1 2008-09-03 Jeff Law <law@redhat.com>
3 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5 2008-09-03 Richard Henderson <rth@redhat.com>
7 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
8 memory barrier to below the test-and-set.
9 (alpha_split_lock_test_and_set_12): Likewise.
11 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
15 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
18 * ira-color.c (print_loop_title): Use all_allocnos.
19 (color_pass): Ditto. Don't add border_allocnos. Check that
20 subloop allocno in the correspdoning bitmap all_allocnos.
22 * ira-emit.c (change_loop): Use all_allocnos.
24 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
26 (ira_create_allocno): Set up all_allocnos bit for the created
28 (create_cap_allocno): Remove setting mentioned_allocnos.
29 (create_insn_allocnos): Ditto.
30 (remove_unnecessary_allocnos): Use all_allocnos.
31 (check_allocno_creation): Check that allocnos are in the
32 corresponding bitmap all_allocnos.
34 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
38 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
39 (process_regs_for_copy): Process subregs. Refine check when cost
40 is taken into account in ira-costs.c.
41 (process_reg_shuffles): Use REG_SUBREG_P.
42 (add_insn_allocno_copies): Ditto. Ignore modes.
44 * ira-color.c (conflict_allocno_vec): New.
45 (COST_HOP_DIVISOR): New macro.
46 (update_copy_costs_1): Use it.
47 (update_conflict_hard_regno_costs): New function.
48 (assign_hard_reg): Use it.
49 (ira_color): Allocate and free conflict_allocno_vec.
51 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
55 * ira-int.h (ira_sort_insn_chain): Remove.
57 * ira.c (basic_block_order_nums, chain_insn_order,
58 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
59 (ira): Don't call ira_sort_insn_chain.
61 * reload1.c (reload): Don't call ira_sort_insn_chain.
63 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
66 * cgraphunit.c (update_call_expr): Remove eh regions from statements
67 which become non throw.
68 (cgraph_function_versioning): Also clear DECL_WEAK. Call
69 update_call_expr after updating the flags on the decl.
71 2008-09-03 Jan Hubicka <jh@suse.cz>
73 PR tree-optimization/37315
74 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
75 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
76 (cgraph_analyze_functions): Use node->analyzed
77 (cgraph_mark_functions_to_output): Likewise.
78 (cgraph_expand_function): All functions can be released after
80 (cgraph_optimize): Use gimple_has_body_p.
81 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
82 (cgraph_decide_inlining_incrementally): Likewise.
83 (inline_transform): Inline transform.
84 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
86 (inlinable_function_p): Drop gimple_body check.
87 (expand_call_inline): Use gimple_has_body_p.
88 * gimple.c (gimple_has_body_p): New.
89 * gimple.h (gimple_has_body_p): Add prototype.
90 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
91 (dump_function_to_file): Use gimple_has_body_p check.
93 2008-09-03 Jakub Jelinek <jakub@redhat.com>
96 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
98 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
100 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
102 From Michael Frysinger <michael.frysinger@analog.com>
103 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
104 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
107 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
110 * doc/extend.texi: Document picoChip builtin functions.
111 * doc/invoke.texi: Document picoChip options.
112 * doc/contrib.texi: Add picoChip contribution.
113 * doc/md.texi: Document picoChip constraints.
114 * config.gcc: Add picochip-*-*.
115 * config/picochip/: Add new port.
117 2008-09-03 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/37328
120 * tree-sra.c (sra_build_assignment): Gimplify properly.
121 (generate_copy_inout): Take the correct stmt as definition,
124 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
126 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
129 From Michael Frysinger <michael.frysinger@analog.com>
130 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
132 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
134 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
136 (__gthread_setspecific): Revert 2008-08-31 change to
137 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
140 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
142 * diagnostic.c (error_at): New.
143 * toplev.h (error_at): New prototype.
144 * c-typeck.c (build_array_ref): Call error_at instead of error.
145 Pass location to pedwarn.
147 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
149 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
151 2008-09-02 Jakub Jelinek <jakub@redhat.com>
153 * dwarf2out.c (tree_add_const_value_attribute): Only handle
154 VAR_DECL and CONST_DECL.
156 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
157 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
160 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
161 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
162 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
163 Don't set ix86_save_varrargs_registers.
164 (ix86_setup_incoming_varargs): Assume cum != NULL.
165 (ix86_va_start): Check ix86_varargs_gpr_size and
166 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
167 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
168 from frame pointer if ix86_varargs_gpr_size == 0.
169 (ix86_compute_frame_layout): Updated.
170 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
171 (ix86_varargs_gpr_size): Define.
172 (ix86_varargs_fpr_size): Likewise.
173 (machine_function): Remove save_varrargs_registers.
174 Add varargs_gpr_size and varargs_fpr_size.
176 2008-09-02 Jakub Jelinek <jakub@redhat.com>
178 * config/alpha/alpha.c (va_list_skip_additions,
179 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
180 (alpha_gimplify_va_arg): Call unshare_expr on second use of
183 PR tree-optimization/36766
184 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
185 for already removed basic blocks.
188 * real.c (real_maxval): Clear a lower bit to make real_maxval
189 match get_max_float for IBM long double format.
191 2008-09-02 Andreas Schwab <schwab@suse.de>
193 * configure.ac: Use m4_quote to quote the expansion of m4_do.
194 * configure: Regenerate.
196 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
198 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
199 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
200 checking for a non-VOID CONSTANT_P.
202 2008-09-02 Jan Hubicka <jh@suse.cz>
204 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
205 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
207 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
209 * expr.c (emit_group_store): Don't assert stack temp mode size.
211 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
212 Tobias Grosser <grosser@fim.uni-passau.de>
213 Jan Sjodin <jan.sjodin@amd.com>
214 Harsha Jagasia <harsha.jagasia@amd.com>
215 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
216 Konrad Trifunovic <konrad.trifunovic@inria.fr>
217 Adrien Eliche <aeliche@isty.uvsq.fr>
219 Merge from graphite branch.
222 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
223 * doc/invoke.texi (-floop-block, -floop-interchange,
224 -floop-strip-mine): Document new flags.
225 * tree-into-ssa.c (gimple_vec): Moved...
226 * tree-loop-distribution.c (rdg_component): Moved...
227 * cfgloopmanip.c: Include tree-flow.h.
228 (update_dominators_in_loop): New.
229 (create_empty_if_region_on_edge): New.
230 (create_empty_loop_on_edge): New.
231 (loopify): Use update_dominators_in_loop.
232 * tree-pass.h (pass_graphite_transforms): Declared.
233 * configure: Regenerate.
234 * tree-phinodes.c (make_phi_node): Export.
235 (add_phi_node_to_bb): New, split from create_phi_node.
236 * tree-chrec.c (for_each_scev_op): New.
237 * tree-chrec.h (for_each_scev_op): Declared.
238 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
239 (remove_statement): Call get_phi_with_result.
240 * config.in (HAVE_cloog): Undef.
241 * gdbinit.in (pgg): New.
242 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
243 * tree-ssa-loop.c (graphite_transforms): New.
244 (gate_graphite_transforms): New.
245 (pass_graphite_transforms): New.
246 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
247 HAVE_cloog): Defined.
248 * tree-vectorizer.c (rename_variables_in_bb): Export.
249 * tree-data-ref.c (dr_may_alias_p): Export.
250 (stmt_simple_memref_p): New.
251 (find_data_references_in_stmt): Export.
252 (find_data_references_in_loop): Export.
253 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
254 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
255 (create_rdg_vertices): Export.
256 (build_empty_rdg): New.
257 (build_rdg): Call build_empty_rdg. Free dependence_relations.
258 * tree-data-ref.h (rdg_component): ... here.
260 (struct data_reference): Add a field scop.
262 (find_data_references_in_loop): Declared.
263 (find_data_references_in_stmt): Declared.
264 (create_rdg_vertices): Declared.
265 (dr_may_alias_p): Declared.
266 (stmt_simple_memref_p): Declared.
267 (struct rdg_edge): Add a field ddr_p relation.
268 (build_empty_rdg): Declared.
269 * lambda.h (lambda_matrix): Declare a VEC of.
270 (find_induction_var_from_exit_cond): Declared.
271 (lambda_vector_compare): New.
272 * common.opt (fgraphite, floop-strip-mine,
273 floop-interchange, floop-block): New flags.
274 * lambda-code.c (find_induction_var_from_exit_cond): Export.
275 * cfgloop.c (is_loop_exit): New.
276 * cfgloop.h (is_loop_exit): Declared.
277 (create_empty_if_region_on_edge): Declared.
278 (create_empty_loop_on_edge): Declared.
279 * tree-flow.h (add_phi_node_to_bb): Declared.
280 (make_phi_node): Declared.
281 (rename_variables_in_bb): Declared.
282 (perfect_loop_nest_depth): Declared.
283 (graphite_transform_loops): Declared.
284 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
285 (graphite.o-warn): Add -Wno-error.
286 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
287 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
288 (INCLUDES): Add PPLINC, CLOOGINC.
289 (OBJS-common): Add graphite.o.
290 (graphite.o): Add rule.
291 * gimple.h (gimple_vec): ... here.
292 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
293 * passes.c (init_optimization_passes): Schedule
294 pass_graphite_transforms.
296 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
299 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
300 and -fno-toplevel-reorder after handle_options.
302 2008-09-02 Paul Brook <paul@codesourcery.com>
304 * config/arm/arm.c (arm_tune_cortex_a9): Define.
305 (arm_override_options): Set arm_tune_cortex_a9.
306 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
307 (arm_issue_rate): Handle cortexa9.
308 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
309 * config/arm/arm-cores.def: Add cortex-a9.
310 * config/arm/arm-tune.md: Regenerate.
311 * config/arm/arm.md: Include cortex-a9.md.
312 (generic_sched, generic_vfp): Add cortexa9.
313 * config/arm/cortex-a9.md: New file.
315 2008-09-02 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/37327
318 * tree-vrp.c (register_new_assert_for): Make sure to not have
319 TREE_OVERFLOW set on the bound.
321 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
323 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
325 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
326 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
329 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
331 * gcc/config/spu/spu.md (divdf3): Removed.
333 2008-09-02 Jakub Jelinek <jakub@redhat.com>
335 PR tree-optimization/37095
336 * cgraph.c (cgraph_node): When creating new cgraph node after
337 assembler_name_hash has been populated, record it in the hash
340 2008-09-01 Paul Brook <paul@codesourcery.com>
342 * doc/invoke.texi: Document -mword-relocations.
343 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
344 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
345 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
346 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
347 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
348 (arm_emit_movpair): New function.
349 (arm_print_operand <c>): Handle sybolic addresses.
350 * config/arm/arm.h (TARGET_USE_MOVT): Define.
351 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
352 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
353 * config/arm/arm.opt: Add -mword-relocations.
354 * config/arm/arm.md (movsi): Use arm_emit_movpair.
355 (arm_movt, arm_movw): New.
357 2008-09-01 Paul Brook <paul@codesourcery.com>
359 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
360 Allow Interworking on ARMv4 EABI based targets.
361 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
362 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
364 2008-09-01 Paul Brook <paul@codesourcery.com>
366 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
367 optimized LT0 test. Remove optimization for GT.
369 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
371 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
373 * pa-hpux11.h (LIB_SPEC): Likewise.
375 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
378 2008-09-01 Jan Hubicka <jh@suse.cz>
380 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
381 present, use only counts; when guessed use only frequencies.
382 (estimate_bb_frequencies): Use function_frequency.
383 * profile.c (compute_branch_probabilities): Exit early when
384 profile reading failed. Set profile_status.
385 (branch_prob): Do not set profile_status.
387 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
389 * tree.c (protected_set_expr_location): New.
390 * tree.h (protected_set_expr_location): New prototype.
391 * c-tree.h (build_array_ref): Add argument.
392 (parser_build_unary_op): Same.
393 * c-typeck.c (build_indirect_ref): Handle new location argument.
394 (build_array_ref): Same.
395 (parser_build_unary_op): Same.
396 * gimplify.c (gimplify_asm_expr): Set input_location before calling
398 * c-omp.c (c_finish_omp_atomic): Pass location when calling
400 * c-common.c (finish_label_address_expr): Handle new location
402 * c-common.h (build_indirect_ref): Add argument.
403 (finish_label_address_expr): Same.
404 * c-parser.c (c_parser_unary_expression): Pass location to build
406 (c_parser_postfix_expression): Same.
408 2008-09-01 Paul Brook <paul@codesourcery.com>
410 * config/arm/arm.md: Include cortex-r4f.md.
411 (attr fpu): Update type list.
412 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
413 fconstd, fcmps and fcmpd.
414 (attr tune_cortexr4): Define.
415 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
416 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
417 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
418 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
419 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
421 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
422 cortex_a8_vfp_farith: Ditto.
423 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
424 * config/arm/cortex-r4.md: Use tune_cortexr4.
425 * config/arm/cortex-r4f.md: New file.
427 2008-09-01 Richard Guenther <rguenther@suse.de>
429 PR tree-optimization/37305
430 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
431 the result of constant conversions.
432 (fold_gimple_assign): Likewise.
434 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
436 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
437 #ifdef ENABLE_CHECKING.
439 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
441 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
442 * sched-int.h (print_insn, print_pattern, print_value): Declare also
443 when !INSN_SCHEDULING.
445 2008-09-01 Andreas Schwab <schwab@suse.de>
447 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
449 2008-09-01 Paul Brook <paul@codesourcery.com>
451 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
453 2008-09-01 Jan Hubicka <jh@suse.cz>
455 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
457 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
458 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
459 * gimplify.c (gimplify_init_constructor): Add speed operand.
460 * tree-sra.c (decide_block_copy): Likewise.
461 * tree-inline.c (estimate_move_cost): Likewise.
462 * config/alpha/alpha.h (MOVE_RATIO): Update.
463 * config/frv/frv.c (MOVE_RATIO): Update.
464 * config/spu/spu.h (MOVE_RATIO): Update.
465 * config/sparc/sparc.h (MOVE_RATIO): Update.
466 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
467 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
468 * config/cris/cris.h (MOVE_RATIO): Update.
469 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
470 * config/arm/arm.h (MOVE_RATIO): Update.
471 * config/pa/pa.md: Update uses of MOVE_RATIO
472 * config/pa/pa.h (MOVE_RATIO): Update.
473 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
474 * config/h8300/h8300.h (MOVE_RATIO): Update.
475 * config/v850/v850.h (MOVE_RATIO): Update.
476 * config/bfin/bfin.h (MOVE_RATIO): Update.
478 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
479 Dmitry Melnik <dm@ispras.ru>
480 Dmitry Zhurikhin <zhur@ispras.ru>
481 Alexander Monakov <amonakov@ispras.ru>
482 Maxim Kuvyrkov <maxim@codesourcery.com>
484 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
485 sel-sched-dump.c, sel-sched-ir.c: New files.
486 * Makefile.in (OBJS-common): Add selective scheduling object
488 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
489 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
490 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
491 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
492 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
493 (make_forwarder_block): Update loop latch if we have redirected
495 * cfgloop.c (get_loop_body_in_custom_order): New function.
496 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
497 (CP_FALLTHRU_PREHEADERS): Likewise.
498 (get_loop_body_in_custom_order): Declare.
499 * cfgloopmanip.c (has_preds_from_loop): New.
500 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
501 Assert that the preheader edge will be fall thru when it is set.
502 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
503 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
504 fsel-sched-substitution, fselective-scheduling): New flags.
505 * cse.c (hash_rtx_cb): New.
507 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
508 sel_sched_insn_cnt): New counters.
509 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
510 * genattr.c (main): Output maximal_insn_latency prototype.
511 * genautomata.c (output_default_latencies): New. Factor its code from ...
512 (output_internal_insn_latency_func): ... here.
513 (output_internal_maximal_insn_latency_func): New.
514 (output_maximal_insn_latency_func): New.
515 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
516 (struct hard_reg_set_iterator): New.
517 (hard_reg_set_iter_init, hard_reg_set_iter_set,
518 hard_reg_set_iter_next): New functions.
519 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
520 * lists.c (remove_free_INSN_LIST_node,
521 remove_free_EXPR_LIST_node): New functions.
522 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
523 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
524 (loop_optimizer_finalize): Do not verify flow info after reload.
525 * recog.c (validate_replace_rtx_1): New parameter simplify.
526 Default it to true. Update all uses. Factor out simplifying
528 (simplify_while_replacing): ... this new function.
529 (validate_replace_rtx_part,
530 validate_replace_rtx_part_nosimplify): New.
531 * recog.h (validate_replace_rtx_part,
532 validate_replace_rtx_part_nosimplify): Declare.
533 * rtl.c (rtx_equal_p_cb): New.
534 (rtx_equal_p): Use it.
535 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
536 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
537 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
538 * vecprim.h: Add a vector type for unsigned int.
539 * haifa-sched.c: Include vecprim.h and cfgloop.h.
540 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
541 ready_try, cycle_issued_insns, spec_info): Make global.
542 (readyp): Initialize.
543 (dfa_lookahead): New global variable.
544 (old_max_uid, old_last_basic_block): Remove.
545 (h_i_d): Make it a vector.
546 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
548 (after_recovery, adding_bb_to_current_region_p):
549 New variables to handle correct insertion of the recovery code.
550 (struct ready_list): Move declaration to sched-int.h.
551 (rgn_n_insns): Removed.
552 (rtx_vec_t): Move to sched-int.h.
553 (find_insn_reg_weight): Remove.
554 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
555 (haifa_init_h_i_d, haifa_finish_h_i_d):
556 New functions to initialize / finalize haifa instruction data.
557 (extend_h_i_d, init_h_i_d): Rewrite.
558 (unlink_other_notes): Move logic to add_to_note_list. Handle
560 (ready_lastpos, ready_element, ready_sort, reemit_notes,
561 find_fallthru_edge): Make global, remove static prototypes.
562 (max_issue): Make global. Add privileged_n and state parameters. Use
564 (extend_global, extend_all): Removed.
565 (init_before_recovery): Add new param. Fix the handling of the case
566 when we insert a recovery code before the EXIT which has a predecessor
567 with a fallthrough edge to it.
568 (create_recovery_block): Make global. Rename to
569 sched_create_recovery_block. Update.
570 (change_pattern): Rename to sched_change_pattern. Make global.
571 (speculate_insn): Rename to sched_speculate_insn. Make global.
572 Split haifa-specific functionality into ...
573 (haifa_change_pattern): New static function.
574 (sched_extend_bb): New static function.
575 (sched_init_bbs): New function.
576 (current_sched_info): Change type to struct haifa_sched_info.
577 (insn_cost): Adjust for selective scheduling.
578 (dep_cost_1): New function. Move logic from ...
579 (dep_cost): ... here.
580 (dep_cost): Use dep_cost_1.
581 (contributes_to_priority_p): Use sched_deps_info instead of
583 (priority): Adjust to work with selective scheduling. Process the
584 corner case when all dependencies don't contribute to priority.
585 (rank_for_schedule): Use ds_weak instead of dep_weak.
586 (advance_state): New function. Move logic from ...
587 (advance_one_cycle): ... here.
588 (add_to_note_list, concat_note_lists): New functions.
589 (rm_other_notes): Make static. Adjust for selective scheduling.
590 (remove_notes, restore_other_notes): New functions.
591 (move_insn): Add two arguments. Update assert. Don't call
593 (choose_ready): Remove lookahead variable, use dfa_lookahead.
594 Remove more_issue, max_points. Move the code to initialize
595 max_lookahead_tries to max_issue.
596 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
597 ready. Adjust use of move_insn. Call restore_other_notes.
599 (sched_init, sched_finish): Move Haifa-specific initialization/
601 (haifa_sched_init, haifa_sched_finish): ... respectively.
603 (setup_sched_dump): New function.
604 (haifa_init_only_bb): New static function.
605 (haifa_speculate_insn): New static function.
606 (try_ready): Use haifa_* instead of speculate_insn and
608 (extend_ready, extend_all): Remove.
609 (sched_extend_ready_list, sched_finish_ready_list): New functions.
610 (create_check_block_twin, add_to_speculative_block): Use
611 haifa_insns_init instead of extend_global. Update to use new
612 initialization functions. Change parameter. Factor out code from
613 create_check_block_twin to ...
614 (sched_create_recovery_edges) ... this new function.
616 (sched_scan_info): New.
617 (extend_bb): Use sched_scan_info.
618 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
619 static functions for walking through scheduling region.
620 (sched_luids): New vector variable to replace uid_to_luid.
621 (luids_extend_insn): New function.
622 (sched_max_luid): New variable.
623 (luids_init_insn): New function.
624 (sched_init_luids, sched_finish_luids): New functions.
625 (insn_luid): New debug function.
626 (sched_extend_target): New function.
627 (haifa_init_insn): New static function.
628 (sched_init_only_bb): New hook.
629 (sched_split_block): New hook.
630 (sched_split_block_1): New function.
631 (sched_create_empty_bb): New hook.
632 (sched_create_empty_bb_1): New function.
633 (common_sched_info, ready): New global variables.
634 (current_sched_info_var): Remove.
635 (move_block_after_check): Use common_sched_info.
636 (haifa_luid_for_non_insn): New static function.
637 (init_before_recovery): Use haifa_init_only_bb instead of
639 (increase_insn_priority): New.
640 * modulo-sched.c: (issue_rate): Remove static declaration.
641 (sms_sched_info): Change type to haifa_sched_info.
642 (sms_sched_deps_info, sms_common_sched_info): New variables.
643 (setup_sched_infos): New.
644 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
645 Do not call regstat_free_calls_crossed.
646 (sms_print_insn): Use const_rtx.
647 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
648 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
649 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
650 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
651 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
652 current_sched_info to use it.
653 (enum reg_pending_barrier_mode): Move to sched-int.h.
654 (h_d_i_d): New variable. Initialize to NULL.
655 ({true, output, anti, spec, forward}_dependency_cache): Initialize
657 (estimate_dep_weak): Remove static declaration.
658 (sched_has_condition_p): New function. Adjust users of
659 sched_get_condition to use it instead.
660 (conditions_mutex_p): Add arguments indicating which conditions are
662 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
663 argument to indicate whether returned condition is reversed. Do not
664 generate new rtx when condition should be reversed; indicate it by
665 setting new argument instead.
666 (add_dependence_list_and_free): Add deps parameter.
667 Update all users. Do not free dependence list when
668 deps context is readonly.
669 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
671 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
672 (remove_from_deps): New. Use the above functions.
673 (cur_insn, can_start_lhs_rhs_p): New static variables.
674 (add_or_update_back_dep_1): Initialize present_dep_type.
675 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
676 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
677 haifa_note_dep): New functions implementing dependence hooks for
679 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
680 note_dep): New functions.
681 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
683 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
684 (free_deps): Initialize deps->reg_last.
685 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
686 sched_analyze_insn): Update to use dependency hooks infrastructure
687 and readonly contexts.
688 (deps_analyze_insn): New function. Move part of logic from ...
689 (sched_analyze): ... here. Also move some logic to ...
690 (deps_start_bb): ... here. New function.
691 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
693 (sched_deps_init): New function. Move code from ...
694 (init_dependency_caches): ... here. Remove.
695 (init_deps_data_vector): New.
696 (sched_deps_finish): New function. Move code from ...
697 (free_dependency_caches): ... here. Remove.
698 (init_deps_global, finish_deps_global): Adjust for use with
699 selective scheduling.
700 (get_dep_weak): Move logic to ...
701 (get_dep_weak_1): New function.
702 (ds_merge): Move logic to ...
703 (ds_merge_1): New static function.
704 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
705 (ds_get_max_dep_weak): New function.
706 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
707 (n_insns): Rename to rgn_n_insns.
708 (debug_ebb_dependencies): New function.
709 (init_ready_list): Use it.
710 (begin_schedule_ready): Use sched_init_only_bb.
711 (ebb_print_insn): Indicate when an insn starts a new cycle.
712 (contributes_to_priority, compute_jump_reg_dependencies,
713 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
714 (add_block1): Remove to ebb_add_block.
715 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
716 (schedule_ebb): Initialize them. Use remove_notes instead of
717 rm_other_notes. Use haifa_local_init/finish.
718 (schedule_ebbs): Use haifa_sched_init/finish.
719 * sched-int.h: Include vecprim.h, remove rtl.h.
720 (struct ready_list): Delete declaration.
721 (sched_verbose_param, enum sched_pass_id_t,
722 bb_vec_t, insn_vec_t, rtx_vec_t): New.
723 (struct sched_scan_info_def): New structure.
724 (sched_scan_info, sched_scan, sched_init_bbs,
725 sched_init_luids, sched_finish_luids, sched_extend_target,
726 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
727 (struct common_sched_info_def): New.
728 (common_sched_info, haifa_common_sched_info,
729 sched_emulate_haifa_p): Declare.
731 (sched_luids): Declare.
732 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
733 (sched_max_luid, insn_luid): Declare.
734 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
735 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
736 print_insn, print_pattern, print_value, haifa_classify_insn,
737 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
738 setup_sched_dump, sched_init, sched_finish,
739 sel_insn_is_speculation_check): Export.
740 (struct ready_list): Move from haifa-sched.c.
741 (ready_try, ready, max_issue): Export.
742 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
743 sched_init_only_bb, sched_split_block, sched_split_block_1,
744 sched_create_empty_bb, sched_create_empty_bb_1,
745 sched_create_recovery_block, sched_create_recovery_edges): Export.
746 (enum reg_pending_barrier_mode): Export.
747 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
749 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
750 print_insn field. Move add_block and fix_recovery_cfg to
751 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
752 (struct sched_deps_info_def): ... this new structure.
753 (sched_deps_info): Declare.
754 (struct spec_info_def): Remove weakness_cutoff, add
755 data_weakness_cutoff and control_weakness_cutoff.
756 (spec_info): Declare.
757 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
759 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
760 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
761 (current_sched_info): Change type to struct haifa_sched_info.
762 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
763 (h_d_i_d): New variable.
764 (HDID): New accessor macro.
765 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
766 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
768 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
769 (enum SCHED_FLAGS): Update for selective scheduler.
770 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
771 (init_dependency_caches, free_dependency_caches): Delete declarations.
772 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
773 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
774 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
775 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
776 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
778 (rm_other_notes): Delete declaration.
779 (schedule_block): Remove one argument.
780 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
781 ready_element, ready_lastpos, sched_extend_ready_list,
782 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
783 concat_note_lists): Export.
784 (struct region): Move from sched-rgn.h.
785 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
786 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
787 BLOCK_TO_BB, CONTAINING_RGN): Export.
788 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
789 (current_nr_blocks, current_blocks, target_bb): Likewise.
790 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
791 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
792 sched_rgn_local_init, extend_regions,
793 rgn_make_new_region_out_of_new_block, compute_priorities,
794 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
795 extend_rgns, deps_join rgn_setup_common_sched_info,
796 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
797 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
798 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
799 increase_insn_priority): Likewise.
800 * sched-rgn.c: Include sel-sched.h.
801 (ref_counts): New static variable. Use it ...
802 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
803 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
804 (sched_is_disabled_for_current_region_p): Delete static declaration.
805 (struct region): Move to sched-int.h.
806 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
807 ebb_head): Define and initialize.
808 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
809 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
810 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
812 (find_single_block_region): Add new argument to indicate that EBB
813 regions should be constructed.
814 (debug_live): Delete declaration.
815 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
816 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
818 (init_regions): Delete declaration.
819 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
820 rgn_estimate_number_of_insns): New.
821 (too_large): Use estimate_number_of_insns.
822 (haifa_find_rgns): New. Move the code from ...
823 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
824 (free_trg_info): New.
825 (compute_trg_info): Allocate candidate tables here instead of ...
826 (init_ready_list): ... here.
827 (rgn_print_insn): Use const_rtx.
828 (contributes_to_priority, extend_regions): Delete static declaration.
829 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
830 (add_block1): Rename to rgn_add_block.
831 (debug_rgn_dependencies): Delete static qualifier.
832 (new_ready): Use sched_deps_info. Simplify.
833 (rgn_common_sched_info, rgn_const_sched_deps_info,
834 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
835 (region_sched_info): Rename to rgn_const_sched_info.
836 (deps_join): New, extracted from ...
837 (propagate_deps): ... here.
838 (compute_block_dependences, debug_dependencies): Update for selective
840 (free_rgn_deps, compute_priorities): New functions.
841 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
842 sched_rgn_compute_dependencies): New functions.
843 (schedule_region): Use them.
844 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
845 rgn_setup_common_sched_info, rgn_setup_sched_infos):
847 (schedule_insns): Call new functions that were split out.
848 (rgn_make_new_region_out_of_new_block): New.
849 (get_rgn_sched_max_insns_priority): New.
850 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
851 scheduling when appropriate.
852 * sched-vis.c: Include insn-attr.h.
853 (print_value, print_pattern): Make global.
854 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
855 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
856 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
857 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
858 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
859 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
860 hooks. Initialize them to 0.
861 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
862 * target.h (struct gcc_target): Add them. Rename gen_check field to
864 * flags.h (sel_sched_switch_set): Declare.
865 * opts.c (sel_sched_switch_set): New variable.
866 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
867 pipelining is disabled from command line.
868 (common_handle_option): Record whether selective scheduling is
869 requested from command line.
870 * doc/invoke.texi: Document new flags and parameters.
871 * doc/tm.texi: Document new target hooks.
872 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
873 (dfa_state_size): Do not declare locally.
874 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
875 * config/rs6000/rs6000.c (rs6000_init_sched_context,
876 rs6000_alloc_sched_context, rs6000_set_sched_context,
877 rs6000_free_sched_context): New functions.
878 (struct _rs6000_sched_context): New.
879 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
881 (rs6000_sched_finish): Do not run for selective scheduling.
883 2008-08-31 Jan Hubicka <jh@suse.cz>
885 * frv.c (frv_rtx_costs): Update forward declaration.
886 * spu.c (spu_rtx_costs): Likewise.
887 * pdp11.c: Include df.h
888 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
889 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
890 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
891 * iq2000.c (iq2000_address_cost): Add speed argument.
892 (iq2000_rtx_costs): Likewise.
893 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
894 update call of mn10300_address_cost.
895 * mcore.c: Include df.h
896 (mcore_rtx_costs): Update prototype.
897 * score3.c: Include df.h
898 (score3_rtx_costs): Remove speed argument.
899 * score7.c: Include df.h
900 (score7_address_cost): Remove speed argument.
901 * score-protos.h (score_address_cost): Update prototype.
902 * score.c: Include df.h
903 (score_rtx_costs): Update call of costs functions.
904 * v850.c (v850_rtx_costs): Add bool argument.
906 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
908 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
910 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
912 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
913 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
915 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
917 * mkmap-flat.awk: Add option pe_dll.
918 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
919 * config/i386/t-cygwin (SHLIB_LC): Add.
920 * config/i386/t-mingw32 (SHLIB_LC): Add.
921 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
922 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
923 (LINK_SPEC): Support libgcc_s.
924 (LIBGCC_SPEC): Support libgcc_s.
925 (LIBGCC_SONAME): New.
927 2008-08-31 Jan Hubicka <jh@suse.cz>
929 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
930 mistakely had old version of patch.
932 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
933 (ipcp_estimate_growth): New.
934 (ipcp_insert_stage): Use ipcp_estimate_growth.
935 * profile.c (branch_prob): When reading failed, do not consider
938 2008-08-31 Jan Hubicka <jh@suse.cz>
940 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
941 loop is optimized for speed.
943 2008-08-31 Richard Guenther <rguenther@suse.de>
946 * fold-const.c (fold_binary): Retain conversions in folding
949 2008-08-31 Jan Hubicka <jh@suse.cz>
951 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
952 * predict.c (maybe_hot_frequency_p): Make inline.
953 (maybe_hot_count_p): Break out from ...
954 (maybe_hot_bb_p): ... this one.
955 (maybe_hot_edge_p): Simplify.
956 * basic-block.h (probably_cold_bb_p): Remove.
958 2008-08-31 Jakub Jelinek <jakub@redhat.com>
961 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
963 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
964 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
966 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
969 2008-08-31 Jan Hubicka <jh@suse.cz>
971 * predict.c (PROB_VERY_LIKELY): Make small enough so things
973 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
975 2008-08-31 Jakub Jelinek <jakub@redhat.com>
978 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
981 * dwarf2out.c (native_encode_initializer): Subtract min_index for
982 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
984 2008-08-31 Jan Hubicka <jh@suse.cz>
986 * sparc.h (BRANCH_COST): Fix macro definition.
987 * avr.c (avr_operand_rtx_cost): Add speed argument.
988 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
990 2008-08-31 Richard Guenther <rguenther@suse.de>
992 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
993 types instead of operands. Re-instantiate verifying of
994 binary expression operands.
996 2008-08-30 Jan Hubicka <jh@suse.cz>
998 * fwprop.c (should_replace_address): Add speed attribute.
999 (PR_OPTIMIZE_FOR_SPEED): New flag.
1000 (propagate_rtx_1): Use it.
1001 (propagate_rtx): Set it.
1002 (try_fwprop_subst): Update call of rtx_costs.
1003 (forward_propagate_and_simplify): LIkewise.
1004 * hooks.c (hook_int_rtx_bool_0): New
1005 (hook_bool_rtx_int_int_intp_false): Replace by ...
1006 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1007 * hooks.h (hook_int_rtx_bool_0): New
1008 (hook_bool_rtx_int_int_intp_false): Replace by ...
1009 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1010 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1011 (prepare_cmp_insn): UPdate call of rtx_cost.
1012 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1013 (reload_cse_simplify_operands): Update call of rtx_cost.
1014 (reload_cse_move2add): call of rtx_cost.
1015 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1016 * rtlanal.c (rtx_cost): Add speed argument.
1017 (address_cost): Add speed argument
1018 (default_address_cost): Likewise.
1019 (insn_rtx_cost): Likewise.
1020 * cfgloopanal.c (seq_cost): Add speed argument.
1021 (target_reg_cost, target_spill_cost): Turn to array.
1022 (init_set_costs): Update for speed.
1023 (estimate_reg_pressure_cost): Add speed argument.
1024 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1025 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1026 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1027 (seq_cost): Add speed argument.
1028 (computation_cost): Add speed arugment.
1029 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1030 (force_expr_to_var_cost): Update for profile info.
1031 (force_var_cost): Likewise.
1032 (split_address_cost): Likewise.
1033 (ptr_difference_cost): Likewise.
1034 (difference_cost): Likewise.
1035 (get_computation_cost_at): Likewise.
1036 (determine_iv_cost): Likewise.
1037 (ivopts_global_cost_for_size): Likewise.
1038 (rewrite_use_address): Likewise.
1039 (tree_ssa_iv_optimize_loop): Initialize speed field.
1040 * cse.c (optimize_this_for_speed_p): New static var.
1041 (notreg_cost): Update call of rtx_cost.
1042 (cse_extended_basic_block): set optimize_this_for_speed_p.
1043 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1044 (noce_try_cmove_arith): Likewise.
1045 (noce_try_sign_mask): LIkewise.
1046 * expr.c (compress_float_constant): Update rtx_cost calls.
1047 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1048 (addr_to_parts): Likewise.
1049 (create_mem_ref): Likewise.
1050 * dse.c (find_shift_sequence): Add speed argument.
1051 (replace_read): Update call.
1052 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1053 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1054 * neg_cost, shift_cost, shiftadd_cost,
1055 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1056 mul_highpart_cost): Increase dimension.
1057 (init_expmed): Initialize for both size and speed.
1058 (expand_shift): Use profile.
1059 (synth_mult): Use profile.
1060 (choose_mult_variant): Use profile.
1061 (expand_mult): Use profile.
1062 (expand_mult_highpart_optab): Use profile.
1063 (expand_mult_highpart): Use profile.
1064 (expand_smod_pow2): Use profile.
1065 (expand_divmod): Use profile.
1066 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1067 * loop-invariant.c (create_new_invariant): Use profile.
1068 (gain_for_invariant): Add speed parameter.
1069 (best_gain_for_invariant): Likewise.
1070 (find_invariants_to_move): Likewise.
1071 (move_single_loop_invariants): Set it.
1072 * target-def.h (TARGET_RTX_COSTS): Use hook.
1073 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1074 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1075 * output.h (default_address_cost): Update prototype.
1076 * combine.c (optimize_this_for_speed_p): New static var.
1077 (combine_validate_cost): Update call of rtx_cost.
1078 (combine_instructions): Set optimize_this_for_speed_p.
1079 (expand_compound_operation): Update call of rtx_cost.
1080 (make_extraction):Update call of rtx_cost.
1081 (force_to_mode):Update call of rtx_cost.
1082 (distribute_and_simplify_rtx):Update call of rtx_cost.
1083 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1084 (estimate_reg_pressure_cost): Update prototype.
1085 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1086 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1088 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1089 (alpha_rtx_costs): Update.
1090 * config/frv/frv.c (frv_rtx_costs): Update.
1091 * config/s390/s390.c (s390_rtx_costs): Update.
1092 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1093 (m32c_rtx_costs): Update.
1094 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1095 (spu_rtx_costs): Update.
1096 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1097 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1098 * config/i386/i386.c (:ix86_address_cost): Update.
1099 (ix86_rtx_costs): Update.
1100 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1101 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1102 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1103 * config/crx/crx.c (crx_address_cost): Update.
1104 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1105 * config/stormy16/stormy16.c
1106 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1107 * config/m68hc11/m68hc11.c
1108 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1109 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1110 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1111 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1112 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1113 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1114 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1115 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1116 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1117 (mcore_rtx_costs): update.
1118 * config/score/score3.c (score3_rtx_costs): Update.
1119 * config/score/score7.c (score7_rtx_costs): Update.
1120 * config/score/score3.h (score3_rtx_costs):Update.
1121 * config/score/score7.h (score7_rtx_costs): Update.
1122 * config/score/score.c (score_rtx_costs): Update.
1123 * config/arm/arm.c (arm_address_cost): Update.
1124 (arm_rtx_costs_1): Update.
1125 (arm_rtx_costs_1): Update.
1126 (arm_size_rtx_costs): Update.
1127 (arm_size_rtx_costs): Update.
1128 (arm_size_rtx_costs): Update.
1129 (arm_xscale_rtx_costs): Update.
1130 (arm_thumb_address_cost): Update.
1131 * config/pa/pa.c (hppa_address_cost): Update.
1132 * config/mips/mips.c (mips_rtx_costs): Update.
1133 * config/vax/vax.c (vax_address_cost): Update.
1134 * config/h8300/h8300.c (h8300_shift_costs): Update.
1135 (h8300_rtx_costs): Update.
1136 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1137 (v850_rtx_costs): Update.
1138 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1139 * config/bfin/bfin.c
1140 (bfin_address_cost): Update.
1141 (bfin_rtx_costs): Update.
1142 * stmt.c (lshift_cheap_p): Update.
1144 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1147 * expmed.c (extract_bit_field_1): Check the mode size to make
1148 sure the vector modes have the same size.
1150 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1152 * dojump.c (top level): Include basic-block.h to declare
1153 optimize_insn_for_speed_p
1155 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1157 * opts.h (CL_SAVE): New option class for marking options that are
1158 target specific options usable in the target attribute.
1159 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1161 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1162 can easily find the target specific options that are safe to use
1163 in the attribute or pragma.
1165 * attribs.c (decl_attributes): Change #pragma GCC option to
1166 #pragma GCC target, and attribute((option(...))) to
1167 attribute((target(...))).
1169 * doc/extend.texi (target attribute): Change from option
1170 attribute. Delete push/pop/reset.
1171 (#pragma GCC target): Change from #pragma GCC option. Delete
1173 (#pragma GCC push_options): Document new pragma.
1174 (#pragma GCC pop_options): Document new pragma.
1175 (#pragma GCC reset_options): Document new pragma.
1177 * targhooks.c (default_target_option_valid_attribute_p): Add
1178 warning about port not supporting target attributes.
1179 (default_target_option_pragma_parse): New function, warn about
1180 #pragma GCC target not being supported.
1182 * targhooks.h (default_target_option_pragma_parse): Add
1185 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1186 TI_CURRENT_OPTION_PRAGMA.
1187 (current_target_pragma): Rename from current_option_pragma.
1189 * target.h: (struct target_option): Delete booleans for changing
1190 the optimization level on hot/cold functions. Change signature of
1191 pragma_parse hook to take a second tree.
1193 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1195 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1196 that the declaration is done at global scope.
1198 * langhooks.c (add_builtin_function_common): Move most of the code
1199 from add_builtin_function here, calling the hook passed in.
1200 (add_builtin_function): Call add_builtin_function_common with
1201 standard builtin hook.
1202 (add_builtin_function_ext_scope): New function to add builtins to
1205 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1207 (add_builtin_function_ext_scope): Add declaration.
1209 * c-pragma.c (handle_pragma_target): Rename from
1210 handle_pragma_option, #pragma GCC option is now #pragma GCC
1211 target. Move warning about port not supporting target options to
1212 default pragma parse hook. Remove push/pop/reset from this
1214 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1215 (option_stack): Delete static variable.
1216 (optimize_stack): Ditto.
1217 (optons_stack): New stack of saved target and optimization
1219 (handle_pragma_push_options): New function to handle pushing both
1220 target and optimization options.
1221 (handle_pragma_pop_options): New function to handle popping both
1222 target and optimization options.
1223 (handle_pragma_reset_options): New function to handle resetting
1224 both target and optimization options to their initial state.
1225 (init_pragma): Rename handle_pragma_option to
1226 handle_pragma_target. Add support for push_options, pop_options,
1227 and reset_options pragmas.
1229 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1230 default_target_option_pragma_parse.
1231 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1232 default_target_option_valid_attribute_p.
1233 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1234 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1235 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1236 optimization level on hot/cold functions.
1238 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1239 if the caller and callee have different optimization levels.
1241 * c-common.c (handle_target_attribute): Rename from
1242 handle_option_attribute, attribute((option(...))) is now
1243 attribute((target(...))). Move warning if the port does not
1244 support target attributes to the default hook.
1245 (handle_hot_attribute): Delete code to change the optimization
1246 level of hot functions.
1247 (handle_cold_attribute): Ditto.
1249 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1250 argument that is the binary tree options to use if there are no
1251 arguments. Call ix86_valid_target_attribute_tree instead of
1252 ix86_valid_option_attribute_tree.
1253 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1254 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1255 ix86_pragma_option_parse.
1257 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1258 Rename from ix86_valid_option_attribute_tree.
1260 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1261 new builtins when the ISA changes.
1262 (ix86_valid_target_attribute_tree): Rename from
1263 ix86_valid_option_attribute_tree. Change callers. If the
1264 function specified optimization options, use those as the starting
1265 point before setting up the target attributes. If the
1266 optimization options were changed in the course of setting the
1267 target attributes, record the new optimization options.
1268 (ix86_valid_target_attribute_tree_inner_p): Rename from
1269 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1270 ix86_add_new_builtins if the ISA changed.
1271 (ix86_valid_target_attribute_p): Rename from
1272 ix86_valid_option_attribute_p. Change callers.
1273 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1274 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1275 as delayed builtin functions.
1276 (struct builtin_isa): New structure to record builtin functions
1277 that should be delayed until the ISA for that function is used.
1278 (ix86_builtins_isa): Change from int to struct to track builtin
1279 functions we want to declare at some point.
1280 (def_builtin): If the front end can delay defining the builtin
1281 functions, don't create builtins for ISAs not part of the default
1283 (def_builtin_const): Ditto.
1284 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1285 __builtin_ia32_pcmov_v2di to be different builtin functions.
1286 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1287 a structure instead of an int.
1288 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1289 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1290 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1291 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1293 * config/ia64/ia64.h
1294 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1295 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1297 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1298 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1299 (LANG_HOOKS_INITIALIZER): Add
1300 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1302 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1305 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1306 the reload address with the index register for SFmode
1307 access with a displacement.
1309 2008-08-30 Jan Hubicka <jh@suse.cz>
1311 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1312 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1313 * dojump.c (do_jump): Likewise.
1314 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1315 (note-if_info): Add BRANCH_COST.
1316 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1317 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1318 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1320 * expr.h (BRANCH_COST): Update default.
1321 * predict.c (predictable_edge_p): New function.
1322 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1323 Update BRANCH_COST call.
1324 * basic-block.h (predictable_edge_p): Declare.
1325 * config/alpha/alpha.h (BRANCH_COST): Update.
1326 * config/frv/frv.h (BRANCH_COST): Update.
1327 * config/s390/s390.h (BRANCH_COST): Update.
1328 * config/spu/spu.h (BRANCH_COST): Update.
1329 * config/sparc/sparc.h (BRANCH_COST): Update.
1330 * config/m32r/m32r.h (BRANCH_COST): Update.
1331 * config/i386/i386.h (BRANCH_COST): Update.
1332 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1333 * config/sh/sh.h (BRANCH_COST): Update.
1334 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1335 * config/avr/avr.h (BRANCH_COST): Update.
1336 * config/crx/crx.h (BRANCH_COST): Update.
1337 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1338 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1339 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1340 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1341 * config/ia64/ia64.h (BRANCH_COST): Update.
1342 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1343 * config/arc/arc.h (BRANCH_COST): Update.
1344 * config/score/score.h (BRANCH_COST): Update.
1345 * config/arm/arm.h (BRANCH_COST): Update.
1346 * config/pa/pa.h (BRANCH_COST): Update.
1347 * config/mips/mips.h (BRANCH_COST): Update.
1348 * config/vax/vax.h (BRANCH_COST): Update.
1349 * config/h8300/h8300.h (BRANCH_COST): Update.
1350 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1351 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1352 * doc/tm.texi (BRANCH_COST): Update.
1354 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1357 * config/arm/arm.c (arm_optimization_options): Set
1358 flag_section_anchors to 2 instead of 1 to distinguish it from
1359 -fsection-anchors given explicitely on the command line.
1361 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1363 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1364 final insn of a split.
1366 2008-08-30 Jan Hubicka <jh@suse.cz>
1368 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1369 optimized for speed.
1370 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1371 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1372 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1373 flag_gcse_after_reload_set): New static vars.
1374 (common_handle_option): Enable those flags for profile-use.
1375 (decode_options): Remove optimize_size flags that are handled
1376 on higher granuality.
1377 * tree-vectorizer.c (vectorize_loops): Use
1378 optimize_loop_nest_for_speed_p.
1379 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1380 * tree-predcom.c (tree_predictive_commoning): Use
1381 optimize_loop_for_speed_p.
1382 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1383 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1384 * predict.c (optimize_loop_for_speed_p): Fix walk.
1386 2008-08-30 Jan Hubicka <jh@suse.cz>
1388 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1390 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1391 profile presence locally.
1393 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1396 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1397 versions before 4.0.
1399 2008-08-29 Jan Hubicka <jh@suse.cz>
1401 * tree-inline.c (insert_init_stmt): Insert sequence even when
1404 2008-08-29 Jeff Law <law@redhat.com>
1406 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1407 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1408 location and class is an FP register.
1410 2008-08-29 Jan Hubicka <jh@suse.cz>
1412 * see.c (see_merge_one_def_extension): Silence used uninitialized
1414 * matrix-reorg.c (check_allocation_function): Likewise.
1415 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1417 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1420 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1421 compute new & and | in type rather than TREE_TYPE (arg0).
1423 * dwarf2out.c (fortran_common): Update comment.
1424 (gen_variable_die): Swap com_die and var_die variables in Fortran
1425 COMMON block handling code.
1427 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1429 * dwarf2out.c (gen_const_die): New function.
1430 (size_of_die, value_format, output_die): Output larger
1431 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1432 (native_encode_initializer): New function.
1433 (tree_add_const_value_attribute): Call it.
1434 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1436 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1437 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1438 TREE_THIS_VOLATILE to add_type_attribute.
1440 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1442 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1445 * dwarf2out.c (loc_by_reference): New function.
1446 (add_location_or_const_value_attribute): Use it.
1449 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1450 as DW_TAG_variable children of DW_TAG_common_block rather than
1451 DW_TAG_member children. Put DW_AT_external to individual
1452 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1454 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1455 loc_descriptor_from_tree_1.
1459 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1460 arguments to imported_module_or_decl.
1461 (debug_nothing_tree_tree): Removed.
1462 (debug_nothing_tree_tree_tree_bool): New prototype.
1463 * debug.c (do_nothing_debug_hooks): Adjust.
1464 (debug_nothing_tree_tree): Removed.
1465 (debug_nothing_tree_tree_tree_bool): New function.
1466 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1467 (gen_variable_die): Put all common vars for the
1468 same COMMON block under one DW_TAG_common_block.
1469 (declare_in_namespace): Return new context_die, for Fortran
1470 return the module DIE instead of adding extra declarations into
1472 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1473 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1474 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1476 (dwarf2out_global_decl): Don't skip Fortran global vars.
1477 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1478 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1479 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1480 DW_TAG_imported_declaration as child of previous
1481 DW_TAG_imported_module.
1482 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1483 * sdbout.c (sdb_debug_hooks): Likewise.
1484 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1486 2008-08-29 Jan Hubicka <jh@suse.cz>
1488 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1490 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1491 * ipa-cp.c (n_cloning_candidates): New static variable.
1492 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1493 (ipcp_print_all_lattices): Improve debug output.
1494 (ipcp_cloning_candidate_p): New function.
1495 (ipcp_initialize_node_lattices): Use it.
1496 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1497 (ipcp_propagate_stage): Prettier debug output.
1498 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1499 (ipcp_print_all_structures): Remove.
1500 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1501 (ipcp_insert_stage): Prettier debug output; call
1502 cgraph_remove_unreachable_nodes before propagating.
1503 (pass_ipa_cp): Schedule function removal pass.
1504 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1506 (cgraph_maybe_hot_edge_p): Move to ...
1507 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1508 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1509 (common_handle_option): Set them; enable ipa-cp when profiling.
1510 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1511 (ipa_print_all_jump_functions): Likewise.
1512 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1513 (ipa_print_node_params, ipa_print_all_params): New.
1514 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1515 ipa_print_all_param_flags): Remove.
1516 (ipa_print_node_params, ipa_print_all_params): New.
1518 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1520 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1521 change from 2008-04-03.
1522 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1524 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1528 * ira-color.c (push_allocnos_to_stack): Truncate
1529 removed_splay_allocno_vec.
1531 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1534 * ira-color (ira_fast_allocation): Don't assign hard registers to
1537 2008-08-29 Jan Hubicka <jh@suse.cz>
1540 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1541 for cold internal loops.
1543 2008-08-29 Richard Guenther <rguenther@suse.de>
1545 * tree-ssa-structalias.c (create_variable_info_for): Do not
1546 create fields for heap vars or vars with a noalias state.
1547 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1550 2008-08-29 Richard Guenther <rguenther@suse.de>
1552 * common.opt (ftree-store-ccp): Mark as preserved for
1553 backward compatibility.
1554 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1555 * tree-pass.h (pass_store_ccp): Remove.
1556 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1557 (first_vdef): Remove declaration.
1558 (get_value_loaded_by): Likewise.
1559 * tree-ssa-ccp.c (do_store_ccp): Remove.
1560 (get_default_value): Simplify as do_store_ccp is always false
1561 now. Do not initialize mem_ref.
1562 (set_value_varying): Likewise.
1563 (canonicalize_float_value): Likewise.
1564 (set_lattice_value): Likewise.
1565 (likely_value): Likewise.
1566 (surely_varying_stmt_p): Likewise.
1567 (ccp_initialize): Likewise.
1568 (ccp_lattice_meet): Likewise.
1569 (ccp_visit_phi_node): Likewise.
1570 (ccp_fold): Likewise.
1571 (evaluate_stmt): Likewise.
1572 (visit_assignment): Likewise.
1573 (ccp_visit_stmt): Likewise.
1574 (execute_ssa_ccp): Fold into ...
1575 (do_ssa_ccp): ... this.
1576 (do_ssa_store_ccp): Remove.
1577 (gate_store_ccp): Likewise.
1578 (pass_store_ccp): Likewise.
1579 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1581 * tree-ssa-propagate.c (first_vdef): Remove.
1582 (get_value_loaded_by): Likewise.
1583 (replace_vuses_in): Likewise.
1584 (substitute_and_fold): Do not call replace_vuses_in.
1585 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1587 2008-08-29 Richard Guenther <rguenther@suse.de>
1590 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1591 PARAM_NOALIAS tags with is_heapvar.
1592 * tree-ssa-operands.c (access_can_touch_variable): Offset
1593 based tests do not apply for heapvars. Fix offset test.
1595 2008-08-29 Jan Hubicka <jh@suse.cz>
1597 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1598 (-fipa-cp-clone): Enabled by default at -O3.
1599 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1600 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1602 2008-08-29 Jan Hubicka <jh@suse.cz>
1604 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1606 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1608 * gimple.c (giple_copy_call_skip_args): New function.
1609 (giple_copy_call_skip_args): Declare.
1611 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1612 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1613 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1614 (ipcp_create_replace_map): Improve debug output.
1615 (ipcp_need_redirect_p): Return false when not clonning.
1616 (ipcp_update_callgraph): Skip args.
1617 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1619 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1620 (save_inline_function_body): Update call of tree_function_versioning.
1621 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1622 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1623 (tree_function_versioning): Likewise.
1624 * tree-inline.h (tree_function_versioning): Update prototype.
1626 2008-08-29 Jan Hubicka <jh@suse.cz>
1628 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1629 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1630 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1631 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1632 * value-prof.c (gimple_divmod_fixed_value_transform,
1633 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1634 gimple_stringops_transform): Use optimize_bb_for_size_p.
1635 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1636 * final.c (compute_alignments): Use optimize_function_for_size_p.
1637 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1638 (fold_builtin_strcpy, fold_builtin_fputs): Use
1639 optimize_function_for_size_p.
1640 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1641 * recog.c (relax_delay_slots): Likewise.
1642 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1643 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1644 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1645 optimize_function_for_size_p.
1646 (cgraph_decide_inlining_of_small_function): Use
1647 optimize_function_for_size_p.
1648 * global.c (find_reg): Use optimize_function_for_size_p.
1649 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1650 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1651 flag_prefetch_loop_arrays. Those can work it out from profile.
1652 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1653 optimize_loop_for_speed_p.
1654 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1656 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1657 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1658 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1659 * local-alloc.c (block_alloc): Pass BB pointer.
1660 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1661 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1662 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1663 (decide_peel_completely): Likewise.
1664 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1665 optimize_loop_for_size_p.
1666 (vect_enhance_data_refs_alignment): Likewise.
1667 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1668 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1669 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1670 (try_crossjump_bb): Use optimize_bb_for_size_p.
1671 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1672 optimize_loop_for_speed_p.
1673 * bb-reorder.c (find_traces_1_round): Likewise.
1674 (copy_bb): Use optimize_bb_for_speed_p.
1675 (duplicate_computed_gotos): Likewise.
1676 * basic-block.h (optimize_loop_nest_for_size_p,
1677 optimize_loop_nest_for_speed_p): New.
1678 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1680 2008-08-29 Tristan Gingold <gingold@adacore.com>
1682 * gcov.c (main): Call expandargv.
1684 2008-08-29 Jan Hubicka <jh@suse.cz>
1686 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1688 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1690 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1691 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1693 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1695 2008-08-29 Jan Hubicka <jh@suse.cz>
1697 * tree-pass.h (pass_strip_predict_hints): Declare.
1698 * predict.c (strip_builtin_expect): Rename to ...
1699 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1700 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1701 (tree_estimate_probability): Do not strip builtin_expect.
1702 (pass_strip_predict_hints): New pass.
1703 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1705 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1707 2008-08-29 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/37207
1710 * tree-vrp.c (extract_range_from_binary_expr): Also try
1711 to constant fold if only one of the operands is a constant.
1713 2008-08-29 Nick Clifton <nickc@redhat.com>
1715 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1716 the same way as SYMBOL_REFs.
1718 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1720 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1722 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1724 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1725 * config/mips/mips.md (branch_likely): Remove const. Fix
1727 (define_delay for type "branch"): Change to only apply for branch
1728 with likely variant.
1729 (define_delay for type "branch" and "branch_likely" no). New delay
1731 (equality_op): New code iterator.
1732 (bbv, bbinv): New code attributes.
1733 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1736 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1737 Andrew Pinski <pinskia@gcc.gnu.org>
1740 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1742 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1744 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1745 rule that a symbolic constant must be defined and >= 0 for the
1746 corresponding facility to be present at compile-time.
1747 * gthr-posix.c: Likewise.
1749 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1751 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1752 * config/mips/mips.md (D): New mode attribute.
1753 (mulsi3, muldi3): Merge it into ...
1754 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1756 (muldi3_mul3): New pattern.
1757 (mulsi3_mult3): Rename to mulsi3_mul3.
1759 2008-08-28 Jan Hubicka <jh@suse.cz>
1761 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1763 * predict.c (always_optimize_for_size_p): Rename to ...
1764 (optimize_function_for_size): ... this one; make extern.
1765 (optimize_function_for_speed_p): New.
1766 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1767 optimize_edge_for_size_p,optimize_edge_for_size_p,
1768 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1769 * basic-block.h (optimize_function_for_size_p,
1770 optimize_function_for_speed_p): Declare.
1771 * i386.md (optimize_size checks): Replace them by appropriate
1773 (standard_80387_constant_p, ix86_compute_frame_layout,
1774 ix86_expand_epilogue, ix86_decompose_address,
1775 print_operand, emit_i387_cw_initialization,
1776 inline_memory_move_cost, ix86_pad_returns,
1777 ix86_reorg): Replace optimize_size checks.
1779 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1781 * rtl.h (simplify_subreg_regno): Declare.
1782 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1783 * simplify-rtx.c (simplify_subreg): ...here.
1784 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1785 subreg_offset_representable_p.
1787 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1790 * c-typeck.c (convert_for_assignment): Give a note describing what
1791 was passed and what was expected.
1793 2008-08-28 Joey Ye <joey.ye@intel.com>
1795 * doc/extend.texi: Document AVX built-in functions.
1796 * doc/invoke.texi: Document -mavx.
1798 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1799 Joey Ye <joey.ye@intel.com>
1800 Xuepeng Guo <xuepeng.guo@intel.com>
1802 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1804 * config/i386/cpuid.h (bit_FMA): New.
1805 (bit_XSAVE): Likewise.
1806 (bit_OSXSAVE): Likewise.
1807 (bit_AVX): Likewise.
1809 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1810 define. Use ASM_OUTPUT_AVX_PREFIX.
1812 * config/i386/gmmintrin.h: New.
1814 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1815 (OPTION_MASK_ISA_AVX_SET): New.
1816 (OPTION_MASK_ISA_FMA_SET): Likewise.
1817 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1818 (OPTION_MASK_ISA_FMA_SET): Likewise.
1819 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1820 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1821 (pta_flags): Add PTA_AVX and PTA_FMA.
1822 (override_options): Handle PTA_AVX and PTA_FMA.
1823 (init_cumulative_args): Handle warn_avx.
1824 (classify_argument): Return 0 for COImode and OImode. Return
1825 1 and X86_64_AVX_CLASS for 256bit vector types.
1826 (examine_argument): Handle X86_64_AVX_CLASS.
1827 (construct_container): Likewise.
1828 (function_arg_advance_32): Pass OImode and 256bit vector types
1830 (function_arg_advance_64): Take a new argument to indicate if a
1831 parameter is named. Handle 256bit vector types. Return
1832 immediately for unnamed 256bit vector mode parameters.
1833 (function_arg_advance): Updated.
1834 (function_arg_32): Add comments for TImode. Handle OImode
1835 and 256bit vector types.
1836 (function_arg_64): Take a new argument to indicate if a
1837 parameter is named. Handle 256bit vector types. Return NULL
1838 for unnamed 256bit vector mode parameters.
1839 (function_arg): Updated.
1840 (setup_incoming_varargs_64): Support
1841 AVX encoding for *sse_prologue_save_insn.
1842 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1843 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1844 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1845 enabled, otherwise return -3.
1846 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1848 (print_reg): Support AVX registers. Handle 'x' and 't'.
1849 Handle 'd' to duplicate the operand.
1850 (print_operand): Likewise. Also support AVX vector compare
1852 (output_387_binary_op): Support AVX.
1853 (output_fp_compare): Likewise.
1854 (ix86_expand_vector_move_misalign): Likewise.
1855 (ix86_attr_length_vex_default): New.
1856 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1857 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1858 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1859 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1860 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1861 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1862 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1863 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1864 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1865 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1866 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1867 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1868 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1869 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1870 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1871 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1872 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1873 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1874 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1875 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1876 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1877 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1878 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1879 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1880 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1881 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1882 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1883 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1884 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1885 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1886 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1887 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1888 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1889 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1890 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1891 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1892 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1893 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1894 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1895 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1896 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1897 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1898 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1899 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1900 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1901 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1902 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1903 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1904 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1905 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1906 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1907 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1908 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1909 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1910 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1911 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1912 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1913 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1914 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1915 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1916 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1917 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1918 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1919 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1920 and IX86_BUILTIN_MOVMSKPS256,
1921 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1922 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1923 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1924 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1925 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1926 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1927 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1928 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1929 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1930 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1931 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1932 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1933 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1934 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1935 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1936 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1937 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1938 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1939 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1940 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1941 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1942 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1943 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1944 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1945 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1946 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1947 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1948 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1949 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1950 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1951 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1952 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1953 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1954 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1955 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1956 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1957 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1958 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1959 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1960 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1961 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1962 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1963 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1964 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1965 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1966 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1967 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1968 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1969 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1970 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1971 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1972 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1973 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1974 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1975 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1976 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1977 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1978 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1980 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1981 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1982 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1983 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1984 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1985 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1986 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1987 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1988 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1989 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1990 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1991 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1992 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1993 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1994 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1995 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1996 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1997 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1998 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1999 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2000 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2001 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2002 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2003 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2004 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2005 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2006 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2007 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2008 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2009 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2010 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2011 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2012 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2013 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2014 IX86_BUILTIN_MOVMSKPS256.
2015 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2016 (ix86_expand_args_builtin): Likewise.
2017 (ix86_expand_special_args_builtin): Likewise.
2018 (ix86_hard_regno_mode_ok): Handle AVX modes.
2019 (ix86_expand_vector_init_duplicate): Likewise.
2020 (ix86_expand_vector_init_one_nonzero): Likewise.
2021 (ix86_expand_vector_init_one_var): Likewise.
2022 (ix86_expand_vector_init_concat): Likewise.
2023 (ix86_expand_vector_init_general): Likewise.
2024 (ix86_expand_vector_set): Likewise.
2025 (ix86_vector_mode_supported_p): Likewise.
2026 (x86_extended_reg_mentioned_p): Check INSN_P before using
2029 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2030 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2032 * config/i386/i386.h (TARGET_AVX): New.
2033 (TARGET_FMA): Likewise.
2034 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2035 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2036 (VALID_AVX256_REG_MODE): New.
2037 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2038 (AVX_FLOAT_MODE_P): Likewise.
2039 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2040 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2041 (AVX_VEC_FLOAT_MODE_P): Likewise.
2042 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2043 (ASM_OUTPUT_OPCODE): Likewise.
2044 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2046 (SSE_REG_MODE_P): Allow 256bit vector modes.
2047 (ix86_args): Add a warn_avx field.
2049 * config/i386/i386.md (UNSPEC_PCMP): New.
2050 (UNSPEC_VPERMIL): Likewise.
2051 (UNSPEC_VPERMIL2): Likewise.
2052 (UNSPEC_VPERMIL2F128): Likewise.
2053 (UNSPEC_MASKLOAD): Likewise.
2054 (UNSPEC_MASKSTORE): Likewise.
2055 (UNSPEC_CAST): Likewise.
2056 (UNSPEC_VTESTP): Likewise.
2057 (UNSPECV_VZEROALL): Likewise.
2058 (UNSPECV_VZEROUPPER): Likewise.
2059 (XMM0_REG): Likewise.
2060 (XMM1_REG): Likewise.
2061 (XMM2_REG): Likewise.
2062 (XMM3_REG): Likewise.
2063 (XMM4_REG): Likewise.
2064 (XMM5_REG): Likewise.
2065 (XMM6_REG): Likewise.
2066 (XMM8_REG): Likewise.
2067 (XMM9_REG): Likewise.
2068 (XMM10_REG): Likewise.
2069 (XMM11_REG): Likewise.
2070 (XMM12_REG): Likewise.
2071 (XMM13_REG): Likewise.
2072 (XMM14_REG): Likewise.
2073 (XMM15_REG): Likewise.
2075 (prefix_vex_imm8): Likewise.
2076 (prefix_vex_w): Likewise.
2077 (length_vex): Likewise.
2080 (*avx_ashlti3): Likewise.
2081 (*avx_lshrti3): Likewise.
2082 (*avx_setcc<mode>): Likewise.
2083 (*fop_<mode>_comm_mixed_avx): Likewise.
2084 (*fop_<mode>_comm_avx): Likewise.
2085 (*fop_<mode>_1_mixed_avx): Likewise.
2086 (*fop_<mode>_1_avx): Likewise.
2087 (*avx_<code><mode>3): Likewise.
2088 (*avx_ieee_smin<mode>3): Likewise.
2089 (*avx_ieee_smax<mode>3): Likewise.
2090 (mode): Add OI, V8SF and V4DF.
2091 (length): Support VEX prefix.
2092 (*cmpfp_i_mixed): Set prefix attribute.
2093 (*cmpfp_i_sse): Likewise.
2094 (*cmpfp_iu_mixed): Likewise.
2095 (*cmpfp_iu_sse): Likewise.
2096 (*movsi_1): Support AVX.
2097 (*movdi_2): Likewise.
2098 (*movdi_1_rex64): Likewise.
2099 (*movti_internal): Likewise.
2100 (*movti_rex64): Likewise.
2101 (*movsf_1): Likewise.
2102 (*movdf_nointeger): Likewise.
2103 (*movdf_integer_rex64): Likewise.
2104 (*movtf_internal): Likewise.
2105 (zero_extendsidi2_32): Likewise.
2106 (zero_extendsidi2_rex64): Likewise.
2107 (*extendsfdf2_mixed): Likewise.
2108 (*extendsfdf2_sse): Likewise.
2109 (*truncdfsf_fast_mixed): Likewise.
2110 (*truncdfsf_fast_sse): Likewise.
2111 (*truncdfsf_mixed): Likewise.
2112 (fix_trunc<mode>di_sse): Likewise.
2113 (fix_trunc<mode>si_sse): Likewise.
2114 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2115 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2116 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2117 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2118 (*rcpsf2_sse): Likewise.
2119 (*rsqrtsf2_sse): Likewise.
2120 (*sqrt<mode>2_sse): Likewise.
2121 (sse4_1_round<mode>2): Likewise.
2122 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2123 Support AVX. Set length attribute properly for AVX.
2125 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2126 (VECTOR_MODES (FLOAT, 32)): Likewise.
2127 (VECTOR_MODE (INT, DI, 8)): Likewise.
2128 (VECTOR_MODE (INT, HI, 32)): Likewise.
2129 (VECTOR_MODE (INT, QI, 64)): Likewise.
2130 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2131 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2132 (VECTOR_MODE (INT, DI, 4)): Removed.
2133 (VECTOR_MODE (INT, SI, 8)): Likewise.
2134 (VECTOR_MODE (INT, HI, 16)): Likewise.
2135 (VECTOR_MODE (INT, QI, 32)): Likewise.
2136 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2137 (INT_MODE (OI, 32)): Likewise.
2139 * config/i386/i386.opt (mavx): New.
2142 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2144 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2145 (*mov<mode>_internal_avx): New.
2146 (*movv2sf_internal_rex64_avx): Likewise.
2147 (*movv2sf_internal_avx): Likewise.
2149 * config/i386/predicates.md (const_4_to_5_operand): New.
2150 (const_6_to_7_operand): Likewise.
2151 (const_8_to_11_operand): Likewise.
2152 (const_12_to_15_operand): Likewise.
2153 (avx_comparison_float_operator): Likewise.
2155 * config/i386/sse.md (AVX256MODEI): New.
2156 (AVX256MODE): Likewise.
2157 (AVXMODEQI): Likewise.
2158 (AVXMODE): Likewise.
2159 (AVX256MODEF2P): Likewise.
2160 (AVX256MODE2P): Likewise.
2161 (AVX256MODE4P): Likewise.
2162 (AVX256MODE8P): Likewise.
2163 (AVXMODEF2P): Likewise.
2164 (AVXMODEF4P): Likewise.
2165 (AVXMODEDCVTDQ2PS): Likewise.
2166 (AVXMODEDCVTPS2DQ): Likewise.
2167 (avxvecmode): Likewise.
2168 (avxvecpsmode): Likewise.
2169 (avxhalfvecmode): Likewise.
2170 (avxscalarmode): Likewise.
2171 (avxcvtvecmode): Likewise.
2172 (avxpermvecmode): Likewise.
2173 (avxmodesuffixf2c): Likewise.
2174 (avxmodesuffixp): Likewise.
2175 (avxmodesuffixs): Likewise.
2176 (avxmodesuffix): Likewise.
2177 (vpermilbits): Likewise.
2178 (pinsrbits): Likewise.
2179 (mov<mode>): Likewise.
2180 (*mov<mode>_internal): Likewise.
2181 (push<mode>1): Likewise.
2182 (movmisalign<mode>): Likewise.
2183 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2184 (avx_movdqu<avxmodesuffix>): Likewise.
2185 (avx_lddqu<avxmodesuffix>): Likewise.
2186 (<plusminus_insn><mode>3): Likewise.
2187 (*avx_<plusminus_insn><mode>3): Likewise.
2188 (*avx_vm<plusminus_insn><mode>3): Likewise.
2189 (mul<mode>3): Likewise.
2190 (*avx_mul<mode>3): Likewise.
2191 (*avx_vmmul<mode>3): Likewise.
2192 (divv8sf3): Likewise.
2193 (divv4df3): Likewise.
2194 (avx_div<mode>3): Likewise.
2195 (*avx_div<mode>3): Likewise.
2196 (*avx_vmdiv<mode>3): Likewise.
2197 (avx_rcpv8sf2): Likewise.
2198 (*avx_vmrcpv4sf2): Likewise.
2199 (sqrtv8sf2): Likewise.
2200 (avx_sqrtv8sf2): Likewise.
2201 (*avx_vmsqrt<mode>2): Likewise.
2202 (rsqrtv8sf2): Likewise.
2203 (avx_rsqrtv8sf2): Likewise.
2204 (*avx_vmrsqrtv4sf2): Likewise.
2205 (<code><mode>3): Likewise.
2206 (*avx_<code><mode>3_finite): Likewise.
2207 (*avx_<code><mode>3): Likewise.
2208 (*avx_vm<code><mode>3): Likewise.
2209 (*avx_ieee_smin<mode>3): Likewise.
2210 (*avx_ieee_smax<mode>3): Likewise.
2211 (avx_addsubv8sf3): Likewise.
2212 (avx_addsubv4df3): Likewise.
2213 (*avx_addsubv4sf3): Likewise.
2214 (*avx_addsubv2df3): Likewise.
2215 (avx_h<plusminus_insn>v4df3): Likewise.
2216 (avx_h<plusminus_insn>v8sf3): Likewise.
2217 (*avx_h<plusminus_insn>v4sf3): Likewise.
2218 (*avx_h<plusminus_insn>v2df3): Likewise.
2219 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2220 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2221 (*avx_maskcmp<mode>3): Likewise.
2222 (avx_nand<mode>3): Likewise.
2223 (*avx_<code><mode>3): Likewise.
2224 (*avx_nand<mode>3): Likewise.
2225 (*avx_<code><mode>3): Likewise.
2226 (*avx_cvtsi2ss): Likewise.
2227 (*avx_cvtsi2ssq): Likewise.
2228 (*avx_cvtsi2sd): Likewise.
2229 (*avx_cvtsi2sdq): Likewise.
2230 (*avx_cvtsd2ss): Likewise.
2231 (avx_cvtss2sd): Likewise.
2232 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2233 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2234 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2235 (*avx_cvtsi2sd): Likewise.
2236 (*avx_cvtsi2sdq): Likewise.
2237 (avx_cvtdq2pd256): Likewise.
2238 (avx_cvtpd2dq256): Likewise.
2239 (avx_cvttpd2dq256): Likewise.
2240 (*avx_cvtsd2ss): Likewise.
2241 (*avx_cvtss2sd): Likewise.
2242 (avx_cvtpd2ps256): Likewise.
2243 (avx_cvtps2pd256): Likewise.
2244 (*avx_movhlps): Likewise.
2245 (*avx_movlhps): Likewise.
2246 (avx_unpckhps256): Likewise.
2247 (*avx_unpckhps): Likewise.
2248 (avx_unpcklps256): Likewise.
2249 (*avx_unpcklps): Likewise.
2250 (avx_movshdup256): Likewise.
2251 (avx_movsldup256): Likewise.
2252 (avx_shufps256): Likewise.
2253 (avx_shufps256_1): Likewise.
2254 (*avx_shufps_<mode>): Likewise.
2255 (*avx_loadhps): Likewise.
2256 (*avx_storelps): Likewise.
2257 (*avx_loadlps): Likewise.
2258 (*avx_movss): Likewise.
2259 (*vec_dupv4sf_avx): Likewise.
2260 (*vec_concatv2sf_avx): Likewise.
2261 (*vec_concatv4sf_avx): Likewise.
2262 (*vec_setv4sf_0_avx): Likewise.
2263 (*vec_setv4sf_avx): Likewise.
2264 (*avx_insertps): Likewise.
2265 (avx_vextractf128<mode>): Likewise.
2266 (vec_extract_lo_<mode>): Likewise.
2267 (vec_extract_hi_<mode>): Likewise.
2268 (vec_extract_lo_<mode>): Likewise.
2269 (vec_extract_hi_<mode>): Likewise.
2270 (vec_extract_lo_v16hi): Likewise.
2271 (vec_extract_hi_v16hi): Likewise.
2272 (vec_extract_lo_v32qi): Likewise.
2273 (vec_extract_hi_v32qi): Likewise.
2274 (avx_unpckhpd256): Likewise.
2275 (*avx_unpckhpd): Likewise.
2276 (avx_movddup256): Likewise.
2277 (*avx_movddup): Likewise.
2278 (avx_unpcklpd256): Likewise.
2279 (*avx_unpcklpd): Likewise.
2280 (avx_shufpd256): Likewise.
2281 (avx_shufpd256_1): Likewise.
2282 (*avx_punpckhqdq): Likewise.
2283 (*avx_punpcklqdq): Likewise.
2284 (*avx_shufpd_<mode>): Likewise.
2285 (*avx_storehpd): Likewise.
2286 (*avx_loadhpd): Likewise.
2287 (*avx_loadlpd): Likewise.
2288 (*avx_movsd): Likewise.
2289 (*vec_concatv2df_avx): Likewise.
2290 (*avx_<plusminus_insn><mode>3): Likewise.
2291 (*avx_<plusminus_insn><mode>3): Likewise.
2292 (*avx_mulv8hi3): Likewise.
2293 (*avxv8hi3_highpart): Likewise.
2294 (*avx_umulv8hi3_highpart): Likewise.
2295 (*avx_umulv2siv2di3): Likewise.
2296 (*avx_mulv2siv2di3): Likewise.
2297 (*avx_pmaddwd): Likewise.
2298 (*avx_mulv4si3): Likewise.
2299 (*avx_ashr<mode>3): Likewise.
2300 (*avx_lshr<mode>3): Likewise.
2301 (*avx_ashl<mode>3): Likewise.
2302 (*avx_<code><mode>3): Likewise.
2303 (*avx_eq<mode>3): Likewise.
2304 (*avx_gt<mode>3): Likewise.
2305 (*avx_nand<mode>3): Likewise.
2306 (*avx_nand<mode>3): Likewise.
2307 (*avx_<code><mode>3): Likewise.
2308 (*avx_<code><mode>3): Likewise.
2309 (*avx_packsswb): Likewise.
2310 (*avx_packssdw): Likewise.
2311 (*avx_packuswb): Likewise.
2312 (*avx_punpckhbw): Likewise.
2313 (*avx_punpcklbw): Likewise.
2314 (*avx_punpckhwd): Likewise.
2315 (*avx_punpcklwd): Likewise.
2316 (*avx_punpckhdq): Likewise.
2317 (*avx_punpckldq): Likewise.
2318 (*avx_pinsr<avxmodesuffixs>): Likewise.
2319 (*avx_pinsrq): Likewise.
2320 (*avx_loadld): Likewise.
2321 (*vec_extractv2di_1_rex64_avx): Likewise.
2322 (*vec_extractv2di_1_avx): Likewise.
2323 (*vec_dupv2di_avx): Likewise.
2324 (*vec_concatv2si_avx): Likewise.
2325 (*vec_concatv4si_1_avx): Likewise.
2326 (*vec_concatv2di_avx): Likewise.
2327 (*vec_concatv2di_rex64_avx): Likewise.
2328 (*avx_uavgv16qi3): Likewise.
2329 (*avx_uavgv8hi3): Likewise.
2330 (*avx_psadbw): Likewise.
2331 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2332 (*avx_phaddwv8hi3): Likewise.
2333 (*avx_phadddv4si3): Likewise.
2334 (*avx_phaddswv8hi3): Likewise.
2335 (*avx_phsubwv8hi3): Likewise.
2336 (*avx_phsubdv4si3): Likewise.
2337 (*avx_phsubswv8hi3): Likewise.
2338 (*avx_pmaddubsw128): Likewise.
2339 (*avx_pmulhrswv8hi3): Likewise.
2340 (*avx_pshufbv16qi3): Likewise.
2341 (*avx_psign<mode>3): Likewise.
2342 (*avx_palignrti): Likewise.
2343 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2344 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2345 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2346 (*avx_mpsadbw): Likewise.
2347 (*avx_packusdw): Likewise.
2348 (*avx_pblendvb): Likewise.
2349 (*avx_pblendw): Likewise.
2350 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2351 (avx_ptest256): Likewise.
2352 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2353 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2354 (*avx_aesenc): Likewise.
2355 (*avx_aesenclast): Likewise.
2356 (*avx_aesdec): Likewise.
2357 (*avx_aesdeclast): Likewise.
2358 (avx_vzeroupper): Likewise.
2359 (avx_vzeroupper_rex64): Likewise.
2360 (avx_vpermil<mode>): Likewise.
2361 (avx_vpermilvar<mode>3): Likewise.
2362 (avx_vpermil2<mode>3): Likewise.
2363 (avx_vperm2f128<mode>3): Likewise.
2364 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2365 (avx_vbroadcastss256): Likewise.
2366 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2367 (avx_vinsertf128<mode>): Likewise.
2368 (vec_set_lo_<mode>): Likewise.
2369 (vec_set_hi_<mode>): Likewise.
2370 (vec_set_lo_<mode>): Likewise.
2371 (vec_set_hi_<mode>): Likewise.
2372 (vec_set_lo_v16hi): Likewise.
2373 (vec_set_hi_v16hi): Likewise.
2374 (vec_set_lo_v32qi): Likewise.
2375 (vec_set_hi_v32qi): Likewise.
2376 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2377 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2378 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2379 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2380 (vec_init<mode>): Likewise.
2381 (*vec_concat<mode>_avx): Likewise.
2382 (blendbits): Support V8SF and V4DF.
2383 (sse2_movq128): Support AVX.
2384 (<sse>_movnt<mode>): Likewise.
2385 (sse2_movntv2di): Likewise.
2386 (sse_rcpv4sf2): Likewise.
2387 (sse_sqrtv4sf2): Likewise.
2388 (sse_rsqrtv4sf2): Likewise.
2389 (<sse>_comi): Likewise.
2390 (<sse>_ucomi): Likewise.
2391 (sse_cvtss2si): Likewise.
2392 (sse_cvtss2si_2): Likewise.
2393 (sse_cvtss2siq): Likewise.
2394 (sse_cvtss2siq_2): Likewise.
2395 (sse_cvttss2si): Likewise.
2396 (sse_cvttss2siq): Likewise.
2397 (sse2_cvtsd2si): Likewise.
2398 (sse2_cvtsd2si_2): Likewise.
2399 (sse2_cvtsd2siq): Likewise.
2400 (sse2_cvtsd2siq_2): Likewise.
2401 (sse2_cvttsd2si): Likewise.
2402 (sse2_cvttsd2siq): Likewise.
2403 (sse2_cvtdq2pd): Likewise.
2404 (*sse2_cvtpd2dq): Likewise.
2405 (*sse2_cvttpd2dq): Likewise.
2406 (*sse2_cvtpd2ps): Likewise.
2407 (sse2_cvtps2pd): Likewise.
2408 (sse3_movshdup): Likewise.
2409 (sse3_movsldup): Likewise.
2410 (sse_storehps): Likewise.
2411 (*sse4_1_extractps): Likewise.
2412 (sse2_storelpd): Likewise.
2413 (vec_dupv2df_sse3): Likewise.
2414 (*vec_concatv2df_sse3): Likewise.
2415 (*sse4_1_pextrb): Likewise.
2416 (*sse4_1_pextrb_memory): Likewise.
2417 (*sse2_pextrw): Likewise.
2418 (*sse4_1_pextrw_memory): Likewise.
2419 (*sse4_1_pextrd): Likewise.
2420 (*sse4_1_pextrq): Likewise.
2421 (sse2_pshufd_1): Likewise.
2422 (sse2_pshuflw_1): Likewise.
2423 (sse2_pshufhw_1): Likewise.
2424 (*sse2_storeq_rex64): Likewise.
2425 (*vec_dupv4si): Likewise.
2426 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2427 (sse2_pmovmskb): Likewise.
2428 (*sse2_maskmovdqu): Likewise.
2429 (*sse2_maskmovdqu_rex64): Likewise.
2430 (sse_ldmxcsr): Likewise.
2431 (sse_stmxcsr): Likewise.
2432 (abs<mode>2): Likewise.
2433 (sse4_1_movntdqa): Likewise.
2434 (sse4_1_phminposuw): Likewise.
2435 (sse4_1_extendv8qiv8hi2): Likewise.
2436 (*sse4_1_extendv8qiv8hi2): Likewise.
2437 (sse4_1_extendv4qiv4si2): Likewise.
2438 (*sse4_1_extendv4qiv4si2): Likewise.
2439 (sse4_1_extendv2qiv2di2): Likewise.
2440 (*sse4_1_extendv2qiv2di2): Likewise.
2441 (sse4_1_extendv4hiv4si2): Likewise.
2442 (*sse4_1_extendv4hiv4si2): Likewise.
2443 (sse4_1_extendv2hiv2di2): Likewise.
2444 (*sse4_1_extendv2hiv2di2): Likewise.
2445 (sse4_1_extendv2siv2di2): Likewise.
2446 (*sse4_1_extendv2siv2di2): Likewise.
2447 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2448 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2449 (sse4_1_zero_extendv4qiv4si2): Likewise.
2450 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2451 (sse4_1_zero_extendv2qiv2di2): Likewise.
2452 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2453 (sse4_1_zero_extendv4hiv4si2): Likewise.
2454 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2455 (sse4_1_zero_extendv2hiv2di2): Likewise.
2456 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2457 (sse4_1_zero_extendv2siv2di2): Likewise.
2458 (*sse4_1_zero_extendv2siv2di2): Likewise.
2459 (sse4_1_ptest): Likewise.
2460 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2461 (sse4_2_pcmpestri): Likewise.
2462 (sse4_2_pcmpestrm): Likewise.
2463 (sse4_2_pcmpistri): Likewise.
2464 (sse4_2_pcmpistrm): Likewise.
2466 (aeskeygenassist): Likewise.
2468 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/predicates.md (vzeroall_operation): New.
2472 * config/i386/sse.md (avx_vzeroall): New.
2473 (*avx_vzeroall): Likewise.
2475 2008-08-28 Paul Brook <paul@codesourcery.com>
2476 Mark Shinwell <shinwell@codesourcery.com>
2477 Richard Earnshaw <richard.earnshaw@arm.com>
2479 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2480 (TARGET_MIN_ANCHOR_OFFSET): New.
2481 (arm_override_options): Set correct anchor ranges for Thumb-1
2482 and Thumb-2 if required.
2483 (legitimize_pic_address): Handle case involving a TLS symbol
2484 reference with an addend.
2485 (arm_optimization_options): Enable section anchors at -O1 and
2487 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2488 * config/arm/arm-protos.h (arm_optimization_options): New.
2490 2008-08-28 Nick Clifton <nickc@redhat.com>
2492 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2493 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2496 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2497 * config/v850/v850.md (return): Remove frame size restriction.
2499 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2501 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2503 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2505 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2507 2008-08-28 Paul Brook <paul@codesourcery.com>
2509 * config/arm/vfp11.md: Update license notice.
2510 * config/arm/cortex-r4.md: Ditto.
2512 2008-08-28 Richard Guenther <rguenther@suse.de>
2514 PR tree-optimization/37207
2515 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2518 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2521 * tree.c (int_fits_type_p): Don't forget unsigned integers
2522 of type sizetype which higher end word equals -1.
2524 2008-08-28 Ira Rosen <irar@il.ibm.com>
2526 * target.h (struct vectorize): Add new target builtin.
2527 * tree-vectorizer.c (destroy_loop_vec_info): Call
2528 vect_free_slp_instance instead of vect_free_slp_node.
2529 * tree-vectorizer.h (enum slp_load_perm_type): New.
2530 (struct _slp_instance): Add new fields.
2531 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2532 (SLP_INSTANCE_LOADS): New.
2533 (vect_free_slp_tree): Remove.
2534 (vect_free_slp_instance): Declare.
2535 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2536 (vectorizable_load): Add argument.
2537 (vect_transform_slp_perm_load): New.
2538 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2540 (vect_get_place_in_interleaving_chain): New function.
2541 (vect_free_slp_tree): Make static.
2542 (vect_free_slp_instance): New function.
2543 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2544 collect the load location in the interleaving chain.
2545 (vect_supported_slp_permutation_p): New function.
2546 (vect_supported_load_permutation_p): Likewise.
2547 (vect_analyze_slp_instance): In case of loads permutation, call
2548 vect_supported_load_permutation_p to check that the permutation is
2550 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2551 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2552 (vect_create_mask_and_perm): New function.
2553 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2554 (vectorizable_load): Add an argument. Don't keep the created vectors
2555 statements in the node if permutation is required. Call
2556 vect_transform_slp_perm_load to generate the permutation.
2557 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2558 additional argument.
2559 (vect_schedule_slp_instance): In case of loads permutation, allocate
2560 vectorized statements structure for all the related SLP nodes. Call
2561 vect_transform_stmt with addditional argument.
2562 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2563 * config/spu/spu.c (spu_builtin_vec_perm): New.
2564 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2565 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2566 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2567 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2569 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2571 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2572 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2573 __gthread_cond_signal, __gthread_cond_timedwait,
2574 __gthread_cond_timedwait_recursive): New functions.
2575 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2577 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2580 2008-08-28 Richard Guenther <rguenther@suse.de>
2583 * fold-const.c (maybe_canonicalize_comparison_1): Require
2584 undefined overflow only for canonicalizing A +- CST cmp CST.
2585 Make sure to not generate new constants that are not inside
2586 their TYPE_MIN/MAX_VALUE range.
2587 (maybe_canonicalize_comparison): Remove undefined overflow
2589 (fold_binary): Remove now duplicate folding.
2591 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2593 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2594 use not updated in the last change.
2596 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2598 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2599 (IRA_COVER_CLASSES): Add FPUL_REGS.
2601 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2604 * c-common.c (conversion_warning): Check for null operands.
2606 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2609 * c-decl.c (check_for_loop_decls): Improve error message. Give
2612 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2615 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2616 (convert_for_assignment): Pass corrent OPT_W* parameter to
2617 WARN_FOR_ASSIGNMENT.
2619 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2622 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2624 2008-08-27 Paul Brook <paul@codesourcery.com>
2626 * config.gcc: Loosen checks for arm uclinux eabi targets.
2628 2008-08-27 Paul Brook <paul@codesourcery.com>
2630 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2632 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2634 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2636 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2637 the enumerators of an ENUMERAL_TYPE.
2638 * dbxout.c (dbxout_type): Ditto.
2640 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2643 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2644 (fwprop_addr): Check that the loop_father is not the outer loop.
2646 2008-08-26 Paul Brook <paul@codesourcery.com>
2648 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2649 Remove documentation entry for fmul type.
2650 Use fmuls to annotate single-precision multiplication patterns,
2651 fmuld to annotate double-precision multiplication patterns,
2652 fmacs to annotate single-precision multiply-accumulate patterns
2653 and fmacd to annotate double-precision multiply-accumulate patterns.
2654 * config/arm/vfp11.md: Update reservations accordingly.
2655 * config/arm/arm.md: Note that certain values of the "type"
2656 attribute are documented in vfp.md.
2657 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2658 (v10_cvt): Use new fmul types.
2660 2008-08-26 Paul Brook <paul@codesourcery.com>
2662 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2663 * config/arm/vfp11.md: ...here. New.
2664 * config/arm/arm.md: Include vfp11.md.
2666 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2668 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2669 parameter to inform call.
2671 2008-08-26 Jeff Law <law@redhat.com>
2673 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2674 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2675 preferred class when copying a constant into a partial word register.
2677 2008-08-26 Ben Elliston <bje@au.ibm.com>
2679 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2680 * cp/typeck.c: Likewise.
2681 * cp/tree.c: Likewise.
2682 * gimple-low.c: Likewise.
2685 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2687 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2688 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2690 * doc/passes.texi: Describe IRA.
2692 * doc/tm.texi (IRA_COVER_CLASSES,
2693 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2695 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2696 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2697 -fira-propagate-cost, -fno-ira-share-save-slots,
2698 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2700 * flags.h (ira_algorithm): New enumeration.
2701 (flag_ira_algorithm, flag_ira_verbose): New external variable
2704 * postreload.c (gate_handle_postreload): Don't do post reload
2705 optimizations unless the reload is completed.
2707 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2710 * tree-pass.h (pass_ira): New external variable declaration.
2712 * reload.h: Add 2008 to the Copyright.
2714 * cfgloopanal.c: Include params.h.
2715 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2718 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2720 * toplev.c (ira.h): New include.
2721 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2722 (backend_init_target): Call ira_init.
2723 (backend_init): Call ira_init_once.
2724 (finalize): Call finish_ira_once.
2726 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2727 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2730 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2731 may_move_out_cost): New external variable declarations.
2732 (move_table): New typedef.
2734 * caller-save.c: Include headers output.h and ira.h.
2735 (no_caller_save_reg_set): New global variable.
2736 (save_slots_num, save_slots): New variables.
2737 (reg_save_code, reg_restore_code, add_stored_regs): Add
2739 (init_caller_save): Set up no_caller_save_reg_set.
2740 (init_save_areas): Reset save_slots_num.
2741 (saved_hard_reg): New structure.
2742 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2743 (initiate_saved_hard_regs, new_saved_hard_reg,
2744 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2746 (setup_save_areas): Add code for sharing stack slots.
2747 (all_blocks): New variable.
2748 (save_call_clobbered_regs): Process pseudo-register too.
2749 (mark_set_regs): Process pseudo-register too.
2750 (insert_one_insn): Put the insn after bb note in a empty basic
2751 block. Add insn check.
2753 * global.c (eliminable_regset): Make it external.
2754 (mark_elimination): Use DF_LR_IN for IRA.
2755 (pseudo_for_reload_consideration_p): New.
2756 (build_insn_chain): Make it external. Don't ignore spilled
2757 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2758 (gate_handle_global_alloc): New function.
2759 (pass_global_alloc): Add the gate function.
2761 * opts.c (decode_options): Set up flag_ira. Print the warning for
2763 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2765 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2767 * regmove.c (regmove_optimize): Don't do replacement of output for
2770 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2771 New external variable declarations.
2773 * local-alloc.c (update_equiv_regs): Make it external. Return
2774 true if jump label rebuilding should be done. Rescan new_insn for
2776 (gate_handle_local_alloc): New function.
2777 (pass_local_alloc): Add the gate function.
2779 * alias.c (value_addr_p, stack_addr_p): New functions.
2780 (nonoverlapping_memrefs_p): Use them for IRA.
2782 * common.opt (fira, fira-algorithm, fira-coalesce,
2783 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2784 fira-verbose): New options.
2786 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2787 move_cost, may_move_in_cost, may_move_out_cost): Make the
2789 (move_table): Remove typedef.
2790 (init_move_cost): Make it external.
2791 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2794 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2795 setup_reg_classes): New function prototypes.
2796 (eliminable_regset): New external variable declaration.
2797 (build_insn_chain, update_equiv_regs): New function prototypes.
2799 * Makefile.in (IRA_INT_H): New definition.
2800 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2801 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2802 (reload1.o, toplev.o): Add dependence on ira.h.
2803 (cfgloopanal.o): Add PARAMS_H.
2804 (caller-save.o): Add dependence on output.h and ira.h.
2805 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2806 ira-emit.o, ira-lives.o): New entries.
2808 * passes.c (pass_ira): New pass.
2810 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2812 * reload1.c (ira.h): Include the header.
2813 (changed_allocation_pseudos): New bitmap.
2814 (init_reload): Initiate the bitmap.
2815 (compute_use_by_pseudos): Permits spilled registers in FROM.
2816 (temp_pseudo_reg_arr): New variable.
2817 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2818 IRA. Call alter_reg with the additional parameter. Don't clear
2819 spilled_pseudos for IRA. Restore original insn chain for IRA.
2820 Clear changed_allocation_pseudos at the end of reload.
2821 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2822 (hard_regno_to_pseudo_regno): New variable.
2823 (count_pseudo): Check spilled pseudos. Set up
2824 hard_regno_to_pseudo_regno.
2825 (count_spilled_pseudo): Check spilled pseudos. Update
2826 hard_regno_to_pseudo_regno.
2827 (find_reg): Use better_spill_reload_regno_p. Check
2828 hard_regno_to_pseudo_regno.
2829 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2831 (eliminate_regs_1): Use additional parameter for alter_reg.
2832 (finish_spills): Set up pseudo_previous_regs only for spilled
2833 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2834 more arguments. Don't clear live_throughout and dead_or_set for
2835 spilled pseudos. Use additional parameter for alter_reg. Call
2836 mark_allocation_change. Set up changed_allocation_pseudos.
2837 Remove sanity check.
2838 (emit_input_reload_insns, delete_output_reload): Use additional
2839 parameter for alter_reg. Call mark_allocation_change.
2840 (substitute, gen_reload_chain_without_interm_reg_p): New
2842 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2844 * testsuite/gcc.dg/20080410-1.c: New file.
2846 * config/s390/s390.h (IRA_COVER_CLASSES,
2847 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2849 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2851 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2853 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2855 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2857 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2859 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2861 2008-08-24 Jeff Law <law@redhat.com>
2862 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2863 when ignoring unavailable registers.
2865 2008-08-24 Jeff Law <law@redhat.com>
2866 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2867 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2868 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2869 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2871 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2872 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2874 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2875 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2876 * reload1.c (find_reg): Process registers in register allocation order.
2878 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2879 * toplev.c (backend_init_target): Move ira_init call from
2881 (lang_dependent_init_target): ...to here.
2883 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2884 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2885 calculate memory move costs for NO_REGS.
2887 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2888 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2889 STACK_REGS is defined.
2891 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2892 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2894 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2895 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2897 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2898 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2899 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2902 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2903 Dorit Nuzman <dorit@il.ibm.com>
2905 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2906 vec_extract_evenv4sf, vec_extract_evenv8hi,
2907 vec_extract_evenv16qi, vec_extract_oddv4si,
2908 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2909 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2910 vec_interleave_highv4si, vec_interleave_lowv4si,
2911 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2912 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2913 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2915 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2918 * config/rs6000/rs6000.c (optimization_options): Don't default to
2919 section anchors without toplevel reorder.
2921 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2923 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2924 (mfc_end_critical_section): Likewise.
2926 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2928 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2929 all type qualifiers from element type to vector type.
2931 2008-08-25 David Daney <ddaney@avtrex.com>
2933 * config/mips/mips.md (immediate_insn): Move up in file, fix
2934 comment typo, reformat.
2935 (fetchop_bit, atomic_hiqi_op memory_barrier,
2936 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2937 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2938 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2939 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2940 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2941 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2942 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2943 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2944 sync_old_nand<mode>, sync_new_nand<mode>,
2945 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2946 test_and_set_12): Moved to sync.md.
2948 * config/mips/sync.md: New file.
2950 2008-08-25 Richard Henderson <rth@redhat.com>
2952 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2953 (regsave): Likewise.
2954 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2955 (output_cfi_directive): Likewise.
2956 (div_data_align): New.
2957 (output_cfi): Use it.
2959 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2961 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2962 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2963 (TARGET_OCTEON): New macro.
2964 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2965 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2966 (ISA_HAS_POP): New macro.
2967 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2969 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2971 * config/mips/mips.md (cpu): Add octeon.
2972 (type): Add pop attribute value.
2973 (popcount<mode>2): New pattern.
2974 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2976 2008-08-24 Jan Hubicka <jh@suse.cz>
2978 * doc/invoke.texi (-fipa-cp-clone): New option.
2979 (-fipa-cp): Update docs.
2980 (--param ipcp-unit-growth):New.
2981 * ipa-cp.c: Include fibheap.h, params.h
2982 (ipcp_initialize_node_lattices): When not cloning, all externally
2983 visible functions are bottom.
2984 (ipcp_need_redirect_p): Accept clones.
2985 (ipcp_insert_stage): Use cost driven heuristics.
2986 (max_count, dead_nodes): New static vars.
2987 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2988 ipcp_const_param_count): New functions.
2989 * common.opt (ipa-cp-clone): New command line option.
2990 * params.def (ipcp-unit-growth): New.
2992 2008-08-24 Jan Hubicka <jh@suse.cz>
2994 * tree-inline.c (tree_function_versioning): Look harder
2995 for referenced vars.
2997 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2999 PR tree-optimization/37185
3000 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3002 2008-08-23 Jan Hubicka <jh@suse.cz>
3004 * ipa-cp.c (ipcp_analyze_node): New function.
3005 (ipcp_update_cloned_node): Use it.
3006 (ipcp_init_stage): Likewise.
3007 * ipa-inline.c (function_insertion_hook_holder): New static var.
3008 (analyze_function): Break out from ....
3009 (inline_generate_summary): Here; register insertion hook.
3010 (cgraph_decide_inlining): Remove hook.
3011 (add_new_function): New function.
3013 2008-08-23 Jan Hubicka <jh@suse.cz>
3015 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3017 2008-08-23 Jan Hubicka <jh@suse.cz>
3019 * ipa-cp.c (constant_val_insert): Remove.
3020 (ipcp_propagate_one_const): Remove.
3021 (ipcp_create_replace_map): Always insert replacements to the map.
3022 (ipcp_insert_stage): Do not try to insert statements by hand.
3023 * tree-inline.c (insert_init_stmt): Break out from ...
3024 (setup_one_parameter): ... here; allow NULL BB pointer.
3025 (tree_function_versioning): Use setup_one_parameter to process
3028 2008-08-23 Jan Hubicka <jh@suse.cz>
3030 * tree.c (decl_address_ip_invariant_p): New function.
3031 * tree.h (decl_address_ip_invariant_p): Declare.
3032 * gimple.c (strip_invariant_refs): Break out from ...
3033 (is_gimple_invariant_address): ... here
3034 (is_gimple_ip_invariant_address): New function.
3035 (is_gimple_ip_invariant): New function.
3036 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3039 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3040 (ipcp_lat_is_insertable): All constants are insertable.
3041 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3042 IPA_CONST_VALUE_REF.
3043 (ipcp_initialize_node_lattices): Propagate all types of operands.
3044 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3045 (ipcp_create_replace_map): Reformat.
3046 (ipcp_need_redirect_p): Simplify.
3047 (ipcp_insert_stage): Check that argument is used before clonning.
3048 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3049 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3050 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3051 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3052 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3053 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3054 * tree-inline.c (tree_function_versioning): Add variables referenced by
3057 2008-08-23 Jan Hubicka <jh@suse.cz>
3060 * i386.c (standard_80387_constant_p): Use optimize_size.
3062 2008-08-23 Ira Rosen <irar@il.ibm.com>
3064 PR tree-optimization/37161
3065 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3066 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3067 (vect_determine_vectorization_factor): Move the scalar type
3068 retrieval to vect_get_smallest_scalar_type.
3069 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3070 scalar type. Remove redundant computation.
3071 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3072 (vect_get_slp_defs): Take the type of RHS into account if
3073 necessary by calling vect_get_smallest_scalar_type. Call
3074 vect_get_constant_vectors with additional argument.
3076 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3079 * doc/invoke.texi (Wwrite-strings): Clarify description.
3081 2008-08-23 Ira Rosen <irar@il.ibm.com>
3083 PR tree-optimization/37174
3084 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3085 def stmt is a part of the loop before accessing its stmt_vec_info.
3087 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3090 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3091 (*swap): New insn pattern.
3092 (*ashlqi3): Rename from ashlqi3 insn pattern.
3093 (ashlqi3): New expanders.
3094 (*lshrqi3): Rename from lshrqi3 insn pattern.
3095 (lshrqi3): New expanders.
3096 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3097 lshrqi3_const5, lshrqi3_const6): New splitters.
3098 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3099 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3102 2008-08-22 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/37078
3105 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3106 [+INF, +INF] ranges.
3108 2008-08-22 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/37143
3111 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3112 a conversion statement instead of a copy.
3114 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3117 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3118 CCCmode, CCOmode and CCSmode destination modes.
3121 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3122 from different units in a single alternative.
3123 (*vec_extractv2sf_1): Ditto.
3124 (*vec_extractv2si_0): Ditto.
3125 (*vec_extractv2si_1): Ditto.
3126 * config/i386/sse.md (sse2_storehpd): Ditto.
3127 (sse2_storelpd): Ditto.
3128 (sse2_loadhpd): Ditto.
3129 (sse2_loadlpd): Ditto.
3132 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3133 (popcountsi2): Ditto.
3134 (clzdi2_abm): Ditto.
3135 (popcountdi2): Ditto.
3136 (clzhi2_abm): Ditto.
3137 (popcounthi2): Ditto.
3139 2008-08-22 Richard Guenther <rguenther@suse.de>
3143 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3144 if the multiplication does not overflow.
3146 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3148 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3150 2008-08-21 Richard Henderson <rth@redhat.com>
3152 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3153 spurrious comma from test.
3154 * configure: Rebuild.
3156 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3159 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3162 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3164 * c-tree.h (grokfield): New argument.
3165 * c-decl.c (grokfield): Handle new location argument.
3166 * c-parser.c (c_parser_struct_declaration): Pass location to
3169 2008-08-21 Richard Guenther <rguenther@suse.de>
3171 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3173 2008-08-21 Jan Hubicka <jh@suse.cz>
3175 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3176 (cgraph_add_function_insertion_hook,
3177 cgraph_remove_function_insertion_hook,
3178 cgraph_call_function_insertion_hooks): New functions.
3179 * cgraph.h (cgraph_add_function_insertion_hook,
3180 cgraph_remove_function_insertion_hook,
3181 cgraph_call_function_insertion_hooks): Declare.
3182 * ipa-reference.c (function_insertion_hook_holder): New variable.
3183 (check_operand, look_for_address_of): When checking late, do not care
3184 about module bitmaps.
3185 (add_new_function): New function.
3186 (generate_summary): Register hooks; zero module bitmaps.
3187 (propagate): Unregister hooks.
3188 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3189 (add_new_function): New function.
3190 (generate_summary): Register hook.
3191 (propagate): Remove hook.
3193 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3195 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3196 * ipa-cp.c (ipcp_update_cloned_node): New function.
3197 (build_const_val): Handle functions correctly; bring type logic
3198 into sync with tree-inline.c
3199 (ipcp_init_stage): Take care of computing stuff needed by
3200 indirect inlining; update clones.
3201 (ipcp_generate_summary): Break out of ipcp_driver.
3202 (ipcp_driver): Do only execution and transformation.
3203 (pass_ipa_cp): Make IPA_PASS.
3204 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3206 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3207 ipcp, some info is already available.
3208 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3209 * tree-inline.c (remap_ssa_name): Unshare expression.
3211 2008-08-21 Richard Guenther <rguenther@suse.de>
3213 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3214 a PHI ask VN if it is already available.
3215 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3216 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3218 2008-08-21 Richard Guenther <rguenther@suse.de>
3221 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3222 makes sure to produce a result of the correct type.
3224 2008-08-21 Jan Hubicka <jh@suse.cz>
3225 Backport from LTO branch:
3227 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3228 Jan Hubicka <jh@suse.cz>
3231 (init_state, finish_state, set_function_state, generate_summary):
3233 (scan_stmt): Renamed from scan_function. Changed to keep state in
3234 local static vars rather than cgraph aux field.
3235 (propagate): Renamed from static_execute. Changed to keep state in
3236 local static vars rather than cgraph aux field.
3237 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3238 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3240 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3242 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3243 * ipa-reference.c (init_function_info, generate_summary,
3244 propagate): New functions.
3245 (analyze_function): Call init_function_info.
3246 (static_execute): Stripped into generate_summary and propagate.
3247 (pass_ipa_reference): Made into ipa_opt_pass.
3249 2008-08-21 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/37181
3252 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3254 (extract_range_from_unary_expr): Likewise.
3256 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3258 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3260 * toplev.h (pedwarn_at): Likewise.
3261 * builtins.c: Update all calls to pedwarn.
3262 * c-lex.c: Likewise.
3263 * toplev.c: Likewise.
3264 * c-tree.h: Likewise.
3265 * c-decl.c: Likewise.
3266 * c-errors.c: Likewise.
3267 * c-typeck.c: Likewise.
3268 * c-common.c: Likewise.
3269 * c-parser.c: Likewise.
3271 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3274 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3275 with MODE_VECTOR_INT mode.
3277 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3280 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3281 initialized outside the current module.
3282 (warn_uninitialized_var): Ignore left-hand side when walking the
3283 trees. Ignore address expressions. Examine VUSE operands in gimple
3284 statements with a variable declaration on the right-hand side.
3286 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3289 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3291 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3294 * c-common.c (conversion_warning): Do not warn if applying bit-and
3295 operator to unsigned constant that fits in the target type.
3297 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3300 * c-common.c (conversion_warning): Do not warn for artificial
3303 2008-08-20 Richard Guenther <rguenther@suse.de>
3305 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3306 (extract_range_from_binary_expr): Fall back to constant propagation.
3307 (extract_range_from_unary_expr): Likewise.
3309 2008-08-20 Richard Guenther <rguenther@suse.de>
3311 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3312 with TREE_THIS_VOLATILE on shared nodes.
3313 (fold_stmt_r): Likewise.
3315 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3318 * c-parser.c (c_parser_attributes): For keywords use canonical
3319 spelling for attr_name.
3321 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3323 * value-prof.c (check_counter): Revert wrong call to error.
3325 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3327 * profile.c: Update calls to inform.
3328 * value-prof.c: Update calls to inform.
3330 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3332 * diagnostic.c (inform): Add an explicit location_t parameter.
3333 * toplev.h (inform): Update declaration.
3334 * builtins.c: Update all calls to inform.
3335 * c-common.c: Likewise.
3336 * c-decl.c: Likewise.
3337 * c-opts.c: Likewise.
3338 * c-pch.c: Likewise.
3339 * c-pragma.c: Likewise.
3340 * c-typeck.c: Likewise.
3341 * coverage.c: Likewise.
3343 * toplev.c: Likewise.
3344 * tree-cfg.c: Likewise.
3345 * tree-ssa.c: Likewise.
3347 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3350 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3351 V2DI mode, for SSE4.1, use movq instead of vector set if the
3352 second element is zero and inter-unit moves are OK.
3354 2008-08-20 Richard Guenther <rguenther@suse.de>
3356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3357 properly handle conversion/copy chains after tuplification.
3359 2008-08-20 Richard Guenther <rguenther@suse.de>
3361 * passes.c (init_optimization_passes): Move the second
3362 forwprop pass before alias computation. Remove the second
3363 DCE pass. Remove the first dominator and phi copy/const
3366 2008-08-20 Nick Clifton <nickc@redhat.com>
3368 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3369 support of this feature. Do not assume that a sufficiently new
3370 assembler will support the feature regardless of the target type.
3371 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3372 * configure: Regenerate.
3374 2008-08-20 Richard Guenther <rguenther@suse.de>
3376 * tree-vrp.c (found_in_subgraph): Remove.
3377 (live): New global static.
3378 (live_on_edge): New function.
3379 (blocks_visited): Remove.
3380 (register_edge_assert_for_2): Use live_on_edge.
3381 (find_conditional_asserts): Remove code dealing with
3382 found_in_subgraph. Do not walk the CFG.
3383 (find_switch_asserts): Likewise.
3384 (find_assert_locations_1): Renamed from find_assert_locations.
3385 Move finding assert locations for conditional and switch
3386 statements first. Update live bitmap. Do not walk the CFG.
3387 (find_assert_locations): New function.
3388 (insert_range_assertions): Remove entry of CFG walk.
3389 Adjust call to find_assert_locations.
3390 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3391 that only can appear because of fake exit edges but assert we
3392 never try to insert on those.
3393 (fini_pre): Do not remove fake exit edges here...
3394 (execute_pre): ...but here, before committing edge inserts.
3396 2008-08-19 Richard Guenther <rguenther@suse.de>
3398 * passes.c (init_optimization_passes): Exchange store-ccp
3401 2008-08-19 Rafael Espindola <espindola@google.com>
3403 * varasm.c (weak_decls): Move earlier in the file.
3404 (assemble_external): Add weak decls to the weak_decls list.
3405 (declare_weak): Don't add decls to the weak_decls list.
3407 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3410 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3411 before (sse2_shufpd_<mode>).
3413 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3416 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3417 * tree.c (block_nonartificial_location): Likewise.
3419 2008-08-19 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/35972
3422 PR tree-optimization/23094
3423 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3426 handle MISALIGNED_INDIRECT_REF.
3427 (get_ref_from_reference_ops): New helper.
3428 (vn_reference_lookup_pieces): Walk the use-def chain using the
3429 alias-oracle if requested.
3430 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3431 walking the use-def chain.
3432 (compute_avail): But not here.
3433 (create_component_ref_by_pieces_1): Properly handle
3434 MISALIGNED_INDIRECT_REF.
3435 (do_regular_insertion): Handle fully redundant
3436 expressions after PHI-translation also for SSA_NAME values, not
3437 only constants. Correctly use edoubleprime for that.
3439 2008-08-19 Ira Rosen <irar@il.ibm.com>
3441 * tree-vectorizer.c (supportable_widening_operation): Support
3442 multi-step conversion, return the number of steps in such conversion
3443 and the required intermediate types.
3444 (supportable_narrowing_operation): Likewise.
3445 * tree-vectorizer.h (vect_pow2): New function.
3446 (supportable_widening_operation): Change argument types.
3447 (supportable_narrowing_operation): Likewise.
3448 (vectorizable_type_promotion): Add an argument.
3449 (vectorizable_type_demotion): Likewise.
3450 * tree-vect-analyze.c (vect_analyze_operations): Call
3451 vectorizable_type_promotion and vectorizable_type_demotion with
3452 additional argument.
3453 (vect_get_and_check_slp_defs): Detect patterns.
3454 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3456 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3457 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3458 according to the smallest type in the loop.
3459 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3460 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3461 supportable_widening_operation with correct arguments.
3462 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3463 operands lists according to the number of vector statements in left
3464 or right node, if exists.
3465 (vect_gen_widened_results_half): Remove unused argument.
3466 (vectorizable_conversion): Call supportable_widening_operation,
3467 supportable_narrowing_operation, and vect_gen_widened_results_half
3468 with correct arguments.
3469 (vectorizable_assignment): Change documentation, support multiple
3471 (vectorizable_operation): Likewise.
3472 (vect_get_loop_based_defs): New function.
3473 (vect_create_vectorized_demotion_stmts): Likewise.
3474 (vectorizable_type_demotion): Support loop-aware SLP and general
3475 multi-step conversion. Call vect_get_loop_based_defs and
3476 vect_create_vectorized_demotion_stmts for transformation.
3477 (vect_create_vectorized_promotion_stmts): New function.
3478 (vectorizable_type_promotion): Support loop-aware SLP and general
3479 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3481 (vectorizable_store): Change documentation, support multiple
3483 (vectorizable_load): Likewise.
3484 (vect_transform_stmt): Pass SLP_NODE to
3485 vectorizable_type_promotion and vectorizable_type_demotion.
3486 (vect_schedule_slp_instance): Move here the calculation of number
3487 of vectorized statements for each node from...
3488 (vect_schedule_slp): ... here.
3489 (vect_transform_loop): Call vect_schedule_slp without the last
3492 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3496 to == in assert statement.
3497 (vectorizable_reduction): Fix typo.
3499 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3502 * value-prof.c (check_counter): Dereference pointer to overall
3503 count when printing it.
3505 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3507 * profile.h: Really add it.
3509 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3511 * mcf.c: Really add it.
3513 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3514 Vinodha Ramasamy <vinodha@google.com>
3516 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3518 * value-prof.c (check_counter): Fix the counter if
3519 flag_profile_correction is true.
3520 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3521 tree_mod_subtract_transform):
3522 Follow check_counter parameter change.
3523 * common.opt (fprofile-correction): New option.
3525 * profile.h: Likewise.
3526 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3527 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3528 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3530 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3531 flag_profile_correction is set.
3533 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3535 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3537 2008-08-18 Tomas Bily <tbily@suse.cz>
3539 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3540 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3542 * tree-data-ref.c (split_constant_offset_1): Likewise.
3543 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3544 * tree-sra.c (sra_walk_expr): Likewise.
3545 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3546 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3547 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3548 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3550 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3551 * tree-vect-transform.c (vectorizable_type_demotion)
3552 (vectorizable_type_promotion): Likewise.
3553 * tree-inline.c (expand_call_inline):
3554 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3555 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3556 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3557 * expr.c (expand_expr_real_1): Likewise.
3558 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3559 (gimple_assign_unary_useless_conversion_p): Likewise.
3560 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3561 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3562 * fold-const.c (fold_unary): Likewise.
3563 * tree.h (CONVERT_EXPR_P): Likewise.
3564 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3565 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3567 (register_edge_assert_for_2, extract_range_from_unary_expr)
3568 (register_edge_assert_for_1): Likewise.
3570 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3572 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3573 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3574 (enum real_value_const): Delete.
3575 (get_real_const): Delete.
3576 * real.c (get_real_const): Delete.
3577 (dconst_e_ptr): Define.
3578 (dconst_third_ptr): Define.
3579 (dconst_sqrt2_ptr): Define.
3580 * builtins.c: Update all callers.
3582 2008-08-18 Richard Guenther <rguenther@suse.de>
3584 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3585 statement iterator after statement removal.
3587 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3589 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3590 (detect_processor_freebsd): Likewise.
3591 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3593 2008-08-18 Richard Guenther <rguenther@suse.de>
3595 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3596 and loads have the correct types.
3598 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3601 * c-opts.c (cpp_opts): Remove static.
3602 * c-parser.c (cpp_opts): Declare it extern.
3603 (disable_extension_diagnostics): Handle cpp options.
3604 (enable_extension_diagnostics): Likewise.
3606 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3608 * diagnostics.c (permerror_at): Rename as permerror.
3609 (permerror): Delete.
3610 * toplev.h: Likewise.
3612 2008-08-18 Richard Guenther <rguenther@suse.de>
3614 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3615 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3616 Move call_cdce before build_alias. Move copyrename2,
3617 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3618 right after final inlining.
3619 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3620 (pass_build_cfg): But instead via TODO_dump_func.
3622 2008-08-18 Richard Guenther <rguenther@suse.de>
3624 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3626 (scalarize_init): If we failed to generate some initializers
3627 do not generate zeros for not instantiated members. Instead
3628 rely on the copy out.
3629 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3630 about missing flow-sensitive alias info only if we have
3633 2008-08-17 Nick Clifton <nickc@redhat.com>
3635 * doc/extend.texi (Function Attributes): Fix typo in description
3636 if hot function attribute.
3638 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3639 Richard Sandiford <rdsandiford@googlemail.com>
3641 * doc/install.texi (--with-mips-plt): Document.
3642 * doc/invoke.texi (-mplt, -mno-plt): Document.
3643 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3644 and handle ${with_mips_plt}.
3645 * config/mips/mips.opt (mplt): New option.
3646 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3647 (TARGET_ABICALLS_PIC2): Likewise.
3648 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3649 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3650 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3651 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3652 to decide whether to output ".option picX" directives.
3653 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3654 Pass -call_nonpic rather than -KPIC for -mplt.
3655 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3656 on the command line. Also remove it when -mabi=64 is used without
3658 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3659 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3660 TARGET_ABICALLS_PIC0.
3661 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3663 (mips16_build_function_stub): Only output ".option pic" directives
3664 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3665 (mips16_build_call_stub): Fix comment and remove redundant
3666 ".set at"/"set .noat" directives.
3667 (mips_function_rodata_section): Use the default behaviour for
3668 TARGET_ABSOLUTE_ABICALLS.
3669 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3670 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3671 (mips_restore_gp): Do nothing if the current function doesn't use
3673 (mips_expand_prologue): Only save $gp if the current function uses it.
3674 Use a normal move for TARGET_ABICALLS_PIC0.
3675 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3677 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3679 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3680 of function when handling GLOBAL_POINTER_REGNUM.
3682 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3685 * common.opt (-fstack-check): Do not declare the variable here.
3686 (-fstack-check=): New option variant.
3687 * doc/invoke.texi (Code Gen Options): Document it.
3688 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3689 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3690 (STACK_CHECK_STATIC_BUILTIN): New macro.
3691 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3692 * opts.c: Include expr.h.
3693 (common_handle_option) <OPT_fold_stack_check_>: New case.
3694 <OPT_fstack_check>: Likewise.
3695 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3696 consistently in the test for variable-sized types. Adjust for
3697 new behaviour of flag_stack_check.
3698 * explow.c: Include except.h.
3699 (allocate_dynamic_stack_space): Do not take into account
3700 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3701 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3702 for variable-sized parameters. Treat all parameters whose size is
3703 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3704 stack checking is enabled.
3705 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3706 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3707 if generic stack checking is enabled.
3708 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3709 * reload1.c (reload): Likewise.
3710 * stmt.c (expand_decl): Assert that all automatic variables have
3711 fixed size at this point and remove dead code.
3712 * flags.h (stack_check_type): New enumeration type.
3713 (flag_stack_check): Declare.
3714 * toplev.c (flag_stack_check): New global variable.
3715 * Makefile.in (opts.o): Add dependency on EXPR_H.
3716 (explow.o): Add dependency on except.h.
3718 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3720 * config/avr/avr.c (avr_override_options): Reduce value of
3721 PARAM_INLINE_CALL_COST.
3723 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3725 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3726 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3727 lieu of TYPE_MODE (type) throughout.
3729 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3731 * config/arm/arm.c (add_minipool_backward_ref): Check for
3732 8-byte-aligned entries in second case of forcing insertion after a
3733 particular entry. Change third case to avoid inserting
3734 non-8-byte-aligned entries before 8-byte-aligned ones.
3736 2008-08-15 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3739 strip components for unknown size accesses.
3741 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3743 * config/s390/2097.md New file.
3744 * config/s390/s390.md ("z10prop" attribute): Define none,
3745 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3746 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3747 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3748 possible values and apply them to insns as appropriate.
3749 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3750 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3751 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3752 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3754 ("bfp" mode attribute): Removed. Every occurence replaced
3756 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3757 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3760 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3763 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3766 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3768 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3769 additional argument. Support reduction when duplication is needed due
3770 to data-types of different sizes in the loop.
3771 (get_initial_def_for_induction): Fix printout.
3772 (vect_get_vec_def_for_stmt_copy): Support case where the
3773 vec_stmt_for_operand is a phi node.
3774 (vectorizable_reduction): Support reduction when duplication is needed
3775 due to data-types of different sizes in the loop.
3776 (vectorizable_call): Remove restriction to not vectorize in case we
3777 have data-types of different sizes in the loop.
3778 (vectorizable_conversion): Likewise.
3779 (vectorizable_operation): Likewise.
3780 (vectorizable_type_demotion): Likewise.
3781 (vectorizable_type_promotion): Likewise.
3782 (vectorizable_induction): Add restriction to not vectorize in case
3783 we have data-types of different sizes in the loop.
3785 2008-08-14 Christophe Saout <christophe@saout.de>
3786 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3790 (*vec_concatv2di_rex64_sse4_1): Ditto.
3791 (*vec_concatv2di_rex64_sse): Ditto.
3793 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3796 * fold-const.c (fold_widened_comparison): Do not allow
3797 sign changes that change the result even if shorter type
3798 is wider than arg1_unw's type.
3800 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3802 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3803 Skip if the multilib testing specifies -march that does not
3804 agree with the one specified in the testcase.
3806 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3808 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3809 zero extend SImode values being converted to TFmode before passing
3812 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3814 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3815 __PPU__ when targeting the Cell/B.E. PPU processor.
3817 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3819 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3820 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3821 Rematerialize the static chain, if any.
3822 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3825 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3827 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3828 (new_loc_descr): Likewise.
3829 (add_loc_descr): Likewise.
3830 (size_of_loc_descr): Likewise.
3831 (size_of_locs): Likewise.
3832 (output_loc_operands): Likewise.
3833 (output_loc_sequence): Likewise.
3834 (new_reg_loc_descr): New.
3835 (build_cfa_loc): Use it.
3836 (build_cfa_aligned_loc): Likewise.
3837 (one_reg_loc_descriptor): Likewise.
3838 (based_loc_descr): Likewise.
3840 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3843 * doc/invoke.texi (Wmain): Update.
3844 * c-decl.c (start_decl): warn_main is only 0 or 1.
3845 (start_function): Likewise. Fix formatting.
3846 (finish_function): Delete redundant warning.
3847 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3848 * c-opts (c_common_handle_option): -Wall only has effect if
3849 warn_main is uninitialized. OPT_Wmain is automatically
3850 handled. -pedantic also enables Wmain.
3851 (c_common_post_options): Handle all logic for Wmain here.
3852 * c-common.c (warn_main): Delete.
3853 (check_main_parameter_types): Make pedwarns conditional on
3855 * c-common.h (warn_main): Delete.
3857 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3860 * expr.c (emit_group_store): Allocate stack temp with the
3861 largest alignment when copying from register to stack.
3863 2008-08-13 Richard Guenther <rguenther@suse.de>
3865 * tree.h (maybe_fold_offset_to_address): Declare.
3866 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3867 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3868 Likewise for POINTER_PLUS_EXPR.
3869 (maybe_fold_offset_to_reference): Enable disabled code.
3870 (maybe_fold_offset_to_address): New function.
3871 (fold_stmt_r): Use it.
3872 (fold_gimple_assign): Likewise.
3873 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3874 (gimplify_expr): Likewise.
3876 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3878 * toplev.h (pedwarn_at): Fix declaration.
3880 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3882 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3883 LINK_SPEC): Use %R in -Y P argument.
3885 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3888 * diagnostic.c (pedwarn_at): New.
3889 * toplev.h (pedwarn_at): Declare.
3890 * c-tree.h (build_enumerator): Update declaration.
3891 * c-decl.c (finish_enum): Update comment.
3892 (build_enumerator): Take a location parameter. Give a pedwarn but do
3893 not perform any conversion.
3894 * c-parser.c (c_parser_enum_specifier): Set correct location for
3897 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3900 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3901 expressions except for conversions to signed:1 bitfields. Handle
3902 COND_EXPR with constant operands.
3904 2008-08-13 Richard Guenther <rguenther@suse.de>
3906 PR tree-optimization/15255
3907 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3908 (struct oecount_s): New struct and VEC types.
3910 (oecount_hash): New function.
3911 (oecount_eq): Likewise.
3912 (oecount_cmp): Likewise.
3913 (zero_one_operation): New function.
3914 (build_and_add_sum): Likewise.
3915 (undistribute_ops_list): Perform un-distribution of multiplication
3916 and division on the chain of summands.
3917 (should_break_up_subtract): Also break up subtracts for factors.
3918 (reassociate_bb): Delete dead visited statements.
3919 Call undistribute_ops_list. Re-sort and optimize if it did something.
3920 * passes.c (init_optimization_passes): Move DSE before
3922 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3925 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3927 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3929 * doc/invoke.texi: Revert unintended checkin.
3931 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3934 * gcc.c (include_spec_function): Tweak call to find_a_file.
3936 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3939 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3940 and TRUTH_ORIF_EXPR.
3941 * dojump.c (do_jump): Likewise.
3943 PR tree-optimization/37084
3944 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3945 if id->regimplify, don't assume stmt is a cast assignment.
3947 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3949 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3951 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3954 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3957 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3959 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3960 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3962 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3963 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3964 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3965 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3966 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3968 * doc/tm.texi (Storage Layout): Remove documentation for
3969 TARGET_FLOAT_FORMAT.
3971 * simplify-rtx.c (simplify_binary_operation_1): Replace
3972 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3974 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3976 * real.h (struct real_format): New member has_sign_dependent_rounding.
3977 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3978 spu_single_format, ieee_double_format, mips_double_format,
3979 motorola_double_format, ieee_extended_motorola_format,
3980 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3981 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3982 mips_extended_format, ieee_quad_format, mips_quad_format,
3983 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3984 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3986 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3987 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3988 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3989 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3990 (ROUND_TOWARDS_ZERO): Likewise.
3992 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3993 (FLOAT_MODE_FORMAT): New macro.
3994 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3995 (MODE_COMPOSITE_P): ... this new macro.
3996 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3997 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3998 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4000 * flags.h: Include "real.h".
4002 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4003 REAL_MODE_FORMAT_COMPOSITE_P.
4004 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4006 * doc/tm.texi (Storage Layout): Remove documentation of
4007 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4008 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4009 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4010 they only apply to libgcc2.a.
4012 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4014 * config/spu/float_disf.c: New file.
4015 * config/spu/float_unsdisf.c: New file.
4016 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4017 (LIB2FUNCS_EXCLUDE): Define.
4019 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4020 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4022 * real.h (struct real_format): New member round_towards_zero.
4023 * real.c (round_for_format): Respect fmt->round_towards_zero.
4024 (ieee_single_format, mips_single_format, motorola_single_format,
4025 spu_single_format, ieee_double_format, mips_double_format,
4026 motorola_double_format, ieee_extended_motorola_format,
4027 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4028 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4029 mips_extended_format, ieee_quad_format, mips_quad_format,
4030 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4031 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4033 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4034 real_format to choose rounding mode when calling MPFR functions.
4035 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4036 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4038 * real.h (real_to_decimal_for_mode): Add prototype.
4039 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4040 Respect target rounding mode when generating decimal representation.
4041 (real_to_decimal): New stub for backwards compatibility.
4042 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4043 real_to_decimal_for_mode instead of real_to_decimal.
4045 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4047 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4048 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4050 * real.c (spu_single_format): New variable.
4051 * real.h (spu_single_format): Declare.
4053 * config/spu/spu.c (spu_override_options): Install SFmode format.
4054 (spu_split_immediate): Use integer mode to operate on pieces of
4055 floating-point values in all cases.
4057 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4058 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4059 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4061 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4063 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4065 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4067 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4069 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4072 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4073 on the VAR_DECL instead of TYPE_READONLY on its type.
4075 2008-08-12 Ira Rosen <irar@il.ibm.com>
4077 * tree-vectorizer.c: Depend on langhooks.h.
4078 (supportable_widening_operation): Add two arguments. Support double
4080 (supportable_narrowing_operation): Likewise.
4081 * tree-vectorizer.h (supportable_widening_operation): Add two
4083 (supportable_narrowing_operation): Likewise.
4084 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4085 supportable_widening_operation with correct arguments.
4086 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4087 (vectorizable_type_demotion): Support double type conversions.
4088 (vectorizable_type_promotion): Likewise.
4089 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4091 2008-08-11 Michael Matz <matz@suse.de>
4093 * i386/i386.c (override_options): Move initialisation from
4094 flag_schedule_insns_after_reload to here from ...
4095 (optimization_options): ... here.
4097 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4099 PR rtl-optimization/36998
4100 * dwarf2out.c (compute_barrier_args_size_1,
4101 compute_barrier_args_size): Temporarily remove assertions.
4103 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4106 * tree-ssa.c (struct walk_data): Add new flag
4107 warn_possibly_uninitialized.
4108 (warn_uninitialized_var): Use it.
4109 (warn_uninitialized_vars): New.
4110 (execute_early_warn_uninitialized): Call it.
4111 (execute_late_warn_uninitialized): Likewise.
4113 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4116 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4119 2008-08-09 Jan Hubicka <jh@suse.cz>
4122 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4124 (expand_fix): Be prepared for expansion to fail.
4125 (expand_sfix_optab): Remove instructions if expansion failed.
4127 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4129 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4131 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4132 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4134 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4136 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4137 mips/t-libgcc-mips16 to tmake_file.
4138 * config/mips/mips-protos.h (mips_call_type): New enum.
4139 (mips_pic_base_register, mips_got_load): Declare.
4140 (mips_restore_gp): Take an rtx argument.
4141 (mips_use_pic_fn_addr_reg_p): Declare.
4142 (mips_expand_call): Replace the sibcall_p argument with
4143 a mips_call_type argument. Add a lazy_p parameter.
4144 (mips_split_call): Declare.
4145 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4146 (MIPS16_PIC_TEMP): Likewise.
4147 (reg_class): Delete M16_NA_REGS.
4148 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4149 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4150 (mips_split_hi_p): Declare.
4151 * config/mips/mips.c (mips_split_hi_p): New array.
4152 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4153 (mips_got_symbol_type_p): New function.
4154 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4155 (mips16_stub_function_p): New function.
4156 (mips16_local_function_p): Likewise.
4157 (mips_use_pic_fn_addr_reg_p): Likewise.
4158 (mips_cannot_force_const_mem): Return false for HIGHs.
4159 Extend CONST_INT and symbolic handling to MIPS16, using
4160 mips_symbol_insns to check that the base symbol type is a
4161 legitimate constant. Reject GOT-based constants if
4162 TARGET_MIPS16_PCREL_LOADS.
4163 (mips_const_insns): Check targetm.cannot_force_const_mem when
4164 decomposing a symbolic base and a large offset.
4165 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4166 When calling a function that needs $25 from MIPS16 code,
4167 move the target address into $25 separately and add a USE
4169 (mips16_gp_pseudo_reg): Insert the initializer immediately
4170 before the first real insn.
4171 (mips_pic_base_register, mips_got_load): New functions.
4172 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4173 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4174 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4175 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4176 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4177 also passing NULL_RTX rather than const0_rtx as the aux argument.
4178 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4179 instead of TARGET_EXPLICIT_RELOCS.
4180 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4181 (mips_load_call_address): Replace the sibcall_p argument with
4182 a mips_call_type argument. Use mips_got_load.
4183 (mips16_local_alias): New structure.
4184 (mips16_local_aliases): New variable.
4185 (mips16_local_aliases_hash): New function.
4186 (mips16_local_aliases_eq): Likewise.
4187 (mips16_local_alias): Likewise.
4188 (mips16_stub_function): Likewise.
4189 (mips16_build_function_stub): Create a local alias for the target
4190 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4191 .cpload directive and an R_MIPS_NONE relocation for the target
4192 function, then load the alias rather than the function itself.
4193 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4194 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4195 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4196 (mips16_build_call_stub): Replace the FN parameter with an
4197 FN_PTR parameter. Force the address into a register if it
4198 isn't a call_insn_operand; don't rely on the caller to do this.
4199 If a call to a locally-defined and locally-binding MIPS16
4200 function must be made indirectly, redirect the call to the
4201 function's local alias. Use mips16_stub_function_p,
4202 mips16_stub_function, mips_expand_call and use_reg.
4203 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4204 Use explicit %hi and %lo accesses where possible.
4205 Use MIPS_CALL to generate the correct code form of a
4206 jal instruction. Add clobbers of $18 instead of uses.
4207 Update the call to mips_emit_call_insn.
4208 (mips_expand_call): Replace the SIBCALL_P argument with a
4209 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4210 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4211 allowing it to modify the call address. Update the calls to
4212 mips_load_call_address and mips_emit_call_insn.
4213 (mips_split_call): New function.
4214 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4215 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4216 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4217 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4218 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4220 (mips_cprestore_slot): New function.
4221 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4222 and use mips_cprestore_slot.
4223 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4225 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4226 then use a copygp_mips16 instruction to set up $28.
4227 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4228 (mips16_lay_out_constants): Call split_all_insns_noflow.
4229 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4230 false if TARGET_MIPS16.
4231 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4232 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4233 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4234 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4235 MIPS16 code. Allow MIPS16 o32 PIC.
4236 (mips_override_options): Allow MIPS16 o32 PIC.
4237 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4238 after reload if TARGET_USE_GOT.
4239 (UNSPEC_COPYGP): New constant.
4240 (length): Use a default length of 8 for MIPS16 GOT loads.
4241 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4242 (*got_page<mode>): Check mips_split_hi_p.
4243 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4244 (unspec_got<mode>, unspec_call<mode>): New expanders.
4245 (load_got<mode>, load_call<mode>): Remove the length attributes.
4246 Use a got attribute instead of a type attribute.
4247 (copygp_mips16): New insn.
4248 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4249 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4250 (sibcall, sibcall_value, call, call_value): Update the calls
4251 to mips_expand_call.
4252 (call_internal, call_value_internal): Use mips_split_call.
4253 (call_value_multiple_internal): Likewise.
4254 (call_split): Move after call_internal (the insn it is split from).
4255 (call_internal_direct, call_value_internal_direct): Turn into
4256 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4257 (call_direct_split, call_value_direct_split): New patterns.
4258 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4259 and use M16_REGS instead of M16_NA_REGS.
4260 * config/mips/predicates.md (const_call_insn_operand): Replace
4261 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4262 mips_use_pic_fn_addr_reg_p check.
4263 (move_operand): Reject HIGHs if mips_split_hi_p.
4264 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4265 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4266 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4267 * config/mips/libgcc-mips16.ver: New file.
4268 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4269 $(srcdir)/config/mips/libgcc-mips16.ver.
4271 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4273 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4274 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4275 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4276 (mips16_cfun_returns_in_fpr_p): Likewise.
4278 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4280 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4281 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4282 rather than 4 to PC.
4284 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4286 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4287 (FUNCTION_PROFILER): Save the static chain pointer into $2
4288 beforehand and restore it aftewards.
4289 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4290 address directly into $25 and call the function through $25;
4291 do not clobber $3. Pad the DImode version to cover the space
4292 left by the deleted $25 <- $3 move.
4293 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4294 the removal of the $25 <- $3 move.
4295 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4296 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4298 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4299 Daniel Jacobowitz <dan@codesourcery.com>
4301 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4302 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4303 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4304 * config/mips/mips.c (mips_start_function_definition): New function.
4305 (mips_end_function_definition): Likewise.
4306 (mips_output_function_prologue): Use mips_start_function_definition.
4307 (mips_output_function_epilogue): Use mips_end_function_definition.
4308 (build_mips16_function_stub): Use mips_start_function_definition
4309 and mips_end_function_definition.
4310 (build_mips16_call_stub): Likewise.
4312 2008-08-09 Richard Guenther <rguenther@suse.de>
4314 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4315 * gimple.h (gimple_call_fn): Adjust comment.
4316 (gimple_call_set_fndecl): New function.
4317 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4318 longer having bare FUNCTION_DECL operand.
4319 (gimple_call_return_type): Likewise.
4320 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4322 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4323 (gimple_mod_pow2): Likewise.
4324 (gimple_mod_subtract): Likewise.
4325 (gimple_ic): Likewise.
4326 (gimple_stringop_fixed_value): Likewise.
4327 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4328 longer having bare FUNCTION_DECL operand.
4329 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4330 * omp-low.c (optimize_omp_library_calls): Likewise.
4331 * cgraphunit.c (update_call_expr): Likewise.
4332 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4333 (execute_convert_to_rsqrt): Likewise.
4334 * cfgexpand.c (gimple_to_tree): Simplify.
4335 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4336 bare FUNCTION_DECL operand.
4337 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4338 (convert_gimple_call): Use gimple_call_fndecl.
4339 * c-common.c (c_warn_unused_result): Likewise.
4341 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4344 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4345 (c_finish_return): Likewise.
4346 (c_start_case): Likewise.
4347 * c-common.c (warn_for_collisions_1): Use explicit location in
4349 * c-parser.c (c_parser_condition): New. Call
4350 verify_sequence_points.
4351 (c_parser_paren_condition): Call c_parser_condition.
4352 (c_parser_for_statement): Call c_parser_condition.
4354 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4357 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4358 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4359 Moved from diagnostic.h
4360 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4362 (emit_diagnostic): New.
4363 (warning0, pedwarn0): Delete.
4364 (warning, warning_at, pedwarn, permerror): Return bool.
4365 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4366 Moved to diagnostic.c.
4367 (struct diagnostic_context): Use correct type for
4368 classify_diagnostic.
4369 (diagnostic_report_diagnostic): Update declaration.
4370 (emit_diagnostic): Declare.
4371 * errors.c (warning): Return bool.
4372 * errors.h (warning): Update declaration.
4373 * toplev.h (warning0, pedwarn0): Delete.
4374 (warning, warning_at, pedwarn, permerror): Return bool.
4375 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4376 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4377 inform. Update all calls.
4378 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4379 before giving informative note.
4380 (implicit_decl_warning): Likewise.
4381 * c-typeck.c (build_function_call): Likewise.
4382 * tree-sssa.c (warn_uninit): Likewise.
4383 * builtins.c (gimplify_va_arg_expr): Likewise.
4385 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4388 * doc/invoke.texi (-Wextra): Move warning from here...
4389 (-Wuninitialized): ... to here.
4391 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4394 * flags.h (set_Wunused): Delete
4395 * toplev.c (process_options): Handle Wunused flags here.
4396 * opts.c (maybe_warn_unused_parameter): Delete.
4397 (common_handle_option): Replace set_Wunused by warn_unused.
4398 (set_Wextra): Do not handle Wunused-parameter here.
4399 (set_Wunused): Delete.
4400 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4402 * common.opt (Wunused): Add Var and Init.
4403 (Wunused-function): Likewise.
4404 (Wunused-label): Likewise.
4405 (Wunused-parameter): Likewise.
4406 (Wunused-value): Likewise.
4407 (Wunused-variable): Likewise.
4409 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4411 * doc/invoke.texi: Add cpu_type power7.
4412 * config.in (HAVE_AS_VSX): New.
4413 * config.gcc: Add cpu_type power7.
4414 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4416 * configure: Regenerate.
4417 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4419 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4420 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4421 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4423 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4425 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4426 type to vectorize.builtin_conversion.
4427 (vectorizable_conversion): Likewise.
4428 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4429 integral type as input.
4430 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4432 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4433 and ALTIVEC_BUILTIN_VCTSXS.
4434 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4437 2008-08-08 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4440 (surely_varying_stmt_p): Calls are varying only if they are
4441 non-builtin and not indirect or have no result.
4442 (ccp_fold): Re-instantiate code before the tuples merge.
4444 2008-08-08 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/37056
4447 * gimple.h (gimple_assign_rhs_class): New helper function.
4448 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4449 unary operations properly.
4451 2008-08-07 Jan Hubicka <jh@suse.cz>
4453 * i386.h (ix86_size_cost): Declare.
4454 (ix86_cur_cost): New function macro.
4455 * i386.md (peepholes expanding size and splitters): Predicate by
4456 optimize_insn_for_speed_p.
4457 (peepholes reduce size and splitters): Predicate by
4458 optimize_insn_for_size_p.
4459 * i386.c (ix86_size_cost): Rename from ...
4460 (size_cost): This one.
4461 (override_options): Update.
4462 (decide_alg): Likewise.
4463 (ix86_expand_clear): Use RTL profile.
4464 (ix86_pad_returns): Use RTL profile.
4466 2008-08-07 Jan Hubicka <jh@suse.cz>
4468 * recog.c (split_all_insns): Set RTL profile
4469 (peephole2_optimize): Likewise.
4470 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4471 * combine.c (combine_instructions): Likewise.
4473 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4475 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4477 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4479 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4480 value in a6 after the set_frame_ptr insn.
4482 2008-08-07 Richard Henderson <rth@redhat.com>
4485 * gcc.c (cpp_options): Pass along -g*.
4487 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4489 * config/arm/arm.c (output_move_neon): Update comment describing
4490 big-endian vector layout.
4491 (arm_assemble_integer): Do not handle big-endian NEON vectors
4493 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4494 neon_vget_lane<mode>_sext_internal,
4495 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4496 element indices for big-endian.
4498 2008-08-07 Richard Henderson <rth@redhat.com>
4500 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4501 * configure, config.in: Rebuild.
4502 * debug.h (dwarf2out_do_cfi_asm): Declare.
4503 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4504 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4505 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4506 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4508 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4510 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4511 movv2si_internal): Combine into mov<mode>_internal.
4512 (movv2si_internal_2): Remove.
4514 2008-08-07 Jan Hubicka <jh@suse.cz>
4517 * i386.md (single stringop patterns): Enable unconditionally.
4519 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/emmintrin.h (_mm_move_epi64): Use
4523 __builtin_ia32_movq128.
4525 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4526 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4528 * config/i386/sse.md (sse2_movq128): New.
4530 * doc/extend.texi: Document __builtin_ia32_movq128.
4532 2008-08-07 Richard Guenther <rguenther@suse.de>
4535 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4536 pointers can access anything.
4538 2008-08-06 Jan Hubicka <jh@suse.cz>
4540 * optabs.c (emit_unop_insn): Break out to ...
4541 (maybe_emit_unop_insn): ... this one.
4542 (expand_sfix_optab): Use maybe variant.
4543 * optabs.h (maybe_emit_unop_insn): Declare.
4545 * i386.md (mov0 patterns): Enable by default.
4546 (FP conversion expanders): Disable expansion of code expanding
4547 sequences when instruction should be optimized for size.
4548 (single strinop patterns): Enable when optimizing for size.
4549 (string expanders): Disable expanding of code expanding sequences
4550 when optimizning instruction for size.
4551 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4553 (ix86_fp_comparison_sahf_cost): Likewise.
4554 (ix86_expand_branch): Likewise.
4555 (ix86_expand_ashl_const): Likewise.
4556 (ix86_split_ashl): Likewise.
4557 (ix86_expand_strlen): Likewise.
4558 (ix86_emit_fp_unordered_jump): Likewie.
4560 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4562 * c-common.c: Fix typo.
4563 (c_common_reswords): Activate more C++ keyword warnings.
4565 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4567 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4570 * diagnostic.c (permerror_at): New.
4571 * toplev.h (permerror_at): Declare.
4573 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4574 Ira Rosen <irar@il.ibm.com>
4576 * tree-vect-transform.c (vect_model_simple_cost): Return
4577 immediately if stmt is pure SLP.
4578 (vect_model_store_cost): Ditto.
4579 (vect_model_load_cost): Ditto.
4580 (vectorizable_store): Remove PURE_SLP check before call
4581 to vect_model_store_cost.
4582 (vect_model_store_cost): When checking whether stmt describe
4583 strided access, add a check that it is not slp_node.
4585 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4588 * c-common.c (warn_for_sign_compare): New. Handle separately the
4589 case that 'constant' is zero.
4590 * c-typeck.c (build_binary_op): Move code to c-common.c
4592 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4594 * config/alpha/alpha.c (alpha_preferred_reload_class,
4595 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4596 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4597 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4598 * config/arm/arm.md: Likewise.
4599 * config/avr/avr-protos.h (preferred_reload_class,
4600 test_hard_reg_class, avr_simplify_comparison_p,
4601 out_shift_with_cnt, class_max_nregs): Likewise.
4602 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4603 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4604 preferred_reload_class, test_hard_reg_class): Likewise.
4605 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4606 bfin_memory_move_cost, bfin_secondary_reload,
4607 bfin_output_mi_thunk): Likewise.
4608 * config/crx/crx.c (crx_secondary_reload_class,
4609 crx_memory_move_cost): Likewise.
4610 * config/frv/frv-protos.h (frv_secondary_reload_class,
4611 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4612 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4613 frv_secondary_reload_class, frv_class_likely_spilled_p,
4614 frv_class_max_nregs): Likewise.
4615 * config/h8300/h8300.c (h8300_classify_operand,
4616 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4618 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4619 * config/ia64/ia64.c (ia64_preferred_reload_class,
4620 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4621 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4622 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4624 * config/m68hc11/m68hc11.c (preferred_reload_class,
4625 m68hc11_memory_move_cost): Likewise.
4626 * config/mcore/mcore.c (mcore_secondary_reload_class,
4627 mcore_reload_class): Likewise.
4628 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4629 mips_class_max_nregs, mips_cannot_change_mode_class,
4630 mips_preferred_reload_class, mips_secondary_reload_class,
4631 mips_output_mi_thunk): Likewise.
4632 * config/mmix/mmix.c (mmix_preferred_reload_class,
4633 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4635 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4637 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4638 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4639 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4640 * config/rs6000/rs6000.c (paired_expand_vector_init,
4641 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4642 compare_section_name, rs6000_memory_move_cost): Likewise.
4643 * config/s390/s390.c (s390_emit_compare_and_swap,
4644 s390_preferred_reload_class, s390_secondary_reload,
4645 legitimize_pic_address, legitimize_tls_address,
4646 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4647 s390_class_max_nregs): Likewise.
4648 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4649 * config/s390/s390.md: Likewise.
4650 * config/score/score-protos.h (score_secondary_reload_class,
4651 score_preferred_reload_class): Likewise.
4652 * config/score/score.c (score_preferred_reload_class,
4653 score_secondary_reload_class): Likewise.
4654 * config/score/score3.c (score3_output_mi_thunk,
4655 score3_preferred_reload_class, score3_secondary_reload_class,
4656 score3_hard_regno_mode_ok): Likewise.
4657 * config/score/score3.h (score3_preferred_reload_class,
4658 score3_secondary_reload_class): Likewise.
4659 * config/score/score7.c (score7_output_mi_thunk,
4660 score7_preferred_reload_class, score7_secondary_reload_class,
4661 score7_hard_regno_mode_ok): Likewise.
4662 * config/score/score7.h (score7_preferred_reload_class,
4663 score7_secondary_reload_class): Likewise.
4664 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4665 output_branchy_insn, add_constant, gen_block_redirect,
4666 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4667 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4669 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4670 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4671 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4672 xstormy16_preferred_reload_class): Likewise.
4673 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4674 xtensa_expand_atomic, override_options,
4675 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4677 * reorg.c (try_merge_delay_insns): Likewise.
4678 * tree.c (merge_dllimport_decl_attributes): Likewise.
4680 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4682 2008-08-06 Michael Matz <matz@suse.de>
4684 * Makefile.in (write_entries_to_file): Quote words.
4685 * gengtype.c: (read_input_line): Skip over leading white-space.
4687 2008-08-06 Marc Gauthier <marc@tensilica.com>
4689 * config.gcc: Match more processor names for Xtensa.
4690 * configure.ac: Likewise.
4691 * doc/install.texi (Specific): Likewise.
4692 * configure: Regenerate.
4694 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4696 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4697 * calls.c (avoid_likely_spilled_reg): Likewise.
4698 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4699 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4700 * config/i386/i386.c (ix86_expand_special_args_builtin,
4701 ix86_secondary_reload): Likewise.
4702 * except.c (struct eh_region, gen_eh_region_catch,
4703 remove_unreachable_regions, duplicate_eh_regions,
4704 assign_filter_values, build_post_landing_pads,
4705 sjlj_find_directly_reachable_regions, remove_eh_handler,
4706 reachable_next_level, foreach_reachable_handler,
4707 can_throw_internal_1, can_throw_external_1,
4708 collect_one_action_chain): Likewise.
4709 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4710 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4711 * function.c (update_temp_slot_address, instantiate_new_reg,
4712 instantiate_virtual_regs_in_rtx,
4713 instantiate_virtual_regs_in_insn): Likewise.
4714 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4715 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4716 gimplify_cleanup_point_expr): Likewise.
4717 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4718 * passes.c (next_pass_1): Likewise.
4719 * print-tree.c (print_node_brief, print_node): Likewise.
4720 * profile.c (branch_prob): Likewise.
4721 * tree-dump.c (dump_register): Likewise.
4722 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4724 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4725 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4726 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4727 copy_arguments_for_versioning, copy_static_chain): Likewise.
4728 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4729 add_new_name_mapping, register_new_name_mapping): Likewise.
4730 * tree-mudflap.c (mf_xform_derefs): Likewise.
4731 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4732 get_init_expr, combine_chains): Likewise.
4733 * tree-pretty-print.c (dump_generic_node): Likewise.
4734 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4735 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4736 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4737 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4739 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4742 * calls.c (expand_call): Use the biggest preferred stack
4745 2008-08-06 Michael Matz <matz@suse.de>
4748 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4749 for reused reload, instead of overwriting them.
4751 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4754 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4755 for incoming stack boundary.
4757 * function.c (assign_parm_find_entry_rtl): Update
4758 parm_stack_boundary.
4760 * function.h (rtl_data): Add parm_stack_boundary.
4762 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4763 parm_stack_boundary for incoming stack boundary.
4765 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4767 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4768 for unrepresentable subregs or treat them as equal to other regs
4769 or subregs with the same register number.
4771 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4774 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4777 2008-08-06 Jan Hubicka <jh@suse.cz>
4779 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4780 frequencies might be hot.
4782 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4784 * reload.c (find_reloads): Force constants into literal pool
4785 also if they are wrapped in a SUBREG.
4787 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4790 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4791 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4792 Don't allow predicated instructions for data speculation.
4793 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4796 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4798 * haifa-sched.c (extend_global): Split to extend_global_data and
4799 extend_region_data. Update all uses.
4800 (extend_all): Rename to extend_block_data.
4802 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4804 * sched-rgn.c (new_ready): Check if instruction can be
4805 speculatively scheduled before attempting speculation.
4806 (debug_rgn_dependencies): Remove wrongful assert.
4808 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4810 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4812 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4814 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4815 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4816 va_size, and type_size.
4818 2008-08-04 Jason Merrill <jason@redhat.com>
4821 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4822 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4824 2008-08-05 Richard Henderson <rth@redhat.com>
4826 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4827 * configure: Rebuild.
4829 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4832 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4833 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4836 2008-08-05 Richard Henderson <rth@redhat.com>
4838 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4839 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4840 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4841 * common.opt (fdwarf2-cfi-asm): New.
4842 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4843 * config.in, configure: Rebuild.
4844 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4845 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4846 (dw2_force_const_mem): Externalize.
4847 * dwarf2asm.h: Update.
4848 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4849 generate a real label.
4850 (output_cfi_directive): New.
4851 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4852 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4853 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4855 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4856 (output_loc_operands_raw, output_loc_sequence_raw): New.
4857 (output_cfa_loc_raw): New.
4859 2008-08-05 Paul Brook <paul@codesourcery.com>
4861 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4862 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4863 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4864 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4865 * config/arm/arm.h (TARGET_VFPD32): Define.
4866 (TARGET_VFP3): Use TARGET_VFPD32.
4867 (fputype): Add FPUTYPE_VFP3D16.
4868 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4869 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4870 * config/arm/arm-cores.def: Add cortex-r4f.
4871 * config/arm/arm-tune.md: Regenerate.
4873 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4875 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4876 Reword some comments throughout the file.
4878 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4879 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4880 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4881 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4883 (MFC_START_ENABLE): Remove PPU-only define.
4884 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4885 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4887 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4888 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4889 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4890 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4891 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4892 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4893 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4895 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4896 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4897 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4898 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4900 (spu_read_machine_status): Fix typo.
4902 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4904 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4905 SUBREG of multi-word hard register.
4906 * config/spu/spu.c (valid_subreg): Likewise.
4907 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4909 2008-08-04 Richard Guenther <rguenther@suse.de>
4911 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4912 the candidate with the stripped base if that base is different
4913 from the original base even for offset zero.
4915 2008-08-04 Richard Guenther <rguenther@suse.de>
4918 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4919 check for no_overflow.
4921 2008-08-04 Richard Guenther <rguenther@suse.de>
4923 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4925 2008-08-04 Paul Brook <paul@codesourcery.com>
4927 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4928 (arm_order_regs_for_local_alloc): New function.
4929 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4931 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4933 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4936 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4937 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4938 (ix86_expand_epilogue): Likewise.
4940 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4942 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4945 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4948 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4949 (*movv2sf_internal_rex64): Ditto.
4951 2008-08-03 Jan Hubicka <jh@suse.cz>
4953 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4954 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4955 * expmed.c (expand_smod_pow2): Likewise.
4957 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4961 alternative 0 of operand 1.
4962 (*vec_concatv2di_rex64_sse): Ditto.
4963 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4965 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4966 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4967 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4968 (*movv2sf_internal_rex64): Ditto.
4970 2008-08-02 Richard Guenther <rguenther@suse.de>
4973 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4974 (ssedoublesizemode): New mode attribute.
4975 (sse_shufps): Call gen_sse_shufps_v4sf.
4976 (sse_shufps_1): Macroize.
4977 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4978 (sse2_shufpd_1): Macroize.
4979 (vec_extract_odd, vec_extract_even): New expanders.
4980 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4981 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4982 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4983 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4984 (ix86_expand_vector_set): Likewise.
4985 (ix86_expand_reduc_v4sf): Likewise.
4987 2008-08-01 Doug Kwan <dougkwan@google.com>
4989 * matrix-reorg.c: Re-enable all code.
4990 (struct malloc_call_data): Change CALL_STMT to gimple type.
4991 (collect_data_for_malloc_call): Tuplify.
4992 (struct access_site_info): Change STMT to gimple type.
4993 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4994 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4995 (struct free_info): Change STMT to gimple type.
4996 (struct matrix_access_phi_node): Change PHI to gimple type.
4997 (get_inner_of_cast_expr): Remove.
4998 (may_flatten_matrices_1): Tuplify.
4999 (may_flatten_matrices): Ditto.
5000 (mark_min_matrix_escape_level): Ditto.
5001 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5002 (ssa_accessed_in_call_rhs): New
5003 (ssa_accessed_in_assign_rhs): New
5004 (record_access_alloc_site_info): Tuplify.
5005 (add_allocation_site): Ditto.
5006 (analyze_matrix_allocation_site): Ditto.
5007 (analyze_transpose): Ditto.
5008 (get_index_from_offset): Ditto.
5009 (update_type_size): Ditto.
5010 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5011 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5012 (analyze_accesses_for_phi_node): Tuplify.
5013 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5014 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5015 (analyze_matrix_accesses): Tuplify.
5016 (check_var_data): New call-back type for check_var_notmodified_p.
5017 (check_var_notmodified_p): Tuplify and use call-back struct to
5018 return statement found.
5019 (can_calculate_expr_before_stmt): Factor out statement related code
5021 (can_calculate_stmt_before_stmt): New.
5022 (check_allocation_function): Tuplify.
5023 (find_sites_in_func): Ditto.
5024 (record_all_accesses_in_func): Ditto.
5025 (transform_access_sites): Ditto.
5026 (transform_allocation_sites): Ditto.
5027 (matrix_reorg): Re-enable.
5028 (gate_matrix_reorg): Re-enable.
5030 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5032 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5033 for labels for which it hasn't been set yet. If it has been set,
5034 stop walking insns and continue with next worklist item.
5035 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5036 if the only BARRIER is at the very end of a function.
5038 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5040 * cfgexpand.c (expand_stack_alignment): Assert that
5041 stack_realign_drap and drap_rtx must match.
5043 * function.c (instantiate_new_reg): If DRAP is used to realign
5044 stack, replace virtual_incoming_args_rtx with internal arg
5047 2008-08-01 Richard Guenther <rguenther@suse.de>
5049 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5050 loop information only if we initialized it.
5051 (execute_pre): Call fini_pre with in_fre.
5052 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5053 if we do not unroll because we hit max-completely-peeled-insns.
5054 Use our estimation for consistency, do allow shrinking.
5056 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5058 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5059 with MIN_STACK_BOUNDARY.
5060 (ix86_update_stack_boundary): Likewise.
5061 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5064 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5065 (MIN_STACK_BOUNDARY): This.
5067 2008-08-01 Richard Guenther <rguenther@suse.de>
5070 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5072 2008-08-01 Richard Guenther <rguenther@suse.de>
5074 PR tree-optimization/36988
5075 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5076 do not matter if that doesn't change volatile qualification.
5078 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5080 * configure.ac: Do not generate libada-mk. Do not subst
5082 * libada-mk.in: Remove.
5083 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5084 * configure: Regenerate.
5086 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5088 * tree-pass.h: Added comment about not dumping passes with name
5089 starting with star in struct opt_pass.
5090 * passes.c (register_dump_files_1): Don't do dump for a pass with
5091 name starting with star.
5092 * doc/passes.texi (Pass manager): Mention pass names and special
5093 meaning of star prefix to avoid dump.
5095 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5097 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5099 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5100 (ISA_MIPS64R2): New macro.
5101 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5102 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5103 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5104 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5105 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5106 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5107 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5108 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5109 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5110 Move up to keep list alphabetically sorted.
5111 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5112 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5114 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5115 (-march=@var{arch}): Add mips64r2.
5117 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5119 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5121 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5123 * expr.c (expand_assignment): Check for complete type.
5125 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5128 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5130 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5131 for stack alignment.
5133 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5135 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5137 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5138 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5140 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5142 PR rtl-optimization/36419
5143 * dwarf2out.c (barrier_args_size): New variable.
5144 (compute_barrier_args_size, compute_barrier_args_size_1): New
5146 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5147 if not called yet in the current function, use barrier_args_size
5148 array to find the new args_size value.
5149 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5151 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5154 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5157 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5160 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5161 (dwarf2out_stack_adjust): Use it.
5162 (dwarf2out_frame_debug_expr): Likewise.
5164 2008-07-31 Richard Guenther <rguenther@suse.de>
5166 PR tree-optimization/36978
5167 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5168 the generated condition.
5170 2008-07-31 Richard Guenther <rguenther@suse.de>
5172 * passes.c (init_optimization_passes): Always call
5173 pass_early_warn_uninitialized.
5174 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5175 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5176 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5178 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5181 * builtins.c (maybe_emit_free_warning): New function.
5182 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5183 maybe_emit_free_warning for BUILT_IN_FREE.
5186 * dwarf2out.c (get_context_die): New function.
5187 (force_decl_die, force_type_die): Use it.
5188 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5189 returns NULL, force generation of DW_TAG_typedef and put that into
5192 PR preprocessor/36649
5193 * c-pch.c (c_common_read_pch): Save and restore
5194 line_table->trace_includes across PCH restore.
5196 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5199 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5201 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5204 * final.c (call_from_call_insn): Handle COND_EXEC.
5206 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5208 * builtins.c (std_gimplify_va_arg_expr): Replace
5209 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5210 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5212 2008-07-30 Joey Ye <joey.ye@intel.com>
5213 H.J. Lu <hongjiu.lu@intel.com>
5215 * builtins.c (expand_builtin_setjmp_receiver): Replace
5216 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5217 (expand_builtin_apply_args_1): Likewise.
5218 (expand_builtin_longjmp): Need DRAP for stack alignment.
5219 (expand_builtin_apply): Likewise.
5221 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5222 instead of assign_stack_local to allow alignment reduction.
5224 * calls.c (emit_call_1): Need DRAP for stack alignment if
5226 (expand_call): Replace virtual_incoming_args_rtx with
5227 crtl->args.internal_arg_pointer.
5228 * stmt.c (expand_nl_goto_receiver): Likewise.
5230 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5231 alignment and store to stack_alignment_estimated and
5232 max_used_stack_slot_alignment.
5233 (expand_one_var): Likewise.
5234 (expand_stack_alignment): New function.
5235 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5236 and stack_alignment_estimated fields in rtl_data. Call
5237 expand_stack_alignment at end.
5239 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5240 (MAX_STACK_ALIGNMENT): Likewise.
5241 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5242 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5244 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5245 stack alignment when generating virtual registers.
5247 * function.c (assign_stack_local): Renamed to ...
5248 (assign_stack_local_1): This. Add a parameter to indicate
5249 if it is OK to reduce alignment.
5250 (assign_stack_local): Use it.
5251 (instantiate_new_reg): Instantiate virtual incoming args rtx
5252 to vDRAP if stack realignment and DRAP is needed.
5253 (assign_parms): Collect parameter/return type alignment and
5254 contribute to stack_alignment_estimated.
5255 (locate_and_pad_parm): Likewise.
5256 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5257 with crtl->args.internal_arg_pointer.
5259 * function.h (rtl_data): Add new field drap_reg,
5260 max_used_stack_slot_alignment, stack_alignment_estimated,
5261 stack_realign_needed, need_drap, stack_realign_processed and
5262 stack_realign_finalized.
5263 (stack_realign_fp): New macro.
5264 (stack_realign_drap): Likewise.
5266 * global.c (compute_regsets): Frame pointer is needed when
5267 stack is realigned. Can eliminate frame pointer when stack is
5268 realigned and dynamic realigned argument pointer isn't used.
5270 * reload1.c (update_eliminables): Frame pointer is needed
5271 when stack is realigned.
5272 (init_elim_table): Can eliminate frame pointer when stack is
5273 realigned and dynamic realigned argument pointer isn't used.
5275 * rtl.h (assign_stack_local_1): Declare new funtion.
5277 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5278 (TARGET_GET_DRAP_RTX): Likewise.
5279 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5280 TARGET_GET_DRAP_RTX.
5282 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5284 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5285 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5287 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5288 H.J. Lu <hongjiu.lu@intel.com>
5290 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5291 vdrap_reg, stack_realign and drap_reg_saved.
5292 (add_cfi): Don't allow redefining CFA when DRAP is used.
5293 (reg_save): Handle stack alignment.
5294 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5295 alignment. Don't generate DWARF information for (set fp sp)
5297 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5299 (int_loc_descriptor): Move prototype forward. Also define if
5300 DWARF2_UNWIND_INFO is true.
5301 (output_cfa_loc): Handle DW_CFA_expression.
5302 (build_cfa_aligned_loc): New.
5303 (based_loc_descr): Update assert for stack realign. For local
5304 variables, use sp+offset when stack is aligned without drap and
5305 fp+offset when stack is aligned with drap. For arguments, use
5306 cfa+offset when drap is used to align stack.
5308 2008-07-30 Joey Ye <joey.ye@intel.com>
5309 H.J. Lu <hongjiu.lu@intel.com>
5311 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5313 (ix86_gen_andsp): New.
5314 (ix86_user_incoming_stack_boundary): Likewise.
5315 (ix86_default_incoming_stack_boundary): Likewise.
5316 (ix86_incoming_stack_boundary): Likewise.
5317 (ix86_can_eliminate): Likewise.
5318 (find_drap_reg): Likewise.
5319 (ix86_update_stack_boundary): Likewise.
5320 (ix86_get_drap_rtx): Likewise.
5321 (ix86_finalize_stack_realign_flags): Likewise.
5322 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5323 (TARGET_GET_DRAP_RTX): Likewise.
5324 (override_options): Overide option value for new options.
5325 (ix86_function_ok_for_sibcall): Remove check for
5326 force_align_arg_pointer.
5327 (ix86_handle_cconv_attribute): Likewise.
5328 (ix86_function_regparm): Likewise.
5329 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5330 (ix86_va_start): Replace virtual_incoming_args_rtx with
5331 crtl->args.internal_arg_pointer.
5332 (ix86_select_alt_pic_regnum): Check DRAP register.
5333 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5334 (ix86_compute_frame_layout): Compute frame layout wrt stack
5336 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5337 (ix86_expand_prologue): Decide if stack realignment is needed
5338 and generate prologue code accordingly.
5339 (ix86_expand_epilogue): Generate epilogue code wrt stack
5340 realignment is really needed or not.
5342 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5343 (ABI_STACK_BOUNDARY): Likewise.
5344 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5345 (STACK_REALIGN_DEFAULT): Likewise.
5346 (INCOMING_STACK_BOUNDARY): Likewise.
5347 (MAX_STACK_ALIGNMENT): Likewise.
5348 (ix86_incoming_stack_boundary): Likewise.
5349 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5350 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5351 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5352 (machine_function): Remove force_align_arg_pointer.
5354 * config/i386/i386.md (BX_REG): New.
5355 (R13_REG): Likewise.
5357 * config/i386/i386.opt (mforce_drap): New.
5358 (mincoming-stack-boundary): Likewise.
5359 (mstackrealign): Add Init(-1).
5361 * config/i386/i386-protos.h (ix86_can_eliminate): New
5363 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5365 * doc/extend.texi: Update force_align_arg_pointer.
5367 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5370 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5371 (INCOMING_STACK_BOUNDARY): Likewise.
5372 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5373 (TARGET_GET_DRAP_RTX): Likewise.
5375 2008-07-30 Andreas Schwab <schwab@suse.de>
5377 PR rtl-optimization/36929
5378 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5379 add_insn_before and fix argument order.
5380 (replace_inc_dec_mem): Handle NULL rtx.
5382 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5384 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5386 (arm_compute_initial_elimination_offset): Use it.
5387 (arm_compute_save_reg_mask): Include static chain save slot when
5388 calculating alignment.
5389 (arm_get_frame_offsets): Ditto.
5390 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5391 that we can use to decrement the stack when the stack decrement
5392 could be too big for an immediate value in a single insn.
5393 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5395 2008-07-30 Richard Guenther <rguenther@suse.de>
5397 PR tree-optimization/36967
5398 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5399 Release defs of statements we remove.
5401 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5403 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5404 instead of NULL_RTVEC.
5406 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5410 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5413 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5415 * final.c (call_from_call_insn): New.
5416 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5418 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5420 * configure.ac: Substitute ADA_CFLAGS.
5421 * configure: Regenerate.
5422 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5423 * Makefile.in: Remove mention of X_* variables.
5424 * config/pa/x-ada-hpux10: Remove.
5425 * config/pa/x-ada: Remove.
5427 * doc/fragments.texi: Update.
5429 2008-07-30 Olivier Hainque <hainque@adacore.com>
5431 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5432 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5433 __dso_handle explicitly here.
5435 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5438 * c-typeck.c (build_binary_op): Encapsulate code into...
5439 * c-common.c (shorten_binary_op): ...this new function.
5440 (conversion_warning): Use the new function. Handle non-negative
5441 constant in bitwise-and.
5442 * c-common.h (shorten_binary_op): Declare.
5444 2008-07-30 Olivier Hainque <hainque@adacore.com>
5446 * scan.c (make_sstring_space): Add explicit conversions of
5447 allocator's return value.
5448 * fix-header.c (recognized_function): Likewise.
5450 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5452 * doc/cpp.texi: Update to GFDL 1.2.
5453 * doc/gcc.texi: Do not list GPL as Invariant Section.
5454 * doc/gccint.texi: Likewise. Update copyright years.
5455 * doc/install.texi: Update copyright years.
5457 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5460 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5461 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5463 2008-07-29 Jan Hubicka <jh@suse.cz>
5465 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5466 (grokdeclarator): Likewise.
5467 * langhooks.c (lhd_warn_unused_global_decl): Use
5468 DECL_DECLARED_INLINE_P.
5469 * print-tree.c (print_node): Remove DECL_INLINE check.
5471 2008-07-29 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/36945
5474 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5475 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5476 Record invariant addresses un-decomposed.
5477 (copy_reference_ops_from_call): Record reference call
5478 arguments properly. Simplify.
5479 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5480 helper split out from ...
5481 (create_component_ref_by_pieces): ... here. Simplify.
5482 Prepare for recursive invocation for call arguments.
5483 (create_expression_by_pieces): Adjust call to
5484 create_component_ref_by_pieces.
5485 (compute_avail): Process operand 2 of reference ops.
5487 2008-07-29 Richard Guenther <rguenther@suse.de>
5489 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5491 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5493 * c-format.c (check_format_types): Revert unwanted checkin.
5495 2008-07-29 Jan Hubicka <jh@suse.cz>
5497 * flags.h (flag_really_no_inline): Remove.
5498 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5499 * toplev.c (flag_really_no_inline): Remove.
5500 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5501 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5502 (cgraph_decide_inlining_incrementally): Likewise.
5503 (compute_inline_parameters): Likewise.
5504 * opts.c (decode_options): Simplify.
5505 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5506 * common.opt (finline): Initialize to 1.
5507 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5509 2008-07-29 Jan Hubicka <jh@suse.cz>
5511 * predict.c (always_optimize_for_size_p): New function.
5512 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5513 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5514 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5516 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5517 * function.c (prepare_function_start): Set default profile.
5518 * function.h (rtl_data): Add maybe_hot_insn_p.
5519 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5520 (construct_exit_block): Likewise.
5521 (tree_expand_cfg): Likewise.
5523 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5524 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5525 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5526 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5529 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5532 * c-decl.c (merge_decls): Merge USED flags.
5534 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5536 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5537 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5538 next_stack, lab_false and lab_over trees.
5540 2008-07-28 Richard Guenther <rguenther@suse.de>
5542 PR tree-optimization/36957
5543 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5544 (useless_type_conversion_p): Remove.
5545 (types_compatible_p): Remove.
5546 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5547 (useless_type_conversion_p): Declare.
5548 (types_compatible_p): Declare.
5549 (gimple_expr_type): Return the base type only if it is
5550 trivially convertible to the subtype.
5552 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5554 * configure.ac: Use the m4_do macro to concatenate the warnings into
5555 one string in ACX_PROG_CC_WARNING_OPTS,
5556 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5557 * configure: Regenerate.
5559 2008-07-28 Richard Guenther <rguenther@suse.de>
5561 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5562 (insert_fake_stores): Remove.
5563 (realify_fake_stores): Likewise.
5564 (execute_pre): Remove dead code.
5565 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5566 (find_func_aliases): Deal with it here instead.
5567 Re-enable gcc_unreachable call.
5569 2008-07-28 Richard Guenther <rguenther@suse.de>
5571 Merge from gimple-tuples-branch.
5573 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5574 * gimple.def: New file.
5575 * gsstruct.def: Likewise.
5576 * gimple-iterator.c: Likewise.
5577 * gimple-pretty-print.c: Likewise.
5578 * tree-gimple.c: Removed. Merged into ...
5579 * gimple.c: ... here. New file.
5580 * tree-gimple.h: Removed. Merged into ...
5581 * gimple.h: ... here. New file.
5583 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5584 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5585 --enable-checking=gimple flag.
5586 * config.in: Likewise.
5587 * configure: Regenerated.
5589 * tree-ssa-operands.h: Tuplified.
5590 * tree-vrp.c: Likewise.
5591 * tree-loop-linear.c: Likewise.
5592 * tree-into-ssa.c: Likewise.
5593 * tree-ssa-loop-im.c: Likewise.
5594 * tree-dump.c: Likewise.
5595 * tree-complex.c: Likewise.
5596 * cgraphbuild.c: Likewise.
5597 * tree-ssa-threadupdate.c: Likewise.
5598 * tree-ssa-loop-niter.c: Likewise.
5599 * tree-pretty-print.c: Likewise.
5600 * tracer.c: Likewise.
5601 * gengtype.c: Likewise.
5602 * tree-loop-distribution.c: Likewise.
5603 * tree-ssa-loop-unswitch.c: Likewise.
5604 * cgraph.c: Likewise.
5605 * cgraph.h: Likewise.
5606 * tree-ssa-loop-manip.c: Likewise.
5607 * value-prof.c: Likewise.
5608 * tree-ssa-loop-ch.c: Likewise.
5609 * tree-tailcall.c: Likewise.
5610 * value-prof.h: Likewise.
5613 * tree-pass.h: Likewise.
5614 * ipa-cp.c: Likewise.
5615 * tree-scalar-evolution.c: Likewise.
5616 * tree-scalar-evolution.h: Likewise.
5617 * target.h: Likewise.
5618 * lambda-mat.c: Likewise.
5619 * tree-phinodes.c: Likewise.
5620 * diagnostic.h: Likewise.
5621 * builtins.c: Likewise.
5622 * tree-ssa-alias-warnings.c: Likewise.
5623 * cfghooks.c: Likewise.
5624 * fold-const.c: Likewise.
5625 * cfghooks.h: Likewise.
5626 * omp-low.c: Likewise.
5627 * tree-ssa-dse.c: Likewise.
5628 * ipa-reference.c: Likewise.
5629 * tree-ssa-uncprop.c: Likewise.
5630 * toplev.c: Likewise.
5631 * tree-gimple.c: Likewise.
5632 * tree-gimple.h: Likewise.
5633 * tree-chrec.c: Likewise.
5634 * tree-chrec.h: Likewise.
5635 * tree-ssa-sccvn.c: Likewise.
5636 * tree-ssa-sccvn.h: Likewise.
5637 * cgraphunit.c: Likewise.
5638 * tree-ssa-copyrename.c: Likewise.
5639 * tree-ssa-ccp.c: Likewise.
5640 * tree-ssa-loop-ivopts.c: Likewise.
5641 * tree-nomudflap.c: Likewise.
5642 * tree-call-cdce.c: Likewise.
5643 * ipa-pure-const.c: Likewise.
5644 * c-format.c: Likewise.
5645 * tree-stdarg.c: Likewise.
5646 * tree-ssa-math-opts.c: Likewise.
5647 * tree-ssa-dom.c: Likewise.
5648 * tree-nrv.c: Likewise.
5649 * tree-ssa-propagate.c: Likewise.
5650 * ipa-utils.c: Likewise.
5651 * tree-ssa-propagate.h: Likewise.
5652 * tree-ssa-alias.c: Likewise.
5653 * gimple-low.c: Likewise.
5654 * tree-ssa-sink.c: Likewise.
5655 * ipa-inline.c: Likewise.
5656 * c-semantics.c: Likewise.
5657 * dwarf2out.c: Likewise.
5659 * tree-ssa-loop-ivcanon.c: Likewise.
5660 * predict.c: Likewise.
5661 * tree-ssa-loop.c: Likewise.
5662 * tree-parloops.c: Likewise.
5663 * tree-ssa-address.c: Likewise.
5664 * tree-ssa-ifcombine.c: Likewise.
5665 * matrix-reorg.c: Likewise.
5666 * c-decl.c: Likewise.
5667 * tree-eh.c: Likewise.
5668 * c-pretty-print.c: Likewise.
5669 * lambda-trans.c: Likewise.
5670 * function.c: Likewise.
5671 * langhooks.c: Likewise.
5672 * ebitmap.h: Likewise.
5673 * tree-vectorizer.c: Likewise.
5674 * function.h: Likewise.
5675 * langhooks.h: Likewise.
5676 * tree-vectorizer.h: Likewise.
5677 * ipa-type-escape.c: Likewise.
5678 * ipa-type-escape.h: Likewise.
5679 * domwalk.c: Likewise.
5680 * tree-if-conv.c: Likewise.
5681 * profile.c: Likewise.
5682 * domwalk.h: Likewise.
5683 * tree-data-ref.c: Likewise.
5684 * tree-data-ref.h: Likewise.
5685 * tree-flow-inline.h: Likewise.
5686 * tree-affine.c: Likewise.
5687 * tree-vect-analyze.c: Likewise.
5688 * c-typeck.c: Likewise.
5689 * gimplify.c: Likewise.
5690 * coretypes.h: Likewise.
5691 * tree-ssa-phiopt.c: Likewise.
5692 * calls.c: Likewise.
5693 * tree-ssa-coalesce.c: Likewise.
5694 * tree.def: Likewise.
5695 * tree-dfa.c: Likewise.
5696 * except.c: Likewise.
5697 * except.h: Likewise.
5698 * cfgexpand.c: Likewise.
5699 * tree-cfgcleanup.c: Likewise.
5700 * tree-ssa-pre.c: Likewise.
5701 * tree-ssa-live.c: Likewise.
5702 * tree-sra.c: Likewise.
5703 * tree-ssa-live.h: Likewise.
5704 * tree-predcom.c: Likewise.
5705 * lambda.h: Likewise.
5706 * tree-mudflap.c: Likewise.
5707 * ipa-prop.c: Likewise.
5708 * print-tree.c: Likewise.
5709 * tree-ssa-copy.c: Likewise.
5710 * ipa-prop.h: Likewise.
5711 * tree-ssa-forwprop.c: Likewise.
5712 * ggc-page.c: Likewise.
5713 * c-omp.c: Likewise.
5714 * tree-ssa-dce.c: Likewise.
5715 * tree-vect-patterns.c: Likewise.
5716 * tree-ssa-ter.c: Likewise.
5717 * tree-nested.c: Likewise.
5718 * tree-ssa.c: Likewise.
5719 * lambda-code.c: Likewise.
5720 * tree-ssa-loop-prefetch.c: Likewise.
5721 * tree-inline.c: Likewise.
5722 * tree-inline.h: Likewise.
5723 * tree-iterator.c: Likewise.
5724 * tree-optimize.c: Likewise.
5725 * tree-ssa-phiprop.c: Likewise.
5726 * tree-vect-transform.c: Likewise.
5727 * tree-object-size.c: Likewise.
5728 * tree-outof-ssa.c: Likewise.
5729 * cfgloop.c: Likewise.
5730 * system.h: Likewise.
5731 * tree-profile.c: Likewise.
5732 * cfgloop.h: Likewise.
5733 * c-gimplify.c: Likewise.
5734 * c-common.c: Likewise.
5735 * tree-vect-generic.c: Likewise.
5736 * tree-flow.h: Likewise.
5737 * c-common.h: Likewise.
5738 * basic-block.h: Likewise.
5739 * tree-ssa-structalias.c: Likewise.
5740 * tree-switch-conversion.c: Likewise.
5741 * tree-ssa-structalias.h: Likewise.
5742 * tree-cfg.c: Likewise.
5743 * passes.c: Likewise.
5744 * ipa-struct-reorg.c: Likewise.
5745 * ipa-struct-reorg.h: Likewise.
5746 * tree-ssa-reassoc.c: Likewise.
5747 * cfgrtl.c: Likewise.
5748 * varpool.c: Likewise.
5750 * tree-ssanames.c: Likewise.
5751 * tree-ssa-threadedge.c: Likewise.
5752 * langhooks-def.h: Likewise.
5753 * tree-ssa-operands.c: Likewise.
5754 * config/alpha/alpha.c: Likewise.
5755 * config/frv/frv.c: Likewise.
5756 * config/s390/s390.c: Likewise.
5757 * config/m32c/m32c.c: Likewise.
5758 * config/m32c/m32c-protos.h: Likewise.
5759 * config/spu/spu.c: Likewise.
5760 * config/sparc/sparc.c: Likewise.
5761 * config/i386/i386.c: Likewise.
5762 * config/sh/sh.c: Likewise.
5763 * config/xtensa/xtensa.c: Likewise.
5764 * config/stormy16/stormy16.c: Likewise.
5765 * config/ia64/ia64.c: Likewise.
5766 * config/rs6000/rs6000.c: Likewise.
5767 * config/pa/pa.c: Likewise.
5768 * config/mips/mips.c: Likewise.
5770 2008-07-28 Simon Baldwin <simonb@google.com>
5772 * c-pragma.c (handle_pragma_message): New function.
5773 (init_pragma): Register handle_pragma_message.
5774 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5777 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5779 PR tree-optimization/35252
5780 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5781 REALPART_EXPR to be considered as same load operation.
5783 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5785 PR tree-optimization/36830
5786 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5787 (expressions_equal_p): Return false if only one operand is null.
5789 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5791 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5792 version requirements.
5794 2008-07-26 Olivier Hainque <hainque@adacore.com>
5796 * collect2.c (symkind): New enum. Symbol kinds we care about.
5797 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5798 code and head comment accordingly.
5799 (scan_prog_file): Use symkind names instead of bare integers.
5801 2008-07-25 Jan Hubicka <jh@suse.cz>
5803 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5805 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5806 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5807 * dojump.c (clear_pending_stack_adjust): Likewise.
5808 * print-tree.c (print_node): Ignore DECL_INLINE.
5809 * tree-inline.c (inlinable_function_p): Likewise.
5811 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5813 * doc/extend.texi (hot attribute): Document that the hot attribute
5814 turns on -O3 for some ports.
5815 (cold attribute): Document that the cold attribute turns on -Os
5818 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5819 reflect function specific option support.
5821 * target.h (struct target_option_hooks): Add fields to say whether
5822 the cold attribute implies -Os and the hot attribute implies -O3.
5824 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5825 By default, do not turn on -Os for cold functions.
5826 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5827 not turn on -O3 for hot functions.
5829 * c-common.c (handle_hot_attribute): Use target hook to determine
5830 if hot functions should enable -O3.
5831 (handle_cold_attribute): Use target hook to determine if cold
5832 functions should enable -Os.
5834 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5835 (override_options): Move disable scheduling to
5836 optimization_options.
5837 (optimization_options): Disable scheduling here, not
5839 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5840 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5842 * config/ia64/ia64.c (ia64_override_options): Move setting
5843 scheduling flags to ia64_optimization_options.
5844 (ia64_optimization_options): Disable scheduling options here, and
5845 not in ia64_override_options.
5846 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5847 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5849 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5852 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5854 2008-07-25 Martin Jambor <mjambor@suse.cz>
5856 PR tree-optimization/36926
5857 * ipa-prop.c (ipa_analyze_call_uses): Call
5858 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5860 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5862 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5863 movv2si_internal): Add mem = reg alternative.
5865 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5868 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5869 DEFAULT_PCC_STRUCT_RETURN to 127.
5871 2008-07-24 Jan Hubicka <jh@suse.cz>
5873 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5874 (build_cgraph_edges): Likewise.
5875 * cgraph.c (cgraph_node): Do not update assembler hash.
5876 (cgraph_remove_node): Drop non-unit-at-a-time code.
5877 * tree-pass.h (pass_O0_always_inline): Remove.
5878 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5879 * toplev.c (process_options): Flag unit-at-a-time does not imply
5881 * cgraphunit.c: Update comments.
5882 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5883 (cgraph_assemble_pending_functions): Remove.
5884 (cgraph_reset_node): Drop non-unit-at-a-time code.
5885 (cgraph_finalize_function): Likewise.
5886 (cgraph_analyze_function): Likewise.
5887 (cgraph_finalize_compilation_unit): Likewise.
5888 (cgraph_expand_function): Likewise.
5889 (cgraph_optimize): Likesise.
5890 (save_inline_function_body): Likewise.
5891 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5892 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5893 * ipa-inline.c: Update comments.
5894 (enum inlining_mode): remove INLINE_SPEED.
5895 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5896 (cgraph_mark_inline_edge): Likewise.
5897 (try_inline): Likewise.
5898 (cgraph_decide_inlining_incrementally): Likewise.
5899 (cgraph_gate_inlining): Remove.
5900 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5901 (cgraph_gate_early_inlining): Likewise.
5902 (gate_inline_passes): Remove.
5903 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5904 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5905 pass_O0_always_inline): Remove.
5906 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5907 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5908 * opts.c (no_unit_at_a_time_default): Remove.
5909 (decode_options): Remove flag_unit_at_a_time reset and warning.
5910 * opts.h (no_unit_at_a_time_default): Remove.
5911 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5912 early in GNU dialect.
5913 (merge_decls): Update comment; drop unit-at-a-time check.
5914 (finish_decl): Likewise.
5915 (grok_declaration): Remove flag_inline_trees code.
5916 (finish_functions): Return on function returning non-void on all
5918 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5919 * cfgexpand.c (expand_one_static_var): Remove.
5920 (expand_one_var): Remove expand_one_static_var call.
5921 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5922 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5923 and flag_unit_at_a-time compatibility checks.
5924 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5925 * tree-inline.c (flag_inline_trees): Remove.
5926 (inlinable_function_p): Don't check it.
5927 (expand_call_inline): Remove non-unit-at-a-time code.
5928 * tree-inline.h (flag_inline_trees): Remove.
5929 * tree-optimize.c (execute_early_local_optimizations): Remove
5930 unit-at-a-time checks.
5931 (tree_rest_of_compilation): Likewise.
5932 * combine.c (setup_incoming_promotions): Likewise.
5933 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5934 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5935 * passes.c (pass_inline_parameters): Update comments; remove
5936 O0_alwaysinline pass.
5937 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5938 (execute_one_pass): Likewise.
5939 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5940 (ix86_function_sseregparm): Likewise.
5941 * arm.c (arm_function_in_section_p): Likewise.
5942 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5943 * varpool.c: Update comments.
5944 (decide_is_variable_needed): Remove unit-at-a-time checks.
5945 (varpool_finalize_decl): Likewise.
5947 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5949 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5951 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5953 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5955 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5956 imp symbol extension.
5958 2008-07-23 Ian Lance Taylor <iant@google.com>
5960 * tree-vrp.c (infer_value_range): Ignore asm statements when
5961 looking for memory accesses for -fdelete-null-pointer-checks.
5963 2008-07-24 Ben Elliston <bje@au.ibm.com>
5965 * config/spu/spu-c.c (__vector_keyword): New variable.
5966 (vector_keyword): Likewise.
5967 (spu_categorize_keyword): New function.
5968 (spu_macro_to_expand): Likewise.
5969 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5970 compiling an ISO C dialect.
5972 2008-07-24 Ben Elliston <bje@au.ibm.com>
5974 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5977 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5979 * configure: Regenerate.
5980 * configure.ac: Require texinfo 4.7.
5981 * doc/install.texi: Document texinfo 4.7 requirement.
5983 2008-07-23 Martin Jambor <mjambor@suse.cz>
5985 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5986 rather than for DECL_SAVED_TREE.
5987 * ipa-prop.c: Include diagnostic.h.
5988 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5990 (ipa_detect_param_modifications): Function rewritten from scratch.
5991 (ipa_compute_jump_functions): Changed accesses to modification flags.
5992 (ipa_free_node_params_substructures): Update flags destruction.
5993 (ipa_node_duplication_hook): Update flags duplication.
5994 (ipa_print_all_params_modified): Updated flag access.
5995 * ipa-prop.h (struct ipa_param_flags): New structure.
5996 (struct ipa_node_params): New field modification_analysis_done,
5997 modified_flags changed into param_flags.
5998 (ipa_is_ith_param_modified): Changed to use new flags.
5999 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6001 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6002 ipa-cp.c and split into two functions.
6003 (ipa_print_node_jump_functions): New function.
6004 (compute_scalar_jump_functions): New function.
6005 (type_like_member_ptr_p): New function.
6006 (compute_pass_through_member_ptrs): New function.
6007 (fill_member_ptr_cst_jump_function): New function.
6008 (determine_cst_member_ptr): New function.
6009 (compute_cst_member_ptr_arguments): New function.
6010 (ipa_compute_jump_functions): Complete rewrite.
6011 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6012 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6013 (struct ipa_member_ptr_cst): New structure.
6014 (union jump_func_value): New field member_cst.
6015 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6016 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6017 jump function types.
6018 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6019 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6020 instead of ipcp_print_all_jump_functions.
6021 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6022 only for replacable scalars.
6024 * doc/invoke.texi (Optimize options): Add description of
6025 -findirect-inlining.
6026 * common.opt (flag_indirect_inlining): New flag.
6027 * opts.c (decode_options): Set flag_indirect_inlining when
6030 * ipa-inline.c: Include ipa-prop.h.
6031 (inline_indirect_intraprocedural_analysis): New function.
6032 (inline_generate_summary): Allocate parameter and argument info
6033 structures, call inline_indirect_intraprocedural_analysis on each
6034 node when doing indirect inlining and deallocate indirect inlining
6035 data structures in the end.
6036 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6037 (free_all_ipa_structures_after_iinln): New function.
6038 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6040 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6042 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6043 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6044 of computing the frequency separately.
6045 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6046 of computing the frequency separately.
6047 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6048 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6049 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6050 (ipa_get_stmt_member_ptr_load_param): New function.
6051 (ipa_is_ssa_with_stmt_def): New function.
6052 (ipa_note_param_call): New function.
6053 (ipa_analyze_call_uses): New function.
6054 (ipa_analyze_stmt_uses): New function.
6055 (ipa_analyze_params_uses): New function.
6056 (ipa_free_node_params_substructures): Also free the param_calls linked
6058 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6059 (ipa_print_node_param_flags): New function.
6060 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6061 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6062 * ipa-prop.h (struct ipa_param_flags): New field called.
6063 (struct ipa_param_call_note): New structure.
6064 (struct ipa_node_params): New fields param_calls and
6066 (ipa_is_ith_param_called): New function.
6067 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6068 ipa_analyze_params_uses and dump parameter flags.
6070 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6071 ipa_propagate_indirect_call_infos if performing indirect inlining,
6072 pass a new parameter new_edges to it.
6073 (add_new_edges_to_heap): New fucntion.
6074 (cgraph_decide_inlining_of_small_functions): New vector
6075 new_indirect_edges for newly found indirect edges , call
6076 ipa_propagate_indirect_call_infos after inlining.
6077 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6078 inlining if performing indirect inlining. Call
6079 free_all_ipa_structures_after_iinln when doing so too.
6080 (inline_generate_summary): Do not call
6081 free_all_ipa_structures_after_iinln here.
6082 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6083 (print_edge_addition_message): New function.
6084 (update_call_notes_after_inlining): New function.
6085 (propagate_info_to_inlined_callees): New function.
6086 (ipa_propagate_indirect_call_infos): New function.
6087 * ipa-prop.h: Include cgraph.h
6088 (struct ipa_param_call_note): Fields reordered, new field processed.
6089 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6091 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6092 rediscovered call statements.
6093 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6094 (dump_cgraph_node): Dump also the indirect_call flag.
6095 (cgraph_clone_edge): Copy also the indirect_call flag.
6096 * tree-inline.c (copy_bb): Do not check for fndecls from call
6097 expressions, check for edge availability when moving clones.
6098 (get_indirect_callee_fndecl): New function.
6099 (expand_call_inline): If callee declaration is not apprent from
6100 the statement, try calling get_indirect_callee_fndecl. Do not
6101 issue warnings or call sorry when not inlinings an indirect edge.
6102 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6104 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6105 bit more frandly to matching.
6106 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6107 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6108 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6110 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6113 * opth-gen.awk: Suppress function specific features when building
6115 * optc-gen.awk: Ditto.
6117 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6120 * diagnostic.c (pedwarn): Add opt parameter.
6122 * c-tree.h (pedwarn_init): Add opt parameter.
6123 (pedwarn_c90): Likewise.
6124 (pedwarn_c99): Likewise.
6125 * c-errors.c (pedwarn_c99): Likewise.
6126 (pedwarn_c90): Likewise.
6127 * toplev.h (pedwarn): Update declaration.
6128 (pedwarn0): Declare.
6129 * c-lex.c: All calls to pedwarn changed.
6130 * builtins.c: All calls to pedwarn changed.
6131 * toplev.c: All calls to pedwarn changed.
6132 * c-decl.c: All calls to pedwarn changed.
6133 * c-typeck.c: All calls to pedwarn changed.
6134 * c-common.c: All calls to pedwarn changed.
6135 * c-parser.c: All calls to pedwarn changed.
6137 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6138 Karthik Kumar <karthikkumar@gmail.com>
6140 * attribs.c (file scope): Include c-common.h.
6141 (decl_attributes): Add support for #pragma GCC optimize and
6144 * targhooks.c (default_can_inline_p): New function that is the
6145 default for the TARGET_CAN_INLINE_P target hook.
6147 * targhooks.h (default_can_inline_p): Add declaration.
6149 * tree.c (cl_optimization_node): New static tree for building
6150 OPTIMIZATION_NODE tree.
6151 (cl_target_option_node): New static tree for building
6152 TARGET_OPTION_NODE tree.
6153 (cl_option_hash_table): New hash table for hashing
6154 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6155 (cl_option_hash_hash): New function to provide the hash value for
6156 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6157 (cl_option_hash_eq): New function to provide an equality test for
6158 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6159 (tree_code_size): Add support for OPTIMIZATION_NODE and
6160 TARGET_OPTION_NODE trees.
6161 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6162 TARGET_OPTION_NODE trees.
6163 (build_optimization_node): Build a tree that has all of the
6164 current optimization options.
6165 (build_target_option_node): Build a tree that has the target
6166 options that might be changed on a per function basis.
6168 * tree.h (file scope): Include options.h.
6169 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6170 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6171 (TREE_OPTIMIZATION): Ditto.
6172 (TREE_TARGET_SPECIFIC): Ditto.
6173 (struct tree_function_decl): Add fields for remembering the
6174 current optimization options and target specific options.
6175 (struct tree_optimization_option): New tree variant that remembers
6176 the optimization options.
6177 (struct tree_target_option): New tree variant that remembers the
6178 target specific flags that might change for compiling a particular
6180 (union tree_node): Include tree_optimization_option and
6181 tree_target_option fields.
6182 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6183 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6184 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6185 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6186 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6187 optimization and target options.
6188 (optimization_default_node): New macro to refer to global_trees
6190 (optimization_current_node): Ditto.
6191 (optimization_cold_node): Ditto.
6192 (optimization_hot_node): Ditto.
6193 (target_option_default_node): Ditto.
6194 (target_option_current_node): Ditto.
6195 (current_option_pragma): Ditto.
6196 (current_optimize_pragma): Ditto.
6198 * target.h (struct gcc_target): Add valid_option_attribute_p,
6199 target_option_save, target_option_restore, target_option_print,
6200 target_option_pragma_parse, and can_inline_p hooks.
6202 * toplev.h (parse_optimize_options): Add declaration.
6203 (fast_math_flags_struct_set_p): Ditto.
6205 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6206 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6209 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6210 tree_can_inline_p hook to see if one function can inline another.
6211 (cgraph_decide_inlining): Ditto.
6212 (cgraph_decide_inlining_incrementally): Ditto.
6214 * opts.c (decode_options): Add support for running multiple times
6215 to allow functions with different target or optimization options
6216 than was specified on the command line.
6217 (fast_math_flags_struct_set_p): New function that is similar to
6218 fast_math_flags_set_p, except it uses the values in the
6219 cl_optimization structure instead of global variables.
6221 * optc-gen.awk: Add support for TargetSave to allow a back end to
6222 declare new fields that need to be saved when using function
6223 specific options. Include flags.h and target.h in the options.c
6224 source. Add support for Save to indicate which options can be set
6225 for individual functions. Generate cl_optimize_save,
6226 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6227 cl_target_option_restore, cl_target_option_print functions to
6228 allow functions to use different optimization or target options.
6230 * opt-functions.awk (var_type_struct): Return the type used for
6231 storing the field in a structure.
6233 * opth-gen.awk: Add support for TargetSave to allow a back end to
6234 declare new fields that need to be saved when using function
6235 specific options. Add support for Save to indicate which options
6236 can be set for individual functions. Only generate one extern for
6237 Mask fields. Generate cl_optimization and cl_target_option
6238 structures to remember optimization and target options.
6240 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6241 collecting new tree nodes.
6242 (TS_TARGET_OPTION): Ditto.
6244 * c-decl.c (merge_decls): Merge function specific target and
6245 optimization options.
6247 * function.c (invoke_set_current_function_hook): If the function
6248 uses different optimization options, change the global variables
6251 * coretypes.h (struct cl_optimization): Add forward reference.
6252 (struct cl_target_option): Ditto.
6254 * c-pragma.c (option_stack): New static vector to remember the
6255 current #pragma GCC option stack.
6256 (handle_pragma_option): New function to support #pragma GCC option
6257 to change target options.
6258 (optimize_stack): New static vector to remember the current
6259 #pragma GCC optimize stack.
6260 (handle_pragma_optimize): New function to support #pragma GCC
6261 optimize to change optimization options.
6262 (init_pragma): Add support for #pragma GCC optimize and #pragma
6265 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6266 optimization options.
6267 (TARGET_OPTION_NODE): New tree code for remembering certain target
6270 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6271 TARGET_OPTION_NODE trees.
6273 * common.opt (-O): Add Optimization flag.
6275 (-fmath-errno): Ditto.
6276 (-falign-functions): Add UInteger flag to make sure flag gets full
6277 int in cl_optimization structure.
6278 (-falign-jumps): Ditto.
6279 (-falign-labels): Ditto.
6280 (-falign-loops): Ditto.
6281 (-fsched-stalled-insns): Ditto.
6282 (-fsched-stalled-insns-dep): Ditto.
6284 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6286 (TARGET_OPTION_SAVE): Ditto.
6287 (TARGET_OPTION_RESTORE): Ditto.
6288 (TARGET_OPTION_PRINT): Ditto.
6289 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6290 (TARGET_CAN_INLINE_P): Ditto.
6291 (TARGET_INITIALIZER): Add new hooks.
6293 * tree-inline.c (tree_can_inline_p): New function to determine
6294 whether one function can inline another. Check if the functions
6295 use compatible optimization options, and also call the backend
6298 * tree-inline.h (tree_can_inline_p): Add declaration.
6300 * c-common.c (c_common_attribute): Add support for option and
6301 optimize attributes.
6302 (handle_option_attribute): Add support for the option attribute to
6303 allow the user to specify different target options for compiling a
6305 (handle_optimize_attribute): Add support for the optimize
6306 attribute to allow the user to specify different optimization
6307 options for compiling a specific function.
6308 (handle_hot_attribute): Turn on -O3 optimization for this one
6309 function if it isn't the default optimization level.
6310 (handle_cold_attribute): Turn on -Os optimization for this one
6311 function if it insn't the default optimization.
6312 (const_char_p): New const char * typedef.
6313 (optimize_args): New static vector to remember the optimization
6315 (parse_optimize_options): New function to set up the optimization
6316 arguments from either the optimize attribute or #pragma GCC optimize.
6318 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6319 (builtin_define_std): Ditto.
6321 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6322 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6323 (x86_64-*-*): Ditto.
6325 * Makefile.in (TREE_H): Add options.h.
6326 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6328 * doc/extend.texi (option attribute): Document new attribute.
6329 (optimize attribute): Ditto.
6330 (hot attribute): Document hot attribute sets -O3.
6331 (cold attribute): Document cold attribute sets -Os.
6332 (#pragma GCC option): Document new pragma.
6333 (#pragma GCC optimize): Ditto.
6335 * doc/options.texi (TargetSave): Document TargetSave syntax.
6336 (UInteger): Document UInteger must be used for certain flags.
6337 (Save): Document Save option to create target specific options
6338 that can be saved/restored on a function specific context.
6340 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6341 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6343 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6344 (TARGET_OPTION_SAVE): Ditto.
6345 (TARGET_OPTION_RESTORE): Ditto.
6346 (TARGET_OPTION_PRINT): Ditto.
6347 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6348 (TARGET_CAN_INLINE_P): Ditto.
6350 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6352 (-mfpmath=both): Ditto.
6354 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6355 Karthik Kumar <karthikkumar@gmail.com>
6357 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6358 (TARGET_POPCNT): Ditto.
6359 (TARGET_SAHF): Ditto.
6360 (TARGET_AES): Ditto.
6361 (TARGET_PCLMUL): Ditto.
6362 (TARGET_CMPXCHG16B): Ditto.
6363 (TARGET_RECIP): Move switch into target_flags.
6364 (TARGET_FUSED_MADD): Ditto.
6365 (ix86_arch_features): Make an unsigned char type.
6366 (ix86_tune_features): Ditto.
6367 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6368 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6369 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6371 * config/i386/i386.opt (arch): New TargetSave field to define
6372 fields that need to be saved for function specific option support.
6375 (branch_cost): Ditto.
6376 (ix86_isa_flags_explicit): Ditto.
6377 (tune_defaulted): Ditto.
6378 (arch_specified): Ditto.
6379 (-m128-long-double): Add Save flag to save option for target
6380 specific option support.
6382 (-maccumulate-outgoing-args): Ditto.
6383 (-malign-double): Ditto.
6384 (-malign-stringops): Ditto.
6385 (-mfancy-math-387): Ditto.
6386 (-mhard-float): Ditto.
6388 (-minline-all-stringops): Ditto.
6389 (-minline-stringops-dynamically): Ditto.
6390 (-mms-bitfields): Ditto.
6391 (-mno-align-stringops): Ditto.
6392 (-mno-fancy-math-387): Ditto.
6393 (-mno-push-args): Ditto.
6394 (-mno-red-zone): Ditto.
6395 (-mpush-args): Ditto.
6396 (-mred-zone): Ditto.
6398 (-msseregparm): Ditto.
6399 (-mstack-arg-probe): Ditto.
6414 (-mrecip): Move flag into target_flags.
6416 (-mno-fused-madd): Ditto.
6417 (-mfused-madd): Ditto.
6418 (-mabm): Move flag into ix86_isa_flags.
6425 * config/i386/i386-c.c: New file for #pragma support.
6426 (ix86_target_macros_internal): New function to #define or #undef
6427 target macros based when the user uses the #pragma GCC option to
6428 change target options.
6429 (ix86_pragma_option_parse): New function to add #pragma GCC option
6431 (ix86_target_macros): Move defining the target macros here from
6432 TARGET_CPU_CPP_BUILTINS in i386.h.
6433 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6434 defined, initialize any subtarget #pragmas.
6436 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6437 REGISTER_TARGET_PRAGMAS.
6439 * config/i386/t-i386: New file for x86 dependencies.
6440 (i386.o): Make dependencies mirror the include files used.
6441 (i386-c.o): New file, add dependencies.
6443 * config/i386/i386-protos.h (override_options): Add bool argument.
6444 (ix86_valid_option_attribute_tree): Add declaration.
6445 (ix86_target_macros): Ditto.
6446 (ix86_register_macros): Ditto.
6448 * config/i386/i386.c (ix86_tune_features): Move initialization of
6449 the target masks to initial_ix86_tune_features to allow functions
6450 to have different target options. Make type unsigned char,
6451 instead of unsigned int.
6452 (initial_ix86_tune_features): New static vector to hold processor
6453 masks for the tune variables.
6454 (ix86_arch_features): Move initialization of the target masks to
6455 initial_ix86_arch_features to allow functions to have different
6456 target options. Make type unsigned char, instead of unsigned int.
6457 (initial_ix86_arch_features): New static vector to hold processor
6458 masks for the arch variables.
6459 (enum ix86_function_specific_strings): New enum to describe the
6460 string options used for attribute((option(...))).
6461 (ix86_target_string): New function to return a string that
6462 describes the target options.
6463 (ix86_debug_options): New function to print the current options in
6465 (ix86_function_specific_save): New function hook to save the
6466 function specific global variables in the cl_target_option structure.
6467 (ix86_function_specific_restore): New function hook to restore the
6468 function specific variables from the cl_target_option structure to
6469 the global variables.
6470 (ix86_function_specific_print): New function hook to print the
6471 target specific options in the cl_target_option structure.
6472 (ix86_valid_option_attribute_p): New function hook to validate
6473 attribute((option(...))) arguments.
6474 (ix86_valid_option_attribute_tree): New function that is common
6475 code between attribute((option(...))) and #pragma GCC option
6476 support that parses the options and returns a tree holding the options.
6477 (ix86_valid_option_attribute_inner_p): New helper function for
6478 ix86_valid_option_attribute_tree.
6479 (ix86_can_inline_p): New function hook to decide if one function
6480 can inline another on a target specific basis.
6481 (ix86_set_current_function); New function hook to switch target
6482 options if the user used attribute((option(...))) or #pragma GCC
6484 (ix86_tune_defaulted): Move to static file scope from
6486 (ix86_arch_specified): Ditto.
6487 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6489 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6490 (OPTION_MASK_ISA_ABM_SET): Ditto.
6491 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6492 (OPTION_MASK_ISA_CX16_SET): Ditto.
6493 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6494 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6495 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6496 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6497 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6498 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6499 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6500 (struct ptt): Move to static file scope from override_options.
6501 (processor_target_table): Ditto.
6503 (ix86_handle_option): Add support for options that are now isa options.
6504 (override_options): Add support for declaring functions that
6505 support different target options than were specified on the
6506 command line. Move struct ptt, processor_target_table, cpu_names,
6507 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6508 Add bool argument. Fix up error messages so the appropriate error
6509 is given for either command line or attribute.
6510 (ix86_previous_fndecl): New static to remember previous function
6511 declaration to see if we need to change target options.
6512 (ix86_builtins_isa): New array to record the ISA of each builtin
6514 (def_builtin): Always create the builtin function, even if the
6515 current ISA doesn't support it.
6516 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6517 tests for those builtins.
6518 (ix86_init_builtins): Remove TARGET_MMX test for calling
6519 ix86_init_mmx_sse_builtins.
6520 (ix86_expand_builtin): If the current ISA doesn't support a given
6521 builtin, signal an error.
6522 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6523 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6524 (TARGET_OPTION_SAVE): Ditto.
6525 (TARGET_OPTION_RESTORE): Ditto.
6526 (TARGET_OPTION_PRINT): Ditto.
6527 (TARGET_CAN_INLINE_P): Ditto.
6529 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6531 * c-typeck.c (build_external_ref): Don't call assemble_external.
6532 * final.c (output_operand): Call assemble_external.
6534 2008-07-21 DJ Delorie <dj@redhat.com>
6536 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6537 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6539 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6541 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6542 original insn and splitter contents into ...
6543 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6544 flag_unsafe_math_optimizations. Add dummy scratch register.
6545 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6546 !flag_unsafe_math_optimizations. Returns number with next
6547 highest magnitude if this is still less or equal to the true
6548 quotient in magnitude.
6550 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6552 * Makefile.in: Replace toplev.h with TOPLEV_H.
6553 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6554 * c-lex.c (fe_file_change): Don't set in_system_header.
6555 * c-parser.c (c_token): Remove in_system_header.
6556 (c_lex_one_token): Don't set in_system_header.
6557 (c_parser_set_source_position_from_token): Don't set in_system_header.
6558 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6561 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6562 * flags.h (in_system_header): Remove.
6563 * function.c (saved_in_system_header): Remove.
6564 (push_cfun): Don't set in_system_header.
6565 (pop_cfun): Don't set in_system_header.
6566 (push_struct_function): Don't set in_system_header.
6567 * input.h (expanded_location): Add sysp.
6568 (in_system_header_at): New.
6569 (in_system_header): New.
6570 * toplev.c (in_system_header): Remove.
6571 * toplev.h: Include input.h
6573 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6574 * tree-ssa.c (warn_uninit): Call warning_at.
6575 (warn_uninitialized_var): Update calls to warn_uninit.
6576 (warn_uninitialized_phi): Update calls to warn_uninit.
6577 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6578 (expand_location): Initialize xloc.sysp.
6579 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6580 (tree_decl_with_vis): Remove in_system_header_flag.
6582 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6585 * recog.c (asm_operand_ok): Change the order of the extra
6586 memory constraint checks.
6588 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6591 * tree-switch-conversion.c (build_one_array): Call
6592 varpool_mark_needed_node and varpool_finalize_decl
6593 instead of assemble_variable.
6595 2008-07-19 Jan Hubicka <jh@suse.cz>
6597 * cgraph.c (cgraph_add_new_function): Do early local passes.
6598 * tree-nrv.c (gate_pass_return_slot): New gate.
6599 (pass_nrv): Add the gate.
6600 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6602 (coalesce_ssa_name): Coalesce SSA names.
6603 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6604 not optimizing so unused user vars remains visible.
6605 * common.opt (flag_tree_ter): Always enable by default.
6606 * tree-ssa-ter.c: Include flags.h
6607 (is_replaceable_p): Check that locations match; when aliasing is missing
6608 be conservative about loads.
6609 * tree-optimize.c (gate_init_datastructures): Remove.
6610 (pass_init_datastructures): New.
6611 * passes.c: Reorder passes so we always go into SSA.
6613 2008-07-19 Jan Hubicka <jh@suse.cz>
6615 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6616 * doc/invoke.texi (--combine): Likewise.
6617 (-finline-functions-called-once): Update levels when enabled.
6618 (-funit-at-a-time): Document new behaviour.
6619 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6620 -fno-section-anchors when disabled explicitly.
6621 (inline params): They are not ignored now.
6622 (precompiled headers): Remove unit-at-a-time as being incompatible.
6623 * opts.c (decode_options): Handle unit-at-a-time as alias;
6624 imply -fno-section-anchors when toplevel reorder is disabled
6626 * common.opt (ftoplevel-reorder): Set default value to 2.
6627 (funit-at-a-time): Set default value to 1.
6628 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6631 2008-07-19 Jan Hubicka <jh@suse.cz>
6633 * builtins.c (expand_builtin_int_roundingfn,
6634 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6637 2008-07-19 Richard Guenther <rguenther@suse.de>
6640 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6641 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6642 * tree-ssa-pre.c (get_expr_value_id): For newly created
6643 constant value-ids make sure to add the expression to its
6646 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6649 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6650 return value of the builtin is ignored.
6652 2008-07-19 Olivier Hainque <hainque@adacore.com>
6654 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6655 bits, a C conformant malloc implementation has to provide.
6656 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6658 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6662 * reload.c (find_reloads_subreg_address): Only reload address if
6663 reloaded == 0, not for reloaded != 1.
6666 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6667 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6668 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6669 m32c_legitimize_reload_address.
6671 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6672 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6673 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6675 2008-07-19 Olivier Hainque <hainque@adacore.com>
6677 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6678 argument, saying whether nested array are to be collapsed
6679 into a single array type DIE with multiple subscripts.
6680 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6681 issues, centralize the nested array types collapsing control and
6682 disable the transformation for Ada.
6684 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6687 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6689 (x86_64_shift_adj_2): New expander.
6690 (x86_64_shift_adj_3): Ditto.
6691 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6692 to split TImode operands.
6693 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6694 (ix86_split_lshr): Ditto.
6696 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6698 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6699 and __CHAR32_TYPE__.
6700 * c-typeck.c (digest_init): Support char16_t and char32_t.
6701 (set_nonincremental_init_from_string): Idem.
6703 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6706 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6707 PREFERRED_STACK_BOUNDARY.
6708 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6710 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6713 * function.c (locate_and_pad_parm): Cap boundary earlier.
6715 2008-07-17 Julian Brown <julian@codesourcery.com>
6717 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6718 no-op for targets which don't use DLLs.
6720 2008-07-17 Martin Jambor <mjambor@suse.cz>
6722 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6723 that nodes are relevant by examining the node->analyzed flag.
6724 (ipcp_init_stage): Check which nodes are relevant, assert that the
6725 relevant ones are also required.
6726 (ipcp_propagate_stage): Check on the side arrays are properly
6728 (ipcp_print_all_jump_functions): Make sure not to touch any node
6729 that is not analyzed or an edge that does not have a corresponding
6730 entry in the on-the-side vectors.
6731 (ipcp_function_scale_print): Likewise.
6732 (ipcp_update_callgraph): Check that the node is relevant.
6733 (ipcp_insert_stage): Check that the node is relevant. Check there is
6734 an info for every node and edge.
6735 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6736 (ipa_print_all_tree_maps): Likewise and a new variable info.
6737 (ipa_print_all_params_modified): Likewise.
6738 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6740 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6743 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6745 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6747 PR rtl-optimization/36753
6748 * fwprop.c (use_killed_between): Don't shortcut
6749 single-definition global registers.
6751 2008-07-16 Jan Hubicka <jh@suse.cz>
6753 * cgraph.h (varpool_empty_needed_queue): Declare.
6754 * cgraphunit.c (output_in_order): Mark all variables as needed;
6756 * varpool.c (varpool_assemble_node): Update debug queue.
6757 (varpool_assemble_pending_decls): Don't do it here.
6758 (varpool_empty_needed_queue): New function.
6760 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6762 * recog.c (peephole2_optimize): Fix formatting.
6764 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6766 * c-pch.c (get_ident): Avoid C++ keywords.
6767 * combine-stack-adj.c (single_set_for_csa): Likewise.
6768 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6769 output_asm_insn): Likewise.
6770 * reload.c (push_secondary_reload, find_reusable_reload,
6771 push_reload, combine_reloads, find_reloads,
6772 debug_reload_to_stream): Likewise.
6773 * reload.h (struct reload): Likewise.
6774 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6775 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6776 emit_output_reload_insns): Likewise.
6777 * targhooks.c (default_secondary_reload): Likewise.
6778 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6780 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6782 * recog.c (validate_change_1, validate_change,
6783 validate_unshare_change, validate_replace_rtx_1, struct
6784 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6786 * reload.c (push_secondary_reload, secondary_reload_class,
6787 scratch_reload_class, find_valid_class, find_reusable_reload,
6788 push_reload, find_dummy_reload, find_reloads_address_1,
6789 find_reloads_address_part, find_equiv_reg): Likewise.
6790 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6791 choose_reload_regs): Likewise.
6792 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6794 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6795 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6796 * sched-rgn.c (concat_INSN_LIST): Likewise.
6797 * stor-layout.c (mode_for_size, mode_for_size_tree,
6798 smallest_mode_for_size): Likewise.
6800 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6802 * cfg.c (dump_reg_info): Avoid C++ keywords.
6803 * dwarf2asm.c (dw2_force_const_mem,
6804 dw2_asm_output_encoded_addr_rtx): Likewise.
6805 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6806 * expmed.c (expand_shift): Likewise.
6807 * global.c (find_reg): Likewise.
6808 * graph.c (draw_edge): Likewise.
6809 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6810 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6811 widen_clz, widen_bswap, expand_parity, expand_unop,
6812 emit_cmp_and_jump_insn_1): Likewise.
6813 * postreload.c (reload_cse_simplify_operands): Likewise.
6814 * ra.h (add_neighbor): Likewise.
6815 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6816 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6817 record_reg_classes, copy_cost, record_address_regs,
6818 invalid_mode_change_p): Likewise.
6819 * regrename.c (regrename_optimize, scan_rtx_reg,
6820 dump_def_use_chain, find_oldest_value_reg,
6821 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6823 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6825 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6826 MASK_POWERPC64 for power4 in previous commit.
6828 2008-07-16 Olivier Hainque <hainque@adacore.com>
6830 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6831 instead of bare conversion to cast const-ness away.
6833 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6835 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6836 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6837 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6838 (TARGET_FUNCTION_VALUE): Define.
6840 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6842 * config/rs6000/rs6000.c (processor_target_table): Add
6843 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6845 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6848 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6849 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6850 m32c_legitimize_reload_address.
6852 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6854 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6855 DECL_IN_SYSTEM_HEADER in sync.
6857 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6859 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6860 * tree-ssa-pre.c (pre_expr_eq): Ditto
6861 (get_constant_for_value_id): Take a type as an argument.
6862 (fully_constant_expression): Pass in type.
6863 (find_or_generate_expression): Short circuit constant case.
6864 (create_expression_by_pieces): Remove special casing of
6866 (do_regular_insertion): Short circuit constant case.
6867 (do_partial_partial_insertion): Ditto.
6869 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6872 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6874 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6876 * config/xtensa/libgcc-xtensa.ver: New file.
6877 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6879 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6881 * df-problems.c (df_set_note): Avoid C++ keywords.
6882 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6883 * dse.c (record_store, remove_useless_values): Likewise.
6884 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6885 gen_reg_rtx_offset, operand_subword, change_address_1,
6886 change_address, adjust_address_1, offset_address,
6887 widen_memory_access, emit_copy_of_insn_after): Likewise.
6888 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6889 * fwprop.c (should_replace_address, propagate_rtx_1,
6890 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6892 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6893 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6894 * lcm.c (compute_insert_delete, pre_edge_lcm,
6895 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6896 * lower-subreg.c (resolve_reg_notes): Likewise.
6897 * mode-switching.c (optimize_mode_switching): Likewise.
6899 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6901 * bt-load.c (add_btr_def, migrate_btr_def,
6902 branch_target_load_optimize): Avoid C++ keywords.
6903 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6905 * combine.c (subst, simplify_set, make_extraction,
6906 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6907 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6908 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6910 2008-07-15 Richard Guenther <rguenther@suse.de>
6913 * c-common.c (strict_aliasing_warning): Do not warn for
6914 TYPE_REF_CAN_ALIAS_ALL pointers.
6915 (c_common_get_alias_set): may_alias types are not special.
6916 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6917 attribute and set can_ref_all accordingly.
6918 (build_reference_type_for_mode): Likewise.
6919 * doc/extend.texi (may_alias): Clarify.
6921 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6924 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6925 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6927 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6930 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6931 gcc_assert, instead call output_operand_lossage.
6933 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6935 * builtins.c (std_canonical_va_list): Treat structure based
6938 2008-07-15 Ben Elliston <bje@au.ibm.com>
6940 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6942 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6944 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6947 2008-07-14 Jan Hubicka <jh@suse.cz>
6949 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6950 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6951 fix predicates and constraints.
6952 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6953 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6955 2008-07-14 Doug Kwan <dougkwan@google.com>
6957 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6958 additional option file arm/eabi.opt.
6959 * config/arm/eabi.h (File): New configuration file for EABI targets.
6960 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6961 SUBSUBTARGET_EXTRA_SPECS.
6962 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6963 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6964 from STARTFILE_SPEC so that it can be referenced in an override.
6965 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6966 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6967 can be referenced in an override.
6968 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6969 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6970 so that it can be referenced in an override.
6971 (LINK_SPEC): Use BPABI_LINK_SPEC.
6972 * config/arm/eabi.opt (File): New.
6974 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6976 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6977 (FIXED_VALUE_H): New variable.
6978 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6979 input.h, fixed-value.h.
6980 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6981 (BASIC_BLOCK_H): Use $(BITMAP_H).
6982 (FUNCTION_H): Add varray.h.
6983 (IPA_REFERENCE_H): Use $(BITMAP_H).
6984 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6985 (DF_H): Use $(BITMAP_H).
6986 (GGC_H): Add statistics.h.
6988 (INSN_ATTR_H): Use it.
6989 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6991 (SYMTAB_H): Add $(OBSTACK_H).
6992 (CPP_INTERNAL_H): New.
6993 (TREE_DUMP_H): Add tree-pass.h.
6994 (TREE_FLOW_H): Use $(BITMAP_H)
6995 (PRETTY_PRINT_H): Use $(INPUT_H).
6996 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6999 (many object files): Fix lots of header dependencies throughout.
7001 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7003 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7005 (s-gtyp-input): Use them to write tmp-gi.list.
7006 (echo_to_gi.list): Remove.
7008 2008-07-14 Richard Guenther <rguenther@suse.de>
7010 * tree-ssa-sccvn.c (pre_info): Remove.
7011 (switch_to_PRE_table): Likewise.
7012 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7013 (set_hashtable_value_ids): Do not create value-ids for the
7015 (run_scc_vn): Remove double test. Remove bogus special-case
7016 in value-number printing.
7017 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7018 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7020 * tree-flow-inline.h (get_value_handle): Remove.
7021 * tree-flow.h (get_value_handle): Remove.
7023 2008-07-14 Martin Jambor <mjambor@suse.cz>
7025 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7026 in which we generate arithmetics is not a subrange.
7028 2008-07-14 Martin Jambor <mjambor@suse.cz>
7030 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7032 2008-07-14 Richard Guenther <rguenther@suse.de>
7034 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7036 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7039 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7040 reload for symbol refs moved to r0 with -fPIC.
7041 (legitimize_pic_address): Use the target register as temporary
7043 (emit_symbolic_move): Adjust comment.
7044 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7047 2008-07-14 Ben Elliston <bje@au.ibm.com>
7049 * c-common.h (C_CPP_HASHNODE): New macro.
7050 * coretypes.h (struct cpp_token): Forward declare.
7051 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7052 the context-sensitive keyword method.
7053 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7054 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7055 expand_bool_pixel): New.
7056 (altivec_categorize_keyword): New function.
7057 (init_vector_keywords): New function.
7058 (rs6000_macro_to_expand): Likewise.
7059 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7060 compiling an ISO C dialect.
7062 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7064 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7065 (create_expression_by_pieces): Fix typo.
7066 (do_regular_insertion): Use debug counter here too.
7068 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7071 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7072 CONST_OK_FOR_LETTER_P. All port-local users changed.
7073 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7074 implement Kp matching power-of-two.
7075 (CONSTRAINT_LEN): Define to match.
7076 * config/cris/cris.md: Replace all use of constraint K with Kc.
7077 ("*btst*): Use Kp for operand 0 of last alternative.
7079 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7082 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7085 2008-07-13 Jan Hubicka <jh@suse.cz>
7087 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7090 2008-07-13 Richard Guenther <rguenther@suse.de>
7093 * langhooks.c (lhd_print_error_function): Deal with recursive
7096 2008-07-12 Jan Hubicka <jh@suse.cz>
7098 * cgraph.c (assembler_name_hash): New static var.
7099 (hash_node_by_assembler_name, eq_assembler_name): New.
7100 (cgraph_node_for_asm): Use hashtable.
7101 (cgraph_remove_node): Maintain hashtable.
7102 (change_decl_assembler_name): Sanity check that names are not changing
7103 after aliasing was processed.
7104 * cgraph.h (varpoon_node): Add next GGC marker.
7105 * tree.c (decl_assembler_name_equal): Constify.
7106 (decl_assembler_name_hash): New.
7107 * tree.h (decl_assembler_name_equal): Constify.
7108 (decl_assembler_name_hash): Update.
7110 2008-07-12 David Daney <ddaney@avtrex.com>
7112 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7115 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7117 * doc/md.texi: Document the MIPS "v" constraint.
7118 * config/mips/mips.h (reg_class): Revert last change.
7119 (REG_CLASS_NAMES): Likewise.
7120 (REG_CLASS_CONTENTS): Likewise.
7121 * config/mips/mips.c (mips_regno_to_class): Likewise.
7122 * config/mips/constraints.md (v): Likewise, but add documentation.
7123 Add a comment to say that this constraint should not be used in
7126 2008-07-11 DJ Delorie <dj@redhat.com>
7128 * config/h8300/h8300.md (length): Fix branch offset limit.
7130 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7132 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7133 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7134 (avr_hard_regno_scratch_ok): New function.
7135 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7136 * config/avr/avr.md (all peepholes that request a scratch register):
7137 Remove avr_peep2_scratch_safe use.
7139 2008-07-11 Tom Tromey <tromey@redhat.com>
7140 Ian Lance Taylor <iant@google.com>
7142 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7143 (struct c_common_resword): Define.
7144 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7145 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7146 (c_common_reswords, num_c_common_reswords): Declare.
7147 * c-common.c (c_common_reswords): New global const array.
7148 (num_c_common_reswords): New const int.
7149 * c-parser.c (struct resword, reswords): Don't define.
7150 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7151 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7152 than reswords. If warning about C++ keywords, give them a special
7154 (c_lex_one_token): Warn about C++ keywords. Call
7155 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7156 (c_parser_external_declaration): Look for RID_xxx rather than
7157 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7158 (c_parser_statement_after_labels): Likewise.
7159 (c_parser_objc_class_instance_variables): Likewise.
7160 (c_parser_objc_class_declaration): Likewise.
7161 (c_parser_objc_try_catch_statement): Likewise.
7162 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7163 (declspecs_add_type): Likewise.
7165 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7167 * ggc-page.c (alloc_page):
7168 Substituting xmalloc, xcalloc with
7169 XNEWVEC and XCNEWVAR macros which add the
7172 2008-07-11 Richard Guenther <rguenther@suse.de>
7174 PR tree-optimization/36765
7175 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7176 aliases from HEAP vars to SMTs.
7178 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7180 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7181 * configure.ac (loose_warn): Move -Wc++-compat from here...
7182 (strict_warn): ...to here.
7183 * configure: Regenerate.
7185 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7187 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7188 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7189 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7190 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7191 excluding more specific h8300-*-* and sh-*-* targets.
7193 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7195 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7197 (execute_pre): Call loop_optimizer_finalize in early exit.
7199 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7202 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7203 uids in the bitmap, not just VAR_DECL uids.
7205 PR rtl-optimization/36419
7206 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7207 (combine_stack_adjustments_for_block): Call it if needed. Delete
7209 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7210 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7211 prologue sp adjustment.
7213 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7216 * opts.c (print_ignored_options): Report postponed diagnostics for
7217 unknown -Wno-* options as warnings, not errors.
7218 (postpone_unknown_option_error): Renamed to...
7219 (postpone_unknown_option_warning): ... this.
7221 2008-07-09 Doug Kwan <dougkwan@google.com>
7224 2008-07-08 Doug Kwan <dougkwan@google.com>
7226 * config/arm/arm.opt (mandroid): New option.
7227 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7228 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7230 (CC1PLUS_SPEC): Same.
7232 (STARTFILE_SPEC): Same.
7233 (ENDFILE_SPEC): Same.
7234 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7237 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7240 * config/mips/mips.h (reg_class): Remove V1_REG.
7241 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7242 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7244 (mips_get_tp): New function.
7245 (mips_legitimize_tls_address): Use it.
7246 * config/mips/constraints.md (v): Delete.
7247 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7248 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7249 After reload, split into a move and ...
7250 (*tls_get_tp_<mode>_split): ...this new instruction.
7252 2008-07-09 David Daney <ddaney@avtrex.com>
7254 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7256 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7258 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7259 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7261 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7262 htab_delete should be called. Don't free c.
7263 (lookup_tmp_var): Create temp_htab lazily.
7264 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7265 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7267 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7268 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7269 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7270 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7271 * tree-sra.c (generate_element_init): Likewise.
7272 * tree-mudflap.c (execute_mudflap_function_ops,
7273 execute_mudflap_function_decls): Likewise.
7274 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7275 * tree-gimple.h (struct gimplify_ctx): New type.
7276 (push_gimplify_context): Adjust prototype.
7278 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7280 * tree-ssa-pre.c (phi_translate_1): Update placement of
7283 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7285 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7286 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7287 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7288 * targhooks.c (default_hard_regno_scratch_ok): New function.
7289 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7290 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7291 * recog.c: Include "target.h".
7292 (peep2_find_free_register): Add check for global regs. Add target
7294 * Makefile.in (recog.o): Depend on target.h.
7296 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7298 * config/sh/sh.c (sh_canonical_va_list_type): New.
7299 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7301 2008-07-09 Raksit Ashok <raksit@google.com>
7303 * doc/invoke.texi (Option Summary): Mention new option
7304 -Wdisallowed-function-list=...
7305 (Warning Options): Document -Wdisallowed-function-list=...
7306 * common.opt (Wdisallowed-function-list=): New flag.
7307 * flags.h (warn_disallowed_functions): External definition of new
7308 boolean warning flag.
7309 (warn_if_disallowed_function_p): Declare new function.
7310 * opts.c (warning_disallowed_functions): New static variable.
7311 (warn_disallowed_functions): New boolean warning flag.
7312 (warn_if_disallowed_function_p): New function.
7313 (add_comma_separated_to_vector): Rename
7314 add_instrument_functions_exclude_list to this.
7315 (common_handle_option): Handle new option. Rename calls to
7316 add_instrument_functions_exclude_list into calls to
7317 add_comma_separated_to_vector.
7318 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7319 based on flag warn_disallowed_functions.
7321 2008-07-09 Christian Bruel <christian.bruel@st.com>
7323 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7324 instead of get_attr_length.
7326 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7328 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7330 * genemit.c (gen_insn): Likewise.
7331 * gengtype.c (note_def_vec): Likewise.
7332 * gengtype.h (note_def_vec): Likewise.
7333 * genoutput.c (struct data, output_insn_data, process_template,
7334 gen_expand, gen_split, note_constraint): Likewise.
7335 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7336 make_insn_sequence): Likewise.
7337 * gensupport.c (record_insn_name): Likewise.
7339 2008-07-08 Doug Kwan <dougkwan@google.com>
7341 * config/arm/arm.opt (mandroid): New option.
7342 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7343 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7345 (CC1PLUS_SPEC): Same.
7347 (STARTFILE_SPEC): Same.
7348 (ENDFILE_SPEC): Same.
7349 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7352 2008-07-08 Raksit Ashok <raksit@google.com>
7354 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7355 (set_storage_via_setmem): Fix expected_align parameter.
7356 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7357 missing from the list.
7358 * doc/md.texi (movmem): Explicitly state that expected alignment is
7359 to be expressed in bytes.
7360 (setmem): Explicitly state that expected alignment is to be expressed
7363 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7365 * reload.c (find_reloads_subreg_address): Do not require validity
7366 of address in original mode before reloading address.
7368 2008-07-07 Tianwei Sheng <tianweis@google.com>
7370 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7371 bounds array access.
7373 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7375 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7377 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7379 Fix PR tree-optimization/23455
7380 Fix PR tree-optimization/35286
7381 Fix PR tree-optimization/35287
7382 * Makefile.in (OBJS-common): Remove tree-vn.o.
7383 (tree-vn.o): Remove.
7384 * dbgcnt.def: Add treepre_insert debug counter.
7385 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7386 (debug_value_expressions): Ditto.
7387 (print_value_expressions): Ditto.
7388 * tree-pretty-print.c (dump_generic_node): Updated for
7389 VALUE_HANDLE removal.
7390 * tree-ssa-dom.c (record_equality): Ditto.
7391 (cprop_operand): Ditto.
7392 (lookup_avail_expr): Ditto.
7393 * tree-ssa-threadedge.c
7394 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7395 (simplify_control_stmt_condition): Ditto.
7396 * tree.c (tree_code_size): Ditto.
7397 (tree_node_structure): Ditto.
7398 (iterative_hash_expr): Ditto.
7400 * tree.h (VALUE_HANDLE_ID): Ditto.
7401 (VALUE_HANDLE_EXPR_SET): Ditto.
7402 (struct tree_value_handle): Ditto.
7403 (union tree_node): Ditto.
7404 * treestruct.def: Ditto.
7405 * tree-vn.c: Removed.
7406 * tree-ssa-pre.c: Rewritten entirely.
7407 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7408 (constant_value_ids): Ditto.
7409 (vn_nary_op_t): Moved to header.
7411 (vn_reference_op_t): Ditto
7412 (vn_reference_t): Ditto.
7413 (next_value_id): New variable.
7414 (VN_INFO): Add an assert.
7415 (vn_constant_eq): New function.
7416 (vn_constant_hash): Ditto.
7417 (get_or_alloc_constant_value_id): Ditto.
7418 (value_id_constant_p): Ditto.
7419 (vn_reference_compute_hash): De-staticify.
7420 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7421 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7422 (valueize_refs): Update opcode if it changes from ssa name to constant.
7423 (vn_reference_lookup_1): Add new argument.
7424 (vn_reference_lookup): Ditto.
7425 (vn_reference_lookup_pieces): New function.
7426 (vn_reference_insert): Add return type. Modify to deal with value ids.
7427 (vn_reference_insert_pieces): New function.
7428 (vn_nary_op_compute_hash): De-staticify.
7429 (vn_nary_op_eq): Ditto.
7430 (vn_nary_op_lookup_pieces): New function.
7431 (vn_nary_op_lookup): Add new argument.
7432 (vn_nary_op_insert_pieces): New function.
7433 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7434 (vn_phi_insert): Ditto.
7435 (visit_unary_op): Update for callee changes.
7436 (visit_binary_op): Ditto.
7437 (visit_reference_op_load): Ditto.
7438 (visit_reference_op_store): Ditto.
7439 (init_scc_vn): Init next_value_id, constant_to_value_id and
7441 (free_scc_vn): Free them.
7442 (set_hashtable_value_ids): New function.
7443 (run_scc_vn): Use it.
7444 (get_max_value_id): New function.
7445 (get_next_value_id): Ditto.
7446 (expressions_equal_p): Moved from tree-vn.c
7447 (sort_vuses): Ditto.
7448 (sort_vuses_heap): Ditto.
7449 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7451 * tree.c (iterative_hash_hashval_t): Made non-static
7452 * tree.h (iterative_hash_hashval_t): Declare it.
7454 2008-07-08 Martin Jambor <mjambor@suse.cz>
7456 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7457 instead of ipa_create_node_params.
7458 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7459 ipa_check_create_edge_args, free them with
7460 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7462 * ipa-prop.c: Include flags.h and tree-inline.h.
7463 (ipa_node_params_vector): New variable.
7464 (ipa_edge_args_vector): New variable.
7465 (edge_removal_hook_holder): New variable.
7466 (node_removal_hook_holder): New variable.
7467 (edge_duplication_hook_holder): New variable.
7468 (node_duplication_hook_holder): New variable.
7469 (ipa_detect_param_modifications): Check for presence of modified flags.
7470 (ipa_compute_jump_functions): Check for presence of jump functions.
7471 (ipa_free_edge_args_substructures): New function.
7472 (ipa_create_node_params): Removed.
7473 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7474 (ipa_free_node_params_substructures): New function.
7475 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7477 (ipa_edge_removal_hook): New function.
7478 (ipa_node_removal_hook): New function.
7479 (duplicate_array): New function.
7480 (ipa_edge_duplication_hook): New function.
7481 (ipa_node_duplication_hook): New function.
7482 (ipa_register_cgraph_hooks): New function.
7483 (ipa_unregister_cgraph_hooks): New function.
7484 (free_all_ipa_structures_after_ipa_cp): New function.
7486 * ipa-prop.h: Include vec.h.
7487 (ipa_node_params_t): New typedef with vector types for it.
7488 (ipa_edge_args_t): New typedef with vector types for it.
7489 (IPA_NODE_REF): Changed to access an on-the-side vector.
7490 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7491 (ipa_check_create_node_params): New function.
7492 (ipa_check_create_edge_args): New function.
7494 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7497 2008-07-07 Tom Tromey <tromey@redhat.com>
7499 * configure, config.in: Rebuilt.
7500 * configure.ac: Don't check for scandir or alphasort.
7502 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7504 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7505 types immediately after creating them.
7507 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7509 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7511 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7513 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7514 dump_constraint_graph.
7515 (dump_constraint_edge): New function.
7516 (dump_constraint_graph): New function.
7517 (debug_constraint_graph): New function.
7518 (dump_constraint): Removed useless comparison.
7519 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7520 (dump_constraint_graph): Declare.
7521 (debug_constraint_graph): Declare.
7522 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7524 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7526 * config/i386/i386.c (is_va_list_char_pointer): New.
7527 (ix86_va_start): Replace compare with ms_va_list_type_node
7528 by is_va_list_char_pointer.
7529 (ix86_gimplify_va_arg): Likewise.
7531 2008-07-07 Martin Jambor <mjambor@suse.cz>
7533 * cgraph.c (cgraph_edge_max_uid): New variable.
7534 (struct cgraph_edge_hook_list): New type.
7535 (struct cgraph_node_hook_list): New type.
7536 (struct cgraph_2edge_hook_list): New type.
7537 (struct cgraph_2node_hook_list): New type.
7538 (first_cgraph_edge_removal_hook): New variable.
7539 (first_cgraph_node_removal_hook): New variable.
7540 (first_cgraph_edge_duplicated_hook): New variable.
7541 (first_cgraph_node_duplicated_hook): New variable.
7542 (cgraph_add_edge_removal_hook): New function.
7543 (cgraph_remove_edge_removal_hook): New function.
7544 (cgraph_call_edge_removal_hooks): New function.
7545 (cgraph_add_node_removal_hook): New function.
7546 (cgraph_remove_node_removal_hook): New function.
7547 (cgraph_call_node_removal_hooks): New function.
7548 (cgraph_add_edge_duplication_hook): New function.
7549 (cgraph_remove_edge_duplication_hook): New function.
7550 (cgraph_call_edge_duplication_hooks): New function.
7551 (cgraph_add_node_duplication_hook): New function.
7552 (cgraph_remove_node_duplication_hook): New function.
7553 (cgraph_call_node_duplication_hooks): New function.
7554 (cgraph_create_edge): Assign to edge uid.
7555 (cgraph_remove_edge): Call edge removal hooks.
7556 (cgraph_node_remove_callees): Call edge removal hooks.
7557 (cgraph_node_remove_callers): Call edge removal hooks.
7558 (cgraph_remove_node): Call node removal hooks.
7559 (cgraph_clone_edge): Call edge duplication hooks.
7560 (cgraph_clone_node): Call node duplication hooks.
7562 * cgraph.h (cgraph_edge): New field uid.
7563 (cgraph_edge_hook): New type.
7564 (cgraph_node_hook): New type.
7565 (cgraph_2edge_hook): New type.
7566 (cgraph_2node_hook): New type.
7568 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7570 * config.in: Regenerate.
7572 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7574 * gcc.c (print_sysroot): New.
7575 (option_map, display_help, process_command): Handle the
7576 -print-sysroot option.
7577 (main): Print the sysroot if requested.
7578 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7580 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7583 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7585 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7587 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7588 (assign_parm_setup_block_p): Also check mode of entry_parm.
7590 2008-07-07 Richard Guenther <rguenther@suse.de>
7592 * tree-ssa-structalias.h (set_used_smts): Remove.
7593 * tree-ssa-structalias.c (used_smts): Likewise.
7594 (set_used_smts): Likewise.
7595 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7596 call to set_used_smts.
7598 2008-07-07 Richard Guenther <rguenther@suse.de>
7600 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7601 (new_var_info): Set it to false.
7602 (solution_set_add): Correctly handle pointers outside a var and
7604 (type_safe): Treat variables with is_full_var properly.
7605 (do_sd_constraint): Likewise.
7606 (do_ds_constraint): Likewise.
7607 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7608 (get_constraint_for_ptr_offset): New function.
7609 (get_constraint_for_component_ref): For addresses at least include
7610 the last field of the variable. Handle is_full_vars properly.
7611 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7612 (handle_ptr_arith): Remove.
7613 (find_func_aliases): Simplify assignment handling.
7614 (create_function_info_for): For parameter and result varinfos set
7616 (create_variable_info_for): Set is_full_var flag whenever we
7617 just created a single varinfo for a decl.
7618 (init_alias_vars): Initialize use_field_sensitive from
7619 max-fields-for-field-sensitive parameter.
7621 2008-07-07 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/36713
7624 * tree-flow-inline.h (is_call_used): New function.
7625 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7626 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7627 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7629 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7631 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7633 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7635 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7637 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7638 Nathan Sidwell <nathan@codesourcery.com>
7640 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7641 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7643 * config/m68k/t-linux: New.
7644 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7647 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7649 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7650 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7653 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7655 * gcc.c (execute): Fix -Wc++-compat warning.
7657 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7660 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7661 constant for little endian.
7663 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7665 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7666 mips_base_mips16 instead of TARGET_MIPS16.
7667 (mips_base_mips16): Declare.
7668 * config/mips/mips.c (mips_base_mips16): Make global.
7669 (was_mips16_p): Remove GTY marker.
7670 (was_mips16_pch_p): New variable.
7671 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7672 (mips_override_options): Force to non-MIPS16 mode initially.
7673 Do not complain about MIPS16 PIC incompatibilities here.
7674 Only allow -mgpopt if -mexplicit-relocs is in force for
7677 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7679 * configure.ac: Check for caddr_t, define to char * if not defined.
7680 * configure: Regenerate.
7681 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7682 (mmap_gt_pch_use_address): Likewise.
7683 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7685 2008-07-06 Richard Guenther <rguenther@suse.de>
7687 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7688 (new_var_info): Deal with it.
7689 (solution_set_add): Likewise.
7690 (bitpos_of_field): Make signed, fix.
7691 (struct fieldoff): Remove type and decl fields. Make size field
7692 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7694 (fieldoff_compare): Deal with it.
7695 (push_fields_onto_fieldstack): Remove has_union argument, glob
7696 adjacent non-pointer fields together.
7697 (create_function_info_for): Do not set has_union.
7698 (create_variable_info_for): Simplify.
7700 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7702 * config.gcc (extra_headers): Add cross-stdarg.h for target
7703 x86_64-*-* and i?86-*-*.
7704 * config/i386/cross-stdarg.h: New.
7705 * builtins.c (std_fn_abi_va_list): New.
7706 (std_canonical_va_list_type): New.
7707 (stabilize_va_list): Replace va_list_type_node use by
7708 mtarget.canonical_va_list_type.
7709 (gimplify_va_arg_expr): Likewise.
7710 (expand_builtin_va_copy): Replace va_list_type_node use by
7711 mtarget.fn_abi_va_list.
7712 * tree-sra.c (is_va_list_type): New helper.
7713 (decl_can_be_decomposed_p): Replace
7714 va_list_type_node use by is_va_list_type.
7715 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7716 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7717 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7718 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7719 (ix86_enum_va_list): New.
7720 * config/i386/i386.c (sysv_va_list_type_node): New.
7721 (ms_va_list_type_node): New.
7722 (ix86_function_type_abi): Remove sorry.
7723 (ix86_build_builtin_va_list_abi): New.
7724 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7726 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7727 (ix86_init_builtins_va_builtins_abi): New.
7728 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7730 (ix86_handle_abi_attribute): New.
7731 (attribute_spec): Add sysv_abi and ms_abi.
7732 (ix86_fn_abi_va_list): New.
7733 (ix86_canonical_va_list_type): New.
7734 (ix86_enum_va_list): New.
7735 (TARGET_FN_ABI_VA_LIST): New.
7736 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7737 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7738 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7739 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7740 (TARGET_ENUM_VA_LIST): New.
7741 * expr.h (std_fn_abi_va_list): New.
7742 (std_canonical_va_list_type): New.
7743 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7744 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7745 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7746 TARGET_CANONICAL_VA_LIST_TYPE.
7747 * target.h (struct gcc_target): Add fn_abi_va_list hook
7748 and canonical_va_list_type hook.
7750 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7752 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7753 integral and pointer types.
7755 2008-07-04 Roger Sayle <roger@eyesopen.com>
7757 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7758 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7760 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7763 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7765 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7767 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7768 build_gimple_modify_stmt.
7769 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7770 gimple operand. Use fold_build* instead of build*.
7772 2008-07-04 Richard Guenther <rguenther@suse.de>
7774 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7775 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7776 properly to compute the reachability set if we do field-sensitive PTA.
7777 * invoke.texi (max-fields-for-field-sensitive): Document default.
7778 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7779 100 for optimize >= 2.
7781 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7783 * ggc-zone.c (lookup_page_table_if_allocated,
7784 set_page_table_entry, zone_find_object_size, alloc_small_page,
7785 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7786 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7787 -Wc++-compat and/or -Wcast-qual warnings.
7789 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7792 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7793 pic_offset_table_rtx to be marked as used here.
7794 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7795 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7796 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7797 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7800 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7802 * alloc-pool.c (hash_descriptor, eq_descriptor,
7803 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7804 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7806 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7807 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7808 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7809 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7812 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7814 * tree-flow.h (loop_only_exit_p): Declare.
7815 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7816 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7817 the number of iterations if it is constant. Otherwise, if this is the
7818 only possible exit of the loop, use the conservative estimate on the
7819 number of iterations of the entire loop if available.
7821 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7823 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7824 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7825 Add synchronization functions.
7826 * config/sync.c: New file.
7827 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7828 (LIBGCC_SYNC_CFLAGS): Likewise.
7830 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7833 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7834 (*pushtf_sse): New insn pattern.
7835 (pushtf splitters): New splitters.
7837 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7840 * predict.c (build_predict_expr): Use void_type_node for the tree
7841 type, instead of NULL_TREE.
7843 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7845 * config/i386/i386.c (contains_aligned_value_p): Return true
7847 (ix86_data_alignment): Align TCmode to 128bits.
7848 (ix86_local_alignment): Likewise.
7850 2008-07-03 Andrew Haley <aph@redhat.com>
7853 * vec.h (VEC_TA): New.
7854 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7855 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7856 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7857 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7858 (C_COMMON_FIXED_TYPES): Remove first arg.
7859 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7860 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7861 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7862 not to use empty macro arguments.
7864 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7866 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7867 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7868 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7869 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7870 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7871 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7872 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7873 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7874 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7875 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7876 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7877 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7878 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7879 config/rs6000/e500crtres64gpr.asm,
7880 config/rs6000/e500crtres64gprctr.asm,
7881 config/rs6000/e500crtrest32gpr.asm,
7882 config/rs6000/e500crtrest64gpr.asm,
7883 config/rs6000/e500crtresx32gpr.asm,
7884 config/rs6000/e500crtresx64gpr.asm,
7885 config/rs6000/e500crtsav32gpr.asm,
7886 config/rs6000/e500crtsav64gpr.asm,
7887 config/rs6000/e500crtsav64gprctr.asm,
7888 config/rs6000/e500crtsavg32gpr.asm,
7889 config/rs6000/e500crtsavg64gpr.asm,
7890 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7891 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7892 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7893 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7894 config/sparc/sol2-cn.asm: Remove .file directives.
7896 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7898 * resource.c (mark_referenced_resources): Look inside
7899 UNSPEC_VOLATILEs and ASM_INPUTs.
7901 2008-07-02 Ian Lance Taylor <iant@google.com>
7903 * rtlanal.c (add_reg_note): New function.
7904 * rtl.h (add_reg_note): Declare.
7905 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7906 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7907 * builtins.c (expand_builtin_longjmp): Likewise.
7908 (expand_builtin_nonlocal_goto): Likewise.
7909 * calls.c (emit_call_1, expand_call): Likewise.
7910 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7911 * cfglayout.c (fixup_reorder_chain): Likewise.
7912 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7913 (commit_one_edge_insertion): Likewise.
7914 * combine.c (move_deaths, distribute_notes): Likewise.
7915 * df-problems.c (df_set_note): Likewise.
7916 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7917 (set_unique_reg_note): Likewise.
7918 (emit_copy_of_insn_after): Likewise.
7919 * expr.c (expand_expr_real): Likewise.
7920 * gcse.c (add_label_notes): Likewise.
7921 * haifa-sched.c (create_check_block_twin): Likewise.
7922 * jump.c (mark_jump_label_1): Likewise.
7923 * loop-doloop.c (add_test, doloop_modify): Likewise.
7924 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7925 * lower-subreg.c (move_eh_region_note): Likewise.
7926 * optabs.c (emit_libcall_block): Likewise.
7927 * predict.c (predict_insn): Likewise.
7928 (combine_predictions_for_insn): Likewise.
7929 * recog.c (peephole2_optimize): Likewise.
7930 * regmove.c (try_auto_increment): Likewise.
7931 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7932 * reload.c (find_reloads): Likewise.
7933 * reload1.c (fixup_eh_region_note): Likewise.
7934 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7935 * reorg.c (delete_prior_computation): Likewise.
7936 (delete_computation, dbr_schedule): Likewise.
7937 * config/pa/pa.c (legitimize_pic_address): Likewise.
7938 * config/sh/sh.c (sh_reorg): Likewise.
7940 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7943 * config/libgcc-glibc.ver: Add %exclude.
7944 * config/m32r/libgcc-glibc.ver: Likwise.
7945 * config/s390/libgcc-glibc.ver: Likwise.
7946 * config/sh/libgcc-glibc.ver: Likwise.
7947 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7949 * config/i386/libgcc-glibc.ver: New.
7951 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7953 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7955 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7956 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7957 i[34567]86-*-linux*, x86_64-*-linux*. Add
7958 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7959 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7960 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7961 i[34567]86-*-linux*, x86_64-*-linux*.
7963 * libgcc-std.ver: Add empty GCC_4.4.0.
7965 * mkmap-symver.awk: Support multiple versions per symbol.
7967 * config/i386/i386.c (ix86_init_builtins): Always define
7968 __builtin_fabsq and __builtin_copysignq with fallbacks.
7969 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7970 and __builtin_copysignq if SSE2 isn't available.
7972 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7973 (LIBGCC2_TF_CEXT): Likwise.
7976 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7978 * config/i386/sfp-machine.h: Moved to libgcc.
7980 * config/i386/sfp-machine.h: New.
7981 * config/i386/t-linux: Likwise.
7983 * config/i386/t-darwin: Remove softfp_wrap_start and
7985 * config/i386/t-darwin64: Likewise.
7987 * config/i386/t-fprules-softfp64: Renamed to ...
7988 * config/i386/t-fprules-softfp: This.
7990 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7991 and softfp_wrap_end.
7993 2008-07-02 Jason Merrill <jason@redhat.com>
7995 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7997 * tree.c (ctor_to_list): New fn.
7998 * tree.h: Declare it.
7999 (CONSTRUCTOR_ELT): New macro.
8000 (CONSTRUCTOR_NELTS): New macro.
8002 2008-07-02 Richard Guenther <rguenther@suse.de>
8004 * tree-ssa-structalias.c (struct variable_info): Reorder
8005 to fill padding on 64bit hosts. Make collapsed_to an int.
8006 (get_varinfo_fc): Deal with that.
8007 (new_var_info): Likewise.
8008 (collapse_rest_of_var): Likewise.
8010 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8012 * doc/install.texi (--enable-java-home): Document.
8013 (--enable-aot-compile-rpm): Likewise.
8014 (--with-arch-directory): Likewise.
8015 (--with-os-directory): Likewise.
8016 (--with-origin-name): Likewise.
8017 (--with-arch-suffix): Likewise.
8018 (--with-jvm-root-dir): Likewise.
8019 (--with-jvm-jar-dir): Likewise.
8020 (--with-python-dir): Likewise.
8022 2008-07-02 Richard Guenther <rguenther@suse.de>
8024 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8025 from decls explicitly. Merge operand checking from tuples.
8027 2008-07-02 Martin Jambor <mjambor@suse.cz>
8029 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8031 2008-07-02 Martin Jambor <mjambor@suse.cz>
8033 * tree-switch-conversion.c: Included timevar.h
8034 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8036 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8038 2008-07-02 Martin Jambor <mjambor@suse.cz>
8040 * tree-switch-conversion.c: Corrected various comments and
8042 (build_constructors): Fixed minor formatting mistakes.
8044 * invoke.texi (Optimize Options): Corrected the
8045 switch-conversion-max-branch-ratio parameter.
8047 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8049 * final.c (asm_insn_count): Return zero for an empty asm body.
8051 2008-07-02 Richard Guenther <rguenther@suse.de>
8053 * bitmap.h (bitmap_set_bit): Return bool.
8054 (bitmap_clear_bit): Likewise.
8055 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8056 write to the bitmap if it would.
8057 (bitmap_clear_bit): Likewise.
8058 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8059 bitmap_set_bit return value.
8060 (add_pred_graph_edge): Likewise.
8061 (add_graph_edge): Likewise.
8062 (do_sd_constraint): Likewise.
8063 (do_ds_constraint): Likewise.
8065 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8067 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8068 Fix -Wc++-compat and/or -Wcast-qual warnings.
8069 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8070 gen_regparm_prefix): Likewise.
8071 * vmsdbgout.c (write_modbeg, lookup_filename,
8072 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8074 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8076 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8077 defaults.h definition apply.
8079 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8081 * function.c (assign_parm_remove_parallels): New.
8082 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8084 (assign_parm_setup_block): Do not handle them.
8085 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8086 assign_parm_remove_parallels.
8088 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8090 * c-typeck.c (convert_for_assignment): Use
8091 vector_targets_convertible_p.
8092 * c-common.c (vector_targets_convertible_p): New.
8093 * c-common.h (vector_targets_convertible_p): New prototype.
8094 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8095 opaque_p_V2SI_type_node.
8097 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8099 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8102 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8104 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8105 TFmode constants via two element DImode vector for hosts with
8106 HOST_BITS_PER_WIDE_INT < 64.
8107 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8108 also for HOST_BITS_PER_WIDE_INT < 64.
8110 2008-07-01 Richard Guenther <rguenther@suse.de>
8112 PR tree-optimization/36666
8113 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8114 (get_constraint_exp_from_ssa_var): Split into ...
8115 (get_constraint_exp_for_temp): ... this ...
8116 (get_constraint_for_ssa_var): ... and that.
8117 Return constraint expressions for all touched sub-fields
8118 if the results address is not taken.
8119 (process_constraint): Remove assertion that aggregate
8120 assignments do not happen at this place.
8121 (get_constraint_for_component_ref): Add address_p argument.
8122 Return constraint expressions for all touched sub-fields
8123 if the results address is not taken.
8124 (do_deref): Use get_constraint_exp_for_temp.
8125 (get_constraint_for_1): Rename from ...
8126 (get_constraint_for): ... this. Add the old function as wrapper.
8127 (do_structure_copy): Use get_constraint_for_1.
8129 2008-07-01 Martin Jambor <mjambor@suse.cz>
8131 * Makefile.in (tree-switch-conversion.o): Add.
8132 (OBJS-common): Add tree-swtch-conversion.o.
8133 * passes.c (init_optimization_passes): Add pass_convert_switch.
8134 * tree-pass.h: (pass_convert_switch): Add.
8135 * tree-switch-conversion.c: New file.
8136 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8137 * common.opt (ftree-cswtch): New option.
8138 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8139 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8140 * opts.c (decode_options): Set flag_tree_switch_conversion when
8141 optimization level is >= 2.
8142 * doc/invoke.texi (Optimize Options): Added description of
8143 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8145 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8147 * config/darwin-driver.c (darwin_default_min_version): Fix
8148 -Wc++-compat warnings.
8150 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8155 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8157 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8159 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8161 PR rtl-optimization/34744
8162 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8163 (df_scan_free_internal): Free data structures not
8164 allocated in storage pools.
8165 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8166 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8167 df_scan_free_mws_vec.
8168 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8171 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8173 * config/i386/i386.c (contains_aligned_value_p): Return true
8175 (ix86_function_arg_boundary): Return its natural boundary
8177 (return_in_memory_32): Don't check TDmode.
8178 (ix86_split_to_parts): Support splitting into 4 parts and
8179 support TFmode for 32bit target.
8180 (ix86_split_long_move): Support splitting into 4 parts.
8181 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8183 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8184 (ix86_init_builtins): Here.
8185 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8186 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8187 'q' and 'w', respectively.
8189 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8191 (movtf_internal): Likewise.
8192 (<code>tf2): Likewise.
8193 (*absnegtf2_sse): Likewise.
8194 (copysign<mode>3): Likewise.
8195 (copysign<mode>3_const): Likewise.
8196 (copysign<mode>3_var): Likewise.
8197 (define_split UNSPEC_COPYSIGN): Likewise.
8198 * config/i386/sse.md (*nandtf3): Likewise.
8199 (<code>tf3): Likewise.
8200 (*<code>tf3): Likewise.
8202 2008-06-30 Joey Ye <joey.ye@intel.com>
8203 H.J. Lu <hongjiu.lu@intel.com>
8205 * global.c (compute_regsets): Set frame_pointer_needed here.
8206 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8208 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8210 * doc/install.texi (specific): Expand Windows build notes.
8212 2008-06-30 Ira Rosen <irar@il.ibm.com>
8214 PR tree-optimization/36648
8215 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8216 number of prolog iterations by step. Fix the comment.
8218 2008-06-30 Richard Guenther <rguenther@suse.de>
8221 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8222 handle calls from ECF_MALLOC functions.
8223 (handle_pure_call): ECF_MALLOC functions do not return
8225 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8227 2008-06-29 Andreas Schwab <schwab@suse.de>
8229 * config/m68k/m68k.c (print_operand): Always print a float
8231 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8232 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8235 * config/rs6000/x-linux64: Remove never used file.
8237 2008-06-29 Richard Guenther <rguenther@suse.de>
8239 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8241 (struct alias_info): Move ...
8242 * tree-ssa-alias.c: ... here.
8243 (update_alias_info): Declare.
8244 (compute_may_aliases): Call it.
8245 (update_alias_info): New function.
8246 * tree-ssa-structalias.c (update_alias_info): Move ...
8247 * tree-ssa-alias.c (update_alias_info_1): ... here.
8248 * tree-ssa-structalias.c (process_constraint_1): Remove
8249 unused from_call argument. Rename to ...
8250 (process_constraint): ... this. Delete old wrapper.
8251 (make_constraint_to): Adjust callers.
8252 (handle_const_call): Likewise.
8253 (handle_pure_call): Likewise.
8254 (init_base_vars): Likewise.
8255 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8256 (find_func_aliases): We don't need structure copies for
8258 (make_constraint_from_anything): Remove.
8259 (create_variable_info_for): For globals make constraints
8260 from escaped, not from anything.
8261 (compute_points_to_sets): Do not call update_alias_info.
8262 (ipa_pta_execute): Use make_constraint_from.
8264 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8266 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8267 (bitmap.o-warn, dominance.o-warn): New.
8268 * configure.ac (cxx_compat_warn): Delete.
8269 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8270 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8272 * configure: Regenerate.
8274 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8277 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8279 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8280 * df-scan.c (df_notes_rescan): Likewise.
8281 * ggc-page.c (set_page_table_entry): Likewise.
8282 * intl.c (gcc_gettext_width): Likewise.
8283 * varasm.c (get_unnamed_section, get_noswitch_section,
8284 get_section): Likewise.
8286 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8288 * regrename.c (build_def_use): Don't copy RTX.
8290 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8292 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8293 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8294 punctuation. Use @ref instead of @xref.
8295 (Function Names): Remove stray @display/@end display.
8296 (C++ Attributes): Use @ref instead of @xref.
8297 (Deprecated Features): Fix punctuation around @xref.
8298 (Backwards Compatibility): Likewise.
8299 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8301 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8303 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8304 constants for E500 double.
8306 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8308 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8309 element type of const_vector.
8311 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8313 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8314 Remove FLAGS_REG clobber from expander pattern.
8315 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8316 (anddi3, andsi3, andhi3, andqi3): Ditto.
8317 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8318 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8319 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8320 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8321 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8322 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8323 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8324 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8326 2008-06-28 Richard Guenther <rguenther@suse.de>
8328 * tree-ssa-structalias.c (callused_id, var_callused,
8329 callused_tree): Add.
8330 (handle_pure_call): New function.
8331 (find_func_aliases): Call it.
8332 (find_what_p_points_to): Handle the call-used set.
8333 (clobber_what_escaped): Likewise.
8334 (compute_call_used_vars): New function.
8335 (init_base_vars): Init the call-used variable.
8336 (do_sd_constraint): Do not propagate the solution from CALLUSED
8337 but use CALLUSED as a placeholder.
8338 (solve_graph): Likewise.
8339 * tree-flow-inline.h (gimple_call_used_vars): New function.
8340 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8341 (compute_call_used_vars): Declare.
8342 * tree-ssa-alias.c (set_initial_properties): Call
8343 compute_call_used_vars.
8344 (reset_alias_info): Clear call-used variables.
8345 (add_call_clobber_ops): Assert we are not called for const/pure
8346 functions. Remove handling of them.
8347 (add_call_read_ops): Handle pure functions by adding the
8348 call-used set of variables as VUSEs.
8349 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8350 (delete_tree_ssa): Free it.
8351 * tree-dfa.c (remove_referenced_var): Clear the var from the
8354 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8356 * tree.c (build_varargs_function_type_list): New.
8357 (build_function_type_list_1): New.
8358 (build_function_type_list): Use build_function_type_list_1.
8359 * tree.h (build_varargs_function_type_list): New.
8361 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8364 * config/spu/spu.c (spu_builtin_splats): Do not generate
8365 invalid CONST_VECTOR expressions.
8366 (spu_expand_vector_init): Likewise.
8368 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8370 * optabs.c (libfunc_decls): New variable.
8371 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8372 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8373 for the same function twice.
8375 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8377 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8378 ix86_expand_binary_operator directly.
8379 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8381 (*ashrti3_1): Ditto.
8382 (*lshrti3_1): Ditto.
8383 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8384 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8385 using only one splitter. Conditionaly execute splitter before or
8386 after peephole2 pass.
8387 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8388 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8389 Use only one alternative in asm template.
8390 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8392 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8393 "J" operand constraint for operand 2.
8394 (*ashldi3_cconly_rex64): Ditto.
8395 (*ashrdi3_cmp_rex64): Ditto.
8396 (*ashrdi3_cconly_rex64): Ditto.
8397 (*lshrdi3_cmp_rex64): Ditto.
8398 (*lshrdi3_cconly_rex64): Ditto.
8399 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8400 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8401 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8404 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8406 * gimplify.c (omp_is_private): Don't return true if decl is not
8407 already private on #pragma omp for or #pragma omp parallel for.
8410 * tree-cfg.c (struct move_stmt_d): Replace block field with
8411 orig_block and new_block fields.
8412 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8413 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8414 (move_block_to_fn): Replace vars_map and new_label_map arguments
8415 with struct move_stmt_d pointer.
8416 (replace_block_vars_by_duplicates): New function.
8417 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8418 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8419 all subblocks of ORIG_BLOCK to the new function. Call
8420 replace_block_vars_by_duplicates.
8421 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8422 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8423 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8424 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8425 (expand_omp): Temporarily set input_location to the location of
8426 region's controlling stmt.
8427 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8428 BIND_EXPR, push ctx->block_vars and gimplification vars into
8429 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8431 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8432 there are any BLOCK_VARS.
8433 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8434 OMP_PARALLEL or OMP_TASK stmt.
8435 (lower_omp): Save and restore input_location around the lower_omp_1
8438 2008-06-27 Richard Guenther <rguenther@suse.de>
8440 PR tree-optimization/36400
8441 PR tree-optimization/36373
8442 PR tree-optimization/36344
8443 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8444 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8445 (update_alias_info): Remove call clobbering code.
8446 (make_constraint_to): New helper function.
8447 (make_escape_constraint): Likewise.
8448 (handle_rhs_call): Use it on all pointer containing arguments.
8449 Also mark the static chain escaped.
8450 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8451 instead of ANYTHING.
8452 (make_constraint_from): New helper split out from ...
8453 (make_constraint_from_anything): ... here.
8454 (find_func_aliases): Add constraints for escape sites.
8455 (intra_create_variable_infos): Make constraints from NONLOCAL
8457 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8459 (clobber_what_p_points_to): Remove.
8460 (clobber_what_escaped): New function.
8461 (init_base_vars): Init NONLOCAL and ESCAPED.
8462 (do_sd_constraint): Do not propagate the solution from ESCAPED
8463 but use ESCAPED as a placeholder.
8464 (solve_graph): Likewise.
8465 * tree-flow.h (clobber_what_p_points_to): Remove.
8466 (clobber_what_escaped): Declare.
8467 * tree-ssa-alias.c (set_initial_properties): Call it.
8468 Remove code clobbering escaped pointers.
8470 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8472 * function.c (allocate_struct_function): Only allocate a unique
8473 funcdef_no if the decl is nonzero.
8475 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8477 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8478 * config/mips/mips.c (mips_split_const_insns): New function.
8479 * config/mips/mips.md (move_type): New attribute.
8480 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8481 (dword_mode): New attribute.
8482 (type): Avoid long line. Map "move_type"s to "type"s,
8483 choosing "multi" for doubleword moves if appropriate.
8484 Swap MTC/MFC comments to match their declaration order.
8485 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8486 "type" is "branch" or "jal" is "direct".
8487 (length): Handle "extended_mips16" first. Make the default
8488 "0" for "ghost" instructions. Set the length from "move_type".
8489 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8490 of "type", with "sll0" for the register alternative. Remove the
8491 "extended_mips16" attribute.
8492 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8493 of "type", with "shift_shift" for the register alternative.
8494 Remove the "length" attribute.
8495 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8496 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8497 of "type", with "andi" for the register alternative.
8498 (*zero_extendqihi2): Likewise.
8499 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8500 of "andi" instead of a "type" of "arith".
8501 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8503 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8504 (mov_<store>r, *mov<mode>_ra): Likewise.
8505 (extendsidi2): Use "move_type" instead of "type", with "move"
8506 for the register alternative.
8507 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8508 of "type", with "signext" for the register alternative.
8509 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8510 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8511 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8512 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8513 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8514 (unnamed branch insn): Likewise.
8515 (*movdi_gp32_fp64): Fold into...
8516 (*movdi_32bit): ...here.
8517 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8518 (*movdf_hardfloat): ...this new pattern.
8519 (*movdf_softfloat): Remove redundant FPR alternatives.
8520 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8521 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8522 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8523 the "move" attribute.
8524 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8525 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8526 and "store" for COP loads and stores.
8527 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8528 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8529 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8530 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8531 (*movtf_mips16, *movv2sf): Likewise.
8532 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8533 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8534 (mfhc1<mode>): Use "move_type" instead of "move".
8535 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8536 (loadgp_blockage): Remove the "length" attribute.
8537 (blockage, set_got_version, update_got_version): Likewise.
8538 (call_internal): Remove the "extended_mips16" attribute.
8539 (call_value_internal, call_value_multiple_internal): Likewise.
8540 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8542 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8543 the "length" attribute.
8545 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8547 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8548 -Wcast-qual warnings.
8549 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8550 handle_pragma_pop_macro): Likewise.
8551 * collect2.c (resolve_lib_name): Likewise.
8552 * config/arc/arc.c (arc_init): Likewise.
8553 * config/arm/arm.c (neon_builtin_compare,
8554 locate_neon_builtin_icode): Likewise.
8555 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8556 * config/bfin/bfin.c (bfin_init_machine_status,
8557 bfin_optimize_loop): Likewise.
8558 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8559 * config/cris/cris.c (cris_init_expanders): Likewise.
8560 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8561 * config/darwin.c (machopic_indirection_eq,
8562 machopic_indirection_name, machopic_output_indirection): Likewise.
8563 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8564 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8565 frv_optimize_membar): Likewise.
8566 * config/i386/cygwin.h (mingw_scan,
8567 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8568 * config/i386/cygwin1.c (mingw_scan): Likewise.
8569 * config/i386/i386.c (machopic_output_stub): Likewise.
8570 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8571 i386_pe_unique_section): Likewise.
8572 * config/ia64/ia64.c (ia64_init_machine_status,
8573 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8575 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8576 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8577 * config/m68k/m68k.c (m68k_handle_option,
8578 m68k_sched_md_init_global): Likewise.
8579 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8580 mcore_unique_section): Likewise.
8581 * config/mips/mips.c (mips_block_move_straight,
8582 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8584 * config/mmix/mmix.c (mmix_init_machine_status,
8585 mmix_encode_section_info): Likewise.
8586 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8587 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8588 print_operand_address, output_toc, redefine_groups,
8589 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8590 * config/s390/s390.c (s390_init_machine_status): Likewise.
8591 * config/score/score.c (score_block_move_straight,
8592 score_block_move_loop_body): Likewise.
8593 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8594 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8595 * emit-rtl.c (find_auto_inc): Likewise.
8596 * gcc.c (translate_options, process_command): Likewise.
8597 * reorg.c (dbr_schedule): Likewise.
8598 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8599 * xcoffout.c (xcoffout_declare_function): Likewise.
8601 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8603 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8604 ipa-pta working again.
8606 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8608 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8611 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8613 * config.gcc (powerpc*-*-*): Add new core e500mc.
8614 * config/rs6000/e500mc.md: New file.
8615 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8617 (rs6000_override_options): Add e500mc case to
8618 processor_target_table. Altivec and Spe options not allowed
8619 with e500mc. Add isel instruction to e500mc by
8620 default. Initialize rs6000_cost for e500mc.
8621 (rs6000_issue_rate): Set issue rate for e500mc.
8622 * config/rs6000/rs6000.h (processor_type): Add
8623 PROCESSOR_PPCE500MC.
8624 (ASM_CPU_SPEC): Add e500mc.
8625 Set TARGET_ISEL to rs6000_isel.
8626 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8627 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8628 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8630 * doc/invoke.texi: Add e500mc to list of cpus.
8632 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8635 * c-lex.c (lex_charconst): Initialize unsignedp.
8637 2008-06-27 Olivier Hainque <hainque@adacore.com>
8639 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8640 documented assumptions.
8642 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8644 * dwarf2out.c: Remove trailing white spaces. Break long line
8647 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8649 * libfuncs.h (LTI_synchronize): New libfunc_index.
8650 (synchronize_libfunc): Declare.
8651 * builtins.c (expand_builtin_synchronize): Consider using
8652 synchronize_libfunc before falling back on an asm blockage.
8653 * config/mips/mips.c: Include libfuncs.h
8654 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8656 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8658 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8659 parameter. Copy stack_reg to r11 where appropriate.
8660 (no_global_regs_above): Add gpr parameter.
8661 (rs6000_stack_info): Only add padding for SPE save area if we
8662 are saving SPE GPRs and CR.
8663 (saveres_routine_syms): New variable.
8664 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8666 (rs6000_savres_routine_sym): New function.
8667 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8669 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8670 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8671 Tweak FPR out-of-line saving.
8672 (rs6000_make_savres_rtx): New function.
8673 (rs6000_use_multiple_p): New function.
8674 (rs6000_savres_strategy): New function.
8675 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8676 out-of-line if appropriate.
8677 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8678 if we are optimizing for size.
8679 (GP_SAVE_INLINE): Define.
8680 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8681 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8682 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8683 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8684 (*save_fpregs_<mode>): Add use of r11.
8685 (*restore_gpregs_<mode>): New insn.
8686 (*return_and_restore_gpregs_<mode>): New insn.
8687 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8689 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8690 (*restore_gpregs_spe): New insn.
8691 (*return_and_restore_gpregs_spe): New insn.
8692 * config/rs6000/predicates.md (save_world_operation): Fix check.
8694 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8696 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8697 this point, so assert that.
8699 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8701 * cfganal.c: Include vec.h and vecprim.h.
8702 (compute_idf): Import from...
8703 * tree-into-ssa (compute_idf): ...here.
8704 * basic-block.h (compute_idf): Export.
8706 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8708 * c-decl.c (merge_decls): Use !current_function_decl to check for
8709 extern declaration of C99 inline function being at file scope.
8711 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8713 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8715 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8717 * alias.c (record_alias_subset, init_alias_analysis): Fix
8718 -Wc++-compat and/or -Wcast-qual warnings.
8719 * attribs.c (lookup_attribute_spec): Likewise.
8720 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8721 copy_bb, connect_traces,
8722 find_rarely_executed_basic_blocks_and_cr): Likewise.
8723 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8724 note_btr_set, migrate_btr_defs): Likewise.
8725 * builtins.c (result_vector, expand_builtin_memcpy,
8726 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8727 builtin_memset_read_str, expand_builtin_printf,
8728 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8730 * caller-save.c (mark_set_regs): Likewise.
8731 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8732 * cgraph.c (cgraph_edge): Likewise.
8733 * combine.c (likely_spilled_retval_1): Likewise.
8734 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8735 htab_counts_entry_del, get_coverage_counts): Likewise.
8736 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8737 new_cselib_val): Likewise.
8738 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8739 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8741 * df-core.c (df_compact_blocks): Likewise.
8742 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8743 * df-scan.c (df_grow_reg_info, df_ref_create,
8744 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8745 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8746 df_record_entry_block_defs, df_record_exit_block_uses,
8747 df_bb_verify): Likewise.
8748 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8749 DF_REF_EXTRACT_MODE_CONST): New.
8750 * dominance.c (get_immediate_dominator, get_dominated_by,
8751 nearest_common_dominator, root_of_dom_tree,
8752 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8753 -Wc++-compat and/or -Wcast-qual warnings.
8754 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8755 record_store, replace_read, check_mem_read_rtx, scan_insn,
8756 dse_step1, dse_record_singleton_alias_set): Likewise.
8757 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8759 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8761 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8762 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8763 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8764 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8765 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8766 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8767 file_name_acquire, output_file_names, add_const_value_attribute,
8768 premark_used_types_helper, file_table_eq, file_table_hash,
8769 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8770 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8771 -Wcast-qual warnings.
8772 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8773 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8774 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8775 gen_reg_rtx, start_sequence, init_emit): Likewise.
8776 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8777 * except.c (init_eh_for_function, gen_eh_region,
8778 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8779 arh_to_landing_pad, arh_to_label, add_action_record,
8780 add_call_site, switch_to_exception_section): Likewise.
8781 * expmed.c (synth_mult): Likewise.
8782 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8783 store_expr): Likewise.
8784 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8786 * function.c (assign_stack_temp_for_type,
8787 allocate_struct_function, match_asm_constraints_1): Likewise.
8788 * gcov-io.c (gcov_allocate): Likewise.
8789 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8790 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8791 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8792 record_one_set, insert_expr_in_table, insert_set_in_table,
8793 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8794 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8795 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8796 -Wcast-qual warnings.
8798 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8800 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8801 -Wcast-qual warnings.
8802 * gcc.c (process_command): Likewise.
8803 * genattrtab.c (oballoc): Use XOBNEW.
8804 (oballocvec): Define.
8805 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8806 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8807 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8808 -Wc++-compat and/or -Wcast-qual warnings.
8809 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8810 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8811 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8812 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8813 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8814 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8815 add_excls, process_presence_absence_names,
8816 process_presence_absence_patterns, add_presence_absence,
8817 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8818 get_free_state, add_arc, get_free_automata_list_el,
8819 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8820 transform_3, cache_presence, create_ainsns, create_automata,
8821 create_state_ainsn_table, dfa_insn_code_enlarge,
8822 output_trans_func, output_min_issue_delay_func,
8823 output_dead_lock_func, output_reset_func,
8824 output_get_cpu_unit_code_func, output_dfa_start_func,
8825 expand_automata): Likewise.
8826 * genextract.c (gen_insn): Likewise.
8827 * gengtype-lex.l: Likewise.
8828 * gengtype.c (read_input_list, adjust_field_type,
8829 process_gc_options): Likewise.
8830 * genoutput.c (note_constraint): Likewise.
8831 * genpreds.c (mangle, add_constraint): Likewise.
8832 * genrecog.c (process_define_predicate, new_decision,
8833 add_to_sequence): Likewise.
8834 * gensupport.c (record_insn_name): Likewise.
8836 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8838 * config/i386/driver-i386.c (detect_caches_amd,
8839 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8840 and/or -Wcast-qual warnings.
8841 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8842 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8843 gt_pch_save): Likewise.
8844 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8845 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8846 * global.c (compute_regsets): Likewise.
8847 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8848 finish_graph_dump_file): Likewise.
8849 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8850 unlink_bb_notes): Likewise.
8851 * integrate.c (get_hard_reg_initial_val): Likewise.
8852 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8853 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8854 * local-alloc.c (update_equiv_regs): Likewise.
8855 * loop-invariant.c (check_invariant_table_size,
8856 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8858 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8859 altered_reg_used, mark_altered): Likewise.
8860 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8861 insert_var_expansion_initialization,
8862 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8863 release_var_copies): Likewise.
8864 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8865 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8866 analyze_accesses_for_phi_node, check_var_notmodified_p,
8867 check_allocation_function, find_sites_in_func,
8868 record_all_accesses_in_func, transform_access_sites,
8869 transform_allocation_sites): Likewise.
8870 * omp-low.c (new_omp_region, create_omp_child_function_name,
8871 check_omp_nesting_restrictions, check_combined_parallel,
8872 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8873 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8874 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8875 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8877 * opts-common.c (prune_options): Likewise.
8878 * opts.c (add_input_filename, print_filtered_help,
8879 get_option_state): Likewise.
8880 * params.c (add_params): Likewise.
8881 * passes.c (set_pass_for_id, next_pass_1,
8882 do_per_function_toporder, pass_fini_dump_file): Likewise.
8883 * postreload.c (reload_cse_simplify_operands): Likewise.
8884 * predict.c (tree_predicted_by_p, tree_predict_edge,
8885 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8887 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8889 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8891 * recog.c (check_asm_operands, validate_change_1): Likewise.
8892 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8893 subst_asm_stack_regs): Likewise.
8894 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8895 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8896 * regmove.c (reg_is_remote_constant_p): Likewise.
8897 * regrename.c (regrename_optimize, scan_rtx_reg,
8898 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8900 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8901 regstat_compute_calls_crossed): Likewise.
8902 * reload1.c (init_reload, new_insn_chain,
8903 has_nonexceptional_receiver, reload, copy_reloads,
8904 calculate_needs_all_insns, init_elim_table): Likewise.
8905 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8906 * rtl.c (shallow_copy_rtx_stat): Likewise.
8907 * rtlanal.c (parms_set): Likewise.
8908 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8909 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8910 * sched-ebb.c (earliest_block_with_similiar_load,
8911 add_deps_for_risky_insns): Likewise.
8912 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8913 schedule_region): Likewise.
8914 * see.c (eq_descriptor_pre_extension,
8915 hash_descriptor_pre_extension, hash_del_pre_extension,
8916 eq_descriptor_properties, hash_descriptor_properties,
8917 hash_del_properties, see_seek_pre_extension_expr,
8918 see_initialize_data_structures, see_print_register_properties,
8919 see_print_pre_extension_expr, see_delete_merged_def_extension,
8920 see_delete_unmerged_def_extension, see_emit_use_extension,
8921 see_pre_delete_extension, see_map_extension, see_commit_changes,
8922 see_analyze_merged_def_local_prop,
8923 see_analyze_merged_def_local_prop,
8924 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8925 see_set_prop_merged_def, see_set_prop_unmerged_def,
8926 see_set_prop_unmerged_use, see_print_one_extension,
8927 see_merge_one_use_extension, see_merge_one_def_extension,
8928 see_store_reference_and_extension, see_update_uses_relevancy,
8929 see_update_defs_relevancy): Likewise.
8930 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8931 hash_statistics_free, curr_statistics_hash): Likewise.
8932 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8933 expand_asm_operands, expand_return, case_bit_test_cmp,
8934 expand_case): Likewise.
8935 * stor-layout.c (start_record_layout): Likewise.
8936 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8937 gt_pch_save_stringpool): Likewise.
8938 * tree-data-ref.c (hash_stmt_vertex_info,
8939 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8940 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8942 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/i386.md : Change constraints of HImode and QImode
8946 immediate operands from "i" to "n". Change SImode "ni" constraint to
8947 "i" and SImode "rmi" constraint to "g". Remove all constraints
8948 from const0_operand and const1_operand predicated operands.
8949 (i): Change QImode and HImode attribute from "i" to "n".
8950 (*subqi_2): Change HImode operands to QImode.
8953 2008-06-25 Olivier Hainque <hainque@adacore.com>
8955 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8958 2008-06-25 Richard Guenther <rguenther@suse.de>
8960 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8961 not overflow the result type.
8963 2008-06-25 Richard Guenther <rguenther@suse.de>
8965 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8966 (vn_lookup): Likewise.
8968 2008-06-25 Richard Guenther <rguenther@suse.de>
8970 PR tree-optimization/35518
8971 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8972 * tree-sra.c (instantiate_element): Use fold_build3 to build
8974 (try_instantiate_multiple_fields): Likewise.
8976 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8978 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8981 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8983 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8984 use_backchain_to_restore_sp to true
8985 if the offset of the link register save area would go over the 32k - 1
8986 offset limit of the load
8989 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8991 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8992 anchor for the type-punning blurb. Cross-reference "Structures
8993 unions enumerations and bit-fields implementation". Provide a
8994 cast-through-pointer example. Make final sentence self-contained.
8995 * doc/implement-c.texi (Structures unions enumerations and
8996 bit-fields implementation): Cross-reference the type-punning blurb
8997 in the -fstrict-aliasing documentation.
8999 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9002 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9003 the memory instead of the memory itself for the save area.
9005 2008-06-24 Olivier Hainque <hainque@adacore.com>
9006 Nicolas Roche <roche@adacore.com>
9008 * gengtype.c (srcdir_len): size_t instead of int.
9009 (get_file_realbasename): New function. For F a filename, the real
9010 basename of F, with all the path components stripped.
9011 (get_file_srcdir_relative_path): New function. For F a filename, the
9012 relative path to F from $(srcdir).
9013 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9014 get_file_realbasename. Adjust the head comment.
9015 (get_prefix_langdir_index): New function. For F a filename, return the
9016 lang_dir_names[] relative index of the language directory that is
9018 (get_file_langdir): For F a filename, return the name of the language
9019 directory where F is located.
9020 (get_file_gtfilename): New function. The gt- output file name for an
9022 (get_output_file_with_visibility): Replace in-line computations with
9023 uses of get_file_gtfilename and get_prefix_langdir_index.
9024 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9026 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9028 PR tree-optimization/36504
9029 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9030 references without base address.
9032 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9035 * calls.c (expand_call): Increase alignment for recursive functions.
9037 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9039 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9040 (TARGET_FUNCTION_VALUE): New define.
9041 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9042 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9044 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9047 (fmod<mode>3): Ditto.
9048 (remainderxf3): Ditto.
9049 (remainder<mode>3): Ditto.
9051 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9054 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9055 REG is a hard register.
9057 PR tree-optimization/36508
9058 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9059 499, don't check it at all in release compilers.
9061 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9064 together with SSE_TARGET_MATH to disable insn pattern.
9065 (*fop_<MODEF:mode>_2_i387): Ditto.
9066 (*fop_<MODEF:mode>_3_i387): Ditto.
9068 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9070 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9072 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9075 * gimplify.c (gimplify_asm_expr): Check the return code of
9076 parse_output_constraint call, set function return and is_inout
9079 2008-06-22 Ian Lance Taylor <iant@google.com>
9081 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9082 (narrowest_signed_type): Likewise.
9083 * c-typeck.c (c_common_type): Change local variable mclass to enum
9085 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9086 tcc_comparison, not the tree code itself.
9087 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9088 (c_expand_expr): Cast modifier to enum expand_modifier.
9089 * c-common.h (C_RID_CODE): Add casts.
9090 (C_SET_RID_CODE): Define.
9091 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9092 (c_lex_one_token): Add cast to avoid warning.
9093 (c_parser_objc_type_name): Rename local typename to type_name.
9094 (check_no_duplicate_clause): Change code parameter to enum
9096 (c_parser_omp_var_list_parens): Change kind parameter to enum
9098 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9099 c_parser_omp_list_var_parens.
9100 (c_parser_omp_threadprivate): Likewise.
9101 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9102 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9103 * c-format.c (NO_FMT): Define.
9104 (printf_length_specs): Use NO_FMT.
9105 (asm_fprintf_length_specs): Likewise.
9106 (gcc_diag_length_specs): Likewise.
9107 (scanf_length_specs): Likewise.
9108 (strfmon_length_specs): Likewise.
9109 (gcc_gfc_length_specs): Likewise.
9110 (printf_flag_specs): Change 0 to STD_C89.
9111 (asm_fprintf_flag_specs): Likewise.
9112 (gcc_diag_flag_specs): Likewise.
9113 (gcc_cxxdiag_flag_specs): Likewise.
9114 (scanf_flag_specs): Likewise.
9115 (strftime_flag_specs): Likewise.
9116 (strfmon_flag_specs): Likewise.
9117 (print_char_table): Likewise.
9118 (asm_fprintf_char_table): Likewise.
9119 (gcc_diag_char_table): Likewise.
9120 (gcc_tdiag_char_table): Likewise.
9121 (gcc_cdiag_char_table): Likewise.
9122 (gcc_cxxdiag_char_table): Likewise.
9123 (gcc_gfc_char_table): Likewise.
9124 (scan_char_table): Likewise.
9125 (time_char_table): Likewis.
9126 (monetary_char_table): Likewise.
9127 * c-format.h (BADLEN): Likewise.
9129 2008-06-21 Ian Lance Taylor <iant@google.com>
9131 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9132 Define END_OF_BASE_TREE_CODES around inclusion.
9133 * tree.c (tree_code_type): New global array.
9134 (tree_code_length, tree_code_name): Likewise.
9135 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9137 (all-tree.def, s-alltree): New targets.
9138 (gencheck.h, s-gencheck): Remove.
9139 (tree.o): Depend upon all-tree.def.
9140 (build/gencheck.o): Remove gencheck.h dependency.
9141 (mostlyclean): Don't remove gencheck.h.
9142 * c-common.h (enum c_tree_code): Remove.
9143 * c-lang.c (tree_code_type): Remove.
9144 (tree_code_length, tree_code_name): Remove.
9145 * gencheck.c (tree_codes): Include all-tree.def, rather than
9146 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9148 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9150 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9151 (operator_name_info): Size to MAX_TREE_CODES.
9152 (assignment_operator_name_info): Likewise.
9153 * cp/cp-lang.c (tree_code_type): Remove.
9154 (tree_code_length, tree_code_name): Remove.
9155 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9156 (assignment_operator_name_info): Likewise.
9157 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9159 * cp/mangle.c (write_expression): Likewise.
9160 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9161 * fortran/f95-lang.c (tree_code_type): Remove.
9162 (tree_code_length, tree_code_name): Remove.
9163 * java/java-tree.h (enum java_tree_code): Remove.
9164 * java/lang.c (tree_code_type): Remove.
9165 (tree_code_length, tree_code_name): Remove.
9166 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9167 * objc/objc-act.h (enum objc_tree_code): Remove.
9168 * objc/objc-lang.c (tree_code_type): Remove.
9169 (tree_code_length, tree_code_name): Remove.
9170 * objcp/objcp-lang.c (tree_code_type): Remove.
9171 (tree_code_length, tree_code_name): Remove.
9172 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9173 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9174 * ada/misc.c (tree_code_type): Remove.
9175 (tree_code_length, tree_code_name): Remove.
9177 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9179 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9180 the grand_bitmap_obstack.
9182 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9184 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9185 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9186 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9187 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9188 move_stmt_r, new_label_mapper): Likewise.
9189 * tree-complex.c (cvc_lookup): Likewise.
9190 * tree-dfa.c (create_function_ann): Likewise.
9191 * tree-dump.c (dump_register): Likewise.
9192 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9193 find_phi_replacement_condition): Likewise.
9194 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9195 tree_function_versioning): Likewise.
9196 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9197 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9198 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9199 get_nonlocal_debug_decl, convert_nonlocal_reference,
9200 convert_nonlocal_omp_clauses, get_local_debug_decl,
9201 convert_local_reference, convert_local_omp_clauses,
9202 convert_nl_goto_reference, convert_nl_goto_receiver,
9203 convert_tramp_reference, convert_call_expr): Likewise.
9204 * tree-outof-ssa.c (contains_tree_r): Likewise.
9205 * tree-parloops.c (reduction_phi, initialize_reductions,
9206 eliminate_local_variables_1, add_field_for_reduction,
9207 add_field_for_name, create_phi_for_local_result,
9208 create_call_for_reduction_1, create_loads_for_reductions,
9209 create_stores_for_reduction, create_loads_and_stores_for_name):
9211 * tree-phinodes.c (allocate_phi_node): Likewise.
9212 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9213 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9214 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9215 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9216 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9217 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9218 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9219 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9220 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9221 vn_nary_op_insert): Likewise.
9222 * tree-ssa.c (redirect_edge_var_map_add,
9223 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9224 * tree-vectorizer.c (vectorize_loops): Likewise.
9225 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9226 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9227 tree_cons_stat, build1_stat, build_variant_type_copy,
9228 decl_init_priority_lookup, decl_fini_priority_lookup,
9229 decl_priority_info, decl_restrict_base_lookup,
9230 decl_restrict_base_insert, decl_debug_expr_lookup,
9231 decl_debug_expr_insert, decl_value_expr_lookup,
9232 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9233 type_hash_add, get_file_function_name, tree_check_failed,
9234 tree_not_check_failed, tree_range_check_failed,
9235 omp_clause_range_check_failed, build_omp_clause,
9236 build_vl_exp_stat): Likewise.
9237 * value-prof.c (gimple_histogram_value,
9238 gimple_duplicate_stmt_histograms): Likewise.
9239 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9240 unshare_variable, variable_union_info_cmp_pos, variable_union,
9241 dataflow_set_different_1, dataflow_set_different_2,
9242 vt_find_locations, variable_was_changed, set_variable_part,
9243 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9244 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9245 section_entry_hash, object_block_entry_eq,
9246 object_block_entry_hash, create_block_symbol,
9247 initialize_cold_section_name, default_function_rodata_section,
9248 strip_reg_name, set_user_assembler_name, const_desc_eq,
9249 build_constant_desc, output_constant_def, lookup_constant_def,
9250 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9251 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9252 default_internal_label): Likewise.
9253 * varray.c (varray_init, varray_grow): Likewise.
9254 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9256 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9258 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9259 operators for "test" insn. Macroize insn using SWI mode macro.
9260 (*jcc_fused_2): Ditto.
9261 (*jcc_fused_3): Macroize insn using SWI mode macro.
9262 (*jcc_fused_4): Ditto.
9264 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9266 * tree-ssa-pre.c: Fix typo in comment.
9267 (init_antic, fini_antic): Add explicit funtions for
9268 initializing and deinitializing ANTIC and AVAIL sets.
9269 (create_expression_by_pieces): Fix typo in comment.
9270 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9271 (execute_pre): Eventually dump details about ANTIC_IN.
9273 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9275 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9276 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9277 add_to_obstack, file_at_path, find_a_file, execute,
9278 add_preprocessor_option, add_assembler_option, add_linker_option,
9279 process_command, insert_wrapper, do_option_spec, do_self_spec,
9280 spec_path, do_spec_1, is_directory, main, used_arg,
9281 getenv_spec_function): Likewise.
9282 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9283 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9286 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9288 * doc/rtl.texi: Updated subreg section.
9290 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9293 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9294 node->needed and node->reachable.
9295 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9296 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9297 (expand_task_call): Don't call expand_task_copyfn.
9298 (expand_task_copyfn): Renamed to...
9299 (finalize_task_copyfn): ... this.
9301 2008-06-19 Jan Hubicka <jh@suse.cz>
9303 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9304 clobbering framepointer.
9306 2008-06-19 Jan Hubicka <jh@suse.cz>
9308 * tree-optimize.c (execute_early_local_optimizations): Set
9309 cgraph_state only at first invocation.
9311 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9313 * system.h (-Wc++-compat): Activate as a warning, no an error.
9315 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9317 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9318 instead of "#" in insn asm template.
9319 (*jcc_fused_2): Ditto.
9321 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.h (ix86_tune_indices)
9324 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9325 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9326 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9327 (*jcc_fused_2): Ditto.
9328 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9329 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9330 (print operand): Handle 'E' and 'e' code.
9332 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9334 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9335 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9336 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9338 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9340 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9342 (cgraph_expand_function): Use local copy of decl.
9343 (cgraph_expand_all_functions): Remove redundant initialization of
9345 (cgraph_optimize): Reword internal_error message.
9347 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9349 * arm-protos.h (arm_return_in_memory): Remove public
9350 arm_return_in_memory() prototype.
9351 * arm.c (arm_return_in_memory): Add static prototype, add target
9352 hook macro, change definition and comments.
9353 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9355 2008-06-19 Ben Elliston <bje@au.ibm.com>
9357 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9358 real.c: Remove references to IEEE 754R.
9359 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9360 * doc/libgcc.texi (Decimal float library routines): Likewise.
9362 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9364 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9365 (default_unwind_word_mode): Add prototype.
9366 * targhooks.c (default_unwind_word_mode): New function.
9367 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9368 instead of word_mode.
9369 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9370 (TARGET_INITIALIZER): Use it.
9372 * c-common.c (handle_mode_attribute): Support "unwind_word"
9374 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9376 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9377 word_mode to access SjLj_Function_Context member "data".
9378 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9379 conversion from targetm.eh_return_filter_mode () to
9380 targetm.unwind_word_mode () if they differ.
9382 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9383 (BT_FN_UNWINDWORD_PTR): New function type.
9384 (BT_FN_WORD_PTR): Remove.
9385 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9386 * except.c (expand_builtin_extend_pointer): Convert pointer to
9387 targetm.unwind_word_mode () instead of word_mode.
9389 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9390 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9391 (spu_unwind_word_mode): New function.
9392 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9393 (TARGET_UNWIND_WORD_MODE): Define.
9394 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9396 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9398 * config/spu/spu.c (reg_align): Remove.
9399 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9400 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9401 (spu_split_store): Likewise.
9403 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9405 * gcc/tree-vn.c: Fix typo in comment.
9407 2008-06-18 Jan Hubicka <jh@suse.cz>
9409 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9410 toplevel reorder too.
9412 2008-06-18 Jan Hubicka <jh@suse.cz>
9414 * c-opts.c (c_common_post_options): PCH is not compatible with
9416 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9417 -fno-toplevel-reorder by default now.
9419 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9421 PR documentation/30739
9422 * doc/install.texi (Prerequisites): Document dependency on awk.
9424 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9425 Ian Lance Taylor <iant@google.com>
9427 PR rtl-optimization/35604
9428 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9429 only want to change jump destinations, not eventual label comparisons.
9431 2008-06-16 Jan Hubicka <jh@suse.cz>
9433 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9435 (cgraph_analyze_function): Likewise.
9437 2008-06-16 Jan Hubicka <jh@suse.cz>
9439 * cgraph.h (cgraph_mark_if_needed): New function.
9440 * cgraphunit.c (cgraph_mark_if_needed): New function.
9441 * c-decl.c (duplicate_decl): Use it.
9443 2008-06-16 Jan Hubicka <jh@suse.cz>
9445 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9448 2008-06-16 Jan Hubicka <jh@suse.cz>
9450 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9452 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9453 Kazu Hirata <kazu@codesourcery.com>
9454 Maxim Kuvyrkov <maxim@codesourcery.com
9456 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9457 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9458 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9459 EXTRA_SPEC_FUNCTIONS.
9460 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9461 (DRIVER_SELF_SPECS): Adjust.
9462 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9463 * config/mips/st.h, config/mips/t-st: New.
9464 * config/mips/driver-native.c, config/mips/x-native: New.
9465 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9468 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9470 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9472 (ISA_HAS_FP_CONDMOVE): New macro.
9473 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9474 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9475 (ISA_HAS_NMADD3_NMSUB3): New macro.
9476 * config/mips/mips.c (mips_rtx_costs): Update.
9477 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9478 compiling for ST Loongson 2E/2F.
9479 (madd<mode>): Rename to madd4<mode>. Update.
9480 (madd3<mode>): New pattern.
9481 (msub<mode>): Rename to msub4<mode>. Update.
9482 (msub3<mode>): New pattern.
9483 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9484 (nmadd3<mode>): New pattern.
9485 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9486 (nmadd3<mode>_fastmath): New pattern.
9487 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9488 (nmsub3<mode>): New pattern.
9489 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9490 (nmsub3<mode>_fastmath): New pattern.
9491 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9493 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9495 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9496 (DF_REF_INSN_INFO): New.
9497 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9498 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9499 with a NULL DF_REF_INSN_INFO.
9500 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9502 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9503 DF_INSN_INFO_EQ_USES): New.
9504 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9505 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9506 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9507 * df-core.c: Update comment for above changes.
9508 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9509 DF_INSN_UID_* macros.
9510 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9511 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9512 insn rtx. Update all callers.
9513 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9514 df_ref_create_structure, df_insn_refs_collect): Likewise.
9515 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9516 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9517 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9518 macros to access the insn refs.
9519 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9520 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9521 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9522 for accessing the refs.
9523 (try_fwprop_subst): Likewise.
9524 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9525 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9526 for accessing the refs.
9527 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9528 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9529 to look at the insn refs.
9530 (record_uses): Likewise.
9531 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9533 (mark_artificial_uses): Don't mark_insn for artificial refs.
9534 (mark_reg_rependencies): Likewise.
9536 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9538 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9540 * configure: Regenerate.
9542 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9544 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9545 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9546 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9548 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9550 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9551 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9552 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9554 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9556 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9557 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9558 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9560 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9562 * tree-ssa-sccvn.c: Fix format of comments.
9564 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9566 * cgraph.c: Remove unneeded forward declarations of eq_node()
9569 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9571 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9573 (see_update_relevancy): Likewise.
9574 * fwprop.c (try_fwprop_subst): Likewise.
9575 * rtlanal.c (noop_move_p): Likewise.
9576 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9577 notes to non-existing libcall blocks.
9578 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9580 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9581 (dead_libcall_p): Remove.
9582 (delete_trivially_dead_insns): Don't use it.
9583 * web.c (union_defs): Remove comment about keeping nops.
9584 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9585 (compute_hash_table_work): Don't track libcall notes.
9586 (do_local_cprop): Don't take libcall pointers. Don't update
9588 (adjust_libcall_notes): Deleted.
9589 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9590 ever have existed in the first place).
9591 (replace_store_insn): Don't try to remove libcall notes.
9592 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9593 (resolve_reg_notes): Don't call them.
9594 (resolve_simple_move): Likewise.
9595 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9596 Don't remove REG_RETVAL notes.
9597 * emit-rtl.c (try_split): Don't update libcall notes.
9598 (emit_copy_of_insn_after): Dito.
9599 * cselib.c (cselib_current_insn_in_libcall): Remove.
9600 (cselib_process_insn): Don't set/clear it.
9601 (new_elt_loc_list): Don't record it.
9602 (cselib_init): Don't initialize it.
9603 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9604 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9606 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9607 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9608 (init_deps): Don't initialize it.
9609 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9610 * combine.c (delete_noop_moves): Don't update libcall notes.
9611 (can_combine_p): Remove now pointless #if 0 block.
9612 (try_combine): Remove another obsolete #if 0 block.
9613 (distribute_notes): Don't distribute libcall notes.
9614 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9615 * dce.c (libcall_dead_p): Remove.
9616 (delete_unmarked_insns): Don't handle libcall blocks.
9617 (preserve_libcall_for_dce): Remove.
9618 (prescan_insns_for_dce): Don't special-case libcall block insns.
9619 * reload1 (reload): Don't handle libcall notes.
9620 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9623 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9625 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9626 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9627 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9629 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9631 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9632 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9633 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9635 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9637 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9639 2008-06-16 Ira Rosen <irar@il.ibm.com>
9641 PR tree-optimization/36493
9642 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9643 the arguments list. Use VECTYPE to create vector pointer.
9644 (vectorizable_store): Fail if accesses through a pointer to vectype
9645 do not alias the original memory reference operands.
9646 Call vect_create_data_ref_ptr without the removed argument.
9647 (vectorizable_load): Likewise.
9648 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9651 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9654 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9657 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9659 * config/mips/loongson2ef.md: New file.
9660 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9661 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9662 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9663 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9664 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9666 (loongson2ef.md): New include.
9667 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9668 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9669 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9670 (loongson_gt_<mode>, loongson_extract_halfword)
9671 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9672 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9673 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9674 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9675 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9676 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9677 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9678 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9679 (vec_interleave_low<mode>): Define type attribute.
9680 * config/mips/mips.c (mips_ls2): New static variable.
9681 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9682 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9683 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9684 Implement target scheduling hooks.
9685 (mips_multipass_dfa_lookahead): Update to handle tuning for
9687 (mips_sched_init): Initialize data for Loongson scheduling.
9688 (mips_ls2_variable_issue): New static function.
9689 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9691 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9692 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9693 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9694 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9695 Handle ST Loongson 2E/2F cores.
9696 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9698 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9700 * omp-low.c (extract_omp_for_data): Fix comment typo.
9703 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9705 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9706 FIXME note about gcc/config.guess.
9707 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9708 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9709 * doc/cppopts.texi: Likewise.
9710 * doc/extend.texi: Likewise.
9711 * doc/gcc.texi: Likewise.
9712 * doc/gccint.texi: Likewise.
9713 * doc/gcov.texi: Likewise.
9714 * doc/gty.texi: Likewise.
9715 * doc/hostconfig.texi: Likewise.
9716 * doc/install.texi: Likewise.
9717 * doc/invoke.texi: Likewise.
9718 * doc/loop.texi: Likewise.
9719 * doc/makefile.texi: Likewise.
9720 * doc/md.texi: Likewise.
9721 * doc/passes.texi: Likewise.
9722 * doc/tm.texi: Likewise.
9723 * doc/tree-ssa.texi: Likewise.
9724 * doc/trouble.texi: Likewise.
9726 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9727 Nathan Sidwell <nathan@codesourcery.com>
9728 Maxim Kuvyrkov <maxim@codesourcery.com>
9729 Richard Sandiford <rdsandiford@googlemail.com>
9731 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9732 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9733 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9735 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9736 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9737 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9739 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9740 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9741 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9742 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9743 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9744 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9745 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9746 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9747 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9748 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9749 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9750 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9751 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9752 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9753 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9754 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9755 (mips_builtins): Add Loongson builtins.
9756 (mips_loongson_2ef_bdesc): New.
9757 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9758 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9759 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9760 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9762 (mips_expand_vector_init): New.
9763 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9764 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9766 * config/mips/mips.md: Add unspec numbers for Loongson
9767 builtins. Include loongson.md.
9768 (MOVE64): Include Loongson vector modes.
9769 (SPLITF): Include Loongson vector modes.
9770 (HALFMODE): Handle Loongson vector modes.
9771 * config/mips/loongson.md: New.
9772 * config/mips/loongson.h: New.
9773 * config.gcc: Add loongson.h header for mips*-*-* targets.
9774 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9776 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9778 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9779 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9780 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9781 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9782 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9783 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9784 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9785 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9786 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9787 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9788 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9789 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9790 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9791 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9792 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9793 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9794 Remove use_fixproto=yes.
9795 (ia64*-*-hpux*): Remove comment about using fixproto.
9796 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9798 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9800 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9802 * configure: Regenerate.
9804 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9807 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9808 before evaluating it.
9810 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9813 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9814 nested inline functions.
9815 (start_decl, start_function): Don't invert DECL_EXTERNAL
9816 for nested inline functions.
9818 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9820 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9821 splits that must be made for correctness.
9823 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9825 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9826 (AVAIL_NON_MIPS16): Likewise.
9827 (mips_builtin_description): Replace target_flags with a predicate.
9828 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9829 (dspr2_32): New availability predicates.
9830 (MIPS_BUILTIN): New macro.
9831 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9832 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9833 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9834 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9835 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9836 (mips_dsp_32only_bdesc): Merge into...
9837 (mips_builtins): ...this new array.
9838 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9839 (mips_init_builtins): Update after above changes.
9840 (mips_expand_builtin_1): Merge into...
9841 (mips_expand_builtin): ...here and update after above changes.
9843 2008-06-12 Paul Brook <paul@codesourcery.com>
9845 * longlong.h (__arm__): Define count_leading_zeros.
9846 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9847 (clzsi2, clzdi2): New functions.
9848 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9849 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9850 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9851 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9852 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9853 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9854 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9855 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9856 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9857 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9859 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9861 * config/m68k/m68k.c (m68k_tune_flags): New.
9862 (override_options): Compute m68k_tune_flags.
9863 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9864 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9866 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9869 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9871 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9873 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9874 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9876 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9878 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9879 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9881 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9884 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9887 2008-06-12 Richard Guenther <rguenther@suse.de>
9889 PR tree-optimization/36345
9890 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9891 add memory_tag_needed flag.
9892 (may_alias_p): Declare.
9893 * tree-ssa-alias.c (may_alias_p): Export.
9894 (set_initial_properties): Use memory_tag_needed flag.
9895 (update_reference_counts): Likewise.
9896 (reset_alias_info): Reset memory_tag_needed flag.
9897 (create_name_tags): Check memory_tag_needed flag.
9898 (dump_points_to_info_for): Dump it.
9899 * tree-ssa-structalias.c (struct variable_info): Remove
9900 directly_dereferenced flag.
9901 (new_var_info): Do not initialize it.
9902 (process_constraint_1): Do not set it.
9903 (update_alias_info): Set is_dereferenced flag.
9904 (set_uids_in_ptset): Use may_alias_p.
9905 (set_used_smts): Check memory_tag_needed flag.
9906 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9907 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9908 memory_tag_needed flag.
9909 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9912 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9914 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9915 red zone for w64 abi.
9916 (ix86_expand_prologue): Likewise.
9917 (ix86_force_to_memory): Likewise.
9918 (ix86_free_from_memory): Likewise.
9920 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9923 * config/rs6000/rs6000.c (rs6000_override_options): Set
9924 rs6000_isel conditionally to the absence of comand line override.
9925 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9926 Remove duplicate rs6000_isel setting.
9927 * config/rs6000/eabispe.h: Ditto.
9929 2008-06-11 Richard Guenther <rguenther@suse.de>
9931 * alias.c (get_alias_set): Use the element alias-set for arrays.
9932 (record_component_aliases): For arrays and vectors do nothing.
9933 * c-common.c (strict_aliasing_warning): Handle the cases
9934 of alias set zero explicitly.
9935 * Makefile.in (dfp.o-warn): Add -Wno-error.
9937 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9939 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9941 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9942 tune_32 tune_64 to supported_defaults. Allow values not
9943 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9944 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9945 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9946 with_cpu_64 to generic for 64-bit-supporting configurations, not
9947 with_cpu. Remove FIXMEs.
9948 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9949 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9950 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9951 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9952 arch_32 and arch_64.
9954 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9955 Olivier Hainque <hainque@adacore.com>
9957 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9958 Use DECL_SIZE_UNIT to retrieve the size of the field.
9960 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9962 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9963 with function calls after declarations. Lay out
9964 neon_float_type_node before further use.
9966 2008-06-11 Richard Guenther <rguenther@suse.de>
9968 * tree-flow.h (may_point_to_global_var): Declare.
9969 * tree-ssa-alias.c (may_point_to_global_var): New function.
9970 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9972 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9974 * configure.ac: Teach that fido supports .debug_line.
9975 * configure: Regenerate.
9977 2008-06-10 Tom Tromey <tromey@redhat.com>
9979 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9982 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9984 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9985 (encode_decimal64, decode_decimal64, encode_decimal128,
9986 decode_decimal128): Reverse order of 32-bit parts of value if host
9987 and target endianness differ.
9989 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9991 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9992 Avoid division by 0.
9993 (tree_mod_pow2_value_transform): Likewise.
9994 (tree_ic_transform): Likewise.
9995 (tree_stringops_transform): Likewise.
9996 (tree_mod_subtract_transform): Likewise.
9997 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9998 (copy_edges_for_bb): Likewise.
9999 (initialize_cfun): Likewise.
10001 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10003 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10004 nonmemory_operand. Add "N" operand constraint.
10006 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10007 (*jcc_btsi_mask): Ditto.
10008 (*jcc_btsi_mask_1): Ditto.
10010 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10012 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10013 TYPE_CANONICAL for copied element type.
10015 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10018 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10019 Add m_CORE2 and m_GENERIC.
10020 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10021 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10023 (*jcc_btdi_rex64): New instruction and split pattern.
10024 (*jcc_btsi): Ditto.
10025 (*jcc_btsi_1): Ditto.
10026 (*btsq): Fix Intel asm dialect operand order.
10030 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10032 PR middle-end/36447
10033 * simplify-rtx.c (simplify_subreg): Add check for shift count
10036 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10038 * doc/md.texi: Synchronize with later constraints.md change.
10039 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10040 with a C implementation.
10041 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10043 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10044 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10045 when moving to and from MD_REGNUM.
10046 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10047 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10048 Handle byte and halfword moves.
10049 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10051 * config/mips/constraints.md (h): Turn into NO_REGS.
10052 (l, x): Update documentation.
10053 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10054 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10055 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10056 (HILO): New mode iterator.
10058 (any_div): New code iterator.
10059 (u): Extend code attribute to div and udiv.
10060 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10061 d_operand in the splitters. Remove redundant CONST_INT checks.
10062 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10063 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10064 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10065 accordingly, using normal moves instead of unspecs to move LO into
10066 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10067 (<u>mulsidi3): Handle expansion in C code.
10068 (<u>mulsidi3_32bit_internal): Rename to...
10069 (<u>mulsidi3_32bit): ...this.
10070 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10071 (*<u>mulsidi3_64bit): Rename to...
10072 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10073 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10074 to set LO and HI to the multiplication result. Use a normal move
10075 for MFLO and an unspec for MFHI.
10076 (*<u>mulsidi3_64bit_parts): Replace with...
10077 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10078 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10079 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10080 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10081 instead of HI. Split the instruction into a separate multiplication
10082 and MFHI if !TARGET_FIX_R4000.
10083 (<su>muldi3_highpart): Likewise.
10084 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10085 and the "=h" clobber.
10086 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10087 (<u>mulditi3): New expander.
10088 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10089 (madsi): Remove "=h" clobber.
10090 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10091 Force the modulus result to be a GPR and split the instruction into
10092 a division followed by an MFHI after reload.
10093 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10094 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10095 the MIPS16 HIGH define_split.
10096 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10097 of acc<->gpr moves to "multi".
10098 (*movdi_64bit): Replace the single "x" alternative with
10099 alternatives for moving into and out of "a".
10100 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10101 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10102 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10103 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10104 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10105 (movti): New expander.
10106 (*movti, *movti_mips16): New insns.
10107 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10108 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10109 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10110 * config/mips/predicates.md (fpr_operand): Delete.
10111 (d_operand): New predicate.
10113 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10115 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10116 failure on some Bourne shells.
10117 (x86_64-*-*): Ditto.
10119 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10121 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10123 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10125 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10126 (sparc-sun-solaris2*): Likewise.
10128 2008-06-09 Arnaud Charlet <charlet@adacore.com
10130 * doc/install.texi: Update requirements to build the Ada compiler.
10132 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10134 * df-scan.c (struct df_scan_problem_data): Remove the
10135 mw_link_pool alloc pool.
10136 (df_scan_free_internal): Don't free it.
10137 (df_scan_alloc): Don't allocate it.
10138 * df.h (struct df_link): Update comment.
10140 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10142 * except.h: Correct checks for when SJLJ exceptions must be used.
10144 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10146 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10149 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10151 PR tree-optimization/36218
10152 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10153 configure for the build system.
10154 (BUILD_LDFLAGS): Define.
10155 * configure: Regenerate.
10156 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10158 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10161 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10162 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10163 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10165 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10167 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10169 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10171 * config.gcc (Obsolete configurations): Remove list of
10173 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10174 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10175 targets matched by those patterns.
10176 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10177 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10178 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10179 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10180 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10181 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10182 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10183 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10184 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10185 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10186 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10187 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10188 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10189 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10190 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10191 Make code for Solaris 7 and greater unconditional for Solaris.
10192 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10193 Remove --with-* handling.
10194 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10195 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10196 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10197 LINK_OS_WINDISS_SPEC): Remove.
10198 * config/rs6000/sysv4.opt (mwindiss): Remove.
10199 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10200 * configure: Regenerate.
10201 * doc/cpp.texi: Don't mention BeOS.
10202 * doc/extend.texi (interrupt): Don't mention MS1.
10203 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10204 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10205 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10206 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10207 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10209 * doc/invoke.texi (MT Options): Remove.
10210 (-mwindiss): Remove.
10211 (CRIS Options): Remove cris-axis-aout references.
10212 (HPPA Options): Don't mention hppa1.1-*-pro.
10213 * doc/md.texi: (MorphoTech family): Remove.
10214 * libgcc2.c: Don't handle UWIN.
10215 * config/alpha/t-unicosmk: Remove.
10216 * config/alpha/unicosmk.h: Remove.
10217 * config/arm/kaos-arm.h: Remove.
10218 * config/arm/kaos-strongarm.h: Remove.
10219 * config/arm/strongarm-coff.h: Remove.
10220 * config/arm/strongarm-elf.h: Remove.
10221 * config/arm/strongarm-pe.h: Remove.
10222 * config/arm/t-strongarm-pe: Remove.
10223 * config/arm/t-xscale-coff: Remove.
10224 * config/arm/t-xscale-elf: Remove.
10225 * config/arm/xscale-coff.h: Remove.
10226 * config/arm/xscale-elf.h: Remove.
10227 * config/chorus.h: Remove.
10228 * config/cris/aout.h: Remove.
10229 * config/cris/aout.opt: Remove.
10230 * config/cris/t-aout: Remove.
10231 * config/i386/beos-elf.h: Remove.
10232 * config/i386/kaos-i386.h: Remove.
10233 * config/i386/ptx4-i.h: Remove.
10234 * config/i386/sco5.h: Remove.
10235 * config/i386/sco5.opt: Remove.
10236 * config/i386/sysv4-cpp.h: Remove.
10237 * config/i386/sysv5.h: Remove.
10238 * config/i386/t-beos: Remove.
10239 * config/i386/t-sco5: Remove.
10240 * config/i386/t-uwin: Remove.
10241 * config/i386/uwin.asm: Remove.
10242 * config/i386/uwin.h: Remove.
10243 * config/kaos.h: Remove.
10244 * config/mips/windiss.h: Remove.
10245 * config/mt: Remove directory.
10246 * config/pa/pa-osf.h: Remove.
10247 * config/pa/pa-pro-end.h: Remove.
10248 * config/pa/t-pro: Remove.
10249 * config/ptx4.h: Remove.
10250 * config/rs6000/beos.h: Remove.
10251 * config/rs6000/kaos-ppc.h: Remove.
10252 * config/rs6000/t-beos: Remove.
10253 * config/rs6000/windiss.h: Remove.
10254 * config/sh/kaos-sh.h: Remove.
10255 * config/sol2-6.h: Remove.
10256 * config/sparc/sol26-sld.h: Remove.
10257 * config/sparc/sysv4-only.h: Remove.
10258 * config/vax/bsd.h: Remove.
10259 * config/vax/t-memfuncs: Remove.
10260 * config/vax/ultrix.h: Remove.
10261 * config/vax/vaxv.h: Remove.
10262 * config/windiss.h: Remove.
10264 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10266 PR rtl-optimization/36438
10267 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10268 for vector shifts with constant scalar shift operands.
10270 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10272 * doc/invoke.texi: Document -march=xlr.
10273 * config/mips/xlr.md: New file.
10274 * config/mips/mips.md: Include it.
10276 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10277 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10278 (mips_rtx_cost_data): Likewise.
10280 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10282 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10283 PRE_INC and PRE_DEC cases.
10285 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10287 PR rtl-optimization/36419
10288 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10289 the emitting jump insn.
10292 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10293 is not bool, boolify the whole *expr_p and convert to the desired type.
10295 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10297 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10298 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10299 Add omp_private_outer_ref hook, add another argument to
10300 omp_clause_default_ctor hook.
10301 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10302 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10303 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10304 hook_tree_tree_tree_tree_null.
10305 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10306 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10307 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10308 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10309 * tree.def (OMP_TASK): New tree code.
10310 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10311 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10312 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10313 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10314 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10315 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10316 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10317 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10318 (OMP_DIRECTIVE_P): Add OMP_TASK.
10319 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10320 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10321 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10322 and OMP_CLAUSE_UNTIED entries.
10323 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10325 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10326 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10327 * tree-pretty-print.c (dump_omp_clause): Handle
10328 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10329 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10330 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10331 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10332 warning about unsigned iterators. Change decl/init/cond/incr
10333 arguments to TREE_VECs, check arguments for all collapsed loops.
10334 (c_finish_omp_taskwait): New function.
10335 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10337 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10338 default_function_array_conversion on init. Add par_clauses argument.
10339 If decl is present in parallel's lastprivate clause, change it to
10340 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10341 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10342 collapse count in clauses.
10343 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10344 c_parser_omp_for_loop callers.
10345 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10346 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10347 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10348 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10350 (c_parser_omp_clause_schedule): Handle schedule(auto).
10351 Include correct location in the error message.
10352 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10353 and PRAGMA_OMP_CLAUSE_UNTIED.
10354 (OMP_TASK_CLAUSE_MASK): Define.
10355 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10356 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10357 * tree-nested.c (convert_nonlocal_omp_clauses,
10358 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10359 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10360 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10361 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10363 (conver_nonlocal_reference, convert_local_reference,
10364 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10365 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10366 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10367 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10368 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10369 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10370 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10371 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10372 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10374 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10375 * c-common.h (c_finish_omp_taskwait): New prototype.
10376 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10377 * tree-parloops.c (create_parallel_loop): Create 1 entry
10378 vectors for OMP_FOR_{INIT,COND,INCR}.
10379 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10380 (make_edges): Handle OMP_TASK.
10381 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10382 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10383 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10384 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10385 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10386 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10387 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10388 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10389 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10390 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10391 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10392 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10393 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10394 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10395 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10396 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10397 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10398 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10399 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10400 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10401 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10402 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10403 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10405 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10406 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10407 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10408 original iterator is present in lastprivate clause or if
10409 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10410 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10411 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10412 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10413 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10414 if it is set, lookup var in outer contexts too. Handle
10415 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10416 to be implicitly determined firstprivate for task regions.
10417 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10418 if it is set, lookup var in outer contexts too. Set
10419 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10420 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10421 OMP_CLAUSE_UNTIED. Take region_type as last argument
10422 instead of in_parallel and in_combined_parallel.
10423 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10425 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10426 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10427 (new_omp_context): Set default_kind to
10428 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10429 (omp_region_type): New enum.
10430 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10431 fields, add region_type.
10432 (new_omp_context): Take region_type as argument instead of is_parallel
10433 and is_combined_parallel.
10434 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10435 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10436 ctx->is_combined_parallel checks.
10437 (gimplify_omp_task): New function.
10438 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10440 * omp-low.c (extract_omp_for_data): Use schedule(static)
10441 for schedule(auto). Handle pointer and unsigned iterators.
10442 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10443 Add loops argument. Extract data for collapsed OMP_FOR loops.
10444 (expand_parallel_call): Assert sched_kind isn't auto,
10445 map runtime schedule to index 3.
10446 (struct omp_for_data_loop): New type.
10447 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10448 Add loop, loops, collapse and iter_type fields.
10449 (workshare_safe_to_combine_p): Disallow combined for if
10450 iter_type is unsigned long long. Don't combine collapse > 1 loops
10451 unless all bounds and steps are constant. Adjust extract_omp_for_data
10453 (expand_omp_for_generic): Handle pointer, unsigned and long long
10454 iterators. Handle collapsed OMP_FOR loops. Adjust
10455 for struct omp_for_data changes. If libgomp function doesn't return
10456 boolean_type_node, add comparison of the return value with 0.
10457 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10458 pointer, unsigned and long long iterators. Adjust for struct
10459 omp_for_data changes.
10460 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10461 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10462 unsigned long long. Allocate loops array, pass it to
10463 extract_omp_for_data. For collapse > 1 loops use always
10464 expand_omp_for_generic.
10465 (omp_context): Add sfield_map and srecord_type fields.
10466 (is_task_ctx, lookup_sfield): New functions.
10467 (use_pointer_for_field): Use is_task_ctx helper. Change first
10468 argument's type from const_tree to tree. Clarify comment.
10469 In OMP_TASK disallow copy-in/out sharing.
10470 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10471 (install_var_field): Add mask argument. Populate both record_type
10472 and srecord_type if needed.
10473 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10475 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10476 and DECL_FIELD_OFFSET.
10477 (scan_sharing_clauses): Adjust install_var_field callers. For
10478 firstprivate clauses on explicit tasks allocate the var by value in
10479 record_type unconditionally, rather than by reference.
10480 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10481 Use is_taskreg_ctx instead of is_parallel_ctx.
10482 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10483 (create_omp_child_function_name): Add task_copy argument, use
10484 *_omp_cpyfn* names if it is true.
10485 (create_omp_child_function): Add task_copy argument, if true create
10486 *_omp_cpyfn* helper function.
10487 (scan_omp_parallel): Adjust create_omp_child_function callers.
10488 Rename parallel_nesting_level to taskreg_nesting_level.
10489 (scan_omp_task): New function.
10490 (lower_rec_input_clauses): Don't run constructors for firstprivate
10491 explicit task vars which are initialized by *_omp_cpyfn*.
10492 Pass outer var ref to omp_clause_default_ctor hook if
10493 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10494 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10495 OMP_CLAUSE_REDUCTION_INIT.
10496 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10497 avoid duplicate setting of fields. Handle
10498 OMP_CLAUSE_PRIVATE_OUTER_REF.
10499 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10500 copy-out if TREE_READONLY, only copy-in.
10501 (expand_task_copyfn): New function.
10502 (expand_task_call): New function.
10503 (struct omp_taskcopy_context): New type.
10504 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10506 (lower_omp_parallel): Rename to...
10507 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10508 Call create_task_copyfn if srecord_type is needed. Adjust
10510 (task_shared_vars): New variable.
10511 (check_omp_nesting_restrictions): Warn if work-sharing,
10512 barrier, master or ordered region is closely nested inside OMP_TASK.
10513 Add warnings for barrier if closely nested inside of work-sharing,
10514 ordered, or master region.
10515 (scan_omp_1): Call check_omp_nesting_restrictions even for
10516 GOMP_barrier calls. Rename parallel_nesting_level to
10517 taskreg_nesting_level. Handle OMP_TASK.
10518 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10519 work-sharing construct, continue looking for them on parent parallel
10521 (lower_omp_for_lastprivate): Add lastprivate clauses
10522 to the beginning of dlist rather than end. Adjust for struct
10523 omp_for_data changes.
10524 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10525 not after it. Handle collapsed OMP_FOR loops, adjust for
10526 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10527 (get_ws_args_for): Adjust extract_omp_for_data caller.
10528 (scan_omp_for): Handle collapsed OMP_FOR
10529 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10530 (lower_omp_single_simple): If libgomp function doesn't return
10531 boolean_type_node, add comparison of the return value with 0.
10532 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10533 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10534 (parallel_nesting_level): Rename to...
10535 (taskreg_nesting_level): ... this.
10536 (is_taskreg_ctx): New function.
10537 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10538 of is_parallel_ctx.
10539 (execute_lower_omp): Rename parallel_nesting_level to
10540 taskreg_nesting_level.
10541 (expand_omp_parallel): Rename to...
10542 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10543 Call omp_task_call for OMP_TASK regions.
10544 (expand_omp): Adjust caller, handle OMP_TASK.
10545 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10547 * bitmap.c (bitmap_default_obstack_depth): New variable.
10548 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10549 if argument is NULL and bitmap_default_obstack is already initialized.
10550 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10552 * matrix-reorg.c (matrix_reorg): Likewise.
10554 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10556 * config/i386/i386.md (*indirect_jump): Macroize using P
10557 mode iterator. Remove !TARGET_64BIT from insn constraints.
10558 (*tablejump_1): Ditto.
10559 (*indirect_jump_rex64): Remove insn pattern.
10560 (*tablejump_1_rex64): Ditto.
10561 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10562 and eh_return_si insn patterns.
10564 2008-06-06 Richard Guenther <rguenther@suse.de>
10566 * tree-ssa-structalias.c (merge_smts_into): Remove.
10567 (find_what_p_points_to): Do not bother to compute the
10568 points-to set for pt_anything pointers.
10569 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10570 for pt_anything pointers is ok.
10572 2008-06-06 Jan Hubicka <jh@suse.cz>
10574 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10576 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10578 * cgraph.c: Fix typos in comments.
10579 (cgraph_availability_names): Fix string typo.
10580 * fold-const.c: Fix typos in comments.
10581 (fold_binary): Fix typo in warning.
10582 * genautomata.c: Fix typos in comments.
10583 (check_presence_pattern_sets): Fix typo in local variable.
10584 (output_description): Fix typo in output.
10585 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10586 * hwint.h: Likewise.
10587 * matrix-reorg.c (check_allocation_function): Likewise.
10588 * omega.c (smooth_weird_equations): Likewise.
10589 * auto-inc-dec.c: Fix typos in comments.
10590 * bb-reorder.c: Likewise.
10591 * builtins.c: Likewise.
10592 * c-common.c: Likewise.
10593 * c-cppbuiltin.c: Likewise.
10594 * c-parser.c: Likewise.
10595 * c-pretty-print.c: Likewise.
10596 * cfgcleanup.c: Likewise.
10597 * cfgexpand.c: Likewise.
10598 * cfghooks.c: Likewise.
10599 * cfglayout.c: Likewise.
10600 * cfgloopmanip.c: Likewise.
10601 * cgraphunit.c: Likewise.
10602 * coverage.c: Likewise.
10603 * dbxout.c: Likewise.
10604 * df-byte-scan.c: Likewise.
10605 * df-core.c: Likewise.
10606 * df-problems.c: Likewise.
10607 * df-scan.c: Likewise.
10609 * dominance.c: Likewise.
10610 * domwalk.c: Likewise.
10612 * dwarf2out.c: Likewise.
10613 * emit-rtl.c: Likewise.
10614 * et-forest.c: Likewise.
10615 * function.c: Likewise.
10616 * function.h: Likewise.
10618 * gcov-io.c: Likewise.
10619 * gcov.c: Likewise.
10620 * gcse.c: Likewise.
10621 * genattrtab.c: Likewise.
10622 * ggc-page.c: Likewise.
10623 * gimplify.c: Likewise.
10624 * gthr-lynx.h: Likewise.
10625 * haifa-sched.c: Likewise.
10626 * ipa-cp.c: Likewise.
10627 * ipa-inline.c: Likewise.
10628 * ipa-prop.h: Likewise.
10629 * ipa-pure-const.c: Likewise.
10630 * ipa-struct-reorg.c: Likewise.
10631 * ipa-struct-reorg.h: Likewise.
10632 * ipa-type-escape.c: Likewise.
10634 * loop-doloop.c: Likewise.
10635 * mips-tfile.c: Likewise.
10636 * mkmap-flat.awk: Likewise.
10637 * mkmap-symver.awk: Likewise.
10638 * modulo-sched.c: Likewise.
10639 * omp-low.c: Likewise.
10640 * optabs.c: Likewise.
10641 * optabs.h: Likewise.
10642 * opts.c: Likewise.
10643 * passes.c: Likewise.
10644 * postreload-gcse.c: Likewise.
10645 * postreload.c: Likewise.
10646 * predict.c: Likewise.
10647 * pretty-print.h: Likewise.
10648 * profile.c: Likewise.
10649 * protoize.c: Likewise.
10650 * ra-conflict.c: Likewise.
10651 * real.c: Likewise.
10652 * recog.c: Likewise.
10653 * regclass.c: Likewise.
10654 * regs.h: Likewise.
10655 * reload.c: Likewise.
10656 * rtl-error.c: Likewise.
10657 * rtlanal.c: Likewise.
10658 * scan.h: Likewise.
10659 * sched-rgn.c: Likewise.
10661 * stmt.c: Likewise.
10662 * target.h: Likewise.
10663 * tree-dfa.c: Likewise.
10664 * tree-eh.c: Likewise.
10665 * tree-flow-inline.h: Likewise.
10666 * tree-inline.c: Likewise.
10667 * tree-into-ssa.c: Likewise.
10668 * tree-loop-distribution.c: Likewise.
10669 * tree-nested.c: Likewise.
10670 * tree-parloops.c: Likewise.
10671 * tree-pass.h: Likewise.
10672 * tree-pretty-print.c: Likewise.
10673 * tree-profile.c: Likewise.
10674 * tree-scalar-evolution.c: Likewise.
10675 * tree-sra.c: Likewise.
10676 * tree-ssa-alias-warnings.c: Likewise.
10677 * tree-ssa-ccp.c: Likewise.
10678 * tree-ssa-coalesce.c: Likewise.
10679 * tree-ssa-dom.c: Likewise.
10680 * tree-ssa-dse.c: Likewise.
10681 * tree-ssa-forwprop.c: Likewise.
10682 * tree-ssa-live.c: Likewise.
10683 * tree-ssa-live.h: Likewise.
10684 * tree-ssa-loop-im.c: Likewise.
10685 * tree-ssa-loop-ivopts.c: Likewise.
10686 * tree-ssa-loop-niter.c: Likewise.
10687 * tree-ssa-loop-prefetch.c: Likewise.
10688 * tree-ssa-phiopt.c: Likewise.
10689 * tree-ssa-phiprop.c: Likewise.
10690 * tree-ssa-sccvn.c: Likewise.
10691 * tree-ssa-ter.c: Likewise.
10692 * tree-ssa-threadupdate.c: Likewise.
10693 * tree-ssa.c: Likewise.
10694 * tree-vect-analyze.c: Likewise.
10695 * tree-vect-transform.c: Likewise.
10696 * tree-vectorizer.c: Likewise.
10697 * tree-vn.c: Likewise.
10698 * tree-vrp.c: Likewise.
10699 * tree.c: Likewise.
10700 * tree.def: Likewise.
10701 * tree.h: Likewise.
10702 * unwind-dw2-fde.c: Likewise.
10703 * unwind.inc: Likewise.
10704 * value-prof.c: Likewise.
10705 * vmsdbgout.c: Likewise.
10707 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10709 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10710 always place FP constants in the TOC for TARGET_POWERPC64.
10711 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10713 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10715 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10716 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10717 enable for TARGET_E500_DOUBLE.
10718 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10719 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10720 floating-point modes like integer modes for E500 double.
10721 (rs6000_legitimate_offset_address_p): Likewise.
10722 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10723 addressing for DDmode for E500 double.
10724 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10725 modes as using 64-bits of registers for E500 double.
10726 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10727 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10728 specially for E500 double.
10729 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10730 TDmode for E500 double.
10731 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10732 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10733 (rs6000_split_multireg_move): Do not handle TDmode specially for
10735 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10736 using 64-bit registers for E500 double.
10737 (emit_frame_save): Do not handle DDmode specially for E500 double.
10738 (gen_frame_mem_offset): Likewise.
10739 (rs6000_function_value): Do not call spe_build_register_parallel
10740 for DDmode or TDmode.
10741 (rs6000_libcall_value): Likewise.
10742 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10743 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10746 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10748 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10751 2008-06-04 Junjie Gu <jgu@tensilica.com>
10753 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10754 comparison for frame pointers.
10756 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10759 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10761 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10764 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10765 register is already smaller or equal to required mode.
10767 2008-06-04 Xinliang David Li <davidxl@google.com>
10769 * tree-call-cdce.c: New file.
10770 (cond_dead_built_in_calls): New static variable.
10771 (input_domain): New struct.
10772 (check_pow): New function.
10773 (check_builtin_call): Ditto.
10774 (check_target_format): Ditto.
10775 (is_call_dce_candidate): Ditto.
10776 (gen_one_condition): Ditto.
10777 (gen_conditions_for_domain): Ditto.
10778 (get_domain): Ditto.
10779 (gen_conditions_for_pow_cst_base): Ditto.
10780 (gen_conditions_for_pow_int_base): Ditto.
10781 (gen_conditions_for_pow): Ditto.
10782 (get_no_error_domain): Ditto.
10783 (gen_shrink_wrap_conditions): Ditto.
10784 (shrink_wrap_one_built_in_call): Ditto.
10785 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10786 (tree_call_cdce): Ditto.
10787 (gate_call_cdce): Ditto.
10788 (pass_call_cdce): New gimple pass.
10789 * passes.c: (init_optimization_passes): New pass.
10790 * tree-pass.h: New pass declaration.
10791 * opts.c (decode_options): New flag setting.
10792 * common.opt: Add -ftree-builtin-call-dce flag.
10793 * Makefile.in: Add new source file.
10794 * tempvar.def: New tv_id.
10795 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10797 2008-06-04 Richard Guenther <rguenther@suse.de>
10799 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10800 (is_call_clobbered): Always check var_ann->call_clobbered.
10801 (mark_call_clobbered): Always set var_ann->call_clobbered.
10802 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10803 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10804 (reset_alias_info): Clear call clobbering info on MTAGs and
10806 (set_pt_anything): Set pt_global_mem.
10807 (create_tag_raw): Adjust comment.
10808 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10810 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10811 Maxim Kuvyrkov <maxim@codesourcery.com>
10813 * config/m68k/m68k.opt (mxgot): New option.
10814 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10815 (m68k_output_addr_const_extra): New.
10816 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10817 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10818 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10819 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10821 2008-06-04 Richard Guenther <rguenther@suse.de>
10823 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10824 negative or non-representable offsets.
10826 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10828 * config/i386/i386.c (ix86_gen_leave): New.
10829 (ix86_gen_pop1): Likewise.
10830 (ix86_gen_add3): Likewise.
10831 (ix86_gen_sub3): Likewise.
10832 (ix86_gen_sub3_carry): Likewise.
10833 (ix86_gen_one_cmpl2): Likewise.
10834 (ix86_gen_monitor): Likewise.
10835 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10836 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10837 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10838 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10839 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10840 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10841 (ix86_expand_epilogue): Updated.
10842 (print_operand): Handle integer register operand for 'z'.
10843 (ix86_expand_strlensi_unroll_1): Likewise.
10844 (ix86_expand_strlen): Likewise.
10845 (ix86_expand_builtin): Likewise.
10846 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10847 mov{q}/mov{l} and add{q}/add{l}.
10849 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10851 * config/i386/i386.md (P): New mode iterator.
10852 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10853 using P mode iterator.
10854 (DFmode push_operand splitter): Ditto.
10855 (XFmode push_operand splitter): Ditto.
10856 (DFmode float_extend SFmode push_operand splitter): Ditto.
10857 (XFmode float_extend SFmode push_operand splitter): Do not generate
10858 SImode pushes for 64bit target. Macroize Dimode and SImode
10859 pushes using P mode iterator.
10860 (XFmode float_extend DFmode push_operand splitter): Ditto.
10862 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10864 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10865 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10866 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10867 return type to int.
10868 (ix86_call_abi_override): Remove check for call_used_regs.
10870 2008-06-03 Richard Guenther <rguenther@suse.de>
10872 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10873 for the lhs of calls if the return type contains pointers.
10875 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10877 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10878 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10879 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10880 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10881 of cfun and DEFAULT_ABI to deceide abi mode.
10882 (DEFAULT_ABI): New.
10883 (REG_PARM_STACK_SPACE): Removed.
10884 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10885 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10886 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10887 (ix86_function_abi): Likewise.
10888 (ix86_function_type_abi): Likewise.
10889 (ix86_call_abi_override): Likewise.
10890 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10891 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10892 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10893 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10895 (X86_64_REGPARM_MAX): New.
10896 (X86_64_SSE_REGPARM_MAX): New.
10897 (X64_REGPARM_MAX): New.
10898 (X64_SSE_REGPARM_MAX): New.
10899 (X86_32_REGPARM_MAX): New.
10900 (X86_32_SSE_REGPARM_MAX): New.
10901 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10902 (ix86_function_regparm): Handle user calling abi.
10903 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10904 by DEFAULT_ABI versus SYSV_ABI check.
10905 (ix86_reg_parm_stack_space): New.
10906 (ix86_function_type_abi): New.
10907 (ix86_call_abi_override): New.
10908 (ix86_function_abi): New.
10909 (ix86_cfun_abi): New.
10910 (init_cumulative_args): Call abi specific initialization.
10911 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10912 (function_arg_64): Extend SSE_REGPARM_MAX check.
10913 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10914 (ix86_pass_by_reference): Likewise.
10915 (ix86_function_value_regno_p): Likewise.
10916 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10917 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10918 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10919 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10920 (setup_incoming_varargs_64): Adjust regparm for call abi.
10921 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10922 (ix86_va_start): Likewise.
10923 (ix86_gimplify_va_arg): Likewise.
10924 (ix86_expand_prologue): Likewise.
10925 (output_pic_addr_const): Likewise.
10926 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10927 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10928 (x86_output_mi_thunk): Likewise.
10929 (x86_function_profiler): Likewise.
10930 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10931 (SYSV_ABI, MS_ABI): New constants.
10932 (DEFAULT_ABI): New.
10933 (init_regs): Add prototype of function in regclass.c file.
10934 (OVERRIDE_ABI_FORMAT): New.
10935 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10936 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10937 (OUTGOING_REG_PARM_STACK_SPACE): New.
10938 (ix86_reg_parm_stack_space): New prototype.
10939 (CUMULATIVE_ARGS): Add call_abi member.
10940 (machine_function): Add call_abi member.
10941 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10942 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10944 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10947 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10948 (avr_builtin_setjmp_frame_value): New function.
10949 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10950 (nonlocal_goto): Define.
10952 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10954 * config/mips/mips.c (mips_emit_loadgp): Return early if
10955 there is nothing do to, otherwise emit a blockage if
10956 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10957 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10959 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10961 * configure.ac: Drop unneeded backslash ending up in config.in.
10962 * acinclude.m4: Likewise.
10963 * config.in: Regenerate.
10965 2008-05-26 Jan Hubicka <jh@suse.cz>
10967 * predict.c (maybe_hot_frequency_p): Break out of...
10968 (maybe_hot_bb_p): ... here.
10969 (maybe_hot_edge_p): New.
10970 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10971 * basic-block.h (maybe_hot_edge_p): Declare.
10973 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10975 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10976 (*cmpfp_<mode>_cc): Ditto.
10977 (*fp_jcc_8<mode>_387): Ditto.
10978 (*fop_<MODEF:mode>_2_i387): Ditto.
10979 (*fop_<MODEF:mode>_3_i387): Ditto.
10980 (*fop_xf_2_i387): Ditto.
10981 (*fop_xf_3_i387): Ditto.
10983 2008-06-02 Tomas Bily <tbily@suse.cz>
10985 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10987 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10989 * config/mips/mips.c (mips_valid_offset_p): New function.
10990 (mips_valid_lo_sum_p): Likewise.
10991 (mips_classify_address): Use them.
10992 (mips_force_address): New function.
10993 (mips_legitimize_address): Use it.
10994 * config/mips/mips.md (MOVE128): New mode iterator.
10995 (movtf): Require TARGET_64BIT. Remove empty strings.
10996 (*movtf_internal): Rename to...
10997 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10998 of "R" and use {,fp}{load,store} attributes instead of "multi".
10999 Use a separate define_split.
11000 (*movtf_mips16): New pattern.
11002 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11004 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11005 * config/mips/mips.c (mips_expand_before_return): New function.
11006 (mips_expand_epilogue): Call it.
11007 * config/mips/mips.md (return): Turn into a define_expand.
11008 (*return): New insn.
11010 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11012 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11013 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11014 functions. Do not emit uses and clobbers of CONCATs; individually
11015 use and clobber their operands.
11016 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11017 gen_clobber, emit_use and gen_use.
11018 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11019 (expand_builtin_return): Likewise.
11020 * cfgbuild.c (count_basic_blocks): Likewise.
11021 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11022 * explow.c (emit_stack_restore): Likewise.
11023 * expmed.c (extract_bit_field_1): Likewise.
11024 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11025 (emit_move_multi_word, store_constructor): Likewise.
11026 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11027 (thread_prologue_and_epilogue_insns): Likewise.
11028 * lower-subreg.c (resolve_simple_move): Likewise.
11029 * optabs.c (widen_operand, expand_binop): Likewise.
11030 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11031 * reload.c (find_reloads): Likewise.
11032 * reload1.c (eliminate_regs_in_insn): Likewise.
11033 * stmt.c (expand_nl_goto_receiver): Likewise.
11034 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11035 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11036 * config/arm/arm.c (arm_load_pic_register): Likewise.
11037 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11038 * config/arm/arm.md (untyped_return): Likewise.
11039 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11040 * config/avr/avr.c (expand_prologue): Likewise.
11041 * config/bfin/bfin.c (do_unlink): Likewise.
11042 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11043 * config/cris/cris.c (cris_expand_prologue): Likewise.
11044 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11045 (machopic_legitimize_pic_address): Likewise.
11046 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11047 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11048 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11049 (ix86_expand_convert_uns_didf_sse): Likewise.
11050 (ix86_expand_vector_init_general): Likewise.
11051 * config/ia64/ia64.md (eh_epilogue): Likewise.
11052 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11053 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11054 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11055 (config/iq2000/iq2000.c): Likewise.
11056 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11057 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11058 (builtin_longjmp): Likewise.
11059 * config/mn10300/mn10300.md (call, call_value): Likewise.
11060 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11061 * config/pdp11/pdp11.md (abshi2): Likewise.
11062 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11063 * config/s390/s390.c (s390_emit_prologue): Likewise.
11064 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11065 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11066 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11067 * config/sh/sh.c (prepare_move_operands): Likewise.
11068 (output_stack_adjust, sh_expand_epilogue): Likewise.
11069 (sh_set_return_address, sh_expand_t_scc): Likewise.
11070 * config/sparc/sparc.c (load_pic_register): Likewise.
11071 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11072 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11073 * config/v850/v850.c (expand_epilogue): Likewise.
11075 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11077 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11078 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11079 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11080 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11081 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11082 stack pointer register.
11083 (output_movhi): Remove code for interrupt specific writing to the
11084 stack pointer register.
11086 2008-05-31 Richard Guenther <rguenther@suse.de>
11088 PR tree-optimization/34244
11089 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11090 (tree_expr_nonzero_warnv_p): Likewise.
11091 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11092 ssa_name_nonnegative_p.
11093 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11094 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11095 not tree_expr_nonzero_warnv_p.
11097 PR tree-optimization/36262
11099 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11101 PR tree-optimization/34244
11102 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11103 (record_numbers_of_iterations): New function.
11104 (execute_vrp): Cache the numbers of iterations of loops.
11105 * tree-scalar-evolution.c (scev_reset_except_niters):
11107 (scev_reset): Use scev_reset_except_niters.
11108 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11110 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11112 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11113 __WORKAROUND_RETS when appropriate.
11115 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11117 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11118 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11120 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11121 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11122 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11123 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11124 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11125 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11126 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11127 *fop_df_1_sse insn patterns using MODEF mode iterator.
11128 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11129 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11130 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11131 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11132 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11133 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11134 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11135 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11136 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11137 (*fop_xf_5_i387): Ditto.
11138 (*fop_xf_6_i387): Ditto.
11140 2008-05-30 Richard Guenther <rguenther@suse.de>
11142 * builtins.c (build_string_literal): Avoid generating
11143 a non-gimple_val result.
11145 2008-05-30 DJ Delorie <dj@redhat.com>
11147 * exec-tool.in: Use an environment variable (private) instead of a
11148 file (shared) as a semaphore, so as to not break parallel builds.
11150 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11152 * optabs.c (maybe_encapsulate_block): Remove.
11153 (emit_libcall_block): Adjust accordingly.
11154 * optabs.h (maybe_encapsulate_block): Remove prototype.
11156 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11157 Don't use maybe_encapsulate_block.
11159 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11161 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11162 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11163 rtx is a SYMBOL_REF before calling get_pool_constant.
11165 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11167 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11169 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11171 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11172 rather than OS names to choose INO_T_EQ definition.
11173 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11174 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11176 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11179 * config/darwin-f.c: New.
11180 * config/t-darwin: Added rule to build darwin-f.o.
11181 * config.gcc: Defined new variable, fortran_target_objs.
11182 (*-*-darwin*): Set fortran_target_objs.
11183 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11184 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11185 * configure: Regenerated.
11187 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11190 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11191 canonical type if needed.
11193 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11195 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11197 2008-05-29 Richard Guenther <rguenther@suse.de>
11199 PR tree-optimization/36343
11200 PR tree-optimization/36346
11201 PR tree-optimization/36347
11202 * tree-flow.h (clobber_what_p_points_to): Declare.
11203 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11204 pointed-to variable is dereferenced is irrelevant to whether
11205 the pointer can access the pointed-to variable.
11206 (clobber_what_p_points_to): New function.
11207 * tree-ssa-alias.c (set_initial_properties): Use it.
11208 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11209 call clobber check for NMTs.
11211 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11213 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11214 for printing gcov_type.
11216 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11218 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11219 and the eh region information.
11220 * value-prof.c (gimple_move_stmt_histograms): New function.
11221 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11223 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11225 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11227 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11229 * value-prof.c (tree_ic_transform): Print counts.
11230 * tree-profile.c (tree_gen_ic_func_profiler):
11231 Clear __gcov_indreict_call_callee variable to avoid misattribution
11234 2008-05-28 Rafael Espindola <espindola@google.com>
11236 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11239 2008-05-28 Richard Guenther <rguenther@suse.de>
11241 PR tree-optimization/36339
11242 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11243 and clobbering code out of the loop.
11245 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11247 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11250 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11251 s390_contiguous_bitmask_p, s390_symref_operand_p,
11252 s390_check_symref_alignment, s390_reload_larl_operand,
11253 s390_reload_symref_address): New functions.
11254 (s390_branch_condition_mnemonic): Support compare and branch
11256 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11257 and 'W' constraints.
11258 (s390_secondary_reload): Add secondary reloads for unaligned
11259 symbol refs or symbol refs to floating point or QI/TI mode
11261 (legitimate_address_p): Accept symbol references as addresses.
11262 (s390_expand_insv): Use rotate and insert selected bits
11263 instruction for insv when building for z10.
11264 (print_operand_address): Handle symbol ref addresses.
11265 (print_operand): Output modifier 'c' added for signed byte values.
11266 (s390_encode_section_info): Mark symbol refs with
11267 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11269 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11270 (length attribute): RRF, RRR have 4 byte length.
11271 (FPALL, INTALL): New mode iterators added.
11272 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11273 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11274 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11275 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11276 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11277 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11278 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11279 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11281 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11282 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11283 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11284 reload<INTALL:mode><P:mode>_toreg_z10,
11285 reload<FPALL:mode><P:mode>_tomem_z10,
11286 reload<FPALL:mode><P:mode>_toreg_z10,
11287 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11288 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11289 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11290 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11292 (movmem, clrmem, cmpmem): New splitters added.
11294 * config/s390/predicates.md (larl_operand): Use
11295 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11296 SYMBOL_REF_ALIGN1_P.
11297 (s390_signed_integer_comparison,
11298 s390_unsigned_integer_comparison): New predicates.
11300 * config/s390/s390-protos.h (s390_check_symref_alignment,
11301 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11302 s390_reload_symref_address,
11303 s390_compare_and_branch_condition_mask): Prototypes added.
11305 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11306 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11307 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11309 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11311 * config/s390/s390.c (z10_cost): New cost function for z10.
11312 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11313 (s390_issue_rate): Adjust issue rate for z10.
11314 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11315 (processor_flags): Add PF_Z10.
11316 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11317 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11318 * gcc/config.gcc: Add z10.
11320 2008-05-28 Richard Guenther <rguenther@suse.de>
11322 PR tree-optimization/36291
11323 * tree-flow. h (struct gimple_df): Remove var_anns member.
11324 * tree-flow-inline.h (gimple_var_anns): Remove.
11325 (var_ann): Simplify.
11326 * tree-dfa.c (create_var_ann): Simplify.
11327 (remove_referenced_var): Clear alias info from var_anns of globals.
11328 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11329 (delete_tree_ssa): Clear alias info from var_anns of globals.
11330 Do not free var_anns.
11331 (var_ann_eq): Remove.
11332 (var_ann_hash): Likewise.
11334 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11336 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11337 and loongson2f entries.
11338 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11339 * config/mips/mips.h (processor_type): Add Loongson-2E
11340 and Loongson-2F entries.
11341 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11342 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11343 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11344 * doc/invoke.texi (MIPS Options): Document loongson2e
11345 and loongson2f processor names.
11347 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11351 * config/i386/i386.c (ix86_function_arg_boundary): Use
11352 alignment of canonical type.
11353 (ix86_expand_vector_move): Check unaligned memory access for
11356 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11358 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11359 Moved to the front of file.
11361 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11362 H.J. Lu <hongjiu.lu@intel.com>
11364 * dwarf2out.c (current_fde): New.
11366 (lookup_cfa:): Likewise.
11367 (dwarf2out_end_epilogue): Likewise.
11368 (dwarf2out_note_section_used): Likewise.
11370 2008-05-27 Michael Matz <matz@suse.de>
11373 * c.opt (Wenum-compare): New warning option.
11374 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11376 2008-05-27 Michael Matz <matz@suse.de>
11378 PR middle-end/36326
11379 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11381 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11382 into memory as tail calls.
11384 2008-05-27 Richard Guenther <rguenther@suse.de>
11386 PR tree-optimization/36339
11387 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11388 pointers cause all addressable variables to be call clobbered.
11390 2008-05-27 Richard Guenther <rguenther@suse.de>
11392 PR tree-optimization/36245
11393 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11395 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11397 * config/s390/s390.md: Replace all occurences of the 'm'
11398 constraint with 'RT'.
11400 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11402 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11404 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11406 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11407 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11408 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11410 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11412 * reload.c: (find_reloads): Skip alternatives according to the
11413 "enabled" attribute. Constify the constraint variable.
11414 * recog.c (get_attr_enabled): Add default implementation.
11415 (extract_insn): Set the alternative_enabled_p array
11416 in the recog_data struct.
11417 (preprocess_constraints, constrain_operands): Skip
11418 alternatives according to the "enabled" attribute
11419 * recog.h (struct recog_data): New field alternative_enabled_p.
11420 (skip_alternative): New inline function.
11421 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11422 (record_reg_classes): Skip alternative according to the
11423 "enabled" attribute.
11425 * doc/md.texi: Add documention for the "enabled" attribute.
11427 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11429 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11430 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11431 constraint with TARGET_MEM_CONSTRAINT.
11432 * recog.c (asm_operand_ok, preprocess_constraints,
11433 constrain_operands): Likewise.
11434 * regclass.c (record_reg_classes): Likewise.
11435 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11436 * reload1.c (maybe_fix_stack_asms): Likewise.
11437 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11438 * recog.h: Adjust comment.
11439 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11440 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11441 * doc/md.texi: Add a note to description of 'm' constraint.
11442 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11444 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11446 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11447 that the bitfield is of integral type before testing its precision.
11449 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11450 Sa Liu <saliu@de.ibm.com>
11452 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11453 __modti3, __udivti3, __umodti3 and __udivmodti4.
11454 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11455 that implement TImode mul and div functions.
11456 * config/spu/multi3.c: New. Implement __multi3.
11457 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11458 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11461 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11463 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11464 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11465 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11466 tls_sysv_suffix): New mode and mode attribute iterators.
11467 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11468 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11469 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11470 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11471 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11474 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11476 PR tree-optimization/36329
11477 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11478 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11479 * cgraphbuild.c (initialize_inline_failed): Use the latter
11480 macro in lieu of the former.
11481 * ipa-inline.c (cgraph_mark_inline): Likewise.
11482 (cgraph_decide_inlining_of_small_function): Likewise.
11483 (cgraph_decide_inlining): Likewise.
11484 (cgraph_decide_inlining_incrementally): Likewise.
11486 2008-05-26 Tristan Gingold <gingold@adacore.com>
11487 Anatoly Sokolov <aesok@post.ru>
11489 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11490 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11491 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11492 optimization for 'avr6' architecture.
11494 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11497 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11499 2008-05-26 Richard Guenther <rguenther@suse.de>
11501 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11502 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11504 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11506 PR middle-end/36253
11507 * caller-save.c (insert_restore): Verify alignment of spill space.
11508 (insert_save): Likewise.
11509 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11510 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11511 (STACK_SLOT_ALIGNMENT): Likewise.
11512 * function.c (LOCAL_ALIGNMENT): Removed.
11513 (get_stack_local_alignment): New.
11514 (assign_stack_local): Use it. Set alignment on stack slot.
11515 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11516 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11517 (STACK_SLOT_ALIGNMENT): New.
11518 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11519 stack slot in XFmode.
11521 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11523 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11526 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11527 argument operand in rax isn't removed.
11529 2008-05-26 Richard Guenther <rguenther@suse.de>
11531 PR middle-end/36300
11532 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11533 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11535 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11538 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11540 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11542 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11543 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11545 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11547 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11548 build a trampoline if we don't want one.
11549 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11550 return zero for nested functions if we don't want a trampoline.
11552 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11554 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11556 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11559 * c.opt: Removed undocumented option '-lang-fortran'.
11560 * c-common.h: Removed global variable 'lang_fortran'.
11561 * c-opts.c (c_common_handle_option): Removed code to handle
11562 option '-lang-fortran'. Updated includes.
11563 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11564 definition of '__GFORTRAN__'.
11565 (define__GNUC__): Reimplemented to use BASEVER and
11566 cpp_define_formatted.
11567 (builtin_define_with_value_n): Removed.
11568 * c-incpath.h: Renamed to ...
11569 * incpath.h: ... this.
11570 * c-incpath.c: Renamed to ...
11571 * incpath.c: ... this. Updated includes.
11572 * fix-header.c: Updated includes.
11573 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11574 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11575 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11577 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11579 * tree.h: Update the table of flags used on tree nodes.
11580 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11581 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11582 (FORCED_LABEL): Add access check.
11583 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11584 (ASM_INPUT_P): Likewise.
11585 (ASM_VOLATILE_P): Likewise.
11586 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11587 (OMP_SECTION_LAST): Access private_flag directly.
11588 (OMP_RETURN_NOWAIT): Likewise.
11589 (OMP_PARALLEL_COMBINED): Likewise.
11590 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11591 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11592 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11593 deprecated_flag directly.
11595 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11597 * final.c (frame_pointer_needed): Removed.
11598 * flags.h (frame_pointer_needed): Likewise.
11600 * function.h (rtl_data): Add frame_pointer_needed.
11601 (frame_pointer_needed): New.
11603 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11605 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11607 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11609 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11612 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11614 * c-common.c (strip_array_types): Move function to..
11616 (get_inner_array_type): Delete.
11617 * c-common.h (strip_array_types): Move declaration to..
11619 (get_inner_array_type): Delete.
11620 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11621 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11622 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11623 * config/pa/pa.c (emit_move_sequence): Likewise.
11625 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11627 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11630 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11632 * function.c: Include target hook for nonlocal_goto frame value.
11634 2008-05-24 Richard Guenther <rguenther@suse.de>
11636 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11637 variable can be only accessed through a pointer or a union.
11639 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11641 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11642 * doc/extend.texi: Likewise.
11644 2008-05-23 DJ Delorie <dj@redhat.com>
11646 * config/m32c/jump.md (untyped_call): Add.
11648 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11649 for A24 to PSImode.
11650 (m32c_address_cost): Detail costs for indirect offsets.
11652 2008-05-23 Rafael Espindola <espindola@google.com>
11654 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11655 if a node is a SUBREG.
11656 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11659 2008-05-23 Paul Brook <paul@codesourcery.com>
11660 Carlos O'Donell <carlos@codesourcery.com>
11662 * doc/extend.texi: Clarify use of __attribute__((naked)).
11663 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11664 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11665 * function.c (use_register_for_decl): Use
11666 targetm.calls.allocate_stack_slots_for_args.
11667 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11668 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11669 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11671 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11673 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11675 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11677 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11678 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11679 is only rounded once.
11681 2008-05-23 Richard Guenther <rguenther@suse.de>
11683 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11685 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11686 Jakub Jelinek <jakub@redhat.com>
11689 * configure.ac: Handle --enable-cld.
11690 * configure: Regenerated.
11691 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11692 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11693 (ix86_current_function_needs_cld): New define.
11694 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11695 (cld): New isns pattern.
11696 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11697 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11698 * config/i386/i386.opt (mcld): New option.
11699 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11700 TARGET_CLD and ix86_current_function_needs_cld.
11701 (override_options): Use -mcld by default for 32-bit code if
11704 * doc/install.texi (Options specification): Document --enable-cld.
11705 * doc/invoke.texi (Machine Dependent Options)
11706 [i386 and x86-64 Options]: Add -mcld option.
11707 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11709 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11710 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11711 (return_in_memory_64): Likewise.
11712 (return_in_memory_ms_64): Likewise.
11714 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11716 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11717 * builtins.c (fold_builtin_fpclassify): New.
11718 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11719 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11720 * c-common.c (handle_type_generic_attribute): Adjust to accept
11721 fixed arguments before an elipsis.
11722 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11723 * doc/extend.texi: Document __builtin_fpclassify.
11725 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11727 * omp-low.c (gate_expand_omp_ssa): Remove.
11728 (pass_expand_omp_ssa): Remove.
11729 (gate_expand_omp): Do not check for flag_openmp_ssa.
11730 * common.opt (-fopenmp-ssa): Remove.
11731 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11733 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11735 * config/sh/sh.opt (mfixed-range): New option.
11736 * config/sh/sh-protos.h (sh_fix_range): Declare.
11737 * config/sh/sh.c (sh_fix_range): New function.
11738 * config/sh/sh.h (sh_fixed_range_str): Declare.
11739 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11741 * doc/invoke.texi (SH Options): Document -mfixed-range.
11743 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11745 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11746 it before the redeclaration.
11748 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11750 * config/avr/avr.c (get_sequence_length): Add new function.
11751 (expand_prologue, expand_epilogue): Remove duplicate code.
11753 2008-05-22 Rafael Espindola <espindola@google.com>
11755 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11758 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11760 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11761 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11763 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11764 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11765 (vect_update_misalignment_for_peel): Likewise.
11766 (vector_alignment_reachable_p): Likewise.
11767 * tree-vect-transform.c (vectorizable_load): Likewise.
11768 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11769 (get_vectype_for_scalar_type): Pass mode of scalar_type
11770 to UNITS_PER_SIMD_WORD.
11772 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11773 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11774 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11775 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11776 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11778 2008-05-22 Ira Rosen <irar@il.ibm.com>
11780 PR tree-optimization/36293
11781 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11782 if the first load must be skipped because of a gap.
11784 2008-05-22 Richard Guenther <rguenther@suse.de>
11786 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11787 more cases of offset disambiguation that is possible if
11788 strict-aliasing rules apply.
11789 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11790 for basic offset and type-based disambiguation.
11792 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11794 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11795 ix86_expand_vector_set on V16QImode for SSE4.1.
11797 2008-05-21 Tom Tromey <tromey@redhat.com>
11799 * c.opt (Wimport): Mark as undocumented.
11800 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11802 (Warning Options): Likewise.
11803 * doc/cppopts.texi: Don't mention -Wimport.
11805 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11807 PR tree-optimization/36287
11808 PR tree-optimization/36286
11809 * lambda-code.c (build_access_matrix): Do not use the loop->num
11810 for computing the number of induction variables: use the loop depth
11813 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11816 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11817 option -f(no-)leading-underscore.
11819 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11822 GET_MODE_NUNITS (mode).
11824 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11826 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11827 (-mmulhw): Add 464 to description.
11828 (-mdlmzb): Likewise.
11829 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11830 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11832 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11833 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11834 * config/rs6000/rs6000.md: Update comments for 464.
11836 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11838 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11840 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11842 * config/i386/sse.md (vec_extractv4sf): Removed.
11843 (vec_extractv2df): Likewise.
11844 (vec_extractv2di): Likewise.
11845 (vec_extractv4si): Likewise.
11846 (vec_extractv8hi): Likewise.
11847 (vec_extractv16qi): Likewise.
11848 (vec_extract<mode>): New.
11850 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11852 * config/i386/sse.md (vec_setv4sf): Removed.
11853 (vec_setv2df): Likewise.
11854 (vec_setv2di): Likewise.
11855 (vec_setv4si): Likewise.
11856 (vec_setv8hi): Likewise.
11857 (vec_setv16qi): Likewise.
11858 (vec_set<mode>): New.
11860 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11862 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11863 goto for vec_concat and vec_interleave.
11865 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11867 * config/i386/sse.md (vec_initv4sf): Removed.
11868 (vec_initv2df): Likewise.
11869 (vec_initv2di): Likewise.
11870 (vec_initv4si): Likewise.
11871 (vec_initv8hi): Likewise.
11872 (vec_initv16qi): Likewise.
11873 (vec_init<mode>): New.
11875 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11877 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11879 2008-05-21 Tom Tromey <tromey@redhat.com>
11881 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11882 (zone_find_object_offset): Likewise.
11883 (gt_ggc_m_S): Likewise.
11884 (highest_bit): Likewise.
11885 * ggc-page.c (gt_ggc_m_S): New function.
11886 * stringpool.c (string_stack): Remove.
11887 (init_stringpool): Update.
11888 (ggc_alloc_string): Use ggc_alloc.
11889 (maybe_delete_ident): New function.
11890 (ggc_purge_stringpool): Likewise.
11891 (gt_ggc_m_S): Remove.
11892 * ggc-common.c (ggc_protect_identifiers): New global.
11893 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11894 ggc_protect_identifiers.
11895 * ggc.h (ggc_protect_identifiers): Declare.
11896 (gt_ggc_m_S): Update.
11897 (ggc_purge_stringpool): Declare.
11898 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11899 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11901 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11903 2008-05-21 David S. Miller <davem@davemloft.net>
11905 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11908 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11910 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11913 2008-05-20 David Daney <ddaney@avtrex.com>
11915 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11916 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11917 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11918 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11919 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11920 (atomic_hiqi_op): New define_code_iterator.
11921 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11922 mips_expand_compare_and_swap_12.
11923 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11924 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11925 (sync_<optab><mode>, sync_old_<optab><mode>,
11926 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11927 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11928 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11929 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11930 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11931 (test_and_set_12): New insn.
11932 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11933 sync_new_<optab><mode>, sync_old_nand<mode>,
11934 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11935 clobber to operand 0 for SI and DI mode insns.
11936 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11937 mips_gen_fn_4): New typedefs.
11938 (mips_gen_fn_ptrs): Define new union type.
11939 (mips_expand_compare_and_swap_12): Remove declaration.
11940 (mips_expand_atomic_qihi): Declare function.
11941 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11942 (mips_expand_atomic_qihi): ... this. Use new generator function
11944 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11945 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11946 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11947 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11948 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11949 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11950 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11951 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11952 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11953 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11956 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11961 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11963 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11964 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11965 (avr_attribute_table): Add 'OS_main' function attribute.
11966 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11967 functions with 'OS_main' attribute.
11969 2008-05-20 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/35204
11972 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11973 helper, split out from ...
11974 (DFS): ... here. Make the DFS walk non-recursive.
11976 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11977 Jan Sjodin <jan.sjodin@amd.com>
11979 PR tree-optimization/36181
11980 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11981 (parallelize_loops): Don't parallelize when the loop has vector
11984 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11985 Sebastian Pop <sebastian.pop@amd.com>
11987 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11988 matrix, and never look at the tree representation of the memory
11990 (linear_transform_loops): Computes parameters and access matrices.
11991 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11993 (access_matrix_get_index_for_parameter): New.
11994 * tree-data-ref.h (struct access_matrix): New.
11995 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11996 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11997 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11998 am_vector_index_for_loop): New.
11999 (struct data_reference): Add field access_matrix.
12000 (DR_ACCESS_MATRIX): New.
12001 (compute_data_dependences_for_loop): Update declaration.
12002 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12003 * lambda.h (lambda_vector_vec_p): Declared.
12004 * lambda-code.c: Depend on pointer-set.h.
12005 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12006 av_for_af_base, av_for_af, build_access_matrix,
12007 lambda_compute_access_matrices): New.
12008 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12010 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12012 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12013 $SOURCEDIR/include.
12015 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12016 Sebastian Pop <sebastian.pop@amd.com>
12018 PR tree-optimization/36206
12019 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12021 (instantiate_scev_1): Rename flags to fold_conversions.
12022 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12023 outeside instantiation_loop.
12024 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12025 (evolution_function_is_affine_or_constant_p): Removed.
12026 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12028 (analyze_siv_subscript): Pass in the loop nest number.
12029 Call evolution_function_is_affine_in_loop instead of
12030 evolution_function_is_affine_p.
12031 (analyze_overlapping_iterations): Pass in the loop nest number.
12033 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12034 Sebastian Pop <sebastian.pop@amd.com>
12036 PR tree-optimization/36206
12037 * tree-chrec.h (chrec_fold_op): New.
12038 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12041 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12043 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12045 (remove_duplicates): Do not set inode on non-inode systems.
12048 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12050 * config.gcc (tm_file): Update comments about relative pathnames.
12052 2008-05-20 Richard Guenther <rguenther@suse.de>
12054 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12055 * tree-ssa-sccvn.c (process_scc): Likewise.
12056 * tree-ssa-sink.c (execute_sink_code): Likewise.
12057 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12058 * tree-vrp.c (process_assert_insertions): Likewise.
12059 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12060 (perform_tree_ssa_dce): Likewise.
12061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12062 (dump_dominator_optimization_stats): Likewise.
12063 * tree-vectorizer.c (vectorize_loops): Likewise.
12065 2008-05-20 Richard Guenther <rguenther@suse.de>
12067 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12069 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12071 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12072 (ix86_i386elf_return_in_memory): Likewise.
12073 (ix86_i386interix_return_in_memory): Likewise.
12074 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12075 (SUBTARGET_RETURN_IN_MEMORY): New.
12076 * config/i386/i386elf.h: Likewise.
12077 * config/i386/ptx4-i.h: Likewise.
12078 * config/i386/sol2-10.h: Likewise.
12079 * config/i386/sysv4.h: Likewise.
12080 * config/i386/vx-common.h: Likewise.
12081 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12082 * config/i386/i386.c (ix86_return_in_memory): Made static and
12083 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12084 (ix86_i386elf_return_in_memory): Removed.
12085 (ix86_i386interix_return_in_memory): Removed.
12086 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12087 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12089 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12091 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12093 2008-05-19 Xinliang David Li <davidxl@google.com>
12095 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12097 * common.opt: Ditto.
12098 * doc/invoke.texi: Ditto.
12100 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12102 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12103 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12105 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12107 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12108 sizes of operand array from 8/4 to 4/2.
12109 (ix86_expand_vector_init_general): Change size of operand array
12110 from 32 to 16. Remove op0, op1 and half_mode.
12112 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12114 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12115 (ix86_expand_vector_init_interleave): Likewise.
12116 (ix86_expand_vector_init_general): Use them. Assert
12117 word_mode == SImode when n_words == 4.
12119 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12121 * config/i386/i386.c (ix86_secondary_reload): New static function.
12122 (TARGET_SECONDARY_RELOAD): New define.
12123 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12124 * config/i386/i386.md (reload_outqi): Remove.
12126 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12128 PR middle-end/35509
12129 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12130 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12131 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12132 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12133 (fold_builtin_1): Likewise.
12134 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12135 c-common.c (check_builtin_function_arguments): Handle
12136 BUILT_IN_ISINF_SIGN.
12137 * doc/extend.texi: Document __builtin_isinf_sign.
12138 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12140 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12143 EH cleanup at the end of the pass, search for those that have been
12144 turned into forwarder blocks and do the cleanup on their successor.
12146 2008-05-18 Richard Guenther <rguenther@suse.de>
12148 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12149 pointers to sizetype and vice versa.
12151 2008-05-18 Xinliang David Li <davidxl@google.com>
12153 * gcc/tree-ssa-dce.c: Coding style fix.
12154 (check_pow): Documentation comment.
12155 (check_log): Documenation comment. Coding style fix.
12156 (is_unnecessary_except_errno_call): Ditto.
12157 (gen_conditions_for_pow): Ditto.
12158 (gen_conditions_for_log): Ditto.
12159 (gen_shrink_wrap_conditions): Ditto.
12160 (shrink_wrap_one_built_in_calls): Ditto.
12161 * gcc/doc/invoke.texi: Better documentation string.
12162 * ChangeLog: Fix wrong change log entries from
12163 May 17 checkin on function call DCE.
12165 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12167 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12169 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12171 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12172 * df-problems.c (simulation routines): Fixed block comment to
12173 properly say how to add forwards scanning functions.
12175 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12177 * tree-inline.c (setup_one_parameter): Remove dead code.
12179 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12181 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12182 a BIT_AND_EXPR only for an INTEGER_TYPE.
12184 2008-05-17 Xinliang David Li <davidxl@google.com>
12186 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12187 (check_pow, check_log, is_unnecessary_except_errno_call): New
12188 functions to check for eliminating math functions that are pure
12189 except for setting errno.
12190 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12191 general condition expressions for shrink-wrapping pow/log calls.
12192 (gen_shrink_wrap_conditions): Ditto.
12193 (shrink_wrap_one_built_in_call): Ditto.
12194 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12195 (mark_operand_necessary): If debugging, output if OP is necessary.
12196 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12198 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12200 * gcc/common.opt: New user flag -ftree-builtin-dce.
12201 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12203 2008-05-16 David S. Miller <davem@davemloft.net>
12205 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12206 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12208 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12211 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12213 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12215 * ifcvt.c (dead_or_predicable): Rename
12216 df_simulate_one_insn_backwards to df_simulate_one_insn.
12217 * recog.c (peephole2_optimize): Ditto.
12218 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12220 * df.h: Rename df_simulate_one_insn_backwards to
12221 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12222 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12223 scanning of defs and uses.
12224 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12225 (df_simulate_one_insn_forwards): Removed.
12227 2008-05-16 Doug Kwan <dougkwan@google.com>
12229 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12231 (real_from_string): Handle NaNs and Inf as approriate.
12233 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12235 * doc/gty.texi (Source Files Containing Type Information): Note
12236 that headers should appear first in the gtfiles list.
12238 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12240 * tree.def (COND_EXEC): Properly documented this code.
12242 2008-05-16 Diego Novillo <dnovillo@google.com>
12244 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12245 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12248 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12250 * tree-ssa-dse (max_stmt_uid): Removed.
12251 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12252 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12253 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12254 * function.h (cfun.last_stmt_uid): New field.
12255 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12256 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12258 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12259 (create_stmt_ann): Initialize the ann->uid field.
12260 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12262 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12264 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12266 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12267 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12268 (init_empty_tree_cfg): Call it.
12270 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12272 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12275 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12277 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12278 * tree-dump.c (dump_options): New verbose option.
12279 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12281 * tree-pass.h (TDF_VERBOSE): New dump flag.
12282 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12283 (tree-flow.h): Added include.
12284 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12286 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12288 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12290 From Jie Zhang <jie.zhang@analog.com>
12291 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12292 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12293 mcpu=bf561-none and mcpu=bf561-0.2.
12294 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12295 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12296 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12297 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12298 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12299 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12300 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12302 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12303 (cputype_selected): Remove.
12304 (bfin_handle_option): Don't use cputype_selected.
12305 (override_options): When no mcpu option, enable all workarounds.
12306 Don't use bfin_workarounds.
12307 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12309 (DEFAULT_CPU_TYPE): Don't define.
12311 2008-05-16 Richard Guenther <rguenther@suse.de>
12313 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12314 on deletion of the last stmt.
12316 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12318 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12319 V8HImode for SSE2 and V16QImode for SSE4.1.
12321 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12323 * cgraph.h (compute_inline_parameters): Made public.
12324 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12325 variable_generate_summary, function_write_summary,
12326 variable_write_summary, variable_read_summary. Added generate_summary,
12327 write_summary, read_summary.
12328 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12329 pass_ipa_inline.function_generate_summary, to
12330 compute_inline_parameters.
12331 * ipa-inline.c (compute_inline_parameters): Made public and added
12333 (compute_inline_parameters_for_current): New function.
12334 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12335 (inline_generate_summary): Removed parameter and made to loop over
12337 (pass_ipa_inline): Updated for new IPA_PASS structure.
12338 * passes.c (execute_ipa_summary_passes): Now is called once per
12339 pass rather than once per node*pass.
12341 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12343 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12344 avr_have_mul_p, avr_asm_only_p): Remove variables.
12345 (avr_override_options): Remove initialization of removed variables.
12346 (avr_file_start): Convert removed variables to fields of
12347 'struct base_arch_s *avr_current_arch'.
12348 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12349 (AVR_HAVE_MUL): (Ditto.).
12350 (AVR_HAVE_MOVW): (Ditto.).
12351 (AVR_HAVE_LPMX): (Ditto.).
12352 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12353 avr_asm_only_p): Remove declaration.
12355 2008-05-15 Diego Novillo <dnovillo@google.com>
12357 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12358 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12360 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12362 PR middle-end/36194
12363 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12364 Don't call record_truncated_value from here.
12365 (record_truncated_value): Turn it into a for_each_rtx callback.
12366 (record_truncated_values): New function.
12367 (combine_instructions): Call note_uses with record_truncated_values.
12368 Change name of check_conversion to check_promoted_subreg.
12370 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12372 * doc/sourcebuild.texi: Document support for torture tests.
12374 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12376 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12377 to alternative 4 of operand 2.
12379 2008-05-15 Richard Guenther <rguenther@suse.de>
12381 * tree-pass.h (current_pass): Declare.
12382 (get_pass_for_id): Likewise.
12383 * passes.c (passes_by_id, passes_by_id_size): New globals.
12384 (set_pass_for_id): New function.
12385 (get_pass_for_id): Likewise.
12386 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12387 (execute_function_todo): Flush per function statistics.
12388 * toplev.c (compile_file): Init statistics.
12389 (general_init): Do early statistics initialization.
12390 (finalize): Finish statistics.
12391 * statistics.h (statistics_early_init): Declare.
12392 (statistics_init): Likewise.
12393 (statistics_fini): Likewise.
12394 (statistics_fini_pass): Likewise.
12395 (statistics_counter_event): Likewise.
12396 (statistics_histogram_event): Likewise.
12397 * statistics.c: New file.
12398 * Makefile.in (OBJS-common): Add statistics.o.
12399 (statistics.o): Add dependencies.
12400 * doc/invoke.texi (-fdump-statistics): Document.
12402 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12403 (insert): Likewise.
12404 (execute_pre): Use statistics_counter_event.
12405 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12406 (substitute_and_fold): Increment it. Use statistics_counter_event.
12408 2008-05-15 Diego Novillo <dnovillo@google.com>
12410 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12412 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12413 * tree-ssa-alias.c (new_type_alias): Remove references to
12414 sub-variables from comment.
12415 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12417 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12419 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12420 attribute to 1 only for insertps alternative.
12422 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12424 * config/bfin/bfin.md (loadbytes): New pattern.
12425 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12426 (bfin_init_builtins): Initialize it.
12427 (bdesc_1arg): Add it.
12429 2008-05-15 Sa Liu <saliu@de.ibm.com>
12431 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12432 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12433 * testsuite/lib/target-supports.exp: Add
12434 check_effective_target_fortran_integer_16.
12436 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12438 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12439 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12440 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12441 (TARGET_RETURN_IN_MEMORY): Define.
12443 2008-05-15 Richard Guenther <rguenther@suse.de>
12445 PR middle-end/36244
12446 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12447 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12448 represent unmodifiable vars.
12450 2008-05-15 Richard Guenther <rguenther@suse.de>
12452 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12453 INDIRECT_REF and TARGET_MEM_REF.
12454 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12457 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12458 H.J. Lu <hongjiu.lu@intel.com>
12460 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12461 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12462 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12463 insn alternatives. Add missing alternatives.
12464 (*vec_concatv2di_rex64_sse4_1): Likewise.
12465 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12466 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12467 Require TARGET_SSE.
12469 2008-05-15 Richard Guenther <rguenther@suse.de>
12471 PR tree-optimization/36009
12472 PR tree-optimization/36204
12473 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12474 (determine_invariantness_stmt): Record the loop a store is
12475 always executed in.
12476 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12479 2008-05-15 Richard Guenther <rguenther@suse.de>
12481 PR tree-optimization/34330
12482 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12483 through the pointer will alias the SMT.
12485 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12487 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12489 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12491 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12493 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12494 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12496 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12497 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12498 (vashl_optab): New optab for vector/vector shifts.
12499 (vashr_optab): Ditto.
12500 (vlshr_optab): Ditto.
12501 (vrotl_optab): Ditto.
12502 (vrotr_optab): Ditto.
12503 (optab_subtype): New enum for optab_for_tree_code call.
12504 (optab_for_tree_code): Add enum optab_subtype argument.
12506 * optabs.c (optab_for_tree_code): Take an additional argument to
12507 distinguish between a vector shift by a scalar and vector shift by
12508 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12509 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12510 vector shift by a vector.
12511 (expand_widen_pattern_expr): Pass additional argument to
12512 optab_for_tree_code.
12514 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12515 vrotl_optab, vrotr_optab.
12517 * expr.c (expand_expr_real_1): Update calls to
12518 optab_for_tree_code to distinguish between vector shifted by a
12519 scalar and vector shifted by a vector.
12520 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12521 (supportable_narrowing_operation): Ditto.
12522 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12523 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12524 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12525 (vect_create_epilog_for_reduction): Ditto.
12526 (vectorizable_reduction): Ditto.
12527 (vectorizable_operation): Ditto.
12528 (vect_strided_store_supported): Ditto.
12529 (vect_strided_load_supported): Ditto.
12530 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12531 * expmed.c (expand_shift): Ditto.
12533 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12535 (ashr@var{m}3): Ditto.
12536 (vashl@var{m}3): Document new vector/vector shift standard name.
12537 (vashr@var{m}3): Ditto.
12538 (vlshr@var{m}3): Ditto.
12539 (vrotl@var{m}3): Ditto.
12540 (vrotr@var{m}3): Ditto.
12542 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12543 (PPERM_INVERT): Ditto.
12544 (PPERM_REVERSE): Ditto.
12545 (PPERM_REV_INV): Ditto.
12546 (PPERM_ZERO): Ditto.
12547 (PPERM_ONES): Ditto.
12548 (PPERM_SIGN): Ditto.
12549 (PPERM_INV_SIGN): Ditto.
12550 (PPERM_SRC1): Ditto.
12551 (PPERM_SRC2): Ditto.
12553 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12554 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12555 allows a memory operand to be the value being added, and split it
12556 to improve vectorization.
12557 (sse5_pmacsdqh_mem): Ditto.
12558 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12559 (sse5_mulv2div2di3_high): Ditto.
12560 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12561 (vec_pack_trunc_v4si): Ditto.
12562 (vec_pack_trunc_v2di): Ditto.
12563 (sse5_pcmov_<mode>): Remove code that tried to use use
12564 andps/andnps instead of pcmov.
12565 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12566 pmacsdqh instructions.
12567 (vec_widen_smult_lo_v4si): Ditto.
12569 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12570 (PPERM_INVERT): Ditto.
12571 (PPERM_REVERSE): Ditto.
12572 (PPERM_REV_INV): Ditto.
12573 (PPERM_ZERO): Ditto.
12574 (PPERM_ONES): Ditto.
12575 (PPERM_SIGN): Ditto.
12576 (PPERM_INV_SIGN): Ditto.
12577 (PPERM_SRC1): Ditto.
12578 (PPERM_SRC2): Ditto.
12579 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12581 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12583 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12584 says ignore whether the last reference is a memory operand.
12586 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12587 Paolo Bonzini <bonzini at gnu dot org>
12589 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12592 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12593 (vlshr<mode>3): Rename from vlshr<mode>3.
12594 (vashr<mode>3): Rename from vashr<mode>3.
12595 (mulv4sf3): Change the names of vector shift patterns.
12599 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12602 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12627 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12628 (floatunssidf2_internal): Change vector/vector shift names.
12629 (floatunsdidf2_internal): Ditto.
12636 (vashl<mode>3): Rename from ashl<mode>3.
12637 (vashr<mode>3): Rename from ashr<mode>3.
12638 (vlshr<mode>3): Rename from lshr<mode>3.
12639 (vrotl<mode>3): Rename from rotl<mode>3.
12641 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12644 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12645 multiply gives the wrong value when doing widening multiplies.
12646 (vec_widen_smult_lo_v4si): Ditto.
12648 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12650 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12651 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12652 emit_library_call_value.
12653 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12654 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12655 * calls.c (initialize_argument_information, precompute_arguments,
12656 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12657 (precompute_arguments): Removed flags parameter.
12658 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12660 2008-05-14 Richard Guenther <rguenther@suse.de>
12662 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12663 Make sure to register the store if the use is a PHI_NODE.
12665 2008-05-14 Olivier Hainque <hainque@adacore.com>
12667 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12668 memory if the component is to be referenced in BLKmode according
12669 to get_inner_reference.
12671 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12673 * calls.c (emit_library_call_value_1): Restore code clearing
12674 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12676 2008-05-14 Olivier Hainque <hainque@adacore.com>
12677 Nicolas Roche <roche@adacore.com>
12679 * configure.ac: Add support for a "gcc_subdir" variable in
12680 config-lang.in, to denote a subdirectory where the language/GCC
12681 integration files are to be found.
12682 * configure: Regenerate.
12684 2008-05-14 Ira Rosen <irar@il.ibm.com>
12686 PR tree-optimization/36098
12687 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12688 value for the first load in the group in case of a gap.
12689 (vect_build_slp_tree): Check that there are no gaps in loads.
12691 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12693 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12694 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12695 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12696 emit_insn and remove unneeded code to construct extra args.
12697 (emit_no_conflict_block): Removed.
12698 * optabls.h: (emit_no_conflict_block): Removed.
12699 * cse.c (cse_extended_basic_block): Remove search for
12700 REG_NO_CONFLICT note.
12701 * global.c: Removed incorrect comment added in revision 117.
12702 * expr.c (convert_move): Change call to emit_no_conflict_block to
12704 * recog.c: Change comments so that they do not mention
12706 * local_alloc.c (combine_regs): Removed last parameter.
12707 (no_conflict_p): Removed.
12708 (block_alloc): Removed note, no_conflict_combined_regno and set
12709 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12710 (combine_regs): Removed already_dead and code to look for
12711 REG_NO_CONFLICT notes.
12712 * lower_subreg (remove_retval_note): Removed code to look for
12713 REG_NO_CONFLICT block.
12714 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12715 (resolve_clobber): Remove code to process libcalls that have
12716 REG_NO_CONFLICT notes.
12717 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12719 * combine.c (can_combine_p, distribute_notes): Removed
12720 REG_NO_CONFLICT case.
12721 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12723 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12724 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12726 * reg-notes.def (NO_CONFLICT): Removed.
12728 2008-05-14 David S. Miller <davem@davemloft.net>
12730 * config/sparc/sparc.c (sparc_profile_hook): If
12731 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12732 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12733 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12735 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12737 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12739 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12742 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12743 and op1 expansion before vector concat to have less live pseudos.
12745 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12747 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12748 ix86_expand_vector_set if supported.
12750 2008-05-13 Diego Novillo <dnovillo@google.com>
12751 Kenneth Zadeck <zadeck@naturalbridge.com>
12753 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12755 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12756 phinodes_print_statistics, init_ssanames, fini_ssanames,
12757 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12758 release_ssa_name, release_defs, replace_ssa_name_symbol,
12759 ssanames_print_statistics): Move ...
12760 * tree-flow.h: ... here.
12761 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12762 Use FN instead of cfun.
12763 (make_ssa_name_fn): Rename from make_ssa_name.
12764 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12765 * tree-flow-inline.h (make_ssa_name): Move from
12766 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12767 * omp-low.c (expand_omp_parallel):
12768 * tree-flow-inline.h (redirect_edge_var_map_result):
12769 * tree-ssa.c (init_tree_ssa): Add argument FN.
12770 Use it instead of cfun. Update all users.
12772 2008-05-13 Tom Tromey <tromey@redhat.com>
12774 PR preprocessor/22168:
12775 * doc/cpp.texi (Top): Update menu.
12776 (Alternatives to Wrapper #ifndef): New node.
12777 (Other Directives): Document deprecation.
12778 (Obsolete Features): Remove menu.
12779 (Assertions): Merge node into Obsolete Features.
12780 (Obsolete once-only headers): Move earlier; rename to Alternatives
12781 to Wrapper #ifndef.
12782 * doc/cppopts.texi: Update.
12783 * c.opt (Wdeprecated): Enable for C and ObjC.
12784 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12785 (C++ Dialect Options): Move -Wno-deprecated from here to...
12786 (Warning Options): ... here.
12788 2008-05-13 Richard Guenther <rguenther@suse.de>
12790 PR middle-end/36227
12791 * fold-const.c (fold_sign_changed_comparison): Do not allow
12792 changes in pointer-ness.
12794 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12797 * config/sh/sh.c (sh_expand_prologue): Don't clear
12798 RTX_FRAME_RELATED_P for push insns.
12800 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12802 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12804 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12806 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12807 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12808 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12810 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12812 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12813 (*vec_concatv4sf_sse): This.
12814 (*sse2_concatv2si): Renamed to ...
12815 (*vec_concatv2si_sse2): This.
12816 (*sse1_concatv2si): Renamed to ...
12817 (*vec_concatv2si_sse): This.
12818 (*vec_concatv2di_rex): Renamed to ...
12819 (*vec_concatv2di_rex64): This.
12820 (*vec_concatv2si_sse4_1): New.
12821 (*vec_concatv2di_rex64_sse4_1): Likewise.
12823 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12825 PR rtl-optimization/36111
12826 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12827 that was created for swappable operands.
12829 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12832 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12833 * configure.ac: Add call to ACX_PROG_GNAT.
12835 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12837 * optc-gen.awk: Fix comment typo.
12839 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12841 * pretty-print.c (pp_integer_with_precision): Use
12842 HOST_LONG_LONG_FORMAT.
12844 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12846 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12848 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12850 * config/i386/i386.c (bdesc_ptest): Removed.
12851 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12852 (bdesc_args): Add __builtin_ia32_ptestz128,
12853 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12854 (ix86_init_mmx_sse_builtins): Updated.
12855 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12856 (ix86_expand_builtin): Updated.
12858 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12860 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12861 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12863 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12865 * value-prof.c (interesting_stringop_to_profile): Do not
12866 return early for BUILT_IN_MEMPCPY.
12868 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12870 * calls.c (expand_call): Don't use callgraph to increase
12871 preferred_stack_boundary.
12873 * cgraph.h (cgraph_rtl_info): Use unsigned on
12874 preferred_incoming_stack_boundary.
12876 * final.c (rest_of_clean_state): Use unsigned on
12877 preferred_stack_boundary.
12879 2008-05-09 Tom Tromey <tromey@redhat.com>
12881 PR preprocessor/22231:
12882 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12885 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12887 PR tree-optimization/36129
12888 * tree-ssa-ccp.c: Include value-prof.h.
12889 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12890 built-in function was folded to a constant.
12891 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12893 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12894 Sebastian Pop <sebastian.pop@amd.com>
12896 * tree-scalar-evolution.c: Document instantiate_scev.
12897 (instantiate_parameters_1): Renamed instantiate_scev_1.
12898 Don't use the same loop for instantiation_loop and evolution_loop.
12899 (instantiate_scev): New.
12900 (instantiate_parameters): Moved...
12901 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12902 same loop twice. Maintains the semantics for this function.
12903 * tree-scalar-evolution.h (instantiate_scev): Declare.
12904 (instantiate_parameters): ...here. Now static inline.
12905 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12906 instead of resolve_mixers.
12908 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12910 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12912 2008-05-09 Tomas Bily <tbily@suse.cz>
12914 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12915 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12916 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12917 * c-common.c (c_common_truthvalue_conversion): Likewise.
12918 * tree-object-size.c (compute_object_offset): Likewise.
12919 * tree-inline.c (estimate_num_insns_1): Likewise.
12920 * varasm.c (const_hash_1, compare_constant, copy_constant)
12921 (compute_reloc_for_constant, output_addressed_constants)
12922 (initializer_constant_valid_p): Likewise.
12923 * c-omp.c (check_omp_for_incr_expr): Likewise.
12924 * gimplify.c (gimplify_expr): Likewise.
12925 * c-typeck.c (c_finish_return): Likewise.
12926 * tree-vectorizer.c (supportable_widening_operation)
12927 (supportable_narrowing_operation): Likewise.
12928 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12929 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12930 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12931 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12932 (descr_info_loc): Likewise.
12933 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12934 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12935 (fold_unary): Likewise.
12936 * builtins.c (get_pointer_alignment): Likewise.
12937 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12938 (instantiate_parameters_1): Likewise.
12939 * tree.c (expr_align, stabilize_reference): Likewise.
12940 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12941 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12942 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12943 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12944 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12945 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12947 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12948 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12949 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12950 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12951 (forward_propagate_comparison)
12952 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12953 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12954 * emit-rtl.c (component_ref_for_mem_expr)
12955 (set_mem_attributes_minus_bitpos): Likewise.
12956 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12957 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12959 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12960 (build_function_call, pointer_diff, build_compound_expr)
12961 (c_finish_return): Likewise.
12962 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12963 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12965 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12966 * expr.c (is_aligning_offset): Likewise.
12967 * tree-ssa-alias.c (is_escape_site): Likewise.
12968 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12969 (check_all_va_list_escapes): Likewise.
12970 * tree-ssa-loop-ivopts.c (determine_base_object)
12971 (determine_common_wider_type): Likewise.
12972 * dojump.c (do_jump): Likewise.
12973 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12974 * tree-gimple.c (is_gimple_cast): Likewise.
12975 * fold-const.c (decode_field_reference, )
12976 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12977 (fold_binary): Likewise.
12978 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12979 (already_warned_in_frontend_p): Likewise.
12980 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12981 * tree.c (really_constant_p, get_unwidened): Likewise.
12982 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12983 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12984 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12986 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12988 (CONVERT_EXPR_P): Define.
12989 (CASE_CONVERT): Define.
12991 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12993 PR middle-end/36117
12994 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12995 (delete_unmarked_insns): When deleting a call, call
12996 delete_unreachable_blocks.
12997 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12998 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13000 2008-05-08 Richard Guenther <rguenther@suse.de>
13002 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13003 (-ftree-salias): Likewise.
13004 (salias-max-implicit-fields): Remove param documentation.
13005 (salias-max-array-elements): Likewise.
13006 * tree-pass.h (pass_create_structure_vars): Remove.
13007 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13008 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13009 * tree-ssa-alias.c (create_structure_vars): Remove.
13010 (gate_structure_vars): Likewise.
13011 (pass_create_structure_vars): Likewise.
13012 (gate_build_alias): Likewise.
13013 (pass_build_alias): Adjust to run always and dump the function.
13014 * common.opt (ftree-salias): Hide.
13015 * passes.c (init_optimization_passes): Remove
13016 pass_create_structure_vars, adjust comment.
13017 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13018 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13019 * opts.c (decode_options): Do not set flag_tree_salias.
13020 (common_handle_option): Add OPT_ftree_salias to the backward
13021 compatibility section.
13023 2008-05-08 Richard Guenther <rguenther@suse.de>
13025 * tree-flow-inline.h (var_can_have_subvars): Move ...
13026 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13027 * tree-flow.h (var_can_have_subvars): Remove.
13028 (push_fields_onto_fieldstack): Remove.
13029 (sort_fieldstack): Likewise.
13030 (struct fieldoff): Move ...
13031 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13032 alias_set and base_for_components fields.
13033 (sort_fieldstack): Make static.
13034 (push_fields_onto_fieldstack): Likewise. Remove code that
13035 handles anything but RECORD_TYPEs. Remove alias_set and
13036 base_for_components handling.
13037 (create_variable_info_for): Adjust.
13039 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13041 * common.opt (Wframe-larger-than=): Shorten the help message
13043 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13045 2008-05-08 Rafael Espindola <espindola@google.com>
13047 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13049 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13050 trap and that both operands are gimple values.
13051 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13052 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13055 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13057 * read-rtl.c (join_c_conditions): Return the first string if the
13058 two strings are equal.
13060 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13062 * gensupport.h (pred_data): Add a "num_codes" field.
13063 (add_predicate_code): Declare.
13064 * gensupport.c (add_predicate_code): New function.
13065 (std_pred_table): Add an "allows_const_p" field.
13066 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13067 Remove the (incomplete) list of such codes from the codes field.
13068 (init_predicate_table): Use add_predicate_code. Add all
13069 RTX_CONST_OBJs if allows_const_p is true.
13070 * genrecog.c (process_define_predicate): Use add_predicate_code.
13072 2008-05-08 David Daney <ddaney@avtrex.com>
13073 Richard Sandiford <rsandifo@nildram.co.uk>
13075 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13076 special case of constant zero operands.
13077 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13078 old and new values. Special case constant zero values.
13079 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13081 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13082 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13084 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13087 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13088 similar RTX_CONST_OBJ before CONST_INT.
13090 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13092 * stmt.c (expand_stack_restore): Change sa mode if needed.
13094 2008-05-08 Richard Guenther <rguenther@suse.de>
13096 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13097 return type to bool.
13098 (ix86_sol10_return_in_memory): Likewise.
13099 (ix86_i386elf_return_in_memory): Likewise.
13100 (ix86_i386interix_return_in_memory): Likewise.
13101 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13102 (ix86_sol10_return_in_memory): Likewise.
13103 (ix86_i386elf_return_in_memory): Likewise.
13104 (ix86_i386interix_return_in_memory): Likewise.
13106 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13109 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13111 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13112 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13115 2008-05-08 Richard Guenther <rguenther@suse.de>
13117 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13118 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13119 (DR_SUBVARS): Remove.
13120 * tree-dfa.c (dump_subvars_for): Remove.
13121 (debug_subvars_for): Likewise.
13122 (dump_variable): Do not dump subvars.
13123 (remove_referenced_var): Do not remove subvars.
13124 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13125 (lookup_subvars_for_var): Remove.
13126 (get_subvars_for_var): Likewise.
13127 (get_subvars_at): Likewise.
13128 (get_first_overlapping_subvar): Likewise.
13129 (overlap_subvar): Likewise.
13130 * tree-flow.h (subvar_t): Remove.
13131 (struct var_ann_d): Remove subvars field.
13132 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13133 argument. Remove special handling of SFTs.
13134 (compute_tag_properties): Likewise.
13135 (set_initial_properties): Likewise.
13136 (compute_call_clobbered): Likewise.
13137 (count_mem_refs): Likewise.
13138 (compute_memory_partitions): Likewise.
13139 (compute_flow_insensitive_aliasing): Likewise.
13140 (setup_pointers_and_addressables): Likewise.
13141 (new_type_alias): Likewise.
13142 (struct used_part): Remove.
13143 (used_portions): Likewise.
13144 (struct used_part_map): Likewise.
13145 (used_part_map_eq): Likewise.
13146 (used_part_map_hash): Likewise.
13147 (free_used_part_map): Likewise.
13148 (up_lookup): Likewise.
13149 (up_insert): Likewise.
13150 (get_or_create_used_part_for): Likewise.
13151 (create_sft): Likewise.
13152 (create_overlap_variables_for): Likewise.
13153 (find_used_portions): Likewise.
13154 (create_structure_vars): Likewise.
13155 * tree.def (STRUCT_FIELD_TAG): Remove.
13156 * tree.h (MTAG_P): Adjust.
13157 (struct tree_memory_tag): Remove base_for_components and
13158 unpartitionable flags.
13159 (struct tree_struct_field_tag): Remove.
13160 (SFT_PARENT_VAR): Likewise.
13161 (SFT_OFFSET): Likewise.
13162 (SFT_SIZE): Likewise.
13163 (SFT_NONADDRESSABLE_P): Likewise.
13164 (SFT_ALIAS_SET): Likewise.
13165 (SFT_UNPARTITIONABLE_P): Likewise.
13166 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13167 (union tree_node): Remove sft field.
13168 * alias.c (get_alias_set): Remove special handling of SFTs.
13169 * print-tree.c (print_node): Remove handling of SFTs.
13170 * tree-dump.c (dequeue_and_dump): Likewise.
13171 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13172 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13173 * tree-predcom.c (set_alias_info): Do not set subvars.
13174 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13175 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13176 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13177 (add_vars_for_offset): Remove.
13178 (add_virtual_operand): Remove special handling of SFTs.
13179 (add_call_clobber_ops): Likewise.
13180 (add_call_read_ops): Likewise.
13181 (get_asm_expr_operands): Likewise.
13182 (get_modify_stmt_operands): Likewise.
13183 (get_expr_operands): Likewise.
13184 (add_to_addressable_set): Likewise.
13185 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13186 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13187 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13188 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13189 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13190 (tree_node_structure): Likewise.
13191 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13193 (find_what_p_points_to): Likewise.
13195 2008-05-08 Sa Liu <saliu@de.ibm.com>
13197 * config/spu/spu.md: Fixed subti3 pattern.
13199 2008-05-08 Richard Guenther <rguenther@suse.de>
13201 PR middle-end/36154
13202 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13203 sure to create a representative for trailing arrays for PTA.
13205 2008-05-08 Richard Guenther <rguenther@suse.de>
13207 PR middle-end/36172
13208 * fold-const.c (operand_equal_p): Two objects which types
13209 differ in pointerness are not equal.
13211 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13213 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13214 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13215 (emit_library_call_value_1): Add new variable fndecl initialized by
13216 NULL_TREE. It should be the decl type of orgfun, but this information
13217 seems not to be available here, so it uses the default calling abi.
13218 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13219 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13220 by TARGET_RETURN_IN_MEMORY.
13221 * config/i386/i386-interix.h: Likewise.
13222 * config/i386/i386.h: Likewise.
13223 * config/i386/i386elf.h: Likewise.
13224 * config/i386/ptx4-i.h: Likewise.
13225 * config/i386/sol2-10.h: Likewise.
13226 * config/i386/sysv4.h: Likewise.
13227 * config/i386/vx-common.h: Likewise.
13228 * config/cris/cris.h: Removed #if 0 clause.
13229 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13230 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13232 (ix86_sol10_return_in_memory): Likewise.
13233 (ix86_i386elf_return_in_memory): New.
13234 (ix86_i386interix_return_in_memory): New.
13235 * config/mt/mt-protos.h (mt_return_in_memory): New.
13236 * config/mt/mt.c: Likewise.
13237 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13238 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13239 * config/bfin/bfin.h: Likewise.
13240 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13242 * config/bfin/bfin.c: Likewise.
13243 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13244 * config/alpha/unicosmk.h: Likewise.
13245 * config/i386/cygming.h: Likewise.
13246 * config/iq2000/iq2000.h: Likewise.
13247 * config/mips/mips.h: Likewise.
13248 * config/mn10300/mn10300.h: Likewise.
13249 * config/rs6000/rs6000.h: Likewise.
13250 * config/score/score.h: Likewise.
13251 * config/spu/spu.h: Likewise.
13252 * config/v850/v850.h: Likewise.
13253 * defaults.h: Likewise.
13254 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13255 * expr.c (emit_block_move): Adjust use of
13256 OUTGOING_REG_PARM_STACK_SPACE.
13257 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13258 OUTGOING_REG_PARM_STACK_SPACE.
13259 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13261 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13263 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13264 on OMP_RETURN for OMP_FOR.
13267 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13268 (fortran_common): New function.
13269 (gen_variable_die): Call fortran_common instead of common_check,
13270 adjust for it returning tree instead of rtx. Formatting.
13272 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13276 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13277 * c-decl.c (merge_decls): Ditto.
13278 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13279 to RTL_CONST_OR_PURE_CALL_P.
13280 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13281 Initialized DECL_LOOPING_CONST_PURE.
13282 (process_call_operands): Set tree_side_effects properly.
13283 * tree.h (TREE_READONLY_DECL_P): Removed.
13284 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13285 (DECL_LOOPING_OR_CONST_P): New macro.
13286 (struct tree_function_decl): Added looping_const_or_pure_p.
13287 (ECF_*) Renumbered.
13288 (ECF_LOOPING_OR_CONST_P): New macro.
13289 * rtlanal.c (pure_const_p): Removed.
13290 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13291 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13292 to RTL_CONST_CALL_P.
13293 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13294 (check_decl, check_tree, check_call, scan_function): Initialize
13296 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13297 (static_execute): Set looping true for recursive functions.
13298 Undo setting state to IPA_NEITHER for recursive functions.
13299 * cse.c (cse_insn):
13300 * ifcvt.c (noce_can_store_speculate_p): Changed
13301 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13302 RTL_CONST_OR_PURE_CALL_P.
13303 * dse.c (scan_insn): Ditto.
13304 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13305 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13306 RTL_CONST_OR_PURE_CALL_P.
13307 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13308 pure_call_p to RTL_CONST_CALL_P.
13309 * gimplify.c (gimplify_call_expr): Clear side effects for
13310 non-looping pure and constant calls.
13311 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13312 (flags_from_decl_or_type): Set ecf flags from decl flags.
13313 (initialize_argument_information): Turn off
13314 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13315 Change const to pure if callee_copies is true rather than just
13317 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13318 way of marking pure calls.
13319 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13320 Remove hack that was supposed to fix pr7335 and remove old
13321 way of marking pure calls.
13322 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13323 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13324 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13325 RTL_CONST_OR_PURE_CALL_P.
13326 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13327 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13328 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13329 * sched-deps.c (schedule_analyze): Ditto.
13330 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13331 return_val field of calls to represent pure and const function info.
13332 (CONST_OR_PURE_CALL_P): Deleted macro.
13333 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13334 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13335 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13337 * tree-optimize.c (execute_fixup_cfg): Added test for
13338 ECF_LOOPING_CONST_OR_PURE.
13339 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13341 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13342 effects for looping pure or const calls.
13343 (verify_gimple_expr): Added verification code.
13344 * config/alpha/alpha.c (alpha_legitimize_address,
13345 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13347 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13348 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13349 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13350 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13351 RTL_CONST_OR_PURE_CALL_P.
13352 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13353 and const calls to be deleted.
13355 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13358 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13359 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13360 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13361 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13362 to handle nonimmediate operands.
13363 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13364 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13365 to handle nonimmediate operands.
13366 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13367 (mmx_pmulhrwv4hi3): New expander. Use
13368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13369 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13370 (sse2_umulv1siv1di3): New expander. Use
13371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13372 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13373 (mmx_eq<mode>3): New expander. Use
13374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13375 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13376 (mmx_uavgv8qi3): New expander. Use
13377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13378 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13379 (mmx_uavgv4hi3): New expander. Use
13380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13382 * config/i386/sse.md
13383 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13384 to handle nonimmediate operands.
13385 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13386 to handle nonimmediate operands.
13387 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13388 to handle nonimmediate operands.
13389 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13390 to handle nonimmediate operands.
13391 (sse2_unpckhpd_exp): New expander. Use
13392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13393 (sse2_unpcklpd_exp): New expander. Use
13394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13395 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13396 to handle nonimmediate operands.
13397 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13398 to handle nonimmediate operands.
13399 (*sse2_<plusminus_insn><mode>3): Rename from
13400 sse2_<plusminus_insn><mode>3 insn pattern.
13401 (sse2_<plusminus_insn><mode>3): New expander. Use
13402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13403 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13404 (sse2_umulv2siv2di3): New expander. Use
13405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13406 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13407 (sse4_1_mulv2siv2di3): New expander. Use
13408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13409 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13410 (sse2_pmaddwd): New expander. Use
13411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13412 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13413 (sse2_eq<mode>3): New expander. Use
13414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13415 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13416 (sse4_1_eqv2di3): New expander. Use
13417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13418 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13419 (sse2_uavgv16qi3): New expander. Use
13420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13421 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13422 (sse2_uavgv16qi3): New expander. Use
13423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13424 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13425 (sse2_uavgv8hi3): New expander. Use
13426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13427 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13428 (ssse3_pmulhrswv8hi3): New expander. Use
13429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13430 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13431 (ssse3_pmulhrswv4hi3): New expander. Use
13432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13434 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13435 (<sse>_vmmul<mode>3): Ditto.
13436 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13438 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13439 (ssse3_pmaddubsw): Ditto.
13441 * config/i386/i386.c (struct_builtin_description)
13442 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13443 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13444 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13445 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13446 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13447 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13448 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13449 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13450 (ix86_fixup_binary_operands): Assert that src1
13451 and src2 must have the same mode when swapped.
13452 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13453 and ix86_binary_operator_ok. Do not force operands in registers
13456 2008-05-07 Jan Hubicka <jh@suse.cz>
13458 * cgraph.c (dump_cgraph_node): Update.
13459 * cgraph.h (cgraph_local_info): Break out inline summary.
13460 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13462 * ipa-inline (inline_summary): New accestor function.
13463 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13464 cgraph_decide_inlining, compute_inline_parameters): Update.
13465 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13467 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13469 Cleanup ColdFire scheduling support and add V4 pipeline model.
13471 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13472 (define_attr cpu): Add cfv4 value.
13473 (define_attr type, define_attr type1): Merge into a single 'type'
13474 attribute. Update all uses.
13475 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13476 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13478 (define_attr opx_mem, define_attr opy_mem): Remove.
13479 (define_attr op_mem): Clean up, update comment.
13480 (define_attr size): Use specific values instead of general int.
13481 (define_attr guess, define_attr split): Remove. Update all uses.
13482 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13483 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13484 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13485 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13486 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13487 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13488 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13489 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13490 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13491 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13492 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13493 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13494 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13495 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13496 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13497 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13498 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13499 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13500 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13501 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13502 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13503 Update or set attributes.
13504 (stack_tie): New fake instruction.
13506 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13507 (m68k_sched_attr_size): Update declaration.
13508 (m68k_sched_attr_type2): Remove.
13509 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13510 Declare new bypass predicates.
13512 * config/m68k/m68k.c (m68k_sched_issue_rate,
13513 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13515 (TARGET_SCHED_ISSUE_RATE,
13516 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13517 (override_options): Handle scheduling for ColdFire V4 core.
13518 (m68k_expand_prologue): Emit stack_tie.
13519 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13520 'OP_TYPE_FPN'. Update all uses.
13521 (sched_guess_p): Remove.
13522 (sched_address_type): Handle symbolic addresses.
13523 (sched_get_operand): New static function.
13524 (sched_operand_type): Merge into sched_attr_op_type.
13525 (sched_attr_op_type): Handle FP registers, handle quick constants,
13527 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13528 (m68k_sched_attr_size): Update. Move logic to ...
13529 (sched_get_attr_size_int): New static function.
13530 (sched_get_opxy_mem_type): New static function.
13531 (m68k_sched_attr_op_mem): Update.
13532 (m68k_sched_attr_type2): Remove.
13533 (sched_cfv4_bypass_data): New static variable.
13534 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13535 (m68k_sched_issue_rate): Implement scheduler hook.
13536 (struct _sched_ib: enabled_p): New field.
13537 (m68k_sched_variable_issue): Update. Handle V4.
13538 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13539 sched_dump_class_func_t, sched_dump_split_class,
13540 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13541 sched_dump_dfa_class, m68k_sched_dump): Remove.
13542 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13544 (m68k_sched_init_global): Remove statisctics dumping, introduce
13545 sanity check that all instructions have pipeline reservations. Handle
13547 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13548 Handle ColdFire V4 core.
13549 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13550 New static functions.
13551 (m68k_sched_address_bypass_p): New bypass predicate.
13552 (sched_get_indexed_address_scale): New static function.
13553 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13555 * cf.md: Update comments.
13556 (define_attr type2): Remove. Use 'type' attribute instead.
13558 (cf_ib): Rename to cfv123_ib. Update all uses.
13559 (cf_oep): Rename to cfv123_oep. Update all uses.
13560 (cf_chr): Rename to cfv123_chr. Update all uses.
13561 (cf_mem): Rename to cfv123_mem. Update all uses.
13562 (cf_mac): Move to more appropriate place.
13563 (cfv123_guess): New automaton and cpu_unit.
13564 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13565 Update uses of 'size' attribute. Handle before reload scheduling.
13566 (cfv123_guess): New dummy reservation for unhandled instructions.
13567 (cfv4_*): Pipeline description of ColdFire V4 core.
13568 (ignore): New reservation to handle 'ignore' type.
13570 2008-05-07 Ian Lance Taylor <iant@google.com>
13572 PR middle-end/36013
13573 * gimplify.c (find_single_pointer_decl_1): Don't look through
13575 (find_single_pointer_decl): Adjust comments.
13577 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13579 PR middle-end/36137
13580 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13581 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13583 PR middle-end/36106
13584 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13585 integral type rather than floating point, then VIEW_CONVERT_EXPR
13586 to the floating point type.
13588 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13591 TFmode op0 to register.
13593 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13595 * c-decl.c (grokdeclarator): Comment typo.
13597 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13599 * tree-flow.h: Remove prototype for computed_goto_p.
13600 * tree-cfg.c (computed_goto_p): Make static.
13602 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13605 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13606 (contains_aligned_value_p): This. Handle _Decimal128.
13607 (ix86_function_arg_boundary): Only align _Decimal128 to its
13608 natural boundary and handle it properly.
13610 2008-05-06 Martin Jambor <mjambor@suse.cz>
13612 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13613 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13614 (ipcp_method_set_orig_node): Removed.
13615 (ipcp_cval_get_cvalue_type): Removed.
13616 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13617 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13618 (ipcp_cval_set_cvalue_type): Removed.
13619 (ipcp_cval_get_cvalue): Removed.
13620 (ipcp_cval_set_cvalue): Removed.
13621 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13622 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13623 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13624 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13625 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13626 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13627 (ipcp_get_ith_lattice): Changed parameters.
13628 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13629 (ipcp_lattice_from_jfunc): Changed parameters.
13630 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13631 (ipcp_method_cval_print): Added temporary variable info.
13632 (ipcp_redirect): Removed already unused local variable caller.
13633 (ipcp_redirect): New temporary variable orig_callee_info
13634 (ipcp_redirect): Removed newly unused local variable callee.
13635 (ipcp_redirect): Removed (a bit confusing) local variable type.
13636 (ipcp_insert_stage): Added local variable info.
13637 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13639 (ipcp_formal_create): Removed.
13640 (ipcp_method_cval_set): Removed.
13641 (ipcp_propagate_stage): Renamed lattice variables.
13642 (ipcp_method_cval_set_cvalue_type): Removed.
13643 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13644 (ipcp_print_all_lattices): Changed printed strings to refer to
13645 lattices rather than cvals.
13646 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13647 (ipcp_propagate_const): Changed formal parameters.
13648 (build_const_val): Changed formal parameters.
13649 (ipcp_insert_stage): Removed useless variable cvalue
13650 (build_const_val): Changed formal parameters.
13651 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13652 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13653 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13654 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13655 (ipcp_print_func_profile_counts): Changed string from "method" to
13657 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13658 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13659 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13660 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13661 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13662 (ipcp_lat_is_const): Changed parameters and made inline.
13663 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13664 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13665 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13666 the predicate condition directly
13667 (ipcp_propagate_stage): Added local variable args. Removed local
13668 variable callee. (Both are mere code simplifications.)
13669 (ipcp_method_dont_insert_const): Renamed to
13670 ipcp_node_not_modifiable_p.
13671 (ipcp_node_not_modifiable_p): Made inline.
13672 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13673 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13674 (ipcp_print_all_lattices): Removed variable cvalue
13675 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13678 2008-05-06 Olivier Hainque <hainque@adacore.com>
13680 * tree-sra.c (try_instantiate_multiple_fields): Early return
13681 if field has POINTER_TYPE.
13683 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13685 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13686 by using 'q' specifier for instruction.
13687 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13689 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13691 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13692 Change mode of zero_extract from QImode to HImode.
13693 (sign bit tests peepholes): (Ditto.).
13695 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13697 * config/i386/mmx.md: Remove double backslashes from asm templates.
13698 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13699 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13700 to handle nonimmediate operands.
13701 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13702 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13703 to handle nonimmediate operands.
13704 (*mmx_<code>v2sf3_finite): New insn pattern.
13705 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13706 (mmx_<code>v2sf3): New expander. Use
13707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13708 (mmx_<plusminus_insn><mode>3): New expander. Use
13709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13710 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13711 (mmx_add<mode>3): Removed.
13712 (mmx_ssadd<mode>3): Ditto.
13713 (mmx_usadd<mode>3): Ditto.
13714 (mmx_sub<mode>3): Ditto.
13715 (mmx_sssub<mode>3): Ditto.
13716 (mmx_ussub<mode>3): Ditto.
13717 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13718 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13719 to handle nonimmediate operands.
13720 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13722 (mmx_smulv4hi3_highpart): New expander. Use
13723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13724 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13726 (mmx_umulv4hi3_highpart): New expander. Use
13727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13728 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13729 (mmx_<code>v4hi3): New expander. Use
13730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13731 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13732 (mmx_<code>v8qi3): New expander. Use
13733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13734 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13735 (mmx_<code><mode>3): New expander. Use
13736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13738 2008-05-05 Jan Hubicka <jh@suse.cz>
13740 PR tree-optimization/36118
13741 * passes.c (pass_init_dump_file): Fix dump header.
13743 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13745 PR middle-end/36141
13746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13747 VCE for function decls.
13749 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13751 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13753 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13755 * config/i386/i386.md (sat_plusminus): New.
13756 (plusminus_insn): Likewise.
13757 (plusminus_mnemonic): Likewise.
13759 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13760 (*<addsub><mode>3_cc_overflow): Renamed to ...
13761 (*<plusminus_insn><mode>3_cc_overflow): This.
13762 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13763 (*<plusminus_insn>si3_zext_cc_overflow): This.
13765 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13766 (<plusminus_insn><mode>3): This.
13767 (*<addsub><mode>3): Renamed to ...
13768 (*<plusminus_insn><mode>3): This.
13769 (<sse>_vm<addsub><mode>3): Renamed to ...
13770 (<sse>_vm<plusminus_insn><mode>3): This.
13771 (sse3_h<addsub>v4sf3): Renamed to ...
13772 (sse3_h<plusminus_insn>v4sf3): This.
13773 (sse3_h<addsub>v2df3): Renamed to ...
13774 (sse3_h<plusminus_insn>v2df3): This.
13775 (<plusminus_insn><mode>3): New.
13776 (*<plusminus_insn><mode>3): Likewise.
13777 (sse2_<plusminus_insn><mode>3): Likewise.
13778 (add<mode>): Removed.
13779 (*add<mode>3): Likewise.
13780 (sse2_ssadd<mode>3): Likewise.
13781 (sse2_usadd<mode>3): Likewise.
13782 (sub<mode>3): Likewise.
13783 (*sub<mode>3): Likewise.
13784 (sse2_sssub<mode>3): Likewise.
13785 (sse2_ussub<mode>3): Likewise.
13787 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13789 * gthr-single.h: Add in required interface elements as per gthr.h.
13790 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13791 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13792 Generalize UNUSED macro.
13793 (__gthread_once): Add.
13794 (__gthread_key_create): Add.
13795 (__gthread_key_delete): Add.
13796 (__gthread_getspecific): Add.
13797 (__gthread_setspecific): Add.
13799 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13802 the same size types for the indirect reference on the rhs, then
13805 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13807 * config/i386/i386.md
13808 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13809 one insn template instead of template series.
13810 (*xordi_1_rex64): Ditto.
13811 (*xordi_2_rex64): Ditto.
13813 2008-05-05 Ira Rosen <irar@il.ibm.com>
13815 PR tree-optimization/36119
13816 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13819 2008-06-04 Jan Hubicka <jh@suse.cz>
13821 tree-optimization/36100
13822 * tree-pass.h (pass_O0_always_inline): Declare.
13823 * ipa-inline.c (inline_transform): Remove dead code.
13824 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13825 pass_O0_always_inline): New.
13826 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13828 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13830 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13831 mnemonic in this_param move for TARGET_64BIT.
13833 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13835 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13836 (*strmovsi_rex_1): Ditto.
13837 (*strsetsi_1): Ditto.
13838 (*strsetsi_rex_1): Ditto.
13840 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13841 adddicc expanders using SWI mode iterator.
13843 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13846 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13849 2008-05-04 David S. Miller <davem@davemloft.net>
13851 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13852 (sparc*-*-linux*): Use linux.h in tm_file.
13853 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13854 compiler defaulting to 32-bit.
13855 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13857 * config/sparc/linux.h: Remove definitions now obtained
13858 properly from linux.h
13859 * config/sparc/linux64.h: Likewise.
13860 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13861 don't want this setting for 32-bit builds in a biarch compiler.
13862 * doc/install.texi: Add sparc-linux to list of targets
13863 supporting --enable-targets=all.
13865 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13867 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13869 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13871 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13872 after V4SI_FTYPE_V8HI.
13873 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13874 case V4SI_FTYPE_V2DF.
13876 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13878 * doc/invoke.texi (max-flow-memory-locations): Removed.
13879 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13881 2008-05-03 Richard Guenther <rguenther@suse.de>
13883 PR middle-end/34973
13884 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13886 2008-05-02 David S. Miller <davem@davemloft.net>
13888 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13890 2008-05-02 Simon Baldwin <simonb@google.com>
13893 * c-common.h (warn_array_subscript_range): Removed.
13894 * c-common.c (warn_array_subscript_range): Ditto.
13895 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13896 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13898 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13900 * config/i386/i386.c (ix86_special_builtin_type): New.
13901 (bdesc_special_args): Likewise.
13902 (ix86_expand_special_args_builtin): Likewise.
13903 (ix86_init_mmx_sse_builtins): Updated.
13904 (ix86_expand_builtin): Updated.
13905 (ix86_expand_store_builtin): Removed.
13906 (ix86_expand_unop_builtin): Likewise.
13908 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13909 * config/i386/mmintrin.h (__v2sf): Here.
13911 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13913 (_mm_loadl_pi): Likewise.
13914 (_mm_storeh_pi): Replace __v2si with __v2sf.
13915 (_mm_storel_pi): Likewise.
13917 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13918 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13919 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13920 __builtin_ia32_loadlpd.
13922 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13924 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13925 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13926 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13927 (ix86_init_mmx_sse_builtins): Updated.
13928 (ix86_expand_args_builtin): Likewise.
13929 (ix86_expand_builtin): Likewise.
13930 (ix86_expand_unop1_builtin): Renamed to ...
13931 (ix86_expand_unop_vec_merge_builtin): This.
13933 2008-05-01 Jan Hubicka <jh@suse.cz>
13936 * ipa-inline.c (inline_generate_summary): Make static.
13937 (inline_transform): Do not call inlining at -O0; make static.
13938 * passes.c (execute_todo): Add sanity check.
13939 (execute_one_ipa_transform_pass): Execute proper flags.
13941 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13943 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13944 (DECL_NONADDRESSABLE_P): Likewise.
13945 * alias.c (record_component_aliases): Fix comment.
13947 2008-05-01 Simon Baldwin <simonb@google.com>
13949 * c-common.h (warn_array_subscript_range): New function.
13950 * c-common.c (warn_array_subscript_range): Ditto.
13951 * tree-vrp.c (check_array_ref): Corrected code to agree with
13952 comment, ignoring only arrays of size 0 or size 1.
13953 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13955 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13957 * config/i386/i386.c (ix86_builtin_type): Replace
13958 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13959 (bdesc_args): Updated.
13960 (ix86_init_mmx_sse_builtins): Likewise.
13961 (ix86_expand_args_builtin): Likewise.
13963 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13966 * doc/extend.texi: Correct __builtin_ia32_palignr.
13968 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/i386.c (bdesc_crc32): Removed.
13972 (ix86_expand_crc32): Likewise.
13973 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13974 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13975 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13976 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13977 UINT_FTYPE_UINT_UCHAR.
13978 (bdesc_args): Updated. Add crc32 builtins.
13979 (ix86_init_mmx_sse_builtins): Updated.
13980 (ix86_expand_args_builtin): Updated to support subreg.
13982 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13984 2008-05-01 Jan Hubicka <jh@suse.cz>
13986 * tree-pass.h (opt_pass): Add IPA_PASS.
13987 (varpool_node, cgraph_node): Forward declare.
13988 (ipa_opt_pass): Define.
13989 (pass_ipa_inline): Turn into ipa_opt_pass.
13990 (pass_apply_inline): Remove.
13991 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13992 (apply_inline): Turn into ....
13993 (inline_transform): ... this one.
13994 (inline_generate_summary): New function.
13995 (pass_apply_inline): Remove.
13996 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13998 (struct function): Add ipa_transforms_to_apply.
13999 * passes.c (register_one_dump_file): Work on IPA_PASS.
14000 (init_optimization_passes): Remove pass_inline_parameters and
14002 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14003 (execute_one_pass) ... here; apply transforms when possible.
14004 (add_ipa_transform_pass, execute_ipa_summary_asses,
14005 execute_one_ipa_transform_pass): New.
14006 (execute_ipa_pass_list): Update for IPA_PASS type.
14008 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14010 * config/i386/i386.c (ix86_builtin_type): Add
14011 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14012 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14013 (bdesc_args): Add SSE4a builtins.
14014 (ix86_init_mmx_sse_builtins): Updated.
14015 (ix86_expand_args_builtin): Likewise.
14016 (ix86_expand_builtin): Likewise.
14018 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14020 * config/i386/i386.c (ix86_builtin_type): Add
14021 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14022 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14023 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14024 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14025 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14026 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14027 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14028 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14029 and DI_FTYPE_DI_DI_INT.
14030 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14031 (ix86_init_mmx_sse_builtins): Updated.
14032 (ix86_expand_args_builtin): Likewise.
14033 (ix86_expand_builtin): Likewise.
14034 (ix86_expand_binop_imm_builtin): Removed.
14036 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14038 2008-04-30 Richard Guenther <rguenther@suse.de>
14040 PR tree-optimization/32921
14041 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14043 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14045 * config/arm/arm.c (arm_unwind_emit): Use
14046 crtl->all_throwers_are_sibcalls instead of
14047 cfun->all_throwers_are_sibcalls.
14048 (arm_output_fn_unwind): Likewise.
14049 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14050 instead of cfun->uses_pic_offset_table.
14051 (frv_expand_prologue): Likewise.
14052 (frv_frame_pointer_required): Likewise.
14053 (frv_expand_fdpic_call): Likewise.
14054 (frv_emit_movsi): Likewise.
14055 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14056 cfun->returns_pcc_struct instead of
14057 current_function_returns_pcc_struct.
14058 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14059 instead of cfun->calls_eh_return.
14060 (m32c_pushm_popm): Likewise.
14061 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14062 "extern" declaration.
14064 2008-04-30 Richard Guenther <rguenther@suse.de>
14066 PR tree-optimization/21636
14067 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14069 (evaluate_stmt): Print the likely value.
14070 (ccp_visit_stmt): Avoid excessive vertical spacing.
14072 2008-04-30 Rafael Espindola <espindola@google.com>
14074 * builtins.c (fold_call_expr): Return realret.
14075 * tree-ssa-threadedge.c
14076 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14077 __builtin_object_size.
14079 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14081 * gcc.c (wrapper_string): New variable.
14082 (insert_wrapper): New function.
14083 (execute): New option -wrapper.
14084 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14086 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14088 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14089 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14090 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14092 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14093 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14094 config/rs6000/e500crtres64gprctr.asm,
14095 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14096 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14097 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14098 config/rs6000/e500crtsav64gprctr.asm,
14099 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14100 config/rs6000/e500crtsavg64gprctr.asm: New files.
14101 * config/rs6000/t-ppccomm: Add build rules for new files.
14102 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14103 * config/rs6000/t-netbsd: Add build rules for new files.
14104 (LIB2FUNCS_STATIC_EXTRA): New variable.
14105 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14106 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14107 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14109 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (ix86_builtin_type): Add
14112 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14113 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14114 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14115 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14116 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14117 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14118 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14119 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14120 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14121 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14122 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14123 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14124 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14125 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14126 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14127 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14128 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14129 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14130 V1DI_FTYPE_V2SI_V2SI.
14131 (bdesc_2arg): Moved to ...
14132 (bdesc_args): Here.
14133 (ix86_init_mmx_sse_builtins): Updated.
14134 (ix86_expand_args_builtin): Updated. Take a pointer
14135 to const struct builtin_description. Handle comparison
14137 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14138 (ix86_expand_builtin): Updated.
14140 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14141 (ssse3_pmaddubsw128): This.
14142 (ssse3_pmaddubswv4hi3): Renamed to ...
14143 (ssse3_pmaddubsw): This.
14145 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14146 (__builtin_ia32_packssdw128): Likewise.
14147 (__builtin_ia32_packuswb128): Likewise.
14148 (__builtin_ia32_pmaddubsw): Likewise.
14149 (__builtin_ia32_pmaddubsw128): Likewise.
14151 2008-04-30 Richard Guenther <rguenther@suse.de>
14153 PR tree-optimization/14847
14154 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14155 (recognize_bits_test): Use it.
14156 (recognize_single_bit_test): Likewise.
14158 2008-04-30 Martin Jambor <mjambor@suse.cz>
14160 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14161 instead of setting number of formal parameters to zero.
14162 (ipcp_init_stage): Do not set the number of actual parameters to zero
14164 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14165 which are called with variable number of arguments.
14166 (ipcp_insert_stage): Explicitely skipping all nodes which are
14167 called with variable number of arguments.
14168 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14169 number of parameters.
14171 * ipa-prop.h (struct ipa_node_params): Added flag
14172 called_with_var_arguments
14173 (ipa_set_param_count): Added. Changed sole setter to use it.
14174 (ipa_get_param_count): Added. All readers of param_count
14175 converted to use it instead.
14176 (ipa_set_called_with_variable_arg): Added.
14177 (ipa_is_called_with_var_arguments): Added.
14178 (ipa_get_ith_param): Added. All readers of param_decls converted
14180 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14182 (ipa_get_cs_argument_count): Added, all readers of argument_count
14184 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14187 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14188 (struct ipcp_lattice): Renamed cval_type to type
14189 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14191 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14192 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14193 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14194 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14195 (build_const_val): Changed the type of parameter cvalue to tree
14196 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14197 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14199 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14202 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14203 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14204 (ipa_add_method): Renamed to ipa_push_func_to_list
14205 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14206 (ipa_callsite_param_count): Removed.
14207 (ipa_callsite_param_count_set): Removed.
14208 (ipa_callsite_param): Removed.
14209 (ipa_callsite_callee): Removed.
14210 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14211 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14212 (ipa_method_formal_count): Removed.
14213 (ipa_method_formal_count_set): Removed.
14214 (ipa_method_get_tree): Removed.
14215 (ipa_method_tree_map_create): Removed.
14216 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14217 (ipa_create_param_decls_array): Creates the array itself
14218 (ipa_create_param_decls_array): Temporary variable info instead of
14219 a few dereferences.
14220 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14221 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14222 (get_type): Removed.
14223 (ipa_jf_get_info_type): Removed.
14224 (ipa_node_create): Renamed to ipa_create_node_params
14225 (ipa_free): Renamed to ipa_free_all_node_params
14226 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14227 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14228 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14229 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14230 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14231 ipa_free_all_edge_args
14232 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14233 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14234 (ipa_create_methodlist_node): Removed.
14235 (ipa_methodlist_method): Removed.
14236 (ipa_methodlist_method_set): Removed.
14237 (ipa_methodlist_next_method): Removed.
14238 (ipa_methodlist_next_method_set): Removed.
14239 (ipa_method_is_modified): Removed.
14240 (ipa_method_modify_create): Removed.
14241 (ipa_method_modify_init): Temporary variable info instead of a few
14243 (ipa_detect_param_modifications): Temporary variable info instead of
14244 a few dereferences.
14245 (ipa_compute_jump_functions): Temporary variable info instead of
14246 a few dereferences.
14247 (ipa_method_modify_set): Removed.
14248 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14249 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14250 than craph_node as the first parameter.
14251 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14252 (ipa_method_modify_init): Removed.
14253 (ipa_compute_jump_functions): Added a temp variable instead of
14254 repeatadly dereferencing the cgraph_edge.aux pointer
14255 (ipa_callsite_param_set_type): Removed.
14256 (ipa_compute_jump_functions): i renamed to index and moved to
14258 (ipa_callsite_param_set_info_type_formal): Removed.
14259 (ipa_callsite_param_set_info_type): Removed.
14260 (ipa_callsite_param_map_create): Removed.
14261 (ipa_callsite_tree): Removed.
14262 (ipa_callsite_caller): Removed.
14263 (ipa_pop_func_from_list): return_method removed to return_func
14265 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14266 prefixed all values with IPA_. Changed all users.
14267 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14268 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14269 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14270 (union parameter_info): Renamed to jump_func_value.
14271 (union jump_func_value): Renamed value to constant
14272 (struct ipa_jump_func): Renamed info_type to value
14273 (struct ipa_node): Renamed to ipa_node_params
14274 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14275 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14276 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14277 (struct ipa_edge): Renamed to ipa_edge_args
14278 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14279 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14280 (struct ipa_methodlist): Renamed to ipa_func_list
14281 (struct ipa_func_list): method_p renamed to node, next_method
14283 (ipa_methodlist_p): Removed, switched all users to struct pointer
14284 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14286 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14288 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14289 (rs6000_emit_epilogue): Use backchain to restore only when we
14290 have a large frame. Make use of frame pointer to restore if we
14291 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14293 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14295 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14296 Add mode to zero_extract.
14297 (sign bit tests peepholes): (Ditto.).
14299 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14301 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14302 Instructions in comments with SSE3.
14303 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14304 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14305 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14306 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14307 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14308 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14309 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14310 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14311 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14312 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14313 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14314 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14315 (bdesc_sse_args): Renamed to ...
14316 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14317 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14318 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14319 IX86_BUILTIN_FABSQ.
14320 (bdesc_1arg): Moved to ...
14321 (bdesc_args): Here.
14322 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14323 Instructions in comments with SSE3.
14324 (ix86_expand_sse_operands_builtin): Renamed to ...
14325 (ix86_expand_args_builtin): This. Updated.
14326 (ix86_expand_unop1_builtin): Update comments.
14327 (ix86_expand_builtin): Updated.
14329 2008-04-29 Richard Guenther <rguenther@suse.de>
14331 PR tree-optimization/36078
14332 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14333 Update virtual SSA form after cleaning up the CFG.
14335 2008-04-29 Richard Guenther <rguenther@suse.de>
14337 PR middle-end/15255
14338 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14340 2008-04-29 Richard Guenther <rguenther@suse.de>
14342 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14343 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14344 (compute_flow_insensitive_aliasing): Do not treat
14345 PTR_IS_REF_ALL pointers special.
14346 (get_smt_for): Likewise.
14347 (may_alias_p): Re-structure.
14348 (is_escape_site): A ref-all pointer conversion is not an escape site.
14349 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14350 PTR_IS_REF_ALL pointers special.
14351 * tree-ssa-structalias.h (struct alias_info): Remove
14352 ref_all_symbol_mem_tag field.
14353 (PTR_IS_REF_ALL): Remove.
14355 2008-04-29 Richard Guenther <rguenther@suse.de>
14357 PR middle-end/36077
14358 * fold-const.c (extract_muldiv_1): In combining division constants
14359 make sure to never overflow.
14361 2008-04-29 Nick Clifton <nickc@redhat.com>
14363 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14365 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14368 * optc-gen.awk: Work around HP-UX/IA awk bug.
14370 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14372 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14375 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14378 * config/i386/i386.md
14379 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14380 Change operand 1 predicate to nonimmediate_operand.
14382 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14385 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14387 * gengtype.c (walk_type, write_func_for_structure): Handle
14389 * doc/gty.texi: Document chain_circular.
14391 2008-04-28 Richard Guenther <rguenther@suse.de>
14393 PR tree-optimization/36066
14394 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14397 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14400 * config/i386/i386.md
14401 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14402 Use match_scratch instead of match_operand for operands 3 and 4.
14404 2008-04-27 Richard Guenther <rguenther@suse.de>
14406 PR tree-optimization/18754
14407 PR tree-optimization/34223
14408 * tree-pass.h (pass_complete_unrolli): Declare.
14409 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14410 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14411 Rewrite loop into loop closed SSA form if it is not already.
14412 (tree_unroll_loops_completely): Re-structure to iterate over
14413 innermost loops with intermediate CFG cleanups.
14414 Unroll outermost loops only if requested or the code does not grow
14416 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14417 loops are available.
14418 (tree_vectorize): Instead do so here.
14419 (tree_complete_unroll): Also unroll outermost loops.
14420 (tree_complete_unroll_inner): New function.
14421 (gate_tree_complete_unroll_inner): Likewise.
14422 (pass_complete_unrolli): New pass.
14423 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14424 uses outside of the loop.
14425 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14426 form if it is available.
14427 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14428 * passes.c (init_optimization_passes): Schedule complete inner
14429 loop unrolling pass before the first CCP pass after final inlining.
14431 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14433 * targhooks.h (default_emutls_var_fields,
14434 default_emutls_var_init): Declare.
14435 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14436 * target.h (struct gcc_target): Add struct emutls member.
14437 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14438 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14439 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14440 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14441 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14442 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14443 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14444 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14445 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14446 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14447 emit debug information.
14448 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14449 * varasm.c: Include targhooks.h.
14450 (emutls_object_section, emutls_tmpl_section): New.
14451 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14452 (EMUTLS_SEPARATOR): New.
14453 (prefix_name): New.
14454 (get_emutls_object_name): New.
14455 (default_emutls_var_fields): New, broken out of ...
14456 (get_emutls_object_type): ... here. Adjust to use target hooks.
14457 (get_emutls_init_templ_addr): Adjust to use target hooks.
14458 (emutls_decl): Adjust to use target hooks.
14459 (emutls_finish): Likewise.
14460 (default_emutls_var_init): New, broken out of ...
14461 (assemble_variable): ... here. Adjust to use target hooks.
14462 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14463 SECCAT_EMUTLS_TMPL.
14464 * c-common.c (handle_section_attribute): Prevent overriding
14465 sections for emulated tls with special sections.
14466 * config/i386/i386.c (x86_64_elf_select_section): Add
14467 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14468 (x86_64_elf_unique_section): Likewise.
14469 * config/vxworks.c: Include tree.h.
14470 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14471 (vxworks_override_options): Set TLS scheme.
14472 * doc/tm.texi (Emulated TLS): New node.
14474 2008-04-26 Simon Baldwin <simonb@google.com>
14477 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14478 with propagated string constants.
14480 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14482 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14483 constraint for operand 2 when operand 0 is memory operand.
14484 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14485 operand 0 is memory operand.
14486 (fix_trunc<mode>_i387_with_temp): Ditto.
14487 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14488 operand 2 when operand 1 is memory operand.
14489 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14490 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14491 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14492 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14493 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14494 operands 2,3 and 4 when operand 1 is memory operand.
14495 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14497 (fistdi2_floor_with_temp): Ditto.
14498 (fist<mode>2_floor_with_temp): Ditto.
14499 (fistdi2_ceil_with_temp): Ditto.
14500 (fist<mode>2_ceil_with_temp): Ditto.
14501 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14503 2008-04-26 David Daney <ddaney@avtrex.com>
14505 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14507 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14508 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14509 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14510 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14511 (compare_and_swap_12): New insn.
14512 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14513 * config/mips/mips.c (mips_force_binary): New function.
14514 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14515 (mips_expand_compare_and_swap_12): New function.
14516 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14518 2008-04-25 Jan Hubicka <jh@suse.cz>
14521 * cfgexpand.c (pass_expand): Turn into RTL pass.
14522 * passes.c (execute_one_pass): Do pass typechecking after execution.
14523 * tree-pass.h (pass_expand): Turn into RTL pass.
14525 * function.h (struct rtl_data): Move here fields
14526 accesses_prior_frames, calls_eh_return, saves_all_registers,
14527 has_nonlocal_goto, has_asm_statement, is_thunk,
14528 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14529 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14530 arg_pointer_save_area_init from struct function; turn into bool.
14531 (struct function): Move
14532 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14533 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14534 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14535 tail_call_emit, arg_pointer_save_area_init
14536 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14537 (current_function_returns_struct, current_function_returns_pcc_struct,
14538 current_function_calls_setjmp, current_function_calls_alloca,
14539 current_function_accesses_prior_frames,
14540 current_function_calls_eh_return, current_function_is_thunk,
14541 current_function_stdarg, current_function_profile,
14542 current_function_limit_stack, current_function_uses_pic_offset_table,
14543 current_function_uses_const_pool, current_function_has_nonlocal_label,
14544 current_function_saves_all_registers,
14545 current_function_has_nonlocal_goto,
14546 current_function_has_asm_statement): Remove accesor macros.
14547 * ra-conflict.c (global_conflicts): Update.
14548 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14549 (suitable_for_tail_call_opt_p): Update.
14550 * builtins.c (expand_builtin_return_addr): Update.
14551 (expand_builtin_setjmp_setup): Update.
14552 (expand_builtin_nonlocal_goto): Update.
14553 * final.c (final_start_function): Update.
14554 (profile_function): Update.
14555 (leaf_function_p): Update.
14556 (only_leaf_regs_used): Update.
14557 * df-scan.c (df_get_exit_block_use_set): Update.
14558 * dojump.c (clear_pending_stack_adjust): Update.
14559 * tree-stdarg.c (gate_optimize_stdarg): Update.
14560 * gimple-low.c (lower_function_body): Update.
14561 * global.c (compute_regsets): Update.
14562 (global_alloc): Update.
14563 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14564 * expr.c (expand_assignment): Update.
14565 * dse.c (dse_step0): Update.
14566 (dse_step1): Update.
14567 * c-decl.c (store_parm_decls): Update.
14568 * local-alloc.c (combine_regs): Update.
14569 (find_free_reg): Update.
14570 * function.c (assign_parms_augmented_arg_list): Update.
14571 (assign_parm_find_data_types): Update.
14572 (assign_parms): Update.
14573 (allocate_struct_function): Update.
14574 (expand_function_start): Update.
14575 (expand_function_end): Update.
14576 (get_arg_pointer_save_area): Update.
14577 (thread_prologue_and_epilogue_insns): Update.
14578 (rest_of_match_asm_constraints): Update.
14579 * stor-layout.c (variable_size): Update.
14580 * gcse.c (gcse_main): Update.
14581 (bypass_jumps): Update.
14582 * gimplify.c (gimplify_function_tree): Update.
14583 * calls.c (emit_call_1): Update.
14584 (expand_call): Update.
14585 * bt-load.c (compute_defs_uses_and_gen): Update.
14586 * except.c (sjlj_assign_call_site_values): Update.
14587 (sjlj_emit_function_enter): Update.
14588 (can_throw_external): Update.
14589 (set_nothrow_function_flags): Update.
14590 (expand_builtin_unwind_init): Update.
14591 (expand_eh_return): Update.
14592 (convert_to_eh_region_ranges): Update.
14593 (output_function_exception_table): Update.
14594 * emit-rtl.c (gen_tmp_stack_mem): Update.
14595 * cfgexpand.c (expand_used_vars): Update.
14596 (tree_expand_cfg): Update.
14597 * cfgcleanup.c (rest_of_handle_jump): Update.
14598 * explow.c (allocate_dynamic_stack_space): Update.
14599 * varasm.c (assemble_start_function): Update.
14600 (force_const_mem): Update.
14601 (mark_constant_pool): Update.
14602 * tree-optimize.c (tree_rest_of_compilation): Update.
14603 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14604 * tree-cfg.c (notice_special_calls): Update.
14605 (is_ctrl_altering_stmt): Update.
14606 (tree_can_make_abnormal_goto): Update.
14607 (tree_purge_dead_abnormal_call_edges): Update.
14608 * config/alpha/predicates.md: Update.
14609 * config/alpha/alpha.c (alpha_sa_mask): Update.
14610 (alpha_sa_size): Update.
14611 (alpha_does_function_need_gp): Update.
14612 (alpha_expand_prologue): Update.
14613 (alpha_start_function): Update.
14614 (alpha_output_function_end_prologue): Update.
14615 (alpha_expand_epilogue): Update.
14616 * config/frv/frv.c (frv_stack_info): Update.
14617 (frv_expand_epilogue): Update.
14618 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14619 (s390_register_info): Update.
14620 (s390_frame_info): Update.
14621 (s390_init_frame_layout): Update.
14622 (s390_can_eliminate): Update.
14623 (save_gprs): Update.
14624 * config/spu/spu.c (spu_split_immediate): Update.
14625 (need_to_save_reg): Update.
14626 (spu_expand_prologue): Update.
14627 (spu_expand_epilogue): Update.
14628 * config/sparc/sparc.md: Update.
14629 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14630 (sparc_tls_got): Update.
14631 (legitimize_pic_address): Update.
14632 (sparc_emit_call_insn): Update.
14633 (sparc_expand_prologue): Update.
14634 (output_return): Update.
14635 (print_operand): Update.
14636 (sparc_function_ok_for_sibcall): Update.
14637 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14638 * config/m32r/m32r.md: Update.
14639 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14640 (m32r_compute_frame_size): Update.
14641 (m32r_expand_prologue): Update.
14642 (m32r_expand_epilogue): Update.
14643 (m32r_legitimize_pic_address): Update.
14644 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14645 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14646 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14647 (gen_push): Update.
14648 (ix86_save_reg): Update.
14649 (ix86_compute_frame_layout): Update.
14650 (ix86_expand_prologue): Update.
14651 (ix86_expand_epilogue): Update.
14652 * config/sh/sh.c (output_stack_adjust): Update.
14653 (calc_live_regs): Update.
14654 (sh5_schedule_saves): Update.
14655 (sh_expand_prologue): Update.
14656 (sh_expand_epilogue): Update.
14657 (sh_setup_incoming_varargs): Update.
14658 (sh_allocate_initial_value): Update.
14659 (sh_get_pr_initial_val): Update.
14660 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14661 * config/sh/sh.md (label:): Update.
14662 * config/avr/avr.c (out_movhi_mr_r): Update.
14663 * config/crx/crx.h (enum): Update.
14664 * config/xtensa/xtensa.h (along): Update.
14665 * config/stormy16/stormy16.c Update.
14666 (xstormy16_compute_stack_layout): Update.
14667 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14668 (fr30_expand_prologue): Update.
14669 * config/cris/cris.c (cris_conditional_register_usage): Update.
14670 (cris_reg_saved_in_regsave_area): Update.
14671 (cris_initial_frame_pointer_offset): Update.
14672 (cris_simple_epilogue): Update.
14673 (cris_expand_prologue): Update.
14674 (cris_expand_epilogue): Update.
14675 (cris_expand_pic_call_address): Update.
14676 (cris_asm_output_symbol_ref): Update.
14677 (cris_asm_output_label_ref): Update.
14678 * config/cris/cris.md Update.
14679 * config/iq2000/iq2000.c (compute_frame_size): Update.
14680 (iq2000_expand_epilogue): Update.
14681 * config/mt/mt.h (save_direction): Update.
14682 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14683 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14684 (ia64_secondary_reload_class): Update.
14685 * config/m68k/m68k.c (m68k_save_reg): Update.
14686 (m68k_expand_prologue): Update.
14687 (m68k_expand_epilogue): Update.
14688 (legitimize_pic_address): Update.
14689 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14690 (first_reg_to_save): Update.
14691 (first_altivec_reg_to_save): Update.
14692 (compute_vrsave_mask): Update.
14693 (compute_save_world_info): Update.
14694 (rs6000_stack_info): Update.
14695 (spe_func_has_64bit_regs_p): Update.
14696 (rs6000_ra_ever_killed): Update.
14697 (rs6000_emit_eh_reg_restore): Update.
14698 (rs6000_emit_allocate_stack): Update.
14699 (rs6000_emit_prologue): Update.
14700 (rs6000_emit_epilogue): Update.
14701 (rs6000_output_function_epilogue): Update.
14702 (output_profile_hook): Update.
14703 (rs6000_elf_declare_function_name): Update.
14704 * config/rs6000/rs6000.h (rs6000_args): Update.
14705 * config/rs6000/rs6000.md: Update.
14706 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14707 * config/arc/arc.c (arc_output_function_epilogue): Update.
14708 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14709 * config/darwin.c (machopic_function_base_name): Update.
14710 * config/score/score3.c (score3_compute_frame_size): Update.
14713 (score3_epilogue): Update.
14714 * config/score/score7.c (score7_compute_frame_size): Update.
14715 (score7_prologue): Update.
14716 (score7_epilogue): Update.
14717 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14718 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14719 * config/arm/arm.c (use_return_insn): Update.
14720 (require_pic_register): Update.
14721 (arm_load_pic_register): Update.
14722 (arm_compute_save_reg0_reg12_mask): Update.
14723 (arm_compute_save_reg_mask): Update.
14724 (thumb1_compute_save_reg_mask): Update.
14725 (output_return_instruction): Update.
14726 (arm_output_function_prologue): Update.
14727 (arm_output_epilogue): Update.
14728 (arm_get_frame_offsets): Update.
14729 (arm_expand_prologue): Update.
14730 (thumb_pushpop): Update.
14731 (thumb_exit): Update.
14732 (thumb1_expand_prologue): Update.
14733 (thumb1_expand_epilogue): Update.
14734 (arm_unwind_emit): Update.
14735 (arm_output_fn_unwind): Update.
14736 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14737 * config/arm/arm.md: Update.
14738 * config/pa/pa.md: Update.
14739 * config/pa/pa.c (legitimize_pic_address): Update.
14740 (compute_frame_size): Update.
14741 (hppa_expand_prologue): Update.
14742 (hppa_expand_epilogue): Update.
14743 (borx_reg_operand): Update.
14744 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14745 (HARD_REGNO_RENAME_OK): Update.
14746 * config/mips/mips.c (mips_global_pointer): Update.
14747 (mips_save_reg_p): Update.
14748 (mips_compute_frame_info): Update.
14749 (mips_frame_pointer_required): Update.
14750 (mips_expand_prologue): Update.
14751 (mips_expand_epilogue): Update.
14752 (mips_can_use_return_insn): Update.
14753 (mips_reorg_process_insns): Update.
14754 * config/v850/v850.c (compute_register_save_size): Update.
14755 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14756 * config/mmix/mmix.c (along): Update.
14757 (mmix_expand_epilogue): Update.
14758 * config/bfin/bfin.c (legitimize_pic_address): Update.
14759 (must_save_p): Update.
14760 (stack_frame_needed_p): Update.
14761 (add_to_reg): Update.
14762 (bfin_expand_prologue): Update.
14763 * stmt.c (expand_asm_operands): Update.
14764 * reload1.c (reload): Update.
14765 (init_elim_table): Update.
14767 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14769 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14771 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14773 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14774 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14775 (mov<mode>): Removed.
14776 (*movv4sf_internal): Likewise.
14777 (*movv2df_internal): Likewise.
14779 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14781 * config.gcc (crx-*-elf): Remove deprecation.
14783 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14785 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14786 __gcc_deregister_frame with atexit.
14787 (deregister_frame_dtor): Remove.
14789 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14790 Nathan Sidwell <nathan@codesourcery.com>
14792 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14794 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14795 (rs6000_isel): Likewise.
14796 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14797 (rs6000_isel): New variable.
14798 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14800 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14803 * c-common.c (handle_vector_size_attribute): Call
14804 lang_hooks.types.reconstruct_complex_type instead of
14805 reconstruct_complex_type.
14806 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14807 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14808 * langhooks.h (struct lang_hooks_for_types): Add
14809 reconstruct_complex_type hook.
14810 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14811 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14813 2008-04-24 Richard Guenther <rguenther@suse.de>
14815 * c-common.h (check_builtin_function_arguments): Declare.
14816 * c-common.c (validate_nargs): New function.
14817 (check_builtin_function_arguments): Likewise.
14818 * c-typeck.c (build_function_call): Call
14819 check_builtin_function_arguments.
14820 * builtins.c (fold_builtin_classify): Remove error reporting code.
14821 (fold_builtin_unordered_cmp): Likewise.
14822 (fold_builtin_1): Likewise.
14823 (fold_builtin_n): Likewise.
14825 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14827 PR tree-optimization/36008
14828 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14829 the original op1, rather than delta by step.
14831 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14832 Sebastian Pop <sebastian.pop@amd.com>
14834 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14835 eliminate_local_variables_stmt, eliminate_local_variables,
14836 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14837 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14838 of code delimited by two edges in the CFG.
14839 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14840 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14841 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14842 the case of parallelisation of reductions.
14843 (expr_invariant_in_region_p): New.
14845 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14846 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14848 2008-04-24 Ira Rosen <irar@il.ibm.com>
14849 Richard Guenther <rguenther@suse.de>
14851 PR tree-optimization/36034
14852 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14853 incapable of dealing with loads with gaps.
14855 2008-04-24 Rafael Espindola <espindola@google.com>
14857 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14858 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14859 vrp_evaluate_conditional.
14860 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14861 (vrp_evaluate_conditional): Split the cond argument.
14862 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14863 (simplify_stmt_for_jump_threading): Update call to
14864 vrp_evaluate_conditional.
14866 2008-04-24 Ira Rosen <irar@il.ibm.com>
14868 PR tree-optimization/35982
14869 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14870 interleaved data-refs are of the same type.
14872 2008-04-24 Danny Smith <dannysmith@users.net>
14874 * c-format.c (check_format_info_main): Use strncmp rather than a
14875 magic prefix to handle multichar length specs.
14876 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14877 Don't prefix "I64" and "I32" with '\0'.
14879 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14882 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14883 in registers for -m32 only if stdarg_p (fntype).
14885 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14887 PR rtl-optimization/36006
14888 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14889 temp to op0 in order to avoid invalid rtx sharing.
14891 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14893 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14894 check TREE_INVARIANT.
14895 * tree-gimple.c (is_gimple_address): New.
14896 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14897 * tree-gimple.h (is_gimple_address): New.
14898 * tree.h (decl_address_invariant_p): New.
14899 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14900 (build_string): Likewise.
14901 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14902 (tree_invariant_p_1): Likewise.
14903 (save_expr): Use it.
14904 (tree_invariant_p): New.
14905 (skip_simple_arithmetic): Use it.
14906 (stabilize_reference_1): Use it.
14907 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14909 (build1_stat): Drop code to compute TREE_INVARIANT.
14910 (build2_stat): Drop code to compute TREE_INVARIANT.
14911 (build3_stat): Drop code to compute TREE_INVARIANT.
14912 (build4_stat): Drop code to compute TREE_INVARIANT.
14913 (build5_stat): Drop code to compute TREE_INVARIANT.
14914 (build7_stat): Drop code to compute TREE_INVARIANT.
14915 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14916 * tree.h (struct tree_base): Remove invariant_flag.
14917 (TREE_INVARIANT): Remove.
14918 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14919 (fold_builtin_expect): Check TREE_CONSTANT.
14920 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14921 * c-tree.h (c_expr_to_decl): Drop third parameter.
14922 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14923 (build_c_cast): Don't set TREE_INVARIANT.
14924 (pop_init_level): Don't set TREE_INVARIANT.
14925 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14926 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14928 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14929 (gimplify_addr_expr): Adjust comment.
14930 * tree-mudflap.c (mf_build_string):
14931 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14932 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14933 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14934 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14935 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14936 * langhooks.h (struct lang_hooks): Drop third parameter from
14939 2008-04-23 Richard Guenther <rguenther@suse.de>
14941 PR tree-optimization/27799
14942 PR tree-optimization/32921
14943 PR tree-optimization/32624
14944 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14945 SMTs aliases and the tag itself into the solution.
14946 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14947 merge the points-to solution back into the SMT aliases.
14948 (may_alias_p): Use alias_set_subset_of instead of
14949 aliases_conflict_p. A pointer which points to
14950 memory with alias set zero may access any variable.
14952 2008-04-23 Richard Guenther <rguenther@suse.de>
14954 * alias.c (alias_set_subset_of): Correctly handle asking
14955 if zero is a subset of an alias set with zero child.
14956 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14957 (compute_flow_insensitive_aliasing): Correctly walk all
14958 pointers. Do not unnecessarily union sets.
14960 2008-04-23 Richard Guenther <rguenther@suse.de>
14962 PR middle-end/36021
14963 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14965 2008-04-22 Tomas Bily <tbily@suse.cz>
14967 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14969 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14971 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14972 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14973 * tree-inline.c (estimate_num_insns_1): Likewise.
14974 * varasm.c (const_hash_1, compare_constant, copy_constant)
14975 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14976 * emit-rtl.c (component_ref_for_mem_expr)
14977 (set_mem_attributes_minus_bitpos): Likewise.
14978 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14979 (is_aligning_offset): Likewise.
14980 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14981 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14982 * dojump.c (do_jump): Likewise.
14983 * builtins.c (get_pointer_alignment, get_memory_rtx)
14984 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14985 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14987 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14989 PR rtl-optimization/36017
14990 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14991 expanding the library call.
14993 2008-04-22 Ian Lance Taylor <iant@google.com>
14995 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14996 than size_in_bytes.
14998 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15000 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15001 of LR/CTR moves for Power6.
15003 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15005 PR middle-end/36003
15006 * passes.c (init_optimization_passes): Remove
15007 pass_fast_rtl_byte_dce.
15009 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15012 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15013 builtin functions to generate faster code.
15014 (_mm_cvtpu16_ps): Ditto.
15015 (_mm_cvtpi32x2_ps): Ditto.
15017 2008-04-22 Nick Clifton <nickc@redhat.com>
15019 * common.opt (ftree-loop-distribution): Add Optimization
15022 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15023 (frv_expand_builtin_va_start): Likewise.
15025 * config/arm/arm.c (thumb_find_work_register): Fix location of
15026 argument register count.
15028 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15030 Support scheduling for ColdFire V1 and V3 microarchitecture.
15031 Improve scheduling of multiplication instructions.
15033 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15034 (mac): New instruction attribute.
15035 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15036 (m68k_sched_mac): New variable.
15037 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15038 Handle cfv1 and cfv3.
15039 (max_insn_size): New static variable.
15040 (struct _sched_ib): New type.
15041 (sched_ib): New static variable.
15042 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15043 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15044 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15046 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15047 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15048 new variables. Update.
15049 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15050 Add modeling of cfv3 instruction buffer. Update.
15051 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15052 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15053 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15054 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15055 a particular reservation applies to.
15056 (type2): Reorganize attribute values. Rename alu to alu_reg,
15057 alu_l to alu, move_l to omove. Join move to alu. Split mul
15058 to mul_l and mul_w.
15059 (cf_ib_*): Simplify description of instruction buffer.
15060 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15061 (cf_mem): Split into cf_mem1 and cf_mem2.
15062 (cf_v2_move_??): Rename to cfv12_alu_??.
15063 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15064 (cf_v2_mul_??): Remove reservations.
15065 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15066 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15067 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15069 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15070 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15071 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15072 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15073 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15074 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15075 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15076 expansions of the above reservations for instructions of sizes
15079 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15081 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15083 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15085 * coverage.c: Include tree-pass.h.
15086 (coverage_counter_alloc): Print da_file_name to the dump file.
15088 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15090 * sbitmap.c (sbitmap_range_empty_p): New function.
15091 * sbitmap.h (sbitmap_range_empty_p): New function.
15092 * bitmap.h: Now includes obstack.h.
15094 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15095 Kenneth Zadeck <zadeck@naturalbridge.com>
15097 * dbgcnt.def (ra_byte_scan): Added.
15098 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15099 when the last hit happens for a counter.
15100 * timevar.def (TV_DF_BYTE_LR): New variable.
15101 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15102 * passes.c (pass_fast_rtl_byte_dce): New pass.
15103 * fwprop.c (update_df): Added mode to call df_ref_create.
15104 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15105 DF_REF_EXTRACT_OFFSET.
15106 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15107 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15109 (df_ref_extract): Added mode field.
15110 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15111 DF_REF_EXTRACT_OFFSET.
15112 (DF_REF_EXTRACT_MODE): New macro.
15113 (df_byte_lr_bb_info): New structure.
15114 (df_print_byte_regset, df_compute_accessed_bytes,
15115 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15116 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15117 df_byte_lr_simulate_uses,
15118 df_byte_lr_simulate_artificial_refs_at_top,
15119 df_byte_lr_simulate_artificial_refs_at_end,
15120 df_compute_accessed_bytes): New function.
15121 (df_ref_create): Add parameter.
15122 (df_byte_lr_get_bb_info): New inline function.
15123 * df-scan.c (df_ref_record, df_uses_record,
15124 df_ref_create_structure): Added mode parameter.
15125 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15126 df_defs_record, df_uses_record, df_get_conditional_uses,
15127 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15128 df_entry_block_defs_collect, df_exit_block_uses_collect):
15129 Added mode parameter to calls to df_ref_record, df_uses_record,
15130 df_ref_create_structure.
15131 (df_ref_equal_p, df_ref_compare): Added test for modes.
15132 (df_ref_create_structure): Added code to set mode. Renamed
15133 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15134 DF_REF_EXTRACT_OFFSET.
15135 * df-core.c (df_print_byte_regset): New function.
15136 * df-byte-scan.c: New file.
15137 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15138 calls to BITMAP_FREE.
15139 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15140 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15141 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15142 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15143 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15144 df_byte_lr_local_compute, df_byte_lr_init,
15145 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15146 df_byte_lr_transfer_function, df_byte_lr_free,
15147 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15148 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15149 df_byte_lr_simulate_uses,
15150 df_byte_lr_simulate_artificial_refs_at_top,
15151 df_byte_lr_simulate_artificial_refs_at_end): New function.
15152 * dce.c (byte_dce_process_block): New function.
15153 (dce_process_block): au is now passed in rather than computed
15154 locally. Changed loops that look at artificial defs to not look
15155 for conditional or partial ones, because there never are any.
15156 (fast_dce): Now is able to drive byte_dce_process_block or
15157 dce_process_block depending on the kind of dce being done.
15158 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15159 (rest_of_handle_fast_byte_dce): New function.
15160 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15161 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15163 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15166 * gcc.h: Added fortran options that take arguments to
15167 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15170 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15172 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15173 scalarization if on the LHS and not a full access.
15175 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15177 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15179 2008-04-18 Rafael Espindola <espindola@google.com>
15181 * tree-vrp.c (find_case_label_index): Fix the binary search.
15182 (find_case_label_range): New.
15183 (vrp_visit_switch_stmt): Use find_case_label_range.
15184 (simplify_switch_using_ranges): Use find_case_label_range.
15186 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15188 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15189 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15191 2008-04-18 Tom Tromey <tromey@redhat.com>
15194 * doc/cpp.texi (Implementation-defined behavior): Mention
15197 2008-04-18 Ian Lance Taylor <iant@google.com>
15199 * fold-const.c (pointer_may_wrap_p): New static function.
15200 (fold_comparison): Add another test for pointer overflow. Use
15201 pointer_may_wrap_p to disable some false positives.
15203 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15205 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15206 (fname_as_string): Match updated cpp_interpret_string prototype.
15207 (fix_string_type): Support char16_t* and char32_t*.
15208 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15209 derivative) nodes. Register as builtin if C++0x.
15210 (c_parse_error): Support CPP_CHAR{16,32}.
15211 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15212 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15213 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15214 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15215 CTI_CHAR32_ARRAY_TYPE>: New elements.
15216 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15217 char32_type_node, signed_char32_type_node, char16_array_type_node,
15218 char32_array_type_node): New defines.
15219 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15220 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15221 (lex_string): Support CPP_STRING{16,32}, match updated
15222 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15223 (lex_charconst): Support CPP_CHAR{16,32}.
15224 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15225 and CPP_STRING{16,32}.
15227 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15230 * aclocal.m4: Regenerate.
15231 * configure: Regenerate.
15233 2008-04-18 Jan Hubicka <jh@suse.cz>
15235 * except.c (dw2_size_of_call_site_table,
15236 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15238 * cgraphbuild.c (build_cgraph_edges): Update.
15239 * tree-pass.h: Update comment.
15240 * final.c (leaf_function_p): Update.
15241 (leaf_renumber_regs): Update.
15242 (rest_of_clean_state): Update.
15243 * omp-low.c (expand_omp_parallel): Update.
15244 * ipa-reference.c (analyze_function): Update.
15245 * reorg.c (find_end_label): Update.
15246 (optimize_skip): Update.
15247 (fill_simple_delay_slots): Update.
15248 (fill_simple_delay_slots): Update.
15249 (make_return_insns): Update.
15250 (dbr_schedule): Update.
15251 * gimple-low.c (record_vars_into): Update.
15252 * cfgbuild.c (make_edges): Update.
15253 * function.c (assign_stack_local): Update.
15254 (assign_parm_adjust_stack_rtl): Update.
15255 (locate_and_pad_parm): Update.
15256 (allocate_struct_function): Do not initialize stack_alignment_needed
15257 and preferred_stack_boundary here.
15258 (stack_protect_prologue): Update.
15259 (stack_protect_epilogue): Update.
15260 (expand_function_start): Initialize stack_alignment_needed,
15261 preferred_stack_boundary and max_jumptable_ents.
15262 (expand_function_end): Update.
15263 (free_after_compilation): Do not NULLify epilogue_delay_list.
15264 * function.h (struct rtl_data): Add stack_protect_guard,
15265 stack_alignment_needed,
15266 preferred_stack_boundary, epilogue_delay_list.
15267 (struct function): Remove value_histograms, stack_alignment_needed,
15268 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15270 unexpanded_var_list, stack_protect_guard.
15271 (current_function_epilogue_delay_list): Remove.
15272 * ipa-type-escape.c (analyze_function): Update.
15273 * gimplify.c (pop_gimplify_context): Update comment.
15274 * calls.c (expand_call): Update.
15275 (emit_library_call_value_1): Update.
15276 * except.c (set_nothrow_function_flags): Update.
15277 * cfgexpand.c (get_decl_align_unit): Update.
15278 (create_stack_guard): Update.
15279 (estimated_stack_frame_size): Update.
15280 (expand_used_vars): Update.
15281 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15282 * explow.c (allocate_dynamic_stack_space): Update.
15283 * tree-ssa-live.c (remove_unused_locals): Update.
15284 * varasm.c (mark_constant_pool): Update.
15285 * tree-inline.c (remap_decls): Update.
15286 (initialize_cfun): Update.
15287 (declare_return_variable): Update.
15288 (inline_forbidden_p): Update.
15289 (expand_call_inline): Update.
15290 (declare_inline_vars): Update.
15291 (tree_function_versioning): Update.
15292 * tree-flow.h (value_histograms): New.
15293 (VALUE_HISTOGRAMS): New macro.
15294 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15296 * tree-cfg.c (set_bb_for_stmt): Update.
15297 (replace_by_duplicate_decl): Update.
15298 (move_block_to_fn): Update.
15299 (new_label_mapper): Update.
15300 (dump_function_to_file): Update.
15301 * ipa-struct-reorg.c (build_data_structure): Update.
15302 * cfgrtl.c (print_rtl_with_bb): Update.
15303 * reload1.c (reload): Update.
15305 * config/i386/i386.c (setup_incoming_varargs_64,
15306 ix86_compute_frame_layout): Update.
15307 * config/arc/arc.c (arc_output_function_epilogue): Update.
15309 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15311 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15312 for FreeBSD as well.
15313 * gthr-posix95.h: Likewise.
15315 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15317 PR rtl-optimization/35838
15318 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15319 out the byte offset of the first subreg.
15321 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15323 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15324 to split_ti instead of three separate calls with single member arrays.
15325 (subti3 splitter): Ditto.
15326 (adddi3 splitter): Ditto with split_di.
15327 (subdi3 splitter): Ditto.
15328 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15329 two separate calls with single member arrays. Swap match_dup
15330 operands 1 and 2 to better fit into the array.
15331 (negdi2 splitter): Ditto with split_di.
15332 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15333 two separate calls with single member arrays. Swap match_dup operands
15334 6 and 7 to better fit into the array.
15336 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15338 * config/i386/i386.c (sse_builtin_type): New.
15339 (bdesc_sse_args): Likewise.
15340 (bdesc_sse_3arg): Removed.
15341 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15342 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15343 IX86_BUILTIN_ROUNDPS.
15344 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15345 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15346 IX86_BUILTIN_ROUNDPS.
15347 (ix86_expand_sse_4_operands_builtin): Removed.
15348 (ix86_expand_sse_operands_builtin): New.
15349 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15350 and CODE_FOR_sse4_1_roundps.
15351 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15352 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15354 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15357 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15358 regs before frame pop when needed. If use_backchain_to_restore_sp
15359 then load backchain into a temp reg to restore vr and vrsave. Add
15360 code to restore vr after frame pop if possible.
15362 2008-04-17 Richard Guenther <rguenther@suse.de>
15364 * tree-vn.c (expressions_equal_p): Do not check type
15365 equality or compatibility before calling operand_equal_p.
15366 * fold-const.c (operand_equal_p): Check equivalence of
15367 integer constants before bailing out due to signedness or
15368 precision differences.
15369 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15370 spurious differences in type qualification. Ignore types
15371 for COMPONENT_REFs at all.
15373 2008-04-17 Christian Bruel <christian.bruel@st.com>
15375 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15376 msw_skip comparison.
15378 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15381 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15384 PR tree-optimization/35899
15385 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15386 rather than TREE_OPERAND.
15388 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15391 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15392 temporary registers. Change operand predicate to general_operand.
15393 (remainderxf3): Ditto.
15395 2008-04-16 Richard Guenther <rguenther@suse.de>
15397 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15398 * tree-affine.c (aff_combination_expand): Look through some
15401 2008-04-15 Doug Kwan <dougkwan@google.com>
15403 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15405 * tree-pretty-print.c (dump_generic_node): Ditto.
15406 * final.c (output_addr_const): Ditto.
15407 * dwarf2out.c (output_cfi): Ditto.
15408 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15409 * print-rtl.c (print_rtx): Ditto.
15410 * print-tree.c (print_node_brief, print_node): Ditto.
15411 * c-common.c (match_case_to_enum_1): Ditto.
15412 * sched-vis.c (print_value): Ditto.
15413 * config/i386/i386.c (print_operand): Cast to long unsigned int
15416 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15417 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15418 MS Windows VirtualProtect function.
15420 2008-04-15 Jan Hubicka <jh@suse.cz>
15422 * gengtype.c (write_root): Param_is argument is OK.
15423 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15424 * function.h: Include varray.h
15425 (rtl_eh): New stucture based on except.c one.
15426 (call_site_record): New forward declaration and vector type.
15427 * calls.c (emit_call_1): Do not call
15428 note_current_region_may_contain_throw.
15429 * except.c (eh_status): Remove cur_region, try_region since they are
15431 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15432 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15433 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15434 Remove call_site_data_used, call_site_data_size.
15435 Turn call_site_record into vector in function.h.
15436 (note_current_region_may_contain_throw): Remove.
15437 (get_exception_pointer, get_exception_filter): Do not take struct
15438 function argument; update.
15439 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15440 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15441 build_post_landing_pads, dw2_build_landing_pads,
15442 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15443 sjlj_emit_function_enter, sjlj_emit_function_enter,
15444 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15445 sjlj_build_landing_pads, finish_eh_generation,
15446 remove_exception_handler_label, remove_eh_handler,
15447 maybe_remove_eh_handler, add_reachable_handler,
15448 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15449 add_action_record, collect_one_action_chain, add_call_site,
15450 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15451 sjlj_output_call_site_table, output_function_exception_table,
15452 * except.h (note_current_region_may_contain_throw): Remove
15453 (get_exception_pointer, get_exception_filter): Do not take struct
15455 * Makefile.in (GTFILES): Put varargs before struct function.
15457 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15459 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15460 punt for STRING_CST.
15461 (get_constraint_for): Deal with STRING_CST here instead.
15463 2008-04-15 Richard Guenther <rguenther@suse.de>
15465 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15466 statements in a basic-block with a backward walk. Do not
15467 substitute into dead statements but instead remove those.
15469 2008-04-15 Richard Guenther <rguenther@suse.de>
15471 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15472 to zero, thus disable creation of SFTs.
15474 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15476 * tree-predcom.c (suitable_reference_p): Return false if the
15477 reference can throw.
15479 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15482 * c-decl.c (finish_decl): If extern or static var has variable
15483 size, set TREE_TYPE (decl) to error_mark_node.
15485 2008-04-15 Rafael Espindola <espindola@google.com>
15487 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15490 2008-04-15 Richard Guenther <rguenther@suse.de>
15492 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15493 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15494 (visit_reference_op_load): Do walk vuse-vdef chains on
15495 vn_reference_lookup.
15496 (visit_reference_op_store): But do not here.
15497 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15498 vn_reference_lookup.
15499 (vn_lookup_with_vuses): But do so here.
15501 2008-04-14 Ian Lance Taylor <iant@google.com>
15503 * fold-const.c (fold_overflow_warning): Remove assertion.
15505 2008-04-15 Ben Elliston <bje@au.ibm.com>
15507 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15508 temp1 local variables.
15510 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15513 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15514 ".text.unlikely" section as executable.
15516 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15518 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15519 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15520 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15521 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15522 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15523 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15524 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15526 2008-04-14 Ian Lance Taylor <iant@google.com>
15528 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15529 * fold-const.c (fold_comparison): If appropriate, test
15530 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15531 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15532 reassociating a pointer type.
15533 * doc/invoke.texi (Optimize Options): Document that
15534 -fstrict-overflow applies to pointer wraparound.
15536 2008-04-13 Jan Hubicka <jh@suse.cz>
15538 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15540 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15542 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15543 we are going to "save the world".
15545 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15547 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15548 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15549 operand 0 constraint, not "=".
15551 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15553 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15555 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15557 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15558 of size of positions_needed * CHAR_BIT.
15560 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15562 PR middle-end/35897
15563 * dse.c (store_info): Change positions_needed to unsigned
15565 (lowpart_bitmask): New.
15566 (record_store): Cast to unsigned HOST_WIDE_INT for
15567 positions_needed. Assert width <= size of positions_needed *
15568 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15569 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15570 lowpart_bitmask to set mask.
15572 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15574 * config/bfin/constraints.md: New file.
15575 * config/bfin/bfin.md: Include it.
15576 (adddi3): Use satisfies_constraint functions instead of the old macros.
15577 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15578 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15579 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15580 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15581 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15582 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15583 EXTRA_CONSTRAINT): Delete.
15584 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15585 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15587 * config/bfin/bfin.c: Include "tm-constrs.h".
15588 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15589 Use satisfies_constraint functions instead of the old macros.
15590 * doc/md.texi (Blackfin Constraints): Update file name reference.
15592 2008-04-11 Richard Guenther <rguenther@suse.de>
15594 PR tree-optimization/35869
15595 * tree-vrp.c (execute_vrp): Move switch statement update after
15596 jump threading. Schedule another cfg cleanup run.
15598 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15601 * attribs.c (decl_attributes): Return early on errorneous node.
15603 2008-04-10 Oleg Ryjkov <olegr@google.com>
15605 * tree.h (struct tree_base): Added a new flag default_def_flag.
15606 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15608 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15610 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15612 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15615 * pa.md: Define mode iterator P. Define mode attribute dwc.
15616 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15617 (icacheflush): Likewise.
15618 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15619 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15621 2008-04-11 Ben Elliston <bje@au.ibm.com>
15623 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15625 2008-04-10 Rafael Espindola <espindola@google.com>
15627 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15628 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15629 (extract_range_from_expr): The same.
15631 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15633 * config/mips/mips.md (GPR2): New mode iterator.
15634 (seq): Add comment.
15635 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15636 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15637 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15638 Rewrite these to take two modes, the mode of comparison and the
15639 mode of the destination.
15640 * config/mips/mips.c (mips_expand_scc): Instead of having
15641 paradoxical subreg as destination, expand "narrowing" scc if mode
15642 of comparison is SI and target is requested in DI mode.
15643 (mips_emit_int_order_test): Update comment. Make mode of
15644 comparison match CMP0 rather than TARGET. When creating inverse
15645 target use mode of TARGET.
15647 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15649 * gcov-dump.c (tag_summary): Only print summaries for the first
15650 GCOV_COUNTERS_SUMMABLE counters.
15652 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15654 * config/i386/i386.md (absneg): New code iterator.
15655 (absnegprefix): New code attribute.
15656 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15657 patterns using absneg code iterator.
15658 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15659 using absneg code iterator.
15660 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15661 *neg<mode>2 patterns using absneg code iterator.
15662 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15663 *negextendsfdf2 patterns using absneg code iterator.
15664 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15665 *negextendsfxf2 patterns using absneg code iterator.
15666 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15667 *negextendsfdf2 patterns using absneg code iterator.
15668 * config/i386/sse.md (<code><mode>2): Macroize expander from
15669 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15671 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15673 * config/s390/s390.h: Remove the remains of the recent search
15674 & replace action of current_function_outgoing_args_size.
15676 2008-04-10 Ira Rosen <irar@il.ibm.com>
15678 PR tree-optimization/35821
15679 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15680 NEW_STMT_LIST is not NULL.
15682 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15685 * toplev.c (process_options): Remove -ffunction-sections debugging
15688 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15690 PR middle-end/PR28690
15691 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15692 than gen_rtx_fmt_ee to perform more canonicalizations.
15694 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15697 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15699 2008-04-09 Richard Guenther <rguenther@suse.de>
15701 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15702 (dump_function_to_file): Dump function arguments with types.
15704 2008-04-08 Richard Guenther <rguenther@suse.de>
15706 * fold-const.c (fold_widened_comparison): Do not allow
15707 sign-changes that change the result.
15709 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15712 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15713 kinds of indirect references.
15715 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15717 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15718 GNU Fortran language string.
15720 2008-04-08 Rafael Espindola <espindola@google.com>
15722 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15723 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15724 * tree.h (tree_call_nonnegative_warnv_p): New.
15726 2008-04-08 Jan Hubicka <jh@suse.cz>
15728 * function.c (free_after_compilation): Clear out regno_reg_rtx
15731 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15734 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15736 PR middle-end/PR28690
15737 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15738 same precedence as REG_POINTER and MEM_POINTER operands.
15740 2008-04-08 Richard Guenther <rguenther@suse.de>
15742 PR middle-end/35834
15743 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15744 for adding index to base.
15746 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15748 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15749 (MINGW_ENABLE_EXECUTE_STACK): New.
15750 (IN_LIBGCC2): For libgcc include windows.h file for
15751 function declarations.
15753 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15755 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15756 and tem2 if tem1 is not a REG or MULT.
15758 2008-04-08 Jan Hubicka <jh@suse.cz>
15760 * function.h (incomming_args): Break out of struct function.
15761 (function_subsections): Break out of struct function.
15762 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15763 return_rtx and hard_reg_initial_vals from struct function.
15764 Kill inl_max_label_num.
15765 (current_function_pops_args, current_function_args_info,
15766 current_function_args_size, current_function_args_size,
15767 current_function_pretend_args_size,
15768 current_function_outgoing_args_size,
15769 current_function_internal_arg_pointer, current_function_return_rtx):
15770 Kill compatibility accestor macros.
15771 * builtins.c (expand_builtin_apply_args_1): Update.
15772 (expand_builtin_next_arg): Update.
15773 * df-scan.c (df_get_call_refs): Update.
15774 * dbxout.c (dbxout_function_end): Update.
15775 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15776 (output_line_info): Update.
15777 (secname_for_decl): Update.
15778 (dwarf2out_var_location): Update.
15779 * function.c (free_after_compilation): Update.
15780 (assign_parm_find_stack_rtl): Update.
15781 (assign_parms): Update.
15782 (expand_dummy_function_end): Update.
15783 (expand_function_end): Update.
15784 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15785 (expand_call): Update.
15786 (emit_library_call_value_1): Update.
15787 (store_one_arg): Update.
15788 * varasm.c (initialize_cold_section_name): Update.
15789 (unlikely_text_section): Update.
15790 (unlikely_text_section_p): Update.
15791 (assemble_start_function): Update.
15792 (assemble_end_function): Update.
15793 (default_section_type_flags): Update.
15794 (switch_to_section): Update.
15795 * integrate.c (set_decl_abstract_flags): Update.
15796 (get_hard_reg_initial_val): Update.
15797 (has_hard_reg_initial_val): Update.
15798 (allocate_initial_values): Update.
15799 * resource.c (init_resource_info): Update.
15800 * config/alpha/alpha.c (NUM_ARGS): Update.
15801 (direct_return): Update.
15802 (alpha_va_start): Update.
15803 (alpha_sa_size): Update.
15804 (alpha_initial_elimination_offset): Update.
15805 (alpha_expand_prologue): Update.
15806 (alpha_start_function): Update.
15807 (alpha_expand_epilogue): Update.
15808 (unicosmk_initial_elimination_offset):
15809 * config/alpha/alpha.md (call expander): Update.
15810 * config/s390/s390.c (s390_register_info): Update.
15811 (s390_register_info): Update.
15812 (s390_frame_info): Update.
15813 (s390_initial_elimination_offset): Update.
15814 (s390_build_builtin_va_list): Update.
15815 (s390_va_start): Update.
15816 * config/spu/spu.c (direct_return): Update.
15817 (spu_expand_prologue): Update.
15818 (spu_initial_elimination_offset): Update.
15819 (spu_build_builtin_va_list): Update.
15820 (spu_va_start): Update.
15821 * config/sparc/sparc.c (sparc_init_modes): Update.
15822 (sparc_compute_frame_size): Update.
15823 (function_value): Update.
15824 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15825 * config/i386/i386.md (return expander): Update.
15826 * config/i386/i386.c (ix86_va_start): Update.
15827 (ix86_can_use_return_insn_p): Update.
15828 (ix86_compute_frame_layout): Update.
15829 (ix86_expand_epilogue): Update.
15830 * config/sh/sh.c (output_stack_adjust): Update.
15831 (calc_live_regs): Update.
15832 (sh_expand_prologue): Update.
15833 (sh_builtin_saveregs): Update.
15834 (sh_va_start): Update.
15835 (initial_elimination_offset): Update.
15836 (sh_allocate_initial_value): Update.
15837 (sh_function_ok_for_sibcall): Update.
15838 (sh_get_pr_initial_val): Update.
15839 * config/sh/sh.md (return expander): Update.
15840 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15841 * config/crx/crx.c (crx_compute_frame): UPdate.
15842 (crx_initial_elimination_offset): UPdate.
15843 * config/xtensa/xtensa.c (compute_frame_size): Update
15844 (xtensa_builtin_saveregs): Update.
15845 (xtensa_va_start): Update.
15846 (order_regs_for_local_alloc): Update.
15847 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15848 (xstormy16_expand_builtin_va_start): Update.
15849 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15850 * config/m68hc11/m68hc11.md (return expanders): Update.
15851 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15852 (expand_epilogue): Update.
15853 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15854 (cris_simple_epilogue): Update.
15855 (cris_expand_prologue): Update.
15856 (cris_expand_epilogue): Update.
15857 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15858 (compute_frame_size): Update.
15859 * config/mt/mt.c (mt_compute_frame_size): Update.
15860 * config/mn10300/mn10300.c (expand_prologue): Update.
15861 (expand_epilogue): Update.
15862 (initial_offset): Update.
15863 (mn10300_builtin_saveregs):
15864 * config/mn10300/mn10300.md (return expander): Update.
15865 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15866 (ia64_initial_elimination_offset): Update.
15867 (ia64_initial_elimination_offset): Update.
15868 (ia64_expand_prologue): Update.
15869 * config/m68k/m68k.md (return expander): Update.
15870 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15871 (rs6000_stack_info): Update.
15872 * config/mcore/mcore.c (layout_mcore_frame): Update.
15873 (mcore_expand_prolog): Update.
15874 * config/arc/arc.c (arc_compute_frame_size): Update.
15875 * config/score/score3.c (score3_compute_frame_size): Update.
15876 * config/score/score7.c (score7_compute_frame_size): Update.
15877 * config/arm/arm.c (use_return_insn): Update.
15878 (thumb_find_work_register): Update.
15879 (arm_compute_save_reg_mask): Update.
15880 (arm_output_function_prologue): Update.
15881 (arm_output_epilogue): Update.
15882 (arm_size_return_regs): Update.
15883 (arm_get_frame_offsets): Update.
15884 (arm_expand_prologue): Update.
15885 (thumb_exit): Update.
15886 (thumb_unexpanded_epilogue): Update.
15887 (thumb1_output_function_prologue): Update.
15888 * config/pa/pa.md (return expander): Update.
15889 * config/pa/pa.c (compute_frame_size): Update.
15890 (hppa_builtin_saveregs): Update.
15891 * config/mips/mips.c (mips_va_start): Update.
15892 (mips16_build_function_stub): Update.
15893 (mips_compute_frame_info): Update.
15894 (mips_restore_gp): Update.
15895 (mips_output_function_prologue): Update.
15896 (mips_expand_prologue): Update.
15897 * config/v850/v850.c (compute_frame_size): Update.
15898 (expand_prologue): * config/mmix/mmix.c (along): update.
15899 (mmix_initial_elimination_offset): update.
15900 (mmix_reorg): update.
15901 (mmix_use_simple_return): update.
15902 (mmix_expand_prologue): update.
15903 (mmix_expand_epilogue): Update.
15904 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15905 (emit_link_insn): Update.
15907 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15909 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15910 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15912 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15915 2008-04-07 Jan Hubicka <jh@suse.cz>
15917 * function.h (rtl): Rename to x_rtl.
15918 (crtl): New define.
15919 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15920 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15921 used_temp_slots avail_temp_slots, temp_slot_level,
15922 nonlocal_goto_handler_labels): Update accesstors.
15923 (rtl): New global variable.
15924 (struct function): Move some fileds to rtl_data.
15925 (get_arg_pointer_save_area): Update prototype.
15926 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15927 get_arg_pointer_save_area.
15928 * expr.c (init_expr): Update
15929 * function.c (get_frame_size): Update
15930 (assign_stack_local): Update
15931 (expand_function_end): Update.
15932 (get_art_pointer_save_area): Update
15934 * emit-rtl.c (rtl): Declare.
15935 (regno_reg_rtx): Declare.
15936 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15938 (gen_reg_rtx): Update.
15939 * varasm.c (n_deferred_constatns): Update accestor.
15940 (init_varasm_status): Do not allocate varasm_status.
15941 (force_const_mem, get_pool_size, output_constant_pool): Update.
15942 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15943 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15944 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15945 * sparc/sparc.h (INIT_EXPANDERS): Update.
15946 * ia64/ia64.h (INIT_EXPANDERS): Update.
15948 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15950 * reload.c (push_secondary_reload): Add missing break to for loop.
15952 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15954 PR middle-end/PR28690
15955 * rtlanal.c: Update copyright years.
15956 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15957 as REG_POINTER and MEM_POINTER operands.
15958 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15959 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15960 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15961 * gcse.c: Update copyright years.
15962 (pre_delete): Call gen_reg_rtx_and_attrs.
15963 (hoist_code): Likewise.
15964 (build_store_vectors): Likewise.
15965 (delete_store): Likewise.
15966 * loop-invariant.c (move_invariant_reg): Likewise.
15967 Update copyright years.
15969 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15971 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15972 control string instead of quoted.
15974 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15976 * doc/rtl.texi: Rewrite of subreg section.
15978 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15981 * config/i386/i386.c (legitimize_pic_address): Add treating
15982 of dllimport SYM_REF's.
15983 (legitimize_dllimport_symbol): Add prototype.
15985 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15987 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15988 reference in constructor with non self-referential type.
15990 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15992 Removal of Return with Depressed Stack Pointer support
15993 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15994 (ECF_SP_DEPRESSED): Likewise.
15995 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15996 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15997 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15998 (expand_call): Do not test ECF_SP_DEPRESSED.
15999 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16000 * function.c (keep_stack_depressed): Delete.
16001 (handle_epilogue_set): Likewise.
16002 (update_epilogue_consts): Likewise.
16003 (emit_equiv_load): Likewise.
16004 (thread_prologue_and_epilogue_insns): Remove support for Return with
16005 Depressed Stack Pointer.
16006 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16008 2008-04-06 Richard Guenther <rguenther@suse.de>
16010 PR tree-optimization/35400
16011 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16012 information from SSA_NAMEs.
16014 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16016 * config/avr/avr.h (avr_mega_p): Remove declaration.
16017 (AVR_MEGA): Remove macro.
16018 * config/avr/avr.c (avr_mega_p): Remove variable.
16019 (avr_override_options): Remove inicializion of avr_mega_p.
16020 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16021 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16022 (avr_jump_mode): (Ditto.).
16023 (avr_output_progmem_section_asm_op): (Ditto.).
16024 (avr_asm_init_sections): (Ditto.).
16025 (avr_asm_init_sections): (Ditto.).
16026 (avr_rtx_costs): (Ditto.).
16027 * config/avr/avr.md: (Ditto.).
16028 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16031 2008-04-06 Richard Guenther <rguenther@suse.de>
16033 PR tree-optimization/35842
16034 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16035 is_gimple_invariant_address.
16037 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16039 * gcc.c (default_compilers): Sync Fortran extensions list with
16040 that in fortran/lang-specs.h.
16041 * doc/invoke.texi: Likewise.
16042 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16043 * dwarf2out.c (gen_compile_unit_die): Likewise.
16045 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16047 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16049 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16052 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16053 attribute is used for nested functions.
16055 2008-04-05 Jan Hubicka <jh@suse.cz>
16057 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16059 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16061 (dump_files): Update.
16062 (enable_rtl_dump_file): Do not accept letter argument.
16063 * tree-pass.h (dump_file_info): Remove letter argument.
16064 * toplev.c (decode_d_option): Update -da handling.
16065 * toplev.h (enable_rtl_dump_file): Update prototype.
16066 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16067 it out based on pass type.
16068 (register_dump_files_1): Likewise.
16069 (init_optimization_passes): Update register_one_dump_file calls.
16070 (execute_one_pass): Sanity check that IPA passes are called at IPA
16071 level and RTL passes at RTL level.
16072 (execute_pass_list): IPA pass can not be after or subpass of
16074 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16075 disallov RTL subpasses of IPA subpasses.
16077 2008-04-05 Ben Elliston <bje@au.ibm.com>
16079 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16080 builtins that return exactly once and do not throw. Cache call to
16083 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16085 PR rtl-optimization/34916
16086 PR middle-end/35519
16087 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16088 between instruction pairs.
16090 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16092 * doc/invoke.texi: Document -mbitops for SH.
16093 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16094 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16095 * config/sh/sh.c (print_operand): Add %t operand code.
16096 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16097 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16098 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16099 (extendqihi2): Likewise.
16100 (movqi_i): Likewise.
16101 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16102 (extv): Use bld instruction for SH2A if possible.
16104 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16105 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16106 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16107 (bset.b, bclr.b): Define peepholes.
16108 * config/sh/sh.opt (mbitops): New option.
16110 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16113 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16114 and view convert expression.
16116 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16119 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16121 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16123 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16125 * config/i386/cpuid.h (bit_AES): New.
16126 (bit_PCLMUL): Likewise.
16128 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16129 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16130 SSE2 if AES or PCLMUL is enabled.
16131 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16132 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16133 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16134 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16135 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16136 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16137 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16138 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16139 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16140 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16141 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16142 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16143 __builtin_ia32_aeskeygenassist128 and
16144 __builtin_ia32_pclmulqdq128.
16145 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16146 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16147 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16149 * config/i386/i386.h (TARGET_AES): New.
16150 (TARGET_PCLMUL): Likewise.
16151 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16153 * config/i386/i386.md (UNSPEC_AESENC): New.
16154 (UNSPEC_AESENCLAST): Likewise.
16155 (UNSPEC_AESDEC): Likewise.
16156 (UNSPEC_AESDECLAST): Likewise.
16157 (UNSPEC_AESIMC): Likewise.
16158 (UNSPEC_AESKEYGENASSIST): Likewise.
16159 (UNSPEC_PCLMUL): Likewise.
16161 * config/i386/i386.opt (maes): New.
16162 (mpclmul): Likewise.
16164 * config/i386/sse.md (aesenc): New pattern.
16165 (aesenclast): Likewise.
16166 (aesdec): Likewise.
16167 (aesdeclast): Likewise.
16168 (aesimc): Likewise.
16169 (aeskeygenassist): Likewise.
16170 (pclmulqdq): Likewise.
16172 * config/i386/wmmintrin.h: New.
16174 * doc/extend.texi: Document AES and PCLMUL built-in function.
16176 * doc/invoke.texi: Document -maes and -mpclmul.
16178 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16180 * function.c (free_after_parsing): Replace with
16181 cxx_push_function_context from C++ front-end.
16182 (allocate_struct_function): Don't call langhook.
16183 * langhooks.h (struct lang_hooks_for_functions): Delete.
16184 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16186 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16187 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16188 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16189 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16190 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16191 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16192 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16194 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16195 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16197 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16200 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16203 2008-04-04 Richard Guenther <rguenther@suse.de>
16205 PR middle-end/35823
16206 * fold-const.c (optimize_minmax_comparison): Use the correct
16207 type for the constant in the simplified comparison.
16209 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16211 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16212 Pass L2 size as "--param l2-cache-size" to the compiler.
16213 (decode_l2_cache): New function to decode L2 cache parameters using
16214 0x8000006 extended cpuid function.
16215 (detect_caches_amd): Determine parameters of L2 cache using
16216 decode_l2_caches function.
16217 (decode_caches_intel): Decode L2 cache parameters.
16218 (detect_caches_intel): Determine L2 cache parameters using
16219 decode_caches_intel and decode_l2_caches functions.
16221 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16223 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16224 secondary input reload for subword loads from the constant pool.
16226 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16229 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16230 constants of the appropriate size for runtime calculations.
16233 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16234 decimal-float literal constant zero.
16236 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16239 * c-parser.c (c_parser_omp_atomic): Call
16240 default_function_array_conversion on the RHS.
16242 PR middle-end/35818
16243 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16244 call is_variable_sized if decl has incomplete type.
16246 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16248 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16250 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16252 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16254 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16255 (sgt<u>): Merge sgt and sgtu into new expander.
16256 (sgt, sgtu): Remove expanders.
16257 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16258 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16259 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16260 *sgtu_<mode>_mips16 into new pattern.
16261 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16262 (sge<u>): Merge sge and sgeu into new expander.
16263 (sge, sgeu): Remove expanders.
16264 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16266 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16267 (slt<u>): Merge slt and sltu into new expander.
16268 (slt, sltu): Remove expanders.
16269 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16270 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16271 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16272 *sltu_<mode>_mips16 into new pattern.
16273 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16274 (sle<u>): Merge sle and sleu into new expander.
16275 (sle, sleu): Remove expanders.
16276 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16277 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16278 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16279 *sleu_<mode>_mips16 into new pattern.
16280 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16282 2008-04-03 Jan Hubicka <jh@suse.cz>
16284 PR tree-optimization/35795
16285 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16286 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16287 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16288 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16289 * score/score3.c (score3_output_mi_thunk): Likewise.
16290 * score/score7.c (score7_output_mi_thunk): Likewise.
16291 * mips/mips.c (mips_output_mi_thunk): Likewise.
16293 2008-04-03 Richard Guenther <rguenther@suse.de>
16295 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16296 conversions. Simplify code.
16298 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16300 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16302 2008-04-03 Tom Tromey <tromey@redhat.com>
16303 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16305 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16306 * config/bfin/t-bfin-linux (generated_files): Add
16307 linux-sysroot-suffix.h.
16308 * doc/install.texi (Prerequisites): Require make 3.80.
16309 * doc/sourcebuild.texi (Front End Directory): Document new
16311 * Makefile.in (generated_files): New variable.
16312 (ALL_HOST_OBJS): New variable.
16313 ($(ALL_HOST_OBJS)): New target.
16315 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16317 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16318 (remap_block): Call id->transform_lang_insert_block instead
16320 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16321 Set id.transform_lang_insert_block to NULL.
16322 (clone_body): Move to cp/optimize.c
16323 * tree-inline.h (struct copy_body_data): Change
16324 transform_lang_insert_block to function pointer.
16325 (copy_generic_body, copy_decl_no_change): Export.
16326 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16327 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16328 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16330 * c-tree.h (insert_block): Kill.
16331 * c-decl.c (insert_block): Kill.
16333 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16335 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16336 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16337 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16339 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16340 argument, call {push,pop}_function_context from here.
16341 * c-parser.c: Use c_{push,pop}_function_context.
16343 * function.c (push_function_context_to): Move meat ...
16344 (push_function_context): ... here. Simplify.
16345 * function.c (pop_function_context_from): Move meat ...
16346 (pop_function_context): ... here. Simplify.
16347 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16349 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16350 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16351 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16352 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16354 2008-04-03 Ben Elliston <bje@au.ibm.com>
16356 * expmed.c (extract_force_align_mem_bit_field): Remove.
16358 2008-04-03 Richard Guenther <rguenther@suse.de>
16360 PR middle-end/35800
16361 * expr.h (try_casesi): Adjust prototype.
16362 * expr.c (try_casesi): Take fallback label as extra parameter.
16363 Use that for gen_casesi if default_label is NULL.
16364 * stmt.c (expand_case): Pass fallback label to try_casesi,
16365 make sure to fill gaps with a fallback label if default_label
16368 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16371 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16373 2008-04-03 Ben Elliston <bje@au.ibm.com>
16375 * expmed.c (extract_split_bit_field): Remove if (0) code.
16376 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16377 (do_ds_constraint): Likewise.
16379 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16381 * doc/cppopts.texi (-dU): Document.
16382 * c-common.h (flag_dump_macros): Update comment.
16383 * c-opts.c (handle_OPT_d): Handle -dU.
16384 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16385 dump_queued_macros, cb_used_define, cb_used_undef): New.
16386 (init_pp_output): Handle -dU.
16387 (cb_line_change): Call dump_queued_macros.
16388 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16390 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16392 * config/avr/predicates.md (io_address_operand): New predicate.
16393 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16394 * config/avr/avr.c (avr_io_address_p): Remove function.
16395 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16396 'avr_io_address_p' function.
16397 (out_movhi_r_mr): (Ditto.).
16398 (out_movqi_mr_r): (Ditto.).
16399 (out_movhi_mr_r): (Ditto.).
16400 (avr_address_cost): (Ditto.).
16402 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16404 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16405 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16406 in 32bit mode when XMM registers are available to avoid store
16408 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16409 corresponding post-reload splitters.
16411 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16414 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16415 __builtin_ia32_roundss.
16416 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16417 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16418 __builtin_ia32_roundss.
16419 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16420 IX86_BUILTIN_SHUFPD here.
16422 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16424 * config/i386/i386.md (plogic): New.
16425 (plogicprefix): Likewise.
16427 * config/i386/mmx.md (mmx_<code><mode>3): New.
16428 (mmx_and<mode>3): Removed.
16429 (mmx_ior<mode>3): Likewise.
16430 (mmx_xor<mode>3): Likewise.
16432 * config/i386/sse.md (<code><mode>3): New.
16433 (*<code><mode>3): Likewise.
16434 (*<code><mode>3): Likewise.
16435 (<code><mode>3): Likewise.
16436 (*sse_<code><mode>3): Likewise.
16437 (*sse2_<code><mode>3): Likewise.
16438 (<code>tf3): Likewise.
16439 (*<code>tf3): Likewise.
16440 (and<mode>3): Likewise.
16441 (*and<mode>3): Likewise.
16442 (ior<mode>3): Removed.
16443 (*ior<mode>3): Likewise.
16444 (xor<mode>3): Likewise.
16445 (*xor<mode>3): Likewise.
16446 (*and<mode>3): Likewise.
16447 (*ior<mode>3): Likewise.
16448 (*xor<mode>3): Likewise.
16449 (and<mode>3): Likewise.
16450 (*sse_and<mode>3): Likewise.
16451 (*sse2_and<mode>3): Likewise.
16452 (andtf3): Likewise.
16453 (*andtf3): Likewise.
16454 (ior<mode>3): Likewise.
16455 (*sse_ior<mode>3): Likewise.
16456 (*sse2_ior<mode>3): Likewise.
16457 (iortf3): Likewise.
16458 (*iortf3): Likewise.
16459 (xor<mode>3): Likewise.
16460 (*sse_xor<mode>3): Likewise.
16461 (*sse2_xor<mode>3): Likewise.
16462 (xortf3): Likewise.
16463 (*xortf3): Likewise.
16465 2008-04-02 Richard Guenther <rguenther@suse.de>
16467 PR tree-optimization/14495
16468 PR tree-optimization/34793
16469 * tree-vrp.c (struct switch_update): New structure.
16470 (to_remove_edges, to_update_switch_stmts): New VECs.
16471 (simplify_switch_using_ranges): New function. Remove not taken
16472 case labels and edges.
16473 (simplify_stmt_using_ranges): Call it.
16474 (identify_jump_threads): Mark edges we have queued for removal
16475 so we don't thread them.
16476 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16478 * tree-cfg.c (group_case_labels): Deal with missing default label.
16479 (tree_verify_flow_info): Allow missing default label.
16480 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16481 (emit_case_nodes): Likewise.
16482 (expand_case): Do not rely on the default label to be present.
16483 * expr.c (try_casesi): Deal with NULL default_label.
16484 (do_tablejump): Likewise.
16486 2008-04-02 Richard Guenther <rguenther@suse.de>
16488 PR tree-optimization/14495
16489 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16490 SWITCH_EXPR here ...
16491 (vrp_visit_switch_stmt): ... but here (new function).
16492 (find_case_label_index): New helper function.
16493 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16495 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16497 * fwprop.c: Fix ISO-C99ism.
16499 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16502 * Makefile.in (objdir): Set it here.
16503 * configure.ac: Not here. Find dynamic linker characteristics.
16504 * exec-tool.in: Use them.
16505 * aclocal.m4: Regenerate.
16506 * configure: Regenerate.
16508 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16510 * expr.c (expand_var): Delete it.
16511 * expr.h (expand_var): Delete prototype.
16512 * function.c (expand_function_start): Use expand_decl instead.
16513 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16516 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16518 PR rtl-optimization/35542
16519 * fwprop.c (forward_propagate_and_simplify): Replace
16520 loc_reg_mentioned_in_p with reg_mentioned_p.
16522 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16524 PR rtl-optimization/35281
16525 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16526 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16527 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16528 (varying_mem_p): Move above propagate_rtx.
16529 (all_uses_available_at): Do not check MEMs.
16531 2008-04-02 Rafael Espindola <espindola@google.com>
16533 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16534 (register_edge_assert_for_2): Split the cond argument.
16535 (register_edge_assert_for_1): Adjust for the change in
16536 register_edge_assert_for_2.
16537 (register_edge_assert_for): Split the cond argument.
16538 (find_switch_asserts): Adjust for the change in
16539 register_edge_assert_for.
16541 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16543 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16544 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16545 offsets for 64-bit mingw.
16546 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16547 abi for x86_64-pc-mingw.
16549 2008-04-02 Richard Guenther <rguenther@suse.de>
16551 * tree-vrp.c (extract_range_from_assert): Make sure to not
16552 produce range min/max with TREE_OVERFOW set.
16553 If merging a anti-range and a range keep the anti-range if
16554 the range covers all values of the type.
16555 (register_edge_assert_for_2): Only allow sign-changing
16556 conversions in detecting canonical range checks. Also
16557 register an assert for the unsigned name if useful.
16559 PR tree-optimization/35787
16560 * tree-vrp.c (vrp_val_max): New function.
16561 (vrp_val_min): Likewise.
16562 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16563 (vrp_val_is_min): Likewise.
16564 (supports_overflow_infinity): Use vrp_val_{min,max}.
16565 (negative_overflow_infinity): Likewise.
16566 (positive_overflow_infinity): Likewise.
16567 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16568 (is_positive_overflow_infinity): Likewise.
16569 (is_overflow_infinity): Likewise.
16570 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16571 vrp_val_is_{min,max}.
16572 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16573 to ranges if possible. Avoid empty ranges.
16575 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16577 PR middle-end/35705
16578 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16579 the expression is a function address.
16581 2008-04-01 George Helffrich <george@gcc.gnu.org>
16583 PR fortran/35154, fortran/23057
16584 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16585 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16586 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16587 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16589 (dbxout_syms): Check for COMMON-based symbol and wrap in
16590 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16591 in bracket for efficiency.
16593 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16594 using DW_TAG_common_block + member offset.
16595 (add_pubname_string): New function.
16596 (dw_expand_expr): New function to find block name and offset for
16598 (common_check): New function to check whether symbol in Fortran COMMON.
16599 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16601 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16604 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16606 2008-04-02 Ben Elliston <bje@au.ibm.com>
16608 * config/v850/v850.md (casesi): Remove if (0) code.
16609 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16610 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16612 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16614 * config/i386/i386.md (rex64suffix): New mode attribute.
16615 (floathi<mode>2): Disable expander for SSE math.
16616 (*floathi<mode>2_1): New insn insn_and_split pattern.
16617 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16618 corresponding post-reload splitters.
16619 (*floathi<mode>2_i387): New macroized insn pattern.
16620 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16621 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16622 insn_and_split pattern.
16623 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16624 New macroized instruction patterns and corresponding post-reload
16626 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16627 and corresponding post-reload splitters.
16628 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16629 New macroized instruction patterns.
16630 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16631 macroized instruction patterns and corresponding post-reload splitters.
16632 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16633 corresponding post-reload splitters.
16634 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16635 New macroized instruction patterns.
16636 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16637 corresponding post-reload splitters.
16638 (*floatsi<mode>2_i387): New macroized instruction patterns.
16640 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16642 * config/i386/i386.md (smaxmin): New.
16643 (umaxmin): Likewise.
16644 (maxminiprefix): Likewise.
16645 (maxminfprefix): Likewise.
16646 (<code><mode>3): Likewise.
16647 (smin<mode>3): Removed.
16648 (smax<mode>3): Likewise.
16650 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16651 (mmx_<code>v4hi3): Likewise.
16652 (mmx_<code>v8qi3): Likewise.
16653 (mmx_smaxv2sf3): Removed.
16654 (mmx_sminv2sf3): Likewise.
16655 (mmx_umaxv8qi3): Likewise.
16656 (mmx_smaxv4hi3): Likewise.
16657 (mmx_uminv8qi3): Likewise.
16658 (mmx_sminv4hi3): Likewise.
16660 * config/i386/sse.md (<addsub><mode>3): New.
16661 (*<addsub><mode>3): Likewise.
16662 (<sse>_vm<addsub><mode>3): Likewise.
16663 (<maxmin><mode>3): Likewise.
16664 (*<maxmin><mode>3_finite): Likewise.
16665 (*<maxmin><mode>3): Likewise.
16666 (<sse>_vm<maxmin><mode>3): Likewise.
16667 (sse3_h<addsub>v4sf3): Likewise.
16668 (sse3_h<addsub>v2df3): Likewise.
16669 (<maxmin>v16qi3): Likewise.
16670 (*<maxmin>v16qi3): Likewise.
16671 (<maxmin>v8hi3): Likewise.
16672 (*<maxmin>v8hi3): Likewise.
16673 (*sse4_1_<maxmin><mode>3): Likewise.
16674 (*sse4_1_<maxmin><mode>3): Likewise.
16675 (add<mode>3): Removed.
16676 (*add<mode>3): Likewise.
16677 (<sse>_vmadd<mode>3): Likewise.
16678 (sub<mode>3): Likewise.
16679 (*sub<mode>3): Likewise.
16680 (<sse>_vmsub<mode>3): Likewise.
16681 (smin<mode>3): Likewise.
16682 (*smin<mode>3_finite): Likewise.
16683 (*smin<mode>3): Likewise.
16684 (<sse>_vmsmin<mode>3): Likewise.
16685 (smax<mode>3): Likewise.
16686 (*smax<mode>3_finite): Likewise.
16687 (*smax<mode>3): Likewise.
16688 (<sse>_vmsmax<mode>3): Likewise.
16689 (sse3_haddv4sf3): Likewise.
16690 (sse3_haddv2df3): Likewise.
16691 (sse3_hsubv4sf3): Likewise.
16692 (sse3_hsubv2df3): Likewise.
16693 (umaxv16qi3): Likewise.
16694 (*umaxv16qi3): Likewise.
16695 (smaxv8hi3): Likewise.
16696 (*smaxv8hi3): Likewise.
16697 (*sse4_1_smax<mode>3): Likewise.
16698 (*sse4_1_umax<mode>3): Likewise.
16699 (uminv16qi3): Likewise.
16700 (*uminv16qi3): Likewise.
16701 (sminv8hi3): Likewise.
16702 (*sminv8hi3): Likewise.
16703 (*sse4_1_smin<mode>3): Likewise.
16704 (*sse4_1_umin<mode>3): Likewise.
16706 2008-04-01 Rafael Espindola <espindola@google.com>
16708 * tree-cfg.c (verify_expr): remove in_phi.
16709 (verify_stmt): Don't call walk_tree with verify_expr. Use
16710 is_gimple_min_invariant instead of is_gimple_val.
16712 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16714 * doc/include/gpl_v3.texi: Update for manpage generation.
16715 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16717 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16718 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16719 gpl_v3.texi instead of gpl.texi.
16722 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16725 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16727 2008-04-01 Rafael Espindola <espindola@google.com>
16729 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16730 (extract_code_and_val_from_cond): Use
16731 extract_code_and_val_from_cond_with_ops.
16733 2008-04-01 Jan Hubicka <jh@suse.cz>
16735 * function.c (free_after_compilation): Free epilogue_delay_list.
16736 (prepare_function_start): Assert that previous compilation was freed.
16738 2008-04-01 Jan Hubicka <jh@suse.cz>
16739 Jim Wilson <wilson@tuliptree.org>
16740 Andreas Tobler <andreast@gcc.gnu.org>
16742 PR middle-end/35781
16743 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16744 rtl.emit instead cfun->emit.
16745 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16746 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16748 2008-04-01 Ben Elliston <bje@au.ibm.com>
16750 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16752 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16754 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16756 (fprofile-use): Add var flag_profile_use
16757 * coverage.c (coverage_begin_output): Do not open a gcno file for
16758 output only if -ftest-coverage is set.
16759 Do not add getpwd() to gcda file path.
16760 (build_gcov_info): Check the new flag
16761 flag_profile_datafile_relative_path.
16762 (coverage_init): Use profile_data_prefix.
16763 Read profile counter only if flag_profile_use is set.
16764 * opts.c (common_handle_option): New option fprofile-use=,
16765 fprofile-dir=, fprofile-generate=.
16766 * toplev.c (profile_data_prefix): New variable definition.
16767 * toplev.h (profile_data_prefix): New declaration.
16768 * doc/invoke.tex (Option Summary, Optimization Options):
16771 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16773 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16774 use tmp consistently.
16777 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16778 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16779 UNSPEC_FR_RECIP_APPROX_RES.
16780 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16782 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16785 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16787 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16789 PR middle-end/30186
16790 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16791 element of the vector via a pointer.
16793 2008-03-31 Ian Lance Taylor <iant@google.com>
16795 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16797 2008-03-31 Jan Hubicka <jh@suse.cz>
16799 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16800 get_arg_pointer_save_area.
16801 * expr.c (init_expr): Just clear out rtl.expr.
16802 * function.c (free_after_compilation): Clear out whole RTL structure.
16803 (get_func_frame_size): Merge into ...
16804 (get_frame_size): ... this one.
16805 (assign_stack_local_1): Merge into ...
16806 (assign_stack_local): ... this one.
16807 (expand_function_end): Update call of get_arg_pointer_save_area.
16808 (get_art_pointer_save_area): Remove cfun argument.
16809 * function.h (emit_status): regno_pointer_align does not need length
16810 attribute. Move x_regno_reg_rtx to ...
16811 (regno_reg_rtx): ... new global array.
16812 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16813 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16814 apply_args_value, forced_labels, stack_pointer_delta):
16816 (struct varasm_status): Move here from varasm.c
16817 (struct rtl_data): New. Move here some fields from struct function.
16818 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16819 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16820 used_temp_slots avail_temp_slots, temp_slot_level,
16821 nonlocal_goto_handler_labels): Update accesstors.
16822 (rtl): New global variable.
16823 (struct function): Move some fileds to rtl_data.
16824 (get_arg_pointer_save_area): Update prototype.
16825 * emit-rtl.c (rtl): Declare.
16826 (regno_reg_rtx): Declare.
16827 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16829 (gen_reg_rtx): Update.
16830 (init_virtual_regs): Do not tate emit_status argument.
16831 (init_emit): Do not allocate emit.
16832 * varasm.c (varasm_statuc): Move to function.h.
16833 (n_deferred_constatns): Update accestor.
16834 (init_varasm_status): Do not allocate varasm_status.
16835 (force_const_mem, get_pool_size, output_constant_pool): Update.
16836 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16837 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16839 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16841 PR rtl-optimization/35729
16842 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16845 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16848 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16849 load/store if memory is unaligned.
16850 (*movti_rex64): Likewise.
16852 * config/i386/predicates.md (misaligned_operand): New.
16854 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16857 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16860 2008-03-31 Jan Beulich <jbeulich@novell.com>
16862 * config/ia64/constraints.md: Add 'j' constraint.
16863 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16864 (movdi_internal): Likewise.
16866 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16869 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16871 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16874 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16875 proper error message for the third argument on blendpd and
16878 * config/i386/sse.md (blendbits): New.
16879 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16881 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16883 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16885 2008-03-30 Richard Guenther <rguenther@suse.de>
16887 PR middle-end/31023
16888 * fold-const.c (fold_sign_changed_comparison): Do leave
16889 conversions to base-types alone.
16891 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16893 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16894 the link register if one altivec register is be saved.
16896 2008-03-30 Ben Elliston <bje@au.ibm.com>
16898 * final.c (final_scan_insn): Remove if (0) code.
16900 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16902 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16904 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16906 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16907 of V4SFmode to ix86_binary_operator_ok.
16909 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16911 * config/i386/i386.c (override_options): Initialize
16912 ix86_veclib_handler to ix86_veclibabi_svml when
16913 -mveclibabi=svml is used.
16914 (ix86_veclibabi_svml): New function for SVML ABI style
16915 vectorization support.
16916 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16918 2008-03-28 Rafael Espindola <espindola@google.com>
16920 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16921 (tree_binary_nonnegative_warnv_p): Make it public.
16922 (tree_single_nonnegative_warnv_p): Make it public.
16923 (tree_invalid_nonnegative_warnv_p): Make it public.
16924 (tree_unary_nonzero_warnv_p): Make it public.
16925 (tree_binary_nonzero_warnv_p): Make it public
16926 (tree_single_nonzero_warnv_p): Make it public.
16927 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16928 (extract_range_from_binary_expr): Split the expr argument.
16929 (extract_range_from_unary_expr): Split the expr argument.
16930 (extract_range_from_comparison): Split the expr argument.
16931 (extract_range_from_expr): Use the new aux functions.
16932 (vrp_evaluate_conditional_warnv): Use
16933 vrp_evaluate_conditional_warnv_with_ops.
16934 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16935 (tree_binary_nonzero_warnv_p): Declare.
16936 (tree_single_nonzero_warnv_p): Declare.
16937 (tree_expr_nonzero_warnv_p): Declare.
16938 (tree_unary_nonnegative_warnv_p): Declare.
16939 (tree_binary_nonnegative_warnv_p): Declare.
16940 (tree_single_nonnegative_warnv_p): Declare.
16941 (tree_invalid_nonnegative_warnv_p): Declare.
16943 2008-03-28 Richard Guenther <rguenther@suse.de>
16945 PR tree-optimization/30317
16946 PR tree-optimization/30911
16947 PR tree-optimization/34793
16948 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16949 (struct assert_locus_d): New member EXPR.
16950 (register_new_assert_for): Add EXPR parameter to support
16951 ASSERT_EXPR <name, expr OP limit>.
16952 (register_edge_assert_for_1): Adjust callers.
16953 (find_assert_locations): Likewise.
16954 (process_assert_insertions_for): Build condition from expression.
16955 (extract_range_from_assert): Handle ASSERT_EXPRs
16956 of the form ASSERT_EXPR <name, expr OP limit>.
16957 (register_edge_assert_for_2): New helper registering
16958 asserts for comparisons. Recognize range tests of the form
16959 (unsigned)i - CST1 OP CST2.
16960 (register_edge_assert_for_1): Use it.
16961 (register_edge_assert_for): Likewise.
16962 (needs_overflow_infinity): Integer sub-types
16963 do not need overflow infinities.
16964 (vrp_val_is_max): The extreme values of integer sub-types
16965 are those of the base type.
16966 (vrp_val_is_min): Likewise.
16967 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16970 2008-03-28 Nick Clifton <nickc@redhat.com>
16973 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16974 Return GENERAL_REGS for stack adjustment reloads.
16976 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16979 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16980 const_vector when all the vectors are constant.
16982 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16984 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16986 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16987 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16989 (s<code>_sf): Use new scc_sf attribute for opcode names.
16991 2008-03-27 Tom Tromey <tromey@redhat.com>
16993 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16994 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16995 config/spu/t-spu-elf, config/i386/t-interix,
16996 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16997 config/i386/x-darwin, config/i386/x-mingw32,
16998 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16999 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17000 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17001 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17002 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17003 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17004 config/score/t-score-elf, config/arm/t-strongarm-pe,
17005 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17006 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17007 Revert automatic dependency patch.
17009 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17012 * config/i386/i386.c (ix86_function_arg_boundary): Align
17013 decimal floating point to its natural boundary.
17015 2008-03-27 Richard Guenther <rguenther@suse.de>
17017 PR middle-end/35716
17018 * fold-const.c (fold_comparison): Restrict distinct decl
17019 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17020 solely rely on operand_equal_p.
17022 2008-03-27 Richard Guenther <rguenther@suse.de>
17025 * c-common.c (handle_weak_attribute): Reject combination of
17028 2008-03-27 Richard Guenther <rguenther@suse.de>
17030 PR tree-optimization/32810
17031 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17032 conversions from DECL_INITIAL.
17033 (fold_const_aggregate_ref): Likewise from constructor elements.
17035 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17037 * tree-affine.h (aff_combination_expand): Declare.
17038 (get_inner_reference_aff): Likewise.
17039 * tree-affine.c (aff_combination_expand): Split out from
17040 tree_to_aff_combination_expand.
17041 (get_inner_reference_aff): New function.
17042 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17043 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17044 (struct lim_aux_data): sm_done field removed.
17045 (mem_ref_loc_p, mem_ref_locs_p): New types.
17046 (struct mem_ref): Added id, stored, accesses_in_loop,
17047 indep_loop, dep_loop, indep_ref, dep_ref fields.
17048 Removed is_stored, locs and next fields.
17049 (memory_accesses): New variable.
17050 (movement_possibility): Do not allow moving statements
17051 that store to memory.
17052 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17054 (determine_max_movement): For statements with memory references,
17055 find the outermost loop in that the reference is independent.
17056 (move_computations_stmt): Mark the virtual operands for renaming.
17057 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17058 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17059 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17060 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17061 create_vop_ref_mapping, analyze_memory_references,
17062 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17063 get_all_locs_in_loop, ref_always_accessed_p,
17064 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17065 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17066 store_motion_loop, store_motion): New functions.
17067 (struct vop_to_refs_elt): New type.
17068 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17069 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17070 (schedule_sm): Replaced by...
17071 (execute_sm): ... this.
17072 (determine_lsm_ref, hoist_memory_references,
17073 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17074 find_more_ref_vops, free_mem_ref, free_mem_refs,
17075 determine_lsm_loop, determine_lsm): Removed.
17076 (tree_ssa_lim_finalize): Free data structures used by store motion.
17077 (tree_ssa_lim): Call analyze_memory_references. Use
17078 store_motion instead of determine_lsm.
17080 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17082 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17083 rename tmake_file to m68hc11/t-m68hc11.
17084 (mcore): Set inhibit_libc to true.
17085 * config.host (alpha*-dec-*vms*): Set extra_programs.
17086 (interix3*): Don't use host_xmake_file.
17087 * configure.ac: Let config.gcc override inhibit_libc.
17088 * configure: Regenerate.
17090 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17091 * config/t-openbsd-thread: Remove commented out lines.
17093 * config/x-interix: Remove.
17095 * config/m68hc11/t-m68hc11-gas: Rename to...
17096 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17098 * config/mcore/t-mcore: Remove T_CFLAGS.
17099 * config/mcore/t-mcore-pe: Likewise.
17101 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17103 * configure.ac: Replace custom __GNU_SOURCE test with
17104 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17105 * aclocal.m4: Regenerate.
17106 * configure: Regenerate.
17107 * config.in: Regenerate.
17109 2008-03-27 Richard Guenther <rguenther@suse.de>
17111 * fold-const.c (target.h): Include.
17112 (fold_comparison): Fold comparison of addresses of decls
17113 that bind locally or of constants. Consolidate address folding code.
17114 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17115 results from fold_binary_to_constant.
17116 (compare_values_warnv): Likewise.
17118 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17120 PR middle-end/35429
17121 * fold-const.c (fold_truthop): Check for integeral types when folding
17122 a == 0 && b == 0 and a != 0 || b != 0 .
17124 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17126 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17128 2008-03-26 Andreas Schwab <schwab@suse.de>
17130 * doc/invoke.texi: Fix use of @item vs. @itemx.
17132 2008-03-26 Tom Tromey <tromey@redhat.com>
17134 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17135 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17136 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17137 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17138 build/genconstants.o, build/genemit.o, build/genextract.o,
17139 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17140 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17143 2008-03-26 Richard Guenther <rguenther@suse.de>
17146 2008-03-26 Richard Guenther <rguenther@suse.de>
17148 * fold-const.c (target.h): Include.
17149 (fold_comparison): Fold comparison of addresses of two decls
17150 that bind locally. Consolidate address folding code.
17152 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17154 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17155 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17156 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17157 dconstsqrt2, dconstthird, dconste and/or dconst10.
17158 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17159 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17160 dconstsqrt2, dconste): Delete.
17161 (init_emit_once): Likewise. Simplify initializing dconstm1.
17163 * real.c (get_real_const): New.
17164 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17165 dconstsqrt2, dconste): Delete.
17166 (real_value_const, get_real_const): New.
17168 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17170 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17172 * config/i386/i386.c (ix86_function_arg_boundary): Check
17173 BIGGEST_ALIGNMENT instead of 128.
17174 (setup_incoming_varargs_64): Likewise.
17176 2008-03-26 Tom Tromey <tromey@redhat.com>
17178 * Makefile.in (DEPFILES): Add missing '/'.
17180 2008-03-26 Richard Guenther <rguenther@suse.de>
17182 * fold-const.c (target.h): Include.
17183 (fold_comparison): Fold comparison of addresses of two decls
17184 that bind locally. Consolidate address folding code.
17186 2008-03-26 Nick Clifton <nickc@redhat.com>
17189 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17190 not allow INT+INT as a legitimate addressing mode.
17192 2008-03-26 Richard Guenther <rguenther@suse.de>
17194 * tree-flow.h (widen_bitfield): Remove declaration.
17195 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17196 (widen_bitfield): Remove function.
17197 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17200 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17203 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17206 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17208 PR rtl-optimization/35232
17209 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17210 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17211 reg_reloaded_call_part_clobbered here.
17212 (reload_regs_reach_end_p): New function.
17213 (reload_reg_rtx_for_input): New variable.
17214 (reload_reg_rtx_for_output): Likewise.
17215 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17216 when reassigning a pseudo register. Load reloadreg from
17217 reload_reg_rtx_for_input, moving the mode and register
17219 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17220 instead of the original when deciding whether an input reload
17221 would be a no-op or whether an output reload can be deleted.
17222 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17223 when setting up new_spill_reg_store. Load it from
17224 reload_reg_rtx_for_output, moving the mode and register
17226 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17227 instead of the original when deciding whether an output reload
17228 would be a no-op. Do the same when modifying insn notes.
17229 Use rtx_equal_p instead of == to compare the registers.
17230 (inherit_piecemeal_p): Take a mode and two register numbers
17232 (emit_reload_insns): Clear new_spill_reg_store for every hard
17233 register in the reload register. Remove spill registers
17234 from reg_reloaded_valid before considering whether to record
17235 inheritance information for them. Use reload_reg_rtx_for_output
17236 instead of reg_rtx when recording output reloads. Use
17237 reload_reg_rtx_for_input instead of reg_rtx when recording
17238 input reloads. Set or clear reg_reloaded_call_part_clobbered
17239 at the same time as setting reg_reloaded_valid.
17240 (delete_output_reload): Add a new_reload_reg parameter and use it
17241 instead of rld[j].reg_rtx.
17242 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17245 2008-03-25 Tom Tromey <tromey@redhat.com>
17247 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17248 (build/genattr.o): Likewise.
17249 (build/genattrtab.o): Likewise.
17250 (build/gencodes.o): Likewise.
17251 (build/genconfig.o): Likewise.
17252 (build/genconstants.o): Likewise.
17253 (build/genemit.o): Likewise.
17254 (build/genextract.o): Likewise.
17255 (build/genflags.o): Likewise.
17257 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17259 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17260 instead of size_int for integer types.
17261 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17262 to match type of MINUS_EXPR.
17264 2008-03-25 Tom Tromey <tromey@redhat.com>
17266 * configure: Rebuilt.
17267 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17270 2008-03-25 Tom Tromey <tromey@redhat.com>
17272 * config/x-solaris (host-solaris.o): Update.
17273 * config/x-linux (host-linux.o): Update.
17274 * config/x-hpux (host-hpux.o): Update.
17275 * config/x-darwin (host-darwin.o): Update.
17276 * config/v850/t-v850e (v850-c.o): Update.
17277 * config/v850/t-v850 (v850-c.o): Update.
17278 * config/t-vxworks (vxworks.o): Update.
17279 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17280 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17281 * config/spu/t-spu-elf (spu-c.o): Update.
17283 * config/sh/t-symbian (sh-c.o): Update.
17284 (symbian.o): Update.
17285 * config/sh/t-sh (sh-c.o): Update.
17286 * config/score/t-score-elf (score7.o, score3.o): Update.
17287 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17288 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17289 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17290 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17291 (rs6000.o): Remove.
17292 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17293 * config/m32c/t-m32c (m32c-pragma.o): Update.
17294 * config/ia64/t-ia64 (ia64-c.o): Update.
17295 * config/i386/x-mingw32 (host-mingw32.o): Update.
17296 * config/i386/x-i386 (driver-i386.o): Update.
17297 * config/i386/x-darwin (host-i386-darwin.o): Update.
17298 * config/i386/x-cygwin (host-cygwin.o): Update.
17299 * config/i386/t-nwld (nwld.o): Update.
17300 * config/i386/t-netware (netware.o): Update.
17301 * config/i386/t-interix (winnt.o): Update.
17302 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17303 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17304 msformat-c.o): Update.
17305 * config/bfin/t-bfin-linux (generated_files): Add
17306 linux-sysroot-suffix.h.
17307 * config/arm/t-wince-pe (pe.o): Update.
17308 * config/arm/t-strongarm-pe (pe.o): Update.
17309 * config/arm/t-pe (pe.o): Update.
17310 * config/arm/t-arm (arm-c.o): Update.
17311 * doc/install.texi (Prerequisites): Require make 3.80.
17312 * Makefile.in: Remove .o targets.
17313 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17314 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17315 (simple_generated_h, simple_generated_c): Move earlier.
17316 (generated_files): New variable.
17317 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17318 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17319 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17320 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17321 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17322 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17323 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17324 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17325 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17326 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17327 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17328 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17330 (COMPILE.base, COMPILE): New variables.
17331 (%.o): New pattern rule.
17332 (ALL_HOST_OBJS): New variable.
17333 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17334 (dummy-checksum.o, cc1-checksum.o): Remove.
17335 (DRIVER_SHLIB): New variable.
17336 (DRIVER_DEFINES): Use it.
17337 (gencondmd.c): Move out of build/.
17338 (s-conditions): Update.
17339 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17340 (ALL_BUILD_OBJS): Likewise.
17341 (build/%.o): Use BUILDCOMPILE.
17342 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17343 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17344 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17345 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17346 build/genconfig.o, build/genconstants.o, build/genemit.o,
17347 build/genextract.o, build/genflags.o, build/genmddeps.o,
17348 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17349 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17350 build/gen-protos.o, build/scan.o, build/fix-header.o,
17351 build/scan-decls.o): Simplify.
17352 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17353 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17354 prefix.o, toplev.o): Reduce to variable setting.
17355 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17356 ($(out_object_file), gcc-options.o): New targets.
17357 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17358 * configure: Rebuilt.
17359 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17360 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17362 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17364 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17365 complain when we hit an error, return ERROR_MARK_NODE.
17367 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17369 * config/sh/constraints.md (Pso, Psz): New constraints.
17370 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17371 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17373 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17375 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17376 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17378 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17380 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17381 (prefetch_sh2a): New.
17383 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17384 Naveen.H.S <naveen.hs@kpitcummins.com>
17386 * config/sh/constraints.md (I28): New constraint.
17387 * config/sh/sh.c (broken_move): Add support for movi20s.
17388 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17390 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17391 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17392 Naveen.H.S <naveen.hs@kpitcummins.com>
17394 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17395 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17396 (print_operand): Handle resbank in %@ operand code.
17397 (sh_encode_section_info): New.
17398 (push_regs): Add conditions for resbank.
17399 (sh_expand_epilogue): Likewise.
17400 (sh_insert_attributes): Likewise.
17401 (sh_attribute_table): Likewise.
17402 (sh_handle_resbank_handler_attribute): New.
17403 (sh2a_handle_function_vector_handler_attribute): New.
17404 (sh2a_is_function_vector_call): New.
17405 (sh2a_get_function_vector_number): New.
17406 (sh2a_function_vector_p): New.
17407 (sh_cfun_resbank_handler_p): New.
17408 * config/sh/sh.md (calli): Emit jsr/n if possible.
17409 (calli_tbr_rel): New.
17410 (calli_pcrel): Emit jsr/n if possible.
17411 (return_i): Emit rts/n if possible.
17412 (call_valuei_tbr_rel): New.
17413 (call_valuei_pcrel): Add condition for SH2A target.
17414 (call_value): Likewise.
17415 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17416 (sh2a_get_function_vector_number): Likewise.
17417 (sh2a_is_function_vector_call): Likewise.
17418 * doc/extend.texi: Document TBR relative addressing of SH2A.
17419 (resbank): Add description for SH2A.
17421 2008-03-24 Richard Guenther <rguenther@suse.de>
17424 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17425 pointer assignments change conversions according to middle-end rules.
17426 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17427 * configure.ac: Include type checking in yes.
17428 * configure: Regenerate.
17430 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17432 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17433 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17435 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17437 * gthr-vxworks.h (UNUSED): Define.
17439 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17441 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17443 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17445 * doc/extend.texi (Function Attributes): Add missing comma in the
17446 example of the "alloc_size" attribute.
17448 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17451 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17453 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17456 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17459 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17460 of the underlying type of a MS bitfield layout to the natural
17461 alignment of the type.
17463 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17465 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17466 to their natural alignment to avoid store forwarding stalls.
17468 2008-03-22 Richard Guenther <rguenther@suse.de>
17470 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17471 For PHI nodes verify the address is invariant.
17472 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17473 (get_symbol_constant_value): Use is_gimple_min_invariant.
17474 (maybe_fold_stmt_indirect): Likewise.
17476 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17478 PR rtl-optimization/33927
17479 * Makefile.in (dse.o): Depend on $(TM_P_H).
17480 * expr.h (extract_low_bits): Declare.
17481 * expmed.c (extract_low_bits): New function.
17482 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17483 * dse.c: Include tm_p.h.
17484 (find_shift_sequence): Remove the read_reg argument and return the
17485 read value. Emit the instructions instead of returning them.
17486 Iterate on new_mode rather than calculating it each time.
17487 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17488 source to NEW_MODE and extract_low_bits to convert the shifted
17489 value to READ_MODE.
17490 (replace_read): Allow the load and store to have different mode
17491 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17492 or extraction instructions before trying the replacement. Update
17493 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17495 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17497 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17498 to their natural alignment to avoid store forwarding stalls.
17500 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17503 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17504 encouraging but not allowing gprs for input;
17505 change the input constraint to !f#r.
17506 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17508 change the output constraint to !f#r.
17510 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17513 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17514 corresponding post-reload splitters.
17515 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17516 when x87 FP math is selected.
17517 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17518 New function prototype.
17519 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17520 unreachable function to ease macroization of insn patterns.
17522 2008-03-21 Martin Jambor <mjambor@suse.cz>
17524 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17525 reference dumps if ddr is NULL or dependence is unknown.
17527 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17529 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17530 unsigned extension into account.
17531 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17532 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17533 Do computations on a scratch register.
17535 2008-03-21 Richard Guenther <rguenther@suse.de>
17537 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17538 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17539 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17540 * tree-ssa-dom.c (record_equality): Likewise.
17541 * tree-inline.c (copy_body_r): Likewise.
17542 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17545 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17547 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17548 as 'delete_unused' argument.
17550 2008-03-20 Richard Guenther <rguenther@suse.de>
17552 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17553 special casing of constant qualifiers.
17554 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17555 care about them in general.
17556 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17557 regardless of their type.
17558 (fold_stmt_r): Forcefully fold *& if we end up with that.
17560 2008-03-20 Paul Brook <paul@codesourcery.com>
17562 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17563 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17565 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17567 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17568 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17570 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17572 * common.opt (Wmudflap): New option.
17573 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17574 (mx_register_decls): Likewise.
17575 (mudflap_finish_file): Likewise.
17576 * doc/invoke.texi: Document -Wno-mudflap.
17578 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17580 * c-format.c (replace_format_name_to_system_name): New.
17581 (cmp_attribs): New.
17582 (convert_format_name_to_system_name): New.
17583 (decode_format_attr): Add use of convert_format_name_to_system_name.
17584 (format_types_orig): Add gnu_ prefix to names.
17585 (check_format_info_main): Special treating of \0 escaped names for
17586 supporting multi-character format specifiers as I32, I64.
17587 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17588 (gnu_target_overrides_format_attributes): New.
17589 * c-format.h: Add structure target_ovr_attr to hold
17590 system specific formatter names.
17591 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17592 msformat-c.o file to c_target_objs and cxx_target_objs.
17593 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17594 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17595 (TARGET_N_FORMAT_TYPES): New.
17596 * config/i386/msformat-c.c: New.
17597 * config/i386/t-cygming: Add build rule for msformat-c.o.
17598 * doc/extend.texi: Add new format names gnu_* and ms_* and
17600 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17602 2008-03-20 Ira Rosen <irar@il.ibm.com>
17604 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17605 optimizations turned on under -O3.
17606 (ftree-vectorize): Add that the flag is turned on with -O3.
17608 2008-03-20 Ben Elliston <bje@au.ibm.com>
17610 * regmove.c (try_auto_increment): Fix spelling error in comment.
17611 * final.c (final_scan_insn): Likewise.
17613 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17617 allocator preferences for "y" and "r" class registers.
17618 ("*mov<mode>_internal"): Ditto.
17619 ("*movv2sf_internal_rex64"): Ditto.
17620 ("*movv2sf_internal"): Ditto.
17622 2008-03-19 Michael Matz <matz@suse.de>
17624 PR middle-end/35616
17625 * calls.c (expand_call): Check overlap of arguments with call
17626 address for sibcalls.
17628 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17631 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17632 of the underlying type of a MS bitfield layout to the natural
17633 alignment of the type.
17635 2008-03-19 Jan Hubicka <jh@suse.cz>
17638 * toplev.c (decode_d_option): Handle all CPP flags.
17639 * tree-vrp.c: Update tree_pass descriptors.
17640 * regrename.c: Update tree_pass descriptors.
17641 * fwprop.c: Update tree_pass descriptors.
17642 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17643 * tree-into-ssa.c: Update tree_pass descriptors.
17644 * tree-dump.c: Update tree_pass descriptors.
17645 * tree-complex.c: Update tree_pass descriptors.
17646 * tree-dump.h: Update tree_pass descriptors.
17647 * see.c: Update tree_pass descriptors.
17648 * cgraphbuild.c: Update tree_pass descriptors.
17649 * tracer.c: Update tree_pass descriptors.
17650 * tree-loop-distribution.c: Update tree_pass descriptors.
17651 * cgraph.c: Update tree_pass descriptors.
17652 * postreload-gcse.c: Update tree_pass descriptors.
17653 * postreload.c: Update tree_pass descriptors.
17654 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17655 * tree-tailcall.c: Update tree_pass descriptors.
17656 * tree-pass.h (tree_opt_pass): Rename to ...
17657 (opt_pass) ... this one; add "type" field and remove letter field.
17658 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17659 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17660 all_lowering_passes): Update declaration.
17661 * ipa-cp.c: Update tree_pass descriptors.
17662 * final.c: Update tree_pass descriptors.
17663 * omp-low.c: Update tree_pass descriptors.
17664 * tree-ssa-dse.c: Update tree_pass descriptors.
17665 * ipa-reference.c: Update tree_pass descriptors.
17666 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17667 * auto-inc-dec.c: Update tree_pass descriptors.
17668 * reorg.c: Update tree_pass descriptors.
17669 * cgraphunit.c: Update tree_pass descriptors.
17670 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17671 * tree-ssa-ccp.c: Update tree_pass descriptors.
17672 * df-core.c: Update tree_pass descriptors.
17673 * mode-switching.c: Update tree_pass descriptors.
17674 * tree-nomudflap.c: Update tree_pass descriptors.
17675 * modulo-sched.c: Update tree_pass descriptors.
17676 * ipa-pure-const.c: Update tree_pass descriptors.
17677 * cse.c: Update tree_pass descriptors.
17678 * web.c: Update tree_pass descriptors.
17679 * tree-stdarg.c: Update tree_pass descriptors.
17680 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17681 * tree-ssa-dom.c: Update tree_pass descriptors.
17682 * tree-nrv.c: Update tree_pass descriptors.
17683 * tree-ssa-alias.c: Update tree_pass descriptors.
17684 * loop-init.c: Update tree_pass descriptors.
17685 * gimple-low.c: Update tree_pass descriptors.
17686 * ipa-inline.c: Update tree_pass descriptors.
17687 * tree-ssa-sink.c: Update tree_pass descriptors.
17688 * global.c: Update tree_pass descriptors.
17689 * ifcvt.c: Update tree_pass descriptors.
17690 * jump.c: Update tree_pass descriptors.
17691 * predict.c: Update tree_pass descriptors.
17692 * tree-ssa-loop.c: Update tree_pass descriptors.
17693 * recog.c: Update tree_pass descriptors.
17694 * dse.c: Update tree_pass descriptors.
17695 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17696 * tree-eh.c: Update tree_pass descriptors.
17697 * regmove.c: Update tree_pass descriptors.
17699 * function.c: Update tree_pass descriptors.
17700 * tree-vectorizer.c: Update tree_pass descriptors.
17701 * gcse.c: Update tree_pass descriptors.
17702 * ipa-type-escape.c: Update tree_pass descriptors.
17703 * tree-if-conv.c: Update tree_pass descriptors.
17704 * init-regs.c: Update tree_pass descriptors.
17705 * ipa.c: Update tree_pass descriptors.
17706 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17707 * rtl-factoring.c: Update tree_pass descriptors.
17708 * lower-subreg.c: Update tree_pass descriptors.
17709 * bt-load.c: Update tree_pass descriptors.
17710 * tree-dfa.c: Update tree_pass descriptors.
17711 * except.c: Update tree_pass descriptors.
17712 * emit-rtl.c: Update tree_pass descriptors.
17713 * cfgexpand.c: Update tree_pass descriptors.
17714 * tree-cfgcleanup.c: Update tree_pass descriptors.
17715 * cfgcleanup.c: Update tree_pass descriptors.
17716 * tree-ssa-pre.c: Update tree_pass descriptors.
17717 * tree-sra.c: Update tree_pass descriptors.
17718 * tree-mudflap.c: Update tree_pass descriptors.
17719 * tree-ssa-copy.c: Update tree_pass descriptors.
17720 * cfglayout.c: Update tree_pass descriptors.
17721 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17722 * tree-ssa-dce.c: Update tree_pass descriptors.
17723 * tree-ssa.c: Update tree_pass descriptors.
17724 * regclass.c: Update tree_pass descriptors.
17725 * integrate.c: Update tree_pass descriptors.
17726 * tree-optimize.c: Update tree_pass descriptors.
17727 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17728 * tree-object-size.c: Update tree_pass descriptors.
17729 * combine.c: Update tree_pass descriptors.
17730 * tree-outof-ssa.c: Update tree_pass descriptors.
17731 * bb-reorder.c: Update tree_pass descriptors.
17732 * stack-ptr-mod.c: Update tree_pass descriptors.
17733 * var-tracking.c: Update tree_pass descriptors.
17734 * tree-profile.c: Update tree_pass descriptors.
17735 * tree-vect-generic.c: Update tree_pass descriptors.
17736 * reg-stack.c: Update tree_pass descriptors.
17737 * sched-rgn.c: Update tree_pass descriptors.
17738 * tree-ssa-structalias.c: Update tree_pass descriptors.
17739 * tree-cfg.c: Update tree_pass descriptors.
17740 * passes.c (current_pass): Update declaration.
17741 (finish_optimization_passes): Update.
17742 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17743 (register_one_dump_file, register_dump_files_1, next_pass_1):
17745 (init_optimization_passes): Update handling of new types.
17746 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17747 * ipa-struct-reorg.c: Update tree_pass descriptors.
17748 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17749 * combine-stack-adj.c: Update tree_pass descriptors.
17750 * cfgrtl.c: Update tree_pass descriptors.
17751 * dce.c: Update tree_pass descriptors.
17752 * tree-ssanames.c: Update tree_pass descriptors.
17754 2008-03-19 Richard Guenther <rguenther@suse.de>
17756 PR middle-end/35609
17757 * tree-ssa.c (walk_data): New structure.
17758 (warn_uninitialized_var): If not always_executed warn with "maybe"
17760 (execute_early_warn_uninitialized): Compute post-dominators.
17761 Initialize always_executed before processing each basic block.
17763 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17766 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17767 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17769 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17771 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17773 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17775 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17777 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17778 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17779 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17780 target after ignore has been set, and move there also the commputation
17781 of subtarget and original_target.
17782 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17783 (LANG_HOOKS_INITIALIZER): Remove it.
17784 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17786 2008-03-18 Richard Guenther <rguenther@suse.de>
17788 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17789 found an expression with constants, note that in the VN for the lhs.
17790 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17791 fold them to constants if possible. Run cleanup_cfg if done so.
17792 (execute_pre): Return todo.
17793 (do_pre): Likewise.
17794 (execute_fre): Likewise.
17795 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17797 (get_prop_source_stmt): Look through pointer conversions.
17799 2008-03-18 Jan Hubicka <jh@suse.cz>
17801 * tree-pretty-print.c: Include predict.h.
17802 (dump_generic_node): Dump predictor.
17803 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17804 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17805 * gimple-low.c (lower_stmt): Likewise.
17806 * expr.c (expand_expr_real): Likewise.
17807 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17809 (build_predict_expr, build_predict_expr): New.
17810 * predict.h (predictor_name, build_predict_expr): Update.
17811 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17812 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17813 * predict.def (PRED_CONTINUE): Update hitrate.
17814 * tree.def (PREDICT_EXPR): Define.
17815 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17816 do not handle BIND_EXPR.
17817 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17818 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17819 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17822 2008-03-18 Michael Matz <matz@suse.de>
17824 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17826 2008-03-18 Richard Guenther <rguenther@suse.de>
17828 * tree-gimple.h (is_gimple_invariant_address): Declare.
17829 (is_gimple_constant): Likewise.
17830 * tree-gimple.c (is_gimple_constant): New function.
17831 (is_gimple_invariant_address): Likewise.
17832 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17833 and is_gimple_invariant_address.
17834 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17836 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17837 an addressable base.
17839 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17841 PR middle-end/35611
17842 * gimplify.c (gimplify_expr): Gimplify second operand of
17845 2008-03-17 Richard Guenther <rguenther@suse.de>
17847 PR tree-optimization/19637
17848 * fold-const.c (fold_unary): Remove restrictions of removing
17849 intermediate pointer-conversions (P2)(P1)P0.
17850 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17851 conversion to void pointer.
17852 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17854 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17857 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17858 emulated thread local variables.
17860 2008-03-16 Richard Guenther <rguenther@suse.de>
17862 PR middle-end/35607
17863 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17864 expand TREE_INVARIANT operations that are not gimple invariant.
17866 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17868 * doc/extend.texi (Alignment): Say that the ABI controls
17869 the __alignof__ for non-strict-alignment targets rather
17870 than being a recommendation.
17872 2008-03-15 Paul Brook <paul@codesourcery.com>
17874 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17876 (arm_output_fn_unwind): Mark functions that can not be unwound.
17878 2008-03-15 Paul Brook <paul@codesourcery.com>
17880 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17881 extension instructions.
17883 2008-03-15 Richard Guenther <rguenther@suse.de>
17885 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17886 and fold constant aggregate refs.
17887 (fold_const_aggregate_ref): Handle string constants
17888 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17889 (evaluate_stmt): Simplify now that ccp_fold folds constant
17892 2008-03-15 Paul Brook <paul@codesourcery.com>
17894 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17895 (extzv): Use gen_extzv_t2.
17896 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17898 2008-03-15 Richard Guenther <rguenther@suse.de>
17900 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17901 (fold_const_aggregate_ref): Likewise.
17902 (get_value): Return NULL if we don't have any values.
17903 (ccp_finalize): Set const_val to NULL after freeing it.
17904 * tree-flow.h (get_symbol_constant_value): Declare.
17905 (fold_const_aggregate_ref): Likewise.
17906 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17908 2008-03-15 Richard Guenther <rguenther@suse.de>
17910 PR middle-end/35593
17911 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17912 to not produce negative array indices if not allowed. Add
17913 parameter to indicate that.
17914 (maybe_fold_offset_to_component_ref): Allow negative array
17915 indices only for the first member of a structure.
17916 (maybe_fold_offset_to_reference): Allow negative array indices.
17917 (maybe_fold_stmt_addition): Likewise.
17919 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17920 Anatoly Sokolov <aesok@post.ru>
17922 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17923 (avr_arch): Add ARCH_AVR6.
17924 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17925 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17926 instead of fixed value 2.
17927 (print_operand_address): Use gs() asm specifier instead of pm().
17928 (avr_assemble_integer): (Ditto.).
17929 (avr_output_addr_vec_elt): (Ditto.).
17930 (print_operand): Handle "!" code.
17931 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17932 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17933 (AVR_HAVE_EIJMP_EICALL): Define.
17934 (AVR_3_BYTE_PC): Redefine.
17935 (AVR_2_BYTE_PC): (Ditto.).
17936 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17937 (LINK_SPEC): Add atmega2560 and atmega2561.
17938 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17940 * config/avr/avr.md (call_insn): Use eicall instead of icall
17941 for 3 byte PC devices.
17942 (call_value_insn): (Ditto.).
17943 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17944 (indirect_jump): Use only for for 2 byte PC devices.
17945 (*tablejump): (Ditto.).
17946 (*indirect_jump_avr6): Add insn.
17947 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17948 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17949 instead of ijmp for 3 byte PC devices.
17950 (__tablejump2__): (Ditto.).
17951 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17952 (MULITLIB_DIRNAMES): (Ditto.).
17953 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17955 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17957 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17958 "sse2_umulsidi3". Use V1DI mode for operand 0.
17959 ("mmx_psadbw"): Use V1DI mode for operand 0.
17960 * config/i386/i386-modes.def (V1SI): New vector mode.
17961 * config/i386/i386.c (struct builtin_description)
17962 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17963 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17964 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17965 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17966 v1di_ftype_v8qi_v8qi type.
17967 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17969 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17970 __builtin_ia32_pmuludq]: Fix the mode of return value.
17972 2008-03-15 Richard Guenther <rguenther@suse.de>
17974 PR middle-end/35595
17975 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17978 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17980 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17981 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17982 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17983 unless TARGET_SERIALIZE_VOLATILE is enabled.
17984 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17985 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17986 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17988 2008-03-14 Richard Guenther <rguenther@suse.de>
17990 PR tree-optimization/34172
17991 * tree-flow.h (refs_may_alias_p): Declare.
17992 (get_single_def_stmt): Likewise.
17993 (get_single_def_stmt_from_phi): Likewise.
17994 (get_single_def_stmt_with_phi): Likewise.
17995 * tree-dfa.c (refs_may_alias_p): New function.
17996 (get_single_def_stmt): Likewise.
17997 (get_single_def_stmt_from_phi): Likewise.
17998 (get_single_def_stmt_with_phi): Likewise.
17999 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18000 (vn_reference_lookup_1): New helper function.
18001 (vn_reference_lookup): Walk the virtual use-def chain to
18002 continue searching for a match if the def does not alias the
18003 reference we are looking for.
18005 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18007 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18008 archive and Perzl. Update The Written Word listing.
18010 2008-03-14 Richard Guenther <rguenther@suse.de>
18012 PR tree-optimization/34043
18013 PR tree-optimization/33989
18014 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18016 (bitmap_find_leader): Use extra argument to verify dominance
18017 relationship inside a basic-block.
18018 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18019 (find_leader_in_sets): Adjust.
18020 (create_component_ref_by_pieces): Take extra argument for
18021 dominance check, handle lookup failures.
18022 (find_or_generate_expression): Likewise.
18023 (create_expression_by_pieces): Likewise.
18024 (insert_into_preds_of_block): Adjust.
18025 (create_value_expr_from): If asked for, verify all operands
18026 are in the blocks AVAIL_OUT set.
18027 (make_values_for_stmt): Check for SSA_NAMEs that are life
18028 over an abnormal edge.
18029 (compute_avail): Remove such check.
18030 (do_SCCVN_insertion): New function.
18031 (eliminate): If we do not find a leader suitable for replacement
18032 insert a replacement expression from SCCVN if available.
18033 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18034 (struct vn_ssa_aux): Add needs_insertion flag.
18035 * tree-ssa-sccvn.c (may_insert): New global flag.
18036 (copy_reference_ops_from_ref): Value-number union member access
18037 based on its size, not type and member if insertion is allowed.
18038 (visit_reference_op_load): For a weak match from union type
18039 punning lookup a view-converted value and insert a SSA_NAME
18040 for that value if that is not found.
18041 (visit_use): Make dumps shorter. Do not disallow value numbering
18042 SSA_NAMEs that are life over an abnormal edge to constants.
18043 (free_scc_vn): Release inserted SSA_NAMEs.
18044 (run_scc_vn): New flag to specify whether insertion is allowed.
18045 Process SSA_NAMEs in forward order.
18046 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18047 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18048 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18049 pointer type to/from integral types that do not change the
18050 precision to regular conversions.
18052 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18054 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18055 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18056 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18057 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18058 input arguments and the mode of return value. Built-in functions
18059 that operate on whole 64-bit MMX register now use V1DI mode.
18061 2008-03-13 Alon Dayan <alond@il.ibm.com>
18062 Olga Golovanevsky <olga@il.ibm.com>
18064 PR tree-optimization/35041
18065 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18066 to locate the right position in a statement.
18068 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18072 * config/i386/xmmintrin.h: Change all static inline functions to
18073 extern inline and add __gnu_inline__ attribute.
18074 * config/i386/bmintrin.h: Ditto.
18075 * config/i386/smmintrin.h: Ditto.
18076 * config/i386/tmmintrin.h: Ditto.
18077 * config/i386/mmintrin-common.h: Ditto.
18078 * config/i386/ammintrin.h: Ditto.
18079 * config/i386/emmintrin.h: Ditto.
18080 * config/i386/pmmintrin.h: Ditto.
18081 * config/i386/mmintrin.h: Ditto.
18082 * config/i386/mm3dnow.h: Ditto.
18084 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18086 PR middle-end/35185
18087 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18088 (lower_omp_2): New function.
18089 (lower_omp_1, lower_omp): Rewritten.
18091 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18094 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18095 with the phrase "Microsoft Windows compilers".
18096 (Push/Pop Macro Pragmas): New subsection. Document
18097 #pragma push_macro and pragma pop_macro.
18099 2008-03-12 Paul Brook <paul@codesourcery.com>
18101 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18103 2008-03-12 Paul Brook <paul@codesourcery.com>
18105 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18106 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18107 (thumb2_addsi_shortim): Rename ...
18108 (thumb2_addsi_short): ... to this. Allow register operands.
18109 (thumb2_subsi_short): New pattern.
18110 (thumb2_one_cmplsi2_short,
18111 thumb2_negsi2_short): New patterns and peepholes.
18113 2008-03-12 Paul Brook <paul@codesourcery.com>
18115 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18117 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18119 * config/i386/i386.md (int_cond): New code iterator.
18121 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18122 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18123 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18124 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18125 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18126 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18127 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18128 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18130 2008-03-12 Paul Brook <paul@codesourcery.com>
18132 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18133 instead of {arm,thumb}_compute_save_reg_mask.
18134 (output_return_instruction): Ditto.
18135 (thumb_unexpanded_epilogue): Ditto.
18136 (thumb1_expand_prologue): Ditto.
18137 (thumb1_output_function_prologue): Ditto.
18138 (arm_set_return_address): Ditto.
18139 (thumb_set_return_address): Ditto.
18140 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18141 regs to achieve stack alignment.
18142 (thumb1_compute_save_reg_mask): Fix compiler warning.
18143 (arm_output_epilogue): Use offsets->saved_regs_mask.
18144 Adjust stack pointer by poping call clobered registers.
18145 (arm_expand_prologue): Use offsets->saved_regs_mask.
18146 Adjust stack pointer by pushing extra registers.
18147 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18149 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18152 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18153 conversion to the operands of a multiplication.
18155 2008-03-12 Richard Guenther <rguenther@suse.de>
18157 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18158 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18159 * timevar.def (TV_TREE_PHIPROP): Add.
18160 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18161 pass description. Use TV_TREE_PHIPROP.
18162 * tree-ssa-forwprop.c: Remove phiprop code.
18164 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18166 PR middle-end/35549
18167 * omp-low.c (maybe_lookup_decl): Constify first argument.
18168 (use_pointer_for_field): Change last argument from bool to
18169 omp_context *. Disallow shared copy-in/out in nested
18170 parallel if decl is shared in outer parallel too.
18171 (build_outer_var_ref, scan_sharing_clauses,
18172 lower_rec_input_clauses, lower_copyprivate_clauses,
18173 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18175 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18176 Ira Rosen <irar@il.ibm.com>
18178 * tree-vectorizer.c (free_stmt_vec_info): New function.
18179 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18180 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18181 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18182 * tree-vect-transform.c (vectorizable_conversion): Free
18183 vec_oprnds0 if it was allocated.
18184 (vect_permute_store_chain): Remove unused VECs.
18185 (vectorizable_store): Free VECs that are allocated in the..
18187 (vect_transform_strided_load, vectorizable_load): Likewise.
18188 (vect_remove_stores): Simplify the code.
18189 (vect_transform_loop): Move code to vect_remove_stores().
18190 Call vect_remove_stores() and free_stmt_vec_info().
18192 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18194 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18195 TARGET_HPUX. Revise comment.
18196 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18197 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18198 Use sr4 variant of `be' instruction when not generating PIC code.
18199 (attr_length_call): Adjust for above change.
18201 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18203 * ipa-reference.c (static_execute): Remove module_statics_const and
18204 associated setting code.
18206 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18209 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18210 predicate for operand 1.
18211 (paritysi2_cmp): Use register_operand predicate for operand 2.
18212 Use earlyclobber modifier for operand 1. Remove support for
18214 (paritydi2_cmp): Use register_operand predicate for operand 3.
18215 Use earlyclobber modifier for operand 1. Remove support for
18218 2008-03-11 Paul Brook <paul@codesourcery.com>
18219 Vladimir Prus <vladimir@codesourcery.com>
18221 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18222 (arm_compute_save_reg0_reg12_mask): Always
18223 check if register 11 must be saved. Always safe hard frame pointer
18224 when frame_pointer_needeed.
18225 (arm_compute_save_reg_mask): Save IP and PC
18226 only with apcs frames.
18227 (arm_output_epilogue): Adjust Thumb2 codepath to
18228 be also invoked and work for ARM non-apcs frames.
18229 (arm_expand_prologue): Don't bother saving IP
18230 for non-apcs frame, since it's not clobbered by
18231 prologue code. Implement non-apcs frame
18234 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18236 PR rtl-optimization/35281
18237 * expr.c (convert_move): Use a new pseudo for the intermediate
18238 from_mode->word_mode result.
18240 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18242 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18243 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18244 * toplev.c (compile_file): Don't call it.
18246 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18248 PR middle-end/35526
18249 * expr.c (store_expr): Call emit_block_move if the mode
18250 of "temp" RTX is BLKmode.
18252 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18253 Richard Guenther <rguenther@suse.de>
18255 PR tree-optimization/31358
18256 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18257 the step with a NULL_TREE.
18258 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18259 to sizetype if type is a pointer type.
18260 (add_candidate_1): Don't convert the base and step to
18261 the generic type if the orginal type is a pointer type.
18262 (add_iv_value_candidates): Use sizetype for the step
18263 if type is a pointer type.
18264 (cand_value_at): Likewise.
18265 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18267 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18268 Don't convert the tem affine to the type.
18269 (add_elt_to_tree): Use sizetype for the step if a pointer.
18270 Use POINTER_PLUS_EXPR for pointers.
18271 (aff_combination_to_tree): Use sizetype for the step if a
18274 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18276 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18277 Remove commutativity hint.
18279 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18283 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18284 errorneous type. Check that v is a VAR_DECL.
18286 PR middle-end/35099
18287 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18289 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18291 PR tree-optimization/35494
18292 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18293 may be overriden at link and run time.
18295 2008-03-10 Richard Guenther <rguenther@suse.de>
18297 PR tree-optimization/34677
18298 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18299 (poolify_tree): Likewise.
18300 (modify_expr_template): Likewise.
18301 (poolify_modify_stmt): Likewise.
18302 (insert_fake_stores): Handle all component-ref style stores
18303 in addition to INDIRECT_REF. Also handle complex types.
18304 Do not poolify the inserted load.
18305 (realify_fake_stores): Do not rebuild the tree but only
18306 make it a SSA_NAME copy.
18307 (init_pre): Remove initialzation of modify_expr_template.
18308 Do not allocate modify_expr_node_pool.
18309 (fini_pre): Do not free modify_expr_node_pool.
18311 2008-03-10 Paul Brook <paul@codesourcery.com>
18313 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18314 to avoid conflicts.
18316 2008-03-10 Paul Brook <paul@codesourcery.com>
18317 Mark Shinwell <shinwell@codesourcery.com>
18319 * config/arm/cortex-r4.md: New.
18320 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18322 * config/arm/arm.md: Include cortex-r4.md.
18323 (insn): Add smmls, sdiv and udiv values.
18324 (generic_sched): Don't use generic scheduling for Cortex-R4.
18325 (arm_issue_rate): New function.
18326 (TARGET_SCHED_ISSUE_RATE): Define.
18328 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18330 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18332 2008-03-10 Richard Guenther <rguenther@suse.de>
18334 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18335 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18337 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18339 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18340 Set default to true.
18342 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18344 * c.opt (Wsynth): Deprecate.
18345 * doc/invoke.texi (Option Summary, Warning Options): Document
18346 -Wno-format-contains-nul.
18348 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18351 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18352 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18354 2008-03-09 Ira Rosen <irar@il.ibm.com>
18356 * config/rs6000/rs6000.c (builtin_description): Rename vector
18357 left shift operations.
18358 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18359 (altivec_vsl<VI_char>): Rename to ...
18360 (ashl<mode>3): ... new name.
18361 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18363 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18365 2008-03-08 Richard Guenther <rguenther@suse.de>
18367 * coverage.h (tree_coverage_counter_addr): Declare.
18368 * coverage.c (tree_coverage_counter_addr): New function.
18369 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18370 before using again.
18371 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18372 (tree_gen_one_value_profiler): Likewise.
18373 (tree_gen_ic_profiler): Likewise.
18374 (tree_gen_average_profiler): Likewise.
18375 (tree_gen_ior_profiler): Likewise.
18377 2008-03-08 Richard Guenther <rguenther@suse.de>
18379 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18380 (vn_binary_op_insert): Likewise.
18381 (vn_unary_op_lookup): Likewise.
18382 (vn_unary_op_insert): Likewise.
18383 (vn_nary_op_lookup): Declare.
18384 (vn_nary_op_insert): Likewise.
18385 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18386 and binary hashes, use a single obstack for unary_op_pool
18387 and binary_op_pool.
18388 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18389 a single struct vn_nary_op_s. Store tree code length and
18390 a variable number of operands.
18391 (struct vn_reference_op_struct): Remove unused op2.
18392 (vn_reference_op_eq): Do not compare op2.
18393 (vn_reference_op_compute_hash): Do not compute hash of op2.
18394 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18395 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18396 with vn_nary_op_compute_hash.
18397 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18398 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18400 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18402 (visit_unary_op): Call nary functions.
18403 (visit_binary_op): Likewise.
18404 (process_scc): Adjust for struct vn_tables_s changes.
18405 (allocate_vn_table): Likewise.
18406 (free_vn_table): Likewise.
18407 * tree-vn.c (vn_add): Call nary functions.
18408 (vn_lookup): Likewise.
18410 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18413 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18414 wdst back after sync_compare_and_swapqhi_internal.
18416 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18419 * config/i386/i386-modes.def (V1DI): New vector mode.
18420 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18421 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18422 (MMXMODE248): Ditto.
18423 (MMXMODE): Add V1DI mode.
18424 (mmxvecsize): Change DI mode to V1DI mode.
18425 ("mov<mode>): Use MMXMODEI8 mode iterator.
18426 ("*mov<mode>_internal_rex64"): Ditto.
18427 ("*mov<mode>_internal"): Ditto.
18428 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18429 ("mmx_sub<mode>3"): Ditto.
18430 ("mmx_adddi3"): Remove insn pattern.
18431 ("mmx_subdi3"): Ditto.
18432 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18433 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18434 ("mmx_ashl<mode>3"): Ditto.
18435 ("mmx_lshrdi3"): Remove insn pattern.
18436 ("mmx_ashldi3"): Ditto.
18437 * config/i386/i386.c (classify_argument): Handle V1DImode.
18438 (function_arg_advance_32): Ditto.
18439 (function_arg_32): Ditto.
18440 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18441 mmx_addv1di3 insn pattern.
18442 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18443 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18444 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18445 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18446 Remove definitions of built-in functions.
18447 (V1DI_type_node): New node.
18448 (v1di_ftype_v1di_int): Ditto.
18449 (v1di_ftype_v1di_v1di): Ditto.
18450 (v2si_ftype_v2si_si): Ditto.
18451 (v4hi_ftype_v4hi_di): Remove node.
18452 (v2si_ftype_v2si_di): Ditto.
18453 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18454 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18455 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18456 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18457 Add new builtins using def_builtin_const.
18458 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18459 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18460 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18461 * config/i386/mmintrin.h (__v1di): New typedef.
18462 (_mm_add_si64): Cast arguments to __v1di type.
18463 (_mm_sub_si64): Ditto.
18464 (_mm_sll_pi16): Cast __count to __v4hi type.
18465 (_mm_sll_pi32): Cast __count to __v2si type.
18466 (_mm_sll_si64): Cast arguments to __v1di type.
18467 (_mm_srl_pi16): Cast __count to __v4hi type.
18468 (_mm_srl_pi32): Cast __count to __v2si type.
18469 (_mm_srl_si64): Cast arguments to __v1di type.
18470 (_mm_sra_pi16): Cast __count to __v4hi type.
18471 (_mm_sra_pi32): Cast __count to __v2si type.
18472 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18473 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18474 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18475 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18476 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18477 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18478 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18479 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18480 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18481 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18482 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18483 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18485 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18487 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18489 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18492 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18493 reg+const addressing for Altivec modes. Don't generate reg+reg
18494 addressing for TFmode or TDmode quantities.
18496 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18498 * c-common.c (vector_types_convertible_p): Call langhook
18499 instead of comptypes.
18501 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18504 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18505 integral and scalar float variables which have a
18508 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18510 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18511 dwarf_register_span hook when emitting unwind information for
18512 register-to-memory saves.
18513 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18514 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18516 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18518 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18519 for the same VAR_DECL.
18521 2008-03-06 Tom Tromey <tromey@redhat.com>
18523 * treelang: Delete.
18524 * doc/standards.texi (Standards): Don't mention treelang.
18525 * doc/invoke.texi (Overall Options): Don't mention treelang.
18526 * doc/install.texi (Prerequisites): Don't mention bison or
18528 (Configuration): Don't mention treelang.
18529 (Building): Likewise.
18530 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18532 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18534 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18535 word-extractions out of a multi-word object.
18537 2008-03-06 Richard Guenther <rguenther@suse.de>
18539 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18540 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18541 result type and precision.
18542 * expr.c (get_inner_reference): Set unsignedp based on the result
18543 type of BIT_FIELD_REF.
18544 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18545 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18546 (try_instantiate_multiple_fields): Likewise. Use the correct type
18548 (sra_build_assignment): Likewise.
18549 (sra_build_elt_assignment): Likewise.
18550 (sra_explode_bitfield_assignment): Likewise.
18551 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18552 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18553 set BIT_FIELD_REF_UNSIGNED.
18554 (vectorizable_load): Likewise.
18556 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18558 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18561 2008-03-06 Richard Guenther <rguenther@suse.de>
18563 * alias.c (struct alias_set_entry): Move has_zero_child field
18564 to pack with alias_set.
18566 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18568 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18571 2008-03-05 Ian Lance Taylor <iant@google.com>
18573 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18575 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18577 * fwprop.c (update_df): Support width and offset parameters of
18579 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18580 global_conflicts): Change DF_REF_EXTRACT to either
18581 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18582 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18583 * df-scan.c (df_ref_record, df_defs_record,
18584 df_ref_create_structure, df_def_record_1, df_uses_record,
18585 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18586 df_bb_refs_collect, df_entry_block_defs_collect,
18587 df_exit_block_uses_collect): Support new width and offset fields.
18588 (ref_extract_pool): New storage pool.
18589 (df_free_ref): New function.
18590 (df_reg_chain_unlink, df_free_collection_rec,
18591 df_sort_and_compress_refs): Call df_free_ref.
18592 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18594 (df_ref_create_structure): Allocate df_ref_extract if offset and
18595 width fields are used.
18596 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18597 (df_uses_record): Get offset and width from ZERO_EXTRACT
18599 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18600 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18601 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18602 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18603 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18604 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18605 (df_ref_extract): New structure.
18606 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18607 (df_ref_create): Add width and offset parameters.
18609 2008-03-05 Richard Guenther <rguenther@suse.de>
18611 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18612 Use ranges_overlap_p.
18613 (offset_overlaps_with_access): Rename
18614 to ranges_overlap_p and move ...
18615 * tree-flow-inline.h (ranges_overlap_p): ... here.
18617 * tree.h (get_inner_reference, handled_component_p): Update
18620 * tree.h (record_component_aliases, get_alias_set,
18621 alias_sets_conflict_p, alias_sets_must_conflict_p,
18622 objects_must_conflict_p): Move declarations ...
18623 * alias.h (record_component_aliases, get_alias_set,
18624 alias_sets_conflict_p, alias_sets_must_conflict_p,
18625 objects_must_conflict_p): ... here.
18626 Include coretypes.h.
18627 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18629 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18631 * cfg.c: Include tree-flow.h.
18632 (remove_edge_raw): Call redirect_edge_var_map_clear.
18633 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18634 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18635 (redirect_edge_var_map_result): New.
18636 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18637 PENDING_STMT use with redirect_edge_var_map_*.
18638 * tree-ssa.c (edge_var_maps): New definition.
18639 (redirect_edge_var_map_add): New.
18640 (redirect_edge_var_map_clear): New.
18641 (redirect_edge_var_map_dup): New.
18642 (redirect_edge_var_map_vector): New.
18643 (redirect_edge_var_map_destroy): New.
18644 (ssa_redirect_edge): Replace PENDING_STMT use with
18645 redirect_edge_var_map_*.
18646 (flush_pending_stmts): Same.
18647 (delete_tree_ssa): Destroy edge var map.
18648 * tree-flow.h (struct _edge_var_map): New.
18649 Define edge_var_map vector type.
18650 Declare redirect_edge_var_map_* prototypes.
18651 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18652 * tree-cfg.c (reinstall_phi_args): Replace
18653 PENDING_STMT use with redirect_edge_var_map_*.
18655 2008-03-05 Richard Guenther <rguenther@suse.de>
18657 PR tree-optimization/35472
18658 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18659 whose single use_stmt has a overlapping set of loaded and
18660 stored symbols as that use_stmt might be a noop assignment then.
18662 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18664 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18666 2008-03-05 Richard Guenther <rguenther@suse.de>
18669 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18670 should be constants.
18671 * tree-cfg.c (verify_expr): Verify it.
18672 * fold-const.c (fold_truthop): Remove code generating
18673 BIT_FIELD_REFs of structure bases.
18674 (fold_binary): Likewise.
18675 (fold_ternary): Position and size of BIT_FIELD_REFs are
18676 always host integers.
18677 (make_bit_field_ref): Remove.
18678 (optimize_bit_field_compare): Remove.
18679 (all_ones_mask_p): Remove.
18681 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18684 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18685 (split_block_and_df_analyze): New. Split basic block and rebuild
18687 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18689 (split_pattern_seq): Likewise.
18690 (erase_matching_seqs): Likewise.
18691 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18693 2008-03-04 Geoff Keating <geoffk@apple.com>
18695 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18696 declaration and code.
18697 (tree_invalid_nonnegative_warnv_p): Likewise.
18699 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18701 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18702 examples. Truncate option-names then causing overfull hbox.
18704 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18707 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18709 * configure: Rebuilt.
18711 2008-03-04 Rafael Espindola <espindola@google.com>
18713 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18714 (tree_unary_nonnegative_warnv_p): New.
18715 (tree_binary_nonnegative_warnv_p): New.
18716 (tree_single_nonnegative_warnv_p): New.
18717 (tree_invalid_nonnegative_warnv_p): New.
18718 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18720 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18723 * opts.c (handle_option): Postpone 'unknown option' errors only for
18726 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18729 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18732 2008-03-04 Rafael Espindola <espindola@google.com>
18734 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18735 (tree_binary_nonzero_warnv_p): New.
18736 (tree_single_nonzero_warnv_p): New.
18737 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18739 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18741 PR middle-end/35456
18742 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18743 transformations for modes that have signed zeros.
18744 * ifcvt.c (noce_try_abs): Ditto.
18746 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18748 * config/i386/i386.c (override_options): Force
18749 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18751 2008-03-04 Jan Hubicka <jh@suse.cz>
18754 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18757 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18759 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18760 label to probe the stack.
18762 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18764 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18765 (__gthr_win32_mutex_destroy): Declare.
18766 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18767 __gthr_win32_mutex_destroy.
18768 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18770 2008-03-03 Jan Hubicka <jh@suse.cz>
18773 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18774 aggressive on inlining cold calls.
18776 2008-03-03 Richard Guenther <rguenther@suse.de>
18778 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18779 struct copies into the expression table.
18780 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18781 (try_to_simplify): Likewise.
18782 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18783 integral and pointer arguments which do not change the
18784 precision to NOP_EXPRs.
18785 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18786 VIEW_CONVERT_EXPR case.
18788 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18790 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18791 defined in a loop at depth 0 is invariant.
18792 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18793 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18794 be called at loop depth 0.
18796 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18799 * gcc.c (process_command): Update copyright notice dates.
18800 * gcov.c (print_version): Likewise.
18801 * gcov-dump.c (print_version): Likewise.
18802 * mips-tfile.c (main): Likewise.
18803 * mips-tdump.c (main): Likewise.
18805 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18808 * c-common.c (flag_permissive): Delete.
18809 (constant_expression_warnings): Check flags first.
18810 (constant_expression_error): New.
18811 * c-common.h (flag_permissive): Delete.
18812 (constant_expression_error): Declare.
18813 * flags.h (flag_permissive): Declare. Update description.
18814 * diagnostic.c (pedwarn): Update.
18816 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18817 (permissive_error_kind): New.
18818 * toplev.c (flag_permissive): Define. Update description.
18819 * toplev.h (permissive_error_kind): Declare.
18820 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18821 (pedwarn_c90): Use pedantic_warning_kind.
18822 * c-opts.c (c_common_post_options): flag_permissive does not affect
18823 flag_pedantic_errors.
18825 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18827 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18828 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18829 __absvsi2, __absvDI2): Use unsigned arithmetic.
18831 2008-03-02 Andi Kleen <ak@suse.de>
18832 Richard Guenther <rguenther@suse.de>
18834 * struct-equiv.c: Remove file.
18835 * cfg_cleanup.c (condjump_equiv_p): Remove.
18836 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18837 (struct-equiv.o): Remove rule.
18838 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18839 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18840 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18842 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18844 * ifcvt.c (noce_process_if_block): Try to handle only the then
18845 block if the else block exists but isn't suitable.
18847 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18850 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18851 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18852 regression from previous patch.
18854 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18857 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18859 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18860 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18861 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18862 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18863 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18864 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18865 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18866 (__gthread_mutex_destroy_function): Rename to
18867 __gthread_mutex_destroy.
18868 * gthr-dce.h (__gthread_mutex_destroy): Call
18869 pthread_mutex_destroy.
18870 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18871 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18872 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18874 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18876 * df-scan.c (df_ref_chain_change_bb): Simplify.
18877 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18878 set_block_for_insn if there's any change.
18879 * df.h ((df_insn_change_bb): Fix prototype.
18880 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18881 df_insn_change_bb, don't call set_block_for_insn.
18882 * emit-rtl.c (reorder_insns): Likewise.
18883 * haifa-sched.c (move_insn): Likewise.
18885 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18887 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18889 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18891 * tree-flow-inline.h (next_readonly_imm_use): Return
18892 NULL_USE_OPERAND_P after the end.
18894 2008-03-01 Richard Guenther <rguenther@suse.de>
18896 PR tree-optimization/35411
18897 * tree-sra.c (sra_build_assignment): Split conversion to
18898 final type to a separate statement if we are not assigning
18901 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18903 * fold-const.c (fold_convertible_p): Correct the logic to follow
18904 that in fold_convert().
18906 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18909 * tree-inline.c (build_duplicate_type): When we make a
18910 duplicate type, make it unique in the canonical types system.
18912 2008-02-29 Tom Tromey <tromey@redhat.com>
18914 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18915 input_file_stack_history, input_file_stack_restored): Remove.
18916 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18917 * input.h (struct file_stack): Remove.
18918 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18919 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18921 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18923 (diagnostic_last_module_changed): Add 'map' argument.
18924 (diagnostic_set_last_function): Likewise.
18925 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18926 line map, not input_file_stack.
18927 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18929 2008-02-29 Paul Brook <paul@codesourcery.com>
18931 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18933 2008-02-29 Paul Brook <paul@codesourcery.com>
18935 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18937 2008-02-29 Richard Guenther <rguenther@suse.de>
18939 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18941 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18942 value for comparing for a store match.
18943 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18944 (try_to_simplify): Do not do a full-blown reference lookup.
18946 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18948 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18949 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18951 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18953 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18955 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18956 strides against cache sizes.
18958 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18960 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18963 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18965 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18966 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18967 is smaller than the original promoted value.
18968 (simplify_subreg): If OP is a SUBREG, try to preserve its
18969 SUBREG_PROMOTED_VAR_P information.
18971 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18973 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18974 (VN_INFO_GET): Allocate new objects on the obstack.
18975 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18976 for rpo_numbers_temp, for consistency.
18977 (free_scc_vn): Free the obstack.
18979 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18981 * doc/invoke.texi: Document -ftree-loop-distribution.
18982 * tree-loop-distribution.c: New.
18983 * tree-pass.h (pass_loop_distribution): New.
18984 * graphds.h (struct graph): Add htab_t indices.
18985 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18986 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18987 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18988 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18989 * tree-data-ref.c (debug_data_dependence_relations): New.
18990 (dump_data_dependence_relation): Also print data references.
18991 (free_data_ref): Extern.
18992 (same_access_functions): Moved...
18993 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18994 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18995 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18996 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18997 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18998 (stmts_from_loop): Skip LABEL_EXPR.
18999 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19001 (build_rdg): Initialize rdg->indices htab.
19002 (free_rdg, stores_from_loop, ref_base_address,
19003 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19004 have_similar_memory_accesses_1, ref_base_address_1,
19005 remove_similar_memory_refs): New.
19006 * tree-data-ref.h: Depend on tree-chrec.h.
19007 (debug_data_dependence_relations, free_data_ref): Declared.
19008 (same_access_functions): ... here.
19009 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19011 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19012 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19013 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19014 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19015 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19016 rdg_vertex_for_stmt): Declared.
19017 (struct rdg_edge): Add level.
19019 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19020 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19022 (rdg_has_similar_memory_accesses): New.
19023 * tree-vect-analyze.c: Remove unused static decls.
19024 * lambda.h (dependence_level): New.
19025 * common.opt (ftree-loop-distribution): New.
19026 * tree-flow.h (mark_virtual_ops_in_bb,
19027 slpeel_tree_duplicate_loop_to_edge_cfg,
19028 rename_variables_in_loop): Declared.
19029 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19030 (OBJS-common): Add tree-loop-distribution.o.
19031 (tree-loop-distribution.o): New rule.
19032 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19033 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19034 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19036 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19039 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19040 other than structures and unions.
19042 2008-02-28 Richard Guenther <rguenther@suse.de>
19045 2008-02-26 Richard Guenther <rguenther@suse.de>
19047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19049 (lookup_decl_from_uid): Declare.
19050 (remove_decl_from_map): Likewise.
19051 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19052 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19053 (decl_for_uid_map): New global hashtable mapping DECL_UID
19055 (init_ttree): Allocate it.
19056 (insert_decl_to_uid_decl_map): New helper function.
19057 (make_node_stat): Insert new decls into the map.
19058 (copy_node_stat): Likewise.
19059 (lookup_decl_from_uid): New function.
19060 (remove_decl_from_map): Likewise.
19061 (print_decl_for_uid_map_statistics): New helper.
19062 (dump_tree_statistics): Call it.
19064 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19065 (referenced_var_iterator): Adjust.
19066 (FOR_EACH_REFERENCED_VAR): Adjust.
19067 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19068 (num_referenced_vars): Adjust.
19069 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19070 (first_referenced_var): Remove.
19071 (end_referenced_vars_p): Likewise.
19072 (next_referenced_var): Likewise.
19073 (referenced_var_iterator_set): New helper function.
19074 * tree-dfa.c (referenced_var_lookup): Adjust.
19075 (referenced_var_check_and_insert): Likewise.
19076 (remove_referenced_var): Likewise.
19077 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19079 (verify_call_clobbering): Likewise.
19080 (verify_memory_partitions): Likewise.
19081 (init_tree_ssa): Allocate bitmap instead of hashtable for
19083 (delete_tree_ssa): Adjust.
19084 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19086 (compute_tag_properties): Likewise.
19087 (set_initial_properties): Likewise.
19088 (find_partition_for): Likewise.
19089 (update_reference_counts): Likewise.
19090 (dump_may_aliases_for): Likewise.
19091 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19092 (add_call_clobber_ops): Likewise.
19093 (add_call_read_ops): Likewise.
19094 (get_asm_expr_operands): Likewise.
19095 * tree-into-ssa.c (dump_decl_set): Likewise.
19096 (update_ssa): Likewise.
19097 * tree-sra.c (scan_function): Likewise.
19098 (decide_instantiations): Likewise.
19099 (scalarize_parms): Likewise.
19100 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19101 (dsa_named_for): Likewise.
19102 * tree-ssa-structalias.c (update_alias_info): Likewise.
19103 (merge_smts_into): Likewise.
19105 2008-02-27 David Daney <ddaney@avtrex.com>
19108 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19109 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19110 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19111 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19112 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19114 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19117 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19118 (BUILT_IN_NEXTTOWARD): Remove.
19119 (BUILT_IN_NEXTTOWARDF): Ditto.
19120 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19121 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19123 2008-02-27 Tom Tromey <tromey@redhat.com>
19125 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19126 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19128 2008-02-27 Jan Beulich <jbeulich@novell.com>
19130 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19131 update the respective field on newdecl.
19133 2008-02-27 Revital Eres <eres@il.ibm.com>
19135 PR rtl-optimization/34999
19136 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19137 crossing edges that ends with a call insn.
19138 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19139 call insn and clear the EDGE_CROSSING flag of the crossing edge
19140 when fixing fallthru edges.
19142 2008-02-27 Richard Guenther <rguenther@suse.de>
19144 PR middle-end/35390
19145 * fold-const.c (fold_unary): Return the correct argument,
19146 converted to the result type.
19148 2008-02-27 Richard Guenther <rguenther@suse.de>
19150 PR middle-end/34971
19151 * expr.c (expand_expr_real_1): Assert on rotates that operate
19153 * fold-const.c (fold_binary): Use the types precision, not the
19154 bitsize of the mode if folding rotate expressions. Build rotates
19155 only for full modes.
19157 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19159 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19160 and CPP_PRAGMA_EOL.
19161 * c-pragma.c (pragma_ns_name): New typedef.
19162 (registered_pp_pragmas): New variable.
19163 (c_pp_lookup_pragma): New function.
19164 (c_register_pragma_1): If flag_preprocess_only, do nothing
19165 for non-expanded pragmas, for expanded ones push pragma's
19166 namespace and name into registered_pp_pragmas vector.
19167 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19168 flag_preprocess_only, don't register GCC pch_preprocess
19169 pragma if flag_preprocess_only.
19170 * c-opts.c (c_common_init): Call init_pragma even if
19171 flag_preprocess_only.
19172 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19173 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19174 cpp_register_pragma if flag_preprocess_only.
19176 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19179 * c-parser.c (c_parser_translation_unit): Warn for empty
19180 translation unit, not empty source file.
19182 2008-02-26 Paul Brook <paul@codesourcery.com>
19184 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19185 operand for Thumb-2.
19186 * config/arm/arm.h (reg_class): Add CORE_REGS.
19187 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19188 (BASE_REG_CLASS): Use CORE_REGS.
19189 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19190 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19191 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19192 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19193 ARM_REGNO_OK_FOR_INDEX_P.
19194 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19195 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19196 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19197 (ldm/stm peepholes): Ditto.
19198 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19199 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19200 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19201 * config/arm/constraints.md: Enable "k" constraint on ARM.
19203 2008-02-27 Ben Elliston <bje@au.ibm.com>
19205 * config/rs6000/rs6000.c: Annotate cache line size field in all
19206 instances of struct processor_costs.
19208 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19210 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19211 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19212 jump_bypass): New counters.
19213 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19214 * dce.c (gate_ud_dce): Same.
19215 (gate_fast_dce): Same.
19216 * dse.c (gate_dse1): New function.
19217 (gate_dse2): New function.
19218 (gate_dse): Merge results of new gate functions.
19219 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19220 (gate_handle_jump_bypass): Add dbg_cnt.
19221 (gate_handle_gcse): Add dbg_cnt.
19222 * ifcvt.c (gate_handle_if_conversion): Same.
19223 (gate_handle_if_after_combine): Same.
19224 (gate_handle_if_after_reload): Same.
19225 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19227 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19229 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19231 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19233 2008-02-26 Jason Merrill <jason@redhat.com>
19236 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19237 alone if it's the naming decl for the type's main variant.
19239 2008-02-26 Tom Tromey <tromey@redhat.com>
19241 * system.h (USE_MAPPED_LOCATION): Poison.
19242 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19243 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19244 (make_goto_expr_edges): Likewise.
19245 (remove_bb): Likewise.
19246 (execute_warn_function_return): Likewise.
19247 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19249 * c-common.c (fname_decl): Remove old location code.
19250 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19252 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19254 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19255 (gen_rtx_ASM_INPUT): Likewise.
19256 (gen_rtx_ASM_INPUT_loc): Likewise.
19257 (get_rtx_asm_OPERANDS): Remove.
19258 * cfglayout.c (insn_locators_alloc): Remove old location code.
19259 (set_curr_insn_source_location): Likewise.
19260 (curr_insn_locator): Likewise.
19261 * print-tree.c (print_node): Remove old location code.
19262 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19263 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19264 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19265 location_from_locus.
19266 (construct_exit_block): Remove old location code.
19267 * emit-rtl.c (force_next_line_note): Remove old location code.
19268 * profile.c (branch_prob): Remove old location code.
19269 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19270 LOC_LINE): Remove old-location variants.
19271 * langhooks.c (lhd_print_error_function): Remove old location
19273 * configure, config.in: Rebuilt.
19274 * configure.ac (--enable-mapped-location): Remove.
19275 * c-decl.c (c_init_decl_processing): Remove old location code.
19276 (finish_function): Likewise.
19277 * recog.c (decode_asm_operands): Remove old location code.
19278 * c-pch.c (c_common_read_pch): Remove old location code.
19279 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19281 * gimple-low.c (lower_function_body): Remove old location code.
19282 * toplev.c (unknown_location): Remove.
19283 (push_srcloc): Remove old-location variant.
19284 (process_options): Remove old location code.
19285 (lang_dependent_init): Likewise.
19286 * input.h (UNKNOWN_LOCATION): Move definition.
19287 (location_t): Undeprecate.
19288 (source_locus): Remove.
19289 (location_from_locus): Remove.
19290 (struct location_s): Remove.
19291 Remove all old-location code.
19292 (input_line, input_filename): Remove.
19293 * final.c (final_scan_insn): Remove old location code.
19294 * diagnostic.c (diagnostic_build_prefix): Remove
19295 USE_MAPPED_LOCATION test.
19296 * tree.h (gimple_stmt) <locus>: Now a location_t.
19297 (tree_exp) <locus>: Likewise.
19298 (DECL_IS_BUILTIN): Remove old-location variant.
19299 (annotate_with_file_line, annotate_with_locus): Likewise.
19300 (expr_locus, set_expr_locus): Update.
19301 * tree.c (build1_stat): Remove old location code.
19302 (last_annotated_node): Remove.
19303 (annotate_with_file_line): Remove old-location variant.
19304 (annotate_with_locus): Likewise.
19305 (expr_location): Remove old location code.
19306 (set_expr_location): Likewise.
19307 (expr_has_location): Likewise.
19308 (expr_locus): Likewise.
19309 (set_expr_locus): Likewise.
19310 (expr_filename): Don't use location_from_locus.
19311 (expr_lineno): Likewise.
19312 * rtl-error.c (location_for_asm): Remove old location code.
19313 * c-lex.c (cb_line_change): Remove old location code.
19314 (fe_file_change): Likewise.
19315 (cb_def_pragma): Likewise.
19316 (c_lex_with_flags): Likewise.
19317 * gengtype.c (do_typedef): Don't special-case location types.
19318 (define_location_structures): Remove.
19319 (main): Don't call define_location_structures.
19320 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19323 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19326 * builtins.def (BUILT_IN_STDARG_START): Remove.
19327 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19328 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19329 * tree-inline.c (inline_forbidden_p_1): Likewise.
19331 2008-02-26 Richard Guenther <rguenther@suse.de>
19333 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19334 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19335 (lookup_decl_from_uid): Declare.
19336 (remove_decl_from_map): Likewise.
19337 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19338 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19339 (decl_for_uid_map): New global hashtable mapping DECL_UID
19341 (init_ttree): Allocate it.
19342 (insert_decl_to_uid_decl_map): New helper function.
19343 (make_node_stat): Insert new decls into the map.
19344 (copy_node_stat): Likewise.
19345 (lookup_decl_from_uid): New function.
19346 (remove_decl_from_map): Likewise.
19347 (print_decl_for_uid_map_statistics): New helper.
19348 (dump_tree_statistics): Call it.
19350 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19351 (referenced_var_iterator): Adjust.
19352 (FOR_EACH_REFERENCED_VAR): Adjust.
19353 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19354 (num_referenced_vars): Adjust.
19355 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19356 (first_referenced_var): Remove.
19357 (end_referenced_vars_p): Likewise.
19358 (next_referenced_var): Likewise.
19359 (referenced_var_iterator_set): New helper function.
19360 * tree-dfa.c (referenced_var_lookup): Adjust.
19361 (referenced_var_check_and_insert): Likewise.
19362 (remove_referenced_var): Likewise.
19363 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19365 (verify_call_clobbering): Likewise.
19366 (verify_memory_partitions): Likewise.
19367 (init_tree_ssa): Allocate bitmap instead of hashtable for
19369 (delete_tree_ssa): Adjust.
19370 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19371 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19372 (compute_tag_properties): Likewise.
19373 (set_initial_properties): Likewise.
19374 (find_partition_for): Likewise.
19375 (update_reference_counts): Likewise.
19376 (dump_may_aliases_for): Likewise.
19377 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19378 (add_call_clobber_ops): Likewise.
19379 (add_call_read_ops): Likewise.
19380 (get_asm_expr_operands): Likewise.
19381 * tree-into-ssa.c (dump_decl_set): Likewise.
19382 (update_ssa): Likewise.
19383 * tree-sra.c (scan_function): Likewise.
19384 (decide_instantiations): Likewise.
19385 (scalarize_parms): Likewise.
19386 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19387 (dsa_named_for): Likewise.
19388 * tree-ssa-structalias.c (update_alias_info): Likewise.
19389 (merge_smts_into): Likewise.
19391 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19394 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19395 * c-opts.c (c_common_handle_option): Wall enables
19396 Wvolatile-register-var.
19397 * common.opt: Move Wvolatile-register-var to...
19400 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19402 * common.opt (Wlarger-than=): New.
19403 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19405 * opts.c (common_handle_option): Handle -Wlarger-than=.
19406 * optc-gen.awk: Likewise.
19407 * opth-gen.awk: Likewise.
19408 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19409 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19411 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19413 * c-common.c (match_case_to_enum_1): Add appropriate
19414 OPT_W* parameter to warning.
19415 (c_do_switch_warnings): Likewise.
19416 * c-typeck.c (warning_init): Add one more parameter following
19417 'warning' function.
19418 (push_init_level): Update call to warning_init.
19419 (pop_init_level): Likewise.
19420 (add_pending_init): Likewise.
19421 (output_init_element: Likewise.
19423 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19426 * toplev.c (toplev_main): If there are warnings or error, print
19427 errors for ignored options.
19428 * opts.c (ignored_options): New static variable.
19429 (postpone_unknown_option_error): New.
19430 (print_ignored_options): New.
19431 (handle_option): Postpone errors for unknown -Wno-* options.
19432 * opts.h (print_ignored_options): Declare.
19434 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19436 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19439 2008-02-25 Richard Guenther <rguenther@suse.de>
19442 2008-02-25 Richard Guenther <rguenther@suse.de>
19444 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19445 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19446 (lookup_decl_from_uid): Declare.
19447 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19448 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19449 (decl_for_uid_map): New global hashtable mapping DECL_UID
19451 (init_ttree): Allocate it.
19452 (insert_decl_to_uid_decl_map): New helper function.
19453 (make_node_stat): Insert new decls into the map.
19454 (copy_node_stat): Likewise.
19455 (lookup_decl_from_uid): New function.
19456 (print_decl_for_uid_map_statistics): New helper.
19457 (dump_tree_statistics): Call it.
19459 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19460 (referenced_var_iterator): Adjust.
19461 (FOR_EACH_REFERENCED_VAR): Adjust.
19462 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19463 (num_referenced_vars): Adjust.
19464 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19465 (first_referenced_var): Remove.
19466 (end_referenced_vars_p): Likewise.
19467 (next_referenced_var): Likewise.
19468 (referenced_var_iterator_set): New helper function.
19469 * tree-dfa.c (referenced_var_lookup): Adjust.
19470 (referenced_var_check_and_insert): Likewise.
19471 (remove_referenced_var): Likewise.
19472 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19473 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19474 (verify_call_clobbering): Likewise.
19475 (verify_memory_partitions): Likewise.
19476 (init_tree_ssa): Allocate bitmap instead of hashtable for
19478 (delete_tree_ssa): Adjust.
19479 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19480 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19481 (compute_tag_properties): Likewise.
19482 (set_initial_properties): Likewise.
19483 (find_partition_for): Likewise.
19484 (update_reference_counts): Likewise.
19485 (dump_may_aliases_for): Likewise.
19486 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19487 (add_call_clobber_ops): Likewise.
19488 (add_call_read_ops): Likewise.
19489 (get_asm_expr_operands): Likewise.
19490 * tree-into-ssa.c (dump_decl_set): Likewise.
19491 (update_ssa): Likewise.
19492 * tree-sra.c (scan_function): Likewise.
19493 (decide_instantiations): Likewise.
19494 (scalarize_parms): Likewise.
19495 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19496 (dsa_named_for): Likewise.
19497 * tree-ssa-structalias.c (update_alias_info): Likewise.
19498 (merge_smts_into): Likewise.
19500 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19503 * doc/invoke.texi (-fcx-limited-range): Document new option.
19504 * toplev.c (process_options): Handle -fcx-fortran-rules.
19505 * common.opt: Add documentation for -fcx-fortran-rules.
19507 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19510 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19511 actual behaviour and C99.
19513 2008-02-26 Ben Elliston <bje@au.ibm.com>
19515 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19516 (ASM_CPU_POWER6_SPEC): Likewise.
19517 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19518 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19519 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19521 2008-02-25 Richard Guenther <rguenther@suse.de>
19523 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19524 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19525 (lookup_decl_from_uid): Declare.
19526 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19527 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19528 (decl_for_uid_map): New global hashtable mapping DECL_UID
19530 (init_ttree): Allocate it.
19531 (insert_decl_to_uid_decl_map): New helper function.
19532 (make_node_stat): Insert new decls into the map.
19533 (copy_node_stat): Likewise.
19534 (lookup_decl_from_uid): New function.
19535 (print_decl_for_uid_map_statistics): New helper.
19536 (dump_tree_statistics): Call it.
19538 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19539 (referenced_var_iterator): Adjust.
19540 (FOR_EACH_REFERENCED_VAR): Adjust.
19541 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19542 (num_referenced_vars): Adjust.
19543 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19544 (first_referenced_var): Remove.
19545 (end_referenced_vars_p): Likewise.
19546 (next_referenced_var): Likewise.
19547 (referenced_var_iterator_set): New helper function.
19548 * tree-dfa.c (referenced_var_lookup): Adjust.
19549 (referenced_var_check_and_insert): Likewise.
19550 (remove_referenced_var): Likewise.
19551 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19553 (verify_call_clobbering): Likewise.
19554 (verify_memory_partitions): Likewise.
19555 (init_tree_ssa): Allocate bitmap instead of hashtable for
19557 (delete_tree_ssa): Adjust.
19558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19560 (compute_tag_properties): Likewise.
19561 (set_initial_properties): Likewise.
19562 (find_partition_for): Likewise.
19563 (update_reference_counts): Likewise.
19564 (dump_may_aliases_for): Likewise.
19565 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19566 (add_call_clobber_ops): Likewise.
19567 (add_call_read_ops): Likewise.
19568 (get_asm_expr_operands): Likewise.
19569 * tree-into-ssa.c (dump_decl_set): Likewise.
19570 (update_ssa): Likewise.
19571 * tree-sra.c (scan_function): Likewise.
19572 (decide_instantiations): Likewise.
19573 (scalarize_parms): Likewise.
19574 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19575 (dsa_named_for): Likewise.
19576 * tree-ssa-structalias.c (update_alias_info): Likewise.
19577 (merge_smts_into): Likewise.
19579 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19582 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19583 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19584 * alias.h (nonoverlapping_memrefs_p): Likewise.
19586 2008-02-25 Jan Beulich <jbeulich@novell.com>
19588 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19589 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19590 __emultls_get_address, __emultls_register_common,
19591 __floatundi?f, and _Unwind_GetIPInfo.
19592 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19593 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19594 (gen_regparm_prefix): Likewise.
19595 (i386_nlm_encode_section_info): Sync with
19596 config/i386/winnt.c:i386_pe_encode_section_info().
19597 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19598 i386_nlm_mangle_decl_assembler_name): New.
19599 (netware_override_options): New.
19600 * config/i386/netware.h (netware_override_options): Declare.
19601 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19602 (i386_nlm_mangle_decl_assembler_name): Declare.
19603 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19605 2008-02-25 Ben Elliston <bje@au.ibm.com>
19608 * c-decl.c (grokdeclarator): Remove unused local variables
19609 `typedef_type' and `type_as_written'.
19611 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19612 unused local variable `has_hot_blocks'.
19613 (fix_crossing_conditional_branches): Remove unused local variable
19616 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19618 PR middle-end/19984
19619 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19620 using DEF_C99_BUILTIN.
19621 (BUILT_IN_NANF): Ditto.
19622 (BUILT_IN_NANL): Ditto.
19624 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19625 Revital Eres <eres@il.ibm.com>
19627 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19628 regarding the order of two dependent insns in the same row.
19630 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19632 * stor-layout.c (layout_decl): Do not bump the alignment of a
19633 bit-field to more than byte alignment if it is packed.
19635 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19637 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19640 2008-02-24 Diego Novillo <dnovillo@google.com>
19642 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19645 * tree-vrp.c (vrp_evaluate_conditional): With
19646 -Wtype-limits, emit a warning when comparing against a
19647 constant outside the natural range of OP0's type.
19648 * c.opt (Wtype-limits): Move ...
19649 * common.opt (Wtype-limits): ... here.
19651 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19653 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19654 * config/rs6000/e300c2c3.md: New file.
19655 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19657 (rs6000_override_options): Add e300c2 and e300c3 cases to
19658 processor_target_table. Do not allow usage of Altivec or Spe
19659 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19660 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19661 * config/rs6000/rs6000.h (processor_type): Add
19662 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19663 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19664 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19665 and ppce300c3. Include e300c2c3.md.
19667 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19669 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19670 instead of TARGET_STRICT_ALIGN.
19672 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19674 * explow.c (memory_address): Assert that the generated address is
19677 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19680 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19681 * config/darwin-ppc-ldouble-patch.def: New file.
19682 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19683 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19684 SUBTARGET_INIT_BUILTINS if defined.
19685 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19688 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19691 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19692 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19694 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19697 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19698 file" warning condtional on -Winvalid-PCH.
19700 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19702 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19704 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19708 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19709 prevent reload from using MMX registers.
19710 (*mov<mode>_internal): Ditto.
19711 (*movv2sf_internal_rex64): Ditto.
19712 (*movv2sf_internal): Ditto.
19714 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19716 PR documentation/31569
19717 * doc/install.texi2html: Use makeinfo --no-number-sections.
19719 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19721 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19722 ensure that we can address an entire entity > 8 bytes. Don't
19723 generate reg+reg addressing for such data.
19725 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19727 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19728 strings when optimizing for size, unless the target cares about
19731 2008-02-22 Tom Tromey <tromey@redhat.com>
19733 * regclass.c (current_pass): Remove declaration.
19735 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19737 * config/avr/libgcc.S (__RAMPZ__): Define.
19738 (__do_copy_data): Add for devices with 128KB code memory.
19740 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19742 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19744 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19746 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19748 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19751 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19754 * c-typeck.c (build_binary_op): Warn about floating point
19755 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19757 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19760 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19761 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19763 (rs6000_override_options): Set altivec_abi as default, not override,
19764 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19765 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19766 is used; use new member spe_abi.
19767 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19768 spe_abi and altivec_abi.
19770 2008-02-22 Tomas Bily <tbily@suse.cz>
19772 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19774 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19777 * config.build (build_file_translate): Set to `CMD //c' only if
19779 * Makefile.in (build_file_translate): Improve comment.
19781 2008-02-21 Jan Hubicka <jh@suse.cz>
19783 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19784 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19785 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19787 2008-02-21 Michael Matz <matz@suse.de>
19790 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19792 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19794 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19795 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19796 as insn constraint.
19797 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19798 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19799 SSE_VEC_FLOAT_MODE_P as insn constraint.
19800 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19801 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19802 sse4a_movntdf using MODEF mode iterator.
19803 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19804 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19805 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19806 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19807 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19808 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19809 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19811 2008-02-21 Richard Guenther <rguenther@suse.de>
19813 * tree.def (PAREN_EXPR): New tree code.
19814 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19816 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19817 * expr.c (expand_expr_real_1): Likewise.
19818 * tree-inline.c (estimate_num_insns_1): Likewise.
19819 * tree-complex.c (expand_complex_move): Likewise.
19820 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19823 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19826 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19828 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19831 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19833 * config/sh/sh.c (find_barrier): Don't go past
19834 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19836 2008-02-20 DJ Delorie <dj@redhat.com>
19838 * config/h8300/h8300.md (insv): Force source operand to be a register.
19840 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19841 as a jump, not as a plain insn.
19843 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19845 * doc/invoke.texi (Warning Options): Add new option
19846 -Wframe-larger-than=.
19847 (-Wframe-larger-than): Document.
19849 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19850 Add declarations for new option variables.
19852 * final.c (final_start_function): Check the frame size
19853 before emission and issue a Wframe-larger-than warning.
19855 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19856 Add definitions for new option variables.
19857 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19859 * common.opt (Wframe-larger-than=): New option.
19861 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19863 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19864 (<sse>_div<mode>3): Ditto.
19865 (<sse>_vmdiv<mode>3): Ditto.
19866 (<sse>_vmsqrt<mode>2): Ditto.
19867 (*smax<mode>3): Ditto.
19868 (sse5_frcz<mode>2): Ditto.
19869 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19870 as insn constraint.
19872 2008-02-20 Richard Guenther <rguenther@suse.de>
19874 PR middle-end/35265
19875 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19876 be happy with INTEGRAL_TYPE_P.
19878 2008-02-20 Richard Guenther <rguenther@suse.de>
19880 * fold-const.c (split_tree): Associate floatig-point expressions
19881 if flag_associative_math is set.
19883 2008-02-20 Richard Guenther <rguenther@suse.de>
19885 * tree.h (fold_real_zero_addition_p): Declare.
19886 * fold-const.c (fold_real_zero_addition_p): Export.
19887 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19888 floating-point operations with zero and one.
19890 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19892 * doc/install.texi: Correct references to CFLAGS, replacing them
19893 with BOOT_CFLAGS. Document flags used during bootstrap for
19896 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19898 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19899 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19900 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19902 (smin<mode>3): Ditto from similar patterns.
19903 (smax<mode>3): Ditto.
19904 (*ieee_smin<mode>3): Ditto.
19905 (*ieee_smax<mode>3): Ditto.
19906 * config/i386/sse.md (sse): New mode attribute.
19907 (mov<mode>): Macroize expander from movv4sf and movv2df using
19908 SSEMODEF2P mode iterator.
19909 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19910 SSE_VEC_FLOAT_MODE_P as insn constraint.
19911 (storent<mode>): Ditto.
19912 (storent<mode>): Macroize expander from storentsf and storentdf using
19913 MODEF mode iterator.
19914 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19915 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19916 (abs<mode>2): Ditto from similar patterns.
19917 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19918 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19919 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19920 (<sse>_vmsqrt<mode>2): Ditto.
19921 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19922 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19923 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19924 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19925 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19926 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19927 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19929 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19930 iterator and SSE_FLOAT_MODE_P as insn constraint.
19931 (<sse>_ucomi): Ditto from similar patterns.
19932 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19933 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19934 SSE_VEC_FLOAT_MODE_P as insn constraint.
19935 (vcond<mode>): Ditto from similar patterns.
19936 (and<mode>3, *and<mode>3): Ditto.
19937 (<sse>_nand<mode>3): Ditto.
19938 (ior<mode>3, *ior<mode>3): Ditto.
19939 (xor<mode>3, *xor<mode>3): Ditto.
19940 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19941 iterator and SSE_FLOAT_MODE_P as insn constraint.
19942 (*nand<mode>3): Ditto from similar patterns.
19943 (*ior<mode>3): Ditto.
19944 (*xor<mode>3): Ditto.
19946 2008-02-20 Ira Rosen <irar@il.ibm.com>
19948 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19949 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19950 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19952 2008-02-19 Jan Hubicka <jh@suse.cz>
19954 * predict.c (tree_bb_level_predictions): Remove variable next
19955 mistakely introduced by previous commit.
19957 2008-02-19 Jan Hubicka <jh@suse.cz>
19959 * predict.c (predict_paths_leading_to): Rewrite.
19960 (predict_paths_for_bb): New.
19961 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19963 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19966 * Makefile.in (build_file_translate): New.
19967 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19968 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19969 * configure.ac (build_file_translate): Substitute it.
19970 * configure: Regenerate.
19972 2008-02-19 Jan Hubicka <jh@suse.cz>
19974 PR rtl-optimization/34408
19975 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19978 2008-02-19 Jan Hubicka <jh@suse.cz>
19980 PR middle-end/28779
19981 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19984 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19987 * config/i386/i386-modes.def: Revert the last DI alignment
19988 change until Ada people can look into it.
19990 2008-02-19 Nick Clifton <nickc@redhat.com>
19992 * opts.c (print_specific_help): Fix typo in --help text.
19994 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19997 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19998 32-bit inline asm without asm alternatives for host GCC < 3.0.
20000 2008-02-19 Richard Guenther <rguenther@suse.de>
20002 PR tree-optimization/34989
20003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20004 Allow propagation to INDIRECT_REF if we can simplify only.
20006 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20008 * c-common.c (warn_for_collisions_1): Use appropriate option when
20011 2008-02-19 Nick Clifton <nickc@redhat.com>
20014 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20015 (handle_options): Fix indentation.
20016 (print_filtered_help): If no language-specific options were
20017 displayed tell the user how to list all the options supported by
20018 the language's front-end.
20019 (print_specific_help): Fix indentation and remove duplicate line.
20020 (common_handle_option): Handle the -v option.
20021 For --help enable the display of undocumented options if the -v
20022 switch has been included on the command line.
20023 For --help= check for overlaps in the arguments between the option
20024 classes and the language names and issue a warning when they
20025 cannot be disambiguated.
20026 * c.opt (v): Pass on to the common option handler.
20028 2008-02-19 Revital Eres <eres@il.ibm.com>
20030 * modulo-sched.c (sms_schedule): Change dump message when
20031 create_ddg function fails.
20032 (try_scheduling_node_in_cycle): Rename row to cycle.
20033 (print_partial_schedule): Rename CYCLE to ROW.
20035 2008-02-19 Christian Bruel <christian.bruel@st.com>
20036 Zdenek Dvorak <ook@ucw.cz>
20038 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20040 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20043 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20044 (*x86_movdicc_0_m1_se): Ditto.
20046 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20048 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20049 (CMPtype): Define as __gcc_CMPtype.
20050 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20051 (CMPtype): Define as __gcc_CMPtype.
20053 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20055 Support valgrind 3.3 for --enable-checking=valgrind.
20056 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20058 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20059 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20060 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20061 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20062 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20063 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20064 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20066 * ggc-zone.c: Similar.
20067 * ggc-page.c: Similar.
20069 2008-02-19 Paul Brook <paul@codesourcery.com>
20072 * config/arm/ieee754-df.S: Fix do_it typo.
20073 * config/arm/ieee754-sf.S: Fix do_it typo.
20075 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20078 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20079 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20080 (OPTION_MASK_ISA_SSE_SET): Likewise.
20081 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20082 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20083 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20084 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20085 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20086 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20087 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20088 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20089 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20090 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20091 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20092 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20093 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20094 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20095 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20096 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20097 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20098 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20099 (OPTION_MASK_ISA_SSE4): Removed.
20100 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20101 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20102 (override_options): Don't turn on implied SSE/MMX bits in
20105 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20107 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20110 2008-02-18 Joey Ye <joey.ye@intel.com>
20112 PR middle-end/34921
20113 * tree-nested.c (insert_field_into_struct): Set type alignment
20114 to field alignment if the former is less than the latter.
20116 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20118 * BASE-VER: Set to 4.4.0.
20120 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20122 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20123 * doc/cfg.texi: Likewise.
20124 * doc/extend.texi: Likewise.
20125 * doc/gty.texi: Likewise.
20126 * doc/invoke.texi: Likewise.
20127 * doc/loop.texi: Likewise.
20128 * doc/md.texi: Likewise.
20129 * doc/passes.texi: Likewise.
20130 * doc/rtl.texi: Likewise.
20131 * doc/sourcebuild.texi: Likewise.
20132 * doc/tm.texi: Likewise.
20133 * doc/tree-ssa.texi: Likewise.
20135 2008-02-17 Richard Guenther <rguenther@suse.de>
20137 PR middle-end/35227
20138 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20139 without default definition.
20141 2008-02-17 Richard Guenther <rguenther@suse.de>
20143 PR tree-optimization/35231
20144 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20147 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20150 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20151 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20152 libgcc_cmp_return mode.
20154 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20157 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20159 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20161 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20164 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20166 * doc/c-tree.texi: Use `@.' where appropriate.
20167 * doc/extend.texi: Likewise.
20168 * doc/install.texi: Likewise.
20169 * doc/invoke.texi: Likewise.
20170 * doc/loop.texi: Likewise.
20171 * doc/makefile.texi: Likewise.
20172 * doc/md.texi: Likewise.
20173 * doc/passes.texi: Likewise.
20174 * doc/standards.texi: Likewise.
20175 * doc/tm.texi: Likewise.
20177 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20179 PR middle-end/35196
20180 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20182 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20183 rather than in entry_bb.
20185 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20187 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20188 libgcc_cmp_return mode.
20190 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20192 PR middle-end/35130
20193 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20194 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20196 2008-02-15 Richard Guenther <rguenther@suse.de>
20197 Zdenek Dvorak <ook@ucw.cz>
20199 PR tree-optimization/35164
20200 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20201 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20202 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20203 Only propagate addresses which do not have abnormal SSA_NAMEs
20206 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20209 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20211 2008-02-15 Jan Hubicka <jh@suse.cz>
20213 PR middle-end/35149
20214 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20216 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20218 PR middle-end/34621
20219 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20220 when calculating alignment_pad.
20222 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20224 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20225 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20226 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20227 and STACK_BOUNDARY define.
20229 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20231 PR preprocessor/35061
20232 * c-pragma.c (handle_pragma_pop_macro): Check that
20233 pushed_macro_table has been allocated.
20235 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20237 PR middle-end/35136
20238 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20239 (force_gimple_operand): Likewise.
20240 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20241 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20242 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20243 (find_interesting_uses_address): Check addressability and alignment
20244 of the base expression only after substituting bases of IVs into it.
20246 2008-02-14 Michael Matz <matz@suse.de>
20249 * function.c (instantiate_virtual_regs_in_insn): Reload address
20250 before falling back to reloading the whole operand.
20252 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20254 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20255 before the first section switch note.
20257 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20259 * doc/bugreport.texi: Update copyright years.
20260 * doc/c-tree.texi: Likewise.
20261 * doc/cfg.texi: Likewise.
20262 * doc/cpp.texi: Likewise.
20263 * doc/cppinternals.texi: Likewise.
20264 * doc/fragments.texi: Likewise.
20265 * doc/frontends.texi: Likewise.
20266 * doc/gcc.texi: Likewise.
20267 * doc/gty.texi: Likewise.
20268 * doc/hostconfig.texi: Likewise.
20269 * doc/implement-c.texi: Likewise.
20270 * doc/libgcc.texi: Likewise.
20271 * doc/loop.texi: Likewise.
20272 * doc/makefile.texi: Likewise.
20273 * doc/options.texi: Likewise.
20274 * doc/passes.texi: Likewise.
20275 * doc/rtl.texi: Likewise.
20276 * doc/sourcebuild.texi: Likewise.
20277 * doc/standards.texi: Likewise.
20278 * doc/tree-ssa.texi: Likewise.
20279 * doc/trouble.texi: Likewise.
20281 * doc/extend.texi: Use @: or add comma where appropriate.
20282 * doc/invoke.texi: Likewise.
20283 * doc/tm.texi: Likewise.
20285 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20288 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20291 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20293 * doc/md.texi (clz, ctz): Add reference.
20294 * doc/rtl.texi (clz, ctz): Likewise.
20296 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20299 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20302 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20304 * config/s390/s390.c (struct constant_pool): New field
20305 emit_pool_after added.
20306 (s390_mainpool_start): Set the emit_pool_after flag according
20307 to the section switch notes.
20308 (s390_mainpool_finish): Consider emit_pool_after when emitting
20309 the literal pool at the end of the function.
20310 (s390_chunkify_start): Force literal pool splits at section
20313 2008-02-13 Michael Matz <matz@suse.de>
20316 * var-tracking.c (clobber_variable_part): Correctly traverse the
20319 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20322 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20323 Add -fdump-ipa-inline.
20324 * tree-dump.c (dump_files): Remove tree-inlined dump.
20325 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20327 2008-02-12 Richard Guenther <rguenther@suse.de>
20329 PR tree-optimization/35171
20330 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20333 2008-02-12 Richard Guenther <rguenther@suse.de>
20335 PR middle-end/35163
20336 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20337 value-preserving mode. Disallow final truncation.
20339 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20341 PR middle-end/35136
20342 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20343 code from here to...
20344 (force_gimple_operand): ...here.
20346 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20349 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20350 non-compatible pointers.
20351 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20352 different FIELD_DECLs, try harder by comparing field offsets, sizes
20355 PR inline-asm/35160
20356 * function.c (match_asm_constraints_1): Don't replace the same input
20359 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20361 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20362 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20363 (expand_epilogue): Restore RAMPZ register.
20364 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20366 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20368 * config/i386/cygwin.asm: (__alloca): Correct calling
20369 convention and alignment.
20370 (__chkstk): Force 8 byte stack alignment.
20372 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20373 Richard Guenther <rguenther@suse.de>
20375 PR tree-optimization/33992
20376 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20377 the zero we compare against.
20379 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20381 PR libfortran/35063
20382 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20383 to CloseHandle after unlocking to prevent accumulation of handle
20386 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20388 PR middle_end/34150
20389 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20390 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20391 and update LABEL_NUSES during and after reload.
20393 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20395 PR middle-end/34627
20396 * combine.c (simplify_if_then_else): Make sure the comparison is
20397 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20399 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20402 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20403 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20404 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20405 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20406 * tree.h (get_type_static_bounds): Likewise.
20408 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20410 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20411 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20412 Make -Wfoo language annotations match what the compiler outputs.
20414 2008-02-08 Sa Liu <saliu@de.ibm.com>
20416 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20417 intrinsics spu_convts, spu_convtu, spu_convtf.
20419 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20421 * doc/extend.texi (Function Attributes) <noinline>: Mention
20422 asm ("") as method to keep calls.
20424 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20427 * doc/options.texi (Options): Replace references to opts.sh with
20429 * opts-common.c: Likewise.
20430 * optc-gen.awk: Likewise.
20432 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20434 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20436 2008-02-07 Richard Henderson <rth@redhat.com>
20439 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20440 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20443 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20445 PR tree-optimization/35085
20446 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20447 for operand entry oe2 in addition to operand entry oe3 in order to
20448 expose more opportunities for vectorizer sum reduction.
20450 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20453 * Makefile.in (LIBS): Remove $(GMPLIBS).
20454 (cc1-dummy, cc1): Add $(GMPLIBS).
20456 2008-02-06 Jan Hubicka <jh@suse.cz>
20459 * i386.md (moddf_integer): Do not produce partial memory stalls for
20460 targets where it hurts.
20462 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20465 * optabs.c (expand_float): Do not check for decimal modes when
20466 expanding unsigned integer through signed conversion.
20468 2008-02-06 Nick Clifton <nickc@redhat.com>
20470 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20471 inside the clobber with a match_operand and duplicated operand
20472 number in the constraint.
20473 (ineqbranchsi): Delete redundant comment.
20475 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20477 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20478 builtin_define ("__USE_INIT_FINI__").
20479 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20481 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20483 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20485 PR documentation/30330
20486 * doc/invoke.texi (C++ Dialect Options)
20487 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20488 For each warning option -Wfoo that allows -Wno-foo, ensure both
20489 -Wfoo and -Wno-foo are listed in the option index. Fix index
20490 entry of -Wswitch-default, index -Wnormalized= including the
20491 `=', and -Wlarger-than-@var{len} including @var{len}.
20493 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20495 * config/i386/i386.md (floatunssisf2): Use
20496 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20497 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20498 Macroize expander using MODEF mode iterator.
20500 2008-02-05 Diego Novillo <dnovillo@google.com>
20502 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20505 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20507 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20510 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20512 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20515 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20516 to indicate if a message should be generated.
20517 (init_cumulative_args): Updated.
20518 (function_value_32): Likewise.
20520 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20522 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20524 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20527 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20528 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20530 2008-02-04 Diego Novillo <dnovillo@google.com>
20532 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20535 * tree-vrp.c (vrp_evaluate_conditional): With
20536 -Wtype-limits, emit a warning when comparing against a
20537 constant outside the natural range of OP0's type.
20539 2008-02-04 Richard Guenther <rguenther@suse.de>
20541 PR middle-end/33631
20542 * expr.c (count_type_elements): Give for unions instead of
20545 2008-02-04 Richard Guenther <rguenther@suse.de>
20547 PR middle-end/35043
20548 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20549 to TYPE_DOMAINs base type instead of using bitsizetype here.
20551 2008-02-03 Jason Merrill <jason@redhat.com>
20553 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20555 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20558 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20559 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20560 (RS/6000 and PowerPC Options): Fix typos and markup.
20561 * doc/passes.texi (Tree-SSA passes): Likewise.
20563 2008-02-02 Michael Matz <matz@suse.de>
20566 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20567 from record_last_reg_set_info.
20568 (record_last_reg_set_info): Take an RTX argument, iterate over all
20569 constituent hardregs.
20570 (record_last_set_info, record_opr_changes): Change calls to
20571 new signature or to record_last_reg_set_info_regno.
20573 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20575 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20577 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20579 PR rtl-optimization/34773
20580 * reg-notes.def (EQUAL): Mention significance of combination of
20581 REG_EQUAL and REG_RETVAL.
20582 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20583 insn that has a REG_RETVAL.
20585 2008-02-01 Roger Sayle <roger@eyesopen.com>
20588 * configure.ac (--enable-fixed-point): Disable unless explicitly
20590 * configure: Regenerate.
20592 2008-02-01 Richard Guenther <rguenther@suse.de>
20595 * invoke.texi (-finline-limit): Remove no longer true parts
20596 of the documentation. Note that there is no default value.
20598 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20599 Mark Mitchell <mark@codesourcery.com>
20600 Ben Elliston <bje@au.ibm.com>
20603 * doc/extend.texi (Other Builtins): Document.
20605 2008-01-31 Tom Browder <tom.browder@gmail.com>
20607 * doc/c-tree.texi (Types): Fix grammar.
20608 (Expression trees): Ditto.
20609 * doc/passes.texi (Tree-SSA passes): Ditto.
20611 * doc/configterms.texi (Configure Terms): Fix typo.
20612 * doc/cpp.texi (Common Predefined Macros): Ditto.
20613 * doc/md.texi (Machine Constraints): Ditto.
20615 * doc/makefile.texi (Makefile): Add comma.
20617 2008-01-31 Tom Browder <tom.browder@gmail.com>
20618 Gerald Pfeifer <gerald@pfeifer.com>
20620 * doc/sourcebuild.texi (Front End): Remove references to CVS
20621 and CVSROOT/modules.
20622 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20623 (Back End): Remove reference to CVS.
20625 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20628 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20630 (mips16_gp_pseudo_reg): ...here.
20631 * config/mips/mips.md (load_const_gp): Replace with...
20632 (load_const_gp_<mode>): ...this :P-based insn.
20634 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20636 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20637 options. Minor fixes.
20638 (-std): Move reference to standards closer to where language
20639 standards are first mentioned.
20641 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20643 PR rtl-optimization/34995
20644 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20645 parameter and return a bool. If the rtx parameter is nonnull,
20646 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20647 (find_reloads): Update call accordingly. Pass the new operand
20648 if it needed no address reloads, otherwise pass null.
20650 2008-01-30 Richard Henderson <rth@redhat.com>
20653 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20654 for unbounded arrays.
20656 2008-01-30 Silvius Rus <rus@google.com>
20658 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20660 2008-01-30 Jan Hubicka <jh@suse.cz>
20663 * i386.c (init_cumulative_args): Use real function declaration when
20666 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20668 PR rtl-optimization/34998
20669 * global.c (build_insn_chain): Treat non-subreg_lowpart
20670 SUBREGs of pseudos as clobbering all the words covered by the
20671 SUBREG, not just all the bytes.
20672 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20673 original df_ref rather than an extract parameter.
20674 (global_conflicts): Update call accordingly.
20676 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20678 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20679 the overflow check to make it easier to read.
20680 (__fixtfdi): Change the type of the ll member in union
20681 long_double to UDItype_x.
20683 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20685 PR middle-end/34969
20686 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20687 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20688 * tree-inline.c (fold_marked_statements): Call
20689 cgraph_update_edges_for_call_stmt if folding a call statement.
20690 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20691 debug_generic_stmt calls, reset it back afterwards.
20694 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20696 * c-typeck.c (build_external_ref): Don't pedwarn about
20697 static vars in current function's scope.
20699 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20701 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20703 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20706 * ipa-struct-reorg.c: Fix spelling.
20707 * params.def: Ditto.
20709 2008-01-29 Richard Guenther <rguenther@suse.de>
20711 PR middle-end/35006
20712 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20714 * tree-inline.c (remap_type): Increment remapping_type_depth
20715 around remapping types.
20716 (copy_body_r): Only add referenced variables if they are referenced
20717 from code, not types.
20719 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20730 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20731 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20733 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20736 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20737 pointer for tiny stack.
20739 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20741 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20743 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20745 * config/vx-common.h: Fix typo in comment.
20747 2008-01-28 Ian Lance Taylor <iant@google.com>
20751 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20752 coalesce pointers if they have different DECL_NO_TBAA_P values.
20753 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20754 between variables with different DECL_NO_TBAA_P values.
20756 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20759 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20760 are not legitimate small data references on SPE targets.
20762 2008-01-28 David Daney <ddaney@avtrex.com>
20764 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20766 2008-01-28 David Daney <ddaney@avtrex.com>
20768 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20770 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20772 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20773 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20774 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20775 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20776 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20777 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20778 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20779 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20781 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20783 * basic-block.h (condjump_equiv_p): Fix comment.
20785 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20787 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20788 print_generic_stmt_indented): Fix comment.
20790 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20792 * configure.ac (__stack_chk_fail): Add detecion for availability
20793 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20794 * configure: Regenerate.
20796 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20798 PR middle-end/34688
20799 * final.c (output_addr_const): Handle TRUNCATE.
20801 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20804 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20805 (zero_cost, infinite_cost): New constants.
20806 (struct cost_pair): Change type of cost to comp_cost.
20807 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20808 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20810 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20811 split_address_cost, ptr_difference_cost, difference_cost,
20812 get_computation_cost_at, get_computation_cost,
20813 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20814 determine_use_iv_cost_condition, determine_use_iv_costs,
20815 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20816 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20817 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20818 Change type of cost to comp_cost.
20819 (determine_iv_cost): Increase cost of non-original ivs, instead
20820 of decreasing the cost of original ones.
20821 (get_address_cost): Indicate the complexity of the addressing mode
20823 (try_add_cand_for): Prefer using ivs not specific to some object.
20824 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20826 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20827 Janis Johnson <janis187@us.ibm.com>
20830 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20831 (TARGET_INSTANTIATE_DECLS): Likewise.
20832 * target.h (expand_to_rtl_hook): New target hook.
20833 (instantiate_decls): Likewise.
20834 * function.c (instantiate_decl): Make non-static. Rename to...
20835 (instantiate_decl_rtl): ... this.
20836 (instantiate_expr): Use instantiate_decl_rtl.
20837 (instantiate_decls_1): Likewise.
20838 (instantiate_decls): Likewise.
20839 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20840 * function.h (instantiate_decl_rtl): Add prototype.
20841 * cfgexpand.c (target.h): New include.
20842 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20843 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20844 (TARGET_INSTANTIATE_DECLS): Likewise.
20845 (TARGET_INITIALIZER): New target hooks added.
20846 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20848 * config/rs6000/rs6000.c (tree-flow.h): New include.
20849 (machine_function): Add sdmode_stack_slot field.
20850 (rs6000_alloc_sdmode_stack_slot): New function.
20851 (rs6000_instantiate_decls): Likewise.
20852 (rs6000_secondary_memory_needed_rtx): Likewise.
20853 (rs6000_check_sdmode): Likewise.
20854 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20855 (TARGET_INSTANTIATE_DECLS): Likewise.
20856 (rs6000_hard_regno_mode_ok): Allow SDmode.
20857 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20858 (rs6000_emit_move): Handle SDmode.
20859 (function_arg_advance): Likewise.
20860 (function_arg): Likewise.
20861 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20862 SDmode var args for 32-bit compiles.
20863 (rs6000_secondary_reload_class): Handle SDmode.
20864 (rs6000_output_function_epilogue): Likewise.
20865 (rs6000_function_value): Simplify if statement.
20866 (rs6000_libcall_value): Likewise.
20867 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20868 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20869 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20870 (movsd_hardfloat): New define_insn.
20871 (movsd_softfloat): Likewise.
20872 (movsd_store): Likewise.
20873 (movsd_load): Likewise.
20874 (extendsddd2): Likewise.
20875 (extendsdtd2): Likewise.
20876 (truncddsd2): Likewise.
20877 (movdd_hardfloat64): Fixup comment.
20878 (UNSPEC_MOVSD_LOAD): New constant.
20879 (UNSPEC_MOVSD_STORE): Likewise.
20881 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20884 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20886 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20887 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20888 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20889 and TRUTH_XOR_EXPR.
20891 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20894 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20895 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20896 __LONGDOUBLE128 too.
20897 * config/rs6000/aix61.h: New file.
20899 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20901 PR rtl-optimization/34959
20902 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20903 popcount and parity rtxes the same mode as their operand.
20904 Truncate or extend the result to the return value's mode
20907 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20910 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20911 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20912 to GOT_VERSION_REGNUM.
20913 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20914 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20915 * config/mips/mips.c (mips_emit_call_insn): New function.
20916 (mips_call_tls_get_addr): Call mips_expand_call directly.
20917 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20919 (mips16_build_call_stub): Likewise. Return the call insn or null.
20920 (mips_expand_call): Update the call to mips16_build_call_stub
20921 accordingly and a remove redundant condition. Assert that MIPS16
20922 stubs do not use lazy binding. Use mips_emit_call_insn and return
20924 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20926 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20927 (mips_avoid_hazard): Remove hazard_set handling.
20928 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20929 (UNSPEC_RESTORE_GP): ...this.
20930 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20931 (FAKE_CALL_REGNO): Rename to...
20932 (GOT_VERSION_REGNUM): ...this.
20933 (type): Add "ghost" value. Add an associated insn reservation.
20934 (hazard_set): Remove.
20935 (exception_receiver): Rename to...
20936 (restore_gp): ...this and update the unspec identifier accordingly.
20937 (exception_receiver, nonlocal_got_receiver): New expanders.
20938 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20939 FAKE_CALL_REGNO. Remove hazard_set attribute.
20940 (set_got_version, update_got_version): New patterns.
20942 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20945 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20947 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20950 * doc/install.texi2html: Generate gcc-vers.texi.
20952 2008-01-25 DJ Delorie <dj@redhat.com>
20954 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20956 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20958 * config/c4x: Remove directory.
20959 * config.gcc (crx-*, mt-*): Mark obsolete.
20960 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20961 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20962 sh-*-rtemscoff*): Remove cases.
20963 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20964 * real.c (encode_c4x_single, decode_c4x_single,
20965 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20966 c4x_extended_format): Remove.
20967 * real.h (c4x_single_format, c4x_extended_format): Remove.
20968 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20970 (Pragmas): Remove comment about c4x pragmas.
20971 * doc/install.texi (c4x): Remove target-specific instructions.
20972 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20973 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20974 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20975 refer to C4x source files as examples.
20976 (C4X_FLOAT_FORMAT): Remove documentation.
20978 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20980 * config/bfin/bfin.c (override_options): Reorder tests so that
20981 flag_pic gets enabled for -msep-data.
20983 2008-01-25 Richard Guenther <rguenther@suse.de>
20985 PR middle-end/32244
20986 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20987 to its bitfield precision if required.
20989 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20991 PR middle-end/33880
20992 * tree-nested.c (walk_omp_for): New function.
20993 (convert_nonlocal_reference, convert_local_reference): Call
20994 walk_omp_for on OMP_FOR.
20995 (convert_call_expr): Call walk_body on OMP_FOR's
20996 OMP_FOR_PRE_INIT_BODY.
20998 2008-01-25 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/34966
21001 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21002 default defs and PHI_NODEs we have to insert after the
21003 defining statement.
21005 2008-01-24 Nick Clifton <nickc@redhat.com>
21007 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21008 Provide a default definition.
21009 (LIBGCC2_UNITS_PER_WORD): Likewise.
21011 * config/stormy16/stormy16.c: Include df.h for the prototype
21012 for df_regs_ever_live_p.
21013 (xstormy16_expand_builtin_va_start): Convert the stack offset
21014 into a component_ref and then use POINTER_PLUS_EXPR to add it
21015 to the incoming_virtual_args_rtx.
21016 (xstormy16_gimplify_va_arg_expr): Rename to
21017 xstormy16_gimplify_va_arg_expr.
21018 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21019 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21020 xstormy16_gimplify_va_arg_expr.
21021 Fix up some formatting issues.
21023 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21024 Move to predicates.md.
21025 (xs_hi_general_operand): Likewise.
21026 (xs_hi_nonmemory_operand): Likewise.
21027 * config/stormy16/predicates.md:
21028 (xstormy16_carry_plus_operand): New predicate.
21029 (xs_hi_general_operand): New predicate.
21030 (xs_hi_nonmemory_operand): New predicate.
21031 * config/stormy16/stormy16-protos.h:
21032 (xstormy16_carry_plus_operand): Delete prototype.
21033 (xs_hi_general_operand): Likewise.
21034 (xs_hi_nonmemory_operand): Likewise.
21036 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21037 modifiers as they are no longer needed and they can trigger
21038 reload spill failures.
21040 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21041 with a match_operand in order to help reload.
21043 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21044 constraint with 'e' for the 8th alternative as this version of
21045 the mov.w instruction only accepts the lower 8 registers.
21047 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21050 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21051 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21054 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21056 PR middle-end/33333
21057 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21059 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21061 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21063 (remove_structure): Update allocations list before removing structure.
21065 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21067 * ipa-struct-reorg.c (is_safe_cond_expr,
21068 create_new_stmts_for_cond_expr): Use integer_zerop function,
21069 that recognize not only zero-pointer, but zero-integer too.
21071 2008-01-25 Ben Elliston <bje@au.ibm.com>
21074 * fixproto: Escape "." in sed expression that strips leading "./".
21076 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21079 * gcc.c (SWITCH_OK): Removed.
21080 (SWITCH_LIVE): Changed to bit.
21081 (SWITCH_FALSE): Likewise.
21082 (SWITCH_IGNORE): Likewise.
21083 (switchstr): Change live_cond to unsigned int.
21084 (process_command): Replace SWITCH_OK with 0.
21085 (do_self_spec): Likewise.
21086 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21087 (give_switch): Likewise.
21088 (used_arg): Likewise.
21089 (do_spec_1): Set the SWITCH_IGNORE bit.
21090 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21091 bits. Set the SWITCH_LIVE bit.
21093 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21095 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21097 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21099 PR tree-optimization/34472
21100 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21101 parameter to a "bool *" and set *DATA to false if there is
21102 an unsafe access. Do not delete the structure here.
21103 (check_cond_exprs): Delete it here instead.
21104 (check_cond_exprs, exclude_cold_structs): Do not increase
21105 I when removing a structure.
21107 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21110 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21111 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21113 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21115 PR middle-end/34934
21116 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21117 a fixed vector for stack.
21119 2008-01-24 Ben Elliston <bje@au.ibm.com>
21122 * doc/gcc.texi (Software development): Add a direntry for g++.
21124 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21126 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21127 stale and straggling -fforce-addr comments above.
21129 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21131 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21132 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21134 2008-01-23 Michael Matz <matz@suse.de>
21137 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21140 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21142 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21143 malloc result type.
21145 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21147 * config/avr/avr.c (avr_current_arch): New variable.
21148 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21149 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21150 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21151 (avr_override_options): Init 'avr_current_arch'.
21152 (base_arch_s): Move from here...
21153 * config/avr/avr.h (base_arch_s): ... here. Add new members
21154 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21155 'mega' to 'have_jmp_call'.
21156 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21157 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21159 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21161 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21162 MULTILIB_MATCHES): Ditto.
21164 2008-01-23 Richard Guenther <rguenther@suse.de>
21166 PR middle-end/31529
21167 * cgraphunit.c (cgraph_reset_node): Always mark the node
21168 not reachable if it is not queued already.
21170 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21172 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21173 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21174 (cputype_selected): New static variable.
21175 (bfin_handle_option): Set it if -mcpu is used.
21176 (override_option): Select default set of workarounds if no cpu type
21177 selected on the command line.
21178 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21180 From Michael Frysinger <michael.frysinger@analog.com>
21181 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21182 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21184 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21185 for bf547, bf523, bf524, and bf526.
21186 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21188 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21189 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21190 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21191 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21192 * doc/invoke.texi (Blackfin Options): Document that
21193 -mcpu now accept bf547, bf523, bf524, and bf526.
21195 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21197 PR rtl-optimization/34628
21198 * combine.c (try_combine): Stop and undo after the first combination
21199 if an autoincrement side-effect on the first insn has effectively
21202 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21205 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21206 Offset addresses are not valid for Altivec or paired float modes.
21208 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21211 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21212 if DECL_INITIAL (decl) is error_mark_node.
21215 * c-common.c (handle_vector_size_attribute): Only allow
21216 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21217 the same way as pointer, array etc. types.
21218 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21221 * tree.c (build_type_attribute_qual_variant): Call
21222 build_qualified_type if attributes are equal, but quals are not.
21224 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21227 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21228 * flags.h (warn_strict_aliasing): Remove.
21229 (warn_strict_overflow): Remove.
21230 * opts.c (warn_strict_aliasing): Remove.
21231 (warn_strict_overflow): Remove.
21232 * c-opts.c (c_common_handle_option): -Wall only sets
21233 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21234 (c_common_post_options): Give default values to -Wstrict-aliasing
21235 and -Wstrict-overflow if they are uninitialized.
21236 * common.opt (Wstrict-aliasing): Specify Var and Init.
21237 (Wstrict-overflow): Likewise.
21239 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21241 PR rtl-optimization/26854
21242 PR rtl-optimization/34400
21243 PR rtl-optimization/34884
21244 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21246 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21247 (df_rd_bb_info.expanded_lr_out): Deleted
21248 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21249 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21250 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21251 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21252 Removed code to allocate, initialize or free expanded_lr_out.
21253 (df_rd_bb_local_compute_process_def): Restructured to make more
21255 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21256 sets if the sets are being trimmed.
21258 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21261 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21262 (as_vers): Likewise.
21263 * configure: Regenerated.
21265 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21267 PR middle-end/33092
21268 * tree-pass.h (pass_build_alias): New pass.
21269 * tree-ssa-alias.c (gate_build_alias): New.
21270 (pass_build_alias): New.
21271 * passes.c (init_optimization_passes): Add pass_build_alias after
21272 pass_create_structure_vars.
21274 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21276 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21277 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21278 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21279 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21280 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21281 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21282 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21283 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21284 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21285 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21286 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21287 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21288 * config/s390/s390.md (FP_ALL): New mode iterator.
21289 (_d): New mode attribute.
21290 ("*signbit<mode>2>"): Changed mode of first operand.
21291 ("isinf<mode>2"): Changed mode of first operand.
21292 ("*TDC_insn"): Adaptation for DFP modes.
21294 2008-01-22 Ben Elliston <bje@au.ibm.com>
21296 * tree.c (check_qualified_type): Improve function description.
21298 2008-01-21 Jason Merrill <jason@redhat.com>
21301 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21302 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21305 2008-01-21 DJ Delorie <dj@redhat.com>
21307 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21310 2008-01-21 Richard Guenther <rguenther@suse.de>
21312 PR middle-end/34856
21313 * tree-cfg.c (verify_expr): Allow all invariant expressions
21314 instead of just constant class ones as reference argument.
21315 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21316 like any other constant.
21317 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21319 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21321 * regmove.c (fixup_match_1): Update call crossed frequencies.
21323 2008-01-21 Richard Guenther <rguenther@suse.de>
21326 * tree-inline.c (setup_one_parameter): Deal with mismatched
21327 types using a VIEW_CONVERT_EXPR.
21329 2008-01-21 Alon Dayan <alond@il.ibm.com>
21330 Olga Golovanevsky <olga@il.ibm.com>
21332 PR tree-optimization/34701
21333 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21334 when the structure size is not a power of 2.
21336 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21338 * doc/install.texi: Add doc for --enable-checking=df.
21340 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21342 PR rtl-optimization/34808
21343 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21345 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21347 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21350 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21352 PR rtl-optimization/26854
21353 PR rtl-optimization/34400
21354 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21356 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21357 (df_rd_bb_info.expanded_lr_out): New.
21358 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21359 * loop_iv.c (iv_analysis_loop_init): Ditto.
21360 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21361 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21362 Added code to allocate, initialize or free expanded_lr_out.
21363 (df_rd_bb_local_compute_process_def): Restructured to make
21364 more understandable.
21365 (df_rd_confluence_n): Add code to do nothing with fake edges and
21366 code to no apply invalidate_by_call sets if the sets are being trimmed.
21367 (df_lr_local_finalize): Renamed to df_lr_finalize.
21368 (df_live_local_finalize): Renamed to df_live_finalize.
21370 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21373 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21374 deciding whether to use reciprocal instructions.
21376 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21378 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21379 dwarf2out_note_section_used if cold_text_section is NULL.
21381 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21383 PR gcov-profile/34610
21384 * tree-cfg.c (make_edges): Mark both outgoing edges from
21385 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21386 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21387 from OMP_FOR and OMP_CONTINUE outgoing edges.
21389 * tree-profile.c (tree_profiling): Return early if
21390 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21392 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21393 from cfun to child_cfun.
21394 * function.h (struct function): Add after_tree_profile bit.
21396 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21398 * config/avr/avr.S (_exit): Disable interrupt.
21400 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21401 Steven Bosscher <stevenb.gcc@gmail.com>
21403 PR rtl-optimization/26854
21404 PR rtl-optimization/34400
21405 * df-problems.c (df_live_scratch): New scratch bitmap.
21406 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21407 (df_live_reset): Clear the proper bitmaps.
21408 (df_live_bb_local_compute): Only process the artificial defs once
21409 since the order is not important.
21410 (df_live_init): Init the df_live sets only with the variables
21411 found live by df_lr.
21412 (df_live_transfer_function): Use the df_lr sets to prune the
21413 df_live sets as they are being computed.
21414 (df_live_free): Free df_live_scratch.
21416 2008-01-18 Ian Lance Taylor <iant@google.com>
21418 * common.opt: Add fmerge-debug-strings.
21419 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21420 flag_merge_debug_strings rather than flag_merge_constants.
21421 * doc/invoke.texi (Option Summary): Mention
21422 -fmerge-debug-strings.
21423 (Debugging Options): Document -fmerge-debug-strings.
21425 2008-01-18 Ian Lance Taylor <iant@google.com>
21428 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21429 (struct tree_function_decl): Add new field operator_new_flag.
21430 * tree-inline.c (expand_call_inline): When inlining a call to
21431 operator new, force the return value to go into a variable, and
21432 set DECL_NO_TBAA_P on that variable.
21433 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21435 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21438 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21439 DWARF2_DEBUGGING_INFO.
21440 (dwarf2out_note_section_used): Ditto. Add prototype.
21441 (have_multiple_function_sections, text_section_used,
21442 cold_text_section_used, *cold_text_sections): Move declarations
21445 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21447 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21448 field and add signal_ra.
21449 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21450 assignments to frame state pc. Move end of stack check after
21451 MD_FALLBACK_FRAME_STATE_FOR.
21452 (uw_update_context_1): Use frame state signal_regs if set, instead
21453 of checking signal_frame flag.
21454 (uw_update_context): Use frame state signal_ra if set.
21455 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21456 * config/xtensa/linux-unwind.h: New file.
21458 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21460 * modulo-sched.c (get_sched_window): Fix comment typo.
21462 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21464 PR tree-optimization/34648
21465 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21467 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21469 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21470 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21472 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21474 PR rtl-optimization/34400
21475 * df-core.c (df_worklist_dataflow_overeager,
21476 df_worklist_dataflow_doublequeue): New functions.
21477 (df_worklist_dataflow): Two different worklist solvers.
21478 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21481 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21484 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21485 and ftree-parallelize-loops.
21487 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21489 PR rtl-optimization/34826
21490 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21492 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21494 * global.c (find_reg): Mark the eh regs as used if necessary.
21495 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21496 * ra.h (struct allocno): no_eh_reg field added. Changed
21497 no_stack_reg type to bitfield.
21499 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21501 * tree.c (substitute_in_expr): Add missing 'break'.
21503 2008-01-17 Richard Guenther <rguenther@suse.de>
21505 PR tree-optimization/34825
21506 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21507 x / x as division to handle.
21509 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21511 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21512 "-pthread" is specified.
21513 * pa-hpux11.h (LIB_SPEC): Likewise.
21515 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21516 Peter Bergner <bergner@vnet.ibm.com>
21518 PR rtl-optimization/33796
21519 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21521 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21523 PR libgfortran/34699
21524 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21526 * pa-hpux10.h (LINK_SPEC): Likewise.
21527 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21529 2008-01-16 Richard Guenther <rguenther@suse.de>
21531 PR middle-end/32628
21532 * fold-const.c (fold_convert_const_int_from_int): Do not
21533 set overflow if that occured only because of a sign extension
21534 change when converting from/to a sizetype with the same
21535 precision and signedness.
21537 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21540 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21541 location address to the correct place. Update copyright year.
21543 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21545 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21546 no dependences in the dependence_relations vector.
21548 2008-01-16 Jan Hubicka <jh@suse.cz>
21550 PR rtl-optimization/31396
21551 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21552 * cfg.c (dump_reg_info): Print it.
21553 * regs.h (struct reg_info_t): add freq_calls_crossed.
21554 (REG_FREQ_CALLS_CROSSED): New macro.
21555 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21556 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21557 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21558 regmove_optimize): Update call crossed frequencies.
21559 * local-alloc.c (struct qty): Add freq_calls_crossed.
21560 (alloc_qty): Copute freq_calls_crossed.
21561 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21562 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21563 * ra.h (struct allocno): Add freq_calls_crossed.
21565 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21567 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21568 libgomp when compiling with ftree-parallelize-loops.
21569 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21571 2008-01-16 Richard Guenther <rguenther@suse.de>
21573 PR tree-optimization/34769
21574 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21575 * tree.c (int_cst_value): Instead make this function more
21576 permissive in what it accepts as valid input. Document this
21577 function always sign-extends the value.
21579 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21580 Richard Guenther <rguenther@suse.de>
21583 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21584 (gimple_fold_indirect_ref_rhs): ... this.
21585 (gimple_fold_indirect_ref): New function with foldings
21586 that preserve lvalueness.
21587 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21588 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21589 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21590 to fold an INDIRECT_REF, fall back to the old use of
21591 fold_indirect_ref_1.
21593 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21595 * tree-data-ref.c (subscript_dependence_tester_1): Call
21596 free_conflict_function.
21597 (compute_self_dependence): Same.
21599 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21602 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21603 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21605 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21606 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21607 for DWARF2_UNWIND_INFO targets.
21609 2008-01-16 Richard Guenther <rguenther@suse.de>
21612 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21613 type qualifiers for function types.
21615 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21617 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21618 loop_iterator li from previous commit.
21620 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21622 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21624 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21626 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21627 (parallelize_loops): Don't parallelize irreducible components.
21629 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21632 * c-opts (c_common_post_options): Do not enable CPP
21633 flag_pedantic_errors by default.
21635 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21637 PR rtl-optimization/31944
21638 * cse.c (remove_pseudo_from_table): New function.
21639 (merge_equiv_classes): Use above function to remove pseudo-registers.
21640 (invalidate): Likewise.
21642 2008-01-13 Richard Guenther <rguenther@suse.de>
21644 PR middle-end/34601
21645 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21646 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21648 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21650 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21651 validate_change to unshare the source of the PC set.
21653 2008-01-12 Jan Hubicka <jh@suse.cz>
21655 PR middle-end/32135
21656 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21657 references above array bounds. This might trigger bounds checks for
21658 pointers to arrays.
21660 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21662 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21663 new_replaceable_dependencies.
21665 2008-01-12 Doug Kwan <dougkwan@google.com>
21667 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21668 instead of OPT_Wreturn_type in warning due to ignored return type
21670 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21671 options included in -Wextra.
21672 * c.opt: New option -Wignored_qualifiers.
21673 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21674 -Wignore_qualifiers.
21675 (-Wignored-qualifiers): Document.
21676 (-Wreturn-type): Remove description of functionality now handled
21677 by -Wignored-qualifiers.
21679 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21682 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21683 NOP_EXPR if it is between integral types with the same precision.
21685 2008-01-12 Jan Hubicka <jh@suse.cz>
21688 * invoke.texi (max-inline-recursive-depth): Fix default value.
21690 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21692 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21695 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21697 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21699 2008-01-11 James E. Wilson <wilson@specifix.com>
21702 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21704 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21706 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21707 save/restore frame pointer register and don't use 'call-prologues'
21708 optimization in function with "OS_task" attribute.
21710 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21712 PR middle-end/31309
21713 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21714 when copying to memory.
21716 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21718 PR rtl-optimization/30905
21719 * cfgcleanup.c: Include dce.h
21720 (crossjumps_occured): New global variable.
21721 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21722 If something changed, set crossjumps_occured to true.
21723 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21724 Don't add/remove fake edges to exit here...
21725 (cleanup_cfg): ...but do it here, when crossjumping.
21726 Run a fast DCE when successful crossjumps occured in the latest
21727 iteration of try_optimize_cfg.
21729 2008-01-11 Richard Guenther <rguenther@suse.de>
21731 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21732 (struct vn_unary_op_s): Likewise.
21733 (vn_reference_insert): Free old reference on hash collision.
21735 2008-01-10 Raksit Ashok <raksit@google.com>
21737 PR rtl-optimization/27971
21738 * combine.c (find_split_point): Split PLUS expressions which are
21739 inside a MEM rtx, and whose first operand is complex.
21741 2008-01-10 DJ Delorie <dj@redhat.com>
21743 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21744 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21745 (m32c_hard_regno_ok): Call the underlying function.
21747 2008-01-10 Richard Guenther <rguenther@suse.de>
21749 PR middle-end/34683
21750 * tree-cfg.c (tree_merge_blocks): Do not go through the
21751 full-blown folding and stmt updating path if we just deal
21752 with virtual operands.
21753 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21754 test for abnormal SSA_NAMEs.
21756 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21758 PR middle-end/34641
21759 * reload.c (push_reload): Add assertions. All constants from
21760 reg_equiv_constant should have been used for replacing the respective
21762 (find_reloads_address): Invoke find_reloads_address_part for
21763 constant taken from the reg_equiv_constant array.
21765 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21767 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21768 field (valnum) the first in the struct. Replace bools with
21771 2008-01-10 Richard Guenther <rguenther@suse.de>
21773 PR tree-optimization/34651
21774 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21775 types and ordering for masking and converting.
21777 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21779 PR tree-optimization/34017
21780 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21781 also for PHI_NODE expressions.
21783 2008-01-09 Jan Hubicka <jh@suse.cz>
21785 PR tree-optimization/34708
21786 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21787 based on number of case labels.
21788 (init_inline_once): Remove switch_cost.
21789 * tree-inline.h (eni_weights_d): Remove switch_cost.
21791 2008-01-09 Richard Guenther <rguenther@suse.de>
21792 Andrew Pinski <andrew_pinski@playstation.sony.com>
21794 PR middle-end/30132
21795 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21796 temporary if an rvalue is ok or an lvalue is not required.
21798 2008-01-09 Richard Guenther <rguenther@suse.de>
21800 PR middle-end/34458
21801 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21802 adjust return type.
21804 2008-01-09 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/34679
21807 * tree.c (host_integerp): Check for sizetype only if the
21808 type is an integer type.
21810 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21813 * opts.c (decode_options): Disable inlining of functions called
21814 once if not in unit-at-a-time mode.
21816 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21818 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21820 2008-01-08 Richard Guenther <rguenther@suse.de>
21822 PR middle-end/31863
21823 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21824 out early if the result will be unused.
21826 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21831 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21832 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21835 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21837 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21838 for vectorization tuned.
21840 2008-01-08 Richard Guenther <rguenther@suse.de>
21842 PR tree-optimization/34683
21843 * tree-ssa-operands.c (operand_build_cmp): Export.
21844 * tree-ssa-operands.h (operand_build_cmp): Declare.
21845 * tree-vn.c (vuses_compare): Remove.
21846 (sort_vuses): Use operand_build_cmp.
21847 (sort_vuses_heap): Likewise.
21848 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21849 to re-use old VEC if available. Do not sort already sorted VUSEs.
21850 (vdefs_to_vec): Do not sort already sorted VDEFs.
21852 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21854 PR middle-end/34694
21855 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21857 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21860 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21861 limitations of reciprocal sequences on x86 targets.
21863 2008-01-08 Richard Guenther <rguenther@suse.de>
21865 PR tree-optimization/34683
21866 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21868 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21871 * config/darwin.c (darwin_mergeable_string_section): Don't use
21872 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21874 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21877 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21878 negxf2. Macroize expander using X87MODEF mode iterator. Change
21879 predicates of op0 and op1 to register_operand.
21880 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21881 expander using X87MODEF mode iterator. Change predicates of
21882 op0 and op1 to register_operand.
21883 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21884 corresponding patterns and macroize using MODEF macro. Change
21885 predicates of op0 and op1 to register_operand and remove
21886 "m" constraint. Disparage "r" alternative with "!".
21887 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21888 macroize using X87MODEF macro. Change predicates of op0 and op1
21889 to register_operand and remove "m" constraint. Disparage "r"
21890 alternative with "!".
21891 (absneg splitter with memory operands): Remove.
21892 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21893 patterns and macroize using X87MODEF mode iterator.
21894 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21895 Change predicate of op1 to register_operand.
21896 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21897 for memory operands.
21899 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21901 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21903 2008-01-07 Richard Guenther <rguenther@suse.de>
21905 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21908 2008-01-07 Richard Guenther <rguenther@suse.de>
21910 PR tree-optimization/34683
21911 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21912 VOPs of the needed size to save memory. Use VEC_quick_push
21913 to save compile-time.
21914 (vdefs_to_vec): Likewise.
21916 2008-01-07 Sa Liu <saliu@de.ibm.com>
21918 * config/spu/spu.md (divdf3): Genetate inline code for double
21919 division. The implementation doesn't handle INF or NAN, therefore it
21920 only applies when -ffinite-math-only is given.
21922 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21925 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21926 * doc/cpp.texi ([Common Predefined Macros]): Document.
21928 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21930 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21931 order to use commutative addition instead of subtraction.
21933 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21934 Mircea Namolaru <namolaru@il.ibm.com>
21935 Vladimir Yanovsky <yanov@il.ibm.com>
21936 Revital Eres <eres@il.ibm.com>
21938 PR tree-optimization/34263
21939 * tree-outof-ssa.c (process_single_block_loop_latch,
21940 contains_tree_r): New functions.
21941 (analyze_edges_for_bb): Call process_single_block_loop_latch
21942 function to empty single-basic-block latch block if possible.
21944 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21946 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21948 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21950 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21952 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21954 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21956 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21958 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21960 PR tree-optimization/34618
21961 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21964 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21967 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21968 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21969 Update copyright year.
21971 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21972 Update copyright year.
21973 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21976 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21978 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21979 edge does not point to current bb before changing need_assert.
21981 2008-01-04 Richard Guenther <rguenther@suse.de>
21983 PR middle-end/34029
21984 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21985 for verifying purposes if they are is_gimple_min_invariant.
21987 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21989 PR tree-optimization/34448
21990 PR tree-optimization/34465
21991 * gimplify.c (gimplify_init_constructor): Add new parameter
21992 notify_temp_creation. Use it.
21993 (gimplify_modify_expr_rhs): Take volatiles into account when
21994 optimizing constructors.
21995 Do not optimize constructors if gimplify_init_constructor will dump to
21997 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21998 * gcc.c-torture/compile/pr34448.c: New.
22000 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22002 PR gcov-profile/34609
22003 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22004 return_slot if result is TREE_ADDRESSABLE.
22006 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22008 * config/mips/mips.md (sqrt_condition): Tweak comment.
22009 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22011 2008-01-03 Tom Tromey <tromey@redhat.com>
22014 * c-common.c (c_type_hash): Handle VLAs.
22016 2008-01-03 Jan Hubicka <jh@suse.cz>
22018 PR tree-optimization/31081
22019 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22020 0 when inlining and not inlining to first basic block.
22021 (remap_decl): When var is initialized to 0, don't set default_def.
22022 (expand_call_inline): Set entry_bb.
22023 * tree-inline.h (copy_body_data): Add entry_bb.
22025 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22028 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22031 PR tree-optimization/29484
22032 * tree-inline.c (inline_forbidden_p_2): New function.
22033 (inline_forbidden_p): Disallow inlining if some static var
22034 has an address of a local LABEL_DECL in its initializer.
22035 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22038 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22040 PR tree-optimization/34635
22041 * tree-data-ref.c (add_other_self_distances): Make sure that the
22042 evolution step is constant.
22044 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22046 PR middle-end/34608
22047 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22049 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22051 * tree-sra.c (scalarize_init): Insert the generate_element_init
22052 statements after the generate_element_zero statements.
22054 2008-01-02 Richard Guenther <rguenther@suse.de>
22056 PR middle-end/34093
22057 PR middle-end/31976
22058 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22059 for very large number of operands instead of ICEing.
22061 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22064 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22065 while stack probing.
22067 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22069 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22072 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22074 PR libmudflap/26442
22075 * tree-mudflap.c (mx_register_decls): Guard warning by
22076 !DECL_ARTIFICIAL check.
22078 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22080 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22081 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22082 sse5_perm<mode>): Fix constraints.