>
838 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
840 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
841 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
843 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
846 2008-08-31 Jan Hubicka <jh@suse.cz>
848 * predict.c (PROB_VERY_LIKELY): Make small enough so things
850 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
852 2008-08-31 Jakub Jelinek <jakub@redhat.com>
855 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
858 * dwarf2out.c (native_encode_initializer): Subtract min_index for
859 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
861 2008-08-31 Jan Hubicka <jh@suse.cz>
863 * sparc.h (BRANCH_COST): Fix macro definition.
864 * avr.c (avr_operand_rtx_cost): Add speed argument.
865 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
867 2008-08-31 Richard Guenther <rguenther@suse.de>
869 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
870 types instead of operands. Re-instantiate verifying of
871 binary expression operands.
873 2008-08-30 Jan Hubicka <jh@suse.cz>
875 * fwprop.c (should_replace_address): Add speed attribute.
876 (PR_OPTIMIZE_FOR_SPEED): New flag.
877 (propagate_rtx_1): Use it.
878 (propagate_rtx): Set it.
879 (try_fwprop_subst): Update call of rtx_costs.
880 (forward_propagate_and_simplify): LIkewise.
881 * hooks.c (hook_int_rtx_bool_0): New
882 (hook_bool_rtx_int_int_intp_false): Replace by ...
883 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
884 * hooks.h (hook_int_rtx_bool_0): New
885 (hook_bool_rtx_int_int_intp_false): Replace by ...
886 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
887 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
888 (prepare_cmp_insn): UPdate call of rtx_cost.
889 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
890 (reload_cse_simplify_operands): Update call of rtx_cost.
891 (reload_cse_move2add): call of rtx_cost.
892 * target.h (struct gcc_target): Update rtx_costs and address_costs.
893 * rtlanal.c (rtx_cost): Add speed argument.
894 (address_cost): Add speed argument
895 (default_address_cost): Likewise.
896 (insn_rtx_cost): Likewise.
897 * cfgloopanal.c (seq_cost): Add speed argument.
898 (target_reg_cost, target_spill_cost): Turn to array.
899 (init_set_costs): Update for speed.
900 (estimate_reg_pressure_cost): Add speed argument.
901 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
902 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
903 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
904 (seq_cost): Add speed argument.
905 (computation_cost): Add speed arugment.
906 (add_cost, multiply_by_const, get_address_cost): add speed argument.
907 (force_expr_to_var_cost): Update for profile info.
908 (force_var_cost): Likewise.
909 (split_address_cost): Likewise.
910 (ptr_difference_cost): Likewise.
911 (difference_cost): Likewise.
912 (get_computation_cost_at): Likewise.
913 (determine_iv_cost): Likewise.
914 (ivopts_global_cost_for_size): Likewise.
915 (rewrite_use_address): Likewise.
916 (tree_ssa_iv_optimize_loop): Initialize speed field.
917 * cse.c (optimize_this_for_speed_p): New static var.
918 (notreg_cost): Update call of rtx_cost.
919 (cse_extended_basic_block): set optimize_this_for_speed_p.
920 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
921 (noce_try_cmove_arith): Likewise.
922 (noce_try_sign_mask): LIkewise.
923 * expr.c (compress_float_constant): Update rtx_cost calls.
924 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
925 (addr_to_parts): Likewise.
926 (create_mem_ref): Likewise.
927 * dse.c (find_shift_sequence): Add speed argument.
928 (replace_read): Update call.
929 * calls.c (precompute_register_parameters): Update call of rtx_cost.
930 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
931 * neg_cost, shift_cost, shiftadd_cost,
932 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
933 mul_highpart_cost): Increase dimension.
934 (init_expmed): Initialize for both size and speed.
935 (expand_shift): Use profile.
936 (synth_mult): Use profile.
937 (choose_mult_variant): Use profile.
938 (expand_mult): Use profile.
939 (expand_mult_highpart_optab): Use profile.
940 (expand_mult_highpart): Use profile.
941 (expand_smod_pow2): Use profile.
942 (expand_divmod): Use profile.
943 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
944 * loop-invariant.c (create_new_invariant): Use profile.
945 (gain_for_invariant): Add speed parameter.
946 (best_gain_for_invariant): Likewise.
947 (find_invariants_to_move): Likewise.
948 (move_single_loop_invariants): Set it.
949 * target-def.h (TARGET_RTX_COSTS): Use hook.
950 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
951 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
952 * output.h (default_address_cost): Update prototype.
953 * combine.c (optimize_this_for_speed_p): New static var.
954 (combine_validate_cost): Update call of rtx_cost.
955 (combine_instructions): Set optimize_this_for_speed_p.
956 (expand_compound_operation): Update call of rtx_cost.
957 (make_extraction):Update call of rtx_cost.
958 (force_to_mode):Update call of rtx_cost.
959 (distribute_and_simplify_rtx):Update call of rtx_cost.
960 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
961 (estimate_reg_pressure_cost): Update prototype.
962 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
963 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
965 * config/alpha/alpha.c (alpha_rtx_costs): Update.
966 (alpha_rtx_costs): Update.
967 * config/frv/frv.c (frv_rtx_costs): Update.
968 * config/s390/s390.c (s390_rtx_costs): Update.
969 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
970 (m32c_rtx_costs): Update.
971 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
972 (spu_rtx_costs): Update.
973 * config/sparc/sparc.c (sparc_rtx_costs): Update.
974 * config/m32r/m32r.c (m32r_rtx_costs): Update.
975 * config/i386/i386.c (:ix86_address_cost): Update.
976 (ix86_rtx_costs): Update.
977 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
978 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
979 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
980 * config/crx/crx.c (crx_address_cost): Update.
981 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
982 * config/stormy16/stormy16.c
983 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
984 * config/m68hc11/m68hc11.c
985 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
986 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
987 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
988 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
989 * config/ia64/ia64.c (ia64_rtx_costs): Update.
990 * config/m68k/m68k.c (m68k_rtx_costs): Update.
991 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
992 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
993 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
994 (mcore_rtx_costs): update.
995 * config/score/score3.c (score3_rtx_costs): Update.
996 * config/score/score7.c (score7_rtx_costs): Update.
997 * config/score/score3.h (score3_rtx_costs):Update.
998 * config/score/score7.h (score7_rtx_costs): Update.
999 * config/score/score.c (score_rtx_costs): Update.
1000 * config/arm/arm.c (arm_address_cost): Update.
1001 (arm_rtx_costs_1): Update.
1002 (arm_rtx_costs_1): Update.
1003 (arm_size_rtx_costs): Update.
1004 (arm_size_rtx_costs): Update.
1005 (arm_size_rtx_costs): Update.
1006 (arm_xscale_rtx_costs): Update.
1007 (arm_thumb_address_cost): Update.
1008 * config/pa/pa.c (hppa_address_cost): Update.
1009 * config/mips/mips.c (mips_rtx_costs): Update.
1010 * config/vax/vax.c (vax_address_cost): Update.
1011 * config/h8300/h8300.c (h8300_shift_costs): Update.
1012 (h8300_rtx_costs): Update.
1013 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1014 (v850_rtx_costs): Update.
1015 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1016 * config/bfin/bfin.c
1017 (bfin_address_cost): Update.
1018 (bfin_rtx_costs): Update.
1019 * stmt.c (lshift_cheap_p): Update.
1021 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1024 * expmed.c (extract_bit_field_1): Check the mode size to make
1025 sure the vector modes have the same size.
1027 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1029 * dojump.c (top level): Include basic-block.h to declare
1030 optimize_insn_for_speed_p
1032 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1034 * opts.h (CL_SAVE): New option class for marking options that are
1035 target specific options usable in the target attribute.
1036 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1038 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1039 can easily find the target specific options that are safe to use
1040 in the attribute or pragma.
1042 * attribs.c (decl_attributes): Change #pragma GCC option to
1043 #pragma GCC target, and attribute((option(...))) to
1044 attribute((target(...))).
1046 * doc/extend.texi (target attribute): Change from option
1047 attribute. Delete push/pop/reset.
1048 (#pragma GCC target): Change from #pragma GCC option. Delete
1050 (#pragma GCC push_options): Document new pragma.
1051 (#pragma GCC pop_options): Document new pragma.
1052 (#pragma GCC reset_options): Document new pragma.
1054 * targhooks.c (default_target_option_valid_attribute_p): Add
1055 warning about port not supporting target attributes.
1056 (default_target_option_pragma_parse): New function, warn about
1057 #pragma GCC target not being supported.
1059 * targhooks.h (default_target_option_pragma_parse): Add
1062 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1063 TI_CURRENT_OPTION_PRAGMA.
1064 (current_target_pragma): Rename from current_option_pragma.
1066 * target.h: (struct target_option): Delete booleans for changing
1067 the optimization level on hot/cold functions. Change signature of
1068 pragma_parse hook to take a second tree.
1070 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1072 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1073 that the declaration is done at global scope.
1075 * langhooks.c (add_builtin_function_common): Move most of the code
1076 from add_builtin_function here, calling the hook passed in.
1077 (add_builtin_function): Call add_builtin_function_common with
1078 standard builtin hook.
1079 (add_builtin_function_ext_scope): New function to add builtins to
1082 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1084 (add_builtin_function_ext_scope): Add declaration.
1086 * c-pragma.c (handle_pragma_target): Rename from
1087 handle_pragma_option, #pragma GCC option is now #pragma GCC
1088 target. Move warning about port not supporting target options to
1089 default pragma parse hook. Remove push/pop/reset from this
1091 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1092 (option_stack): Delete static variable.
1093 (optimize_stack): Ditto.
1094 (optons_stack): New stack of saved target and optimization
1096 (handle_pragma_push_options): New function to handle pushing both
1097 target and optimization options.
1098 (handle_pragma_pop_options): New function to handle popping both
1099 target and optimization options.
1100 (handle_pragma_reset_options): New function to handle resetting
1101 both target and optimization options to their initial state.
1102 (init_pragma): Rename handle_pragma_option to
1103 handle_pragma_target. Add support for push_options, pop_options,
1104 and reset_options pragmas.
1106 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1107 default_target_option_pragma_parse.
1108 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1109 default_target_option_valid_attribute_p.
1110 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1111 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1112 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1113 optimization level on hot/cold functions.
1115 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1116 if the caller and callee have different optimization levels.
1118 * c-common.c (handle_target_attribute): Rename from
1119 handle_option_attribute, attribute((option(...))) is now
1120 attribute((target(...))). Move warning if the port does not
1121 support target attributes to the default hook.
1122 (handle_hot_attribute): Delete code to change the optimization
1123 level of hot functions.
1124 (handle_cold_attribute): Ditto.
1126 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1127 argument that is the binary tree options to use if there are no
1128 arguments. Call ix86_valid_target_attribute_tree instead of
1129 ix86_valid_option_attribute_tree.
1130 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1131 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1132 ix86_pragma_option_parse.
1134 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1135 Rename from ix86_valid_option_attribute_tree.
1137 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1138 new builtins when the ISA changes.
1139 (ix86_valid_target_attribute_tree): Rename from
1140 ix86_valid_option_attribute_tree. Change callers. If the
1141 function specified optimization options, use those as the starting
1142 point before setting up the target attributes. If the
1143 optimization options were changed in the course of setting the
1144 target attributes, record the new optimization options.
1145 (ix86_valid_target_attribute_tree_inner_p): Rename from
1146 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1147 ix86_add_new_builtins if the ISA changed.
1148 (ix86_valid_target_attribute_p): Rename from
1149 ix86_valid_option_attribute_p. Change callers.
1150 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1151 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1152 as delayed builtin functions.
1153 (struct builtin_isa): New structure to record builtin functions
1154 that should be delayed until the ISA for that function is used.
1155 (ix86_builtins_isa): Change from int to struct to track builtin
1156 functions we want to declare at some point.
1157 (def_builtin): If the front end can delay defining the builtin
1158 functions, don't create builtins for ISAs not part of the default
1160 (def_builtin_const): Ditto.
1161 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1162 __builtin_ia32_pcmov_v2di to be different builtin functions.
1163 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1164 a structure instead of an int.
1165 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1166 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1167 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1168 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1170 * config/ia64/ia64.h
1171 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1172 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1174 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1175 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1176 (LANG_HOOKS_INITIALIZER): Add
1177 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1179 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1182 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1183 the reload address with the index register for SFmode
1184 access with a displacement.
1186 2008-08-30 Jan Hubicka <jh@suse.cz>
1188 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1189 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1190 * dojump.c (do_jump): Likewise.
1191 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1192 (note-if_info): Add BRANCH_COST.
1193 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1194 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1195 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1197 * expr.h (BRANCH_COST): Update default.
1198 * predict.c (predictable_edge_p): New function.
1199 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1200 Update BRANCH_COST call.
1201 * basic-block.h (predictable_edge_p): Declare.
1202 * config/alpha/alpha.h (BRANCH_COST): Update.
1203 * config/frv/frv.h (BRANCH_COST): Update.
1204 * config/s390/s390.h (BRANCH_COST): Update.
1205 * config/spu/spu.h (BRANCH_COST): Update.
1206 * config/sparc/sparc.h (BRANCH_COST): Update.
1207 * config/m32r/m32r.h (BRANCH_COST): Update.
1208 * config/i386/i386.h (BRANCH_COST): Update.
1209 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1210 * config/sh/sh.h (BRANCH_COST): Update.
1211 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1212 * config/avr/avr.h (BRANCH_COST): Update.
1213 * config/crx/crx.h (BRANCH_COST): Update.
1214 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1215 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1216 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1217 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1218 * config/ia64/ia64.h (BRANCH_COST): Update.
1219 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1220 * config/arc/arc.h (BRANCH_COST): Update.
1221 * config/score/score.h (BRANCH_COST): Update.
1222 * config/arm/arm.h (BRANCH_COST): Update.
1223 * config/pa/pa.h (BRANCH_COST): Update.
1224 * config/mips/mips.h (BRANCH_COST): Update.
1225 * config/vax/vax.h (BRANCH_COST): Update.
1226 * config/h8300/h8300.h (BRANCH_COST): Update.
1227 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1228 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1229 * doc/tm.texi (BRANCH_COST): Update.
1231 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1234 * config/arm/arm.c (arm_optimization_options): Set
1235 flag_section_anchors to 2 instead of 1 to distinguish it from
1236 -fsection-anchors given explicitely on the command line.
1238 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1240 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1241 final insn of a split.
1243 2008-08-30 Jan Hubicka <jh@suse.cz>
1245 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1246 optimized for speed.
1247 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1248 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1249 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1250 flag_gcse_after_reload_set): New static vars.
1251 (common_handle_option): Enable those flags for profile-use.
1252 (decode_options): Remove optimize_size flags that are handled
1253 on higher granuality.
1254 * tree-vectorizer.c (vectorize_loops): Use
1255 optimize_loop_nest_for_speed_p.
1256 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1257 * tree-predcom.c (tree_predictive_commoning): Use
1258 optimize_loop_for_speed_p.
1259 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1260 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1261 * predict.c (optimize_loop_for_speed_p): Fix walk.
1263 2008-08-30 Jan Hubicka <jh@suse.cz>
1265 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1267 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1268 profile presence locally.
1270 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1273 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1274 versions before 4.0.
1276 2008-08-29 Jan Hubicka <jh@suse.cz>
1278 * tree-inline.c (insert_init_stmt): Insert sequence even when
1281 2008-08-29 Jeff Law <law@redhat.com>
1283 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1284 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1285 location and class is an FP register.
1287 2008-08-29 Jan Hubicka <jh@suse.cz>
1289 * see.c (see_merge_one_def_extension): Silence used uninitialized
1291 * matrix-reorg.c (check_allocation_function): Likewise.
1292 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1294 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1297 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1298 compute new & and | in type rather than TREE_TYPE (arg0).
1300 * dwarf2out.c (fortran_common): Update comment.
1301 (gen_variable_die): Swap com_die and var_die variables in Fortran
1302 COMMON block handling code.
1304 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1306 * dwarf2out.c (gen_const_die): New function.
1307 (size_of_die, value_format, output_die): Output larger
1308 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1309 (native_encode_initializer): New function.
1310 (tree_add_const_value_attribute): Call it.
1311 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1313 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1314 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1315 TREE_THIS_VOLATILE to add_type_attribute.
1317 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1319 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1322 * dwarf2out.c (loc_by_reference): New function.
1323 (add_location_or_const_value_attribute): Use it.
1326 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1327 as DW_TAG_variable children of DW_TAG_common_block rather than
1328 DW_TAG_member children. Put DW_AT_external to individual
1329 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1331 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1332 loc_descriptor_from_tree_1.
1336 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1337 arguments to imported_module_or_decl.
1338 (debug_nothing_tree_tree): Removed.
1339 (debug_nothing_tree_tree_tree_bool): New prototype.
1340 * debug.c (do_nothing_debug_hooks): Adjust.
1341 (debug_nothing_tree_tree): Removed.
1342 (debug_nothing_tree_tree_tree_bool): New function.
1343 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1344 (gen_variable_die): Put all common vars for the
1345 same COMMON block under one DW_TAG_common_block.
1346 (declare_in_namespace): Return new context_die, for Fortran
1347 return the module DIE instead of adding extra declarations into
1349 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1350 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1351 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1353 (dwarf2out_global_decl): Don't skip Fortran global vars.
1354 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1355 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1356 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1357 DW_TAG_imported_declaration as child of previous
1358 DW_TAG_imported_module.
1359 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1360 * sdbout.c (sdb_debug_hooks): Likewise.
1361 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1363 2008-08-29 Jan Hubicka <jh@suse.cz>
1365 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1367 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1368 * ipa-cp.c (n_cloning_candidates): New static variable.
1369 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1370 (ipcp_print_all_lattices): Improve debug output.
1371 (ipcp_cloning_candidate_p): New function.
1372 (ipcp_initialize_node_lattices): Use it.
1373 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1374 (ipcp_propagate_stage): Prettier debug output.
1375 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1376 (ipcp_print_all_structures): Remove.
1377 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1378 (ipcp_insert_stage): Prettier debug output; call
1379 cgraph_remove_unreachable_nodes before propagating.
1380 (pass_ipa_cp): Schedule function removal pass.
1381 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1383 (cgraph_maybe_hot_edge_p): Move to ...
1384 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1385 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1386 (common_handle_option): Set them; enable ipa-cp when profiling.
1387 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1388 (ipa_print_all_jump_functions): Likewise.
1389 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1390 (ipa_print_node_params, ipa_print_all_params): New.
1391 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1392 ipa_print_all_param_flags): Remove.
1393 (ipa_print_node_params, ipa_print_all_params): New.
1395 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1397 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1398 change from 2008-04-03.
1399 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1401 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1405 * ira-color.c (push_allocnos_to_stack): Truncate
1406 removed_splay_allocno_vec.
1408 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1411 * ira-color (ira_fast_allocation): Don't assign hard registers to
1414 2008-08-29 Jan Hubicka <jh@suse.cz>
1417 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1418 for cold internal loops.
1420 2008-08-29 Richard Guenther <rguenther@suse.de>
1422 * tree-ssa-structalias.c (create_variable_info_for): Do not
1423 create fields for heap vars or vars with a noalias state.
1424 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1427 2008-08-29 Richard Guenther <rguenther@suse.de>
1429 * common.opt (ftree-store-ccp): Mark as preserved for
1430 backward compatibility.
1431 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1432 * tree-pass.h (pass_store_ccp): Remove.
1433 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1434 (first_vdef): Remove declaration.
1435 (get_value_loaded_by): Likewise.
1436 * tree-ssa-ccp.c (do_store_ccp): Remove.
1437 (get_default_value): Simplify as do_store_ccp is always false
1438 now. Do not initialize mem_ref.
1439 (set_value_varying): Likewise.
1440 (canonicalize_float_value): Likewise.
1441 (set_lattice_value): Likewise.
1442 (likely_value): Likewise.
1443 (surely_varying_stmt_p): Likewise.
1444 (ccp_initialize): Likewise.
1445 (ccp_lattice_meet): Likewise.
1446 (ccp_visit_phi_node): Likewise.
1447 (ccp_fold): Likewise.
1448 (evaluate_stmt): Likewise.
1449 (visit_assignment): Likewise.
1450 (ccp_visit_stmt): Likewise.
1451 (execute_ssa_ccp): Fold into ...
1452 (do_ssa_ccp): ... this.
1453 (do_ssa_store_ccp): Remove.
1454 (gate_store_ccp): Likewise.
1455 (pass_store_ccp): Likewise.
1456 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1458 * tree-ssa-propagate.c (first_vdef): Remove.
1459 (get_value_loaded_by): Likewise.
1460 (replace_vuses_in): Likewise.
1461 (substitute_and_fold): Do not call replace_vuses_in.
1462 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1464 2008-08-29 Richard Guenther <rguenther@suse.de>
1467 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1468 PARAM_NOALIAS tags with is_heapvar.
1469 * tree-ssa-operands.c (access_can_touch_variable): Offset
1470 based tests do not apply for heapvars. Fix offset test.
1472 2008-08-29 Jan Hubicka <jh@suse.cz>
1474 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1475 (-fipa-cp-clone): Enabled by default at -O3.
1476 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1477 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1479 2008-08-29 Jan Hubicka <jh@suse.cz>
1481 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1483 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1485 * gimple.c (giple_copy_call_skip_args): New function.
1486 (giple_copy_call_skip_args): Declare.
1488 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1489 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1490 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1491 (ipcp_create_replace_map): Improve debug output.
1492 (ipcp_need_redirect_p): Return false when not clonning.
1493 (ipcp_update_callgraph): Skip args.
1494 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1496 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1497 (save_inline_function_body): Update call of tree_function_versioning.
1498 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1499 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1500 (tree_function_versioning): Likewise.
1501 * tree-inline.h (tree_function_versioning): Update prototype.
1503 2008-08-29 Jan Hubicka <jh@suse.cz>
1505 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1506 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1507 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1508 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1509 * value-prof.c (gimple_divmod_fixed_value_transform,
1510 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1511 gimple_stringops_transform): Use optimize_bb_for_size_p.
1512 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1513 * final.c (compute_alignments): Use optimize_function_for_size_p.
1514 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1515 (fold_builtin_strcpy, fold_builtin_fputs): Use
1516 optimize_function_for_size_p.
1517 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1518 * recog.c (relax_delay_slots): Likewise.
1519 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1520 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1521 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1522 optimize_function_for_size_p.
1523 (cgraph_decide_inlining_of_small_function): Use
1524 optimize_function_for_size_p.
1525 * global.c (find_reg): Use optimize_function_for_size_p.
1526 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1527 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1528 flag_prefetch_loop_arrays. Those can work it out from profile.
1529 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1530 optimize_loop_for_speed_p.
1531 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1533 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1534 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1535 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1536 * local-alloc.c (block_alloc): Pass BB pointer.
1537 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1538 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1539 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1540 (decide_peel_completely): Likewise.
1541 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1542 optimize_loop_for_size_p.
1543 (vect_enhance_data_refs_alignment): Likewise.
1544 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1545 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1546 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1547 (try_crossjump_bb): Use optimize_bb_for_size_p.
1548 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1549 optimize_loop_for_speed_p.
1550 * bb-reorder.c (find_traces_1_round): Likewise.
1551 (copy_bb): Use optimize_bb_for_speed_p.
1552 (duplicate_computed_gotos): Likewise.
1553 * basic-block.h (optimize_loop_nest_for_size_p,
1554 optimize_loop_nest_for_speed_p): New.
1555 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1557 2008-08-29 Tristan Gingold <gingold@adacore.com>
1559 * gcov.c (main): Call expandargv.
1561 2008-08-29 Jan Hubicka <jh@suse.cz>
1563 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1565 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1567 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1568 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1570 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1572 2008-08-29 Jan Hubicka <jh@suse.cz>
1574 * tree-pass.h (pass_strip_predict_hints): Declare.
1575 * predict.c (strip_builtin_expect): Rename to ...
1576 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1577 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1578 (tree_estimate_probability): Do not strip builtin_expect.
1579 (pass_strip_predict_hints): New pass.
1580 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1582 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1584 2008-08-29 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/37207
1587 * tree-vrp.c (extract_range_from_binary_expr): Also try
1588 to constant fold if only one of the operands is a constant.
1590 2008-08-29 Nick Clifton <nickc@redhat.com>
1592 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1593 the same way as SYMBOL_REFs.
1595 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1597 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1599 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1601 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1602 * config/mips/mips.md (branch_likely): Remove const. Fix
1604 (define_delay for type "branch"): Change to only apply for branch
1605 with likely variant.
1606 (define_delay for type "branch" and "branch_likely" no). New delay
1608 (equality_op): New code iterator.
1609 (bbv, bbinv): New code attributes.
1610 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1613 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1614 Andrew Pinski <pinskia@gcc.gnu.org>
1617 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1619 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1621 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1622 rule that a symbolic constant must be defined and >= 0 for the
1623 corresponding facility to be present at compile-time.
1624 * gthr-posix.c: Likewise.
1626 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1628 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1629 * config/mips/mips.md (D): New mode attribute.
1630 (mulsi3, muldi3): Merge it into ...
1631 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1633 (muldi3_mul3): New pattern.
1634 (mulsi3_mult3): Rename to mulsi3_mul3.
1636 2008-08-28 Jan Hubicka <jh@suse.cz>
1638 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1640 * predict.c (always_optimize_for_size_p): Rename to ...
1641 (optimize_function_for_size): ... this one; make extern.
1642 (optimize_function_for_speed_p): New.
1643 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1644 optimize_edge_for_size_p,optimize_edge_for_size_p,
1645 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1646 * basic-block.h (optimize_function_for_size_p,
1647 optimize_function_for_speed_p): Declare.
1648 * i386.md (optimize_size checks): Replace them by appropriate
1650 (standard_80387_constant_p, ix86_compute_frame_layout,
1651 ix86_expand_epilogue, ix86_decompose_address,
1652 print_operand, emit_i387_cw_initialization,
1653 inline_memory_move_cost, ix86_pad_returns,
1654 ix86_reorg): Replace optimize_size checks.
1656 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1658 * rtl.h (simplify_subreg_regno): Declare.
1659 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1660 * simplify-rtx.c (simplify_subreg): ...here.
1661 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1662 subreg_offset_representable_p.
1664 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1667 * c-typeck.c (convert_for_assignment): Give a note describing what
1668 was passed and what was expected.
1670 2008-08-28 Joey Ye <joey.ye@intel.com>
1672 * doc/extend.texi: Document AVX built-in functions.
1673 * doc/invoke.texi: Document -mavx.
1675 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1676 Joey Ye <joey.ye@intel.com>
1677 Xuepeng Guo <xuepeng.guo@intel.com>
1679 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1681 * config/i386/cpuid.h (bit_FMA): New.
1682 (bit_XSAVE): Likewise.
1683 (bit_OSXSAVE): Likewise.
1684 (bit_AVX): Likewise.
1686 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1687 define. Use ASM_OUTPUT_AVX_PREFIX.
1689 * config/i386/gmmintrin.h: New.
1691 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1692 (OPTION_MASK_ISA_AVX_SET): New.
1693 (OPTION_MASK_ISA_FMA_SET): Likewise.
1694 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1695 (OPTION_MASK_ISA_FMA_SET): Likewise.
1696 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1697 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1698 (pta_flags): Add PTA_AVX and PTA_FMA.
1699 (override_options): Handle PTA_AVX and PTA_FMA.
1700 (init_cumulative_args): Handle warn_avx.
1701 (classify_argument): Return 0 for COImode and OImode. Return
1702 1 and X86_64_AVX_CLASS for 256bit vector types.
1703 (examine_argument): Handle X86_64_AVX_CLASS.
1704 (construct_container): Likewise.
1705 (function_arg_advance_32): Pass OImode and 256bit vector types
1707 (function_arg_advance_64): Take a new argument to indicate if a
1708 parameter is named. Handle 256bit vector types. Return
1709 immediately for unnamed 256bit vector mode parameters.
1710 (function_arg_advance): Updated.
1711 (function_arg_32): Add comments for TImode. Handle OImode
1712 and 256bit vector types.
1713 (function_arg_64): Take a new argument to indicate if a
1714 parameter is named. Handle 256bit vector types. Return NULL
1715 for unnamed 256bit vector mode parameters.
1716 (function_arg): Updated.
1717 (setup_incoming_varargs_64): Support
1718 AVX encoding for *sse_prologue_save_insn.
1719 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1720 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1721 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1722 enabled, otherwise return -3.
1723 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1725 (print_reg): Support AVX registers. Handle 'x' and 't'.
1726 Handle 'd' to duplicate the operand.
1727 (print_operand): Likewise. Also support AVX vector compare
1729 (output_387_binary_op): Support AVX.
1730 (output_fp_compare): Likewise.
1731 (ix86_expand_vector_move_misalign): Likewise.
1732 (ix86_attr_length_vex_default): New.
1733 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1734 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1735 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1736 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1737 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1738 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1739 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1740 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1741 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1742 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1743 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1744 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1745 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1746 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1747 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1748 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1749 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1750 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1751 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1752 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1753 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1754 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1755 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1756 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1757 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1758 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1759 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1760 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1761 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1762 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1763 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1764 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1765 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1766 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1767 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1768 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1769 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1770 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1771 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1772 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1773 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1774 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1775 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1776 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1777 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1778 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1779 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1780 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1781 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1782 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1783 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1784 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1785 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1786 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1787 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1788 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1789 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1790 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1791 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1792 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1793 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1794 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1795 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1796 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1797 and IX86_BUILTIN_MOVMSKPS256,
1798 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1799 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1800 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1801 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1802 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1803 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1804 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1805 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1806 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1807 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1808 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1809 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1810 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1811 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1812 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1813 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1814 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1815 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1816 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1817 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1818 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1819 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1820 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1821 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1822 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1823 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1824 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1825 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1826 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1827 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1828 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1829 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1830 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1831 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1832 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1833 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1834 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1835 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1836 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1837 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1838 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1839 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1840 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1841 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1842 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1843 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1844 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1845 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1846 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1847 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1848 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1849 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1850 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1851 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1852 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1853 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1854 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1855 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1857 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1858 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1859 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1860 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1861 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1862 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1863 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1864 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1865 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1866 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1867 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1868 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1869 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1870 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1871 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1872 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1873 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1874 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1875 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1876 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1877 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1878 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1879 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1880 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1881 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1882 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1883 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1884 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1885 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1886 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1887 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1888 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1889 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1890 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1891 IX86_BUILTIN_MOVMSKPS256.
1892 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1893 (ix86_expand_args_builtin): Likewise.
1894 (ix86_expand_special_args_builtin): Likewise.
1895 (ix86_hard_regno_mode_ok): Handle AVX modes.
1896 (ix86_expand_vector_init_duplicate): Likewise.
1897 (ix86_expand_vector_init_one_nonzero): Likewise.
1898 (ix86_expand_vector_init_one_var): Likewise.
1899 (ix86_expand_vector_init_concat): Likewise.
1900 (ix86_expand_vector_init_general): Likewise.
1901 (ix86_expand_vector_set): Likewise.
1902 (ix86_vector_mode_supported_p): Likewise.
1903 (x86_extended_reg_mentioned_p): Check INSN_P before using
1906 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1907 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1909 * config/i386/i386.h (TARGET_AVX): New.
1910 (TARGET_FMA): Likewise.
1911 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1912 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1913 (VALID_AVX256_REG_MODE): New.
1914 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1915 (AVX_FLOAT_MODE_P): Likewise.
1916 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1917 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1918 (AVX_VEC_FLOAT_MODE_P): Likewise.
1919 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1920 (ASM_OUTPUT_OPCODE): Likewise.
1921 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1923 (SSE_REG_MODE_P): Allow 256bit vector modes.
1924 (ix86_args): Add a warn_avx field.
1926 * config/i386/i386.md (UNSPEC_PCMP): New.
1927 (UNSPEC_VPERMIL): Likewise.
1928 (UNSPEC_VPERMIL2): Likewise.
1929 (UNSPEC_VPERMIL2F128): Likewise.
1930 (UNSPEC_MASKLOAD): Likewise.
1931 (UNSPEC_MASKSTORE): Likewise.
1932 (UNSPEC_CAST): Likewise.
1933 (UNSPEC_VTESTP): Likewise.
1934 (UNSPECV_VZEROALL): Likewise.
1935 (UNSPECV_VZEROUPPER): Likewise.
1936 (XMM0_REG): Likewise.
1937 (XMM1_REG): Likewise.
1938 (XMM2_REG): Likewise.
1939 (XMM3_REG): Likewise.
1940 (XMM4_REG): Likewise.
1941 (XMM5_REG): Likewise.
1942 (XMM6_REG): Likewise.
1943 (XMM8_REG): Likewise.
1944 (XMM9_REG): Likewise.
1945 (XMM10_REG): Likewise.
1946 (XMM11_REG): Likewise.
1947 (XMM12_REG): Likewise.
1948 (XMM13_REG): Likewise.
1949 (XMM14_REG): Likewise.
1950 (XMM15_REG): Likewise.
1952 (prefix_vex_imm8): Likewise.
1953 (prefix_vex_w): Likewise.
1954 (length_vex): Likewise.
1957 (*avx_ashlti3): Likewise.
1958 (*avx_lshrti3): Likewise.
1959 (*avx_setcc<mode>): Likewise.
1960 (*fop_<mode>_comm_mixed_avx): Likewise.
1961 (*fop_<mode>_comm_avx): Likewise.
1962 (*fop_<mode>_1_mixed_avx): Likewise.
1963 (*fop_<mode>_1_avx): Likewise.
1964 (*avx_<code><mode>3): Likewise.
1965 (*avx_ieee_smin<mode>3): Likewise.
1966 (*avx_ieee_smax<mode>3): Likewise.
1967 (mode): Add OI, V8SF and V4DF.
1968 (length): Support VEX prefix.
1969 (*cmpfp_i_mixed): Set prefix attribute.
1970 (*cmpfp_i_sse): Likewise.
1971 (*cmpfp_iu_mixed): Likewise.
1972 (*cmpfp_iu_sse): Likewise.
1973 (*movsi_1): Support AVX.
1974 (*movdi_2): Likewise.
1975 (*movdi_1_rex64): Likewise.
1976 (*movti_internal): Likewise.
1977 (*movti_rex64): Likewise.
1978 (*movsf_1): Likewise.
1979 (*movdf_nointeger): Likewise.
1980 (*movdf_integer_rex64): Likewise.
1981 (*movtf_internal): Likewise.
1982 (zero_extendsidi2_32): Likewise.
1983 (zero_extendsidi2_rex64): Likewise.
1984 (*extendsfdf2_mixed): Likewise.
1985 (*extendsfdf2_sse): Likewise.
1986 (*truncdfsf_fast_mixed): Likewise.
1987 (*truncdfsf_fast_sse): Likewise.
1988 (*truncdfsf_mixed): Likewise.
1989 (fix_trunc<mode>di_sse): Likewise.
1990 (fix_trunc<mode>si_sse): Likewise.
1991 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1992 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1993 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1994 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1995 (*rcpsf2_sse): Likewise.
1996 (*rsqrtsf2_sse): Likewise.
1997 (*sqrt<mode>2_sse): Likewise.
1998 (sse4_1_round<mode>2): Likewise.
1999 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2000 Support AVX. Set length attribute properly for AVX.
2002 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2003 (VECTOR_MODES (FLOAT, 32)): Likewise.
2004 (VECTOR_MODE (INT, DI, 8)): Likewise.
2005 (VECTOR_MODE (INT, HI, 32)): Likewise.
2006 (VECTOR_MODE (INT, QI, 64)): Likewise.
2007 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2008 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2009 (VECTOR_MODE (INT, DI, 4)): Removed.
2010 (VECTOR_MODE (INT, SI, 8)): Likewise.
2011 (VECTOR_MODE (INT, HI, 16)): Likewise.
2012 (VECTOR_MODE (INT, QI, 32)): Likewise.
2013 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2014 (INT_MODE (OI, 32)): Likewise.
2016 * config/i386/i386.opt (mavx): New.
2019 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2021 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2022 (*mov<mode>_internal_avx): New.
2023 (*movv2sf_internal_rex64_avx): Likewise.
2024 (*movv2sf_internal_avx): Likewise.
2026 * config/i386/predicates.md (const_4_to_5_operand): New.
2027 (const_6_to_7_operand): Likewise.
2028 (const_8_to_11_operand): Likewise.
2029 (const_12_to_15_operand): Likewise.
2030 (avx_comparison_float_operator): Likewise.
2032 * config/i386/sse.md (AVX256MODEI): New.
2033 (AVX256MODE): Likewise.
2034 (AVXMODEQI): Likewise.
2035 (AVXMODE): Likewise.
2036 (AVX256MODEF2P): Likewise.
2037 (AVX256MODE2P): Likewise.
2038 (AVX256MODE4P): Likewise.
2039 (AVX256MODE8P): Likewise.
2040 (AVXMODEF2P): Likewise.
2041 (AVXMODEF4P): Likewise.
2042 (AVXMODEDCVTDQ2PS): Likewise.
2043 (AVXMODEDCVTPS2DQ): Likewise.
2044 (avxvecmode): Likewise.
2045 (avxvecpsmode): Likewise.
2046 (avxhalfvecmode): Likewise.
2047 (avxscalarmode): Likewise.
2048 (avxcvtvecmode): Likewise.
2049 (avxpermvecmode): Likewise.
2050 (avxmodesuffixf2c): Likewise.
2051 (avxmodesuffixp): Likewise.
2052 (avxmodesuffixs): Likewise.
2053 (avxmodesuffix): Likewise.
2054 (vpermilbits): Likewise.
2055 (pinsrbits): Likewise.
2056 (mov<mode>): Likewise.
2057 (*mov<mode>_internal): Likewise.
2058 (push<mode>1): Likewise.
2059 (movmisalign<mode>): Likewise.
2060 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2061 (avx_movdqu<avxmodesuffix>): Likewise.
2062 (avx_lddqu<avxmodesuffix>): Likewise.
2063 (<plusminus_insn><mode>3): Likewise.
2064 (*avx_<plusminus_insn><mode>3): Likewise.
2065 (*avx_vm<plusminus_insn><mode>3): Likewise.
2066 (mul<mode>3): Likewise.
2067 (*avx_mul<mode>3): Likewise.
2068 (*avx_vmmul<mode>3): Likewise.
2069 (divv8sf3): Likewise.
2070 (divv4df3): Likewise.
2071 (avx_div<mode>3): Likewise.
2072 (*avx_div<mode>3): Likewise.
2073 (*avx_vmdiv<mode>3): Likewise.
2074 (avx_rcpv8sf2): Likewise.
2075 (*avx_vmrcpv4sf2): Likewise.
2076 (sqrtv8sf2): Likewise.
2077 (avx_sqrtv8sf2): Likewise.
2078 (*avx_vmsqrt<mode>2): Likewise.
2079 (rsqrtv8sf2): Likewise.
2080 (avx_rsqrtv8sf2): Likewise.
2081 (*avx_vmrsqrtv4sf2): Likewise.
2082 (<code><mode>3): Likewise.
2083 (*avx_<code><mode>3_finite): Likewise.
2084 (*avx_<code><mode>3): Likewise.
2085 (*avx_vm<code><mode>3): Likewise.
2086 (*avx_ieee_smin<mode>3): Likewise.
2087 (*avx_ieee_smax<mode>3): Likewise.
2088 (avx_addsubv8sf3): Likewise.
2089 (avx_addsubv4df3): Likewise.
2090 (*avx_addsubv4sf3): Likewise.
2091 (*avx_addsubv2df3): Likewise.
2092 (avx_h<plusminus_insn>v4df3): Likewise.
2093 (avx_h<plusminus_insn>v8sf3): Likewise.
2094 (*avx_h<plusminus_insn>v4sf3): Likewise.
2095 (*avx_h<plusminus_insn>v2df3): Likewise.
2096 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2097 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2098 (*avx_maskcmp<mode>3): Likewise.
2099 (avx_nand<mode>3): Likewise.
2100 (*avx_<code><mode>3): Likewise.
2101 (*avx_nand<mode>3): Likewise.
2102 (*avx_<code><mode>3): Likewise.
2103 (*avx_cvtsi2ss): Likewise.
2104 (*avx_cvtsi2ssq): Likewise.
2105 (*avx_cvtsi2sd): Likewise.
2106 (*avx_cvtsi2sdq): Likewise.
2107 (*avx_cvtsd2ss): Likewise.
2108 (avx_cvtss2sd): Likewise.
2109 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2110 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2111 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2112 (*avx_cvtsi2sd): Likewise.
2113 (*avx_cvtsi2sdq): Likewise.
2114 (avx_cvtdq2pd256): Likewise.
2115 (avx_cvtpd2dq256): Likewise.
2116 (avx_cvttpd2dq256): Likewise.
2117 (*avx_cvtsd2ss): Likewise.
2118 (*avx_cvtss2sd): Likewise.
2119 (avx_cvtpd2ps256): Likewise.
2120 (avx_cvtps2pd256): Likewise.
2121 (*avx_movhlps): Likewise.
2122 (*avx_movlhps): Likewise.
2123 (avx_unpckhps256): Likewise.
2124 (*avx_unpckhps): Likewise.
2125 (avx_unpcklps256): Likewise.
2126 (*avx_unpcklps): Likewise.
2127 (avx_movshdup256): Likewise.
2128 (avx_movsldup256): Likewise.
2129 (avx_shufps256): Likewise.
2130 (avx_shufps256_1): Likewise.
2131 (*avx_shufps_<mode>): Likewise.
2132 (*avx_loadhps): Likewise.
2133 (*avx_storelps): Likewise.
2134 (*avx_loadlps): Likewise.
2135 (*avx_movss): Likewise.
2136 (*vec_dupv4sf_avx): Likewise.
2137 (*vec_concatv2sf_avx): Likewise.
2138 (*vec_concatv4sf_avx): Likewise.
2139 (*vec_setv4sf_0_avx): Likewise.
2140 (*vec_setv4sf_avx): Likewise.
2141 (*avx_insertps): Likewise.
2142 (avx_vextractf128<mode>): Likewise.
2143 (vec_extract_lo_<mode>): Likewise.
2144 (vec_extract_hi_<mode>): Likewise.
2145 (vec_extract_lo_<mode>): Likewise.
2146 (vec_extract_hi_<mode>): Likewise.
2147 (vec_extract_lo_v16hi): Likewise.
2148 (vec_extract_hi_v16hi): Likewise.
2149 (vec_extract_lo_v32qi): Likewise.
2150 (vec_extract_hi_v32qi): Likewise.
2151 (avx_unpckhpd256): Likewise.
2152 (*avx_unpckhpd): Likewise.
2153 (avx_movddup256): Likewise.
2154 (*avx_movddup): Likewise.
2155 (avx_unpcklpd256): Likewise.
2156 (*avx_unpcklpd): Likewise.
2157 (avx_shufpd256): Likewise.
2158 (avx_shufpd256_1): Likewise.
2159 (*avx_punpckhqdq): Likewise.
2160 (*avx_punpcklqdq): Likewise.
2161 (*avx_shufpd_<mode>): Likewise.
2162 (*avx_storehpd): Likewise.
2163 (*avx_loadhpd): Likewise.
2164 (*avx_loadlpd): Likewise.
2165 (*avx_movsd): Likewise.
2166 (*vec_concatv2df_avx): Likewise.
2167 (*avx_<plusminus_insn><mode>3): Likewise.
2168 (*avx_<plusminus_insn><mode>3): Likewise.
2169 (*avx_mulv8hi3): Likewise.
2170 (*avxv8hi3_highpart): Likewise.
2171 (*avx_umulv8hi3_highpart): Likewise.
2172 (*avx_umulv2siv2di3): Likewise.
2173 (*avx_mulv2siv2di3): Likewise.
2174 (*avx_pmaddwd): Likewise.
2175 (*avx_mulv4si3): Likewise.
2176 (*avx_ashr<mode>3): Likewise.
2177 (*avx_lshr<mode>3): Likewise.
2178 (*avx_ashl<mode>3): Likewise.
2179 (*avx_<code><mode>3): Likewise.
2180 (*avx_eq<mode>3): Likewise.
2181 (*avx_gt<mode>3): Likewise.
2182 (*avx_nand<mode>3): Likewise.
2183 (*avx_nand<mode>3): Likewise.
2184 (*avx_<code><mode>3): Likewise.
2185 (*avx_<code><mode>3): Likewise.
2186 (*avx_packsswb): Likewise.
2187 (*avx_packssdw): Likewise.
2188 (*avx_packuswb): Likewise.
2189 (*avx_punpckhbw): Likewise.
2190 (*avx_punpcklbw): Likewise.
2191 (*avx_punpckhwd): Likewise.
2192 (*avx_punpcklwd): Likewise.
2193 (*avx_punpckhdq): Likewise.
2194 (*avx_punpckldq): Likewise.
2195 (*avx_pinsr<avxmodesuffixs>): Likewise.
2196 (*avx_pinsrq): Likewise.
2197 (*avx_loadld): Likewise.
2198 (*vec_extractv2di_1_rex64_avx): Likewise.
2199 (*vec_extractv2di_1_avx): Likewise.
2200 (*vec_dupv2di_avx): Likewise.
2201 (*vec_concatv2si_avx): Likewise.
2202 (*vec_concatv4si_1_avx): Likewise.
2203 (*vec_concatv2di_avx): Likewise.
2204 (*vec_concatv2di_rex64_avx): Likewise.
2205 (*avx_uavgv16qi3): Likewise.
2206 (*avx_uavgv8hi3): Likewise.
2207 (*avx_psadbw): Likewise.
2208 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2209 (*avx_phaddwv8hi3): Likewise.
2210 (*avx_phadddv4si3): Likewise.
2211 (*avx_phaddswv8hi3): Likewise.
2212 (*avx_phsubwv8hi3): Likewise.
2213 (*avx_phsubdv4si3): Likewise.
2214 (*avx_phsubswv8hi3): Likewise.
2215 (*avx_pmaddubsw128): Likewise.
2216 (*avx_pmulhrswv8hi3): Likewise.
2217 (*avx_pshufbv16qi3): Likewise.
2218 (*avx_psign<mode>3): Likewise.
2219 (*avx_palignrti): Likewise.
2220 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2221 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2222 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2223 (*avx_mpsadbw): Likewise.
2224 (*avx_packusdw): Likewise.
2225 (*avx_pblendvb): Likewise.
2226 (*avx_pblendw): Likewise.
2227 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2228 (avx_ptest256): Likewise.
2229 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2230 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2231 (*avx_aesenc): Likewise.
2232 (*avx_aesenclast): Likewise.
2233 (*avx_aesdec): Likewise.
2234 (*avx_aesdeclast): Likewise.
2235 (avx_vzeroupper): Likewise.
2236 (avx_vzeroupper_rex64): Likewise.
2237 (avx_vpermil<mode>): Likewise.
2238 (avx_vpermilvar<mode>3): Likewise.
2239 (avx_vpermil2<mode>3): Likewise.
2240 (avx_vperm2f128<mode>3): Likewise.
2241 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2242 (avx_vbroadcastss256): Likewise.
2243 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2244 (avx_vinsertf128<mode>): Likewise.
2245 (vec_set_lo_<mode>): Likewise.
2246 (vec_set_hi_<mode>): Likewise.
2247 (vec_set_lo_<mode>): Likewise.
2248 (vec_set_hi_<mode>): Likewise.
2249 (vec_set_lo_v16hi): Likewise.
2250 (vec_set_hi_v16hi): Likewise.
2251 (vec_set_lo_v32qi): Likewise.
2252 (vec_set_hi_v32qi): Likewise.
2253 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2254 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2255 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2256 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2257 (vec_init<mode>): Likewise.
2258 (*vec_concat<mode>_avx): Likewise.
2259 (blendbits): Support V8SF and V4DF.
2260 (sse2_movq128): Support AVX.
2261 (<sse>_movnt<mode>): Likewise.
2262 (sse2_movntv2di): Likewise.
2263 (sse_rcpv4sf2): Likewise.
2264 (sse_sqrtv4sf2): Likewise.
2265 (sse_rsqrtv4sf2): Likewise.
2266 (<sse>_comi): Likewise.
2267 (<sse>_ucomi): Likewise.
2268 (sse_cvtss2si): Likewise.
2269 (sse_cvtss2si_2): Likewise.
2270 (sse_cvtss2siq): Likewise.
2271 (sse_cvtss2siq_2): Likewise.
2272 (sse_cvttss2si): Likewise.
2273 (sse_cvttss2siq): Likewise.
2274 (sse2_cvtsd2si): Likewise.
2275 (sse2_cvtsd2si_2): Likewise.
2276 (sse2_cvtsd2siq): Likewise.
2277 (sse2_cvtsd2siq_2): Likewise.
2278 (sse2_cvttsd2si): Likewise.
2279 (sse2_cvttsd2siq): Likewise.
2280 (sse2_cvtdq2pd): Likewise.
2281 (*sse2_cvtpd2dq): Likewise.
2282 (*sse2_cvttpd2dq): Likewise.
2283 (*sse2_cvtpd2ps): Likewise.
2284 (sse2_cvtps2pd): Likewise.
2285 (sse3_movshdup): Likewise.
2286 (sse3_movsldup): Likewise.
2287 (sse_storehps): Likewise.
2288 (*sse4_1_extractps): Likewise.
2289 (sse2_storelpd): Likewise.
2290 (vec_dupv2df_sse3): Likewise.
2291 (*vec_concatv2df_sse3): Likewise.
2292 (*sse4_1_pextrb): Likewise.
2293 (*sse4_1_pextrb_memory): Likewise.
2294 (*sse2_pextrw): Likewise.
2295 (*sse4_1_pextrw_memory): Likewise.
2296 (*sse4_1_pextrd): Likewise.
2297 (*sse4_1_pextrq): Likewise.
2298 (sse2_pshufd_1): Likewise.
2299 (sse2_pshuflw_1): Likewise.
2300 (sse2_pshufhw_1): Likewise.
2301 (*sse2_storeq_rex64): Likewise.
2302 (*vec_dupv4si): Likewise.
2303 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2304 (sse2_pmovmskb): Likewise.
2305 (*sse2_maskmovdqu): Likewise.
2306 (*sse2_maskmovdqu_rex64): Likewise.
2307 (sse_ldmxcsr): Likewise.
2308 (sse_stmxcsr): Likewise.
2309 (abs<mode>2): Likewise.
2310 (sse4_1_movntdqa): Likewise.
2311 (sse4_1_phminposuw): Likewise.
2312 (sse4_1_extendv8qiv8hi2): Likewise.
2313 (*sse4_1_extendv8qiv8hi2): Likewise.
2314 (sse4_1_extendv4qiv4si2): Likewise.
2315 (*sse4_1_extendv4qiv4si2): Likewise.
2316 (sse4_1_extendv2qiv2di2): Likewise.
2317 (*sse4_1_extendv2qiv2di2): Likewise.
2318 (sse4_1_extendv4hiv4si2): Likewise.
2319 (*sse4_1_extendv4hiv4si2): Likewise.
2320 (sse4_1_extendv2hiv2di2): Likewise.
2321 (*sse4_1_extendv2hiv2di2): Likewise.
2322 (sse4_1_extendv2siv2di2): Likewise.
2323 (*sse4_1_extendv2siv2di2): Likewise.
2324 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2325 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2326 (sse4_1_zero_extendv4qiv4si2): Likewise.
2327 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2328 (sse4_1_zero_extendv2qiv2di2): Likewise.
2329 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2330 (sse4_1_zero_extendv4hiv4si2): Likewise.
2331 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2332 (sse4_1_zero_extendv2hiv2di2): Likewise.
2333 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2334 (sse4_1_zero_extendv2siv2di2): Likewise.
2335 (*sse4_1_zero_extendv2siv2di2): Likewise.
2336 (sse4_1_ptest): Likewise.
2337 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2338 (sse4_2_pcmpestri): Likewise.
2339 (sse4_2_pcmpestrm): Likewise.
2340 (sse4_2_pcmpistri): Likewise.
2341 (sse4_2_pcmpistrm): Likewise.
2343 (aeskeygenassist): Likewise.
2345 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/predicates.md (vzeroall_operation): New.
2349 * config/i386/sse.md (avx_vzeroall): New.
2350 (*avx_vzeroall): Likewise.
2352 2008-08-28 Paul Brook <paul@codesourcery.com>
2353 Mark Shinwell <shinwell@codesourcery.com>
2354 Richard Earnshaw <richard.earnshaw@arm.com>
2356 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2357 (TARGET_MIN_ANCHOR_OFFSET): New.
2358 (arm_override_options): Set correct anchor ranges for Thumb-1
2359 and Thumb-2 if required.
2360 (legitimize_pic_address): Handle case involving a TLS symbol
2361 reference with an addend.
2362 (arm_optimization_options): Enable section anchors at -O1 and
2364 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2365 * config/arm/arm-protos.h (arm_optimization_options): New.
2367 2008-08-28 Nick Clifton <nickc@redhat.com>
2369 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2370 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2373 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2374 * config/v850/v850.md (return): Remove frame size restriction.
2376 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2378 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2380 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2382 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2384 2008-08-28 Paul Brook <paul@codesourcery.com>
2386 * config/arm/vfp11.md: Update license notice.
2387 * config/arm/cortex-r4.md: Ditto.
2389 2008-08-28 Richard Guenther <rguenther@suse.de>
2391 PR tree-optimization/37207
2392 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2395 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2398 * tree.c (int_fits_type_p): Don't forget unsigned integers
2399 of type sizetype which higher end word equals -1.
2401 2008-08-28 Ira Rosen <irar@il.ibm.com>
2403 * target.h (struct vectorize): Add new target builtin.
2404 * tree-vectorizer.c (destroy_loop_vec_info): Call
2405 vect_free_slp_instance instead of vect_free_slp_node.
2406 * tree-vectorizer.h (enum slp_load_perm_type): New.
2407 (struct _slp_instance): Add new fields.
2408 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2409 (SLP_INSTANCE_LOADS): New.
2410 (vect_free_slp_tree): Remove.
2411 (vect_free_slp_instance): Declare.
2412 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2413 (vectorizable_load): Add argument.
2414 (vect_transform_slp_perm_load): New.
2415 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2417 (vect_get_place_in_interleaving_chain): New function.
2418 (vect_free_slp_tree): Make static.
2419 (vect_free_slp_instance): New function.
2420 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2421 collect the load location in the interleaving chain.
2422 (vect_supported_slp_permutation_p): New function.
2423 (vect_supported_load_permutation_p): Likewise.
2424 (vect_analyze_slp_instance): In case of loads permutation, call
2425 vect_supported_load_permutation_p to check that the permutation is
2427 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2428 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2429 (vect_create_mask_and_perm): New function.
2430 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2431 (vectorizable_load): Add an argument. Don't keep the created vectors
2432 statements in the node if permutation is required. Call
2433 vect_transform_slp_perm_load to generate the permutation.
2434 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2435 additional argument.
2436 (vect_schedule_slp_instance): In case of loads permutation, allocate
2437 vectorized statements structure for all the related SLP nodes. Call
2438 vect_transform_stmt with addditional argument.
2439 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2440 * config/spu/spu.c (spu_builtin_vec_perm): New.
2441 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2442 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2443 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2444 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2446 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2448 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2449 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2450 __gthread_cond_signal, __gthread_cond_timedwait,
2451 __gthread_cond_timedwait_recursive): New functions.
2452 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2454 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2457 2008-08-28 Richard Guenther <rguenther@suse.de>
2460 * fold-const.c (maybe_canonicalize_comparison_1): Require
2461 undefined overflow only for canonicalizing A +- CST cmp CST.
2462 Make sure to not generate new constants that are not inside
2463 their TYPE_MIN/MAX_VALUE range.
2464 (maybe_canonicalize_comparison): Remove undefined overflow
2466 (fold_binary): Remove now duplicate folding.
2468 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2470 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2471 use not updated in the last change.
2473 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2475 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2476 (IRA_COVER_CLASSES): Add FPUL_REGS.
2478 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2481 * c-common.c (conversion_warning): Check for null operands.
2483 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2486 * c-decl.c (check_for_loop_decls): Improve error message. Give
2489 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2492 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2493 (convert_for_assignment): Pass corrent OPT_W* parameter to
2494 WARN_FOR_ASSIGNMENT.
2496 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2499 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2501 2008-08-27 Paul Brook <paul@codesourcery.com>
2503 * config.gcc: Loosen checks for arm uclinux eabi targets.
2505 2008-08-27 Paul Brook <paul@codesourcery.com>
2507 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2509 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2511 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2513 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2514 the enumerators of an ENUMERAL_TYPE.
2515 * dbxout.c (dbxout_type): Ditto.
2517 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2520 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2521 (fwprop_addr): Check that the loop_father is not the outer loop.
2523 2008-08-26 Paul Brook <paul@codesourcery.com>
2525 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2526 Remove documentation entry for fmul type.
2527 Use fmuls to annotate single-precision multiplication patterns,
2528 fmuld to annotate double-precision multiplication patterns,
2529 fmacs to annotate single-precision multiply-accumulate patterns
2530 and fmacd to annotate double-precision multiply-accumulate patterns.
2531 * config/arm/vfp11.md: Update reservations accordingly.
2532 * config/arm/arm.md: Note that certain values of the "type"
2533 attribute are documented in vfp.md.
2534 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2535 (v10_cvt): Use new fmul types.
2537 2008-08-26 Paul Brook <paul@codesourcery.com>
2539 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2540 * config/arm/vfp11.md: ...here. New.
2541 * config/arm/arm.md: Include vfp11.md.
2543 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2545 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2546 parameter to inform call.
2548 2008-08-26 Jeff Law <law@redhat.com>
2550 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2551 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2552 preferred class when copying a constant into a partial word register.
2554 2008-08-26 Ben Elliston <bje@au.ibm.com>
2556 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2557 * cp/typeck.c: Likewise.
2558 * cp/tree.c: Likewise.
2559 * gimple-low.c: Likewise.
2562 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2564 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2565 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2567 * doc/passes.texi: Describe IRA.
2569 * doc/tm.texi (IRA_COVER_CLASSES,
2570 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2572 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2573 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2574 -fira-propagate-cost, -fno-ira-share-save-slots,
2575 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2577 * flags.h (ira_algorithm): New enumeration.
2578 (flag_ira_algorithm, flag_ira_verbose): New external variable
2581 * postreload.c (gate_handle_postreload): Don't do post reload
2582 optimizations unless the reload is completed.
2584 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2587 * tree-pass.h (pass_ira): New external variable declaration.
2589 * reload.h: Add 2008 to the Copyright.
2591 * cfgloopanal.c: Include params.h.
2592 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2595 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2597 * toplev.c (ira.h): New include.
2598 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2599 (backend_init_target): Call ira_init.
2600 (backend_init): Call ira_init_once.
2601 (finalize): Call finish_ira_once.
2603 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2604 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2607 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2608 may_move_out_cost): New external variable declarations.
2609 (move_table): New typedef.
2611 * caller-save.c: Include headers output.h and ira.h.
2612 (no_caller_save_reg_set): New global variable.
2613 (save_slots_num, save_slots): New variables.
2614 (reg_save_code, reg_restore_code, add_stored_regs): Add
2616 (init_caller_save): Set up no_caller_save_reg_set.
2617 (init_save_areas): Reset save_slots_num.
2618 (saved_hard_reg): New structure.
2619 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2620 (initiate_saved_hard_regs, new_saved_hard_reg,
2621 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2623 (setup_save_areas): Add code for sharing stack slots.
2624 (all_blocks): New variable.
2625 (save_call_clobbered_regs): Process pseudo-register too.
2626 (mark_set_regs): Process pseudo-register too.
2627 (insert_one_insn): Put the insn after bb note in a empty basic
2628 block. Add insn check.
2630 * global.c (eliminable_regset): Make it external.
2631 (mark_elimination): Use DF_LR_IN for IRA.
2632 (pseudo_for_reload_consideration_p): New.
2633 (build_insn_chain): Make it external. Don't ignore spilled
2634 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2635 (gate_handle_global_alloc): New function.
2636 (pass_global_alloc): Add the gate function.
2638 * opts.c (decode_options): Set up flag_ira. Print the warning for
2640 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2642 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2644 * regmove.c (regmove_optimize): Don't do replacement of output for
2647 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2648 New external variable declarations.
2650 * local-alloc.c (update_equiv_regs): Make it external. Return
2651 true if jump label rebuilding should be done. Rescan new_insn for
2653 (gate_handle_local_alloc): New function.
2654 (pass_local_alloc): Add the gate function.
2656 * alias.c (value_addr_p, stack_addr_p): New functions.
2657 (nonoverlapping_memrefs_p): Use them for IRA.
2659 * common.opt (fira, fira-algorithm, fira-coalesce,
2660 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2661 fira-verbose): New options.
2663 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2664 move_cost, may_move_in_cost, may_move_out_cost): Make the
2666 (move_table): Remove typedef.
2667 (init_move_cost): Make it external.
2668 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2671 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2672 setup_reg_classes): New function prototypes.
2673 (eliminable_regset): New external variable declaration.
2674 (build_insn_chain, update_equiv_regs): New function prototypes.
2676 * Makefile.in (IRA_INT_H): New definition.
2677 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2678 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2679 (reload1.o, toplev.o): Add dependence on ira.h.
2680 (cfgloopanal.o): Add PARAMS_H.
2681 (caller-save.o): Add dependence on output.h and ira.h.
2682 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2683 ira-emit.o, ira-lives.o): New entries.
2685 * passes.c (pass_ira): New pass.
2687 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2689 * reload1.c (ira.h): Include the header.
2690 (changed_allocation_pseudos): New bitmap.
2691 (init_reload): Initiate the bitmap.
2692 (compute_use_by_pseudos): Permits spilled registers in FROM.
2693 (temp_pseudo_reg_arr): New variable.
2694 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2695 IRA. Call alter_reg with the additional parameter. Don't clear
2696 spilled_pseudos for IRA. Restore original insn chain for IRA.
2697 Clear changed_allocation_pseudos at the end of reload.
2698 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2699 (hard_regno_to_pseudo_regno): New variable.
2700 (count_pseudo): Check spilled pseudos. Set up
2701 hard_regno_to_pseudo_regno.
2702 (count_spilled_pseudo): Check spilled pseudos. Update
2703 hard_regno_to_pseudo_regno.
2704 (find_reg): Use better_spill_reload_regno_p. Check
2705 hard_regno_to_pseudo_regno.
2706 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2708 (eliminate_regs_1): Use additional parameter for alter_reg.
2709 (finish_spills): Set up pseudo_previous_regs only for spilled
2710 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2711 more arguments. Don't clear live_throughout and dead_or_set for
2712 spilled pseudos. Use additional parameter for alter_reg. Call
2713 mark_allocation_change. Set up changed_allocation_pseudos.
2714 Remove sanity check.
2715 (emit_input_reload_insns, delete_output_reload): Use additional
2716 parameter for alter_reg. Call mark_allocation_change.
2717 (substitute, gen_reload_chain_without_interm_reg_p): New
2719 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2721 * testsuite/gcc.dg/20080410-1.c: New file.
2723 * config/s390/s390.h (IRA_COVER_CLASSES,
2724 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2726 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2728 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2730 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2732 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2734 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2736 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2738 2008-08-24 Jeff Law <law@redhat.com>
2739 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2740 when ignoring unavailable registers.
2742 2008-08-24 Jeff Law <law@redhat.com>
2743 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2744 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2745 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2746 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2748 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2749 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2751 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2752 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2753 * reload1.c (find_reg): Process registers in register allocation order.
2755 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2756 * toplev.c (backend_init_target): Move ira_init call from
2758 (lang_dependent_init_target): ...to here.
2760 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2761 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2762 calculate memory move costs for NO_REGS.
2764 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2765 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2766 STACK_REGS is defined.
2768 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2769 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2771 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2772 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2774 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2775 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2776 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2779 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2780 Dorit Nuzman <dorit@il.ibm.com>
2782 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2783 vec_extract_evenv4sf, vec_extract_evenv8hi,
2784 vec_extract_evenv16qi, vec_extract_oddv4si,
2785 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2786 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2787 vec_interleave_highv4si, vec_interleave_lowv4si,
2788 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2789 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2790 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2792 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2795 * config/rs6000/rs6000.c (optimization_options): Don't default to
2796 section anchors without toplevel reorder.
2798 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2800 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2801 (mfc_end_critical_section): Likewise.
2803 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2805 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2806 all type qualifiers from element type to vector type.
2808 2008-08-25 David Daney <ddaney@avtrex.com>
2810 * config/mips/mips.md (immediate_insn): Move up in file, fix
2811 comment typo, reformat.
2812 (fetchop_bit, atomic_hiqi_op memory_barrier,
2813 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2814 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2815 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2816 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2817 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2818 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2819 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2820 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2821 sync_old_nand<mode>, sync_new_nand<mode>,
2822 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2823 test_and_set_12): Moved to sync.md.
2825 * config/mips/sync.md: New file.
2827 2008-08-25 Richard Henderson <rth@redhat.com>
2829 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2830 (regsave): Likewise.
2831 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2832 (output_cfi_directive): Likewise.
2833 (div_data_align): New.
2834 (output_cfi): Use it.
2836 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2838 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2839 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2840 (TARGET_OCTEON): New macro.
2841 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2842 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2843 (ISA_HAS_POP): New macro.
2844 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2846 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2848 * config/mips/mips.md (cpu): Add octeon.
2849 (type): Add pop attribute value.
2850 (popcount<mode>2): New pattern.
2851 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2853 2008-08-24 Jan Hubicka <jh@suse.cz>
2855 * doc/invoke.texi (-fipa-cp-clone): New option.
2856 (-fipa-cp): Update docs.
2857 (--param ipcp-unit-growth):New.
2858 * ipa-cp.c: Include fibheap.h, params.h
2859 (ipcp_initialize_node_lattices): When not cloning, all externally
2860 visible functions are bottom.
2861 (ipcp_need_redirect_p): Accept clones.
2862 (ipcp_insert_stage): Use cost driven heuristics.
2863 (max_count, dead_nodes): New static vars.
2864 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2865 ipcp_const_param_count): New functions.
2866 * common.opt (ipa-cp-clone): New command line option.
2867 * params.def (ipcp-unit-growth): New.
2869 2008-08-24 Jan Hubicka <jh@suse.cz>
2871 * tree-inline.c (tree_function_versioning): Look harder
2872 for referenced vars.
2874 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2876 PR tree-optimization/37185
2877 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2879 2008-08-23 Jan Hubicka <jh@suse.cz>
2881 * ipa-cp.c (ipcp_analyze_node): New function.
2882 (ipcp_update_cloned_node): Use it.
2883 (ipcp_init_stage): Likewise.
2884 * ipa-inline.c (function_insertion_hook_holder): New static var.
2885 (analyze_function): Break out from ....
2886 (inline_generate_summary): Here; register insertion hook.
2887 (cgraph_decide_inlining): Remove hook.
2888 (add_new_function): New function.
2890 2008-08-23 Jan Hubicka <jh@suse.cz>
2892 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2894 2008-08-23 Jan Hubicka <jh@suse.cz>
2896 * ipa-cp.c (constant_val_insert): Remove.
2897 (ipcp_propagate_one_const): Remove.
2898 (ipcp_create_replace_map): Always insert replacements to the map.
2899 (ipcp_insert_stage): Do not try to insert statements by hand.
2900 * tree-inline.c (insert_init_stmt): Break out from ...
2901 (setup_one_parameter): ... here; allow NULL BB pointer.
2902 (tree_function_versioning): Use setup_one_parameter to process
2905 2008-08-23 Jan Hubicka <jh@suse.cz>
2907 * tree.c (decl_address_ip_invariant_p): New function.
2908 * tree.h (decl_address_ip_invariant_p): Declare.
2909 * gimple.c (strip_invariant_refs): Break out from ...
2910 (is_gimple_invariant_address): ... here
2911 (is_gimple_ip_invariant_address): New function.
2912 (is_gimple_ip_invariant): New function.
2913 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2916 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2917 (ipcp_lat_is_insertable): All constants are insertable.
2918 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2919 IPA_CONST_VALUE_REF.
2920 (ipcp_initialize_node_lattices): Propagate all types of operands.
2921 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2922 (ipcp_create_replace_map): Reformat.
2923 (ipcp_need_redirect_p): Simplify.
2924 (ipcp_insert_stage): Check that argument is used before clonning.
2925 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2926 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2927 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2928 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2929 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2930 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2931 * tree-inline.c (tree_function_versioning): Add variables referenced by
2934 2008-08-23 Jan Hubicka <jh@suse.cz>
2937 * i386.c (standard_80387_constant_p): Use optimize_size.
2939 2008-08-23 Ira Rosen <irar@il.ibm.com>
2941 PR tree-optimization/37161
2942 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2943 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2944 (vect_determine_vectorization_factor): Move the scalar type
2945 retrieval to vect_get_smallest_scalar_type.
2946 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2947 scalar type. Remove redundant computation.
2948 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2949 (vect_get_slp_defs): Take the type of RHS into account if
2950 necessary by calling vect_get_smallest_scalar_type. Call
2951 vect_get_constant_vectors with additional argument.
2953 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2956 * doc/invoke.texi (Wwrite-strings): Clarify description.
2958 2008-08-23 Ira Rosen <irar@il.ibm.com>
2960 PR tree-optimization/37174
2961 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2962 def stmt is a part of the loop before accessing its stmt_vec_info.
2964 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2967 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2968 (*swap): New insn pattern.
2969 (*ashlqi3): Rename from ashlqi3 insn pattern.
2970 (ashlqi3): New expanders.
2971 (*lshrqi3): Rename from lshrqi3 insn pattern.
2972 (lshrqi3): New expanders.
2973 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2974 lshrqi3_const5, lshrqi3_const6): New splitters.
2975 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2976 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2979 2008-08-22 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/37078
2982 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2983 [+INF, +INF] ranges.
2985 2008-08-22 Richard Guenther <rguenther@suse.de>
2987 PR tree-optimization/37143
2988 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2989 a conversion statement instead of a copy.
2991 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2994 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2995 CCCmode, CCOmode and CCSmode destination modes.
2998 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2999 from different units in a single alternative.
3000 (*vec_extractv2sf_1): Ditto.
3001 (*vec_extractv2si_0): Ditto.
3002 (*vec_extractv2si_1): Ditto.
3003 * config/i386/sse.md (sse2_storehpd): Ditto.
3004 (sse2_storelpd): Ditto.
3005 (sse2_loadhpd): Ditto.
3006 (sse2_loadlpd): Ditto.
3009 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3010 (popcountsi2): Ditto.
3011 (clzdi2_abm): Ditto.
3012 (popcountdi2): Ditto.
3013 (clzhi2_abm): Ditto.
3014 (popcounthi2): Ditto.
3016 2008-08-22 Richard Guenther <rguenther@suse.de>
3020 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3021 if the multiplication does not overflow.
3023 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3025 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3027 2008-08-21 Richard Henderson <rth@redhat.com>
3029 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3030 spurrious comma from test.
3031 * configure: Rebuild.
3033 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3036 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3039 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3041 * c-tree.h (grokfield): New argument.
3042 * c-decl.c (grokfield): Handle new location argument.
3043 * c-parser.c (c_parser_struct_declaration): Pass location to
3046 2008-08-21 Richard Guenther <rguenther@suse.de>
3048 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3050 2008-08-21 Jan Hubicka <jh@suse.cz>
3052 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3053 (cgraph_add_function_insertion_hook,
3054 cgraph_remove_function_insertion_hook,
3055 cgraph_call_function_insertion_hooks): New functions.
3056 * cgraph.h (cgraph_add_function_insertion_hook,
3057 cgraph_remove_function_insertion_hook,
3058 cgraph_call_function_insertion_hooks): Declare.
3059 * ipa-reference.c (function_insertion_hook_holder): New variable.
3060 (check_operand, look_for_address_of): When checking late, do not care
3061 about module bitmaps.
3062 (add_new_function): New function.
3063 (generate_summary): Register hooks; zero module bitmaps.
3064 (propagate): Unregister hooks.
3065 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3066 (add_new_function): New function.
3067 (generate_summary): Register hook.
3068 (propagate): Remove hook.
3070 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3072 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3073 * ipa-cp.c (ipcp_update_cloned_node): New function.
3074 (build_const_val): Handle functions correctly; bring type logic
3075 into sync with tree-inline.c
3076 (ipcp_init_stage): Take care of computing stuff needed by
3077 indirect inlining; update clones.
3078 (ipcp_generate_summary): Break out of ipcp_driver.
3079 (ipcp_driver): Do only execution and transformation.
3080 (pass_ipa_cp): Make IPA_PASS.
3081 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3083 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3084 ipcp, some info is already available.
3085 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3086 * tree-inline.c (remap_ssa_name): Unshare expression.
3088 2008-08-21 Richard Guenther <rguenther@suse.de>
3090 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3091 a PHI ask VN if it is already available.
3092 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3093 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3095 2008-08-21 Richard Guenther <rguenther@suse.de>
3098 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3099 makes sure to produce a result of the correct type.
3101 2008-08-21 Jan Hubicka <jh@suse.cz>
3102 Backport from LTO branch:
3104 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3105 Jan Hubicka <jh@suse.cz>
3108 (init_state, finish_state, set_function_state, generate_summary):
3110 (scan_stmt): Renamed from scan_function. Changed to keep state in
3111 local static vars rather than cgraph aux field.
3112 (propagate): Renamed from static_execute. Changed to keep state in
3113 local static vars rather than cgraph aux field.
3114 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3115 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3117 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3119 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3120 * ipa-reference.c (init_function_info, generate_summary,
3121 propagate): New functions.
3122 (analyze_function): Call init_function_info.
3123 (static_execute): Stripped into generate_summary and propagate.
3124 (pass_ipa_reference): Made into ipa_opt_pass.
3126 2008-08-21 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/37181
3129 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3131 (extract_range_from_unary_expr): Likewise.
3133 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3137 * toplev.h (pedwarn_at): Likewise.
3138 * builtins.c: Update all calls to pedwarn.
3139 * c-lex.c: Likewise.
3140 * toplev.c: Likewise.
3141 * c-tree.h: Likewise.
3142 * c-decl.c: Likewise.
3143 * c-errors.c: Likewise.
3144 * c-typeck.c: Likewise.
3145 * c-common.c: Likewise.
3146 * c-parser.c: Likewise.
3148 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3151 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3152 with MODE_VECTOR_INT mode.
3154 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3157 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3158 initialized outside the current module.
3159 (warn_uninitialized_var): Ignore left-hand side when walking the
3160 trees. Ignore address expressions. Examine VUSE operands in gimple
3161 statements with a variable declaration on the right-hand side.
3163 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3166 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3168 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3171 * c-common.c (conversion_warning): Do not warn if applying bit-and
3172 operator to unsigned constant that fits in the target type.
3174 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3177 * c-common.c (conversion_warning): Do not warn for artificial
3180 2008-08-20 Richard Guenther <rguenther@suse.de>
3182 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3183 (extract_range_from_binary_expr): Fall back to constant propagation.
3184 (extract_range_from_unary_expr): Likewise.
3186 2008-08-20 Richard Guenther <rguenther@suse.de>
3188 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3189 with TREE_THIS_VOLATILE on shared nodes.
3190 (fold_stmt_r): Likewise.
3192 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3195 * c-parser.c (c_parser_attributes): For keywords use canonical
3196 spelling for attr_name.
3198 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3200 * value-prof.c (check_counter): Revert wrong call to error.
3202 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3204 * profile.c: Update calls to inform.
3205 * value-prof.c: Update calls to inform.
3207 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3209 * diagnostic.c (inform): Add an explicit location_t parameter.
3210 * toplev.h (inform): Update declaration.
3211 * builtins.c: Update all calls to inform.
3212 * c-common.c: Likewise.
3213 * c-decl.c: Likewise.
3214 * c-opts.c: Likewise.
3215 * c-pch.c: Likewise.
3216 * c-pragma.c: Likewise.
3217 * c-typeck.c: Likewise.
3218 * coverage.c: Likewise.
3220 * toplev.c: Likewise.
3221 * tree-cfg.c: Likewise.
3222 * tree-ssa.c: Likewise.
3224 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3227 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3228 V2DI mode, for SSE4.1, use movq instead of vector set if the
3229 second element is zero and inter-unit moves are OK.
3231 2008-08-20 Richard Guenther <rguenther@suse.de>
3233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3234 properly handle conversion/copy chains after tuplification.
3236 2008-08-20 Richard Guenther <rguenther@suse.de>
3238 * passes.c (init_optimization_passes): Move the second
3239 forwprop pass before alias computation. Remove the second
3240 DCE pass. Remove the first dominator and phi copy/const
3243 2008-08-20 Nick Clifton <nickc@redhat.com>
3245 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3246 support of this feature. Do not assume that a sufficiently new
3247 assembler will support the feature regardless of the target type.
3248 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3249 * configure: Regenerate.
3251 2008-08-20 Richard Guenther <rguenther@suse.de>
3253 * tree-vrp.c (found_in_subgraph): Remove.
3254 (live): New global static.
3255 (live_on_edge): New function.
3256 (blocks_visited): Remove.
3257 (register_edge_assert_for_2): Use live_on_edge.
3258 (find_conditional_asserts): Remove code dealing with
3259 found_in_subgraph. Do not walk the CFG.
3260 (find_switch_asserts): Likewise.
3261 (find_assert_locations_1): Renamed from find_assert_locations.
3262 Move finding assert locations for conditional and switch
3263 statements first. Update live bitmap. Do not walk the CFG.
3264 (find_assert_locations): New function.
3265 (insert_range_assertions): Remove entry of CFG walk.
3266 Adjust call to find_assert_locations.
3267 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3268 that only can appear because of fake exit edges but assert we
3269 never try to insert on those.
3270 (fini_pre): Do not remove fake exit edges here...
3271 (execute_pre): ...but here, before committing edge inserts.
3273 2008-08-19 Richard Guenther <rguenther@suse.de>
3275 * passes.c (init_optimization_passes): Exchange store-ccp
3278 2008-08-19 Rafael Espindola <espindola@google.com>
3280 * varasm.c (weak_decls): Move earlier in the file.
3281 (assemble_external): Add weak decls to the weak_decls list.
3282 (declare_weak): Don't add decls to the weak_decls list.
3284 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3287 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3288 before (sse2_shufpd_<mode>).
3290 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3293 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3294 * tree.c (block_nonartificial_location): Likewise.
3296 2008-08-19 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/35972
3299 PR tree-optimization/23094
3300 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3303 handle MISALIGNED_INDIRECT_REF.
3304 (get_ref_from_reference_ops): New helper.
3305 (vn_reference_lookup_pieces): Walk the use-def chain using the
3306 alias-oracle if requested.
3307 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3308 walking the use-def chain.
3309 (compute_avail): But not here.
3310 (create_component_ref_by_pieces_1): Properly handle
3311 MISALIGNED_INDIRECT_REF.
3312 (do_regular_insertion): Handle fully redundant
3313 expressions after PHI-translation also for SSA_NAME values, not
3314 only constants. Correctly use edoubleprime for that.
3316 2008-08-19 Ira Rosen <irar@il.ibm.com>
3318 * tree-vectorizer.c (supportable_widening_operation): Support
3319 multi-step conversion, return the number of steps in such conversion
3320 and the required intermediate types.
3321 (supportable_narrowing_operation): Likewise.
3322 * tree-vectorizer.h (vect_pow2): New function.
3323 (supportable_widening_operation): Change argument types.
3324 (supportable_narrowing_operation): Likewise.
3325 (vectorizable_type_promotion): Add an argument.
3326 (vectorizable_type_demotion): Likewise.
3327 * tree-vect-analyze.c (vect_analyze_operations): Call
3328 vectorizable_type_promotion and vectorizable_type_demotion with
3329 additional argument.
3330 (vect_get_and_check_slp_defs): Detect patterns.
3331 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3333 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3334 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3335 according to the smallest type in the loop.
3336 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3337 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3338 supportable_widening_operation with correct arguments.
3339 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3340 operands lists according to the number of vector statements in left
3341 or right node, if exists.
3342 (vect_gen_widened_results_half): Remove unused argument.
3343 (vectorizable_conversion): Call supportable_widening_operation,
3344 supportable_narrowing_operation, and vect_gen_widened_results_half
3345 with correct arguments.
3346 (vectorizable_assignment): Change documentation, support multiple
3348 (vectorizable_operation): Likewise.
3349 (vect_get_loop_based_defs): New function.
3350 (vect_create_vectorized_demotion_stmts): Likewise.
3351 (vectorizable_type_demotion): Support loop-aware SLP and general
3352 multi-step conversion. Call vect_get_loop_based_defs and
3353 vect_create_vectorized_demotion_stmts for transformation.
3354 (vect_create_vectorized_promotion_stmts): New function.
3355 (vectorizable_type_promotion): Support loop-aware SLP and general
3356 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3358 (vectorizable_store): Change documentation, support multiple
3360 (vectorizable_load): Likewise.
3361 (vect_transform_stmt): Pass SLP_NODE to
3362 vectorizable_type_promotion and vectorizable_type_demotion.
3363 (vect_schedule_slp_instance): Move here the calculation of number
3364 of vectorized statements for each node from...
3365 (vect_schedule_slp): ... here.
3366 (vect_transform_loop): Call vect_schedule_slp without the last
3369 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3372 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3373 to == in assert statement.
3374 (vectorizable_reduction): Fix typo.
3376 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3379 * value-prof.c (check_counter): Dereference pointer to overall
3380 count when printing it.
3382 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3384 * profile.h: Really add it.
3386 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3388 * mcf.c: Really add it.
3390 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3391 Vinodha Ramasamy <vinodha@google.com>
3393 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3395 * value-prof.c (check_counter): Fix the counter if
3396 flag_profile_correction is true.
3397 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3398 tree_mod_subtract_transform):
3399 Follow check_counter parameter change.
3400 * common.opt (fprofile-correction): New option.
3402 * profile.h: Likewise.
3403 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3404 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3405 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3407 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3408 flag_profile_correction is set.
3410 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3412 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3414 2008-08-18 Tomas Bily <tbily@suse.cz>
3416 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3417 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3419 * tree-data-ref.c (split_constant_offset_1): Likewise.
3420 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3421 * tree-sra.c (sra_walk_expr): Likewise.
3422 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3423 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3424 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3425 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3427 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3428 * tree-vect-transform.c (vectorizable_type_demotion)
3429 (vectorizable_type_promotion): Likewise.
3430 * tree-inline.c (expand_call_inline):
3431 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3432 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3433 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3434 * expr.c (expand_expr_real_1): Likewise.
3435 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3436 (gimple_assign_unary_useless_conversion_p): Likewise.
3437 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3438 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3439 * fold-const.c (fold_unary): Likewise.
3440 * tree.h (CONVERT_EXPR_P): Likewise.
3441 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3442 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3444 (register_edge_assert_for_2, extract_range_from_unary_expr)
3445 (register_edge_assert_for_1): Likewise.
3447 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3449 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3450 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3451 (enum real_value_const): Delete.
3452 (get_real_const): Delete.
3453 * real.c (get_real_const): Delete.
3454 (dconst_e_ptr): Define.
3455 (dconst_third_ptr): Define.
3456 (dconst_sqrt2_ptr): Define.
3457 * builtins.c: Update all callers.
3459 2008-08-18 Richard Guenther <rguenther@suse.de>
3461 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3462 statement iterator after statement removal.
3464 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3466 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3467 (detect_processor_freebsd): Likewise.
3468 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3470 2008-08-18 Richard Guenther <rguenther@suse.de>
3472 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3473 and loads have the correct types.
3475 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3478 * c-opts.c (cpp_opts): Remove static.
3479 * c-parser.c (cpp_opts): Declare it extern.
3480 (disable_extension_diagnostics): Handle cpp options.
3481 (enable_extension_diagnostics): Likewise.
3483 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3485 * diagnostics.c (permerror_at): Rename as permerror.
3486 (permerror): Delete.
3487 * toplev.h: Likewise.
3489 2008-08-18 Richard Guenther <rguenther@suse.de>
3491 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3492 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3493 Move call_cdce before build_alias. Move copyrename2,
3494 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3495 right after final inlining.
3496 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3497 (pass_build_cfg): But instead via TODO_dump_func.
3499 2008-08-18 Richard Guenther <rguenther@suse.de>
3501 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3503 (scalarize_init): If we failed to generate some initializers
3504 do not generate zeros for not instantiated members. Instead
3505 rely on the copy out.
3506 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3507 about missing flow-sensitive alias info only if we have
3510 2008-08-17 Nick Clifton <nickc@redhat.com>
3512 * doc/extend.texi (Function Attributes): Fix typo in description
3513 if hot function attribute.
3515 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3516 Richard Sandiford <rdsandiford@googlemail.com>
3518 * doc/install.texi (--with-mips-plt): Document.
3519 * doc/invoke.texi (-mplt, -mno-plt): Document.
3520 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3521 and handle ${with_mips_plt}.
3522 * config/mips/mips.opt (mplt): New option.
3523 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3524 (TARGET_ABICALLS_PIC2): Likewise.
3525 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3526 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3527 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3528 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3529 to decide whether to output ".option picX" directives.
3530 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3531 Pass -call_nonpic rather than -KPIC for -mplt.
3532 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3533 on the command line. Also remove it when -mabi=64 is used without
3535 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3536 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3537 TARGET_ABICALLS_PIC0.
3538 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3540 (mips16_build_function_stub): Only output ".option pic" directives
3541 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3542 (mips16_build_call_stub): Fix comment and remove redundant
3543 ".set at"/"set .noat" directives.
3544 (mips_function_rodata_section): Use the default behaviour for
3545 TARGET_ABSOLUTE_ABICALLS.
3546 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3547 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3548 (mips_restore_gp): Do nothing if the current function doesn't use
3550 (mips_expand_prologue): Only save $gp if the current function uses it.
3551 Use a normal move for TARGET_ABICALLS_PIC0.
3552 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3554 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3556 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3557 of function when handling GLOBAL_POINTER_REGNUM.
3559 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3562 * common.opt (-fstack-check): Do not declare the variable here.
3563 (-fstack-check=): New option variant.
3564 * doc/invoke.texi (Code Gen Options): Document it.
3565 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3566 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3567 (STACK_CHECK_STATIC_BUILTIN): New macro.
3568 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3569 * opts.c: Include expr.h.
3570 (common_handle_option) <OPT_fold_stack_check_>: New case.
3571 <OPT_fstack_check>: Likewise.
3572 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3573 consistently in the test for variable-sized types. Adjust for
3574 new behaviour of flag_stack_check.
3575 * explow.c: Include except.h.
3576 (allocate_dynamic_stack_space): Do not take into account
3577 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3578 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3579 for variable-sized parameters. Treat all parameters whose size is
3580 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3581 stack checking is enabled.
3582 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3583 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3584 if generic stack checking is enabled.
3585 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3586 * reload1.c (reload): Likewise.
3587 * stmt.c (expand_decl): Assert that all automatic variables have
3588 fixed size at this point and remove dead code.
3589 * flags.h (stack_check_type): New enumeration type.
3590 (flag_stack_check): Declare.
3591 * toplev.c (flag_stack_check): New global variable.
3592 * Makefile.in (opts.o): Add dependency on EXPR_H.
3593 (explow.o): Add dependency on except.h.
3595 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3597 * config/avr/avr.c (avr_override_options): Reduce value of
3598 PARAM_INLINE_CALL_COST.
3600 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3602 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3603 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3604 lieu of TYPE_MODE (type) throughout.
3606 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3608 * config/arm/arm.c (add_minipool_backward_ref): Check for
3609 8-byte-aligned entries in second case of forcing insertion after a
3610 particular entry. Change third case to avoid inserting
3611 non-8-byte-aligned entries before 8-byte-aligned ones.
3613 2008-08-15 Richard Guenther <rguenther@suse.de>
3615 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3616 strip components for unknown size accesses.
3618 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3620 * config/s390/2097.md New file.
3621 * config/s390/s390.md ("z10prop" attribute): Define none,
3622 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3623 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3624 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3625 possible values and apply them to insns as appropriate.
3626 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3627 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3628 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3629 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3631 ("bfp" mode attribute): Removed. Every occurence replaced
3633 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3634 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3637 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3640 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3643 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3645 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3646 additional argument. Support reduction when duplication is needed due
3647 to data-types of different sizes in the loop.
3648 (get_initial_def_for_induction): Fix printout.
3649 (vect_get_vec_def_for_stmt_copy): Support case where the
3650 vec_stmt_for_operand is a phi node.
3651 (vectorizable_reduction): Support reduction when duplication is needed
3652 due to data-types of different sizes in the loop.
3653 (vectorizable_call): Remove restriction to not vectorize in case we
3654 have data-types of different sizes in the loop.
3655 (vectorizable_conversion): Likewise.
3656 (vectorizable_operation): Likewise.
3657 (vectorizable_type_demotion): Likewise.
3658 (vectorizable_type_promotion): Likewise.
3659 (vectorizable_induction): Add restriction to not vectorize in case
3660 we have data-types of different sizes in the loop.
3662 2008-08-14 Christophe Saout <christophe@saout.de>
3663 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3667 (*vec_concatv2di_rex64_sse4_1): Ditto.
3668 (*vec_concatv2di_rex64_sse): Ditto.
3670 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3673 * fold-const.c (fold_widened_comparison): Do not allow
3674 sign changes that change the result even if shorter type
3675 is wider than arg1_unw's type.
3677 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3679 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3680 Skip if the multilib testing specifies -march that does not
3681 agree with the one specified in the testcase.
3683 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3685 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3686 zero extend SImode values being converted to TFmode before passing
3689 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3691 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3692 __PPU__ when targeting the Cell/B.E. PPU processor.
3694 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3696 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3697 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3698 Rematerialize the static chain, if any.
3699 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3702 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3704 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3705 (new_loc_descr): Likewise.
3706 (add_loc_descr): Likewise.
3707 (size_of_loc_descr): Likewise.
3708 (size_of_locs): Likewise.
3709 (output_loc_operands): Likewise.
3710 (output_loc_sequence): Likewise.
3711 (new_reg_loc_descr): New.
3712 (build_cfa_loc): Use it.
3713 (build_cfa_aligned_loc): Likewise.
3714 (one_reg_loc_descriptor): Likewise.
3715 (based_loc_descr): Likewise.
3717 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3720 * doc/invoke.texi (Wmain): Update.
3721 * c-decl.c (start_decl): warn_main is only 0 or 1.
3722 (start_function): Likewise. Fix formatting.
3723 (finish_function): Delete redundant warning.
3724 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3725 * c-opts (c_common_handle_option): -Wall only has effect if
3726 warn_main is uninitialized. OPT_Wmain is automatically
3727 handled. -pedantic also enables Wmain.
3728 (c_common_post_options): Handle all logic for Wmain here.
3729 * c-common.c (warn_main): Delete.
3730 (check_main_parameter_types): Make pedwarns conditional on
3732 * c-common.h (warn_main): Delete.
3734 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3737 * expr.c (emit_group_store): Allocate stack temp with the
3738 largest alignment when copying from register to stack.
3740 2008-08-13 Richard Guenther <rguenther@suse.de>
3742 * tree.h (maybe_fold_offset_to_address): Declare.
3743 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3744 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3745 Likewise for POINTER_PLUS_EXPR.
3746 (maybe_fold_offset_to_reference): Enable disabled code.
3747 (maybe_fold_offset_to_address): New function.
3748 (fold_stmt_r): Use it.
3749 (fold_gimple_assign): Likewise.
3750 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3751 (gimplify_expr): Likewise.
3753 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3755 * toplev.h (pedwarn_at): Fix declaration.
3757 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3759 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3760 LINK_SPEC): Use %R in -Y P argument.
3762 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3765 * diagnostic.c (pedwarn_at): New.
3766 * toplev.h (pedwarn_at): Declare.
3767 * c-tree.h (build_enumerator): Update declaration.
3768 * c-decl.c (finish_enum): Update comment.
3769 (build_enumerator): Take a location parameter. Give a pedwarn but do
3770 not perform any conversion.
3771 * c-parser.c (c_parser_enum_specifier): Set correct location for
3774 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3777 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3778 expressions except for conversions to signed:1 bitfields. Handle
3779 COND_EXPR with constant operands.
3781 2008-08-13 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/15255
3784 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3785 (struct oecount_s): New struct and VEC types.
3787 (oecount_hash): New function.
3788 (oecount_eq): Likewise.
3789 (oecount_cmp): Likewise.
3790 (zero_one_operation): New function.
3791 (build_and_add_sum): Likewise.
3792 (undistribute_ops_list): Perform un-distribution of multiplication
3793 and division on the chain of summands.
3794 (should_break_up_subtract): Also break up subtracts for factors.
3795 (reassociate_bb): Delete dead visited statements.
3796 Call undistribute_ops_list. Re-sort and optimize if it did something.
3797 * passes.c (init_optimization_passes): Move DSE before
3799 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3802 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3804 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3806 * doc/invoke.texi: Revert unintended checkin.
3808 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3811 * gcc.c (include_spec_function): Tweak call to find_a_file.
3813 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3816 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3817 and TRUTH_ORIF_EXPR.
3818 * dojump.c (do_jump): Likewise.
3820 PR tree-optimization/37084
3821 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3822 if id->regimplify, don't assume stmt is a cast assignment.
3824 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3826 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3831 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3834 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3836 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3837 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3839 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3840 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3841 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3842 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3843 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3845 * doc/tm.texi (Storage Layout): Remove documentation for
3846 TARGET_FLOAT_FORMAT.
3848 * simplify-rtx.c (simplify_binary_operation_1): Replace
3849 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3851 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3853 * real.h (struct real_format): New member has_sign_dependent_rounding.
3854 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3855 spu_single_format, ieee_double_format, mips_double_format,
3856 motorola_double_format, ieee_extended_motorola_format,
3857 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3858 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3859 mips_extended_format, ieee_quad_format, mips_quad_format,
3860 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3861 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3863 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3864 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3865 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3866 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3867 (ROUND_TOWARDS_ZERO): Likewise.
3869 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3870 (FLOAT_MODE_FORMAT): New macro.
3871 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3872 (MODE_COMPOSITE_P): ... this new macro.
3873 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3874 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3875 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3877 * flags.h: Include "real.h".
3879 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3880 REAL_MODE_FORMAT_COMPOSITE_P.
3881 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3883 * doc/tm.texi (Storage Layout): Remove documentation of
3884 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3885 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3886 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3887 they only apply to libgcc2.a.
3889 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3891 * config/spu/float_disf.c: New file.
3892 * config/spu/float_unsdisf.c: New file.
3893 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3894 (LIB2FUNCS_EXCLUDE): Define.
3896 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3897 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3899 * real.h (struct real_format): New member round_towards_zero.
3900 * real.c (round_for_format): Respect fmt->round_towards_zero.
3901 (ieee_single_format, mips_single_format, motorola_single_format,
3902 spu_single_format, ieee_double_format, mips_double_format,
3903 motorola_double_format, ieee_extended_motorola_format,
3904 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3905 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3906 mips_extended_format, ieee_quad_format, mips_quad_format,
3907 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3908 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3910 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3911 real_format to choose rounding mode when calling MPFR functions.
3912 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3913 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3915 * real.h (real_to_decimal_for_mode): Add prototype.
3916 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3917 Respect target rounding mode when generating decimal representation.
3918 (real_to_decimal): New stub for backwards compatibility.
3919 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3920 real_to_decimal_for_mode instead of real_to_decimal.
3922 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3924 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3925 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3927 * real.c (spu_single_format): New variable.
3928 * real.h (spu_single_format): Declare.
3930 * config/spu/spu.c (spu_override_options): Install SFmode format.
3931 (spu_split_immediate): Use integer mode to operate on pieces of
3932 floating-point values in all cases.
3934 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3935 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3936 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3938 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3940 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3942 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3944 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3946 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3949 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3950 on the VAR_DECL instead of TYPE_READONLY on its type.
3952 2008-08-12 Ira Rosen <irar@il.ibm.com>
3954 * tree-vectorizer.c: Depend on langhooks.h.
3955 (supportable_widening_operation): Add two arguments. Support double
3957 (supportable_narrowing_operation): Likewise.
3958 * tree-vectorizer.h (supportable_widening_operation): Add two
3960 (supportable_narrowing_operation): Likewise.
3961 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3962 supportable_widening_operation with correct arguments.
3963 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3964 (vectorizable_type_demotion): Support double type conversions.
3965 (vectorizable_type_promotion): Likewise.
3966 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3968 2008-08-11 Michael Matz <matz@suse.de>
3970 * i386/i386.c (override_options): Move initialisation from
3971 flag_schedule_insns_after_reload to here from ...
3972 (optimization_options): ... here.
3974 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3976 PR rtl-optimization/36998
3977 * dwarf2out.c (compute_barrier_args_size_1,
3978 compute_barrier_args_size): Temporarily remove assertions.
3980 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3983 * tree-ssa.c (struct walk_data): Add new flag
3984 warn_possibly_uninitialized.
3985 (warn_uninitialized_var): Use it.
3986 (warn_uninitialized_vars): New.
3987 (execute_early_warn_uninitialized): Call it.
3988 (execute_late_warn_uninitialized): Likewise.
3990 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3993 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3996 2008-08-09 Jan Hubicka <jh@suse.cz>
3999 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4001 (expand_fix): Be prepared for expansion to fail.
4002 (expand_sfix_optab): Remove instructions if expansion failed.
4004 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4006 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4008 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4009 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4011 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4013 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4014 mips/t-libgcc-mips16 to tmake_file.
4015 * config/mips/mips-protos.h (mips_call_type): New enum.
4016 (mips_pic_base_register, mips_got_load): Declare.
4017 (mips_restore_gp): Take an rtx argument.
4018 (mips_use_pic_fn_addr_reg_p): Declare.
4019 (mips_expand_call): Replace the sibcall_p argument with
4020 a mips_call_type argument. Add a lazy_p parameter.
4021 (mips_split_call): Declare.
4022 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4023 (MIPS16_PIC_TEMP): Likewise.
4024 (reg_class): Delete M16_NA_REGS.
4025 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4026 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4027 (mips_split_hi_p): Declare.
4028 * config/mips/mips.c (mips_split_hi_p): New array.
4029 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4030 (mips_got_symbol_type_p): New function.
4031 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4032 (mips16_stub_function_p): New function.
4033 (mips16_local_function_p): Likewise.
4034 (mips_use_pic_fn_addr_reg_p): Likewise.
4035 (mips_cannot_force_const_mem): Return false for HIGHs.
4036 Extend CONST_INT and symbolic handling to MIPS16, using
4037 mips_symbol_insns to check that the base symbol type is a
4038 legitimate constant. Reject GOT-based constants if
4039 TARGET_MIPS16_PCREL_LOADS.
4040 (mips_const_insns): Check targetm.cannot_force_const_mem when
4041 decomposing a symbolic base and a large offset.
4042 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4043 When calling a function that needs $25 from MIPS16 code,
4044 move the target address into $25 separately and add a USE
4046 (mips16_gp_pseudo_reg): Insert the initializer immediately
4047 before the first real insn.
4048 (mips_pic_base_register, mips_got_load): New functions.
4049 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4050 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4051 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4052 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4053 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4054 also passing NULL_RTX rather than const0_rtx as the aux argument.
4055 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4056 instead of TARGET_EXPLICIT_RELOCS.
4057 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4058 (mips_load_call_address): Replace the sibcall_p argument with
4059 a mips_call_type argument. Use mips_got_load.
4060 (mips16_local_alias): New structure.
4061 (mips16_local_aliases): New variable.
4062 (mips16_local_aliases_hash): New function.
4063 (mips16_local_aliases_eq): Likewise.
4064 (mips16_local_alias): Likewise.
4065 (mips16_stub_function): Likewise.
4066 (mips16_build_function_stub): Create a local alias for the target
4067 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4068 .cpload directive and an R_MIPS_NONE relocation for the target
4069 function, then load the alias rather than the function itself.
4070 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4071 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4072 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4073 (mips16_build_call_stub): Replace the FN parameter with an
4074 FN_PTR parameter. Force the address into a register if it
4075 isn't a call_insn_operand; don't rely on the caller to do this.
4076 If a call to a locally-defined and locally-binding MIPS16
4077 function must be made indirectly, redirect the call to the
4078 function's local alias. Use mips16_stub_function_p,
4079 mips16_stub_function, mips_expand_call and use_reg.
4080 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4081 Use explicit %hi and %lo accesses where possible.
4082 Use MIPS_CALL to generate the correct code form of a
4083 jal instruction. Add clobbers of $18 instead of uses.
4084 Update the call to mips_emit_call_insn.
4085 (mips_expand_call): Replace the SIBCALL_P argument with a
4086 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4087 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4088 allowing it to modify the call address. Update the calls to
4089 mips_load_call_address and mips_emit_call_insn.
4090 (mips_split_call): New function.
4091 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4092 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4093 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4094 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4095 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4097 (mips_cprestore_slot): New function.
4098 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4099 and use mips_cprestore_slot.
4100 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4102 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4103 then use a copygp_mips16 instruction to set up $28.
4104 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4105 (mips16_lay_out_constants): Call split_all_insns_noflow.
4106 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4107 false if TARGET_MIPS16.
4108 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4109 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4110 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4111 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4112 MIPS16 code. Allow MIPS16 o32 PIC.
4113 (mips_override_options): Allow MIPS16 o32 PIC.
4114 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4115 after reload if TARGET_USE_GOT.
4116 (UNSPEC_COPYGP): New constant.
4117 (length): Use a default length of 8 for MIPS16 GOT loads.
4118 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4119 (*got_page<mode>): Check mips_split_hi_p.
4120 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4121 (unspec_got<mode>, unspec_call<mode>): New expanders.
4122 (load_got<mode>, load_call<mode>): Remove the length attributes.
4123 Use a got attribute instead of a type attribute.
4124 (copygp_mips16): New insn.
4125 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4126 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4127 (sibcall, sibcall_value, call, call_value): Update the calls
4128 to mips_expand_call.
4129 (call_internal, call_value_internal): Use mips_split_call.
4130 (call_value_multiple_internal): Likewise.
4131 (call_split): Move after call_internal (the insn it is split from).
4132 (call_internal_direct, call_value_internal_direct): Turn into
4133 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4134 (call_direct_split, call_value_direct_split): New patterns.
4135 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4136 and use M16_REGS instead of M16_NA_REGS.
4137 * config/mips/predicates.md (const_call_insn_operand): Replace
4138 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4139 mips_use_pic_fn_addr_reg_p check.
4140 (move_operand): Reject HIGHs if mips_split_hi_p.
4141 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4142 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4143 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4144 * config/mips/libgcc-mips16.ver: New file.
4145 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4146 $(srcdir)/config/mips/libgcc-mips16.ver.
4148 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4150 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4151 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4152 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4153 (mips16_cfun_returns_in_fpr_p): Likewise.
4155 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4157 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4158 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4159 rather than 4 to PC.
4161 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4163 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4164 (FUNCTION_PROFILER): Save the static chain pointer into $2
4165 beforehand and restore it aftewards.
4166 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4167 address directly into $25 and call the function through $25;
4168 do not clobber $3. Pad the DImode version to cover the space
4169 left by the deleted $25 <- $3 move.
4170 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4171 the removal of the $25 <- $3 move.
4172 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4173 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4175 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4176 Daniel Jacobowitz <dan@codesourcery.com>
4178 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4179 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4180 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4181 * config/mips/mips.c (mips_start_function_definition): New function.
4182 (mips_end_function_definition): Likewise.
4183 (mips_output_function_prologue): Use mips_start_function_definition.
4184 (mips_output_function_epilogue): Use mips_end_function_definition.
4185 (build_mips16_function_stub): Use mips_start_function_definition
4186 and mips_end_function_definition.
4187 (build_mips16_call_stub): Likewise.
4189 2008-08-09 Richard Guenther <rguenther@suse.de>
4191 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4192 * gimple.h (gimple_call_fn): Adjust comment.
4193 (gimple_call_set_fndecl): New function.
4194 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4195 longer having bare FUNCTION_DECL operand.
4196 (gimple_call_return_type): Likewise.
4197 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4199 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4200 (gimple_mod_pow2): Likewise.
4201 (gimple_mod_subtract): Likewise.
4202 (gimple_ic): Likewise.
4203 (gimple_stringop_fixed_value): Likewise.
4204 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4205 longer having bare FUNCTION_DECL operand.
4206 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4207 * omp-low.c (optimize_omp_library_calls): Likewise.
4208 * cgraphunit.c (update_call_expr): Likewise.
4209 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4210 (execute_convert_to_rsqrt): Likewise.
4211 * cfgexpand.c (gimple_to_tree): Simplify.
4212 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4213 bare FUNCTION_DECL operand.
4214 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4215 (convert_gimple_call): Use gimple_call_fndecl.
4216 * c-common.c (c_warn_unused_result): Likewise.
4218 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4221 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4222 (c_finish_return): Likewise.
4223 (c_start_case): Likewise.
4224 * c-common.c (warn_for_collisions_1): Use explicit location in
4226 * c-parser.c (c_parser_condition): New. Call
4227 verify_sequence_points.
4228 (c_parser_paren_condition): Call c_parser_condition.
4229 (c_parser_for_statement): Call c_parser_condition.
4231 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4234 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4235 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4236 Moved from diagnostic.h
4237 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4239 (emit_diagnostic): New.
4240 (warning0, pedwarn0): Delete.
4241 (warning, warning_at, pedwarn, permerror): Return bool.
4242 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4243 Moved to diagnostic.c.
4244 (struct diagnostic_context): Use correct type for
4245 classify_diagnostic.
4246 (diagnostic_report_diagnostic): Update declaration.
4247 (emit_diagnostic): Declare.
4248 * errors.c (warning): Return bool.
4249 * errors.h (warning): Update declaration.
4250 * toplev.h (warning0, pedwarn0): Delete.
4251 (warning, warning_at, pedwarn, permerror): Return bool.
4252 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4253 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4254 inform. Update all calls.
4255 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4256 before giving informative note.
4257 (implicit_decl_warning): Likewise.
4258 * c-typeck.c (build_function_call): Likewise.
4259 * tree-sssa.c (warn_uninit): Likewise.
4260 * builtins.c (gimplify_va_arg_expr): Likewise.
4262 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4265 * doc/invoke.texi (-Wextra): Move warning from here...
4266 (-Wuninitialized): ... to here.
4268 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4271 * flags.h (set_Wunused): Delete
4272 * toplev.c (process_options): Handle Wunused flags here.
4273 * opts.c (maybe_warn_unused_parameter): Delete.
4274 (common_handle_option): Replace set_Wunused by warn_unused.
4275 (set_Wextra): Do not handle Wunused-parameter here.
4276 (set_Wunused): Delete.
4277 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4279 * common.opt (Wunused): Add Var and Init.
4280 (Wunused-function): Likewise.
4281 (Wunused-label): Likewise.
4282 (Wunused-parameter): Likewise.
4283 (Wunused-value): Likewise.
4284 (Wunused-variable): Likewise.
4286 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4288 * doc/invoke.texi: Add cpu_type power7.
4289 * config.in (HAVE_AS_VSX): New.
4290 * config.gcc: Add cpu_type power7.
4291 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4293 * configure: Regenerate.
4294 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4296 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4297 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4298 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4300 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4302 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4303 type to vectorize.builtin_conversion.
4304 (vectorizable_conversion): Likewise.
4305 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4306 integral type as input.
4307 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4309 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4310 and ALTIVEC_BUILTIN_VCTSXS.
4311 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4314 2008-08-08 Richard Guenther <rguenther@suse.de>
4316 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4317 (surely_varying_stmt_p): Calls are varying only if they are
4318 non-builtin and not indirect or have no result.
4319 (ccp_fold): Re-instantiate code before the tuples merge.
4321 2008-08-08 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/37056
4324 * gimple.h (gimple_assign_rhs_class): New helper function.
4325 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4326 unary operations properly.
4328 2008-08-07 Jan Hubicka <jh@suse.cz>
4330 * i386.h (ix86_size_cost): Declare.
4331 (ix86_cur_cost): New function macro.
4332 * i386.md (peepholes expanding size and splitters): Predicate by
4333 optimize_insn_for_speed_p.
4334 (peepholes reduce size and splitters): Predicate by
4335 optimize_insn_for_size_p.
4336 * i386.c (ix86_size_cost): Rename from ...
4337 (size_cost): This one.
4338 (override_options): Update.
4339 (decide_alg): Likewise.
4340 (ix86_expand_clear): Use RTL profile.
4341 (ix86_pad_returns): Use RTL profile.
4343 2008-08-07 Jan Hubicka <jh@suse.cz>
4345 * recog.c (split_all_insns): Set RTL profile
4346 (peephole2_optimize): Likewise.
4347 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4348 * combine.c (combine_instructions): Likewise.
4350 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4352 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4354 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4356 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4357 value in a6 after the set_frame_ptr insn.
4359 2008-08-07 Richard Henderson <rth@redhat.com>
4362 * gcc.c (cpp_options): Pass along -g*.
4364 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4366 * config/arm/arm.c (output_move_neon): Update comment describing
4367 big-endian vector layout.
4368 (arm_assemble_integer): Do not handle big-endian NEON vectors
4370 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4371 neon_vget_lane<mode>_sext_internal,
4372 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4373 element indices for big-endian.
4375 2008-08-07 Richard Henderson <rth@redhat.com>
4377 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4378 * configure, config.in: Rebuild.
4379 * debug.h (dwarf2out_do_cfi_asm): Declare.
4380 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4381 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4382 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4383 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4385 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4387 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4388 movv2si_internal): Combine into mov<mode>_internal.
4389 (movv2si_internal_2): Remove.
4391 2008-08-07 Jan Hubicka <jh@suse.cz>
4394 * i386.md (single stringop patterns): Enable unconditionally.
4396 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4399 * config/i386/emmintrin.h (_mm_move_epi64): Use
4400 __builtin_ia32_movq128.
4402 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4403 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4405 * config/i386/sse.md (sse2_movq128): New.
4407 * doc/extend.texi: Document __builtin_ia32_movq128.
4409 2008-08-07 Richard Guenther <rguenther@suse.de>
4412 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4413 pointers can access anything.
4415 2008-08-06 Jan Hubicka <jh@suse.cz>
4417 * optabs.c (emit_unop_insn): Break out to ...
4418 (maybe_emit_unop_insn): ... this one.
4419 (expand_sfix_optab): Use maybe variant.
4420 * optabs.h (maybe_emit_unop_insn): Declare.
4422 * i386.md (mov0 patterns): Enable by default.
4423 (FP conversion expanders): Disable expansion of code expanding
4424 sequences when instruction should be optimized for size.
4425 (single strinop patterns): Enable when optimizing for size.
4426 (string expanders): Disable expanding of code expanding sequences
4427 when optimizning instruction for size.
4428 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4430 (ix86_fp_comparison_sahf_cost): Likewise.
4431 (ix86_expand_branch): Likewise.
4432 (ix86_expand_ashl_const): Likewise.
4433 (ix86_split_ashl): Likewise.
4434 (ix86_expand_strlen): Likewise.
4435 (ix86_emit_fp_unordered_jump): Likewie.
4437 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4439 * c-common.c: Fix typo.
4440 (c_common_reswords): Activate more C++ keyword warnings.
4442 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4444 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4447 * diagnostic.c (permerror_at): New.
4448 * toplev.h (permerror_at): Declare.
4450 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4451 Ira Rosen <irar@il.ibm.com>
4453 * tree-vect-transform.c (vect_model_simple_cost): Return
4454 immediately if stmt is pure SLP.
4455 (vect_model_store_cost): Ditto.
4456 (vect_model_load_cost): Ditto.
4457 (vectorizable_store): Remove PURE_SLP check before call
4458 to vect_model_store_cost.
4459 (vect_model_store_cost): When checking whether stmt describe
4460 strided access, add a check that it is not slp_node.
4462 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4465 * c-common.c (warn_for_sign_compare): New. Handle separately the
4466 case that 'constant' is zero.
4467 * c-typeck.c (build_binary_op): Move code to c-common.c
4469 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4471 * config/alpha/alpha.c (alpha_preferred_reload_class,
4472 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4473 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4474 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4475 * config/arm/arm.md: Likewise.
4476 * config/avr/avr-protos.h (preferred_reload_class,
4477 test_hard_reg_class, avr_simplify_comparison_p,
4478 out_shift_with_cnt, class_max_nregs): Likewise.
4479 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4480 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4481 preferred_reload_class, test_hard_reg_class): Likewise.
4482 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4483 bfin_memory_move_cost, bfin_secondary_reload,
4484 bfin_output_mi_thunk): Likewise.
4485 * config/crx/crx.c (crx_secondary_reload_class,
4486 crx_memory_move_cost): Likewise.
4487 * config/frv/frv-protos.h (frv_secondary_reload_class,
4488 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4489 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4490 frv_secondary_reload_class, frv_class_likely_spilled_p,
4491 frv_class_max_nregs): Likewise.
4492 * config/h8300/h8300.c (h8300_classify_operand,
4493 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4495 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4496 * config/ia64/ia64.c (ia64_preferred_reload_class,
4497 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4498 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4499 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4501 * config/m68hc11/m68hc11.c (preferred_reload_class,
4502 m68hc11_memory_move_cost): Likewise.
4503 * config/mcore/mcore.c (mcore_secondary_reload_class,
4504 mcore_reload_class): Likewise.
4505 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4506 mips_class_max_nregs, mips_cannot_change_mode_class,
4507 mips_preferred_reload_class, mips_secondary_reload_class,
4508 mips_output_mi_thunk): Likewise.
4509 * config/mmix/mmix.c (mmix_preferred_reload_class,
4510 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4512 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4514 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4515 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4516 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4517 * config/rs6000/rs6000.c (paired_expand_vector_init,
4518 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4519 compare_section_name, rs6000_memory_move_cost): Likewise.
4520 * config/s390/s390.c (s390_emit_compare_and_swap,
4521 s390_preferred_reload_class, s390_secondary_reload,
4522 legitimize_pic_address, legitimize_tls_address,
4523 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4524 s390_class_max_nregs): Likewise.
4525 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4526 * config/s390/s390.md: Likewise.
4527 * config/score/score-protos.h (score_secondary_reload_class,
4528 score_preferred_reload_class): Likewise.
4529 * config/score/score.c (score_preferred_reload_class,
4530 score_secondary_reload_class): Likewise.
4531 * config/score/score3.c (score3_output_mi_thunk,
4532 score3_preferred_reload_class, score3_secondary_reload_class,
4533 score3_hard_regno_mode_ok): Likewise.
4534 * config/score/score3.h (score3_preferred_reload_class,
4535 score3_secondary_reload_class): Likewise.
4536 * config/score/score7.c (score7_output_mi_thunk,
4537 score7_preferred_reload_class, score7_secondary_reload_class,
4538 score7_hard_regno_mode_ok): Likewise.
4539 * config/score/score7.h (score7_preferred_reload_class,
4540 score7_secondary_reload_class): Likewise.
4541 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4542 output_branchy_insn, add_constant, gen_block_redirect,
4543 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4544 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4546 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4547 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4548 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4549 xstormy16_preferred_reload_class): Likewise.
4550 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4551 xtensa_expand_atomic, override_options,
4552 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4554 * reorg.c (try_merge_delay_insns): Likewise.
4555 * tree.c (merge_dllimport_decl_attributes): Likewise.
4557 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4559 2008-08-06 Michael Matz <matz@suse.de>
4561 * Makefile.in (write_entries_to_file): Quote words.
4562 * gengtype.c: (read_input_line): Skip over leading white-space.
4564 2008-08-06 Marc Gauthier <marc@tensilica.com>
4566 * config.gcc: Match more processor names for Xtensa.
4567 * configure.ac: Likewise.
4568 * doc/install.texi (Specific): Likewise.
4569 * configure: Regenerate.
4571 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4573 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4574 * calls.c (avoid_likely_spilled_reg): Likewise.
4575 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4576 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4577 * config/i386/i386.c (ix86_expand_special_args_builtin,
4578 ix86_secondary_reload): Likewise.
4579 * except.c (struct eh_region, gen_eh_region_catch,
4580 remove_unreachable_regions, duplicate_eh_regions,
4581 assign_filter_values, build_post_landing_pads,
4582 sjlj_find_directly_reachable_regions, remove_eh_handler,
4583 reachable_next_level, foreach_reachable_handler,
4584 can_throw_internal_1, can_throw_external_1,
4585 collect_one_action_chain): Likewise.
4586 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4587 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4588 * function.c (update_temp_slot_address, instantiate_new_reg,
4589 instantiate_virtual_regs_in_rtx,
4590 instantiate_virtual_regs_in_insn): Likewise.
4591 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4592 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4593 gimplify_cleanup_point_expr): Likewise.
4594 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4595 * passes.c (next_pass_1): Likewise.
4596 * print-tree.c (print_node_brief, print_node): Likewise.
4597 * profile.c (branch_prob): Likewise.
4598 * tree-dump.c (dump_register): Likewise.
4599 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4601 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4602 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4603 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4604 copy_arguments_for_versioning, copy_static_chain): Likewise.
4605 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4606 add_new_name_mapping, register_new_name_mapping): Likewise.
4607 * tree-mudflap.c (mf_xform_derefs): Likewise.
4608 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4609 get_init_expr, combine_chains): Likewise.
4610 * tree-pretty-print.c (dump_generic_node): Likewise.
4611 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4612 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4613 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4614 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4616 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4619 * calls.c (expand_call): Use the biggest preferred stack
4622 2008-08-06 Michael Matz <matz@suse.de>
4625 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4626 for reused reload, instead of overwriting them.
4628 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4631 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4632 for incoming stack boundary.
4634 * function.c (assign_parm_find_entry_rtl): Update
4635 parm_stack_boundary.
4637 * function.h (rtl_data): Add parm_stack_boundary.
4639 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4640 parm_stack_boundary for incoming stack boundary.
4642 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4644 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4645 for unrepresentable subregs or treat them as equal to other regs
4646 or subregs with the same register number.
4648 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4651 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4654 2008-08-06 Jan Hubicka <jh@suse.cz>
4656 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4657 frequencies might be hot.
4659 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4661 * reload.c (find_reloads): Force constants into literal pool
4662 also if they are wrapped in a SUBREG.
4664 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4667 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4668 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4669 Don't allow predicated instructions for data speculation.
4670 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4673 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4675 * haifa-sched.c (extend_global): Split to extend_global_data and
4676 extend_region_data. Update all uses.
4677 (extend_all): Rename to extend_block_data.
4679 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4681 * sched-rgn.c (new_ready): Check if instruction can be
4682 speculatively scheduled before attempting speculation.
4683 (debug_rgn_dependencies): Remove wrongful assert.
4685 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4687 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4689 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4691 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4692 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4693 va_size, and type_size.
4695 2008-08-04 Jason Merrill <jason@redhat.com>
4698 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4699 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4701 2008-08-05 Richard Henderson <rth@redhat.com>
4703 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4704 * configure: Rebuild.
4706 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4709 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4710 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4713 2008-08-05 Richard Henderson <rth@redhat.com>
4715 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4716 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4717 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4718 * common.opt (fdwarf2-cfi-asm): New.
4719 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4720 * config.in, configure: Rebuild.
4721 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4722 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4723 (dw2_force_const_mem): Externalize.
4724 * dwarf2asm.h: Update.
4725 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4726 generate a real label.
4727 (output_cfi_directive): New.
4728 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4729 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4730 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4732 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4733 (output_loc_operands_raw, output_loc_sequence_raw): New.
4734 (output_cfa_loc_raw): New.
4736 2008-08-05 Paul Brook <paul@codesourcery.com>
4738 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4739 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4740 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4741 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4742 * config/arm/arm.h (TARGET_VFPD32): Define.
4743 (TARGET_VFP3): Use TARGET_VFPD32.
4744 (fputype): Add FPUTYPE_VFP3D16.
4745 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4746 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4747 * config/arm/arm-cores.def: Add cortex-r4f.
4748 * config/arm/arm-tune.md: Regenerate.
4750 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4752 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4753 Reword some comments throughout the file.
4755 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4756 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4757 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4758 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4760 (MFC_START_ENABLE): Remove PPU-only define.
4761 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4762 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4764 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4765 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4766 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4767 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4768 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4769 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4770 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4772 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4773 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4774 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4775 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4777 (spu_read_machine_status): Fix typo.
4779 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4781 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4782 SUBREG of multi-word hard register.
4783 * config/spu/spu.c (valid_subreg): Likewise.
4784 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4786 2008-08-04 Richard Guenther <rguenther@suse.de>
4788 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4789 the candidate with the stripped base if that base is different
4790 from the original base even for offset zero.
4792 2008-08-04 Richard Guenther <rguenther@suse.de>
4795 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4796 check for no_overflow.
4798 2008-08-04 Richard Guenther <rguenther@suse.de>
4800 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4802 2008-08-04 Paul Brook <paul@codesourcery.com>
4804 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4805 (arm_order_regs_for_local_alloc): New function.
4806 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4808 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4810 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4813 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4814 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4815 (ix86_expand_epilogue): Likewise.
4817 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4819 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4822 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4825 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4826 (*movv2sf_internal_rex64): Ditto.
4828 2008-08-03 Jan Hubicka <jh@suse.cz>
4830 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4831 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4832 * expmed.c (expand_smod_pow2): Likewise.
4834 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4838 alternative 0 of operand 1.
4839 (*vec_concatv2di_rex64_sse): Ditto.
4840 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4842 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4843 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4844 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4845 (*movv2sf_internal_rex64): Ditto.
4847 2008-08-02 Richard Guenther <rguenther@suse.de>
4850 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4851 (ssedoublesizemode): New mode attribute.
4852 (sse_shufps): Call gen_sse_shufps_v4sf.
4853 (sse_shufps_1): Macroize.
4854 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4855 (sse2_shufpd_1): Macroize.
4856 (vec_extract_odd, vec_extract_even): New expanders.
4857 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4858 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4859 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4860 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4861 (ix86_expand_vector_set): Likewise.
4862 (ix86_expand_reduc_v4sf): Likewise.
4864 2008-08-01 Doug Kwan <dougkwan@google.com>
4866 * matrix-reorg.c: Re-enable all code.
4867 (struct malloc_call_data): Change CALL_STMT to gimple type.
4868 (collect_data_for_malloc_call): Tuplify.
4869 (struct access_site_info): Change STMT to gimple type.
4870 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4871 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4872 (struct free_info): Change STMT to gimple type.
4873 (struct matrix_access_phi_node): Change PHI to gimple type.
4874 (get_inner_of_cast_expr): Remove.
4875 (may_flatten_matrices_1): Tuplify.
4876 (may_flatten_matrices): Ditto.
4877 (mark_min_matrix_escape_level): Ditto.
4878 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4879 (ssa_accessed_in_call_rhs): New
4880 (ssa_accessed_in_assign_rhs): New
4881 (record_access_alloc_site_info): Tuplify.
4882 (add_allocation_site): Ditto.
4883 (analyze_matrix_allocation_site): Ditto.
4884 (analyze_transpose): Ditto.
4885 (get_index_from_offset): Ditto.
4886 (update_type_size): Ditto.
4887 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4888 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4889 (analyze_accesses_for_phi_node): Tuplify.
4890 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4891 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4892 (analyze_matrix_accesses): Tuplify.
4893 (check_var_data): New call-back type for check_var_notmodified_p.
4894 (check_var_notmodified_p): Tuplify and use call-back struct to
4895 return statement found.
4896 (can_calculate_expr_before_stmt): Factor out statement related code
4898 (can_calculate_stmt_before_stmt): New.
4899 (check_allocation_function): Tuplify.
4900 (find_sites_in_func): Ditto.
4901 (record_all_accesses_in_func): Ditto.
4902 (transform_access_sites): Ditto.
4903 (transform_allocation_sites): Ditto.
4904 (matrix_reorg): Re-enable.
4905 (gate_matrix_reorg): Re-enable.
4907 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4909 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4910 for labels for which it hasn't been set yet. If it has been set,
4911 stop walking insns and continue with next worklist item.
4912 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4913 if the only BARRIER is at the very end of a function.
4915 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4917 * cfgexpand.c (expand_stack_alignment): Assert that
4918 stack_realign_drap and drap_rtx must match.
4920 * function.c (instantiate_new_reg): If DRAP is used to realign
4921 stack, replace virtual_incoming_args_rtx with internal arg
4924 2008-08-01 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4927 loop information only if we initialized it.
4928 (execute_pre): Call fini_pre with in_fre.
4929 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4930 if we do not unroll because we hit max-completely-peeled-insns.
4931 Use our estimation for consistency, do allow shrinking.
4933 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4935 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4936 with MIN_STACK_BOUNDARY.
4937 (ix86_update_stack_boundary): Likewise.
4938 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4941 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4942 (MIN_STACK_BOUNDARY): This.
4944 2008-08-01 Richard Guenther <rguenther@suse.de>
4947 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4949 2008-08-01 Richard Guenther <rguenther@suse.de>
4951 PR tree-optimization/36988
4952 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4953 do not matter if that doesn't change volatile qualification.
4955 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4957 * configure.ac: Do not generate libada-mk. Do not subst
4959 * libada-mk.in: Remove.
4960 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4961 * configure: Regenerate.
4963 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4965 * tree-pass.h: Added comment about not dumping passes with name
4966 starting with star in struct opt_pass.
4967 * passes.c (register_dump_files_1): Don't do dump for a pass with
4968 name starting with star.
4969 * doc/passes.texi (Pass manager): Mention pass names and special
4970 meaning of star prefix to avoid dump.
4972 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4974 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4976 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4977 (ISA_MIPS64R2): New macro.
4978 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4979 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4980 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4981 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4982 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4983 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4984 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4985 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4986 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4987 Move up to keep list alphabetically sorted.
4988 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4989 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4991 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4992 (-march=@var{arch}): Add mips64r2.
4994 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4996 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4998 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5000 * expr.c (expand_assignment): Check for complete type.
5002 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5005 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5007 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5008 for stack alignment.
5010 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5012 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5014 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5015 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5017 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5019 PR rtl-optimization/36419
5020 * dwarf2out.c (barrier_args_size): New variable.
5021 (compute_barrier_args_size, compute_barrier_args_size_1): New
5023 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5024 if not called yet in the current function, use barrier_args_size
5025 array to find the new args_size value.
5026 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5028 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5031 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5034 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5037 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5038 (dwarf2out_stack_adjust): Use it.
5039 (dwarf2out_frame_debug_expr): Likewise.
5041 2008-07-31 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/36978
5044 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5045 the generated condition.
5047 2008-07-31 Richard Guenther <rguenther@suse.de>
5049 * passes.c (init_optimization_passes): Always call
5050 pass_early_warn_uninitialized.
5051 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5052 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5053 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5055 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5058 * builtins.c (maybe_emit_free_warning): New function.
5059 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5060 maybe_emit_free_warning for BUILT_IN_FREE.
5063 * dwarf2out.c (get_context_die): New function.
5064 (force_decl_die, force_type_die): Use it.
5065 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5066 returns NULL, force generation of DW_TAG_typedef and put that into
5069 PR preprocessor/36649
5070 * c-pch.c (c_common_read_pch): Save and restore
5071 line_table->trace_includes across PCH restore.
5073 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5076 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5078 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5081 * final.c (call_from_call_insn): Handle COND_EXEC.
5083 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5085 * builtins.c (std_gimplify_va_arg_expr): Replace
5086 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5087 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5089 2008-07-30 Joey Ye <joey.ye@intel.com>
5090 H.J. Lu <hongjiu.lu@intel.com>
5092 * builtins.c (expand_builtin_setjmp_receiver): Replace
5093 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5094 (expand_builtin_apply_args_1): Likewise.
5095 (expand_builtin_longjmp): Need DRAP for stack alignment.
5096 (expand_builtin_apply): Likewise.
5098 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5099 instead of assign_stack_local to allow alignment reduction.
5101 * calls.c (emit_call_1): Need DRAP for stack alignment if
5103 (expand_call): Replace virtual_incoming_args_rtx with
5104 crtl->args.internal_arg_pointer.
5105 * stmt.c (expand_nl_goto_receiver): Likewise.
5107 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5108 alignment and store to stack_alignment_estimated and
5109 max_used_stack_slot_alignment.
5110 (expand_one_var): Likewise.
5111 (expand_stack_alignment): New function.
5112 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5113 and stack_alignment_estimated fields in rtl_data. Call
5114 expand_stack_alignment at end.
5116 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5117 (MAX_STACK_ALIGNMENT): Likewise.
5118 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5119 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5121 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5122 stack alignment when generating virtual registers.
5124 * function.c (assign_stack_local): Renamed to ...
5125 (assign_stack_local_1): This. Add a parameter to indicate
5126 if it is OK to reduce alignment.
5127 (assign_stack_local): Use it.
5128 (instantiate_new_reg): Instantiate virtual incoming args rtx
5129 to vDRAP if stack realignment and DRAP is needed.
5130 (assign_parms): Collect parameter/return type alignment and
5131 contribute to stack_alignment_estimated.
5132 (locate_and_pad_parm): Likewise.
5133 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5134 with crtl->args.internal_arg_pointer.
5136 * function.h (rtl_data): Add new field drap_reg,
5137 max_used_stack_slot_alignment, stack_alignment_estimated,
5138 stack_realign_needed, need_drap, stack_realign_processed and
5139 stack_realign_finalized.
5140 (stack_realign_fp): New macro.
5141 (stack_realign_drap): Likewise.
5143 * global.c (compute_regsets): Frame pointer is needed when
5144 stack is realigned. Can eliminate frame pointer when stack is
5145 realigned and dynamic realigned argument pointer isn't used.
5147 * reload1.c (update_eliminables): Frame pointer is needed
5148 when stack is realigned.
5149 (init_elim_table): Can eliminate frame pointer when stack is
5150 realigned and dynamic realigned argument pointer isn't used.
5152 * rtl.h (assign_stack_local_1): Declare new funtion.
5154 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5155 (TARGET_GET_DRAP_RTX): Likewise.
5156 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5157 TARGET_GET_DRAP_RTX.
5159 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5161 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5162 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5164 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5165 H.J. Lu <hongjiu.lu@intel.com>
5167 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5168 vdrap_reg, stack_realign and drap_reg_saved.
5169 (add_cfi): Don't allow redefining CFA when DRAP is used.
5170 (reg_save): Handle stack alignment.
5171 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5172 alignment. Don't generate DWARF information for (set fp sp)
5174 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5176 (int_loc_descriptor): Move prototype forward. Also define if
5177 DWARF2_UNWIND_INFO is true.
5178 (output_cfa_loc): Handle DW_CFA_expression.
5179 (build_cfa_aligned_loc): New.
5180 (based_loc_descr): Update assert for stack realign. For local
5181 variables, use sp+offset when stack is aligned without drap and
5182 fp+offset when stack is aligned with drap. For arguments, use
5183 cfa+offset when drap is used to align stack.
5185 2008-07-30 Joey Ye <joey.ye@intel.com>
5186 H.J. Lu <hongjiu.lu@intel.com>
5188 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5190 (ix86_gen_andsp): New.
5191 (ix86_user_incoming_stack_boundary): Likewise.
5192 (ix86_default_incoming_stack_boundary): Likewise.
5193 (ix86_incoming_stack_boundary): Likewise.
5194 (ix86_can_eliminate): Likewise.
5195 (find_drap_reg): Likewise.
5196 (ix86_update_stack_boundary): Likewise.
5197 (ix86_get_drap_rtx): Likewise.
5198 (ix86_finalize_stack_realign_flags): Likewise.
5199 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5200 (TARGET_GET_DRAP_RTX): Likewise.
5201 (override_options): Overide option value for new options.
5202 (ix86_function_ok_for_sibcall): Remove check for
5203 force_align_arg_pointer.
5204 (ix86_handle_cconv_attribute): Likewise.
5205 (ix86_function_regparm): Likewise.
5206 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5207 (ix86_va_start): Replace virtual_incoming_args_rtx with
5208 crtl->args.internal_arg_pointer.
5209 (ix86_select_alt_pic_regnum): Check DRAP register.
5210 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5211 (ix86_compute_frame_layout): Compute frame layout wrt stack
5213 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5214 (ix86_expand_prologue): Decide if stack realignment is needed
5215 and generate prologue code accordingly.
5216 (ix86_expand_epilogue): Generate epilogue code wrt stack
5217 realignment is really needed or not.
5219 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5220 (ABI_STACK_BOUNDARY): Likewise.
5221 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5222 (STACK_REALIGN_DEFAULT): Likewise.
5223 (INCOMING_STACK_BOUNDARY): Likewise.
5224 (MAX_STACK_ALIGNMENT): Likewise.
5225 (ix86_incoming_stack_boundary): Likewise.
5226 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5227 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5228 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5229 (machine_function): Remove force_align_arg_pointer.
5231 * config/i386/i386.md (BX_REG): New.
5232 (R13_REG): Likewise.
5234 * config/i386/i386.opt (mforce_drap): New.
5235 (mincoming-stack-boundary): Likewise.
5236 (mstackrealign): Add Init(-1).
5238 * config/i386/i386-protos.h (ix86_can_eliminate): New
5240 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5242 * doc/extend.texi: Update force_align_arg_pointer.
5244 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5247 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5248 (INCOMING_STACK_BOUNDARY): Likewise.
5249 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5250 (TARGET_GET_DRAP_RTX): Likewise.
5252 2008-07-30 Andreas Schwab <schwab@suse.de>
5254 PR rtl-optimization/36929
5255 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5256 add_insn_before and fix argument order.
5257 (replace_inc_dec_mem): Handle NULL rtx.
5259 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5261 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5263 (arm_compute_initial_elimination_offset): Use it.
5264 (arm_compute_save_reg_mask): Include static chain save slot when
5265 calculating alignment.
5266 (arm_get_frame_offsets): Ditto.
5267 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5268 that we can use to decrement the stack when the stack decrement
5269 could be too big for an immediate value in a single insn.
5270 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5272 2008-07-30 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/36967
5275 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5276 Release defs of statements we remove.
5278 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5280 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5281 instead of NULL_RTVEC.
5283 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5287 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5290 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5292 * final.c (call_from_call_insn): New.
5293 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5295 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5297 * configure.ac: Substitute ADA_CFLAGS.
5298 * configure: Regenerate.
5299 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5300 * Makefile.in: Remove mention of X_* variables.
5301 * config/pa/x-ada-hpux10: Remove.
5302 * config/pa/x-ada: Remove.
5304 * doc/fragments.texi: Update.
5306 2008-07-30 Olivier Hainque <hainque@adacore.com>
5308 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5309 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5310 __dso_handle explicitly here.
5312 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5315 * c-typeck.c (build_binary_op): Encapsulate code into...
5316 * c-common.c (shorten_binary_op): ...this new function.
5317 (conversion_warning): Use the new function. Handle non-negative
5318 constant in bitwise-and.
5319 * c-common.h (shorten_binary_op): Declare.
5321 2008-07-30 Olivier Hainque <hainque@adacore.com>
5323 * scan.c (make_sstring_space): Add explicit conversions of
5324 allocator's return value.
5325 * fix-header.c (recognized_function): Likewise.
5327 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5329 * doc/cpp.texi: Update to GFDL 1.2.
5330 * doc/gcc.texi: Do not list GPL as Invariant Section.
5331 * doc/gccint.texi: Likewise. Update copyright years.
5332 * doc/install.texi: Update copyright years.
5334 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5337 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5338 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5340 2008-07-29 Jan Hubicka <jh@suse.cz>
5342 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5343 (grokdeclarator): Likewise.
5344 * langhooks.c (lhd_warn_unused_global_decl): Use
5345 DECL_DECLARED_INLINE_P.
5346 * print-tree.c (print_node): Remove DECL_INLINE check.
5348 2008-07-29 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/36945
5351 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5352 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5353 Record invariant addresses un-decomposed.
5354 (copy_reference_ops_from_call): Record reference call
5355 arguments properly. Simplify.
5356 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5357 helper split out from ...
5358 (create_component_ref_by_pieces): ... here. Simplify.
5359 Prepare for recursive invocation for call arguments.
5360 (create_expression_by_pieces): Adjust call to
5361 create_component_ref_by_pieces.
5362 (compute_avail): Process operand 2 of reference ops.
5364 2008-07-29 Richard Guenther <rguenther@suse.de>
5366 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5368 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5370 * c-format.c (check_format_types): Revert unwanted checkin.
5372 2008-07-29 Jan Hubicka <jh@suse.cz>
5374 * flags.h (flag_really_no_inline): Remove.
5375 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5376 * toplev.c (flag_really_no_inline): Remove.
5377 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5378 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5379 (cgraph_decide_inlining_incrementally): Likewise.
5380 (compute_inline_parameters): Likewise.
5381 * opts.c (decode_options): Simplify.
5382 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5383 * common.opt (finline): Initialize to 1.
5384 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5386 2008-07-29 Jan Hubicka <jh@suse.cz>
5388 * predict.c (always_optimize_for_size_p): New function.
5389 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5390 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5391 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5393 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5394 * function.c (prepare_function_start): Set default profile.
5395 * function.h (rtl_data): Add maybe_hot_insn_p.
5396 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5397 (construct_exit_block): Likewise.
5398 (tree_expand_cfg): Likewise.
5400 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5401 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5402 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5403 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5406 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5409 * c-decl.c (merge_decls): Merge USED flags.
5411 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5413 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5414 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5415 next_stack, lab_false and lab_over trees.
5417 2008-07-28 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/36957
5420 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5421 (useless_type_conversion_p): Remove.
5422 (types_compatible_p): Remove.
5423 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5424 (useless_type_conversion_p): Declare.
5425 (types_compatible_p): Declare.
5426 (gimple_expr_type): Return the base type only if it is
5427 trivially convertible to the subtype.
5429 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5431 * configure.ac: Use the m4_do macro to concatenate the warnings into
5432 one string in ACX_PROG_CC_WARNING_OPTS,
5433 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5434 * configure: Regenerate.
5436 2008-07-28 Richard Guenther <rguenther@suse.de>
5438 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5439 (insert_fake_stores): Remove.
5440 (realify_fake_stores): Likewise.
5441 (execute_pre): Remove dead code.
5442 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5443 (find_func_aliases): Deal with it here instead.
5444 Re-enable gcc_unreachable call.
5446 2008-07-28 Richard Guenther <rguenther@suse.de>
5448 Merge from gimple-tuples-branch.
5450 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5451 * gimple.def: New file.
5452 * gsstruct.def: Likewise.
5453 * gimple-iterator.c: Likewise.
5454 * gimple-pretty-print.c: Likewise.
5455 * tree-gimple.c: Removed. Merged into ...
5456 * gimple.c: ... here. New file.
5457 * tree-gimple.h: Removed. Merged into ...
5458 * gimple.h: ... here. New file.
5460 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5461 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5462 --enable-checking=gimple flag.
5463 * config.in: Likewise.
5464 * configure: Regenerated.
5466 * tree-ssa-operands.h: Tuplified.
5467 * tree-vrp.c: Likewise.
5468 * tree-loop-linear.c: Likewise.
5469 * tree-into-ssa.c: Likewise.
5470 * tree-ssa-loop-im.c: Likewise.
5471 * tree-dump.c: Likewise.
5472 * tree-complex.c: Likewise.
5473 * cgraphbuild.c: Likewise.
5474 * tree-ssa-threadupdate.c: Likewise.
5475 * tree-ssa-loop-niter.c: Likewise.
5476 * tree-pretty-print.c: Likewise.
5477 * tracer.c: Likewise.
5478 * gengtype.c: Likewise.
5479 * tree-loop-distribution.c: Likewise.
5480 * tree-ssa-loop-unswitch.c: Likewise.
5481 * cgraph.c: Likewise.
5482 * cgraph.h: Likewise.
5483 * tree-ssa-loop-manip.c: Likewise.
5484 * value-prof.c: Likewise.
5485 * tree-ssa-loop-ch.c: Likewise.
5486 * tree-tailcall.c: Likewise.
5487 * value-prof.h: Likewise.
5490 * tree-pass.h: Likewise.
5491 * ipa-cp.c: Likewise.
5492 * tree-scalar-evolution.c: Likewise.
5493 * tree-scalar-evolution.h: Likewise.
5494 * target.h: Likewise.
5495 * lambda-mat.c: Likewise.
5496 * tree-phinodes.c: Likewise.
5497 * diagnostic.h: Likewise.
5498 * builtins.c: Likewise.
5499 * tree-ssa-alias-warnings.c: Likewise.
5500 * cfghooks.c: Likewise.
5501 * fold-const.c: Likewise.
5502 * cfghooks.h: Likewise.
5503 * omp-low.c: Likewise.
5504 * tree-ssa-dse.c: Likewise.
5505 * ipa-reference.c: Likewise.
5506 * tree-ssa-uncprop.c: Likewise.
5507 * toplev.c: Likewise.
5508 * tree-gimple.c: Likewise.
5509 * tree-gimple.h: Likewise.
5510 * tree-chrec.c: Likewise.
5511 * tree-chrec.h: Likewise.
5512 * tree-ssa-sccvn.c: Likewise.
5513 * tree-ssa-sccvn.h: Likewise.
5514 * cgraphunit.c: Likewise.
5515 * tree-ssa-copyrename.c: Likewise.
5516 * tree-ssa-ccp.c: Likewise.
5517 * tree-ssa-loop-ivopts.c: Likewise.
5518 * tree-nomudflap.c: Likewise.
5519 * tree-call-cdce.c: Likewise.
5520 * ipa-pure-const.c: Likewise.
5521 * c-format.c: Likewise.
5522 * tree-stdarg.c: Likewise.
5523 * tree-ssa-math-opts.c: Likewise.
5524 * tree-ssa-dom.c: Likewise.
5525 * tree-nrv.c: Likewise.
5526 * tree-ssa-propagate.c: Likewise.
5527 * ipa-utils.c: Likewise.
5528 * tree-ssa-propagate.h: Likewise.
5529 * tree-ssa-alias.c: Likewise.
5530 * gimple-low.c: Likewise.
5531 * tree-ssa-sink.c: Likewise.
5532 * ipa-inline.c: Likewise.
5533 * c-semantics.c: Likewise.
5534 * dwarf2out.c: Likewise.
5536 * tree-ssa-loop-ivcanon.c: Likewise.
5537 * predict.c: Likewise.
5538 * tree-ssa-loop.c: Likewise.
5539 * tree-parloops.c: Likewise.
5540 * tree-ssa-address.c: Likewise.
5541 * tree-ssa-ifcombine.c: Likewise.
5542 * matrix-reorg.c: Likewise.
5543 * c-decl.c: Likewise.
5544 * tree-eh.c: Likewise.
5545 * c-pretty-print.c: Likewise.
5546 * lambda-trans.c: Likewise.
5547 * function.c: Likewise.
5548 * langhooks.c: Likewise.
5549 * ebitmap.h: Likewise.
5550 * tree-vectorizer.c: Likewise.
5551 * function.h: Likewise.
5552 * langhooks.h: Likewise.
5553 * tree-vectorizer.h: Likewise.
5554 * ipa-type-escape.c: Likewise.
5555 * ipa-type-escape.h: Likewise.
5556 * domwalk.c: Likewise.
5557 * tree-if-conv.c: Likewise.
5558 * profile.c: Likewise.
5559 * domwalk.h: Likewise.
5560 * tree-data-ref.c: Likewise.
5561 * tree-data-ref.h: Likewise.
5562 * tree-flow-inline.h: Likewise.
5563 * tree-affine.c: Likewise.
5564 * tree-vect-analyze.c: Likewise.
5565 * c-typeck.c: Likewise.
5566 * gimplify.c: Likewise.
5567 * coretypes.h: Likewise.
5568 * tree-ssa-phiopt.c: Likewise.
5569 * calls.c: Likewise.
5570 * tree-ssa-coalesce.c: Likewise.
5571 * tree.def: Likewise.
5572 * tree-dfa.c: Likewise.
5573 * except.c: Likewise.
5574 * except.h: Likewise.
5575 * cfgexpand.c: Likewise.
5576 * tree-cfgcleanup.c: Likewise.
5577 * tree-ssa-pre.c: Likewise.
5578 * tree-ssa-live.c: Likewise.
5579 * tree-sra.c: Likewise.
5580 * tree-ssa-live.h: Likewise.
5581 * tree-predcom.c: Likewise.
5582 * lambda.h: Likewise.
5583 * tree-mudflap.c: Likewise.
5584 * ipa-prop.c: Likewise.
5585 * print-tree.c: Likewise.
5586 * tree-ssa-copy.c: Likewise.
5587 * ipa-prop.h: Likewise.
5588 * tree-ssa-forwprop.c: Likewise.
5589 * ggc-page.c: Likewise.
5590 * c-omp.c: Likewise.
5591 * tree-ssa-dce.c: Likewise.
5592 * tree-vect-patterns.c: Likewise.
5593 * tree-ssa-ter.c: Likewise.
5594 * tree-nested.c: Likewise.
5595 * tree-ssa.c: Likewise.
5596 * lambda-code.c: Likewise.
5597 * tree-ssa-loop-prefetch.c: Likewise.
5598 * tree-inline.c: Likewise.
5599 * tree-inline.h: Likewise.
5600 * tree-iterator.c: Likewise.
5601 * tree-optimize.c: Likewise.
5602 * tree-ssa-phiprop.c: Likewise.
5603 * tree-vect-transform.c: Likewise.
5604 * tree-object-size.c: Likewise.
5605 * tree-outof-ssa.c: Likewise.
5606 * cfgloop.c: Likewise.
5607 * system.h: Likewise.
5608 * tree-profile.c: Likewise.
5609 * cfgloop.h: Likewise.
5610 * c-gimplify.c: Likewise.
5611 * c-common.c: Likewise.
5612 * tree-vect-generic.c: Likewise.
5613 * tree-flow.h: Likewise.
5614 * c-common.h: Likewise.
5615 * basic-block.h: Likewise.
5616 * tree-ssa-structalias.c: Likewise.
5617 * tree-switch-conversion.c: Likewise.
5618 * tree-ssa-structalias.h: Likewise.
5619 * tree-cfg.c: Likewise.
5620 * passes.c: Likewise.
5621 * ipa-struct-reorg.c: Likewise.
5622 * ipa-struct-reorg.h: Likewise.
5623 * tree-ssa-reassoc.c: Likewise.
5624 * cfgrtl.c: Likewise.
5625 * varpool.c: Likewise.
5627 * tree-ssanames.c: Likewise.
5628 * tree-ssa-threadedge.c: Likewise.
5629 * langhooks-def.h: Likewise.
5630 * tree-ssa-operands.c: Likewise.
5631 * config/alpha/alpha.c: Likewise.
5632 * config/frv/frv.c: Likewise.
5633 * config/s390/s390.c: Likewise.
5634 * config/m32c/m32c.c: Likewise.
5635 * config/m32c/m32c-protos.h: Likewise.
5636 * config/spu/spu.c: Likewise.
5637 * config/sparc/sparc.c: Likewise.
5638 * config/i386/i386.c: Likewise.
5639 * config/sh/sh.c: Likewise.
5640 * config/xtensa/xtensa.c: Likewise.
5641 * config/stormy16/stormy16.c: Likewise.
5642 * config/ia64/ia64.c: Likewise.
5643 * config/rs6000/rs6000.c: Likewise.
5644 * config/pa/pa.c: Likewise.
5645 * config/mips/mips.c: Likewise.
5647 2008-07-28 Simon Baldwin <simonb@google.com>
5649 * c-pragma.c (handle_pragma_message): New function.
5650 (init_pragma): Register handle_pragma_message.
5651 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5654 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5656 PR tree-optimization/35252
5657 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5658 REALPART_EXPR to be considered as same load operation.
5660 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5662 PR tree-optimization/36830
5663 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5664 (expressions_equal_p): Return false if only one operand is null.
5666 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5668 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5669 version requirements.
5671 2008-07-26 Olivier Hainque <hainque@adacore.com>
5673 * collect2.c (symkind): New enum. Symbol kinds we care about.
5674 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5675 code and head comment accordingly.
5676 (scan_prog_file): Use symkind names instead of bare integers.
5678 2008-07-25 Jan Hubicka <jh@suse.cz>
5680 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5682 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5683 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5684 * dojump.c (clear_pending_stack_adjust): Likewise.
5685 * print-tree.c (print_node): Ignore DECL_INLINE.
5686 * tree-inline.c (inlinable_function_p): Likewise.
5688 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5690 * doc/extend.texi (hot attribute): Document that the hot attribute
5691 turns on -O3 for some ports.
5692 (cold attribute): Document that the cold attribute turns on -Os
5695 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5696 reflect function specific option support.
5698 * target.h (struct target_option_hooks): Add fields to say whether
5699 the cold attribute implies -Os and the hot attribute implies -O3.
5701 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5702 By default, do not turn on -Os for cold functions.
5703 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5704 not turn on -O3 for hot functions.
5706 * c-common.c (handle_hot_attribute): Use target hook to determine
5707 if hot functions should enable -O3.
5708 (handle_cold_attribute): Use target hook to determine if cold
5709 functions should enable -Os.
5711 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5712 (override_options): Move disable scheduling to
5713 optimization_options.
5714 (optimization_options): Disable scheduling here, not
5716 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5717 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5719 * config/ia64/ia64.c (ia64_override_options): Move setting
5720 scheduling flags to ia64_optimization_options.
5721 (ia64_optimization_options): Disable scheduling options here, and
5722 not in ia64_override_options.
5723 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5724 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5726 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5729 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5731 2008-07-25 Martin Jambor <mjambor@suse.cz>
5733 PR tree-optimization/36926
5734 * ipa-prop.c (ipa_analyze_call_uses): Call
5735 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5737 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5739 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5740 movv2si_internal): Add mem = reg alternative.
5742 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5745 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5746 DEFAULT_PCC_STRUCT_RETURN to 127.
5748 2008-07-24 Jan Hubicka <jh@suse.cz>
5750 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5751 (build_cgraph_edges): Likewise.
5752 * cgraph.c (cgraph_node): Do not update assembler hash.
5753 (cgraph_remove_node): Drop non-unit-at-a-time code.
5754 * tree-pass.h (pass_O0_always_inline): Remove.
5755 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5756 * toplev.c (process_options): Flag unit-at-a-time does not imply
5758 * cgraphunit.c: Update comments.
5759 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5760 (cgraph_assemble_pending_functions): Remove.
5761 (cgraph_reset_node): Drop non-unit-at-a-time code.
5762 (cgraph_finalize_function): Likewise.
5763 (cgraph_analyze_function): Likewise.
5764 (cgraph_finalize_compilation_unit): Likewise.
5765 (cgraph_expand_function): Likewise.
5766 (cgraph_optimize): Likesise.
5767 (save_inline_function_body): Likewise.
5768 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5769 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5770 * ipa-inline.c: Update comments.
5771 (enum inlining_mode): remove INLINE_SPEED.
5772 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5773 (cgraph_mark_inline_edge): Likewise.
5774 (try_inline): Likewise.
5775 (cgraph_decide_inlining_incrementally): Likewise.
5776 (cgraph_gate_inlining): Remove.
5777 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5778 (cgraph_gate_early_inlining): Likewise.
5779 (gate_inline_passes): Remove.
5780 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5781 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5782 pass_O0_always_inline): Remove.
5783 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5784 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5785 * opts.c (no_unit_at_a_time_default): Remove.
5786 (decode_options): Remove flag_unit_at_a_time reset and warning.
5787 * opts.h (no_unit_at_a_time_default): Remove.
5788 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5789 early in GNU dialect.
5790 (merge_decls): Update comment; drop unit-at-a-time check.
5791 (finish_decl): Likewise.
5792 (grok_declaration): Remove flag_inline_trees code.
5793 (finish_functions): Return on function returning non-void on all
5795 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5796 * cfgexpand.c (expand_one_static_var): Remove.
5797 (expand_one_var): Remove expand_one_static_var call.
5798 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5799 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5800 and flag_unit_at_a-time compatibility checks.
5801 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5802 * tree-inline.c (flag_inline_trees): Remove.
5803 (inlinable_function_p): Don't check it.
5804 (expand_call_inline): Remove non-unit-at-a-time code.
5805 * tree-inline.h (flag_inline_trees): Remove.
5806 * tree-optimize.c (execute_early_local_optimizations): Remove
5807 unit-at-a-time checks.
5808 (tree_rest_of_compilation): Likewise.
5809 * combine.c (setup_incoming_promotions): Likewise.
5810 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5811 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5812 * passes.c (pass_inline_parameters): Update comments; remove
5813 O0_alwaysinline pass.
5814 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5815 (execute_one_pass): Likewise.
5816 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5817 (ix86_function_sseregparm): Likewise.
5818 * arm.c (arm_function_in_section_p): Likewise.
5819 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5820 * varpool.c: Update comments.
5821 (decide_is_variable_needed): Remove unit-at-a-time checks.
5822 (varpool_finalize_decl): Likewise.
5824 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5826 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5828 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5830 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5832 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5833 imp symbol extension.
5835 2008-07-23 Ian Lance Taylor <iant@google.com>
5837 * tree-vrp.c (infer_value_range): Ignore asm statements when
5838 looking for memory accesses for -fdelete-null-pointer-checks.
5840 2008-07-24 Ben Elliston <bje@au.ibm.com>
5842 * config/spu/spu-c.c (__vector_keyword): New variable.
5843 (vector_keyword): Likewise.
5844 (spu_categorize_keyword): New function.
5845 (spu_macro_to_expand): Likewise.
5846 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5847 compiling an ISO C dialect.
5849 2008-07-24 Ben Elliston <bje@au.ibm.com>
5851 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5854 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5856 * configure: Regenerate.
5857 * configure.ac: Require texinfo 4.7.
5858 * doc/install.texi: Document texinfo 4.7 requirement.
5860 2008-07-23 Martin Jambor <mjambor@suse.cz>
5862 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5863 rather than for DECL_SAVED_TREE.
5864 * ipa-prop.c: Include diagnostic.h.
5865 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5867 (ipa_detect_param_modifications): Function rewritten from scratch.
5868 (ipa_compute_jump_functions): Changed accesses to modification flags.
5869 (ipa_free_node_params_substructures): Update flags destruction.
5870 (ipa_node_duplication_hook): Update flags duplication.
5871 (ipa_print_all_params_modified): Updated flag access.
5872 * ipa-prop.h (struct ipa_param_flags): New structure.
5873 (struct ipa_node_params): New field modification_analysis_done,
5874 modified_flags changed into param_flags.
5875 (ipa_is_ith_param_modified): Changed to use new flags.
5876 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5878 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5879 ipa-cp.c and split into two functions.
5880 (ipa_print_node_jump_functions): New function.
5881 (compute_scalar_jump_functions): New function.
5882 (type_like_member_ptr_p): New function.
5883 (compute_pass_through_member_ptrs): New function.
5884 (fill_member_ptr_cst_jump_function): New function.
5885 (determine_cst_member_ptr): New function.
5886 (compute_cst_member_ptr_arguments): New function.
5887 (ipa_compute_jump_functions): Complete rewrite.
5888 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5889 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5890 (struct ipa_member_ptr_cst): New structure.
5891 (union jump_func_value): New field member_cst.
5892 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5893 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5894 jump function types.
5895 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5896 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5897 instead of ipcp_print_all_jump_functions.
5898 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5899 only for replacable scalars.
5901 * doc/invoke.texi (Optimize options): Add description of
5902 -findirect-inlining.
5903 * common.opt (flag_indirect_inlining): New flag.
5904 * opts.c (decode_options): Set flag_indirect_inlining when
5907 * ipa-inline.c: Include ipa-prop.h.
5908 (inline_indirect_intraprocedural_analysis): New function.
5909 (inline_generate_summary): Allocate parameter and argument info
5910 structures, call inline_indirect_intraprocedural_analysis on each
5911 node when doing indirect inlining and deallocate indirect inlining
5912 data structures in the end.
5913 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5914 (free_all_ipa_structures_after_iinln): New function.
5915 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5917 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5919 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5920 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5921 of computing the frequency separately.
5922 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5923 of computing the frequency separately.
5924 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5925 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5926 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5927 (ipa_get_stmt_member_ptr_load_param): New function.
5928 (ipa_is_ssa_with_stmt_def): New function.
5929 (ipa_note_param_call): New function.
5930 (ipa_analyze_call_uses): New function.
5931 (ipa_analyze_stmt_uses): New function.
5932 (ipa_analyze_params_uses): New function.
5933 (ipa_free_node_params_substructures): Also free the param_calls linked
5935 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5936 (ipa_print_node_param_flags): New function.
5937 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5938 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5939 * ipa-prop.h (struct ipa_param_flags): New field called.
5940 (struct ipa_param_call_note): New structure.
5941 (struct ipa_node_params): New fields param_calls and
5943 (ipa_is_ith_param_called): New function.
5944 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5945 ipa_analyze_params_uses and dump parameter flags.
5947 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5948 ipa_propagate_indirect_call_infos if performing indirect inlining,
5949 pass a new parameter new_edges to it.
5950 (add_new_edges_to_heap): New fucntion.
5951 (cgraph_decide_inlining_of_small_functions): New vector
5952 new_indirect_edges for newly found indirect edges , call
5953 ipa_propagate_indirect_call_infos after inlining.
5954 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5955 inlining if performing indirect inlining. Call
5956 free_all_ipa_structures_after_iinln when doing so too.
5957 (inline_generate_summary): Do not call
5958 free_all_ipa_structures_after_iinln here.
5959 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5960 (print_edge_addition_message): New function.
5961 (update_call_notes_after_inlining): New function.
5962 (propagate_info_to_inlined_callees): New function.
5963 (ipa_propagate_indirect_call_infos): New function.
5964 * ipa-prop.h: Include cgraph.h
5965 (struct ipa_param_call_note): Fields reordered, new field processed.
5966 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5968 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5969 rediscovered call statements.
5970 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5971 (dump_cgraph_node): Dump also the indirect_call flag.
5972 (cgraph_clone_edge): Copy also the indirect_call flag.
5973 * tree-inline.c (copy_bb): Do not check for fndecls from call
5974 expressions, check for edge availability when moving clones.
5975 (get_indirect_callee_fndecl): New function.
5976 (expand_call_inline): If callee declaration is not apprent from
5977 the statement, try calling get_indirect_callee_fndecl. Do not
5978 issue warnings or call sorry when not inlinings an indirect edge.
5979 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5981 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5982 bit more frandly to matching.
5983 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5984 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5985 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5987 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5990 * opth-gen.awk: Suppress function specific features when building
5992 * optc-gen.awk: Ditto.
5994 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5997 * diagnostic.c (pedwarn): Add opt parameter.
5999 * c-tree.h (pedwarn_init): Add opt parameter.
6000 (pedwarn_c90): Likewise.
6001 (pedwarn_c99): Likewise.
6002 * c-errors.c (pedwarn_c99): Likewise.
6003 (pedwarn_c90): Likewise.
6004 * toplev.h (pedwarn): Update declaration.
6005 (pedwarn0): Declare.
6006 * c-lex.c: All calls to pedwarn changed.
6007 * builtins.c: All calls to pedwarn changed.
6008 * toplev.c: All calls to pedwarn changed.
6009 * c-decl.c: All calls to pedwarn changed.
6010 * c-typeck.c: All calls to pedwarn changed.
6011 * c-common.c: All calls to pedwarn changed.
6012 * c-parser.c: All calls to pedwarn changed.
6014 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6015 Karthik Kumar <karthikkumar@gmail.com>
6017 * attribs.c (file scope): Include c-common.h.
6018 (decl_attributes): Add support for #pragma GCC optimize and
6021 * targhooks.c (default_can_inline_p): New function that is the
6022 default for the TARGET_CAN_INLINE_P target hook.
6024 * targhooks.h (default_can_inline_p): Add declaration.
6026 * tree.c (cl_optimization_node): New static tree for building
6027 OPTIMIZATION_NODE tree.
6028 (cl_target_option_node): New static tree for building
6029 TARGET_OPTION_NODE tree.
6030 (cl_option_hash_table): New hash table for hashing
6031 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6032 (cl_option_hash_hash): New function to provide the hash value for
6033 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6034 (cl_option_hash_eq): New function to provide an equality test for
6035 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6036 (tree_code_size): Add support for OPTIMIZATION_NODE and
6037 TARGET_OPTION_NODE trees.
6038 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6039 TARGET_OPTION_NODE trees.
6040 (build_optimization_node): Build a tree that has all of the
6041 current optimization options.
6042 (build_target_option_node): Build a tree that has the target
6043 options that might be changed on a per function basis.
6045 * tree.h (file scope): Include options.h.
6046 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6047 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6048 (TREE_OPTIMIZATION): Ditto.
6049 (TREE_TARGET_SPECIFIC): Ditto.
6050 (struct tree_function_decl): Add fields for remembering the
6051 current optimization options and target specific options.
6052 (struct tree_optimization_option): New tree variant that remembers
6053 the optimization options.
6054 (struct tree_target_option): New tree variant that remembers the
6055 target specific flags that might change for compiling a particular
6057 (union tree_node): Include tree_optimization_option and
6058 tree_target_option fields.
6059 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6060 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6061 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6062 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6063 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6064 optimization and target options.
6065 (optimization_default_node): New macro to refer to global_trees
6067 (optimization_current_node): Ditto.
6068 (optimization_cold_node): Ditto.
6069 (optimization_hot_node): Ditto.
6070 (target_option_default_node): Ditto.
6071 (target_option_current_node): Ditto.
6072 (current_option_pragma): Ditto.
6073 (current_optimize_pragma): Ditto.
6075 * target.h (struct gcc_target): Add valid_option_attribute_p,
6076 target_option_save, target_option_restore, target_option_print,
6077 target_option_pragma_parse, and can_inline_p hooks.
6079 * toplev.h (parse_optimize_options): Add declaration.
6080 (fast_math_flags_struct_set_p): Ditto.
6082 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6083 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6086 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6087 tree_can_inline_p hook to see if one function can inline another.
6088 (cgraph_decide_inlining): Ditto.
6089 (cgraph_decide_inlining_incrementally): Ditto.
6091 * opts.c (decode_options): Add support for running multiple times
6092 to allow functions with different target or optimization options
6093 than was specified on the command line.
6094 (fast_math_flags_struct_set_p): New function that is similar to
6095 fast_math_flags_set_p, except it uses the values in the
6096 cl_optimization structure instead of global variables.
6098 * optc-gen.awk: Add support for TargetSave to allow a back end to
6099 declare new fields that need to be saved when using function
6100 specific options. Include flags.h and target.h in the options.c
6101 source. Add support for Save to indicate which options can be set
6102 for individual functions. Generate cl_optimize_save,
6103 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6104 cl_target_option_restore, cl_target_option_print functions to
6105 allow functions to use different optimization or target options.
6107 * opt-functions.awk (var_type_struct): Return the type used for
6108 storing the field in a structure.
6110 * opth-gen.awk: Add support for TargetSave to allow a back end to
6111 declare new fields that need to be saved when using function
6112 specific options. Add support for Save to indicate which options
6113 can be set for individual functions. Only generate one extern for
6114 Mask fields. Generate cl_optimization and cl_target_option
6115 structures to remember optimization and target options.
6117 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6118 collecting new tree nodes.
6119 (TS_TARGET_OPTION): Ditto.
6121 * c-decl.c (merge_decls): Merge function specific target and
6122 optimization options.
6124 * function.c (invoke_set_current_function_hook): If the function
6125 uses different optimization options, change the global variables
6128 * coretypes.h (struct cl_optimization): Add forward reference.
6129 (struct cl_target_option): Ditto.
6131 * c-pragma.c (option_stack): New static vector to remember the
6132 current #pragma GCC option stack.
6133 (handle_pragma_option): New function to support #pragma GCC option
6134 to change target options.
6135 (optimize_stack): New static vector to remember the current
6136 #pragma GCC optimize stack.
6137 (handle_pragma_optimize): New function to support #pragma GCC
6138 optimize to change optimization options.
6139 (init_pragma): Add support for #pragma GCC optimize and #pragma
6142 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6143 optimization options.
6144 (TARGET_OPTION_NODE): New tree code for remembering certain target
6147 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6148 TARGET_OPTION_NODE trees.
6150 * common.opt (-O): Add Optimization flag.
6152 (-fmath-errno): Ditto.
6153 (-falign-functions): Add UInteger flag to make sure flag gets full
6154 int in cl_optimization structure.
6155 (-falign-jumps): Ditto.
6156 (-falign-labels): Ditto.
6157 (-falign-loops): Ditto.
6158 (-fsched-stalled-insns): Ditto.
6159 (-fsched-stalled-insns-dep): Ditto.
6161 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6163 (TARGET_OPTION_SAVE): Ditto.
6164 (TARGET_OPTION_RESTORE): Ditto.
6165 (TARGET_OPTION_PRINT): Ditto.
6166 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6167 (TARGET_CAN_INLINE_P): Ditto.
6168 (TARGET_INITIALIZER): Add new hooks.
6170 * tree-inline.c (tree_can_inline_p): New function to determine
6171 whether one function can inline another. Check if the functions
6172 use compatible optimization options, and also call the backend
6175 * tree-inline.h (tree_can_inline_p): Add declaration.
6177 * c-common.c (c_common_attribute): Add support for option and
6178 optimize attributes.
6179 (handle_option_attribute): Add support for the option attribute to
6180 allow the user to specify different target options for compiling a
6182 (handle_optimize_attribute): Add support for the optimize
6183 attribute to allow the user to specify different optimization
6184 options for compiling a specific function.
6185 (handle_hot_attribute): Turn on -O3 optimization for this one
6186 function if it isn't the default optimization level.
6187 (handle_cold_attribute): Turn on -Os optimization for this one
6188 function if it insn't the default optimization.
6189 (const_char_p): New const char * typedef.
6190 (optimize_args): New static vector to remember the optimization
6192 (parse_optimize_options): New function to set up the optimization
6193 arguments from either the optimize attribute or #pragma GCC optimize.
6195 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6196 (builtin_define_std): Ditto.
6198 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6199 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6200 (x86_64-*-*): Ditto.
6202 * Makefile.in (TREE_H): Add options.h.
6203 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6205 * doc/extend.texi (option attribute): Document new attribute.
6206 (optimize attribute): Ditto.
6207 (hot attribute): Document hot attribute sets -O3.
6208 (cold attribute): Document cold attribute sets -Os.
6209 (#pragma GCC option): Document new pragma.
6210 (#pragma GCC optimize): Ditto.
6212 * doc/options.texi (TargetSave): Document TargetSave syntax.
6213 (UInteger): Document UInteger must be used for certain flags.
6214 (Save): Document Save option to create target specific options
6215 that can be saved/restored on a function specific context.
6217 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6218 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6220 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6221 (TARGET_OPTION_SAVE): Ditto.
6222 (TARGET_OPTION_RESTORE): Ditto.
6223 (TARGET_OPTION_PRINT): Ditto.
6224 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6225 (TARGET_CAN_INLINE_P): Ditto.
6227 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6229 (-mfpmath=both): Ditto.
6231 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6232 Karthik Kumar <karthikkumar@gmail.com>
6234 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6235 (TARGET_POPCNT): Ditto.
6236 (TARGET_SAHF): Ditto.
6237 (TARGET_AES): Ditto.
6238 (TARGET_PCLMUL): Ditto.
6239 (TARGET_CMPXCHG16B): Ditto.
6240 (TARGET_RECIP): Move switch into target_flags.
6241 (TARGET_FUSED_MADD): Ditto.
6242 (ix86_arch_features): Make an unsigned char type.
6243 (ix86_tune_features): Ditto.
6244 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6245 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6246 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6248 * config/i386/i386.opt (arch): New TargetSave field to define
6249 fields that need to be saved for function specific option support.
6252 (branch_cost): Ditto.
6253 (ix86_isa_flags_explicit): Ditto.
6254 (tune_defaulted): Ditto.
6255 (arch_specified): Ditto.
6256 (-m128-long-double): Add Save flag to save option for target
6257 specific option support.
6259 (-maccumulate-outgoing-args): Ditto.
6260 (-malign-double): Ditto.
6261 (-malign-stringops): Ditto.
6262 (-mfancy-math-387): Ditto.
6263 (-mhard-float): Ditto.
6265 (-minline-all-stringops): Ditto.
6266 (-minline-stringops-dynamically): Ditto.
6267 (-mms-bitfields): Ditto.
6268 (-mno-align-stringops): Ditto.
6269 (-mno-fancy-math-387): Ditto.
6270 (-mno-push-args): Ditto.
6271 (-mno-red-zone): Ditto.
6272 (-mpush-args): Ditto.
6273 (-mred-zone): Ditto.
6275 (-msseregparm): Ditto.
6276 (-mstack-arg-probe): Ditto.
6291 (-mrecip): Move flag into target_flags.
6293 (-mno-fused-madd): Ditto.
6294 (-mfused-madd): Ditto.
6295 (-mabm): Move flag into ix86_isa_flags.
6302 * config/i386/i386-c.c: New file for #pragma support.
6303 (ix86_target_macros_internal): New function to #define or #undef
6304 target macros based when the user uses the #pragma GCC option to
6305 change target options.
6306 (ix86_pragma_option_parse): New function to add #pragma GCC option
6308 (ix86_target_macros): Move defining the target macros here from
6309 TARGET_CPU_CPP_BUILTINS in i386.h.
6310 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6311 defined, initialize any subtarget #pragmas.
6313 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6314 REGISTER_TARGET_PRAGMAS.
6316 * config/i386/t-i386: New file for x86 dependencies.
6317 (i386.o): Make dependencies mirror the include files used.
6318 (i386-c.o): New file, add dependencies.
6320 * config/i386/i386-protos.h (override_options): Add bool argument.
6321 (ix86_valid_option_attribute_tree): Add declaration.
6322 (ix86_target_macros): Ditto.
6323 (ix86_register_macros): Ditto.
6325 * config/i386/i386.c (ix86_tune_features): Move initialization of
6326 the target masks to initial_ix86_tune_features to allow functions
6327 to have different target options. Make type unsigned char,
6328 instead of unsigned int.
6329 (initial_ix86_tune_features): New static vector to hold processor
6330 masks for the tune variables.
6331 (ix86_arch_features): Move initialization of the target masks to
6332 initial_ix86_arch_features to allow functions to have different
6333 target options. Make type unsigned char, instead of unsigned int.
6334 (initial_ix86_arch_features): New static vector to hold processor
6335 masks for the arch variables.
6336 (enum ix86_function_specific_strings): New enum to describe the
6337 string options used for attribute((option(...))).
6338 (ix86_target_string): New function to return a string that
6339 describes the target options.
6340 (ix86_debug_options): New function to print the current options in
6342 (ix86_function_specific_save): New function hook to save the
6343 function specific global variables in the cl_target_option structure.
6344 (ix86_function_specific_restore): New function hook to restore the
6345 function specific variables from the cl_target_option structure to
6346 the global variables.
6347 (ix86_function_specific_print): New function hook to print the
6348 target specific options in the cl_target_option structure.
6349 (ix86_valid_option_attribute_p): New function hook to validate
6350 attribute((option(...))) arguments.
6351 (ix86_valid_option_attribute_tree): New function that is common
6352 code between attribute((option(...))) and #pragma GCC option
6353 support that parses the options and returns a tree holding the options.
6354 (ix86_valid_option_attribute_inner_p): New helper function for
6355 ix86_valid_option_attribute_tree.
6356 (ix86_can_inline_p): New function hook to decide if one function
6357 can inline another on a target specific basis.
6358 (ix86_set_current_function); New function hook to switch target
6359 options if the user used attribute((option(...))) or #pragma GCC
6361 (ix86_tune_defaulted): Move to static file scope from
6363 (ix86_arch_specified): Ditto.
6364 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6366 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6367 (OPTION_MASK_ISA_ABM_SET): Ditto.
6368 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6369 (OPTION_MASK_ISA_CX16_SET): Ditto.
6370 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6371 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6372 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6373 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6374 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6375 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6376 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6377 (struct ptt): Move to static file scope from override_options.
6378 (processor_target_table): Ditto.
6380 (ix86_handle_option): Add support for options that are now isa options.
6381 (override_options): Add support for declaring functions that
6382 support different target options than were specified on the
6383 command line. Move struct ptt, processor_target_table, cpu_names,
6384 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6385 Add bool argument. Fix up error messages so the appropriate error
6386 is given for either command line or attribute.
6387 (ix86_previous_fndecl): New static to remember previous function
6388 declaration to see if we need to change target options.
6389 (ix86_builtins_isa): New array to record the ISA of each builtin
6391 (def_builtin): Always create the builtin function, even if the
6392 current ISA doesn't support it.
6393 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6394 tests for those builtins.
6395 (ix86_init_builtins): Remove TARGET_MMX test for calling
6396 ix86_init_mmx_sse_builtins.
6397 (ix86_expand_builtin): If the current ISA doesn't support a given
6398 builtin, signal an error.
6399 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6400 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6401 (TARGET_OPTION_SAVE): Ditto.
6402 (TARGET_OPTION_RESTORE): Ditto.
6403 (TARGET_OPTION_PRINT): Ditto.
6404 (TARGET_CAN_INLINE_P): Ditto.
6406 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6408 * c-typeck.c (build_external_ref): Don't call assemble_external.
6409 * final.c (output_operand): Call assemble_external.
6411 2008-07-21 DJ Delorie <dj@redhat.com>
6413 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6414 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6416 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6418 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6419 original insn and splitter contents into ...
6420 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6421 flag_unsafe_math_optimizations. Add dummy scratch register.
6422 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6423 !flag_unsafe_math_optimizations. Returns number with next
6424 highest magnitude if this is still less or equal to the true
6425 quotient in magnitude.
6427 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6429 * Makefile.in: Replace toplev.h with TOPLEV_H.
6430 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6431 * c-lex.c (fe_file_change): Don't set in_system_header.
6432 * c-parser.c (c_token): Remove in_system_header.
6433 (c_lex_one_token): Don't set in_system_header.
6434 (c_parser_set_source_position_from_token): Don't set in_system_header.
6435 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6438 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6439 * flags.h (in_system_header): Remove.
6440 * function.c (saved_in_system_header): Remove.
6441 (push_cfun): Don't set in_system_header.
6442 (pop_cfun): Don't set in_system_header.
6443 (push_struct_function): Don't set in_system_header.
6444 * input.h (expanded_location): Add sysp.
6445 (in_system_header_at): New.
6446 (in_system_header): New.
6447 * toplev.c (in_system_header): Remove.
6448 * toplev.h: Include input.h
6450 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6451 * tree-ssa.c (warn_uninit): Call warning_at.
6452 (warn_uninitialized_var): Update calls to warn_uninit.
6453 (warn_uninitialized_phi): Update calls to warn_uninit.
6454 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6455 (expand_location): Initialize xloc.sysp.
6456 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6457 (tree_decl_with_vis): Remove in_system_header_flag.
6459 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6462 * recog.c (asm_operand_ok): Change the order of the extra
6463 memory constraint checks.
6465 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6468 * tree-switch-conversion.c (build_one_array): Call
6469 varpool_mark_needed_node and varpool_finalize_decl
6470 instead of assemble_variable.
6472 2008-07-19 Jan Hubicka <jh@suse.cz>
6474 * cgraph.c (cgraph_add_new_function): Do early local passes.
6475 * tree-nrv.c (gate_pass_return_slot): New gate.
6476 (pass_nrv): Add the gate.
6477 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6479 (coalesce_ssa_name): Coalesce SSA names.
6480 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6481 not optimizing so unused user vars remains visible.
6482 * common.opt (flag_tree_ter): Always enable by default.
6483 * tree-ssa-ter.c: Include flags.h
6484 (is_replaceable_p): Check that locations match; when aliasing is missing
6485 be conservative about loads.
6486 * tree-optimize.c (gate_init_datastructures): Remove.
6487 (pass_init_datastructures): New.
6488 * passes.c: Reorder passes so we always go into SSA.
6490 2008-07-19 Jan Hubicka <jh@suse.cz>
6492 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6493 * doc/invoke.texi (--combine): Likewise.
6494 (-finline-functions-called-once): Update levels when enabled.
6495 (-funit-at-a-time): Document new behaviour.
6496 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6497 -fno-section-anchors when disabled explicitly.
6498 (inline params): They are not ignored now.
6499 (precompiled headers): Remove unit-at-a-time as being incompatible.
6500 * opts.c (decode_options): Handle unit-at-a-time as alias;
6501 imply -fno-section-anchors when toplevel reorder is disabled
6503 * common.opt (ftoplevel-reorder): Set default value to 2.
6504 (funit-at-a-time): Set default value to 1.
6505 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6508 2008-07-19 Jan Hubicka <jh@suse.cz>
6510 * builtins.c (expand_builtin_int_roundingfn,
6511 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6514 2008-07-19 Richard Guenther <rguenther@suse.de>
6517 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6518 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6519 * tree-ssa-pre.c (get_expr_value_id): For newly created
6520 constant value-ids make sure to add the expression to its
6523 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6526 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6527 return value of the builtin is ignored.
6529 2008-07-19 Olivier Hainque <hainque@adacore.com>
6531 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6532 bits, a C conformant malloc implementation has to provide.
6533 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6535 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6539 * reload.c (find_reloads_subreg_address): Only reload address if
6540 reloaded == 0, not for reloaded != 1.
6543 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6544 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6545 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6546 m32c_legitimize_reload_address.
6548 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6549 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6550 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6552 2008-07-19 Olivier Hainque <hainque@adacore.com>
6554 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6555 argument, saying whether nested array are to be collapsed
6556 into a single array type DIE with multiple subscripts.
6557 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6558 issues, centralize the nested array types collapsing control and
6559 disable the transformation for Ada.
6561 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6564 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6566 (x86_64_shift_adj_2): New expander.
6567 (x86_64_shift_adj_3): Ditto.
6568 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6569 to split TImode operands.
6570 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6571 (ix86_split_lshr): Ditto.
6573 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6575 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6576 and __CHAR32_TYPE__.
6577 * c-typeck.c (digest_init): Support char16_t and char32_t.
6578 (set_nonincremental_init_from_string): Idem.
6580 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6583 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6584 PREFERRED_STACK_BOUNDARY.
6585 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6587 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6590 * function.c (locate_and_pad_parm): Cap boundary earlier.
6592 2008-07-17 Julian Brown <julian@codesourcery.com>
6594 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6595 no-op for targets which don't use DLLs.
6597 2008-07-17 Martin Jambor <mjambor@suse.cz>
6599 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6600 that nodes are relevant by examining the node->analyzed flag.
6601 (ipcp_init_stage): Check which nodes are relevant, assert that the
6602 relevant ones are also required.
6603 (ipcp_propagate_stage): Check on the side arrays are properly
6605 (ipcp_print_all_jump_functions): Make sure not to touch any node
6606 that is not analyzed or an edge that does not have a corresponding
6607 entry in the on-the-side vectors.
6608 (ipcp_function_scale_print): Likewise.
6609 (ipcp_update_callgraph): Check that the node is relevant.
6610 (ipcp_insert_stage): Check that the node is relevant. Check there is
6611 an info for every node and edge.
6612 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6613 (ipa_print_all_tree_maps): Likewise and a new variable info.
6614 (ipa_print_all_params_modified): Likewise.
6615 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6617 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6620 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6622 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6624 PR rtl-optimization/36753
6625 * fwprop.c (use_killed_between): Don't shortcut
6626 single-definition global registers.
6628 2008-07-16 Jan Hubicka <jh@suse.cz>
6630 * cgraph.h (varpool_empty_needed_queue): Declare.
6631 * cgraphunit.c (output_in_order): Mark all variables as needed;
6633 * varpool.c (varpool_assemble_node): Update debug queue.
6634 (varpool_assemble_pending_decls): Don't do it here.
6635 (varpool_empty_needed_queue): New function.
6637 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * recog.c (peephole2_optimize): Fix formatting.
6641 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6643 * c-pch.c (get_ident): Avoid C++ keywords.
6644 * combine-stack-adj.c (single_set_for_csa): Likewise.
6645 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6646 output_asm_insn): Likewise.
6647 * reload.c (push_secondary_reload, find_reusable_reload,
6648 push_reload, combine_reloads, find_reloads,
6649 debug_reload_to_stream): Likewise.
6650 * reload.h (struct reload): Likewise.
6651 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6652 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6653 emit_output_reload_insns): Likewise.
6654 * targhooks.c (default_secondary_reload): Likewise.
6655 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6657 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6659 * recog.c (validate_change_1, validate_change,
6660 validate_unshare_change, validate_replace_rtx_1, struct
6661 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6663 * reload.c (push_secondary_reload, secondary_reload_class,
6664 scratch_reload_class, find_valid_class, find_reusable_reload,
6665 push_reload, find_dummy_reload, find_reloads_address_1,
6666 find_reloads_address_part, find_equiv_reg): Likewise.
6667 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6668 choose_reload_regs): Likewise.
6669 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6671 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6672 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6673 * sched-rgn.c (concat_INSN_LIST): Likewise.
6674 * stor-layout.c (mode_for_size, mode_for_size_tree,
6675 smallest_mode_for_size): Likewise.
6677 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6679 * cfg.c (dump_reg_info): Avoid C++ keywords.
6680 * dwarf2asm.c (dw2_force_const_mem,
6681 dw2_asm_output_encoded_addr_rtx): Likewise.
6682 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6683 * expmed.c (expand_shift): Likewise.
6684 * global.c (find_reg): Likewise.
6685 * graph.c (draw_edge): Likewise.
6686 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6687 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6688 widen_clz, widen_bswap, expand_parity, expand_unop,
6689 emit_cmp_and_jump_insn_1): Likewise.
6690 * postreload.c (reload_cse_simplify_operands): Likewise.
6691 * ra.h (add_neighbor): Likewise.
6692 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6693 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6694 record_reg_classes, copy_cost, record_address_regs,
6695 invalid_mode_change_p): Likewise.
6696 * regrename.c (regrename_optimize, scan_rtx_reg,
6697 dump_def_use_chain, find_oldest_value_reg,
6698 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6700 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6702 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6703 MASK_POWERPC64 for power4 in previous commit.
6705 2008-07-16 Olivier Hainque <hainque@adacore.com>
6707 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6708 instead of bare conversion to cast const-ness away.
6710 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6712 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6713 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6714 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6715 (TARGET_FUNCTION_VALUE): Define.
6717 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6719 * config/rs6000/rs6000.c (processor_target_table): Add
6720 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6722 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6725 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6726 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6727 m32c_legitimize_reload_address.
6729 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6731 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6732 DECL_IN_SYSTEM_HEADER in sync.
6734 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6736 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6737 * tree-ssa-pre.c (pre_expr_eq): Ditto
6738 (get_constant_for_value_id): Take a type as an argument.
6739 (fully_constant_expression): Pass in type.
6740 (find_or_generate_expression): Short circuit constant case.
6741 (create_expression_by_pieces): Remove special casing of
6743 (do_regular_insertion): Short circuit constant case.
6744 (do_partial_partial_insertion): Ditto.
6746 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6749 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6751 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6753 * config/xtensa/libgcc-xtensa.ver: New file.
6754 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6756 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6758 * df-problems.c (df_set_note): Avoid C++ keywords.
6759 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6760 * dse.c (record_store, remove_useless_values): Likewise.
6761 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6762 gen_reg_rtx_offset, operand_subword, change_address_1,
6763 change_address, adjust_address_1, offset_address,
6764 widen_memory_access, emit_copy_of_insn_after): Likewise.
6765 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6766 * fwprop.c (should_replace_address, propagate_rtx_1,
6767 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6769 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6770 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6771 * lcm.c (compute_insert_delete, pre_edge_lcm,
6772 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6773 * lower-subreg.c (resolve_reg_notes): Likewise.
6774 * mode-switching.c (optimize_mode_switching): Likewise.
6776 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6778 * bt-load.c (add_btr_def, migrate_btr_def,
6779 branch_target_load_optimize): Avoid C++ keywords.
6780 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6782 * combine.c (subst, simplify_set, make_extraction,
6783 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6784 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6785 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6787 2008-07-15 Richard Guenther <rguenther@suse.de>
6790 * c-common.c (strict_aliasing_warning): Do not warn for
6791 TYPE_REF_CAN_ALIAS_ALL pointers.
6792 (c_common_get_alias_set): may_alias types are not special.
6793 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6794 attribute and set can_ref_all accordingly.
6795 (build_reference_type_for_mode): Likewise.
6796 * doc/extend.texi (may_alias): Clarify.
6798 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6801 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6802 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6804 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6807 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6808 gcc_assert, instead call output_operand_lossage.
6810 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6812 * builtins.c (std_canonical_va_list): Treat structure based
6815 2008-07-15 Ben Elliston <bje@au.ibm.com>
6817 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6819 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6821 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6824 2008-07-14 Jan Hubicka <jh@suse.cz>
6826 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6827 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6828 fix predicates and constraints.
6829 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6830 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6832 2008-07-14 Doug Kwan <dougkwan@google.com>
6834 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6835 additional option file arm/eabi.opt.
6836 * config/arm/eabi.h (File): New configuration file for EABI targets.
6837 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6838 SUBSUBTARGET_EXTRA_SPECS.
6839 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6840 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6841 from STARTFILE_SPEC so that it can be referenced in an override.
6842 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6843 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6844 can be referenced in an override.
6845 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6846 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6847 so that it can be referenced in an override.
6848 (LINK_SPEC): Use BPABI_LINK_SPEC.
6849 * config/arm/eabi.opt (File): New.
6851 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6853 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6854 (FIXED_VALUE_H): New variable.
6855 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6856 input.h, fixed-value.h.
6857 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6858 (BASIC_BLOCK_H): Use $(BITMAP_H).
6859 (FUNCTION_H): Add varray.h.
6860 (IPA_REFERENCE_H): Use $(BITMAP_H).
6861 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6862 (DF_H): Use $(BITMAP_H).
6863 (GGC_H): Add statistics.h.
6865 (INSN_ATTR_H): Use it.
6866 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6868 (SYMTAB_H): Add $(OBSTACK_H).
6869 (CPP_INTERNAL_H): New.
6870 (TREE_DUMP_H): Add tree-pass.h.
6871 (TREE_FLOW_H): Use $(BITMAP_H)
6872 (PRETTY_PRINT_H): Use $(INPUT_H).
6873 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6876 (many object files): Fix lots of header dependencies throughout.
6878 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6880 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6882 (s-gtyp-input): Use them to write tmp-gi.list.
6883 (echo_to_gi.list): Remove.
6885 2008-07-14 Richard Guenther <rguenther@suse.de>
6887 * tree-ssa-sccvn.c (pre_info): Remove.
6888 (switch_to_PRE_table): Likewise.
6889 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6890 (set_hashtable_value_ids): Do not create value-ids for the
6892 (run_scc_vn): Remove double test. Remove bogus special-case
6893 in value-number printing.
6894 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6895 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6897 * tree-flow-inline.h (get_value_handle): Remove.
6898 * tree-flow.h (get_value_handle): Remove.
6900 2008-07-14 Martin Jambor <mjambor@suse.cz>
6902 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6903 in which we generate arithmetics is not a subrange.
6905 2008-07-14 Martin Jambor <mjambor@suse.cz>
6907 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6909 2008-07-14 Richard Guenther <rguenther@suse.de>
6911 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6913 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6916 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6917 reload for symbol refs moved to r0 with -fPIC.
6918 (legitimize_pic_address): Use the target register as temporary
6920 (emit_symbolic_move): Adjust comment.
6921 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6924 2008-07-14 Ben Elliston <bje@au.ibm.com>
6926 * c-common.h (C_CPP_HASHNODE): New macro.
6927 * coretypes.h (struct cpp_token): Forward declare.
6928 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6929 the context-sensitive keyword method.
6930 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6931 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6932 expand_bool_pixel): New.
6933 (altivec_categorize_keyword): New function.
6934 (init_vector_keywords): New function.
6935 (rs6000_macro_to_expand): Likewise.
6936 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6937 compiling an ISO C dialect.
6939 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6941 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6942 (create_expression_by_pieces): Fix typo.
6943 (do_regular_insertion): Use debug counter here too.
6945 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6948 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6949 CONST_OK_FOR_LETTER_P. All port-local users changed.
6950 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6951 implement Kp matching power-of-two.
6952 (CONSTRAINT_LEN): Define to match.
6953 * config/cris/cris.md: Replace all use of constraint K with Kc.
6954 ("*btst*): Use Kp for operand 0 of last alternative.
6956 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6959 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6962 2008-07-13 Jan Hubicka <jh@suse.cz>
6964 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6967 2008-07-13 Richard Guenther <rguenther@suse.de>
6970 * langhooks.c (lhd_print_error_function): Deal with recursive
6973 2008-07-12 Jan Hubicka <jh@suse.cz>
6975 * cgraph.c (assembler_name_hash): New static var.
6976 (hash_node_by_assembler_name, eq_assembler_name): New.
6977 (cgraph_node_for_asm): Use hashtable.
6978 (cgraph_remove_node): Maintain hashtable.
6979 (change_decl_assembler_name): Sanity check that names are not changing
6980 after aliasing was processed.
6981 * cgraph.h (varpoon_node): Add next GGC marker.
6982 * tree.c (decl_assembler_name_equal): Constify.
6983 (decl_assembler_name_hash): New.
6984 * tree.h (decl_assembler_name_equal): Constify.
6985 (decl_assembler_name_hash): Update.
6987 2008-07-12 David Daney <ddaney@avtrex.com>
6989 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6992 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6994 * doc/md.texi: Document the MIPS "v" constraint.
6995 * config/mips/mips.h (reg_class): Revert last change.
6996 (REG_CLASS_NAMES): Likewise.
6997 (REG_CLASS_CONTENTS): Likewise.
6998 * config/mips/mips.c (mips_regno_to_class): Likewise.
6999 * config/mips/constraints.md (v): Likewise, but add documentation.
7000 Add a comment to say that this constraint should not be used in
7003 2008-07-11 DJ Delorie <dj@redhat.com>
7005 * config/h8300/h8300.md (length): Fix branch offset limit.
7007 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7009 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7010 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7011 (avr_hard_regno_scratch_ok): New function.
7012 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7013 * config/avr/avr.md (all peepholes that request a scratch register):
7014 Remove avr_peep2_scratch_safe use.
7016 2008-07-11 Tom Tromey <tromey@redhat.com>
7017 Ian Lance Taylor <iant@google.com>
7019 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7020 (struct c_common_resword): Define.
7021 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7022 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7023 (c_common_reswords, num_c_common_reswords): Declare.
7024 * c-common.c (c_common_reswords): New global const array.
7025 (num_c_common_reswords): New const int.
7026 * c-parser.c (struct resword, reswords): Don't define.
7027 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7028 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7029 than reswords. If warning about C++ keywords, give them a special
7031 (c_lex_one_token): Warn about C++ keywords. Call
7032 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7033 (c_parser_external_declaration): Look for RID_xxx rather than
7034 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7035 (c_parser_statement_after_labels): Likewise.
7036 (c_parser_objc_class_instance_variables): Likewise.
7037 (c_parser_objc_class_declaration): Likewise.
7038 (c_parser_objc_try_catch_statement): Likewise.
7039 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7040 (declspecs_add_type): Likewise.
7042 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7044 * ggc-page.c (alloc_page):
7045 Substituting xmalloc, xcalloc with
7046 XNEWVEC and XCNEWVAR macros which add the
7049 2008-07-11 Richard Guenther <rguenther@suse.de>
7051 PR tree-optimization/36765
7052 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7053 aliases from HEAP vars to SMTs.
7055 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7057 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7058 * configure.ac (loose_warn): Move -Wc++-compat from here...
7059 (strict_warn): ...to here.
7060 * configure: Regenerate.
7062 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7064 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7065 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7066 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7067 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7068 excluding more specific h8300-*-* and sh-*-* targets.
7070 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7072 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7074 (execute_pre): Call loop_optimizer_finalize in early exit.
7076 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7079 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7080 uids in the bitmap, not just VAR_DECL uids.
7082 PR rtl-optimization/36419
7083 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7084 (combine_stack_adjustments_for_block): Call it if needed. Delete
7086 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7087 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7088 prologue sp adjustment.
7090 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7093 * opts.c (print_ignored_options): Report postponed diagnostics for
7094 unknown -Wno-* options as warnings, not errors.
7095 (postpone_unknown_option_error): Renamed to...
7096 (postpone_unknown_option_warning): ... this.
7098 2008-07-09 Doug Kwan <dougkwan@google.com>
7101 2008-07-08 Doug Kwan <dougkwan@google.com>
7103 * config/arm/arm.opt (mandroid): New option.
7104 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7105 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7107 (CC1PLUS_SPEC): Same.
7109 (STARTFILE_SPEC): Same.
7110 (ENDFILE_SPEC): Same.
7111 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7114 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7117 * config/mips/mips.h (reg_class): Remove V1_REG.
7118 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7119 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7121 (mips_get_tp): New function.
7122 (mips_legitimize_tls_address): Use it.
7123 * config/mips/constraints.md (v): Delete.
7124 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7125 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7126 After reload, split into a move and ...
7127 (*tls_get_tp_<mode>_split): ...this new instruction.
7129 2008-07-09 David Daney <ddaney@avtrex.com>
7131 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7133 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7135 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7136 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7138 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7139 htab_delete should be called. Don't free c.
7140 (lookup_tmp_var): Create temp_htab lazily.
7141 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7142 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7144 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7145 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7146 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7147 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7148 * tree-sra.c (generate_element_init): Likewise.
7149 * tree-mudflap.c (execute_mudflap_function_ops,
7150 execute_mudflap_function_decls): Likewise.
7151 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7152 * tree-gimple.h (struct gimplify_ctx): New type.
7153 (push_gimplify_context): Adjust prototype.
7155 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7157 * tree-ssa-pre.c (phi_translate_1): Update placement of
7160 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7162 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7163 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7164 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7165 * targhooks.c (default_hard_regno_scratch_ok): New function.
7166 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7167 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7168 * recog.c: Include "target.h".
7169 (peep2_find_free_register): Add check for global regs. Add target
7171 * Makefile.in (recog.o): Depend on target.h.
7173 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7175 * config/sh/sh.c (sh_canonical_va_list_type): New.
7176 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7178 2008-07-09 Raksit Ashok <raksit@google.com>
7180 * doc/invoke.texi (Option Summary): Mention new option
7181 -Wdisallowed-function-list=...
7182 (Warning Options): Document -Wdisallowed-function-list=...
7183 * common.opt (Wdisallowed-function-list=): New flag.
7184 * flags.h (warn_disallowed_functions): External definition of new
7185 boolean warning flag.
7186 (warn_if_disallowed_function_p): Declare new function.
7187 * opts.c (warning_disallowed_functions): New static variable.
7188 (warn_disallowed_functions): New boolean warning flag.
7189 (warn_if_disallowed_function_p): New function.
7190 (add_comma_separated_to_vector): Rename
7191 add_instrument_functions_exclude_list to this.
7192 (common_handle_option): Handle new option. Rename calls to
7193 add_instrument_functions_exclude_list into calls to
7194 add_comma_separated_to_vector.
7195 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7196 based on flag warn_disallowed_functions.
7198 2008-07-09 Christian Bruel <christian.bruel@st.com>
7200 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7201 instead of get_attr_length.
7203 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7205 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7207 * genemit.c (gen_insn): Likewise.
7208 * gengtype.c (note_def_vec): Likewise.
7209 * gengtype.h (note_def_vec): Likewise.
7210 * genoutput.c (struct data, output_insn_data, process_template,
7211 gen_expand, gen_split, note_constraint): Likewise.
7212 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7213 make_insn_sequence): Likewise.
7214 * gensupport.c (record_insn_name): Likewise.
7216 2008-07-08 Doug Kwan <dougkwan@google.com>
7218 * config/arm/arm.opt (mandroid): New option.
7219 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7220 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7222 (CC1PLUS_SPEC): Same.
7224 (STARTFILE_SPEC): Same.
7225 (ENDFILE_SPEC): Same.
7226 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7229 2008-07-08 Raksit Ashok <raksit@google.com>
7231 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7232 (set_storage_via_setmem): Fix expected_align parameter.
7233 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7234 missing from the list.
7235 * doc/md.texi (movmem): Explicitly state that expected alignment is
7236 to be expressed in bytes.
7237 (setmem): Explicitly state that expected alignment is to be expressed
7240 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7242 * reload.c (find_reloads_subreg_address): Do not require validity
7243 of address in original mode before reloading address.
7245 2008-07-07 Tianwei Sheng <tianweis@google.com>
7247 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7248 bounds array access.
7250 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7252 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7254 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7256 Fix PR tree-optimization/23455
7257 Fix PR tree-optimization/35286
7258 Fix PR tree-optimization/35287
7259 * Makefile.in (OBJS-common): Remove tree-vn.o.
7260 (tree-vn.o): Remove.
7261 * dbgcnt.def: Add treepre_insert debug counter.
7262 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7263 (debug_value_expressions): Ditto.
7264 (print_value_expressions): Ditto.
7265 * tree-pretty-print.c (dump_generic_node): Updated for
7266 VALUE_HANDLE removal.
7267 * tree-ssa-dom.c (record_equality): Ditto.
7268 (cprop_operand): Ditto.
7269 (lookup_avail_expr): Ditto.
7270 * tree-ssa-threadedge.c
7271 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7272 (simplify_control_stmt_condition): Ditto.
7273 * tree.c (tree_code_size): Ditto.
7274 (tree_node_structure): Ditto.
7275 (iterative_hash_expr): Ditto.
7277 * tree.h (VALUE_HANDLE_ID): Ditto.
7278 (VALUE_HANDLE_EXPR_SET): Ditto.
7279 (struct tree_value_handle): Ditto.
7280 (union tree_node): Ditto.
7281 * treestruct.def: Ditto.
7282 * tree-vn.c: Removed.
7283 * tree-ssa-pre.c: Rewritten entirely.
7284 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7285 (constant_value_ids): Ditto.
7286 (vn_nary_op_t): Moved to header.
7288 (vn_reference_op_t): Ditto
7289 (vn_reference_t): Ditto.
7290 (next_value_id): New variable.
7291 (VN_INFO): Add an assert.
7292 (vn_constant_eq): New function.
7293 (vn_constant_hash): Ditto.
7294 (get_or_alloc_constant_value_id): Ditto.
7295 (value_id_constant_p): Ditto.
7296 (vn_reference_compute_hash): De-staticify.
7297 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7298 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7299 (valueize_refs): Update opcode if it changes from ssa name to constant.
7300 (vn_reference_lookup_1): Add new argument.
7301 (vn_reference_lookup): Ditto.
7302 (vn_reference_lookup_pieces): New function.
7303 (vn_reference_insert): Add return type. Modify to deal with value ids.
7304 (vn_reference_insert_pieces): New function.
7305 (vn_nary_op_compute_hash): De-staticify.
7306 (vn_nary_op_eq): Ditto.
7307 (vn_nary_op_lookup_pieces): New function.
7308 (vn_nary_op_lookup): Add new argument.
7309 (vn_nary_op_insert_pieces): New function.
7310 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7311 (vn_phi_insert): Ditto.
7312 (visit_unary_op): Update for callee changes.
7313 (visit_binary_op): Ditto.
7314 (visit_reference_op_load): Ditto.
7315 (visit_reference_op_store): Ditto.
7316 (init_scc_vn): Init next_value_id, constant_to_value_id and
7318 (free_scc_vn): Free them.
7319 (set_hashtable_value_ids): New function.
7320 (run_scc_vn): Use it.
7321 (get_max_value_id): New function.
7322 (get_next_value_id): Ditto.
7323 (expressions_equal_p): Moved from tree-vn.c
7324 (sort_vuses): Ditto.
7325 (sort_vuses_heap): Ditto.
7326 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7328 * tree.c (iterative_hash_hashval_t): Made non-static
7329 * tree.h (iterative_hash_hashval_t): Declare it.
7331 2008-07-08 Martin Jambor <mjambor@suse.cz>
7333 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7334 instead of ipa_create_node_params.
7335 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7336 ipa_check_create_edge_args, free them with
7337 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7339 * ipa-prop.c: Include flags.h and tree-inline.h.
7340 (ipa_node_params_vector): New variable.
7341 (ipa_edge_args_vector): New variable.
7342 (edge_removal_hook_holder): New variable.
7343 (node_removal_hook_holder): New variable.
7344 (edge_duplication_hook_holder): New variable.
7345 (node_duplication_hook_holder): New variable.
7346 (ipa_detect_param_modifications): Check for presence of modified flags.
7347 (ipa_compute_jump_functions): Check for presence of jump functions.
7348 (ipa_free_edge_args_substructures): New function.
7349 (ipa_create_node_params): Removed.
7350 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7351 (ipa_free_node_params_substructures): New function.
7352 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7354 (ipa_edge_removal_hook): New function.
7355 (ipa_node_removal_hook): New function.
7356 (duplicate_array): New function.
7357 (ipa_edge_duplication_hook): New function.
7358 (ipa_node_duplication_hook): New function.
7359 (ipa_register_cgraph_hooks): New function.
7360 (ipa_unregister_cgraph_hooks): New function.
7361 (free_all_ipa_structures_after_ipa_cp): New function.
7363 * ipa-prop.h: Include vec.h.
7364 (ipa_node_params_t): New typedef with vector types for it.
7365 (ipa_edge_args_t): New typedef with vector types for it.
7366 (IPA_NODE_REF): Changed to access an on-the-side vector.
7367 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7368 (ipa_check_create_node_params): New function.
7369 (ipa_check_create_edge_args): New function.
7371 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7374 2008-07-07 Tom Tromey <tromey@redhat.com>
7376 * configure, config.in: Rebuilt.
7377 * configure.ac: Don't check for scandir or alphasort.
7379 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7381 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7382 types immediately after creating them.
7384 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7386 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7388 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7390 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7391 dump_constraint_graph.
7392 (dump_constraint_edge): New function.
7393 (dump_constraint_graph): New function.
7394 (debug_constraint_graph): New function.
7395 (dump_constraint): Removed useless comparison.
7396 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7397 (dump_constraint_graph): Declare.
7398 (debug_constraint_graph): Declare.
7399 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7401 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7403 * config/i386/i386.c (is_va_list_char_pointer): New.
7404 (ix86_va_start): Replace compare with ms_va_list_type_node
7405 by is_va_list_char_pointer.
7406 (ix86_gimplify_va_arg): Likewise.
7408 2008-07-07 Martin Jambor <mjambor@suse.cz>
7410 * cgraph.c (cgraph_edge_max_uid): New variable.
7411 (struct cgraph_edge_hook_list): New type.
7412 (struct cgraph_node_hook_list): New type.
7413 (struct cgraph_2edge_hook_list): New type.
7414 (struct cgraph_2node_hook_list): New type.
7415 (first_cgraph_edge_removal_hook): New variable.
7416 (first_cgraph_node_removal_hook): New variable.
7417 (first_cgraph_edge_duplicated_hook): New variable.
7418 (first_cgraph_node_duplicated_hook): New variable.
7419 (cgraph_add_edge_removal_hook): New function.
7420 (cgraph_remove_edge_removal_hook): New function.
7421 (cgraph_call_edge_removal_hooks): New function.
7422 (cgraph_add_node_removal_hook): New function.
7423 (cgraph_remove_node_removal_hook): New function.
7424 (cgraph_call_node_removal_hooks): New function.
7425 (cgraph_add_edge_duplication_hook): New function.
7426 (cgraph_remove_edge_duplication_hook): New function.
7427 (cgraph_call_edge_duplication_hooks): New function.
7428 (cgraph_add_node_duplication_hook): New function.
7429 (cgraph_remove_node_duplication_hook): New function.
7430 (cgraph_call_node_duplication_hooks): New function.
7431 (cgraph_create_edge): Assign to edge uid.
7432 (cgraph_remove_edge): Call edge removal hooks.
7433 (cgraph_node_remove_callees): Call edge removal hooks.
7434 (cgraph_node_remove_callers): Call edge removal hooks.
7435 (cgraph_remove_node): Call node removal hooks.
7436 (cgraph_clone_edge): Call edge duplication hooks.
7437 (cgraph_clone_node): Call node duplication hooks.
7439 * cgraph.h (cgraph_edge): New field uid.
7440 (cgraph_edge_hook): New type.
7441 (cgraph_node_hook): New type.
7442 (cgraph_2edge_hook): New type.
7443 (cgraph_2node_hook): New type.
7445 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7447 * config.in: Regenerate.
7449 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7451 * gcc.c (print_sysroot): New.
7452 (option_map, display_help, process_command): Handle the
7453 -print-sysroot option.
7454 (main): Print the sysroot if requested.
7455 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7457 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7460 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7462 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7464 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7465 (assign_parm_setup_block_p): Also check mode of entry_parm.
7467 2008-07-07 Richard Guenther <rguenther@suse.de>
7469 * tree-ssa-structalias.h (set_used_smts): Remove.
7470 * tree-ssa-structalias.c (used_smts): Likewise.
7471 (set_used_smts): Likewise.
7472 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7473 call to set_used_smts.
7475 2008-07-07 Richard Guenther <rguenther@suse.de>
7477 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7478 (new_var_info): Set it to false.
7479 (solution_set_add): Correctly handle pointers outside a var and
7481 (type_safe): Treat variables with is_full_var properly.
7482 (do_sd_constraint): Likewise.
7483 (do_ds_constraint): Likewise.
7484 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7485 (get_constraint_for_ptr_offset): New function.
7486 (get_constraint_for_component_ref): For addresses at least include
7487 the last field of the variable. Handle is_full_vars properly.
7488 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7489 (handle_ptr_arith): Remove.
7490 (find_func_aliases): Simplify assignment handling.
7491 (create_function_info_for): For parameter and result varinfos set
7493 (create_variable_info_for): Set is_full_var flag whenever we
7494 just created a single varinfo for a decl.
7495 (init_alias_vars): Initialize use_field_sensitive from
7496 max-fields-for-field-sensitive parameter.
7498 2008-07-07 Richard Guenther <rguenther@suse.de>
7500 PR tree-optimization/36713
7501 * tree-flow-inline.h (is_call_used): New function.
7502 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7503 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7504 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7506 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7508 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7510 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7512 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7514 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7515 Nathan Sidwell <nathan@codesourcery.com>
7517 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7518 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7520 * config/m68k/t-linux: New.
7521 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7524 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7526 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7527 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7530 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7532 * gcc.c (execute): Fix -Wc++-compat warning.
7534 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7537 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7538 constant for little endian.
7540 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7542 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7543 mips_base_mips16 instead of TARGET_MIPS16.
7544 (mips_base_mips16): Declare.
7545 * config/mips/mips.c (mips_base_mips16): Make global.
7546 (was_mips16_p): Remove GTY marker.
7547 (was_mips16_pch_p): New variable.
7548 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7549 (mips_override_options): Force to non-MIPS16 mode initially.
7550 Do not complain about MIPS16 PIC incompatibilities here.
7551 Only allow -mgpopt if -mexplicit-relocs is in force for
7554 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7556 * configure.ac: Check for caddr_t, define to char * if not defined.
7557 * configure: Regenerate.
7558 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7559 (mmap_gt_pch_use_address): Likewise.
7560 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7562 2008-07-06 Richard Guenther <rguenther@suse.de>
7564 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7565 (new_var_info): Deal with it.
7566 (solution_set_add): Likewise.
7567 (bitpos_of_field): Make signed, fix.
7568 (struct fieldoff): Remove type and decl fields. Make size field
7569 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7571 (fieldoff_compare): Deal with it.
7572 (push_fields_onto_fieldstack): Remove has_union argument, glob
7573 adjacent non-pointer fields together.
7574 (create_function_info_for): Do not set has_union.
7575 (create_variable_info_for): Simplify.
7577 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7579 * config.gcc (extra_headers): Add cross-stdarg.h for target
7580 x86_64-*-* and i?86-*-*.
7581 * config/i386/cross-stdarg.h: New.
7582 * builtins.c (std_fn_abi_va_list): New.
7583 (std_canonical_va_list_type): New.
7584 (stabilize_va_list): Replace va_list_type_node use by
7585 mtarget.canonical_va_list_type.
7586 (gimplify_va_arg_expr): Likewise.
7587 (expand_builtin_va_copy): Replace va_list_type_node use by
7588 mtarget.fn_abi_va_list.
7589 * tree-sra.c (is_va_list_type): New helper.
7590 (decl_can_be_decomposed_p): Replace
7591 va_list_type_node use by is_va_list_type.
7592 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7593 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7594 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7595 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7596 (ix86_enum_va_list): New.
7597 * config/i386/i386.c (sysv_va_list_type_node): New.
7598 (ms_va_list_type_node): New.
7599 (ix86_function_type_abi): Remove sorry.
7600 (ix86_build_builtin_va_list_abi): New.
7601 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7603 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7604 (ix86_init_builtins_va_builtins_abi): New.
7605 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7607 (ix86_handle_abi_attribute): New.
7608 (attribute_spec): Add sysv_abi and ms_abi.
7609 (ix86_fn_abi_va_list): New.
7610 (ix86_canonical_va_list_type): New.
7611 (ix86_enum_va_list): New.
7612 (TARGET_FN_ABI_VA_LIST): New.
7613 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7614 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7615 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7616 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7617 (TARGET_ENUM_VA_LIST): New.
7618 * expr.h (std_fn_abi_va_list): New.
7619 (std_canonical_va_list_type): New.
7620 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7621 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7622 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7623 TARGET_CANONICAL_VA_LIST_TYPE.
7624 * target.h (struct gcc_target): Add fn_abi_va_list hook
7625 and canonical_va_list_type hook.
7627 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7629 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7630 integral and pointer types.
7632 2008-07-04 Roger Sayle <roger@eyesopen.com>
7634 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7635 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7637 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7640 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7642 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7644 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7645 build_gimple_modify_stmt.
7646 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7647 gimple operand. Use fold_build* instead of build*.
7649 2008-07-04 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7652 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7653 properly to compute the reachability set if we do field-sensitive PTA.
7654 * invoke.texi (max-fields-for-field-sensitive): Document default.
7655 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7656 100 for optimize >= 2.
7658 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7660 * ggc-zone.c (lookup_page_table_if_allocated,
7661 set_page_table_entry, zone_find_object_size, alloc_small_page,
7662 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7663 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7664 -Wc++-compat and/or -Wcast-qual warnings.
7666 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7669 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7670 pic_offset_table_rtx to be marked as used here.
7671 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7672 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7673 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7674 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7677 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7679 * alloc-pool.c (hash_descriptor, eq_descriptor,
7680 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7681 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7683 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7684 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7685 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7686 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7689 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7691 * tree-flow.h (loop_only_exit_p): Declare.
7692 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7693 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7694 the number of iterations if it is constant. Otherwise, if this is the
7695 only possible exit of the loop, use the conservative estimate on the
7696 number of iterations of the entire loop if available.
7698 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7700 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7701 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7702 Add synchronization functions.
7703 * config/sync.c: New file.
7704 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7705 (LIBGCC_SYNC_CFLAGS): Likewise.
7707 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7710 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7711 (*pushtf_sse): New insn pattern.
7712 (pushtf splitters): New splitters.
7714 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7717 * predict.c (build_predict_expr): Use void_type_node for the tree
7718 type, instead of NULL_TREE.
7720 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7722 * config/i386/i386.c (contains_aligned_value_p): Return true
7724 (ix86_data_alignment): Align TCmode to 128bits.
7725 (ix86_local_alignment): Likewise.
7727 2008-07-03 Andrew Haley <aph@redhat.com>
7730 * vec.h (VEC_TA): New.
7731 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7732 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7733 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7734 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7735 (C_COMMON_FIXED_TYPES): Remove first arg.
7736 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7737 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7738 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7739 not to use empty macro arguments.
7741 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7743 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7744 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7745 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7746 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7747 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7748 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7749 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7750 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7751 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7752 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7753 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7754 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7755 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7756 config/rs6000/e500crtres64gpr.asm,
7757 config/rs6000/e500crtres64gprctr.asm,
7758 config/rs6000/e500crtrest32gpr.asm,
7759 config/rs6000/e500crtrest64gpr.asm,
7760 config/rs6000/e500crtresx32gpr.asm,
7761 config/rs6000/e500crtresx64gpr.asm,
7762 config/rs6000/e500crtsav32gpr.asm,
7763 config/rs6000/e500crtsav64gpr.asm,
7764 config/rs6000/e500crtsav64gprctr.asm,
7765 config/rs6000/e500crtsavg32gpr.asm,
7766 config/rs6000/e500crtsavg64gpr.asm,
7767 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7768 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7769 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7770 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7771 config/sparc/sol2-cn.asm: Remove .file directives.
7773 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7775 * resource.c (mark_referenced_resources): Look inside
7776 UNSPEC_VOLATILEs and ASM_INPUTs.
7778 2008-07-02 Ian Lance Taylor <iant@google.com>
7780 * rtlanal.c (add_reg_note): New function.
7781 * rtl.h (add_reg_note): Declare.
7782 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7783 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7784 * builtins.c (expand_builtin_longjmp): Likewise.
7785 (expand_builtin_nonlocal_goto): Likewise.
7786 * calls.c (emit_call_1, expand_call): Likewise.
7787 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7788 * cfglayout.c (fixup_reorder_chain): Likewise.
7789 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7790 (commit_one_edge_insertion): Likewise.
7791 * combine.c (move_deaths, distribute_notes): Likewise.
7792 * df-problems.c (df_set_note): Likewise.
7793 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7794 (set_unique_reg_note): Likewise.
7795 (emit_copy_of_insn_after): Likewise.
7796 * expr.c (expand_expr_real): Likewise.
7797 * gcse.c (add_label_notes): Likewise.
7798 * haifa-sched.c (create_check_block_twin): Likewise.
7799 * jump.c (mark_jump_label_1): Likewise.
7800 * loop-doloop.c (add_test, doloop_modify): Likewise.
7801 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7802 * lower-subreg.c (move_eh_region_note): Likewise.
7803 * optabs.c (emit_libcall_block): Likewise.
7804 * predict.c (predict_insn): Likewise.
7805 (combine_predictions_for_insn): Likewise.
7806 * recog.c (peephole2_optimize): Likewise.
7807 * regmove.c (try_auto_increment): Likewise.
7808 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7809 * reload.c (find_reloads): Likewise.
7810 * reload1.c (fixup_eh_region_note): Likewise.
7811 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7812 * reorg.c (delete_prior_computation): Likewise.
7813 (delete_computation, dbr_schedule): Likewise.
7814 * config/pa/pa.c (legitimize_pic_address): Likewise.
7815 * config/sh/sh.c (sh_reorg): Likewise.
7817 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7820 * config/libgcc-glibc.ver: Add %exclude.
7821 * config/m32r/libgcc-glibc.ver: Likwise.
7822 * config/s390/libgcc-glibc.ver: Likwise.
7823 * config/sh/libgcc-glibc.ver: Likwise.
7824 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7826 * config/i386/libgcc-glibc.ver: New.
7828 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7830 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7832 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7833 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7834 i[34567]86-*-linux*, x86_64-*-linux*. Add
7835 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7836 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7837 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7838 i[34567]86-*-linux*, x86_64-*-linux*.
7840 * libgcc-std.ver: Add empty GCC_4.4.0.
7842 * mkmap-symver.awk: Support multiple versions per symbol.
7844 * config/i386/i386.c (ix86_init_builtins): Always define
7845 __builtin_fabsq and __builtin_copysignq with fallbacks.
7846 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7847 and __builtin_copysignq if SSE2 isn't available.
7849 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7850 (LIBGCC2_TF_CEXT): Likwise.
7853 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7855 * config/i386/sfp-machine.h: Moved to libgcc.
7857 * config/i386/sfp-machine.h: New.
7858 * config/i386/t-linux: Likwise.
7860 * config/i386/t-darwin: Remove softfp_wrap_start and
7862 * config/i386/t-darwin64: Likewise.
7864 * config/i386/t-fprules-softfp64: Renamed to ...
7865 * config/i386/t-fprules-softfp: This.
7867 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7868 and softfp_wrap_end.
7870 2008-07-02 Jason Merrill <jason@redhat.com>
7872 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7874 * tree.c (ctor_to_list): New fn.
7875 * tree.h: Declare it.
7876 (CONSTRUCTOR_ELT): New macro.
7877 (CONSTRUCTOR_NELTS): New macro.
7879 2008-07-02 Richard Guenther <rguenther@suse.de>
7881 * tree-ssa-structalias.c (struct variable_info): Reorder
7882 to fill padding on 64bit hosts. Make collapsed_to an int.
7883 (get_varinfo_fc): Deal with that.
7884 (new_var_info): Likewise.
7885 (collapse_rest_of_var): Likewise.
7887 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7889 * doc/install.texi (--enable-java-home): Document.
7890 (--enable-aot-compile-rpm): Likewise.
7891 (--with-arch-directory): Likewise.
7892 (--with-os-directory): Likewise.
7893 (--with-origin-name): Likewise.
7894 (--with-arch-suffix): Likewise.
7895 (--with-jvm-root-dir): Likewise.
7896 (--with-jvm-jar-dir): Likewise.
7897 (--with-python-dir): Likewise.
7899 2008-07-02 Richard Guenther <rguenther@suse.de>
7901 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7902 from decls explicitly. Merge operand checking from tuples.
7904 2008-07-02 Martin Jambor <mjambor@suse.cz>
7906 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7908 2008-07-02 Martin Jambor <mjambor@suse.cz>
7910 * tree-switch-conversion.c: Included timevar.h
7911 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7913 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7915 2008-07-02 Martin Jambor <mjambor@suse.cz>
7917 * tree-switch-conversion.c: Corrected various comments and
7919 (build_constructors): Fixed minor formatting mistakes.
7921 * invoke.texi (Optimize Options): Corrected the
7922 switch-conversion-max-branch-ratio parameter.
7924 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7926 * final.c (asm_insn_count): Return zero for an empty asm body.
7928 2008-07-02 Richard Guenther <rguenther@suse.de>
7930 * bitmap.h (bitmap_set_bit): Return bool.
7931 (bitmap_clear_bit): Likewise.
7932 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7933 write to the bitmap if it would.
7934 (bitmap_clear_bit): Likewise.
7935 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7936 bitmap_set_bit return value.
7937 (add_pred_graph_edge): Likewise.
7938 (add_graph_edge): Likewise.
7939 (do_sd_constraint): Likewise.
7940 (do_ds_constraint): Likewise.
7942 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7944 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7945 Fix -Wc++-compat and/or -Wcast-qual warnings.
7946 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7947 gen_regparm_prefix): Likewise.
7948 * vmsdbgout.c (write_modbeg, lookup_filename,
7949 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7951 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7953 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7954 defaults.h definition apply.
7956 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7958 * function.c (assign_parm_remove_parallels): New.
7959 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7961 (assign_parm_setup_block): Do not handle them.
7962 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7963 assign_parm_remove_parallels.
7965 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7967 * c-typeck.c (convert_for_assignment): Use
7968 vector_targets_convertible_p.
7969 * c-common.c (vector_targets_convertible_p): New.
7970 * c-common.h (vector_targets_convertible_p): New prototype.
7971 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7972 opaque_p_V2SI_type_node.
7974 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7976 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7979 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7981 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7982 TFmode constants via two element DImode vector for hosts with
7983 HOST_BITS_PER_WIDE_INT < 64.
7984 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7985 also for HOST_BITS_PER_WIDE_INT < 64.
7987 2008-07-01 Richard Guenther <rguenther@suse.de>
7989 PR tree-optimization/36666
7990 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7991 (get_constraint_exp_from_ssa_var): Split into ...
7992 (get_constraint_exp_for_temp): ... this ...
7993 (get_constraint_for_ssa_var): ... and that.
7994 Return constraint expressions for all touched sub-fields
7995 if the results address is not taken.
7996 (process_constraint): Remove assertion that aggregate
7997 assignments do not happen at this place.
7998 (get_constraint_for_component_ref): Add address_p argument.
7999 Return constraint expressions for all touched sub-fields
8000 if the results address is not taken.
8001 (do_deref): Use get_constraint_exp_for_temp.
8002 (get_constraint_for_1): Rename from ...
8003 (get_constraint_for): ... this. Add the old function as wrapper.
8004 (do_structure_copy): Use get_constraint_for_1.
8006 2008-07-01 Martin Jambor <mjambor@suse.cz>
8008 * Makefile.in (tree-switch-conversion.o): Add.
8009 (OBJS-common): Add tree-swtch-conversion.o.
8010 * passes.c (init_optimization_passes): Add pass_convert_switch.
8011 * tree-pass.h: (pass_convert_switch): Add.
8012 * tree-switch-conversion.c: New file.
8013 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8014 * common.opt (ftree-cswtch): New option.
8015 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8016 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8017 * opts.c (decode_options): Set flag_tree_switch_conversion when
8018 optimization level is >= 2.
8019 * doc/invoke.texi (Optimize Options): Added description of
8020 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8022 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8024 * config/darwin-driver.c (darwin_default_min_version): Fix
8025 -Wc++-compat warnings.
8027 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8029 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8032 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8034 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8036 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8038 PR rtl-optimization/34744
8039 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8040 (df_scan_free_internal): Free data structures not
8041 allocated in storage pools.
8042 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8043 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8044 df_scan_free_mws_vec.
8045 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8048 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8050 * config/i386/i386.c (contains_aligned_value_p): Return true
8052 (ix86_function_arg_boundary): Return its natural boundary
8054 (return_in_memory_32): Don't check TDmode.
8055 (ix86_split_to_parts): Support splitting into 4 parts and
8056 support TFmode for 32bit target.
8057 (ix86_split_long_move): Support splitting into 4 parts.
8058 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8060 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8061 (ix86_init_builtins): Here.
8062 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8063 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8064 'q' and 'w', respectively.
8066 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8068 (movtf_internal): Likewise.
8069 (<code>tf2): Likewise.
8070 (*absnegtf2_sse): Likewise.
8071 (copysign<mode>3): Likewise.
8072 (copysign<mode>3_const): Likewise.
8073 (copysign<mode>3_var): Likewise.
8074 (define_split UNSPEC_COPYSIGN): Likewise.
8075 * config/i386/sse.md (*nandtf3): Likewise.
8076 (<code>tf3): Likewise.
8077 (*<code>tf3): Likewise.
8079 2008-06-30 Joey Ye <joey.ye@intel.com>
8080 H.J. Lu <hongjiu.lu@intel.com>
8082 * global.c (compute_regsets): Set frame_pointer_needed here.
8083 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8085 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8087 * doc/install.texi (specific): Expand Windows build notes.
8089 2008-06-30 Ira Rosen <irar@il.ibm.com>
8091 PR tree-optimization/36648
8092 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8093 number of prolog iterations by step. Fix the comment.
8095 2008-06-30 Richard Guenther <rguenther@suse.de>
8098 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8099 handle calls from ECF_MALLOC functions.
8100 (handle_pure_call): ECF_MALLOC functions do not return
8102 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8104 2008-06-29 Andreas Schwab <schwab@suse.de>
8106 * config/m68k/m68k.c (print_operand): Always print a float
8108 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8109 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8112 * config/rs6000/x-linux64: Remove never used file.
8114 2008-06-29 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8118 (struct alias_info): Move ...
8119 * tree-ssa-alias.c: ... here.
8120 (update_alias_info): Declare.
8121 (compute_may_aliases): Call it.
8122 (update_alias_info): New function.
8123 * tree-ssa-structalias.c (update_alias_info): Move ...
8124 * tree-ssa-alias.c (update_alias_info_1): ... here.
8125 * tree-ssa-structalias.c (process_constraint_1): Remove
8126 unused from_call argument. Rename to ...
8127 (process_constraint): ... this. Delete old wrapper.
8128 (make_constraint_to): Adjust callers.
8129 (handle_const_call): Likewise.
8130 (handle_pure_call): Likewise.
8131 (init_base_vars): Likewise.
8132 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8133 (find_func_aliases): We don't need structure copies for
8135 (make_constraint_from_anything): Remove.
8136 (create_variable_info_for): For globals make constraints
8137 from escaped, not from anything.
8138 (compute_points_to_sets): Do not call update_alias_info.
8139 (ipa_pta_execute): Use make_constraint_from.
8141 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8143 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8144 (bitmap.o-warn, dominance.o-warn): New.
8145 * configure.ac (cxx_compat_warn): Delete.
8146 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8147 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8149 * configure: Regenerate.
8151 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8154 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8157 * df-scan.c (df_notes_rescan): Likewise.
8158 * ggc-page.c (set_page_table_entry): Likewise.
8159 * intl.c (gcc_gettext_width): Likewise.
8160 * varasm.c (get_unnamed_section, get_noswitch_section,
8161 get_section): Likewise.
8163 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8165 * regrename.c (build_def_use): Don't copy RTX.
8167 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8169 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8170 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8171 punctuation. Use @ref instead of @xref.
8172 (Function Names): Remove stray @display/@end display.
8173 (C++ Attributes): Use @ref instead of @xref.
8174 (Deprecated Features): Fix punctuation around @xref.
8175 (Backwards Compatibility): Likewise.
8176 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8178 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8180 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8181 constants for E500 double.
8183 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8185 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8186 element type of const_vector.
8188 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8190 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8191 Remove FLAGS_REG clobber from expander pattern.
8192 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8193 (anddi3, andsi3, andhi3, andqi3): Ditto.
8194 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8195 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8196 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8197 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8198 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8199 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8200 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8201 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8203 2008-06-28 Richard Guenther <rguenther@suse.de>
8205 * tree-ssa-structalias.c (callused_id, var_callused,
8206 callused_tree): Add.
8207 (handle_pure_call): New function.
8208 (find_func_aliases): Call it.
8209 (find_what_p_points_to): Handle the call-used set.
8210 (clobber_what_escaped): Likewise.
8211 (compute_call_used_vars): New function.
8212 (init_base_vars): Init the call-used variable.
8213 (do_sd_constraint): Do not propagate the solution from CALLUSED
8214 but use CALLUSED as a placeholder.
8215 (solve_graph): Likewise.
8216 * tree-flow-inline.h (gimple_call_used_vars): New function.
8217 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8218 (compute_call_used_vars): Declare.
8219 * tree-ssa-alias.c (set_initial_properties): Call
8220 compute_call_used_vars.
8221 (reset_alias_info): Clear call-used variables.
8222 (add_call_clobber_ops): Assert we are not called for const/pure
8223 functions. Remove handling of them.
8224 (add_call_read_ops): Handle pure functions by adding the
8225 call-used set of variables as VUSEs.
8226 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8227 (delete_tree_ssa): Free it.
8228 * tree-dfa.c (remove_referenced_var): Clear the var from the
8231 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8233 * tree.c (build_varargs_function_type_list): New.
8234 (build_function_type_list_1): New.
8235 (build_function_type_list): Use build_function_type_list_1.
8236 * tree.h (build_varargs_function_type_list): New.
8238 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8241 * config/spu/spu.c (spu_builtin_splats): Do not generate
8242 invalid CONST_VECTOR expressions.
8243 (spu_expand_vector_init): Likewise.
8245 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8247 * optabs.c (libfunc_decls): New variable.
8248 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8249 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8250 for the same function twice.
8252 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8255 ix86_expand_binary_operator directly.
8256 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8258 (*ashrti3_1): Ditto.
8259 (*lshrti3_1): Ditto.
8260 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8261 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8262 using only one splitter. Conditionaly execute splitter before or
8263 after peephole2 pass.
8264 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8265 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8266 Use only one alternative in asm template.
8267 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8269 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8270 "J" operand constraint for operand 2.
8271 (*ashldi3_cconly_rex64): Ditto.
8272 (*ashrdi3_cmp_rex64): Ditto.
8273 (*ashrdi3_cconly_rex64): Ditto.
8274 (*lshrdi3_cmp_rex64): Ditto.
8275 (*lshrdi3_cconly_rex64): Ditto.
8276 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8277 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8278 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8281 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8283 * gimplify.c (omp_is_private): Don't return true if decl is not
8284 already private on #pragma omp for or #pragma omp parallel for.
8287 * tree-cfg.c (struct move_stmt_d): Replace block field with
8288 orig_block and new_block fields.
8289 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8290 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8291 (move_block_to_fn): Replace vars_map and new_label_map arguments
8292 with struct move_stmt_d pointer.
8293 (replace_block_vars_by_duplicates): New function.
8294 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8295 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8296 all subblocks of ORIG_BLOCK to the new function. Call
8297 replace_block_vars_by_duplicates.
8298 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8299 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8300 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8301 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8302 (expand_omp): Temporarily set input_location to the location of
8303 region's controlling stmt.
8304 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8305 BIND_EXPR, push ctx->block_vars and gimplification vars into
8306 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8308 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8309 there are any BLOCK_VARS.
8310 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8311 OMP_PARALLEL or OMP_TASK stmt.
8312 (lower_omp): Save and restore input_location around the lower_omp_1
8315 2008-06-27 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/36400
8318 PR tree-optimization/36373
8319 PR tree-optimization/36344
8320 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8321 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8322 (update_alias_info): Remove call clobbering code.
8323 (make_constraint_to): New helper function.
8324 (make_escape_constraint): Likewise.
8325 (handle_rhs_call): Use it on all pointer containing arguments.
8326 Also mark the static chain escaped.
8327 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8328 instead of ANYTHING.
8329 (make_constraint_from): New helper split out from ...
8330 (make_constraint_from_anything): ... here.
8331 (find_func_aliases): Add constraints for escape sites.
8332 (intra_create_variable_infos): Make constraints from NONLOCAL
8334 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8336 (clobber_what_p_points_to): Remove.
8337 (clobber_what_escaped): New function.
8338 (init_base_vars): Init NONLOCAL and ESCAPED.
8339 (do_sd_constraint): Do not propagate the solution from ESCAPED
8340 but use ESCAPED as a placeholder.
8341 (solve_graph): Likewise.
8342 * tree-flow.h (clobber_what_p_points_to): Remove.
8343 (clobber_what_escaped): Declare.
8344 * tree-ssa-alias.c (set_initial_properties): Call it.
8345 Remove code clobbering escaped pointers.
8347 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8349 * function.c (allocate_struct_function): Only allocate a unique
8350 funcdef_no if the decl is nonzero.
8352 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8354 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8355 * config/mips/mips.c (mips_split_const_insns): New function.
8356 * config/mips/mips.md (move_type): New attribute.
8357 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8358 (dword_mode): New attribute.
8359 (type): Avoid long line. Map "move_type"s to "type"s,
8360 choosing "multi" for doubleword moves if appropriate.
8361 Swap MTC/MFC comments to match their declaration order.
8362 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8363 "type" is "branch" or "jal" is "direct".
8364 (length): Handle "extended_mips16" first. Make the default
8365 "0" for "ghost" instructions. Set the length from "move_type".
8366 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8367 of "type", with "sll0" for the register alternative. Remove the
8368 "extended_mips16" attribute.
8369 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8370 of "type", with "shift_shift" for the register alternative.
8371 Remove the "length" attribute.
8372 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8373 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8374 of "type", with "andi" for the register alternative.
8375 (*zero_extendqihi2): Likewise.
8376 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8377 of "andi" instead of a "type" of "arith".
8378 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8380 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8381 (mov_<store>r, *mov<mode>_ra): Likewise.
8382 (extendsidi2): Use "move_type" instead of "type", with "move"
8383 for the register alternative.
8384 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8385 of "type", with "signext" for the register alternative.
8386 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8387 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8388 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8389 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8390 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8391 (unnamed branch insn): Likewise.
8392 (*movdi_gp32_fp64): Fold into...
8393 (*movdi_32bit): ...here.
8394 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8395 (*movdf_hardfloat): ...this new pattern.
8396 (*movdf_softfloat): Remove redundant FPR alternatives.
8397 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8398 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8399 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8400 the "move" attribute.
8401 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8402 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8403 and "store" for COP loads and stores.
8404 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8405 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8406 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8407 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8408 (*movtf_mips16, *movv2sf): Likewise.
8409 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8410 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8411 (mfhc1<mode>): Use "move_type" instead of "move".
8412 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8413 (loadgp_blockage): Remove the "length" attribute.
8414 (blockage, set_got_version, update_got_version): Likewise.
8415 (call_internal): Remove the "extended_mips16" attribute.
8416 (call_value_internal, call_value_multiple_internal): Likewise.
8417 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8419 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8420 the "length" attribute.
8422 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8424 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8425 -Wcast-qual warnings.
8426 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8427 handle_pragma_pop_macro): Likewise.
8428 * collect2.c (resolve_lib_name): Likewise.
8429 * config/arc/arc.c (arc_init): Likewise.
8430 * config/arm/arm.c (neon_builtin_compare,
8431 locate_neon_builtin_icode): Likewise.
8432 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8433 * config/bfin/bfin.c (bfin_init_machine_status,
8434 bfin_optimize_loop): Likewise.
8435 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8436 * config/cris/cris.c (cris_init_expanders): Likewise.
8437 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8438 * config/darwin.c (machopic_indirection_eq,
8439 machopic_indirection_name, machopic_output_indirection): Likewise.
8440 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8441 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8442 frv_optimize_membar): Likewise.
8443 * config/i386/cygwin.h (mingw_scan,
8444 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8445 * config/i386/cygwin1.c (mingw_scan): Likewise.
8446 * config/i386/i386.c (machopic_output_stub): Likewise.
8447 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8448 i386_pe_unique_section): Likewise.
8449 * config/ia64/ia64.c (ia64_init_machine_status,
8450 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8452 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8453 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8454 * config/m68k/m68k.c (m68k_handle_option,
8455 m68k_sched_md_init_global): Likewise.
8456 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8457 mcore_unique_section): Likewise.
8458 * config/mips/mips.c (mips_block_move_straight,
8459 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8461 * config/mmix/mmix.c (mmix_init_machine_status,
8462 mmix_encode_section_info): Likewise.
8463 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8464 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8465 print_operand_address, output_toc, redefine_groups,
8466 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8467 * config/s390/s390.c (s390_init_machine_status): Likewise.
8468 * config/score/score.c (score_block_move_straight,
8469 score_block_move_loop_body): Likewise.
8470 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8471 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8472 * emit-rtl.c (find_auto_inc): Likewise.
8473 * gcc.c (translate_options, process_command): Likewise.
8474 * reorg.c (dbr_schedule): Likewise.
8475 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8476 * xcoffout.c (xcoffout_declare_function): Likewise.
8478 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8480 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8481 ipa-pta working again.
8483 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8485 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8488 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8490 * config.gcc (powerpc*-*-*): Add new core e500mc.
8491 * config/rs6000/e500mc.md: New file.
8492 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8494 (rs6000_override_options): Add e500mc case to
8495 processor_target_table. Altivec and Spe options not allowed
8496 with e500mc. Add isel instruction to e500mc by
8497 default. Initialize rs6000_cost for e500mc.
8498 (rs6000_issue_rate): Set issue rate for e500mc.
8499 * config/rs6000/rs6000.h (processor_type): Add
8500 PROCESSOR_PPCE500MC.
8501 (ASM_CPU_SPEC): Add e500mc.
8502 Set TARGET_ISEL to rs6000_isel.
8503 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8504 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8505 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8507 * doc/invoke.texi: Add e500mc to list of cpus.
8509 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8512 * c-lex.c (lex_charconst): Initialize unsignedp.
8514 2008-06-27 Olivier Hainque <hainque@adacore.com>
8516 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8517 documented assumptions.
8519 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8521 * dwarf2out.c: Remove trailing white spaces. Break long line
8524 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8526 * libfuncs.h (LTI_synchronize): New libfunc_index.
8527 (synchronize_libfunc): Declare.
8528 * builtins.c (expand_builtin_synchronize): Consider using
8529 synchronize_libfunc before falling back on an asm blockage.
8530 * config/mips/mips.c: Include libfuncs.h
8531 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8533 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8535 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8536 parameter. Copy stack_reg to r11 where appropriate.
8537 (no_global_regs_above): Add gpr parameter.
8538 (rs6000_stack_info): Only add padding for SPE save area if we
8539 are saving SPE GPRs and CR.
8540 (saveres_routine_syms): New variable.
8541 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8543 (rs6000_savres_routine_sym): New function.
8544 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8546 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8547 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8548 Tweak FPR out-of-line saving.
8549 (rs6000_make_savres_rtx): New function.
8550 (rs6000_use_multiple_p): New function.
8551 (rs6000_savres_strategy): New function.
8552 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8553 out-of-line if appropriate.
8554 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8555 if we are optimizing for size.
8556 (GP_SAVE_INLINE): Define.
8557 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8558 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8559 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8560 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8561 (*save_fpregs_<mode>): Add use of r11.
8562 (*restore_gpregs_<mode>): New insn.
8563 (*return_and_restore_gpregs_<mode>): New insn.
8564 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8566 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8567 (*restore_gpregs_spe): New insn.
8568 (*return_and_restore_gpregs_spe): New insn.
8569 * config/rs6000/predicates.md (save_world_operation): Fix check.
8571 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8573 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8574 this point, so assert that.
8576 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8578 * cfganal.c: Include vec.h and vecprim.h.
8579 (compute_idf): Import from...
8580 * tree-into-ssa (compute_idf): ...here.
8581 * basic-block.h (compute_idf): Export.
8583 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8585 * c-decl.c (merge_decls): Use !current_function_decl to check for
8586 extern declaration of C99 inline function being at file scope.
8588 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8590 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8592 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8594 * alias.c (record_alias_subset, init_alias_analysis): Fix
8595 -Wc++-compat and/or -Wcast-qual warnings.
8596 * attribs.c (lookup_attribute_spec): Likewise.
8597 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8598 copy_bb, connect_traces,
8599 find_rarely_executed_basic_blocks_and_cr): Likewise.
8600 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8601 note_btr_set, migrate_btr_defs): Likewise.
8602 * builtins.c (result_vector, expand_builtin_memcpy,
8603 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8604 builtin_memset_read_str, expand_builtin_printf,
8605 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8607 * caller-save.c (mark_set_regs): Likewise.
8608 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8609 * cgraph.c (cgraph_edge): Likewise.
8610 * combine.c (likely_spilled_retval_1): Likewise.
8611 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8612 htab_counts_entry_del, get_coverage_counts): Likewise.
8613 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8614 new_cselib_val): Likewise.
8615 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8616 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8618 * df-core.c (df_compact_blocks): Likewise.
8619 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8620 * df-scan.c (df_grow_reg_info, df_ref_create,
8621 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8622 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8623 df_record_entry_block_defs, df_record_exit_block_uses,
8624 df_bb_verify): Likewise.
8625 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8626 DF_REF_EXTRACT_MODE_CONST): New.
8627 * dominance.c (get_immediate_dominator, get_dominated_by,
8628 nearest_common_dominator, root_of_dom_tree,
8629 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8630 -Wc++-compat and/or -Wcast-qual warnings.
8631 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8632 record_store, replace_read, check_mem_read_rtx, scan_insn,
8633 dse_step1, dse_record_singleton_alias_set): Likewise.
8634 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8636 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8638 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8639 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8640 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8641 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8642 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8643 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8644 file_name_acquire, output_file_names, add_const_value_attribute,
8645 premark_used_types_helper, file_table_eq, file_table_hash,
8646 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8647 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8648 -Wcast-qual warnings.
8649 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8650 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8651 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8652 gen_reg_rtx, start_sequence, init_emit): Likewise.
8653 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8654 * except.c (init_eh_for_function, gen_eh_region,
8655 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8656 arh_to_landing_pad, arh_to_label, add_action_record,
8657 add_call_site, switch_to_exception_section): Likewise.
8658 * expmed.c (synth_mult): Likewise.
8659 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8660 store_expr): Likewise.
8661 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8663 * function.c (assign_stack_temp_for_type,
8664 allocate_struct_function, match_asm_constraints_1): Likewise.
8665 * gcov-io.c (gcov_allocate): Likewise.
8666 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8667 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8668 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8669 record_one_set, insert_expr_in_table, insert_set_in_table,
8670 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8671 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8672 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8673 -Wcast-qual warnings.
8675 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8677 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8678 -Wcast-qual warnings.
8679 * gcc.c (process_command): Likewise.
8680 * genattrtab.c (oballoc): Use XOBNEW.
8681 (oballocvec): Define.
8682 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8683 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8684 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8685 -Wc++-compat and/or -Wcast-qual warnings.
8686 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8687 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8688 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8689 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8690 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8691 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8692 add_excls, process_presence_absence_names,
8693 process_presence_absence_patterns, add_presence_absence,
8694 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8695 get_free_state, add_arc, get_free_automata_list_el,
8696 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8697 transform_3, cache_presence, create_ainsns, create_automata,
8698 create_state_ainsn_table, dfa_insn_code_enlarge,
8699 output_trans_func, output_min_issue_delay_func,
8700 output_dead_lock_func, output_reset_func,
8701 output_get_cpu_unit_code_func, output_dfa_start_func,
8702 expand_automata): Likewise.
8703 * genextract.c (gen_insn): Likewise.
8704 * gengtype-lex.l: Likewise.
8705 * gengtype.c (read_input_list, adjust_field_type,
8706 process_gc_options): Likewise.
8707 * genoutput.c (note_constraint): Likewise.
8708 * genpreds.c (mangle, add_constraint): Likewise.
8709 * genrecog.c (process_define_predicate, new_decision,
8710 add_to_sequence): Likewise.
8711 * gensupport.c (record_insn_name): Likewise.
8713 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8715 * config/i386/driver-i386.c (detect_caches_amd,
8716 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8717 and/or -Wcast-qual warnings.
8718 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8719 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8720 gt_pch_save): Likewise.
8721 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8722 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8723 * global.c (compute_regsets): Likewise.
8724 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8725 finish_graph_dump_file): Likewise.
8726 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8727 unlink_bb_notes): Likewise.
8728 * integrate.c (get_hard_reg_initial_val): Likewise.
8729 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8730 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8731 * local-alloc.c (update_equiv_regs): Likewise.
8732 * loop-invariant.c (check_invariant_table_size,
8733 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8735 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8736 altered_reg_used, mark_altered): Likewise.
8737 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8738 insert_var_expansion_initialization,
8739 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8740 release_var_copies): Likewise.
8741 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8742 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8743 analyze_accesses_for_phi_node, check_var_notmodified_p,
8744 check_allocation_function, find_sites_in_func,
8745 record_all_accesses_in_func, transform_access_sites,
8746 transform_allocation_sites): Likewise.
8747 * omp-low.c (new_omp_region, create_omp_child_function_name,
8748 check_omp_nesting_restrictions, check_combined_parallel,
8749 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8750 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8751 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8752 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8754 * opts-common.c (prune_options): Likewise.
8755 * opts.c (add_input_filename, print_filtered_help,
8756 get_option_state): Likewise.
8757 * params.c (add_params): Likewise.
8758 * passes.c (set_pass_for_id, next_pass_1,
8759 do_per_function_toporder, pass_fini_dump_file): Likewise.
8760 * postreload.c (reload_cse_simplify_operands): Likewise.
8761 * predict.c (tree_predicted_by_p, tree_predict_edge,
8762 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8764 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8766 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8768 * recog.c (check_asm_operands, validate_change_1): Likewise.
8769 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8770 subst_asm_stack_regs): Likewise.
8771 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8772 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8773 * regmove.c (reg_is_remote_constant_p): Likewise.
8774 * regrename.c (regrename_optimize, scan_rtx_reg,
8775 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8777 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8778 regstat_compute_calls_crossed): Likewise.
8779 * reload1.c (init_reload, new_insn_chain,
8780 has_nonexceptional_receiver, reload, copy_reloads,
8781 calculate_needs_all_insns, init_elim_table): Likewise.
8782 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8783 * rtl.c (shallow_copy_rtx_stat): Likewise.
8784 * rtlanal.c (parms_set): Likewise.
8785 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8786 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8787 * sched-ebb.c (earliest_block_with_similiar_load,
8788 add_deps_for_risky_insns): Likewise.
8789 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8790 schedule_region): Likewise.
8791 * see.c (eq_descriptor_pre_extension,
8792 hash_descriptor_pre_extension, hash_del_pre_extension,
8793 eq_descriptor_properties, hash_descriptor_properties,
8794 hash_del_properties, see_seek_pre_extension_expr,
8795 see_initialize_data_structures, see_print_register_properties,
8796 see_print_pre_extension_expr, see_delete_merged_def_extension,
8797 see_delete_unmerged_def_extension, see_emit_use_extension,
8798 see_pre_delete_extension, see_map_extension, see_commit_changes,
8799 see_analyze_merged_def_local_prop,
8800 see_analyze_merged_def_local_prop,
8801 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8802 see_set_prop_merged_def, see_set_prop_unmerged_def,
8803 see_set_prop_unmerged_use, see_print_one_extension,
8804 see_merge_one_use_extension, see_merge_one_def_extension,
8805 see_store_reference_and_extension, see_update_uses_relevancy,
8806 see_update_defs_relevancy): Likewise.
8807 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8808 hash_statistics_free, curr_statistics_hash): Likewise.
8809 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8810 expand_asm_operands, expand_return, case_bit_test_cmp,
8811 expand_case): Likewise.
8812 * stor-layout.c (start_record_layout): Likewise.
8813 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8814 gt_pch_save_stringpool): Likewise.
8815 * tree-data-ref.c (hash_stmt_vertex_info,
8816 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8817 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8819 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8822 * config/i386/i386.md : Change constraints of HImode and QImode
8823 immediate operands from "i" to "n". Change SImode "ni" constraint to
8824 "i" and SImode "rmi" constraint to "g". Remove all constraints
8825 from const0_operand and const1_operand predicated operands.
8826 (i): Change QImode and HImode attribute from "i" to "n".
8827 (*subqi_2): Change HImode operands to QImode.
8830 2008-06-25 Olivier Hainque <hainque@adacore.com>
8832 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8835 2008-06-25 Richard Guenther <rguenther@suse.de>
8837 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8838 not overflow the result type.
8840 2008-06-25 Richard Guenther <rguenther@suse.de>
8842 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8843 (vn_lookup): Likewise.
8845 2008-06-25 Richard Guenther <rguenther@suse.de>
8847 PR tree-optimization/35518
8848 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8849 * tree-sra.c (instantiate_element): Use fold_build3 to build
8851 (try_instantiate_multiple_fields): Likewise.
8853 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8855 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8858 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8860 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8861 use_backchain_to_restore_sp to true
8862 if the offset of the link register save area would go over the 32k - 1
8863 offset limit of the load
8866 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8868 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8869 anchor for the type-punning blurb. Cross-reference "Structures
8870 unions enumerations and bit-fields implementation". Provide a
8871 cast-through-pointer example. Make final sentence self-contained.
8872 * doc/implement-c.texi (Structures unions enumerations and
8873 bit-fields implementation): Cross-reference the type-punning blurb
8874 in the -fstrict-aliasing documentation.
8876 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8879 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8880 the memory instead of the memory itself for the save area.
8882 2008-06-24 Olivier Hainque <hainque@adacore.com>
8883 Nicolas Roche <roche@adacore.com>
8885 * gengtype.c (srcdir_len): size_t instead of int.
8886 (get_file_realbasename): New function. For F a filename, the real
8887 basename of F, with all the path components stripped.
8888 (get_file_srcdir_relative_path): New function. For F a filename, the
8889 relative path to F from $(srcdir).
8890 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8891 get_file_realbasename. Adjust the head comment.
8892 (get_prefix_langdir_index): New function. For F a filename, return the
8893 lang_dir_names[] relative index of the language directory that is
8895 (get_file_langdir): For F a filename, return the name of the language
8896 directory where F is located.
8897 (get_file_gtfilename): New function. The gt- output file name for an
8899 (get_output_file_with_visibility): Replace in-line computations with
8900 uses of get_file_gtfilename and get_prefix_langdir_index.
8901 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8903 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8905 PR tree-optimization/36504
8906 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8907 references without base address.
8909 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8912 * calls.c (expand_call): Increase alignment for recursive functions.
8914 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8916 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8917 (TARGET_FUNCTION_VALUE): New define.
8918 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8919 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8921 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8923 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8924 (fmod<mode>3): Ditto.
8925 (remainderxf3): Ditto.
8926 (remainder<mode>3): Ditto.
8928 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8931 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8932 REG is a hard register.
8934 PR tree-optimization/36508
8935 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8936 499, don't check it at all in release compilers.
8938 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8940 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8941 together with SSE_TARGET_MATH to disable insn pattern.
8942 (*fop_<MODEF:mode>_2_i387): Ditto.
8943 (*fop_<MODEF:mode>_3_i387): Ditto.
8945 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8947 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8949 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8952 * gimplify.c (gimplify_asm_expr): Check the return code of
8953 parse_output_constraint call, set function return and is_inout
8956 2008-06-22 Ian Lance Taylor <iant@google.com>
8958 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8959 (narrowest_signed_type): Likewise.
8960 * c-typeck.c (c_common_type): Change local variable mclass to enum
8962 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8963 tcc_comparison, not the tree code itself.
8964 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8965 (c_expand_expr): Cast modifier to enum expand_modifier.
8966 * c-common.h (C_RID_CODE): Add casts.
8967 (C_SET_RID_CODE): Define.
8968 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8969 (c_lex_one_token): Add cast to avoid warning.
8970 (c_parser_objc_type_name): Rename local typename to type_name.
8971 (check_no_duplicate_clause): Change code parameter to enum
8973 (c_parser_omp_var_list_parens): Change kind parameter to enum
8975 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8976 c_parser_omp_list_var_parens.
8977 (c_parser_omp_threadprivate): Likewise.
8978 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8979 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8980 * c-format.c (NO_FMT): Define.
8981 (printf_length_specs): Use NO_FMT.
8982 (asm_fprintf_length_specs): Likewise.
8983 (gcc_diag_length_specs): Likewise.
8984 (scanf_length_specs): Likewise.
8985 (strfmon_length_specs): Likewise.
8986 (gcc_gfc_length_specs): Likewise.
8987 (printf_flag_specs): Change 0 to STD_C89.
8988 (asm_fprintf_flag_specs): Likewise.
8989 (gcc_diag_flag_specs): Likewise.
8990 (gcc_cxxdiag_flag_specs): Likewise.
8991 (scanf_flag_specs): Likewise.
8992 (strftime_flag_specs): Likewise.
8993 (strfmon_flag_specs): Likewise.
8994 (print_char_table): Likewise.
8995 (asm_fprintf_char_table): Likewise.
8996 (gcc_diag_char_table): Likewise.
8997 (gcc_tdiag_char_table): Likewise.
8998 (gcc_cdiag_char_table): Likewise.
8999 (gcc_cxxdiag_char_table): Likewise.
9000 (gcc_gfc_char_table): Likewise.
9001 (scan_char_table): Likewise.
9002 (time_char_table): Likewis.
9003 (monetary_char_table): Likewise.
9004 * c-format.h (BADLEN): Likewise.
9006 2008-06-21 Ian Lance Taylor <iant@google.com>
9008 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9009 Define END_OF_BASE_TREE_CODES around inclusion.
9010 * tree.c (tree_code_type): New global array.
9011 (tree_code_length, tree_code_name): Likewise.
9012 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9014 (all-tree.def, s-alltree): New targets.
9015 (gencheck.h, s-gencheck): Remove.
9016 (tree.o): Depend upon all-tree.def.
9017 (build/gencheck.o): Remove gencheck.h dependency.
9018 (mostlyclean): Don't remove gencheck.h.
9019 * c-common.h (enum c_tree_code): Remove.
9020 * c-lang.c (tree_code_type): Remove.
9021 (tree_code_length, tree_code_name): Remove.
9022 * gencheck.c (tree_codes): Include all-tree.def, rather than
9023 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9025 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9027 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9028 (operator_name_info): Size to MAX_TREE_CODES.
9029 (assignment_operator_name_info): Likewise.
9030 * cp/cp-lang.c (tree_code_type): Remove.
9031 (tree_code_length, tree_code_name): Remove.
9032 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9033 (assignment_operator_name_info): Likewise.
9034 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9036 * cp/mangle.c (write_expression): Likewise.
9037 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9038 * fortran/f95-lang.c (tree_code_type): Remove.
9039 (tree_code_length, tree_code_name): Remove.
9040 * java/java-tree.h (enum java_tree_code): Remove.
9041 * java/lang.c (tree_code_type): Remove.
9042 (tree_code_length, tree_code_name): Remove.
9043 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9044 * objc/objc-act.h (enum objc_tree_code): Remove.
9045 * objc/objc-lang.c (tree_code_type): Remove.
9046 (tree_code_length, tree_code_name): Remove.
9047 * objcp/objcp-lang.c (tree_code_type): Remove.
9048 (tree_code_length, tree_code_name): Remove.
9049 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9050 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9051 * ada/misc.c (tree_code_type): Remove.
9052 (tree_code_length, tree_code_name): Remove.
9054 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9056 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9057 the grand_bitmap_obstack.
9059 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9062 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9063 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9064 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9065 move_stmt_r, new_label_mapper): Likewise.
9066 * tree-complex.c (cvc_lookup): Likewise.
9067 * tree-dfa.c (create_function_ann): Likewise.
9068 * tree-dump.c (dump_register): Likewise.
9069 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9070 find_phi_replacement_condition): Likewise.
9071 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9072 tree_function_versioning): Likewise.
9073 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9074 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9075 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9076 get_nonlocal_debug_decl, convert_nonlocal_reference,
9077 convert_nonlocal_omp_clauses, get_local_debug_decl,
9078 convert_local_reference, convert_local_omp_clauses,
9079 convert_nl_goto_reference, convert_nl_goto_receiver,
9080 convert_tramp_reference, convert_call_expr): Likewise.
9081 * tree-outof-ssa.c (contains_tree_r): Likewise.
9082 * tree-parloops.c (reduction_phi, initialize_reductions,
9083 eliminate_local_variables_1, add_field_for_reduction,
9084 add_field_for_name, create_phi_for_local_result,
9085 create_call_for_reduction_1, create_loads_for_reductions,
9086 create_stores_for_reduction, create_loads_and_stores_for_name):
9088 * tree-phinodes.c (allocate_phi_node): Likewise.
9089 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9090 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9091 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9092 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9093 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9094 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9095 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9096 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9097 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9098 vn_nary_op_insert): Likewise.
9099 * tree-ssa.c (redirect_edge_var_map_add,
9100 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9101 * tree-vectorizer.c (vectorize_loops): Likewise.
9102 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9103 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9104 tree_cons_stat, build1_stat, build_variant_type_copy,
9105 decl_init_priority_lookup, decl_fini_priority_lookup,
9106 decl_priority_info, decl_restrict_base_lookup,
9107 decl_restrict_base_insert, decl_debug_expr_lookup,
9108 decl_debug_expr_insert, decl_value_expr_lookup,
9109 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9110 type_hash_add, get_file_function_name, tree_check_failed,
9111 tree_not_check_failed, tree_range_check_failed,
9112 omp_clause_range_check_failed, build_omp_clause,
9113 build_vl_exp_stat): Likewise.
9114 * value-prof.c (gimple_histogram_value,
9115 gimple_duplicate_stmt_histograms): Likewise.
9116 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9117 unshare_variable, variable_union_info_cmp_pos, variable_union,
9118 dataflow_set_different_1, dataflow_set_different_2,
9119 vt_find_locations, variable_was_changed, set_variable_part,
9120 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9121 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9122 section_entry_hash, object_block_entry_eq,
9123 object_block_entry_hash, create_block_symbol,
9124 initialize_cold_section_name, default_function_rodata_section,
9125 strip_reg_name, set_user_assembler_name, const_desc_eq,
9126 build_constant_desc, output_constant_def, lookup_constant_def,
9127 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9128 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9129 default_internal_label): Likewise.
9130 * varray.c (varray_init, varray_grow): Likewise.
9131 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9133 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9135 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9136 operators for "test" insn. Macroize insn using SWI mode macro.
9137 (*jcc_fused_2): Ditto.
9138 (*jcc_fused_3): Macroize insn using SWI mode macro.
9139 (*jcc_fused_4): Ditto.
9141 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9143 * tree-ssa-pre.c: Fix typo in comment.
9144 (init_antic, fini_antic): Add explicit funtions for
9145 initializing and deinitializing ANTIC and AVAIL sets.
9146 (create_expression_by_pieces): Fix typo in comment.
9147 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9148 (execute_pre): Eventually dump details about ANTIC_IN.
9150 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9153 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9154 add_to_obstack, file_at_path, find_a_file, execute,
9155 add_preprocessor_option, add_assembler_option, add_linker_option,
9156 process_command, insert_wrapper, do_option_spec, do_self_spec,
9157 spec_path, do_spec_1, is_directory, main, used_arg,
9158 getenv_spec_function): Likewise.
9159 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9160 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9163 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9165 * doc/rtl.texi: Updated subreg section.
9167 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9170 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9171 node->needed and node->reachable.
9172 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9173 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9174 (expand_task_call): Don't call expand_task_copyfn.
9175 (expand_task_copyfn): Renamed to...
9176 (finalize_task_copyfn): ... this.
9178 2008-06-19 Jan Hubicka <jh@suse.cz>
9180 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9181 clobbering framepointer.
9183 2008-06-19 Jan Hubicka <jh@suse.cz>
9185 * tree-optimize.c (execute_early_local_optimizations): Set
9186 cgraph_state only at first invocation.
9188 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9190 * system.h (-Wc++-compat): Activate as a warning, no an error.
9192 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9195 instead of "#" in insn asm template.
9196 (*jcc_fused_2): Ditto.
9198 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9200 * config/i386/i386.h (ix86_tune_indices)
9201 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9202 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9203 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9204 (*jcc_fused_2): Ditto.
9205 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9206 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9207 (print operand): Handle 'E' and 'e' code.
9209 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9211 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9212 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9213 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9215 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9217 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9219 (cgraph_expand_function): Use local copy of decl.
9220 (cgraph_expand_all_functions): Remove redundant initialization of
9222 (cgraph_optimize): Reword internal_error message.
9224 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9226 * arm-protos.h (arm_return_in_memory): Remove public
9227 arm_return_in_memory() prototype.
9228 * arm.c (arm_return_in_memory): Add static prototype, add target
9229 hook macro, change definition and comments.
9230 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9232 2008-06-19 Ben Elliston <bje@au.ibm.com>
9234 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9235 real.c: Remove references to IEEE 754R.
9236 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9237 * doc/libgcc.texi (Decimal float library routines): Likewise.
9239 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9241 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9242 (default_unwind_word_mode): Add prototype.
9243 * targhooks.c (default_unwind_word_mode): New function.
9244 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9245 instead of word_mode.
9246 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9247 (TARGET_INITIALIZER): Use it.
9249 * c-common.c (handle_mode_attribute): Support "unwind_word"
9251 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9253 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9254 word_mode to access SjLj_Function_Context member "data".
9255 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9256 conversion from targetm.eh_return_filter_mode () to
9257 targetm.unwind_word_mode () if they differ.
9259 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9260 (BT_FN_UNWINDWORD_PTR): New function type.
9261 (BT_FN_WORD_PTR): Remove.
9262 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9263 * except.c (expand_builtin_extend_pointer): Convert pointer to
9264 targetm.unwind_word_mode () instead of word_mode.
9266 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9267 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9268 (spu_unwind_word_mode): New function.
9269 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9270 (TARGET_UNWIND_WORD_MODE): Define.
9271 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9273 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9275 * config/spu/spu.c (reg_align): Remove.
9276 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9277 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9278 (spu_split_store): Likewise.
9280 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9282 * gcc/tree-vn.c: Fix typo in comment.
9284 2008-06-18 Jan Hubicka <jh@suse.cz>
9286 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9287 toplevel reorder too.
9289 2008-06-18 Jan Hubicka <jh@suse.cz>
9291 * c-opts.c (c_common_post_options): PCH is not compatible with
9293 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9294 -fno-toplevel-reorder by default now.
9296 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9298 PR documentation/30739
9299 * doc/install.texi (Prerequisites): Document dependency on awk.
9301 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9302 Ian Lance Taylor <iant@google.com>
9304 PR rtl-optimization/35604
9305 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9306 only want to change jump destinations, not eventual label comparisons.
9308 2008-06-16 Jan Hubicka <jh@suse.cz>
9310 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9312 (cgraph_analyze_function): Likewise.
9314 2008-06-16 Jan Hubicka <jh@suse.cz>
9316 * cgraph.h (cgraph_mark_if_needed): New function.
9317 * cgraphunit.c (cgraph_mark_if_needed): New function.
9318 * c-decl.c (duplicate_decl): Use it.
9320 2008-06-16 Jan Hubicka <jh@suse.cz>
9322 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9325 2008-06-16 Jan Hubicka <jh@suse.cz>
9327 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9329 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9330 Kazu Hirata <kazu@codesourcery.com>
9331 Maxim Kuvyrkov <maxim@codesourcery.com
9333 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9334 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9335 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9336 EXTRA_SPEC_FUNCTIONS.
9337 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9338 (DRIVER_SELF_SPECS): Adjust.
9339 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9340 * config/mips/st.h, config/mips/t-st: New.
9341 * config/mips/driver-native.c, config/mips/x-native: New.
9342 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9345 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9347 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9349 (ISA_HAS_FP_CONDMOVE): New macro.
9350 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9351 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9352 (ISA_HAS_NMADD3_NMSUB3): New macro.
9353 * config/mips/mips.c (mips_rtx_costs): Update.
9354 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9355 compiling for ST Loongson 2E/2F.
9356 (madd<mode>): Rename to madd4<mode>. Update.
9357 (madd3<mode>): New pattern.
9358 (msub<mode>): Rename to msub4<mode>. Update.
9359 (msub3<mode>): New pattern.
9360 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9361 (nmadd3<mode>): New pattern.
9362 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9363 (nmadd3<mode>_fastmath): New pattern.
9364 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9365 (nmsub3<mode>): New pattern.
9366 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9367 (nmsub3<mode>_fastmath): New pattern.
9368 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9370 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9372 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9373 (DF_REF_INSN_INFO): New.
9374 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9375 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9376 with a NULL DF_REF_INSN_INFO.
9377 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9379 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9380 DF_INSN_INFO_EQ_USES): New.
9381 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9382 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9383 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9384 * df-core.c: Update comment for above changes.
9385 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9386 DF_INSN_UID_* macros.
9387 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9388 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9389 insn rtx. Update all callers.
9390 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9391 df_ref_create_structure, df_insn_refs_collect): Likewise.
9392 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9393 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9394 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9395 macros to access the insn refs.
9396 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9397 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9398 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9399 for accessing the refs.
9400 (try_fwprop_subst): Likewise.
9401 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9402 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9403 for accessing the refs.
9404 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9405 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9406 to look at the insn refs.
9407 (record_uses): Likewise.
9408 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9410 (mark_artificial_uses): Don't mark_insn for artificial refs.
9411 (mark_reg_rependencies): Likewise.
9413 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9415 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9417 * configure: Regenerate.
9419 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9421 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9422 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9423 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9425 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9427 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9428 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9429 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9431 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9433 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9434 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9435 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9437 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9439 * tree-ssa-sccvn.c: Fix format of comments.
9441 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9443 * cgraph.c: Remove unneeded forward declarations of eq_node()
9446 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9448 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9450 (see_update_relevancy): Likewise.
9451 * fwprop.c (try_fwprop_subst): Likewise.
9452 * rtlanal.c (noop_move_p): Likewise.
9453 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9454 notes to non-existing libcall blocks.
9455 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9457 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9458 (dead_libcall_p): Remove.
9459 (delete_trivially_dead_insns): Don't use it.
9460 * web.c (union_defs): Remove comment about keeping nops.
9461 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9462 (compute_hash_table_work): Don't track libcall notes.
9463 (do_local_cprop): Don't take libcall pointers. Don't update
9465 (adjust_libcall_notes): Deleted.
9466 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9467 ever have existed in the first place).
9468 (replace_store_insn): Don't try to remove libcall notes.
9469 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9470 (resolve_reg_notes): Don't call them.
9471 (resolve_simple_move): Likewise.
9472 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9473 Don't remove REG_RETVAL notes.
9474 * emit-rtl.c (try_split): Don't update libcall notes.
9475 (emit_copy_of_insn_after): Dito.
9476 * cselib.c (cselib_current_insn_in_libcall): Remove.
9477 (cselib_process_insn): Don't set/clear it.
9478 (new_elt_loc_list): Don't record it.
9479 (cselib_init): Don't initialize it.
9480 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9481 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9483 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9484 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9485 (init_deps): Don't initialize it.
9486 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9487 * combine.c (delete_noop_moves): Don't update libcall notes.
9488 (can_combine_p): Remove now pointless #if 0 block.
9489 (try_combine): Remove another obsolete #if 0 block.
9490 (distribute_notes): Don't distribute libcall notes.
9491 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9492 * dce.c (libcall_dead_p): Remove.
9493 (delete_unmarked_insns): Don't handle libcall blocks.
9494 (preserve_libcall_for_dce): Remove.
9495 (prescan_insns_for_dce): Don't special-case libcall block insns.
9496 * reload1 (reload): Don't handle libcall notes.
9497 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9500 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9502 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9503 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9504 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9506 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9508 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9509 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9510 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9512 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9514 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9516 2008-06-16 Ira Rosen <irar@il.ibm.com>
9518 PR tree-optimization/36493
9519 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9520 the arguments list. Use VECTYPE to create vector pointer.
9521 (vectorizable_store): Fail if accesses through a pointer to vectype
9522 do not alias the original memory reference operands.
9523 Call vect_create_data_ref_ptr without the removed argument.
9524 (vectorizable_load): Likewise.
9525 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9528 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9531 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9534 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9536 * config/mips/loongson2ef.md: New file.
9537 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9538 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9539 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9540 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9541 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9543 (loongson2ef.md): New include.
9544 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9545 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9546 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9547 (loongson_gt_<mode>, loongson_extract_halfword)
9548 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9549 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9550 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9551 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9552 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9553 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9554 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9555 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9556 (vec_interleave_low<mode>): Define type attribute.
9557 * config/mips/mips.c (mips_ls2): New static variable.
9558 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9559 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9560 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9561 Implement target scheduling hooks.
9562 (mips_multipass_dfa_lookahead): Update to handle tuning for
9564 (mips_sched_init): Initialize data for Loongson scheduling.
9565 (mips_ls2_variable_issue): New static function.
9566 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9568 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9569 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9570 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9571 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9572 Handle ST Loongson 2E/2F cores.
9573 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9575 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9577 * omp-low.c (extract_omp_for_data): Fix comment typo.
9580 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9582 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9583 FIXME note about gcc/config.guess.
9584 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9585 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9586 * doc/cppopts.texi: Likewise.
9587 * doc/extend.texi: Likewise.
9588 * doc/gcc.texi: Likewise.
9589 * doc/gccint.texi: Likewise.
9590 * doc/gcov.texi: Likewise.
9591 * doc/gty.texi: Likewise.
9592 * doc/hostconfig.texi: Likewise.
9593 * doc/install.texi: Likewise.
9594 * doc/invoke.texi: Likewise.
9595 * doc/loop.texi: Likewise.
9596 * doc/makefile.texi: Likewise.
9597 * doc/md.texi: Likewise.
9598 * doc/passes.texi: Likewise.
9599 * doc/tm.texi: Likewise.
9600 * doc/tree-ssa.texi: Likewise.
9601 * doc/trouble.texi: Likewise.
9603 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9604 Nathan Sidwell <nathan@codesourcery.com>
9605 Maxim Kuvyrkov <maxim@codesourcery.com>
9606 Richard Sandiford <rdsandiford@googlemail.com>
9608 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9609 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9610 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9612 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9613 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9614 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9616 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9617 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9618 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9619 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9620 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9621 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9622 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9623 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9624 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9625 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9626 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9627 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9628 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9629 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9630 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9631 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9632 (mips_builtins): Add Loongson builtins.
9633 (mips_loongson_2ef_bdesc): New.
9634 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9635 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9636 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9637 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9639 (mips_expand_vector_init): New.
9640 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9641 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9643 * config/mips/mips.md: Add unspec numbers for Loongson
9644 builtins. Include loongson.md.
9645 (MOVE64): Include Loongson vector modes.
9646 (SPLITF): Include Loongson vector modes.
9647 (HALFMODE): Handle Loongson vector modes.
9648 * config/mips/loongson.md: New.
9649 * config/mips/loongson.h: New.
9650 * config.gcc: Add loongson.h header for mips*-*-* targets.
9651 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9653 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9655 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9656 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9657 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9658 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9659 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9660 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9661 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9662 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9663 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9664 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9665 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9666 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9667 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9668 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9669 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9670 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9671 Remove use_fixproto=yes.
9672 (ia64*-*-hpux*): Remove comment about using fixproto.
9673 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9675 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9677 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9679 * configure: Regenerate.
9681 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9684 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9685 before evaluating it.
9687 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9690 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9691 nested inline functions.
9692 (start_decl, start_function): Don't invert DECL_EXTERNAL
9693 for nested inline functions.
9695 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9697 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9698 splits that must be made for correctness.
9700 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9702 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9703 (AVAIL_NON_MIPS16): Likewise.
9704 (mips_builtin_description): Replace target_flags with a predicate.
9705 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9706 (dspr2_32): New availability predicates.
9707 (MIPS_BUILTIN): New macro.
9708 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9709 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9710 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9711 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9712 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9713 (mips_dsp_32only_bdesc): Merge into...
9714 (mips_builtins): ...this new array.
9715 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9716 (mips_init_builtins): Update after above changes.
9717 (mips_expand_builtin_1): Merge into...
9718 (mips_expand_builtin): ...here and update after above changes.
9720 2008-06-12 Paul Brook <paul@codesourcery.com>
9722 * longlong.h (__arm__): Define count_leading_zeros.
9723 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9724 (clzsi2, clzdi2): New functions.
9725 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9726 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9727 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9728 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9729 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9730 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9731 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9732 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9733 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9734 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9736 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9738 * config/m68k/m68k.c (m68k_tune_flags): New.
9739 (override_options): Compute m68k_tune_flags.
9740 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9741 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9743 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9746 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9748 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9750 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9751 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9753 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9755 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9756 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9758 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9761 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9764 2008-06-12 Richard Guenther <rguenther@suse.de>
9766 PR tree-optimization/36345
9767 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9768 add memory_tag_needed flag.
9769 (may_alias_p): Declare.
9770 * tree-ssa-alias.c (may_alias_p): Export.
9771 (set_initial_properties): Use memory_tag_needed flag.
9772 (update_reference_counts): Likewise.
9773 (reset_alias_info): Reset memory_tag_needed flag.
9774 (create_name_tags): Check memory_tag_needed flag.
9775 (dump_points_to_info_for): Dump it.
9776 * tree-ssa-structalias.c (struct variable_info): Remove
9777 directly_dereferenced flag.
9778 (new_var_info): Do not initialize it.
9779 (process_constraint_1): Do not set it.
9780 (update_alias_info): Set is_dereferenced flag.
9781 (set_uids_in_ptset): Use may_alias_p.
9782 (set_used_smts): Check memory_tag_needed flag.
9783 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9784 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9785 memory_tag_needed flag.
9786 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9789 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9791 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9792 red zone for w64 abi.
9793 (ix86_expand_prologue): Likewise.
9794 (ix86_force_to_memory): Likewise.
9795 (ix86_free_from_memory): Likewise.
9797 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9800 * config/rs6000/rs6000.c (rs6000_override_options): Set
9801 rs6000_isel conditionally to the absence of comand line override.
9802 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9803 Remove duplicate rs6000_isel setting.
9804 * config/rs6000/eabispe.h: Ditto.
9806 2008-06-11 Richard Guenther <rguenther@suse.de>
9808 * alias.c (get_alias_set): Use the element alias-set for arrays.
9809 (record_component_aliases): For arrays and vectors do nothing.
9810 * c-common.c (strict_aliasing_warning): Handle the cases
9811 of alias set zero explicitly.
9812 * Makefile.in (dfp.o-warn): Add -Wno-error.
9814 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9816 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9818 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9819 tune_32 tune_64 to supported_defaults. Allow values not
9820 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9821 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9822 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9823 with_cpu_64 to generic for 64-bit-supporting configurations, not
9824 with_cpu. Remove FIXMEs.
9825 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9826 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9827 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9828 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9829 arch_32 and arch_64.
9831 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9832 Olivier Hainque <hainque@adacore.com>
9834 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9835 Use DECL_SIZE_UNIT to retrieve the size of the field.
9837 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9839 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9840 with function calls after declarations. Lay out
9841 neon_float_type_node before further use.
9843 2008-06-11 Richard Guenther <rguenther@suse.de>
9845 * tree-flow.h (may_point_to_global_var): Declare.
9846 * tree-ssa-alias.c (may_point_to_global_var): New function.
9847 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9849 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9851 * configure.ac: Teach that fido supports .debug_line.
9852 * configure: Regenerate.
9854 2008-06-10 Tom Tromey <tromey@redhat.com>
9856 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9859 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9861 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9862 (encode_decimal64, decode_decimal64, encode_decimal128,
9863 decode_decimal128): Reverse order of 32-bit parts of value if host
9864 and target endianness differ.
9866 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9868 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9869 Avoid division by 0.
9870 (tree_mod_pow2_value_transform): Likewise.
9871 (tree_ic_transform): Likewise.
9872 (tree_stringops_transform): Likewise.
9873 (tree_mod_subtract_transform): Likewise.
9874 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9875 (copy_edges_for_bb): Likewise.
9876 (initialize_cfun): Likewise.
9878 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9880 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9881 nonmemory_operand. Add "N" operand constraint.
9883 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9884 (*jcc_btsi_mask): Ditto.
9885 (*jcc_btsi_mask_1): Ditto.
9887 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9889 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9890 TYPE_CANONICAL for copied element type.
9892 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9895 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9896 Add m_CORE2 and m_GENERIC.
9897 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9898 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9900 (*jcc_btdi_rex64): New instruction and split pattern.
9902 (*jcc_btsi_1): Ditto.
9903 (*btsq): Fix Intel asm dialect operand order.
9907 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9910 * simplify-rtx.c (simplify_subreg): Add check for shift count
9913 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9915 * doc/md.texi: Synchronize with later constraints.md change.
9916 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9917 with a C implementation.
9918 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9920 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9921 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9922 when moving to and from MD_REGNUM.
9923 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9924 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9925 Handle byte and halfword moves.
9926 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9928 * config/mips/constraints.md (h): Turn into NO_REGS.
9929 (l, x): Update documentation.
9930 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9931 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9932 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9933 (HILO): New mode iterator.
9935 (any_div): New code iterator.
9936 (u): Extend code attribute to div and udiv.
9937 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9938 d_operand in the splitters. Remove redundant CONST_INT checks.
9939 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9940 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9941 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9942 accordingly, using normal moves instead of unspecs to move LO into
9943 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9944 (<u>mulsidi3): Handle expansion in C code.
9945 (<u>mulsidi3_32bit_internal): Rename to...
9946 (<u>mulsidi3_32bit): ...this.
9947 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9948 (*<u>mulsidi3_64bit): Rename to...
9949 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9950 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9951 to set LO and HI to the multiplication result. Use a normal move
9952 for MFLO and an unspec for MFHI.
9953 (*<u>mulsidi3_64bit_parts): Replace with...
9954 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9955 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9956 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9957 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9958 instead of HI. Split the instruction into a separate multiplication
9959 and MFHI if !TARGET_FIX_R4000.
9960 (<su>muldi3_highpart): Likewise.
9961 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9962 and the "=h" clobber.
9963 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9964 (<u>mulditi3): New expander.
9965 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9966 (madsi): Remove "=h" clobber.
9967 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9968 Force the modulus result to be a GPR and split the instruction into
9969 a division followed by an MFHI after reload.
9970 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9971 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9972 the MIPS16 HIGH define_split.
9973 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9974 of acc<->gpr moves to "multi".
9975 (*movdi_64bit): Replace the single "x" alternative with
9976 alternatives for moving into and out of "a".
9977 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9978 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9979 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9980 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9981 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9982 (movti): New expander.
9983 (*movti, *movti_mips16): New insns.
9984 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9985 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9986 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9987 * config/mips/predicates.md (fpr_operand): Delete.
9988 (d_operand): New predicate.
9990 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9992 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9993 failure on some Bourne shells.
9994 (x86_64-*-*): Ditto.
9996 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9998 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10000 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10002 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10003 (sparc-sun-solaris2*): Likewise.
10005 2008-06-09 Arnaud Charlet <charlet@adacore.com
10007 * doc/install.texi: Update requirements to build the Ada compiler.
10009 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10011 * df-scan.c (struct df_scan_problem_data): Remove the
10012 mw_link_pool alloc pool.
10013 (df_scan_free_internal): Don't free it.
10014 (df_scan_alloc): Don't allocate it.
10015 * df.h (struct df_link): Update comment.
10017 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10019 * except.h: Correct checks for when SJLJ exceptions must be used.
10021 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10023 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10026 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10028 PR tree-optimization/36218
10029 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10030 configure for the build system.
10031 (BUILD_LDFLAGS): Define.
10032 * configure: Regenerate.
10033 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10035 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10038 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10039 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10040 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10042 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10044 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10046 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10048 * config.gcc (Obsolete configurations): Remove list of
10050 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10051 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10052 targets matched by those patterns.
10053 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10054 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10055 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10056 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10057 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10058 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10059 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10060 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10061 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10062 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10063 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10064 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10065 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10066 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10067 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10068 Make code for Solaris 7 and greater unconditional for Solaris.
10069 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10070 Remove --with-* handling.
10071 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10072 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10073 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10074 LINK_OS_WINDISS_SPEC): Remove.
10075 * config/rs6000/sysv4.opt (mwindiss): Remove.
10076 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10077 * configure: Regenerate.
10078 * doc/cpp.texi: Don't mention BeOS.
10079 * doc/extend.texi (interrupt): Don't mention MS1.
10080 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10081 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10082 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10083 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10084 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10086 * doc/invoke.texi (MT Options): Remove.
10087 (-mwindiss): Remove.
10088 (CRIS Options): Remove cris-axis-aout references.
10089 (HPPA Options): Don't mention hppa1.1-*-pro.
10090 * doc/md.texi: (MorphoTech family): Remove.
10091 * libgcc2.c: Don't handle UWIN.
10092 * config/alpha/t-unicosmk: Remove.
10093 * config/alpha/unicosmk.h: Remove.
10094 * config/arm/kaos-arm.h: Remove.
10095 * config/arm/kaos-strongarm.h: Remove.
10096 * config/arm/strongarm-coff.h: Remove.
10097 * config/arm/strongarm-elf.h: Remove.
10098 * config/arm/strongarm-pe.h: Remove.
10099 * config/arm/t-strongarm-pe: Remove.
10100 * config/arm/t-xscale-coff: Remove.
10101 * config/arm/t-xscale-elf: Remove.
10102 * config/arm/xscale-coff.h: Remove.
10103 * config/arm/xscale-elf.h: Remove.
10104 * config/chorus.h: Remove.
10105 * config/cris/aout.h: Remove.
10106 * config/cris/aout.opt: Remove.
10107 * config/cris/t-aout: Remove.
10108 * config/i386/beos-elf.h: Remove.
10109 * config/i386/kaos-i386.h: Remove.
10110 * config/i386/ptx4-i.h: Remove.
10111 * config/i386/sco5.h: Remove.
10112 * config/i386/sco5.opt: Remove.
10113 * config/i386/sysv4-cpp.h: Remove.
10114 * config/i386/sysv5.h: Remove.
10115 * config/i386/t-beos: Remove.
10116 * config/i386/t-sco5: Remove.
10117 * config/i386/t-uwin: Remove.
10118 * config/i386/uwin.asm: Remove.
10119 * config/i386/uwin.h: Remove.
10120 * config/kaos.h: Remove.
10121 * config/mips/windiss.h: Remove.
10122 * config/mt: Remove directory.
10123 * config/pa/pa-osf.h: Remove.
10124 * config/pa/pa-pro-end.h: Remove.
10125 * config/pa/t-pro: Remove.
10126 * config/ptx4.h: Remove.
10127 * config/rs6000/beos.h: Remove.
10128 * config/rs6000/kaos-ppc.h: Remove.
10129 * config/rs6000/t-beos: Remove.
10130 * config/rs6000/windiss.h: Remove.
10131 * config/sh/kaos-sh.h: Remove.
10132 * config/sol2-6.h: Remove.
10133 * config/sparc/sol26-sld.h: Remove.
10134 * config/sparc/sysv4-only.h: Remove.
10135 * config/vax/bsd.h: Remove.
10136 * config/vax/t-memfuncs: Remove.
10137 * config/vax/ultrix.h: Remove.
10138 * config/vax/vaxv.h: Remove.
10139 * config/windiss.h: Remove.
10141 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10143 PR rtl-optimization/36438
10144 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10145 for vector shifts with constant scalar shift operands.
10147 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10149 * doc/invoke.texi: Document -march=xlr.
10150 * config/mips/xlr.md: New file.
10151 * config/mips/mips.md: Include it.
10153 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10154 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10155 (mips_rtx_cost_data): Likewise.
10157 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10159 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10160 PRE_INC and PRE_DEC cases.
10162 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10164 PR rtl-optimization/36419
10165 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10166 the emitting jump insn.
10169 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10170 is not bool, boolify the whole *expr_p and convert to the desired type.
10172 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10174 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10175 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10176 Add omp_private_outer_ref hook, add another argument to
10177 omp_clause_default_ctor hook.
10178 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10179 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10180 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10181 hook_tree_tree_tree_tree_null.
10182 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10183 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10184 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10185 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10186 * tree.def (OMP_TASK): New tree code.
10187 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10188 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10189 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10190 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10191 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10192 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10193 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10194 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10195 (OMP_DIRECTIVE_P): Add OMP_TASK.
10196 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10197 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10198 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10199 and OMP_CLAUSE_UNTIED entries.
10200 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10202 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10203 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10204 * tree-pretty-print.c (dump_omp_clause): Handle
10205 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10206 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10207 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10208 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10209 warning about unsigned iterators. Change decl/init/cond/incr
10210 arguments to TREE_VECs, check arguments for all collapsed loops.
10211 (c_finish_omp_taskwait): New function.
10212 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10214 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10215 default_function_array_conversion on init. Add par_clauses argument.
10216 If decl is present in parallel's lastprivate clause, change it to
10217 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10218 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10219 collapse count in clauses.
10220 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10221 c_parser_omp_for_loop callers.
10222 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10223 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10224 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10225 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10227 (c_parser_omp_clause_schedule): Handle schedule(auto).
10228 Include correct location in the error message.
10229 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10230 and PRAGMA_OMP_CLAUSE_UNTIED.
10231 (OMP_TASK_CLAUSE_MASK): Define.
10232 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10233 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10234 * tree-nested.c (convert_nonlocal_omp_clauses,
10235 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10236 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10237 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10238 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10240 (conver_nonlocal_reference, convert_local_reference,
10241 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10242 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10243 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10244 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10245 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10246 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10247 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10248 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10249 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10251 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10252 * c-common.h (c_finish_omp_taskwait): New prototype.
10253 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10254 * tree-parloops.c (create_parallel_loop): Create 1 entry
10255 vectors for OMP_FOR_{INIT,COND,INCR}.
10256 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10257 (make_edges): Handle OMP_TASK.
10258 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10259 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10260 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10261 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10262 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10263 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10264 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10265 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10266 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10267 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10268 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10269 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10270 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10271 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10272 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10273 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10274 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10275 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10276 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10277 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10278 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10279 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10280 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10282 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10283 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10284 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10285 original iterator is present in lastprivate clause or if
10286 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10287 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10288 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10289 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10290 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10291 if it is set, lookup var in outer contexts too. Handle
10292 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10293 to be implicitly determined firstprivate for task regions.
10294 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10295 if it is set, lookup var in outer contexts too. Set
10296 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10297 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10298 OMP_CLAUSE_UNTIED. Take region_type as last argument
10299 instead of in_parallel and in_combined_parallel.
10300 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10302 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10303 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10304 (new_omp_context): Set default_kind to
10305 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10306 (omp_region_type): New enum.
10307 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10308 fields, add region_type.
10309 (new_omp_context): Take region_type as argument instead of is_parallel
10310 and is_combined_parallel.
10311 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10312 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10313 ctx->is_combined_parallel checks.
10314 (gimplify_omp_task): New function.
10315 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10317 * omp-low.c (extract_omp_for_data): Use schedule(static)
10318 for schedule(auto). Handle pointer and unsigned iterators.
10319 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10320 Add loops argument. Extract data for collapsed OMP_FOR loops.
10321 (expand_parallel_call): Assert sched_kind isn't auto,
10322 map runtime schedule to index 3.
10323 (struct omp_for_data_loop): New type.
10324 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10325 Add loop, loops, collapse and iter_type fields.
10326 (workshare_safe_to_combine_p): Disallow combined for if
10327 iter_type is unsigned long long. Don't combine collapse > 1 loops
10328 unless all bounds and steps are constant. Adjust extract_omp_for_data
10330 (expand_omp_for_generic): Handle pointer, unsigned and long long
10331 iterators. Handle collapsed OMP_FOR loops. Adjust
10332 for struct omp_for_data changes. If libgomp function doesn't return
10333 boolean_type_node, add comparison of the return value with 0.
10334 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10335 pointer, unsigned and long long iterators. Adjust for struct
10336 omp_for_data changes.
10337 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10338 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10339 unsigned long long. Allocate loops array, pass it to
10340 extract_omp_for_data. For collapse > 1 loops use always
10341 expand_omp_for_generic.
10342 (omp_context): Add sfield_map and srecord_type fields.
10343 (is_task_ctx, lookup_sfield): New functions.
10344 (use_pointer_for_field): Use is_task_ctx helper. Change first
10345 argument's type from const_tree to tree. Clarify comment.
10346 In OMP_TASK disallow copy-in/out sharing.
10347 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10348 (install_var_field): Add mask argument. Populate both record_type
10349 and srecord_type if needed.
10350 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10352 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10353 and DECL_FIELD_OFFSET.
10354 (scan_sharing_clauses): Adjust install_var_field callers. For
10355 firstprivate clauses on explicit tasks allocate the var by value in
10356 record_type unconditionally, rather than by reference.
10357 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10358 Use is_taskreg_ctx instead of is_parallel_ctx.
10359 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10360 (create_omp_child_function_name): Add task_copy argument, use
10361 *_omp_cpyfn* names if it is true.
10362 (create_omp_child_function): Add task_copy argument, if true create
10363 *_omp_cpyfn* helper function.
10364 (scan_omp_parallel): Adjust create_omp_child_function callers.
10365 Rename parallel_nesting_level to taskreg_nesting_level.
10366 (scan_omp_task): New function.
10367 (lower_rec_input_clauses): Don't run constructors for firstprivate
10368 explicit task vars which are initialized by *_omp_cpyfn*.
10369 Pass outer var ref to omp_clause_default_ctor hook if
10370 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10371 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10372 OMP_CLAUSE_REDUCTION_INIT.
10373 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10374 avoid duplicate setting of fields. Handle
10375 OMP_CLAUSE_PRIVATE_OUTER_REF.
10376 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10377 copy-out if TREE_READONLY, only copy-in.
10378 (expand_task_copyfn): New function.
10379 (expand_task_call): New function.
10380 (struct omp_taskcopy_context): New type.
10381 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10383 (lower_omp_parallel): Rename to...
10384 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10385 Call create_task_copyfn if srecord_type is needed. Adjust
10387 (task_shared_vars): New variable.
10388 (check_omp_nesting_restrictions): Warn if work-sharing,
10389 barrier, master or ordered region is closely nested inside OMP_TASK.
10390 Add warnings for barrier if closely nested inside of work-sharing,
10391 ordered, or master region.
10392 (scan_omp_1): Call check_omp_nesting_restrictions even for
10393 GOMP_barrier calls. Rename parallel_nesting_level to
10394 taskreg_nesting_level. Handle OMP_TASK.
10395 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10396 work-sharing construct, continue looking for them on parent parallel
10398 (lower_omp_for_lastprivate): Add lastprivate clauses
10399 to the beginning of dlist rather than end. Adjust for struct
10400 omp_for_data changes.
10401 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10402 not after it. Handle collapsed OMP_FOR loops, adjust for
10403 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10404 (get_ws_args_for): Adjust extract_omp_for_data caller.
10405 (scan_omp_for): Handle collapsed OMP_FOR
10406 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10407 (lower_omp_single_simple): If libgomp function doesn't return
10408 boolean_type_node, add comparison of the return value with 0.
10409 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10410 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10411 (parallel_nesting_level): Rename to...
10412 (taskreg_nesting_level): ... this.
10413 (is_taskreg_ctx): New function.
10414 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10415 of is_parallel_ctx.
10416 (execute_lower_omp): Rename parallel_nesting_level to
10417 taskreg_nesting_level.
10418 (expand_omp_parallel): Rename to...
10419 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10420 Call omp_task_call for OMP_TASK regions.
10421 (expand_omp): Adjust caller, handle OMP_TASK.
10422 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10424 * bitmap.c (bitmap_default_obstack_depth): New variable.
10425 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10426 if argument is NULL and bitmap_default_obstack is already initialized.
10427 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10429 * matrix-reorg.c (matrix_reorg): Likewise.
10431 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/i386.md (*indirect_jump): Macroize using P
10434 mode iterator. Remove !TARGET_64BIT from insn constraints.
10435 (*tablejump_1): Ditto.
10436 (*indirect_jump_rex64): Remove insn pattern.
10437 (*tablejump_1_rex64): Ditto.
10438 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10439 and eh_return_si insn patterns.
10441 2008-06-06 Richard Guenther <rguenther@suse.de>
10443 * tree-ssa-structalias.c (merge_smts_into): Remove.
10444 (find_what_p_points_to): Do not bother to compute the
10445 points-to set for pt_anything pointers.
10446 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10447 for pt_anything pointers is ok.
10449 2008-06-06 Jan Hubicka <jh@suse.cz>
10451 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10453 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10455 * cgraph.c: Fix typos in comments.
10456 (cgraph_availability_names): Fix string typo.
10457 * fold-const.c: Fix typos in comments.
10458 (fold_binary): Fix typo in warning.
10459 * genautomata.c: Fix typos in comments.
10460 (check_presence_pattern_sets): Fix typo in local variable.
10461 (output_description): Fix typo in output.
10462 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10463 * hwint.h: Likewise.
10464 * matrix-reorg.c (check_allocation_function): Likewise.
10465 * omega.c (smooth_weird_equations): Likewise.
10466 * auto-inc-dec.c: Fix typos in comments.
10467 * bb-reorder.c: Likewise.
10468 * builtins.c: Likewise.
10469 * c-common.c: Likewise.
10470 * c-cppbuiltin.c: Likewise.
10471 * c-parser.c: Likewise.
10472 * c-pretty-print.c: Likewise.
10473 * cfgcleanup.c: Likewise.
10474 * cfgexpand.c: Likewise.
10475 * cfghooks.c: Likewise.
10476 * cfglayout.c: Likewise.
10477 * cfgloopmanip.c: Likewise.
10478 * cgraphunit.c: Likewise.
10479 * coverage.c: Likewise.
10480 * dbxout.c: Likewise.
10481 * df-byte-scan.c: Likewise.
10482 * df-core.c: Likewise.
10483 * df-problems.c: Likewise.
10484 * df-scan.c: Likewise.
10486 * dominance.c: Likewise.
10487 * domwalk.c: Likewise.
10489 * dwarf2out.c: Likewise.
10490 * emit-rtl.c: Likewise.
10491 * et-forest.c: Likewise.
10492 * function.c: Likewise.
10493 * function.h: Likewise.
10495 * gcov-io.c: Likewise.
10496 * gcov.c: Likewise.
10497 * gcse.c: Likewise.
10498 * genattrtab.c: Likewise.
10499 * ggc-page.c: Likewise.
10500 * gimplify.c: Likewise.
10501 * gthr-lynx.h: Likewise.
10502 * haifa-sched.c: Likewise.
10503 * ipa-cp.c: Likewise.
10504 * ipa-inline.c: Likewise.
10505 * ipa-prop.h: Likewise.
10506 * ipa-pure-const.c: Likewise.
10507 * ipa-struct-reorg.c: Likewise.
10508 * ipa-struct-reorg.h: Likewise.
10509 * ipa-type-escape.c: Likewise.
10511 * loop-doloop.c: Likewise.
10512 * mips-tfile.c: Likewise.
10513 * mkmap-flat.awk: Likewise.
10514 * mkmap-symver.awk: Likewise.
10515 * modulo-sched.c: Likewise.
10516 * omp-low.c: Likewise.
10517 * optabs.c: Likewise.
10518 * optabs.h: Likewise.
10519 * opts.c: Likewise.
10520 * passes.c: Likewise.
10521 * postreload-gcse.c: Likewise.
10522 * postreload.c: Likewise.
10523 * predict.c: Likewise.
10524 * pretty-print.h: Likewise.
10525 * profile.c: Likewise.
10526 * protoize.c: Likewise.
10527 * ra-conflict.c: Likewise.
10528 * real.c: Likewise.
10529 * recog.c: Likewise.
10530 * regclass.c: Likewise.
10531 * regs.h: Likewise.
10532 * reload.c: Likewise.
10533 * rtl-error.c: Likewise.
10534 * rtlanal.c: Likewise.
10535 * scan.h: Likewise.
10536 * sched-rgn.c: Likewise.
10538 * stmt.c: Likewise.
10539 * target.h: Likewise.
10540 * tree-dfa.c: Likewise.
10541 * tree-eh.c: Likewise.
10542 * tree-flow-inline.h: Likewise.
10543 * tree-inline.c: Likewise.
10544 * tree-into-ssa.c: Likewise.
10545 * tree-loop-distribution.c: Likewise.
10546 * tree-nested.c: Likewise.
10547 * tree-parloops.c: Likewise.
10548 * tree-pass.h: Likewise.
10549 * tree-pretty-print.c: Likewise.
10550 * tree-profile.c: Likewise.
10551 * tree-scalar-evolution.c: Likewise.
10552 * tree-sra.c: Likewise.
10553 * tree-ssa-alias-warnings.c: Likewise.
10554 * tree-ssa-ccp.c: Likewise.
10555 * tree-ssa-coalesce.c: Likewise.
10556 * tree-ssa-dom.c: Likewise.
10557 * tree-ssa-dse.c: Likewise.
10558 * tree-ssa-forwprop.c: Likewise.
10559 * tree-ssa-live.c: Likewise.
10560 * tree-ssa-live.h: Likewise.
10561 * tree-ssa-loop-im.c: Likewise.
10562 * tree-ssa-loop-ivopts.c: Likewise.
10563 * tree-ssa-loop-niter.c: Likewise.
10564 * tree-ssa-loop-prefetch.c: Likewise.
10565 * tree-ssa-phiopt.c: Likewise.
10566 * tree-ssa-phiprop.c: Likewise.
10567 * tree-ssa-sccvn.c: Likewise.
10568 * tree-ssa-ter.c: Likewise.
10569 * tree-ssa-threadupdate.c: Likewise.
10570 * tree-ssa.c: Likewise.
10571 * tree-vect-analyze.c: Likewise.
10572 * tree-vect-transform.c: Likewise.
10573 * tree-vectorizer.c: Likewise.
10574 * tree-vn.c: Likewise.
10575 * tree-vrp.c: Likewise.
10576 * tree.c: Likewise.
10577 * tree.def: Likewise.
10578 * tree.h: Likewise.
10579 * unwind-dw2-fde.c: Likewise.
10580 * unwind.inc: Likewise.
10581 * value-prof.c: Likewise.
10582 * vmsdbgout.c: Likewise.
10584 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10586 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10587 always place FP constants in the TOC for TARGET_POWERPC64.
10588 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10590 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10592 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10593 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10594 enable for TARGET_E500_DOUBLE.
10595 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10596 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10597 floating-point modes like integer modes for E500 double.
10598 (rs6000_legitimate_offset_address_p): Likewise.
10599 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10600 addressing for DDmode for E500 double.
10601 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10602 modes as using 64-bits of registers for E500 double.
10603 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10604 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10605 specially for E500 double.
10606 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10607 TDmode for E500 double.
10608 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10609 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10610 (rs6000_split_multireg_move): Do not handle TDmode specially for
10612 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10613 using 64-bit registers for E500 double.
10614 (emit_frame_save): Do not handle DDmode specially for E500 double.
10615 (gen_frame_mem_offset): Likewise.
10616 (rs6000_function_value): Do not call spe_build_register_parallel
10617 for DDmode or TDmode.
10618 (rs6000_libcall_value): Likewise.
10619 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10620 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10623 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10625 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10628 2008-06-04 Junjie Gu <jgu@tensilica.com>
10630 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10631 comparison for frame pointers.
10633 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10636 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10638 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10641 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10642 register is already smaller or equal to required mode.
10644 2008-06-04 Xinliang David Li <davidxl@google.com>
10646 * tree-call-cdce.c: New file.
10647 (cond_dead_built_in_calls): New static variable.
10648 (input_domain): New struct.
10649 (check_pow): New function.
10650 (check_builtin_call): Ditto.
10651 (check_target_format): Ditto.
10652 (is_call_dce_candidate): Ditto.
10653 (gen_one_condition): Ditto.
10654 (gen_conditions_for_domain): Ditto.
10655 (get_domain): Ditto.
10656 (gen_conditions_for_pow_cst_base): Ditto.
10657 (gen_conditions_for_pow_int_base): Ditto.
10658 (gen_conditions_for_pow): Ditto.
10659 (get_no_error_domain): Ditto.
10660 (gen_shrink_wrap_conditions): Ditto.
10661 (shrink_wrap_one_built_in_call): Ditto.
10662 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10663 (tree_call_cdce): Ditto.
10664 (gate_call_cdce): Ditto.
10665 (pass_call_cdce): New gimple pass.
10666 * passes.c: (init_optimization_passes): New pass.
10667 * tree-pass.h: New pass declaration.
10668 * opts.c (decode_options): New flag setting.
10669 * common.opt: Add -ftree-builtin-call-dce flag.
10670 * Makefile.in: Add new source file.
10671 * tempvar.def: New tv_id.
10672 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10674 2008-06-04 Richard Guenther <rguenther@suse.de>
10676 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10677 (is_call_clobbered): Always check var_ann->call_clobbered.
10678 (mark_call_clobbered): Always set var_ann->call_clobbered.
10679 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10680 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10681 (reset_alias_info): Clear call clobbering info on MTAGs and
10683 (set_pt_anything): Set pt_global_mem.
10684 (create_tag_raw): Adjust comment.
10685 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10687 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10688 Maxim Kuvyrkov <maxim@codesourcery.com>
10690 * config/m68k/m68k.opt (mxgot): New option.
10691 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10692 (m68k_output_addr_const_extra): New.
10693 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10694 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10695 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10696 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10698 2008-06-04 Richard Guenther <rguenther@suse.de>
10700 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10701 negative or non-representable offsets.
10703 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10705 * config/i386/i386.c (ix86_gen_leave): New.
10706 (ix86_gen_pop1): Likewise.
10707 (ix86_gen_add3): Likewise.
10708 (ix86_gen_sub3): Likewise.
10709 (ix86_gen_sub3_carry): Likewise.
10710 (ix86_gen_one_cmpl2): Likewise.
10711 (ix86_gen_monitor): Likewise.
10712 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10713 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10714 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10715 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10716 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10717 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10718 (ix86_expand_epilogue): Updated.
10719 (print_operand): Handle integer register operand for 'z'.
10720 (ix86_expand_strlensi_unroll_1): Likewise.
10721 (ix86_expand_strlen): Likewise.
10722 (ix86_expand_builtin): Likewise.
10723 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10724 mov{q}/mov{l} and add{q}/add{l}.
10726 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10728 * config/i386/i386.md (P): New mode iterator.
10729 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10730 using P mode iterator.
10731 (DFmode push_operand splitter): Ditto.
10732 (XFmode push_operand splitter): Ditto.
10733 (DFmode float_extend SFmode push_operand splitter): Ditto.
10734 (XFmode float_extend SFmode push_operand splitter): Do not generate
10735 SImode pushes for 64bit target. Macroize Dimode and SImode
10736 pushes using P mode iterator.
10737 (XFmode float_extend DFmode push_operand splitter): Ditto.
10739 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10741 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10742 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10743 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10744 return type to int.
10745 (ix86_call_abi_override): Remove check for call_used_regs.
10747 2008-06-03 Richard Guenther <rguenther@suse.de>
10749 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10750 for the lhs of calls if the return type contains pointers.
10752 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10754 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10755 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10756 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10757 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10758 of cfun and DEFAULT_ABI to deceide abi mode.
10759 (DEFAULT_ABI): New.
10760 (REG_PARM_STACK_SPACE): Removed.
10761 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10762 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10763 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10764 (ix86_function_abi): Likewise.
10765 (ix86_function_type_abi): Likewise.
10766 (ix86_call_abi_override): Likewise.
10767 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10768 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10769 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10770 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10772 (X86_64_REGPARM_MAX): New.
10773 (X86_64_SSE_REGPARM_MAX): New.
10774 (X64_REGPARM_MAX): New.
10775 (X64_SSE_REGPARM_MAX): New.
10776 (X86_32_REGPARM_MAX): New.
10777 (X86_32_SSE_REGPARM_MAX): New.
10778 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10779 (ix86_function_regparm): Handle user calling abi.
10780 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10781 by DEFAULT_ABI versus SYSV_ABI check.
10782 (ix86_reg_parm_stack_space): New.
10783 (ix86_function_type_abi): New.
10784 (ix86_call_abi_override): New.
10785 (ix86_function_abi): New.
10786 (ix86_cfun_abi): New.
10787 (init_cumulative_args): Call abi specific initialization.
10788 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10789 (function_arg_64): Extend SSE_REGPARM_MAX check.
10790 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10791 (ix86_pass_by_reference): Likewise.
10792 (ix86_function_value_regno_p): Likewise.
10793 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10794 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10795 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10796 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10797 (setup_incoming_varargs_64): Adjust regparm for call abi.
10798 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10799 (ix86_va_start): Likewise.
10800 (ix86_gimplify_va_arg): Likewise.
10801 (ix86_expand_prologue): Likewise.
10802 (output_pic_addr_const): Likewise.
10803 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10804 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10805 (x86_output_mi_thunk): Likewise.
10806 (x86_function_profiler): Likewise.
10807 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10808 (SYSV_ABI, MS_ABI): New constants.
10809 (DEFAULT_ABI): New.
10810 (init_regs): Add prototype of function in regclass.c file.
10811 (OVERRIDE_ABI_FORMAT): New.
10812 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10813 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10814 (OUTGOING_REG_PARM_STACK_SPACE): New.
10815 (ix86_reg_parm_stack_space): New prototype.
10816 (CUMULATIVE_ARGS): Add call_abi member.
10817 (machine_function): Add call_abi member.
10818 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10819 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10821 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10824 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10825 (avr_builtin_setjmp_frame_value): New function.
10826 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10827 (nonlocal_goto): Define.
10829 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10831 * config/mips/mips.c (mips_emit_loadgp): Return early if
10832 there is nothing do to, otherwise emit a blockage if
10833 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10834 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10836 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10838 * configure.ac: Drop unneeded backslash ending up in config.in.
10839 * acinclude.m4: Likewise.
10840 * config.in: Regenerate.
10842 2008-05-26 Jan Hubicka <jh@suse.cz>
10844 * predict.c (maybe_hot_frequency_p): Break out of...
10845 (maybe_hot_bb_p): ... here.
10846 (maybe_hot_edge_p): New.
10847 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10848 * basic-block.h (maybe_hot_edge_p): Declare.
10850 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10853 (*cmpfp_<mode>_cc): Ditto.
10854 (*fp_jcc_8<mode>_387): Ditto.
10855 (*fop_<MODEF:mode>_2_i387): Ditto.
10856 (*fop_<MODEF:mode>_3_i387): Ditto.
10857 (*fop_xf_2_i387): Ditto.
10858 (*fop_xf_3_i387): Ditto.
10860 2008-06-02 Tomas Bily <tbily@suse.cz>
10862 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10864 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10866 * config/mips/mips.c (mips_valid_offset_p): New function.
10867 (mips_valid_lo_sum_p): Likewise.
10868 (mips_classify_address): Use them.
10869 (mips_force_address): New function.
10870 (mips_legitimize_address): Use it.
10871 * config/mips/mips.md (MOVE128): New mode iterator.
10872 (movtf): Require TARGET_64BIT. Remove empty strings.
10873 (*movtf_internal): Rename to...
10874 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10875 of "R" and use {,fp}{load,store} attributes instead of "multi".
10876 Use a separate define_split.
10877 (*movtf_mips16): New pattern.
10879 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10881 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10882 * config/mips/mips.c (mips_expand_before_return): New function.
10883 (mips_expand_epilogue): Call it.
10884 * config/mips/mips.md (return): Turn into a define_expand.
10885 (*return): New insn.
10887 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10889 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10890 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10891 functions. Do not emit uses and clobbers of CONCATs; individually
10892 use and clobber their operands.
10893 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10894 gen_clobber, emit_use and gen_use.
10895 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10896 (expand_builtin_return): Likewise.
10897 * cfgbuild.c (count_basic_blocks): Likewise.
10898 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10899 * explow.c (emit_stack_restore): Likewise.
10900 * expmed.c (extract_bit_field_1): Likewise.
10901 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10902 (emit_move_multi_word, store_constructor): Likewise.
10903 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10904 (thread_prologue_and_epilogue_insns): Likewise.
10905 * lower-subreg.c (resolve_simple_move): Likewise.
10906 * optabs.c (widen_operand, expand_binop): Likewise.
10907 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10908 * reload.c (find_reloads): Likewise.
10909 * reload1.c (eliminate_regs_in_insn): Likewise.
10910 * stmt.c (expand_nl_goto_receiver): Likewise.
10911 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10912 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10913 * config/arm/arm.c (arm_load_pic_register): Likewise.
10914 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10915 * config/arm/arm.md (untyped_return): Likewise.
10916 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10917 * config/avr/avr.c (expand_prologue): Likewise.
10918 * config/bfin/bfin.c (do_unlink): Likewise.
10919 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10920 * config/cris/cris.c (cris_expand_prologue): Likewise.
10921 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10922 (machopic_legitimize_pic_address): Likewise.
10923 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10924 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10925 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10926 (ix86_expand_convert_uns_didf_sse): Likewise.
10927 (ix86_expand_vector_init_general): Likewise.
10928 * config/ia64/ia64.md (eh_epilogue): Likewise.
10929 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10930 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10931 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10932 (config/iq2000/iq2000.c): Likewise.
10933 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10934 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10935 (builtin_longjmp): Likewise.
10936 * config/mn10300/mn10300.md (call, call_value): Likewise.
10937 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10938 * config/pdp11/pdp11.md (abshi2): Likewise.
10939 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10940 * config/s390/s390.c (s390_emit_prologue): Likewise.
10941 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10942 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10943 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10944 * config/sh/sh.c (prepare_move_operands): Likewise.
10945 (output_stack_adjust, sh_expand_epilogue): Likewise.
10946 (sh_set_return_address, sh_expand_t_scc): Likewise.
10947 * config/sparc/sparc.c (load_pic_register): Likewise.
10948 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10949 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10950 * config/v850/v850.c (expand_epilogue): Likewise.
10952 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10954 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10955 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10956 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10957 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10958 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10959 stack pointer register.
10960 (output_movhi): Remove code for interrupt specific writing to the
10961 stack pointer register.
10963 2008-05-31 Richard Guenther <rguenther@suse.de>
10965 PR tree-optimization/34244
10966 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10967 (tree_expr_nonzero_warnv_p): Likewise.
10968 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10969 ssa_name_nonnegative_p.
10970 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10971 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10972 not tree_expr_nonzero_warnv_p.
10974 PR tree-optimization/36262
10976 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10978 PR tree-optimization/34244
10979 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10980 (record_numbers_of_iterations): New function.
10981 (execute_vrp): Cache the numbers of iterations of loops.
10982 * tree-scalar-evolution.c (scev_reset_except_niters):
10984 (scev_reset): Use scev_reset_except_niters.
10985 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10987 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10989 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10990 __WORKAROUND_RETS when appropriate.
10992 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10994 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10995 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10997 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10998 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10999 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11000 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11001 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11002 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11003 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11004 *fop_df_1_sse insn patterns using MODEF mode iterator.
11005 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11006 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11007 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11008 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11009 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11010 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11011 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11012 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11013 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11014 (*fop_xf_5_i387): Ditto.
11015 (*fop_xf_6_i387): Ditto.
11017 2008-05-30 Richard Guenther <rguenther@suse.de>
11019 * builtins.c (build_string_literal): Avoid generating
11020 a non-gimple_val result.
11022 2008-05-30 DJ Delorie <dj@redhat.com>
11024 * exec-tool.in: Use an environment variable (private) instead of a
11025 file (shared) as a semaphore, so as to not break parallel builds.
11027 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11029 * optabs.c (maybe_encapsulate_block): Remove.
11030 (emit_libcall_block): Adjust accordingly.
11031 * optabs.h (maybe_encapsulate_block): Remove prototype.
11033 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11034 Don't use maybe_encapsulate_block.
11036 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11038 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11039 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11040 rtx is a SYMBOL_REF before calling get_pool_constant.
11042 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11044 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11046 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11048 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11049 rather than OS names to choose INO_T_EQ definition.
11050 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11051 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11053 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11056 * config/darwin-f.c: New.
11057 * config/t-darwin: Added rule to build darwin-f.o.
11058 * config.gcc: Defined new variable, fortran_target_objs.
11059 (*-*-darwin*): Set fortran_target_objs.
11060 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11061 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11062 * configure: Regenerated.
11064 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11067 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11068 canonical type if needed.
11070 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11072 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11074 2008-05-29 Richard Guenther <rguenther@suse.de>
11076 PR tree-optimization/36343
11077 PR tree-optimization/36346
11078 PR tree-optimization/36347
11079 * tree-flow.h (clobber_what_p_points_to): Declare.
11080 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11081 pointed-to variable is dereferenced is irrelevant to whether
11082 the pointer can access the pointed-to variable.
11083 (clobber_what_p_points_to): New function.
11084 * tree-ssa-alias.c (set_initial_properties): Use it.
11085 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11086 call clobber check for NMTs.
11088 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11090 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11091 for printing gcov_type.
11093 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11095 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11096 and the eh region information.
11097 * value-prof.c (gimple_move_stmt_histograms): New function.
11098 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11100 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11102 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11104 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11106 * value-prof.c (tree_ic_transform): Print counts.
11107 * tree-profile.c (tree_gen_ic_func_profiler):
11108 Clear __gcov_indreict_call_callee variable to avoid misattribution
11111 2008-05-28 Rafael Espindola <espindola@google.com>
11113 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11116 2008-05-28 Richard Guenther <rguenther@suse.de>
11118 PR tree-optimization/36339
11119 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11120 and clobbering code out of the loop.
11122 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11124 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11127 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11128 s390_contiguous_bitmask_p, s390_symref_operand_p,
11129 s390_check_symref_alignment, s390_reload_larl_operand,
11130 s390_reload_symref_address): New functions.
11131 (s390_branch_condition_mnemonic): Support compare and branch
11133 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11134 and 'W' constraints.
11135 (s390_secondary_reload): Add secondary reloads for unaligned
11136 symbol refs or symbol refs to floating point or QI/TI mode
11138 (legitimate_address_p): Accept symbol references as addresses.
11139 (s390_expand_insv): Use rotate and insert selected bits
11140 instruction for insv when building for z10.
11141 (print_operand_address): Handle symbol ref addresses.
11142 (print_operand): Output modifier 'c' added for signed byte values.
11143 (s390_encode_section_info): Mark symbol refs with
11144 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11146 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11147 (length attribute): RRF, RRR have 4 byte length.
11148 (FPALL, INTALL): New mode iterators added.
11149 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11150 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11151 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11152 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11153 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11154 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11155 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11156 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11158 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11159 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11160 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11161 reload<INTALL:mode><P:mode>_toreg_z10,
11162 reload<FPALL:mode><P:mode>_tomem_z10,
11163 reload<FPALL:mode><P:mode>_toreg_z10,
11164 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11165 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11166 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11167 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11169 (movmem, clrmem, cmpmem): New splitters added.
11171 * config/s390/predicates.md (larl_operand): Use
11172 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11173 SYMBOL_REF_ALIGN1_P.
11174 (s390_signed_integer_comparison,
11175 s390_unsigned_integer_comparison): New predicates.
11177 * config/s390/s390-protos.h (s390_check_symref_alignment,
11178 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11179 s390_reload_symref_address,
11180 s390_compare_and_branch_condition_mask): Prototypes added.
11182 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11183 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11184 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11186 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11188 * config/s390/s390.c (z10_cost): New cost function for z10.
11189 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11190 (s390_issue_rate): Adjust issue rate for z10.
11191 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11192 (processor_flags): Add PF_Z10.
11193 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11194 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11195 * gcc/config.gcc: Add z10.
11197 2008-05-28 Richard Guenther <rguenther@suse.de>
11199 PR tree-optimization/36291
11200 * tree-flow. h (struct gimple_df): Remove var_anns member.
11201 * tree-flow-inline.h (gimple_var_anns): Remove.
11202 (var_ann): Simplify.
11203 * tree-dfa.c (create_var_ann): Simplify.
11204 (remove_referenced_var): Clear alias info from var_anns of globals.
11205 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11206 (delete_tree_ssa): Clear alias info from var_anns of globals.
11207 Do not free var_anns.
11208 (var_ann_eq): Remove.
11209 (var_ann_hash): Likewise.
11211 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11213 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11214 and loongson2f entries.
11215 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11216 * config/mips/mips.h (processor_type): Add Loongson-2E
11217 and Loongson-2F entries.
11218 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11219 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11220 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11221 * doc/invoke.texi (MIPS Options): Document loongson2e
11222 and loongson2f processor names.
11224 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11228 * config/i386/i386.c (ix86_function_arg_boundary): Use
11229 alignment of canonical type.
11230 (ix86_expand_vector_move): Check unaligned memory access for
11233 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11235 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11236 Moved to the front of file.
11238 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11239 H.J. Lu <hongjiu.lu@intel.com>
11241 * dwarf2out.c (current_fde): New.
11243 (lookup_cfa:): Likewise.
11244 (dwarf2out_end_epilogue): Likewise.
11245 (dwarf2out_note_section_used): Likewise.
11247 2008-05-27 Michael Matz <matz@suse.de>
11250 * c.opt (Wenum-compare): New warning option.
11251 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11253 2008-05-27 Michael Matz <matz@suse.de>
11255 PR middle-end/36326
11256 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11258 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11259 into memory as tail calls.
11261 2008-05-27 Richard Guenther <rguenther@suse.de>
11263 PR tree-optimization/36339
11264 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11265 pointers cause all addressable variables to be call clobbered.
11267 2008-05-27 Richard Guenther <rguenther@suse.de>
11269 PR tree-optimization/36245
11270 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11272 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11274 * config/s390/s390.md: Replace all occurences of the 'm'
11275 constraint with 'RT'.
11277 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11279 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11281 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11283 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11284 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11285 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11287 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11289 * reload.c: (find_reloads): Skip alternatives according to the
11290 "enabled" attribute. Constify the constraint variable.
11291 * recog.c (get_attr_enabled): Add default implementation.
11292 (extract_insn): Set the alternative_enabled_p array
11293 in the recog_data struct.
11294 (preprocess_constraints, constrain_operands): Skip
11295 alternatives according to the "enabled" attribute
11296 * recog.h (struct recog_data): New field alternative_enabled_p.
11297 (skip_alternative): New inline function.
11298 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11299 (record_reg_classes): Skip alternative according to the
11300 "enabled" attribute.
11302 * doc/md.texi: Add documention for the "enabled" attribute.
11304 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11306 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11307 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11308 constraint with TARGET_MEM_CONSTRAINT.
11309 * recog.c (asm_operand_ok, preprocess_constraints,
11310 constrain_operands): Likewise.
11311 * regclass.c (record_reg_classes): Likewise.
11312 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11313 * reload1.c (maybe_fix_stack_asms): Likewise.
11314 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11315 * recog.h: Adjust comment.
11316 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11317 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11318 * doc/md.texi: Add a note to description of 'm' constraint.
11319 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11321 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11323 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11324 that the bitfield is of integral type before testing its precision.
11326 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11327 Sa Liu <saliu@de.ibm.com>
11329 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11330 __modti3, __udivti3, __umodti3 and __udivmodti4.
11331 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11332 that implement TImode mul and div functions.
11333 * config/spu/multi3.c: New. Implement __multi3.
11334 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11335 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11338 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11340 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11341 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11342 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11343 tls_sysv_suffix): New mode and mode attribute iterators.
11344 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11345 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11346 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11347 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11348 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11351 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11353 PR tree-optimization/36329
11354 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11355 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11356 * cgraphbuild.c (initialize_inline_failed): Use the latter
11357 macro in lieu of the former.
11358 * ipa-inline.c (cgraph_mark_inline): Likewise.
11359 (cgraph_decide_inlining_of_small_function): Likewise.
11360 (cgraph_decide_inlining): Likewise.
11361 (cgraph_decide_inlining_incrementally): Likewise.
11363 2008-05-26 Tristan Gingold <gingold@adacore.com>
11364 Anatoly Sokolov <aesok@post.ru>
11366 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11367 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11368 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11369 optimization for 'avr6' architecture.
11371 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11374 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11376 2008-05-26 Richard Guenther <rguenther@suse.de>
11378 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11379 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11381 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11383 PR middle-end/36253
11384 * caller-save.c (insert_restore): Verify alignment of spill space.
11385 (insert_save): Likewise.
11386 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11387 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11388 (STACK_SLOT_ALIGNMENT): Likewise.
11389 * function.c (LOCAL_ALIGNMENT): Removed.
11390 (get_stack_local_alignment): New.
11391 (assign_stack_local): Use it. Set alignment on stack slot.
11392 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11393 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11394 (STACK_SLOT_ALIGNMENT): New.
11395 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11396 stack slot in XFmode.
11398 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11400 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11403 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11404 argument operand in rax isn't removed.
11406 2008-05-26 Richard Guenther <rguenther@suse.de>
11408 PR middle-end/36300
11409 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11410 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11412 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11415 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11417 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11419 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11420 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11422 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11424 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11425 build a trampoline if we don't want one.
11426 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11427 return zero for nested functions if we don't want a trampoline.
11429 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11431 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11433 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11436 * c.opt: Removed undocumented option '-lang-fortran'.
11437 * c-common.h: Removed global variable 'lang_fortran'.
11438 * c-opts.c (c_common_handle_option): Removed code to handle
11439 option '-lang-fortran'. Updated includes.
11440 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11441 definition of '__GFORTRAN__'.
11442 (define__GNUC__): Reimplemented to use BASEVER and
11443 cpp_define_formatted.
11444 (builtin_define_with_value_n): Removed.
11445 * c-incpath.h: Renamed to ...
11446 * incpath.h: ... this.
11447 * c-incpath.c: Renamed to ...
11448 * incpath.c: ... this. Updated includes.
11449 * fix-header.c: Updated includes.
11450 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11451 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11452 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11454 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11456 * tree.h: Update the table of flags used on tree nodes.
11457 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11458 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11459 (FORCED_LABEL): Add access check.
11460 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11461 (ASM_INPUT_P): Likewise.
11462 (ASM_VOLATILE_P): Likewise.
11463 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11464 (OMP_SECTION_LAST): Access private_flag directly.
11465 (OMP_RETURN_NOWAIT): Likewise.
11466 (OMP_PARALLEL_COMBINED): Likewise.
11467 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11468 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11469 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11470 deprecated_flag directly.
11472 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11474 * final.c (frame_pointer_needed): Removed.
11475 * flags.h (frame_pointer_needed): Likewise.
11477 * function.h (rtl_data): Add frame_pointer_needed.
11478 (frame_pointer_needed): New.
11480 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11482 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11484 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11486 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11489 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11491 * c-common.c (strip_array_types): Move function to..
11493 (get_inner_array_type): Delete.
11494 * c-common.h (strip_array_types): Move declaration to..
11496 (get_inner_array_type): Delete.
11497 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11498 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11499 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11500 * config/pa/pa.c (emit_move_sequence): Likewise.
11502 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11504 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11507 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11509 * function.c: Include target hook for nonlocal_goto frame value.
11511 2008-05-24 Richard Guenther <rguenther@suse.de>
11513 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11514 variable can be only accessed through a pointer or a union.
11516 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11518 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11519 * doc/extend.texi: Likewise.
11521 2008-05-23 DJ Delorie <dj@redhat.com>
11523 * config/m32c/jump.md (untyped_call): Add.
11525 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11526 for A24 to PSImode.
11527 (m32c_address_cost): Detail costs for indirect offsets.
11529 2008-05-23 Rafael Espindola <espindola@google.com>
11531 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11532 if a node is a SUBREG.
11533 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11536 2008-05-23 Paul Brook <paul@codesourcery.com>
11537 Carlos O'Donell <carlos@codesourcery.com>
11539 * doc/extend.texi: Clarify use of __attribute__((naked)).
11540 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11541 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11542 * function.c (use_register_for_decl): Use
11543 targetm.calls.allocate_stack_slots_for_args.
11544 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11545 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11546 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11548 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11550 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11552 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11554 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11555 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11556 is only rounded once.
11558 2008-05-23 Richard Guenther <rguenther@suse.de>
11560 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11562 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11563 Jakub Jelinek <jakub@redhat.com>
11566 * configure.ac: Handle --enable-cld.
11567 * configure: Regenerated.
11568 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11569 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11570 (ix86_current_function_needs_cld): New define.
11571 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11572 (cld): New isns pattern.
11573 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11574 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11575 * config/i386/i386.opt (mcld): New option.
11576 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11577 TARGET_CLD and ix86_current_function_needs_cld.
11578 (override_options): Use -mcld by default for 32-bit code if
11581 * doc/install.texi (Options specification): Document --enable-cld.
11582 * doc/invoke.texi (Machine Dependent Options)
11583 [i386 and x86-64 Options]: Add -mcld option.
11584 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11586 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11587 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11588 (return_in_memory_64): Likewise.
11589 (return_in_memory_ms_64): Likewise.
11591 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11593 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11594 * builtins.c (fold_builtin_fpclassify): New.
11595 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11596 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11597 * c-common.c (handle_type_generic_attribute): Adjust to accept
11598 fixed arguments before an elipsis.
11599 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11600 * doc/extend.texi: Document __builtin_fpclassify.
11602 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11604 * omp-low.c (gate_expand_omp_ssa): Remove.
11605 (pass_expand_omp_ssa): Remove.
11606 (gate_expand_omp): Do not check for flag_openmp_ssa.
11607 * common.opt (-fopenmp-ssa): Remove.
11608 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11610 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11612 * config/sh/sh.opt (mfixed-range): New option.
11613 * config/sh/sh-protos.h (sh_fix_range): Declare.
11614 * config/sh/sh.c (sh_fix_range): New function.
11615 * config/sh/sh.h (sh_fixed_range_str): Declare.
11616 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11618 * doc/invoke.texi (SH Options): Document -mfixed-range.
11620 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11622 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11623 it before the redeclaration.
11625 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11627 * config/avr/avr.c (get_sequence_length): Add new function.
11628 (expand_prologue, expand_epilogue): Remove duplicate code.
11630 2008-05-22 Rafael Espindola <espindola@google.com>
11632 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11635 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11637 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11638 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11640 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11641 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11642 (vect_update_misalignment_for_peel): Likewise.
11643 (vector_alignment_reachable_p): Likewise.
11644 * tree-vect-transform.c (vectorizable_load): Likewise.
11645 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11646 (get_vectype_for_scalar_type): Pass mode of scalar_type
11647 to UNITS_PER_SIMD_WORD.
11649 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11650 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11651 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11652 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11653 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11655 2008-05-22 Ira Rosen <irar@il.ibm.com>
11657 PR tree-optimization/36293
11658 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11659 if the first load must be skipped because of a gap.
11661 2008-05-22 Richard Guenther <rguenther@suse.de>
11663 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11664 more cases of offset disambiguation that is possible if
11665 strict-aliasing rules apply.
11666 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11667 for basic offset and type-based disambiguation.
11669 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11671 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11672 ix86_expand_vector_set on V16QImode for SSE4.1.
11674 2008-05-21 Tom Tromey <tromey@redhat.com>
11676 * c.opt (Wimport): Mark as undocumented.
11677 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11679 (Warning Options): Likewise.
11680 * doc/cppopts.texi: Don't mention -Wimport.
11682 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11684 PR tree-optimization/36287
11685 PR tree-optimization/36286
11686 * lambda-code.c (build_access_matrix): Do not use the loop->num
11687 for computing the number of induction variables: use the loop depth
11690 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11693 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11694 option -f(no-)leading-underscore.
11696 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11698 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11699 GET_MODE_NUNITS (mode).
11701 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11703 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11704 (-mmulhw): Add 464 to description.
11705 (-mdlmzb): Likewise.
11706 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11707 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11709 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11710 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11711 * config/rs6000/rs6000.md: Update comments for 464.
11713 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11715 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11717 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11719 * config/i386/sse.md (vec_extractv4sf): Removed.
11720 (vec_extractv2df): Likewise.
11721 (vec_extractv2di): Likewise.
11722 (vec_extractv4si): Likewise.
11723 (vec_extractv8hi): Likewise.
11724 (vec_extractv16qi): Likewise.
11725 (vec_extract<mode>): New.
11727 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11729 * config/i386/sse.md (vec_setv4sf): Removed.
11730 (vec_setv2df): Likewise.
11731 (vec_setv2di): Likewise.
11732 (vec_setv4si): Likewise.
11733 (vec_setv8hi): Likewise.
11734 (vec_setv16qi): Likewise.
11735 (vec_set<mode>): New.
11737 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11739 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11740 goto for vec_concat and vec_interleave.
11742 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11744 * config/i386/sse.md (vec_initv4sf): Removed.
11745 (vec_initv2df): Likewise.
11746 (vec_initv2di): Likewise.
11747 (vec_initv4si): Likewise.
11748 (vec_initv8hi): Likewise.
11749 (vec_initv16qi): Likewise.
11750 (vec_init<mode>): New.
11752 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11754 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11756 2008-05-21 Tom Tromey <tromey@redhat.com>
11758 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11759 (zone_find_object_offset): Likewise.
11760 (gt_ggc_m_S): Likewise.
11761 (highest_bit): Likewise.
11762 * ggc-page.c (gt_ggc_m_S): New function.
11763 * stringpool.c (string_stack): Remove.
11764 (init_stringpool): Update.
11765 (ggc_alloc_string): Use ggc_alloc.
11766 (maybe_delete_ident): New function.
11767 (ggc_purge_stringpool): Likewise.
11768 (gt_ggc_m_S): Remove.
11769 * ggc-common.c (ggc_protect_identifiers): New global.
11770 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11771 ggc_protect_identifiers.
11772 * ggc.h (ggc_protect_identifiers): Declare.
11773 (gt_ggc_m_S): Update.
11774 (ggc_purge_stringpool): Declare.
11775 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11776 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11778 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11780 2008-05-21 David S. Miller <davem@davemloft.net>
11782 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11785 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11787 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11790 2008-05-20 David Daney <ddaney@avtrex.com>
11792 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11793 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11794 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11795 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11796 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11797 (atomic_hiqi_op): New define_code_iterator.
11798 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11799 mips_expand_compare_and_swap_12.
11800 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11801 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11802 (sync_<optab><mode>, sync_old_<optab><mode>,
11803 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11804 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11805 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11806 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11807 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11808 (test_and_set_12): New insn.
11809 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11810 sync_new_<optab><mode>, sync_old_nand<mode>,
11811 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11812 clobber to operand 0 for SI and DI mode insns.
11813 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11814 mips_gen_fn_4): New typedefs.
11815 (mips_gen_fn_ptrs): Define new union type.
11816 (mips_expand_compare_and_swap_12): Remove declaration.
11817 (mips_expand_atomic_qihi): Declare function.
11818 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11819 (mips_expand_atomic_qihi): ... this. Use new generator function
11821 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11822 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11823 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11824 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11825 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11826 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11827 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11828 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11829 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11830 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11833 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11835 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11838 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11840 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11841 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11842 (avr_attribute_table): Add 'OS_main' function attribute.
11843 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11844 functions with 'OS_main' attribute.
11846 2008-05-20 Richard Guenther <rguenther@suse.de>
11848 PR tree-optimization/35204
11849 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11850 helper, split out from ...
11851 (DFS): ... here. Make the DFS walk non-recursive.
11853 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11854 Jan Sjodin <jan.sjodin@amd.com>
11856 PR tree-optimization/36181
11857 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11858 (parallelize_loops): Don't parallelize when the loop has vector
11861 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11862 Sebastian Pop <sebastian.pop@amd.com>
11864 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11865 matrix, and never look at the tree representation of the memory
11867 (linear_transform_loops): Computes parameters and access matrices.
11868 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11870 (access_matrix_get_index_for_parameter): New.
11871 * tree-data-ref.h (struct access_matrix): New.
11872 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11873 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11874 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11875 am_vector_index_for_loop): New.
11876 (struct data_reference): Add field access_matrix.
11877 (DR_ACCESS_MATRIX): New.
11878 (compute_data_dependences_for_loop): Update declaration.
11879 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11880 * lambda.h (lambda_vector_vec_p): Declared.
11881 * lambda-code.c: Depend on pointer-set.h.
11882 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11883 av_for_af_base, av_for_af, build_access_matrix,
11884 lambda_compute_access_matrices): New.
11885 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11887 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11889 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11890 $SOURCEDIR/include.
11892 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11893 Sebastian Pop <sebastian.pop@amd.com>
11895 PR tree-optimization/36206
11896 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11898 (instantiate_scev_1): Rename flags to fold_conversions.
11899 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11900 outeside instantiation_loop.
11901 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11902 (evolution_function_is_affine_or_constant_p): Removed.
11903 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11905 (analyze_siv_subscript): Pass in the loop nest number.
11906 Call evolution_function_is_affine_in_loop instead of
11907 evolution_function_is_affine_p.
11908 (analyze_overlapping_iterations): Pass in the loop nest number.
11910 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11911 Sebastian Pop <sebastian.pop@amd.com>
11913 PR tree-optimization/36206
11914 * tree-chrec.h (chrec_fold_op): New.
11915 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11918 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11920 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11922 (remove_duplicates): Do not set inode on non-inode systems.
11925 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11927 * config.gcc (tm_file): Update comments about relative pathnames.
11929 2008-05-20 Richard Guenther <rguenther@suse.de>
11931 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11932 * tree-ssa-sccvn.c (process_scc): Likewise.
11933 * tree-ssa-sink.c (execute_sink_code): Likewise.
11934 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11935 * tree-vrp.c (process_assert_insertions): Likewise.
11936 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11937 (perform_tree_ssa_dce): Likewise.
11938 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11939 (dump_dominator_optimization_stats): Likewise.
11940 * tree-vectorizer.c (vectorize_loops): Likewise.
11942 2008-05-20 Richard Guenther <rguenther@suse.de>
11944 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11946 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11948 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11949 (ix86_i386elf_return_in_memory): Likewise.
11950 (ix86_i386interix_return_in_memory): Likewise.
11951 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11952 (SUBTARGET_RETURN_IN_MEMORY): New.
11953 * config/i386/i386elf.h: Likewise.
11954 * config/i386/ptx4-i.h: Likewise.
11955 * config/i386/sol2-10.h: Likewise.
11956 * config/i386/sysv4.h: Likewise.
11957 * config/i386/vx-common.h: Likewise.
11958 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11959 * config/i386/i386.c (ix86_return_in_memory): Made static and
11960 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11961 (ix86_i386elf_return_in_memory): Removed.
11962 (ix86_i386interix_return_in_memory): Removed.
11963 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11964 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11966 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11968 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11970 2008-05-19 Xinliang David Li <davidxl@google.com>
11972 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11974 * common.opt: Ditto.
11975 * doc/invoke.texi: Ditto.
11977 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11979 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11980 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11982 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11984 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11985 sizes of operand array from 8/4 to 4/2.
11986 (ix86_expand_vector_init_general): Change size of operand array
11987 from 32 to 16. Remove op0, op1 and half_mode.
11989 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11992 (ix86_expand_vector_init_interleave): Likewise.
11993 (ix86_expand_vector_init_general): Use them. Assert
11994 word_mode == SImode when n_words == 4.
11996 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/i386.c (ix86_secondary_reload): New static function.
11999 (TARGET_SECONDARY_RELOAD): New define.
12000 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12001 * config/i386/i386.md (reload_outqi): Remove.
12003 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 PR middle-end/35509
12006 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12007 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12008 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12009 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12010 (fold_builtin_1): Likewise.
12011 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12012 c-common.c (check_builtin_function_arguments): Handle
12013 BUILT_IN_ISINF_SIGN.
12014 * doc/extend.texi: Document __builtin_isinf_sign.
12015 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12017 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12019 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12020 EH cleanup at the end of the pass, search for those that have been
12021 turned into forwarder blocks and do the cleanup on their successor.
12023 2008-05-18 Richard Guenther <rguenther@suse.de>
12025 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12026 pointers to sizetype and vice versa.
12028 2008-05-18 Xinliang David Li <davidxl@google.com>
12030 * gcc/tree-ssa-dce.c: Coding style fix.
12031 (check_pow): Documentation comment.
12032 (check_log): Documenation comment. Coding style fix.
12033 (is_unnecessary_except_errno_call): Ditto.
12034 (gen_conditions_for_pow): Ditto.
12035 (gen_conditions_for_log): Ditto.
12036 (gen_shrink_wrap_conditions): Ditto.
12037 (shrink_wrap_one_built_in_calls): Ditto.
12038 * gcc/doc/invoke.texi: Better documentation string.
12039 * ChangeLog: Fix wrong change log entries from
12040 May 17 checkin on function call DCE.
12042 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12044 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12046 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12048 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12049 * df-problems.c (simulation routines): Fixed block comment to
12050 properly say how to add forwards scanning functions.
12052 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12054 * tree-inline.c (setup_one_parameter): Remove dead code.
12056 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12058 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12059 a BIT_AND_EXPR only for an INTEGER_TYPE.
12061 2008-05-17 Xinliang David Li <davidxl@google.com>
12063 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12064 (check_pow, check_log, is_unnecessary_except_errno_call): New
12065 functions to check for eliminating math functions that are pure
12066 except for setting errno.
12067 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12068 general condition expressions for shrink-wrapping pow/log calls.
12069 (gen_shrink_wrap_conditions): Ditto.
12070 (shrink_wrap_one_built_in_call): Ditto.
12071 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12072 (mark_operand_necessary): If debugging, output if OP is necessary.
12073 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12075 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12077 * gcc/common.opt: New user flag -ftree-builtin-dce.
12078 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12080 2008-05-16 David S. Miller <davem@davemloft.net>
12082 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12083 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12085 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12088 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12090 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12092 * ifcvt.c (dead_or_predicable): Rename
12093 df_simulate_one_insn_backwards to df_simulate_one_insn.
12094 * recog.c (peephole2_optimize): Ditto.
12095 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12097 * df.h: Rename df_simulate_one_insn_backwards to
12098 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12099 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12100 scanning of defs and uses.
12101 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12102 (df_simulate_one_insn_forwards): Removed.
12104 2008-05-16 Doug Kwan <dougkwan@google.com>
12106 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12108 (real_from_string): Handle NaNs and Inf as approriate.
12110 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12112 * doc/gty.texi (Source Files Containing Type Information): Note
12113 that headers should appear first in the gtfiles list.
12115 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12117 * tree.def (COND_EXEC): Properly documented this code.
12119 2008-05-16 Diego Novillo <dnovillo@google.com>
12121 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12122 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12125 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12127 * tree-ssa-dse (max_stmt_uid): Removed.
12128 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12129 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12130 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12131 * function.h (cfun.last_stmt_uid): New field.
12132 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12133 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12135 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12136 (create_stmt_ann): Initialize the ann->uid field.
12137 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12139 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12141 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12143 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12144 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12145 (init_empty_tree_cfg): Call it.
12147 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12149 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12152 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12154 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12155 * tree-dump.c (dump_options): New verbose option.
12156 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12158 * tree-pass.h (TDF_VERBOSE): New dump flag.
12159 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12160 (tree-flow.h): Added include.
12161 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12163 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12165 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12167 From Jie Zhang <jie.zhang@analog.com>
12168 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12169 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12170 mcpu=bf561-none and mcpu=bf561-0.2.
12171 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12172 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12173 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12174 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12175 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12176 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12177 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12179 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12180 (cputype_selected): Remove.
12181 (bfin_handle_option): Don't use cputype_selected.
12182 (override_options): When no mcpu option, enable all workarounds.
12183 Don't use bfin_workarounds.
12184 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12186 (DEFAULT_CPU_TYPE): Don't define.
12188 2008-05-16 Richard Guenther <rguenther@suse.de>
12190 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12191 on deletion of the last stmt.
12193 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12195 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12196 V8HImode for SSE2 and V16QImode for SSE4.1.
12198 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12200 * cgraph.h (compute_inline_parameters): Made public.
12201 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12202 variable_generate_summary, function_write_summary,
12203 variable_write_summary, variable_read_summary. Added generate_summary,
12204 write_summary, read_summary.
12205 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12206 pass_ipa_inline.function_generate_summary, to
12207 compute_inline_parameters.
12208 * ipa-inline.c (compute_inline_parameters): Made public and added
12210 (compute_inline_parameters_for_current): New function.
12211 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12212 (inline_generate_summary): Removed parameter and made to loop over
12214 (pass_ipa_inline): Updated for new IPA_PASS structure.
12215 * passes.c (execute_ipa_summary_passes): Now is called once per
12216 pass rather than once per node*pass.
12218 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12220 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12221 avr_have_mul_p, avr_asm_only_p): Remove variables.
12222 (avr_override_options): Remove initialization of removed variables.
12223 (avr_file_start): Convert removed variables to fields of
12224 'struct base_arch_s *avr_current_arch'.
12225 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12226 (AVR_HAVE_MUL): (Ditto.).
12227 (AVR_HAVE_MOVW): (Ditto.).
12228 (AVR_HAVE_LPMX): (Ditto.).
12229 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12230 avr_asm_only_p): Remove declaration.
12232 2008-05-15 Diego Novillo <dnovillo@google.com>
12234 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12235 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12237 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12239 PR middle-end/36194
12240 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12241 Don't call record_truncated_value from here.
12242 (record_truncated_value): Turn it into a for_each_rtx callback.
12243 (record_truncated_values): New function.
12244 (combine_instructions): Call note_uses with record_truncated_values.
12245 Change name of check_conversion to check_promoted_subreg.
12247 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12249 * doc/sourcebuild.texi: Document support for torture tests.
12251 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12253 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12254 to alternative 4 of operand 2.
12256 2008-05-15 Richard Guenther <rguenther@suse.de>
12258 * tree-pass.h (current_pass): Declare.
12259 (get_pass_for_id): Likewise.
12260 * passes.c (passes_by_id, passes_by_id_size): New globals.
12261 (set_pass_for_id): New function.
12262 (get_pass_for_id): Likewise.
12263 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12264 (execute_function_todo): Flush per function statistics.
12265 * toplev.c (compile_file): Init statistics.
12266 (general_init): Do early statistics initialization.
12267 (finalize): Finish statistics.
12268 * statistics.h (statistics_early_init): Declare.
12269 (statistics_init): Likewise.
12270 (statistics_fini): Likewise.
12271 (statistics_fini_pass): Likewise.
12272 (statistics_counter_event): Likewise.
12273 (statistics_histogram_event): Likewise.
12274 * statistics.c: New file.
12275 * Makefile.in (OBJS-common): Add statistics.o.
12276 (statistics.o): Add dependencies.
12277 * doc/invoke.texi (-fdump-statistics): Document.
12279 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12280 (insert): Likewise.
12281 (execute_pre): Use statistics_counter_event.
12282 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12283 (substitute_and_fold): Increment it. Use statistics_counter_event.
12285 2008-05-15 Diego Novillo <dnovillo@google.com>
12287 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12289 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12290 * tree-ssa-alias.c (new_type_alias): Remove references to
12291 sub-variables from comment.
12292 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12294 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12296 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12297 attribute to 1 only for insertps alternative.
12299 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12301 * config/bfin/bfin.md (loadbytes): New pattern.
12302 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12303 (bfin_init_builtins): Initialize it.
12304 (bdesc_1arg): Add it.
12306 2008-05-15 Sa Liu <saliu@de.ibm.com>
12308 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12309 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12310 * testsuite/lib/target-supports.exp: Add
12311 check_effective_target_fortran_integer_16.
12313 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12315 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12316 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12317 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12318 (TARGET_RETURN_IN_MEMORY): Define.
12320 2008-05-15 Richard Guenther <rguenther@suse.de>
12322 PR middle-end/36244
12323 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12324 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12325 represent unmodifiable vars.
12327 2008-05-15 Richard Guenther <rguenther@suse.de>
12329 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12330 INDIRECT_REF and TARGET_MEM_REF.
12331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12334 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12335 H.J. Lu <hongjiu.lu@intel.com>
12337 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12338 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12339 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12340 insn alternatives. Add missing alternatives.
12341 (*vec_concatv2di_rex64_sse4_1): Likewise.
12342 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12343 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12344 Require TARGET_SSE.
12346 2008-05-15 Richard Guenther <rguenther@suse.de>
12348 PR tree-optimization/36009
12349 PR tree-optimization/36204
12350 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12351 (determine_invariantness_stmt): Record the loop a store is
12352 always executed in.
12353 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12356 2008-05-15 Richard Guenther <rguenther@suse.de>
12358 PR tree-optimization/34330
12359 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12360 through the pointer will alias the SMT.
12362 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12364 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12366 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12368 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12370 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12371 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12373 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12374 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12375 (vashl_optab): New optab for vector/vector shifts.
12376 (vashr_optab): Ditto.
12377 (vlshr_optab): Ditto.
12378 (vrotl_optab): Ditto.
12379 (vrotr_optab): Ditto.
12380 (optab_subtype): New enum for optab_for_tree_code call.
12381 (optab_for_tree_code): Add enum optab_subtype argument.
12383 * optabs.c (optab_for_tree_code): Take an additional argument to
12384 distinguish between a vector shift by a scalar and vector shift by
12385 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12386 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12387 vector shift by a vector.
12388 (expand_widen_pattern_expr): Pass additional argument to
12389 optab_for_tree_code.
12391 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12392 vrotl_optab, vrotr_optab.
12394 * expr.c (expand_expr_real_1): Update calls to
12395 optab_for_tree_code to distinguish between vector shifted by a
12396 scalar and vector shifted by a vector.
12397 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12398 (supportable_narrowing_operation): Ditto.
12399 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12400 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12401 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12402 (vect_create_epilog_for_reduction): Ditto.
12403 (vectorizable_reduction): Ditto.
12404 (vectorizable_operation): Ditto.
12405 (vect_strided_store_supported): Ditto.
12406 (vect_strided_load_supported): Ditto.
12407 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12408 * expmed.c (expand_shift): Ditto.
12410 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12412 (ashr@var{m}3): Ditto.
12413 (vashl@var{m}3): Document new vector/vector shift standard name.
12414 (vashr@var{m}3): Ditto.
12415 (vlshr@var{m}3): Ditto.
12416 (vrotl@var{m}3): Ditto.
12417 (vrotr@var{m}3): Ditto.
12419 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12420 (PPERM_INVERT): Ditto.
12421 (PPERM_REVERSE): Ditto.
12422 (PPERM_REV_INV): Ditto.
12423 (PPERM_ZERO): Ditto.
12424 (PPERM_ONES): Ditto.
12425 (PPERM_SIGN): Ditto.
12426 (PPERM_INV_SIGN): Ditto.
12427 (PPERM_SRC1): Ditto.
12428 (PPERM_SRC2): Ditto.
12430 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12431 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12432 allows a memory operand to be the value being added, and split it
12433 to improve vectorization.
12434 (sse5_pmacsdqh_mem): Ditto.
12435 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12436 (sse5_mulv2div2di3_high): Ditto.
12437 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12438 (vec_pack_trunc_v4si): Ditto.
12439 (vec_pack_trunc_v2di): Ditto.
12440 (sse5_pcmov_<mode>): Remove code that tried to use use
12441 andps/andnps instead of pcmov.
12442 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12443 pmacsdqh instructions.
12444 (vec_widen_smult_lo_v4si): Ditto.
12446 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12447 (PPERM_INVERT): Ditto.
12448 (PPERM_REVERSE): Ditto.
12449 (PPERM_REV_INV): Ditto.
12450 (PPERM_ZERO): Ditto.
12451 (PPERM_ONES): Ditto.
12452 (PPERM_SIGN): Ditto.
12453 (PPERM_INV_SIGN): Ditto.
12454 (PPERM_SRC1): Ditto.
12455 (PPERM_SRC2): Ditto.
12456 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12458 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12460 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12461 says ignore whether the last reference is a memory operand.
12463 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12464 Paolo Bonzini <bonzini at gnu dot org>
12466 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12469 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12470 (vlshr<mode>3): Rename from vlshr<mode>3.
12471 (vashr<mode>3): Rename from vashr<mode>3.
12472 (mulv4sf3): Change the names of vector shift patterns.
12476 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12479 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12504 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12505 (floatunssidf2_internal): Change vector/vector shift names.
12506 (floatunsdidf2_internal): Ditto.
12513 (vashl<mode>3): Rename from ashl<mode>3.
12514 (vashr<mode>3): Rename from ashr<mode>3.
12515 (vlshr<mode>3): Rename from lshr<mode>3.
12516 (vrotl<mode>3): Rename from rotl<mode>3.
12518 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12521 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12522 multiply gives the wrong value when doing widening multiplies.
12523 (vec_widen_smult_lo_v4si): Ditto.
12525 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12527 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12528 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12529 emit_library_call_value.
12530 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12531 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12532 * calls.c (initialize_argument_information, precompute_arguments,
12533 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12534 (precompute_arguments): Removed flags parameter.
12535 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12537 2008-05-14 Richard Guenther <rguenther@suse.de>
12539 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12540 Make sure to register the store if the use is a PHI_NODE.
12542 2008-05-14 Olivier Hainque <hainque@adacore.com>
12544 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12545 memory if the component is to be referenced in BLKmode according
12546 to get_inner_reference.
12548 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12550 * calls.c (emit_library_call_value_1): Restore code clearing
12551 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12553 2008-05-14 Olivier Hainque <hainque@adacore.com>
12554 Nicolas Roche <roche@adacore.com>
12556 * configure.ac: Add support for a "gcc_subdir" variable in
12557 config-lang.in, to denote a subdirectory where the language/GCC
12558 integration files are to be found.
12559 * configure: Regenerate.
12561 2008-05-14 Ira Rosen <irar@il.ibm.com>
12563 PR tree-optimization/36098
12564 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12565 value for the first load in the group in case of a gap.
12566 (vect_build_slp_tree): Check that there are no gaps in loads.
12568 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12570 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12571 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12572 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12573 emit_insn and remove unneeded code to construct extra args.
12574 (emit_no_conflict_block): Removed.
12575 * optabls.h: (emit_no_conflict_block): Removed.
12576 * cse.c (cse_extended_basic_block): Remove search for
12577 REG_NO_CONFLICT note.
12578 * global.c: Removed incorrect comment added in revision 117.
12579 * expr.c (convert_move): Change call to emit_no_conflict_block to
12581 * recog.c: Change comments so that they do not mention
12583 * local_alloc.c (combine_regs): Removed last parameter.
12584 (no_conflict_p): Removed.
12585 (block_alloc): Removed note, no_conflict_combined_regno and set
12586 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12587 (combine_regs): Removed already_dead and code to look for
12588 REG_NO_CONFLICT notes.
12589 * lower_subreg (remove_retval_note): Removed code to look for
12590 REG_NO_CONFLICT block.
12591 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12592 (resolve_clobber): Remove code to process libcalls that have
12593 REG_NO_CONFLICT notes.
12594 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12596 * combine.c (can_combine_p, distribute_notes): Removed
12597 REG_NO_CONFLICT case.
12598 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12600 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12601 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12603 * reg-notes.def (NO_CONFLICT): Removed.
12605 2008-05-14 David S. Miller <davem@davemloft.net>
12607 * config/sparc/sparc.c (sparc_profile_hook): If
12608 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12609 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12610 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12612 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12614 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12616 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12619 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12620 and op1 expansion before vector concat to have less live pseudos.
12622 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12624 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12625 ix86_expand_vector_set if supported.
12627 2008-05-13 Diego Novillo <dnovillo@google.com>
12628 Kenneth Zadeck <zadeck@naturalbridge.com>
12630 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12632 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12633 phinodes_print_statistics, init_ssanames, fini_ssanames,
12634 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12635 release_ssa_name, release_defs, replace_ssa_name_symbol,
12636 ssanames_print_statistics): Move ...
12637 * tree-flow.h: ... here.
12638 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12639 Use FN instead of cfun.
12640 (make_ssa_name_fn): Rename from make_ssa_name.
12641 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12642 * tree-flow-inline.h (make_ssa_name): Move from
12643 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12644 * omp-low.c (expand_omp_parallel):
12645 * tree-flow-inline.h (redirect_edge_var_map_result):
12646 * tree-ssa.c (init_tree_ssa): Add argument FN.
12647 Use it instead of cfun. Update all users.
12649 2008-05-13 Tom Tromey <tromey@redhat.com>
12651 PR preprocessor/22168:
12652 * doc/cpp.texi (Top): Update menu.
12653 (Alternatives to Wrapper #ifndef): New node.
12654 (Other Directives): Document deprecation.
12655 (Obsolete Features): Remove menu.
12656 (Assertions): Merge node into Obsolete Features.
12657 (Obsolete once-only headers): Move earlier; rename to Alternatives
12658 to Wrapper #ifndef.
12659 * doc/cppopts.texi: Update.
12660 * c.opt (Wdeprecated): Enable for C and ObjC.
12661 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12662 (C++ Dialect Options): Move -Wno-deprecated from here to...
12663 (Warning Options): ... here.
12665 2008-05-13 Richard Guenther <rguenther@suse.de>
12667 PR middle-end/36227
12668 * fold-const.c (fold_sign_changed_comparison): Do not allow
12669 changes in pointer-ness.
12671 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12674 * config/sh/sh.c (sh_expand_prologue): Don't clear
12675 RTX_FRAME_RELATED_P for push insns.
12677 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12679 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12681 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12683 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12684 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12685 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12687 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12689 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12690 (*vec_concatv4sf_sse): This.
12691 (*sse2_concatv2si): Renamed to ...
12692 (*vec_concatv2si_sse2): This.
12693 (*sse1_concatv2si): Renamed to ...
12694 (*vec_concatv2si_sse): This.
12695 (*vec_concatv2di_rex): Renamed to ...
12696 (*vec_concatv2di_rex64): This.
12697 (*vec_concatv2si_sse4_1): New.
12698 (*vec_concatv2di_rex64_sse4_1): Likewise.
12700 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12702 PR rtl-optimization/36111
12703 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12704 that was created for swappable operands.
12706 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12709 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12710 * configure.ac: Add call to ACX_PROG_GNAT.
12712 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12714 * optc-gen.awk: Fix comment typo.
12716 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12718 * pretty-print.c (pp_integer_with_precision): Use
12719 HOST_LONG_LONG_FORMAT.
12721 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12723 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12725 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12727 * config/i386/i386.c (bdesc_ptest): Removed.
12728 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12729 (bdesc_args): Add __builtin_ia32_ptestz128,
12730 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12731 (ix86_init_mmx_sse_builtins): Updated.
12732 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12733 (ix86_expand_builtin): Updated.
12735 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12737 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12738 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12740 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12742 * value-prof.c (interesting_stringop_to_profile): Do not
12743 return early for BUILT_IN_MEMPCPY.
12745 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12747 * calls.c (expand_call): Don't use callgraph to increase
12748 preferred_stack_boundary.
12750 * cgraph.h (cgraph_rtl_info): Use unsigned on
12751 preferred_incoming_stack_boundary.
12753 * final.c (rest_of_clean_state): Use unsigned on
12754 preferred_stack_boundary.
12756 2008-05-09 Tom Tromey <tromey@redhat.com>
12758 PR preprocessor/22231:
12759 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12762 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12764 PR tree-optimization/36129
12765 * tree-ssa-ccp.c: Include value-prof.h.
12766 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12767 built-in function was folded to a constant.
12768 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12770 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12771 Sebastian Pop <sebastian.pop@amd.com>
12773 * tree-scalar-evolution.c: Document instantiate_scev.
12774 (instantiate_parameters_1): Renamed instantiate_scev_1.
12775 Don't use the same loop for instantiation_loop and evolution_loop.
12776 (instantiate_scev): New.
12777 (instantiate_parameters): Moved...
12778 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12779 same loop twice. Maintains the semantics for this function.
12780 * tree-scalar-evolution.h (instantiate_scev): Declare.
12781 (instantiate_parameters): ...here. Now static inline.
12782 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12783 instead of resolve_mixers.
12785 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12787 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12789 2008-05-09 Tomas Bily <tbily@suse.cz>
12791 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12792 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12793 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12794 * c-common.c (c_common_truthvalue_conversion): Likewise.
12795 * tree-object-size.c (compute_object_offset): Likewise.
12796 * tree-inline.c (estimate_num_insns_1): Likewise.
12797 * varasm.c (const_hash_1, compare_constant, copy_constant)
12798 (compute_reloc_for_constant, output_addressed_constants)
12799 (initializer_constant_valid_p): Likewise.
12800 * c-omp.c (check_omp_for_incr_expr): Likewise.
12801 * gimplify.c (gimplify_expr): Likewise.
12802 * c-typeck.c (c_finish_return): Likewise.
12803 * tree-vectorizer.c (supportable_widening_operation)
12804 (supportable_narrowing_operation): Likewise.
12805 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12806 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12807 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12808 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12809 (descr_info_loc): Likewise.
12810 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12811 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12812 (fold_unary): Likewise.
12813 * builtins.c (get_pointer_alignment): Likewise.
12814 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12815 (instantiate_parameters_1): Likewise.
12816 * tree.c (expr_align, stabilize_reference): Likewise.
12817 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12818 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12819 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12820 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12821 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12822 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12824 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12825 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12826 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12827 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12828 (forward_propagate_comparison)
12829 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12830 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12831 * emit-rtl.c (component_ref_for_mem_expr)
12832 (set_mem_attributes_minus_bitpos): Likewise.
12833 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12834 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12836 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12837 (build_function_call, pointer_diff, build_compound_expr)
12838 (c_finish_return): Likewise.
12839 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12840 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12842 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12843 * expr.c (is_aligning_offset): Likewise.
12844 * tree-ssa-alias.c (is_escape_site): Likewise.
12845 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12846 (check_all_va_list_escapes): Likewise.
12847 * tree-ssa-loop-ivopts.c (determine_base_object)
12848 (determine_common_wider_type): Likewise.
12849 * dojump.c (do_jump): Likewise.
12850 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12851 * tree-gimple.c (is_gimple_cast): Likewise.
12852 * fold-const.c (decode_field_reference, )
12853 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12854 (fold_binary): Likewise.
12855 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12856 (already_warned_in_frontend_p): Likewise.
12857 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12858 * tree.c (really_constant_p, get_unwidened): Likewise.
12859 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12860 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12861 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12863 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12865 (CONVERT_EXPR_P): Define.
12866 (CASE_CONVERT): Define.
12868 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12870 PR middle-end/36117
12871 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12872 (delete_unmarked_insns): When deleting a call, call
12873 delete_unreachable_blocks.
12874 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12875 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12877 2008-05-08 Richard Guenther <rguenther@suse.de>
12879 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12880 (-ftree-salias): Likewise.
12881 (salias-max-implicit-fields): Remove param documentation.
12882 (salias-max-array-elements): Likewise.
12883 * tree-pass.h (pass_create_structure_vars): Remove.
12884 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12885 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12886 * tree-ssa-alias.c (create_structure_vars): Remove.
12887 (gate_structure_vars): Likewise.
12888 (pass_create_structure_vars): Likewise.
12889 (gate_build_alias): Likewise.
12890 (pass_build_alias): Adjust to run always and dump the function.
12891 * common.opt (ftree-salias): Hide.
12892 * passes.c (init_optimization_passes): Remove
12893 pass_create_structure_vars, adjust comment.
12894 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12895 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12896 * opts.c (decode_options): Do not set flag_tree_salias.
12897 (common_handle_option): Add OPT_ftree_salias to the backward
12898 compatibility section.
12900 2008-05-08 Richard Guenther <rguenther@suse.de>
12902 * tree-flow-inline.h (var_can_have_subvars): Move ...
12903 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12904 * tree-flow.h (var_can_have_subvars): Remove.
12905 (push_fields_onto_fieldstack): Remove.
12906 (sort_fieldstack): Likewise.
12907 (struct fieldoff): Move ...
12908 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12909 alias_set and base_for_components fields.
12910 (sort_fieldstack): Make static.
12911 (push_fields_onto_fieldstack): Likewise. Remove code that
12912 handles anything but RECORD_TYPEs. Remove alias_set and
12913 base_for_components handling.
12914 (create_variable_info_for): Adjust.
12916 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12918 * common.opt (Wframe-larger-than=): Shorten the help message
12920 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12922 2008-05-08 Rafael Espindola <espindola@google.com>
12924 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12926 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12927 trap and that both operands are gimple values.
12928 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12929 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12932 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12934 * read-rtl.c (join_c_conditions): Return the first string if the
12935 two strings are equal.
12937 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12939 * gensupport.h (pred_data): Add a "num_codes" field.
12940 (add_predicate_code): Declare.
12941 * gensupport.c (add_predicate_code): New function.
12942 (std_pred_table): Add an "allows_const_p" field.
12943 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12944 Remove the (incomplete) list of such codes from the codes field.
12945 (init_predicate_table): Use add_predicate_code. Add all
12946 RTX_CONST_OBJs if allows_const_p is true.
12947 * genrecog.c (process_define_predicate): Use add_predicate_code.
12949 2008-05-08 David Daney <ddaney@avtrex.com>
12950 Richard Sandiford <rsandifo@nildram.co.uk>
12952 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12953 special case of constant zero operands.
12954 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12955 old and new values. Special case constant zero values.
12956 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12958 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12959 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12961 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12964 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12965 similar RTX_CONST_OBJ before CONST_INT.
12967 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12969 * stmt.c (expand_stack_restore): Change sa mode if needed.
12971 2008-05-08 Richard Guenther <rguenther@suse.de>
12973 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12974 return type to bool.
12975 (ix86_sol10_return_in_memory): Likewise.
12976 (ix86_i386elf_return_in_memory): Likewise.
12977 (ix86_i386interix_return_in_memory): Likewise.
12978 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12979 (ix86_sol10_return_in_memory): Likewise.
12980 (ix86_i386elf_return_in_memory): Likewise.
12981 (ix86_i386interix_return_in_memory): Likewise.
12983 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12986 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12988 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12989 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12992 2008-05-08 Richard Guenther <rguenther@suse.de>
12994 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12995 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12996 (DR_SUBVARS): Remove.
12997 * tree-dfa.c (dump_subvars_for): Remove.
12998 (debug_subvars_for): Likewise.
12999 (dump_variable): Do not dump subvars.
13000 (remove_referenced_var): Do not remove subvars.
13001 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13002 (lookup_subvars_for_var): Remove.
13003 (get_subvars_for_var): Likewise.
13004 (get_subvars_at): Likewise.
13005 (get_first_overlapping_subvar): Likewise.
13006 (overlap_subvar): Likewise.
13007 * tree-flow.h (subvar_t): Remove.
13008 (struct var_ann_d): Remove subvars field.
13009 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13010 argument. Remove special handling of SFTs.
13011 (compute_tag_properties): Likewise.
13012 (set_initial_properties): Likewise.
13013 (compute_call_clobbered): Likewise.
13014 (count_mem_refs): Likewise.
13015 (compute_memory_partitions): Likewise.
13016 (compute_flow_insensitive_aliasing): Likewise.
13017 (setup_pointers_and_addressables): Likewise.
13018 (new_type_alias): Likewise.
13019 (struct used_part): Remove.
13020 (used_portions): Likewise.
13021 (struct used_part_map): Likewise.
13022 (used_part_map_eq): Likewise.
13023 (used_part_map_hash): Likewise.
13024 (free_used_part_map): Likewise.
13025 (up_lookup): Likewise.
13026 (up_insert): Likewise.
13027 (get_or_create_used_part_for): Likewise.
13028 (create_sft): Likewise.
13029 (create_overlap_variables_for): Likewise.
13030 (find_used_portions): Likewise.
13031 (create_structure_vars): Likewise.
13032 * tree.def (STRUCT_FIELD_TAG): Remove.
13033 * tree.h (MTAG_P): Adjust.
13034 (struct tree_memory_tag): Remove base_for_components and
13035 unpartitionable flags.
13036 (struct tree_struct_field_tag): Remove.
13037 (SFT_PARENT_VAR): Likewise.
13038 (SFT_OFFSET): Likewise.
13039 (SFT_SIZE): Likewise.
13040 (SFT_NONADDRESSABLE_P): Likewise.
13041 (SFT_ALIAS_SET): Likewise.
13042 (SFT_UNPARTITIONABLE_P): Likewise.
13043 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13044 (union tree_node): Remove sft field.
13045 * alias.c (get_alias_set): Remove special handling of SFTs.
13046 * print-tree.c (print_node): Remove handling of SFTs.
13047 * tree-dump.c (dequeue_and_dump): Likewise.
13048 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13049 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13050 * tree-predcom.c (set_alias_info): Do not set subvars.
13051 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13052 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13053 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13054 (add_vars_for_offset): Remove.
13055 (add_virtual_operand): Remove special handling of SFTs.
13056 (add_call_clobber_ops): Likewise.
13057 (add_call_read_ops): Likewise.
13058 (get_asm_expr_operands): Likewise.
13059 (get_modify_stmt_operands): Likewise.
13060 (get_expr_operands): Likewise.
13061 (add_to_addressable_set): Likewise.
13062 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13063 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13064 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13065 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13066 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13067 (tree_node_structure): Likewise.
13068 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13070 (find_what_p_points_to): Likewise.
13072 2008-05-08 Sa Liu <saliu@de.ibm.com>
13074 * config/spu/spu.md: Fixed subti3 pattern.
13076 2008-05-08 Richard Guenther <rguenther@suse.de>
13078 PR middle-end/36154
13079 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13080 sure to create a representative for trailing arrays for PTA.
13082 2008-05-08 Richard Guenther <rguenther@suse.de>
13084 PR middle-end/36172
13085 * fold-const.c (operand_equal_p): Two objects which types
13086 differ in pointerness are not equal.
13088 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13090 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13091 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13092 (emit_library_call_value_1): Add new variable fndecl initialized by
13093 NULL_TREE. It should be the decl type of orgfun, but this information
13094 seems not to be available here, so it uses the default calling abi.
13095 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13096 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13097 by TARGET_RETURN_IN_MEMORY.
13098 * config/i386/i386-interix.h: Likewise.
13099 * config/i386/i386.h: Likewise.
13100 * config/i386/i386elf.h: Likewise.
13101 * config/i386/ptx4-i.h: Likewise.
13102 * config/i386/sol2-10.h: Likewise.
13103 * config/i386/sysv4.h: Likewise.
13104 * config/i386/vx-common.h: Likewise.
13105 * config/cris/cris.h: Removed #if 0 clause.
13106 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13107 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13109 (ix86_sol10_return_in_memory): Likewise.
13110 (ix86_i386elf_return_in_memory): New.
13111 (ix86_i386interix_return_in_memory): New.
13112 * config/mt/mt-protos.h (mt_return_in_memory): New.
13113 * config/mt/mt.c: Likewise.
13114 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13115 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13116 * config/bfin/bfin.h: Likewise.
13117 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13119 * config/bfin/bfin.c: Likewise.
13120 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13121 * config/alpha/unicosmk.h: Likewise.
13122 * config/i386/cygming.h: Likewise.
13123 * config/iq2000/iq2000.h: Likewise.
13124 * config/mips/mips.h: Likewise.
13125 * config/mn10300/mn10300.h: Likewise.
13126 * config/rs6000/rs6000.h: Likewise.
13127 * config/score/score.h: Likewise.
13128 * config/spu/spu.h: Likewise.
13129 * config/v850/v850.h: Likewise.
13130 * defaults.h: Likewise.
13131 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13132 * expr.c (emit_block_move): Adjust use of
13133 OUTGOING_REG_PARM_STACK_SPACE.
13134 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13135 OUTGOING_REG_PARM_STACK_SPACE.
13136 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13138 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13140 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13141 on OMP_RETURN for OMP_FOR.
13144 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13145 (fortran_common): New function.
13146 (gen_variable_die): Call fortran_common instead of common_check,
13147 adjust for it returning tree instead of rtx. Formatting.
13149 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13153 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13154 * c-decl.c (merge_decls): Ditto.
13155 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13156 to RTL_CONST_OR_PURE_CALL_P.
13157 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13158 Initialized DECL_LOOPING_CONST_PURE.
13159 (process_call_operands): Set tree_side_effects properly.
13160 * tree.h (TREE_READONLY_DECL_P): Removed.
13161 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13162 (DECL_LOOPING_OR_CONST_P): New macro.
13163 (struct tree_function_decl): Added looping_const_or_pure_p.
13164 (ECF_*) Renumbered.
13165 (ECF_LOOPING_OR_CONST_P): New macro.
13166 * rtlanal.c (pure_const_p): Removed.
13167 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13168 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13169 to RTL_CONST_CALL_P.
13170 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13171 (check_decl, check_tree, check_call, scan_function): Initialize
13173 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13174 (static_execute): Set looping true for recursive functions.
13175 Undo setting state to IPA_NEITHER for recursive functions.
13176 * cse.c (cse_insn):
13177 * ifcvt.c (noce_can_store_speculate_p): Changed
13178 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13179 RTL_CONST_OR_PURE_CALL_P.
13180 * dse.c (scan_insn): Ditto.
13181 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13182 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13183 RTL_CONST_OR_PURE_CALL_P.
13184 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13185 pure_call_p to RTL_CONST_CALL_P.
13186 * gimplify.c (gimplify_call_expr): Clear side effects for
13187 non-looping pure and constant calls.
13188 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13189 (flags_from_decl_or_type): Set ecf flags from decl flags.
13190 (initialize_argument_information): Turn off
13191 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13192 Change const to pure if callee_copies is true rather than just
13194 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13195 way of marking pure calls.
13196 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13197 Remove hack that was supposed to fix pr7335 and remove old
13198 way of marking pure calls.
13199 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13200 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13201 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13202 RTL_CONST_OR_PURE_CALL_P.
13203 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13204 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13205 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13206 * sched-deps.c (schedule_analyze): Ditto.
13207 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13208 return_val field of calls to represent pure and const function info.
13209 (CONST_OR_PURE_CALL_P): Deleted macro.
13210 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13211 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13212 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13214 * tree-optimize.c (execute_fixup_cfg): Added test for
13215 ECF_LOOPING_CONST_OR_PURE.
13216 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13218 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13219 effects for looping pure or const calls.
13220 (verify_gimple_expr): Added verification code.
13221 * config/alpha/alpha.c (alpha_legitimize_address,
13222 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13224 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13225 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13226 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13227 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13228 RTL_CONST_OR_PURE_CALL_P.
13229 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13230 and const calls to be deleted.
13232 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13235 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13236 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13237 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13238 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13239 to handle nonimmediate operands.
13240 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13241 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13242 to handle nonimmediate operands.
13243 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13244 (mmx_pmulhrwv4hi3): New expander. Use
13245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13246 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13247 (sse2_umulv1siv1di3): New expander. Use
13248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13249 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13250 (mmx_eq<mode>3): New expander. Use
13251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13252 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13253 (mmx_uavgv8qi3): New expander. Use
13254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13255 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13256 (mmx_uavgv4hi3): New expander. Use
13257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13259 * config/i386/sse.md
13260 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13261 to handle nonimmediate operands.
13262 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13263 to handle nonimmediate operands.
13264 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13265 to handle nonimmediate operands.
13266 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13267 to handle nonimmediate operands.
13268 (sse2_unpckhpd_exp): New expander. Use
13269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13270 (sse2_unpcklpd_exp): New expander. Use
13271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13272 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13273 to handle nonimmediate operands.
13274 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13275 to handle nonimmediate operands.
13276 (*sse2_<plusminus_insn><mode>3): Rename from
13277 sse2_<plusminus_insn><mode>3 insn pattern.
13278 (sse2_<plusminus_insn><mode>3): New expander. Use
13279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13280 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13281 (sse2_umulv2siv2di3): New expander. Use
13282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13283 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13284 (sse4_1_mulv2siv2di3): New expander. Use
13285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13286 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13287 (sse2_pmaddwd): New expander. Use
13288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13289 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13290 (sse2_eq<mode>3): New expander. Use
13291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13292 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13293 (sse4_1_eqv2di3): New expander. Use
13294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13295 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13296 (sse2_uavgv16qi3): New expander. Use
13297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13298 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13299 (sse2_uavgv16qi3): New expander. Use
13300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13301 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13302 (sse2_uavgv8hi3): New expander. Use
13303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13304 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13305 (ssse3_pmulhrswv8hi3): New expander. Use
13306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13307 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13308 (ssse3_pmulhrswv4hi3): New expander. Use
13309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13311 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13312 (<sse>_vmmul<mode>3): Ditto.
13313 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13315 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13316 (ssse3_pmaddubsw): Ditto.
13318 * config/i386/i386.c (struct_builtin_description)
13319 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13320 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13321 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13322 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13323 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13324 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13325 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13326 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13327 (ix86_fixup_binary_operands): Assert that src1
13328 and src2 must have the same mode when swapped.
13329 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13330 and ix86_binary_operator_ok. Do not force operands in registers
13333 2008-05-07 Jan Hubicka <jh@suse.cz>
13335 * cgraph.c (dump_cgraph_node): Update.
13336 * cgraph.h (cgraph_local_info): Break out inline summary.
13337 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13339 * ipa-inline (inline_summary): New accestor function.
13340 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13341 cgraph_decide_inlining, compute_inline_parameters): Update.
13342 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13344 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13346 Cleanup ColdFire scheduling support and add V4 pipeline model.
13348 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13349 (define_attr cpu): Add cfv4 value.
13350 (define_attr type, define_attr type1): Merge into a single 'type'
13351 attribute. Update all uses.
13352 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13353 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13355 (define_attr opx_mem, define_attr opy_mem): Remove.
13356 (define_attr op_mem): Clean up, update comment.
13357 (define_attr size): Use specific values instead of general int.
13358 (define_attr guess, define_attr split): Remove. Update all uses.
13359 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13360 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13361 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13362 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13363 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13364 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13365 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13366 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13367 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13368 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13369 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13370 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13371 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13372 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13373 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13374 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13375 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13376 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13377 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13378 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13379 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13380 Update or set attributes.
13381 (stack_tie): New fake instruction.
13383 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13384 (m68k_sched_attr_size): Update declaration.
13385 (m68k_sched_attr_type2): Remove.
13386 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13387 Declare new bypass predicates.
13389 * config/m68k/m68k.c (m68k_sched_issue_rate,
13390 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13392 (TARGET_SCHED_ISSUE_RATE,
13393 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13394 (override_options): Handle scheduling for ColdFire V4 core.
13395 (m68k_expand_prologue): Emit stack_tie.
13396 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13397 'OP_TYPE_FPN'. Update all uses.
13398 (sched_guess_p): Remove.
13399 (sched_address_type): Handle symbolic addresses.
13400 (sched_get_operand): New static function.
13401 (sched_operand_type): Merge into sched_attr_op_type.
13402 (sched_attr_op_type): Handle FP registers, handle quick constants,
13404 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13405 (m68k_sched_attr_size): Update. Move logic to ...
13406 (sched_get_attr_size_int): New static function.
13407 (sched_get_opxy_mem_type): New static function.
13408 (m68k_sched_attr_op_mem): Update.
13409 (m68k_sched_attr_type2): Remove.
13410 (sched_cfv4_bypass_data): New static variable.
13411 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13412 (m68k_sched_issue_rate): Implement scheduler hook.
13413 (struct _sched_ib: enabled_p): New field.
13414 (m68k_sched_variable_issue): Update. Handle V4.
13415 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13416 sched_dump_class_func_t, sched_dump_split_class,
13417 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13418 sched_dump_dfa_class, m68k_sched_dump): Remove.
13419 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13421 (m68k_sched_init_global): Remove statisctics dumping, introduce
13422 sanity check that all instructions have pipeline reservations. Handle
13424 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13425 Handle ColdFire V4 core.
13426 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13427 New static functions.
13428 (m68k_sched_address_bypass_p): New bypass predicate.
13429 (sched_get_indexed_address_scale): New static function.
13430 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13432 * cf.md: Update comments.
13433 (define_attr type2): Remove. Use 'type' attribute instead.
13435 (cf_ib): Rename to cfv123_ib. Update all uses.
13436 (cf_oep): Rename to cfv123_oep. Update all uses.
13437 (cf_chr): Rename to cfv123_chr. Update all uses.
13438 (cf_mem): Rename to cfv123_mem. Update all uses.
13439 (cf_mac): Move to more appropriate place.
13440 (cfv123_guess): New automaton and cpu_unit.
13441 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13442 Update uses of 'size' attribute. Handle before reload scheduling.
13443 (cfv123_guess): New dummy reservation for unhandled instructions.
13444 (cfv4_*): Pipeline description of ColdFire V4 core.
13445 (ignore): New reservation to handle 'ignore' type.
13447 2008-05-07 Ian Lance Taylor <iant@google.com>
13449 PR middle-end/36013
13450 * gimplify.c (find_single_pointer_decl_1): Don't look through
13452 (find_single_pointer_decl): Adjust comments.
13454 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13456 PR middle-end/36137
13457 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13458 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13460 PR middle-end/36106
13461 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13462 integral type rather than floating point, then VIEW_CONVERT_EXPR
13463 to the floating point type.
13465 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13468 TFmode op0 to register.
13470 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13472 * c-decl.c (grokdeclarator): Comment typo.
13474 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13476 * tree-flow.h: Remove prototype for computed_goto_p.
13477 * tree-cfg.c (computed_goto_p): Make static.
13479 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13482 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13483 (contains_aligned_value_p): This. Handle _Decimal128.
13484 (ix86_function_arg_boundary): Only align _Decimal128 to its
13485 natural boundary and handle it properly.
13487 2008-05-06 Martin Jambor <mjambor@suse.cz>
13489 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13490 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13491 (ipcp_method_set_orig_node): Removed.
13492 (ipcp_cval_get_cvalue_type): Removed.
13493 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13494 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13495 (ipcp_cval_set_cvalue_type): Removed.
13496 (ipcp_cval_get_cvalue): Removed.
13497 (ipcp_cval_set_cvalue): Removed.
13498 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13499 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13500 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13501 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13502 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13503 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13504 (ipcp_get_ith_lattice): Changed parameters.
13505 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13506 (ipcp_lattice_from_jfunc): Changed parameters.
13507 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13508 (ipcp_method_cval_print): Added temporary variable info.
13509 (ipcp_redirect): Removed already unused local variable caller.
13510 (ipcp_redirect): New temporary variable orig_callee_info
13511 (ipcp_redirect): Removed newly unused local variable callee.
13512 (ipcp_redirect): Removed (a bit confusing) local variable type.
13513 (ipcp_insert_stage): Added local variable info.
13514 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13516 (ipcp_formal_create): Removed.
13517 (ipcp_method_cval_set): Removed.
13518 (ipcp_propagate_stage): Renamed lattice variables.
13519 (ipcp_method_cval_set_cvalue_type): Removed.
13520 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13521 (ipcp_print_all_lattices): Changed printed strings to refer to
13522 lattices rather than cvals.
13523 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13524 (ipcp_propagate_const): Changed formal parameters.
13525 (build_const_val): Changed formal parameters.
13526 (ipcp_insert_stage): Removed useless variable cvalue
13527 (build_const_val): Changed formal parameters.
13528 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13529 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13530 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13531 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13532 (ipcp_print_func_profile_counts): Changed string from "method" to
13534 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13535 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13536 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13537 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13538 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13539 (ipcp_lat_is_const): Changed parameters and made inline.
13540 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13541 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13542 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13543 the predicate condition directly
13544 (ipcp_propagate_stage): Added local variable args. Removed local
13545 variable callee. (Both are mere code simplifications.)
13546 (ipcp_method_dont_insert_const): Renamed to
13547 ipcp_node_not_modifiable_p.
13548 (ipcp_node_not_modifiable_p): Made inline.
13549 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13550 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13551 (ipcp_print_all_lattices): Removed variable cvalue
13552 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13555 2008-05-06 Olivier Hainque <hainque@adacore.com>
13557 * tree-sra.c (try_instantiate_multiple_fields): Early return
13558 if field has POINTER_TYPE.
13560 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13562 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13563 by using 'q' specifier for instruction.
13564 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13566 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13568 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13569 Change mode of zero_extract from QImode to HImode.
13570 (sign bit tests peepholes): (Ditto.).
13572 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13574 * config/i386/mmx.md: Remove double backslashes from asm templates.
13575 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13576 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13577 to handle nonimmediate operands.
13578 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13579 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13580 to handle nonimmediate operands.
13581 (*mmx_<code>v2sf3_finite): New insn pattern.
13582 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13583 (mmx_<code>v2sf3): New expander. Use
13584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13585 (mmx_<plusminus_insn><mode>3): New expander. Use
13586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13587 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13588 (mmx_add<mode>3): Removed.
13589 (mmx_ssadd<mode>3): Ditto.
13590 (mmx_usadd<mode>3): Ditto.
13591 (mmx_sub<mode>3): Ditto.
13592 (mmx_sssub<mode>3): Ditto.
13593 (mmx_ussub<mode>3): Ditto.
13594 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13595 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13596 to handle nonimmediate operands.
13597 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13599 (mmx_smulv4hi3_highpart): New expander. Use
13600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13601 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13603 (mmx_umulv4hi3_highpart): New expander. Use
13604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13605 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13606 (mmx_<code>v4hi3): New expander. Use
13607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13608 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13609 (mmx_<code>v8qi3): New expander. Use
13610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13611 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13612 (mmx_<code><mode>3): New expander. Use
13613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13615 2008-05-05 Jan Hubicka <jh@suse.cz>
13617 PR tree-optimization/36118
13618 * passes.c (pass_init_dump_file): Fix dump header.
13620 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13622 PR middle-end/36141
13623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13624 VCE for function decls.
13626 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13628 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13630 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13632 * config/i386/i386.md (sat_plusminus): New.
13633 (plusminus_insn): Likewise.
13634 (plusminus_mnemonic): Likewise.
13636 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13637 (*<addsub><mode>3_cc_overflow): Renamed to ...
13638 (*<plusminus_insn><mode>3_cc_overflow): This.
13639 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13640 (*<plusminus_insn>si3_zext_cc_overflow): This.
13642 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13643 (<plusminus_insn><mode>3): This.
13644 (*<addsub><mode>3): Renamed to ...
13645 (*<plusminus_insn><mode>3): This.
13646 (<sse>_vm<addsub><mode>3): Renamed to ...
13647 (<sse>_vm<plusminus_insn><mode>3): This.
13648 (sse3_h<addsub>v4sf3): Renamed to ...
13649 (sse3_h<plusminus_insn>v4sf3): This.
13650 (sse3_h<addsub>v2df3): Renamed to ...
13651 (sse3_h<plusminus_insn>v2df3): This.
13652 (<plusminus_insn><mode>3): New.
13653 (*<plusminus_insn><mode>3): Likewise.
13654 (sse2_<plusminus_insn><mode>3): Likewise.
13655 (add<mode>): Removed.
13656 (*add<mode>3): Likewise.
13657 (sse2_ssadd<mode>3): Likewise.
13658 (sse2_usadd<mode>3): Likewise.
13659 (sub<mode>3): Likewise.
13660 (*sub<mode>3): Likewise.
13661 (sse2_sssub<mode>3): Likewise.
13662 (sse2_ussub<mode>3): Likewise.
13664 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13666 * gthr-single.h: Add in required interface elements as per gthr.h.
13667 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13668 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13669 Generalize UNUSED macro.
13670 (__gthread_once): Add.
13671 (__gthread_key_create): Add.
13672 (__gthread_key_delete): Add.
13673 (__gthread_getspecific): Add.
13674 (__gthread_setspecific): Add.
13676 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13678 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13679 the same size types for the indirect reference on the rhs, then
13682 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13684 * config/i386/i386.md
13685 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13686 one insn template instead of template series.
13687 (*xordi_1_rex64): Ditto.
13688 (*xordi_2_rex64): Ditto.
13690 2008-05-05 Ira Rosen <irar@il.ibm.com>
13692 PR tree-optimization/36119
13693 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13696 2008-06-04 Jan Hubicka <jh@suse.cz>
13698 tree-optimization/36100
13699 * tree-pass.h (pass_O0_always_inline): Declare.
13700 * ipa-inline.c (inline_transform): Remove dead code.
13701 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13702 pass_O0_always_inline): New.
13703 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13705 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13707 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13708 mnemonic in this_param move for TARGET_64BIT.
13710 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13712 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13713 (*strmovsi_rex_1): Ditto.
13714 (*strsetsi_1): Ditto.
13715 (*strsetsi_rex_1): Ditto.
13717 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13718 adddicc expanders using SWI mode iterator.
13720 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13726 2008-05-04 David S. Miller <davem@davemloft.net>
13728 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13729 (sparc*-*-linux*): Use linux.h in tm_file.
13730 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13731 compiler defaulting to 32-bit.
13732 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13734 * config/sparc/linux.h: Remove definitions now obtained
13735 properly from linux.h
13736 * config/sparc/linux64.h: Likewise.
13737 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13738 don't want this setting for 32-bit builds in a biarch compiler.
13739 * doc/install.texi: Add sparc-linux to list of targets
13740 supporting --enable-targets=all.
13742 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13744 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13746 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13748 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13749 after V4SI_FTYPE_V8HI.
13750 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13751 case V4SI_FTYPE_V2DF.
13753 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13755 * doc/invoke.texi (max-flow-memory-locations): Removed.
13756 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13758 2008-05-03 Richard Guenther <rguenther@suse.de>
13760 PR middle-end/34973
13761 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13763 2008-05-02 David S. Miller <davem@davemloft.net>
13765 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13767 2008-05-02 Simon Baldwin <simonb@google.com>
13770 * c-common.h (warn_array_subscript_range): Removed.
13771 * c-common.c (warn_array_subscript_range): Ditto.
13772 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13773 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13775 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13777 * config/i386/i386.c (ix86_special_builtin_type): New.
13778 (bdesc_special_args): Likewise.
13779 (ix86_expand_special_args_builtin): Likewise.
13780 (ix86_init_mmx_sse_builtins): Updated.
13781 (ix86_expand_builtin): Updated.
13782 (ix86_expand_store_builtin): Removed.
13783 (ix86_expand_unop_builtin): Likewise.
13785 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13786 * config/i386/mmintrin.h (__v2sf): Here.
13788 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13790 (_mm_loadl_pi): Likewise.
13791 (_mm_storeh_pi): Replace __v2si with __v2sf.
13792 (_mm_storel_pi): Likewise.
13794 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13795 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13796 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13797 __builtin_ia32_loadlpd.
13799 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13801 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13802 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13803 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13804 (ix86_init_mmx_sse_builtins): Updated.
13805 (ix86_expand_args_builtin): Likewise.
13806 (ix86_expand_builtin): Likewise.
13807 (ix86_expand_unop1_builtin): Renamed to ...
13808 (ix86_expand_unop_vec_merge_builtin): This.
13810 2008-05-01 Jan Hubicka <jh@suse.cz>
13813 * ipa-inline.c (inline_generate_summary): Make static.
13814 (inline_transform): Do not call inlining at -O0; make static.
13815 * passes.c (execute_todo): Add sanity check.
13816 (execute_one_ipa_transform_pass): Execute proper flags.
13818 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13820 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13821 (DECL_NONADDRESSABLE_P): Likewise.
13822 * alias.c (record_component_aliases): Fix comment.
13824 2008-05-01 Simon Baldwin <simonb@google.com>
13826 * c-common.h (warn_array_subscript_range): New function.
13827 * c-common.c (warn_array_subscript_range): Ditto.
13828 * tree-vrp.c (check_array_ref): Corrected code to agree with
13829 comment, ignoring only arrays of size 0 or size 1.
13830 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13832 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13834 * config/i386/i386.c (ix86_builtin_type): Replace
13835 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13836 (bdesc_args): Updated.
13837 (ix86_init_mmx_sse_builtins): Likewise.
13838 (ix86_expand_args_builtin): Likewise.
13840 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13843 * doc/extend.texi: Correct __builtin_ia32_palignr.
13845 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13848 * config/i386/i386.c (bdesc_crc32): Removed.
13849 (ix86_expand_crc32): Likewise.
13850 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13851 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13852 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13853 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13854 UINT_FTYPE_UINT_UCHAR.
13855 (bdesc_args): Updated. Add crc32 builtins.
13856 (ix86_init_mmx_sse_builtins): Updated.
13857 (ix86_expand_args_builtin): Updated to support subreg.
13859 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13861 2008-05-01 Jan Hubicka <jh@suse.cz>
13863 * tree-pass.h (opt_pass): Add IPA_PASS.
13864 (varpool_node, cgraph_node): Forward declare.
13865 (ipa_opt_pass): Define.
13866 (pass_ipa_inline): Turn into ipa_opt_pass.
13867 (pass_apply_inline): Remove.
13868 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13869 (apply_inline): Turn into ....
13870 (inline_transform): ... this one.
13871 (inline_generate_summary): New function.
13872 (pass_apply_inline): Remove.
13873 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13875 (struct function): Add ipa_transforms_to_apply.
13876 * passes.c (register_one_dump_file): Work on IPA_PASS.
13877 (init_optimization_passes): Remove pass_inline_parameters and
13879 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13880 (execute_one_pass) ... here; apply transforms when possible.
13881 (add_ipa_transform_pass, execute_ipa_summary_asses,
13882 execute_one_ipa_transform_pass): New.
13883 (execute_ipa_pass_list): Update for IPA_PASS type.
13885 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13887 * config/i386/i386.c (ix86_builtin_type): Add
13888 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13889 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13890 (bdesc_args): Add SSE4a builtins.
13891 (ix86_init_mmx_sse_builtins): Updated.
13892 (ix86_expand_args_builtin): Likewise.
13893 (ix86_expand_builtin): Likewise.
13895 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13897 * config/i386/i386.c (ix86_builtin_type): Add
13898 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13899 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13900 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13901 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13902 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13903 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13904 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13905 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13906 and DI_FTYPE_DI_DI_INT.
13907 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13908 (ix86_init_mmx_sse_builtins): Updated.
13909 (ix86_expand_args_builtin): Likewise.
13910 (ix86_expand_builtin): Likewise.
13911 (ix86_expand_binop_imm_builtin): Removed.
13913 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13915 2008-04-30 Richard Guenther <rguenther@suse.de>
13917 PR tree-optimization/32921
13918 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13920 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13922 * config/arm/arm.c (arm_unwind_emit): Use
13923 crtl->all_throwers_are_sibcalls instead of
13924 cfun->all_throwers_are_sibcalls.
13925 (arm_output_fn_unwind): Likewise.
13926 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13927 instead of cfun->uses_pic_offset_table.
13928 (frv_expand_prologue): Likewise.
13929 (frv_frame_pointer_required): Likewise.
13930 (frv_expand_fdpic_call): Likewise.
13931 (frv_emit_movsi): Likewise.
13932 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13933 cfun->returns_pcc_struct instead of
13934 current_function_returns_pcc_struct.
13935 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13936 instead of cfun->calls_eh_return.
13937 (m32c_pushm_popm): Likewise.
13938 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13939 "extern" declaration.
13941 2008-04-30 Richard Guenther <rguenther@suse.de>
13943 PR tree-optimization/21636
13944 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13946 (evaluate_stmt): Print the likely value.
13947 (ccp_visit_stmt): Avoid excessive vertical spacing.
13949 2008-04-30 Rafael Espindola <espindola@google.com>
13951 * builtins.c (fold_call_expr): Return realret.
13952 * tree-ssa-threadedge.c
13953 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13954 __builtin_object_size.
13956 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13958 * gcc.c (wrapper_string): New variable.
13959 (insert_wrapper): New function.
13960 (execute): New option -wrapper.
13961 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13963 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13965 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13966 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13967 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13969 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13970 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13971 config/rs6000/e500crtres64gprctr.asm,
13972 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13973 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13974 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13975 config/rs6000/e500crtsav64gprctr.asm,
13976 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13977 config/rs6000/e500crtsavg64gprctr.asm: New files.
13978 * config/rs6000/t-ppccomm: Add build rules for new files.
13979 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13980 * config/rs6000/t-netbsd: Add build rules for new files.
13981 (LIB2FUNCS_STATIC_EXTRA): New variable.
13982 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13983 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13984 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13986 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (ix86_builtin_type): Add
13989 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13990 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13991 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13992 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13993 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13994 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13995 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13996 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13997 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13998 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13999 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14000 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14001 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14002 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14003 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14004 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14005 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14006 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14007 V1DI_FTYPE_V2SI_V2SI.
14008 (bdesc_2arg): Moved to ...
14009 (bdesc_args): Here.
14010 (ix86_init_mmx_sse_builtins): Updated.
14011 (ix86_expand_args_builtin): Updated. Take a pointer
14012 to const struct builtin_description. Handle comparison
14014 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14015 (ix86_expand_builtin): Updated.
14017 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14018 (ssse3_pmaddubsw128): This.
14019 (ssse3_pmaddubswv4hi3): Renamed to ...
14020 (ssse3_pmaddubsw): This.
14022 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14023 (__builtin_ia32_packssdw128): Likewise.
14024 (__builtin_ia32_packuswb128): Likewise.
14025 (__builtin_ia32_pmaddubsw): Likewise.
14026 (__builtin_ia32_pmaddubsw128): Likewise.
14028 2008-04-30 Richard Guenther <rguenther@suse.de>
14030 PR tree-optimization/14847
14031 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14032 (recognize_bits_test): Use it.
14033 (recognize_single_bit_test): Likewise.
14035 2008-04-30 Martin Jambor <mjambor@suse.cz>
14037 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14038 instead of setting number of formal parameters to zero.
14039 (ipcp_init_stage): Do not set the number of actual parameters to zero
14041 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14042 which are called with variable number of arguments.
14043 (ipcp_insert_stage): Explicitely skipping all nodes which are
14044 called with variable number of arguments.
14045 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14046 number of parameters.
14048 * ipa-prop.h (struct ipa_node_params): Added flag
14049 called_with_var_arguments
14050 (ipa_set_param_count): Added. Changed sole setter to use it.
14051 (ipa_get_param_count): Added. All readers of param_count
14052 converted to use it instead.
14053 (ipa_set_called_with_variable_arg): Added.
14054 (ipa_is_called_with_var_arguments): Added.
14055 (ipa_get_ith_param): Added. All readers of param_decls converted
14057 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14059 (ipa_get_cs_argument_count): Added, all readers of argument_count
14061 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14064 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14065 (struct ipcp_lattice): Renamed cval_type to type
14066 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14068 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14069 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14070 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14071 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14072 (build_const_val): Changed the type of parameter cvalue to tree
14073 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14074 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14076 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14079 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14080 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14081 (ipa_add_method): Renamed to ipa_push_func_to_list
14082 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14083 (ipa_callsite_param_count): Removed.
14084 (ipa_callsite_param_count_set): Removed.
14085 (ipa_callsite_param): Removed.
14086 (ipa_callsite_callee): Removed.
14087 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14088 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14089 (ipa_method_formal_count): Removed.
14090 (ipa_method_formal_count_set): Removed.
14091 (ipa_method_get_tree): Removed.
14092 (ipa_method_tree_map_create): Removed.
14093 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14094 (ipa_create_param_decls_array): Creates the array itself
14095 (ipa_create_param_decls_array): Temporary variable info instead of
14096 a few dereferences.
14097 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14098 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14099 (get_type): Removed.
14100 (ipa_jf_get_info_type): Removed.
14101 (ipa_node_create): Renamed to ipa_create_node_params
14102 (ipa_free): Renamed to ipa_free_all_node_params
14103 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14104 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14105 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14106 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14107 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14108 ipa_free_all_edge_args
14109 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14110 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14111 (ipa_create_methodlist_node): Removed.
14112 (ipa_methodlist_method): Removed.
14113 (ipa_methodlist_method_set): Removed.
14114 (ipa_methodlist_next_method): Removed.
14115 (ipa_methodlist_next_method_set): Removed.
14116 (ipa_method_is_modified): Removed.
14117 (ipa_method_modify_create): Removed.
14118 (ipa_method_modify_init): Temporary variable info instead of a few
14120 (ipa_detect_param_modifications): Temporary variable info instead of
14121 a few dereferences.
14122 (ipa_compute_jump_functions): Temporary variable info instead of
14123 a few dereferences.
14124 (ipa_method_modify_set): Removed.
14125 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14126 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14127 than craph_node as the first parameter.
14128 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14129 (ipa_method_modify_init): Removed.
14130 (ipa_compute_jump_functions): Added a temp variable instead of
14131 repeatadly dereferencing the cgraph_edge.aux pointer
14132 (ipa_callsite_param_set_type): Removed.
14133 (ipa_compute_jump_functions): i renamed to index and moved to
14135 (ipa_callsite_param_set_info_type_formal): Removed.
14136 (ipa_callsite_param_set_info_type): Removed.
14137 (ipa_callsite_param_map_create): Removed.
14138 (ipa_callsite_tree): Removed.
14139 (ipa_callsite_caller): Removed.
14140 (ipa_pop_func_from_list): return_method removed to return_func
14142 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14143 prefixed all values with IPA_. Changed all users.
14144 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14145 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14146 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14147 (union parameter_info): Renamed to jump_func_value.
14148 (union jump_func_value): Renamed value to constant
14149 (struct ipa_jump_func): Renamed info_type to value
14150 (struct ipa_node): Renamed to ipa_node_params
14151 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14152 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14153 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14154 (struct ipa_edge): Renamed to ipa_edge_args
14155 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14156 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14157 (struct ipa_methodlist): Renamed to ipa_func_list
14158 (struct ipa_func_list): method_p renamed to node, next_method
14160 (ipa_methodlist_p): Removed, switched all users to struct pointer
14161 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14163 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14165 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14166 (rs6000_emit_epilogue): Use backchain to restore only when we
14167 have a large frame. Make use of frame pointer to restore if we
14168 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14170 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14172 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14173 Add mode to zero_extract.
14174 (sign bit tests peepholes): (Ditto.).
14176 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14178 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14179 Instructions in comments with SSE3.
14180 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14181 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14182 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14183 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14184 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14185 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14186 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14187 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14188 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14189 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14190 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14191 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14192 (bdesc_sse_args): Renamed to ...
14193 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14194 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14195 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14196 IX86_BUILTIN_FABSQ.
14197 (bdesc_1arg): Moved to ...
14198 (bdesc_args): Here.
14199 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14200 Instructions in comments with SSE3.
14201 (ix86_expand_sse_operands_builtin): Renamed to ...
14202 (ix86_expand_args_builtin): This. Updated.
14203 (ix86_expand_unop1_builtin): Update comments.
14204 (ix86_expand_builtin): Updated.
14206 2008-04-29 Richard Guenther <rguenther@suse.de>
14208 PR tree-optimization/36078
14209 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14210 Update virtual SSA form after cleaning up the CFG.
14212 2008-04-29 Richard Guenther <rguenther@suse.de>
14214 PR middle-end/15255
14215 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14217 2008-04-29 Richard Guenther <rguenther@suse.de>
14219 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14220 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14221 (compute_flow_insensitive_aliasing): Do not treat
14222 PTR_IS_REF_ALL pointers special.
14223 (get_smt_for): Likewise.
14224 (may_alias_p): Re-structure.
14225 (is_escape_site): A ref-all pointer conversion is not an escape site.
14226 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14227 PTR_IS_REF_ALL pointers special.
14228 * tree-ssa-structalias.h (struct alias_info): Remove
14229 ref_all_symbol_mem_tag field.
14230 (PTR_IS_REF_ALL): Remove.
14232 2008-04-29 Richard Guenther <rguenther@suse.de>
14234 PR middle-end/36077
14235 * fold-const.c (extract_muldiv_1): In combining division constants
14236 make sure to never overflow.
14238 2008-04-29 Nick Clifton <nickc@redhat.com>
14240 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14242 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14245 * optc-gen.awk: Work around HP-UX/IA awk bug.
14247 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14249 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14252 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14255 * config/i386/i386.md
14256 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14257 Change operand 1 predicate to nonimmediate_operand.
14259 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14262 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14264 * gengtype.c (walk_type, write_func_for_structure): Handle
14266 * doc/gty.texi: Document chain_circular.
14268 2008-04-28 Richard Guenther <rguenther@suse.de>
14270 PR tree-optimization/36066
14271 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14274 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/i386.md
14278 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14279 Use match_scratch instead of match_operand for operands 3 and 4.
14281 2008-04-27 Richard Guenther <rguenther@suse.de>
14283 PR tree-optimization/18754
14284 PR tree-optimization/34223
14285 * tree-pass.h (pass_complete_unrolli): Declare.
14286 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14287 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14288 Rewrite loop into loop closed SSA form if it is not already.
14289 (tree_unroll_loops_completely): Re-structure to iterate over
14290 innermost loops with intermediate CFG cleanups.
14291 Unroll outermost loops only if requested or the code does not grow
14293 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14294 loops are available.
14295 (tree_vectorize): Instead do so here.
14296 (tree_complete_unroll): Also unroll outermost loops.
14297 (tree_complete_unroll_inner): New function.
14298 (gate_tree_complete_unroll_inner): Likewise.
14299 (pass_complete_unrolli): New pass.
14300 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14301 uses outside of the loop.
14302 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14303 form if it is available.
14304 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14305 * passes.c (init_optimization_passes): Schedule complete inner
14306 loop unrolling pass before the first CCP pass after final inlining.
14308 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14310 * targhooks.h (default_emutls_var_fields,
14311 default_emutls_var_init): Declare.
14312 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14313 * target.h (struct gcc_target): Add struct emutls member.
14314 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14315 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14316 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14317 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14318 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14319 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14320 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14321 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14322 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14323 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14324 emit debug information.
14325 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14326 * varasm.c: Include targhooks.h.
14327 (emutls_object_section, emutls_tmpl_section): New.
14328 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14329 (EMUTLS_SEPARATOR): New.
14330 (prefix_name): New.
14331 (get_emutls_object_name): New.
14332 (default_emutls_var_fields): New, broken out of ...
14333 (get_emutls_object_type): ... here. Adjust to use target hooks.
14334 (get_emutls_init_templ_addr): Adjust to use target hooks.
14335 (emutls_decl): Adjust to use target hooks.
14336 (emutls_finish): Likewise.
14337 (default_emutls_var_init): New, broken out of ...
14338 (assemble_variable): ... here. Adjust to use target hooks.
14339 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14340 SECCAT_EMUTLS_TMPL.
14341 * c-common.c (handle_section_attribute): Prevent overriding
14342 sections for emulated tls with special sections.
14343 * config/i386/i386.c (x86_64_elf_select_section): Add
14344 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14345 (x86_64_elf_unique_section): Likewise.
14346 * config/vxworks.c: Include tree.h.
14347 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14348 (vxworks_override_options): Set TLS scheme.
14349 * doc/tm.texi (Emulated TLS): New node.
14351 2008-04-26 Simon Baldwin <simonb@google.com>
14354 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14355 with propagated string constants.
14357 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14359 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14360 constraint for operand 2 when operand 0 is memory operand.
14361 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14362 operand 0 is memory operand.
14363 (fix_trunc<mode>_i387_with_temp): Ditto.
14364 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14365 operand 2 when operand 1 is memory operand.
14366 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14367 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14368 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14369 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14370 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14371 operands 2,3 and 4 when operand 1 is memory operand.
14372 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14374 (fistdi2_floor_with_temp): Ditto.
14375 (fist<mode>2_floor_with_temp): Ditto.
14376 (fistdi2_ceil_with_temp): Ditto.
14377 (fist<mode>2_ceil_with_temp): Ditto.
14378 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14380 2008-04-26 David Daney <ddaney@avtrex.com>
14382 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14384 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14385 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14386 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14387 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14388 (compare_and_swap_12): New insn.
14389 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14390 * config/mips/mips.c (mips_force_binary): New function.
14391 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14392 (mips_expand_compare_and_swap_12): New function.
14393 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14395 2008-04-25 Jan Hubicka <jh@suse.cz>
14398 * cfgexpand.c (pass_expand): Turn into RTL pass.
14399 * passes.c (execute_one_pass): Do pass typechecking after execution.
14400 * tree-pass.h (pass_expand): Turn into RTL pass.
14402 * function.h (struct rtl_data): Move here fields
14403 accesses_prior_frames, calls_eh_return, saves_all_registers,
14404 has_nonlocal_goto, has_asm_statement, is_thunk,
14405 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14406 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14407 arg_pointer_save_area_init from struct function; turn into bool.
14408 (struct function): Move
14409 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14410 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14411 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14412 tail_call_emit, arg_pointer_save_area_init
14413 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14414 (current_function_returns_struct, current_function_returns_pcc_struct,
14415 current_function_calls_setjmp, current_function_calls_alloca,
14416 current_function_accesses_prior_frames,
14417 current_function_calls_eh_return, current_function_is_thunk,
14418 current_function_stdarg, current_function_profile,
14419 current_function_limit_stack, current_function_uses_pic_offset_table,
14420 current_function_uses_const_pool, current_function_has_nonlocal_label,
14421 current_function_saves_all_registers,
14422 current_function_has_nonlocal_goto,
14423 current_function_has_asm_statement): Remove accesor macros.
14424 * ra-conflict.c (global_conflicts): Update.
14425 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14426 (suitable_for_tail_call_opt_p): Update.
14427 * builtins.c (expand_builtin_return_addr): Update.
14428 (expand_builtin_setjmp_setup): Update.
14429 (expand_builtin_nonlocal_goto): Update.
14430 * final.c (final_start_function): Update.
14431 (profile_function): Update.
14432 (leaf_function_p): Update.
14433 (only_leaf_regs_used): Update.
14434 * df-scan.c (df_get_exit_block_use_set): Update.
14435 * dojump.c (clear_pending_stack_adjust): Update.
14436 * tree-stdarg.c (gate_optimize_stdarg): Update.
14437 * gimple-low.c (lower_function_body): Update.
14438 * global.c (compute_regsets): Update.
14439 (global_alloc): Update.
14440 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14441 * expr.c (expand_assignment): Update.
14442 * dse.c (dse_step0): Update.
14443 (dse_step1): Update.
14444 * c-decl.c (store_parm_decls): Update.
14445 * local-alloc.c (combine_regs): Update.
14446 (find_free_reg): Update.
14447 * function.c (assign_parms_augmented_arg_list): Update.
14448 (assign_parm_find_data_types): Update.
14449 (assign_parms): Update.
14450 (allocate_struct_function): Update.
14451 (expand_function_start): Update.
14452 (expand_function_end): Update.
14453 (get_arg_pointer_save_area): Update.
14454 (thread_prologue_and_epilogue_insns): Update.
14455 (rest_of_match_asm_constraints): Update.
14456 * stor-layout.c (variable_size): Update.
14457 * gcse.c (gcse_main): Update.
14458 (bypass_jumps): Update.
14459 * gimplify.c (gimplify_function_tree): Update.
14460 * calls.c (emit_call_1): Update.
14461 (expand_call): Update.
14462 * bt-load.c (compute_defs_uses_and_gen): Update.
14463 * except.c (sjlj_assign_call_site_values): Update.
14464 (sjlj_emit_function_enter): Update.
14465 (can_throw_external): Update.
14466 (set_nothrow_function_flags): Update.
14467 (expand_builtin_unwind_init): Update.
14468 (expand_eh_return): Update.
14469 (convert_to_eh_region_ranges): Update.
14470 (output_function_exception_table): Update.
14471 * emit-rtl.c (gen_tmp_stack_mem): Update.
14472 * cfgexpand.c (expand_used_vars): Update.
14473 (tree_expand_cfg): Update.
14474 * cfgcleanup.c (rest_of_handle_jump): Update.
14475 * explow.c (allocate_dynamic_stack_space): Update.
14476 * varasm.c (assemble_start_function): Update.
14477 (force_const_mem): Update.
14478 (mark_constant_pool): Update.
14479 * tree-optimize.c (tree_rest_of_compilation): Update.
14480 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14481 * tree-cfg.c (notice_special_calls): Update.
14482 (is_ctrl_altering_stmt): Update.
14483 (tree_can_make_abnormal_goto): Update.
14484 (tree_purge_dead_abnormal_call_edges): Update.
14485 * config/alpha/predicates.md: Update.
14486 * config/alpha/alpha.c (alpha_sa_mask): Update.
14487 (alpha_sa_size): Update.
14488 (alpha_does_function_need_gp): Update.
14489 (alpha_expand_prologue): Update.
14490 (alpha_start_function): Update.
14491 (alpha_output_function_end_prologue): Update.
14492 (alpha_expand_epilogue): Update.
14493 * config/frv/frv.c (frv_stack_info): Update.
14494 (frv_expand_epilogue): Update.
14495 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14496 (s390_register_info): Update.
14497 (s390_frame_info): Update.
14498 (s390_init_frame_layout): Update.
14499 (s390_can_eliminate): Update.
14500 (save_gprs): Update.
14501 * config/spu/spu.c (spu_split_immediate): Update.
14502 (need_to_save_reg): Update.
14503 (spu_expand_prologue): Update.
14504 (spu_expand_epilogue): Update.
14505 * config/sparc/sparc.md: Update.
14506 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14507 (sparc_tls_got): Update.
14508 (legitimize_pic_address): Update.
14509 (sparc_emit_call_insn): Update.
14510 (sparc_expand_prologue): Update.
14511 (output_return): Update.
14512 (print_operand): Update.
14513 (sparc_function_ok_for_sibcall): Update.
14514 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14515 * config/m32r/m32r.md: Update.
14516 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14517 (m32r_compute_frame_size): Update.
14518 (m32r_expand_prologue): Update.
14519 (m32r_expand_epilogue): Update.
14520 (m32r_legitimize_pic_address): Update.
14521 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14522 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14523 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14524 (gen_push): Update.
14525 (ix86_save_reg): Update.
14526 (ix86_compute_frame_layout): Update.
14527 (ix86_expand_prologue): Update.
14528 (ix86_expand_epilogue): Update.
14529 * config/sh/sh.c (output_stack_adjust): Update.
14530 (calc_live_regs): Update.
14531 (sh5_schedule_saves): Update.
14532 (sh_expand_prologue): Update.
14533 (sh_expand_epilogue): Update.
14534 (sh_setup_incoming_varargs): Update.
14535 (sh_allocate_initial_value): Update.
14536 (sh_get_pr_initial_val): Update.
14537 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14538 * config/sh/sh.md (label:): Update.
14539 * config/avr/avr.c (out_movhi_mr_r): Update.
14540 * config/crx/crx.h (enum): Update.
14541 * config/xtensa/xtensa.h (along): Update.
14542 * config/stormy16/stormy16.c Update.
14543 (xstormy16_compute_stack_layout): Update.
14544 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14545 (fr30_expand_prologue): Update.
14546 * config/cris/cris.c (cris_conditional_register_usage): Update.
14547 (cris_reg_saved_in_regsave_area): Update.
14548 (cris_initial_frame_pointer_offset): Update.
14549 (cris_simple_epilogue): Update.
14550 (cris_expand_prologue): Update.
14551 (cris_expand_epilogue): Update.
14552 (cris_expand_pic_call_address): Update.
14553 (cris_asm_output_symbol_ref): Update.
14554 (cris_asm_output_label_ref): Update.
14555 * config/cris/cris.md Update.
14556 * config/iq2000/iq2000.c (compute_frame_size): Update.
14557 (iq2000_expand_epilogue): Update.
14558 * config/mt/mt.h (save_direction): Update.
14559 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14560 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14561 (ia64_secondary_reload_class): Update.
14562 * config/m68k/m68k.c (m68k_save_reg): Update.
14563 (m68k_expand_prologue): Update.
14564 (m68k_expand_epilogue): Update.
14565 (legitimize_pic_address): Update.
14566 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14567 (first_reg_to_save): Update.
14568 (first_altivec_reg_to_save): Update.
14569 (compute_vrsave_mask): Update.
14570 (compute_save_world_info): Update.
14571 (rs6000_stack_info): Update.
14572 (spe_func_has_64bit_regs_p): Update.
14573 (rs6000_ra_ever_killed): Update.
14574 (rs6000_emit_eh_reg_restore): Update.
14575 (rs6000_emit_allocate_stack): Update.
14576 (rs6000_emit_prologue): Update.
14577 (rs6000_emit_epilogue): Update.
14578 (rs6000_output_function_epilogue): Update.
14579 (output_profile_hook): Update.
14580 (rs6000_elf_declare_function_name): Update.
14581 * config/rs6000/rs6000.h (rs6000_args): Update.
14582 * config/rs6000/rs6000.md: Update.
14583 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14584 * config/arc/arc.c (arc_output_function_epilogue): Update.
14585 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14586 * config/darwin.c (machopic_function_base_name): Update.
14587 * config/score/score3.c (score3_compute_frame_size): Update.
14590 (score3_epilogue): Update.
14591 * config/score/score7.c (score7_compute_frame_size): Update.
14592 (score7_prologue): Update.
14593 (score7_epilogue): Update.
14594 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14595 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14596 * config/arm/arm.c (use_return_insn): Update.
14597 (require_pic_register): Update.
14598 (arm_load_pic_register): Update.
14599 (arm_compute_save_reg0_reg12_mask): Update.
14600 (arm_compute_save_reg_mask): Update.
14601 (thumb1_compute_save_reg_mask): Update.
14602 (output_return_instruction): Update.
14603 (arm_output_function_prologue): Update.
14604 (arm_output_epilogue): Update.
14605 (arm_get_frame_offsets): Update.
14606 (arm_expand_prologue): Update.
14607 (thumb_pushpop): Update.
14608 (thumb_exit): Update.
14609 (thumb1_expand_prologue): Update.
14610 (thumb1_expand_epilogue): Update.
14611 (arm_unwind_emit): Update.
14612 (arm_output_fn_unwind): Update.
14613 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14614 * config/arm/arm.md: Update.
14615 * config/pa/pa.md: Update.
14616 * config/pa/pa.c (legitimize_pic_address): Update.
14617 (compute_frame_size): Update.
14618 (hppa_expand_prologue): Update.
14619 (hppa_expand_epilogue): Update.
14620 (borx_reg_operand): Update.
14621 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14622 (HARD_REGNO_RENAME_OK): Update.
14623 * config/mips/mips.c (mips_global_pointer): Update.
14624 (mips_save_reg_p): Update.
14625 (mips_compute_frame_info): Update.
14626 (mips_frame_pointer_required): Update.
14627 (mips_expand_prologue): Update.
14628 (mips_expand_epilogue): Update.
14629 (mips_can_use_return_insn): Update.
14630 (mips_reorg_process_insns): Update.
14631 * config/v850/v850.c (compute_register_save_size): Update.
14632 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14633 * config/mmix/mmix.c (along): Update.
14634 (mmix_expand_epilogue): Update.
14635 * config/bfin/bfin.c (legitimize_pic_address): Update.
14636 (must_save_p): Update.
14637 (stack_frame_needed_p): Update.
14638 (add_to_reg): Update.
14639 (bfin_expand_prologue): Update.
14640 * stmt.c (expand_asm_operands): Update.
14641 * reload1.c (reload): Update.
14642 (init_elim_table): Update.
14644 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14646 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14648 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14650 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14651 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14652 (mov<mode>): Removed.
14653 (*movv4sf_internal): Likewise.
14654 (*movv2df_internal): Likewise.
14656 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14658 * config.gcc (crx-*-elf): Remove deprecation.
14660 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14662 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14663 __gcc_deregister_frame with atexit.
14664 (deregister_frame_dtor): Remove.
14666 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14667 Nathan Sidwell <nathan@codesourcery.com>
14669 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14671 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14672 (rs6000_isel): Likewise.
14673 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14674 (rs6000_isel): New variable.
14675 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14677 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14680 * c-common.c (handle_vector_size_attribute): Call
14681 lang_hooks.types.reconstruct_complex_type instead of
14682 reconstruct_complex_type.
14683 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14684 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14685 * langhooks.h (struct lang_hooks_for_types): Add
14686 reconstruct_complex_type hook.
14687 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14688 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14690 2008-04-24 Richard Guenther <rguenther@suse.de>
14692 * c-common.h (check_builtin_function_arguments): Declare.
14693 * c-common.c (validate_nargs): New function.
14694 (check_builtin_function_arguments): Likewise.
14695 * c-typeck.c (build_function_call): Call
14696 check_builtin_function_arguments.
14697 * builtins.c (fold_builtin_classify): Remove error reporting code.
14698 (fold_builtin_unordered_cmp): Likewise.
14699 (fold_builtin_1): Likewise.
14700 (fold_builtin_n): Likewise.
14702 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14704 PR tree-optimization/36008
14705 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14706 the original op1, rather than delta by step.
14708 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14709 Sebastian Pop <sebastian.pop@amd.com>
14711 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14712 eliminate_local_variables_stmt, eliminate_local_variables,
14713 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14714 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14715 of code delimited by two edges in the CFG.
14716 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14717 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14718 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14719 the case of parallelisation of reductions.
14720 (expr_invariant_in_region_p): New.
14722 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14723 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14725 2008-04-24 Ira Rosen <irar@il.ibm.com>
14726 Richard Guenther <rguenther@suse.de>
14728 PR tree-optimization/36034
14729 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14730 incapable of dealing with loads with gaps.
14732 2008-04-24 Rafael Espindola <espindola@google.com>
14734 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14735 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14736 vrp_evaluate_conditional.
14737 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14738 (vrp_evaluate_conditional): Split the cond argument.
14739 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14740 (simplify_stmt_for_jump_threading): Update call to
14741 vrp_evaluate_conditional.
14743 2008-04-24 Ira Rosen <irar@il.ibm.com>
14745 PR tree-optimization/35982
14746 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14747 interleaved data-refs are of the same type.
14749 2008-04-24 Danny Smith <dannysmith@users.net>
14751 * c-format.c (check_format_info_main): Use strncmp rather than a
14752 magic prefix to handle multichar length specs.
14753 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14754 Don't prefix "I64" and "I32" with '\0'.
14756 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14759 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14760 in registers for -m32 only if stdarg_p (fntype).
14762 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14764 PR rtl-optimization/36006
14765 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14766 temp to op0 in order to avoid invalid rtx sharing.
14768 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14770 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14771 check TREE_INVARIANT.
14772 * tree-gimple.c (is_gimple_address): New.
14773 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14774 * tree-gimple.h (is_gimple_address): New.
14775 * tree.h (decl_address_invariant_p): New.
14776 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14777 (build_string): Likewise.
14778 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14779 (tree_invariant_p_1): Likewise.
14780 (save_expr): Use it.
14781 (tree_invariant_p): New.
14782 (skip_simple_arithmetic): Use it.
14783 (stabilize_reference_1): Use it.
14784 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14786 (build1_stat): Drop code to compute TREE_INVARIANT.
14787 (build2_stat): Drop code to compute TREE_INVARIANT.
14788 (build3_stat): Drop code to compute TREE_INVARIANT.
14789 (build4_stat): Drop code to compute TREE_INVARIANT.
14790 (build5_stat): Drop code to compute TREE_INVARIANT.
14791 (build7_stat): Drop code to compute TREE_INVARIANT.
14792 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14793 * tree.h (struct tree_base): Remove invariant_flag.
14794 (TREE_INVARIANT): Remove.
14795 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14796 (fold_builtin_expect): Check TREE_CONSTANT.
14797 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14798 * c-tree.h (c_expr_to_decl): Drop third parameter.
14799 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14800 (build_c_cast): Don't set TREE_INVARIANT.
14801 (pop_init_level): Don't set TREE_INVARIANT.
14802 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14803 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14805 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14806 (gimplify_addr_expr): Adjust comment.
14807 * tree-mudflap.c (mf_build_string):
14808 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14809 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14810 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14811 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14812 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14813 * langhooks.h (struct lang_hooks): Drop third parameter from
14816 2008-04-23 Richard Guenther <rguenther@suse.de>
14818 PR tree-optimization/27799
14819 PR tree-optimization/32921
14820 PR tree-optimization/32624
14821 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14822 SMTs aliases and the tag itself into the solution.
14823 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14824 merge the points-to solution back into the SMT aliases.
14825 (may_alias_p): Use alias_set_subset_of instead of
14826 aliases_conflict_p. A pointer which points to
14827 memory with alias set zero may access any variable.
14829 2008-04-23 Richard Guenther <rguenther@suse.de>
14831 * alias.c (alias_set_subset_of): Correctly handle asking
14832 if zero is a subset of an alias set with zero child.
14833 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14834 (compute_flow_insensitive_aliasing): Correctly walk all
14835 pointers. Do not unnecessarily union sets.
14837 2008-04-23 Richard Guenther <rguenther@suse.de>
14839 PR middle-end/36021
14840 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14842 2008-04-22 Tomas Bily <tbily@suse.cz>
14844 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14846 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14848 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14849 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14850 * tree-inline.c (estimate_num_insns_1): Likewise.
14851 * varasm.c (const_hash_1, compare_constant, copy_constant)
14852 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14853 * emit-rtl.c (component_ref_for_mem_expr)
14854 (set_mem_attributes_minus_bitpos): Likewise.
14855 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14856 (is_aligning_offset): Likewise.
14857 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14858 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14859 * dojump.c (do_jump): Likewise.
14860 * builtins.c (get_pointer_alignment, get_memory_rtx)
14861 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14862 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14864 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14866 PR rtl-optimization/36017
14867 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14868 expanding the library call.
14870 2008-04-22 Ian Lance Taylor <iant@google.com>
14872 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14873 than size_in_bytes.
14875 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14877 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14878 of LR/CTR moves for Power6.
14880 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14882 PR middle-end/36003
14883 * passes.c (init_optimization_passes): Remove
14884 pass_fast_rtl_byte_dce.
14886 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14889 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14890 builtin functions to generate faster code.
14891 (_mm_cvtpu16_ps): Ditto.
14892 (_mm_cvtpi32x2_ps): Ditto.
14894 2008-04-22 Nick Clifton <nickc@redhat.com>
14896 * common.opt (ftree-loop-distribution): Add Optimization
14899 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14900 (frv_expand_builtin_va_start): Likewise.
14902 * config/arm/arm.c (thumb_find_work_register): Fix location of
14903 argument register count.
14905 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14907 Support scheduling for ColdFire V1 and V3 microarchitecture.
14908 Improve scheduling of multiplication instructions.
14910 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14911 (mac): New instruction attribute.
14912 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14913 (m68k_sched_mac): New variable.
14914 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14915 Handle cfv1 and cfv3.
14916 (max_insn_size): New static variable.
14917 (struct _sched_ib): New type.
14918 (sched_ib): New static variable.
14919 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14920 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14921 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14923 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14924 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14925 new variables. Update.
14926 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14927 Add modeling of cfv3 instruction buffer. Update.
14928 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14929 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14930 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14931 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14932 a particular reservation applies to.
14933 (type2): Reorganize attribute values. Rename alu to alu_reg,
14934 alu_l to alu, move_l to omove. Join move to alu. Split mul
14935 to mul_l and mul_w.
14936 (cf_ib_*): Simplify description of instruction buffer.
14937 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14938 (cf_mem): Split into cf_mem1 and cf_mem2.
14939 (cf_v2_move_??): Rename to cfv12_alu_??.
14940 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14941 (cf_v2_mul_??): Remove reservations.
14942 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14943 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14944 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14946 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14947 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14948 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14949 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14950 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14951 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14952 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14953 expansions of the above reservations for instructions of sizes
14956 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14958 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14960 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14962 * coverage.c: Include tree-pass.h.
14963 (coverage_counter_alloc): Print da_file_name to the dump file.
14965 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14967 * sbitmap.c (sbitmap_range_empty_p): New function.
14968 * sbitmap.h (sbitmap_range_empty_p): New function.
14969 * bitmap.h: Now includes obstack.h.
14971 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14972 Kenneth Zadeck <zadeck@naturalbridge.com>
14974 * dbgcnt.def (ra_byte_scan): Added.
14975 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14976 when the last hit happens for a counter.
14977 * timevar.def (TV_DF_BYTE_LR): New variable.
14978 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14979 * passes.c (pass_fast_rtl_byte_dce): New pass.
14980 * fwprop.c (update_df): Added mode to call df_ref_create.
14981 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14982 DF_REF_EXTRACT_OFFSET.
14983 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14984 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14986 (df_ref_extract): Added mode field.
14987 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14988 DF_REF_EXTRACT_OFFSET.
14989 (DF_REF_EXTRACT_MODE): New macro.
14990 (df_byte_lr_bb_info): New structure.
14991 (df_print_byte_regset, df_compute_accessed_bytes,
14992 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14993 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14994 df_byte_lr_simulate_uses,
14995 df_byte_lr_simulate_artificial_refs_at_top,
14996 df_byte_lr_simulate_artificial_refs_at_end,
14997 df_compute_accessed_bytes): New function.
14998 (df_ref_create): Add parameter.
14999 (df_byte_lr_get_bb_info): New inline function.
15000 * df-scan.c (df_ref_record, df_uses_record,
15001 df_ref_create_structure): Added mode parameter.
15002 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15003 df_defs_record, df_uses_record, df_get_conditional_uses,
15004 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15005 df_entry_block_defs_collect, df_exit_block_uses_collect):
15006 Added mode parameter to calls to df_ref_record, df_uses_record,
15007 df_ref_create_structure.
15008 (df_ref_equal_p, df_ref_compare): Added test for modes.
15009 (df_ref_create_structure): Added code to set mode. Renamed
15010 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15011 DF_REF_EXTRACT_OFFSET.
15012 * df-core.c (df_print_byte_regset): New function.
15013 * df-byte-scan.c: New file.
15014 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15015 calls to BITMAP_FREE.
15016 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15017 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15018 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15019 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15020 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15021 df_byte_lr_local_compute, df_byte_lr_init,
15022 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15023 df_byte_lr_transfer_function, df_byte_lr_free,
15024 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15025 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15026 df_byte_lr_simulate_uses,
15027 df_byte_lr_simulate_artificial_refs_at_top,
15028 df_byte_lr_simulate_artificial_refs_at_end): New function.
15029 * dce.c (byte_dce_process_block): New function.
15030 (dce_process_block): au is now passed in rather than computed
15031 locally. Changed loops that look at artificial defs to not look
15032 for conditional or partial ones, because there never are any.
15033 (fast_dce): Now is able to drive byte_dce_process_block or
15034 dce_process_block depending on the kind of dce being done.
15035 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15036 (rest_of_handle_fast_byte_dce): New function.
15037 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15038 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15040 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15043 * gcc.h: Added fortran options that take arguments to
15044 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15047 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15049 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15050 scalarization if on the LHS and not a full access.
15052 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15054 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15056 2008-04-18 Rafael Espindola <espindola@google.com>
15058 * tree-vrp.c (find_case_label_index): Fix the binary search.
15059 (find_case_label_range): New.
15060 (vrp_visit_switch_stmt): Use find_case_label_range.
15061 (simplify_switch_using_ranges): Use find_case_label_range.
15063 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15065 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15066 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15068 2008-04-18 Tom Tromey <tromey@redhat.com>
15071 * doc/cpp.texi (Implementation-defined behavior): Mention
15074 2008-04-18 Ian Lance Taylor <iant@google.com>
15076 * fold-const.c (pointer_may_wrap_p): New static function.
15077 (fold_comparison): Add another test for pointer overflow. Use
15078 pointer_may_wrap_p to disable some false positives.
15080 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15082 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15083 (fname_as_string): Match updated cpp_interpret_string prototype.
15084 (fix_string_type): Support char16_t* and char32_t*.
15085 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15086 derivative) nodes. Register as builtin if C++0x.
15087 (c_parse_error): Support CPP_CHAR{16,32}.
15088 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15089 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15090 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15091 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15092 CTI_CHAR32_ARRAY_TYPE>: New elements.
15093 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15094 char32_type_node, signed_char32_type_node, char16_array_type_node,
15095 char32_array_type_node): New defines.
15096 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15097 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15098 (lex_string): Support CPP_STRING{16,32}, match updated
15099 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15100 (lex_charconst): Support CPP_CHAR{16,32}.
15101 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15102 and CPP_STRING{16,32}.
15104 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15107 * aclocal.m4: Regenerate.
15108 * configure: Regenerate.
15110 2008-04-18 Jan Hubicka <jh@suse.cz>
15112 * except.c (dw2_size_of_call_site_table,
15113 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15115 * cgraphbuild.c (build_cgraph_edges): Update.
15116 * tree-pass.h: Update comment.
15117 * final.c (leaf_function_p): Update.
15118 (leaf_renumber_regs): Update.
15119 (rest_of_clean_state): Update.
15120 * omp-low.c (expand_omp_parallel): Update.
15121 * ipa-reference.c (analyze_function): Update.
15122 * reorg.c (find_end_label): Update.
15123 (optimize_skip): Update.
15124 (fill_simple_delay_slots): Update.
15125 (fill_simple_delay_slots): Update.
15126 (make_return_insns): Update.
15127 (dbr_schedule): Update.
15128 * gimple-low.c (record_vars_into): Update.
15129 * cfgbuild.c (make_edges): Update.
15130 * function.c (assign_stack_local): Update.
15131 (assign_parm_adjust_stack_rtl): Update.
15132 (locate_and_pad_parm): Update.
15133 (allocate_struct_function): Do not initialize stack_alignment_needed
15134 and preferred_stack_boundary here.
15135 (stack_protect_prologue): Update.
15136 (stack_protect_epilogue): Update.
15137 (expand_function_start): Initialize stack_alignment_needed,
15138 preferred_stack_boundary and max_jumptable_ents.
15139 (expand_function_end): Update.
15140 (free_after_compilation): Do not NULLify epilogue_delay_list.
15141 * function.h (struct rtl_data): Add stack_protect_guard,
15142 stack_alignment_needed,
15143 preferred_stack_boundary, epilogue_delay_list.
15144 (struct function): Remove value_histograms, stack_alignment_needed,
15145 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15147 unexpanded_var_list, stack_protect_guard.
15148 (current_function_epilogue_delay_list): Remove.
15149 * ipa-type-escape.c (analyze_function): Update.
15150 * gimplify.c (pop_gimplify_context): Update comment.
15151 * calls.c (expand_call): Update.
15152 (emit_library_call_value_1): Update.
15153 * except.c (set_nothrow_function_flags): Update.
15154 * cfgexpand.c (get_decl_align_unit): Update.
15155 (create_stack_guard): Update.
15156 (estimated_stack_frame_size): Update.
15157 (expand_used_vars): Update.
15158 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15159 * explow.c (allocate_dynamic_stack_space): Update.
15160 * tree-ssa-live.c (remove_unused_locals): Update.
15161 * varasm.c (mark_constant_pool): Update.
15162 * tree-inline.c (remap_decls): Update.
15163 (initialize_cfun): Update.
15164 (declare_return_variable): Update.
15165 (inline_forbidden_p): Update.
15166 (expand_call_inline): Update.
15167 (declare_inline_vars): Update.
15168 (tree_function_versioning): Update.
15169 * tree-flow.h (value_histograms): New.
15170 (VALUE_HISTOGRAMS): New macro.
15171 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15173 * tree-cfg.c (set_bb_for_stmt): Update.
15174 (replace_by_duplicate_decl): Update.
15175 (move_block_to_fn): Update.
15176 (new_label_mapper): Update.
15177 (dump_function_to_file): Update.
15178 * ipa-struct-reorg.c (build_data_structure): Update.
15179 * cfgrtl.c (print_rtl_with_bb): Update.
15180 * reload1.c (reload): Update.
15182 * config/i386/i386.c (setup_incoming_varargs_64,
15183 ix86_compute_frame_layout): Update.
15184 * config/arc/arc.c (arc_output_function_epilogue): Update.
15186 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15188 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15189 for FreeBSD as well.
15190 * gthr-posix95.h: Likewise.
15192 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15194 PR rtl-optimization/35838
15195 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15196 out the byte offset of the first subreg.
15198 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15200 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15201 to split_ti instead of three separate calls with single member arrays.
15202 (subti3 splitter): Ditto.
15203 (adddi3 splitter): Ditto with split_di.
15204 (subdi3 splitter): Ditto.
15205 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15206 two separate calls with single member arrays. Swap match_dup
15207 operands 1 and 2 to better fit into the array.
15208 (negdi2 splitter): Ditto with split_di.
15209 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15210 two separate calls with single member arrays. Swap match_dup operands
15211 6 and 7 to better fit into the array.
15213 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15215 * config/i386/i386.c (sse_builtin_type): New.
15216 (bdesc_sse_args): Likewise.
15217 (bdesc_sse_3arg): Removed.
15218 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15219 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15220 IX86_BUILTIN_ROUNDPS.
15221 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15222 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15223 IX86_BUILTIN_ROUNDPS.
15224 (ix86_expand_sse_4_operands_builtin): Removed.
15225 (ix86_expand_sse_operands_builtin): New.
15226 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15227 and CODE_FOR_sse4_1_roundps.
15228 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15229 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15231 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15234 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15235 regs before frame pop when needed. If use_backchain_to_restore_sp
15236 then load backchain into a temp reg to restore vr and vrsave. Add
15237 code to restore vr after frame pop if possible.
15239 2008-04-17 Richard Guenther <rguenther@suse.de>
15241 * tree-vn.c (expressions_equal_p): Do not check type
15242 equality or compatibility before calling operand_equal_p.
15243 * fold-const.c (operand_equal_p): Check equivalence of
15244 integer constants before bailing out due to signedness or
15245 precision differences.
15246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15247 spurious differences in type qualification. Ignore types
15248 for COMPONENT_REFs at all.
15250 2008-04-17 Christian Bruel <christian.bruel@st.com>
15252 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15253 msw_skip comparison.
15255 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15258 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15261 PR tree-optimization/35899
15262 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15263 rather than TREE_OPERAND.
15265 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15268 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15269 temporary registers. Change operand predicate to general_operand.
15270 (remainderxf3): Ditto.
15272 2008-04-16 Richard Guenther <rguenther@suse.de>
15274 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15275 * tree-affine.c (aff_combination_expand): Look through some
15278 2008-04-15 Doug Kwan <dougkwan@google.com>
15280 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15282 * tree-pretty-print.c (dump_generic_node): Ditto.
15283 * final.c (output_addr_const): Ditto.
15284 * dwarf2out.c (output_cfi): Ditto.
15285 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15286 * print-rtl.c (print_rtx): Ditto.
15287 * print-tree.c (print_node_brief, print_node): Ditto.
15288 * c-common.c (match_case_to_enum_1): Ditto.
15289 * sched-vis.c (print_value): Ditto.
15290 * config/i386/i386.c (print_operand): Cast to long unsigned int
15293 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15294 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15295 MS Windows VirtualProtect function.
15297 2008-04-15 Jan Hubicka <jh@suse.cz>
15299 * gengtype.c (write_root): Param_is argument is OK.
15300 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15301 * function.h: Include varray.h
15302 (rtl_eh): New stucture based on except.c one.
15303 (call_site_record): New forward declaration and vector type.
15304 * calls.c (emit_call_1): Do not call
15305 note_current_region_may_contain_throw.
15306 * except.c (eh_status): Remove cur_region, try_region since they are
15308 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15309 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15310 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15311 Remove call_site_data_used, call_site_data_size.
15312 Turn call_site_record into vector in function.h.
15313 (note_current_region_may_contain_throw): Remove.
15314 (get_exception_pointer, get_exception_filter): Do not take struct
15315 function argument; update.
15316 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15317 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15318 build_post_landing_pads, dw2_build_landing_pads,
15319 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15320 sjlj_emit_function_enter, sjlj_emit_function_enter,
15321 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15322 sjlj_build_landing_pads, finish_eh_generation,
15323 remove_exception_handler_label, remove_eh_handler,
15324 maybe_remove_eh_handler, add_reachable_handler,
15325 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15326 add_action_record, collect_one_action_chain, add_call_site,
15327 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15328 sjlj_output_call_site_table, output_function_exception_table,
15329 * except.h (note_current_region_may_contain_throw): Remove
15330 (get_exception_pointer, get_exception_filter): Do not take struct
15332 * Makefile.in (GTFILES): Put varargs before struct function.
15334 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15336 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15337 punt for STRING_CST.
15338 (get_constraint_for): Deal with STRING_CST here instead.
15340 2008-04-15 Richard Guenther <rguenther@suse.de>
15342 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15343 statements in a basic-block with a backward walk. Do not
15344 substitute into dead statements but instead remove those.
15346 2008-04-15 Richard Guenther <rguenther@suse.de>
15348 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15349 to zero, thus disable creation of SFTs.
15351 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15353 * tree-predcom.c (suitable_reference_p): Return false if the
15354 reference can throw.
15356 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15359 * c-decl.c (finish_decl): If extern or static var has variable
15360 size, set TREE_TYPE (decl) to error_mark_node.
15362 2008-04-15 Rafael Espindola <espindola@google.com>
15364 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15367 2008-04-15 Richard Guenther <rguenther@suse.de>
15369 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15370 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15371 (visit_reference_op_load): Do walk vuse-vdef chains on
15372 vn_reference_lookup.
15373 (visit_reference_op_store): But do not here.
15374 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15375 vn_reference_lookup.
15376 (vn_lookup_with_vuses): But do so here.
15378 2008-04-14 Ian Lance Taylor <iant@google.com>
15380 * fold-const.c (fold_overflow_warning): Remove assertion.
15382 2008-04-15 Ben Elliston <bje@au.ibm.com>
15384 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15385 temp1 local variables.
15387 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15390 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15391 ".text.unlikely" section as executable.
15393 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15395 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15396 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15397 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15398 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15399 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15400 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15401 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15403 2008-04-14 Ian Lance Taylor <iant@google.com>
15405 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15406 * fold-const.c (fold_comparison): If appropriate, test
15407 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15408 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15409 reassociating a pointer type.
15410 * doc/invoke.texi (Optimize Options): Document that
15411 -fstrict-overflow applies to pointer wraparound.
15413 2008-04-13 Jan Hubicka <jh@suse.cz>
15415 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15417 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15419 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15420 we are going to "save the world".
15422 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15424 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15425 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15426 operand 0 constraint, not "=".
15428 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15430 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15432 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15434 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15435 of size of positions_needed * CHAR_BIT.
15437 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15439 PR middle-end/35897
15440 * dse.c (store_info): Change positions_needed to unsigned
15442 (lowpart_bitmask): New.
15443 (record_store): Cast to unsigned HOST_WIDE_INT for
15444 positions_needed. Assert width <= size of positions_needed *
15445 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15446 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15447 lowpart_bitmask to set mask.
15449 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15451 * config/bfin/constraints.md: New file.
15452 * config/bfin/bfin.md: Include it.
15453 (adddi3): Use satisfies_constraint functions instead of the old macros.
15454 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15455 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15456 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15457 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15458 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15459 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15460 EXTRA_CONSTRAINT): Delete.
15461 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15462 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15464 * config/bfin/bfin.c: Include "tm-constrs.h".
15465 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15466 Use satisfies_constraint functions instead of the old macros.
15467 * doc/md.texi (Blackfin Constraints): Update file name reference.
15469 2008-04-11 Richard Guenther <rguenther@suse.de>
15471 PR tree-optimization/35869
15472 * tree-vrp.c (execute_vrp): Move switch statement update after
15473 jump threading. Schedule another cfg cleanup run.
15475 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15478 * attribs.c (decl_attributes): Return early on errorneous node.
15480 2008-04-10 Oleg Ryjkov <olegr@google.com>
15482 * tree.h (struct tree_base): Added a new flag default_def_flag.
15483 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15485 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15487 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15489 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15492 * pa.md: Define mode iterator P. Define mode attribute dwc.
15493 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15494 (icacheflush): Likewise.
15495 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15496 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15498 2008-04-11 Ben Elliston <bje@au.ibm.com>
15500 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15502 2008-04-10 Rafael Espindola <espindola@google.com>
15504 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15505 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15506 (extract_range_from_expr): The same.
15508 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15510 * config/mips/mips.md (GPR2): New mode iterator.
15511 (seq): Add comment.
15512 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15513 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15514 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15515 Rewrite these to take two modes, the mode of comparison and the
15516 mode of the destination.
15517 * config/mips/mips.c (mips_expand_scc): Instead of having
15518 paradoxical subreg as destination, expand "narrowing" scc if mode
15519 of comparison is SI and target is requested in DI mode.
15520 (mips_emit_int_order_test): Update comment. Make mode of
15521 comparison match CMP0 rather than TARGET. When creating inverse
15522 target use mode of TARGET.
15524 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15526 * gcov-dump.c (tag_summary): Only print summaries for the first
15527 GCOV_COUNTERS_SUMMABLE counters.
15529 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15531 * config/i386/i386.md (absneg): New code iterator.
15532 (absnegprefix): New code attribute.
15533 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15534 patterns using absneg code iterator.
15535 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15536 using absneg code iterator.
15537 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15538 *neg<mode>2 patterns using absneg code iterator.
15539 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15540 *negextendsfdf2 patterns using absneg code iterator.
15541 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15542 *negextendsfxf2 patterns using absneg code iterator.
15543 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15544 *negextendsfdf2 patterns using absneg code iterator.
15545 * config/i386/sse.md (<code><mode>2): Macroize expander from
15546 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15548 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15550 * config/s390/s390.h: Remove the remains of the recent search
15551 & replace action of current_function_outgoing_args_size.
15553 2008-04-10 Ira Rosen <irar@il.ibm.com>
15555 PR tree-optimization/35821
15556 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15557 NEW_STMT_LIST is not NULL.
15559 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15562 * toplev.c (process_options): Remove -ffunction-sections debugging
15565 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15567 PR middle-end/PR28690
15568 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15569 than gen_rtx_fmt_ee to perform more canonicalizations.
15571 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15574 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15576 2008-04-09 Richard Guenther <rguenther@suse.de>
15578 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15579 (dump_function_to_file): Dump function arguments with types.
15581 2008-04-08 Richard Guenther <rguenther@suse.de>
15583 * fold-const.c (fold_widened_comparison): Do not allow
15584 sign-changes that change the result.
15586 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15589 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15590 kinds of indirect references.
15592 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15594 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15595 GNU Fortran language string.
15597 2008-04-08 Rafael Espindola <espindola@google.com>
15599 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15600 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15601 * tree.h (tree_call_nonnegative_warnv_p): New.
15603 2008-04-08 Jan Hubicka <jh@suse.cz>
15605 * function.c (free_after_compilation): Clear out regno_reg_rtx
15608 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15611 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15613 PR middle-end/PR28690
15614 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15615 same precedence as REG_POINTER and MEM_POINTER operands.
15617 2008-04-08 Richard Guenther <rguenther@suse.de>
15619 PR middle-end/35834
15620 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15621 for adding index to base.
15623 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15625 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15626 (MINGW_ENABLE_EXECUTE_STACK): New.
15627 (IN_LIBGCC2): For libgcc include windows.h file for
15628 function declarations.
15630 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15632 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15633 and tem2 if tem1 is not a REG or MULT.
15635 2008-04-08 Jan Hubicka <jh@suse.cz>
15637 * function.h (incomming_args): Break out of struct function.
15638 (function_subsections): Break out of struct function.
15639 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15640 return_rtx and hard_reg_initial_vals from struct function.
15641 Kill inl_max_label_num.
15642 (current_function_pops_args, current_function_args_info,
15643 current_function_args_size, current_function_args_size,
15644 current_function_pretend_args_size,
15645 current_function_outgoing_args_size,
15646 current_function_internal_arg_pointer, current_function_return_rtx):
15647 Kill compatibility accestor macros.
15648 * builtins.c (expand_builtin_apply_args_1): Update.
15649 (expand_builtin_next_arg): Update.
15650 * df-scan.c (df_get_call_refs): Update.
15651 * dbxout.c (dbxout_function_end): Update.
15652 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15653 (output_line_info): Update.
15654 (secname_for_decl): Update.
15655 (dwarf2out_var_location): Update.
15656 * function.c (free_after_compilation): Update.
15657 (assign_parm_find_stack_rtl): Update.
15658 (assign_parms): Update.
15659 (expand_dummy_function_end): Update.
15660 (expand_function_end): Update.
15661 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15662 (expand_call): Update.
15663 (emit_library_call_value_1): Update.
15664 (store_one_arg): Update.
15665 * varasm.c (initialize_cold_section_name): Update.
15666 (unlikely_text_section): Update.
15667 (unlikely_text_section_p): Update.
15668 (assemble_start_function): Update.
15669 (assemble_end_function): Update.
15670 (default_section_type_flags): Update.
15671 (switch_to_section): Update.
15672 * integrate.c (set_decl_abstract_flags): Update.
15673 (get_hard_reg_initial_val): Update.
15674 (has_hard_reg_initial_val): Update.
15675 (allocate_initial_values): Update.
15676 * resource.c (init_resource_info): Update.
15677 * config/alpha/alpha.c (NUM_ARGS): Update.
15678 (direct_return): Update.
15679 (alpha_va_start): Update.
15680 (alpha_sa_size): Update.
15681 (alpha_initial_elimination_offset): Update.
15682 (alpha_expand_prologue): Update.
15683 (alpha_start_function): Update.
15684 (alpha_expand_epilogue): Update.
15685 (unicosmk_initial_elimination_offset):
15686 * config/alpha/alpha.md (call expander): Update.
15687 * config/s390/s390.c (s390_register_info): Update.
15688 (s390_register_info): Update.
15689 (s390_frame_info): Update.
15690 (s390_initial_elimination_offset): Update.
15691 (s390_build_builtin_va_list): Update.
15692 (s390_va_start): Update.
15693 * config/spu/spu.c (direct_return): Update.
15694 (spu_expand_prologue): Update.
15695 (spu_initial_elimination_offset): Update.
15696 (spu_build_builtin_va_list): Update.
15697 (spu_va_start): Update.
15698 * config/sparc/sparc.c (sparc_init_modes): Update.
15699 (sparc_compute_frame_size): Update.
15700 (function_value): Update.
15701 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15702 * config/i386/i386.md (return expander): Update.
15703 * config/i386/i386.c (ix86_va_start): Update.
15704 (ix86_can_use_return_insn_p): Update.
15705 (ix86_compute_frame_layout): Update.
15706 (ix86_expand_epilogue): Update.
15707 * config/sh/sh.c (output_stack_adjust): Update.
15708 (calc_live_regs): Update.
15709 (sh_expand_prologue): Update.
15710 (sh_builtin_saveregs): Update.
15711 (sh_va_start): Update.
15712 (initial_elimination_offset): Update.
15713 (sh_allocate_initial_value): Update.
15714 (sh_function_ok_for_sibcall): Update.
15715 (sh_get_pr_initial_val): Update.
15716 * config/sh/sh.md (return expander): Update.
15717 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15718 * config/crx/crx.c (crx_compute_frame): UPdate.
15719 (crx_initial_elimination_offset): UPdate.
15720 * config/xtensa/xtensa.c (compute_frame_size): Update
15721 (xtensa_builtin_saveregs): Update.
15722 (xtensa_va_start): Update.
15723 (order_regs_for_local_alloc): Update.
15724 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15725 (xstormy16_expand_builtin_va_start): Update.
15726 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15727 * config/m68hc11/m68hc11.md (return expanders): Update.
15728 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15729 (expand_epilogue): Update.
15730 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15731 (cris_simple_epilogue): Update.
15732 (cris_expand_prologue): Update.
15733 (cris_expand_epilogue): Update.
15734 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15735 (compute_frame_size): Update.
15736 * config/mt/mt.c (mt_compute_frame_size): Update.
15737 * config/mn10300/mn10300.c (expand_prologue): Update.
15738 (expand_epilogue): Update.
15739 (initial_offset): Update.
15740 (mn10300_builtin_saveregs):
15741 * config/mn10300/mn10300.md (return expander): Update.
15742 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15743 (ia64_initial_elimination_offset): Update.
15744 (ia64_initial_elimination_offset): Update.
15745 (ia64_expand_prologue): Update.
15746 * config/m68k/m68k.md (return expander): Update.
15747 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15748 (rs6000_stack_info): Update.
15749 * config/mcore/mcore.c (layout_mcore_frame): Update.
15750 (mcore_expand_prolog): Update.
15751 * config/arc/arc.c (arc_compute_frame_size): Update.
15752 * config/score/score3.c (score3_compute_frame_size): Update.
15753 * config/score/score7.c (score7_compute_frame_size): Update.
15754 * config/arm/arm.c (use_return_insn): Update.
15755 (thumb_find_work_register): Update.
15756 (arm_compute_save_reg_mask): Update.
15757 (arm_output_function_prologue): Update.
15758 (arm_output_epilogue): Update.
15759 (arm_size_return_regs): Update.
15760 (arm_get_frame_offsets): Update.
15761 (arm_expand_prologue): Update.
15762 (thumb_exit): Update.
15763 (thumb_unexpanded_epilogue): Update.
15764 (thumb1_output_function_prologue): Update.
15765 * config/pa/pa.md (return expander): Update.
15766 * config/pa/pa.c (compute_frame_size): Update.
15767 (hppa_builtin_saveregs): Update.
15768 * config/mips/mips.c (mips_va_start): Update.
15769 (mips16_build_function_stub): Update.
15770 (mips_compute_frame_info): Update.
15771 (mips_restore_gp): Update.
15772 (mips_output_function_prologue): Update.
15773 (mips_expand_prologue): Update.
15774 * config/v850/v850.c (compute_frame_size): Update.
15775 (expand_prologue): * config/mmix/mmix.c (along): update.
15776 (mmix_initial_elimination_offset): update.
15777 (mmix_reorg): update.
15778 (mmix_use_simple_return): update.
15779 (mmix_expand_prologue): update.
15780 (mmix_expand_epilogue): Update.
15781 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15782 (emit_link_insn): Update.
15784 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15786 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15787 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15789 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15792 2008-04-07 Jan Hubicka <jh@suse.cz>
15794 * function.h (rtl): Rename to x_rtl.
15795 (crtl): New define.
15796 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15797 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15798 used_temp_slots avail_temp_slots, temp_slot_level,
15799 nonlocal_goto_handler_labels): Update accesstors.
15800 (rtl): New global variable.
15801 (struct function): Move some fileds to rtl_data.
15802 (get_arg_pointer_save_area): Update prototype.
15803 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15804 get_arg_pointer_save_area.
15805 * expr.c (init_expr): Update
15806 * function.c (get_frame_size): Update
15807 (assign_stack_local): Update
15808 (expand_function_end): Update.
15809 (get_art_pointer_save_area): Update
15811 * emit-rtl.c (rtl): Declare.
15812 (regno_reg_rtx): Declare.
15813 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15815 (gen_reg_rtx): Update.
15816 * varasm.c (n_deferred_constatns): Update accestor.
15817 (init_varasm_status): Do not allocate varasm_status.
15818 (force_const_mem, get_pool_size, output_constant_pool): Update.
15819 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15820 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15821 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15822 * sparc/sparc.h (INIT_EXPANDERS): Update.
15823 * ia64/ia64.h (INIT_EXPANDERS): Update.
15825 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15827 * reload.c (push_secondary_reload): Add missing break to for loop.
15829 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15831 PR middle-end/PR28690
15832 * rtlanal.c: Update copyright years.
15833 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15834 as REG_POINTER and MEM_POINTER operands.
15835 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15836 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15837 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15838 * gcse.c: Update copyright years.
15839 (pre_delete): Call gen_reg_rtx_and_attrs.
15840 (hoist_code): Likewise.
15841 (build_store_vectors): Likewise.
15842 (delete_store): Likewise.
15843 * loop-invariant.c (move_invariant_reg): Likewise.
15844 Update copyright years.
15846 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15848 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15849 control string instead of quoted.
15851 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15853 * doc/rtl.texi: Rewrite of subreg section.
15855 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15858 * config/i386/i386.c (legitimize_pic_address): Add treating
15859 of dllimport SYM_REF's.
15860 (legitimize_dllimport_symbol): Add prototype.
15862 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15864 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15865 reference in constructor with non self-referential type.
15867 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15869 Removal of Return with Depressed Stack Pointer support
15870 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15871 (ECF_SP_DEPRESSED): Likewise.
15872 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15873 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15874 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15875 (expand_call): Do not test ECF_SP_DEPRESSED.
15876 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15877 * function.c (keep_stack_depressed): Delete.
15878 (handle_epilogue_set): Likewise.
15879 (update_epilogue_consts): Likewise.
15880 (emit_equiv_load): Likewise.
15881 (thread_prologue_and_epilogue_insns): Remove support for Return with
15882 Depressed Stack Pointer.
15883 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15885 2008-04-06 Richard Guenther <rguenther@suse.de>
15887 PR tree-optimization/35400
15888 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15889 information from SSA_NAMEs.
15891 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15893 * config/avr/avr.h (avr_mega_p): Remove declaration.
15894 (AVR_MEGA): Remove macro.
15895 * config/avr/avr.c (avr_mega_p): Remove variable.
15896 (avr_override_options): Remove inicializion of avr_mega_p.
15897 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15898 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15899 (avr_jump_mode): (Ditto.).
15900 (avr_output_progmem_section_asm_op): (Ditto.).
15901 (avr_asm_init_sections): (Ditto.).
15902 (avr_asm_init_sections): (Ditto.).
15903 (avr_rtx_costs): (Ditto.).
15904 * config/avr/avr.md: (Ditto.).
15905 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15908 2008-04-06 Richard Guenther <rguenther@suse.de>
15910 PR tree-optimization/35842
15911 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15912 is_gimple_invariant_address.
15914 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15916 * gcc.c (default_compilers): Sync Fortran extensions list with
15917 that in fortran/lang-specs.h.
15918 * doc/invoke.texi: Likewise.
15919 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15920 * dwarf2out.c (gen_compile_unit_die): Likewise.
15922 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15924 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15926 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15929 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15930 attribute is used for nested functions.
15932 2008-04-05 Jan Hubicka <jh@suse.cz>
15934 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15936 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15938 (dump_files): Update.
15939 (enable_rtl_dump_file): Do not accept letter argument.
15940 * tree-pass.h (dump_file_info): Remove letter argument.
15941 * toplev.c (decode_d_option): Update -da handling.
15942 * toplev.h (enable_rtl_dump_file): Update prototype.
15943 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15944 it out based on pass type.
15945 (register_dump_files_1): Likewise.
15946 (init_optimization_passes): Update register_one_dump_file calls.
15947 (execute_one_pass): Sanity check that IPA passes are called at IPA
15948 level and RTL passes at RTL level.
15949 (execute_pass_list): IPA pass can not be after or subpass of
15951 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15952 disallov RTL subpasses of IPA subpasses.
15954 2008-04-05 Ben Elliston <bje@au.ibm.com>
15956 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15957 builtins that return exactly once and do not throw. Cache call to
15960 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15962 PR rtl-optimization/34916
15963 PR middle-end/35519
15964 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15965 between instruction pairs.
15967 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15969 * doc/invoke.texi: Document -mbitops for SH.
15970 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15971 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15972 * config/sh/sh.c (print_operand): Add %t operand code.
15973 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15974 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15975 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15976 (extendqihi2): Likewise.
15977 (movqi_i): Likewise.
15978 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15979 (extv): Use bld instruction for SH2A if possible.
15981 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15982 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15983 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15984 (bset.b, bclr.b): Define peepholes.
15985 * config/sh/sh.opt (mbitops): New option.
15987 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15990 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15991 and view convert expression.
15993 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15996 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15998 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16000 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16002 * config/i386/cpuid.h (bit_AES): New.
16003 (bit_PCLMUL): Likewise.
16005 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16006 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16007 SSE2 if AES or PCLMUL is enabled.
16008 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16009 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16010 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16011 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16012 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16013 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16014 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16015 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16016 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16017 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16018 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16019 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16020 __builtin_ia32_aeskeygenassist128 and
16021 __builtin_ia32_pclmulqdq128.
16022 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16023 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16024 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16026 * config/i386/i386.h (TARGET_AES): New.
16027 (TARGET_PCLMUL): Likewise.
16028 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16030 * config/i386/i386.md (UNSPEC_AESENC): New.
16031 (UNSPEC_AESENCLAST): Likewise.
16032 (UNSPEC_AESDEC): Likewise.
16033 (UNSPEC_AESDECLAST): Likewise.
16034 (UNSPEC_AESIMC): Likewise.
16035 (UNSPEC_AESKEYGENASSIST): Likewise.
16036 (UNSPEC_PCLMUL): Likewise.
16038 * config/i386/i386.opt (maes): New.
16039 (mpclmul): Likewise.
16041 * config/i386/sse.md (aesenc): New pattern.
16042 (aesenclast): Likewise.
16043 (aesdec): Likewise.
16044 (aesdeclast): Likewise.
16045 (aesimc): Likewise.
16046 (aeskeygenassist): Likewise.
16047 (pclmulqdq): Likewise.
16049 * config/i386/wmmintrin.h: New.
16051 * doc/extend.texi: Document AES and PCLMUL built-in function.
16053 * doc/invoke.texi: Document -maes and -mpclmul.
16055 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16057 * function.c (free_after_parsing): Replace with
16058 cxx_push_function_context from C++ front-end.
16059 (allocate_struct_function): Don't call langhook.
16060 * langhooks.h (struct lang_hooks_for_functions): Delete.
16061 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16063 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16064 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16065 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16066 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16067 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16068 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16069 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16071 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16072 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16074 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16077 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16080 2008-04-04 Richard Guenther <rguenther@suse.de>
16082 PR middle-end/35823
16083 * fold-const.c (optimize_minmax_comparison): Use the correct
16084 type for the constant in the simplified comparison.
16086 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16088 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16089 Pass L2 size as "--param l2-cache-size" to the compiler.
16090 (decode_l2_cache): New function to decode L2 cache parameters using
16091 0x8000006 extended cpuid function.
16092 (detect_caches_amd): Determine parameters of L2 cache using
16093 decode_l2_caches function.
16094 (decode_caches_intel): Decode L2 cache parameters.
16095 (detect_caches_intel): Determine L2 cache parameters using
16096 decode_caches_intel and decode_l2_caches functions.
16098 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16100 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16101 secondary input reload for subword loads from the constant pool.
16103 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16106 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16107 constants of the appropriate size for runtime calculations.
16110 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16111 decimal-float literal constant zero.
16113 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16116 * c-parser.c (c_parser_omp_atomic): Call
16117 default_function_array_conversion on the RHS.
16119 PR middle-end/35818
16120 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16121 call is_variable_sized if decl has incomplete type.
16123 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16125 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16127 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16129 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16131 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16132 (sgt<u>): Merge sgt and sgtu into new expander.
16133 (sgt, sgtu): Remove expanders.
16134 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16135 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16136 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16137 *sgtu_<mode>_mips16 into new pattern.
16138 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16139 (sge<u>): Merge sge and sgeu into new expander.
16140 (sge, sgeu): Remove expanders.
16141 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16143 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16144 (slt<u>): Merge slt and sltu into new expander.
16145 (slt, sltu): Remove expanders.
16146 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16147 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16148 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16149 *sltu_<mode>_mips16 into new pattern.
16150 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16151 (sle<u>): Merge sle and sleu into new expander.
16152 (sle, sleu): Remove expanders.
16153 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16154 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16155 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16156 *sleu_<mode>_mips16 into new pattern.
16157 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16159 2008-04-03 Jan Hubicka <jh@suse.cz>
16161 PR tree-optimization/35795
16162 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16163 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16164 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16165 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16166 * score/score3.c (score3_output_mi_thunk): Likewise.
16167 * score/score7.c (score7_output_mi_thunk): Likewise.
16168 * mips/mips.c (mips_output_mi_thunk): Likewise.
16170 2008-04-03 Richard Guenther <rguenther@suse.de>
16172 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16173 conversions. Simplify code.
16175 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16177 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16179 2008-04-03 Tom Tromey <tromey@redhat.com>
16180 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16182 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16183 * config/bfin/t-bfin-linux (generated_files): Add
16184 linux-sysroot-suffix.h.
16185 * doc/install.texi (Prerequisites): Require make 3.80.
16186 * doc/sourcebuild.texi (Front End Directory): Document new
16188 * Makefile.in (generated_files): New variable.
16189 (ALL_HOST_OBJS): New variable.
16190 ($(ALL_HOST_OBJS)): New target.
16192 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16194 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16195 (remap_block): Call id->transform_lang_insert_block instead
16197 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16198 Set id.transform_lang_insert_block to NULL.
16199 (clone_body): Move to cp/optimize.c
16200 * tree-inline.h (struct copy_body_data): Change
16201 transform_lang_insert_block to function pointer.
16202 (copy_generic_body, copy_decl_no_change): Export.
16203 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16204 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16205 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16207 * c-tree.h (insert_block): Kill.
16208 * c-decl.c (insert_block): Kill.
16210 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16212 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16213 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16214 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16216 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16217 argument, call {push,pop}_function_context from here.
16218 * c-parser.c: Use c_{push,pop}_function_context.
16220 * function.c (push_function_context_to): Move meat ...
16221 (push_function_context): ... here. Simplify.
16222 * function.c (pop_function_context_from): Move meat ...
16223 (pop_function_context): ... here. Simplify.
16224 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16226 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16227 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16228 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16229 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16231 2008-04-03 Ben Elliston <bje@au.ibm.com>
16233 * expmed.c (extract_force_align_mem_bit_field): Remove.
16235 2008-04-03 Richard Guenther <rguenther@suse.de>
16237 PR middle-end/35800
16238 * expr.h (try_casesi): Adjust prototype.
16239 * expr.c (try_casesi): Take fallback label as extra parameter.
16240 Use that for gen_casesi if default_label is NULL.
16241 * stmt.c (expand_case): Pass fallback label to try_casesi,
16242 make sure to fill gaps with a fallback label if default_label
16245 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16248 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16250 2008-04-03 Ben Elliston <bje@au.ibm.com>
16252 * expmed.c (extract_split_bit_field): Remove if (0) code.
16253 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16254 (do_ds_constraint): Likewise.
16256 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16258 * doc/cppopts.texi (-dU): Document.
16259 * c-common.h (flag_dump_macros): Update comment.
16260 * c-opts.c (handle_OPT_d): Handle -dU.
16261 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16262 dump_queued_macros, cb_used_define, cb_used_undef): New.
16263 (init_pp_output): Handle -dU.
16264 (cb_line_change): Call dump_queued_macros.
16265 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16267 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16269 * config/avr/predicates.md (io_address_operand): New predicate.
16270 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16271 * config/avr/avr.c (avr_io_address_p): Remove function.
16272 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16273 'avr_io_address_p' function.
16274 (out_movhi_r_mr): (Ditto.).
16275 (out_movqi_mr_r): (Ditto.).
16276 (out_movhi_mr_r): (Ditto.).
16277 (avr_address_cost): (Ditto.).
16279 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16281 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16282 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16283 in 32bit mode when XMM registers are available to avoid store
16285 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16286 corresponding post-reload splitters.
16288 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16290 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16291 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16292 __builtin_ia32_roundss.
16293 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16294 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16295 __builtin_ia32_roundss.
16296 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16297 IX86_BUILTIN_SHUFPD here.
16299 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16301 * config/i386/i386.md (plogic): New.
16302 (plogicprefix): Likewise.
16304 * config/i386/mmx.md (mmx_<code><mode>3): New.
16305 (mmx_and<mode>3): Removed.
16306 (mmx_ior<mode>3): Likewise.
16307 (mmx_xor<mode>3): Likewise.
16309 * config/i386/sse.md (<code><mode>3): New.
16310 (*<code><mode>3): Likewise.
16311 (*<code><mode>3): Likewise.
16312 (<code><mode>3): Likewise.
16313 (*sse_<code><mode>3): Likewise.
16314 (*sse2_<code><mode>3): Likewise.
16315 (<code>tf3): Likewise.
16316 (*<code>tf3): Likewise.
16317 (and<mode>3): Likewise.
16318 (*and<mode>3): Likewise.
16319 (ior<mode>3): Removed.
16320 (*ior<mode>3): Likewise.
16321 (xor<mode>3): Likewise.
16322 (*xor<mode>3): Likewise.
16323 (*and<mode>3): Likewise.
16324 (*ior<mode>3): Likewise.
16325 (*xor<mode>3): Likewise.
16326 (and<mode>3): Likewise.
16327 (*sse_and<mode>3): Likewise.
16328 (*sse2_and<mode>3): Likewise.
16329 (andtf3): Likewise.
16330 (*andtf3): Likewise.
16331 (ior<mode>3): Likewise.
16332 (*sse_ior<mode>3): Likewise.
16333 (*sse2_ior<mode>3): Likewise.
16334 (iortf3): Likewise.
16335 (*iortf3): Likewise.
16336 (xor<mode>3): Likewise.
16337 (*sse_xor<mode>3): Likewise.
16338 (*sse2_xor<mode>3): Likewise.
16339 (xortf3): Likewise.
16340 (*xortf3): Likewise.
16342 2008-04-02 Richard Guenther <rguenther@suse.de>
16344 PR tree-optimization/14495
16345 PR tree-optimization/34793
16346 * tree-vrp.c (struct switch_update): New structure.
16347 (to_remove_edges, to_update_switch_stmts): New VECs.
16348 (simplify_switch_using_ranges): New function. Remove not taken
16349 case labels and edges.
16350 (simplify_stmt_using_ranges): Call it.
16351 (identify_jump_threads): Mark edges we have queued for removal
16352 so we don't thread them.
16353 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16355 * tree-cfg.c (group_case_labels): Deal with missing default label.
16356 (tree_verify_flow_info): Allow missing default label.
16357 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16358 (emit_case_nodes): Likewise.
16359 (expand_case): Do not rely on the default label to be present.
16360 * expr.c (try_casesi): Deal with NULL default_label.
16361 (do_tablejump): Likewise.
16363 2008-04-02 Richard Guenther <rguenther@suse.de>
16365 PR tree-optimization/14495
16366 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16367 SWITCH_EXPR here ...
16368 (vrp_visit_switch_stmt): ... but here (new function).
16369 (find_case_label_index): New helper function.
16370 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16372 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16374 * fwprop.c: Fix ISO-C99ism.
16376 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16379 * Makefile.in (objdir): Set it here.
16380 * configure.ac: Not here. Find dynamic linker characteristics.
16381 * exec-tool.in: Use them.
16382 * aclocal.m4: Regenerate.
16383 * configure: Regenerate.
16385 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16387 * expr.c (expand_var): Delete it.
16388 * expr.h (expand_var): Delete prototype.
16389 * function.c (expand_function_start): Use expand_decl instead.
16390 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16393 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16395 PR rtl-optimization/35542
16396 * fwprop.c (forward_propagate_and_simplify): Replace
16397 loc_reg_mentioned_in_p with reg_mentioned_p.
16399 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16401 PR rtl-optimization/35281
16402 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16403 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16404 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16405 (varying_mem_p): Move above propagate_rtx.
16406 (all_uses_available_at): Do not check MEMs.
16408 2008-04-02 Rafael Espindola <espindola@google.com>
16410 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16411 (register_edge_assert_for_2): Split the cond argument.
16412 (register_edge_assert_for_1): Adjust for the change in
16413 register_edge_assert_for_2.
16414 (register_edge_assert_for): Split the cond argument.
16415 (find_switch_asserts): Adjust for the change in
16416 register_edge_assert_for.
16418 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16420 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16421 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16422 offsets for 64-bit mingw.
16423 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16424 abi for x86_64-pc-mingw.
16426 2008-04-02 Richard Guenther <rguenther@suse.de>
16428 * tree-vrp.c (extract_range_from_assert): Make sure to not
16429 produce range min/max with TREE_OVERFOW set.
16430 If merging a anti-range and a range keep the anti-range if
16431 the range covers all values of the type.
16432 (register_edge_assert_for_2): Only allow sign-changing
16433 conversions in detecting canonical range checks. Also
16434 register an assert for the unsigned name if useful.
16436 PR tree-optimization/35787
16437 * tree-vrp.c (vrp_val_max): New function.
16438 (vrp_val_min): Likewise.
16439 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16440 (vrp_val_is_min): Likewise.
16441 (supports_overflow_infinity): Use vrp_val_{min,max}.
16442 (negative_overflow_infinity): Likewise.
16443 (positive_overflow_infinity): Likewise.
16444 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16445 (is_positive_overflow_infinity): Likewise.
16446 (is_overflow_infinity): Likewise.
16447 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16448 vrp_val_is_{min,max}.
16449 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16450 to ranges if possible. Avoid empty ranges.
16452 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16454 PR middle-end/35705
16455 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16456 the expression is a function address.
16458 2008-04-01 George Helffrich <george@gcc.gnu.org>
16460 PR fortran/35154, fortran/23057
16461 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16462 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16463 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16464 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16466 (dbxout_syms): Check for COMMON-based symbol and wrap in
16467 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16468 in bracket for efficiency.
16470 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16471 using DW_TAG_common_block + member offset.
16472 (add_pubname_string): New function.
16473 (dw_expand_expr): New function to find block name and offset for
16475 (common_check): New function to check whether symbol in Fortran COMMON.
16476 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16478 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16481 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16483 2008-04-02 Ben Elliston <bje@au.ibm.com>
16485 * config/v850/v850.md (casesi): Remove if (0) code.
16486 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16487 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16489 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16491 * config/i386/i386.md (rex64suffix): New mode attribute.
16492 (floathi<mode>2): Disable expander for SSE math.
16493 (*floathi<mode>2_1): New insn insn_and_split pattern.
16494 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16495 corresponding post-reload splitters.
16496 (*floathi<mode>2_i387): New macroized insn pattern.
16497 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16498 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16499 insn_and_split pattern.
16500 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16501 New macroized instruction patterns and corresponding post-reload
16503 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16504 and corresponding post-reload splitters.
16505 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16506 New macroized instruction patterns.
16507 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16508 macroized instruction patterns and corresponding post-reload splitters.
16509 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16510 corresponding post-reload splitters.
16511 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16512 New macroized instruction patterns.
16513 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16514 corresponding post-reload splitters.
16515 (*floatsi<mode>2_i387): New macroized instruction patterns.
16517 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16519 * config/i386/i386.md (smaxmin): New.
16520 (umaxmin): Likewise.
16521 (maxminiprefix): Likewise.
16522 (maxminfprefix): Likewise.
16523 (<code><mode>3): Likewise.
16524 (smin<mode>3): Removed.
16525 (smax<mode>3): Likewise.
16527 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16528 (mmx_<code>v4hi3): Likewise.
16529 (mmx_<code>v8qi3): Likewise.
16530 (mmx_smaxv2sf3): Removed.
16531 (mmx_sminv2sf3): Likewise.
16532 (mmx_umaxv8qi3): Likewise.
16533 (mmx_smaxv4hi3): Likewise.
16534 (mmx_uminv8qi3): Likewise.
16535 (mmx_sminv4hi3): Likewise.
16537 * config/i386/sse.md (<addsub><mode>3): New.
16538 (*<addsub><mode>3): Likewise.
16539 (<sse>_vm<addsub><mode>3): Likewise.
16540 (<maxmin><mode>3): Likewise.
16541 (*<maxmin><mode>3_finite): Likewise.
16542 (*<maxmin><mode>3): Likewise.
16543 (<sse>_vm<maxmin><mode>3): Likewise.
16544 (sse3_h<addsub>v4sf3): Likewise.
16545 (sse3_h<addsub>v2df3): Likewise.
16546 (<maxmin>v16qi3): Likewise.
16547 (*<maxmin>v16qi3): Likewise.
16548 (<maxmin>v8hi3): Likewise.
16549 (*<maxmin>v8hi3): Likewise.
16550 (*sse4_1_<maxmin><mode>3): Likewise.
16551 (*sse4_1_<maxmin><mode>3): Likewise.
16552 (add<mode>3): Removed.
16553 (*add<mode>3): Likewise.
16554 (<sse>_vmadd<mode>3): Likewise.
16555 (sub<mode>3): Likewise.
16556 (*sub<mode>3): Likewise.
16557 (<sse>_vmsub<mode>3): Likewise.
16558 (smin<mode>3): Likewise.
16559 (*smin<mode>3_finite): Likewise.
16560 (*smin<mode>3): Likewise.
16561 (<sse>_vmsmin<mode>3): Likewise.
16562 (smax<mode>3): Likewise.
16563 (*smax<mode>3_finite): Likewise.
16564 (*smax<mode>3): Likewise.
16565 (<sse>_vmsmax<mode>3): Likewise.
16566 (sse3_haddv4sf3): Likewise.
16567 (sse3_haddv2df3): Likewise.
16568 (sse3_hsubv4sf3): Likewise.
16569 (sse3_hsubv2df3): Likewise.
16570 (umaxv16qi3): Likewise.
16571 (*umaxv16qi3): Likewise.
16572 (smaxv8hi3): Likewise.
16573 (*smaxv8hi3): Likewise.
16574 (*sse4_1_smax<mode>3): Likewise.
16575 (*sse4_1_umax<mode>3): Likewise.
16576 (uminv16qi3): Likewise.
16577 (*uminv16qi3): Likewise.
16578 (sminv8hi3): Likewise.
16579 (*sminv8hi3): Likewise.
16580 (*sse4_1_smin<mode>3): Likewise.
16581 (*sse4_1_umin<mode>3): Likewise.
16583 2008-04-01 Rafael Espindola <espindola@google.com>
16585 * tree-cfg.c (verify_expr): remove in_phi.
16586 (verify_stmt): Don't call walk_tree with verify_expr. Use
16587 is_gimple_min_invariant instead of is_gimple_val.
16589 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16591 * doc/include/gpl_v3.texi: Update for manpage generation.
16592 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16594 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16595 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16596 gpl_v3.texi instead of gpl.texi.
16599 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16602 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16604 2008-04-01 Rafael Espindola <espindola@google.com>
16606 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16607 (extract_code_and_val_from_cond): Use
16608 extract_code_and_val_from_cond_with_ops.
16610 2008-04-01 Jan Hubicka <jh@suse.cz>
16612 * function.c (free_after_compilation): Free epilogue_delay_list.
16613 (prepare_function_start): Assert that previous compilation was freed.
16615 2008-04-01 Jan Hubicka <jh@suse.cz>
16616 Jim Wilson <wilson@tuliptree.org>
16617 Andreas Tobler <andreast@gcc.gnu.org>
16619 PR middle-end/35781
16620 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16621 rtl.emit instead cfun->emit.
16622 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16623 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16625 2008-04-01 Ben Elliston <bje@au.ibm.com>
16627 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16629 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16631 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16633 (fprofile-use): Add var flag_profile_use
16634 * coverage.c (coverage_begin_output): Do not open a gcno file for
16635 output only if -ftest-coverage is set.
16636 Do not add getpwd() to gcda file path.
16637 (build_gcov_info): Check the new flag
16638 flag_profile_datafile_relative_path.
16639 (coverage_init): Use profile_data_prefix.
16640 Read profile counter only if flag_profile_use is set.
16641 * opts.c (common_handle_option): New option fprofile-use=,
16642 fprofile-dir=, fprofile-generate=.
16643 * toplev.c (profile_data_prefix): New variable definition.
16644 * toplev.h (profile_data_prefix): New declaration.
16645 * doc/invoke.tex (Option Summary, Optimization Options):
16648 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16650 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16651 use tmp consistently.
16654 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16655 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16656 UNSPEC_FR_RECIP_APPROX_RES.
16657 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16659 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16662 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16664 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16666 PR middle-end/30186
16667 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16668 element of the vector via a pointer.
16670 2008-03-31 Ian Lance Taylor <iant@google.com>
16672 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16674 2008-03-31 Jan Hubicka <jh@suse.cz>
16676 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16677 get_arg_pointer_save_area.
16678 * expr.c (init_expr): Just clear out rtl.expr.
16679 * function.c (free_after_compilation): Clear out whole RTL structure.
16680 (get_func_frame_size): Merge into ...
16681 (get_frame_size): ... this one.
16682 (assign_stack_local_1): Merge into ...
16683 (assign_stack_local): ... this one.
16684 (expand_function_end): Update call of get_arg_pointer_save_area.
16685 (get_art_pointer_save_area): Remove cfun argument.
16686 * function.h (emit_status): regno_pointer_align does not need length
16687 attribute. Move x_regno_reg_rtx to ...
16688 (regno_reg_rtx): ... new global array.
16689 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16690 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16691 apply_args_value, forced_labels, stack_pointer_delta):
16693 (struct varasm_status): Move here from varasm.c
16694 (struct rtl_data): New. Move here some fields from struct function.
16695 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16696 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16697 used_temp_slots avail_temp_slots, temp_slot_level,
16698 nonlocal_goto_handler_labels): Update accesstors.
16699 (rtl): New global variable.
16700 (struct function): Move some fileds to rtl_data.
16701 (get_arg_pointer_save_area): Update prototype.
16702 * emit-rtl.c (rtl): Declare.
16703 (regno_reg_rtx): Declare.
16704 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16706 (gen_reg_rtx): Update.
16707 (init_virtual_regs): Do not tate emit_status argument.
16708 (init_emit): Do not allocate emit.
16709 * varasm.c (varasm_statuc): Move to function.h.
16710 (n_deferred_constatns): Update accestor.
16711 (init_varasm_status): Do not allocate varasm_status.
16712 (force_const_mem, get_pool_size, output_constant_pool): Update.
16713 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16714 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16716 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16718 PR rtl-optimization/35729
16719 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16722 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16725 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16726 load/store if memory is unaligned.
16727 (*movti_rex64): Likewise.
16729 * config/i386/predicates.md (misaligned_operand): New.
16731 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16734 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16737 2008-03-31 Jan Beulich <jbeulich@novell.com>
16739 * config/ia64/constraints.md: Add 'j' constraint.
16740 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16741 (movdi_internal): Likewise.
16743 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16746 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16748 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16751 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16752 proper error message for the third argument on blendpd and
16755 * config/i386/sse.md (blendbits): New.
16756 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16758 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16760 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16762 2008-03-30 Richard Guenther <rguenther@suse.de>
16764 PR middle-end/31023
16765 * fold-const.c (fold_sign_changed_comparison): Do leave
16766 conversions to base-types alone.
16768 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16770 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16771 the link register if one altivec register is be saved.
16773 2008-03-30 Ben Elliston <bje@au.ibm.com>
16775 * final.c (final_scan_insn): Remove if (0) code.
16777 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16779 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16781 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16783 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16784 of V4SFmode to ix86_binary_operator_ok.
16786 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.c (override_options): Initialize
16789 ix86_veclib_handler to ix86_veclibabi_svml when
16790 -mveclibabi=svml is used.
16791 (ix86_veclibabi_svml): New function for SVML ABI style
16792 vectorization support.
16793 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16795 2008-03-28 Rafael Espindola <espindola@google.com>
16797 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16798 (tree_binary_nonnegative_warnv_p): Make it public.
16799 (tree_single_nonnegative_warnv_p): Make it public.
16800 (tree_invalid_nonnegative_warnv_p): Make it public.
16801 (tree_unary_nonzero_warnv_p): Make it public.
16802 (tree_binary_nonzero_warnv_p): Make it public
16803 (tree_single_nonzero_warnv_p): Make it public.
16804 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16805 (extract_range_from_binary_expr): Split the expr argument.
16806 (extract_range_from_unary_expr): Split the expr argument.
16807 (extract_range_from_comparison): Split the expr argument.
16808 (extract_range_from_expr): Use the new aux functions.
16809 (vrp_evaluate_conditional_warnv): Use
16810 vrp_evaluate_conditional_warnv_with_ops.
16811 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16812 (tree_binary_nonzero_warnv_p): Declare.
16813 (tree_single_nonzero_warnv_p): Declare.
16814 (tree_expr_nonzero_warnv_p): Declare.
16815 (tree_unary_nonnegative_warnv_p): Declare.
16816 (tree_binary_nonnegative_warnv_p): Declare.
16817 (tree_single_nonnegative_warnv_p): Declare.
16818 (tree_invalid_nonnegative_warnv_p): Declare.
16820 2008-03-28 Richard Guenther <rguenther@suse.de>
16822 PR tree-optimization/30317
16823 PR tree-optimization/30911
16824 PR tree-optimization/34793
16825 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16826 (struct assert_locus_d): New member EXPR.
16827 (register_new_assert_for): Add EXPR parameter to support
16828 ASSERT_EXPR <name, expr OP limit>.
16829 (register_edge_assert_for_1): Adjust callers.
16830 (find_assert_locations): Likewise.
16831 (process_assert_insertions_for): Build condition from expression.
16832 (extract_range_from_assert): Handle ASSERT_EXPRs
16833 of the form ASSERT_EXPR <name, expr OP limit>.
16834 (register_edge_assert_for_2): New helper registering
16835 asserts for comparisons. Recognize range tests of the form
16836 (unsigned)i - CST1 OP CST2.
16837 (register_edge_assert_for_1): Use it.
16838 (register_edge_assert_for): Likewise.
16839 (needs_overflow_infinity): Integer sub-types
16840 do not need overflow infinities.
16841 (vrp_val_is_max): The extreme values of integer sub-types
16842 are those of the base type.
16843 (vrp_val_is_min): Likewise.
16844 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16847 2008-03-28 Nick Clifton <nickc@redhat.com>
16850 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16851 Return GENERAL_REGS for stack adjustment reloads.
16853 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16856 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16857 const_vector when all the vectors are constant.
16859 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16861 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16863 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16864 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16866 (s<code>_sf): Use new scc_sf attribute for opcode names.
16868 2008-03-27 Tom Tromey <tromey@redhat.com>
16870 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16871 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16872 config/spu/t-spu-elf, config/i386/t-interix,
16873 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16874 config/i386/x-darwin, config/i386/x-mingw32,
16875 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16876 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16877 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16878 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16879 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16880 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16881 config/score/t-score-elf, config/arm/t-strongarm-pe,
16882 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16883 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16884 Revert automatic dependency patch.
16886 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16889 * config/i386/i386.c (ix86_function_arg_boundary): Align
16890 decimal floating point to its natural boundary.
16892 2008-03-27 Richard Guenther <rguenther@suse.de>
16894 PR middle-end/35716
16895 * fold-const.c (fold_comparison): Restrict distinct decl
16896 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16897 solely rely on operand_equal_p.
16899 2008-03-27 Richard Guenther <rguenther@suse.de>
16902 * c-common.c (handle_weak_attribute): Reject combination of
16905 2008-03-27 Richard Guenther <rguenther@suse.de>
16907 PR tree-optimization/32810
16908 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16909 conversions from DECL_INITIAL.
16910 (fold_const_aggregate_ref): Likewise from constructor elements.
16912 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16914 * tree-affine.h (aff_combination_expand): Declare.
16915 (get_inner_reference_aff): Likewise.
16916 * tree-affine.c (aff_combination_expand): Split out from
16917 tree_to_aff_combination_expand.
16918 (get_inner_reference_aff): New function.
16919 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16920 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16921 (struct lim_aux_data): sm_done field removed.
16922 (mem_ref_loc_p, mem_ref_locs_p): New types.
16923 (struct mem_ref): Added id, stored, accesses_in_loop,
16924 indep_loop, dep_loop, indep_ref, dep_ref fields.
16925 Removed is_stored, locs and next fields.
16926 (memory_accesses): New variable.
16927 (movement_possibility): Do not allow moving statements
16928 that store to memory.
16929 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16931 (determine_max_movement): For statements with memory references,
16932 find the outermost loop in that the reference is independent.
16933 (move_computations_stmt): Mark the virtual operands for renaming.
16934 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16935 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16936 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16937 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16938 create_vop_ref_mapping, analyze_memory_references,
16939 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16940 get_all_locs_in_loop, ref_always_accessed_p,
16941 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16942 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16943 store_motion_loop, store_motion): New functions.
16944 (struct vop_to_refs_elt): New type.
16945 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16946 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16947 (schedule_sm): Replaced by...
16948 (execute_sm): ... this.
16949 (determine_lsm_ref, hoist_memory_references,
16950 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16951 find_more_ref_vops, free_mem_ref, free_mem_refs,
16952 determine_lsm_loop, determine_lsm): Removed.
16953 (tree_ssa_lim_finalize): Free data structures used by store motion.
16954 (tree_ssa_lim): Call analyze_memory_references. Use
16955 store_motion instead of determine_lsm.
16957 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16959 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16960 rename tmake_file to m68hc11/t-m68hc11.
16961 (mcore): Set inhibit_libc to true.
16962 * config.host (alpha*-dec-*vms*): Set extra_programs.
16963 (interix3*): Don't use host_xmake_file.
16964 * configure.ac: Let config.gcc override inhibit_libc.
16965 * configure: Regenerate.
16967 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16968 * config/t-openbsd-thread: Remove commented out lines.
16970 * config/x-interix: Remove.
16972 * config/m68hc11/t-m68hc11-gas: Rename to...
16973 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16975 * config/mcore/t-mcore: Remove T_CFLAGS.
16976 * config/mcore/t-mcore-pe: Likewise.
16978 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16980 * configure.ac: Replace custom __GNU_SOURCE test with
16981 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16982 * aclocal.m4: Regenerate.
16983 * configure: Regenerate.
16984 * config.in: Regenerate.
16986 2008-03-27 Richard Guenther <rguenther@suse.de>
16988 * fold-const.c (target.h): Include.
16989 (fold_comparison): Fold comparison of addresses of decls
16990 that bind locally or of constants. Consolidate address folding code.
16991 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16992 results from fold_binary_to_constant.
16993 (compare_values_warnv): Likewise.
16995 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16997 PR middle-end/35429
16998 * fold-const.c (fold_truthop): Check for integeral types when folding
16999 a == 0 && b == 0 and a != 0 || b != 0 .
17001 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17003 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17005 2008-03-26 Andreas Schwab <schwab@suse.de>
17007 * doc/invoke.texi: Fix use of @item vs. @itemx.
17009 2008-03-26 Tom Tromey <tromey@redhat.com>
17011 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17012 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17013 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17014 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17015 build/genconstants.o, build/genemit.o, build/genextract.o,
17016 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17017 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17020 2008-03-26 Richard Guenther <rguenther@suse.de>
17023 2008-03-26 Richard Guenther <rguenther@suse.de>
17025 * fold-const.c (target.h): Include.
17026 (fold_comparison): Fold comparison of addresses of two decls
17027 that bind locally. Consolidate address folding code.
17029 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17031 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17032 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17033 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17034 dconstsqrt2, dconstthird, dconste and/or dconst10.
17035 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17036 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17037 dconstsqrt2, dconste): Delete.
17038 (init_emit_once): Likewise. Simplify initializing dconstm1.
17040 * real.c (get_real_const): New.
17041 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17042 dconstsqrt2, dconste): Delete.
17043 (real_value_const, get_real_const): New.
17045 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17047 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17049 * config/i386/i386.c (ix86_function_arg_boundary): Check
17050 BIGGEST_ALIGNMENT instead of 128.
17051 (setup_incoming_varargs_64): Likewise.
17053 2008-03-26 Tom Tromey <tromey@redhat.com>
17055 * Makefile.in (DEPFILES): Add missing '/'.
17057 2008-03-26 Richard Guenther <rguenther@suse.de>
17059 * fold-const.c (target.h): Include.
17060 (fold_comparison): Fold comparison of addresses of two decls
17061 that bind locally. Consolidate address folding code.
17063 2008-03-26 Nick Clifton <nickc@redhat.com>
17066 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17067 not allow INT+INT as a legitimate addressing mode.
17069 2008-03-26 Richard Guenther <rguenther@suse.de>
17071 * tree-flow.h (widen_bitfield): Remove declaration.
17072 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17073 (widen_bitfield): Remove function.
17074 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17077 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17080 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17083 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17085 PR rtl-optimization/35232
17086 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17087 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17088 reg_reloaded_call_part_clobbered here.
17089 (reload_regs_reach_end_p): New function.
17090 (reload_reg_rtx_for_input): New variable.
17091 (reload_reg_rtx_for_output): Likewise.
17092 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17093 when reassigning a pseudo register. Load reloadreg from
17094 reload_reg_rtx_for_input, moving the mode and register
17096 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17097 instead of the original when deciding whether an input reload
17098 would be a no-op or whether an output reload can be deleted.
17099 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17100 when setting up new_spill_reg_store. Load it from
17101 reload_reg_rtx_for_output, moving the mode and register
17103 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17104 instead of the original when deciding whether an output reload
17105 would be a no-op. Do the same when modifying insn notes.
17106 Use rtx_equal_p instead of == to compare the registers.
17107 (inherit_piecemeal_p): Take a mode and two register numbers
17109 (emit_reload_insns): Clear new_spill_reg_store for every hard
17110 register in the reload register. Remove spill registers
17111 from reg_reloaded_valid before considering whether to record
17112 inheritance information for them. Use reload_reg_rtx_for_output
17113 instead of reg_rtx when recording output reloads. Use
17114 reload_reg_rtx_for_input instead of reg_rtx when recording
17115 input reloads. Set or clear reg_reloaded_call_part_clobbered
17116 at the same time as setting reg_reloaded_valid.
17117 (delete_output_reload): Add a new_reload_reg parameter and use it
17118 instead of rld[j].reg_rtx.
17119 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17122 2008-03-25 Tom Tromey <tromey@redhat.com>
17124 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17125 (build/genattr.o): Likewise.
17126 (build/genattrtab.o): Likewise.
17127 (build/gencodes.o): Likewise.
17128 (build/genconfig.o): Likewise.
17129 (build/genconstants.o): Likewise.
17130 (build/genemit.o): Likewise.
17131 (build/genextract.o): Likewise.
17132 (build/genflags.o): Likewise.
17134 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17136 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17137 instead of size_int for integer types.
17138 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17139 to match type of MINUS_EXPR.
17141 2008-03-25 Tom Tromey <tromey@redhat.com>
17143 * configure: Rebuilt.
17144 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17147 2008-03-25 Tom Tromey <tromey@redhat.com>
17149 * config/x-solaris (host-solaris.o): Update.
17150 * config/x-linux (host-linux.o): Update.
17151 * config/x-hpux (host-hpux.o): Update.
17152 * config/x-darwin (host-darwin.o): Update.
17153 * config/v850/t-v850e (v850-c.o): Update.
17154 * config/v850/t-v850 (v850-c.o): Update.
17155 * config/t-vxworks (vxworks.o): Update.
17156 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17157 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17158 * config/spu/t-spu-elf (spu-c.o): Update.
17160 * config/sh/t-symbian (sh-c.o): Update.
17161 (symbian.o): Update.
17162 * config/sh/t-sh (sh-c.o): Update.
17163 * config/score/t-score-elf (score7.o, score3.o): Update.
17164 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17165 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17166 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17167 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17168 (rs6000.o): Remove.
17169 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17170 * config/m32c/t-m32c (m32c-pragma.o): Update.
17171 * config/ia64/t-ia64 (ia64-c.o): Update.
17172 * config/i386/x-mingw32 (host-mingw32.o): Update.
17173 * config/i386/x-i386 (driver-i386.o): Update.
17174 * config/i386/x-darwin (host-i386-darwin.o): Update.
17175 * config/i386/x-cygwin (host-cygwin.o): Update.
17176 * config/i386/t-nwld (nwld.o): Update.
17177 * config/i386/t-netware (netware.o): Update.
17178 * config/i386/t-interix (winnt.o): Update.
17179 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17180 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17181 msformat-c.o): Update.
17182 * config/bfin/t-bfin-linux (generated_files): Add
17183 linux-sysroot-suffix.h.
17184 * config/arm/t-wince-pe (pe.o): Update.
17185 * config/arm/t-strongarm-pe (pe.o): Update.
17186 * config/arm/t-pe (pe.o): Update.
17187 * config/arm/t-arm (arm-c.o): Update.
17188 * doc/install.texi (Prerequisites): Require make 3.80.
17189 * Makefile.in: Remove .o targets.
17190 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17191 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17192 (simple_generated_h, simple_generated_c): Move earlier.
17193 (generated_files): New variable.
17194 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17195 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17196 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17197 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17198 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17199 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17200 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17201 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17202 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17203 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17204 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17205 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17207 (COMPILE.base, COMPILE): New variables.
17208 (%.o): New pattern rule.
17209 (ALL_HOST_OBJS): New variable.
17210 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17211 (dummy-checksum.o, cc1-checksum.o): Remove.
17212 (DRIVER_SHLIB): New variable.
17213 (DRIVER_DEFINES): Use it.
17214 (gencondmd.c): Move out of build/.
17215 (s-conditions): Update.
17216 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17217 (ALL_BUILD_OBJS): Likewise.
17218 (build/%.o): Use BUILDCOMPILE.
17219 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17220 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17221 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17222 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17223 build/genconfig.o, build/genconstants.o, build/genemit.o,
17224 build/genextract.o, build/genflags.o, build/genmddeps.o,
17225 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17226 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17227 build/gen-protos.o, build/scan.o, build/fix-header.o,
17228 build/scan-decls.o): Simplify.
17229 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17230 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17231 prefix.o, toplev.o): Reduce to variable setting.
17232 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17233 ($(out_object_file), gcc-options.o): New targets.
17234 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17235 * configure: Rebuilt.
17236 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17237 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17239 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17241 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17242 complain when we hit an error, return ERROR_MARK_NODE.
17244 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17246 * config/sh/constraints.md (Pso, Psz): New constraints.
17247 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17248 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17250 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17252 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17253 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17255 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17257 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17258 (prefetch_sh2a): New.
17260 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17261 Naveen.H.S <naveen.hs@kpitcummins.com>
17263 * config/sh/constraints.md (I28): New constraint.
17264 * config/sh/sh.c (broken_move): Add support for movi20s.
17265 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17267 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17268 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17269 Naveen.H.S <naveen.hs@kpitcummins.com>
17271 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17272 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17273 (print_operand): Handle resbank in %@ operand code.
17274 (sh_encode_section_info): New.
17275 (push_regs): Add conditions for resbank.
17276 (sh_expand_epilogue): Likewise.
17277 (sh_insert_attributes): Likewise.
17278 (sh_attribute_table): Likewise.
17279 (sh_handle_resbank_handler_attribute): New.
17280 (sh2a_handle_function_vector_handler_attribute): New.
17281 (sh2a_is_function_vector_call): New.
17282 (sh2a_get_function_vector_number): New.
17283 (sh2a_function_vector_p): New.
17284 (sh_cfun_resbank_handler_p): New.
17285 * config/sh/sh.md (calli): Emit jsr/n if possible.
17286 (calli_tbr_rel): New.
17287 (calli_pcrel): Emit jsr/n if possible.
17288 (return_i): Emit rts/n if possible.
17289 (call_valuei_tbr_rel): New.
17290 (call_valuei_pcrel): Add condition for SH2A target.
17291 (call_value): Likewise.
17292 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17293 (sh2a_get_function_vector_number): Likewise.
17294 (sh2a_is_function_vector_call): Likewise.
17295 * doc/extend.texi: Document TBR relative addressing of SH2A.
17296 (resbank): Add description for SH2A.
17298 2008-03-24 Richard Guenther <rguenther@suse.de>
17301 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17302 pointer assignments change conversions according to middle-end rules.
17303 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17304 * configure.ac: Include type checking in yes.
17305 * configure: Regenerate.
17307 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17309 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17310 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17312 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17314 * gthr-vxworks.h (UNUSED): Define.
17316 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17318 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17320 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17322 * doc/extend.texi (Function Attributes): Add missing comma in the
17323 example of the "alloc_size" attribute.
17325 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17328 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17330 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17333 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17336 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17337 of the underlying type of a MS bitfield layout to the natural
17338 alignment of the type.
17340 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17342 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17343 to their natural alignment to avoid store forwarding stalls.
17345 2008-03-22 Richard Guenther <rguenther@suse.de>
17347 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17348 For PHI nodes verify the address is invariant.
17349 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17350 (get_symbol_constant_value): Use is_gimple_min_invariant.
17351 (maybe_fold_stmt_indirect): Likewise.
17353 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17355 PR rtl-optimization/33927
17356 * Makefile.in (dse.o): Depend on $(TM_P_H).
17357 * expr.h (extract_low_bits): Declare.
17358 * expmed.c (extract_low_bits): New function.
17359 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17360 * dse.c: Include tm_p.h.
17361 (find_shift_sequence): Remove the read_reg argument and return the
17362 read value. Emit the instructions instead of returning them.
17363 Iterate on new_mode rather than calculating it each time.
17364 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17365 source to NEW_MODE and extract_low_bits to convert the shifted
17366 value to READ_MODE.
17367 (replace_read): Allow the load and store to have different mode
17368 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17369 or extraction instructions before trying the replacement. Update
17370 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17372 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17374 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17375 to their natural alignment to avoid store forwarding stalls.
17377 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17380 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17381 encouraging but not allowing gprs for input;
17382 change the input constraint to !f#r.
17383 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17385 change the output constraint to !f#r.
17387 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17390 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17391 corresponding post-reload splitters.
17392 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17393 when x87 FP math is selected.
17394 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17395 New function prototype.
17396 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17397 unreachable function to ease macroization of insn patterns.
17399 2008-03-21 Martin Jambor <mjambor@suse.cz>
17401 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17402 reference dumps if ddr is NULL or dependence is unknown.
17404 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17406 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17407 unsigned extension into account.
17408 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17409 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17410 Do computations on a scratch register.
17412 2008-03-21 Richard Guenther <rguenther@suse.de>
17414 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17415 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17416 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17417 * tree-ssa-dom.c (record_equality): Likewise.
17418 * tree-inline.c (copy_body_r): Likewise.
17419 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17422 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17424 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17425 as 'delete_unused' argument.
17427 2008-03-20 Richard Guenther <rguenther@suse.de>
17429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17430 special casing of constant qualifiers.
17431 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17432 care about them in general.
17433 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17434 regardless of their type.
17435 (fold_stmt_r): Forcefully fold *& if we end up with that.
17437 2008-03-20 Paul Brook <paul@codesourcery.com>
17439 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17440 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17442 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17444 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17445 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17447 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17449 * common.opt (Wmudflap): New option.
17450 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17451 (mx_register_decls): Likewise.
17452 (mudflap_finish_file): Likewise.
17453 * doc/invoke.texi: Document -Wno-mudflap.
17455 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17457 * c-format.c (replace_format_name_to_system_name): New.
17458 (cmp_attribs): New.
17459 (convert_format_name_to_system_name): New.
17460 (decode_format_attr): Add use of convert_format_name_to_system_name.
17461 (format_types_orig): Add gnu_ prefix to names.
17462 (check_format_info_main): Special treating of \0 escaped names for
17463 supporting multi-character format specifiers as I32, I64.
17464 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17465 (gnu_target_overrides_format_attributes): New.
17466 * c-format.h: Add structure target_ovr_attr to hold
17467 system specific formatter names.
17468 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17469 msformat-c.o file to c_target_objs and cxx_target_objs.
17470 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17471 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17472 (TARGET_N_FORMAT_TYPES): New.
17473 * config/i386/msformat-c.c: New.
17474 * config/i386/t-cygming: Add build rule for msformat-c.o.
17475 * doc/extend.texi: Add new format names gnu_* and ms_* and
17477 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17479 2008-03-20 Ira Rosen <irar@il.ibm.com>
17481 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17482 optimizations turned on under -O3.
17483 (ftree-vectorize): Add that the flag is turned on with -O3.
17485 2008-03-20 Ben Elliston <bje@au.ibm.com>
17487 * regmove.c (try_auto_increment): Fix spelling error in comment.
17488 * final.c (final_scan_insn): Likewise.
17490 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17493 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17494 allocator preferences for "y" and "r" class registers.
17495 ("*mov<mode>_internal"): Ditto.
17496 ("*movv2sf_internal_rex64"): Ditto.
17497 ("*movv2sf_internal"): Ditto.
17499 2008-03-19 Michael Matz <matz@suse.de>
17501 PR middle-end/35616
17502 * calls.c (expand_call): Check overlap of arguments with call
17503 address for sibcalls.
17505 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17508 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17509 of the underlying type of a MS bitfield layout to the natural
17510 alignment of the type.
17512 2008-03-19 Jan Hubicka <jh@suse.cz>
17515 * toplev.c (decode_d_option): Handle all CPP flags.
17516 * tree-vrp.c: Update tree_pass descriptors.
17517 * regrename.c: Update tree_pass descriptors.
17518 * fwprop.c: Update tree_pass descriptors.
17519 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17520 * tree-into-ssa.c: Update tree_pass descriptors.
17521 * tree-dump.c: Update tree_pass descriptors.
17522 * tree-complex.c: Update tree_pass descriptors.
17523 * tree-dump.h: Update tree_pass descriptors.
17524 * see.c: Update tree_pass descriptors.
17525 * cgraphbuild.c: Update tree_pass descriptors.
17526 * tracer.c: Update tree_pass descriptors.
17527 * tree-loop-distribution.c: Update tree_pass descriptors.
17528 * cgraph.c: Update tree_pass descriptors.
17529 * postreload-gcse.c: Update tree_pass descriptors.
17530 * postreload.c: Update tree_pass descriptors.
17531 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17532 * tree-tailcall.c: Update tree_pass descriptors.
17533 * tree-pass.h (tree_opt_pass): Rename to ...
17534 (opt_pass) ... this one; add "type" field and remove letter field.
17535 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17536 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17537 all_lowering_passes): Update declaration.
17538 * ipa-cp.c: Update tree_pass descriptors.
17539 * final.c: Update tree_pass descriptors.
17540 * omp-low.c: Update tree_pass descriptors.
17541 * tree-ssa-dse.c: Update tree_pass descriptors.
17542 * ipa-reference.c: Update tree_pass descriptors.
17543 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17544 * auto-inc-dec.c: Update tree_pass descriptors.
17545 * reorg.c: Update tree_pass descriptors.
17546 * cgraphunit.c: Update tree_pass descriptors.
17547 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17548 * tree-ssa-ccp.c: Update tree_pass descriptors.
17549 * df-core.c: Update tree_pass descriptors.
17550 * mode-switching.c: Update tree_pass descriptors.
17551 * tree-nomudflap.c: Update tree_pass descriptors.
17552 * modulo-sched.c: Update tree_pass descriptors.
17553 * ipa-pure-const.c: Update tree_pass descriptors.
17554 * cse.c: Update tree_pass descriptors.
17555 * web.c: Update tree_pass descriptors.
17556 * tree-stdarg.c: Update tree_pass descriptors.
17557 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17558 * tree-ssa-dom.c: Update tree_pass descriptors.
17559 * tree-nrv.c: Update tree_pass descriptors.
17560 * tree-ssa-alias.c: Update tree_pass descriptors.
17561 * loop-init.c: Update tree_pass descriptors.
17562 * gimple-low.c: Update tree_pass descriptors.
17563 * ipa-inline.c: Update tree_pass descriptors.
17564 * tree-ssa-sink.c: Update tree_pass descriptors.
17565 * global.c: Update tree_pass descriptors.
17566 * ifcvt.c: Update tree_pass descriptors.
17567 * jump.c: Update tree_pass descriptors.
17568 * predict.c: Update tree_pass descriptors.
17569 * tree-ssa-loop.c: Update tree_pass descriptors.
17570 * recog.c: Update tree_pass descriptors.
17571 * dse.c: Update tree_pass descriptors.
17572 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17573 * tree-eh.c: Update tree_pass descriptors.
17574 * regmove.c: Update tree_pass descriptors.
17576 * function.c: Update tree_pass descriptors.
17577 * tree-vectorizer.c: Update tree_pass descriptors.
17578 * gcse.c: Update tree_pass descriptors.
17579 * ipa-type-escape.c: Update tree_pass descriptors.
17580 * tree-if-conv.c: Update tree_pass descriptors.
17581 * init-regs.c: Update tree_pass descriptors.
17582 * ipa.c: Update tree_pass descriptors.
17583 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17584 * rtl-factoring.c: Update tree_pass descriptors.
17585 * lower-subreg.c: Update tree_pass descriptors.
17586 * bt-load.c: Update tree_pass descriptors.
17587 * tree-dfa.c: Update tree_pass descriptors.
17588 * except.c: Update tree_pass descriptors.
17589 * emit-rtl.c: Update tree_pass descriptors.
17590 * cfgexpand.c: Update tree_pass descriptors.
17591 * tree-cfgcleanup.c: Update tree_pass descriptors.
17592 * cfgcleanup.c: Update tree_pass descriptors.
17593 * tree-ssa-pre.c: Update tree_pass descriptors.
17594 * tree-sra.c: Update tree_pass descriptors.
17595 * tree-mudflap.c: Update tree_pass descriptors.
17596 * tree-ssa-copy.c: Update tree_pass descriptors.
17597 * cfglayout.c: Update tree_pass descriptors.
17598 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17599 * tree-ssa-dce.c: Update tree_pass descriptors.
17600 * tree-ssa.c: Update tree_pass descriptors.
17601 * regclass.c: Update tree_pass descriptors.
17602 * integrate.c: Update tree_pass descriptors.
17603 * tree-optimize.c: Update tree_pass descriptors.
17604 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17605 * tree-object-size.c: Update tree_pass descriptors.
17606 * combine.c: Update tree_pass descriptors.
17607 * tree-outof-ssa.c: Update tree_pass descriptors.
17608 * bb-reorder.c: Update tree_pass descriptors.
17609 * stack-ptr-mod.c: Update tree_pass descriptors.
17610 * var-tracking.c: Update tree_pass descriptors.
17611 * tree-profile.c: Update tree_pass descriptors.
17612 * tree-vect-generic.c: Update tree_pass descriptors.
17613 * reg-stack.c: Update tree_pass descriptors.
17614 * sched-rgn.c: Update tree_pass descriptors.
17615 * tree-ssa-structalias.c: Update tree_pass descriptors.
17616 * tree-cfg.c: Update tree_pass descriptors.
17617 * passes.c (current_pass): Update declaration.
17618 (finish_optimization_passes): Update.
17619 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17620 (register_one_dump_file, register_dump_files_1, next_pass_1):
17622 (init_optimization_passes): Update handling of new types.
17623 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17624 * ipa-struct-reorg.c: Update tree_pass descriptors.
17625 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17626 * combine-stack-adj.c: Update tree_pass descriptors.
17627 * cfgrtl.c: Update tree_pass descriptors.
17628 * dce.c: Update tree_pass descriptors.
17629 * tree-ssanames.c: Update tree_pass descriptors.
17631 2008-03-19 Richard Guenther <rguenther@suse.de>
17633 PR middle-end/35609
17634 * tree-ssa.c (walk_data): New structure.
17635 (warn_uninitialized_var): If not always_executed warn with "maybe"
17637 (execute_early_warn_uninitialized): Compute post-dominators.
17638 Initialize always_executed before processing each basic block.
17640 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17643 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17644 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17646 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17648 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17650 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17652 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17654 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17655 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17656 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17657 target after ignore has been set, and move there also the commputation
17658 of subtarget and original_target.
17659 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17660 (LANG_HOOKS_INITIALIZER): Remove it.
17661 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17663 2008-03-18 Richard Guenther <rguenther@suse.de>
17665 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17666 found an expression with constants, note that in the VN for the lhs.
17667 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17668 fold them to constants if possible. Run cleanup_cfg if done so.
17669 (execute_pre): Return todo.
17670 (do_pre): Likewise.
17671 (execute_fre): Likewise.
17672 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17674 (get_prop_source_stmt): Look through pointer conversions.
17676 2008-03-18 Jan Hubicka <jh@suse.cz>
17678 * tree-pretty-print.c: Include predict.h.
17679 (dump_generic_node): Dump predictor.
17680 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17681 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17682 * gimple-low.c (lower_stmt): Likewise.
17683 * expr.c (expand_expr_real): Likewise.
17684 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17686 (build_predict_expr, build_predict_expr): New.
17687 * predict.h (predictor_name, build_predict_expr): Update.
17688 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17689 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17690 * predict.def (PRED_CONTINUE): Update hitrate.
17691 * tree.def (PREDICT_EXPR): Define.
17692 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17693 do not handle BIND_EXPR.
17694 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17695 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17696 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17699 2008-03-18 Michael Matz <matz@suse.de>
17701 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17703 2008-03-18 Richard Guenther <rguenther@suse.de>
17705 * tree-gimple.h (is_gimple_invariant_address): Declare.
17706 (is_gimple_constant): Likewise.
17707 * tree-gimple.c (is_gimple_constant): New function.
17708 (is_gimple_invariant_address): Likewise.
17709 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17710 and is_gimple_invariant_address.
17711 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17713 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17714 an addressable base.
17716 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17718 PR middle-end/35611
17719 * gimplify.c (gimplify_expr): Gimplify second operand of
17722 2008-03-17 Richard Guenther <rguenther@suse.de>
17724 PR tree-optimization/19637
17725 * fold-const.c (fold_unary): Remove restrictions of removing
17726 intermediate pointer-conversions (P2)(P1)P0.
17727 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17728 conversion to void pointer.
17729 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17731 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17734 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17735 emulated thread local variables.
17737 2008-03-16 Richard Guenther <rguenther@suse.de>
17739 PR middle-end/35607
17740 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17741 expand TREE_INVARIANT operations that are not gimple invariant.
17743 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17745 * doc/extend.texi (Alignment): Say that the ABI controls
17746 the __alignof__ for non-strict-alignment targets rather
17747 than being a recommendation.
17749 2008-03-15 Paul Brook <paul@codesourcery.com>
17751 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17753 (arm_output_fn_unwind): Mark functions that can not be unwound.
17755 2008-03-15 Paul Brook <paul@codesourcery.com>
17757 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17758 extension instructions.
17760 2008-03-15 Richard Guenther <rguenther@suse.de>
17762 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17763 and fold constant aggregate refs.
17764 (fold_const_aggregate_ref): Handle string constants
17765 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17766 (evaluate_stmt): Simplify now that ccp_fold folds constant
17769 2008-03-15 Paul Brook <paul@codesourcery.com>
17771 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17772 (extzv): Use gen_extzv_t2.
17773 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17775 2008-03-15 Richard Guenther <rguenther@suse.de>
17777 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17778 (fold_const_aggregate_ref): Likewise.
17779 (get_value): Return NULL if we don't have any values.
17780 (ccp_finalize): Set const_val to NULL after freeing it.
17781 * tree-flow.h (get_symbol_constant_value): Declare.
17782 (fold_const_aggregate_ref): Likewise.
17783 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17785 2008-03-15 Richard Guenther <rguenther@suse.de>
17787 PR middle-end/35593
17788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17789 to not produce negative array indices if not allowed. Add
17790 parameter to indicate that.
17791 (maybe_fold_offset_to_component_ref): Allow negative array
17792 indices only for the first member of a structure.
17793 (maybe_fold_offset_to_reference): Allow negative array indices.
17794 (maybe_fold_stmt_addition): Likewise.
17796 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17797 Anatoly Sokolov <aesok@post.ru>
17799 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17800 (avr_arch): Add ARCH_AVR6.
17801 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17802 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17803 instead of fixed value 2.
17804 (print_operand_address): Use gs() asm specifier instead of pm().
17805 (avr_assemble_integer): (Ditto.).
17806 (avr_output_addr_vec_elt): (Ditto.).
17807 (print_operand): Handle "!" code.
17808 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17809 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17810 (AVR_HAVE_EIJMP_EICALL): Define.
17811 (AVR_3_BYTE_PC): Redefine.
17812 (AVR_2_BYTE_PC): (Ditto.).
17813 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17814 (LINK_SPEC): Add atmega2560 and atmega2561.
17815 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17817 * config/avr/avr.md (call_insn): Use eicall instead of icall
17818 for 3 byte PC devices.
17819 (call_value_insn): (Ditto.).
17820 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17821 (indirect_jump): Use only for for 2 byte PC devices.
17822 (*tablejump): (Ditto.).
17823 (*indirect_jump_avr6): Add insn.
17824 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17825 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17826 instead of ijmp for 3 byte PC devices.
17827 (__tablejump2__): (Ditto.).
17828 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17829 (MULITLIB_DIRNAMES): (Ditto.).
17830 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17832 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17834 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17835 "sse2_umulsidi3". Use V1DI mode for operand 0.
17836 ("mmx_psadbw"): Use V1DI mode for operand 0.
17837 * config/i386/i386-modes.def (V1SI): New vector mode.
17838 * config/i386/i386.c (struct builtin_description)
17839 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17840 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17841 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17842 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17843 v1di_ftype_v8qi_v8qi type.
17844 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17846 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17847 __builtin_ia32_pmuludq]: Fix the mode of return value.
17849 2008-03-15 Richard Guenther <rguenther@suse.de>
17851 PR middle-end/35595
17852 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17855 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17857 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17858 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17859 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17860 unless TARGET_SERIALIZE_VOLATILE is enabled.
17861 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17862 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17863 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17865 2008-03-14 Richard Guenther <rguenther@suse.de>
17867 PR tree-optimization/34172
17868 * tree-flow.h (refs_may_alias_p): Declare.
17869 (get_single_def_stmt): Likewise.
17870 (get_single_def_stmt_from_phi): Likewise.
17871 (get_single_def_stmt_with_phi): Likewise.
17872 * tree-dfa.c (refs_may_alias_p): New function.
17873 (get_single_def_stmt): Likewise.
17874 (get_single_def_stmt_from_phi): Likewise.
17875 (get_single_def_stmt_with_phi): Likewise.
17876 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17877 (vn_reference_lookup_1): New helper function.
17878 (vn_reference_lookup): Walk the virtual use-def chain to
17879 continue searching for a match if the def does not alias the
17880 reference we are looking for.
17882 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17884 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17885 archive and Perzl. Update The Written Word listing.
17887 2008-03-14 Richard Guenther <rguenther@suse.de>
17889 PR tree-optimization/34043
17890 PR tree-optimization/33989
17891 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17893 (bitmap_find_leader): Use extra argument to verify dominance
17894 relationship inside a basic-block.
17895 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17896 (find_leader_in_sets): Adjust.
17897 (create_component_ref_by_pieces): Take extra argument for
17898 dominance check, handle lookup failures.
17899 (find_or_generate_expression): Likewise.
17900 (create_expression_by_pieces): Likewise.
17901 (insert_into_preds_of_block): Adjust.
17902 (create_value_expr_from): If asked for, verify all operands
17903 are in the blocks AVAIL_OUT set.
17904 (make_values_for_stmt): Check for SSA_NAMEs that are life
17905 over an abnormal edge.
17906 (compute_avail): Remove such check.
17907 (do_SCCVN_insertion): New function.
17908 (eliminate): If we do not find a leader suitable for replacement
17909 insert a replacement expression from SCCVN if available.
17910 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17911 (struct vn_ssa_aux): Add needs_insertion flag.
17912 * tree-ssa-sccvn.c (may_insert): New global flag.
17913 (copy_reference_ops_from_ref): Value-number union member access
17914 based on its size, not type and member if insertion is allowed.
17915 (visit_reference_op_load): For a weak match from union type
17916 punning lookup a view-converted value and insert a SSA_NAME
17917 for that value if that is not found.
17918 (visit_use): Make dumps shorter. Do not disallow value numbering
17919 SSA_NAMEs that are life over an abnormal edge to constants.
17920 (free_scc_vn): Release inserted SSA_NAMEs.
17921 (run_scc_vn): New flag to specify whether insertion is allowed.
17922 Process SSA_NAMEs in forward order.
17923 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17924 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17925 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17926 pointer type to/from integral types that do not change the
17927 precision to regular conversions.
17929 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17931 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17932 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17933 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17934 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17935 input arguments and the mode of return value. Built-in functions
17936 that operate on whole 64-bit MMX register now use V1DI mode.
17938 2008-03-13 Alon Dayan <alond@il.ibm.com>
17939 Olga Golovanevsky <olga@il.ibm.com>
17941 PR tree-optimization/35041
17942 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17943 to locate the right position in a statement.
17945 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17949 * config/i386/xmmintrin.h: Change all static inline functions to
17950 extern inline and add __gnu_inline__ attribute.
17951 * config/i386/bmintrin.h: Ditto.
17952 * config/i386/smmintrin.h: Ditto.
17953 * config/i386/tmmintrin.h: Ditto.
17954 * config/i386/mmintrin-common.h: Ditto.
17955 * config/i386/ammintrin.h: Ditto.
17956 * config/i386/emmintrin.h: Ditto.
17957 * config/i386/pmmintrin.h: Ditto.
17958 * config/i386/mmintrin.h: Ditto.
17959 * config/i386/mm3dnow.h: Ditto.
17961 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17963 PR middle-end/35185
17964 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17965 (lower_omp_2): New function.
17966 (lower_omp_1, lower_omp): Rewritten.
17968 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17971 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17972 with the phrase "Microsoft Windows compilers".
17973 (Push/Pop Macro Pragmas): New subsection. Document
17974 #pragma push_macro and pragma pop_macro.
17976 2008-03-12 Paul Brook <paul@codesourcery.com>
17978 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17980 2008-03-12 Paul Brook <paul@codesourcery.com>
17982 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17983 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17984 (thumb2_addsi_shortim): Rename ...
17985 (thumb2_addsi_short): ... to this. Allow register operands.
17986 (thumb2_subsi_short): New pattern.
17987 (thumb2_one_cmplsi2_short,
17988 thumb2_negsi2_short): New patterns and peepholes.
17990 2008-03-12 Paul Brook <paul@codesourcery.com>
17992 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17994 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17996 * config/i386/i386.md (int_cond): New code iterator.
17998 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17999 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18000 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18001 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18002 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18003 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18004 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18005 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18007 2008-03-12 Paul Brook <paul@codesourcery.com>
18009 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18010 instead of {arm,thumb}_compute_save_reg_mask.
18011 (output_return_instruction): Ditto.
18012 (thumb_unexpanded_epilogue): Ditto.
18013 (thumb1_expand_prologue): Ditto.
18014 (thumb1_output_function_prologue): Ditto.
18015 (arm_set_return_address): Ditto.
18016 (thumb_set_return_address): Ditto.
18017 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18018 regs to achieve stack alignment.
18019 (thumb1_compute_save_reg_mask): Fix compiler warning.
18020 (arm_output_epilogue): Use offsets->saved_regs_mask.
18021 Adjust stack pointer by poping call clobered registers.
18022 (arm_expand_prologue): Use offsets->saved_regs_mask.
18023 Adjust stack pointer by pushing extra registers.
18024 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18026 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18029 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18030 conversion to the operands of a multiplication.
18032 2008-03-12 Richard Guenther <rguenther@suse.de>
18034 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18035 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18036 * timevar.def (TV_TREE_PHIPROP): Add.
18037 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18038 pass description. Use TV_TREE_PHIPROP.
18039 * tree-ssa-forwprop.c: Remove phiprop code.
18041 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18043 PR middle-end/35549
18044 * omp-low.c (maybe_lookup_decl): Constify first argument.
18045 (use_pointer_for_field): Change last argument from bool to
18046 omp_context *. Disallow shared copy-in/out in nested
18047 parallel if decl is shared in outer parallel too.
18048 (build_outer_var_ref, scan_sharing_clauses,
18049 lower_rec_input_clauses, lower_copyprivate_clauses,
18050 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18052 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18053 Ira Rosen <irar@il.ibm.com>
18055 * tree-vectorizer.c (free_stmt_vec_info): New function.
18056 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18057 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18058 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18059 * tree-vect-transform.c (vectorizable_conversion): Free
18060 vec_oprnds0 if it was allocated.
18061 (vect_permute_store_chain): Remove unused VECs.
18062 (vectorizable_store): Free VECs that are allocated in the..
18064 (vect_transform_strided_load, vectorizable_load): Likewise.
18065 (vect_remove_stores): Simplify the code.
18066 (vect_transform_loop): Move code to vect_remove_stores().
18067 Call vect_remove_stores() and free_stmt_vec_info().
18069 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18071 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18072 TARGET_HPUX. Revise comment.
18073 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18074 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18075 Use sr4 variant of `be' instruction when not generating PIC code.
18076 (attr_length_call): Adjust for above change.
18078 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18080 * ipa-reference.c (static_execute): Remove module_statics_const and
18081 associated setting code.
18083 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18086 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18087 predicate for operand 1.
18088 (paritysi2_cmp): Use register_operand predicate for operand 2.
18089 Use earlyclobber modifier for operand 1. Remove support for
18091 (paritydi2_cmp): Use register_operand predicate for operand 3.
18092 Use earlyclobber modifier for operand 1. Remove support for
18095 2008-03-11 Paul Brook <paul@codesourcery.com>
18096 Vladimir Prus <vladimir@codesourcery.com>
18098 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18099 (arm_compute_save_reg0_reg12_mask): Always
18100 check if register 11 must be saved. Always safe hard frame pointer
18101 when frame_pointer_needeed.
18102 (arm_compute_save_reg_mask): Save IP and PC
18103 only with apcs frames.
18104 (arm_output_epilogue): Adjust Thumb2 codepath to
18105 be also invoked and work for ARM non-apcs frames.
18106 (arm_expand_prologue): Don't bother saving IP
18107 for non-apcs frame, since it's not clobbered by
18108 prologue code. Implement non-apcs frame
18111 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18113 PR rtl-optimization/35281
18114 * expr.c (convert_move): Use a new pseudo for the intermediate
18115 from_mode->word_mode result.
18117 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18119 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18120 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18121 * toplev.c (compile_file): Don't call it.
18123 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18125 PR middle-end/35526
18126 * expr.c (store_expr): Call emit_block_move if the mode
18127 of "temp" RTX is BLKmode.
18129 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18130 Richard Guenther <rguenther@suse.de>
18132 PR tree-optimization/31358
18133 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18134 the step with a NULL_TREE.
18135 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18136 to sizetype if type is a pointer type.
18137 (add_candidate_1): Don't convert the base and step to
18138 the generic type if the orginal type is a pointer type.
18139 (add_iv_value_candidates): Use sizetype for the step
18140 if type is a pointer type.
18141 (cand_value_at): Likewise.
18142 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18144 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18145 Don't convert the tem affine to the type.
18146 (add_elt_to_tree): Use sizetype for the step if a pointer.
18147 Use POINTER_PLUS_EXPR for pointers.
18148 (aff_combination_to_tree): Use sizetype for the step if a
18151 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18153 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18154 Remove commutativity hint.
18156 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18160 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18161 errorneous type. Check that v is a VAR_DECL.
18163 PR middle-end/35099
18164 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18166 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18168 PR tree-optimization/35494
18169 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18170 may be overriden at link and run time.
18172 2008-03-10 Richard Guenther <rguenther@suse.de>
18174 PR tree-optimization/34677
18175 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18176 (poolify_tree): Likewise.
18177 (modify_expr_template): Likewise.
18178 (poolify_modify_stmt): Likewise.
18179 (insert_fake_stores): Handle all component-ref style stores
18180 in addition to INDIRECT_REF. Also handle complex types.
18181 Do not poolify the inserted load.
18182 (realify_fake_stores): Do not rebuild the tree but only
18183 make it a SSA_NAME copy.
18184 (init_pre): Remove initialzation of modify_expr_template.
18185 Do not allocate modify_expr_node_pool.
18186 (fini_pre): Do not free modify_expr_node_pool.
18188 2008-03-10 Paul Brook <paul@codesourcery.com>
18190 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18191 to avoid conflicts.
18193 2008-03-10 Paul Brook <paul@codesourcery.com>
18194 Mark Shinwell <shinwell@codesourcery.com>
18196 * config/arm/cortex-r4.md: New.
18197 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18199 * config/arm/arm.md: Include cortex-r4.md.
18200 (insn): Add smmls, sdiv and udiv values.
18201 (generic_sched): Don't use generic scheduling for Cortex-R4.
18202 (arm_issue_rate): New function.
18203 (TARGET_SCHED_ISSUE_RATE): Define.
18205 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18207 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18209 2008-03-10 Richard Guenther <rguenther@suse.de>
18211 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18212 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18214 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18216 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18217 Set default to true.
18219 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18221 * c.opt (Wsynth): Deprecate.
18222 * doc/invoke.texi (Option Summary, Warning Options): Document
18223 -Wno-format-contains-nul.
18225 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18228 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18229 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18231 2008-03-09 Ira Rosen <irar@il.ibm.com>
18233 * config/rs6000/rs6000.c (builtin_description): Rename vector
18234 left shift operations.
18235 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18236 (altivec_vsl<VI_char>): Rename to ...
18237 (ashl<mode>3): ... new name.
18238 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18240 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18242 2008-03-08 Richard Guenther <rguenther@suse.de>
18244 * coverage.h (tree_coverage_counter_addr): Declare.
18245 * coverage.c (tree_coverage_counter_addr): New function.
18246 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18247 before using again.
18248 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18249 (tree_gen_one_value_profiler): Likewise.
18250 (tree_gen_ic_profiler): Likewise.
18251 (tree_gen_average_profiler): Likewise.
18252 (tree_gen_ior_profiler): Likewise.
18254 2008-03-08 Richard Guenther <rguenther@suse.de>
18256 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18257 (vn_binary_op_insert): Likewise.
18258 (vn_unary_op_lookup): Likewise.
18259 (vn_unary_op_insert): Likewise.
18260 (vn_nary_op_lookup): Declare.
18261 (vn_nary_op_insert): Likewise.
18262 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18263 and binary hashes, use a single obstack for unary_op_pool
18264 and binary_op_pool.
18265 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18266 a single struct vn_nary_op_s. Store tree code length and
18267 a variable number of operands.
18268 (struct vn_reference_op_struct): Remove unused op2.
18269 (vn_reference_op_eq): Do not compare op2.
18270 (vn_reference_op_compute_hash): Do not compute hash of op2.
18271 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18272 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18273 with vn_nary_op_compute_hash.
18274 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18275 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18277 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18279 (visit_unary_op): Call nary functions.
18280 (visit_binary_op): Likewise.
18281 (process_scc): Adjust for struct vn_tables_s changes.
18282 (allocate_vn_table): Likewise.
18283 (free_vn_table): Likewise.
18284 * tree-vn.c (vn_add): Call nary functions.
18285 (vn_lookup): Likewise.
18287 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18290 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18291 wdst back after sync_compare_and_swapqhi_internal.
18293 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386-modes.def (V1DI): New vector mode.
18297 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18298 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18299 (MMXMODE248): Ditto.
18300 (MMXMODE): Add V1DI mode.
18301 (mmxvecsize): Change DI mode to V1DI mode.
18302 ("mov<mode>): Use MMXMODEI8 mode iterator.
18303 ("*mov<mode>_internal_rex64"): Ditto.
18304 ("*mov<mode>_internal"): Ditto.
18305 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18306 ("mmx_sub<mode>3"): Ditto.
18307 ("mmx_adddi3"): Remove insn pattern.
18308 ("mmx_subdi3"): Ditto.
18309 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18310 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18311 ("mmx_ashl<mode>3"): Ditto.
18312 ("mmx_lshrdi3"): Remove insn pattern.
18313 ("mmx_ashldi3"): Ditto.
18314 * config/i386/i386.c (classify_argument): Handle V1DImode.
18315 (function_arg_advance_32): Ditto.
18316 (function_arg_32): Ditto.
18317 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18318 mmx_addv1di3 insn pattern.
18319 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18320 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18321 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18322 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18323 Remove definitions of built-in functions.
18324 (V1DI_type_node): New node.
18325 (v1di_ftype_v1di_int): Ditto.
18326 (v1di_ftype_v1di_v1di): Ditto.
18327 (v2si_ftype_v2si_si): Ditto.
18328 (v4hi_ftype_v4hi_di): Remove node.
18329 (v2si_ftype_v2si_di): Ditto.
18330 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18331 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18332 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18333 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18334 Add new builtins using def_builtin_const.
18335 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18336 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18337 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18338 * config/i386/mmintrin.h (__v1di): New typedef.
18339 (_mm_add_si64): Cast arguments to __v1di type.
18340 (_mm_sub_si64): Ditto.
18341 (_mm_sll_pi16): Cast __count to __v4hi type.
18342 (_mm_sll_pi32): Cast __count to __v2si type.
18343 (_mm_sll_si64): Cast arguments to __v1di type.
18344 (_mm_srl_pi16): Cast __count to __v4hi type.
18345 (_mm_srl_pi32): Cast __count to __v2si type.
18346 (_mm_srl_si64): Cast arguments to __v1di type.
18347 (_mm_sra_pi16): Cast __count to __v4hi type.
18348 (_mm_sra_pi32): Cast __count to __v2si type.
18349 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18350 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18351 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18352 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18353 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18354 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18355 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18356 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18357 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18358 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18359 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18360 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18362 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18364 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18366 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18370 reg+const addressing for Altivec modes. Don't generate reg+reg
18371 addressing for TFmode or TDmode quantities.
18373 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18375 * c-common.c (vector_types_convertible_p): Call langhook
18376 instead of comptypes.
18378 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18381 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18382 integral and scalar float variables which have a
18385 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18387 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18388 dwarf_register_span hook when emitting unwind information for
18389 register-to-memory saves.
18390 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18391 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18393 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18395 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18396 for the same VAR_DECL.
18398 2008-03-06 Tom Tromey <tromey@redhat.com>
18400 * treelang: Delete.
18401 * doc/standards.texi (Standards): Don't mention treelang.
18402 * doc/invoke.texi (Overall Options): Don't mention treelang.
18403 * doc/install.texi (Prerequisites): Don't mention bison or
18405 (Configuration): Don't mention treelang.
18406 (Building): Likewise.
18407 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18409 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18411 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18412 word-extractions out of a multi-word object.
18414 2008-03-06 Richard Guenther <rguenther@suse.de>
18416 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18417 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18418 result type and precision.
18419 * expr.c (get_inner_reference): Set unsignedp based on the result
18420 type of BIT_FIELD_REF.
18421 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18422 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18423 (try_instantiate_multiple_fields): Likewise. Use the correct type
18425 (sra_build_assignment): Likewise.
18426 (sra_build_elt_assignment): Likewise.
18427 (sra_explode_bitfield_assignment): Likewise.
18428 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18429 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18430 set BIT_FIELD_REF_UNSIGNED.
18431 (vectorizable_load): Likewise.
18433 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18435 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18438 2008-03-06 Richard Guenther <rguenther@suse.de>
18440 * alias.c (struct alias_set_entry): Move has_zero_child field
18441 to pack with alias_set.
18443 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18445 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18448 2008-03-05 Ian Lance Taylor <iant@google.com>
18450 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18452 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18454 * fwprop.c (update_df): Support width and offset parameters of
18456 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18457 global_conflicts): Change DF_REF_EXTRACT to either
18458 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18459 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18460 * df-scan.c (df_ref_record, df_defs_record,
18461 df_ref_create_structure, df_def_record_1, df_uses_record,
18462 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18463 df_bb_refs_collect, df_entry_block_defs_collect,
18464 df_exit_block_uses_collect): Support new width and offset fields.
18465 (ref_extract_pool): New storage pool.
18466 (df_free_ref): New function.
18467 (df_reg_chain_unlink, df_free_collection_rec,
18468 df_sort_and_compress_refs): Call df_free_ref.
18469 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18471 (df_ref_create_structure): Allocate df_ref_extract if offset and
18472 width fields are used.
18473 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18474 (df_uses_record): Get offset and width from ZERO_EXTRACT
18476 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18477 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18478 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18479 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18480 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18481 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18482 (df_ref_extract): New structure.
18483 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18484 (df_ref_create): Add width and offset parameters.
18486 2008-03-05 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18489 Use ranges_overlap_p.
18490 (offset_overlaps_with_access): Rename
18491 to ranges_overlap_p and move ...
18492 * tree-flow-inline.h (ranges_overlap_p): ... here.
18494 * tree.h (get_inner_reference, handled_component_p): Update
18497 * tree.h (record_component_aliases, get_alias_set,
18498 alias_sets_conflict_p, alias_sets_must_conflict_p,
18499 objects_must_conflict_p): Move declarations ...
18500 * alias.h (record_component_aliases, get_alias_set,
18501 alias_sets_conflict_p, alias_sets_must_conflict_p,
18502 objects_must_conflict_p): ... here.
18503 Include coretypes.h.
18504 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18506 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18508 * cfg.c: Include tree-flow.h.
18509 (remove_edge_raw): Call redirect_edge_var_map_clear.
18510 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18511 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18512 (redirect_edge_var_map_result): New.
18513 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18514 PENDING_STMT use with redirect_edge_var_map_*.
18515 * tree-ssa.c (edge_var_maps): New definition.
18516 (redirect_edge_var_map_add): New.
18517 (redirect_edge_var_map_clear): New.
18518 (redirect_edge_var_map_dup): New.
18519 (redirect_edge_var_map_vector): New.
18520 (redirect_edge_var_map_destroy): New.
18521 (ssa_redirect_edge): Replace PENDING_STMT use with
18522 redirect_edge_var_map_*.
18523 (flush_pending_stmts): Same.
18524 (delete_tree_ssa): Destroy edge var map.
18525 * tree-flow.h (struct _edge_var_map): New.
18526 Define edge_var_map vector type.
18527 Declare redirect_edge_var_map_* prototypes.
18528 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18529 * tree-cfg.c (reinstall_phi_args): Replace
18530 PENDING_STMT use with redirect_edge_var_map_*.
18532 2008-03-05 Richard Guenther <rguenther@suse.de>
18534 PR tree-optimization/35472
18535 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18536 whose single use_stmt has a overlapping set of loaded and
18537 stored symbols as that use_stmt might be a noop assignment then.
18539 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18541 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18543 2008-03-05 Richard Guenther <rguenther@suse.de>
18546 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18547 should be constants.
18548 * tree-cfg.c (verify_expr): Verify it.
18549 * fold-const.c (fold_truthop): Remove code generating
18550 BIT_FIELD_REFs of structure bases.
18551 (fold_binary): Likewise.
18552 (fold_ternary): Position and size of BIT_FIELD_REFs are
18553 always host integers.
18554 (make_bit_field_ref): Remove.
18555 (optimize_bit_field_compare): Remove.
18556 (all_ones_mask_p): Remove.
18558 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18561 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18562 (split_block_and_df_analyze): New. Split basic block and rebuild
18564 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18566 (split_pattern_seq): Likewise.
18567 (erase_matching_seqs): Likewise.
18568 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18570 2008-03-04 Geoff Keating <geoffk@apple.com>
18572 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18573 declaration and code.
18574 (tree_invalid_nonnegative_warnv_p): Likewise.
18576 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18578 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18579 examples. Truncate option-names then causing overfull hbox.
18581 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18584 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18586 * configure: Rebuilt.
18588 2008-03-04 Rafael Espindola <espindola@google.com>
18590 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18591 (tree_unary_nonnegative_warnv_p): New.
18592 (tree_binary_nonnegative_warnv_p): New.
18593 (tree_single_nonnegative_warnv_p): New.
18594 (tree_invalid_nonnegative_warnv_p): New.
18595 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18597 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18600 * opts.c (handle_option): Postpone 'unknown option' errors only for
18603 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18606 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18609 2008-03-04 Rafael Espindola <espindola@google.com>
18611 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18612 (tree_binary_nonzero_warnv_p): New.
18613 (tree_single_nonzero_warnv_p): New.
18614 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18616 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18618 PR middle-end/35456
18619 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18620 transformations for modes that have signed zeros.
18621 * ifcvt.c (noce_try_abs): Ditto.
18623 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18625 * config/i386/i386.c (override_options): Force
18626 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18628 2008-03-04 Jan Hubicka <jh@suse.cz>
18631 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18634 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18636 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18637 label to probe the stack.
18639 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18641 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18642 (__gthr_win32_mutex_destroy): Declare.
18643 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18644 __gthr_win32_mutex_destroy.
18645 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18647 2008-03-03 Jan Hubicka <jh@suse.cz>
18650 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18651 aggressive on inlining cold calls.
18653 2008-03-03 Richard Guenther <rguenther@suse.de>
18655 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18656 struct copies into the expression table.
18657 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18658 (try_to_simplify): Likewise.
18659 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18660 integral and pointer arguments which do not change the
18661 precision to NOP_EXPRs.
18662 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18663 VIEW_CONVERT_EXPR case.
18665 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18667 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18668 defined in a loop at depth 0 is invariant.
18669 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18670 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18671 be called at loop depth 0.
18673 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18676 * gcc.c (process_command): Update copyright notice dates.
18677 * gcov.c (print_version): Likewise.
18678 * gcov-dump.c (print_version): Likewise.
18679 * mips-tfile.c (main): Likewise.
18680 * mips-tdump.c (main): Likewise.
18682 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18685 * c-common.c (flag_permissive): Delete.
18686 (constant_expression_warnings): Check flags first.
18687 (constant_expression_error): New.
18688 * c-common.h (flag_permissive): Delete.
18689 (constant_expression_error): Declare.
18690 * flags.h (flag_permissive): Declare. Update description.
18691 * diagnostic.c (pedwarn): Update.
18693 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18694 (permissive_error_kind): New.
18695 * toplev.c (flag_permissive): Define. Update description.
18696 * toplev.h (permissive_error_kind): Declare.
18697 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18698 (pedwarn_c90): Use pedantic_warning_kind.
18699 * c-opts.c (c_common_post_options): flag_permissive does not affect
18700 flag_pedantic_errors.
18702 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18704 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18705 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18706 __absvsi2, __absvDI2): Use unsigned arithmetic.
18708 2008-03-02 Andi Kleen <ak@suse.de>
18709 Richard Guenther <rguenther@suse.de>
18711 * struct-equiv.c: Remove file.
18712 * cfg_cleanup.c (condjump_equiv_p): Remove.
18713 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18714 (struct-equiv.o): Remove rule.
18715 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18716 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18717 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18719 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18721 * ifcvt.c (noce_process_if_block): Try to handle only the then
18722 block if the else block exists but isn't suitable.
18724 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18727 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18728 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18729 regression from previous patch.
18731 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18734 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18736 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18737 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18738 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18739 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18740 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18741 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18742 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18743 (__gthread_mutex_destroy_function): Rename to
18744 __gthread_mutex_destroy.
18745 * gthr-dce.h (__gthread_mutex_destroy): Call
18746 pthread_mutex_destroy.
18747 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18748 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18749 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18751 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18753 * df-scan.c (df_ref_chain_change_bb): Simplify.
18754 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18755 set_block_for_insn if there's any change.
18756 * df.h ((df_insn_change_bb): Fix prototype.
18757 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18758 df_insn_change_bb, don't call set_block_for_insn.
18759 * emit-rtl.c (reorder_insns): Likewise.
18760 * haifa-sched.c (move_insn): Likewise.
18762 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18764 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18766 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18768 * tree-flow-inline.h (next_readonly_imm_use): Return
18769 NULL_USE_OPERAND_P after the end.
18771 2008-03-01 Richard Guenther <rguenther@suse.de>
18773 PR tree-optimization/35411
18774 * tree-sra.c (sra_build_assignment): Split conversion to
18775 final type to a separate statement if we are not assigning
18778 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18780 * fold-const.c (fold_convertible_p): Correct the logic to follow
18781 that in fold_convert().
18783 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18786 * tree-inline.c (build_duplicate_type): When we make a
18787 duplicate type, make it unique in the canonical types system.
18789 2008-02-29 Tom Tromey <tromey@redhat.com>
18791 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18792 input_file_stack_history, input_file_stack_restored): Remove.
18793 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18794 * input.h (struct file_stack): Remove.
18795 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18796 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18798 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18800 (diagnostic_last_module_changed): Add 'map' argument.
18801 (diagnostic_set_last_function): Likewise.
18802 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18803 line map, not input_file_stack.
18804 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18806 2008-02-29 Paul Brook <paul@codesourcery.com>
18808 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18810 2008-02-29 Paul Brook <paul@codesourcery.com>
18812 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18814 2008-02-29 Richard Guenther <rguenther@suse.de>
18816 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18818 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18819 value for comparing for a store match.
18820 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18821 (try_to_simplify): Do not do a full-blown reference lookup.
18823 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18825 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18826 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18828 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18830 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18832 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18833 strides against cache sizes.
18835 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18837 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18840 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18842 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18843 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18844 is smaller than the original promoted value.
18845 (simplify_subreg): If OP is a SUBREG, try to preserve its
18846 SUBREG_PROMOTED_VAR_P information.
18848 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18850 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18851 (VN_INFO_GET): Allocate new objects on the obstack.
18852 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18853 for rpo_numbers_temp, for consistency.
18854 (free_scc_vn): Free the obstack.
18856 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18858 * doc/invoke.texi: Document -ftree-loop-distribution.
18859 * tree-loop-distribution.c: New.
18860 * tree-pass.h (pass_loop_distribution): New.
18861 * graphds.h (struct graph): Add htab_t indices.
18862 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18863 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18864 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18865 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18866 * tree-data-ref.c (debug_data_dependence_relations): New.
18867 (dump_data_dependence_relation): Also print data references.
18868 (free_data_ref): Extern.
18869 (same_access_functions): Moved...
18870 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18871 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18872 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18873 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18874 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18875 (stmts_from_loop): Skip LABEL_EXPR.
18876 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18878 (build_rdg): Initialize rdg->indices htab.
18879 (free_rdg, stores_from_loop, ref_base_address,
18880 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18881 have_similar_memory_accesses_1, ref_base_address_1,
18882 remove_similar_memory_refs): New.
18883 * tree-data-ref.h: Depend on tree-chrec.h.
18884 (debug_data_dependence_relations, free_data_ref): Declared.
18885 (same_access_functions): ... here.
18886 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18888 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18889 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18890 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18891 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18892 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18893 rdg_vertex_for_stmt): Declared.
18894 (struct rdg_edge): Add level.
18896 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18897 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18899 (rdg_has_similar_memory_accesses): New.
18900 * tree-vect-analyze.c: Remove unused static decls.
18901 * lambda.h (dependence_level): New.
18902 * common.opt (ftree-loop-distribution): New.
18903 * tree-flow.h (mark_virtual_ops_in_bb,
18904 slpeel_tree_duplicate_loop_to_edge_cfg,
18905 rename_variables_in_loop): Declared.
18906 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18907 (OBJS-common): Add tree-loop-distribution.o.
18908 (tree-loop-distribution.o): New rule.
18909 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18910 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18911 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18913 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18916 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18917 other than structures and unions.
18919 2008-02-28 Richard Guenther <rguenther@suse.de>
18922 2008-02-26 Richard Guenther <rguenther@suse.de>
18924 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18925 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18926 (lookup_decl_from_uid): Declare.
18927 (remove_decl_from_map): Likewise.
18928 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18929 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18930 (decl_for_uid_map): New global hashtable mapping DECL_UID
18932 (init_ttree): Allocate it.
18933 (insert_decl_to_uid_decl_map): New helper function.
18934 (make_node_stat): Insert new decls into the map.
18935 (copy_node_stat): Likewise.
18936 (lookup_decl_from_uid): New function.
18937 (remove_decl_from_map): Likewise.
18938 (print_decl_for_uid_map_statistics): New helper.
18939 (dump_tree_statistics): Call it.
18941 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18942 (referenced_var_iterator): Adjust.
18943 (FOR_EACH_REFERENCED_VAR): Adjust.
18944 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18945 (num_referenced_vars): Adjust.
18946 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18947 (first_referenced_var): Remove.
18948 (end_referenced_vars_p): Likewise.
18949 (next_referenced_var): Likewise.
18950 (referenced_var_iterator_set): New helper function.
18951 * tree-dfa.c (referenced_var_lookup): Adjust.
18952 (referenced_var_check_and_insert): Likewise.
18953 (remove_referenced_var): Likewise.
18954 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18955 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18956 (verify_call_clobbering): Likewise.
18957 (verify_memory_partitions): Likewise.
18958 (init_tree_ssa): Allocate bitmap instead of hashtable for
18960 (delete_tree_ssa): Adjust.
18961 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18962 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18963 (compute_tag_properties): Likewise.
18964 (set_initial_properties): Likewise.
18965 (find_partition_for): Likewise.
18966 (update_reference_counts): Likewise.
18967 (dump_may_aliases_for): Likewise.
18968 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18969 (add_call_clobber_ops): Likewise.
18970 (add_call_read_ops): Likewise.
18971 (get_asm_expr_operands): Likewise.
18972 * tree-into-ssa.c (dump_decl_set): Likewise.
18973 (update_ssa): Likewise.
18974 * tree-sra.c (scan_function): Likewise.
18975 (decide_instantiations): Likewise.
18976 (scalarize_parms): Likewise.
18977 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18978 (dsa_named_for): Likewise.
18979 * tree-ssa-structalias.c (update_alias_info): Likewise.
18980 (merge_smts_into): Likewise.
18982 2008-02-27 David Daney <ddaney@avtrex.com>
18985 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18986 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18987 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18988 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18989 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18991 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18994 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18995 (BUILT_IN_NEXTTOWARD): Remove.
18996 (BUILT_IN_NEXTTOWARDF): Ditto.
18997 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18998 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19000 2008-02-27 Tom Tromey <tromey@redhat.com>
19002 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19003 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19005 2008-02-27 Jan Beulich <jbeulich@novell.com>
19007 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19008 update the respective field on newdecl.
19010 2008-02-27 Revital Eres <eres@il.ibm.com>
19012 PR rtl-optimization/34999
19013 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19014 crossing edges that ends with a call insn.
19015 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19016 call insn and clear the EDGE_CROSSING flag of the crossing edge
19017 when fixing fallthru edges.
19019 2008-02-27 Richard Guenther <rguenther@suse.de>
19021 PR middle-end/35390
19022 * fold-const.c (fold_unary): Return the correct argument,
19023 converted to the result type.
19025 2008-02-27 Richard Guenther <rguenther@suse.de>
19027 PR middle-end/34971
19028 * expr.c (expand_expr_real_1): Assert on rotates that operate
19030 * fold-const.c (fold_binary): Use the types precision, not the
19031 bitsize of the mode if folding rotate expressions. Build rotates
19032 only for full modes.
19034 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19036 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19037 and CPP_PRAGMA_EOL.
19038 * c-pragma.c (pragma_ns_name): New typedef.
19039 (registered_pp_pragmas): New variable.
19040 (c_pp_lookup_pragma): New function.
19041 (c_register_pragma_1): If flag_preprocess_only, do nothing
19042 for non-expanded pragmas, for expanded ones push pragma's
19043 namespace and name into registered_pp_pragmas vector.
19044 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19045 flag_preprocess_only, don't register GCC pch_preprocess
19046 pragma if flag_preprocess_only.
19047 * c-opts.c (c_common_init): Call init_pragma even if
19048 flag_preprocess_only.
19049 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19050 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19051 cpp_register_pragma if flag_preprocess_only.
19053 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19056 * c-parser.c (c_parser_translation_unit): Warn for empty
19057 translation unit, not empty source file.
19059 2008-02-26 Paul Brook <paul@codesourcery.com>
19061 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19062 operand for Thumb-2.
19063 * config/arm/arm.h (reg_class): Add CORE_REGS.
19064 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19065 (BASE_REG_CLASS): Use CORE_REGS.
19066 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19067 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19068 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19069 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19070 ARM_REGNO_OK_FOR_INDEX_P.
19071 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19072 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19073 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19074 (ldm/stm peepholes): Ditto.
19075 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19076 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19077 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19078 * config/arm/constraints.md: Enable "k" constraint on ARM.
19080 2008-02-27 Ben Elliston <bje@au.ibm.com>
19082 * config/rs6000/rs6000.c: Annotate cache line size field in all
19083 instances of struct processor_costs.
19085 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19087 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19088 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19089 jump_bypass): New counters.
19090 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19091 * dce.c (gate_ud_dce): Same.
19092 (gate_fast_dce): Same.
19093 * dse.c (gate_dse1): New function.
19094 (gate_dse2): New function.
19095 (gate_dse): Merge results of new gate functions.
19096 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19097 (gate_handle_jump_bypass): Add dbg_cnt.
19098 (gate_handle_gcse): Add dbg_cnt.
19099 * ifcvt.c (gate_handle_if_conversion): Same.
19100 (gate_handle_if_after_combine): Same.
19101 (gate_handle_if_after_reload): Same.
19102 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19104 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19106 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19108 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19110 2008-02-26 Jason Merrill <jason@redhat.com>
19113 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19114 alone if it's the naming decl for the type's main variant.
19116 2008-02-26 Tom Tromey <tromey@redhat.com>
19118 * system.h (USE_MAPPED_LOCATION): Poison.
19119 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19120 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19121 (make_goto_expr_edges): Likewise.
19122 (remove_bb): Likewise.
19123 (execute_warn_function_return): Likewise.
19124 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19126 * c-common.c (fname_decl): Remove old location code.
19127 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19129 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19131 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19132 (gen_rtx_ASM_INPUT): Likewise.
19133 (gen_rtx_ASM_INPUT_loc): Likewise.
19134 (get_rtx_asm_OPERANDS): Remove.
19135 * cfglayout.c (insn_locators_alloc): Remove old location code.
19136 (set_curr_insn_source_location): Likewise.
19137 (curr_insn_locator): Likewise.
19138 * print-tree.c (print_node): Remove old location code.
19139 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19140 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19141 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19142 location_from_locus.
19143 (construct_exit_block): Remove old location code.
19144 * emit-rtl.c (force_next_line_note): Remove old location code.
19145 * profile.c (branch_prob): Remove old location code.
19146 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19147 LOC_LINE): Remove old-location variants.
19148 * langhooks.c (lhd_print_error_function): Remove old location
19150 * configure, config.in: Rebuilt.
19151 * configure.ac (--enable-mapped-location): Remove.
19152 * c-decl.c (c_init_decl_processing): Remove old location code.
19153 (finish_function): Likewise.
19154 * recog.c (decode_asm_operands): Remove old location code.
19155 * c-pch.c (c_common_read_pch): Remove old location code.
19156 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19158 * gimple-low.c (lower_function_body): Remove old location code.
19159 * toplev.c (unknown_location): Remove.
19160 (push_srcloc): Remove old-location variant.
19161 (process_options): Remove old location code.
19162 (lang_dependent_init): Likewise.
19163 * input.h (UNKNOWN_LOCATION): Move definition.
19164 (location_t): Undeprecate.
19165 (source_locus): Remove.
19166 (location_from_locus): Remove.
19167 (struct location_s): Remove.
19168 Remove all old-location code.
19169 (input_line, input_filename): Remove.
19170 * final.c (final_scan_insn): Remove old location code.
19171 * diagnostic.c (diagnostic_build_prefix): Remove
19172 USE_MAPPED_LOCATION test.
19173 * tree.h (gimple_stmt) <locus>: Now a location_t.
19174 (tree_exp) <locus>: Likewise.
19175 (DECL_IS_BUILTIN): Remove old-location variant.
19176 (annotate_with_file_line, annotate_with_locus): Likewise.
19177 (expr_locus, set_expr_locus): Update.
19178 * tree.c (build1_stat): Remove old location code.
19179 (last_annotated_node): Remove.
19180 (annotate_with_file_line): Remove old-location variant.
19181 (annotate_with_locus): Likewise.
19182 (expr_location): Remove old location code.
19183 (set_expr_location): Likewise.
19184 (expr_has_location): Likewise.
19185 (expr_locus): Likewise.
19186 (set_expr_locus): Likewise.
19187 (expr_filename): Don't use location_from_locus.
19188 (expr_lineno): Likewise.
19189 * rtl-error.c (location_for_asm): Remove old location code.
19190 * c-lex.c (cb_line_change): Remove old location code.
19191 (fe_file_change): Likewise.
19192 (cb_def_pragma): Likewise.
19193 (c_lex_with_flags): Likewise.
19194 * gengtype.c (do_typedef): Don't special-case location types.
19195 (define_location_structures): Remove.
19196 (main): Don't call define_location_structures.
19197 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19200 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19203 * builtins.def (BUILT_IN_STDARG_START): Remove.
19204 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19205 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19206 * tree-inline.c (inline_forbidden_p_1): Likewise.
19208 2008-02-26 Richard Guenther <rguenther@suse.de>
19210 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19211 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19212 (lookup_decl_from_uid): Declare.
19213 (remove_decl_from_map): Likewise.
19214 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19215 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19216 (decl_for_uid_map): New global hashtable mapping DECL_UID
19218 (init_ttree): Allocate it.
19219 (insert_decl_to_uid_decl_map): New helper function.
19220 (make_node_stat): Insert new decls into the map.
19221 (copy_node_stat): Likewise.
19222 (lookup_decl_from_uid): New function.
19223 (remove_decl_from_map): Likewise.
19224 (print_decl_for_uid_map_statistics): New helper.
19225 (dump_tree_statistics): Call it.
19227 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19228 (referenced_var_iterator): Adjust.
19229 (FOR_EACH_REFERENCED_VAR): Adjust.
19230 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19231 (num_referenced_vars): Adjust.
19232 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19233 (first_referenced_var): Remove.
19234 (end_referenced_vars_p): Likewise.
19235 (next_referenced_var): Likewise.
19236 (referenced_var_iterator_set): New helper function.
19237 * tree-dfa.c (referenced_var_lookup): Adjust.
19238 (referenced_var_check_and_insert): Likewise.
19239 (remove_referenced_var): Likewise.
19240 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19241 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19242 (verify_call_clobbering): Likewise.
19243 (verify_memory_partitions): Likewise.
19244 (init_tree_ssa): Allocate bitmap instead of hashtable for
19246 (delete_tree_ssa): Adjust.
19247 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19248 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19249 (compute_tag_properties): Likewise.
19250 (set_initial_properties): Likewise.
19251 (find_partition_for): Likewise.
19252 (update_reference_counts): Likewise.
19253 (dump_may_aliases_for): Likewise.
19254 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19255 (add_call_clobber_ops): Likewise.
19256 (add_call_read_ops): Likewise.
19257 (get_asm_expr_operands): Likewise.
19258 * tree-into-ssa.c (dump_decl_set): Likewise.
19259 (update_ssa): Likewise.
19260 * tree-sra.c (scan_function): Likewise.
19261 (decide_instantiations): Likewise.
19262 (scalarize_parms): Likewise.
19263 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19264 (dsa_named_for): Likewise.
19265 * tree-ssa-structalias.c (update_alias_info): Likewise.
19266 (merge_smts_into): Likewise.
19268 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19271 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19272 * c-opts.c (c_common_handle_option): Wall enables
19273 Wvolatile-register-var.
19274 * common.opt: Move Wvolatile-register-var to...
19277 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19279 * common.opt (Wlarger-than=): New.
19280 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19282 * opts.c (common_handle_option): Handle -Wlarger-than=.
19283 * optc-gen.awk: Likewise.
19284 * opth-gen.awk: Likewise.
19285 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19286 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19288 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19290 * c-common.c (match_case_to_enum_1): Add appropriate
19291 OPT_W* parameter to warning.
19292 (c_do_switch_warnings): Likewise.
19293 * c-typeck.c (warning_init): Add one more parameter following
19294 'warning' function.
19295 (push_init_level): Update call to warning_init.
19296 (pop_init_level): Likewise.
19297 (add_pending_init): Likewise.
19298 (output_init_element: Likewise.
19300 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19303 * toplev.c (toplev_main): If there are warnings or error, print
19304 errors for ignored options.
19305 * opts.c (ignored_options): New static variable.
19306 (postpone_unknown_option_error): New.
19307 (print_ignored_options): New.
19308 (handle_option): Postpone errors for unknown -Wno-* options.
19309 * opts.h (print_ignored_options): Declare.
19311 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19313 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19316 2008-02-25 Richard Guenther <rguenther@suse.de>
19319 2008-02-25 Richard Guenther <rguenther@suse.de>
19321 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19322 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19323 (lookup_decl_from_uid): Declare.
19324 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19325 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19326 (decl_for_uid_map): New global hashtable mapping DECL_UID
19328 (init_ttree): Allocate it.
19329 (insert_decl_to_uid_decl_map): New helper function.
19330 (make_node_stat): Insert new decls into the map.
19331 (copy_node_stat): Likewise.
19332 (lookup_decl_from_uid): New function.
19333 (print_decl_for_uid_map_statistics): New helper.
19334 (dump_tree_statistics): Call it.
19336 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19337 (referenced_var_iterator): Adjust.
19338 (FOR_EACH_REFERENCED_VAR): Adjust.
19339 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19340 (num_referenced_vars): Adjust.
19341 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19342 (first_referenced_var): Remove.
19343 (end_referenced_vars_p): Likewise.
19344 (next_referenced_var): Likewise.
19345 (referenced_var_iterator_set): New helper function.
19346 * tree-dfa.c (referenced_var_lookup): Adjust.
19347 (referenced_var_check_and_insert): Likewise.
19348 (remove_referenced_var): Likewise.
19349 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19350 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19351 (verify_call_clobbering): Likewise.
19352 (verify_memory_partitions): Likewise.
19353 (init_tree_ssa): Allocate bitmap instead of hashtable for
19355 (delete_tree_ssa): Adjust.
19356 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19358 (compute_tag_properties): Likewise.
19359 (set_initial_properties): Likewise.
19360 (find_partition_for): Likewise.
19361 (update_reference_counts): Likewise.
19362 (dump_may_aliases_for): Likewise.
19363 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19364 (add_call_clobber_ops): Likewise.
19365 (add_call_read_ops): Likewise.
19366 (get_asm_expr_operands): Likewise.
19367 * tree-into-ssa.c (dump_decl_set): Likewise.
19368 (update_ssa): Likewise.
19369 * tree-sra.c (scan_function): Likewise.
19370 (decide_instantiations): Likewise.
19371 (scalarize_parms): Likewise.
19372 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19373 (dsa_named_for): Likewise.
19374 * tree-ssa-structalias.c (update_alias_info): Likewise.
19375 (merge_smts_into): Likewise.
19377 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19380 * doc/invoke.texi (-fcx-limited-range): Document new option.
19381 * toplev.c (process_options): Handle -fcx-fortran-rules.
19382 * common.opt: Add documentation for -fcx-fortran-rules.
19384 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19387 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19388 actual behaviour and C99.
19390 2008-02-26 Ben Elliston <bje@au.ibm.com>
19392 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19393 (ASM_CPU_POWER6_SPEC): Likewise.
19394 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19395 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19396 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19398 2008-02-25 Richard Guenther <rguenther@suse.de>
19400 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19401 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19402 (lookup_decl_from_uid): Declare.
19403 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19404 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19405 (decl_for_uid_map): New global hashtable mapping DECL_UID
19407 (init_ttree): Allocate it.
19408 (insert_decl_to_uid_decl_map): New helper function.
19409 (make_node_stat): Insert new decls into the map.
19410 (copy_node_stat): Likewise.
19411 (lookup_decl_from_uid): New function.
19412 (print_decl_for_uid_map_statistics): New helper.
19413 (dump_tree_statistics): Call it.
19415 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19416 (referenced_var_iterator): Adjust.
19417 (FOR_EACH_REFERENCED_VAR): Adjust.
19418 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19419 (num_referenced_vars): Adjust.
19420 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19421 (first_referenced_var): Remove.
19422 (end_referenced_vars_p): Likewise.
19423 (next_referenced_var): Likewise.
19424 (referenced_var_iterator_set): New helper function.
19425 * tree-dfa.c (referenced_var_lookup): Adjust.
19426 (referenced_var_check_and_insert): Likewise.
19427 (remove_referenced_var): Likewise.
19428 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19429 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19430 (verify_call_clobbering): Likewise.
19431 (verify_memory_partitions): Likewise.
19432 (init_tree_ssa): Allocate bitmap instead of hashtable for
19434 (delete_tree_ssa): Adjust.
19435 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19436 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19437 (compute_tag_properties): Likewise.
19438 (set_initial_properties): Likewise.
19439 (find_partition_for): Likewise.
19440 (update_reference_counts): Likewise.
19441 (dump_may_aliases_for): Likewise.
19442 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19443 (add_call_clobber_ops): Likewise.
19444 (add_call_read_ops): Likewise.
19445 (get_asm_expr_operands): Likewise.
19446 * tree-into-ssa.c (dump_decl_set): Likewise.
19447 (update_ssa): Likewise.
19448 * tree-sra.c (scan_function): Likewise.
19449 (decide_instantiations): Likewise.
19450 (scalarize_parms): Likewise.
19451 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19452 (dsa_named_for): Likewise.
19453 * tree-ssa-structalias.c (update_alias_info): Likewise.
19454 (merge_smts_into): Likewise.
19456 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19459 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19460 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19461 * alias.h (nonoverlapping_memrefs_p): Likewise.
19463 2008-02-25 Jan Beulich <jbeulich@novell.com>
19465 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19466 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19467 __emultls_get_address, __emultls_register_common,
19468 __floatundi?f, and _Unwind_GetIPInfo.
19469 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19470 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19471 (gen_regparm_prefix): Likewise.
19472 (i386_nlm_encode_section_info): Sync with
19473 config/i386/winnt.c:i386_pe_encode_section_info().
19474 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19475 i386_nlm_mangle_decl_assembler_name): New.
19476 (netware_override_options): New.
19477 * config/i386/netware.h (netware_override_options): Declare.
19478 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19479 (i386_nlm_mangle_decl_assembler_name): Declare.
19480 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19482 2008-02-25 Ben Elliston <bje@au.ibm.com>
19485 * c-decl.c (grokdeclarator): Remove unused local variables
19486 `typedef_type' and `type_as_written'.
19488 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19489 unused local variable `has_hot_blocks'.
19490 (fix_crossing_conditional_branches): Remove unused local variable
19493 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19495 PR middle-end/19984
19496 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19497 using DEF_C99_BUILTIN.
19498 (BUILT_IN_NANF): Ditto.
19499 (BUILT_IN_NANL): Ditto.
19501 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19502 Revital Eres <eres@il.ibm.com>
19504 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19505 regarding the order of two dependent insns in the same row.
19507 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19509 * stor-layout.c (layout_decl): Do not bump the alignment of a
19510 bit-field to more than byte alignment if it is packed.
19512 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19514 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19517 2008-02-24 Diego Novillo <dnovillo@google.com>
19519 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19522 * tree-vrp.c (vrp_evaluate_conditional): With
19523 -Wtype-limits, emit a warning when comparing against a
19524 constant outside the natural range of OP0's type.
19525 * c.opt (Wtype-limits): Move ...
19526 * common.opt (Wtype-limits): ... here.
19528 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19530 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19531 * config/rs6000/e300c2c3.md: New file.
19532 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19534 (rs6000_override_options): Add e300c2 and e300c3 cases to
19535 processor_target_table. Do not allow usage of Altivec or Spe
19536 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19537 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19538 * config/rs6000/rs6000.h (processor_type): Add
19539 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19540 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19541 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19542 and ppce300c3. Include e300c2c3.md.
19544 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19546 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19547 instead of TARGET_STRICT_ALIGN.
19549 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19551 * explow.c (memory_address): Assert that the generated address is
19554 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19557 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19558 * config/darwin-ppc-ldouble-patch.def: New file.
19559 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19560 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19561 SUBTARGET_INIT_BUILTINS if defined.
19562 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19565 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19568 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19569 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19571 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19574 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19575 file" warning condtional on -Winvalid-PCH.
19577 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19579 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19581 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19585 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19586 prevent reload from using MMX registers.
19587 (*mov<mode>_internal): Ditto.
19588 (*movv2sf_internal_rex64): Ditto.
19589 (*movv2sf_internal): Ditto.
19591 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19593 PR documentation/31569
19594 * doc/install.texi2html: Use makeinfo --no-number-sections.
19596 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19598 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19599 ensure that we can address an entire entity > 8 bytes. Don't
19600 generate reg+reg addressing for such data.
19602 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19604 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19605 strings when optimizing for size, unless the target cares about
19608 2008-02-22 Tom Tromey <tromey@redhat.com>
19610 * regclass.c (current_pass): Remove declaration.
19612 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19614 * config/avr/libgcc.S (__RAMPZ__): Define.
19615 (__do_copy_data): Add for devices with 128KB code memory.
19617 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19619 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19621 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19623 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19625 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19628 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19631 * c-typeck.c (build_binary_op): Warn about floating point
19632 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19634 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19637 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19638 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19640 (rs6000_override_options): Set altivec_abi as default, not override,
19641 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19642 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19643 is used; use new member spe_abi.
19644 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19645 spe_abi and altivec_abi.
19647 2008-02-22 Tomas Bily <tbily@suse.cz>
19649 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19651 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19654 * config.build (build_file_translate): Set to `CMD //c' only if
19656 * Makefile.in (build_file_translate): Improve comment.
19658 2008-02-21 Jan Hubicka <jh@suse.cz>
19660 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19661 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19662 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19664 2008-02-21 Michael Matz <matz@suse.de>
19667 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19669 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19671 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19672 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19673 as insn constraint.
19674 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19675 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19676 SSE_VEC_FLOAT_MODE_P as insn constraint.
19677 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19678 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19679 sse4a_movntdf using MODEF mode iterator.
19680 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19681 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19682 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19683 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19684 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19685 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19686 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19688 2008-02-21 Richard Guenther <rguenther@suse.de>
19690 * tree.def (PAREN_EXPR): New tree code.
19691 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19693 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19694 * expr.c (expand_expr_real_1): Likewise.
19695 * tree-inline.c (estimate_num_insns_1): Likewise.
19696 * tree-complex.c (expand_complex_move): Likewise.
19697 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19700 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19703 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19705 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19708 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19710 * config/sh/sh.c (find_barrier): Don't go past
19711 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19713 2008-02-20 DJ Delorie <dj@redhat.com>
19715 * config/h8300/h8300.md (insv): Force source operand to be a register.
19717 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19718 as a jump, not as a plain insn.
19720 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19722 * doc/invoke.texi (Warning Options): Add new option
19723 -Wframe-larger-than=.
19724 (-Wframe-larger-than): Document.
19726 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19727 Add declarations for new option variables.
19729 * final.c (final_start_function): Check the frame size
19730 before emission and issue a Wframe-larger-than warning.
19732 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19733 Add definitions for new option variables.
19734 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19736 * common.opt (Wframe-larger-than=): New option.
19738 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19740 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19741 (<sse>_div<mode>3): Ditto.
19742 (<sse>_vmdiv<mode>3): Ditto.
19743 (<sse>_vmsqrt<mode>2): Ditto.
19744 (*smax<mode>3): Ditto.
19745 (sse5_frcz<mode>2): Ditto.
19746 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19747 as insn constraint.
19749 2008-02-20 Richard Guenther <rguenther@suse.de>
19751 PR middle-end/35265
19752 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19753 be happy with INTEGRAL_TYPE_P.
19755 2008-02-20 Richard Guenther <rguenther@suse.de>
19757 * fold-const.c (split_tree): Associate floatig-point expressions
19758 if flag_associative_math is set.
19760 2008-02-20 Richard Guenther <rguenther@suse.de>
19762 * tree.h (fold_real_zero_addition_p): Declare.
19763 * fold-const.c (fold_real_zero_addition_p): Export.
19764 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19765 floating-point operations with zero and one.
19767 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19769 * doc/install.texi: Correct references to CFLAGS, replacing them
19770 with BOOT_CFLAGS. Document flags used during bootstrap for
19773 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19775 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19776 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19777 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19779 (smin<mode>3): Ditto from similar patterns.
19780 (smax<mode>3): Ditto.
19781 (*ieee_smin<mode>3): Ditto.
19782 (*ieee_smax<mode>3): Ditto.
19783 * config/i386/sse.md (sse): New mode attribute.
19784 (mov<mode>): Macroize expander from movv4sf and movv2df using
19785 SSEMODEF2P mode iterator.
19786 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19787 SSE_VEC_FLOAT_MODE_P as insn constraint.
19788 (storent<mode>): Ditto.
19789 (storent<mode>): Macroize expander from storentsf and storentdf using
19790 MODEF mode iterator.
19791 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19792 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19793 (abs<mode>2): Ditto from similar patterns.
19794 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19795 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19796 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19797 (<sse>_vmsqrt<mode>2): Ditto.
19798 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19799 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19800 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19801 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19802 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19803 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19804 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19806 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19807 iterator and SSE_FLOAT_MODE_P as insn constraint.
19808 (<sse>_ucomi): Ditto from similar patterns.
19809 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19810 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19811 SSE_VEC_FLOAT_MODE_P as insn constraint.
19812 (vcond<mode>): Ditto from similar patterns.
19813 (and<mode>3, *and<mode>3): Ditto.
19814 (<sse>_nand<mode>3): Ditto.
19815 (ior<mode>3, *ior<mode>3): Ditto.
19816 (xor<mode>3, *xor<mode>3): Ditto.
19817 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19818 iterator and SSE_FLOAT_MODE_P as insn constraint.
19819 (*nand<mode>3): Ditto from similar patterns.
19820 (*ior<mode>3): Ditto.
19821 (*xor<mode>3): Ditto.
19823 2008-02-20 Ira Rosen <irar@il.ibm.com>
19825 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19826 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19827 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19829 2008-02-19 Jan Hubicka <jh@suse.cz>
19831 * predict.c (tree_bb_level_predictions): Remove variable next
19832 mistakely introduced by previous commit.
19834 2008-02-19 Jan Hubicka <jh@suse.cz>
19836 * predict.c (predict_paths_leading_to): Rewrite.
19837 (predict_paths_for_bb): New.
19838 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19840 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19843 * Makefile.in (build_file_translate): New.
19844 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19845 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19846 * configure.ac (build_file_translate): Substitute it.
19847 * configure: Regenerate.
19849 2008-02-19 Jan Hubicka <jh@suse.cz>
19851 PR rtl-optimization/34408
19852 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19855 2008-02-19 Jan Hubicka <jh@suse.cz>
19857 PR middle-end/28779
19858 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19861 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19864 * config/i386/i386-modes.def: Revert the last DI alignment
19865 change until Ada people can look into it.
19867 2008-02-19 Nick Clifton <nickc@redhat.com>
19869 * opts.c (print_specific_help): Fix typo in --help text.
19871 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19874 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19875 32-bit inline asm without asm alternatives for host GCC < 3.0.
19877 2008-02-19 Richard Guenther <rguenther@suse.de>
19879 PR tree-optimization/34989
19880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19881 Allow propagation to INDIRECT_REF if we can simplify only.
19883 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19885 * c-common.c (warn_for_collisions_1): Use appropriate option when
19888 2008-02-19 Nick Clifton <nickc@redhat.com>
19891 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19892 (handle_options): Fix indentation.
19893 (print_filtered_help): If no language-specific options were
19894 displayed tell the user how to list all the options supported by
19895 the language's front-end.
19896 (print_specific_help): Fix indentation and remove duplicate line.
19897 (common_handle_option): Handle the -v option.
19898 For --help enable the display of undocumented options if the -v
19899 switch has been included on the command line.
19900 For --help= check for overlaps in the arguments between the option
19901 classes and the language names and issue a warning when they
19902 cannot be disambiguated.
19903 * c.opt (v): Pass on to the common option handler.
19905 2008-02-19 Revital Eres <eres@il.ibm.com>
19907 * modulo-sched.c (sms_schedule): Change dump message when
19908 create_ddg function fails.
19909 (try_scheduling_node_in_cycle): Rename row to cycle.
19910 (print_partial_schedule): Rename CYCLE to ROW.
19912 2008-02-19 Christian Bruel <christian.bruel@st.com>
19913 Zdenek Dvorak <ook@ucw.cz>
19915 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19917 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19920 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19921 (*x86_movdicc_0_m1_se): Ditto.
19923 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19925 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19926 (CMPtype): Define as __gcc_CMPtype.
19927 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19928 (CMPtype): Define as __gcc_CMPtype.
19930 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19932 Support valgrind 3.3 for --enable-checking=valgrind.
19933 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19935 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19936 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19937 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19938 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19939 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19940 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19941 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19943 * ggc-zone.c: Similar.
19944 * ggc-page.c: Similar.
19946 2008-02-19 Paul Brook <paul@codesourcery.com>
19949 * config/arm/ieee754-df.S: Fix do_it typo.
19950 * config/arm/ieee754-sf.S: Fix do_it typo.
19952 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19955 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19956 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19957 (OPTION_MASK_ISA_SSE_SET): Likewise.
19958 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19959 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19960 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19961 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19962 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19963 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19964 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19965 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19966 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19967 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19968 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19969 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19970 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19971 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19972 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19973 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19974 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19975 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19976 (OPTION_MASK_ISA_SSE4): Removed.
19977 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19978 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19979 (override_options): Don't turn on implied SSE/MMX bits in
19982 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19984 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19987 2008-02-18 Joey Ye <joey.ye@intel.com>
19989 PR middle-end/34921
19990 * tree-nested.c (insert_field_into_struct): Set type alignment
19991 to field alignment if the former is less than the latter.
19993 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19995 * BASE-VER: Set to 4.4.0.
19997 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19999 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20000 * doc/cfg.texi: Likewise.
20001 * doc/extend.texi: Likewise.
20002 * doc/gty.texi: Likewise.
20003 * doc/invoke.texi: Likewise.
20004 * doc/loop.texi: Likewise.
20005 * doc/md.texi: Likewise.
20006 * doc/passes.texi: Likewise.
20007 * doc/rtl.texi: Likewise.
20008 * doc/sourcebuild.texi: Likewise.
20009 * doc/tm.texi: Likewise.
20010 * doc/tree-ssa.texi: Likewise.
20012 2008-02-17 Richard Guenther <rguenther@suse.de>
20014 PR middle-end/35227
20015 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20016 without default definition.
20018 2008-02-17 Richard Guenther <rguenther@suse.de>
20020 PR tree-optimization/35231
20021 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20024 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20027 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20028 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20029 libgcc_cmp_return mode.
20031 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20034 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20036 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20038 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20041 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20043 * doc/c-tree.texi: Use `@.' where appropriate.
20044 * doc/extend.texi: Likewise.
20045 * doc/install.texi: Likewise.
20046 * doc/invoke.texi: Likewise.
20047 * doc/loop.texi: Likewise.
20048 * doc/makefile.texi: Likewise.
20049 * doc/md.texi: Likewise.
20050 * doc/passes.texi: Likewise.
20051 * doc/standards.texi: Likewise.
20052 * doc/tm.texi: Likewise.
20054 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20056 PR middle-end/35196
20057 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20059 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20060 rather than in entry_bb.
20062 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20064 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20065 libgcc_cmp_return mode.
20067 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20069 PR middle-end/35130
20070 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20071 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20073 2008-02-15 Richard Guenther <rguenther@suse.de>
20074 Zdenek Dvorak <ook@ucw.cz>
20076 PR tree-optimization/35164
20077 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20078 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20079 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20080 Only propagate addresses which do not have abnormal SSA_NAMEs
20083 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20086 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20088 2008-02-15 Jan Hubicka <jh@suse.cz>
20090 PR middle-end/35149
20091 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20093 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20095 PR middle-end/34621
20096 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20097 when calculating alignment_pad.
20099 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20101 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20102 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20103 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20104 and STACK_BOUNDARY define.
20106 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20108 PR preprocessor/35061
20109 * c-pragma.c (handle_pragma_pop_macro): Check that
20110 pushed_macro_table has been allocated.
20112 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20114 PR middle-end/35136
20115 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20116 (force_gimple_operand): Likewise.
20117 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20118 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20119 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20120 (find_interesting_uses_address): Check addressability and alignment
20121 of the base expression only after substituting bases of IVs into it.
20123 2008-02-14 Michael Matz <matz@suse.de>
20126 * function.c (instantiate_virtual_regs_in_insn): Reload address
20127 before falling back to reloading the whole operand.
20129 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20131 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20132 before the first section switch note.
20134 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20136 * doc/bugreport.texi: Update copyright years.
20137 * doc/c-tree.texi: Likewise.
20138 * doc/cfg.texi: Likewise.
20139 * doc/cpp.texi: Likewise.
20140 * doc/cppinternals.texi: Likewise.
20141 * doc/fragments.texi: Likewise.
20142 * doc/frontends.texi: Likewise.
20143 * doc/gcc.texi: Likewise.
20144 * doc/gty.texi: Likewise.
20145 * doc/hostconfig.texi: Likewise.
20146 * doc/implement-c.texi: Likewise.
20147 * doc/libgcc.texi: Likewise.
20148 * doc/loop.texi: Likewise.
20149 * doc/makefile.texi: Likewise.
20150 * doc/options.texi: Likewise.
20151 * doc/passes.texi: Likewise.
20152 * doc/rtl.texi: Likewise.
20153 * doc/sourcebuild.texi: Likewise.
20154 * doc/standards.texi: Likewise.
20155 * doc/tree-ssa.texi: Likewise.
20156 * doc/trouble.texi: Likewise.
20158 * doc/extend.texi: Use @: or add comma where appropriate.
20159 * doc/invoke.texi: Likewise.
20160 * doc/tm.texi: Likewise.
20162 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20165 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20168 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20170 * doc/md.texi (clz, ctz): Add reference.
20171 * doc/rtl.texi (clz, ctz): Likewise.
20173 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20176 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20179 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20181 * config/s390/s390.c (struct constant_pool): New field
20182 emit_pool_after added.
20183 (s390_mainpool_start): Set the emit_pool_after flag according
20184 to the section switch notes.
20185 (s390_mainpool_finish): Consider emit_pool_after when emitting
20186 the literal pool at the end of the function.
20187 (s390_chunkify_start): Force literal pool splits at section
20190 2008-02-13 Michael Matz <matz@suse.de>
20193 * var-tracking.c (clobber_variable_part): Correctly traverse the
20196 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20199 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20200 Add -fdump-ipa-inline.
20201 * tree-dump.c (dump_files): Remove tree-inlined dump.
20202 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20204 2008-02-12 Richard Guenther <rguenther@suse.de>
20206 PR tree-optimization/35171
20207 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20210 2008-02-12 Richard Guenther <rguenther@suse.de>
20212 PR middle-end/35163
20213 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20214 value-preserving mode. Disallow final truncation.
20216 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20218 PR middle-end/35136
20219 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20220 code from here to...
20221 (force_gimple_operand): ...here.
20223 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20226 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20227 non-compatible pointers.
20228 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20229 different FIELD_DECLs, try harder by comparing field offsets, sizes
20232 PR inline-asm/35160
20233 * function.c (match_asm_constraints_1): Don't replace the same input
20236 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20238 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20239 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20240 (expand_epilogue): Restore RAMPZ register.
20241 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20243 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20245 * config/i386/cygwin.asm: (__alloca): Correct calling
20246 convention and alignment.
20247 (__chkstk): Force 8 byte stack alignment.
20249 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20250 Richard Guenther <rguenther@suse.de>
20252 PR tree-optimization/33992
20253 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20254 the zero we compare against.
20256 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20258 PR libfortran/35063
20259 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20260 to CloseHandle after unlocking to prevent accumulation of handle
20263 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20265 PR middle_end/34150
20266 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20267 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20268 and update LABEL_NUSES during and after reload.
20270 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20272 PR middle-end/34627
20273 * combine.c (simplify_if_then_else): Make sure the comparison is
20274 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20276 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20279 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20280 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20281 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20282 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20283 * tree.h (get_type_static_bounds): Likewise.
20285 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20287 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20288 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20289 Make -Wfoo language annotations match what the compiler outputs.
20291 2008-02-08 Sa Liu <saliu@de.ibm.com>
20293 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20294 intrinsics spu_convts, spu_convtu, spu_convtf.
20296 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20298 * doc/extend.texi (Function Attributes) <noinline>: Mention
20299 asm ("") as method to keep calls.
20301 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20304 * doc/options.texi (Options): Replace references to opts.sh with
20306 * opts-common.c: Likewise.
20307 * optc-gen.awk: Likewise.
20309 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20311 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20313 2008-02-07 Richard Henderson <rth@redhat.com>
20316 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20317 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20320 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20322 PR tree-optimization/35085
20323 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20324 for operand entry oe2 in addition to operand entry oe3 in order to
20325 expose more opportunities for vectorizer sum reduction.
20327 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20330 * Makefile.in (LIBS): Remove $(GMPLIBS).
20331 (cc1-dummy, cc1): Add $(GMPLIBS).
20333 2008-02-06 Jan Hubicka <jh@suse.cz>
20336 * i386.md (moddf_integer): Do not produce partial memory stalls for
20337 targets where it hurts.
20339 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20342 * optabs.c (expand_float): Do not check for decimal modes when
20343 expanding unsigned integer through signed conversion.
20345 2008-02-06 Nick Clifton <nickc@redhat.com>
20347 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20348 inside the clobber with a match_operand and duplicated operand
20349 number in the constraint.
20350 (ineqbranchsi): Delete redundant comment.
20352 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20354 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20355 builtin_define ("__USE_INIT_FINI__").
20356 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20358 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20360 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20362 PR documentation/30330
20363 * doc/invoke.texi (C++ Dialect Options)
20364 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20365 For each warning option -Wfoo that allows -Wno-foo, ensure both
20366 -Wfoo and -Wno-foo are listed in the option index. Fix index
20367 entry of -Wswitch-default, index -Wnormalized= including the
20368 `=', and -Wlarger-than-@var{len} including @var{len}.
20370 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20372 * config/i386/i386.md (floatunssisf2): Use
20373 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20374 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20375 Macroize expander using MODEF mode iterator.
20377 2008-02-05 Diego Novillo <dnovillo@google.com>
20379 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20382 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20384 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20387 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20389 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20392 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20393 to indicate if a message should be generated.
20394 (init_cumulative_args): Updated.
20395 (function_value_32): Likewise.
20397 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20399 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20401 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20404 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20405 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20407 2008-02-04 Diego Novillo <dnovillo@google.com>
20409 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20412 * tree-vrp.c (vrp_evaluate_conditional): With
20413 -Wtype-limits, emit a warning when comparing against a
20414 constant outside the natural range of OP0's type.
20416 2008-02-04 Richard Guenther <rguenther@suse.de>
20418 PR middle-end/33631
20419 * expr.c (count_type_elements): Give for unions instead of
20422 2008-02-04 Richard Guenther <rguenther@suse.de>
20424 PR middle-end/35043
20425 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20426 to TYPE_DOMAINs base type instead of using bitsizetype here.
20428 2008-02-03 Jason Merrill <jason@redhat.com>
20430 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20432 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20435 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20436 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20437 (RS/6000 and PowerPC Options): Fix typos and markup.
20438 * doc/passes.texi (Tree-SSA passes): Likewise.
20440 2008-02-02 Michael Matz <matz@suse.de>
20443 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20444 from record_last_reg_set_info.
20445 (record_last_reg_set_info): Take an RTX argument, iterate over all
20446 constituent hardregs.
20447 (record_last_set_info, record_opr_changes): Change calls to
20448 new signature or to record_last_reg_set_info_regno.
20450 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20452 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20454 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20456 PR rtl-optimization/34773
20457 * reg-notes.def (EQUAL): Mention significance of combination of
20458 REG_EQUAL and REG_RETVAL.
20459 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20460 insn that has a REG_RETVAL.
20462 2008-02-01 Roger Sayle <roger@eyesopen.com>
20465 * configure.ac (--enable-fixed-point): Disable unless explicitly
20467 * configure: Regenerate.
20469 2008-02-01 Richard Guenther <rguenther@suse.de>
20472 * invoke.texi (-finline-limit): Remove no longer true parts
20473 of the documentation. Note that there is no default value.
20475 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20476 Mark Mitchell <mark@codesourcery.com>
20477 Ben Elliston <bje@au.ibm.com>
20480 * doc/extend.texi (Other Builtins): Document.
20482 2008-01-31 Tom Browder <tom.browder@gmail.com>
20484 * doc/c-tree.texi (Types): Fix grammar.
20485 (Expression trees): Ditto.
20486 * doc/passes.texi (Tree-SSA passes): Ditto.
20488 * doc/configterms.texi (Configure Terms): Fix typo.
20489 * doc/cpp.texi (Common Predefined Macros): Ditto.
20490 * doc/md.texi (Machine Constraints): Ditto.
20492 * doc/makefile.texi (Makefile): Add comma.
20494 2008-01-31 Tom Browder <tom.browder@gmail.com>
20495 Gerald Pfeifer <gerald@pfeifer.com>
20497 * doc/sourcebuild.texi (Front End): Remove references to CVS
20498 and CVSROOT/modules.
20499 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20500 (Back End): Remove reference to CVS.
20502 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20505 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20507 (mips16_gp_pseudo_reg): ...here.
20508 * config/mips/mips.md (load_const_gp): Replace with...
20509 (load_const_gp_<mode>): ...this :P-based insn.
20511 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20513 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20514 options. Minor fixes.
20515 (-std): Move reference to standards closer to where language
20516 standards are first mentioned.
20518 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20520 PR rtl-optimization/34995
20521 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20522 parameter and return a bool. If the rtx parameter is nonnull,
20523 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20524 (find_reloads): Update call accordingly. Pass the new operand
20525 if it needed no address reloads, otherwise pass null.
20527 2008-01-30 Richard Henderson <rth@redhat.com>
20530 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20531 for unbounded arrays.
20533 2008-01-30 Silvius Rus <rus@google.com>
20535 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20537 2008-01-30 Jan Hubicka <jh@suse.cz>
20540 * i386.c (init_cumulative_args): Use real function declaration when
20543 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20545 PR rtl-optimization/34998
20546 * global.c (build_insn_chain): Treat non-subreg_lowpart
20547 SUBREGs of pseudos as clobbering all the words covered by the
20548 SUBREG, not just all the bytes.
20549 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20550 original df_ref rather than an extract parameter.
20551 (global_conflicts): Update call accordingly.
20553 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20555 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20556 the overflow check to make it easier to read.
20557 (__fixtfdi): Change the type of the ll member in union
20558 long_double to UDItype_x.
20560 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20562 PR middle-end/34969
20563 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20564 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20565 * tree-inline.c (fold_marked_statements): Call
20566 cgraph_update_edges_for_call_stmt if folding a call statement.
20567 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20568 debug_generic_stmt calls, reset it back afterwards.
20571 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20573 * c-typeck.c (build_external_ref): Don't pedwarn about
20574 static vars in current function's scope.
20576 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20578 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20580 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20583 * ipa-struct-reorg.c: Fix spelling.
20584 * params.def: Ditto.
20586 2008-01-29 Richard Guenther <rguenther@suse.de>
20588 PR middle-end/35006
20589 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20591 * tree-inline.c (remap_type): Increment remapping_type_depth
20592 around remapping types.
20593 (copy_body_r): Only add referenced variables if they are referenced
20594 from code, not types.
20596 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20607 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20608 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20610 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20613 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20614 pointer for tiny stack.
20616 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20618 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20620 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20622 * config/vx-common.h: Fix typo in comment.
20624 2008-01-28 Ian Lance Taylor <iant@google.com>
20628 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20629 coalesce pointers if they have different DECL_NO_TBAA_P values.
20630 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20631 between variables with different DECL_NO_TBAA_P values.
20633 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20636 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20637 are not legitimate small data references on SPE targets.
20639 2008-01-28 David Daney <ddaney@avtrex.com>
20641 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20643 2008-01-28 David Daney <ddaney@avtrex.com>
20645 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20647 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20649 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20650 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20651 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20652 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20653 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20654 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20655 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20656 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20658 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20660 * basic-block.h (condjump_equiv_p): Fix comment.
20662 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20664 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20665 print_generic_stmt_indented): Fix comment.
20667 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20669 * configure.ac (__stack_chk_fail): Add detecion for availability
20670 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20671 * configure: Regenerate.
20673 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20675 PR middle-end/34688
20676 * final.c (output_addr_const): Handle TRUNCATE.
20678 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20681 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20682 (zero_cost, infinite_cost): New constants.
20683 (struct cost_pair): Change type of cost to comp_cost.
20684 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20685 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20687 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20688 split_address_cost, ptr_difference_cost, difference_cost,
20689 get_computation_cost_at, get_computation_cost,
20690 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20691 determine_use_iv_cost_condition, determine_use_iv_costs,
20692 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20693 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20694 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20695 Change type of cost to comp_cost.
20696 (determine_iv_cost): Increase cost of non-original ivs, instead
20697 of decreasing the cost of original ones.
20698 (get_address_cost): Indicate the complexity of the addressing mode
20700 (try_add_cand_for): Prefer using ivs not specific to some object.
20701 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20703 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20704 Janis Johnson <janis187@us.ibm.com>
20707 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20708 (TARGET_INSTANTIATE_DECLS): Likewise.
20709 * target.h (expand_to_rtl_hook): New target hook.
20710 (instantiate_decls): Likewise.
20711 * function.c (instantiate_decl): Make non-static. Rename to...
20712 (instantiate_decl_rtl): ... this.
20713 (instantiate_expr): Use instantiate_decl_rtl.
20714 (instantiate_decls_1): Likewise.
20715 (instantiate_decls): Likewise.
20716 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20717 * function.h (instantiate_decl_rtl): Add prototype.
20718 * cfgexpand.c (target.h): New include.
20719 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20720 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20721 (TARGET_INSTANTIATE_DECLS): Likewise.
20722 (TARGET_INITIALIZER): New target hooks added.
20723 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20725 * config/rs6000/rs6000.c (tree-flow.h): New include.
20726 (machine_function): Add sdmode_stack_slot field.
20727 (rs6000_alloc_sdmode_stack_slot): New function.
20728 (rs6000_instantiate_decls): Likewise.
20729 (rs6000_secondary_memory_needed_rtx): Likewise.
20730 (rs6000_check_sdmode): Likewise.
20731 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20732 (TARGET_INSTANTIATE_DECLS): Likewise.
20733 (rs6000_hard_regno_mode_ok): Allow SDmode.
20734 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20735 (rs6000_emit_move): Handle SDmode.
20736 (function_arg_advance): Likewise.
20737 (function_arg): Likewise.
20738 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20739 SDmode var args for 32-bit compiles.
20740 (rs6000_secondary_reload_class): Handle SDmode.
20741 (rs6000_output_function_epilogue): Likewise.
20742 (rs6000_function_value): Simplify if statement.
20743 (rs6000_libcall_value): Likewise.
20744 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20745 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20746 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20747 (movsd_hardfloat): New define_insn.
20748 (movsd_softfloat): Likewise.
20749 (movsd_store): Likewise.
20750 (movsd_load): Likewise.
20751 (extendsddd2): Likewise.
20752 (extendsdtd2): Likewise.
20753 (truncddsd2): Likewise.
20754 (movdd_hardfloat64): Fixup comment.
20755 (UNSPEC_MOVSD_LOAD): New constant.
20756 (UNSPEC_MOVSD_STORE): Likewise.
20758 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20761 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20763 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20764 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20765 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20766 and TRUTH_XOR_EXPR.
20768 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20771 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20772 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20773 __LONGDOUBLE128 too.
20774 * config/rs6000/aix61.h: New file.
20776 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20778 PR rtl-optimization/34959
20779 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20780 popcount and parity rtxes the same mode as their operand.
20781 Truncate or extend the result to the return value's mode
20784 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20787 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20788 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20789 to GOT_VERSION_REGNUM.
20790 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20791 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20792 * config/mips/mips.c (mips_emit_call_insn): New function.
20793 (mips_call_tls_get_addr): Call mips_expand_call directly.
20794 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20796 (mips16_build_call_stub): Likewise. Return the call insn or null.
20797 (mips_expand_call): Update the call to mips16_build_call_stub
20798 accordingly and a remove redundant condition. Assert that MIPS16
20799 stubs do not use lazy binding. Use mips_emit_call_insn and return
20801 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20803 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20804 (mips_avoid_hazard): Remove hazard_set handling.
20805 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20806 (UNSPEC_RESTORE_GP): ...this.
20807 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20808 (FAKE_CALL_REGNO): Rename to...
20809 (GOT_VERSION_REGNUM): ...this.
20810 (type): Add "ghost" value. Add an associated insn reservation.
20811 (hazard_set): Remove.
20812 (exception_receiver): Rename to...
20813 (restore_gp): ...this and update the unspec identifier accordingly.
20814 (exception_receiver, nonlocal_got_receiver): New expanders.
20815 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20816 FAKE_CALL_REGNO. Remove hazard_set attribute.
20817 (set_got_version, update_got_version): New patterns.
20819 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20822 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20824 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20827 * doc/install.texi2html: Generate gcc-vers.texi.
20829 2008-01-25 DJ Delorie <dj@redhat.com>
20831 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20833 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20835 * config/c4x: Remove directory.
20836 * config.gcc (crx-*, mt-*): Mark obsolete.
20837 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20838 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20839 sh-*-rtemscoff*): Remove cases.
20840 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20841 * real.c (encode_c4x_single, decode_c4x_single,
20842 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20843 c4x_extended_format): Remove.
20844 * real.h (c4x_single_format, c4x_extended_format): Remove.
20845 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20847 (Pragmas): Remove comment about c4x pragmas.
20848 * doc/install.texi (c4x): Remove target-specific instructions.
20849 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20850 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20851 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20852 refer to C4x source files as examples.
20853 (C4X_FLOAT_FORMAT): Remove documentation.
20855 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20857 * config/bfin/bfin.c (override_options): Reorder tests so that
20858 flag_pic gets enabled for -msep-data.
20860 2008-01-25 Richard Guenther <rguenther@suse.de>
20862 PR middle-end/32244
20863 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20864 to its bitfield precision if required.
20866 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20868 PR middle-end/33880
20869 * tree-nested.c (walk_omp_for): New function.
20870 (convert_nonlocal_reference, convert_local_reference): Call
20871 walk_omp_for on OMP_FOR.
20872 (convert_call_expr): Call walk_body on OMP_FOR's
20873 OMP_FOR_PRE_INIT_BODY.
20875 2008-01-25 Richard Guenther <rguenther@suse.de>
20877 PR tree-optimization/34966
20878 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20879 default defs and PHI_NODEs we have to insert after the
20880 defining statement.
20882 2008-01-24 Nick Clifton <nickc@redhat.com>
20884 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20885 Provide a default definition.
20886 (LIBGCC2_UNITS_PER_WORD): Likewise.
20888 * config/stormy16/stormy16.c: Include df.h for the prototype
20889 for df_regs_ever_live_p.
20890 (xstormy16_expand_builtin_va_start): Convert the stack offset
20891 into a component_ref and then use POINTER_PLUS_EXPR to add it
20892 to the incoming_virtual_args_rtx.
20893 (xstormy16_gimplify_va_arg_expr): Rename to
20894 xstormy16_gimplify_va_arg_expr.
20895 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20896 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20897 xstormy16_gimplify_va_arg_expr.
20898 Fix up some formatting issues.
20900 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20901 Move to predicates.md.
20902 (xs_hi_general_operand): Likewise.
20903 (xs_hi_nonmemory_operand): Likewise.
20904 * config/stormy16/predicates.md:
20905 (xstormy16_carry_plus_operand): New predicate.
20906 (xs_hi_general_operand): New predicate.
20907 (xs_hi_nonmemory_operand): New predicate.
20908 * config/stormy16/stormy16-protos.h:
20909 (xstormy16_carry_plus_operand): Delete prototype.
20910 (xs_hi_general_operand): Likewise.
20911 (xs_hi_nonmemory_operand): Likewise.
20913 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20914 modifiers as they are no longer needed and they can trigger
20915 reload spill failures.
20917 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20918 with a match_operand in order to help reload.
20920 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20921 constraint with 'e' for the 8th alternative as this version of
20922 the mov.w instruction only accepts the lower 8 registers.
20924 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20927 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20928 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20931 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20933 PR middle-end/33333
20934 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20936 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20938 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20940 (remove_structure): Update allocations list before removing structure.
20942 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20944 * ipa-struct-reorg.c (is_safe_cond_expr,
20945 create_new_stmts_for_cond_expr): Use integer_zerop function,
20946 that recognize not only zero-pointer, but zero-integer too.
20948 2008-01-25 Ben Elliston <bje@au.ibm.com>
20951 * fixproto: Escape "." in sed expression that strips leading "./".
20953 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20956 * gcc.c (SWITCH_OK): Removed.
20957 (SWITCH_LIVE): Changed to bit.
20958 (SWITCH_FALSE): Likewise.
20959 (SWITCH_IGNORE): Likewise.
20960 (switchstr): Change live_cond to unsigned int.
20961 (process_command): Replace SWITCH_OK with 0.
20962 (do_self_spec): Likewise.
20963 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20964 (give_switch): Likewise.
20965 (used_arg): Likewise.
20966 (do_spec_1): Set the SWITCH_IGNORE bit.
20967 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20968 bits. Set the SWITCH_LIVE bit.
20970 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20972 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20974 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20976 PR tree-optimization/34472
20977 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20978 parameter to a "bool *" and set *DATA to false if there is
20979 an unsafe access. Do not delete the structure here.
20980 (check_cond_exprs): Delete it here instead.
20981 (check_cond_exprs, exclude_cold_structs): Do not increase
20982 I when removing a structure.
20984 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20987 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20988 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20990 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20992 PR middle-end/34934
20993 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20994 a fixed vector for stack.
20996 2008-01-24 Ben Elliston <bje@au.ibm.com>
20999 * doc/gcc.texi (Software development): Add a direntry for g++.
21001 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21003 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21004 stale and straggling -fforce-addr comments above.
21006 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21008 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21009 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21011 2008-01-23 Michael Matz <matz@suse.de>
21014 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21017 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21019 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21020 malloc result type.
21022 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21024 * config/avr/avr.c (avr_current_arch): New variable.
21025 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21026 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21027 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21028 (avr_override_options): Init 'avr_current_arch'.
21029 (base_arch_s): Move from here...
21030 * config/avr/avr.h (base_arch_s): ... here. Add new members
21031 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21032 'mega' to 'have_jmp_call'.
21033 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21034 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21036 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21038 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21039 MULTILIB_MATCHES): Ditto.
21041 2008-01-23 Richard Guenther <rguenther@suse.de>
21043 PR middle-end/31529
21044 * cgraphunit.c (cgraph_reset_node): Always mark the node
21045 not reachable if it is not queued already.
21047 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21049 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21050 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21051 (cputype_selected): New static variable.
21052 (bfin_handle_option): Set it if -mcpu is used.
21053 (override_option): Select default set of workarounds if no cpu type
21054 selected on the command line.
21055 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21057 From Michael Frysinger <michael.frysinger@analog.com>
21058 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21059 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21061 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21062 for bf547, bf523, bf524, and bf526.
21063 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21065 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21066 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21067 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21068 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21069 * doc/invoke.texi (Blackfin Options): Document that
21070 -mcpu now accept bf547, bf523, bf524, and bf526.
21072 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21074 PR rtl-optimization/34628
21075 * combine.c (try_combine): Stop and undo after the first combination
21076 if an autoincrement side-effect on the first insn has effectively
21079 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21082 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21083 Offset addresses are not valid for Altivec or paired float modes.
21085 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21088 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21089 if DECL_INITIAL (decl) is error_mark_node.
21092 * c-common.c (handle_vector_size_attribute): Only allow
21093 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21094 the same way as pointer, array etc. types.
21095 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21098 * tree.c (build_type_attribute_qual_variant): Call
21099 build_qualified_type if attributes are equal, but quals are not.
21101 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21104 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21105 * flags.h (warn_strict_aliasing): Remove.
21106 (warn_strict_overflow): Remove.
21107 * opts.c (warn_strict_aliasing): Remove.
21108 (warn_strict_overflow): Remove.
21109 * c-opts.c (c_common_handle_option): -Wall only sets
21110 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21111 (c_common_post_options): Give default values to -Wstrict-aliasing
21112 and -Wstrict-overflow if they are uninitialized.
21113 * common.opt (Wstrict-aliasing): Specify Var and Init.
21114 (Wstrict-overflow): Likewise.
21116 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21118 PR rtl-optimization/26854
21119 PR rtl-optimization/34400
21120 PR rtl-optimization/34884
21121 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21123 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21124 (df_rd_bb_info.expanded_lr_out): Deleted
21125 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21126 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21127 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21128 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21129 Removed code to allocate, initialize or free expanded_lr_out.
21130 (df_rd_bb_local_compute_process_def): Restructured to make more
21132 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21133 sets if the sets are being trimmed.
21135 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21138 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21139 (as_vers): Likewise.
21140 * configure: Regenerated.
21142 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21144 PR middle-end/33092
21145 * tree-pass.h (pass_build_alias): New pass.
21146 * tree-ssa-alias.c (gate_build_alias): New.
21147 (pass_build_alias): New.
21148 * passes.c (init_optimization_passes): Add pass_build_alias after
21149 pass_create_structure_vars.
21151 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21153 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21154 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21155 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21156 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21157 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21158 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21159 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21160 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21161 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21162 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21163 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21164 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21165 * config/s390/s390.md (FP_ALL): New mode iterator.
21166 (_d): New mode attribute.
21167 ("*signbit<mode>2>"): Changed mode of first operand.
21168 ("isinf<mode>2"): Changed mode of first operand.
21169 ("*TDC_insn"): Adaptation for DFP modes.
21171 2008-01-22 Ben Elliston <bje@au.ibm.com>
21173 * tree.c (check_qualified_type): Improve function description.
21175 2008-01-21 Jason Merrill <jason@redhat.com>
21178 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21179 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21182 2008-01-21 DJ Delorie <dj@redhat.com>
21184 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21187 2008-01-21 Richard Guenther <rguenther@suse.de>
21189 PR middle-end/34856
21190 * tree-cfg.c (verify_expr): Allow all invariant expressions
21191 instead of just constant class ones as reference argument.
21192 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21193 like any other constant.
21194 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21196 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21198 * regmove.c (fixup_match_1): Update call crossed frequencies.
21200 2008-01-21 Richard Guenther <rguenther@suse.de>
21203 * tree-inline.c (setup_one_parameter): Deal with mismatched
21204 types using a VIEW_CONVERT_EXPR.
21206 2008-01-21 Alon Dayan <alond@il.ibm.com>
21207 Olga Golovanevsky <olga@il.ibm.com>
21209 PR tree-optimization/34701
21210 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21211 when the structure size is not a power of 2.
21213 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21215 * doc/install.texi: Add doc for --enable-checking=df.
21217 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21219 PR rtl-optimization/34808
21220 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21222 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21224 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21227 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21229 PR rtl-optimization/26854
21230 PR rtl-optimization/34400
21231 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21233 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21234 (df_rd_bb_info.expanded_lr_out): New.
21235 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21236 * loop_iv.c (iv_analysis_loop_init): Ditto.
21237 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21238 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21239 Added code to allocate, initialize or free expanded_lr_out.
21240 (df_rd_bb_local_compute_process_def): Restructured to make
21241 more understandable.
21242 (df_rd_confluence_n): Add code to do nothing with fake edges and
21243 code to no apply invalidate_by_call sets if the sets are being trimmed.
21244 (df_lr_local_finalize): Renamed to df_lr_finalize.
21245 (df_live_local_finalize): Renamed to df_live_finalize.
21247 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21250 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21251 deciding whether to use reciprocal instructions.
21253 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21255 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21256 dwarf2out_note_section_used if cold_text_section is NULL.
21258 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21260 PR gcov-profile/34610
21261 * tree-cfg.c (make_edges): Mark both outgoing edges from
21262 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21263 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21264 from OMP_FOR and OMP_CONTINUE outgoing edges.
21266 * tree-profile.c (tree_profiling): Return early if
21267 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21269 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21270 from cfun to child_cfun.
21271 * function.h (struct function): Add after_tree_profile bit.
21273 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21275 * config/avr/avr.S (_exit): Disable interrupt.
21277 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21278 Steven Bosscher <stevenb.gcc@gmail.com>
21280 PR rtl-optimization/26854
21281 PR rtl-optimization/34400
21282 * df-problems.c (df_live_scratch): New scratch bitmap.
21283 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21284 (df_live_reset): Clear the proper bitmaps.
21285 (df_live_bb_local_compute): Only process the artificial defs once
21286 since the order is not important.
21287 (df_live_init): Init the df_live sets only with the variables
21288 found live by df_lr.
21289 (df_live_transfer_function): Use the df_lr sets to prune the
21290 df_live sets as they are being computed.
21291 (df_live_free): Free df_live_scratch.
21293 2008-01-18 Ian Lance Taylor <iant@google.com>
21295 * common.opt: Add fmerge-debug-strings.
21296 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21297 flag_merge_debug_strings rather than flag_merge_constants.
21298 * doc/invoke.texi (Option Summary): Mention
21299 -fmerge-debug-strings.
21300 (Debugging Options): Document -fmerge-debug-strings.
21302 2008-01-18 Ian Lance Taylor <iant@google.com>
21305 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21306 (struct tree_function_decl): Add new field operator_new_flag.
21307 * tree-inline.c (expand_call_inline): When inlining a call to
21308 operator new, force the return value to go into a variable, and
21309 set DECL_NO_TBAA_P on that variable.
21310 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21312 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21315 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21316 DWARF2_DEBUGGING_INFO.
21317 (dwarf2out_note_section_used): Ditto. Add prototype.
21318 (have_multiple_function_sections, text_section_used,
21319 cold_text_section_used, *cold_text_sections): Move declarations
21322 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21324 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21325 field and add signal_ra.
21326 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21327 assignments to frame state pc. Move end of stack check after
21328 MD_FALLBACK_FRAME_STATE_FOR.
21329 (uw_update_context_1): Use frame state signal_regs if set, instead
21330 of checking signal_frame flag.
21331 (uw_update_context): Use frame state signal_ra if set.
21332 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21333 * config/xtensa/linux-unwind.h: New file.
21335 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21337 * modulo-sched.c (get_sched_window): Fix comment typo.
21339 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21341 PR tree-optimization/34648
21342 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21344 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21346 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21347 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21349 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21351 PR rtl-optimization/34400
21352 * df-core.c (df_worklist_dataflow_overeager,
21353 df_worklist_dataflow_doublequeue): New functions.
21354 (df_worklist_dataflow): Two different worklist solvers.
21355 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21358 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21361 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21362 and ftree-parallelize-loops.
21364 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21366 PR rtl-optimization/34826
21367 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21369 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21371 * global.c (find_reg): Mark the eh regs as used if necessary.
21372 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21373 * ra.h (struct allocno): no_eh_reg field added. Changed
21374 no_stack_reg type to bitfield.
21376 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21378 * tree.c (substitute_in_expr): Add missing 'break'.
21380 2008-01-17 Richard Guenther <rguenther@suse.de>
21382 PR tree-optimization/34825
21383 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21384 x / x as division to handle.
21386 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21388 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21389 "-pthread" is specified.
21390 * pa-hpux11.h (LIB_SPEC): Likewise.
21392 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21393 Peter Bergner <bergner@vnet.ibm.com>
21395 PR rtl-optimization/33796
21396 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21398 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21400 PR libgfortran/34699
21401 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21403 * pa-hpux10.h (LINK_SPEC): Likewise.
21404 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21406 2008-01-16 Richard Guenther <rguenther@suse.de>
21408 PR middle-end/32628
21409 * fold-const.c (fold_convert_const_int_from_int): Do not
21410 set overflow if that occured only because of a sign extension
21411 change when converting from/to a sizetype with the same
21412 precision and signedness.
21414 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21417 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21418 location address to the correct place. Update copyright year.
21420 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21422 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21423 no dependences in the dependence_relations vector.
21425 2008-01-16 Jan Hubicka <jh@suse.cz>
21427 PR rtl-optimization/31396
21428 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21429 * cfg.c (dump_reg_info): Print it.
21430 * regs.h (struct reg_info_t): add freq_calls_crossed.
21431 (REG_FREQ_CALLS_CROSSED): New macro.
21432 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21433 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21434 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21435 regmove_optimize): Update call crossed frequencies.
21436 * local-alloc.c (struct qty): Add freq_calls_crossed.
21437 (alloc_qty): Copute freq_calls_crossed.
21438 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21439 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21440 * ra.h (struct allocno): Add freq_calls_crossed.
21442 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21444 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21445 libgomp when compiling with ftree-parallelize-loops.
21446 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21448 2008-01-16 Richard Guenther <rguenther@suse.de>
21450 PR tree-optimization/34769
21451 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21452 * tree.c (int_cst_value): Instead make this function more
21453 permissive in what it accepts as valid input. Document this
21454 function always sign-extends the value.
21456 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21457 Richard Guenther <rguenther@suse.de>
21460 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21461 (gimple_fold_indirect_ref_rhs): ... this.
21462 (gimple_fold_indirect_ref): New function with foldings
21463 that preserve lvalueness.
21464 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21465 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21466 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21467 to fold an INDIRECT_REF, fall back to the old use of
21468 fold_indirect_ref_1.
21470 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21472 * tree-data-ref.c (subscript_dependence_tester_1): Call
21473 free_conflict_function.
21474 (compute_self_dependence): Same.
21476 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21479 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21480 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21482 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21483 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21484 for DWARF2_UNWIND_INFO targets.
21486 2008-01-16 Richard Guenther <rguenther@suse.de>
21489 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21490 type qualifiers for function types.
21492 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21494 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21495 loop_iterator li from previous commit.
21497 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21499 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21501 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21503 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21504 (parallelize_loops): Don't parallelize irreducible components.
21506 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21509 * c-opts (c_common_post_options): Do not enable CPP
21510 flag_pedantic_errors by default.
21512 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21514 PR rtl-optimization/31944
21515 * cse.c (remove_pseudo_from_table): New function.
21516 (merge_equiv_classes): Use above function to remove pseudo-registers.
21517 (invalidate): Likewise.
21519 2008-01-13 Richard Guenther <rguenther@suse.de>
21521 PR middle-end/34601
21522 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21523 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21525 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21527 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21528 validate_change to unshare the source of the PC set.
21530 2008-01-12 Jan Hubicka <jh@suse.cz>
21532 PR middle-end/32135
21533 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21534 references above array bounds. This might trigger bounds checks for
21535 pointers to arrays.
21537 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21539 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21540 new_replaceable_dependencies.
21542 2008-01-12 Doug Kwan <dougkwan@google.com>
21544 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21545 instead of OPT_Wreturn_type in warning due to ignored return type
21547 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21548 options included in -Wextra.
21549 * c.opt: New option -Wignored_qualifiers.
21550 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21551 -Wignore_qualifiers.
21552 (-Wignored-qualifiers): Document.
21553 (-Wreturn-type): Remove description of functionality now handled
21554 by -Wignored-qualifiers.
21556 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21559 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21560 NOP_EXPR if it is between integral types with the same precision.
21562 2008-01-12 Jan Hubicka <jh@suse.cz>
21565 * invoke.texi (max-inline-recursive-depth): Fix default value.
21567 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21569 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21572 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21574 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21576 2008-01-11 James E. Wilson <wilson@specifix.com>
21579 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21581 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21583 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21584 save/restore frame pointer register and don't use 'call-prologues'
21585 optimization in function with "OS_task" attribute.
21587 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21589 PR middle-end/31309
21590 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21591 when copying to memory.
21593 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21595 PR rtl-optimization/30905
21596 * cfgcleanup.c: Include dce.h
21597 (crossjumps_occured): New global variable.
21598 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21599 If something changed, set crossjumps_occured to true.
21600 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21601 Don't add/remove fake edges to exit here...
21602 (cleanup_cfg): ...but do it here, when crossjumping.
21603 Run a fast DCE when successful crossjumps occured in the latest
21604 iteration of try_optimize_cfg.
21606 2008-01-11 Richard Guenther <rguenther@suse.de>
21608 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21609 (struct vn_unary_op_s): Likewise.
21610 (vn_reference_insert): Free old reference on hash collision.
21612 2008-01-10 Raksit Ashok <raksit@google.com>
21614 PR rtl-optimization/27971
21615 * combine.c (find_split_point): Split PLUS expressions which are
21616 inside a MEM rtx, and whose first operand is complex.
21618 2008-01-10 DJ Delorie <dj@redhat.com>
21620 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21621 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21622 (m32c_hard_regno_ok): Call the underlying function.
21624 2008-01-10 Richard Guenther <rguenther@suse.de>
21626 PR middle-end/34683
21627 * tree-cfg.c (tree_merge_blocks): Do not go through the
21628 full-blown folding and stmt updating path if we just deal
21629 with virtual operands.
21630 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21631 test for abnormal SSA_NAMEs.
21633 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21635 PR middle-end/34641
21636 * reload.c (push_reload): Add assertions. All constants from
21637 reg_equiv_constant should have been used for replacing the respective
21639 (find_reloads_address): Invoke find_reloads_address_part for
21640 constant taken from the reg_equiv_constant array.
21642 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21644 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21645 field (valnum) the first in the struct. Replace bools with
21648 2008-01-10 Richard Guenther <rguenther@suse.de>
21650 PR tree-optimization/34651
21651 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21652 types and ordering for masking and converting.
21654 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21656 PR tree-optimization/34017
21657 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21658 also for PHI_NODE expressions.
21660 2008-01-09 Jan Hubicka <jh@suse.cz>
21662 PR tree-optimization/34708
21663 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21664 based on number of case labels.
21665 (init_inline_once): Remove switch_cost.
21666 * tree-inline.h (eni_weights_d): Remove switch_cost.
21668 2008-01-09 Richard Guenther <rguenther@suse.de>
21669 Andrew Pinski <andrew_pinski@playstation.sony.com>
21671 PR middle-end/30132
21672 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21673 temporary if an rvalue is ok or an lvalue is not required.
21675 2008-01-09 Richard Guenther <rguenther@suse.de>
21677 PR middle-end/34458
21678 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21679 adjust return type.
21681 2008-01-09 Richard Guenther <rguenther@suse.de>
21683 PR middle-end/34679
21684 * tree.c (host_integerp): Check for sizetype only if the
21685 type is an integer type.
21687 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21690 * opts.c (decode_options): Disable inlining of functions called
21691 once if not in unit-at-a-time mode.
21693 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21695 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21697 2008-01-08 Richard Guenther <rguenther@suse.de>
21699 PR middle-end/31863
21700 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21701 out early if the result will be unused.
21703 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21708 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21709 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21712 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21714 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21715 for vectorization tuned.
21717 2008-01-08 Richard Guenther <rguenther@suse.de>
21719 PR tree-optimization/34683
21720 * tree-ssa-operands.c (operand_build_cmp): Export.
21721 * tree-ssa-operands.h (operand_build_cmp): Declare.
21722 * tree-vn.c (vuses_compare): Remove.
21723 (sort_vuses): Use operand_build_cmp.
21724 (sort_vuses_heap): Likewise.
21725 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21726 to re-use old VEC if available. Do not sort already sorted VUSEs.
21727 (vdefs_to_vec): Do not sort already sorted VDEFs.
21729 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21731 PR middle-end/34694
21732 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21734 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21737 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21738 limitations of reciprocal sequences on x86 targets.
21740 2008-01-08 Richard Guenther <rguenther@suse.de>
21742 PR tree-optimization/34683
21743 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21745 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21748 * config/darwin.c (darwin_mergeable_string_section): Don't use
21749 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21751 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21754 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21755 negxf2. Macroize expander using X87MODEF mode iterator. Change
21756 predicates of op0 and op1 to register_operand.
21757 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21758 expander using X87MODEF mode iterator. Change predicates of
21759 op0 and op1 to register_operand.
21760 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21761 corresponding patterns and macroize using MODEF macro. Change
21762 predicates of op0 and op1 to register_operand and remove
21763 "m" constraint. Disparage "r" alternative with "!".
21764 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21765 macroize using X87MODEF macro. Change predicates of op0 and op1
21766 to register_operand and remove "m" constraint. Disparage "r"
21767 alternative with "!".
21768 (absneg splitter with memory operands): Remove.
21769 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21770 patterns and macroize using X87MODEF mode iterator.
21771 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21772 Change predicate of op1 to register_operand.
21773 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21774 for memory operands.
21776 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21778 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21780 2008-01-07 Richard Guenther <rguenther@suse.de>
21782 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21785 2008-01-07 Richard Guenther <rguenther@suse.de>
21787 PR tree-optimization/34683
21788 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21789 VOPs of the needed size to save memory. Use VEC_quick_push
21790 to save compile-time.
21791 (vdefs_to_vec): Likewise.
21793 2008-01-07 Sa Liu <saliu@de.ibm.com>
21795 * config/spu/spu.md (divdf3): Genetate inline code for double
21796 division. The implementation doesn't handle INF or NAN, therefore it
21797 only applies when -ffinite-math-only is given.
21799 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21802 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21803 * doc/cpp.texi ([Common Predefined Macros]): Document.
21805 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21807 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21808 order to use commutative addition instead of subtraction.
21810 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21811 Mircea Namolaru <namolaru@il.ibm.com>
21812 Vladimir Yanovsky <yanov@il.ibm.com>
21813 Revital Eres <eres@il.ibm.com>
21815 PR tree-optimization/34263
21816 * tree-outof-ssa.c (process_single_block_loop_latch,
21817 contains_tree_r): New functions.
21818 (analyze_edges_for_bb): Call process_single_block_loop_latch
21819 function to empty single-basic-block latch block if possible.
21821 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21823 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21825 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21827 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21829 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21831 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21833 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21835 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21837 PR tree-optimization/34618
21838 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21841 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21844 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21845 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21846 Update copyright year.
21848 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21849 Update copyright year.
21850 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21853 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21855 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21856 edge does not point to current bb before changing need_assert.
21858 2008-01-04 Richard Guenther <rguenther@suse.de>
21860 PR middle-end/34029
21861 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21862 for verifying purposes if they are is_gimple_min_invariant.
21864 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21866 PR tree-optimization/34448
21867 PR tree-optimization/34465
21868 * gimplify.c (gimplify_init_constructor): Add new parameter
21869 notify_temp_creation. Use it.
21870 (gimplify_modify_expr_rhs): Take volatiles into account when
21871 optimizing constructors.
21872 Do not optimize constructors if gimplify_init_constructor will dump to
21874 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21875 * gcc.c-torture/compile/pr34448.c: New.
21877 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21879 PR gcov-profile/34609
21880 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21881 return_slot if result is TREE_ADDRESSABLE.
21883 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21885 * config/mips/mips.md (sqrt_condition): Tweak comment.
21886 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21888 2008-01-03 Tom Tromey <tromey@redhat.com>
21891 * c-common.c (c_type_hash): Handle VLAs.
21893 2008-01-03 Jan Hubicka <jh@suse.cz>
21895 PR tree-optimization/31081
21896 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21897 0 when inlining and not inlining to first basic block.
21898 (remap_decl): When var is initialized to 0, don't set default_def.
21899 (expand_call_inline): Set entry_bb.
21900 * tree-inline.h (copy_body_data): Add entry_bb.
21902 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21905 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21908 PR tree-optimization/29484
21909 * tree-inline.c (inline_forbidden_p_2): New function.
21910 (inline_forbidden_p): Disallow inlining if some static var
21911 has an address of a local LABEL_DECL in its initializer.
21912 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21915 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21917 PR tree-optimization/34635
21918 * tree-data-ref.c (add_other_self_distances): Make sure that the
21919 evolution step is constant.
21921 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21923 PR middle-end/34608
21924 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21926 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21928 * tree-sra.c (scalarize_init): Insert the generate_element_init
21929 statements after the generate_element_zero statements.
21931 2008-01-02 Richard Guenther <rguenther@suse.de>
21933 PR middle-end/34093
21934 PR middle-end/31976
21935 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21936 for very large number of operands instead of ICEing.
21938 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21941 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21942 while stack probing.
21944 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21946 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21949 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21951 PR libmudflap/26442
21952 * tree-mudflap.c (mx_register_decls): Guard warning by
21953 !DECL_ARTIFICIAL check.
21955 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21957 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21958 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21959 sse5_perm<mode>): Fix constraints.