1 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6 2008-09-03 David Edelsohn <edelsohn@gnu.org>
8 * config/rs6000/rs6000.c (processor_target_table): Do not
11 2008-09-03 Anton Blanchard <anton@samba.org>
13 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
14 emit memory barrier before operation.
16 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
19 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
20 default_elf_asm_output_external.
22 2008-09-03 Jeff Law <law@redhat.com>
24 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
26 2008-09-03 Richard Henderson <rth@redhat.com>
28 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
29 memory barrier to below the test-and-set.
30 (alpha_split_lock_test_and_set_12): Likewise.
32 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
36 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
39 * ira-color.c (print_loop_title): Use all_allocnos.
40 (color_pass): Ditto. Don't add border_allocnos. Check that
41 subloop allocno in the correspdoning bitmap all_allocnos.
43 * ira-emit.c (change_loop): Use all_allocnos.
45 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
47 (ira_create_allocno): Set up all_allocnos bit for the created
49 (create_cap_allocno): Remove setting mentioned_allocnos.
50 (create_insn_allocnos): Ditto.
51 (remove_unnecessary_allocnos): Use all_allocnos.
52 (check_allocno_creation): Check that allocnos are in the
53 corresponding bitmap all_allocnos.
55 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
59 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
60 (process_regs_for_copy): Process subregs. Refine check when cost
61 is taken into account in ira-costs.c.
62 (process_reg_shuffles): Use REG_SUBREG_P.
63 (add_insn_allocno_copies): Ditto. Ignore modes.
65 * ira-color.c (conflict_allocno_vec): New.
66 (COST_HOP_DIVISOR): New macro.
67 (update_copy_costs_1): Use it.
68 (update_conflict_hard_regno_costs): New function.
69 (assign_hard_reg): Use it.
70 (ira_color): Allocate and free conflict_allocno_vec.
72 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
76 * ira-int.h (ira_sort_insn_chain): Remove.
78 * ira.c (basic_block_order_nums, chain_insn_order,
79 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
80 (ira): Don't call ira_sort_insn_chain.
82 * reload1.c (reload): Don't call ira_sort_insn_chain.
84 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
87 * cgraphunit.c (update_call_expr): Remove eh regions from statements
88 which become non throw.
89 (cgraph_function_versioning): Also clear DECL_WEAK. Call
90 update_call_expr after updating the flags on the decl.
92 2008-09-03 Jan Hubicka <jh@suse.cz>
94 PR tree-optimization/37315
95 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
96 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
97 (cgraph_analyze_functions): Use node->analyzed
98 (cgraph_mark_functions_to_output): Likewise.
99 (cgraph_expand_function): All functions can be released after
101 (cgraph_optimize): Use gimple_has_body_p.
102 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
103 (cgraph_decide_inlining_incrementally): Likewise.
104 (inline_transform): Inline transform.
105 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
107 (inlinable_function_p): Drop gimple_body check.
108 (expand_call_inline): Use gimple_has_body_p.
109 * gimple.c (gimple_has_body_p): New.
110 * gimple.h (gimple_has_body_p): Add prototype.
111 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
112 (dump_function_to_file): Use gimple_has_body_p check.
114 2008-09-03 Jakub Jelinek <jakub@redhat.com>
117 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
119 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
121 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
123 From Michael Frysinger <michael.frysinger@analog.com>
124 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
125 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
128 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
131 * doc/extend.texi: Document picoChip builtin functions.
132 * doc/invoke.texi: Document picoChip options.
133 * doc/contrib.texi: Add picoChip contribution.
134 * doc/md.texi: Document picoChip constraints.
135 * config.gcc: Add picochip-*-*.
136 * config/picochip/: Add new port.
138 2008-09-03 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/37328
141 * tree-sra.c (sra_build_assignment): Gimplify properly.
142 (generate_copy_inout): Take the correct stmt as definition,
145 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
147 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
150 From Michael Frysinger <michael.frysinger@analog.com>
151 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
153 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
155 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
157 (__gthread_setspecific): Revert 2008-08-31 change to
158 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
161 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
163 * diagnostic.c (error_at): New.
164 * toplev.h (error_at): New prototype.
165 * c-typeck.c (build_array_ref): Call error_at instead of error.
166 Pass location to pedwarn.
168 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
170 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
172 2008-09-02 Jakub Jelinek <jakub@redhat.com>
174 * dwarf2out.c (tree_add_const_value_attribute): Only handle
175 VAR_DECL and CONST_DECL.
177 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
178 Jakub Jelinek <jakub@redhat.com>
180 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
181 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
182 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
183 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
184 Don't set ix86_save_varrargs_registers.
185 (ix86_setup_incoming_varargs): Assume cum != NULL.
186 (ix86_va_start): Check ix86_varargs_gpr_size and
187 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
188 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
189 from frame pointer if ix86_varargs_gpr_size == 0.
190 (ix86_compute_frame_layout): Updated.
191 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
192 (ix86_varargs_gpr_size): Define.
193 (ix86_varargs_fpr_size): Likewise.
194 (machine_function): Remove save_varrargs_registers.
195 Add varargs_gpr_size and varargs_fpr_size.
197 2008-09-02 Jakub Jelinek <jakub@redhat.com>
199 * config/alpha/alpha.c (va_list_skip_additions,
200 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
201 (alpha_gimplify_va_arg): Call unshare_expr on second use of
204 PR tree-optimization/36766
205 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
206 for already removed basic blocks.
209 * real.c (real_maxval): Clear a lower bit to make real_maxval
210 match get_max_float for IBM long double format.
212 2008-09-02 Andreas Schwab <schwab@suse.de>
214 * configure.ac: Use m4_quote to quote the expansion of m4_do.
215 * configure: Regenerate.
217 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
219 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
220 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
221 checking for a non-VOID CONSTANT_P.
223 2008-09-02 Jan Hubicka <jh@suse.cz>
225 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
226 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
228 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
230 * expr.c (emit_group_store): Don't assert stack temp mode size.
232 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
233 Tobias Grosser <grosser@fim.uni-passau.de>
234 Jan Sjodin <jan.sjodin@amd.com>
235 Harsha Jagasia <harsha.jagasia@amd.com>
236 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
237 Konrad Trifunovic <konrad.trifunovic@inria.fr>
238 Adrien Eliche <aeliche@isty.uvsq.fr>
240 Merge from graphite branch.
243 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
244 * doc/invoke.texi (-floop-block, -floop-interchange,
245 -floop-strip-mine): Document new flags.
246 * tree-into-ssa.c (gimple_vec): Moved...
247 * tree-loop-distribution.c (rdg_component): Moved...
248 * cfgloopmanip.c: Include tree-flow.h.
249 (update_dominators_in_loop): New.
250 (create_empty_if_region_on_edge): New.
251 (create_empty_loop_on_edge): New.
252 (loopify): Use update_dominators_in_loop.
253 * tree-pass.h (pass_graphite_transforms): Declared.
254 * configure: Regenerate.
255 * tree-phinodes.c (make_phi_node): Export.
256 (add_phi_node_to_bb): New, split from create_phi_node.
257 * tree-chrec.c (for_each_scev_op): New.
258 * tree-chrec.h (for_each_scev_op): Declared.
259 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
260 (remove_statement): Call get_phi_with_result.
261 * config.in (HAVE_cloog): Undef.
262 * gdbinit.in (pgg): New.
263 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
264 * tree-ssa-loop.c (graphite_transforms): New.
265 (gate_graphite_transforms): New.
266 (pass_graphite_transforms): New.
267 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
268 HAVE_cloog): Defined.
269 * tree-vectorizer.c (rename_variables_in_bb): Export.
270 * tree-data-ref.c (dr_may_alias_p): Export.
271 (stmt_simple_memref_p): New.
272 (find_data_references_in_stmt): Export.
273 (find_data_references_in_loop): Export.
274 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
275 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
276 (create_rdg_vertices): Export.
277 (build_empty_rdg): New.
278 (build_rdg): Call build_empty_rdg. Free dependence_relations.
279 * tree-data-ref.h (rdg_component): ... here.
281 (struct data_reference): Add a field scop.
283 (find_data_references_in_loop): Declared.
284 (find_data_references_in_stmt): Declared.
285 (create_rdg_vertices): Declared.
286 (dr_may_alias_p): Declared.
287 (stmt_simple_memref_p): Declared.
288 (struct rdg_edge): Add a field ddr_p relation.
289 (build_empty_rdg): Declared.
290 * lambda.h (lambda_matrix): Declare a VEC of.
291 (find_induction_var_from_exit_cond): Declared.
292 (lambda_vector_compare): New.
293 * common.opt (fgraphite, floop-strip-mine,
294 floop-interchange, floop-block): New flags.
295 * lambda-code.c (find_induction_var_from_exit_cond): Export.
296 * cfgloop.c (is_loop_exit): New.
297 * cfgloop.h (is_loop_exit): Declared.
298 (create_empty_if_region_on_edge): Declared.
299 (create_empty_loop_on_edge): Declared.
300 * tree-flow.h (add_phi_node_to_bb): Declared.
301 (make_phi_node): Declared.
302 (rename_variables_in_bb): Declared.
303 (perfect_loop_nest_depth): Declared.
304 (graphite_transform_loops): Declared.
305 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
306 (graphite.o-warn): Add -Wno-error.
307 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
308 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
309 (INCLUDES): Add PPLINC, CLOOGINC.
310 (OBJS-common): Add graphite.o.
311 (graphite.o): Add rule.
312 * gimple.h (gimple_vec): ... here.
313 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
314 * passes.c (init_optimization_passes): Schedule
315 pass_graphite_transforms.
317 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
320 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
321 and -fno-toplevel-reorder after handle_options.
323 2008-09-02 Paul Brook <paul@codesourcery.com>
325 * config/arm/arm.c (arm_tune_cortex_a9): Define.
326 (arm_override_options): Set arm_tune_cortex_a9.
327 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
328 (arm_issue_rate): Handle cortexa9.
329 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
330 * config/arm/arm-cores.def: Add cortex-a9.
331 * config/arm/arm-tune.md: Regenerate.
332 * config/arm/arm.md: Include cortex-a9.md.
333 (generic_sched, generic_vfp): Add cortexa9.
334 * config/arm/cortex-a9.md: New file.
336 2008-09-02 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/37327
339 * tree-vrp.c (register_new_assert_for): Make sure to not have
340 TREE_OVERFLOW set on the bound.
342 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
344 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
346 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
347 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
350 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
352 * gcc/config/spu/spu.md (divdf3): Removed.
354 2008-09-02 Jakub Jelinek <jakub@redhat.com>
356 PR tree-optimization/37095
357 * cgraph.c (cgraph_node): When creating new cgraph node after
358 assembler_name_hash has been populated, record it in the hash
361 2008-09-01 Paul Brook <paul@codesourcery.com>
363 * doc/invoke.texi: Document -mword-relocations.
364 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
365 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
366 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
367 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
368 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
369 (arm_emit_movpair): New function.
370 (arm_print_operand <c>): Handle sybolic addresses.
371 * config/arm/arm.h (TARGET_USE_MOVT): Define.
372 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
373 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
374 * config/arm/arm.opt: Add -mword-relocations.
375 * config/arm/arm.md (movsi): Use arm_emit_movpair.
376 (arm_movt, arm_movw): New.
378 2008-09-01 Paul Brook <paul@codesourcery.com>
380 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
381 Allow Interworking on ARMv4 EABI based targets.
382 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
383 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
385 2008-09-01 Paul Brook <paul@codesourcery.com>
387 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
388 optimized LT0 test. Remove optimization for GT.
390 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
392 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
394 * pa-hpux11.h (LIB_SPEC): Likewise.
396 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
399 2008-09-01 Jan Hubicka <jh@suse.cz>
401 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
402 present, use only counts; when guessed use only frequencies.
403 (estimate_bb_frequencies): Use function_frequency.
404 * profile.c (compute_branch_probabilities): Exit early when
405 profile reading failed. Set profile_status.
406 (branch_prob): Do not set profile_status.
408 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
410 * tree.c (protected_set_expr_location): New.
411 * tree.h (protected_set_expr_location): New prototype.
412 * c-tree.h (build_array_ref): Add argument.
413 (parser_build_unary_op): Same.
414 * c-typeck.c (build_indirect_ref): Handle new location argument.
415 (build_array_ref): Same.
416 (parser_build_unary_op): Same.
417 * gimplify.c (gimplify_asm_expr): Set input_location before calling
419 * c-omp.c (c_finish_omp_atomic): Pass location when calling
421 * c-common.c (finish_label_address_expr): Handle new location
423 * c-common.h (build_indirect_ref): Add argument.
424 (finish_label_address_expr): Same.
425 * c-parser.c (c_parser_unary_expression): Pass location to build
427 (c_parser_postfix_expression): Same.
429 2008-09-01 Paul Brook <paul@codesourcery.com>
431 * config/arm/arm.md: Include cortex-r4f.md.
432 (attr fpu): Update type list.
433 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
434 fconstd, fcmps and fcmpd.
435 (attr tune_cortexr4): Define.
436 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
437 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
438 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
439 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
440 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
442 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
443 cortex_a8_vfp_farith: Ditto.
444 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
445 * config/arm/cortex-r4.md: Use tune_cortexr4.
446 * config/arm/cortex-r4f.md: New file.
448 2008-09-01 Richard Guenther <rguenther@suse.de>
450 PR tree-optimization/37305
451 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
452 the result of constant conversions.
453 (fold_gimple_assign): Likewise.
455 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
457 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
458 #ifdef ENABLE_CHECKING.
460 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
462 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
463 * sched-int.h (print_insn, print_pattern, print_value): Declare also
464 when !INSN_SCHEDULING.
466 2008-09-01 Andreas Schwab <schwab@suse.de>
468 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
470 2008-09-01 Paul Brook <paul@codesourcery.com>
472 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
474 2008-09-01 Jan Hubicka <jh@suse.cz>
476 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
478 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
479 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
480 * gimplify.c (gimplify_init_constructor): Add speed operand.
481 * tree-sra.c (decide_block_copy): Likewise.
482 * tree-inline.c (estimate_move_cost): Likewise.
483 * config/alpha/alpha.h (MOVE_RATIO): Update.
484 * config/frv/frv.c (MOVE_RATIO): Update.
485 * config/spu/spu.h (MOVE_RATIO): Update.
486 * config/sparc/sparc.h (MOVE_RATIO): Update.
487 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
488 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
489 * config/cris/cris.h (MOVE_RATIO): Update.
490 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
491 * config/arm/arm.h (MOVE_RATIO): Update.
492 * config/pa/pa.md: Update uses of MOVE_RATIO
493 * config/pa/pa.h (MOVE_RATIO): Update.
494 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
495 * config/h8300/h8300.h (MOVE_RATIO): Update.
496 * config/v850/v850.h (MOVE_RATIO): Update.
497 * config/bfin/bfin.h (MOVE_RATIO): Update.
499 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
500 Dmitry Melnik <dm@ispras.ru>
501 Dmitry Zhurikhin <zhur@ispras.ru>
502 Alexander Monakov <amonakov@ispras.ru>
503 Maxim Kuvyrkov <maxim@codesourcery.com>
505 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
506 sel-sched-dump.c, sel-sched-ir.c: New files.
507 * Makefile.in (OBJS-common): Add selective scheduling object
509 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
510 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
511 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
512 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
513 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
514 (make_forwarder_block): Update loop latch if we have redirected
516 * cfgloop.c (get_loop_body_in_custom_order): New function.
517 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
518 (CP_FALLTHRU_PREHEADERS): Likewise.
519 (get_loop_body_in_custom_order): Declare.
520 * cfgloopmanip.c (has_preds_from_loop): New.
521 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
522 Assert that the preheader edge will be fall thru when it is set.
523 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
524 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
525 fsel-sched-substitution, fselective-scheduling): New flags.
526 * cse.c (hash_rtx_cb): New.
528 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
529 sel_sched_insn_cnt): New counters.
530 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
531 * genattr.c (main): Output maximal_insn_latency prototype.
532 * genautomata.c (output_default_latencies): New. Factor its code from ...
533 (output_internal_insn_latency_func): ... here.
534 (output_internal_maximal_insn_latency_func): New.
535 (output_maximal_insn_latency_func): New.
536 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
537 (struct hard_reg_set_iterator): New.
538 (hard_reg_set_iter_init, hard_reg_set_iter_set,
539 hard_reg_set_iter_next): New functions.
540 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
541 * lists.c (remove_free_INSN_LIST_node,
542 remove_free_EXPR_LIST_node): New functions.
543 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
544 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
545 (loop_optimizer_finalize): Do not verify flow info after reload.
546 * recog.c (validate_replace_rtx_1): New parameter simplify.
547 Default it to true. Update all uses. Factor out simplifying
549 (simplify_while_replacing): ... this new function.
550 (validate_replace_rtx_part,
551 validate_replace_rtx_part_nosimplify): New.
552 * recog.h (validate_replace_rtx_part,
553 validate_replace_rtx_part_nosimplify): Declare.
554 * rtl.c (rtx_equal_p_cb): New.
555 (rtx_equal_p): Use it.
556 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
557 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
558 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
559 * vecprim.h: Add a vector type for unsigned int.
560 * haifa-sched.c: Include vecprim.h and cfgloop.h.
561 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
562 ready_try, cycle_issued_insns, spec_info): Make global.
563 (readyp): Initialize.
564 (dfa_lookahead): New global variable.
565 (old_max_uid, old_last_basic_block): Remove.
566 (h_i_d): Make it a vector.
567 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
569 (after_recovery, adding_bb_to_current_region_p):
570 New variables to handle correct insertion of the recovery code.
571 (struct ready_list): Move declaration to sched-int.h.
572 (rgn_n_insns): Removed.
573 (rtx_vec_t): Move to sched-int.h.
574 (find_insn_reg_weight): Remove.
575 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
576 (haifa_init_h_i_d, haifa_finish_h_i_d):
577 New functions to initialize / finalize haifa instruction data.
578 (extend_h_i_d, init_h_i_d): Rewrite.
579 (unlink_other_notes): Move logic to add_to_note_list. Handle
581 (ready_lastpos, ready_element, ready_sort, reemit_notes,
582 find_fallthru_edge): Make global, remove static prototypes.
583 (max_issue): Make global. Add privileged_n and state parameters. Use
585 (extend_global, extend_all): Removed.
586 (init_before_recovery): Add new param. Fix the handling of the case
587 when we insert a recovery code before the EXIT which has a predecessor
588 with a fallthrough edge to it.
589 (create_recovery_block): Make global. Rename to
590 sched_create_recovery_block. Update.
591 (change_pattern): Rename to sched_change_pattern. Make global.
592 (speculate_insn): Rename to sched_speculate_insn. Make global.
593 Split haifa-specific functionality into ...
594 (haifa_change_pattern): New static function.
595 (sched_extend_bb): New static function.
596 (sched_init_bbs): New function.
597 (current_sched_info): Change type to struct haifa_sched_info.
598 (insn_cost): Adjust for selective scheduling.
599 (dep_cost_1): New function. Move logic from ...
600 (dep_cost): ... here.
601 (dep_cost): Use dep_cost_1.
602 (contributes_to_priority_p): Use sched_deps_info instead of
604 (priority): Adjust to work with selective scheduling. Process the
605 corner case when all dependencies don't contribute to priority.
606 (rank_for_schedule): Use ds_weak instead of dep_weak.
607 (advance_state): New function. Move logic from ...
608 (advance_one_cycle): ... here.
609 (add_to_note_list, concat_note_lists): New functions.
610 (rm_other_notes): Make static. Adjust for selective scheduling.
611 (remove_notes, restore_other_notes): New functions.
612 (move_insn): Add two arguments. Update assert. Don't call
614 (choose_ready): Remove lookahead variable, use dfa_lookahead.
615 Remove more_issue, max_points. Move the code to initialize
616 max_lookahead_tries to max_issue.
617 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
618 ready. Adjust use of move_insn. Call restore_other_notes.
620 (sched_init, sched_finish): Move Haifa-specific initialization/
622 (haifa_sched_init, haifa_sched_finish): ... respectively.
624 (setup_sched_dump): New function.
625 (haifa_init_only_bb): New static function.
626 (haifa_speculate_insn): New static function.
627 (try_ready): Use haifa_* instead of speculate_insn and
629 (extend_ready, extend_all): Remove.
630 (sched_extend_ready_list, sched_finish_ready_list): New functions.
631 (create_check_block_twin, add_to_speculative_block): Use
632 haifa_insns_init instead of extend_global. Update to use new
633 initialization functions. Change parameter. Factor out code from
634 create_check_block_twin to ...
635 (sched_create_recovery_edges) ... this new function.
637 (sched_scan_info): New.
638 (extend_bb): Use sched_scan_info.
639 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
640 static functions for walking through scheduling region.
641 (sched_luids): New vector variable to replace uid_to_luid.
642 (luids_extend_insn): New function.
643 (sched_max_luid): New variable.
644 (luids_init_insn): New function.
645 (sched_init_luids, sched_finish_luids): New functions.
646 (insn_luid): New debug function.
647 (sched_extend_target): New function.
648 (haifa_init_insn): New static function.
649 (sched_init_only_bb): New hook.
650 (sched_split_block): New hook.
651 (sched_split_block_1): New function.
652 (sched_create_empty_bb): New hook.
653 (sched_create_empty_bb_1): New function.
654 (common_sched_info, ready): New global variables.
655 (current_sched_info_var): Remove.
656 (move_block_after_check): Use common_sched_info.
657 (haifa_luid_for_non_insn): New static function.
658 (init_before_recovery): Use haifa_init_only_bb instead of
660 (increase_insn_priority): New.
661 * modulo-sched.c: (issue_rate): Remove static declaration.
662 (sms_sched_info): Change type to haifa_sched_info.
663 (sms_sched_deps_info, sms_common_sched_info): New variables.
664 (setup_sched_infos): New.
665 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
666 Do not call regstat_free_calls_crossed.
667 (sms_print_insn): Use const_rtx.
668 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
669 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
670 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
671 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
672 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
673 current_sched_info to use it.
674 (enum reg_pending_barrier_mode): Move to sched-int.h.
675 (h_d_i_d): New variable. Initialize to NULL.
676 ({true, output, anti, spec, forward}_dependency_cache): Initialize
678 (estimate_dep_weak): Remove static declaration.
679 (sched_has_condition_p): New function. Adjust users of
680 sched_get_condition to use it instead.
681 (conditions_mutex_p): Add arguments indicating which conditions are
683 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
684 argument to indicate whether returned condition is reversed. Do not
685 generate new rtx when condition should be reversed; indicate it by
686 setting new argument instead.
687 (add_dependence_list_and_free): Add deps parameter.
688 Update all users. Do not free dependence list when
689 deps context is readonly.
690 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
692 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
693 (remove_from_deps): New. Use the above functions.
694 (cur_insn, can_start_lhs_rhs_p): New static variables.
695 (add_or_update_back_dep_1): Initialize present_dep_type.
696 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
697 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
698 haifa_note_dep): New functions implementing dependence hooks for
700 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
701 note_dep): New functions.
702 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
704 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
705 (free_deps): Initialize deps->reg_last.
706 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
707 sched_analyze_insn): Update to use dependency hooks infrastructure
708 and readonly contexts.
709 (deps_analyze_insn): New function. Move part of logic from ...
710 (sched_analyze): ... here. Also move some logic to ...
711 (deps_start_bb): ... here. New function.
712 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
714 (sched_deps_init): New function. Move code from ...
715 (init_dependency_caches): ... here. Remove.
716 (init_deps_data_vector): New.
717 (sched_deps_finish): New function. Move code from ...
718 (free_dependency_caches): ... here. Remove.
719 (init_deps_global, finish_deps_global): Adjust for use with
720 selective scheduling.
721 (get_dep_weak): Move logic to ...
722 (get_dep_weak_1): New function.
723 (ds_merge): Move logic to ...
724 (ds_merge_1): New static function.
725 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
726 (ds_get_max_dep_weak): New function.
727 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
728 (n_insns): Rename to rgn_n_insns.
729 (debug_ebb_dependencies): New function.
730 (init_ready_list): Use it.
731 (begin_schedule_ready): Use sched_init_only_bb.
732 (ebb_print_insn): Indicate when an insn starts a new cycle.
733 (contributes_to_priority, compute_jump_reg_dependencies,
734 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
735 (add_block1): Remove to ebb_add_block.
736 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
737 (schedule_ebb): Initialize them. Use remove_notes instead of
738 rm_other_notes. Use haifa_local_init/finish.
739 (schedule_ebbs): Use haifa_sched_init/finish.
740 * sched-int.h: Include vecprim.h, remove rtl.h.
741 (struct ready_list): Delete declaration.
742 (sched_verbose_param, enum sched_pass_id_t,
743 bb_vec_t, insn_vec_t, rtx_vec_t): New.
744 (struct sched_scan_info_def): New structure.
745 (sched_scan_info, sched_scan, sched_init_bbs,
746 sched_init_luids, sched_finish_luids, sched_extend_target,
747 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
748 (struct common_sched_info_def): New.
749 (common_sched_info, haifa_common_sched_info,
750 sched_emulate_haifa_p): Declare.
752 (sched_luids): Declare.
753 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
754 (sched_max_luid, insn_luid): Declare.
755 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
756 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
757 print_insn, print_pattern, print_value, haifa_classify_insn,
758 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
759 setup_sched_dump, sched_init, sched_finish,
760 sel_insn_is_speculation_check): Export.
761 (struct ready_list): Move from haifa-sched.c.
762 (ready_try, ready, max_issue): Export.
763 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
764 sched_init_only_bb, sched_split_block, sched_split_block_1,
765 sched_create_empty_bb, sched_create_empty_bb_1,
766 sched_create_recovery_block, sched_create_recovery_edges): Export.
767 (enum reg_pending_barrier_mode): Export.
768 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
770 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
771 print_insn field. Move add_block and fix_recovery_cfg to
772 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
773 (struct sched_deps_info_def): ... this new structure.
774 (sched_deps_info): Declare.
775 (struct spec_info_def): Remove weakness_cutoff, add
776 data_weakness_cutoff and control_weakness_cutoff.
777 (spec_info): Declare.
778 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
780 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
781 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
782 (current_sched_info): Change type to struct haifa_sched_info.
783 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
784 (h_d_i_d): New variable.
785 (HDID): New accessor macro.
786 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
787 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
789 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
790 (enum SCHED_FLAGS): Update for selective scheduler.
791 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
792 (init_dependency_caches, free_dependency_caches): Delete declarations.
793 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
794 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
795 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
796 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
797 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
799 (rm_other_notes): Delete declaration.
800 (schedule_block): Remove one argument.
801 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
802 ready_element, ready_lastpos, sched_extend_ready_list,
803 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
804 concat_note_lists): Export.
805 (struct region): Move from sched-rgn.h.
806 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
807 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
808 BLOCK_TO_BB, CONTAINING_RGN): Export.
809 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
810 (current_nr_blocks, current_blocks, target_bb): Likewise.
811 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
812 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
813 sched_rgn_local_init, extend_regions,
814 rgn_make_new_region_out_of_new_block, compute_priorities,
815 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
816 extend_rgns, deps_join rgn_setup_common_sched_info,
817 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
818 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
819 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
820 increase_insn_priority): Likewise.
821 * sched-rgn.c: Include sel-sched.h.
822 (ref_counts): New static variable. Use it ...
823 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
824 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
825 (sched_is_disabled_for_current_region_p): Delete static declaration.
826 (struct region): Move to sched-int.h.
827 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
828 ebb_head): Define and initialize.
829 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
830 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
831 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
833 (find_single_block_region): Add new argument to indicate that EBB
834 regions should be constructed.
835 (debug_live): Delete declaration.
836 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
837 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
839 (init_regions): Delete declaration.
840 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
841 rgn_estimate_number_of_insns): New.
842 (too_large): Use estimate_number_of_insns.
843 (haifa_find_rgns): New. Move the code from ...
844 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
845 (free_trg_info): New.
846 (compute_trg_info): Allocate candidate tables here instead of ...
847 (init_ready_list): ... here.
848 (rgn_print_insn): Use const_rtx.
849 (contributes_to_priority, extend_regions): Delete static declaration.
850 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
851 (add_block1): Rename to rgn_add_block.
852 (debug_rgn_dependencies): Delete static qualifier.
853 (new_ready): Use sched_deps_info. Simplify.
854 (rgn_common_sched_info, rgn_const_sched_deps_info,
855 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
856 (region_sched_info): Rename to rgn_const_sched_info.
857 (deps_join): New, extracted from ...
858 (propagate_deps): ... here.
859 (compute_block_dependences, debug_dependencies): Update for selective
861 (free_rgn_deps, compute_priorities): New functions.
862 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
863 sched_rgn_compute_dependencies): New functions.
864 (schedule_region): Use them.
865 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
866 rgn_setup_common_sched_info, rgn_setup_sched_infos):
868 (schedule_insns): Call new functions that were split out.
869 (rgn_make_new_region_out_of_new_block): New.
870 (get_rgn_sched_max_insns_priority): New.
871 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
872 scheduling when appropriate.
873 * sched-vis.c: Include insn-attr.h.
874 (print_value, print_pattern): Make global.
875 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
876 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
877 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
878 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
879 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
880 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
881 hooks. Initialize them to 0.
882 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
883 * target.h (struct gcc_target): Add them. Rename gen_check field to
885 * flags.h (sel_sched_switch_set): Declare.
886 * opts.c (sel_sched_switch_set): New variable.
887 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
888 pipelining is disabled from command line.
889 (common_handle_option): Record whether selective scheduling is
890 requested from command line.
891 * doc/invoke.texi: Document new flags and parameters.
892 * doc/tm.texi: Document new target hooks.
893 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
894 (dfa_state_size): Do not declare locally.
895 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
896 * config/rs6000/rs6000.c (rs6000_init_sched_context,
897 rs6000_alloc_sched_context, rs6000_set_sched_context,
898 rs6000_free_sched_context): New functions.
899 (struct _rs6000_sched_context): New.
900 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
902 (rs6000_sched_finish): Do not run for selective scheduling.
904 2008-08-31 Jan Hubicka <jh@suse.cz>
906 * frv.c (frv_rtx_costs): Update forward declaration.
907 * spu.c (spu_rtx_costs): Likewise.
908 * pdp11.c: Include df.h
909 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
910 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
911 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
912 * iq2000.c (iq2000_address_cost): Add speed argument.
913 (iq2000_rtx_costs): Likewise.
914 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
915 update call of mn10300_address_cost.
916 * mcore.c: Include df.h
917 (mcore_rtx_costs): Update prototype.
918 * score3.c: Include df.h
919 (score3_rtx_costs): Remove speed argument.
920 * score7.c: Include df.h
921 (score7_address_cost): Remove speed argument.
922 * score-protos.h (score_address_cost): Update prototype.
923 * score.c: Include df.h
924 (score_rtx_costs): Update call of costs functions.
925 * v850.c (v850_rtx_costs): Add bool argument.
927 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
929 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
931 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
933 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
934 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
936 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
938 * mkmap-flat.awk: Add option pe_dll.
939 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
940 * config/i386/t-cygwin (SHLIB_LC): Add.
941 * config/i386/t-mingw32 (SHLIB_LC): Add.
942 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
943 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
944 (LINK_SPEC): Support libgcc_s.
945 (LIBGCC_SPEC): Support libgcc_s.
946 (LIBGCC_SONAME): New.
948 2008-08-31 Jan Hubicka <jh@suse.cz>
950 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
951 mistakely had old version of patch.
953 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
954 (ipcp_estimate_growth): New.
955 (ipcp_insert_stage): Use ipcp_estimate_growth.
956 * profile.c (branch_prob): When reading failed, do not consider
959 2008-08-31 Jan Hubicka <jh@suse.cz>
961 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
962 loop is optimized for speed.
964 2008-08-31 Richard Guenther <rguenther@suse.de>
967 * fold-const.c (fold_binary): Retain conversions in folding
970 2008-08-31 Jan Hubicka <jh@suse.cz>
972 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
973 * predict.c (maybe_hot_frequency_p): Make inline.
974 (maybe_hot_count_p): Break out from ...
975 (maybe_hot_bb_p): ... this one.
976 (maybe_hot_edge_p): Simplify.
977 * basic-block.h (probably_cold_bb_p): Remove.
979 2008-08-31 Jakub Jelinek <jakub@redhat.com>
982 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
984 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
985 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
987 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
990 2008-08-31 Jan Hubicka <jh@suse.cz>
992 * predict.c (PROB_VERY_LIKELY): Make small enough so things
994 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
996 2008-08-31 Jakub Jelinek <jakub@redhat.com>
999 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1002 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1003 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1005 2008-08-31 Jan Hubicka <jh@suse.cz>
1007 * sparc.h (BRANCH_COST): Fix macro definition.
1008 * avr.c (avr_operand_rtx_cost): Add speed argument.
1009 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1011 2008-08-31 Richard Guenther <rguenther@suse.de>
1013 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1014 types instead of operands. Re-instantiate verifying of
1015 binary expression operands.
1017 2008-08-30 Jan Hubicka <jh@suse.cz>
1019 * fwprop.c (should_replace_address): Add speed attribute.
1020 (PR_OPTIMIZE_FOR_SPEED): New flag.
1021 (propagate_rtx_1): Use it.
1022 (propagate_rtx): Set it.
1023 (try_fwprop_subst): Update call of rtx_costs.
1024 (forward_propagate_and_simplify): LIkewise.
1025 * hooks.c (hook_int_rtx_bool_0): New
1026 (hook_bool_rtx_int_int_intp_false): Replace by ...
1027 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1028 * hooks.h (hook_int_rtx_bool_0): New
1029 (hook_bool_rtx_int_int_intp_false): Replace by ...
1030 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1031 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1032 (prepare_cmp_insn): UPdate call of rtx_cost.
1033 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1034 (reload_cse_simplify_operands): Update call of rtx_cost.
1035 (reload_cse_move2add): call of rtx_cost.
1036 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1037 * rtlanal.c (rtx_cost): Add speed argument.
1038 (address_cost): Add speed argument
1039 (default_address_cost): Likewise.
1040 (insn_rtx_cost): Likewise.
1041 * cfgloopanal.c (seq_cost): Add speed argument.
1042 (target_reg_cost, target_spill_cost): Turn to array.
1043 (init_set_costs): Update for speed.
1044 (estimate_reg_pressure_cost): Add speed argument.
1045 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1046 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1047 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1048 (seq_cost): Add speed argument.
1049 (computation_cost): Add speed arugment.
1050 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1051 (force_expr_to_var_cost): Update for profile info.
1052 (force_var_cost): Likewise.
1053 (split_address_cost): Likewise.
1054 (ptr_difference_cost): Likewise.
1055 (difference_cost): Likewise.
1056 (get_computation_cost_at): Likewise.
1057 (determine_iv_cost): Likewise.
1058 (ivopts_global_cost_for_size): Likewise.
1059 (rewrite_use_address): Likewise.
1060 (tree_ssa_iv_optimize_loop): Initialize speed field.
1061 * cse.c (optimize_this_for_speed_p): New static var.
1062 (notreg_cost): Update call of rtx_cost.
1063 (cse_extended_basic_block): set optimize_this_for_speed_p.
1064 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1065 (noce_try_cmove_arith): Likewise.
1066 (noce_try_sign_mask): LIkewise.
1067 * expr.c (compress_float_constant): Update rtx_cost calls.
1068 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1069 (addr_to_parts): Likewise.
1070 (create_mem_ref): Likewise.
1071 * dse.c (find_shift_sequence): Add speed argument.
1072 (replace_read): Update call.
1073 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1074 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1075 * neg_cost, shift_cost, shiftadd_cost,
1076 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1077 mul_highpart_cost): Increase dimension.
1078 (init_expmed): Initialize for both size and speed.
1079 (expand_shift): Use profile.
1080 (synth_mult): Use profile.
1081 (choose_mult_variant): Use profile.
1082 (expand_mult): Use profile.
1083 (expand_mult_highpart_optab): Use profile.
1084 (expand_mult_highpart): Use profile.
1085 (expand_smod_pow2): Use profile.
1086 (expand_divmod): Use profile.
1087 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1088 * loop-invariant.c (create_new_invariant): Use profile.
1089 (gain_for_invariant): Add speed parameter.
1090 (best_gain_for_invariant): Likewise.
1091 (find_invariants_to_move): Likewise.
1092 (move_single_loop_invariants): Set it.
1093 * target-def.h (TARGET_RTX_COSTS): Use hook.
1094 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1095 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1096 * output.h (default_address_cost): Update prototype.
1097 * combine.c (optimize_this_for_speed_p): New static var.
1098 (combine_validate_cost): Update call of rtx_cost.
1099 (combine_instructions): Set optimize_this_for_speed_p.
1100 (expand_compound_operation): Update call of rtx_cost.
1101 (make_extraction):Update call of rtx_cost.
1102 (force_to_mode):Update call of rtx_cost.
1103 (distribute_and_simplify_rtx):Update call of rtx_cost.
1104 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1105 (estimate_reg_pressure_cost): Update prototype.
1106 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1107 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1109 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1110 (alpha_rtx_costs): Update.
1111 * config/frv/frv.c (frv_rtx_costs): Update.
1112 * config/s390/s390.c (s390_rtx_costs): Update.
1113 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1114 (m32c_rtx_costs): Update.
1115 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1116 (spu_rtx_costs): Update.
1117 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1118 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1119 * config/i386/i386.c (:ix86_address_cost): Update.
1120 (ix86_rtx_costs): Update.
1121 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1122 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1123 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1124 * config/crx/crx.c (crx_address_cost): Update.
1125 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1126 * config/stormy16/stormy16.c
1127 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1128 * config/m68hc11/m68hc11.c
1129 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1130 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1131 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1132 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1133 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1134 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1135 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1136 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1137 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1138 (mcore_rtx_costs): update.
1139 * config/score/score3.c (score3_rtx_costs): Update.
1140 * config/score/score7.c (score7_rtx_costs): Update.
1141 * config/score/score3.h (score3_rtx_costs):Update.
1142 * config/score/score7.h (score7_rtx_costs): Update.
1143 * config/score/score.c (score_rtx_costs): Update.
1144 * config/arm/arm.c (arm_address_cost): Update.
1145 (arm_rtx_costs_1): Update.
1146 (arm_rtx_costs_1): Update.
1147 (arm_size_rtx_costs): Update.
1148 (arm_size_rtx_costs): Update.
1149 (arm_size_rtx_costs): Update.
1150 (arm_xscale_rtx_costs): Update.
1151 (arm_thumb_address_cost): Update.
1152 * config/pa/pa.c (hppa_address_cost): Update.
1153 * config/mips/mips.c (mips_rtx_costs): Update.
1154 * config/vax/vax.c (vax_address_cost): Update.
1155 * config/h8300/h8300.c (h8300_shift_costs): Update.
1156 (h8300_rtx_costs): Update.
1157 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1158 (v850_rtx_costs): Update.
1159 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1160 * config/bfin/bfin.c
1161 (bfin_address_cost): Update.
1162 (bfin_rtx_costs): Update.
1163 * stmt.c (lshift_cheap_p): Update.
1165 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1168 * expmed.c (extract_bit_field_1): Check the mode size to make
1169 sure the vector modes have the same size.
1171 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1173 * dojump.c (top level): Include basic-block.h to declare
1174 optimize_insn_for_speed_p
1176 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1178 * opts.h (CL_SAVE): New option class for marking options that are
1179 target specific options usable in the target attribute.
1180 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1182 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1183 can easily find the target specific options that are safe to use
1184 in the attribute or pragma.
1186 * attribs.c (decl_attributes): Change #pragma GCC option to
1187 #pragma GCC target, and attribute((option(...))) to
1188 attribute((target(...))).
1190 * doc/extend.texi (target attribute): Change from option
1191 attribute. Delete push/pop/reset.
1192 (#pragma GCC target): Change from #pragma GCC option. Delete
1194 (#pragma GCC push_options): Document new pragma.
1195 (#pragma GCC pop_options): Document new pragma.
1196 (#pragma GCC reset_options): Document new pragma.
1198 * targhooks.c (default_target_option_valid_attribute_p): Add
1199 warning about port not supporting target attributes.
1200 (default_target_option_pragma_parse): New function, warn about
1201 #pragma GCC target not being supported.
1203 * targhooks.h (default_target_option_pragma_parse): Add
1206 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1207 TI_CURRENT_OPTION_PRAGMA.
1208 (current_target_pragma): Rename from current_option_pragma.
1210 * target.h: (struct target_option): Delete booleans for changing
1211 the optimization level on hot/cold functions. Change signature of
1212 pragma_parse hook to take a second tree.
1214 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1216 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1217 that the declaration is done at global scope.
1219 * langhooks.c (add_builtin_function_common): Move most of the code
1220 from add_builtin_function here, calling the hook passed in.
1221 (add_builtin_function): Call add_builtin_function_common with
1222 standard builtin hook.
1223 (add_builtin_function_ext_scope): New function to add builtins to
1226 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1228 (add_builtin_function_ext_scope): Add declaration.
1230 * c-pragma.c (handle_pragma_target): Rename from
1231 handle_pragma_option, #pragma GCC option is now #pragma GCC
1232 target. Move warning about port not supporting target options to
1233 default pragma parse hook. Remove push/pop/reset from this
1235 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1236 (option_stack): Delete static variable.
1237 (optimize_stack): Ditto.
1238 (optons_stack): New stack of saved target and optimization
1240 (handle_pragma_push_options): New function to handle pushing both
1241 target and optimization options.
1242 (handle_pragma_pop_options): New function to handle popping both
1243 target and optimization options.
1244 (handle_pragma_reset_options): New function to handle resetting
1245 both target and optimization options to their initial state.
1246 (init_pragma): Rename handle_pragma_option to
1247 handle_pragma_target. Add support for push_options, pop_options,
1248 and reset_options pragmas.
1250 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1251 default_target_option_pragma_parse.
1252 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1253 default_target_option_valid_attribute_p.
1254 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1255 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1256 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1257 optimization level on hot/cold functions.
1259 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1260 if the caller and callee have different optimization levels.
1262 * c-common.c (handle_target_attribute): Rename from
1263 handle_option_attribute, attribute((option(...))) is now
1264 attribute((target(...))). Move warning if the port does not
1265 support target attributes to the default hook.
1266 (handle_hot_attribute): Delete code to change the optimization
1267 level of hot functions.
1268 (handle_cold_attribute): Ditto.
1270 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1271 argument that is the binary tree options to use if there are no
1272 arguments. Call ix86_valid_target_attribute_tree instead of
1273 ix86_valid_option_attribute_tree.
1274 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1275 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1276 ix86_pragma_option_parse.
1278 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1279 Rename from ix86_valid_option_attribute_tree.
1281 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1282 new builtins when the ISA changes.
1283 (ix86_valid_target_attribute_tree): Rename from
1284 ix86_valid_option_attribute_tree. Change callers. If the
1285 function specified optimization options, use those as the starting
1286 point before setting up the target attributes. If the
1287 optimization options were changed in the course of setting the
1288 target attributes, record the new optimization options.
1289 (ix86_valid_target_attribute_tree_inner_p): Rename from
1290 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1291 ix86_add_new_builtins if the ISA changed.
1292 (ix86_valid_target_attribute_p): Rename from
1293 ix86_valid_option_attribute_p. Change callers.
1294 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1295 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1296 as delayed builtin functions.
1297 (struct builtin_isa): New structure to record builtin functions
1298 that should be delayed until the ISA for that function is used.
1299 (ix86_builtins_isa): Change from int to struct to track builtin
1300 functions we want to declare at some point.
1301 (def_builtin): If the front end can delay defining the builtin
1302 functions, don't create builtins for ISAs not part of the default
1304 (def_builtin_const): Ditto.
1305 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1306 __builtin_ia32_pcmov_v2di to be different builtin functions.
1307 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1308 a structure instead of an int.
1309 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1310 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1311 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1312 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1314 * config/ia64/ia64.h
1315 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1316 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1318 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1319 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1320 (LANG_HOOKS_INITIALIZER): Add
1321 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1323 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1326 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1327 the reload address with the index register for SFmode
1328 access with a displacement.
1330 2008-08-30 Jan Hubicka <jh@suse.cz>
1332 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1333 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1334 * dojump.c (do_jump): Likewise.
1335 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1336 (note-if_info): Add BRANCH_COST.
1337 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1338 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1339 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1341 * expr.h (BRANCH_COST): Update default.
1342 * predict.c (predictable_edge_p): New function.
1343 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1344 Update BRANCH_COST call.
1345 * basic-block.h (predictable_edge_p): Declare.
1346 * config/alpha/alpha.h (BRANCH_COST): Update.
1347 * config/frv/frv.h (BRANCH_COST): Update.
1348 * config/s390/s390.h (BRANCH_COST): Update.
1349 * config/spu/spu.h (BRANCH_COST): Update.
1350 * config/sparc/sparc.h (BRANCH_COST): Update.
1351 * config/m32r/m32r.h (BRANCH_COST): Update.
1352 * config/i386/i386.h (BRANCH_COST): Update.
1353 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1354 * config/sh/sh.h (BRANCH_COST): Update.
1355 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1356 * config/avr/avr.h (BRANCH_COST): Update.
1357 * config/crx/crx.h (BRANCH_COST): Update.
1358 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1359 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1360 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1361 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1362 * config/ia64/ia64.h (BRANCH_COST): Update.
1363 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1364 * config/arc/arc.h (BRANCH_COST): Update.
1365 * config/score/score.h (BRANCH_COST): Update.
1366 * config/arm/arm.h (BRANCH_COST): Update.
1367 * config/pa/pa.h (BRANCH_COST): Update.
1368 * config/mips/mips.h (BRANCH_COST): Update.
1369 * config/vax/vax.h (BRANCH_COST): Update.
1370 * config/h8300/h8300.h (BRANCH_COST): Update.
1371 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1372 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1373 * doc/tm.texi (BRANCH_COST): Update.
1375 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1378 * config/arm/arm.c (arm_optimization_options): Set
1379 flag_section_anchors to 2 instead of 1 to distinguish it from
1380 -fsection-anchors given explicitely on the command line.
1382 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1384 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1385 final insn of a split.
1387 2008-08-30 Jan Hubicka <jh@suse.cz>
1389 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1390 optimized for speed.
1391 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1392 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1393 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1394 flag_gcse_after_reload_set): New static vars.
1395 (common_handle_option): Enable those flags for profile-use.
1396 (decode_options): Remove optimize_size flags that are handled
1397 on higher granuality.
1398 * tree-vectorizer.c (vectorize_loops): Use
1399 optimize_loop_nest_for_speed_p.
1400 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1401 * tree-predcom.c (tree_predictive_commoning): Use
1402 optimize_loop_for_speed_p.
1403 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1404 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1405 * predict.c (optimize_loop_for_speed_p): Fix walk.
1407 2008-08-30 Jan Hubicka <jh@suse.cz>
1409 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1411 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1412 profile presence locally.
1414 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1417 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1418 versions before 4.0.
1420 2008-08-29 Jan Hubicka <jh@suse.cz>
1422 * tree-inline.c (insert_init_stmt): Insert sequence even when
1425 2008-08-29 Jeff Law <law@redhat.com>
1427 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1428 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1429 location and class is an FP register.
1431 2008-08-29 Jan Hubicka <jh@suse.cz>
1433 * see.c (see_merge_one_def_extension): Silence used uninitialized
1435 * matrix-reorg.c (check_allocation_function): Likewise.
1436 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1438 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1441 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1442 compute new & and | in type rather than TREE_TYPE (arg0).
1444 * dwarf2out.c (fortran_common): Update comment.
1445 (gen_variable_die): Swap com_die and var_die variables in Fortran
1446 COMMON block handling code.
1448 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1450 * dwarf2out.c (gen_const_die): New function.
1451 (size_of_die, value_format, output_die): Output larger
1452 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1453 (native_encode_initializer): New function.
1454 (tree_add_const_value_attribute): Call it.
1455 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1457 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1458 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1459 TREE_THIS_VOLATILE to add_type_attribute.
1461 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1463 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1466 * dwarf2out.c (loc_by_reference): New function.
1467 (add_location_or_const_value_attribute): Use it.
1470 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1471 as DW_TAG_variable children of DW_TAG_common_block rather than
1472 DW_TAG_member children. Put DW_AT_external to individual
1473 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1475 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1476 loc_descriptor_from_tree_1.
1480 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1481 arguments to imported_module_or_decl.
1482 (debug_nothing_tree_tree): Removed.
1483 (debug_nothing_tree_tree_tree_bool): New prototype.
1484 * debug.c (do_nothing_debug_hooks): Adjust.
1485 (debug_nothing_tree_tree): Removed.
1486 (debug_nothing_tree_tree_tree_bool): New function.
1487 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1488 (gen_variable_die): Put all common vars for the
1489 same COMMON block under one DW_TAG_common_block.
1490 (declare_in_namespace): Return new context_die, for Fortran
1491 return the module DIE instead of adding extra declarations into
1493 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1494 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1495 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1497 (dwarf2out_global_decl): Don't skip Fortran global vars.
1498 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1499 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1500 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1501 DW_TAG_imported_declaration as child of previous
1502 DW_TAG_imported_module.
1503 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1504 * sdbout.c (sdb_debug_hooks): Likewise.
1505 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1507 2008-08-29 Jan Hubicka <jh@suse.cz>
1509 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1511 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1512 * ipa-cp.c (n_cloning_candidates): New static variable.
1513 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1514 (ipcp_print_all_lattices): Improve debug output.
1515 (ipcp_cloning_candidate_p): New function.
1516 (ipcp_initialize_node_lattices): Use it.
1517 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1518 (ipcp_propagate_stage): Prettier debug output.
1519 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1520 (ipcp_print_all_structures): Remove.
1521 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1522 (ipcp_insert_stage): Prettier debug output; call
1523 cgraph_remove_unreachable_nodes before propagating.
1524 (pass_ipa_cp): Schedule function removal pass.
1525 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1527 (cgraph_maybe_hot_edge_p): Move to ...
1528 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1529 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1530 (common_handle_option): Set them; enable ipa-cp when profiling.
1531 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1532 (ipa_print_all_jump_functions): Likewise.
1533 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1534 (ipa_print_node_params, ipa_print_all_params): New.
1535 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1536 ipa_print_all_param_flags): Remove.
1537 (ipa_print_node_params, ipa_print_all_params): New.
1539 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1541 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1542 change from 2008-04-03.
1543 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1545 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1549 * ira-color.c (push_allocnos_to_stack): Truncate
1550 removed_splay_allocno_vec.
1552 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1555 * ira-color (ira_fast_allocation): Don't assign hard registers to
1558 2008-08-29 Jan Hubicka <jh@suse.cz>
1561 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1562 for cold internal loops.
1564 2008-08-29 Richard Guenther <rguenther@suse.de>
1566 * tree-ssa-structalias.c (create_variable_info_for): Do not
1567 create fields for heap vars or vars with a noalias state.
1568 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1571 2008-08-29 Richard Guenther <rguenther@suse.de>
1573 * common.opt (ftree-store-ccp): Mark as preserved for
1574 backward compatibility.
1575 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1576 * tree-pass.h (pass_store_ccp): Remove.
1577 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1578 (first_vdef): Remove declaration.
1579 (get_value_loaded_by): Likewise.
1580 * tree-ssa-ccp.c (do_store_ccp): Remove.
1581 (get_default_value): Simplify as do_store_ccp is always false
1582 now. Do not initialize mem_ref.
1583 (set_value_varying): Likewise.
1584 (canonicalize_float_value): Likewise.
1585 (set_lattice_value): Likewise.
1586 (likely_value): Likewise.
1587 (surely_varying_stmt_p): Likewise.
1588 (ccp_initialize): Likewise.
1589 (ccp_lattice_meet): Likewise.
1590 (ccp_visit_phi_node): Likewise.
1591 (ccp_fold): Likewise.
1592 (evaluate_stmt): Likewise.
1593 (visit_assignment): Likewise.
1594 (ccp_visit_stmt): Likewise.
1595 (execute_ssa_ccp): Fold into ...
1596 (do_ssa_ccp): ... this.
1597 (do_ssa_store_ccp): Remove.
1598 (gate_store_ccp): Likewise.
1599 (pass_store_ccp): Likewise.
1600 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1602 * tree-ssa-propagate.c (first_vdef): Remove.
1603 (get_value_loaded_by): Likewise.
1604 (replace_vuses_in): Likewise.
1605 (substitute_and_fold): Do not call replace_vuses_in.
1606 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1608 2008-08-29 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1612 PARAM_NOALIAS tags with is_heapvar.
1613 * tree-ssa-operands.c (access_can_touch_variable): Offset
1614 based tests do not apply for heapvars. Fix offset test.
1616 2008-08-29 Jan Hubicka <jh@suse.cz>
1618 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1619 (-fipa-cp-clone): Enabled by default at -O3.
1620 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1621 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1623 2008-08-29 Jan Hubicka <jh@suse.cz>
1625 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1627 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1629 * gimple.c (giple_copy_call_skip_args): New function.
1630 (giple_copy_call_skip_args): Declare.
1632 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1633 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1634 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1635 (ipcp_create_replace_map): Improve debug output.
1636 (ipcp_need_redirect_p): Return false when not clonning.
1637 (ipcp_update_callgraph): Skip args.
1638 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1640 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1641 (save_inline_function_body): Update call of tree_function_versioning.
1642 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1643 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1644 (tree_function_versioning): Likewise.
1645 * tree-inline.h (tree_function_versioning): Update prototype.
1647 2008-08-29 Jan Hubicka <jh@suse.cz>
1649 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1650 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1651 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1652 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1653 * value-prof.c (gimple_divmod_fixed_value_transform,
1654 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1655 gimple_stringops_transform): Use optimize_bb_for_size_p.
1656 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1657 * final.c (compute_alignments): Use optimize_function_for_size_p.
1658 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1659 (fold_builtin_strcpy, fold_builtin_fputs): Use
1660 optimize_function_for_size_p.
1661 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1662 * recog.c (relax_delay_slots): Likewise.
1663 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1664 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1665 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1666 optimize_function_for_size_p.
1667 (cgraph_decide_inlining_of_small_function): Use
1668 optimize_function_for_size_p.
1669 * global.c (find_reg): Use optimize_function_for_size_p.
1670 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1671 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1672 flag_prefetch_loop_arrays. Those can work it out from profile.
1673 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1674 optimize_loop_for_speed_p.
1675 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1677 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1678 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1679 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1680 * local-alloc.c (block_alloc): Pass BB pointer.
1681 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1682 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1683 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1684 (decide_peel_completely): Likewise.
1685 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1686 optimize_loop_for_size_p.
1687 (vect_enhance_data_refs_alignment): Likewise.
1688 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1689 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1690 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1691 (try_crossjump_bb): Use optimize_bb_for_size_p.
1692 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1693 optimize_loop_for_speed_p.
1694 * bb-reorder.c (find_traces_1_round): Likewise.
1695 (copy_bb): Use optimize_bb_for_speed_p.
1696 (duplicate_computed_gotos): Likewise.
1697 * basic-block.h (optimize_loop_nest_for_size_p,
1698 optimize_loop_nest_for_speed_p): New.
1699 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1701 2008-08-29 Tristan Gingold <gingold@adacore.com>
1703 * gcov.c (main): Call expandargv.
1705 2008-08-29 Jan Hubicka <jh@suse.cz>
1707 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1709 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1711 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1712 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1714 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1716 2008-08-29 Jan Hubicka <jh@suse.cz>
1718 * tree-pass.h (pass_strip_predict_hints): Declare.
1719 * predict.c (strip_builtin_expect): Rename to ...
1720 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1721 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1722 (tree_estimate_probability): Do not strip builtin_expect.
1723 (pass_strip_predict_hints): New pass.
1724 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1726 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1728 2008-08-29 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/37207
1731 * tree-vrp.c (extract_range_from_binary_expr): Also try
1732 to constant fold if only one of the operands is a constant.
1734 2008-08-29 Nick Clifton <nickc@redhat.com>
1736 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1737 the same way as SYMBOL_REFs.
1739 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1741 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1743 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1745 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1746 * config/mips/mips.md (branch_likely): Remove const. Fix
1748 (define_delay for type "branch"): Change to only apply for branch
1749 with likely variant.
1750 (define_delay for type "branch" and "branch_likely" no). New delay
1752 (equality_op): New code iterator.
1753 (bbv, bbinv): New code attributes.
1754 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1757 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1758 Andrew Pinski <pinskia@gcc.gnu.org>
1761 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1763 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1765 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1766 rule that a symbolic constant must be defined and >= 0 for the
1767 corresponding facility to be present at compile-time.
1768 * gthr-posix.c: Likewise.
1770 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1772 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1773 * config/mips/mips.md (D): New mode attribute.
1774 (mulsi3, muldi3): Merge it into ...
1775 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1777 (muldi3_mul3): New pattern.
1778 (mulsi3_mult3): Rename to mulsi3_mul3.
1780 2008-08-28 Jan Hubicka <jh@suse.cz>
1782 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1784 * predict.c (always_optimize_for_size_p): Rename to ...
1785 (optimize_function_for_size): ... this one; make extern.
1786 (optimize_function_for_speed_p): New.
1787 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1788 optimize_edge_for_size_p,optimize_edge_for_size_p,
1789 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1790 * basic-block.h (optimize_function_for_size_p,
1791 optimize_function_for_speed_p): Declare.
1792 * i386.md (optimize_size checks): Replace them by appropriate
1794 (standard_80387_constant_p, ix86_compute_frame_layout,
1795 ix86_expand_epilogue, ix86_decompose_address,
1796 print_operand, emit_i387_cw_initialization,
1797 inline_memory_move_cost, ix86_pad_returns,
1798 ix86_reorg): Replace optimize_size checks.
1800 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1802 * rtl.h (simplify_subreg_regno): Declare.
1803 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1804 * simplify-rtx.c (simplify_subreg): ...here.
1805 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1806 subreg_offset_representable_p.
1808 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1811 * c-typeck.c (convert_for_assignment): Give a note describing what
1812 was passed and what was expected.
1814 2008-08-28 Joey Ye <joey.ye@intel.com>
1816 * doc/extend.texi: Document AVX built-in functions.
1817 * doc/invoke.texi: Document -mavx.
1819 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1820 Joey Ye <joey.ye@intel.com>
1821 Xuepeng Guo <xuepeng.guo@intel.com>
1823 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1825 * config/i386/cpuid.h (bit_FMA): New.
1826 (bit_XSAVE): Likewise.
1827 (bit_OSXSAVE): Likewise.
1828 (bit_AVX): Likewise.
1830 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1831 define. Use ASM_OUTPUT_AVX_PREFIX.
1833 * config/i386/gmmintrin.h: New.
1835 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1836 (OPTION_MASK_ISA_AVX_SET): New.
1837 (OPTION_MASK_ISA_FMA_SET): Likewise.
1838 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1839 (OPTION_MASK_ISA_FMA_SET): Likewise.
1840 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1841 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1842 (pta_flags): Add PTA_AVX and PTA_FMA.
1843 (override_options): Handle PTA_AVX and PTA_FMA.
1844 (init_cumulative_args): Handle warn_avx.
1845 (classify_argument): Return 0 for COImode and OImode. Return
1846 1 and X86_64_AVX_CLASS for 256bit vector types.
1847 (examine_argument): Handle X86_64_AVX_CLASS.
1848 (construct_container): Likewise.
1849 (function_arg_advance_32): Pass OImode and 256bit vector types
1851 (function_arg_advance_64): Take a new argument to indicate if a
1852 parameter is named. Handle 256bit vector types. Return
1853 immediately for unnamed 256bit vector mode parameters.
1854 (function_arg_advance): Updated.
1855 (function_arg_32): Add comments for TImode. Handle OImode
1856 and 256bit vector types.
1857 (function_arg_64): Take a new argument to indicate if a
1858 parameter is named. Handle 256bit vector types. Return NULL
1859 for unnamed 256bit vector mode parameters.
1860 (function_arg): Updated.
1861 (setup_incoming_varargs_64): Support
1862 AVX encoding for *sse_prologue_save_insn.
1863 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1864 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1865 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1866 enabled, otherwise return -3.
1867 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1869 (print_reg): Support AVX registers. Handle 'x' and 't'.
1870 Handle 'd' to duplicate the operand.
1871 (print_operand): Likewise. Also support AVX vector compare
1873 (output_387_binary_op): Support AVX.
1874 (output_fp_compare): Likewise.
1875 (ix86_expand_vector_move_misalign): Likewise.
1876 (ix86_attr_length_vex_default): New.
1877 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1878 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1879 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1880 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1881 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1882 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1883 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1884 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1885 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1886 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1887 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1888 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1889 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1890 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1891 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1892 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1893 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1894 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1895 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1896 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1897 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1898 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1899 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1900 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1901 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1902 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1903 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1904 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1905 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1906 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1907 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1908 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1909 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1910 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1911 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1912 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1913 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1914 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1915 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1916 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1917 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1918 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1919 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1920 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1921 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1922 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1923 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1924 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1925 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1926 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1927 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1928 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1929 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1930 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1931 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1932 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1933 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1934 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1935 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1936 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1937 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1938 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1939 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1940 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1941 and IX86_BUILTIN_MOVMSKPS256,
1942 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1943 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1944 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1945 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1946 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1947 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1948 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1949 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1950 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1951 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1952 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1953 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1954 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1955 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1956 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1957 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1958 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1959 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1960 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1961 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1962 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1963 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1964 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1965 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1966 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1967 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1968 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1969 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1970 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1971 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1972 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1973 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1974 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1975 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1976 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1977 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1978 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1979 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1980 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1981 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1982 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1983 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1984 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1985 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1986 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1987 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1988 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1989 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1990 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1991 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1992 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1993 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1994 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1995 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1996 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1997 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1998 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1999 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2001 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2002 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2003 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2004 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2005 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2006 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2007 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2008 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2009 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2010 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2011 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2012 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2013 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2014 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2015 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2016 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2017 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2018 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2019 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2020 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2021 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2022 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2023 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2024 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2025 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2026 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2027 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2028 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2029 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2030 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2031 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2032 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2033 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2034 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2035 IX86_BUILTIN_MOVMSKPS256.
2036 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2037 (ix86_expand_args_builtin): Likewise.
2038 (ix86_expand_special_args_builtin): Likewise.
2039 (ix86_hard_regno_mode_ok): Handle AVX modes.
2040 (ix86_expand_vector_init_duplicate): Likewise.
2041 (ix86_expand_vector_init_one_nonzero): Likewise.
2042 (ix86_expand_vector_init_one_var): Likewise.
2043 (ix86_expand_vector_init_concat): Likewise.
2044 (ix86_expand_vector_init_general): Likewise.
2045 (ix86_expand_vector_set): Likewise.
2046 (ix86_vector_mode_supported_p): Likewise.
2047 (x86_extended_reg_mentioned_p): Check INSN_P before using
2050 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2051 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2053 * config/i386/i386.h (TARGET_AVX): New.
2054 (TARGET_FMA): Likewise.
2055 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2056 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2057 (VALID_AVX256_REG_MODE): New.
2058 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2059 (AVX_FLOAT_MODE_P): Likewise.
2060 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2061 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2062 (AVX_VEC_FLOAT_MODE_P): Likewise.
2063 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2064 (ASM_OUTPUT_OPCODE): Likewise.
2065 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2067 (SSE_REG_MODE_P): Allow 256bit vector modes.
2068 (ix86_args): Add a warn_avx field.
2070 * config/i386/i386.md (UNSPEC_PCMP): New.
2071 (UNSPEC_VPERMIL): Likewise.
2072 (UNSPEC_VPERMIL2): Likewise.
2073 (UNSPEC_VPERMIL2F128): Likewise.
2074 (UNSPEC_MASKLOAD): Likewise.
2075 (UNSPEC_MASKSTORE): Likewise.
2076 (UNSPEC_CAST): Likewise.
2077 (UNSPEC_VTESTP): Likewise.
2078 (UNSPECV_VZEROALL): Likewise.
2079 (UNSPECV_VZEROUPPER): Likewise.
2080 (XMM0_REG): Likewise.
2081 (XMM1_REG): Likewise.
2082 (XMM2_REG): Likewise.
2083 (XMM3_REG): Likewise.
2084 (XMM4_REG): Likewise.
2085 (XMM5_REG): Likewise.
2086 (XMM6_REG): Likewise.
2087 (XMM8_REG): Likewise.
2088 (XMM9_REG): Likewise.
2089 (XMM10_REG): Likewise.
2090 (XMM11_REG): Likewise.
2091 (XMM12_REG): Likewise.
2092 (XMM13_REG): Likewise.
2093 (XMM14_REG): Likewise.
2094 (XMM15_REG): Likewise.
2096 (prefix_vex_imm8): Likewise.
2097 (prefix_vex_w): Likewise.
2098 (length_vex): Likewise.
2101 (*avx_ashlti3): Likewise.
2102 (*avx_lshrti3): Likewise.
2103 (*avx_setcc<mode>): Likewise.
2104 (*fop_<mode>_comm_mixed_avx): Likewise.
2105 (*fop_<mode>_comm_avx): Likewise.
2106 (*fop_<mode>_1_mixed_avx): Likewise.
2107 (*fop_<mode>_1_avx): Likewise.
2108 (*avx_<code><mode>3): Likewise.
2109 (*avx_ieee_smin<mode>3): Likewise.
2110 (*avx_ieee_smax<mode>3): Likewise.
2111 (mode): Add OI, V8SF and V4DF.
2112 (length): Support VEX prefix.
2113 (*cmpfp_i_mixed): Set prefix attribute.
2114 (*cmpfp_i_sse): Likewise.
2115 (*cmpfp_iu_mixed): Likewise.
2116 (*cmpfp_iu_sse): Likewise.
2117 (*movsi_1): Support AVX.
2118 (*movdi_2): Likewise.
2119 (*movdi_1_rex64): Likewise.
2120 (*movti_internal): Likewise.
2121 (*movti_rex64): Likewise.
2122 (*movsf_1): Likewise.
2123 (*movdf_nointeger): Likewise.
2124 (*movdf_integer_rex64): Likewise.
2125 (*movtf_internal): Likewise.
2126 (zero_extendsidi2_32): Likewise.
2127 (zero_extendsidi2_rex64): Likewise.
2128 (*extendsfdf2_mixed): Likewise.
2129 (*extendsfdf2_sse): Likewise.
2130 (*truncdfsf_fast_mixed): Likewise.
2131 (*truncdfsf_fast_sse): Likewise.
2132 (*truncdfsf_mixed): Likewise.
2133 (fix_trunc<mode>di_sse): Likewise.
2134 (fix_trunc<mode>si_sse): Likewise.
2135 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2136 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2137 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2138 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2139 (*rcpsf2_sse): Likewise.
2140 (*rsqrtsf2_sse): Likewise.
2141 (*sqrt<mode>2_sse): Likewise.
2142 (sse4_1_round<mode>2): Likewise.
2143 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2144 Support AVX. Set length attribute properly for AVX.
2146 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2147 (VECTOR_MODES (FLOAT, 32)): Likewise.
2148 (VECTOR_MODE (INT, DI, 8)): Likewise.
2149 (VECTOR_MODE (INT, HI, 32)): Likewise.
2150 (VECTOR_MODE (INT, QI, 64)): Likewise.
2151 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2152 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2153 (VECTOR_MODE (INT, DI, 4)): Removed.
2154 (VECTOR_MODE (INT, SI, 8)): Likewise.
2155 (VECTOR_MODE (INT, HI, 16)): Likewise.
2156 (VECTOR_MODE (INT, QI, 32)): Likewise.
2157 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2158 (INT_MODE (OI, 32)): Likewise.
2160 * config/i386/i386.opt (mavx): New.
2163 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2165 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2166 (*mov<mode>_internal_avx): New.
2167 (*movv2sf_internal_rex64_avx): Likewise.
2168 (*movv2sf_internal_avx): Likewise.
2170 * config/i386/predicates.md (const_4_to_5_operand): New.
2171 (const_6_to_7_operand): Likewise.
2172 (const_8_to_11_operand): Likewise.
2173 (const_12_to_15_operand): Likewise.
2174 (avx_comparison_float_operator): Likewise.
2176 * config/i386/sse.md (AVX256MODEI): New.
2177 (AVX256MODE): Likewise.
2178 (AVXMODEQI): Likewise.
2179 (AVXMODE): Likewise.
2180 (AVX256MODEF2P): Likewise.
2181 (AVX256MODE2P): Likewise.
2182 (AVX256MODE4P): Likewise.
2183 (AVX256MODE8P): Likewise.
2184 (AVXMODEF2P): Likewise.
2185 (AVXMODEF4P): Likewise.
2186 (AVXMODEDCVTDQ2PS): Likewise.
2187 (AVXMODEDCVTPS2DQ): Likewise.
2188 (avxvecmode): Likewise.
2189 (avxvecpsmode): Likewise.
2190 (avxhalfvecmode): Likewise.
2191 (avxscalarmode): Likewise.
2192 (avxcvtvecmode): Likewise.
2193 (avxpermvecmode): Likewise.
2194 (avxmodesuffixf2c): Likewise.
2195 (avxmodesuffixp): Likewise.
2196 (avxmodesuffixs): Likewise.
2197 (avxmodesuffix): Likewise.
2198 (vpermilbits): Likewise.
2199 (pinsrbits): Likewise.
2200 (mov<mode>): Likewise.
2201 (*mov<mode>_internal): Likewise.
2202 (push<mode>1): Likewise.
2203 (movmisalign<mode>): Likewise.
2204 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2205 (avx_movdqu<avxmodesuffix>): Likewise.
2206 (avx_lddqu<avxmodesuffix>): Likewise.
2207 (<plusminus_insn><mode>3): Likewise.
2208 (*avx_<plusminus_insn><mode>3): Likewise.
2209 (*avx_vm<plusminus_insn><mode>3): Likewise.
2210 (mul<mode>3): Likewise.
2211 (*avx_mul<mode>3): Likewise.
2212 (*avx_vmmul<mode>3): Likewise.
2213 (divv8sf3): Likewise.
2214 (divv4df3): Likewise.
2215 (avx_div<mode>3): Likewise.
2216 (*avx_div<mode>3): Likewise.
2217 (*avx_vmdiv<mode>3): Likewise.
2218 (avx_rcpv8sf2): Likewise.
2219 (*avx_vmrcpv4sf2): Likewise.
2220 (sqrtv8sf2): Likewise.
2221 (avx_sqrtv8sf2): Likewise.
2222 (*avx_vmsqrt<mode>2): Likewise.
2223 (rsqrtv8sf2): Likewise.
2224 (avx_rsqrtv8sf2): Likewise.
2225 (*avx_vmrsqrtv4sf2): Likewise.
2226 (<code><mode>3): Likewise.
2227 (*avx_<code><mode>3_finite): Likewise.
2228 (*avx_<code><mode>3): Likewise.
2229 (*avx_vm<code><mode>3): Likewise.
2230 (*avx_ieee_smin<mode>3): Likewise.
2231 (*avx_ieee_smax<mode>3): Likewise.
2232 (avx_addsubv8sf3): Likewise.
2233 (avx_addsubv4df3): Likewise.
2234 (*avx_addsubv4sf3): Likewise.
2235 (*avx_addsubv2df3): Likewise.
2236 (avx_h<plusminus_insn>v4df3): Likewise.
2237 (avx_h<plusminus_insn>v8sf3): Likewise.
2238 (*avx_h<plusminus_insn>v4sf3): Likewise.
2239 (*avx_h<plusminus_insn>v2df3): Likewise.
2240 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2241 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2242 (*avx_maskcmp<mode>3): Likewise.
2243 (avx_nand<mode>3): Likewise.
2244 (*avx_<code><mode>3): Likewise.
2245 (*avx_nand<mode>3): Likewise.
2246 (*avx_<code><mode>3): Likewise.
2247 (*avx_cvtsi2ss): Likewise.
2248 (*avx_cvtsi2ssq): Likewise.
2249 (*avx_cvtsi2sd): Likewise.
2250 (*avx_cvtsi2sdq): Likewise.
2251 (*avx_cvtsd2ss): Likewise.
2252 (avx_cvtss2sd): Likewise.
2253 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2254 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2255 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2256 (*avx_cvtsi2sd): Likewise.
2257 (*avx_cvtsi2sdq): Likewise.
2258 (avx_cvtdq2pd256): Likewise.
2259 (avx_cvtpd2dq256): Likewise.
2260 (avx_cvttpd2dq256): Likewise.
2261 (*avx_cvtsd2ss): Likewise.
2262 (*avx_cvtss2sd): Likewise.
2263 (avx_cvtpd2ps256): Likewise.
2264 (avx_cvtps2pd256): Likewise.
2265 (*avx_movhlps): Likewise.
2266 (*avx_movlhps): Likewise.
2267 (avx_unpckhps256): Likewise.
2268 (*avx_unpckhps): Likewise.
2269 (avx_unpcklps256): Likewise.
2270 (*avx_unpcklps): Likewise.
2271 (avx_movshdup256): Likewise.
2272 (avx_movsldup256): Likewise.
2273 (avx_shufps256): Likewise.
2274 (avx_shufps256_1): Likewise.
2275 (*avx_shufps_<mode>): Likewise.
2276 (*avx_loadhps): Likewise.
2277 (*avx_storelps): Likewise.
2278 (*avx_loadlps): Likewise.
2279 (*avx_movss): Likewise.
2280 (*vec_dupv4sf_avx): Likewise.
2281 (*vec_concatv2sf_avx): Likewise.
2282 (*vec_concatv4sf_avx): Likewise.
2283 (*vec_setv4sf_0_avx): Likewise.
2284 (*vec_setv4sf_avx): Likewise.
2285 (*avx_insertps): Likewise.
2286 (avx_vextractf128<mode>): Likewise.
2287 (vec_extract_lo_<mode>): Likewise.
2288 (vec_extract_hi_<mode>): Likewise.
2289 (vec_extract_lo_<mode>): Likewise.
2290 (vec_extract_hi_<mode>): Likewise.
2291 (vec_extract_lo_v16hi): Likewise.
2292 (vec_extract_hi_v16hi): Likewise.
2293 (vec_extract_lo_v32qi): Likewise.
2294 (vec_extract_hi_v32qi): Likewise.
2295 (avx_unpckhpd256): Likewise.
2296 (*avx_unpckhpd): Likewise.
2297 (avx_movddup256): Likewise.
2298 (*avx_movddup): Likewise.
2299 (avx_unpcklpd256): Likewise.
2300 (*avx_unpcklpd): Likewise.
2301 (avx_shufpd256): Likewise.
2302 (avx_shufpd256_1): Likewise.
2303 (*avx_punpckhqdq): Likewise.
2304 (*avx_punpcklqdq): Likewise.
2305 (*avx_shufpd_<mode>): Likewise.
2306 (*avx_storehpd): Likewise.
2307 (*avx_loadhpd): Likewise.
2308 (*avx_loadlpd): Likewise.
2309 (*avx_movsd): Likewise.
2310 (*vec_concatv2df_avx): Likewise.
2311 (*avx_<plusminus_insn><mode>3): Likewise.
2312 (*avx_<plusminus_insn><mode>3): Likewise.
2313 (*avx_mulv8hi3): Likewise.
2314 (*avxv8hi3_highpart): Likewise.
2315 (*avx_umulv8hi3_highpart): Likewise.
2316 (*avx_umulv2siv2di3): Likewise.
2317 (*avx_mulv2siv2di3): Likewise.
2318 (*avx_pmaddwd): Likewise.
2319 (*avx_mulv4si3): Likewise.
2320 (*avx_ashr<mode>3): Likewise.
2321 (*avx_lshr<mode>3): Likewise.
2322 (*avx_ashl<mode>3): Likewise.
2323 (*avx_<code><mode>3): Likewise.
2324 (*avx_eq<mode>3): Likewise.
2325 (*avx_gt<mode>3): Likewise.
2326 (*avx_nand<mode>3): Likewise.
2327 (*avx_nand<mode>3): Likewise.
2328 (*avx_<code><mode>3): Likewise.
2329 (*avx_<code><mode>3): Likewise.
2330 (*avx_packsswb): Likewise.
2331 (*avx_packssdw): Likewise.
2332 (*avx_packuswb): Likewise.
2333 (*avx_punpckhbw): Likewise.
2334 (*avx_punpcklbw): Likewise.
2335 (*avx_punpckhwd): Likewise.
2336 (*avx_punpcklwd): Likewise.
2337 (*avx_punpckhdq): Likewise.
2338 (*avx_punpckldq): Likewise.
2339 (*avx_pinsr<avxmodesuffixs>): Likewise.
2340 (*avx_pinsrq): Likewise.
2341 (*avx_loadld): Likewise.
2342 (*vec_extractv2di_1_rex64_avx): Likewise.
2343 (*vec_extractv2di_1_avx): Likewise.
2344 (*vec_dupv2di_avx): Likewise.
2345 (*vec_concatv2si_avx): Likewise.
2346 (*vec_concatv4si_1_avx): Likewise.
2347 (*vec_concatv2di_avx): Likewise.
2348 (*vec_concatv2di_rex64_avx): Likewise.
2349 (*avx_uavgv16qi3): Likewise.
2350 (*avx_uavgv8hi3): Likewise.
2351 (*avx_psadbw): Likewise.
2352 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2353 (*avx_phaddwv8hi3): Likewise.
2354 (*avx_phadddv4si3): Likewise.
2355 (*avx_phaddswv8hi3): Likewise.
2356 (*avx_phsubwv8hi3): Likewise.
2357 (*avx_phsubdv4si3): Likewise.
2358 (*avx_phsubswv8hi3): Likewise.
2359 (*avx_pmaddubsw128): Likewise.
2360 (*avx_pmulhrswv8hi3): Likewise.
2361 (*avx_pshufbv16qi3): Likewise.
2362 (*avx_psign<mode>3): Likewise.
2363 (*avx_palignrti): Likewise.
2364 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2365 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2366 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2367 (*avx_mpsadbw): Likewise.
2368 (*avx_packusdw): Likewise.
2369 (*avx_pblendvb): Likewise.
2370 (*avx_pblendw): Likewise.
2371 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2372 (avx_ptest256): Likewise.
2373 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2374 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2375 (*avx_aesenc): Likewise.
2376 (*avx_aesenclast): Likewise.
2377 (*avx_aesdec): Likewise.
2378 (*avx_aesdeclast): Likewise.
2379 (avx_vzeroupper): Likewise.
2380 (avx_vzeroupper_rex64): Likewise.
2381 (avx_vpermil<mode>): Likewise.
2382 (avx_vpermilvar<mode>3): Likewise.
2383 (avx_vpermil2<mode>3): Likewise.
2384 (avx_vperm2f128<mode>3): Likewise.
2385 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2386 (avx_vbroadcastss256): Likewise.
2387 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2388 (avx_vinsertf128<mode>): Likewise.
2389 (vec_set_lo_<mode>): Likewise.
2390 (vec_set_hi_<mode>): Likewise.
2391 (vec_set_lo_<mode>): Likewise.
2392 (vec_set_hi_<mode>): Likewise.
2393 (vec_set_lo_v16hi): Likewise.
2394 (vec_set_hi_v16hi): Likewise.
2395 (vec_set_lo_v32qi): Likewise.
2396 (vec_set_hi_v32qi): Likewise.
2397 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2398 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2399 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2400 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2401 (vec_init<mode>): Likewise.
2402 (*vec_concat<mode>_avx): Likewise.
2403 (blendbits): Support V8SF and V4DF.
2404 (sse2_movq128): Support AVX.
2405 (<sse>_movnt<mode>): Likewise.
2406 (sse2_movntv2di): Likewise.
2407 (sse_rcpv4sf2): Likewise.
2408 (sse_sqrtv4sf2): Likewise.
2409 (sse_rsqrtv4sf2): Likewise.
2410 (<sse>_comi): Likewise.
2411 (<sse>_ucomi): Likewise.
2412 (sse_cvtss2si): Likewise.
2413 (sse_cvtss2si_2): Likewise.
2414 (sse_cvtss2siq): Likewise.
2415 (sse_cvtss2siq_2): Likewise.
2416 (sse_cvttss2si): Likewise.
2417 (sse_cvttss2siq): Likewise.
2418 (sse2_cvtsd2si): Likewise.
2419 (sse2_cvtsd2si_2): Likewise.
2420 (sse2_cvtsd2siq): Likewise.
2421 (sse2_cvtsd2siq_2): Likewise.
2422 (sse2_cvttsd2si): Likewise.
2423 (sse2_cvttsd2siq): Likewise.
2424 (sse2_cvtdq2pd): Likewise.
2425 (*sse2_cvtpd2dq): Likewise.
2426 (*sse2_cvttpd2dq): Likewise.
2427 (*sse2_cvtpd2ps): Likewise.
2428 (sse2_cvtps2pd): Likewise.
2429 (sse3_movshdup): Likewise.
2430 (sse3_movsldup): Likewise.
2431 (sse_storehps): Likewise.
2432 (*sse4_1_extractps): Likewise.
2433 (sse2_storelpd): Likewise.
2434 (vec_dupv2df_sse3): Likewise.
2435 (*vec_concatv2df_sse3): Likewise.
2436 (*sse4_1_pextrb): Likewise.
2437 (*sse4_1_pextrb_memory): Likewise.
2438 (*sse2_pextrw): Likewise.
2439 (*sse4_1_pextrw_memory): Likewise.
2440 (*sse4_1_pextrd): Likewise.
2441 (*sse4_1_pextrq): Likewise.
2442 (sse2_pshufd_1): Likewise.
2443 (sse2_pshuflw_1): Likewise.
2444 (sse2_pshufhw_1): Likewise.
2445 (*sse2_storeq_rex64): Likewise.
2446 (*vec_dupv4si): Likewise.
2447 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2448 (sse2_pmovmskb): Likewise.
2449 (*sse2_maskmovdqu): Likewise.
2450 (*sse2_maskmovdqu_rex64): Likewise.
2451 (sse_ldmxcsr): Likewise.
2452 (sse_stmxcsr): Likewise.
2453 (abs<mode>2): Likewise.
2454 (sse4_1_movntdqa): Likewise.
2455 (sse4_1_phminposuw): Likewise.
2456 (sse4_1_extendv8qiv8hi2): Likewise.
2457 (*sse4_1_extendv8qiv8hi2): Likewise.
2458 (sse4_1_extendv4qiv4si2): Likewise.
2459 (*sse4_1_extendv4qiv4si2): Likewise.
2460 (sse4_1_extendv2qiv2di2): Likewise.
2461 (*sse4_1_extendv2qiv2di2): Likewise.
2462 (sse4_1_extendv4hiv4si2): Likewise.
2463 (*sse4_1_extendv4hiv4si2): Likewise.
2464 (sse4_1_extendv2hiv2di2): Likewise.
2465 (*sse4_1_extendv2hiv2di2): Likewise.
2466 (sse4_1_extendv2siv2di2): Likewise.
2467 (*sse4_1_extendv2siv2di2): Likewise.
2468 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2469 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2470 (sse4_1_zero_extendv4qiv4si2): Likewise.
2471 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2472 (sse4_1_zero_extendv2qiv2di2): Likewise.
2473 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2474 (sse4_1_zero_extendv4hiv4si2): Likewise.
2475 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2476 (sse4_1_zero_extendv2hiv2di2): Likewise.
2477 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2478 (sse4_1_zero_extendv2siv2di2): Likewise.
2479 (*sse4_1_zero_extendv2siv2di2): Likewise.
2480 (sse4_1_ptest): Likewise.
2481 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2482 (sse4_2_pcmpestri): Likewise.
2483 (sse4_2_pcmpestrm): Likewise.
2484 (sse4_2_pcmpistri): Likewise.
2485 (sse4_2_pcmpistrm): Likewise.
2487 (aeskeygenassist): Likewise.
2489 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/predicates.md (vzeroall_operation): New.
2493 * config/i386/sse.md (avx_vzeroall): New.
2494 (*avx_vzeroall): Likewise.
2496 2008-08-28 Paul Brook <paul@codesourcery.com>
2497 Mark Shinwell <shinwell@codesourcery.com>
2498 Richard Earnshaw <richard.earnshaw@arm.com>
2500 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2501 (TARGET_MIN_ANCHOR_OFFSET): New.
2502 (arm_override_options): Set correct anchor ranges for Thumb-1
2503 and Thumb-2 if required.
2504 (legitimize_pic_address): Handle case involving a TLS symbol
2505 reference with an addend.
2506 (arm_optimization_options): Enable section anchors at -O1 and
2508 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2509 * config/arm/arm-protos.h (arm_optimization_options): New.
2511 2008-08-28 Nick Clifton <nickc@redhat.com>
2513 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2514 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2517 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2518 * config/v850/v850.md (return): Remove frame size restriction.
2520 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2522 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2524 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2526 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2528 2008-08-28 Paul Brook <paul@codesourcery.com>
2530 * config/arm/vfp11.md: Update license notice.
2531 * config/arm/cortex-r4.md: Ditto.
2533 2008-08-28 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/37207
2536 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2539 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2542 * tree.c (int_fits_type_p): Don't forget unsigned integers
2543 of type sizetype which higher end word equals -1.
2545 2008-08-28 Ira Rosen <irar@il.ibm.com>
2547 * target.h (struct vectorize): Add new target builtin.
2548 * tree-vectorizer.c (destroy_loop_vec_info): Call
2549 vect_free_slp_instance instead of vect_free_slp_node.
2550 * tree-vectorizer.h (enum slp_load_perm_type): New.
2551 (struct _slp_instance): Add new fields.
2552 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2553 (SLP_INSTANCE_LOADS): New.
2554 (vect_free_slp_tree): Remove.
2555 (vect_free_slp_instance): Declare.
2556 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2557 (vectorizable_load): Add argument.
2558 (vect_transform_slp_perm_load): New.
2559 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2561 (vect_get_place_in_interleaving_chain): New function.
2562 (vect_free_slp_tree): Make static.
2563 (vect_free_slp_instance): New function.
2564 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2565 collect the load location in the interleaving chain.
2566 (vect_supported_slp_permutation_p): New function.
2567 (vect_supported_load_permutation_p): Likewise.
2568 (vect_analyze_slp_instance): In case of loads permutation, call
2569 vect_supported_load_permutation_p to check that the permutation is
2571 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2572 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2573 (vect_create_mask_and_perm): New function.
2574 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2575 (vectorizable_load): Add an argument. Don't keep the created vectors
2576 statements in the node if permutation is required. Call
2577 vect_transform_slp_perm_load to generate the permutation.
2578 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2579 additional argument.
2580 (vect_schedule_slp_instance): In case of loads permutation, allocate
2581 vectorized statements structure for all the related SLP nodes. Call
2582 vect_transform_stmt with addditional argument.
2583 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2584 * config/spu/spu.c (spu_builtin_vec_perm): New.
2585 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2586 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2587 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2588 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2590 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2592 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2593 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2594 __gthread_cond_signal, __gthread_cond_timedwait,
2595 __gthread_cond_timedwait_recursive): New functions.
2596 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2598 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2601 2008-08-28 Richard Guenther <rguenther@suse.de>
2604 * fold-const.c (maybe_canonicalize_comparison_1): Require
2605 undefined overflow only for canonicalizing A +- CST cmp CST.
2606 Make sure to not generate new constants that are not inside
2607 their TYPE_MIN/MAX_VALUE range.
2608 (maybe_canonicalize_comparison): Remove undefined overflow
2610 (fold_binary): Remove now duplicate folding.
2612 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2614 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2615 use not updated in the last change.
2617 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2619 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2620 (IRA_COVER_CLASSES): Add FPUL_REGS.
2622 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2625 * c-common.c (conversion_warning): Check for null operands.
2627 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2630 * c-decl.c (check_for_loop_decls): Improve error message. Give
2633 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2636 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2637 (convert_for_assignment): Pass corrent OPT_W* parameter to
2638 WARN_FOR_ASSIGNMENT.
2640 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2643 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2645 2008-08-27 Paul Brook <paul@codesourcery.com>
2647 * config.gcc: Loosen checks for arm uclinux eabi targets.
2649 2008-08-27 Paul Brook <paul@codesourcery.com>
2651 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2653 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2655 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2657 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2658 the enumerators of an ENUMERAL_TYPE.
2659 * dbxout.c (dbxout_type): Ditto.
2661 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2664 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2665 (fwprop_addr): Check that the loop_father is not the outer loop.
2667 2008-08-26 Paul Brook <paul@codesourcery.com>
2669 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2670 Remove documentation entry for fmul type.
2671 Use fmuls to annotate single-precision multiplication patterns,
2672 fmuld to annotate double-precision multiplication patterns,
2673 fmacs to annotate single-precision multiply-accumulate patterns
2674 and fmacd to annotate double-precision multiply-accumulate patterns.
2675 * config/arm/vfp11.md: Update reservations accordingly.
2676 * config/arm/arm.md: Note that certain values of the "type"
2677 attribute are documented in vfp.md.
2678 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2679 (v10_cvt): Use new fmul types.
2681 2008-08-26 Paul Brook <paul@codesourcery.com>
2683 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2684 * config/arm/vfp11.md: ...here. New.
2685 * config/arm/arm.md: Include vfp11.md.
2687 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2689 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2690 parameter to inform call.
2692 2008-08-26 Jeff Law <law@redhat.com>
2694 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2695 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2696 preferred class when copying a constant into a partial word register.
2698 2008-08-26 Ben Elliston <bje@au.ibm.com>
2700 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2701 * cp/typeck.c: Likewise.
2702 * cp/tree.c: Likewise.
2703 * gimple-low.c: Likewise.
2706 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2708 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2709 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2711 * doc/passes.texi: Describe IRA.
2713 * doc/tm.texi (IRA_COVER_CLASSES,
2714 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2716 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2717 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2718 -fira-propagate-cost, -fno-ira-share-save-slots,
2719 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2721 * flags.h (ira_algorithm): New enumeration.
2722 (flag_ira_algorithm, flag_ira_verbose): New external variable
2725 * postreload.c (gate_handle_postreload): Don't do post reload
2726 optimizations unless the reload is completed.
2728 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2731 * tree-pass.h (pass_ira): New external variable declaration.
2733 * reload.h: Add 2008 to the Copyright.
2735 * cfgloopanal.c: Include params.h.
2736 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2739 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2741 * toplev.c (ira.h): New include.
2742 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2743 (backend_init_target): Call ira_init.
2744 (backend_init): Call ira_init_once.
2745 (finalize): Call finish_ira_once.
2747 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2748 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2751 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2752 may_move_out_cost): New external variable declarations.
2753 (move_table): New typedef.
2755 * caller-save.c: Include headers output.h and ira.h.
2756 (no_caller_save_reg_set): New global variable.
2757 (save_slots_num, save_slots): New variables.
2758 (reg_save_code, reg_restore_code, add_stored_regs): Add
2760 (init_caller_save): Set up no_caller_save_reg_set.
2761 (init_save_areas): Reset save_slots_num.
2762 (saved_hard_reg): New structure.
2763 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2764 (initiate_saved_hard_regs, new_saved_hard_reg,
2765 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2767 (setup_save_areas): Add code for sharing stack slots.
2768 (all_blocks): New variable.
2769 (save_call_clobbered_regs): Process pseudo-register too.
2770 (mark_set_regs): Process pseudo-register too.
2771 (insert_one_insn): Put the insn after bb note in a empty basic
2772 block. Add insn check.
2774 * global.c (eliminable_regset): Make it external.
2775 (mark_elimination): Use DF_LR_IN for IRA.
2776 (pseudo_for_reload_consideration_p): New.
2777 (build_insn_chain): Make it external. Don't ignore spilled
2778 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2779 (gate_handle_global_alloc): New function.
2780 (pass_global_alloc): Add the gate function.
2782 * opts.c (decode_options): Set up flag_ira. Print the warning for
2784 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2786 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2788 * regmove.c (regmove_optimize): Don't do replacement of output for
2791 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2792 New external variable declarations.
2794 * local-alloc.c (update_equiv_regs): Make it external. Return
2795 true if jump label rebuilding should be done. Rescan new_insn for
2797 (gate_handle_local_alloc): New function.
2798 (pass_local_alloc): Add the gate function.
2800 * alias.c (value_addr_p, stack_addr_p): New functions.
2801 (nonoverlapping_memrefs_p): Use them for IRA.
2803 * common.opt (fira, fira-algorithm, fira-coalesce,
2804 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2805 fira-verbose): New options.
2807 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2808 move_cost, may_move_in_cost, may_move_out_cost): Make the
2810 (move_table): Remove typedef.
2811 (init_move_cost): Make it external.
2812 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2815 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2816 setup_reg_classes): New function prototypes.
2817 (eliminable_regset): New external variable declaration.
2818 (build_insn_chain, update_equiv_regs): New function prototypes.
2820 * Makefile.in (IRA_INT_H): New definition.
2821 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2822 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2823 (reload1.o, toplev.o): Add dependence on ira.h.
2824 (cfgloopanal.o): Add PARAMS_H.
2825 (caller-save.o): Add dependence on output.h and ira.h.
2826 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2827 ira-emit.o, ira-lives.o): New entries.
2829 * passes.c (pass_ira): New pass.
2831 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2833 * reload1.c (ira.h): Include the header.
2834 (changed_allocation_pseudos): New bitmap.
2835 (init_reload): Initiate the bitmap.
2836 (compute_use_by_pseudos): Permits spilled registers in FROM.
2837 (temp_pseudo_reg_arr): New variable.
2838 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2839 IRA. Call alter_reg with the additional parameter. Don't clear
2840 spilled_pseudos for IRA. Restore original insn chain for IRA.
2841 Clear changed_allocation_pseudos at the end of reload.
2842 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2843 (hard_regno_to_pseudo_regno): New variable.
2844 (count_pseudo): Check spilled pseudos. Set up
2845 hard_regno_to_pseudo_regno.
2846 (count_spilled_pseudo): Check spilled pseudos. Update
2847 hard_regno_to_pseudo_regno.
2848 (find_reg): Use better_spill_reload_regno_p. Check
2849 hard_regno_to_pseudo_regno.
2850 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2852 (eliminate_regs_1): Use additional parameter for alter_reg.
2853 (finish_spills): Set up pseudo_previous_regs only for spilled
2854 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2855 more arguments. Don't clear live_throughout and dead_or_set for
2856 spilled pseudos. Use additional parameter for alter_reg. Call
2857 mark_allocation_change. Set up changed_allocation_pseudos.
2858 Remove sanity check.
2859 (emit_input_reload_insns, delete_output_reload): Use additional
2860 parameter for alter_reg. Call mark_allocation_change.
2861 (substitute, gen_reload_chain_without_interm_reg_p): New
2863 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2865 * testsuite/gcc.dg/20080410-1.c: New file.
2867 * config/s390/s390.h (IRA_COVER_CLASSES,
2868 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2870 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2872 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2874 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2876 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2878 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2880 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2882 2008-08-24 Jeff Law <law@redhat.com>
2883 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2884 when ignoring unavailable registers.
2886 2008-08-24 Jeff Law <law@redhat.com>
2887 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2888 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2889 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2890 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2892 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2893 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2895 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2896 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2897 * reload1.c (find_reg): Process registers in register allocation order.
2899 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2900 * toplev.c (backend_init_target): Move ira_init call from
2902 (lang_dependent_init_target): ...to here.
2904 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2905 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2906 calculate memory move costs for NO_REGS.
2908 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2909 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2910 STACK_REGS is defined.
2912 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2913 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2915 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2916 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2918 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2919 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2920 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2923 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2924 Dorit Nuzman <dorit@il.ibm.com>
2926 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2927 vec_extract_evenv4sf, vec_extract_evenv8hi,
2928 vec_extract_evenv16qi, vec_extract_oddv4si,
2929 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2930 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2931 vec_interleave_highv4si, vec_interleave_lowv4si,
2932 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2933 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2934 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2936 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2939 * config/rs6000/rs6000.c (optimization_options): Don't default to
2940 section anchors without toplevel reorder.
2942 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2944 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2945 (mfc_end_critical_section): Likewise.
2947 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2949 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2950 all type qualifiers from element type to vector type.
2952 2008-08-25 David Daney <ddaney@avtrex.com>
2954 * config/mips/mips.md (immediate_insn): Move up in file, fix
2955 comment typo, reformat.
2956 (fetchop_bit, atomic_hiqi_op memory_barrier,
2957 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2958 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2959 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2960 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2961 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2962 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2963 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2964 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2965 sync_old_nand<mode>, sync_new_nand<mode>,
2966 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2967 test_and_set_12): Moved to sync.md.
2969 * config/mips/sync.md: New file.
2971 2008-08-25 Richard Henderson <rth@redhat.com>
2973 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2974 (regsave): Likewise.
2975 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2976 (output_cfi_directive): Likewise.
2977 (div_data_align): New.
2978 (output_cfi): Use it.
2980 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2982 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2983 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2984 (TARGET_OCTEON): New macro.
2985 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2986 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2987 (ISA_HAS_POP): New macro.
2988 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2990 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2992 * config/mips/mips.md (cpu): Add octeon.
2993 (type): Add pop attribute value.
2994 (popcount<mode>2): New pattern.
2995 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2997 2008-08-24 Jan Hubicka <jh@suse.cz>
2999 * doc/invoke.texi (-fipa-cp-clone): New option.
3000 (-fipa-cp): Update docs.
3001 (--param ipcp-unit-growth):New.
3002 * ipa-cp.c: Include fibheap.h, params.h
3003 (ipcp_initialize_node_lattices): When not cloning, all externally
3004 visible functions are bottom.
3005 (ipcp_need_redirect_p): Accept clones.
3006 (ipcp_insert_stage): Use cost driven heuristics.
3007 (max_count, dead_nodes): New static vars.
3008 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3009 ipcp_const_param_count): New functions.
3010 * common.opt (ipa-cp-clone): New command line option.
3011 * params.def (ipcp-unit-growth): New.
3013 2008-08-24 Jan Hubicka <jh@suse.cz>
3015 * tree-inline.c (tree_function_versioning): Look harder
3016 for referenced vars.
3018 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3020 PR tree-optimization/37185
3021 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3023 2008-08-23 Jan Hubicka <jh@suse.cz>
3025 * ipa-cp.c (ipcp_analyze_node): New function.
3026 (ipcp_update_cloned_node): Use it.
3027 (ipcp_init_stage): Likewise.
3028 * ipa-inline.c (function_insertion_hook_holder): New static var.
3029 (analyze_function): Break out from ....
3030 (inline_generate_summary): Here; register insertion hook.
3031 (cgraph_decide_inlining): Remove hook.
3032 (add_new_function): New function.
3034 2008-08-23 Jan Hubicka <jh@suse.cz>
3036 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3038 2008-08-23 Jan Hubicka <jh@suse.cz>
3040 * ipa-cp.c (constant_val_insert): Remove.
3041 (ipcp_propagate_one_const): Remove.
3042 (ipcp_create_replace_map): Always insert replacements to the map.
3043 (ipcp_insert_stage): Do not try to insert statements by hand.
3044 * tree-inline.c (insert_init_stmt): Break out from ...
3045 (setup_one_parameter): ... here; allow NULL BB pointer.
3046 (tree_function_versioning): Use setup_one_parameter to process
3049 2008-08-23 Jan Hubicka <jh@suse.cz>
3051 * tree.c (decl_address_ip_invariant_p): New function.
3052 * tree.h (decl_address_ip_invariant_p): Declare.
3053 * gimple.c (strip_invariant_refs): Break out from ...
3054 (is_gimple_invariant_address): ... here
3055 (is_gimple_ip_invariant_address): New function.
3056 (is_gimple_ip_invariant): New function.
3057 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3060 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3061 (ipcp_lat_is_insertable): All constants are insertable.
3062 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3063 IPA_CONST_VALUE_REF.
3064 (ipcp_initialize_node_lattices): Propagate all types of operands.
3065 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3066 (ipcp_create_replace_map): Reformat.
3067 (ipcp_need_redirect_p): Simplify.
3068 (ipcp_insert_stage): Check that argument is used before clonning.
3069 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3070 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3071 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3072 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3073 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3074 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3075 * tree-inline.c (tree_function_versioning): Add variables referenced by
3078 2008-08-23 Jan Hubicka <jh@suse.cz>
3081 * i386.c (standard_80387_constant_p): Use optimize_size.
3083 2008-08-23 Ira Rosen <irar@il.ibm.com>
3085 PR tree-optimization/37161
3086 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3087 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3088 (vect_determine_vectorization_factor): Move the scalar type
3089 retrieval to vect_get_smallest_scalar_type.
3090 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3091 scalar type. Remove redundant computation.
3092 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3093 (vect_get_slp_defs): Take the type of RHS into account if
3094 necessary by calling vect_get_smallest_scalar_type. Call
3095 vect_get_constant_vectors with additional argument.
3097 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3100 * doc/invoke.texi (Wwrite-strings): Clarify description.
3102 2008-08-23 Ira Rosen <irar@il.ibm.com>
3104 PR tree-optimization/37174
3105 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3106 def stmt is a part of the loop before accessing its stmt_vec_info.
3108 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3111 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3112 (*swap): New insn pattern.
3113 (*ashlqi3): Rename from ashlqi3 insn pattern.
3114 (ashlqi3): New expanders.
3115 (*lshrqi3): Rename from lshrqi3 insn pattern.
3116 (lshrqi3): New expanders.
3117 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3118 lshrqi3_const5, lshrqi3_const6): New splitters.
3119 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3120 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3123 2008-08-22 Richard Guenther <rguenther@suse.de>
3125 PR tree-optimization/37078
3126 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3127 [+INF, +INF] ranges.
3129 2008-08-22 Richard Guenther <rguenther@suse.de>
3131 PR tree-optimization/37143
3132 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3133 a conversion statement instead of a copy.
3135 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3139 CCCmode, CCOmode and CCSmode destination modes.
3142 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3143 from different units in a single alternative.
3144 (*vec_extractv2sf_1): Ditto.
3145 (*vec_extractv2si_0): Ditto.
3146 (*vec_extractv2si_1): Ditto.
3147 * config/i386/sse.md (sse2_storehpd): Ditto.
3148 (sse2_storelpd): Ditto.
3149 (sse2_loadhpd): Ditto.
3150 (sse2_loadlpd): Ditto.
3153 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3154 (popcountsi2): Ditto.
3155 (clzdi2_abm): Ditto.
3156 (popcountdi2): Ditto.
3157 (clzhi2_abm): Ditto.
3158 (popcounthi2): Ditto.
3160 2008-08-22 Richard Guenther <rguenther@suse.de>
3164 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3165 if the multiplication does not overflow.
3167 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3169 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3171 2008-08-21 Richard Henderson <rth@redhat.com>
3173 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3174 spurrious comma from test.
3175 * configure: Rebuild.
3177 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3180 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3183 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3185 * c-tree.h (grokfield): New argument.
3186 * c-decl.c (grokfield): Handle new location argument.
3187 * c-parser.c (c_parser_struct_declaration): Pass location to
3190 2008-08-21 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3194 2008-08-21 Jan Hubicka <jh@suse.cz>
3196 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3197 (cgraph_add_function_insertion_hook,
3198 cgraph_remove_function_insertion_hook,
3199 cgraph_call_function_insertion_hooks): New functions.
3200 * cgraph.h (cgraph_add_function_insertion_hook,
3201 cgraph_remove_function_insertion_hook,
3202 cgraph_call_function_insertion_hooks): Declare.
3203 * ipa-reference.c (function_insertion_hook_holder): New variable.
3204 (check_operand, look_for_address_of): When checking late, do not care
3205 about module bitmaps.
3206 (add_new_function): New function.
3207 (generate_summary): Register hooks; zero module bitmaps.
3208 (propagate): Unregister hooks.
3209 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3210 (add_new_function): New function.
3211 (generate_summary): Register hook.
3212 (propagate): Remove hook.
3214 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3216 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3217 * ipa-cp.c (ipcp_update_cloned_node): New function.
3218 (build_const_val): Handle functions correctly; bring type logic
3219 into sync with tree-inline.c
3220 (ipcp_init_stage): Take care of computing stuff needed by
3221 indirect inlining; update clones.
3222 (ipcp_generate_summary): Break out of ipcp_driver.
3223 (ipcp_driver): Do only execution and transformation.
3224 (pass_ipa_cp): Make IPA_PASS.
3225 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3227 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3228 ipcp, some info is already available.
3229 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3230 * tree-inline.c (remap_ssa_name): Unshare expression.
3232 2008-08-21 Richard Guenther <rguenther@suse.de>
3234 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3235 a PHI ask VN if it is already available.
3236 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3237 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3239 2008-08-21 Richard Guenther <rguenther@suse.de>
3242 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3243 makes sure to produce a result of the correct type.
3245 2008-08-21 Jan Hubicka <jh@suse.cz>
3246 Backport from LTO branch:
3248 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3249 Jan Hubicka <jh@suse.cz>
3252 (init_state, finish_state, set_function_state, generate_summary):
3254 (scan_stmt): Renamed from scan_function. Changed to keep state in
3255 local static vars rather than cgraph aux field.
3256 (propagate): Renamed from static_execute. Changed to keep state in
3257 local static vars rather than cgraph aux field.
3258 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3259 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3261 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3263 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3264 * ipa-reference.c (init_function_info, generate_summary,
3265 propagate): New functions.
3266 (analyze_function): Call init_function_info.
3267 (static_execute): Stripped into generate_summary and propagate.
3268 (pass_ipa_reference): Made into ipa_opt_pass.
3270 2008-08-21 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/37181
3273 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3275 (extract_range_from_unary_expr): Likewise.
3277 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3279 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3281 * toplev.h (pedwarn_at): Likewise.
3282 * builtins.c: Update all calls to pedwarn.
3283 * c-lex.c: Likewise.
3284 * toplev.c: Likewise.
3285 * c-tree.h: Likewise.
3286 * c-decl.c: Likewise.
3287 * c-errors.c: Likewise.
3288 * c-typeck.c: Likewise.
3289 * c-common.c: Likewise.
3290 * c-parser.c: Likewise.
3292 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3295 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3296 with MODE_VECTOR_INT mode.
3298 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3301 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3302 initialized outside the current module.
3303 (warn_uninitialized_var): Ignore left-hand side when walking the
3304 trees. Ignore address expressions. Examine VUSE operands in gimple
3305 statements with a variable declaration on the right-hand side.
3307 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3310 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3312 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3315 * c-common.c (conversion_warning): Do not warn if applying bit-and
3316 operator to unsigned constant that fits in the target type.
3318 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3321 * c-common.c (conversion_warning): Do not warn for artificial
3324 2008-08-20 Richard Guenther <rguenther@suse.de>
3326 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3327 (extract_range_from_binary_expr): Fall back to constant propagation.
3328 (extract_range_from_unary_expr): Likewise.
3330 2008-08-20 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3333 with TREE_THIS_VOLATILE on shared nodes.
3334 (fold_stmt_r): Likewise.
3336 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3339 * c-parser.c (c_parser_attributes): For keywords use canonical
3340 spelling for attr_name.
3342 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3344 * value-prof.c (check_counter): Revert wrong call to error.
3346 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3348 * profile.c: Update calls to inform.
3349 * value-prof.c: Update calls to inform.
3351 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3353 * diagnostic.c (inform): Add an explicit location_t parameter.
3354 * toplev.h (inform): Update declaration.
3355 * builtins.c: Update all calls to inform.
3356 * c-common.c: Likewise.
3357 * c-decl.c: Likewise.
3358 * c-opts.c: Likewise.
3359 * c-pch.c: Likewise.
3360 * c-pragma.c: Likewise.
3361 * c-typeck.c: Likewise.
3362 * coverage.c: Likewise.
3364 * toplev.c: Likewise.
3365 * tree-cfg.c: Likewise.
3366 * tree-ssa.c: Likewise.
3368 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3371 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3372 V2DI mode, for SSE4.1, use movq instead of vector set if the
3373 second element is zero and inter-unit moves are OK.
3375 2008-08-20 Richard Guenther <rguenther@suse.de>
3377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3378 properly handle conversion/copy chains after tuplification.
3380 2008-08-20 Richard Guenther <rguenther@suse.de>
3382 * passes.c (init_optimization_passes): Move the second
3383 forwprop pass before alias computation. Remove the second
3384 DCE pass. Remove the first dominator and phi copy/const
3387 2008-08-20 Nick Clifton <nickc@redhat.com>
3389 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3390 support of this feature. Do not assume that a sufficiently new
3391 assembler will support the feature regardless of the target type.
3392 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3393 * configure: Regenerate.
3395 2008-08-20 Richard Guenther <rguenther@suse.de>
3397 * tree-vrp.c (found_in_subgraph): Remove.
3398 (live): New global static.
3399 (live_on_edge): New function.
3400 (blocks_visited): Remove.
3401 (register_edge_assert_for_2): Use live_on_edge.
3402 (find_conditional_asserts): Remove code dealing with
3403 found_in_subgraph. Do not walk the CFG.
3404 (find_switch_asserts): Likewise.
3405 (find_assert_locations_1): Renamed from find_assert_locations.
3406 Move finding assert locations for conditional and switch
3407 statements first. Update live bitmap. Do not walk the CFG.
3408 (find_assert_locations): New function.
3409 (insert_range_assertions): Remove entry of CFG walk.
3410 Adjust call to find_assert_locations.
3411 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3412 that only can appear because of fake exit edges but assert we
3413 never try to insert on those.
3414 (fini_pre): Do not remove fake exit edges here...
3415 (execute_pre): ...but here, before committing edge inserts.
3417 2008-08-19 Richard Guenther <rguenther@suse.de>
3419 * passes.c (init_optimization_passes): Exchange store-ccp
3422 2008-08-19 Rafael Espindola <espindola@google.com>
3424 * varasm.c (weak_decls): Move earlier in the file.
3425 (assemble_external): Add weak decls to the weak_decls list.
3426 (declare_weak): Don't add decls to the weak_decls list.
3428 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3432 before (sse2_shufpd_<mode>).
3434 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3437 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3438 * tree.c (block_nonartificial_location): Likewise.
3440 2008-08-19 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/35972
3443 PR tree-optimization/23094
3444 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3447 handle MISALIGNED_INDIRECT_REF.
3448 (get_ref_from_reference_ops): New helper.
3449 (vn_reference_lookup_pieces): Walk the use-def chain using the
3450 alias-oracle if requested.
3451 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3452 walking the use-def chain.
3453 (compute_avail): But not here.
3454 (create_component_ref_by_pieces_1): Properly handle
3455 MISALIGNED_INDIRECT_REF.
3456 (do_regular_insertion): Handle fully redundant
3457 expressions after PHI-translation also for SSA_NAME values, not
3458 only constants. Correctly use edoubleprime for that.
3460 2008-08-19 Ira Rosen <irar@il.ibm.com>
3462 * tree-vectorizer.c (supportable_widening_operation): Support
3463 multi-step conversion, return the number of steps in such conversion
3464 and the required intermediate types.
3465 (supportable_narrowing_operation): Likewise.
3466 * tree-vectorizer.h (vect_pow2): New function.
3467 (supportable_widening_operation): Change argument types.
3468 (supportable_narrowing_operation): Likewise.
3469 (vectorizable_type_promotion): Add an argument.
3470 (vectorizable_type_demotion): Likewise.
3471 * tree-vect-analyze.c (vect_analyze_operations): Call
3472 vectorizable_type_promotion and vectorizable_type_demotion with
3473 additional argument.
3474 (vect_get_and_check_slp_defs): Detect patterns.
3475 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3477 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3478 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3479 according to the smallest type in the loop.
3480 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3481 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3482 supportable_widening_operation with correct arguments.
3483 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3484 operands lists according to the number of vector statements in left
3485 or right node, if exists.
3486 (vect_gen_widened_results_half): Remove unused argument.
3487 (vectorizable_conversion): Call supportable_widening_operation,
3488 supportable_narrowing_operation, and vect_gen_widened_results_half
3489 with correct arguments.
3490 (vectorizable_assignment): Change documentation, support multiple
3492 (vectorizable_operation): Likewise.
3493 (vect_get_loop_based_defs): New function.
3494 (vect_create_vectorized_demotion_stmts): Likewise.
3495 (vectorizable_type_demotion): Support loop-aware SLP and general
3496 multi-step conversion. Call vect_get_loop_based_defs and
3497 vect_create_vectorized_demotion_stmts for transformation.
3498 (vect_create_vectorized_promotion_stmts): New function.
3499 (vectorizable_type_promotion): Support loop-aware SLP and general
3500 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3502 (vectorizable_store): Change documentation, support multiple
3504 (vectorizable_load): Likewise.
3505 (vect_transform_stmt): Pass SLP_NODE to
3506 vectorizable_type_promotion and vectorizable_type_demotion.
3507 (vect_schedule_slp_instance): Move here the calculation of number
3508 of vectorized statements for each node from...
3509 (vect_schedule_slp): ... here.
3510 (vect_transform_loop): Call vect_schedule_slp without the last
3513 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3516 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3517 to == in assert statement.
3518 (vectorizable_reduction): Fix typo.
3520 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3523 * value-prof.c (check_counter): Dereference pointer to overall
3524 count when printing it.
3526 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3528 * profile.h: Really add it.
3530 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3532 * mcf.c: Really add it.
3534 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3535 Vinodha Ramasamy <vinodha@google.com>
3537 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3539 * value-prof.c (check_counter): Fix the counter if
3540 flag_profile_correction is true.
3541 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3542 tree_mod_subtract_transform):
3543 Follow check_counter parameter change.
3544 * common.opt (fprofile-correction): New option.
3546 * profile.h: Likewise.
3547 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3548 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3549 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3551 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3552 flag_profile_correction is set.
3554 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3556 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3558 2008-08-18 Tomas Bily <tbily@suse.cz>
3560 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3561 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3563 * tree-data-ref.c (split_constant_offset_1): Likewise.
3564 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3565 * tree-sra.c (sra_walk_expr): Likewise.
3566 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3567 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3568 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3569 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3571 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3572 * tree-vect-transform.c (vectorizable_type_demotion)
3573 (vectorizable_type_promotion): Likewise.
3574 * tree-inline.c (expand_call_inline):
3575 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3576 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3577 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3578 * expr.c (expand_expr_real_1): Likewise.
3579 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3580 (gimple_assign_unary_useless_conversion_p): Likewise.
3581 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3582 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3583 * fold-const.c (fold_unary): Likewise.
3584 * tree.h (CONVERT_EXPR_P): Likewise.
3585 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3586 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3588 (register_edge_assert_for_2, extract_range_from_unary_expr)
3589 (register_edge_assert_for_1): Likewise.
3591 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3593 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3594 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3595 (enum real_value_const): Delete.
3596 (get_real_const): Delete.
3597 * real.c (get_real_const): Delete.
3598 (dconst_e_ptr): Define.
3599 (dconst_third_ptr): Define.
3600 (dconst_sqrt2_ptr): Define.
3601 * builtins.c: Update all callers.
3603 2008-08-18 Richard Guenther <rguenther@suse.de>
3605 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3606 statement iterator after statement removal.
3608 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3610 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3611 (detect_processor_freebsd): Likewise.
3612 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3614 2008-08-18 Richard Guenther <rguenther@suse.de>
3616 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3617 and loads have the correct types.
3619 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3622 * c-opts.c (cpp_opts): Remove static.
3623 * c-parser.c (cpp_opts): Declare it extern.
3624 (disable_extension_diagnostics): Handle cpp options.
3625 (enable_extension_diagnostics): Likewise.
3627 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3629 * diagnostics.c (permerror_at): Rename as permerror.
3630 (permerror): Delete.
3631 * toplev.h: Likewise.
3633 2008-08-18 Richard Guenther <rguenther@suse.de>
3635 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3636 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3637 Move call_cdce before build_alias. Move copyrename2,
3638 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3639 right after final inlining.
3640 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3641 (pass_build_cfg): But instead via TODO_dump_func.
3643 2008-08-18 Richard Guenther <rguenther@suse.de>
3645 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3647 (scalarize_init): If we failed to generate some initializers
3648 do not generate zeros for not instantiated members. Instead
3649 rely on the copy out.
3650 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3651 about missing flow-sensitive alias info only if we have
3654 2008-08-17 Nick Clifton <nickc@redhat.com>
3656 * doc/extend.texi (Function Attributes): Fix typo in description
3657 if hot function attribute.
3659 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3660 Richard Sandiford <rdsandiford@googlemail.com>
3662 * doc/install.texi (--with-mips-plt): Document.
3663 * doc/invoke.texi (-mplt, -mno-plt): Document.
3664 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3665 and handle ${with_mips_plt}.
3666 * config/mips/mips.opt (mplt): New option.
3667 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3668 (TARGET_ABICALLS_PIC2): Likewise.
3669 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3670 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3671 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3672 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3673 to decide whether to output ".option picX" directives.
3674 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3675 Pass -call_nonpic rather than -KPIC for -mplt.
3676 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3677 on the command line. Also remove it when -mabi=64 is used without
3679 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3680 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3681 TARGET_ABICALLS_PIC0.
3682 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3684 (mips16_build_function_stub): Only output ".option pic" directives
3685 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3686 (mips16_build_call_stub): Fix comment and remove redundant
3687 ".set at"/"set .noat" directives.
3688 (mips_function_rodata_section): Use the default behaviour for
3689 TARGET_ABSOLUTE_ABICALLS.
3690 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3691 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3692 (mips_restore_gp): Do nothing if the current function doesn't use
3694 (mips_expand_prologue): Only save $gp if the current function uses it.
3695 Use a normal move for TARGET_ABICALLS_PIC0.
3696 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3698 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3700 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3701 of function when handling GLOBAL_POINTER_REGNUM.
3703 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3706 * common.opt (-fstack-check): Do not declare the variable here.
3707 (-fstack-check=): New option variant.
3708 * doc/invoke.texi (Code Gen Options): Document it.
3709 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3710 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3711 (STACK_CHECK_STATIC_BUILTIN): New macro.
3712 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3713 * opts.c: Include expr.h.
3714 (common_handle_option) <OPT_fold_stack_check_>: New case.
3715 <OPT_fstack_check>: Likewise.
3716 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3717 consistently in the test for variable-sized types. Adjust for
3718 new behaviour of flag_stack_check.
3719 * explow.c: Include except.h.
3720 (allocate_dynamic_stack_space): Do not take into account
3721 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3722 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3723 for variable-sized parameters. Treat all parameters whose size is
3724 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3725 stack checking is enabled.
3726 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3727 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3728 if generic stack checking is enabled.
3729 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3730 * reload1.c (reload): Likewise.
3731 * stmt.c (expand_decl): Assert that all automatic variables have
3732 fixed size at this point and remove dead code.
3733 * flags.h (stack_check_type): New enumeration type.
3734 (flag_stack_check): Declare.
3735 * toplev.c (flag_stack_check): New global variable.
3736 * Makefile.in (opts.o): Add dependency on EXPR_H.
3737 (explow.o): Add dependency on except.h.
3739 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3741 * config/avr/avr.c (avr_override_options): Reduce value of
3742 PARAM_INLINE_CALL_COST.
3744 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3746 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3747 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3748 lieu of TYPE_MODE (type) throughout.
3750 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3752 * config/arm/arm.c (add_minipool_backward_ref): Check for
3753 8-byte-aligned entries in second case of forcing insertion after a
3754 particular entry. Change third case to avoid inserting
3755 non-8-byte-aligned entries before 8-byte-aligned ones.
3757 2008-08-15 Richard Guenther <rguenther@suse.de>
3759 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3760 strip components for unknown size accesses.
3762 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3764 * config/s390/2097.md New file.
3765 * config/s390/s390.md ("z10prop" attribute): Define none,
3766 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3767 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3768 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3769 possible values and apply them to insns as appropriate.
3770 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3771 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3772 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3773 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3775 ("bfp" mode attribute): Removed. Every occurence replaced
3777 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3778 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3781 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3784 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3787 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3789 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3790 additional argument. Support reduction when duplication is needed due
3791 to data-types of different sizes in the loop.
3792 (get_initial_def_for_induction): Fix printout.
3793 (vect_get_vec_def_for_stmt_copy): Support case where the
3794 vec_stmt_for_operand is a phi node.
3795 (vectorizable_reduction): Support reduction when duplication is needed
3796 due to data-types of different sizes in the loop.
3797 (vectorizable_call): Remove restriction to not vectorize in case we
3798 have data-types of different sizes in the loop.
3799 (vectorizable_conversion): Likewise.
3800 (vectorizable_operation): Likewise.
3801 (vectorizable_type_demotion): Likewise.
3802 (vectorizable_type_promotion): Likewise.
3803 (vectorizable_induction): Add restriction to not vectorize in case
3804 we have data-types of different sizes in the loop.
3806 2008-08-14 Christophe Saout <christophe@saout.de>
3807 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3811 (*vec_concatv2di_rex64_sse4_1): Ditto.
3812 (*vec_concatv2di_rex64_sse): Ditto.
3814 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3817 * fold-const.c (fold_widened_comparison): Do not allow
3818 sign changes that change the result even if shorter type
3819 is wider than arg1_unw's type.
3821 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3823 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3824 Skip if the multilib testing specifies -march that does not
3825 agree with the one specified in the testcase.
3827 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3829 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3830 zero extend SImode values being converted to TFmode before passing
3833 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3835 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3836 __PPU__ when targeting the Cell/B.E. PPU processor.
3838 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3840 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3841 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3842 Rematerialize the static chain, if any.
3843 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3846 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3848 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3849 (new_loc_descr): Likewise.
3850 (add_loc_descr): Likewise.
3851 (size_of_loc_descr): Likewise.
3852 (size_of_locs): Likewise.
3853 (output_loc_operands): Likewise.
3854 (output_loc_sequence): Likewise.
3855 (new_reg_loc_descr): New.
3856 (build_cfa_loc): Use it.
3857 (build_cfa_aligned_loc): Likewise.
3858 (one_reg_loc_descriptor): Likewise.
3859 (based_loc_descr): Likewise.
3861 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3864 * doc/invoke.texi (Wmain): Update.
3865 * c-decl.c (start_decl): warn_main is only 0 or 1.
3866 (start_function): Likewise. Fix formatting.
3867 (finish_function): Delete redundant warning.
3868 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3869 * c-opts (c_common_handle_option): -Wall only has effect if
3870 warn_main is uninitialized. OPT_Wmain is automatically
3871 handled. -pedantic also enables Wmain.
3872 (c_common_post_options): Handle all logic for Wmain here.
3873 * c-common.c (warn_main): Delete.
3874 (check_main_parameter_types): Make pedwarns conditional on
3876 * c-common.h (warn_main): Delete.
3878 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3881 * expr.c (emit_group_store): Allocate stack temp with the
3882 largest alignment when copying from register to stack.
3884 2008-08-13 Richard Guenther <rguenther@suse.de>
3886 * tree.h (maybe_fold_offset_to_address): Declare.
3887 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3888 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3889 Likewise for POINTER_PLUS_EXPR.
3890 (maybe_fold_offset_to_reference): Enable disabled code.
3891 (maybe_fold_offset_to_address): New function.
3892 (fold_stmt_r): Use it.
3893 (fold_gimple_assign): Likewise.
3894 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3895 (gimplify_expr): Likewise.
3897 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3899 * toplev.h (pedwarn_at): Fix declaration.
3901 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3903 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3904 LINK_SPEC): Use %R in -Y P argument.
3906 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3909 * diagnostic.c (pedwarn_at): New.
3910 * toplev.h (pedwarn_at): Declare.
3911 * c-tree.h (build_enumerator): Update declaration.
3912 * c-decl.c (finish_enum): Update comment.
3913 (build_enumerator): Take a location parameter. Give a pedwarn but do
3914 not perform any conversion.
3915 * c-parser.c (c_parser_enum_specifier): Set correct location for
3918 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3921 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3922 expressions except for conversions to signed:1 bitfields. Handle
3923 COND_EXPR with constant operands.
3925 2008-08-13 Richard Guenther <rguenther@suse.de>
3927 PR tree-optimization/15255
3928 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3929 (struct oecount_s): New struct and VEC types.
3931 (oecount_hash): New function.
3932 (oecount_eq): Likewise.
3933 (oecount_cmp): Likewise.
3934 (zero_one_operation): New function.
3935 (build_and_add_sum): Likewise.
3936 (undistribute_ops_list): Perform un-distribution of multiplication
3937 and division on the chain of summands.
3938 (should_break_up_subtract): Also break up subtracts for factors.
3939 (reassociate_bb): Delete dead visited statements.
3940 Call undistribute_ops_list. Re-sort and optimize if it did something.
3941 * passes.c (init_optimization_passes): Move DSE before
3943 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3946 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3948 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3950 * doc/invoke.texi: Revert unintended checkin.
3952 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3955 * gcc.c (include_spec_function): Tweak call to find_a_file.
3957 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3960 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3961 and TRUTH_ORIF_EXPR.
3962 * dojump.c (do_jump): Likewise.
3964 PR tree-optimization/37084
3965 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3966 if id->regimplify, don't assume stmt is a cast assignment.
3968 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3970 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3972 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3975 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3978 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3980 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3981 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3983 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3984 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3985 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3986 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3987 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3989 * doc/tm.texi (Storage Layout): Remove documentation for
3990 TARGET_FLOAT_FORMAT.
3992 * simplify-rtx.c (simplify_binary_operation_1): Replace
3993 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3995 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3997 * real.h (struct real_format): New member has_sign_dependent_rounding.
3998 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3999 spu_single_format, ieee_double_format, mips_double_format,
4000 motorola_double_format, ieee_extended_motorola_format,
4001 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4002 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4003 mips_extended_format, ieee_quad_format, mips_quad_format,
4004 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4005 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4007 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4008 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4009 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4010 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4011 (ROUND_TOWARDS_ZERO): Likewise.
4013 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4014 (FLOAT_MODE_FORMAT): New macro.
4015 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4016 (MODE_COMPOSITE_P): ... this new macro.
4017 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4018 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4019 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4021 * flags.h: Include "real.h".
4023 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4024 REAL_MODE_FORMAT_COMPOSITE_P.
4025 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4027 * doc/tm.texi (Storage Layout): Remove documentation of
4028 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4029 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4030 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4031 they only apply to libgcc2.a.
4033 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4035 * config/spu/float_disf.c: New file.
4036 * config/spu/float_unsdisf.c: New file.
4037 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4038 (LIB2FUNCS_EXCLUDE): Define.
4040 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4041 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4043 * real.h (struct real_format): New member round_towards_zero.
4044 * real.c (round_for_format): Respect fmt->round_towards_zero.
4045 (ieee_single_format, mips_single_format, motorola_single_format,
4046 spu_single_format, ieee_double_format, mips_double_format,
4047 motorola_double_format, ieee_extended_motorola_format,
4048 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4049 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4050 mips_extended_format, ieee_quad_format, mips_quad_format,
4051 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4052 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4054 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4055 real_format to choose rounding mode when calling MPFR functions.
4056 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4057 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4059 * real.h (real_to_decimal_for_mode): Add prototype.
4060 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4061 Respect target rounding mode when generating decimal representation.
4062 (real_to_decimal): New stub for backwards compatibility.
4063 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4064 real_to_decimal_for_mode instead of real_to_decimal.
4066 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4068 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4069 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4071 * real.c (spu_single_format): New variable.
4072 * real.h (spu_single_format): Declare.
4074 * config/spu/spu.c (spu_override_options): Install SFmode format.
4075 (spu_split_immediate): Use integer mode to operate on pieces of
4076 floating-point values in all cases.
4078 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4079 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4080 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4082 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4084 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4086 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4088 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4090 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4093 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4094 on the VAR_DECL instead of TYPE_READONLY on its type.
4096 2008-08-12 Ira Rosen <irar@il.ibm.com>
4098 * tree-vectorizer.c: Depend on langhooks.h.
4099 (supportable_widening_operation): Add two arguments. Support double
4101 (supportable_narrowing_operation): Likewise.
4102 * tree-vectorizer.h (supportable_widening_operation): Add two
4104 (supportable_narrowing_operation): Likewise.
4105 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4106 supportable_widening_operation with correct arguments.
4107 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4108 (vectorizable_type_demotion): Support double type conversions.
4109 (vectorizable_type_promotion): Likewise.
4110 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4112 2008-08-11 Michael Matz <matz@suse.de>
4114 * i386/i386.c (override_options): Move initialisation from
4115 flag_schedule_insns_after_reload to here from ...
4116 (optimization_options): ... here.
4118 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4120 PR rtl-optimization/36998
4121 * dwarf2out.c (compute_barrier_args_size_1,
4122 compute_barrier_args_size): Temporarily remove assertions.
4124 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4127 * tree-ssa.c (struct walk_data): Add new flag
4128 warn_possibly_uninitialized.
4129 (warn_uninitialized_var): Use it.
4130 (warn_uninitialized_vars): New.
4131 (execute_early_warn_uninitialized): Call it.
4132 (execute_late_warn_uninitialized): Likewise.
4134 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4137 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4140 2008-08-09 Jan Hubicka <jh@suse.cz>
4143 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4145 (expand_fix): Be prepared for expansion to fail.
4146 (expand_sfix_optab): Remove instructions if expansion failed.
4148 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4150 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4152 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4153 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4155 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4157 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4158 mips/t-libgcc-mips16 to tmake_file.
4159 * config/mips/mips-protos.h (mips_call_type): New enum.
4160 (mips_pic_base_register, mips_got_load): Declare.
4161 (mips_restore_gp): Take an rtx argument.
4162 (mips_use_pic_fn_addr_reg_p): Declare.
4163 (mips_expand_call): Replace the sibcall_p argument with
4164 a mips_call_type argument. Add a lazy_p parameter.
4165 (mips_split_call): Declare.
4166 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4167 (MIPS16_PIC_TEMP): Likewise.
4168 (reg_class): Delete M16_NA_REGS.
4169 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4170 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4171 (mips_split_hi_p): Declare.
4172 * config/mips/mips.c (mips_split_hi_p): New array.
4173 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4174 (mips_got_symbol_type_p): New function.
4175 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4176 (mips16_stub_function_p): New function.
4177 (mips16_local_function_p): Likewise.
4178 (mips_use_pic_fn_addr_reg_p): Likewise.
4179 (mips_cannot_force_const_mem): Return false for HIGHs.
4180 Extend CONST_INT and symbolic handling to MIPS16, using
4181 mips_symbol_insns to check that the base symbol type is a
4182 legitimate constant. Reject GOT-based constants if
4183 TARGET_MIPS16_PCREL_LOADS.
4184 (mips_const_insns): Check targetm.cannot_force_const_mem when
4185 decomposing a symbolic base and a large offset.
4186 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4187 When calling a function that needs $25 from MIPS16 code,
4188 move the target address into $25 separately and add a USE
4190 (mips16_gp_pseudo_reg): Insert the initializer immediately
4191 before the first real insn.
4192 (mips_pic_base_register, mips_got_load): New functions.
4193 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4194 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4195 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4196 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4197 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4198 also passing NULL_RTX rather than const0_rtx as the aux argument.
4199 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4200 instead of TARGET_EXPLICIT_RELOCS.
4201 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4202 (mips_load_call_address): Replace the sibcall_p argument with
4203 a mips_call_type argument. Use mips_got_load.
4204 (mips16_local_alias): New structure.
4205 (mips16_local_aliases): New variable.
4206 (mips16_local_aliases_hash): New function.
4207 (mips16_local_aliases_eq): Likewise.
4208 (mips16_local_alias): Likewise.
4209 (mips16_stub_function): Likewise.
4210 (mips16_build_function_stub): Create a local alias for the target
4211 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4212 .cpload directive and an R_MIPS_NONE relocation for the target
4213 function, then load the alias rather than the function itself.
4214 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4215 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4216 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4217 (mips16_build_call_stub): Replace the FN parameter with an
4218 FN_PTR parameter. Force the address into a register if it
4219 isn't a call_insn_operand; don't rely on the caller to do this.
4220 If a call to a locally-defined and locally-binding MIPS16
4221 function must be made indirectly, redirect the call to the
4222 function's local alias. Use mips16_stub_function_p,
4223 mips16_stub_function, mips_expand_call and use_reg.
4224 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4225 Use explicit %hi and %lo accesses where possible.
4226 Use MIPS_CALL to generate the correct code form of a
4227 jal instruction. Add clobbers of $18 instead of uses.
4228 Update the call to mips_emit_call_insn.
4229 (mips_expand_call): Replace the SIBCALL_P argument with a
4230 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4231 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4232 allowing it to modify the call address. Update the calls to
4233 mips_load_call_address and mips_emit_call_insn.
4234 (mips_split_call): New function.
4235 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4236 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4237 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4238 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4239 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4241 (mips_cprestore_slot): New function.
4242 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4243 and use mips_cprestore_slot.
4244 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4246 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4247 then use a copygp_mips16 instruction to set up $28.
4248 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4249 (mips16_lay_out_constants): Call split_all_insns_noflow.
4250 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4251 false if TARGET_MIPS16.
4252 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4253 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4254 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4255 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4256 MIPS16 code. Allow MIPS16 o32 PIC.
4257 (mips_override_options): Allow MIPS16 o32 PIC.
4258 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4259 after reload if TARGET_USE_GOT.
4260 (UNSPEC_COPYGP): New constant.
4261 (length): Use a default length of 8 for MIPS16 GOT loads.
4262 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4263 (*got_page<mode>): Check mips_split_hi_p.
4264 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4265 (unspec_got<mode>, unspec_call<mode>): New expanders.
4266 (load_got<mode>, load_call<mode>): Remove the length attributes.
4267 Use a got attribute instead of a type attribute.
4268 (copygp_mips16): New insn.
4269 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4270 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4271 (sibcall, sibcall_value, call, call_value): Update the calls
4272 to mips_expand_call.
4273 (call_internal, call_value_internal): Use mips_split_call.
4274 (call_value_multiple_internal): Likewise.
4275 (call_split): Move after call_internal (the insn it is split from).
4276 (call_internal_direct, call_value_internal_direct): Turn into
4277 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4278 (call_direct_split, call_value_direct_split): New patterns.
4279 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4280 and use M16_REGS instead of M16_NA_REGS.
4281 * config/mips/predicates.md (const_call_insn_operand): Replace
4282 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4283 mips_use_pic_fn_addr_reg_p check.
4284 (move_operand): Reject HIGHs if mips_split_hi_p.
4285 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4286 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4287 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4288 * config/mips/libgcc-mips16.ver: New file.
4289 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4290 $(srcdir)/config/mips/libgcc-mips16.ver.
4292 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4294 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4295 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4296 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4297 (mips16_cfun_returns_in_fpr_p): Likewise.
4299 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4301 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4302 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4303 rather than 4 to PC.
4305 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4307 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4308 (FUNCTION_PROFILER): Save the static chain pointer into $2
4309 beforehand and restore it aftewards.
4310 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4311 address directly into $25 and call the function through $25;
4312 do not clobber $3. Pad the DImode version to cover the space
4313 left by the deleted $25 <- $3 move.
4314 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4315 the removal of the $25 <- $3 move.
4316 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4317 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4319 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4320 Daniel Jacobowitz <dan@codesourcery.com>
4322 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4323 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4324 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4325 * config/mips/mips.c (mips_start_function_definition): New function.
4326 (mips_end_function_definition): Likewise.
4327 (mips_output_function_prologue): Use mips_start_function_definition.
4328 (mips_output_function_epilogue): Use mips_end_function_definition.
4329 (build_mips16_function_stub): Use mips_start_function_definition
4330 and mips_end_function_definition.
4331 (build_mips16_call_stub): Likewise.
4333 2008-08-09 Richard Guenther <rguenther@suse.de>
4335 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4336 * gimple.h (gimple_call_fn): Adjust comment.
4337 (gimple_call_set_fndecl): New function.
4338 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4339 longer having bare FUNCTION_DECL operand.
4340 (gimple_call_return_type): Likewise.
4341 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4343 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4344 (gimple_mod_pow2): Likewise.
4345 (gimple_mod_subtract): Likewise.
4346 (gimple_ic): Likewise.
4347 (gimple_stringop_fixed_value): Likewise.
4348 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4349 longer having bare FUNCTION_DECL operand.
4350 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4351 * omp-low.c (optimize_omp_library_calls): Likewise.
4352 * cgraphunit.c (update_call_expr): Likewise.
4353 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4354 (execute_convert_to_rsqrt): Likewise.
4355 * cfgexpand.c (gimple_to_tree): Simplify.
4356 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4357 bare FUNCTION_DECL operand.
4358 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4359 (convert_gimple_call): Use gimple_call_fndecl.
4360 * c-common.c (c_warn_unused_result): Likewise.
4362 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4365 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4366 (c_finish_return): Likewise.
4367 (c_start_case): Likewise.
4368 * c-common.c (warn_for_collisions_1): Use explicit location in
4370 * c-parser.c (c_parser_condition): New. Call
4371 verify_sequence_points.
4372 (c_parser_paren_condition): Call c_parser_condition.
4373 (c_parser_for_statement): Call c_parser_condition.
4375 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4378 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4379 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4380 Moved from diagnostic.h
4381 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4383 (emit_diagnostic): New.
4384 (warning0, pedwarn0): Delete.
4385 (warning, warning_at, pedwarn, permerror): Return bool.
4386 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4387 Moved to diagnostic.c.
4388 (struct diagnostic_context): Use correct type for
4389 classify_diagnostic.
4390 (diagnostic_report_diagnostic): Update declaration.
4391 (emit_diagnostic): Declare.
4392 * errors.c (warning): Return bool.
4393 * errors.h (warning): Update declaration.
4394 * toplev.h (warning0, pedwarn0): Delete.
4395 (warning, warning_at, pedwarn, permerror): Return bool.
4396 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4397 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4398 inform. Update all calls.
4399 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4400 before giving informative note.
4401 (implicit_decl_warning): Likewise.
4402 * c-typeck.c (build_function_call): Likewise.
4403 * tree-sssa.c (warn_uninit): Likewise.
4404 * builtins.c (gimplify_va_arg_expr): Likewise.
4406 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4409 * doc/invoke.texi (-Wextra): Move warning from here...
4410 (-Wuninitialized): ... to here.
4412 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4415 * flags.h (set_Wunused): Delete
4416 * toplev.c (process_options): Handle Wunused flags here.
4417 * opts.c (maybe_warn_unused_parameter): Delete.
4418 (common_handle_option): Replace set_Wunused by warn_unused.
4419 (set_Wextra): Do not handle Wunused-parameter here.
4420 (set_Wunused): Delete.
4421 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4423 * common.opt (Wunused): Add Var and Init.
4424 (Wunused-function): Likewise.
4425 (Wunused-label): Likewise.
4426 (Wunused-parameter): Likewise.
4427 (Wunused-value): Likewise.
4428 (Wunused-variable): Likewise.
4430 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4432 * doc/invoke.texi: Add cpu_type power7.
4433 * config.in (HAVE_AS_VSX): New.
4434 * config.gcc: Add cpu_type power7.
4435 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4437 * configure: Regenerate.
4438 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4440 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4441 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4442 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4444 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4446 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4447 type to vectorize.builtin_conversion.
4448 (vectorizable_conversion): Likewise.
4449 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4450 integral type as input.
4451 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4453 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4454 and ALTIVEC_BUILTIN_VCTSXS.
4455 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4458 2008-08-08 Richard Guenther <rguenther@suse.de>
4460 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4461 (surely_varying_stmt_p): Calls are varying only if they are
4462 non-builtin and not indirect or have no result.
4463 (ccp_fold): Re-instantiate code before the tuples merge.
4465 2008-08-08 Richard Guenther <rguenther@suse.de>
4467 PR tree-optimization/37056
4468 * gimple.h (gimple_assign_rhs_class): New helper function.
4469 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4470 unary operations properly.
4472 2008-08-07 Jan Hubicka <jh@suse.cz>
4474 * i386.h (ix86_size_cost): Declare.
4475 (ix86_cur_cost): New function macro.
4476 * i386.md (peepholes expanding size and splitters): Predicate by
4477 optimize_insn_for_speed_p.
4478 (peepholes reduce size and splitters): Predicate by
4479 optimize_insn_for_size_p.
4480 * i386.c (ix86_size_cost): Rename from ...
4481 (size_cost): This one.
4482 (override_options): Update.
4483 (decide_alg): Likewise.
4484 (ix86_expand_clear): Use RTL profile.
4485 (ix86_pad_returns): Use RTL profile.
4487 2008-08-07 Jan Hubicka <jh@suse.cz>
4489 * recog.c (split_all_insns): Set RTL profile
4490 (peephole2_optimize): Likewise.
4491 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4492 * combine.c (combine_instructions): Likewise.
4494 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4496 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4498 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4500 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4501 value in a6 after the set_frame_ptr insn.
4503 2008-08-07 Richard Henderson <rth@redhat.com>
4506 * gcc.c (cpp_options): Pass along -g*.
4508 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4510 * config/arm/arm.c (output_move_neon): Update comment describing
4511 big-endian vector layout.
4512 (arm_assemble_integer): Do not handle big-endian NEON vectors
4514 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4515 neon_vget_lane<mode>_sext_internal,
4516 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4517 element indices for big-endian.
4519 2008-08-07 Richard Henderson <rth@redhat.com>
4521 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4522 * configure, config.in: Rebuild.
4523 * debug.h (dwarf2out_do_cfi_asm): Declare.
4524 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4525 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4526 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4527 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4529 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4531 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4532 movv2si_internal): Combine into mov<mode>_internal.
4533 (movv2si_internal_2): Remove.
4535 2008-08-07 Jan Hubicka <jh@suse.cz>
4538 * i386.md (single stringop patterns): Enable unconditionally.
4540 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/i386/emmintrin.h (_mm_move_epi64): Use
4544 __builtin_ia32_movq128.
4546 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4547 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4549 * config/i386/sse.md (sse2_movq128): New.
4551 * doc/extend.texi: Document __builtin_ia32_movq128.
4553 2008-08-07 Richard Guenther <rguenther@suse.de>
4556 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4557 pointers can access anything.
4559 2008-08-06 Jan Hubicka <jh@suse.cz>
4561 * optabs.c (emit_unop_insn): Break out to ...
4562 (maybe_emit_unop_insn): ... this one.
4563 (expand_sfix_optab): Use maybe variant.
4564 * optabs.h (maybe_emit_unop_insn): Declare.
4566 * i386.md (mov0 patterns): Enable by default.
4567 (FP conversion expanders): Disable expansion of code expanding
4568 sequences when instruction should be optimized for size.
4569 (single strinop patterns): Enable when optimizing for size.
4570 (string expanders): Disable expanding of code expanding sequences
4571 when optimizning instruction for size.
4572 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4574 (ix86_fp_comparison_sahf_cost): Likewise.
4575 (ix86_expand_branch): Likewise.
4576 (ix86_expand_ashl_const): Likewise.
4577 (ix86_split_ashl): Likewise.
4578 (ix86_expand_strlen): Likewise.
4579 (ix86_emit_fp_unordered_jump): Likewie.
4581 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4583 * c-common.c: Fix typo.
4584 (c_common_reswords): Activate more C++ keyword warnings.
4586 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4588 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4591 * diagnostic.c (permerror_at): New.
4592 * toplev.h (permerror_at): Declare.
4594 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4595 Ira Rosen <irar@il.ibm.com>
4597 * tree-vect-transform.c (vect_model_simple_cost): Return
4598 immediately if stmt is pure SLP.
4599 (vect_model_store_cost): Ditto.
4600 (vect_model_load_cost): Ditto.
4601 (vectorizable_store): Remove PURE_SLP check before call
4602 to vect_model_store_cost.
4603 (vect_model_store_cost): When checking whether stmt describe
4604 strided access, add a check that it is not slp_node.
4606 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4609 * c-common.c (warn_for_sign_compare): New. Handle separately the
4610 case that 'constant' is zero.
4611 * c-typeck.c (build_binary_op): Move code to c-common.c
4613 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4615 * config/alpha/alpha.c (alpha_preferred_reload_class,
4616 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4617 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4618 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4619 * config/arm/arm.md: Likewise.
4620 * config/avr/avr-protos.h (preferred_reload_class,
4621 test_hard_reg_class, avr_simplify_comparison_p,
4622 out_shift_with_cnt, class_max_nregs): Likewise.
4623 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4624 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4625 preferred_reload_class, test_hard_reg_class): Likewise.
4626 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4627 bfin_memory_move_cost, bfin_secondary_reload,
4628 bfin_output_mi_thunk): Likewise.
4629 * config/crx/crx.c (crx_secondary_reload_class,
4630 crx_memory_move_cost): Likewise.
4631 * config/frv/frv-protos.h (frv_secondary_reload_class,
4632 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4633 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4634 frv_secondary_reload_class, frv_class_likely_spilled_p,
4635 frv_class_max_nregs): Likewise.
4636 * config/h8300/h8300.c (h8300_classify_operand,
4637 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4639 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4640 * config/ia64/ia64.c (ia64_preferred_reload_class,
4641 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4642 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4643 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4645 * config/m68hc11/m68hc11.c (preferred_reload_class,
4646 m68hc11_memory_move_cost): Likewise.
4647 * config/mcore/mcore.c (mcore_secondary_reload_class,
4648 mcore_reload_class): Likewise.
4649 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4650 mips_class_max_nregs, mips_cannot_change_mode_class,
4651 mips_preferred_reload_class, mips_secondary_reload_class,
4652 mips_output_mi_thunk): Likewise.
4653 * config/mmix/mmix.c (mmix_preferred_reload_class,
4654 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4656 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4658 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4659 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4660 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4661 * config/rs6000/rs6000.c (paired_expand_vector_init,
4662 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4663 compare_section_name, rs6000_memory_move_cost): Likewise.
4664 * config/s390/s390.c (s390_emit_compare_and_swap,
4665 s390_preferred_reload_class, s390_secondary_reload,
4666 legitimize_pic_address, legitimize_tls_address,
4667 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4668 s390_class_max_nregs): Likewise.
4669 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4670 * config/s390/s390.md: Likewise.
4671 * config/score/score-protos.h (score_secondary_reload_class,
4672 score_preferred_reload_class): Likewise.
4673 * config/score/score.c (score_preferred_reload_class,
4674 score_secondary_reload_class): Likewise.
4675 * config/score/score3.c (score3_output_mi_thunk,
4676 score3_preferred_reload_class, score3_secondary_reload_class,
4677 score3_hard_regno_mode_ok): Likewise.
4678 * config/score/score3.h (score3_preferred_reload_class,
4679 score3_secondary_reload_class): Likewise.
4680 * config/score/score7.c (score7_output_mi_thunk,
4681 score7_preferred_reload_class, score7_secondary_reload_class,
4682 score7_hard_regno_mode_ok): Likewise.
4683 * config/score/score7.h (score7_preferred_reload_class,
4684 score7_secondary_reload_class): Likewise.
4685 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4686 output_branchy_insn, add_constant, gen_block_redirect,
4687 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4688 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4690 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4691 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4692 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4693 xstormy16_preferred_reload_class): Likewise.
4694 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4695 xtensa_expand_atomic, override_options,
4696 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4698 * reorg.c (try_merge_delay_insns): Likewise.
4699 * tree.c (merge_dllimport_decl_attributes): Likewise.
4701 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4703 2008-08-06 Michael Matz <matz@suse.de>
4705 * Makefile.in (write_entries_to_file): Quote words.
4706 * gengtype.c: (read_input_line): Skip over leading white-space.
4708 2008-08-06 Marc Gauthier <marc@tensilica.com>
4710 * config.gcc: Match more processor names for Xtensa.
4711 * configure.ac: Likewise.
4712 * doc/install.texi (Specific): Likewise.
4713 * configure: Regenerate.
4715 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4717 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4718 * calls.c (avoid_likely_spilled_reg): Likewise.
4719 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4720 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4721 * config/i386/i386.c (ix86_expand_special_args_builtin,
4722 ix86_secondary_reload): Likewise.
4723 * except.c (struct eh_region, gen_eh_region_catch,
4724 remove_unreachable_regions, duplicate_eh_regions,
4725 assign_filter_values, build_post_landing_pads,
4726 sjlj_find_directly_reachable_regions, remove_eh_handler,
4727 reachable_next_level, foreach_reachable_handler,
4728 can_throw_internal_1, can_throw_external_1,
4729 collect_one_action_chain): Likewise.
4730 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4731 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4732 * function.c (update_temp_slot_address, instantiate_new_reg,
4733 instantiate_virtual_regs_in_rtx,
4734 instantiate_virtual_regs_in_insn): Likewise.
4735 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4736 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4737 gimplify_cleanup_point_expr): Likewise.
4738 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4739 * passes.c (next_pass_1): Likewise.
4740 * print-tree.c (print_node_brief, print_node): Likewise.
4741 * profile.c (branch_prob): Likewise.
4742 * tree-dump.c (dump_register): Likewise.
4743 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4745 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4746 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4747 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4748 copy_arguments_for_versioning, copy_static_chain): Likewise.
4749 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4750 add_new_name_mapping, register_new_name_mapping): Likewise.
4751 * tree-mudflap.c (mf_xform_derefs): Likewise.
4752 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4753 get_init_expr, combine_chains): Likewise.
4754 * tree-pretty-print.c (dump_generic_node): Likewise.
4755 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4756 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4757 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4758 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4760 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4763 * calls.c (expand_call): Use the biggest preferred stack
4766 2008-08-06 Michael Matz <matz@suse.de>
4769 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4770 for reused reload, instead of overwriting them.
4772 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4775 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4776 for incoming stack boundary.
4778 * function.c (assign_parm_find_entry_rtl): Update
4779 parm_stack_boundary.
4781 * function.h (rtl_data): Add parm_stack_boundary.
4783 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4784 parm_stack_boundary for incoming stack boundary.
4786 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4788 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4789 for unrepresentable subregs or treat them as equal to other regs
4790 or subregs with the same register number.
4792 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4795 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4798 2008-08-06 Jan Hubicka <jh@suse.cz>
4800 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4801 frequencies might be hot.
4803 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4805 * reload.c (find_reloads): Force constants into literal pool
4806 also if they are wrapped in a SUBREG.
4808 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4811 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4812 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4813 Don't allow predicated instructions for data speculation.
4814 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4817 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4819 * haifa-sched.c (extend_global): Split to extend_global_data and
4820 extend_region_data. Update all uses.
4821 (extend_all): Rename to extend_block_data.
4823 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4825 * sched-rgn.c (new_ready): Check if instruction can be
4826 speculatively scheduled before attempting speculation.
4827 (debug_rgn_dependencies): Remove wrongful assert.
4829 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4831 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4833 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4835 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4836 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4837 va_size, and type_size.
4839 2008-08-04 Jason Merrill <jason@redhat.com>
4842 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4843 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4845 2008-08-05 Richard Henderson <rth@redhat.com>
4847 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4848 * configure: Rebuild.
4850 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4853 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4854 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4857 2008-08-05 Richard Henderson <rth@redhat.com>
4859 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4860 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4861 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4862 * common.opt (fdwarf2-cfi-asm): New.
4863 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4864 * config.in, configure: Rebuild.
4865 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4866 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4867 (dw2_force_const_mem): Externalize.
4868 * dwarf2asm.h: Update.
4869 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4870 generate a real label.
4871 (output_cfi_directive): New.
4872 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4873 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4874 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4876 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4877 (output_loc_operands_raw, output_loc_sequence_raw): New.
4878 (output_cfa_loc_raw): New.
4880 2008-08-05 Paul Brook <paul@codesourcery.com>
4882 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4883 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4884 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4885 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4886 * config/arm/arm.h (TARGET_VFPD32): Define.
4887 (TARGET_VFP3): Use TARGET_VFPD32.
4888 (fputype): Add FPUTYPE_VFP3D16.
4889 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4890 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4891 * config/arm/arm-cores.def: Add cortex-r4f.
4892 * config/arm/arm-tune.md: Regenerate.
4894 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4896 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4897 Reword some comments throughout the file.
4899 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4900 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4901 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4902 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4904 (MFC_START_ENABLE): Remove PPU-only define.
4905 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4906 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4908 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4909 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4910 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4911 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4912 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4913 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4914 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4916 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4917 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4918 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4919 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4921 (spu_read_machine_status): Fix typo.
4923 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4925 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4926 SUBREG of multi-word hard register.
4927 * config/spu/spu.c (valid_subreg): Likewise.
4928 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4930 2008-08-04 Richard Guenther <rguenther@suse.de>
4932 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4933 the candidate with the stripped base if that base is different
4934 from the original base even for offset zero.
4936 2008-08-04 Richard Guenther <rguenther@suse.de>
4939 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4940 check for no_overflow.
4942 2008-08-04 Richard Guenther <rguenther@suse.de>
4944 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4946 2008-08-04 Paul Brook <paul@codesourcery.com>
4948 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4949 (arm_order_regs_for_local_alloc): New function.
4950 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4952 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4954 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4957 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4958 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4959 (ix86_expand_epilogue): Likewise.
4961 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4963 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4966 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4968 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4969 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4970 (*movv2sf_internal_rex64): Ditto.
4972 2008-08-03 Jan Hubicka <jh@suse.cz>
4974 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4975 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4976 * expmed.c (expand_smod_pow2): Likewise.
4978 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4982 alternative 0 of operand 1.
4983 (*vec_concatv2di_rex64_sse): Ditto.
4984 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4986 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4987 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4988 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4989 (*movv2sf_internal_rex64): Ditto.
4991 2008-08-02 Richard Guenther <rguenther@suse.de>
4994 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4995 (ssedoublesizemode): New mode attribute.
4996 (sse_shufps): Call gen_sse_shufps_v4sf.
4997 (sse_shufps_1): Macroize.
4998 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4999 (sse2_shufpd_1): Macroize.
5000 (vec_extract_odd, vec_extract_even): New expanders.
5001 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5002 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5003 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5004 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5005 (ix86_expand_vector_set): Likewise.
5006 (ix86_expand_reduc_v4sf): Likewise.
5008 2008-08-01 Doug Kwan <dougkwan@google.com>
5010 * matrix-reorg.c: Re-enable all code.
5011 (struct malloc_call_data): Change CALL_STMT to gimple type.
5012 (collect_data_for_malloc_call): Tuplify.
5013 (struct access_site_info): Change STMT to gimple type.
5014 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5015 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5016 (struct free_info): Change STMT to gimple type.
5017 (struct matrix_access_phi_node): Change PHI to gimple type.
5018 (get_inner_of_cast_expr): Remove.
5019 (may_flatten_matrices_1): Tuplify.
5020 (may_flatten_matrices): Ditto.
5021 (mark_min_matrix_escape_level): Ditto.
5022 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5023 (ssa_accessed_in_call_rhs): New
5024 (ssa_accessed_in_assign_rhs): New
5025 (record_access_alloc_site_info): Tuplify.
5026 (add_allocation_site): Ditto.
5027 (analyze_matrix_allocation_site): Ditto.
5028 (analyze_transpose): Ditto.
5029 (get_index_from_offset): Ditto.
5030 (update_type_size): Ditto.
5031 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5032 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5033 (analyze_accesses_for_phi_node): Tuplify.
5034 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5035 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5036 (analyze_matrix_accesses): Tuplify.
5037 (check_var_data): New call-back type for check_var_notmodified_p.
5038 (check_var_notmodified_p): Tuplify and use call-back struct to
5039 return statement found.
5040 (can_calculate_expr_before_stmt): Factor out statement related code
5042 (can_calculate_stmt_before_stmt): New.
5043 (check_allocation_function): Tuplify.
5044 (find_sites_in_func): Ditto.
5045 (record_all_accesses_in_func): Ditto.
5046 (transform_access_sites): Ditto.
5047 (transform_allocation_sites): Ditto.
5048 (matrix_reorg): Re-enable.
5049 (gate_matrix_reorg): Re-enable.
5051 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5053 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5054 for labels for which it hasn't been set yet. If it has been set,
5055 stop walking insns and continue with next worklist item.
5056 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5057 if the only BARRIER is at the very end of a function.
5059 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5061 * cfgexpand.c (expand_stack_alignment): Assert that
5062 stack_realign_drap and drap_rtx must match.
5064 * function.c (instantiate_new_reg): If DRAP is used to realign
5065 stack, replace virtual_incoming_args_rtx with internal arg
5068 2008-08-01 Richard Guenther <rguenther@suse.de>
5070 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5071 loop information only if we initialized it.
5072 (execute_pre): Call fini_pre with in_fre.
5073 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5074 if we do not unroll because we hit max-completely-peeled-insns.
5075 Use our estimation for consistency, do allow shrinking.
5077 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5079 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5080 with MIN_STACK_BOUNDARY.
5081 (ix86_update_stack_boundary): Likewise.
5082 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5085 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5086 (MIN_STACK_BOUNDARY): This.
5088 2008-08-01 Richard Guenther <rguenther@suse.de>
5091 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5093 2008-08-01 Richard Guenther <rguenther@suse.de>
5095 PR tree-optimization/36988
5096 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5097 do not matter if that doesn't change volatile qualification.
5099 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5101 * configure.ac: Do not generate libada-mk. Do not subst
5103 * libada-mk.in: Remove.
5104 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5105 * configure: Regenerate.
5107 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5109 * tree-pass.h: Added comment about not dumping passes with name
5110 starting with star in struct opt_pass.
5111 * passes.c (register_dump_files_1): Don't do dump for a pass with
5112 name starting with star.
5113 * doc/passes.texi (Pass manager): Mention pass names and special
5114 meaning of star prefix to avoid dump.
5116 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5118 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5120 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5121 (ISA_MIPS64R2): New macro.
5122 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5123 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5124 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5125 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5126 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5127 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5128 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5129 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5130 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5131 Move up to keep list alphabetically sorted.
5132 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5133 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5135 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5136 (-march=@var{arch}): Add mips64r2.
5138 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5140 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5142 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5144 * expr.c (expand_assignment): Check for complete type.
5146 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5149 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5151 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5152 for stack alignment.
5154 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5156 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5158 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5159 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5161 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5163 PR rtl-optimization/36419
5164 * dwarf2out.c (barrier_args_size): New variable.
5165 (compute_barrier_args_size, compute_barrier_args_size_1): New
5167 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5168 if not called yet in the current function, use barrier_args_size
5169 array to find the new args_size value.
5170 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5172 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5175 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5178 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5181 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5182 (dwarf2out_stack_adjust): Use it.
5183 (dwarf2out_frame_debug_expr): Likewise.
5185 2008-07-31 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/36978
5188 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5189 the generated condition.
5191 2008-07-31 Richard Guenther <rguenther@suse.de>
5193 * passes.c (init_optimization_passes): Always call
5194 pass_early_warn_uninitialized.
5195 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5196 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5197 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5199 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5202 * builtins.c (maybe_emit_free_warning): New function.
5203 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5204 maybe_emit_free_warning for BUILT_IN_FREE.
5207 * dwarf2out.c (get_context_die): New function.
5208 (force_decl_die, force_type_die): Use it.
5209 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5210 returns NULL, force generation of DW_TAG_typedef and put that into
5213 PR preprocessor/36649
5214 * c-pch.c (c_common_read_pch): Save and restore
5215 line_table->trace_includes across PCH restore.
5217 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5220 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5222 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5225 * final.c (call_from_call_insn): Handle COND_EXEC.
5227 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5229 * builtins.c (std_gimplify_va_arg_expr): Replace
5230 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5231 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5233 2008-07-30 Joey Ye <joey.ye@intel.com>
5234 H.J. Lu <hongjiu.lu@intel.com>
5236 * builtins.c (expand_builtin_setjmp_receiver): Replace
5237 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5238 (expand_builtin_apply_args_1): Likewise.
5239 (expand_builtin_longjmp): Need DRAP for stack alignment.
5240 (expand_builtin_apply): Likewise.
5242 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5243 instead of assign_stack_local to allow alignment reduction.
5245 * calls.c (emit_call_1): Need DRAP for stack alignment if
5247 (expand_call): Replace virtual_incoming_args_rtx with
5248 crtl->args.internal_arg_pointer.
5249 * stmt.c (expand_nl_goto_receiver): Likewise.
5251 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5252 alignment and store to stack_alignment_estimated and
5253 max_used_stack_slot_alignment.
5254 (expand_one_var): Likewise.
5255 (expand_stack_alignment): New function.
5256 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5257 and stack_alignment_estimated fields in rtl_data. Call
5258 expand_stack_alignment at end.
5260 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5261 (MAX_STACK_ALIGNMENT): Likewise.
5262 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5263 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5265 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5266 stack alignment when generating virtual registers.
5268 * function.c (assign_stack_local): Renamed to ...
5269 (assign_stack_local_1): This. Add a parameter to indicate
5270 if it is OK to reduce alignment.
5271 (assign_stack_local): Use it.
5272 (instantiate_new_reg): Instantiate virtual incoming args rtx
5273 to vDRAP if stack realignment and DRAP is needed.
5274 (assign_parms): Collect parameter/return type alignment and
5275 contribute to stack_alignment_estimated.
5276 (locate_and_pad_parm): Likewise.
5277 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5278 with crtl->args.internal_arg_pointer.
5280 * function.h (rtl_data): Add new field drap_reg,
5281 max_used_stack_slot_alignment, stack_alignment_estimated,
5282 stack_realign_needed, need_drap, stack_realign_processed and
5283 stack_realign_finalized.
5284 (stack_realign_fp): New macro.
5285 (stack_realign_drap): Likewise.
5287 * global.c (compute_regsets): Frame pointer is needed when
5288 stack is realigned. Can eliminate frame pointer when stack is
5289 realigned and dynamic realigned argument pointer isn't used.
5291 * reload1.c (update_eliminables): Frame pointer is needed
5292 when stack is realigned.
5293 (init_elim_table): Can eliminate frame pointer when stack is
5294 realigned and dynamic realigned argument pointer isn't used.
5296 * rtl.h (assign_stack_local_1): Declare new funtion.
5298 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5299 (TARGET_GET_DRAP_RTX): Likewise.
5300 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5301 TARGET_GET_DRAP_RTX.
5303 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5305 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5306 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5308 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5309 H.J. Lu <hongjiu.lu@intel.com>
5311 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5312 vdrap_reg, stack_realign and drap_reg_saved.
5313 (add_cfi): Don't allow redefining CFA when DRAP is used.
5314 (reg_save): Handle stack alignment.
5315 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5316 alignment. Don't generate DWARF information for (set fp sp)
5318 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5320 (int_loc_descriptor): Move prototype forward. Also define if
5321 DWARF2_UNWIND_INFO is true.
5322 (output_cfa_loc): Handle DW_CFA_expression.
5323 (build_cfa_aligned_loc): New.
5324 (based_loc_descr): Update assert for stack realign. For local
5325 variables, use sp+offset when stack is aligned without drap and
5326 fp+offset when stack is aligned with drap. For arguments, use
5327 cfa+offset when drap is used to align stack.
5329 2008-07-30 Joey Ye <joey.ye@intel.com>
5330 H.J. Lu <hongjiu.lu@intel.com>
5332 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5334 (ix86_gen_andsp): New.
5335 (ix86_user_incoming_stack_boundary): Likewise.
5336 (ix86_default_incoming_stack_boundary): Likewise.
5337 (ix86_incoming_stack_boundary): Likewise.
5338 (ix86_can_eliminate): Likewise.
5339 (find_drap_reg): Likewise.
5340 (ix86_update_stack_boundary): Likewise.
5341 (ix86_get_drap_rtx): Likewise.
5342 (ix86_finalize_stack_realign_flags): Likewise.
5343 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5344 (TARGET_GET_DRAP_RTX): Likewise.
5345 (override_options): Overide option value for new options.
5346 (ix86_function_ok_for_sibcall): Remove check for
5347 force_align_arg_pointer.
5348 (ix86_handle_cconv_attribute): Likewise.
5349 (ix86_function_regparm): Likewise.
5350 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5351 (ix86_va_start): Replace virtual_incoming_args_rtx with
5352 crtl->args.internal_arg_pointer.
5353 (ix86_select_alt_pic_regnum): Check DRAP register.
5354 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5355 (ix86_compute_frame_layout): Compute frame layout wrt stack
5357 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5358 (ix86_expand_prologue): Decide if stack realignment is needed
5359 and generate prologue code accordingly.
5360 (ix86_expand_epilogue): Generate epilogue code wrt stack
5361 realignment is really needed or not.
5363 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5364 (ABI_STACK_BOUNDARY): Likewise.
5365 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5366 (STACK_REALIGN_DEFAULT): Likewise.
5367 (INCOMING_STACK_BOUNDARY): Likewise.
5368 (MAX_STACK_ALIGNMENT): Likewise.
5369 (ix86_incoming_stack_boundary): Likewise.
5370 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5371 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5372 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5373 (machine_function): Remove force_align_arg_pointer.
5375 * config/i386/i386.md (BX_REG): New.
5376 (R13_REG): Likewise.
5378 * config/i386/i386.opt (mforce_drap): New.
5379 (mincoming-stack-boundary): Likewise.
5380 (mstackrealign): Add Init(-1).
5382 * config/i386/i386-protos.h (ix86_can_eliminate): New
5384 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5386 * doc/extend.texi: Update force_align_arg_pointer.
5388 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5391 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5392 (INCOMING_STACK_BOUNDARY): Likewise.
5393 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5394 (TARGET_GET_DRAP_RTX): Likewise.
5396 2008-07-30 Andreas Schwab <schwab@suse.de>
5398 PR rtl-optimization/36929
5399 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5400 add_insn_before and fix argument order.
5401 (replace_inc_dec_mem): Handle NULL rtx.
5403 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5405 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5407 (arm_compute_initial_elimination_offset): Use it.
5408 (arm_compute_save_reg_mask): Include static chain save slot when
5409 calculating alignment.
5410 (arm_get_frame_offsets): Ditto.
5411 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5412 that we can use to decrement the stack when the stack decrement
5413 could be too big for an immediate value in a single insn.
5414 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5416 2008-07-30 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/36967
5419 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5420 Release defs of statements we remove.
5422 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5424 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5425 instead of NULL_RTVEC.
5427 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5431 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5434 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5436 * final.c (call_from_call_insn): New.
5437 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5439 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5441 * configure.ac: Substitute ADA_CFLAGS.
5442 * configure: Regenerate.
5443 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5444 * Makefile.in: Remove mention of X_* variables.
5445 * config/pa/x-ada-hpux10: Remove.
5446 * config/pa/x-ada: Remove.
5448 * doc/fragments.texi: Update.
5450 2008-07-30 Olivier Hainque <hainque@adacore.com>
5452 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5453 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5454 __dso_handle explicitly here.
5456 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5459 * c-typeck.c (build_binary_op): Encapsulate code into...
5460 * c-common.c (shorten_binary_op): ...this new function.
5461 (conversion_warning): Use the new function. Handle non-negative
5462 constant in bitwise-and.
5463 * c-common.h (shorten_binary_op): Declare.
5465 2008-07-30 Olivier Hainque <hainque@adacore.com>
5467 * scan.c (make_sstring_space): Add explicit conversions of
5468 allocator's return value.
5469 * fix-header.c (recognized_function): Likewise.
5471 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5473 * doc/cpp.texi: Update to GFDL 1.2.
5474 * doc/gcc.texi: Do not list GPL as Invariant Section.
5475 * doc/gccint.texi: Likewise. Update copyright years.
5476 * doc/install.texi: Update copyright years.
5478 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5481 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5482 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5484 2008-07-29 Jan Hubicka <jh@suse.cz>
5486 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5487 (grokdeclarator): Likewise.
5488 * langhooks.c (lhd_warn_unused_global_decl): Use
5489 DECL_DECLARED_INLINE_P.
5490 * print-tree.c (print_node): Remove DECL_INLINE check.
5492 2008-07-29 Richard Guenther <rguenther@suse.de>
5494 PR tree-optimization/36945
5495 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5497 Record invariant addresses un-decomposed.
5498 (copy_reference_ops_from_call): Record reference call
5499 arguments properly. Simplify.
5500 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5501 helper split out from ...
5502 (create_component_ref_by_pieces): ... here. Simplify.
5503 Prepare for recursive invocation for call arguments.
5504 (create_expression_by_pieces): Adjust call to
5505 create_component_ref_by_pieces.
5506 (compute_avail): Process operand 2 of reference ops.
5508 2008-07-29 Richard Guenther <rguenther@suse.de>
5510 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5512 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5514 * c-format.c (check_format_types): Revert unwanted checkin.
5516 2008-07-29 Jan Hubicka <jh@suse.cz>
5518 * flags.h (flag_really_no_inline): Remove.
5519 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5520 * toplev.c (flag_really_no_inline): Remove.
5521 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5522 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5523 (cgraph_decide_inlining_incrementally): Likewise.
5524 (compute_inline_parameters): Likewise.
5525 * opts.c (decode_options): Simplify.
5526 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5527 * common.opt (finline): Initialize to 1.
5528 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5530 2008-07-29 Jan Hubicka <jh@suse.cz>
5532 * predict.c (always_optimize_for_size_p): New function.
5533 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5534 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5535 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5537 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5538 * function.c (prepare_function_start): Set default profile.
5539 * function.h (rtl_data): Add maybe_hot_insn_p.
5540 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5541 (construct_exit_block): Likewise.
5542 (tree_expand_cfg): Likewise.
5544 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5545 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5546 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5547 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5550 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5553 * c-decl.c (merge_decls): Merge USED flags.
5555 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5557 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5558 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5559 next_stack, lab_false and lab_over trees.
5561 2008-07-28 Richard Guenther <rguenther@suse.de>
5563 PR tree-optimization/36957
5564 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5565 (useless_type_conversion_p): Remove.
5566 (types_compatible_p): Remove.
5567 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5568 (useless_type_conversion_p): Declare.
5569 (types_compatible_p): Declare.
5570 (gimple_expr_type): Return the base type only if it is
5571 trivially convertible to the subtype.
5573 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5575 * configure.ac: Use the m4_do macro to concatenate the warnings into
5576 one string in ACX_PROG_CC_WARNING_OPTS,
5577 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5578 * configure: Regenerate.
5580 2008-07-28 Richard Guenther <rguenther@suse.de>
5582 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5583 (insert_fake_stores): Remove.
5584 (realify_fake_stores): Likewise.
5585 (execute_pre): Remove dead code.
5586 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5587 (find_func_aliases): Deal with it here instead.
5588 Re-enable gcc_unreachable call.
5590 2008-07-28 Richard Guenther <rguenther@suse.de>
5592 Merge from gimple-tuples-branch.
5594 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5595 * gimple.def: New file.
5596 * gsstruct.def: Likewise.
5597 * gimple-iterator.c: Likewise.
5598 * gimple-pretty-print.c: Likewise.
5599 * tree-gimple.c: Removed. Merged into ...
5600 * gimple.c: ... here. New file.
5601 * tree-gimple.h: Removed. Merged into ...
5602 * gimple.h: ... here. New file.
5604 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5605 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5606 --enable-checking=gimple flag.
5607 * config.in: Likewise.
5608 * configure: Regenerated.
5610 * tree-ssa-operands.h: Tuplified.
5611 * tree-vrp.c: Likewise.
5612 * tree-loop-linear.c: Likewise.
5613 * tree-into-ssa.c: Likewise.
5614 * tree-ssa-loop-im.c: Likewise.
5615 * tree-dump.c: Likewise.
5616 * tree-complex.c: Likewise.
5617 * cgraphbuild.c: Likewise.
5618 * tree-ssa-threadupdate.c: Likewise.
5619 * tree-ssa-loop-niter.c: Likewise.
5620 * tree-pretty-print.c: Likewise.
5621 * tracer.c: Likewise.
5622 * gengtype.c: Likewise.
5623 * tree-loop-distribution.c: Likewise.
5624 * tree-ssa-loop-unswitch.c: Likewise.
5625 * cgraph.c: Likewise.
5626 * cgraph.h: Likewise.
5627 * tree-ssa-loop-manip.c: Likewise.
5628 * value-prof.c: Likewise.
5629 * tree-ssa-loop-ch.c: Likewise.
5630 * tree-tailcall.c: Likewise.
5631 * value-prof.h: Likewise.
5634 * tree-pass.h: Likewise.
5635 * ipa-cp.c: Likewise.
5636 * tree-scalar-evolution.c: Likewise.
5637 * tree-scalar-evolution.h: Likewise.
5638 * target.h: Likewise.
5639 * lambda-mat.c: Likewise.
5640 * tree-phinodes.c: Likewise.
5641 * diagnostic.h: Likewise.
5642 * builtins.c: Likewise.
5643 * tree-ssa-alias-warnings.c: Likewise.
5644 * cfghooks.c: Likewise.
5645 * fold-const.c: Likewise.
5646 * cfghooks.h: Likewise.
5647 * omp-low.c: Likewise.
5648 * tree-ssa-dse.c: Likewise.
5649 * ipa-reference.c: Likewise.
5650 * tree-ssa-uncprop.c: Likewise.
5651 * toplev.c: Likewise.
5652 * tree-gimple.c: Likewise.
5653 * tree-gimple.h: Likewise.
5654 * tree-chrec.c: Likewise.
5655 * tree-chrec.h: Likewise.
5656 * tree-ssa-sccvn.c: Likewise.
5657 * tree-ssa-sccvn.h: Likewise.
5658 * cgraphunit.c: Likewise.
5659 * tree-ssa-copyrename.c: Likewise.
5660 * tree-ssa-ccp.c: Likewise.
5661 * tree-ssa-loop-ivopts.c: Likewise.
5662 * tree-nomudflap.c: Likewise.
5663 * tree-call-cdce.c: Likewise.
5664 * ipa-pure-const.c: Likewise.
5665 * c-format.c: Likewise.
5666 * tree-stdarg.c: Likewise.
5667 * tree-ssa-math-opts.c: Likewise.
5668 * tree-ssa-dom.c: Likewise.
5669 * tree-nrv.c: Likewise.
5670 * tree-ssa-propagate.c: Likewise.
5671 * ipa-utils.c: Likewise.
5672 * tree-ssa-propagate.h: Likewise.
5673 * tree-ssa-alias.c: Likewise.
5674 * gimple-low.c: Likewise.
5675 * tree-ssa-sink.c: Likewise.
5676 * ipa-inline.c: Likewise.
5677 * c-semantics.c: Likewise.
5678 * dwarf2out.c: Likewise.
5680 * tree-ssa-loop-ivcanon.c: Likewise.
5681 * predict.c: Likewise.
5682 * tree-ssa-loop.c: Likewise.
5683 * tree-parloops.c: Likewise.
5684 * tree-ssa-address.c: Likewise.
5685 * tree-ssa-ifcombine.c: Likewise.
5686 * matrix-reorg.c: Likewise.
5687 * c-decl.c: Likewise.
5688 * tree-eh.c: Likewise.
5689 * c-pretty-print.c: Likewise.
5690 * lambda-trans.c: Likewise.
5691 * function.c: Likewise.
5692 * langhooks.c: Likewise.
5693 * ebitmap.h: Likewise.
5694 * tree-vectorizer.c: Likewise.
5695 * function.h: Likewise.
5696 * langhooks.h: Likewise.
5697 * tree-vectorizer.h: Likewise.
5698 * ipa-type-escape.c: Likewise.
5699 * ipa-type-escape.h: Likewise.
5700 * domwalk.c: Likewise.
5701 * tree-if-conv.c: Likewise.
5702 * profile.c: Likewise.
5703 * domwalk.h: Likewise.
5704 * tree-data-ref.c: Likewise.
5705 * tree-data-ref.h: Likewise.
5706 * tree-flow-inline.h: Likewise.
5707 * tree-affine.c: Likewise.
5708 * tree-vect-analyze.c: Likewise.
5709 * c-typeck.c: Likewise.
5710 * gimplify.c: Likewise.
5711 * coretypes.h: Likewise.
5712 * tree-ssa-phiopt.c: Likewise.
5713 * calls.c: Likewise.
5714 * tree-ssa-coalesce.c: Likewise.
5715 * tree.def: Likewise.
5716 * tree-dfa.c: Likewise.
5717 * except.c: Likewise.
5718 * except.h: Likewise.
5719 * cfgexpand.c: Likewise.
5720 * tree-cfgcleanup.c: Likewise.
5721 * tree-ssa-pre.c: Likewise.
5722 * tree-ssa-live.c: Likewise.
5723 * tree-sra.c: Likewise.
5724 * tree-ssa-live.h: Likewise.
5725 * tree-predcom.c: Likewise.
5726 * lambda.h: Likewise.
5727 * tree-mudflap.c: Likewise.
5728 * ipa-prop.c: Likewise.
5729 * print-tree.c: Likewise.
5730 * tree-ssa-copy.c: Likewise.
5731 * ipa-prop.h: Likewise.
5732 * tree-ssa-forwprop.c: Likewise.
5733 * ggc-page.c: Likewise.
5734 * c-omp.c: Likewise.
5735 * tree-ssa-dce.c: Likewise.
5736 * tree-vect-patterns.c: Likewise.
5737 * tree-ssa-ter.c: Likewise.
5738 * tree-nested.c: Likewise.
5739 * tree-ssa.c: Likewise.
5740 * lambda-code.c: Likewise.
5741 * tree-ssa-loop-prefetch.c: Likewise.
5742 * tree-inline.c: Likewise.
5743 * tree-inline.h: Likewise.
5744 * tree-iterator.c: Likewise.
5745 * tree-optimize.c: Likewise.
5746 * tree-ssa-phiprop.c: Likewise.
5747 * tree-vect-transform.c: Likewise.
5748 * tree-object-size.c: Likewise.
5749 * tree-outof-ssa.c: Likewise.
5750 * cfgloop.c: Likewise.
5751 * system.h: Likewise.
5752 * tree-profile.c: Likewise.
5753 * cfgloop.h: Likewise.
5754 * c-gimplify.c: Likewise.
5755 * c-common.c: Likewise.
5756 * tree-vect-generic.c: Likewise.
5757 * tree-flow.h: Likewise.
5758 * c-common.h: Likewise.
5759 * basic-block.h: Likewise.
5760 * tree-ssa-structalias.c: Likewise.
5761 * tree-switch-conversion.c: Likewise.
5762 * tree-ssa-structalias.h: Likewise.
5763 * tree-cfg.c: Likewise.
5764 * passes.c: Likewise.
5765 * ipa-struct-reorg.c: Likewise.
5766 * ipa-struct-reorg.h: Likewise.
5767 * tree-ssa-reassoc.c: Likewise.
5768 * cfgrtl.c: Likewise.
5769 * varpool.c: Likewise.
5771 * tree-ssanames.c: Likewise.
5772 * tree-ssa-threadedge.c: Likewise.
5773 * langhooks-def.h: Likewise.
5774 * tree-ssa-operands.c: Likewise.
5775 * config/alpha/alpha.c: Likewise.
5776 * config/frv/frv.c: Likewise.
5777 * config/s390/s390.c: Likewise.
5778 * config/m32c/m32c.c: Likewise.
5779 * config/m32c/m32c-protos.h: Likewise.
5780 * config/spu/spu.c: Likewise.
5781 * config/sparc/sparc.c: Likewise.
5782 * config/i386/i386.c: Likewise.
5783 * config/sh/sh.c: Likewise.
5784 * config/xtensa/xtensa.c: Likewise.
5785 * config/stormy16/stormy16.c: Likewise.
5786 * config/ia64/ia64.c: Likewise.
5787 * config/rs6000/rs6000.c: Likewise.
5788 * config/pa/pa.c: Likewise.
5789 * config/mips/mips.c: Likewise.
5791 2008-07-28 Simon Baldwin <simonb@google.com>
5793 * c-pragma.c (handle_pragma_message): New function.
5794 (init_pragma): Register handle_pragma_message.
5795 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5798 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5800 PR tree-optimization/35252
5801 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5802 REALPART_EXPR to be considered as same load operation.
5804 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5806 PR tree-optimization/36830
5807 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5808 (expressions_equal_p): Return false if only one operand is null.
5810 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5812 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5813 version requirements.
5815 2008-07-26 Olivier Hainque <hainque@adacore.com>
5817 * collect2.c (symkind): New enum. Symbol kinds we care about.
5818 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5819 code and head comment accordingly.
5820 (scan_prog_file): Use symkind names instead of bare integers.
5822 2008-07-25 Jan Hubicka <jh@suse.cz>
5824 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5826 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5827 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5828 * dojump.c (clear_pending_stack_adjust): Likewise.
5829 * print-tree.c (print_node): Ignore DECL_INLINE.
5830 * tree-inline.c (inlinable_function_p): Likewise.
5832 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5834 * doc/extend.texi (hot attribute): Document that the hot attribute
5835 turns on -O3 for some ports.
5836 (cold attribute): Document that the cold attribute turns on -Os
5839 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5840 reflect function specific option support.
5842 * target.h (struct target_option_hooks): Add fields to say whether
5843 the cold attribute implies -Os and the hot attribute implies -O3.
5845 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5846 By default, do not turn on -Os for cold functions.
5847 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5848 not turn on -O3 for hot functions.
5850 * c-common.c (handle_hot_attribute): Use target hook to determine
5851 if hot functions should enable -O3.
5852 (handle_cold_attribute): Use target hook to determine if cold
5853 functions should enable -Os.
5855 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5856 (override_options): Move disable scheduling to
5857 optimization_options.
5858 (optimization_options): Disable scheduling here, not
5860 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5861 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5863 * config/ia64/ia64.c (ia64_override_options): Move setting
5864 scheduling flags to ia64_optimization_options.
5865 (ia64_optimization_options): Disable scheduling options here, and
5866 not in ia64_override_options.
5867 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5868 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5870 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5873 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5875 2008-07-25 Martin Jambor <mjambor@suse.cz>
5877 PR tree-optimization/36926
5878 * ipa-prop.c (ipa_analyze_call_uses): Call
5879 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5881 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5883 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5884 movv2si_internal): Add mem = reg alternative.
5886 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5889 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5890 DEFAULT_PCC_STRUCT_RETURN to 127.
5892 2008-07-24 Jan Hubicka <jh@suse.cz>
5894 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5895 (build_cgraph_edges): Likewise.
5896 * cgraph.c (cgraph_node): Do not update assembler hash.
5897 (cgraph_remove_node): Drop non-unit-at-a-time code.
5898 * tree-pass.h (pass_O0_always_inline): Remove.
5899 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5900 * toplev.c (process_options): Flag unit-at-a-time does not imply
5902 * cgraphunit.c: Update comments.
5903 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5904 (cgraph_assemble_pending_functions): Remove.
5905 (cgraph_reset_node): Drop non-unit-at-a-time code.
5906 (cgraph_finalize_function): Likewise.
5907 (cgraph_analyze_function): Likewise.
5908 (cgraph_finalize_compilation_unit): Likewise.
5909 (cgraph_expand_function): Likewise.
5910 (cgraph_optimize): Likesise.
5911 (save_inline_function_body): Likewise.
5912 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5913 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5914 * ipa-inline.c: Update comments.
5915 (enum inlining_mode): remove INLINE_SPEED.
5916 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5917 (cgraph_mark_inline_edge): Likewise.
5918 (try_inline): Likewise.
5919 (cgraph_decide_inlining_incrementally): Likewise.
5920 (cgraph_gate_inlining): Remove.
5921 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5922 (cgraph_gate_early_inlining): Likewise.
5923 (gate_inline_passes): Remove.
5924 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5925 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5926 pass_O0_always_inline): Remove.
5927 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5928 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5929 * opts.c (no_unit_at_a_time_default): Remove.
5930 (decode_options): Remove flag_unit_at_a_time reset and warning.
5931 * opts.h (no_unit_at_a_time_default): Remove.
5932 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5933 early in GNU dialect.
5934 (merge_decls): Update comment; drop unit-at-a-time check.
5935 (finish_decl): Likewise.
5936 (grok_declaration): Remove flag_inline_trees code.
5937 (finish_functions): Return on function returning non-void on all
5939 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5940 * cfgexpand.c (expand_one_static_var): Remove.
5941 (expand_one_var): Remove expand_one_static_var call.
5942 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5943 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5944 and flag_unit_at_a-time compatibility checks.
5945 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5946 * tree-inline.c (flag_inline_trees): Remove.
5947 (inlinable_function_p): Don't check it.
5948 (expand_call_inline): Remove non-unit-at-a-time code.
5949 * tree-inline.h (flag_inline_trees): Remove.
5950 * tree-optimize.c (execute_early_local_optimizations): Remove
5951 unit-at-a-time checks.
5952 (tree_rest_of_compilation): Likewise.
5953 * combine.c (setup_incoming_promotions): Likewise.
5954 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5955 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5956 * passes.c (pass_inline_parameters): Update comments; remove
5957 O0_alwaysinline pass.
5958 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5959 (execute_one_pass): Likewise.
5960 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5961 (ix86_function_sseregparm): Likewise.
5962 * arm.c (arm_function_in_section_p): Likewise.
5963 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5964 * varpool.c: Update comments.
5965 (decide_is_variable_needed): Remove unit-at-a-time checks.
5966 (varpool_finalize_decl): Likewise.
5968 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5970 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5972 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5974 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5976 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5977 imp symbol extension.
5979 2008-07-23 Ian Lance Taylor <iant@google.com>
5981 * tree-vrp.c (infer_value_range): Ignore asm statements when
5982 looking for memory accesses for -fdelete-null-pointer-checks.
5984 2008-07-24 Ben Elliston <bje@au.ibm.com>
5986 * config/spu/spu-c.c (__vector_keyword): New variable.
5987 (vector_keyword): Likewise.
5988 (spu_categorize_keyword): New function.
5989 (spu_macro_to_expand): Likewise.
5990 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5991 compiling an ISO C dialect.
5993 2008-07-24 Ben Elliston <bje@au.ibm.com>
5995 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5998 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6000 * configure: Regenerate.
6001 * configure.ac: Require texinfo 4.7.
6002 * doc/install.texi: Document texinfo 4.7 requirement.
6004 2008-07-23 Martin Jambor <mjambor@suse.cz>
6006 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6007 rather than for DECL_SAVED_TREE.
6008 * ipa-prop.c: Include diagnostic.h.
6009 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6011 (ipa_detect_param_modifications): Function rewritten from scratch.
6012 (ipa_compute_jump_functions): Changed accesses to modification flags.
6013 (ipa_free_node_params_substructures): Update flags destruction.
6014 (ipa_node_duplication_hook): Update flags duplication.
6015 (ipa_print_all_params_modified): Updated flag access.
6016 * ipa-prop.h (struct ipa_param_flags): New structure.
6017 (struct ipa_node_params): New field modification_analysis_done,
6018 modified_flags changed into param_flags.
6019 (ipa_is_ith_param_modified): Changed to use new flags.
6020 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6022 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6023 ipa-cp.c and split into two functions.
6024 (ipa_print_node_jump_functions): New function.
6025 (compute_scalar_jump_functions): New function.
6026 (type_like_member_ptr_p): New function.
6027 (compute_pass_through_member_ptrs): New function.
6028 (fill_member_ptr_cst_jump_function): New function.
6029 (determine_cst_member_ptr): New function.
6030 (compute_cst_member_ptr_arguments): New function.
6031 (ipa_compute_jump_functions): Complete rewrite.
6032 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6033 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6034 (struct ipa_member_ptr_cst): New structure.
6035 (union jump_func_value): New field member_cst.
6036 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6037 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6038 jump function types.
6039 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6040 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6041 instead of ipcp_print_all_jump_functions.
6042 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6043 only for replacable scalars.
6045 * doc/invoke.texi (Optimize options): Add description of
6046 -findirect-inlining.
6047 * common.opt (flag_indirect_inlining): New flag.
6048 * opts.c (decode_options): Set flag_indirect_inlining when
6051 * ipa-inline.c: Include ipa-prop.h.
6052 (inline_indirect_intraprocedural_analysis): New function.
6053 (inline_generate_summary): Allocate parameter and argument info
6054 structures, call inline_indirect_intraprocedural_analysis on each
6055 node when doing indirect inlining and deallocate indirect inlining
6056 data structures in the end.
6057 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6058 (free_all_ipa_structures_after_iinln): New function.
6059 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6061 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6063 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6064 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6065 of computing the frequency separately.
6066 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6067 of computing the frequency separately.
6068 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6069 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6070 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6071 (ipa_get_stmt_member_ptr_load_param): New function.
6072 (ipa_is_ssa_with_stmt_def): New function.
6073 (ipa_note_param_call): New function.
6074 (ipa_analyze_call_uses): New function.
6075 (ipa_analyze_stmt_uses): New function.
6076 (ipa_analyze_params_uses): New function.
6077 (ipa_free_node_params_substructures): Also free the param_calls linked
6079 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6080 (ipa_print_node_param_flags): New function.
6081 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6082 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6083 * ipa-prop.h (struct ipa_param_flags): New field called.
6084 (struct ipa_param_call_note): New structure.
6085 (struct ipa_node_params): New fields param_calls and
6087 (ipa_is_ith_param_called): New function.
6088 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6089 ipa_analyze_params_uses and dump parameter flags.
6091 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6092 ipa_propagate_indirect_call_infos if performing indirect inlining,
6093 pass a new parameter new_edges to it.
6094 (add_new_edges_to_heap): New fucntion.
6095 (cgraph_decide_inlining_of_small_functions): New vector
6096 new_indirect_edges for newly found indirect edges , call
6097 ipa_propagate_indirect_call_infos after inlining.
6098 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6099 inlining if performing indirect inlining. Call
6100 free_all_ipa_structures_after_iinln when doing so too.
6101 (inline_generate_summary): Do not call
6102 free_all_ipa_structures_after_iinln here.
6103 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6104 (print_edge_addition_message): New function.
6105 (update_call_notes_after_inlining): New function.
6106 (propagate_info_to_inlined_callees): New function.
6107 (ipa_propagate_indirect_call_infos): New function.
6108 * ipa-prop.h: Include cgraph.h
6109 (struct ipa_param_call_note): Fields reordered, new field processed.
6110 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6112 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6113 rediscovered call statements.
6114 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6115 (dump_cgraph_node): Dump also the indirect_call flag.
6116 (cgraph_clone_edge): Copy also the indirect_call flag.
6117 * tree-inline.c (copy_bb): Do not check for fndecls from call
6118 expressions, check for edge availability when moving clones.
6119 (get_indirect_callee_fndecl): New function.
6120 (expand_call_inline): If callee declaration is not apprent from
6121 the statement, try calling get_indirect_callee_fndecl. Do not
6122 issue warnings or call sorry when not inlinings an indirect edge.
6123 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6125 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6126 bit more frandly to matching.
6127 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6128 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6129 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6131 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6134 * opth-gen.awk: Suppress function specific features when building
6136 * optc-gen.awk: Ditto.
6138 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6141 * diagnostic.c (pedwarn): Add opt parameter.
6143 * c-tree.h (pedwarn_init): Add opt parameter.
6144 (pedwarn_c90): Likewise.
6145 (pedwarn_c99): Likewise.
6146 * c-errors.c (pedwarn_c99): Likewise.
6147 (pedwarn_c90): Likewise.
6148 * toplev.h (pedwarn): Update declaration.
6149 (pedwarn0): Declare.
6150 * c-lex.c: All calls to pedwarn changed.
6151 * builtins.c: All calls to pedwarn changed.
6152 * toplev.c: All calls to pedwarn changed.
6153 * c-decl.c: All calls to pedwarn changed.
6154 * c-typeck.c: All calls to pedwarn changed.
6155 * c-common.c: All calls to pedwarn changed.
6156 * c-parser.c: All calls to pedwarn changed.
6158 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6159 Karthik Kumar <karthikkumar@gmail.com>
6161 * attribs.c (file scope): Include c-common.h.
6162 (decl_attributes): Add support for #pragma GCC optimize and
6165 * targhooks.c (default_can_inline_p): New function that is the
6166 default for the TARGET_CAN_INLINE_P target hook.
6168 * targhooks.h (default_can_inline_p): Add declaration.
6170 * tree.c (cl_optimization_node): New static tree for building
6171 OPTIMIZATION_NODE tree.
6172 (cl_target_option_node): New static tree for building
6173 TARGET_OPTION_NODE tree.
6174 (cl_option_hash_table): New hash table for hashing
6175 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6176 (cl_option_hash_hash): New function to provide the hash value for
6177 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6178 (cl_option_hash_eq): New function to provide an equality test for
6179 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6180 (tree_code_size): Add support for OPTIMIZATION_NODE and
6181 TARGET_OPTION_NODE trees.
6182 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6183 TARGET_OPTION_NODE trees.
6184 (build_optimization_node): Build a tree that has all of the
6185 current optimization options.
6186 (build_target_option_node): Build a tree that has the target
6187 options that might be changed on a per function basis.
6189 * tree.h (file scope): Include options.h.
6190 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6191 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6192 (TREE_OPTIMIZATION): Ditto.
6193 (TREE_TARGET_SPECIFIC): Ditto.
6194 (struct tree_function_decl): Add fields for remembering the
6195 current optimization options and target specific options.
6196 (struct tree_optimization_option): New tree variant that remembers
6197 the optimization options.
6198 (struct tree_target_option): New tree variant that remembers the
6199 target specific flags that might change for compiling a particular
6201 (union tree_node): Include tree_optimization_option and
6202 tree_target_option fields.
6203 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6204 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6205 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6206 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6207 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6208 optimization and target options.
6209 (optimization_default_node): New macro to refer to global_trees
6211 (optimization_current_node): Ditto.
6212 (optimization_cold_node): Ditto.
6213 (optimization_hot_node): Ditto.
6214 (target_option_default_node): Ditto.
6215 (target_option_current_node): Ditto.
6216 (current_option_pragma): Ditto.
6217 (current_optimize_pragma): Ditto.
6219 * target.h (struct gcc_target): Add valid_option_attribute_p,
6220 target_option_save, target_option_restore, target_option_print,
6221 target_option_pragma_parse, and can_inline_p hooks.
6223 * toplev.h (parse_optimize_options): Add declaration.
6224 (fast_math_flags_struct_set_p): Ditto.
6226 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6227 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6230 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6231 tree_can_inline_p hook to see if one function can inline another.
6232 (cgraph_decide_inlining): Ditto.
6233 (cgraph_decide_inlining_incrementally): Ditto.
6235 * opts.c (decode_options): Add support for running multiple times
6236 to allow functions with different target or optimization options
6237 than was specified on the command line.
6238 (fast_math_flags_struct_set_p): New function that is similar to
6239 fast_math_flags_set_p, except it uses the values in the
6240 cl_optimization structure instead of global variables.
6242 * optc-gen.awk: Add support for TargetSave to allow a back end to
6243 declare new fields that need to be saved when using function
6244 specific options. Include flags.h and target.h in the options.c
6245 source. Add support for Save to indicate which options can be set
6246 for individual functions. Generate cl_optimize_save,
6247 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6248 cl_target_option_restore, cl_target_option_print functions to
6249 allow functions to use different optimization or target options.
6251 * opt-functions.awk (var_type_struct): Return the type used for
6252 storing the field in a structure.
6254 * opth-gen.awk: Add support for TargetSave to allow a back end to
6255 declare new fields that need to be saved when using function
6256 specific options. Add support for Save to indicate which options
6257 can be set for individual functions. Only generate one extern for
6258 Mask fields. Generate cl_optimization and cl_target_option
6259 structures to remember optimization and target options.
6261 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6262 collecting new tree nodes.
6263 (TS_TARGET_OPTION): Ditto.
6265 * c-decl.c (merge_decls): Merge function specific target and
6266 optimization options.
6268 * function.c (invoke_set_current_function_hook): If the function
6269 uses different optimization options, change the global variables
6272 * coretypes.h (struct cl_optimization): Add forward reference.
6273 (struct cl_target_option): Ditto.
6275 * c-pragma.c (option_stack): New static vector to remember the
6276 current #pragma GCC option stack.
6277 (handle_pragma_option): New function to support #pragma GCC option
6278 to change target options.
6279 (optimize_stack): New static vector to remember the current
6280 #pragma GCC optimize stack.
6281 (handle_pragma_optimize): New function to support #pragma GCC
6282 optimize to change optimization options.
6283 (init_pragma): Add support for #pragma GCC optimize and #pragma
6286 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6287 optimization options.
6288 (TARGET_OPTION_NODE): New tree code for remembering certain target
6291 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6292 TARGET_OPTION_NODE trees.
6294 * common.opt (-O): Add Optimization flag.
6296 (-fmath-errno): Ditto.
6297 (-falign-functions): Add UInteger flag to make sure flag gets full
6298 int in cl_optimization structure.
6299 (-falign-jumps): Ditto.
6300 (-falign-labels): Ditto.
6301 (-falign-loops): Ditto.
6302 (-fsched-stalled-insns): Ditto.
6303 (-fsched-stalled-insns-dep): Ditto.
6305 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6307 (TARGET_OPTION_SAVE): Ditto.
6308 (TARGET_OPTION_RESTORE): Ditto.
6309 (TARGET_OPTION_PRINT): Ditto.
6310 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6311 (TARGET_CAN_INLINE_P): Ditto.
6312 (TARGET_INITIALIZER): Add new hooks.
6314 * tree-inline.c (tree_can_inline_p): New function to determine
6315 whether one function can inline another. Check if the functions
6316 use compatible optimization options, and also call the backend
6319 * tree-inline.h (tree_can_inline_p): Add declaration.
6321 * c-common.c (c_common_attribute): Add support for option and
6322 optimize attributes.
6323 (handle_option_attribute): Add support for the option attribute to
6324 allow the user to specify different target options for compiling a
6326 (handle_optimize_attribute): Add support for the optimize
6327 attribute to allow the user to specify different optimization
6328 options for compiling a specific function.
6329 (handle_hot_attribute): Turn on -O3 optimization for this one
6330 function if it isn't the default optimization level.
6331 (handle_cold_attribute): Turn on -Os optimization for this one
6332 function if it insn't the default optimization.
6333 (const_char_p): New const char * typedef.
6334 (optimize_args): New static vector to remember the optimization
6336 (parse_optimize_options): New function to set up the optimization
6337 arguments from either the optimize attribute or #pragma GCC optimize.
6339 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6340 (builtin_define_std): Ditto.
6342 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6343 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6344 (x86_64-*-*): Ditto.
6346 * Makefile.in (TREE_H): Add options.h.
6347 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6349 * doc/extend.texi (option attribute): Document new attribute.
6350 (optimize attribute): Ditto.
6351 (hot attribute): Document hot attribute sets -O3.
6352 (cold attribute): Document cold attribute sets -Os.
6353 (#pragma GCC option): Document new pragma.
6354 (#pragma GCC optimize): Ditto.
6356 * doc/options.texi (TargetSave): Document TargetSave syntax.
6357 (UInteger): Document UInteger must be used for certain flags.
6358 (Save): Document Save option to create target specific options
6359 that can be saved/restored on a function specific context.
6361 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6362 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6364 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6365 (TARGET_OPTION_SAVE): Ditto.
6366 (TARGET_OPTION_RESTORE): Ditto.
6367 (TARGET_OPTION_PRINT): Ditto.
6368 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6369 (TARGET_CAN_INLINE_P): Ditto.
6371 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6373 (-mfpmath=both): Ditto.
6375 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6376 Karthik Kumar <karthikkumar@gmail.com>
6378 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6379 (TARGET_POPCNT): Ditto.
6380 (TARGET_SAHF): Ditto.
6381 (TARGET_AES): Ditto.
6382 (TARGET_PCLMUL): Ditto.
6383 (TARGET_CMPXCHG16B): Ditto.
6384 (TARGET_RECIP): Move switch into target_flags.
6385 (TARGET_FUSED_MADD): Ditto.
6386 (ix86_arch_features): Make an unsigned char type.
6387 (ix86_tune_features): Ditto.
6388 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6389 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6390 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6392 * config/i386/i386.opt (arch): New TargetSave field to define
6393 fields that need to be saved for function specific option support.
6396 (branch_cost): Ditto.
6397 (ix86_isa_flags_explicit): Ditto.
6398 (tune_defaulted): Ditto.
6399 (arch_specified): Ditto.
6400 (-m128-long-double): Add Save flag to save option for target
6401 specific option support.
6403 (-maccumulate-outgoing-args): Ditto.
6404 (-malign-double): Ditto.
6405 (-malign-stringops): Ditto.
6406 (-mfancy-math-387): Ditto.
6407 (-mhard-float): Ditto.
6409 (-minline-all-stringops): Ditto.
6410 (-minline-stringops-dynamically): Ditto.
6411 (-mms-bitfields): Ditto.
6412 (-mno-align-stringops): Ditto.
6413 (-mno-fancy-math-387): Ditto.
6414 (-mno-push-args): Ditto.
6415 (-mno-red-zone): Ditto.
6416 (-mpush-args): Ditto.
6417 (-mred-zone): Ditto.
6419 (-msseregparm): Ditto.
6420 (-mstack-arg-probe): Ditto.
6435 (-mrecip): Move flag into target_flags.
6437 (-mno-fused-madd): Ditto.
6438 (-mfused-madd): Ditto.
6439 (-mabm): Move flag into ix86_isa_flags.
6446 * config/i386/i386-c.c: New file for #pragma support.
6447 (ix86_target_macros_internal): New function to #define or #undef
6448 target macros based when the user uses the #pragma GCC option to
6449 change target options.
6450 (ix86_pragma_option_parse): New function to add #pragma GCC option
6452 (ix86_target_macros): Move defining the target macros here from
6453 TARGET_CPU_CPP_BUILTINS in i386.h.
6454 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6455 defined, initialize any subtarget #pragmas.
6457 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6458 REGISTER_TARGET_PRAGMAS.
6460 * config/i386/t-i386: New file for x86 dependencies.
6461 (i386.o): Make dependencies mirror the include files used.
6462 (i386-c.o): New file, add dependencies.
6464 * config/i386/i386-protos.h (override_options): Add bool argument.
6465 (ix86_valid_option_attribute_tree): Add declaration.
6466 (ix86_target_macros): Ditto.
6467 (ix86_register_macros): Ditto.
6469 * config/i386/i386.c (ix86_tune_features): Move initialization of
6470 the target masks to initial_ix86_tune_features to allow functions
6471 to have different target options. Make type unsigned char,
6472 instead of unsigned int.
6473 (initial_ix86_tune_features): New static vector to hold processor
6474 masks for the tune variables.
6475 (ix86_arch_features): Move initialization of the target masks to
6476 initial_ix86_arch_features to allow functions to have different
6477 target options. Make type unsigned char, instead of unsigned int.
6478 (initial_ix86_arch_features): New static vector to hold processor
6479 masks for the arch variables.
6480 (enum ix86_function_specific_strings): New enum to describe the
6481 string options used for attribute((option(...))).
6482 (ix86_target_string): New function to return a string that
6483 describes the target options.
6484 (ix86_debug_options): New function to print the current options in
6486 (ix86_function_specific_save): New function hook to save the
6487 function specific global variables in the cl_target_option structure.
6488 (ix86_function_specific_restore): New function hook to restore the
6489 function specific variables from the cl_target_option structure to
6490 the global variables.
6491 (ix86_function_specific_print): New function hook to print the
6492 target specific options in the cl_target_option structure.
6493 (ix86_valid_option_attribute_p): New function hook to validate
6494 attribute((option(...))) arguments.
6495 (ix86_valid_option_attribute_tree): New function that is common
6496 code between attribute((option(...))) and #pragma GCC option
6497 support that parses the options and returns a tree holding the options.
6498 (ix86_valid_option_attribute_inner_p): New helper function for
6499 ix86_valid_option_attribute_tree.
6500 (ix86_can_inline_p): New function hook to decide if one function
6501 can inline another on a target specific basis.
6502 (ix86_set_current_function); New function hook to switch target
6503 options if the user used attribute((option(...))) or #pragma GCC
6505 (ix86_tune_defaulted): Move to static file scope from
6507 (ix86_arch_specified): Ditto.
6508 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6510 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6511 (OPTION_MASK_ISA_ABM_SET): Ditto.
6512 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6513 (OPTION_MASK_ISA_CX16_SET): Ditto.
6514 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6515 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6516 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6517 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6518 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6519 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6520 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6521 (struct ptt): Move to static file scope from override_options.
6522 (processor_target_table): Ditto.
6524 (ix86_handle_option): Add support for options that are now isa options.
6525 (override_options): Add support for declaring functions that
6526 support different target options than were specified on the
6527 command line. Move struct ptt, processor_target_table, cpu_names,
6528 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6529 Add bool argument. Fix up error messages so the appropriate error
6530 is given for either command line or attribute.
6531 (ix86_previous_fndecl): New static to remember previous function
6532 declaration to see if we need to change target options.
6533 (ix86_builtins_isa): New array to record the ISA of each builtin
6535 (def_builtin): Always create the builtin function, even if the
6536 current ISA doesn't support it.
6537 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6538 tests for those builtins.
6539 (ix86_init_builtins): Remove TARGET_MMX test for calling
6540 ix86_init_mmx_sse_builtins.
6541 (ix86_expand_builtin): If the current ISA doesn't support a given
6542 builtin, signal an error.
6543 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6544 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6545 (TARGET_OPTION_SAVE): Ditto.
6546 (TARGET_OPTION_RESTORE): Ditto.
6547 (TARGET_OPTION_PRINT): Ditto.
6548 (TARGET_CAN_INLINE_P): Ditto.
6550 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6552 * c-typeck.c (build_external_ref): Don't call assemble_external.
6553 * final.c (output_operand): Call assemble_external.
6555 2008-07-21 DJ Delorie <dj@redhat.com>
6557 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6558 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6560 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6562 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6563 original insn and splitter contents into ...
6564 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6565 flag_unsafe_math_optimizations. Add dummy scratch register.
6566 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6567 !flag_unsafe_math_optimizations. Returns number with next
6568 highest magnitude if this is still less or equal to the true
6569 quotient in magnitude.
6571 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6573 * Makefile.in: Replace toplev.h with TOPLEV_H.
6574 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6575 * c-lex.c (fe_file_change): Don't set in_system_header.
6576 * c-parser.c (c_token): Remove in_system_header.
6577 (c_lex_one_token): Don't set in_system_header.
6578 (c_parser_set_source_position_from_token): Don't set in_system_header.
6579 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6582 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6583 * flags.h (in_system_header): Remove.
6584 * function.c (saved_in_system_header): Remove.
6585 (push_cfun): Don't set in_system_header.
6586 (pop_cfun): Don't set in_system_header.
6587 (push_struct_function): Don't set in_system_header.
6588 * input.h (expanded_location): Add sysp.
6589 (in_system_header_at): New.
6590 (in_system_header): New.
6591 * toplev.c (in_system_header): Remove.
6592 * toplev.h: Include input.h
6594 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6595 * tree-ssa.c (warn_uninit): Call warning_at.
6596 (warn_uninitialized_var): Update calls to warn_uninit.
6597 (warn_uninitialized_phi): Update calls to warn_uninit.
6598 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6599 (expand_location): Initialize xloc.sysp.
6600 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6601 (tree_decl_with_vis): Remove in_system_header_flag.
6603 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6606 * recog.c (asm_operand_ok): Change the order of the extra
6607 memory constraint checks.
6609 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6612 * tree-switch-conversion.c (build_one_array): Call
6613 varpool_mark_needed_node and varpool_finalize_decl
6614 instead of assemble_variable.
6616 2008-07-19 Jan Hubicka <jh@suse.cz>
6618 * cgraph.c (cgraph_add_new_function): Do early local passes.
6619 * tree-nrv.c (gate_pass_return_slot): New gate.
6620 (pass_nrv): Add the gate.
6621 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6623 (coalesce_ssa_name): Coalesce SSA names.
6624 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6625 not optimizing so unused user vars remains visible.
6626 * common.opt (flag_tree_ter): Always enable by default.
6627 * tree-ssa-ter.c: Include flags.h
6628 (is_replaceable_p): Check that locations match; when aliasing is missing
6629 be conservative about loads.
6630 * tree-optimize.c (gate_init_datastructures): Remove.
6631 (pass_init_datastructures): New.
6632 * passes.c: Reorder passes so we always go into SSA.
6634 2008-07-19 Jan Hubicka <jh@suse.cz>
6636 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6637 * doc/invoke.texi (--combine): Likewise.
6638 (-finline-functions-called-once): Update levels when enabled.
6639 (-funit-at-a-time): Document new behaviour.
6640 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6641 -fno-section-anchors when disabled explicitly.
6642 (inline params): They are not ignored now.
6643 (precompiled headers): Remove unit-at-a-time as being incompatible.
6644 * opts.c (decode_options): Handle unit-at-a-time as alias;
6645 imply -fno-section-anchors when toplevel reorder is disabled
6647 * common.opt (ftoplevel-reorder): Set default value to 2.
6648 (funit-at-a-time): Set default value to 1.
6649 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6652 2008-07-19 Jan Hubicka <jh@suse.cz>
6654 * builtins.c (expand_builtin_int_roundingfn,
6655 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6658 2008-07-19 Richard Guenther <rguenther@suse.de>
6661 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6662 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6663 * tree-ssa-pre.c (get_expr_value_id): For newly created
6664 constant value-ids make sure to add the expression to its
6667 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6670 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6671 return value of the builtin is ignored.
6673 2008-07-19 Olivier Hainque <hainque@adacore.com>
6675 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6676 bits, a C conformant malloc implementation has to provide.
6677 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6679 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6683 * reload.c (find_reloads_subreg_address): Only reload address if
6684 reloaded == 0, not for reloaded != 1.
6687 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6688 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6689 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6690 m32c_legitimize_reload_address.
6692 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6694 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6696 2008-07-19 Olivier Hainque <hainque@adacore.com>
6698 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6699 argument, saying whether nested array are to be collapsed
6700 into a single array type DIE with multiple subscripts.
6701 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6702 issues, centralize the nested array types collapsing control and
6703 disable the transformation for Ada.
6705 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6708 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6710 (x86_64_shift_adj_2): New expander.
6711 (x86_64_shift_adj_3): Ditto.
6712 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6713 to split TImode operands.
6714 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6715 (ix86_split_lshr): Ditto.
6717 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6719 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6720 and __CHAR32_TYPE__.
6721 * c-typeck.c (digest_init): Support char16_t and char32_t.
6722 (set_nonincremental_init_from_string): Idem.
6724 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6727 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6728 PREFERRED_STACK_BOUNDARY.
6729 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6731 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6734 * function.c (locate_and_pad_parm): Cap boundary earlier.
6736 2008-07-17 Julian Brown <julian@codesourcery.com>
6738 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6739 no-op for targets which don't use DLLs.
6741 2008-07-17 Martin Jambor <mjambor@suse.cz>
6743 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6744 that nodes are relevant by examining the node->analyzed flag.
6745 (ipcp_init_stage): Check which nodes are relevant, assert that the
6746 relevant ones are also required.
6747 (ipcp_propagate_stage): Check on the side arrays are properly
6749 (ipcp_print_all_jump_functions): Make sure not to touch any node
6750 that is not analyzed or an edge that does not have a corresponding
6751 entry in the on-the-side vectors.
6752 (ipcp_function_scale_print): Likewise.
6753 (ipcp_update_callgraph): Check that the node is relevant.
6754 (ipcp_insert_stage): Check that the node is relevant. Check there is
6755 an info for every node and edge.
6756 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6757 (ipa_print_all_tree_maps): Likewise and a new variable info.
6758 (ipa_print_all_params_modified): Likewise.
6759 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6761 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6764 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6766 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6768 PR rtl-optimization/36753
6769 * fwprop.c (use_killed_between): Don't shortcut
6770 single-definition global registers.
6772 2008-07-16 Jan Hubicka <jh@suse.cz>
6774 * cgraph.h (varpool_empty_needed_queue): Declare.
6775 * cgraphunit.c (output_in_order): Mark all variables as needed;
6777 * varpool.c (varpool_assemble_node): Update debug queue.
6778 (varpool_assemble_pending_decls): Don't do it here.
6779 (varpool_empty_needed_queue): New function.
6781 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6783 * recog.c (peephole2_optimize): Fix formatting.
6785 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6787 * c-pch.c (get_ident): Avoid C++ keywords.
6788 * combine-stack-adj.c (single_set_for_csa): Likewise.
6789 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6790 output_asm_insn): Likewise.
6791 * reload.c (push_secondary_reload, find_reusable_reload,
6792 push_reload, combine_reloads, find_reloads,
6793 debug_reload_to_stream): Likewise.
6794 * reload.h (struct reload): Likewise.
6795 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6796 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6797 emit_output_reload_insns): Likewise.
6798 * targhooks.c (default_secondary_reload): Likewise.
6799 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6801 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6803 * recog.c (validate_change_1, validate_change,
6804 validate_unshare_change, validate_replace_rtx_1, struct
6805 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6807 * reload.c (push_secondary_reload, secondary_reload_class,
6808 scratch_reload_class, find_valid_class, find_reusable_reload,
6809 push_reload, find_dummy_reload, find_reloads_address_1,
6810 find_reloads_address_part, find_equiv_reg): Likewise.
6811 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6812 choose_reload_regs): Likewise.
6813 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6815 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6816 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6817 * sched-rgn.c (concat_INSN_LIST): Likewise.
6818 * stor-layout.c (mode_for_size, mode_for_size_tree,
6819 smallest_mode_for_size): Likewise.
6821 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * cfg.c (dump_reg_info): Avoid C++ keywords.
6824 * dwarf2asm.c (dw2_force_const_mem,
6825 dw2_asm_output_encoded_addr_rtx): Likewise.
6826 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6827 * expmed.c (expand_shift): Likewise.
6828 * global.c (find_reg): Likewise.
6829 * graph.c (draw_edge): Likewise.
6830 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6831 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6832 widen_clz, widen_bswap, expand_parity, expand_unop,
6833 emit_cmp_and_jump_insn_1): Likewise.
6834 * postreload.c (reload_cse_simplify_operands): Likewise.
6835 * ra.h (add_neighbor): Likewise.
6836 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6837 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6838 record_reg_classes, copy_cost, record_address_regs,
6839 invalid_mode_change_p): Likewise.
6840 * regrename.c (regrename_optimize, scan_rtx_reg,
6841 dump_def_use_chain, find_oldest_value_reg,
6842 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6844 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6846 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6847 MASK_POWERPC64 for power4 in previous commit.
6849 2008-07-16 Olivier Hainque <hainque@adacore.com>
6851 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6852 instead of bare conversion to cast const-ness away.
6854 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6856 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6857 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6858 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6859 (TARGET_FUNCTION_VALUE): Define.
6861 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6863 * config/rs6000/rs6000.c (processor_target_table): Add
6864 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6866 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6869 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6870 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6871 m32c_legitimize_reload_address.
6873 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6875 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6876 DECL_IN_SYSTEM_HEADER in sync.
6878 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6880 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6881 * tree-ssa-pre.c (pre_expr_eq): Ditto
6882 (get_constant_for_value_id): Take a type as an argument.
6883 (fully_constant_expression): Pass in type.
6884 (find_or_generate_expression): Short circuit constant case.
6885 (create_expression_by_pieces): Remove special casing of
6887 (do_regular_insertion): Short circuit constant case.
6888 (do_partial_partial_insertion): Ditto.
6890 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6893 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6895 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6897 * config/xtensa/libgcc-xtensa.ver: New file.
6898 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6900 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6902 * df-problems.c (df_set_note): Avoid C++ keywords.
6903 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6904 * dse.c (record_store, remove_useless_values): Likewise.
6905 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6906 gen_reg_rtx_offset, operand_subword, change_address_1,
6907 change_address, adjust_address_1, offset_address,
6908 widen_memory_access, emit_copy_of_insn_after): Likewise.
6909 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6910 * fwprop.c (should_replace_address, propagate_rtx_1,
6911 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6913 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6914 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6915 * lcm.c (compute_insert_delete, pre_edge_lcm,
6916 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6917 * lower-subreg.c (resolve_reg_notes): Likewise.
6918 * mode-switching.c (optimize_mode_switching): Likewise.
6920 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6922 * bt-load.c (add_btr_def, migrate_btr_def,
6923 branch_target_load_optimize): Avoid C++ keywords.
6924 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6926 * combine.c (subst, simplify_set, make_extraction,
6927 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6928 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6929 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6931 2008-07-15 Richard Guenther <rguenther@suse.de>
6934 * c-common.c (strict_aliasing_warning): Do not warn for
6935 TYPE_REF_CAN_ALIAS_ALL pointers.
6936 (c_common_get_alias_set): may_alias types are not special.
6937 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6938 attribute and set can_ref_all accordingly.
6939 (build_reference_type_for_mode): Likewise.
6940 * doc/extend.texi (may_alias): Clarify.
6942 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6945 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6946 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6948 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6951 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6952 gcc_assert, instead call output_operand_lossage.
6954 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6956 * builtins.c (std_canonical_va_list): Treat structure based
6959 2008-07-15 Ben Elliston <bje@au.ibm.com>
6961 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6963 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6965 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6968 2008-07-14 Jan Hubicka <jh@suse.cz>
6970 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6971 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6972 fix predicates and constraints.
6973 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6974 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6976 2008-07-14 Doug Kwan <dougkwan@google.com>
6978 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6979 additional option file arm/eabi.opt.
6980 * config/arm/eabi.h (File): New configuration file for EABI targets.
6981 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6982 SUBSUBTARGET_EXTRA_SPECS.
6983 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6984 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6985 from STARTFILE_SPEC so that it can be referenced in an override.
6986 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6987 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6988 can be referenced in an override.
6989 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6990 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6991 so that it can be referenced in an override.
6992 (LINK_SPEC): Use BPABI_LINK_SPEC.
6993 * config/arm/eabi.opt (File): New.
6995 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6997 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6998 (FIXED_VALUE_H): New variable.
6999 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7000 input.h, fixed-value.h.
7001 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7002 (BASIC_BLOCK_H): Use $(BITMAP_H).
7003 (FUNCTION_H): Add varray.h.
7004 (IPA_REFERENCE_H): Use $(BITMAP_H).
7005 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7006 (DF_H): Use $(BITMAP_H).
7007 (GGC_H): Add statistics.h.
7009 (INSN_ATTR_H): Use it.
7010 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7012 (SYMTAB_H): Add $(OBSTACK_H).
7013 (CPP_INTERNAL_H): New.
7014 (TREE_DUMP_H): Add tree-pass.h.
7015 (TREE_FLOW_H): Use $(BITMAP_H)
7016 (PRETTY_PRINT_H): Use $(INPUT_H).
7017 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7020 (many object files): Fix lots of header dependencies throughout.
7022 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7024 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7026 (s-gtyp-input): Use them to write tmp-gi.list.
7027 (echo_to_gi.list): Remove.
7029 2008-07-14 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-sccvn.c (pre_info): Remove.
7032 (switch_to_PRE_table): Likewise.
7033 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7034 (set_hashtable_value_ids): Do not create value-ids for the
7036 (run_scc_vn): Remove double test. Remove bogus special-case
7037 in value-number printing.
7038 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7039 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7041 * tree-flow-inline.h (get_value_handle): Remove.
7042 * tree-flow.h (get_value_handle): Remove.
7044 2008-07-14 Martin Jambor <mjambor@suse.cz>
7046 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7047 in which we generate arithmetics is not a subrange.
7049 2008-07-14 Martin Jambor <mjambor@suse.cz>
7051 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7053 2008-07-14 Richard Guenther <rguenther@suse.de>
7055 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7057 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7060 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7061 reload for symbol refs moved to r0 with -fPIC.
7062 (legitimize_pic_address): Use the target register as temporary
7064 (emit_symbolic_move): Adjust comment.
7065 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7068 2008-07-14 Ben Elliston <bje@au.ibm.com>
7070 * c-common.h (C_CPP_HASHNODE): New macro.
7071 * coretypes.h (struct cpp_token): Forward declare.
7072 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7073 the context-sensitive keyword method.
7074 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7075 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7076 expand_bool_pixel): New.
7077 (altivec_categorize_keyword): New function.
7078 (init_vector_keywords): New function.
7079 (rs6000_macro_to_expand): Likewise.
7080 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7081 compiling an ISO C dialect.
7083 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7085 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7086 (create_expression_by_pieces): Fix typo.
7087 (do_regular_insertion): Use debug counter here too.
7089 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7092 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7093 CONST_OK_FOR_LETTER_P. All port-local users changed.
7094 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7095 implement Kp matching power-of-two.
7096 (CONSTRAINT_LEN): Define to match.
7097 * config/cris/cris.md: Replace all use of constraint K with Kc.
7098 ("*btst*): Use Kp for operand 0 of last alternative.
7100 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7103 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7106 2008-07-13 Jan Hubicka <jh@suse.cz>
7108 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7111 2008-07-13 Richard Guenther <rguenther@suse.de>
7114 * langhooks.c (lhd_print_error_function): Deal with recursive
7117 2008-07-12 Jan Hubicka <jh@suse.cz>
7119 * cgraph.c (assembler_name_hash): New static var.
7120 (hash_node_by_assembler_name, eq_assembler_name): New.
7121 (cgraph_node_for_asm): Use hashtable.
7122 (cgraph_remove_node): Maintain hashtable.
7123 (change_decl_assembler_name): Sanity check that names are not changing
7124 after aliasing was processed.
7125 * cgraph.h (varpoon_node): Add next GGC marker.
7126 * tree.c (decl_assembler_name_equal): Constify.
7127 (decl_assembler_name_hash): New.
7128 * tree.h (decl_assembler_name_equal): Constify.
7129 (decl_assembler_name_hash): Update.
7131 2008-07-12 David Daney <ddaney@avtrex.com>
7133 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7136 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7138 * doc/md.texi: Document the MIPS "v" constraint.
7139 * config/mips/mips.h (reg_class): Revert last change.
7140 (REG_CLASS_NAMES): Likewise.
7141 (REG_CLASS_CONTENTS): Likewise.
7142 * config/mips/mips.c (mips_regno_to_class): Likewise.
7143 * config/mips/constraints.md (v): Likewise, but add documentation.
7144 Add a comment to say that this constraint should not be used in
7147 2008-07-11 DJ Delorie <dj@redhat.com>
7149 * config/h8300/h8300.md (length): Fix branch offset limit.
7151 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7153 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7154 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7155 (avr_hard_regno_scratch_ok): New function.
7156 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7157 * config/avr/avr.md (all peepholes that request a scratch register):
7158 Remove avr_peep2_scratch_safe use.
7160 2008-07-11 Tom Tromey <tromey@redhat.com>
7161 Ian Lance Taylor <iant@google.com>
7163 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7164 (struct c_common_resword): Define.
7165 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7166 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7167 (c_common_reswords, num_c_common_reswords): Declare.
7168 * c-common.c (c_common_reswords): New global const array.
7169 (num_c_common_reswords): New const int.
7170 * c-parser.c (struct resword, reswords): Don't define.
7171 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7172 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7173 than reswords. If warning about C++ keywords, give them a special
7175 (c_lex_one_token): Warn about C++ keywords. Call
7176 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7177 (c_parser_external_declaration): Look for RID_xxx rather than
7178 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7179 (c_parser_statement_after_labels): Likewise.
7180 (c_parser_objc_class_instance_variables): Likewise.
7181 (c_parser_objc_class_declaration): Likewise.
7182 (c_parser_objc_try_catch_statement): Likewise.
7183 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7184 (declspecs_add_type): Likewise.
7186 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7188 * ggc-page.c (alloc_page):
7189 Substituting xmalloc, xcalloc with
7190 XNEWVEC and XCNEWVAR macros which add the
7193 2008-07-11 Richard Guenther <rguenther@suse.de>
7195 PR tree-optimization/36765
7196 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7197 aliases from HEAP vars to SMTs.
7199 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7201 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7202 * configure.ac (loose_warn): Move -Wc++-compat from here...
7203 (strict_warn): ...to here.
7204 * configure: Regenerate.
7206 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7208 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7209 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7210 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7211 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7212 excluding more specific h8300-*-* and sh-*-* targets.
7214 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7216 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7218 (execute_pre): Call loop_optimizer_finalize in early exit.
7220 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7223 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7224 uids in the bitmap, not just VAR_DECL uids.
7226 PR rtl-optimization/36419
7227 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7228 (combine_stack_adjustments_for_block): Call it if needed. Delete
7230 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7231 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7232 prologue sp adjustment.
7234 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7237 * opts.c (print_ignored_options): Report postponed diagnostics for
7238 unknown -Wno-* options as warnings, not errors.
7239 (postpone_unknown_option_error): Renamed to...
7240 (postpone_unknown_option_warning): ... this.
7242 2008-07-09 Doug Kwan <dougkwan@google.com>
7245 2008-07-08 Doug Kwan <dougkwan@google.com>
7247 * config/arm/arm.opt (mandroid): New option.
7248 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7249 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7251 (CC1PLUS_SPEC): Same.
7253 (STARTFILE_SPEC): Same.
7254 (ENDFILE_SPEC): Same.
7255 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7258 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7261 * config/mips/mips.h (reg_class): Remove V1_REG.
7262 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7263 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7265 (mips_get_tp): New function.
7266 (mips_legitimize_tls_address): Use it.
7267 * config/mips/constraints.md (v): Delete.
7268 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7269 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7270 After reload, split into a move and ...
7271 (*tls_get_tp_<mode>_split): ...this new instruction.
7273 2008-07-09 David Daney <ddaney@avtrex.com>
7275 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7277 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7279 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7280 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7282 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7283 htab_delete should be called. Don't free c.
7284 (lookup_tmp_var): Create temp_htab lazily.
7285 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7286 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7288 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7289 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7290 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7291 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7292 * tree-sra.c (generate_element_init): Likewise.
7293 * tree-mudflap.c (execute_mudflap_function_ops,
7294 execute_mudflap_function_decls): Likewise.
7295 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7296 * tree-gimple.h (struct gimplify_ctx): New type.
7297 (push_gimplify_context): Adjust prototype.
7299 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7301 * tree-ssa-pre.c (phi_translate_1): Update placement of
7304 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7306 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7307 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7308 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7309 * targhooks.c (default_hard_regno_scratch_ok): New function.
7310 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7311 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7312 * recog.c: Include "target.h".
7313 (peep2_find_free_register): Add check for global regs. Add target
7315 * Makefile.in (recog.o): Depend on target.h.
7317 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7319 * config/sh/sh.c (sh_canonical_va_list_type): New.
7320 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7322 2008-07-09 Raksit Ashok <raksit@google.com>
7324 * doc/invoke.texi (Option Summary): Mention new option
7325 -Wdisallowed-function-list=...
7326 (Warning Options): Document -Wdisallowed-function-list=...
7327 * common.opt (Wdisallowed-function-list=): New flag.
7328 * flags.h (warn_disallowed_functions): External definition of new
7329 boolean warning flag.
7330 (warn_if_disallowed_function_p): Declare new function.
7331 * opts.c (warning_disallowed_functions): New static variable.
7332 (warn_disallowed_functions): New boolean warning flag.
7333 (warn_if_disallowed_function_p): New function.
7334 (add_comma_separated_to_vector): Rename
7335 add_instrument_functions_exclude_list to this.
7336 (common_handle_option): Handle new option. Rename calls to
7337 add_instrument_functions_exclude_list into calls to
7338 add_comma_separated_to_vector.
7339 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7340 based on flag warn_disallowed_functions.
7342 2008-07-09 Christian Bruel <christian.bruel@st.com>
7344 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7345 instead of get_attr_length.
7347 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7351 * genemit.c (gen_insn): Likewise.
7352 * gengtype.c (note_def_vec): Likewise.
7353 * gengtype.h (note_def_vec): Likewise.
7354 * genoutput.c (struct data, output_insn_data, process_template,
7355 gen_expand, gen_split, note_constraint): Likewise.
7356 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7357 make_insn_sequence): Likewise.
7358 * gensupport.c (record_insn_name): Likewise.
7360 2008-07-08 Doug Kwan <dougkwan@google.com>
7362 * config/arm/arm.opt (mandroid): New option.
7363 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7364 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7366 (CC1PLUS_SPEC): Same.
7368 (STARTFILE_SPEC): Same.
7369 (ENDFILE_SPEC): Same.
7370 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7373 2008-07-08 Raksit Ashok <raksit@google.com>
7375 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7376 (set_storage_via_setmem): Fix expected_align parameter.
7377 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7378 missing from the list.
7379 * doc/md.texi (movmem): Explicitly state that expected alignment is
7380 to be expressed in bytes.
7381 (setmem): Explicitly state that expected alignment is to be expressed
7384 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7386 * reload.c (find_reloads_subreg_address): Do not require validity
7387 of address in original mode before reloading address.
7389 2008-07-07 Tianwei Sheng <tianweis@google.com>
7391 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7392 bounds array access.
7394 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7396 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7398 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7400 Fix PR tree-optimization/23455
7401 Fix PR tree-optimization/35286
7402 Fix PR tree-optimization/35287
7403 * Makefile.in (OBJS-common): Remove tree-vn.o.
7404 (tree-vn.o): Remove.
7405 * dbgcnt.def: Add treepre_insert debug counter.
7406 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7407 (debug_value_expressions): Ditto.
7408 (print_value_expressions): Ditto.
7409 * tree-pretty-print.c (dump_generic_node): Updated for
7410 VALUE_HANDLE removal.
7411 * tree-ssa-dom.c (record_equality): Ditto.
7412 (cprop_operand): Ditto.
7413 (lookup_avail_expr): Ditto.
7414 * tree-ssa-threadedge.c
7415 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7416 (simplify_control_stmt_condition): Ditto.
7417 * tree.c (tree_code_size): Ditto.
7418 (tree_node_structure): Ditto.
7419 (iterative_hash_expr): Ditto.
7421 * tree.h (VALUE_HANDLE_ID): Ditto.
7422 (VALUE_HANDLE_EXPR_SET): Ditto.
7423 (struct tree_value_handle): Ditto.
7424 (union tree_node): Ditto.
7425 * treestruct.def: Ditto.
7426 * tree-vn.c: Removed.
7427 * tree-ssa-pre.c: Rewritten entirely.
7428 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7429 (constant_value_ids): Ditto.
7430 (vn_nary_op_t): Moved to header.
7432 (vn_reference_op_t): Ditto
7433 (vn_reference_t): Ditto.
7434 (next_value_id): New variable.
7435 (VN_INFO): Add an assert.
7436 (vn_constant_eq): New function.
7437 (vn_constant_hash): Ditto.
7438 (get_or_alloc_constant_value_id): Ditto.
7439 (value_id_constant_p): Ditto.
7440 (vn_reference_compute_hash): De-staticify.
7441 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7442 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7443 (valueize_refs): Update opcode if it changes from ssa name to constant.
7444 (vn_reference_lookup_1): Add new argument.
7445 (vn_reference_lookup): Ditto.
7446 (vn_reference_lookup_pieces): New function.
7447 (vn_reference_insert): Add return type. Modify to deal with value ids.
7448 (vn_reference_insert_pieces): New function.
7449 (vn_nary_op_compute_hash): De-staticify.
7450 (vn_nary_op_eq): Ditto.
7451 (vn_nary_op_lookup_pieces): New function.
7452 (vn_nary_op_lookup): Add new argument.
7453 (vn_nary_op_insert_pieces): New function.
7454 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7455 (vn_phi_insert): Ditto.
7456 (visit_unary_op): Update for callee changes.
7457 (visit_binary_op): Ditto.
7458 (visit_reference_op_load): Ditto.
7459 (visit_reference_op_store): Ditto.
7460 (init_scc_vn): Init next_value_id, constant_to_value_id and
7462 (free_scc_vn): Free them.
7463 (set_hashtable_value_ids): New function.
7464 (run_scc_vn): Use it.
7465 (get_max_value_id): New function.
7466 (get_next_value_id): Ditto.
7467 (expressions_equal_p): Moved from tree-vn.c
7468 (sort_vuses): Ditto.
7469 (sort_vuses_heap): Ditto.
7470 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7472 * tree.c (iterative_hash_hashval_t): Made non-static
7473 * tree.h (iterative_hash_hashval_t): Declare it.
7475 2008-07-08 Martin Jambor <mjambor@suse.cz>
7477 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7478 instead of ipa_create_node_params.
7479 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7480 ipa_check_create_edge_args, free them with
7481 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7483 * ipa-prop.c: Include flags.h and tree-inline.h.
7484 (ipa_node_params_vector): New variable.
7485 (ipa_edge_args_vector): New variable.
7486 (edge_removal_hook_holder): New variable.
7487 (node_removal_hook_holder): New variable.
7488 (edge_duplication_hook_holder): New variable.
7489 (node_duplication_hook_holder): New variable.
7490 (ipa_detect_param_modifications): Check for presence of modified flags.
7491 (ipa_compute_jump_functions): Check for presence of jump functions.
7492 (ipa_free_edge_args_substructures): New function.
7493 (ipa_create_node_params): Removed.
7494 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7495 (ipa_free_node_params_substructures): New function.
7496 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7498 (ipa_edge_removal_hook): New function.
7499 (ipa_node_removal_hook): New function.
7500 (duplicate_array): New function.
7501 (ipa_edge_duplication_hook): New function.
7502 (ipa_node_duplication_hook): New function.
7503 (ipa_register_cgraph_hooks): New function.
7504 (ipa_unregister_cgraph_hooks): New function.
7505 (free_all_ipa_structures_after_ipa_cp): New function.
7507 * ipa-prop.h: Include vec.h.
7508 (ipa_node_params_t): New typedef with vector types for it.
7509 (ipa_edge_args_t): New typedef with vector types for it.
7510 (IPA_NODE_REF): Changed to access an on-the-side vector.
7511 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7512 (ipa_check_create_node_params): New function.
7513 (ipa_check_create_edge_args): New function.
7515 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7518 2008-07-07 Tom Tromey <tromey@redhat.com>
7520 * configure, config.in: Rebuilt.
7521 * configure.ac: Don't check for scandir or alphasort.
7523 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7525 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7526 types immediately after creating them.
7528 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7530 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7532 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7534 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7535 dump_constraint_graph.
7536 (dump_constraint_edge): New function.
7537 (dump_constraint_graph): New function.
7538 (debug_constraint_graph): New function.
7539 (dump_constraint): Removed useless comparison.
7540 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7541 (dump_constraint_graph): Declare.
7542 (debug_constraint_graph): Declare.
7543 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7545 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7547 * config/i386/i386.c (is_va_list_char_pointer): New.
7548 (ix86_va_start): Replace compare with ms_va_list_type_node
7549 by is_va_list_char_pointer.
7550 (ix86_gimplify_va_arg): Likewise.
7552 2008-07-07 Martin Jambor <mjambor@suse.cz>
7554 * cgraph.c (cgraph_edge_max_uid): New variable.
7555 (struct cgraph_edge_hook_list): New type.
7556 (struct cgraph_node_hook_list): New type.
7557 (struct cgraph_2edge_hook_list): New type.
7558 (struct cgraph_2node_hook_list): New type.
7559 (first_cgraph_edge_removal_hook): New variable.
7560 (first_cgraph_node_removal_hook): New variable.
7561 (first_cgraph_edge_duplicated_hook): New variable.
7562 (first_cgraph_node_duplicated_hook): New variable.
7563 (cgraph_add_edge_removal_hook): New function.
7564 (cgraph_remove_edge_removal_hook): New function.
7565 (cgraph_call_edge_removal_hooks): New function.
7566 (cgraph_add_node_removal_hook): New function.
7567 (cgraph_remove_node_removal_hook): New function.
7568 (cgraph_call_node_removal_hooks): New function.
7569 (cgraph_add_edge_duplication_hook): New function.
7570 (cgraph_remove_edge_duplication_hook): New function.
7571 (cgraph_call_edge_duplication_hooks): New function.
7572 (cgraph_add_node_duplication_hook): New function.
7573 (cgraph_remove_node_duplication_hook): New function.
7574 (cgraph_call_node_duplication_hooks): New function.
7575 (cgraph_create_edge): Assign to edge uid.
7576 (cgraph_remove_edge): Call edge removal hooks.
7577 (cgraph_node_remove_callees): Call edge removal hooks.
7578 (cgraph_node_remove_callers): Call edge removal hooks.
7579 (cgraph_remove_node): Call node removal hooks.
7580 (cgraph_clone_edge): Call edge duplication hooks.
7581 (cgraph_clone_node): Call node duplication hooks.
7583 * cgraph.h (cgraph_edge): New field uid.
7584 (cgraph_edge_hook): New type.
7585 (cgraph_node_hook): New type.
7586 (cgraph_2edge_hook): New type.
7587 (cgraph_2node_hook): New type.
7589 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7591 * config.in: Regenerate.
7593 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7595 * gcc.c (print_sysroot): New.
7596 (option_map, display_help, process_command): Handle the
7597 -print-sysroot option.
7598 (main): Print the sysroot if requested.
7599 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7601 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7604 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7606 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7608 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7609 (assign_parm_setup_block_p): Also check mode of entry_parm.
7611 2008-07-07 Richard Guenther <rguenther@suse.de>
7613 * tree-ssa-structalias.h (set_used_smts): Remove.
7614 * tree-ssa-structalias.c (used_smts): Likewise.
7615 (set_used_smts): Likewise.
7616 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7617 call to set_used_smts.
7619 2008-07-07 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7622 (new_var_info): Set it to false.
7623 (solution_set_add): Correctly handle pointers outside a var and
7625 (type_safe): Treat variables with is_full_var properly.
7626 (do_sd_constraint): Likewise.
7627 (do_ds_constraint): Likewise.
7628 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7629 (get_constraint_for_ptr_offset): New function.
7630 (get_constraint_for_component_ref): For addresses at least include
7631 the last field of the variable. Handle is_full_vars properly.
7632 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7633 (handle_ptr_arith): Remove.
7634 (find_func_aliases): Simplify assignment handling.
7635 (create_function_info_for): For parameter and result varinfos set
7637 (create_variable_info_for): Set is_full_var flag whenever we
7638 just created a single varinfo for a decl.
7639 (init_alias_vars): Initialize use_field_sensitive from
7640 max-fields-for-field-sensitive parameter.
7642 2008-07-07 Richard Guenther <rguenther@suse.de>
7644 PR tree-optimization/36713
7645 * tree-flow-inline.h (is_call_used): New function.
7646 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7647 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7648 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7650 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7652 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7654 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7656 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7658 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7659 Nathan Sidwell <nathan@codesourcery.com>
7661 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7662 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7664 * config/m68k/t-linux: New.
7665 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7668 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7670 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7671 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7674 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7676 * gcc.c (execute): Fix -Wc++-compat warning.
7678 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7681 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7682 constant for little endian.
7684 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7686 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7687 mips_base_mips16 instead of TARGET_MIPS16.
7688 (mips_base_mips16): Declare.
7689 * config/mips/mips.c (mips_base_mips16): Make global.
7690 (was_mips16_p): Remove GTY marker.
7691 (was_mips16_pch_p): New variable.
7692 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7693 (mips_override_options): Force to non-MIPS16 mode initially.
7694 Do not complain about MIPS16 PIC incompatibilities here.
7695 Only allow -mgpopt if -mexplicit-relocs is in force for
7698 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7700 * configure.ac: Check for caddr_t, define to char * if not defined.
7701 * configure: Regenerate.
7702 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7703 (mmap_gt_pch_use_address): Likewise.
7704 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7706 2008-07-06 Richard Guenther <rguenther@suse.de>
7708 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7709 (new_var_info): Deal with it.
7710 (solution_set_add): Likewise.
7711 (bitpos_of_field): Make signed, fix.
7712 (struct fieldoff): Remove type and decl fields. Make size field
7713 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7715 (fieldoff_compare): Deal with it.
7716 (push_fields_onto_fieldstack): Remove has_union argument, glob
7717 adjacent non-pointer fields together.
7718 (create_function_info_for): Do not set has_union.
7719 (create_variable_info_for): Simplify.
7721 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7723 * config.gcc (extra_headers): Add cross-stdarg.h for target
7724 x86_64-*-* and i?86-*-*.
7725 * config/i386/cross-stdarg.h: New.
7726 * builtins.c (std_fn_abi_va_list): New.
7727 (std_canonical_va_list_type): New.
7728 (stabilize_va_list): Replace va_list_type_node use by
7729 mtarget.canonical_va_list_type.
7730 (gimplify_va_arg_expr): Likewise.
7731 (expand_builtin_va_copy): Replace va_list_type_node use by
7732 mtarget.fn_abi_va_list.
7733 * tree-sra.c (is_va_list_type): New helper.
7734 (decl_can_be_decomposed_p): Replace
7735 va_list_type_node use by is_va_list_type.
7736 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7737 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7738 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7739 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7740 (ix86_enum_va_list): New.
7741 * config/i386/i386.c (sysv_va_list_type_node): New.
7742 (ms_va_list_type_node): New.
7743 (ix86_function_type_abi): Remove sorry.
7744 (ix86_build_builtin_va_list_abi): New.
7745 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7747 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7748 (ix86_init_builtins_va_builtins_abi): New.
7749 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7751 (ix86_handle_abi_attribute): New.
7752 (attribute_spec): Add sysv_abi and ms_abi.
7753 (ix86_fn_abi_va_list): New.
7754 (ix86_canonical_va_list_type): New.
7755 (ix86_enum_va_list): New.
7756 (TARGET_FN_ABI_VA_LIST): New.
7757 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7758 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7759 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7760 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7761 (TARGET_ENUM_VA_LIST): New.
7762 * expr.h (std_fn_abi_va_list): New.
7763 (std_canonical_va_list_type): New.
7764 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7765 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7766 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7767 TARGET_CANONICAL_VA_LIST_TYPE.
7768 * target.h (struct gcc_target): Add fn_abi_va_list hook
7769 and canonical_va_list_type hook.
7771 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7773 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7774 integral and pointer types.
7776 2008-07-04 Roger Sayle <roger@eyesopen.com>
7778 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7779 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7781 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7784 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7786 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7788 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7789 build_gimple_modify_stmt.
7790 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7791 gimple operand. Use fold_build* instead of build*.
7793 2008-07-04 Richard Guenther <rguenther@suse.de>
7795 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7796 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7797 properly to compute the reachability set if we do field-sensitive PTA.
7798 * invoke.texi (max-fields-for-field-sensitive): Document default.
7799 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7800 100 for optimize >= 2.
7802 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7804 * ggc-zone.c (lookup_page_table_if_allocated,
7805 set_page_table_entry, zone_find_object_size, alloc_small_page,
7806 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7807 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7808 -Wc++-compat and/or -Wcast-qual warnings.
7810 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7813 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7814 pic_offset_table_rtx to be marked as used here.
7815 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7816 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7817 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7818 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7821 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7823 * alloc-pool.c (hash_descriptor, eq_descriptor,
7824 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7825 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7827 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7828 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7829 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7830 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7833 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7835 * tree-flow.h (loop_only_exit_p): Declare.
7836 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7837 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7838 the number of iterations if it is constant. Otherwise, if this is the
7839 only possible exit of the loop, use the conservative estimate on the
7840 number of iterations of the entire loop if available.
7842 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7844 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7845 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7846 Add synchronization functions.
7847 * config/sync.c: New file.
7848 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7849 (LIBGCC_SYNC_CFLAGS): Likewise.
7851 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7854 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7855 (*pushtf_sse): New insn pattern.
7856 (pushtf splitters): New splitters.
7858 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7861 * predict.c (build_predict_expr): Use void_type_node for the tree
7862 type, instead of NULL_TREE.
7864 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7866 * config/i386/i386.c (contains_aligned_value_p): Return true
7868 (ix86_data_alignment): Align TCmode to 128bits.
7869 (ix86_local_alignment): Likewise.
7871 2008-07-03 Andrew Haley <aph@redhat.com>
7874 * vec.h (VEC_TA): New.
7875 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7876 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7877 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7878 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7879 (C_COMMON_FIXED_TYPES): Remove first arg.
7880 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7881 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7882 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7883 not to use empty macro arguments.
7885 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7887 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7888 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7889 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7890 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7891 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7892 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7893 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7894 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7895 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7896 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7897 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7898 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7899 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7900 config/rs6000/e500crtres64gpr.asm,
7901 config/rs6000/e500crtres64gprctr.asm,
7902 config/rs6000/e500crtrest32gpr.asm,
7903 config/rs6000/e500crtrest64gpr.asm,
7904 config/rs6000/e500crtresx32gpr.asm,
7905 config/rs6000/e500crtresx64gpr.asm,
7906 config/rs6000/e500crtsav32gpr.asm,
7907 config/rs6000/e500crtsav64gpr.asm,
7908 config/rs6000/e500crtsav64gprctr.asm,
7909 config/rs6000/e500crtsavg32gpr.asm,
7910 config/rs6000/e500crtsavg64gpr.asm,
7911 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7912 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7913 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7914 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7915 config/sparc/sol2-cn.asm: Remove .file directives.
7917 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7919 * resource.c (mark_referenced_resources): Look inside
7920 UNSPEC_VOLATILEs and ASM_INPUTs.
7922 2008-07-02 Ian Lance Taylor <iant@google.com>
7924 * rtlanal.c (add_reg_note): New function.
7925 * rtl.h (add_reg_note): Declare.
7926 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7927 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7928 * builtins.c (expand_builtin_longjmp): Likewise.
7929 (expand_builtin_nonlocal_goto): Likewise.
7930 * calls.c (emit_call_1, expand_call): Likewise.
7931 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7932 * cfglayout.c (fixup_reorder_chain): Likewise.
7933 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7934 (commit_one_edge_insertion): Likewise.
7935 * combine.c (move_deaths, distribute_notes): Likewise.
7936 * df-problems.c (df_set_note): Likewise.
7937 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7938 (set_unique_reg_note): Likewise.
7939 (emit_copy_of_insn_after): Likewise.
7940 * expr.c (expand_expr_real): Likewise.
7941 * gcse.c (add_label_notes): Likewise.
7942 * haifa-sched.c (create_check_block_twin): Likewise.
7943 * jump.c (mark_jump_label_1): Likewise.
7944 * loop-doloop.c (add_test, doloop_modify): Likewise.
7945 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7946 * lower-subreg.c (move_eh_region_note): Likewise.
7947 * optabs.c (emit_libcall_block): Likewise.
7948 * predict.c (predict_insn): Likewise.
7949 (combine_predictions_for_insn): Likewise.
7950 * recog.c (peephole2_optimize): Likewise.
7951 * regmove.c (try_auto_increment): Likewise.
7952 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7953 * reload.c (find_reloads): Likewise.
7954 * reload1.c (fixup_eh_region_note): Likewise.
7955 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7956 * reorg.c (delete_prior_computation): Likewise.
7957 (delete_computation, dbr_schedule): Likewise.
7958 * config/pa/pa.c (legitimize_pic_address): Likewise.
7959 * config/sh/sh.c (sh_reorg): Likewise.
7961 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7964 * config/libgcc-glibc.ver: Add %exclude.
7965 * config/m32r/libgcc-glibc.ver: Likwise.
7966 * config/s390/libgcc-glibc.ver: Likwise.
7967 * config/sh/libgcc-glibc.ver: Likwise.
7968 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7970 * config/i386/libgcc-glibc.ver: New.
7972 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7974 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7976 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7977 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7978 i[34567]86-*-linux*, x86_64-*-linux*. Add
7979 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7980 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7981 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7982 i[34567]86-*-linux*, x86_64-*-linux*.
7984 * libgcc-std.ver: Add empty GCC_4.4.0.
7986 * mkmap-symver.awk: Support multiple versions per symbol.
7988 * config/i386/i386.c (ix86_init_builtins): Always define
7989 __builtin_fabsq and __builtin_copysignq with fallbacks.
7990 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7991 and __builtin_copysignq if SSE2 isn't available.
7993 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7994 (LIBGCC2_TF_CEXT): Likwise.
7997 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7999 * config/i386/sfp-machine.h: Moved to libgcc.
8001 * config/i386/sfp-machine.h: New.
8002 * config/i386/t-linux: Likwise.
8004 * config/i386/t-darwin: Remove softfp_wrap_start and
8006 * config/i386/t-darwin64: Likewise.
8008 * config/i386/t-fprules-softfp64: Renamed to ...
8009 * config/i386/t-fprules-softfp: This.
8011 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8012 and softfp_wrap_end.
8014 2008-07-02 Jason Merrill <jason@redhat.com>
8016 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8018 * tree.c (ctor_to_list): New fn.
8019 * tree.h: Declare it.
8020 (CONSTRUCTOR_ELT): New macro.
8021 (CONSTRUCTOR_NELTS): New macro.
8023 2008-07-02 Richard Guenther <rguenther@suse.de>
8025 * tree-ssa-structalias.c (struct variable_info): Reorder
8026 to fill padding on 64bit hosts. Make collapsed_to an int.
8027 (get_varinfo_fc): Deal with that.
8028 (new_var_info): Likewise.
8029 (collapse_rest_of_var): Likewise.
8031 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8033 * doc/install.texi (--enable-java-home): Document.
8034 (--enable-aot-compile-rpm): Likewise.
8035 (--with-arch-directory): Likewise.
8036 (--with-os-directory): Likewise.
8037 (--with-origin-name): Likewise.
8038 (--with-arch-suffix): Likewise.
8039 (--with-jvm-root-dir): Likewise.
8040 (--with-jvm-jar-dir): Likewise.
8041 (--with-python-dir): Likewise.
8043 2008-07-02 Richard Guenther <rguenther@suse.de>
8045 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8046 from decls explicitly. Merge operand checking from tuples.
8048 2008-07-02 Martin Jambor <mjambor@suse.cz>
8050 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8052 2008-07-02 Martin Jambor <mjambor@suse.cz>
8054 * tree-switch-conversion.c: Included timevar.h
8055 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8057 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8059 2008-07-02 Martin Jambor <mjambor@suse.cz>
8061 * tree-switch-conversion.c: Corrected various comments and
8063 (build_constructors): Fixed minor formatting mistakes.
8065 * invoke.texi (Optimize Options): Corrected the
8066 switch-conversion-max-branch-ratio parameter.
8068 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8070 * final.c (asm_insn_count): Return zero for an empty asm body.
8072 2008-07-02 Richard Guenther <rguenther@suse.de>
8074 * bitmap.h (bitmap_set_bit): Return bool.
8075 (bitmap_clear_bit): Likewise.
8076 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8077 write to the bitmap if it would.
8078 (bitmap_clear_bit): Likewise.
8079 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8080 bitmap_set_bit return value.
8081 (add_pred_graph_edge): Likewise.
8082 (add_graph_edge): Likewise.
8083 (do_sd_constraint): Likewise.
8084 (do_ds_constraint): Likewise.
8086 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8088 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8089 Fix -Wc++-compat and/or -Wcast-qual warnings.
8090 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8091 gen_regparm_prefix): Likewise.
8092 * vmsdbgout.c (write_modbeg, lookup_filename,
8093 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8095 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8097 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8098 defaults.h definition apply.
8100 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8102 * function.c (assign_parm_remove_parallels): New.
8103 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8105 (assign_parm_setup_block): Do not handle them.
8106 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8107 assign_parm_remove_parallels.
8109 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8111 * c-typeck.c (convert_for_assignment): Use
8112 vector_targets_convertible_p.
8113 * c-common.c (vector_targets_convertible_p): New.
8114 * c-common.h (vector_targets_convertible_p): New prototype.
8115 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8116 opaque_p_V2SI_type_node.
8118 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8120 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8123 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8125 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8126 TFmode constants via two element DImode vector for hosts with
8127 HOST_BITS_PER_WIDE_INT < 64.
8128 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8129 also for HOST_BITS_PER_WIDE_INT < 64.
8131 2008-07-01 Richard Guenther <rguenther@suse.de>
8133 PR tree-optimization/36666
8134 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8135 (get_constraint_exp_from_ssa_var): Split into ...
8136 (get_constraint_exp_for_temp): ... this ...
8137 (get_constraint_for_ssa_var): ... and that.
8138 Return constraint expressions for all touched sub-fields
8139 if the results address is not taken.
8140 (process_constraint): Remove assertion that aggregate
8141 assignments do not happen at this place.
8142 (get_constraint_for_component_ref): Add address_p argument.
8143 Return constraint expressions for all touched sub-fields
8144 if the results address is not taken.
8145 (do_deref): Use get_constraint_exp_for_temp.
8146 (get_constraint_for_1): Rename from ...
8147 (get_constraint_for): ... this. Add the old function as wrapper.
8148 (do_structure_copy): Use get_constraint_for_1.
8150 2008-07-01 Martin Jambor <mjambor@suse.cz>
8152 * Makefile.in (tree-switch-conversion.o): Add.
8153 (OBJS-common): Add tree-swtch-conversion.o.
8154 * passes.c (init_optimization_passes): Add pass_convert_switch.
8155 * tree-pass.h: (pass_convert_switch): Add.
8156 * tree-switch-conversion.c: New file.
8157 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8158 * common.opt (ftree-cswtch): New option.
8159 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8160 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8161 * opts.c (decode_options): Set flag_tree_switch_conversion when
8162 optimization level is >= 2.
8163 * doc/invoke.texi (Optimize Options): Added description of
8164 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8166 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8168 * config/darwin-driver.c (darwin_default_min_version): Fix
8169 -Wc++-compat warnings.
8171 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8173 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8176 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8178 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8180 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8182 PR rtl-optimization/34744
8183 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8184 (df_scan_free_internal): Free data structures not
8185 allocated in storage pools.
8186 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8187 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8188 df_scan_free_mws_vec.
8189 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8192 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8194 * config/i386/i386.c (contains_aligned_value_p): Return true
8196 (ix86_function_arg_boundary): Return its natural boundary
8198 (return_in_memory_32): Don't check TDmode.
8199 (ix86_split_to_parts): Support splitting into 4 parts and
8200 support TFmode for 32bit target.
8201 (ix86_split_long_move): Support splitting into 4 parts.
8202 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8204 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8205 (ix86_init_builtins): Here.
8206 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8207 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8208 'q' and 'w', respectively.
8210 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8212 (movtf_internal): Likewise.
8213 (<code>tf2): Likewise.
8214 (*absnegtf2_sse): Likewise.
8215 (copysign<mode>3): Likewise.
8216 (copysign<mode>3_const): Likewise.
8217 (copysign<mode>3_var): Likewise.
8218 (define_split UNSPEC_COPYSIGN): Likewise.
8219 * config/i386/sse.md (*nandtf3): Likewise.
8220 (<code>tf3): Likewise.
8221 (*<code>tf3): Likewise.
8223 2008-06-30 Joey Ye <joey.ye@intel.com>
8224 H.J. Lu <hongjiu.lu@intel.com>
8226 * global.c (compute_regsets): Set frame_pointer_needed here.
8227 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8229 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8231 * doc/install.texi (specific): Expand Windows build notes.
8233 2008-06-30 Ira Rosen <irar@il.ibm.com>
8235 PR tree-optimization/36648
8236 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8237 number of prolog iterations by step. Fix the comment.
8239 2008-06-30 Richard Guenther <rguenther@suse.de>
8242 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8243 handle calls from ECF_MALLOC functions.
8244 (handle_pure_call): ECF_MALLOC functions do not return
8246 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8248 2008-06-29 Andreas Schwab <schwab@suse.de>
8250 * config/m68k/m68k.c (print_operand): Always print a float
8252 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8253 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8256 * config/rs6000/x-linux64: Remove never used file.
8258 2008-06-29 Richard Guenther <rguenther@suse.de>
8260 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8262 (struct alias_info): Move ...
8263 * tree-ssa-alias.c: ... here.
8264 (update_alias_info): Declare.
8265 (compute_may_aliases): Call it.
8266 (update_alias_info): New function.
8267 * tree-ssa-structalias.c (update_alias_info): Move ...
8268 * tree-ssa-alias.c (update_alias_info_1): ... here.
8269 * tree-ssa-structalias.c (process_constraint_1): Remove
8270 unused from_call argument. Rename to ...
8271 (process_constraint): ... this. Delete old wrapper.
8272 (make_constraint_to): Adjust callers.
8273 (handle_const_call): Likewise.
8274 (handle_pure_call): Likewise.
8275 (init_base_vars): Likewise.
8276 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8277 (find_func_aliases): We don't need structure copies for
8279 (make_constraint_from_anything): Remove.
8280 (create_variable_info_for): For globals make constraints
8281 from escaped, not from anything.
8282 (compute_points_to_sets): Do not call update_alias_info.
8283 (ipa_pta_execute): Use make_constraint_from.
8285 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8287 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8288 (bitmap.o-warn, dominance.o-warn): New.
8289 * configure.ac (cxx_compat_warn): Delete.
8290 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8291 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8293 * configure: Regenerate.
8295 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8298 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8300 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8301 * df-scan.c (df_notes_rescan): Likewise.
8302 * ggc-page.c (set_page_table_entry): Likewise.
8303 * intl.c (gcc_gettext_width): Likewise.
8304 * varasm.c (get_unnamed_section, get_noswitch_section,
8305 get_section): Likewise.
8307 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8309 * regrename.c (build_def_use): Don't copy RTX.
8311 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8313 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8314 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8315 punctuation. Use @ref instead of @xref.
8316 (Function Names): Remove stray @display/@end display.
8317 (C++ Attributes): Use @ref instead of @xref.
8318 (Deprecated Features): Fix punctuation around @xref.
8319 (Backwards Compatibility): Likewise.
8320 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8322 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8324 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8325 constants for E500 double.
8327 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8329 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8330 element type of const_vector.
8332 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8334 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8335 Remove FLAGS_REG clobber from expander pattern.
8336 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8337 (anddi3, andsi3, andhi3, andqi3): Ditto.
8338 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8339 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8340 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8341 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8342 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8343 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8344 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8345 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8347 2008-06-28 Richard Guenther <rguenther@suse.de>
8349 * tree-ssa-structalias.c (callused_id, var_callused,
8350 callused_tree): Add.
8351 (handle_pure_call): New function.
8352 (find_func_aliases): Call it.
8353 (find_what_p_points_to): Handle the call-used set.
8354 (clobber_what_escaped): Likewise.
8355 (compute_call_used_vars): New function.
8356 (init_base_vars): Init the call-used variable.
8357 (do_sd_constraint): Do not propagate the solution from CALLUSED
8358 but use CALLUSED as a placeholder.
8359 (solve_graph): Likewise.
8360 * tree-flow-inline.h (gimple_call_used_vars): New function.
8361 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8362 (compute_call_used_vars): Declare.
8363 * tree-ssa-alias.c (set_initial_properties): Call
8364 compute_call_used_vars.
8365 (reset_alias_info): Clear call-used variables.
8366 (add_call_clobber_ops): Assert we are not called for const/pure
8367 functions. Remove handling of them.
8368 (add_call_read_ops): Handle pure functions by adding the
8369 call-used set of variables as VUSEs.
8370 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8371 (delete_tree_ssa): Free it.
8372 * tree-dfa.c (remove_referenced_var): Clear the var from the
8375 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8377 * tree.c (build_varargs_function_type_list): New.
8378 (build_function_type_list_1): New.
8379 (build_function_type_list): Use build_function_type_list_1.
8380 * tree.h (build_varargs_function_type_list): New.
8382 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8385 * config/spu/spu.c (spu_builtin_splats): Do not generate
8386 invalid CONST_VECTOR expressions.
8387 (spu_expand_vector_init): Likewise.
8389 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8391 * optabs.c (libfunc_decls): New variable.
8392 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8393 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8394 for the same function twice.
8396 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8399 ix86_expand_binary_operator directly.
8400 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8402 (*ashrti3_1): Ditto.
8403 (*lshrti3_1): Ditto.
8404 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8405 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8406 using only one splitter. Conditionaly execute splitter before or
8407 after peephole2 pass.
8408 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8409 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8410 Use only one alternative in asm template.
8411 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8413 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8414 "J" operand constraint for operand 2.
8415 (*ashldi3_cconly_rex64): Ditto.
8416 (*ashrdi3_cmp_rex64): Ditto.
8417 (*ashrdi3_cconly_rex64): Ditto.
8418 (*lshrdi3_cmp_rex64): Ditto.
8419 (*lshrdi3_cconly_rex64): Ditto.
8420 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8421 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8422 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8425 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8427 * gimplify.c (omp_is_private): Don't return true if decl is not
8428 already private on #pragma omp for or #pragma omp parallel for.
8431 * tree-cfg.c (struct move_stmt_d): Replace block field with
8432 orig_block and new_block fields.
8433 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8434 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8435 (move_block_to_fn): Replace vars_map and new_label_map arguments
8436 with struct move_stmt_d pointer.
8437 (replace_block_vars_by_duplicates): New function.
8438 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8439 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8440 all subblocks of ORIG_BLOCK to the new function. Call
8441 replace_block_vars_by_duplicates.
8442 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8443 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8444 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8445 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8446 (expand_omp): Temporarily set input_location to the location of
8447 region's controlling stmt.
8448 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8449 BIND_EXPR, push ctx->block_vars and gimplification vars into
8450 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8452 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8453 there are any BLOCK_VARS.
8454 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8455 OMP_PARALLEL or OMP_TASK stmt.
8456 (lower_omp): Save and restore input_location around the lower_omp_1
8459 2008-06-27 Richard Guenther <rguenther@suse.de>
8461 PR tree-optimization/36400
8462 PR tree-optimization/36373
8463 PR tree-optimization/36344
8464 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8465 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8466 (update_alias_info): Remove call clobbering code.
8467 (make_constraint_to): New helper function.
8468 (make_escape_constraint): Likewise.
8469 (handle_rhs_call): Use it on all pointer containing arguments.
8470 Also mark the static chain escaped.
8471 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8472 instead of ANYTHING.
8473 (make_constraint_from): New helper split out from ...
8474 (make_constraint_from_anything): ... here.
8475 (find_func_aliases): Add constraints for escape sites.
8476 (intra_create_variable_infos): Make constraints from NONLOCAL
8478 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8480 (clobber_what_p_points_to): Remove.
8481 (clobber_what_escaped): New function.
8482 (init_base_vars): Init NONLOCAL and ESCAPED.
8483 (do_sd_constraint): Do not propagate the solution from ESCAPED
8484 but use ESCAPED as a placeholder.
8485 (solve_graph): Likewise.
8486 * tree-flow.h (clobber_what_p_points_to): Remove.
8487 (clobber_what_escaped): Declare.
8488 * tree-ssa-alias.c (set_initial_properties): Call it.
8489 Remove code clobbering escaped pointers.
8491 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8493 * function.c (allocate_struct_function): Only allocate a unique
8494 funcdef_no if the decl is nonzero.
8496 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8498 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8499 * config/mips/mips.c (mips_split_const_insns): New function.
8500 * config/mips/mips.md (move_type): New attribute.
8501 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8502 (dword_mode): New attribute.
8503 (type): Avoid long line. Map "move_type"s to "type"s,
8504 choosing "multi" for doubleword moves if appropriate.
8505 Swap MTC/MFC comments to match their declaration order.
8506 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8507 "type" is "branch" or "jal" is "direct".
8508 (length): Handle "extended_mips16" first. Make the default
8509 "0" for "ghost" instructions. Set the length from "move_type".
8510 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8511 of "type", with "sll0" for the register alternative. Remove the
8512 "extended_mips16" attribute.
8513 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8514 of "type", with "shift_shift" for the register alternative.
8515 Remove the "length" attribute.
8516 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8517 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8518 of "type", with "andi" for the register alternative.
8519 (*zero_extendqihi2): Likewise.
8520 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8521 of "andi" instead of a "type" of "arith".
8522 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8524 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8525 (mov_<store>r, *mov<mode>_ra): Likewise.
8526 (extendsidi2): Use "move_type" instead of "type", with "move"
8527 for the register alternative.
8528 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8529 of "type", with "signext" for the register alternative.
8530 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8531 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8532 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8533 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8534 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8535 (unnamed branch insn): Likewise.
8536 (*movdi_gp32_fp64): Fold into...
8537 (*movdi_32bit): ...here.
8538 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8539 (*movdf_hardfloat): ...this new pattern.
8540 (*movdf_softfloat): Remove redundant FPR alternatives.
8541 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8542 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8543 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8544 the "move" attribute.
8545 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8546 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8547 and "store" for COP loads and stores.
8548 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8549 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8550 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8551 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8552 (*movtf_mips16, *movv2sf): Likewise.
8553 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8554 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8555 (mfhc1<mode>): Use "move_type" instead of "move".
8556 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8557 (loadgp_blockage): Remove the "length" attribute.
8558 (blockage, set_got_version, update_got_version): Likewise.
8559 (call_internal): Remove the "extended_mips16" attribute.
8560 (call_value_internal, call_value_multiple_internal): Likewise.
8561 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8563 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8564 the "length" attribute.
8566 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8569 -Wcast-qual warnings.
8570 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8571 handle_pragma_pop_macro): Likewise.
8572 * collect2.c (resolve_lib_name): Likewise.
8573 * config/arc/arc.c (arc_init): Likewise.
8574 * config/arm/arm.c (neon_builtin_compare,
8575 locate_neon_builtin_icode): Likewise.
8576 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8577 * config/bfin/bfin.c (bfin_init_machine_status,
8578 bfin_optimize_loop): Likewise.
8579 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8580 * config/cris/cris.c (cris_init_expanders): Likewise.
8581 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8582 * config/darwin.c (machopic_indirection_eq,
8583 machopic_indirection_name, machopic_output_indirection): Likewise.
8584 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8585 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8586 frv_optimize_membar): Likewise.
8587 * config/i386/cygwin.h (mingw_scan,
8588 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8589 * config/i386/cygwin1.c (mingw_scan): Likewise.
8590 * config/i386/i386.c (machopic_output_stub): Likewise.
8591 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8592 i386_pe_unique_section): Likewise.
8593 * config/ia64/ia64.c (ia64_init_machine_status,
8594 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8596 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8597 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8598 * config/m68k/m68k.c (m68k_handle_option,
8599 m68k_sched_md_init_global): Likewise.
8600 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8601 mcore_unique_section): Likewise.
8602 * config/mips/mips.c (mips_block_move_straight,
8603 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8605 * config/mmix/mmix.c (mmix_init_machine_status,
8606 mmix_encode_section_info): Likewise.
8607 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8608 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8609 print_operand_address, output_toc, redefine_groups,
8610 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8611 * config/s390/s390.c (s390_init_machine_status): Likewise.
8612 * config/score/score.c (score_block_move_straight,
8613 score_block_move_loop_body): Likewise.
8614 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8615 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8616 * emit-rtl.c (find_auto_inc): Likewise.
8617 * gcc.c (translate_options, process_command): Likewise.
8618 * reorg.c (dbr_schedule): Likewise.
8619 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8620 * xcoffout.c (xcoffout_declare_function): Likewise.
8622 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8624 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8625 ipa-pta working again.
8627 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8629 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8632 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8634 * config.gcc (powerpc*-*-*): Add new core e500mc.
8635 * config/rs6000/e500mc.md: New file.
8636 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8638 (rs6000_override_options): Add e500mc case to
8639 processor_target_table. Altivec and Spe options not allowed
8640 with e500mc. Add isel instruction to e500mc by
8641 default. Initialize rs6000_cost for e500mc.
8642 (rs6000_issue_rate): Set issue rate for e500mc.
8643 * config/rs6000/rs6000.h (processor_type): Add
8644 PROCESSOR_PPCE500MC.
8645 (ASM_CPU_SPEC): Add e500mc.
8646 Set TARGET_ISEL to rs6000_isel.
8647 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8648 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8649 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8651 * doc/invoke.texi: Add e500mc to list of cpus.
8653 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8656 * c-lex.c (lex_charconst): Initialize unsignedp.
8658 2008-06-27 Olivier Hainque <hainque@adacore.com>
8660 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8661 documented assumptions.
8663 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8665 * dwarf2out.c: Remove trailing white spaces. Break long line
8668 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8670 * libfuncs.h (LTI_synchronize): New libfunc_index.
8671 (synchronize_libfunc): Declare.
8672 * builtins.c (expand_builtin_synchronize): Consider using
8673 synchronize_libfunc before falling back on an asm blockage.
8674 * config/mips/mips.c: Include libfuncs.h
8675 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8677 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8679 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8680 parameter. Copy stack_reg to r11 where appropriate.
8681 (no_global_regs_above): Add gpr parameter.
8682 (rs6000_stack_info): Only add padding for SPE save area if we
8683 are saving SPE GPRs and CR.
8684 (saveres_routine_syms): New variable.
8685 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8687 (rs6000_savres_routine_sym): New function.
8688 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8690 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8691 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8692 Tweak FPR out-of-line saving.
8693 (rs6000_make_savres_rtx): New function.
8694 (rs6000_use_multiple_p): New function.
8695 (rs6000_savres_strategy): New function.
8696 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8697 out-of-line if appropriate.
8698 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8699 if we are optimizing for size.
8700 (GP_SAVE_INLINE): Define.
8701 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8702 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8703 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8704 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8705 (*save_fpregs_<mode>): Add use of r11.
8706 (*restore_gpregs_<mode>): New insn.
8707 (*return_and_restore_gpregs_<mode>): New insn.
8708 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8710 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8711 (*restore_gpregs_spe): New insn.
8712 (*return_and_restore_gpregs_spe): New insn.
8713 * config/rs6000/predicates.md (save_world_operation): Fix check.
8715 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8717 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8718 this point, so assert that.
8720 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8722 * cfganal.c: Include vec.h and vecprim.h.
8723 (compute_idf): Import from...
8724 * tree-into-ssa (compute_idf): ...here.
8725 * basic-block.h (compute_idf): Export.
8727 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8729 * c-decl.c (merge_decls): Use !current_function_decl to check for
8730 extern declaration of C99 inline function being at file scope.
8732 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8734 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8736 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8738 * alias.c (record_alias_subset, init_alias_analysis): Fix
8739 -Wc++-compat and/or -Wcast-qual warnings.
8740 * attribs.c (lookup_attribute_spec): Likewise.
8741 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8742 copy_bb, connect_traces,
8743 find_rarely_executed_basic_blocks_and_cr): Likewise.
8744 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8745 note_btr_set, migrate_btr_defs): Likewise.
8746 * builtins.c (result_vector, expand_builtin_memcpy,
8747 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8748 builtin_memset_read_str, expand_builtin_printf,
8749 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8751 * caller-save.c (mark_set_regs): Likewise.
8752 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8753 * cgraph.c (cgraph_edge): Likewise.
8754 * combine.c (likely_spilled_retval_1): Likewise.
8755 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8756 htab_counts_entry_del, get_coverage_counts): Likewise.
8757 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8758 new_cselib_val): Likewise.
8759 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8760 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8762 * df-core.c (df_compact_blocks): Likewise.
8763 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8764 * df-scan.c (df_grow_reg_info, df_ref_create,
8765 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8766 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8767 df_record_entry_block_defs, df_record_exit_block_uses,
8768 df_bb_verify): Likewise.
8769 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8770 DF_REF_EXTRACT_MODE_CONST): New.
8771 * dominance.c (get_immediate_dominator, get_dominated_by,
8772 nearest_common_dominator, root_of_dom_tree,
8773 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8774 -Wc++-compat and/or -Wcast-qual warnings.
8775 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8776 record_store, replace_read, check_mem_read_rtx, scan_insn,
8777 dse_step1, dse_record_singleton_alias_set): Likewise.
8778 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8780 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8782 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8783 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8784 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8785 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8786 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8787 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8788 file_name_acquire, output_file_names, add_const_value_attribute,
8789 premark_used_types_helper, file_table_eq, file_table_hash,
8790 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8791 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8792 -Wcast-qual warnings.
8793 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8794 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8795 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8796 gen_reg_rtx, start_sequence, init_emit): Likewise.
8797 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8798 * except.c (init_eh_for_function, gen_eh_region,
8799 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8800 arh_to_landing_pad, arh_to_label, add_action_record,
8801 add_call_site, switch_to_exception_section): Likewise.
8802 * expmed.c (synth_mult): Likewise.
8803 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8804 store_expr): Likewise.
8805 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8807 * function.c (assign_stack_temp_for_type,
8808 allocate_struct_function, match_asm_constraints_1): Likewise.
8809 * gcov-io.c (gcov_allocate): Likewise.
8810 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8811 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8812 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8813 record_one_set, insert_expr_in_table, insert_set_in_table,
8814 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8815 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8816 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8817 -Wcast-qual warnings.
8819 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8821 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8822 -Wcast-qual warnings.
8823 * gcc.c (process_command): Likewise.
8824 * genattrtab.c (oballoc): Use XOBNEW.
8825 (oballocvec): Define.
8826 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8827 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8828 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8829 -Wc++-compat and/or -Wcast-qual warnings.
8830 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8831 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8832 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8833 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8834 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8835 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8836 add_excls, process_presence_absence_names,
8837 process_presence_absence_patterns, add_presence_absence,
8838 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8839 get_free_state, add_arc, get_free_automata_list_el,
8840 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8841 transform_3, cache_presence, create_ainsns, create_automata,
8842 create_state_ainsn_table, dfa_insn_code_enlarge,
8843 output_trans_func, output_min_issue_delay_func,
8844 output_dead_lock_func, output_reset_func,
8845 output_get_cpu_unit_code_func, output_dfa_start_func,
8846 expand_automata): Likewise.
8847 * genextract.c (gen_insn): Likewise.
8848 * gengtype-lex.l: Likewise.
8849 * gengtype.c (read_input_list, adjust_field_type,
8850 process_gc_options): Likewise.
8851 * genoutput.c (note_constraint): Likewise.
8852 * genpreds.c (mangle, add_constraint): Likewise.
8853 * genrecog.c (process_define_predicate, new_decision,
8854 add_to_sequence): Likewise.
8855 * gensupport.c (record_insn_name): Likewise.
8857 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8859 * config/i386/driver-i386.c (detect_caches_amd,
8860 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8861 and/or -Wcast-qual warnings.
8862 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8863 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8864 gt_pch_save): Likewise.
8865 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8866 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8867 * global.c (compute_regsets): Likewise.
8868 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8869 finish_graph_dump_file): Likewise.
8870 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8871 unlink_bb_notes): Likewise.
8872 * integrate.c (get_hard_reg_initial_val): Likewise.
8873 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8874 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8875 * local-alloc.c (update_equiv_regs): Likewise.
8876 * loop-invariant.c (check_invariant_table_size,
8877 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8879 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8880 altered_reg_used, mark_altered): Likewise.
8881 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8882 insert_var_expansion_initialization,
8883 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8884 release_var_copies): Likewise.
8885 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8886 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8887 analyze_accesses_for_phi_node, check_var_notmodified_p,
8888 check_allocation_function, find_sites_in_func,
8889 record_all_accesses_in_func, transform_access_sites,
8890 transform_allocation_sites): Likewise.
8891 * omp-low.c (new_omp_region, create_omp_child_function_name,
8892 check_omp_nesting_restrictions, check_combined_parallel,
8893 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8894 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8895 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8896 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8898 * opts-common.c (prune_options): Likewise.
8899 * opts.c (add_input_filename, print_filtered_help,
8900 get_option_state): Likewise.
8901 * params.c (add_params): Likewise.
8902 * passes.c (set_pass_for_id, next_pass_1,
8903 do_per_function_toporder, pass_fini_dump_file): Likewise.
8904 * postreload.c (reload_cse_simplify_operands): Likewise.
8905 * predict.c (tree_predicted_by_p, tree_predict_edge,
8906 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8908 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8910 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8912 * recog.c (check_asm_operands, validate_change_1): Likewise.
8913 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8914 subst_asm_stack_regs): Likewise.
8915 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8916 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8917 * regmove.c (reg_is_remote_constant_p): Likewise.
8918 * regrename.c (regrename_optimize, scan_rtx_reg,
8919 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8921 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8922 regstat_compute_calls_crossed): Likewise.
8923 * reload1.c (init_reload, new_insn_chain,
8924 has_nonexceptional_receiver, reload, copy_reloads,
8925 calculate_needs_all_insns, init_elim_table): Likewise.
8926 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8927 * rtl.c (shallow_copy_rtx_stat): Likewise.
8928 * rtlanal.c (parms_set): Likewise.
8929 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8930 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8931 * sched-ebb.c (earliest_block_with_similiar_load,
8932 add_deps_for_risky_insns): Likewise.
8933 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8934 schedule_region): Likewise.
8935 * see.c (eq_descriptor_pre_extension,
8936 hash_descriptor_pre_extension, hash_del_pre_extension,
8937 eq_descriptor_properties, hash_descriptor_properties,
8938 hash_del_properties, see_seek_pre_extension_expr,
8939 see_initialize_data_structures, see_print_register_properties,
8940 see_print_pre_extension_expr, see_delete_merged_def_extension,
8941 see_delete_unmerged_def_extension, see_emit_use_extension,
8942 see_pre_delete_extension, see_map_extension, see_commit_changes,
8943 see_analyze_merged_def_local_prop,
8944 see_analyze_merged_def_local_prop,
8945 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8946 see_set_prop_merged_def, see_set_prop_unmerged_def,
8947 see_set_prop_unmerged_use, see_print_one_extension,
8948 see_merge_one_use_extension, see_merge_one_def_extension,
8949 see_store_reference_and_extension, see_update_uses_relevancy,
8950 see_update_defs_relevancy): Likewise.
8951 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8952 hash_statistics_free, curr_statistics_hash): Likewise.
8953 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8954 expand_asm_operands, expand_return, case_bit_test_cmp,
8955 expand_case): Likewise.
8956 * stor-layout.c (start_record_layout): Likewise.
8957 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8958 gt_pch_save_stringpool): Likewise.
8959 * tree-data-ref.c (hash_stmt_vertex_info,
8960 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8961 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8963 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.md : Change constraints of HImode and QImode
8967 immediate operands from "i" to "n". Change SImode "ni" constraint to
8968 "i" and SImode "rmi" constraint to "g". Remove all constraints
8969 from const0_operand and const1_operand predicated operands.
8970 (i): Change QImode and HImode attribute from "i" to "n".
8971 (*subqi_2): Change HImode operands to QImode.
8974 2008-06-25 Olivier Hainque <hainque@adacore.com>
8976 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8979 2008-06-25 Richard Guenther <rguenther@suse.de>
8981 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8982 not overflow the result type.
8984 2008-06-25 Richard Guenther <rguenther@suse.de>
8986 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8987 (vn_lookup): Likewise.
8989 2008-06-25 Richard Guenther <rguenther@suse.de>
8991 PR tree-optimization/35518
8992 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8993 * tree-sra.c (instantiate_element): Use fold_build3 to build
8995 (try_instantiate_multiple_fields): Likewise.
8997 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8999 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9002 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9004 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9005 use_backchain_to_restore_sp to true
9006 if the offset of the link register save area would go over the 32k - 1
9007 offset limit of the load
9010 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9012 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9013 anchor for the type-punning blurb. Cross-reference "Structures
9014 unions enumerations and bit-fields implementation". Provide a
9015 cast-through-pointer example. Make final sentence self-contained.
9016 * doc/implement-c.texi (Structures unions enumerations and
9017 bit-fields implementation): Cross-reference the type-punning blurb
9018 in the -fstrict-aliasing documentation.
9020 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9023 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9024 the memory instead of the memory itself for the save area.
9026 2008-06-24 Olivier Hainque <hainque@adacore.com>
9027 Nicolas Roche <roche@adacore.com>
9029 * gengtype.c (srcdir_len): size_t instead of int.
9030 (get_file_realbasename): New function. For F a filename, the real
9031 basename of F, with all the path components stripped.
9032 (get_file_srcdir_relative_path): New function. For F a filename, the
9033 relative path to F from $(srcdir).
9034 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9035 get_file_realbasename. Adjust the head comment.
9036 (get_prefix_langdir_index): New function. For F a filename, return the
9037 lang_dir_names[] relative index of the language directory that is
9039 (get_file_langdir): For F a filename, return the name of the language
9040 directory where F is located.
9041 (get_file_gtfilename): New function. The gt- output file name for an
9043 (get_output_file_with_visibility): Replace in-line computations with
9044 uses of get_file_gtfilename and get_prefix_langdir_index.
9045 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9047 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9049 PR tree-optimization/36504
9050 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9051 references without base address.
9053 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9056 * calls.c (expand_call): Increase alignment for recursive functions.
9058 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9060 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9061 (TARGET_FUNCTION_VALUE): New define.
9062 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9063 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9065 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9068 (fmod<mode>3): Ditto.
9069 (remainderxf3): Ditto.
9070 (remainder<mode>3): Ditto.
9072 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9075 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9076 REG is a hard register.
9078 PR tree-optimization/36508
9079 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9080 499, don't check it at all in release compilers.
9082 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9085 together with SSE_TARGET_MATH to disable insn pattern.
9086 (*fop_<MODEF:mode>_2_i387): Ditto.
9087 (*fop_<MODEF:mode>_3_i387): Ditto.
9089 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9091 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9093 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9096 * gimplify.c (gimplify_asm_expr): Check the return code of
9097 parse_output_constraint call, set function return and is_inout
9100 2008-06-22 Ian Lance Taylor <iant@google.com>
9102 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9103 (narrowest_signed_type): Likewise.
9104 * c-typeck.c (c_common_type): Change local variable mclass to enum
9106 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9107 tcc_comparison, not the tree code itself.
9108 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9109 (c_expand_expr): Cast modifier to enum expand_modifier.
9110 * c-common.h (C_RID_CODE): Add casts.
9111 (C_SET_RID_CODE): Define.
9112 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9113 (c_lex_one_token): Add cast to avoid warning.
9114 (c_parser_objc_type_name): Rename local typename to type_name.
9115 (check_no_duplicate_clause): Change code parameter to enum
9117 (c_parser_omp_var_list_parens): Change kind parameter to enum
9119 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9120 c_parser_omp_list_var_parens.
9121 (c_parser_omp_threadprivate): Likewise.
9122 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9123 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9124 * c-format.c (NO_FMT): Define.
9125 (printf_length_specs): Use NO_FMT.
9126 (asm_fprintf_length_specs): Likewise.
9127 (gcc_diag_length_specs): Likewise.
9128 (scanf_length_specs): Likewise.
9129 (strfmon_length_specs): Likewise.
9130 (gcc_gfc_length_specs): Likewise.
9131 (printf_flag_specs): Change 0 to STD_C89.
9132 (asm_fprintf_flag_specs): Likewise.
9133 (gcc_diag_flag_specs): Likewise.
9134 (gcc_cxxdiag_flag_specs): Likewise.
9135 (scanf_flag_specs): Likewise.
9136 (strftime_flag_specs): Likewise.
9137 (strfmon_flag_specs): Likewise.
9138 (print_char_table): Likewise.
9139 (asm_fprintf_char_table): Likewise.
9140 (gcc_diag_char_table): Likewise.
9141 (gcc_tdiag_char_table): Likewise.
9142 (gcc_cdiag_char_table): Likewise.
9143 (gcc_cxxdiag_char_table): Likewise.
9144 (gcc_gfc_char_table): Likewise.
9145 (scan_char_table): Likewise.
9146 (time_char_table): Likewis.
9147 (monetary_char_table): Likewise.
9148 * c-format.h (BADLEN): Likewise.
9150 2008-06-21 Ian Lance Taylor <iant@google.com>
9152 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9153 Define END_OF_BASE_TREE_CODES around inclusion.
9154 * tree.c (tree_code_type): New global array.
9155 (tree_code_length, tree_code_name): Likewise.
9156 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9158 (all-tree.def, s-alltree): New targets.
9159 (gencheck.h, s-gencheck): Remove.
9160 (tree.o): Depend upon all-tree.def.
9161 (build/gencheck.o): Remove gencheck.h dependency.
9162 (mostlyclean): Don't remove gencheck.h.
9163 * c-common.h (enum c_tree_code): Remove.
9164 * c-lang.c (tree_code_type): Remove.
9165 (tree_code_length, tree_code_name): Remove.
9166 * gencheck.c (tree_codes): Include all-tree.def, rather than
9167 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9169 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9171 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9172 (operator_name_info): Size to MAX_TREE_CODES.
9173 (assignment_operator_name_info): Likewise.
9174 * cp/cp-lang.c (tree_code_type): Remove.
9175 (tree_code_length, tree_code_name): Remove.
9176 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9177 (assignment_operator_name_info): Likewise.
9178 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9180 * cp/mangle.c (write_expression): Likewise.
9181 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9182 * fortran/f95-lang.c (tree_code_type): Remove.
9183 (tree_code_length, tree_code_name): Remove.
9184 * java/java-tree.h (enum java_tree_code): Remove.
9185 * java/lang.c (tree_code_type): Remove.
9186 (tree_code_length, tree_code_name): Remove.
9187 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9188 * objc/objc-act.h (enum objc_tree_code): Remove.
9189 * objc/objc-lang.c (tree_code_type): Remove.
9190 (tree_code_length, tree_code_name): Remove.
9191 * objcp/objcp-lang.c (tree_code_type): Remove.
9192 (tree_code_length, tree_code_name): Remove.
9193 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9194 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9195 * ada/misc.c (tree_code_type): Remove.
9196 (tree_code_length, tree_code_name): Remove.
9198 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9200 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9201 the grand_bitmap_obstack.
9203 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9205 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9206 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9207 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9208 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9209 move_stmt_r, new_label_mapper): Likewise.
9210 * tree-complex.c (cvc_lookup): Likewise.
9211 * tree-dfa.c (create_function_ann): Likewise.
9212 * tree-dump.c (dump_register): Likewise.
9213 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9214 find_phi_replacement_condition): Likewise.
9215 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9216 tree_function_versioning): Likewise.
9217 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9218 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9219 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9220 get_nonlocal_debug_decl, convert_nonlocal_reference,
9221 convert_nonlocal_omp_clauses, get_local_debug_decl,
9222 convert_local_reference, convert_local_omp_clauses,
9223 convert_nl_goto_reference, convert_nl_goto_receiver,
9224 convert_tramp_reference, convert_call_expr): Likewise.
9225 * tree-outof-ssa.c (contains_tree_r): Likewise.
9226 * tree-parloops.c (reduction_phi, initialize_reductions,
9227 eliminate_local_variables_1, add_field_for_reduction,
9228 add_field_for_name, create_phi_for_local_result,
9229 create_call_for_reduction_1, create_loads_for_reductions,
9230 create_stores_for_reduction, create_loads_and_stores_for_name):
9232 * tree-phinodes.c (allocate_phi_node): Likewise.
9233 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9234 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9235 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9236 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9237 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9238 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9239 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9240 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9241 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9242 vn_nary_op_insert): Likewise.
9243 * tree-ssa.c (redirect_edge_var_map_add,
9244 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9245 * tree-vectorizer.c (vectorize_loops): Likewise.
9246 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9247 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9248 tree_cons_stat, build1_stat, build_variant_type_copy,
9249 decl_init_priority_lookup, decl_fini_priority_lookup,
9250 decl_priority_info, decl_restrict_base_lookup,
9251 decl_restrict_base_insert, decl_debug_expr_lookup,
9252 decl_debug_expr_insert, decl_value_expr_lookup,
9253 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9254 type_hash_add, get_file_function_name, tree_check_failed,
9255 tree_not_check_failed, tree_range_check_failed,
9256 omp_clause_range_check_failed, build_omp_clause,
9257 build_vl_exp_stat): Likewise.
9258 * value-prof.c (gimple_histogram_value,
9259 gimple_duplicate_stmt_histograms): Likewise.
9260 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9261 unshare_variable, variable_union_info_cmp_pos, variable_union,
9262 dataflow_set_different_1, dataflow_set_different_2,
9263 vt_find_locations, variable_was_changed, set_variable_part,
9264 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9265 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9266 section_entry_hash, object_block_entry_eq,
9267 object_block_entry_hash, create_block_symbol,
9268 initialize_cold_section_name, default_function_rodata_section,
9269 strip_reg_name, set_user_assembler_name, const_desc_eq,
9270 build_constant_desc, output_constant_def, lookup_constant_def,
9271 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9272 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9273 default_internal_label): Likewise.
9274 * varray.c (varray_init, varray_grow): Likewise.
9275 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9277 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9279 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9280 operators for "test" insn. Macroize insn using SWI mode macro.
9281 (*jcc_fused_2): Ditto.
9282 (*jcc_fused_3): Macroize insn using SWI mode macro.
9283 (*jcc_fused_4): Ditto.
9285 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9287 * tree-ssa-pre.c: Fix typo in comment.
9288 (init_antic, fini_antic): Add explicit funtions for
9289 initializing and deinitializing ANTIC and AVAIL sets.
9290 (create_expression_by_pieces): Fix typo in comment.
9291 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9292 (execute_pre): Eventually dump details about ANTIC_IN.
9294 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9296 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9297 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9298 add_to_obstack, file_at_path, find_a_file, execute,
9299 add_preprocessor_option, add_assembler_option, add_linker_option,
9300 process_command, insert_wrapper, do_option_spec, do_self_spec,
9301 spec_path, do_spec_1, is_directory, main, used_arg,
9302 getenv_spec_function): Likewise.
9303 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9304 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9307 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9309 * doc/rtl.texi: Updated subreg section.
9311 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9314 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9315 node->needed and node->reachable.
9316 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9317 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9318 (expand_task_call): Don't call expand_task_copyfn.
9319 (expand_task_copyfn): Renamed to...
9320 (finalize_task_copyfn): ... this.
9322 2008-06-19 Jan Hubicka <jh@suse.cz>
9324 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9325 clobbering framepointer.
9327 2008-06-19 Jan Hubicka <jh@suse.cz>
9329 * tree-optimize.c (execute_early_local_optimizations): Set
9330 cgraph_state only at first invocation.
9332 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9334 * system.h (-Wc++-compat): Activate as a warning, no an error.
9336 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9338 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9339 instead of "#" in insn asm template.
9340 (*jcc_fused_2): Ditto.
9342 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9344 * config/i386/i386.h (ix86_tune_indices)
9345 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9346 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9347 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9348 (*jcc_fused_2): Ditto.
9349 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9350 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9351 (print operand): Handle 'E' and 'e' code.
9353 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9355 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9357 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9359 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9361 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9363 (cgraph_expand_function): Use local copy of decl.
9364 (cgraph_expand_all_functions): Remove redundant initialization of
9366 (cgraph_optimize): Reword internal_error message.
9368 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9370 * arm-protos.h (arm_return_in_memory): Remove public
9371 arm_return_in_memory() prototype.
9372 * arm.c (arm_return_in_memory): Add static prototype, add target
9373 hook macro, change definition and comments.
9374 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9376 2008-06-19 Ben Elliston <bje@au.ibm.com>
9378 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9379 real.c: Remove references to IEEE 754R.
9380 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9381 * doc/libgcc.texi (Decimal float library routines): Likewise.
9383 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9385 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9386 (default_unwind_word_mode): Add prototype.
9387 * targhooks.c (default_unwind_word_mode): New function.
9388 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9389 instead of word_mode.
9390 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9391 (TARGET_INITIALIZER): Use it.
9393 * c-common.c (handle_mode_attribute): Support "unwind_word"
9395 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9397 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9398 word_mode to access SjLj_Function_Context member "data".
9399 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9400 conversion from targetm.eh_return_filter_mode () to
9401 targetm.unwind_word_mode () if they differ.
9403 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9404 (BT_FN_UNWINDWORD_PTR): New function type.
9405 (BT_FN_WORD_PTR): Remove.
9406 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9407 * except.c (expand_builtin_extend_pointer): Convert pointer to
9408 targetm.unwind_word_mode () instead of word_mode.
9410 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9411 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9412 (spu_unwind_word_mode): New function.
9413 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9414 (TARGET_UNWIND_WORD_MODE): Define.
9415 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9417 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9419 * config/spu/spu.c (reg_align): Remove.
9420 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9421 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9422 (spu_split_store): Likewise.
9424 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9426 * gcc/tree-vn.c: Fix typo in comment.
9428 2008-06-18 Jan Hubicka <jh@suse.cz>
9430 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9431 toplevel reorder too.
9433 2008-06-18 Jan Hubicka <jh@suse.cz>
9435 * c-opts.c (c_common_post_options): PCH is not compatible with
9437 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9438 -fno-toplevel-reorder by default now.
9440 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9442 PR documentation/30739
9443 * doc/install.texi (Prerequisites): Document dependency on awk.
9445 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9446 Ian Lance Taylor <iant@google.com>
9448 PR rtl-optimization/35604
9449 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9450 only want to change jump destinations, not eventual label comparisons.
9452 2008-06-16 Jan Hubicka <jh@suse.cz>
9454 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9456 (cgraph_analyze_function): Likewise.
9458 2008-06-16 Jan Hubicka <jh@suse.cz>
9460 * cgraph.h (cgraph_mark_if_needed): New function.
9461 * cgraphunit.c (cgraph_mark_if_needed): New function.
9462 * c-decl.c (duplicate_decl): Use it.
9464 2008-06-16 Jan Hubicka <jh@suse.cz>
9466 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9469 2008-06-16 Jan Hubicka <jh@suse.cz>
9471 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9473 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9474 Kazu Hirata <kazu@codesourcery.com>
9475 Maxim Kuvyrkov <maxim@codesourcery.com
9477 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9478 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9479 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9480 EXTRA_SPEC_FUNCTIONS.
9481 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9482 (DRIVER_SELF_SPECS): Adjust.
9483 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9484 * config/mips/st.h, config/mips/t-st: New.
9485 * config/mips/driver-native.c, config/mips/x-native: New.
9486 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9489 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9491 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9493 (ISA_HAS_FP_CONDMOVE): New macro.
9494 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9495 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9496 (ISA_HAS_NMADD3_NMSUB3): New macro.
9497 * config/mips/mips.c (mips_rtx_costs): Update.
9498 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9499 compiling for ST Loongson 2E/2F.
9500 (madd<mode>): Rename to madd4<mode>. Update.
9501 (madd3<mode>): New pattern.
9502 (msub<mode>): Rename to msub4<mode>. Update.
9503 (msub3<mode>): New pattern.
9504 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9505 (nmadd3<mode>): New pattern.
9506 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9507 (nmadd3<mode>_fastmath): New pattern.
9508 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9509 (nmsub3<mode>): New pattern.
9510 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9511 (nmsub3<mode>_fastmath): New pattern.
9512 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9514 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9516 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9517 (DF_REF_INSN_INFO): New.
9518 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9519 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9520 with a NULL DF_REF_INSN_INFO.
9521 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9523 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9524 DF_INSN_INFO_EQ_USES): New.
9525 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9526 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9527 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9528 * df-core.c: Update comment for above changes.
9529 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9530 DF_INSN_UID_* macros.
9531 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9532 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9533 insn rtx. Update all callers.
9534 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9535 df_ref_create_structure, df_insn_refs_collect): Likewise.
9536 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9537 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9538 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9539 macros to access the insn refs.
9540 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9541 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9542 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9543 for accessing the refs.
9544 (try_fwprop_subst): Likewise.
9545 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9546 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9547 for accessing the refs.
9548 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9549 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9550 to look at the insn refs.
9551 (record_uses): Likewise.
9552 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9554 (mark_artificial_uses): Don't mark_insn for artificial refs.
9555 (mark_reg_rependencies): Likewise.
9557 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9559 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9561 * configure: Regenerate.
9563 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9565 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9566 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9567 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9569 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9571 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9572 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9573 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9575 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9577 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9578 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9579 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9581 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9583 * tree-ssa-sccvn.c: Fix format of comments.
9585 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9587 * cgraph.c: Remove unneeded forward declarations of eq_node()
9590 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9592 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9594 (see_update_relevancy): Likewise.
9595 * fwprop.c (try_fwprop_subst): Likewise.
9596 * rtlanal.c (noop_move_p): Likewise.
9597 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9598 notes to non-existing libcall blocks.
9599 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9601 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9602 (dead_libcall_p): Remove.
9603 (delete_trivially_dead_insns): Don't use it.
9604 * web.c (union_defs): Remove comment about keeping nops.
9605 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9606 (compute_hash_table_work): Don't track libcall notes.
9607 (do_local_cprop): Don't take libcall pointers. Don't update
9609 (adjust_libcall_notes): Deleted.
9610 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9611 ever have existed in the first place).
9612 (replace_store_insn): Don't try to remove libcall notes.
9613 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9614 (resolve_reg_notes): Don't call them.
9615 (resolve_simple_move): Likewise.
9616 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9617 Don't remove REG_RETVAL notes.
9618 * emit-rtl.c (try_split): Don't update libcall notes.
9619 (emit_copy_of_insn_after): Dito.
9620 * cselib.c (cselib_current_insn_in_libcall): Remove.
9621 (cselib_process_insn): Don't set/clear it.
9622 (new_elt_loc_list): Don't record it.
9623 (cselib_init): Don't initialize it.
9624 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9625 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9627 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9628 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9629 (init_deps): Don't initialize it.
9630 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9631 * combine.c (delete_noop_moves): Don't update libcall notes.
9632 (can_combine_p): Remove now pointless #if 0 block.
9633 (try_combine): Remove another obsolete #if 0 block.
9634 (distribute_notes): Don't distribute libcall notes.
9635 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9636 * dce.c (libcall_dead_p): Remove.
9637 (delete_unmarked_insns): Don't handle libcall blocks.
9638 (preserve_libcall_for_dce): Remove.
9639 (prescan_insns_for_dce): Don't special-case libcall block insns.
9640 * reload1 (reload): Don't handle libcall notes.
9641 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9644 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9646 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9647 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9648 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9650 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9652 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9653 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9654 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9656 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9658 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9660 2008-06-16 Ira Rosen <irar@il.ibm.com>
9662 PR tree-optimization/36493
9663 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9664 the arguments list. Use VECTYPE to create vector pointer.
9665 (vectorizable_store): Fail if accesses through a pointer to vectype
9666 do not alias the original memory reference operands.
9667 Call vect_create_data_ref_ptr without the removed argument.
9668 (vectorizable_load): Likewise.
9669 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9672 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9675 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9678 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9680 * config/mips/loongson2ef.md: New file.
9681 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9682 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9683 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9684 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9685 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9687 (loongson2ef.md): New include.
9688 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9689 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9690 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9691 (loongson_gt_<mode>, loongson_extract_halfword)
9692 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9693 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9694 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9695 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9696 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9697 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9698 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9699 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9700 (vec_interleave_low<mode>): Define type attribute.
9701 * config/mips/mips.c (mips_ls2): New static variable.
9702 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9703 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9704 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9705 Implement target scheduling hooks.
9706 (mips_multipass_dfa_lookahead): Update to handle tuning for
9708 (mips_sched_init): Initialize data for Loongson scheduling.
9709 (mips_ls2_variable_issue): New static function.
9710 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9712 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9713 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9714 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9715 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9716 Handle ST Loongson 2E/2F cores.
9717 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9719 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9721 * omp-low.c (extract_omp_for_data): Fix comment typo.
9724 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9726 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9727 FIXME note about gcc/config.guess.
9728 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9729 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9730 * doc/cppopts.texi: Likewise.
9731 * doc/extend.texi: Likewise.
9732 * doc/gcc.texi: Likewise.
9733 * doc/gccint.texi: Likewise.
9734 * doc/gcov.texi: Likewise.
9735 * doc/gty.texi: Likewise.
9736 * doc/hostconfig.texi: Likewise.
9737 * doc/install.texi: Likewise.
9738 * doc/invoke.texi: Likewise.
9739 * doc/loop.texi: Likewise.
9740 * doc/makefile.texi: Likewise.
9741 * doc/md.texi: Likewise.
9742 * doc/passes.texi: Likewise.
9743 * doc/tm.texi: Likewise.
9744 * doc/tree-ssa.texi: Likewise.
9745 * doc/trouble.texi: Likewise.
9747 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9748 Nathan Sidwell <nathan@codesourcery.com>
9749 Maxim Kuvyrkov <maxim@codesourcery.com>
9750 Richard Sandiford <rdsandiford@googlemail.com>
9752 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9753 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9754 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9756 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9757 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9758 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9760 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9761 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9762 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9763 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9764 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9765 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9766 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9767 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9768 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9769 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9770 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9771 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9772 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9773 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9774 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9775 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9776 (mips_builtins): Add Loongson builtins.
9777 (mips_loongson_2ef_bdesc): New.
9778 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9779 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9780 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9781 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9783 (mips_expand_vector_init): New.
9784 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9785 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9787 * config/mips/mips.md: Add unspec numbers for Loongson
9788 builtins. Include loongson.md.
9789 (MOVE64): Include Loongson vector modes.
9790 (SPLITF): Include Loongson vector modes.
9791 (HALFMODE): Handle Loongson vector modes.
9792 * config/mips/loongson.md: New.
9793 * config/mips/loongson.h: New.
9794 * config.gcc: Add loongson.h header for mips*-*-* targets.
9795 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9797 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9799 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9800 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9801 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9802 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9803 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9804 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9805 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9806 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9807 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9808 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9809 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9810 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9811 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9812 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9813 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9814 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9815 Remove use_fixproto=yes.
9816 (ia64*-*-hpux*): Remove comment about using fixproto.
9817 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9819 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9821 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9823 * configure: Regenerate.
9825 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9828 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9829 before evaluating it.
9831 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9834 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9835 nested inline functions.
9836 (start_decl, start_function): Don't invert DECL_EXTERNAL
9837 for nested inline functions.
9839 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9841 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9842 splits that must be made for correctness.
9844 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9846 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9847 (AVAIL_NON_MIPS16): Likewise.
9848 (mips_builtin_description): Replace target_flags with a predicate.
9849 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9850 (dspr2_32): New availability predicates.
9851 (MIPS_BUILTIN): New macro.
9852 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9853 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9854 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9855 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9856 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9857 (mips_dsp_32only_bdesc): Merge into...
9858 (mips_builtins): ...this new array.
9859 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9860 (mips_init_builtins): Update after above changes.
9861 (mips_expand_builtin_1): Merge into...
9862 (mips_expand_builtin): ...here and update after above changes.
9864 2008-06-12 Paul Brook <paul@codesourcery.com>
9866 * longlong.h (__arm__): Define count_leading_zeros.
9867 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9868 (clzsi2, clzdi2): New functions.
9869 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9870 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9871 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9872 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9873 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9874 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9875 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9876 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9877 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9878 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9880 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9882 * config/m68k/m68k.c (m68k_tune_flags): New.
9883 (override_options): Compute m68k_tune_flags.
9884 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9885 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9887 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9890 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9892 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9894 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9895 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9897 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9899 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9900 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9902 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9905 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9908 2008-06-12 Richard Guenther <rguenther@suse.de>
9910 PR tree-optimization/36345
9911 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9912 add memory_tag_needed flag.
9913 (may_alias_p): Declare.
9914 * tree-ssa-alias.c (may_alias_p): Export.
9915 (set_initial_properties): Use memory_tag_needed flag.
9916 (update_reference_counts): Likewise.
9917 (reset_alias_info): Reset memory_tag_needed flag.
9918 (create_name_tags): Check memory_tag_needed flag.
9919 (dump_points_to_info_for): Dump it.
9920 * tree-ssa-structalias.c (struct variable_info): Remove
9921 directly_dereferenced flag.
9922 (new_var_info): Do not initialize it.
9923 (process_constraint_1): Do not set it.
9924 (update_alias_info): Set is_dereferenced flag.
9925 (set_uids_in_ptset): Use may_alias_p.
9926 (set_used_smts): Check memory_tag_needed flag.
9927 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9928 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9929 memory_tag_needed flag.
9930 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9933 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9935 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9936 red zone for w64 abi.
9937 (ix86_expand_prologue): Likewise.
9938 (ix86_force_to_memory): Likewise.
9939 (ix86_free_from_memory): Likewise.
9941 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9944 * config/rs6000/rs6000.c (rs6000_override_options): Set
9945 rs6000_isel conditionally to the absence of comand line override.
9946 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9947 Remove duplicate rs6000_isel setting.
9948 * config/rs6000/eabispe.h: Ditto.
9950 2008-06-11 Richard Guenther <rguenther@suse.de>
9952 * alias.c (get_alias_set): Use the element alias-set for arrays.
9953 (record_component_aliases): For arrays and vectors do nothing.
9954 * c-common.c (strict_aliasing_warning): Handle the cases
9955 of alias set zero explicitly.
9956 * Makefile.in (dfp.o-warn): Add -Wno-error.
9958 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9960 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9962 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9963 tune_32 tune_64 to supported_defaults. Allow values not
9964 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9965 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9966 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9967 with_cpu_64 to generic for 64-bit-supporting configurations, not
9968 with_cpu. Remove FIXMEs.
9969 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9970 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9971 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9972 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9973 arch_32 and arch_64.
9975 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9976 Olivier Hainque <hainque@adacore.com>
9978 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9979 Use DECL_SIZE_UNIT to retrieve the size of the field.
9981 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9983 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9984 with function calls after declarations. Lay out
9985 neon_float_type_node before further use.
9987 2008-06-11 Richard Guenther <rguenther@suse.de>
9989 * tree-flow.h (may_point_to_global_var): Declare.
9990 * tree-ssa-alias.c (may_point_to_global_var): New function.
9991 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9993 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9995 * configure.ac: Teach that fido supports .debug_line.
9996 * configure: Regenerate.
9998 2008-06-10 Tom Tromey <tromey@redhat.com>
10000 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10003 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10005 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10006 (encode_decimal64, decode_decimal64, encode_decimal128,
10007 decode_decimal128): Reverse order of 32-bit parts of value if host
10008 and target endianness differ.
10010 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10012 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10013 Avoid division by 0.
10014 (tree_mod_pow2_value_transform): Likewise.
10015 (tree_ic_transform): Likewise.
10016 (tree_stringops_transform): Likewise.
10017 (tree_mod_subtract_transform): Likewise.
10018 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10019 (copy_edges_for_bb): Likewise.
10020 (initialize_cfun): Likewise.
10022 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10024 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10025 nonmemory_operand. Add "N" operand constraint.
10027 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10028 (*jcc_btsi_mask): Ditto.
10029 (*jcc_btsi_mask_1): Ditto.
10031 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10033 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10034 TYPE_CANONICAL for copied element type.
10036 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10039 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10040 Add m_CORE2 and m_GENERIC.
10041 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10042 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10044 (*jcc_btdi_rex64): New instruction and split pattern.
10045 (*jcc_btsi): Ditto.
10046 (*jcc_btsi_1): Ditto.
10047 (*btsq): Fix Intel asm dialect operand order.
10051 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10053 PR middle-end/36447
10054 * simplify-rtx.c (simplify_subreg): Add check for shift count
10057 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10059 * doc/md.texi: Synchronize with later constraints.md change.
10060 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10061 with a C implementation.
10062 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10064 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10065 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10066 when moving to and from MD_REGNUM.
10067 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10068 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10069 Handle byte and halfword moves.
10070 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10072 * config/mips/constraints.md (h): Turn into NO_REGS.
10073 (l, x): Update documentation.
10074 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10075 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10076 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10077 (HILO): New mode iterator.
10079 (any_div): New code iterator.
10080 (u): Extend code attribute to div and udiv.
10081 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10082 d_operand in the splitters. Remove redundant CONST_INT checks.
10083 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10084 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10085 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10086 accordingly, using normal moves instead of unspecs to move LO into
10087 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10088 (<u>mulsidi3): Handle expansion in C code.
10089 (<u>mulsidi3_32bit_internal): Rename to...
10090 (<u>mulsidi3_32bit): ...this.
10091 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10092 (*<u>mulsidi3_64bit): Rename to...
10093 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10094 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10095 to set LO and HI to the multiplication result. Use a normal move
10096 for MFLO and an unspec for MFHI.
10097 (*<u>mulsidi3_64bit_parts): Replace with...
10098 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10099 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10100 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10101 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10102 instead of HI. Split the instruction into a separate multiplication
10103 and MFHI if !TARGET_FIX_R4000.
10104 (<su>muldi3_highpart): Likewise.
10105 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10106 and the "=h" clobber.
10107 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10108 (<u>mulditi3): New expander.
10109 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10110 (madsi): Remove "=h" clobber.
10111 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10112 Force the modulus result to be a GPR and split the instruction into
10113 a division followed by an MFHI after reload.
10114 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10115 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10116 the MIPS16 HIGH define_split.
10117 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10118 of acc<->gpr moves to "multi".
10119 (*movdi_64bit): Replace the single "x" alternative with
10120 alternatives for moving into and out of "a".
10121 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10122 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10123 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10124 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10125 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10126 (movti): New expander.
10127 (*movti, *movti_mips16): New insns.
10128 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10129 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10130 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10131 * config/mips/predicates.md (fpr_operand): Delete.
10132 (d_operand): New predicate.
10134 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10136 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10137 failure on some Bourne shells.
10138 (x86_64-*-*): Ditto.
10140 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10142 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10144 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10146 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10147 (sparc-sun-solaris2*): Likewise.
10149 2008-06-09 Arnaud Charlet <charlet@adacore.com
10151 * doc/install.texi: Update requirements to build the Ada compiler.
10153 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10155 * df-scan.c (struct df_scan_problem_data): Remove the
10156 mw_link_pool alloc pool.
10157 (df_scan_free_internal): Don't free it.
10158 (df_scan_alloc): Don't allocate it.
10159 * df.h (struct df_link): Update comment.
10161 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10163 * except.h: Correct checks for when SJLJ exceptions must be used.
10165 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10167 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10170 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10172 PR tree-optimization/36218
10173 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10174 configure for the build system.
10175 (BUILD_LDFLAGS): Define.
10176 * configure: Regenerate.
10177 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10179 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10182 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10183 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10184 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10186 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10188 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10190 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10192 * config.gcc (Obsolete configurations): Remove list of
10194 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10195 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10196 targets matched by those patterns.
10197 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10198 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10199 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10200 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10201 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10202 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10203 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10204 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10205 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10206 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10207 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10208 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10209 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10210 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10211 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10212 Make code for Solaris 7 and greater unconditional for Solaris.
10213 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10214 Remove --with-* handling.
10215 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10216 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10217 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10218 LINK_OS_WINDISS_SPEC): Remove.
10219 * config/rs6000/sysv4.opt (mwindiss): Remove.
10220 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10221 * configure: Regenerate.
10222 * doc/cpp.texi: Don't mention BeOS.
10223 * doc/extend.texi (interrupt): Don't mention MS1.
10224 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10225 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10226 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10227 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10228 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10230 * doc/invoke.texi (MT Options): Remove.
10231 (-mwindiss): Remove.
10232 (CRIS Options): Remove cris-axis-aout references.
10233 (HPPA Options): Don't mention hppa1.1-*-pro.
10234 * doc/md.texi: (MorphoTech family): Remove.
10235 * libgcc2.c: Don't handle UWIN.
10236 * config/alpha/t-unicosmk: Remove.
10237 * config/alpha/unicosmk.h: Remove.
10238 * config/arm/kaos-arm.h: Remove.
10239 * config/arm/kaos-strongarm.h: Remove.
10240 * config/arm/strongarm-coff.h: Remove.
10241 * config/arm/strongarm-elf.h: Remove.
10242 * config/arm/strongarm-pe.h: Remove.
10243 * config/arm/t-strongarm-pe: Remove.
10244 * config/arm/t-xscale-coff: Remove.
10245 * config/arm/t-xscale-elf: Remove.
10246 * config/arm/xscale-coff.h: Remove.
10247 * config/arm/xscale-elf.h: Remove.
10248 * config/chorus.h: Remove.
10249 * config/cris/aout.h: Remove.
10250 * config/cris/aout.opt: Remove.
10251 * config/cris/t-aout: Remove.
10252 * config/i386/beos-elf.h: Remove.
10253 * config/i386/kaos-i386.h: Remove.
10254 * config/i386/ptx4-i.h: Remove.
10255 * config/i386/sco5.h: Remove.
10256 * config/i386/sco5.opt: Remove.
10257 * config/i386/sysv4-cpp.h: Remove.
10258 * config/i386/sysv5.h: Remove.
10259 * config/i386/t-beos: Remove.
10260 * config/i386/t-sco5: Remove.
10261 * config/i386/t-uwin: Remove.
10262 * config/i386/uwin.asm: Remove.
10263 * config/i386/uwin.h: Remove.
10264 * config/kaos.h: Remove.
10265 * config/mips/windiss.h: Remove.
10266 * config/mt: Remove directory.
10267 * config/pa/pa-osf.h: Remove.
10268 * config/pa/pa-pro-end.h: Remove.
10269 * config/pa/t-pro: Remove.
10270 * config/ptx4.h: Remove.
10271 * config/rs6000/beos.h: Remove.
10272 * config/rs6000/kaos-ppc.h: Remove.
10273 * config/rs6000/t-beos: Remove.
10274 * config/rs6000/windiss.h: Remove.
10275 * config/sh/kaos-sh.h: Remove.
10276 * config/sol2-6.h: Remove.
10277 * config/sparc/sol26-sld.h: Remove.
10278 * config/sparc/sysv4-only.h: Remove.
10279 * config/vax/bsd.h: Remove.
10280 * config/vax/t-memfuncs: Remove.
10281 * config/vax/ultrix.h: Remove.
10282 * config/vax/vaxv.h: Remove.
10283 * config/windiss.h: Remove.
10285 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10287 PR rtl-optimization/36438
10288 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10289 for vector shifts with constant scalar shift operands.
10291 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10293 * doc/invoke.texi: Document -march=xlr.
10294 * config/mips/xlr.md: New file.
10295 * config/mips/mips.md: Include it.
10297 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10298 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10299 (mips_rtx_cost_data): Likewise.
10301 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10303 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10304 PRE_INC and PRE_DEC cases.
10306 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10308 PR rtl-optimization/36419
10309 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10310 the emitting jump insn.
10313 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10314 is not bool, boolify the whole *expr_p and convert to the desired type.
10316 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10318 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10319 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10320 Add omp_private_outer_ref hook, add another argument to
10321 omp_clause_default_ctor hook.
10322 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10323 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10324 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10325 hook_tree_tree_tree_tree_null.
10326 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10327 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10328 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10329 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10330 * tree.def (OMP_TASK): New tree code.
10331 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10332 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10333 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10334 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10335 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10336 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10337 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10338 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10339 (OMP_DIRECTIVE_P): Add OMP_TASK.
10340 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10341 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10342 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10343 and OMP_CLAUSE_UNTIED entries.
10344 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10346 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10347 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10348 * tree-pretty-print.c (dump_omp_clause): Handle
10349 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10350 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10351 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10352 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10353 warning about unsigned iterators. Change decl/init/cond/incr
10354 arguments to TREE_VECs, check arguments for all collapsed loops.
10355 (c_finish_omp_taskwait): New function.
10356 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10358 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10359 default_function_array_conversion on init. Add par_clauses argument.
10360 If decl is present in parallel's lastprivate clause, change it to
10361 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10362 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10363 collapse count in clauses.
10364 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10365 c_parser_omp_for_loop callers.
10366 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10367 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10368 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10369 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10371 (c_parser_omp_clause_schedule): Handle schedule(auto).
10372 Include correct location in the error message.
10373 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10374 and PRAGMA_OMP_CLAUSE_UNTIED.
10375 (OMP_TASK_CLAUSE_MASK): Define.
10376 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10377 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10378 * tree-nested.c (convert_nonlocal_omp_clauses,
10379 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10380 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10381 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10382 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10384 (conver_nonlocal_reference, convert_local_reference,
10385 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10386 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10387 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10388 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10389 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10390 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10391 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10392 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10393 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10395 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10396 * c-common.h (c_finish_omp_taskwait): New prototype.
10397 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10398 * tree-parloops.c (create_parallel_loop): Create 1 entry
10399 vectors for OMP_FOR_{INIT,COND,INCR}.
10400 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10401 (make_edges): Handle OMP_TASK.
10402 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10403 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10404 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10405 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10406 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10407 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10408 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10409 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10410 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10411 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10412 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10413 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10414 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10415 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10416 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10417 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10418 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10419 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10420 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10421 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10422 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10423 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10424 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10425 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10426 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10427 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10428 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10429 original iterator is present in lastprivate clause or if
10430 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10431 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10432 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10433 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10434 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10435 if it is set, lookup var in outer contexts too. Handle
10436 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10437 to be implicitly determined firstprivate for task regions.
10438 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10439 if it is set, lookup var in outer contexts too. Set
10440 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10441 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10442 OMP_CLAUSE_UNTIED. Take region_type as last argument
10443 instead of in_parallel and in_combined_parallel.
10444 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10446 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10447 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10448 (new_omp_context): Set default_kind to
10449 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10450 (omp_region_type): New enum.
10451 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10452 fields, add region_type.
10453 (new_omp_context): Take region_type as argument instead of is_parallel
10454 and is_combined_parallel.
10455 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10456 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10457 ctx->is_combined_parallel checks.
10458 (gimplify_omp_task): New function.
10459 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10461 * omp-low.c (extract_omp_for_data): Use schedule(static)
10462 for schedule(auto). Handle pointer and unsigned iterators.
10463 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10464 Add loops argument. Extract data for collapsed OMP_FOR loops.
10465 (expand_parallel_call): Assert sched_kind isn't auto,
10466 map runtime schedule to index 3.
10467 (struct omp_for_data_loop): New type.
10468 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10469 Add loop, loops, collapse and iter_type fields.
10470 (workshare_safe_to_combine_p): Disallow combined for if
10471 iter_type is unsigned long long. Don't combine collapse > 1 loops
10472 unless all bounds and steps are constant. Adjust extract_omp_for_data
10474 (expand_omp_for_generic): Handle pointer, unsigned and long long
10475 iterators. Handle collapsed OMP_FOR loops. Adjust
10476 for struct omp_for_data changes. If libgomp function doesn't return
10477 boolean_type_node, add comparison of the return value with 0.
10478 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10479 pointer, unsigned and long long iterators. Adjust for struct
10480 omp_for_data changes.
10481 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10482 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10483 unsigned long long. Allocate loops array, pass it to
10484 extract_omp_for_data. For collapse > 1 loops use always
10485 expand_omp_for_generic.
10486 (omp_context): Add sfield_map and srecord_type fields.
10487 (is_task_ctx, lookup_sfield): New functions.
10488 (use_pointer_for_field): Use is_task_ctx helper. Change first
10489 argument's type from const_tree to tree. Clarify comment.
10490 In OMP_TASK disallow copy-in/out sharing.
10491 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10492 (install_var_field): Add mask argument. Populate both record_type
10493 and srecord_type if needed.
10494 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10496 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10497 and DECL_FIELD_OFFSET.
10498 (scan_sharing_clauses): Adjust install_var_field callers. For
10499 firstprivate clauses on explicit tasks allocate the var by value in
10500 record_type unconditionally, rather than by reference.
10501 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10502 Use is_taskreg_ctx instead of is_parallel_ctx.
10503 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10504 (create_omp_child_function_name): Add task_copy argument, use
10505 *_omp_cpyfn* names if it is true.
10506 (create_omp_child_function): Add task_copy argument, if true create
10507 *_omp_cpyfn* helper function.
10508 (scan_omp_parallel): Adjust create_omp_child_function callers.
10509 Rename parallel_nesting_level to taskreg_nesting_level.
10510 (scan_omp_task): New function.
10511 (lower_rec_input_clauses): Don't run constructors for firstprivate
10512 explicit task vars which are initialized by *_omp_cpyfn*.
10513 Pass outer var ref to omp_clause_default_ctor hook if
10514 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10515 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10516 OMP_CLAUSE_REDUCTION_INIT.
10517 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10518 avoid duplicate setting of fields. Handle
10519 OMP_CLAUSE_PRIVATE_OUTER_REF.
10520 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10521 copy-out if TREE_READONLY, only copy-in.
10522 (expand_task_copyfn): New function.
10523 (expand_task_call): New function.
10524 (struct omp_taskcopy_context): New type.
10525 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10527 (lower_omp_parallel): Rename to...
10528 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10529 Call create_task_copyfn if srecord_type is needed. Adjust
10531 (task_shared_vars): New variable.
10532 (check_omp_nesting_restrictions): Warn if work-sharing,
10533 barrier, master or ordered region is closely nested inside OMP_TASK.
10534 Add warnings for barrier if closely nested inside of work-sharing,
10535 ordered, or master region.
10536 (scan_omp_1): Call check_omp_nesting_restrictions even for
10537 GOMP_barrier calls. Rename parallel_nesting_level to
10538 taskreg_nesting_level. Handle OMP_TASK.
10539 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10540 work-sharing construct, continue looking for them on parent parallel
10542 (lower_omp_for_lastprivate): Add lastprivate clauses
10543 to the beginning of dlist rather than end. Adjust for struct
10544 omp_for_data changes.
10545 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10546 not after it. Handle collapsed OMP_FOR loops, adjust for
10547 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10548 (get_ws_args_for): Adjust extract_omp_for_data caller.
10549 (scan_omp_for): Handle collapsed OMP_FOR
10550 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10551 (lower_omp_single_simple): If libgomp function doesn't return
10552 boolean_type_node, add comparison of the return value with 0.
10553 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10554 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10555 (parallel_nesting_level): Rename to...
10556 (taskreg_nesting_level): ... this.
10557 (is_taskreg_ctx): New function.
10558 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10559 of is_parallel_ctx.
10560 (execute_lower_omp): Rename parallel_nesting_level to
10561 taskreg_nesting_level.
10562 (expand_omp_parallel): Rename to...
10563 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10564 Call omp_task_call for OMP_TASK regions.
10565 (expand_omp): Adjust caller, handle OMP_TASK.
10566 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10568 * bitmap.c (bitmap_default_obstack_depth): New variable.
10569 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10570 if argument is NULL and bitmap_default_obstack is already initialized.
10571 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10573 * matrix-reorg.c (matrix_reorg): Likewise.
10575 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10577 * config/i386/i386.md (*indirect_jump): Macroize using P
10578 mode iterator. Remove !TARGET_64BIT from insn constraints.
10579 (*tablejump_1): Ditto.
10580 (*indirect_jump_rex64): Remove insn pattern.
10581 (*tablejump_1_rex64): Ditto.
10582 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10583 and eh_return_si insn patterns.
10585 2008-06-06 Richard Guenther <rguenther@suse.de>
10587 * tree-ssa-structalias.c (merge_smts_into): Remove.
10588 (find_what_p_points_to): Do not bother to compute the
10589 points-to set for pt_anything pointers.
10590 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10591 for pt_anything pointers is ok.
10593 2008-06-06 Jan Hubicka <jh@suse.cz>
10595 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10597 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10599 * cgraph.c: Fix typos in comments.
10600 (cgraph_availability_names): Fix string typo.
10601 * fold-const.c: Fix typos in comments.
10602 (fold_binary): Fix typo in warning.
10603 * genautomata.c: Fix typos in comments.
10604 (check_presence_pattern_sets): Fix typo in local variable.
10605 (output_description): Fix typo in output.
10606 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10607 * hwint.h: Likewise.
10608 * matrix-reorg.c (check_allocation_function): Likewise.
10609 * omega.c (smooth_weird_equations): Likewise.
10610 * auto-inc-dec.c: Fix typos in comments.
10611 * bb-reorder.c: Likewise.
10612 * builtins.c: Likewise.
10613 * c-common.c: Likewise.
10614 * c-cppbuiltin.c: Likewise.
10615 * c-parser.c: Likewise.
10616 * c-pretty-print.c: Likewise.
10617 * cfgcleanup.c: Likewise.
10618 * cfgexpand.c: Likewise.
10619 * cfghooks.c: Likewise.
10620 * cfglayout.c: Likewise.
10621 * cfgloopmanip.c: Likewise.
10622 * cgraphunit.c: Likewise.
10623 * coverage.c: Likewise.
10624 * dbxout.c: Likewise.
10625 * df-byte-scan.c: Likewise.
10626 * df-core.c: Likewise.
10627 * df-problems.c: Likewise.
10628 * df-scan.c: Likewise.
10630 * dominance.c: Likewise.
10631 * domwalk.c: Likewise.
10633 * dwarf2out.c: Likewise.
10634 * emit-rtl.c: Likewise.
10635 * et-forest.c: Likewise.
10636 * function.c: Likewise.
10637 * function.h: Likewise.
10639 * gcov-io.c: Likewise.
10640 * gcov.c: Likewise.
10641 * gcse.c: Likewise.
10642 * genattrtab.c: Likewise.
10643 * ggc-page.c: Likewise.
10644 * gimplify.c: Likewise.
10645 * gthr-lynx.h: Likewise.
10646 * haifa-sched.c: Likewise.
10647 * ipa-cp.c: Likewise.
10648 * ipa-inline.c: Likewise.
10649 * ipa-prop.h: Likewise.
10650 * ipa-pure-const.c: Likewise.
10651 * ipa-struct-reorg.c: Likewise.
10652 * ipa-struct-reorg.h: Likewise.
10653 * ipa-type-escape.c: Likewise.
10655 * loop-doloop.c: Likewise.
10656 * mips-tfile.c: Likewise.
10657 * mkmap-flat.awk: Likewise.
10658 * mkmap-symver.awk: Likewise.
10659 * modulo-sched.c: Likewise.
10660 * omp-low.c: Likewise.
10661 * optabs.c: Likewise.
10662 * optabs.h: Likewise.
10663 * opts.c: Likewise.
10664 * passes.c: Likewise.
10665 * postreload-gcse.c: Likewise.
10666 * postreload.c: Likewise.
10667 * predict.c: Likewise.
10668 * pretty-print.h: Likewise.
10669 * profile.c: Likewise.
10670 * protoize.c: Likewise.
10671 * ra-conflict.c: Likewise.
10672 * real.c: Likewise.
10673 * recog.c: Likewise.
10674 * regclass.c: Likewise.
10675 * regs.h: Likewise.
10676 * reload.c: Likewise.
10677 * rtl-error.c: Likewise.
10678 * rtlanal.c: Likewise.
10679 * scan.h: Likewise.
10680 * sched-rgn.c: Likewise.
10682 * stmt.c: Likewise.
10683 * target.h: Likewise.
10684 * tree-dfa.c: Likewise.
10685 * tree-eh.c: Likewise.
10686 * tree-flow-inline.h: Likewise.
10687 * tree-inline.c: Likewise.
10688 * tree-into-ssa.c: Likewise.
10689 * tree-loop-distribution.c: Likewise.
10690 * tree-nested.c: Likewise.
10691 * tree-parloops.c: Likewise.
10692 * tree-pass.h: Likewise.
10693 * tree-pretty-print.c: Likewise.
10694 * tree-profile.c: Likewise.
10695 * tree-scalar-evolution.c: Likewise.
10696 * tree-sra.c: Likewise.
10697 * tree-ssa-alias-warnings.c: Likewise.
10698 * tree-ssa-ccp.c: Likewise.
10699 * tree-ssa-coalesce.c: Likewise.
10700 * tree-ssa-dom.c: Likewise.
10701 * tree-ssa-dse.c: Likewise.
10702 * tree-ssa-forwprop.c: Likewise.
10703 * tree-ssa-live.c: Likewise.
10704 * tree-ssa-live.h: Likewise.
10705 * tree-ssa-loop-im.c: Likewise.
10706 * tree-ssa-loop-ivopts.c: Likewise.
10707 * tree-ssa-loop-niter.c: Likewise.
10708 * tree-ssa-loop-prefetch.c: Likewise.
10709 * tree-ssa-phiopt.c: Likewise.
10710 * tree-ssa-phiprop.c: Likewise.
10711 * tree-ssa-sccvn.c: Likewise.
10712 * tree-ssa-ter.c: Likewise.
10713 * tree-ssa-threadupdate.c: Likewise.
10714 * tree-ssa.c: Likewise.
10715 * tree-vect-analyze.c: Likewise.
10716 * tree-vect-transform.c: Likewise.
10717 * tree-vectorizer.c: Likewise.
10718 * tree-vn.c: Likewise.
10719 * tree-vrp.c: Likewise.
10720 * tree.c: Likewise.
10721 * tree.def: Likewise.
10722 * tree.h: Likewise.
10723 * unwind-dw2-fde.c: Likewise.
10724 * unwind.inc: Likewise.
10725 * value-prof.c: Likewise.
10726 * vmsdbgout.c: Likewise.
10728 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10730 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10731 always place FP constants in the TOC for TARGET_POWERPC64.
10732 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10734 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10736 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10737 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10738 enable for TARGET_E500_DOUBLE.
10739 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10740 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10741 floating-point modes like integer modes for E500 double.
10742 (rs6000_legitimate_offset_address_p): Likewise.
10743 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10744 addressing for DDmode for E500 double.
10745 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10746 modes as using 64-bits of registers for E500 double.
10747 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10748 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10749 specially for E500 double.
10750 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10751 TDmode for E500 double.
10752 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10753 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10754 (rs6000_split_multireg_move): Do not handle TDmode specially for
10756 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10757 using 64-bit registers for E500 double.
10758 (emit_frame_save): Do not handle DDmode specially for E500 double.
10759 (gen_frame_mem_offset): Likewise.
10760 (rs6000_function_value): Do not call spe_build_register_parallel
10761 for DDmode or TDmode.
10762 (rs6000_libcall_value): Likewise.
10763 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10764 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10767 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10769 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10772 2008-06-04 Junjie Gu <jgu@tensilica.com>
10774 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10775 comparison for frame pointers.
10777 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10780 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10782 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10785 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10786 register is already smaller or equal to required mode.
10788 2008-06-04 Xinliang David Li <davidxl@google.com>
10790 * tree-call-cdce.c: New file.
10791 (cond_dead_built_in_calls): New static variable.
10792 (input_domain): New struct.
10793 (check_pow): New function.
10794 (check_builtin_call): Ditto.
10795 (check_target_format): Ditto.
10796 (is_call_dce_candidate): Ditto.
10797 (gen_one_condition): Ditto.
10798 (gen_conditions_for_domain): Ditto.
10799 (get_domain): Ditto.
10800 (gen_conditions_for_pow_cst_base): Ditto.
10801 (gen_conditions_for_pow_int_base): Ditto.
10802 (gen_conditions_for_pow): Ditto.
10803 (get_no_error_domain): Ditto.
10804 (gen_shrink_wrap_conditions): Ditto.
10805 (shrink_wrap_one_built_in_call): Ditto.
10806 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10807 (tree_call_cdce): Ditto.
10808 (gate_call_cdce): Ditto.
10809 (pass_call_cdce): New gimple pass.
10810 * passes.c: (init_optimization_passes): New pass.
10811 * tree-pass.h: New pass declaration.
10812 * opts.c (decode_options): New flag setting.
10813 * common.opt: Add -ftree-builtin-call-dce flag.
10814 * Makefile.in: Add new source file.
10815 * tempvar.def: New tv_id.
10816 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10818 2008-06-04 Richard Guenther <rguenther@suse.de>
10820 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10821 (is_call_clobbered): Always check var_ann->call_clobbered.
10822 (mark_call_clobbered): Always set var_ann->call_clobbered.
10823 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10824 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10825 (reset_alias_info): Clear call clobbering info on MTAGs and
10827 (set_pt_anything): Set pt_global_mem.
10828 (create_tag_raw): Adjust comment.
10829 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10831 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10832 Maxim Kuvyrkov <maxim@codesourcery.com>
10834 * config/m68k/m68k.opt (mxgot): New option.
10835 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10836 (m68k_output_addr_const_extra): New.
10837 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10838 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10839 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10840 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10842 2008-06-04 Richard Guenther <rguenther@suse.de>
10844 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10845 negative or non-representable offsets.
10847 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10849 * config/i386/i386.c (ix86_gen_leave): New.
10850 (ix86_gen_pop1): Likewise.
10851 (ix86_gen_add3): Likewise.
10852 (ix86_gen_sub3): Likewise.
10853 (ix86_gen_sub3_carry): Likewise.
10854 (ix86_gen_one_cmpl2): Likewise.
10855 (ix86_gen_monitor): Likewise.
10856 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10857 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10858 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10859 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10860 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10861 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10862 (ix86_expand_epilogue): Updated.
10863 (print_operand): Handle integer register operand for 'z'.
10864 (ix86_expand_strlensi_unroll_1): Likewise.
10865 (ix86_expand_strlen): Likewise.
10866 (ix86_expand_builtin): Likewise.
10867 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10868 mov{q}/mov{l} and add{q}/add{l}.
10870 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10872 * config/i386/i386.md (P): New mode iterator.
10873 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10874 using P mode iterator.
10875 (DFmode push_operand splitter): Ditto.
10876 (XFmode push_operand splitter): Ditto.
10877 (DFmode float_extend SFmode push_operand splitter): Ditto.
10878 (XFmode float_extend SFmode push_operand splitter): Do not generate
10879 SImode pushes for 64bit target. Macroize Dimode and SImode
10880 pushes using P mode iterator.
10881 (XFmode float_extend DFmode push_operand splitter): Ditto.
10883 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10885 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10886 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10887 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10888 return type to int.
10889 (ix86_call_abi_override): Remove check for call_used_regs.
10891 2008-06-03 Richard Guenther <rguenther@suse.de>
10893 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10894 for the lhs of calls if the return type contains pointers.
10896 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10898 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10899 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10900 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10901 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10902 of cfun and DEFAULT_ABI to deceide abi mode.
10903 (DEFAULT_ABI): New.
10904 (REG_PARM_STACK_SPACE): Removed.
10905 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10906 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10907 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10908 (ix86_function_abi): Likewise.
10909 (ix86_function_type_abi): Likewise.
10910 (ix86_call_abi_override): Likewise.
10911 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10912 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10913 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10914 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10916 (X86_64_REGPARM_MAX): New.
10917 (X86_64_SSE_REGPARM_MAX): New.
10918 (X64_REGPARM_MAX): New.
10919 (X64_SSE_REGPARM_MAX): New.
10920 (X86_32_REGPARM_MAX): New.
10921 (X86_32_SSE_REGPARM_MAX): New.
10922 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10923 (ix86_function_regparm): Handle user calling abi.
10924 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10925 by DEFAULT_ABI versus SYSV_ABI check.
10926 (ix86_reg_parm_stack_space): New.
10927 (ix86_function_type_abi): New.
10928 (ix86_call_abi_override): New.
10929 (ix86_function_abi): New.
10930 (ix86_cfun_abi): New.
10931 (init_cumulative_args): Call abi specific initialization.
10932 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10933 (function_arg_64): Extend SSE_REGPARM_MAX check.
10934 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10935 (ix86_pass_by_reference): Likewise.
10936 (ix86_function_value_regno_p): Likewise.
10937 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10938 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10939 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10940 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10941 (setup_incoming_varargs_64): Adjust regparm for call abi.
10942 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10943 (ix86_va_start): Likewise.
10944 (ix86_gimplify_va_arg): Likewise.
10945 (ix86_expand_prologue): Likewise.
10946 (output_pic_addr_const): Likewise.
10947 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10948 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10949 (x86_output_mi_thunk): Likewise.
10950 (x86_function_profiler): Likewise.
10951 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10952 (SYSV_ABI, MS_ABI): New constants.
10953 (DEFAULT_ABI): New.
10954 (init_regs): Add prototype of function in regclass.c file.
10955 (OVERRIDE_ABI_FORMAT): New.
10956 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10957 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10958 (OUTGOING_REG_PARM_STACK_SPACE): New.
10959 (ix86_reg_parm_stack_space): New prototype.
10960 (CUMULATIVE_ARGS): Add call_abi member.
10961 (machine_function): Add call_abi member.
10962 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10963 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10965 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10968 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10969 (avr_builtin_setjmp_frame_value): New function.
10970 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10971 (nonlocal_goto): Define.
10973 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10975 * config/mips/mips.c (mips_emit_loadgp): Return early if
10976 there is nothing do to, otherwise emit a blockage if
10977 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10978 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10980 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10982 * configure.ac: Drop unneeded backslash ending up in config.in.
10983 * acinclude.m4: Likewise.
10984 * config.in: Regenerate.
10986 2008-05-26 Jan Hubicka <jh@suse.cz>
10988 * predict.c (maybe_hot_frequency_p): Break out of...
10989 (maybe_hot_bb_p): ... here.
10990 (maybe_hot_edge_p): New.
10991 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10992 * basic-block.h (maybe_hot_edge_p): Declare.
10994 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10996 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10997 (*cmpfp_<mode>_cc): Ditto.
10998 (*fp_jcc_8<mode>_387): Ditto.
10999 (*fop_<MODEF:mode>_2_i387): Ditto.
11000 (*fop_<MODEF:mode>_3_i387): Ditto.
11001 (*fop_xf_2_i387): Ditto.
11002 (*fop_xf_3_i387): Ditto.
11004 2008-06-02 Tomas Bily <tbily@suse.cz>
11006 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11008 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11010 * config/mips/mips.c (mips_valid_offset_p): New function.
11011 (mips_valid_lo_sum_p): Likewise.
11012 (mips_classify_address): Use them.
11013 (mips_force_address): New function.
11014 (mips_legitimize_address): Use it.
11015 * config/mips/mips.md (MOVE128): New mode iterator.
11016 (movtf): Require TARGET_64BIT. Remove empty strings.
11017 (*movtf_internal): Rename to...
11018 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11019 of "R" and use {,fp}{load,store} attributes instead of "multi".
11020 Use a separate define_split.
11021 (*movtf_mips16): New pattern.
11023 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11025 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11026 * config/mips/mips.c (mips_expand_before_return): New function.
11027 (mips_expand_epilogue): Call it.
11028 * config/mips/mips.md (return): Turn into a define_expand.
11029 (*return): New insn.
11031 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11033 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11034 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11035 functions. Do not emit uses and clobbers of CONCATs; individually
11036 use and clobber their operands.
11037 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11038 gen_clobber, emit_use and gen_use.
11039 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11040 (expand_builtin_return): Likewise.
11041 * cfgbuild.c (count_basic_blocks): Likewise.
11042 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11043 * explow.c (emit_stack_restore): Likewise.
11044 * expmed.c (extract_bit_field_1): Likewise.
11045 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11046 (emit_move_multi_word, store_constructor): Likewise.
11047 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11048 (thread_prologue_and_epilogue_insns): Likewise.
11049 * lower-subreg.c (resolve_simple_move): Likewise.
11050 * optabs.c (widen_operand, expand_binop): Likewise.
11051 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11052 * reload.c (find_reloads): Likewise.
11053 * reload1.c (eliminate_regs_in_insn): Likewise.
11054 * stmt.c (expand_nl_goto_receiver): Likewise.
11055 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11056 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11057 * config/arm/arm.c (arm_load_pic_register): Likewise.
11058 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11059 * config/arm/arm.md (untyped_return): Likewise.
11060 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11061 * config/avr/avr.c (expand_prologue): Likewise.
11062 * config/bfin/bfin.c (do_unlink): Likewise.
11063 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11064 * config/cris/cris.c (cris_expand_prologue): Likewise.
11065 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11066 (machopic_legitimize_pic_address): Likewise.
11067 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11068 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11069 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11070 (ix86_expand_convert_uns_didf_sse): Likewise.
11071 (ix86_expand_vector_init_general): Likewise.
11072 * config/ia64/ia64.md (eh_epilogue): Likewise.
11073 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11074 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11075 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11076 (config/iq2000/iq2000.c): Likewise.
11077 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11078 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11079 (builtin_longjmp): Likewise.
11080 * config/mn10300/mn10300.md (call, call_value): Likewise.
11081 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11082 * config/pdp11/pdp11.md (abshi2): Likewise.
11083 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11084 * config/s390/s390.c (s390_emit_prologue): Likewise.
11085 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11086 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11087 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11088 * config/sh/sh.c (prepare_move_operands): Likewise.
11089 (output_stack_adjust, sh_expand_epilogue): Likewise.
11090 (sh_set_return_address, sh_expand_t_scc): Likewise.
11091 * config/sparc/sparc.c (load_pic_register): Likewise.
11092 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11093 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11094 * config/v850/v850.c (expand_epilogue): Likewise.
11096 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11098 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11099 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11100 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11101 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11102 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11103 stack pointer register.
11104 (output_movhi): Remove code for interrupt specific writing to the
11105 stack pointer register.
11107 2008-05-31 Richard Guenther <rguenther@suse.de>
11109 PR tree-optimization/34244
11110 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11111 (tree_expr_nonzero_warnv_p): Likewise.
11112 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11113 ssa_name_nonnegative_p.
11114 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11115 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11116 not tree_expr_nonzero_warnv_p.
11118 PR tree-optimization/36262
11120 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11122 PR tree-optimization/34244
11123 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11124 (record_numbers_of_iterations): New function.
11125 (execute_vrp): Cache the numbers of iterations of loops.
11126 * tree-scalar-evolution.c (scev_reset_except_niters):
11128 (scev_reset): Use scev_reset_except_niters.
11129 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11131 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11133 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11134 __WORKAROUND_RETS when appropriate.
11136 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11138 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11139 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11141 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11142 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11143 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11144 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11145 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11146 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11147 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11148 *fop_df_1_sse insn patterns using MODEF mode iterator.
11149 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11150 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11151 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11152 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11153 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11154 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11155 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11156 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11157 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11158 (*fop_xf_5_i387): Ditto.
11159 (*fop_xf_6_i387): Ditto.
11161 2008-05-30 Richard Guenther <rguenther@suse.de>
11163 * builtins.c (build_string_literal): Avoid generating
11164 a non-gimple_val result.
11166 2008-05-30 DJ Delorie <dj@redhat.com>
11168 * exec-tool.in: Use an environment variable (private) instead of a
11169 file (shared) as a semaphore, so as to not break parallel builds.
11171 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11173 * optabs.c (maybe_encapsulate_block): Remove.
11174 (emit_libcall_block): Adjust accordingly.
11175 * optabs.h (maybe_encapsulate_block): Remove prototype.
11177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11178 Don't use maybe_encapsulate_block.
11180 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11182 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11183 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11184 rtx is a SYMBOL_REF before calling get_pool_constant.
11186 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11188 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11190 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11192 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11193 rather than OS names to choose INO_T_EQ definition.
11194 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11195 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11197 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11200 * config/darwin-f.c: New.
11201 * config/t-darwin: Added rule to build darwin-f.o.
11202 * config.gcc: Defined new variable, fortran_target_objs.
11203 (*-*-darwin*): Set fortran_target_objs.
11204 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11205 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11206 * configure: Regenerated.
11208 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11211 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11212 canonical type if needed.
11214 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11216 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11218 2008-05-29 Richard Guenther <rguenther@suse.de>
11220 PR tree-optimization/36343
11221 PR tree-optimization/36346
11222 PR tree-optimization/36347
11223 * tree-flow.h (clobber_what_p_points_to): Declare.
11224 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11225 pointed-to variable is dereferenced is irrelevant to whether
11226 the pointer can access the pointed-to variable.
11227 (clobber_what_p_points_to): New function.
11228 * tree-ssa-alias.c (set_initial_properties): Use it.
11229 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11230 call clobber check for NMTs.
11232 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11234 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11235 for printing gcov_type.
11237 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11239 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11240 and the eh region information.
11241 * value-prof.c (gimple_move_stmt_histograms): New function.
11242 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11244 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11246 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11248 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11250 * value-prof.c (tree_ic_transform): Print counts.
11251 * tree-profile.c (tree_gen_ic_func_profiler):
11252 Clear __gcov_indreict_call_callee variable to avoid misattribution
11255 2008-05-28 Rafael Espindola <espindola@google.com>
11257 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11260 2008-05-28 Richard Guenther <rguenther@suse.de>
11262 PR tree-optimization/36339
11263 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11264 and clobbering code out of the loop.
11266 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11268 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11271 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11272 s390_contiguous_bitmask_p, s390_symref_operand_p,
11273 s390_check_symref_alignment, s390_reload_larl_operand,
11274 s390_reload_symref_address): New functions.
11275 (s390_branch_condition_mnemonic): Support compare and branch
11277 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11278 and 'W' constraints.
11279 (s390_secondary_reload): Add secondary reloads for unaligned
11280 symbol refs or symbol refs to floating point or QI/TI mode
11282 (legitimate_address_p): Accept symbol references as addresses.
11283 (s390_expand_insv): Use rotate and insert selected bits
11284 instruction for insv when building for z10.
11285 (print_operand_address): Handle symbol ref addresses.
11286 (print_operand): Output modifier 'c' added for signed byte values.
11287 (s390_encode_section_info): Mark symbol refs with
11288 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11290 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11291 (length attribute): RRF, RRR have 4 byte length.
11292 (FPALL, INTALL): New mode iterators added.
11293 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11294 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11295 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11296 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11297 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11298 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11299 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11300 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11302 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11303 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11304 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11305 reload<INTALL:mode><P:mode>_toreg_z10,
11306 reload<FPALL:mode><P:mode>_tomem_z10,
11307 reload<FPALL:mode><P:mode>_toreg_z10,
11308 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11309 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11310 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11311 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11313 (movmem, clrmem, cmpmem): New splitters added.
11315 * config/s390/predicates.md (larl_operand): Use
11316 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11317 SYMBOL_REF_ALIGN1_P.
11318 (s390_signed_integer_comparison,
11319 s390_unsigned_integer_comparison): New predicates.
11321 * config/s390/s390-protos.h (s390_check_symref_alignment,
11322 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11323 s390_reload_symref_address,
11324 s390_compare_and_branch_condition_mask): Prototypes added.
11326 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11327 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11328 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11330 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11332 * config/s390/s390.c (z10_cost): New cost function for z10.
11333 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11334 (s390_issue_rate): Adjust issue rate for z10.
11335 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11336 (processor_flags): Add PF_Z10.
11337 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11338 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11339 * gcc/config.gcc: Add z10.
11341 2008-05-28 Richard Guenther <rguenther@suse.de>
11343 PR tree-optimization/36291
11344 * tree-flow. h (struct gimple_df): Remove var_anns member.
11345 * tree-flow-inline.h (gimple_var_anns): Remove.
11346 (var_ann): Simplify.
11347 * tree-dfa.c (create_var_ann): Simplify.
11348 (remove_referenced_var): Clear alias info from var_anns of globals.
11349 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11350 (delete_tree_ssa): Clear alias info from var_anns of globals.
11351 Do not free var_anns.
11352 (var_ann_eq): Remove.
11353 (var_ann_hash): Likewise.
11355 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11357 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11358 and loongson2f entries.
11359 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11360 * config/mips/mips.h (processor_type): Add Loongson-2E
11361 and Loongson-2F entries.
11362 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11363 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11364 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11365 * doc/invoke.texi (MIPS Options): Document loongson2e
11366 and loongson2f processor names.
11368 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11372 * config/i386/i386.c (ix86_function_arg_boundary): Use
11373 alignment of canonical type.
11374 (ix86_expand_vector_move): Check unaligned memory access for
11377 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11379 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11380 Moved to the front of file.
11382 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11383 H.J. Lu <hongjiu.lu@intel.com>
11385 * dwarf2out.c (current_fde): New.
11387 (lookup_cfa:): Likewise.
11388 (dwarf2out_end_epilogue): Likewise.
11389 (dwarf2out_note_section_used): Likewise.
11391 2008-05-27 Michael Matz <matz@suse.de>
11394 * c.opt (Wenum-compare): New warning option.
11395 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11397 2008-05-27 Michael Matz <matz@suse.de>
11399 PR middle-end/36326
11400 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11402 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11403 into memory as tail calls.
11405 2008-05-27 Richard Guenther <rguenther@suse.de>
11407 PR tree-optimization/36339
11408 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11409 pointers cause all addressable variables to be call clobbered.
11411 2008-05-27 Richard Guenther <rguenther@suse.de>
11413 PR tree-optimization/36245
11414 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11416 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11418 * config/s390/s390.md: Replace all occurences of the 'm'
11419 constraint with 'RT'.
11421 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11423 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11425 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11427 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11428 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11429 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11431 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11433 * reload.c: (find_reloads): Skip alternatives according to the
11434 "enabled" attribute. Constify the constraint variable.
11435 * recog.c (get_attr_enabled): Add default implementation.
11436 (extract_insn): Set the alternative_enabled_p array
11437 in the recog_data struct.
11438 (preprocess_constraints, constrain_operands): Skip
11439 alternatives according to the "enabled" attribute
11440 * recog.h (struct recog_data): New field alternative_enabled_p.
11441 (skip_alternative): New inline function.
11442 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11443 (record_reg_classes): Skip alternative according to the
11444 "enabled" attribute.
11446 * doc/md.texi: Add documention for the "enabled" attribute.
11448 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11450 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11451 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11452 constraint with TARGET_MEM_CONSTRAINT.
11453 * recog.c (asm_operand_ok, preprocess_constraints,
11454 constrain_operands): Likewise.
11455 * regclass.c (record_reg_classes): Likewise.
11456 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11457 * reload1.c (maybe_fix_stack_asms): Likewise.
11458 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11459 * recog.h: Adjust comment.
11460 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11461 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11462 * doc/md.texi: Add a note to description of 'm' constraint.
11463 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11465 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11467 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11468 that the bitfield is of integral type before testing its precision.
11470 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11471 Sa Liu <saliu@de.ibm.com>
11473 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11474 __modti3, __udivti3, __umodti3 and __udivmodti4.
11475 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11476 that implement TImode mul and div functions.
11477 * config/spu/multi3.c: New. Implement __multi3.
11478 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11479 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11482 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11484 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11485 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11486 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11487 tls_sysv_suffix): New mode and mode attribute iterators.
11488 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11489 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11490 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11491 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11492 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11495 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11497 PR tree-optimization/36329
11498 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11499 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11500 * cgraphbuild.c (initialize_inline_failed): Use the latter
11501 macro in lieu of the former.
11502 * ipa-inline.c (cgraph_mark_inline): Likewise.
11503 (cgraph_decide_inlining_of_small_function): Likewise.
11504 (cgraph_decide_inlining): Likewise.
11505 (cgraph_decide_inlining_incrementally): Likewise.
11507 2008-05-26 Tristan Gingold <gingold@adacore.com>
11508 Anatoly Sokolov <aesok@post.ru>
11510 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11511 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11512 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11513 optimization for 'avr6' architecture.
11515 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11518 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11520 2008-05-26 Richard Guenther <rguenther@suse.de>
11522 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11523 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11525 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11527 PR middle-end/36253
11528 * caller-save.c (insert_restore): Verify alignment of spill space.
11529 (insert_save): Likewise.
11530 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11531 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11532 (STACK_SLOT_ALIGNMENT): Likewise.
11533 * function.c (LOCAL_ALIGNMENT): Removed.
11534 (get_stack_local_alignment): New.
11535 (assign_stack_local): Use it. Set alignment on stack slot.
11536 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11537 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11538 (STACK_SLOT_ALIGNMENT): New.
11539 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11540 stack slot in XFmode.
11542 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11544 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11547 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11548 argument operand in rax isn't removed.
11550 2008-05-26 Richard Guenther <rguenther@suse.de>
11552 PR middle-end/36300
11553 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11554 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11556 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11559 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11561 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11563 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11564 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11566 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11568 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11569 build a trampoline if we don't want one.
11570 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11571 return zero for nested functions if we don't want a trampoline.
11573 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11575 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11577 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11580 * c.opt: Removed undocumented option '-lang-fortran'.
11581 * c-common.h: Removed global variable 'lang_fortran'.
11582 * c-opts.c (c_common_handle_option): Removed code to handle
11583 option '-lang-fortran'. Updated includes.
11584 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11585 definition of '__GFORTRAN__'.
11586 (define__GNUC__): Reimplemented to use BASEVER and
11587 cpp_define_formatted.
11588 (builtin_define_with_value_n): Removed.
11589 * c-incpath.h: Renamed to ...
11590 * incpath.h: ... this.
11591 * c-incpath.c: Renamed to ...
11592 * incpath.c: ... this. Updated includes.
11593 * fix-header.c: Updated includes.
11594 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11595 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11596 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11598 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11600 * tree.h: Update the table of flags used on tree nodes.
11601 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11602 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11603 (FORCED_LABEL): Add access check.
11604 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11605 (ASM_INPUT_P): Likewise.
11606 (ASM_VOLATILE_P): Likewise.
11607 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11608 (OMP_SECTION_LAST): Access private_flag directly.
11609 (OMP_RETURN_NOWAIT): Likewise.
11610 (OMP_PARALLEL_COMBINED): Likewise.
11611 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11612 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11613 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11614 deprecated_flag directly.
11616 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11618 * final.c (frame_pointer_needed): Removed.
11619 * flags.h (frame_pointer_needed): Likewise.
11621 * function.h (rtl_data): Add frame_pointer_needed.
11622 (frame_pointer_needed): New.
11624 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11626 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11628 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11630 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11633 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11635 * c-common.c (strip_array_types): Move function to..
11637 (get_inner_array_type): Delete.
11638 * c-common.h (strip_array_types): Move declaration to..
11640 (get_inner_array_type): Delete.
11641 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11642 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11643 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11644 * config/pa/pa.c (emit_move_sequence): Likewise.
11646 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11648 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11651 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11653 * function.c: Include target hook for nonlocal_goto frame value.
11655 2008-05-24 Richard Guenther <rguenther@suse.de>
11657 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11658 variable can be only accessed through a pointer or a union.
11660 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11662 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11663 * doc/extend.texi: Likewise.
11665 2008-05-23 DJ Delorie <dj@redhat.com>
11667 * config/m32c/jump.md (untyped_call): Add.
11669 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11670 for A24 to PSImode.
11671 (m32c_address_cost): Detail costs for indirect offsets.
11673 2008-05-23 Rafael Espindola <espindola@google.com>
11675 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11676 if a node is a SUBREG.
11677 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11680 2008-05-23 Paul Brook <paul@codesourcery.com>
11681 Carlos O'Donell <carlos@codesourcery.com>
11683 * doc/extend.texi: Clarify use of __attribute__((naked)).
11684 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11685 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11686 * function.c (use_register_for_decl): Use
11687 targetm.calls.allocate_stack_slots_for_args.
11688 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11689 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11690 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11692 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11694 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11696 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11698 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11699 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11700 is only rounded once.
11702 2008-05-23 Richard Guenther <rguenther@suse.de>
11704 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11706 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11707 Jakub Jelinek <jakub@redhat.com>
11710 * configure.ac: Handle --enable-cld.
11711 * configure: Regenerated.
11712 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11713 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11714 (ix86_current_function_needs_cld): New define.
11715 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11716 (cld): New isns pattern.
11717 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11718 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11719 * config/i386/i386.opt (mcld): New option.
11720 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11721 TARGET_CLD and ix86_current_function_needs_cld.
11722 (override_options): Use -mcld by default for 32-bit code if
11725 * doc/install.texi (Options specification): Document --enable-cld.
11726 * doc/invoke.texi (Machine Dependent Options)
11727 [i386 and x86-64 Options]: Add -mcld option.
11728 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11730 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11731 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11732 (return_in_memory_64): Likewise.
11733 (return_in_memory_ms_64): Likewise.
11735 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11737 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11738 * builtins.c (fold_builtin_fpclassify): New.
11739 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11740 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11741 * c-common.c (handle_type_generic_attribute): Adjust to accept
11742 fixed arguments before an elipsis.
11743 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11744 * doc/extend.texi: Document __builtin_fpclassify.
11746 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11748 * omp-low.c (gate_expand_omp_ssa): Remove.
11749 (pass_expand_omp_ssa): Remove.
11750 (gate_expand_omp): Do not check for flag_openmp_ssa.
11751 * common.opt (-fopenmp-ssa): Remove.
11752 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11754 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11756 * config/sh/sh.opt (mfixed-range): New option.
11757 * config/sh/sh-protos.h (sh_fix_range): Declare.
11758 * config/sh/sh.c (sh_fix_range): New function.
11759 * config/sh/sh.h (sh_fixed_range_str): Declare.
11760 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11762 * doc/invoke.texi (SH Options): Document -mfixed-range.
11764 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11766 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11767 it before the redeclaration.
11769 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11771 * config/avr/avr.c (get_sequence_length): Add new function.
11772 (expand_prologue, expand_epilogue): Remove duplicate code.
11774 2008-05-22 Rafael Espindola <espindola@google.com>
11776 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11779 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11781 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11782 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11784 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11785 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11786 (vect_update_misalignment_for_peel): Likewise.
11787 (vector_alignment_reachable_p): Likewise.
11788 * tree-vect-transform.c (vectorizable_load): Likewise.
11789 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11790 (get_vectype_for_scalar_type): Pass mode of scalar_type
11791 to UNITS_PER_SIMD_WORD.
11793 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11794 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11795 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11796 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11797 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11799 2008-05-22 Ira Rosen <irar@il.ibm.com>
11801 PR tree-optimization/36293
11802 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11803 if the first load must be skipped because of a gap.
11805 2008-05-22 Richard Guenther <rguenther@suse.de>
11807 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11808 more cases of offset disambiguation that is possible if
11809 strict-aliasing rules apply.
11810 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11811 for basic offset and type-based disambiguation.
11813 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11816 ix86_expand_vector_set on V16QImode for SSE4.1.
11818 2008-05-21 Tom Tromey <tromey@redhat.com>
11820 * c.opt (Wimport): Mark as undocumented.
11821 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11823 (Warning Options): Likewise.
11824 * doc/cppopts.texi: Don't mention -Wimport.
11826 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11828 PR tree-optimization/36287
11829 PR tree-optimization/36286
11830 * lambda-code.c (build_access_matrix): Do not use the loop->num
11831 for computing the number of induction variables: use the loop depth
11834 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11837 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11838 option -f(no-)leading-underscore.
11840 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11842 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11843 GET_MODE_NUNITS (mode).
11845 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11847 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11848 (-mmulhw): Add 464 to description.
11849 (-mdlmzb): Likewise.
11850 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11851 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11853 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11854 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11855 * config/rs6000/rs6000.md: Update comments for 464.
11857 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11859 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11861 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11863 * config/i386/sse.md (vec_extractv4sf): Removed.
11864 (vec_extractv2df): Likewise.
11865 (vec_extractv2di): Likewise.
11866 (vec_extractv4si): Likewise.
11867 (vec_extractv8hi): Likewise.
11868 (vec_extractv16qi): Likewise.
11869 (vec_extract<mode>): New.
11871 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11873 * config/i386/sse.md (vec_setv4sf): Removed.
11874 (vec_setv2df): Likewise.
11875 (vec_setv2di): Likewise.
11876 (vec_setv4si): Likewise.
11877 (vec_setv8hi): Likewise.
11878 (vec_setv16qi): Likewise.
11879 (vec_set<mode>): New.
11881 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11883 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11884 goto for vec_concat and vec_interleave.
11886 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11888 * config/i386/sse.md (vec_initv4sf): Removed.
11889 (vec_initv2df): Likewise.
11890 (vec_initv2di): Likewise.
11891 (vec_initv4si): Likewise.
11892 (vec_initv8hi): Likewise.
11893 (vec_initv16qi): Likewise.
11894 (vec_init<mode>): New.
11896 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11898 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11900 2008-05-21 Tom Tromey <tromey@redhat.com>
11902 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11903 (zone_find_object_offset): Likewise.
11904 (gt_ggc_m_S): Likewise.
11905 (highest_bit): Likewise.
11906 * ggc-page.c (gt_ggc_m_S): New function.
11907 * stringpool.c (string_stack): Remove.
11908 (init_stringpool): Update.
11909 (ggc_alloc_string): Use ggc_alloc.
11910 (maybe_delete_ident): New function.
11911 (ggc_purge_stringpool): Likewise.
11912 (gt_ggc_m_S): Remove.
11913 * ggc-common.c (ggc_protect_identifiers): New global.
11914 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11915 ggc_protect_identifiers.
11916 * ggc.h (ggc_protect_identifiers): Declare.
11917 (gt_ggc_m_S): Update.
11918 (ggc_purge_stringpool): Declare.
11919 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11920 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11922 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11924 2008-05-21 David S. Miller <davem@davemloft.net>
11926 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11929 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11931 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11934 2008-05-20 David Daney <ddaney@avtrex.com>
11936 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11937 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11938 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11939 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11940 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11941 (atomic_hiqi_op): New define_code_iterator.
11942 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11943 mips_expand_compare_and_swap_12.
11944 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11945 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11946 (sync_<optab><mode>, sync_old_<optab><mode>,
11947 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11948 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11949 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11950 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11951 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11952 (test_and_set_12): New insn.
11953 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11954 sync_new_<optab><mode>, sync_old_nand<mode>,
11955 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11956 clobber to operand 0 for SI and DI mode insns.
11957 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11958 mips_gen_fn_4): New typedefs.
11959 (mips_gen_fn_ptrs): Define new union type.
11960 (mips_expand_compare_and_swap_12): Remove declaration.
11961 (mips_expand_atomic_qihi): Declare function.
11962 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11963 (mips_expand_atomic_qihi): ... this. Use new generator function
11965 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11966 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11967 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11968 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11969 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11970 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11971 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11972 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11973 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11974 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11977 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11979 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11982 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11984 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11985 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11986 (avr_attribute_table): Add 'OS_main' function attribute.
11987 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11988 functions with 'OS_main' attribute.
11990 2008-05-20 Richard Guenther <rguenther@suse.de>
11992 PR tree-optimization/35204
11993 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11994 helper, split out from ...
11995 (DFS): ... here. Make the DFS walk non-recursive.
11997 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11998 Jan Sjodin <jan.sjodin@amd.com>
12000 PR tree-optimization/36181
12001 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12002 (parallelize_loops): Don't parallelize when the loop has vector
12005 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12006 Sebastian Pop <sebastian.pop@amd.com>
12008 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12009 matrix, and never look at the tree representation of the memory
12011 (linear_transform_loops): Computes parameters and access matrices.
12012 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12014 (access_matrix_get_index_for_parameter): New.
12015 * tree-data-ref.h (struct access_matrix): New.
12016 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12017 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12018 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12019 am_vector_index_for_loop): New.
12020 (struct data_reference): Add field access_matrix.
12021 (DR_ACCESS_MATRIX): New.
12022 (compute_data_dependences_for_loop): Update declaration.
12023 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12024 * lambda.h (lambda_vector_vec_p): Declared.
12025 * lambda-code.c: Depend on pointer-set.h.
12026 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12027 av_for_af_base, av_for_af, build_access_matrix,
12028 lambda_compute_access_matrices): New.
12029 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12031 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12033 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12034 $SOURCEDIR/include.
12036 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12037 Sebastian Pop <sebastian.pop@amd.com>
12039 PR tree-optimization/36206
12040 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12042 (instantiate_scev_1): Rename flags to fold_conversions.
12043 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12044 outeside instantiation_loop.
12045 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12046 (evolution_function_is_affine_or_constant_p): Removed.
12047 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12049 (analyze_siv_subscript): Pass in the loop nest number.
12050 Call evolution_function_is_affine_in_loop instead of
12051 evolution_function_is_affine_p.
12052 (analyze_overlapping_iterations): Pass in the loop nest number.
12054 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12055 Sebastian Pop <sebastian.pop@amd.com>
12057 PR tree-optimization/36206
12058 * tree-chrec.h (chrec_fold_op): New.
12059 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12062 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12064 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12066 (remove_duplicates): Do not set inode on non-inode systems.
12069 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12071 * config.gcc (tm_file): Update comments about relative pathnames.
12073 2008-05-20 Richard Guenther <rguenther@suse.de>
12075 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12076 * tree-ssa-sccvn.c (process_scc): Likewise.
12077 * tree-ssa-sink.c (execute_sink_code): Likewise.
12078 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12079 * tree-vrp.c (process_assert_insertions): Likewise.
12080 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12081 (perform_tree_ssa_dce): Likewise.
12082 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12083 (dump_dominator_optimization_stats): Likewise.
12084 * tree-vectorizer.c (vectorize_loops): Likewise.
12086 2008-05-20 Richard Guenther <rguenther@suse.de>
12088 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12090 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12092 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12093 (ix86_i386elf_return_in_memory): Likewise.
12094 (ix86_i386interix_return_in_memory): Likewise.
12095 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12096 (SUBTARGET_RETURN_IN_MEMORY): New.
12097 * config/i386/i386elf.h: Likewise.
12098 * config/i386/ptx4-i.h: Likewise.
12099 * config/i386/sol2-10.h: Likewise.
12100 * config/i386/sysv4.h: Likewise.
12101 * config/i386/vx-common.h: Likewise.
12102 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12103 * config/i386/i386.c (ix86_return_in_memory): Made static and
12104 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12105 (ix86_i386elf_return_in_memory): Removed.
12106 (ix86_i386interix_return_in_memory): Removed.
12107 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12108 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12110 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12112 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12114 2008-05-19 Xinliang David Li <davidxl@google.com>
12116 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12118 * common.opt: Ditto.
12119 * doc/invoke.texi: Ditto.
12121 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12123 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12124 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12126 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12129 sizes of operand array from 8/4 to 4/2.
12130 (ix86_expand_vector_init_general): Change size of operand array
12131 from 32 to 16. Remove op0, op1 and half_mode.
12133 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12135 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12136 (ix86_expand_vector_init_interleave): Likewise.
12137 (ix86_expand_vector_init_general): Use them. Assert
12138 word_mode == SImode when n_words == 4.
12140 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12142 * config/i386/i386.c (ix86_secondary_reload): New static function.
12143 (TARGET_SECONDARY_RELOAD): New define.
12144 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12145 * config/i386/i386.md (reload_outqi): Remove.
12147 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12149 PR middle-end/35509
12150 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12151 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12152 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12153 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12154 (fold_builtin_1): Likewise.
12155 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12156 c-common.c (check_builtin_function_arguments): Handle
12157 BUILT_IN_ISINF_SIGN.
12158 * doc/extend.texi: Document __builtin_isinf_sign.
12159 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12161 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12164 EH cleanup at the end of the pass, search for those that have been
12165 turned into forwarder blocks and do the cleanup on their successor.
12167 2008-05-18 Richard Guenther <rguenther@suse.de>
12169 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12170 pointers to sizetype and vice versa.
12172 2008-05-18 Xinliang David Li <davidxl@google.com>
12174 * gcc/tree-ssa-dce.c: Coding style fix.
12175 (check_pow): Documentation comment.
12176 (check_log): Documenation comment. Coding style fix.
12177 (is_unnecessary_except_errno_call): Ditto.
12178 (gen_conditions_for_pow): Ditto.
12179 (gen_conditions_for_log): Ditto.
12180 (gen_shrink_wrap_conditions): Ditto.
12181 (shrink_wrap_one_built_in_calls): Ditto.
12182 * gcc/doc/invoke.texi: Better documentation string.
12183 * ChangeLog: Fix wrong change log entries from
12184 May 17 checkin on function call DCE.
12186 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12188 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12190 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12192 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12193 * df-problems.c (simulation routines): Fixed block comment to
12194 properly say how to add forwards scanning functions.
12196 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12198 * tree-inline.c (setup_one_parameter): Remove dead code.
12200 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12202 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12203 a BIT_AND_EXPR only for an INTEGER_TYPE.
12205 2008-05-17 Xinliang David Li <davidxl@google.com>
12207 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12208 (check_pow, check_log, is_unnecessary_except_errno_call): New
12209 functions to check for eliminating math functions that are pure
12210 except for setting errno.
12211 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12212 general condition expressions for shrink-wrapping pow/log calls.
12213 (gen_shrink_wrap_conditions): Ditto.
12214 (shrink_wrap_one_built_in_call): Ditto.
12215 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12216 (mark_operand_necessary): If debugging, output if OP is necessary.
12217 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12219 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12221 * gcc/common.opt: New user flag -ftree-builtin-dce.
12222 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12224 2008-05-16 David S. Miller <davem@davemloft.net>
12226 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12227 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12229 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12232 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12234 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12236 * ifcvt.c (dead_or_predicable): Rename
12237 df_simulate_one_insn_backwards to df_simulate_one_insn.
12238 * recog.c (peephole2_optimize): Ditto.
12239 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12241 * df.h: Rename df_simulate_one_insn_backwards to
12242 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12243 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12244 scanning of defs and uses.
12245 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12246 (df_simulate_one_insn_forwards): Removed.
12248 2008-05-16 Doug Kwan <dougkwan@google.com>
12250 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12252 (real_from_string): Handle NaNs and Inf as approriate.
12254 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12256 * doc/gty.texi (Source Files Containing Type Information): Note
12257 that headers should appear first in the gtfiles list.
12259 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12261 * tree.def (COND_EXEC): Properly documented this code.
12263 2008-05-16 Diego Novillo <dnovillo@google.com>
12265 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12266 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12269 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12271 * tree-ssa-dse (max_stmt_uid): Removed.
12272 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12273 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12274 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12275 * function.h (cfun.last_stmt_uid): New field.
12276 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12277 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12279 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12280 (create_stmt_ann): Initialize the ann->uid field.
12281 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12283 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12285 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12287 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12288 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12289 (init_empty_tree_cfg): Call it.
12291 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12293 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12296 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12298 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12299 * tree-dump.c (dump_options): New verbose option.
12300 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12302 * tree-pass.h (TDF_VERBOSE): New dump flag.
12303 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12304 (tree-flow.h): Added include.
12305 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12307 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12309 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12311 From Jie Zhang <jie.zhang@analog.com>
12312 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12313 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12314 mcpu=bf561-none and mcpu=bf561-0.2.
12315 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12316 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12317 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12318 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12319 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12320 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12321 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12323 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12324 (cputype_selected): Remove.
12325 (bfin_handle_option): Don't use cputype_selected.
12326 (override_options): When no mcpu option, enable all workarounds.
12327 Don't use bfin_workarounds.
12328 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12330 (DEFAULT_CPU_TYPE): Don't define.
12332 2008-05-16 Richard Guenther <rguenther@suse.de>
12334 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12335 on deletion of the last stmt.
12337 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12339 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12340 V8HImode for SSE2 and V16QImode for SSE4.1.
12342 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12344 * cgraph.h (compute_inline_parameters): Made public.
12345 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12346 variable_generate_summary, function_write_summary,
12347 variable_write_summary, variable_read_summary. Added generate_summary,
12348 write_summary, read_summary.
12349 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12350 pass_ipa_inline.function_generate_summary, to
12351 compute_inline_parameters.
12352 * ipa-inline.c (compute_inline_parameters): Made public and added
12354 (compute_inline_parameters_for_current): New function.
12355 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12356 (inline_generate_summary): Removed parameter and made to loop over
12358 (pass_ipa_inline): Updated for new IPA_PASS structure.
12359 * passes.c (execute_ipa_summary_passes): Now is called once per
12360 pass rather than once per node*pass.
12362 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12364 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12365 avr_have_mul_p, avr_asm_only_p): Remove variables.
12366 (avr_override_options): Remove initialization of removed variables.
12367 (avr_file_start): Convert removed variables to fields of
12368 'struct base_arch_s *avr_current_arch'.
12369 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12370 (AVR_HAVE_MUL): (Ditto.).
12371 (AVR_HAVE_MOVW): (Ditto.).
12372 (AVR_HAVE_LPMX): (Ditto.).
12373 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12374 avr_asm_only_p): Remove declaration.
12376 2008-05-15 Diego Novillo <dnovillo@google.com>
12378 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12379 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12381 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12383 PR middle-end/36194
12384 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12385 Don't call record_truncated_value from here.
12386 (record_truncated_value): Turn it into a for_each_rtx callback.
12387 (record_truncated_values): New function.
12388 (combine_instructions): Call note_uses with record_truncated_values.
12389 Change name of check_conversion to check_promoted_subreg.
12391 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12393 * doc/sourcebuild.texi: Document support for torture tests.
12395 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12397 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12398 to alternative 4 of operand 2.
12400 2008-05-15 Richard Guenther <rguenther@suse.de>
12402 * tree-pass.h (current_pass): Declare.
12403 (get_pass_for_id): Likewise.
12404 * passes.c (passes_by_id, passes_by_id_size): New globals.
12405 (set_pass_for_id): New function.
12406 (get_pass_for_id): Likewise.
12407 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12408 (execute_function_todo): Flush per function statistics.
12409 * toplev.c (compile_file): Init statistics.
12410 (general_init): Do early statistics initialization.
12411 (finalize): Finish statistics.
12412 * statistics.h (statistics_early_init): Declare.
12413 (statistics_init): Likewise.
12414 (statistics_fini): Likewise.
12415 (statistics_fini_pass): Likewise.
12416 (statistics_counter_event): Likewise.
12417 (statistics_histogram_event): Likewise.
12418 * statistics.c: New file.
12419 * Makefile.in (OBJS-common): Add statistics.o.
12420 (statistics.o): Add dependencies.
12421 * doc/invoke.texi (-fdump-statistics): Document.
12423 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12424 (insert): Likewise.
12425 (execute_pre): Use statistics_counter_event.
12426 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12427 (substitute_and_fold): Increment it. Use statistics_counter_event.
12429 2008-05-15 Diego Novillo <dnovillo@google.com>
12431 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12433 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12434 * tree-ssa-alias.c (new_type_alias): Remove references to
12435 sub-variables from comment.
12436 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12438 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12440 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12441 attribute to 1 only for insertps alternative.
12443 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12445 * config/bfin/bfin.md (loadbytes): New pattern.
12446 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12447 (bfin_init_builtins): Initialize it.
12448 (bdesc_1arg): Add it.
12450 2008-05-15 Sa Liu <saliu@de.ibm.com>
12452 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12453 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12454 * testsuite/lib/target-supports.exp: Add
12455 check_effective_target_fortran_integer_16.
12457 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12459 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12460 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12461 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12462 (TARGET_RETURN_IN_MEMORY): Define.
12464 2008-05-15 Richard Guenther <rguenther@suse.de>
12466 PR middle-end/36244
12467 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12468 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12469 represent unmodifiable vars.
12471 2008-05-15 Richard Guenther <rguenther@suse.de>
12473 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12474 INDIRECT_REF and TARGET_MEM_REF.
12475 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12478 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12479 H.J. Lu <hongjiu.lu@intel.com>
12481 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12482 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12483 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12484 insn alternatives. Add missing alternatives.
12485 (*vec_concatv2di_rex64_sse4_1): Likewise.
12486 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12487 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12488 Require TARGET_SSE.
12490 2008-05-15 Richard Guenther <rguenther@suse.de>
12492 PR tree-optimization/36009
12493 PR tree-optimization/36204
12494 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12495 (determine_invariantness_stmt): Record the loop a store is
12496 always executed in.
12497 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12500 2008-05-15 Richard Guenther <rguenther@suse.de>
12502 PR tree-optimization/34330
12503 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12504 through the pointer will alias the SMT.
12506 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12508 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12510 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12512 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12514 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12515 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12517 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12518 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12519 (vashl_optab): New optab for vector/vector shifts.
12520 (vashr_optab): Ditto.
12521 (vlshr_optab): Ditto.
12522 (vrotl_optab): Ditto.
12523 (vrotr_optab): Ditto.
12524 (optab_subtype): New enum for optab_for_tree_code call.
12525 (optab_for_tree_code): Add enum optab_subtype argument.
12527 * optabs.c (optab_for_tree_code): Take an additional argument to
12528 distinguish between a vector shift by a scalar and vector shift by
12529 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12530 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12531 vector shift by a vector.
12532 (expand_widen_pattern_expr): Pass additional argument to
12533 optab_for_tree_code.
12535 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12536 vrotl_optab, vrotr_optab.
12538 * expr.c (expand_expr_real_1): Update calls to
12539 optab_for_tree_code to distinguish between vector shifted by a
12540 scalar and vector shifted by a vector.
12541 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12542 (supportable_narrowing_operation): Ditto.
12543 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12544 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12545 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12546 (vect_create_epilog_for_reduction): Ditto.
12547 (vectorizable_reduction): Ditto.
12548 (vectorizable_operation): Ditto.
12549 (vect_strided_store_supported): Ditto.
12550 (vect_strided_load_supported): Ditto.
12551 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12552 * expmed.c (expand_shift): Ditto.
12554 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12556 (ashr@var{m}3): Ditto.
12557 (vashl@var{m}3): Document new vector/vector shift standard name.
12558 (vashr@var{m}3): Ditto.
12559 (vlshr@var{m}3): Ditto.
12560 (vrotl@var{m}3): Ditto.
12561 (vrotr@var{m}3): Ditto.
12563 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12564 (PPERM_INVERT): Ditto.
12565 (PPERM_REVERSE): Ditto.
12566 (PPERM_REV_INV): Ditto.
12567 (PPERM_ZERO): Ditto.
12568 (PPERM_ONES): Ditto.
12569 (PPERM_SIGN): Ditto.
12570 (PPERM_INV_SIGN): Ditto.
12571 (PPERM_SRC1): Ditto.
12572 (PPERM_SRC2): Ditto.
12574 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12575 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12576 allows a memory operand to be the value being added, and split it
12577 to improve vectorization.
12578 (sse5_pmacsdqh_mem): Ditto.
12579 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12580 (sse5_mulv2div2di3_high): Ditto.
12581 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12582 (vec_pack_trunc_v4si): Ditto.
12583 (vec_pack_trunc_v2di): Ditto.
12584 (sse5_pcmov_<mode>): Remove code that tried to use use
12585 andps/andnps instead of pcmov.
12586 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12587 pmacsdqh instructions.
12588 (vec_widen_smult_lo_v4si): Ditto.
12590 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12591 (PPERM_INVERT): Ditto.
12592 (PPERM_REVERSE): Ditto.
12593 (PPERM_REV_INV): Ditto.
12594 (PPERM_ZERO): Ditto.
12595 (PPERM_ONES): Ditto.
12596 (PPERM_SIGN): Ditto.
12597 (PPERM_INV_SIGN): Ditto.
12598 (PPERM_SRC1): Ditto.
12599 (PPERM_SRC2): Ditto.
12600 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12602 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12604 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12605 says ignore whether the last reference is a memory operand.
12607 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12608 Paolo Bonzini <bonzini at gnu dot org>
12610 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12613 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12614 (vlshr<mode>3): Rename from vlshr<mode>3.
12615 (vashr<mode>3): Rename from vashr<mode>3.
12616 (mulv4sf3): Change the names of vector shift patterns.
12620 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12623 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12648 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12649 (floatunssidf2_internal): Change vector/vector shift names.
12650 (floatunsdidf2_internal): Ditto.
12657 (vashl<mode>3): Rename from ashl<mode>3.
12658 (vashr<mode>3): Rename from ashr<mode>3.
12659 (vlshr<mode>3): Rename from lshr<mode>3.
12660 (vrotl<mode>3): Rename from rotl<mode>3.
12662 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12665 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12666 multiply gives the wrong value when doing widening multiplies.
12667 (vec_widen_smult_lo_v4si): Ditto.
12669 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12671 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12672 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12673 emit_library_call_value.
12674 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12675 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12676 * calls.c (initialize_argument_information, precompute_arguments,
12677 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12678 (precompute_arguments): Removed flags parameter.
12679 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12681 2008-05-14 Richard Guenther <rguenther@suse.de>
12683 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12684 Make sure to register the store if the use is a PHI_NODE.
12686 2008-05-14 Olivier Hainque <hainque@adacore.com>
12688 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12689 memory if the component is to be referenced in BLKmode according
12690 to get_inner_reference.
12692 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12694 * calls.c (emit_library_call_value_1): Restore code clearing
12695 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12697 2008-05-14 Olivier Hainque <hainque@adacore.com>
12698 Nicolas Roche <roche@adacore.com>
12700 * configure.ac: Add support for a "gcc_subdir" variable in
12701 config-lang.in, to denote a subdirectory where the language/GCC
12702 integration files are to be found.
12703 * configure: Regenerate.
12705 2008-05-14 Ira Rosen <irar@il.ibm.com>
12707 PR tree-optimization/36098
12708 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12709 value for the first load in the group in case of a gap.
12710 (vect_build_slp_tree): Check that there are no gaps in loads.
12712 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12714 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12715 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12716 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12717 emit_insn and remove unneeded code to construct extra args.
12718 (emit_no_conflict_block): Removed.
12719 * optabls.h: (emit_no_conflict_block): Removed.
12720 * cse.c (cse_extended_basic_block): Remove search for
12721 REG_NO_CONFLICT note.
12722 * global.c: Removed incorrect comment added in revision 117.
12723 * expr.c (convert_move): Change call to emit_no_conflict_block to
12725 * recog.c: Change comments so that they do not mention
12727 * local_alloc.c (combine_regs): Removed last parameter.
12728 (no_conflict_p): Removed.
12729 (block_alloc): Removed note, no_conflict_combined_regno and set
12730 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12731 (combine_regs): Removed already_dead and code to look for
12732 REG_NO_CONFLICT notes.
12733 * lower_subreg (remove_retval_note): Removed code to look for
12734 REG_NO_CONFLICT block.
12735 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12736 (resolve_clobber): Remove code to process libcalls that have
12737 REG_NO_CONFLICT notes.
12738 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12740 * combine.c (can_combine_p, distribute_notes): Removed
12741 REG_NO_CONFLICT case.
12742 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12744 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12745 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12747 * reg-notes.def (NO_CONFLICT): Removed.
12749 2008-05-14 David S. Miller <davem@davemloft.net>
12751 * config/sparc/sparc.c (sparc_profile_hook): If
12752 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12753 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12754 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12756 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12758 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12760 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12763 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12764 and op1 expansion before vector concat to have less live pseudos.
12766 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12768 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12769 ix86_expand_vector_set if supported.
12771 2008-05-13 Diego Novillo <dnovillo@google.com>
12772 Kenneth Zadeck <zadeck@naturalbridge.com>
12774 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12776 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12777 phinodes_print_statistics, init_ssanames, fini_ssanames,
12778 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12779 release_ssa_name, release_defs, replace_ssa_name_symbol,
12780 ssanames_print_statistics): Move ...
12781 * tree-flow.h: ... here.
12782 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12783 Use FN instead of cfun.
12784 (make_ssa_name_fn): Rename from make_ssa_name.
12785 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12786 * tree-flow-inline.h (make_ssa_name): Move from
12787 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12788 * omp-low.c (expand_omp_parallel):
12789 * tree-flow-inline.h (redirect_edge_var_map_result):
12790 * tree-ssa.c (init_tree_ssa): Add argument FN.
12791 Use it instead of cfun. Update all users.
12793 2008-05-13 Tom Tromey <tromey@redhat.com>
12795 PR preprocessor/22168:
12796 * doc/cpp.texi (Top): Update menu.
12797 (Alternatives to Wrapper #ifndef): New node.
12798 (Other Directives): Document deprecation.
12799 (Obsolete Features): Remove menu.
12800 (Assertions): Merge node into Obsolete Features.
12801 (Obsolete once-only headers): Move earlier; rename to Alternatives
12802 to Wrapper #ifndef.
12803 * doc/cppopts.texi: Update.
12804 * c.opt (Wdeprecated): Enable for C and ObjC.
12805 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12806 (C++ Dialect Options): Move -Wno-deprecated from here to...
12807 (Warning Options): ... here.
12809 2008-05-13 Richard Guenther <rguenther@suse.de>
12811 PR middle-end/36227
12812 * fold-const.c (fold_sign_changed_comparison): Do not allow
12813 changes in pointer-ness.
12815 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12818 * config/sh/sh.c (sh_expand_prologue): Don't clear
12819 RTX_FRAME_RELATED_P for push insns.
12821 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12823 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12825 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12827 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12828 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12829 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12831 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12833 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12834 (*vec_concatv4sf_sse): This.
12835 (*sse2_concatv2si): Renamed to ...
12836 (*vec_concatv2si_sse2): This.
12837 (*sse1_concatv2si): Renamed to ...
12838 (*vec_concatv2si_sse): This.
12839 (*vec_concatv2di_rex): Renamed to ...
12840 (*vec_concatv2di_rex64): This.
12841 (*vec_concatv2si_sse4_1): New.
12842 (*vec_concatv2di_rex64_sse4_1): Likewise.
12844 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12846 PR rtl-optimization/36111
12847 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12848 that was created for swappable operands.
12850 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12853 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12854 * configure.ac: Add call to ACX_PROG_GNAT.
12856 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12858 * optc-gen.awk: Fix comment typo.
12860 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12862 * pretty-print.c (pp_integer_with_precision): Use
12863 HOST_LONG_LONG_FORMAT.
12865 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12867 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12869 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12871 * config/i386/i386.c (bdesc_ptest): Removed.
12872 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12873 (bdesc_args): Add __builtin_ia32_ptestz128,
12874 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12875 (ix86_init_mmx_sse_builtins): Updated.
12876 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12877 (ix86_expand_builtin): Updated.
12879 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12881 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12882 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12884 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12886 * value-prof.c (interesting_stringop_to_profile): Do not
12887 return early for BUILT_IN_MEMPCPY.
12889 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12891 * calls.c (expand_call): Don't use callgraph to increase
12892 preferred_stack_boundary.
12894 * cgraph.h (cgraph_rtl_info): Use unsigned on
12895 preferred_incoming_stack_boundary.
12897 * final.c (rest_of_clean_state): Use unsigned on
12898 preferred_stack_boundary.
12900 2008-05-09 Tom Tromey <tromey@redhat.com>
12902 PR preprocessor/22231:
12903 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12906 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12908 PR tree-optimization/36129
12909 * tree-ssa-ccp.c: Include value-prof.h.
12910 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12911 built-in function was folded to a constant.
12912 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12914 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12915 Sebastian Pop <sebastian.pop@amd.com>
12917 * tree-scalar-evolution.c: Document instantiate_scev.
12918 (instantiate_parameters_1): Renamed instantiate_scev_1.
12919 Don't use the same loop for instantiation_loop and evolution_loop.
12920 (instantiate_scev): New.
12921 (instantiate_parameters): Moved...
12922 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12923 same loop twice. Maintains the semantics for this function.
12924 * tree-scalar-evolution.h (instantiate_scev): Declare.
12925 (instantiate_parameters): ...here. Now static inline.
12926 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12927 instead of resolve_mixers.
12929 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12931 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12933 2008-05-09 Tomas Bily <tbily@suse.cz>
12935 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12936 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12937 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12938 * c-common.c (c_common_truthvalue_conversion): Likewise.
12939 * tree-object-size.c (compute_object_offset): Likewise.
12940 * tree-inline.c (estimate_num_insns_1): Likewise.
12941 * varasm.c (const_hash_1, compare_constant, copy_constant)
12942 (compute_reloc_for_constant, output_addressed_constants)
12943 (initializer_constant_valid_p): Likewise.
12944 * c-omp.c (check_omp_for_incr_expr): Likewise.
12945 * gimplify.c (gimplify_expr): Likewise.
12946 * c-typeck.c (c_finish_return): Likewise.
12947 * tree-vectorizer.c (supportable_widening_operation)
12948 (supportable_narrowing_operation): Likewise.
12949 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12950 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12951 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12952 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12953 (descr_info_loc): Likewise.
12954 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12955 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12956 (fold_unary): Likewise.
12957 * builtins.c (get_pointer_alignment): Likewise.
12958 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12959 (instantiate_parameters_1): Likewise.
12960 * tree.c (expr_align, stabilize_reference): Likewise.
12961 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12962 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12963 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12964 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12965 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12966 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12968 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12969 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12970 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12971 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12972 (forward_propagate_comparison)
12973 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12974 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12975 * emit-rtl.c (component_ref_for_mem_expr)
12976 (set_mem_attributes_minus_bitpos): Likewise.
12977 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12978 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12980 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12981 (build_function_call, pointer_diff, build_compound_expr)
12982 (c_finish_return): Likewise.
12983 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12984 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12986 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12987 * expr.c (is_aligning_offset): Likewise.
12988 * tree-ssa-alias.c (is_escape_site): Likewise.
12989 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12990 (check_all_va_list_escapes): Likewise.
12991 * tree-ssa-loop-ivopts.c (determine_base_object)
12992 (determine_common_wider_type): Likewise.
12993 * dojump.c (do_jump): Likewise.
12994 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12995 * tree-gimple.c (is_gimple_cast): Likewise.
12996 * fold-const.c (decode_field_reference, )
12997 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12998 (fold_binary): Likewise.
12999 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13000 (already_warned_in_frontend_p): Likewise.
13001 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13002 * tree.c (really_constant_p, get_unwidened): Likewise.
13003 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13004 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13005 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13007 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13009 (CONVERT_EXPR_P): Define.
13010 (CASE_CONVERT): Define.
13012 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13014 PR middle-end/36117
13015 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13016 (delete_unmarked_insns): When deleting a call, call
13017 delete_unreachable_blocks.
13018 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13019 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13021 2008-05-08 Richard Guenther <rguenther@suse.de>
13023 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13024 (-ftree-salias): Likewise.
13025 (salias-max-implicit-fields): Remove param documentation.
13026 (salias-max-array-elements): Likewise.
13027 * tree-pass.h (pass_create_structure_vars): Remove.
13028 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13029 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13030 * tree-ssa-alias.c (create_structure_vars): Remove.
13031 (gate_structure_vars): Likewise.
13032 (pass_create_structure_vars): Likewise.
13033 (gate_build_alias): Likewise.
13034 (pass_build_alias): Adjust to run always and dump the function.
13035 * common.opt (ftree-salias): Hide.
13036 * passes.c (init_optimization_passes): Remove
13037 pass_create_structure_vars, adjust comment.
13038 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13039 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13040 * opts.c (decode_options): Do not set flag_tree_salias.
13041 (common_handle_option): Add OPT_ftree_salias to the backward
13042 compatibility section.
13044 2008-05-08 Richard Guenther <rguenther@suse.de>
13046 * tree-flow-inline.h (var_can_have_subvars): Move ...
13047 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13048 * tree-flow.h (var_can_have_subvars): Remove.
13049 (push_fields_onto_fieldstack): Remove.
13050 (sort_fieldstack): Likewise.
13051 (struct fieldoff): Move ...
13052 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13053 alias_set and base_for_components fields.
13054 (sort_fieldstack): Make static.
13055 (push_fields_onto_fieldstack): Likewise. Remove code that
13056 handles anything but RECORD_TYPEs. Remove alias_set and
13057 base_for_components handling.
13058 (create_variable_info_for): Adjust.
13060 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13062 * common.opt (Wframe-larger-than=): Shorten the help message
13064 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13066 2008-05-08 Rafael Espindola <espindola@google.com>
13068 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13070 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13071 trap and that both operands are gimple values.
13072 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13073 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13076 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13078 * read-rtl.c (join_c_conditions): Return the first string if the
13079 two strings are equal.
13081 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13083 * gensupport.h (pred_data): Add a "num_codes" field.
13084 (add_predicate_code): Declare.
13085 * gensupport.c (add_predicate_code): New function.
13086 (std_pred_table): Add an "allows_const_p" field.
13087 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13088 Remove the (incomplete) list of such codes from the codes field.
13089 (init_predicate_table): Use add_predicate_code. Add all
13090 RTX_CONST_OBJs if allows_const_p is true.
13091 * genrecog.c (process_define_predicate): Use add_predicate_code.
13093 2008-05-08 David Daney <ddaney@avtrex.com>
13094 Richard Sandiford <rsandifo@nildram.co.uk>
13096 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13097 special case of constant zero operands.
13098 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13099 old and new values. Special case constant zero values.
13100 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13102 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13103 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13105 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13108 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13109 similar RTX_CONST_OBJ before CONST_INT.
13111 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13113 * stmt.c (expand_stack_restore): Change sa mode if needed.
13115 2008-05-08 Richard Guenther <rguenther@suse.de>
13117 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13118 return type to bool.
13119 (ix86_sol10_return_in_memory): Likewise.
13120 (ix86_i386elf_return_in_memory): Likewise.
13121 (ix86_i386interix_return_in_memory): Likewise.
13122 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13123 (ix86_sol10_return_in_memory): Likewise.
13124 (ix86_i386elf_return_in_memory): Likewise.
13125 (ix86_i386interix_return_in_memory): Likewise.
13127 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13130 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13132 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13133 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13136 2008-05-08 Richard Guenther <rguenther@suse.de>
13138 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13139 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13140 (DR_SUBVARS): Remove.
13141 * tree-dfa.c (dump_subvars_for): Remove.
13142 (debug_subvars_for): Likewise.
13143 (dump_variable): Do not dump subvars.
13144 (remove_referenced_var): Do not remove subvars.
13145 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13146 (lookup_subvars_for_var): Remove.
13147 (get_subvars_for_var): Likewise.
13148 (get_subvars_at): Likewise.
13149 (get_first_overlapping_subvar): Likewise.
13150 (overlap_subvar): Likewise.
13151 * tree-flow.h (subvar_t): Remove.
13152 (struct var_ann_d): Remove subvars field.
13153 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13154 argument. Remove special handling of SFTs.
13155 (compute_tag_properties): Likewise.
13156 (set_initial_properties): Likewise.
13157 (compute_call_clobbered): Likewise.
13158 (count_mem_refs): Likewise.
13159 (compute_memory_partitions): Likewise.
13160 (compute_flow_insensitive_aliasing): Likewise.
13161 (setup_pointers_and_addressables): Likewise.
13162 (new_type_alias): Likewise.
13163 (struct used_part): Remove.
13164 (used_portions): Likewise.
13165 (struct used_part_map): Likewise.
13166 (used_part_map_eq): Likewise.
13167 (used_part_map_hash): Likewise.
13168 (free_used_part_map): Likewise.
13169 (up_lookup): Likewise.
13170 (up_insert): Likewise.
13171 (get_or_create_used_part_for): Likewise.
13172 (create_sft): Likewise.
13173 (create_overlap_variables_for): Likewise.
13174 (find_used_portions): Likewise.
13175 (create_structure_vars): Likewise.
13176 * tree.def (STRUCT_FIELD_TAG): Remove.
13177 * tree.h (MTAG_P): Adjust.
13178 (struct tree_memory_tag): Remove base_for_components and
13179 unpartitionable flags.
13180 (struct tree_struct_field_tag): Remove.
13181 (SFT_PARENT_VAR): Likewise.
13182 (SFT_OFFSET): Likewise.
13183 (SFT_SIZE): Likewise.
13184 (SFT_NONADDRESSABLE_P): Likewise.
13185 (SFT_ALIAS_SET): Likewise.
13186 (SFT_UNPARTITIONABLE_P): Likewise.
13187 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13188 (union tree_node): Remove sft field.
13189 * alias.c (get_alias_set): Remove special handling of SFTs.
13190 * print-tree.c (print_node): Remove handling of SFTs.
13191 * tree-dump.c (dequeue_and_dump): Likewise.
13192 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13193 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13194 * tree-predcom.c (set_alias_info): Do not set subvars.
13195 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13196 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13197 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13198 (add_vars_for_offset): Remove.
13199 (add_virtual_operand): Remove special handling of SFTs.
13200 (add_call_clobber_ops): Likewise.
13201 (add_call_read_ops): Likewise.
13202 (get_asm_expr_operands): Likewise.
13203 (get_modify_stmt_operands): Likewise.
13204 (get_expr_operands): Likewise.
13205 (add_to_addressable_set): Likewise.
13206 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13207 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13208 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13209 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13210 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13211 (tree_node_structure): Likewise.
13212 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13214 (find_what_p_points_to): Likewise.
13216 2008-05-08 Sa Liu <saliu@de.ibm.com>
13218 * config/spu/spu.md: Fixed subti3 pattern.
13220 2008-05-08 Richard Guenther <rguenther@suse.de>
13222 PR middle-end/36154
13223 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13224 sure to create a representative for trailing arrays for PTA.
13226 2008-05-08 Richard Guenther <rguenther@suse.de>
13228 PR middle-end/36172
13229 * fold-const.c (operand_equal_p): Two objects which types
13230 differ in pointerness are not equal.
13232 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13234 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13235 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13236 (emit_library_call_value_1): Add new variable fndecl initialized by
13237 NULL_TREE. It should be the decl type of orgfun, but this information
13238 seems not to be available here, so it uses the default calling abi.
13239 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13240 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13241 by TARGET_RETURN_IN_MEMORY.
13242 * config/i386/i386-interix.h: Likewise.
13243 * config/i386/i386.h: Likewise.
13244 * config/i386/i386elf.h: Likewise.
13245 * config/i386/ptx4-i.h: Likewise.
13246 * config/i386/sol2-10.h: Likewise.
13247 * config/i386/sysv4.h: Likewise.
13248 * config/i386/vx-common.h: Likewise.
13249 * config/cris/cris.h: Removed #if 0 clause.
13250 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13251 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13253 (ix86_sol10_return_in_memory): Likewise.
13254 (ix86_i386elf_return_in_memory): New.
13255 (ix86_i386interix_return_in_memory): New.
13256 * config/mt/mt-protos.h (mt_return_in_memory): New.
13257 * config/mt/mt.c: Likewise.
13258 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13259 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13260 * config/bfin/bfin.h: Likewise.
13261 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13263 * config/bfin/bfin.c: Likewise.
13264 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13265 * config/alpha/unicosmk.h: Likewise.
13266 * config/i386/cygming.h: Likewise.
13267 * config/iq2000/iq2000.h: Likewise.
13268 * config/mips/mips.h: Likewise.
13269 * config/mn10300/mn10300.h: Likewise.
13270 * config/rs6000/rs6000.h: Likewise.
13271 * config/score/score.h: Likewise.
13272 * config/spu/spu.h: Likewise.
13273 * config/v850/v850.h: Likewise.
13274 * defaults.h: Likewise.
13275 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13276 * expr.c (emit_block_move): Adjust use of
13277 OUTGOING_REG_PARM_STACK_SPACE.
13278 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13279 OUTGOING_REG_PARM_STACK_SPACE.
13280 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13282 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13284 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13285 on OMP_RETURN for OMP_FOR.
13288 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13289 (fortran_common): New function.
13290 (gen_variable_die): Call fortran_common instead of common_check,
13291 adjust for it returning tree instead of rtx. Formatting.
13293 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13297 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13298 * c-decl.c (merge_decls): Ditto.
13299 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13300 to RTL_CONST_OR_PURE_CALL_P.
13301 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13302 Initialized DECL_LOOPING_CONST_PURE.
13303 (process_call_operands): Set tree_side_effects properly.
13304 * tree.h (TREE_READONLY_DECL_P): Removed.
13305 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13306 (DECL_LOOPING_OR_CONST_P): New macro.
13307 (struct tree_function_decl): Added looping_const_or_pure_p.
13308 (ECF_*) Renumbered.
13309 (ECF_LOOPING_OR_CONST_P): New macro.
13310 * rtlanal.c (pure_const_p): Removed.
13311 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13312 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13313 to RTL_CONST_CALL_P.
13314 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13315 (check_decl, check_tree, check_call, scan_function): Initialize
13317 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13318 (static_execute): Set looping true for recursive functions.
13319 Undo setting state to IPA_NEITHER for recursive functions.
13320 * cse.c (cse_insn):
13321 * ifcvt.c (noce_can_store_speculate_p): Changed
13322 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13323 RTL_CONST_OR_PURE_CALL_P.
13324 * dse.c (scan_insn): Ditto.
13325 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13326 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13327 RTL_CONST_OR_PURE_CALL_P.
13328 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13329 pure_call_p to RTL_CONST_CALL_P.
13330 * gimplify.c (gimplify_call_expr): Clear side effects for
13331 non-looping pure and constant calls.
13332 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13333 (flags_from_decl_or_type): Set ecf flags from decl flags.
13334 (initialize_argument_information): Turn off
13335 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13336 Change const to pure if callee_copies is true rather than just
13338 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13339 way of marking pure calls.
13340 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13341 Remove hack that was supposed to fix pr7335 and remove old
13342 way of marking pure calls.
13343 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13344 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13345 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13346 RTL_CONST_OR_PURE_CALL_P.
13347 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13348 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13349 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13350 * sched-deps.c (schedule_analyze): Ditto.
13351 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13352 return_val field of calls to represent pure and const function info.
13353 (CONST_OR_PURE_CALL_P): Deleted macro.
13354 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13355 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13356 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13358 * tree-optimize.c (execute_fixup_cfg): Added test for
13359 ECF_LOOPING_CONST_OR_PURE.
13360 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13362 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13363 effects for looping pure or const calls.
13364 (verify_gimple_expr): Added verification code.
13365 * config/alpha/alpha.c (alpha_legitimize_address,
13366 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13368 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13369 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13370 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13371 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13372 RTL_CONST_OR_PURE_CALL_P.
13373 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13374 and const calls to be deleted.
13376 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13379 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13380 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13381 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13382 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13383 to handle nonimmediate operands.
13384 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13385 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13386 to handle nonimmediate operands.
13387 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13388 (mmx_pmulhrwv4hi3): New expander. Use
13389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13390 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13391 (sse2_umulv1siv1di3): New expander. Use
13392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13393 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13394 (mmx_eq<mode>3): New expander. Use
13395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13396 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13397 (mmx_uavgv8qi3): New expander. Use
13398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13399 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13400 (mmx_uavgv4hi3): New expander. Use
13401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13403 * config/i386/sse.md
13404 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13405 to handle nonimmediate operands.
13406 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13407 to handle nonimmediate operands.
13408 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13409 to handle nonimmediate operands.
13410 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13411 to handle nonimmediate operands.
13412 (sse2_unpckhpd_exp): New expander. Use
13413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13414 (sse2_unpcklpd_exp): New expander. Use
13415 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13416 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13417 to handle nonimmediate operands.
13418 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13419 to handle nonimmediate operands.
13420 (*sse2_<plusminus_insn><mode>3): Rename from
13421 sse2_<plusminus_insn><mode>3 insn pattern.
13422 (sse2_<plusminus_insn><mode>3): New expander. Use
13423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13424 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13425 (sse2_umulv2siv2di3): New expander. Use
13426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13427 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13428 (sse4_1_mulv2siv2di3): New expander. Use
13429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13430 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13431 (sse2_pmaddwd): New expander. Use
13432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13433 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13434 (sse2_eq<mode>3): New expander. Use
13435 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13436 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13437 (sse4_1_eqv2di3): New expander. Use
13438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13439 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13440 (sse2_uavgv16qi3): New expander. Use
13441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13442 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13443 (sse2_uavgv16qi3): New expander. Use
13444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13445 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13446 (sse2_uavgv8hi3): New expander. Use
13447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13448 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13449 (ssse3_pmulhrswv8hi3): New expander. Use
13450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13451 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13452 (ssse3_pmulhrswv4hi3): New expander. Use
13453 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13455 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13456 (<sse>_vmmul<mode>3): Ditto.
13457 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13459 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13460 (ssse3_pmaddubsw): Ditto.
13462 * config/i386/i386.c (struct_builtin_description)
13463 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13464 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13465 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13466 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13467 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13468 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13469 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13470 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13471 (ix86_fixup_binary_operands): Assert that src1
13472 and src2 must have the same mode when swapped.
13473 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13474 and ix86_binary_operator_ok. Do not force operands in registers
13477 2008-05-07 Jan Hubicka <jh@suse.cz>
13479 * cgraph.c (dump_cgraph_node): Update.
13480 * cgraph.h (cgraph_local_info): Break out inline summary.
13481 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13483 * ipa-inline (inline_summary): New accestor function.
13484 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13485 cgraph_decide_inlining, compute_inline_parameters): Update.
13486 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13488 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13490 Cleanup ColdFire scheduling support and add V4 pipeline model.
13492 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13493 (define_attr cpu): Add cfv4 value.
13494 (define_attr type, define_attr type1): Merge into a single 'type'
13495 attribute. Update all uses.
13496 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13497 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13499 (define_attr opx_mem, define_attr opy_mem): Remove.
13500 (define_attr op_mem): Clean up, update comment.
13501 (define_attr size): Use specific values instead of general int.
13502 (define_attr guess, define_attr split): Remove. Update all uses.
13503 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13504 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13505 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13506 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13507 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13508 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13509 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13510 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13511 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13512 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13513 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13514 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13515 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13516 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13517 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13518 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13519 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13520 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13521 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13522 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13523 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13524 Update or set attributes.
13525 (stack_tie): New fake instruction.
13527 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13528 (m68k_sched_attr_size): Update declaration.
13529 (m68k_sched_attr_type2): Remove.
13530 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13531 Declare new bypass predicates.
13533 * config/m68k/m68k.c (m68k_sched_issue_rate,
13534 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13536 (TARGET_SCHED_ISSUE_RATE,
13537 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13538 (override_options): Handle scheduling for ColdFire V4 core.
13539 (m68k_expand_prologue): Emit stack_tie.
13540 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13541 'OP_TYPE_FPN'. Update all uses.
13542 (sched_guess_p): Remove.
13543 (sched_address_type): Handle symbolic addresses.
13544 (sched_get_operand): New static function.
13545 (sched_operand_type): Merge into sched_attr_op_type.
13546 (sched_attr_op_type): Handle FP registers, handle quick constants,
13548 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13549 (m68k_sched_attr_size): Update. Move logic to ...
13550 (sched_get_attr_size_int): New static function.
13551 (sched_get_opxy_mem_type): New static function.
13552 (m68k_sched_attr_op_mem): Update.
13553 (m68k_sched_attr_type2): Remove.
13554 (sched_cfv4_bypass_data): New static variable.
13555 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13556 (m68k_sched_issue_rate): Implement scheduler hook.
13557 (struct _sched_ib: enabled_p): New field.
13558 (m68k_sched_variable_issue): Update. Handle V4.
13559 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13560 sched_dump_class_func_t, sched_dump_split_class,
13561 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13562 sched_dump_dfa_class, m68k_sched_dump): Remove.
13563 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13565 (m68k_sched_init_global): Remove statisctics dumping, introduce
13566 sanity check that all instructions have pipeline reservations. Handle
13568 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13569 Handle ColdFire V4 core.
13570 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13571 New static functions.
13572 (m68k_sched_address_bypass_p): New bypass predicate.
13573 (sched_get_indexed_address_scale): New static function.
13574 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13576 * cf.md: Update comments.
13577 (define_attr type2): Remove. Use 'type' attribute instead.
13579 (cf_ib): Rename to cfv123_ib. Update all uses.
13580 (cf_oep): Rename to cfv123_oep. Update all uses.
13581 (cf_chr): Rename to cfv123_chr. Update all uses.
13582 (cf_mem): Rename to cfv123_mem. Update all uses.
13583 (cf_mac): Move to more appropriate place.
13584 (cfv123_guess): New automaton and cpu_unit.
13585 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13586 Update uses of 'size' attribute. Handle before reload scheduling.
13587 (cfv123_guess): New dummy reservation for unhandled instructions.
13588 (cfv4_*): Pipeline description of ColdFire V4 core.
13589 (ignore): New reservation to handle 'ignore' type.
13591 2008-05-07 Ian Lance Taylor <iant@google.com>
13593 PR middle-end/36013
13594 * gimplify.c (find_single_pointer_decl_1): Don't look through
13596 (find_single_pointer_decl): Adjust comments.
13598 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13600 PR middle-end/36137
13601 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13602 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13604 PR middle-end/36106
13605 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13606 integral type rather than floating point, then VIEW_CONVERT_EXPR
13607 to the floating point type.
13609 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13612 TFmode op0 to register.
13614 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13616 * c-decl.c (grokdeclarator): Comment typo.
13618 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13620 * tree-flow.h: Remove prototype for computed_goto_p.
13621 * tree-cfg.c (computed_goto_p): Make static.
13623 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13626 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13627 (contains_aligned_value_p): This. Handle _Decimal128.
13628 (ix86_function_arg_boundary): Only align _Decimal128 to its
13629 natural boundary and handle it properly.
13631 2008-05-06 Martin Jambor <mjambor@suse.cz>
13633 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13634 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13635 (ipcp_method_set_orig_node): Removed.
13636 (ipcp_cval_get_cvalue_type): Removed.
13637 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13638 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13639 (ipcp_cval_set_cvalue_type): Removed.
13640 (ipcp_cval_get_cvalue): Removed.
13641 (ipcp_cval_set_cvalue): Removed.
13642 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13643 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13644 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13645 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13646 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13647 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13648 (ipcp_get_ith_lattice): Changed parameters.
13649 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13650 (ipcp_lattice_from_jfunc): Changed parameters.
13651 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13652 (ipcp_method_cval_print): Added temporary variable info.
13653 (ipcp_redirect): Removed already unused local variable caller.
13654 (ipcp_redirect): New temporary variable orig_callee_info
13655 (ipcp_redirect): Removed newly unused local variable callee.
13656 (ipcp_redirect): Removed (a bit confusing) local variable type.
13657 (ipcp_insert_stage): Added local variable info.
13658 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13660 (ipcp_formal_create): Removed.
13661 (ipcp_method_cval_set): Removed.
13662 (ipcp_propagate_stage): Renamed lattice variables.
13663 (ipcp_method_cval_set_cvalue_type): Removed.
13664 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13665 (ipcp_print_all_lattices): Changed printed strings to refer to
13666 lattices rather than cvals.
13667 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13668 (ipcp_propagate_const): Changed formal parameters.
13669 (build_const_val): Changed formal parameters.
13670 (ipcp_insert_stage): Removed useless variable cvalue
13671 (build_const_val): Changed formal parameters.
13672 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13673 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13674 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13675 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13676 (ipcp_print_func_profile_counts): Changed string from "method" to
13678 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13679 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13680 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13681 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13682 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13683 (ipcp_lat_is_const): Changed parameters and made inline.
13684 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13685 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13686 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13687 the predicate condition directly
13688 (ipcp_propagate_stage): Added local variable args. Removed local
13689 variable callee. (Both are mere code simplifications.)
13690 (ipcp_method_dont_insert_const): Renamed to
13691 ipcp_node_not_modifiable_p.
13692 (ipcp_node_not_modifiable_p): Made inline.
13693 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13694 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13695 (ipcp_print_all_lattices): Removed variable cvalue
13696 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13699 2008-05-06 Olivier Hainque <hainque@adacore.com>
13701 * tree-sra.c (try_instantiate_multiple_fields): Early return
13702 if field has POINTER_TYPE.
13704 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13706 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13707 by using 'q' specifier for instruction.
13708 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13710 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13712 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13713 Change mode of zero_extract from QImode to HImode.
13714 (sign bit tests peepholes): (Ditto.).
13716 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/mmx.md: Remove double backslashes from asm templates.
13719 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13720 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13721 to handle nonimmediate operands.
13722 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13723 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13724 to handle nonimmediate operands.
13725 (*mmx_<code>v2sf3_finite): New insn pattern.
13726 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13727 (mmx_<code>v2sf3): New expander. Use
13728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13729 (mmx_<plusminus_insn><mode>3): New expander. Use
13730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13731 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13732 (mmx_add<mode>3): Removed.
13733 (mmx_ssadd<mode>3): Ditto.
13734 (mmx_usadd<mode>3): Ditto.
13735 (mmx_sub<mode>3): Ditto.
13736 (mmx_sssub<mode>3): Ditto.
13737 (mmx_ussub<mode>3): Ditto.
13738 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13739 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13740 to handle nonimmediate operands.
13741 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13743 (mmx_smulv4hi3_highpart): New expander. Use
13744 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13745 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13747 (mmx_umulv4hi3_highpart): New expander. Use
13748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13749 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13750 (mmx_<code>v4hi3): New expander. Use
13751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13752 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13753 (mmx_<code>v8qi3): New expander. Use
13754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13755 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13756 (mmx_<code><mode>3): New expander. Use
13757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13759 2008-05-05 Jan Hubicka <jh@suse.cz>
13761 PR tree-optimization/36118
13762 * passes.c (pass_init_dump_file): Fix dump header.
13764 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13766 PR middle-end/36141
13767 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13768 VCE for function decls.
13770 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13772 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13774 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13776 * config/i386/i386.md (sat_plusminus): New.
13777 (plusminus_insn): Likewise.
13778 (plusminus_mnemonic): Likewise.
13780 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13781 (*<addsub><mode>3_cc_overflow): Renamed to ...
13782 (*<plusminus_insn><mode>3_cc_overflow): This.
13783 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13784 (*<plusminus_insn>si3_zext_cc_overflow): This.
13786 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13787 (<plusminus_insn><mode>3): This.
13788 (*<addsub><mode>3): Renamed to ...
13789 (*<plusminus_insn><mode>3): This.
13790 (<sse>_vm<addsub><mode>3): Renamed to ...
13791 (<sse>_vm<plusminus_insn><mode>3): This.
13792 (sse3_h<addsub>v4sf3): Renamed to ...
13793 (sse3_h<plusminus_insn>v4sf3): This.
13794 (sse3_h<addsub>v2df3): Renamed to ...
13795 (sse3_h<plusminus_insn>v2df3): This.
13796 (<plusminus_insn><mode>3): New.
13797 (*<plusminus_insn><mode>3): Likewise.
13798 (sse2_<plusminus_insn><mode>3): Likewise.
13799 (add<mode>): Removed.
13800 (*add<mode>3): Likewise.
13801 (sse2_ssadd<mode>3): Likewise.
13802 (sse2_usadd<mode>3): Likewise.
13803 (sub<mode>3): Likewise.
13804 (*sub<mode>3): Likewise.
13805 (sse2_sssub<mode>3): Likewise.
13806 (sse2_ussub<mode>3): Likewise.
13808 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13810 * gthr-single.h: Add in required interface elements as per gthr.h.
13811 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13812 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13813 Generalize UNUSED macro.
13814 (__gthread_once): Add.
13815 (__gthread_key_create): Add.
13816 (__gthread_key_delete): Add.
13817 (__gthread_getspecific): Add.
13818 (__gthread_setspecific): Add.
13820 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13823 the same size types for the indirect reference on the rhs, then
13826 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13828 * config/i386/i386.md
13829 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13830 one insn template instead of template series.
13831 (*xordi_1_rex64): Ditto.
13832 (*xordi_2_rex64): Ditto.
13834 2008-05-05 Ira Rosen <irar@il.ibm.com>
13836 PR tree-optimization/36119
13837 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13840 2008-06-04 Jan Hubicka <jh@suse.cz>
13842 tree-optimization/36100
13843 * tree-pass.h (pass_O0_always_inline): Declare.
13844 * ipa-inline.c (inline_transform): Remove dead code.
13845 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13846 pass_O0_always_inline): New.
13847 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13849 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13851 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13852 mnemonic in this_param move for TARGET_64BIT.
13854 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13856 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13857 (*strmovsi_rex_1): Ditto.
13858 (*strsetsi_1): Ditto.
13859 (*strsetsi_rex_1): Ditto.
13861 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13862 adddicc expanders using SWI mode iterator.
13864 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13867 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13870 2008-05-04 David S. Miller <davem@davemloft.net>
13872 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13873 (sparc*-*-linux*): Use linux.h in tm_file.
13874 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13875 compiler defaulting to 32-bit.
13876 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13878 * config/sparc/linux.h: Remove definitions now obtained
13879 properly from linux.h
13880 * config/sparc/linux64.h: Likewise.
13881 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13882 don't want this setting for 32-bit builds in a biarch compiler.
13883 * doc/install.texi: Add sparc-linux to list of targets
13884 supporting --enable-targets=all.
13886 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13888 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13890 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13892 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13893 after V4SI_FTYPE_V8HI.
13894 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13895 case V4SI_FTYPE_V2DF.
13897 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13899 * doc/invoke.texi (max-flow-memory-locations): Removed.
13900 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13902 2008-05-03 Richard Guenther <rguenther@suse.de>
13904 PR middle-end/34973
13905 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13907 2008-05-02 David S. Miller <davem@davemloft.net>
13909 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13911 2008-05-02 Simon Baldwin <simonb@google.com>
13914 * c-common.h (warn_array_subscript_range): Removed.
13915 * c-common.c (warn_array_subscript_range): Ditto.
13916 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13917 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13919 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13921 * config/i386/i386.c (ix86_special_builtin_type): New.
13922 (bdesc_special_args): Likewise.
13923 (ix86_expand_special_args_builtin): Likewise.
13924 (ix86_init_mmx_sse_builtins): Updated.
13925 (ix86_expand_builtin): Updated.
13926 (ix86_expand_store_builtin): Removed.
13927 (ix86_expand_unop_builtin): Likewise.
13929 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13930 * config/i386/mmintrin.h (__v2sf): Here.
13932 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13934 (_mm_loadl_pi): Likewise.
13935 (_mm_storeh_pi): Replace __v2si with __v2sf.
13936 (_mm_storel_pi): Likewise.
13938 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13939 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13940 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13941 __builtin_ia32_loadlpd.
13943 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13945 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13946 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13947 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13948 (ix86_init_mmx_sse_builtins): Updated.
13949 (ix86_expand_args_builtin): Likewise.
13950 (ix86_expand_builtin): Likewise.
13951 (ix86_expand_unop1_builtin): Renamed to ...
13952 (ix86_expand_unop_vec_merge_builtin): This.
13954 2008-05-01 Jan Hubicka <jh@suse.cz>
13957 * ipa-inline.c (inline_generate_summary): Make static.
13958 (inline_transform): Do not call inlining at -O0; make static.
13959 * passes.c (execute_todo): Add sanity check.
13960 (execute_one_ipa_transform_pass): Execute proper flags.
13962 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13964 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13965 (DECL_NONADDRESSABLE_P): Likewise.
13966 * alias.c (record_component_aliases): Fix comment.
13968 2008-05-01 Simon Baldwin <simonb@google.com>
13970 * c-common.h (warn_array_subscript_range): New function.
13971 * c-common.c (warn_array_subscript_range): Ditto.
13972 * tree-vrp.c (check_array_ref): Corrected code to agree with
13973 comment, ignoring only arrays of size 0 or size 1.
13974 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13976 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/i386.c (ix86_builtin_type): Replace
13979 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13980 (bdesc_args): Updated.
13981 (ix86_init_mmx_sse_builtins): Likewise.
13982 (ix86_expand_args_builtin): Likewise.
13984 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13987 * doc/extend.texi: Correct __builtin_ia32_palignr.
13989 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13992 * config/i386/i386.c (bdesc_crc32): Removed.
13993 (ix86_expand_crc32): Likewise.
13994 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13995 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13996 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13997 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13998 UINT_FTYPE_UINT_UCHAR.
13999 (bdesc_args): Updated. Add crc32 builtins.
14000 (ix86_init_mmx_sse_builtins): Updated.
14001 (ix86_expand_args_builtin): Updated to support subreg.
14003 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14005 2008-05-01 Jan Hubicka <jh@suse.cz>
14007 * tree-pass.h (opt_pass): Add IPA_PASS.
14008 (varpool_node, cgraph_node): Forward declare.
14009 (ipa_opt_pass): Define.
14010 (pass_ipa_inline): Turn into ipa_opt_pass.
14011 (pass_apply_inline): Remove.
14012 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14013 (apply_inline): Turn into ....
14014 (inline_transform): ... this one.
14015 (inline_generate_summary): New function.
14016 (pass_apply_inline): Remove.
14017 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14019 (struct function): Add ipa_transforms_to_apply.
14020 * passes.c (register_one_dump_file): Work on IPA_PASS.
14021 (init_optimization_passes): Remove pass_inline_parameters and
14023 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14024 (execute_one_pass) ... here; apply transforms when possible.
14025 (add_ipa_transform_pass, execute_ipa_summary_asses,
14026 execute_one_ipa_transform_pass): New.
14027 (execute_ipa_pass_list): Update for IPA_PASS type.
14029 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14031 * config/i386/i386.c (ix86_builtin_type): Add
14032 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14033 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14034 (bdesc_args): Add SSE4a builtins.
14035 (ix86_init_mmx_sse_builtins): Updated.
14036 (ix86_expand_args_builtin): Likewise.
14037 (ix86_expand_builtin): Likewise.
14039 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14041 * config/i386/i386.c (ix86_builtin_type): Add
14042 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14043 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14044 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14045 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14046 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14047 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14048 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14049 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14050 and DI_FTYPE_DI_DI_INT.
14051 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14052 (ix86_init_mmx_sse_builtins): Updated.
14053 (ix86_expand_args_builtin): Likewise.
14054 (ix86_expand_builtin): Likewise.
14055 (ix86_expand_binop_imm_builtin): Removed.
14057 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14059 2008-04-30 Richard Guenther <rguenther@suse.de>
14061 PR tree-optimization/32921
14062 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14064 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14066 * config/arm/arm.c (arm_unwind_emit): Use
14067 crtl->all_throwers_are_sibcalls instead of
14068 cfun->all_throwers_are_sibcalls.
14069 (arm_output_fn_unwind): Likewise.
14070 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14071 instead of cfun->uses_pic_offset_table.
14072 (frv_expand_prologue): Likewise.
14073 (frv_frame_pointer_required): Likewise.
14074 (frv_expand_fdpic_call): Likewise.
14075 (frv_emit_movsi): Likewise.
14076 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14077 cfun->returns_pcc_struct instead of
14078 current_function_returns_pcc_struct.
14079 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14080 instead of cfun->calls_eh_return.
14081 (m32c_pushm_popm): Likewise.
14082 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14083 "extern" declaration.
14085 2008-04-30 Richard Guenther <rguenther@suse.de>
14087 PR tree-optimization/21636
14088 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14090 (evaluate_stmt): Print the likely value.
14091 (ccp_visit_stmt): Avoid excessive vertical spacing.
14093 2008-04-30 Rafael Espindola <espindola@google.com>
14095 * builtins.c (fold_call_expr): Return realret.
14096 * tree-ssa-threadedge.c
14097 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14098 __builtin_object_size.
14100 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14102 * gcc.c (wrapper_string): New variable.
14103 (insert_wrapper): New function.
14104 (execute): New option -wrapper.
14105 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14107 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14109 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14110 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14111 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14113 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14114 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14115 config/rs6000/e500crtres64gprctr.asm,
14116 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14117 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14118 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14119 config/rs6000/e500crtsav64gprctr.asm,
14120 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14121 config/rs6000/e500crtsavg64gprctr.asm: New files.
14122 * config/rs6000/t-ppccomm: Add build rules for new files.
14123 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14124 * config/rs6000/t-netbsd: Add build rules for new files.
14125 (LIB2FUNCS_STATIC_EXTRA): New variable.
14126 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14127 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14128 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14130 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14132 * config/i386/i386.c (ix86_builtin_type): Add
14133 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14134 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14135 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14136 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14137 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14138 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14139 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14140 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14141 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14142 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14143 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14144 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14145 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14146 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14147 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14148 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14149 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14150 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14151 V1DI_FTYPE_V2SI_V2SI.
14152 (bdesc_2arg): Moved to ...
14153 (bdesc_args): Here.
14154 (ix86_init_mmx_sse_builtins): Updated.
14155 (ix86_expand_args_builtin): Updated. Take a pointer
14156 to const struct builtin_description. Handle comparison
14158 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14159 (ix86_expand_builtin): Updated.
14161 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14162 (ssse3_pmaddubsw128): This.
14163 (ssse3_pmaddubswv4hi3): Renamed to ...
14164 (ssse3_pmaddubsw): This.
14166 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14167 (__builtin_ia32_packssdw128): Likewise.
14168 (__builtin_ia32_packuswb128): Likewise.
14169 (__builtin_ia32_pmaddubsw): Likewise.
14170 (__builtin_ia32_pmaddubsw128): Likewise.
14172 2008-04-30 Richard Guenther <rguenther@suse.de>
14174 PR tree-optimization/14847
14175 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14176 (recognize_bits_test): Use it.
14177 (recognize_single_bit_test): Likewise.
14179 2008-04-30 Martin Jambor <mjambor@suse.cz>
14181 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14182 instead of setting number of formal parameters to zero.
14183 (ipcp_init_stage): Do not set the number of actual parameters to zero
14185 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14186 which are called with variable number of arguments.
14187 (ipcp_insert_stage): Explicitely skipping all nodes which are
14188 called with variable number of arguments.
14189 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14190 number of parameters.
14192 * ipa-prop.h (struct ipa_node_params): Added flag
14193 called_with_var_arguments
14194 (ipa_set_param_count): Added. Changed sole setter to use it.
14195 (ipa_get_param_count): Added. All readers of param_count
14196 converted to use it instead.
14197 (ipa_set_called_with_variable_arg): Added.
14198 (ipa_is_called_with_var_arguments): Added.
14199 (ipa_get_ith_param): Added. All readers of param_decls converted
14201 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14203 (ipa_get_cs_argument_count): Added, all readers of argument_count
14205 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14208 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14209 (struct ipcp_lattice): Renamed cval_type to type
14210 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14212 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14213 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14214 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14215 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14216 (build_const_val): Changed the type of parameter cvalue to tree
14217 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14218 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14220 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14223 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14224 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14225 (ipa_add_method): Renamed to ipa_push_func_to_list
14226 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14227 (ipa_callsite_param_count): Removed.
14228 (ipa_callsite_param_count_set): Removed.
14229 (ipa_callsite_param): Removed.
14230 (ipa_callsite_callee): Removed.
14231 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14232 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14233 (ipa_method_formal_count): Removed.
14234 (ipa_method_formal_count_set): Removed.
14235 (ipa_method_get_tree): Removed.
14236 (ipa_method_tree_map_create): Removed.
14237 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14238 (ipa_create_param_decls_array): Creates the array itself
14239 (ipa_create_param_decls_array): Temporary variable info instead of
14240 a few dereferences.
14241 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14242 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14243 (get_type): Removed.
14244 (ipa_jf_get_info_type): Removed.
14245 (ipa_node_create): Renamed to ipa_create_node_params
14246 (ipa_free): Renamed to ipa_free_all_node_params
14247 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14248 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14249 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14250 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14251 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14252 ipa_free_all_edge_args
14253 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14254 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14255 (ipa_create_methodlist_node): Removed.
14256 (ipa_methodlist_method): Removed.
14257 (ipa_methodlist_method_set): Removed.
14258 (ipa_methodlist_next_method): Removed.
14259 (ipa_methodlist_next_method_set): Removed.
14260 (ipa_method_is_modified): Removed.
14261 (ipa_method_modify_create): Removed.
14262 (ipa_method_modify_init): Temporary variable info instead of a few
14264 (ipa_detect_param_modifications): Temporary variable info instead of
14265 a few dereferences.
14266 (ipa_compute_jump_functions): Temporary variable info instead of
14267 a few dereferences.
14268 (ipa_method_modify_set): Removed.
14269 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14270 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14271 than craph_node as the first parameter.
14272 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14273 (ipa_method_modify_init): Removed.
14274 (ipa_compute_jump_functions): Added a temp variable instead of
14275 repeatadly dereferencing the cgraph_edge.aux pointer
14276 (ipa_callsite_param_set_type): Removed.
14277 (ipa_compute_jump_functions): i renamed to index and moved to
14279 (ipa_callsite_param_set_info_type_formal): Removed.
14280 (ipa_callsite_param_set_info_type): Removed.
14281 (ipa_callsite_param_map_create): Removed.
14282 (ipa_callsite_tree): Removed.
14283 (ipa_callsite_caller): Removed.
14284 (ipa_pop_func_from_list): return_method removed to return_func
14286 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14287 prefixed all values with IPA_. Changed all users.
14288 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14289 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14290 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14291 (union parameter_info): Renamed to jump_func_value.
14292 (union jump_func_value): Renamed value to constant
14293 (struct ipa_jump_func): Renamed info_type to value
14294 (struct ipa_node): Renamed to ipa_node_params
14295 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14296 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14297 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14298 (struct ipa_edge): Renamed to ipa_edge_args
14299 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14300 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14301 (struct ipa_methodlist): Renamed to ipa_func_list
14302 (struct ipa_func_list): method_p renamed to node, next_method
14304 (ipa_methodlist_p): Removed, switched all users to struct pointer
14305 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14307 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14309 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14310 (rs6000_emit_epilogue): Use backchain to restore only when we
14311 have a large frame. Make use of frame pointer to restore if we
14312 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14314 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14316 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14317 Add mode to zero_extract.
14318 (sign bit tests peepholes): (Ditto.).
14320 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14322 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14323 Instructions in comments with SSE3.
14324 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14325 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14326 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14327 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14328 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14329 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14330 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14331 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14332 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14333 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14334 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14335 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14336 (bdesc_sse_args): Renamed to ...
14337 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14338 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14339 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14340 IX86_BUILTIN_FABSQ.
14341 (bdesc_1arg): Moved to ...
14342 (bdesc_args): Here.
14343 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14344 Instructions in comments with SSE3.
14345 (ix86_expand_sse_operands_builtin): Renamed to ...
14346 (ix86_expand_args_builtin): This. Updated.
14347 (ix86_expand_unop1_builtin): Update comments.
14348 (ix86_expand_builtin): Updated.
14350 2008-04-29 Richard Guenther <rguenther@suse.de>
14352 PR tree-optimization/36078
14353 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14354 Update virtual SSA form after cleaning up the CFG.
14356 2008-04-29 Richard Guenther <rguenther@suse.de>
14358 PR middle-end/15255
14359 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14361 2008-04-29 Richard Guenther <rguenther@suse.de>
14363 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14364 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14365 (compute_flow_insensitive_aliasing): Do not treat
14366 PTR_IS_REF_ALL pointers special.
14367 (get_smt_for): Likewise.
14368 (may_alias_p): Re-structure.
14369 (is_escape_site): A ref-all pointer conversion is not an escape site.
14370 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14371 PTR_IS_REF_ALL pointers special.
14372 * tree-ssa-structalias.h (struct alias_info): Remove
14373 ref_all_symbol_mem_tag field.
14374 (PTR_IS_REF_ALL): Remove.
14376 2008-04-29 Richard Guenther <rguenther@suse.de>
14378 PR middle-end/36077
14379 * fold-const.c (extract_muldiv_1): In combining division constants
14380 make sure to never overflow.
14382 2008-04-29 Nick Clifton <nickc@redhat.com>
14384 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14386 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14389 * optc-gen.awk: Work around HP-UX/IA awk bug.
14391 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14393 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14396 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14399 * config/i386/i386.md
14400 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14401 Change operand 1 predicate to nonimmediate_operand.
14403 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14406 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14408 * gengtype.c (walk_type, write_func_for_structure): Handle
14410 * doc/gty.texi: Document chain_circular.
14412 2008-04-28 Richard Guenther <rguenther@suse.de>
14414 PR tree-optimization/36066
14415 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14418 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14421 * config/i386/i386.md
14422 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14423 Use match_scratch instead of match_operand for operands 3 and 4.
14425 2008-04-27 Richard Guenther <rguenther@suse.de>
14427 PR tree-optimization/18754
14428 PR tree-optimization/34223
14429 * tree-pass.h (pass_complete_unrolli): Declare.
14430 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14431 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14432 Rewrite loop into loop closed SSA form if it is not already.
14433 (tree_unroll_loops_completely): Re-structure to iterate over
14434 innermost loops with intermediate CFG cleanups.
14435 Unroll outermost loops only if requested or the code does not grow
14437 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14438 loops are available.
14439 (tree_vectorize): Instead do so here.
14440 (tree_complete_unroll): Also unroll outermost loops.
14441 (tree_complete_unroll_inner): New function.
14442 (gate_tree_complete_unroll_inner): Likewise.
14443 (pass_complete_unrolli): New pass.
14444 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14445 uses outside of the loop.
14446 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14447 form if it is available.
14448 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14449 * passes.c (init_optimization_passes): Schedule complete inner
14450 loop unrolling pass before the first CCP pass after final inlining.
14452 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14454 * targhooks.h (default_emutls_var_fields,
14455 default_emutls_var_init): Declare.
14456 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14457 * target.h (struct gcc_target): Add struct emutls member.
14458 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14459 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14460 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14461 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14462 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14463 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14464 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14465 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14466 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14467 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14468 emit debug information.
14469 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14470 * varasm.c: Include targhooks.h.
14471 (emutls_object_section, emutls_tmpl_section): New.
14472 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14473 (EMUTLS_SEPARATOR): New.
14474 (prefix_name): New.
14475 (get_emutls_object_name): New.
14476 (default_emutls_var_fields): New, broken out of ...
14477 (get_emutls_object_type): ... here. Adjust to use target hooks.
14478 (get_emutls_init_templ_addr): Adjust to use target hooks.
14479 (emutls_decl): Adjust to use target hooks.
14480 (emutls_finish): Likewise.
14481 (default_emutls_var_init): New, broken out of ...
14482 (assemble_variable): ... here. Adjust to use target hooks.
14483 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14484 SECCAT_EMUTLS_TMPL.
14485 * c-common.c (handle_section_attribute): Prevent overriding
14486 sections for emulated tls with special sections.
14487 * config/i386/i386.c (x86_64_elf_select_section): Add
14488 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14489 (x86_64_elf_unique_section): Likewise.
14490 * config/vxworks.c: Include tree.h.
14491 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14492 (vxworks_override_options): Set TLS scheme.
14493 * doc/tm.texi (Emulated TLS): New node.
14495 2008-04-26 Simon Baldwin <simonb@google.com>
14498 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14499 with propagated string constants.
14501 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14503 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14504 constraint for operand 2 when operand 0 is memory operand.
14505 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14506 operand 0 is memory operand.
14507 (fix_trunc<mode>_i387_with_temp): Ditto.
14508 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14509 operand 2 when operand 1 is memory operand.
14510 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14511 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14512 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14513 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14514 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14515 operands 2,3 and 4 when operand 1 is memory operand.
14516 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14518 (fistdi2_floor_with_temp): Ditto.
14519 (fist<mode>2_floor_with_temp): Ditto.
14520 (fistdi2_ceil_with_temp): Ditto.
14521 (fist<mode>2_ceil_with_temp): Ditto.
14522 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14524 2008-04-26 David Daney <ddaney@avtrex.com>
14526 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14528 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14529 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14530 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14531 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14532 (compare_and_swap_12): New insn.
14533 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14534 * config/mips/mips.c (mips_force_binary): New function.
14535 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14536 (mips_expand_compare_and_swap_12): New function.
14537 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14539 2008-04-25 Jan Hubicka <jh@suse.cz>
14542 * cfgexpand.c (pass_expand): Turn into RTL pass.
14543 * passes.c (execute_one_pass): Do pass typechecking after execution.
14544 * tree-pass.h (pass_expand): Turn into RTL pass.
14546 * function.h (struct rtl_data): Move here fields
14547 accesses_prior_frames, calls_eh_return, saves_all_registers,
14548 has_nonlocal_goto, has_asm_statement, is_thunk,
14549 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14550 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14551 arg_pointer_save_area_init from struct function; turn into bool.
14552 (struct function): Move
14553 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14554 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14555 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14556 tail_call_emit, arg_pointer_save_area_init
14557 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14558 (current_function_returns_struct, current_function_returns_pcc_struct,
14559 current_function_calls_setjmp, current_function_calls_alloca,
14560 current_function_accesses_prior_frames,
14561 current_function_calls_eh_return, current_function_is_thunk,
14562 current_function_stdarg, current_function_profile,
14563 current_function_limit_stack, current_function_uses_pic_offset_table,
14564 current_function_uses_const_pool, current_function_has_nonlocal_label,
14565 current_function_saves_all_registers,
14566 current_function_has_nonlocal_goto,
14567 current_function_has_asm_statement): Remove accesor macros.
14568 * ra-conflict.c (global_conflicts): Update.
14569 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14570 (suitable_for_tail_call_opt_p): Update.
14571 * builtins.c (expand_builtin_return_addr): Update.
14572 (expand_builtin_setjmp_setup): Update.
14573 (expand_builtin_nonlocal_goto): Update.
14574 * final.c (final_start_function): Update.
14575 (profile_function): Update.
14576 (leaf_function_p): Update.
14577 (only_leaf_regs_used): Update.
14578 * df-scan.c (df_get_exit_block_use_set): Update.
14579 * dojump.c (clear_pending_stack_adjust): Update.
14580 * tree-stdarg.c (gate_optimize_stdarg): Update.
14581 * gimple-low.c (lower_function_body): Update.
14582 * global.c (compute_regsets): Update.
14583 (global_alloc): Update.
14584 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14585 * expr.c (expand_assignment): Update.
14586 * dse.c (dse_step0): Update.
14587 (dse_step1): Update.
14588 * c-decl.c (store_parm_decls): Update.
14589 * local-alloc.c (combine_regs): Update.
14590 (find_free_reg): Update.
14591 * function.c (assign_parms_augmented_arg_list): Update.
14592 (assign_parm_find_data_types): Update.
14593 (assign_parms): Update.
14594 (allocate_struct_function): Update.
14595 (expand_function_start): Update.
14596 (expand_function_end): Update.
14597 (get_arg_pointer_save_area): Update.
14598 (thread_prologue_and_epilogue_insns): Update.
14599 (rest_of_match_asm_constraints): Update.
14600 * stor-layout.c (variable_size): Update.
14601 * gcse.c (gcse_main): Update.
14602 (bypass_jumps): Update.
14603 * gimplify.c (gimplify_function_tree): Update.
14604 * calls.c (emit_call_1): Update.
14605 (expand_call): Update.
14606 * bt-load.c (compute_defs_uses_and_gen): Update.
14607 * except.c (sjlj_assign_call_site_values): Update.
14608 (sjlj_emit_function_enter): Update.
14609 (can_throw_external): Update.
14610 (set_nothrow_function_flags): Update.
14611 (expand_builtin_unwind_init): Update.
14612 (expand_eh_return): Update.
14613 (convert_to_eh_region_ranges): Update.
14614 (output_function_exception_table): Update.
14615 * emit-rtl.c (gen_tmp_stack_mem): Update.
14616 * cfgexpand.c (expand_used_vars): Update.
14617 (tree_expand_cfg): Update.
14618 * cfgcleanup.c (rest_of_handle_jump): Update.
14619 * explow.c (allocate_dynamic_stack_space): Update.
14620 * varasm.c (assemble_start_function): Update.
14621 (force_const_mem): Update.
14622 (mark_constant_pool): Update.
14623 * tree-optimize.c (tree_rest_of_compilation): Update.
14624 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14625 * tree-cfg.c (notice_special_calls): Update.
14626 (is_ctrl_altering_stmt): Update.
14627 (tree_can_make_abnormal_goto): Update.
14628 (tree_purge_dead_abnormal_call_edges): Update.
14629 * config/alpha/predicates.md: Update.
14630 * config/alpha/alpha.c (alpha_sa_mask): Update.
14631 (alpha_sa_size): Update.
14632 (alpha_does_function_need_gp): Update.
14633 (alpha_expand_prologue): Update.
14634 (alpha_start_function): Update.
14635 (alpha_output_function_end_prologue): Update.
14636 (alpha_expand_epilogue): Update.
14637 * config/frv/frv.c (frv_stack_info): Update.
14638 (frv_expand_epilogue): Update.
14639 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14640 (s390_register_info): Update.
14641 (s390_frame_info): Update.
14642 (s390_init_frame_layout): Update.
14643 (s390_can_eliminate): Update.
14644 (save_gprs): Update.
14645 * config/spu/spu.c (spu_split_immediate): Update.
14646 (need_to_save_reg): Update.
14647 (spu_expand_prologue): Update.
14648 (spu_expand_epilogue): Update.
14649 * config/sparc/sparc.md: Update.
14650 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14651 (sparc_tls_got): Update.
14652 (legitimize_pic_address): Update.
14653 (sparc_emit_call_insn): Update.
14654 (sparc_expand_prologue): Update.
14655 (output_return): Update.
14656 (print_operand): Update.
14657 (sparc_function_ok_for_sibcall): Update.
14658 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14659 * config/m32r/m32r.md: Update.
14660 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14661 (m32r_compute_frame_size): Update.
14662 (m32r_expand_prologue): Update.
14663 (m32r_expand_epilogue): Update.
14664 (m32r_legitimize_pic_address): Update.
14665 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14666 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14667 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14668 (gen_push): Update.
14669 (ix86_save_reg): Update.
14670 (ix86_compute_frame_layout): Update.
14671 (ix86_expand_prologue): Update.
14672 (ix86_expand_epilogue): Update.
14673 * config/sh/sh.c (output_stack_adjust): Update.
14674 (calc_live_regs): Update.
14675 (sh5_schedule_saves): Update.
14676 (sh_expand_prologue): Update.
14677 (sh_expand_epilogue): Update.
14678 (sh_setup_incoming_varargs): Update.
14679 (sh_allocate_initial_value): Update.
14680 (sh_get_pr_initial_val): Update.
14681 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14682 * config/sh/sh.md (label:): Update.
14683 * config/avr/avr.c (out_movhi_mr_r): Update.
14684 * config/crx/crx.h (enum): Update.
14685 * config/xtensa/xtensa.h (along): Update.
14686 * config/stormy16/stormy16.c Update.
14687 (xstormy16_compute_stack_layout): Update.
14688 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14689 (fr30_expand_prologue): Update.
14690 * config/cris/cris.c (cris_conditional_register_usage): Update.
14691 (cris_reg_saved_in_regsave_area): Update.
14692 (cris_initial_frame_pointer_offset): Update.
14693 (cris_simple_epilogue): Update.
14694 (cris_expand_prologue): Update.
14695 (cris_expand_epilogue): Update.
14696 (cris_expand_pic_call_address): Update.
14697 (cris_asm_output_symbol_ref): Update.
14698 (cris_asm_output_label_ref): Update.
14699 * config/cris/cris.md Update.
14700 * config/iq2000/iq2000.c (compute_frame_size): Update.
14701 (iq2000_expand_epilogue): Update.
14702 * config/mt/mt.h (save_direction): Update.
14703 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14704 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14705 (ia64_secondary_reload_class): Update.
14706 * config/m68k/m68k.c (m68k_save_reg): Update.
14707 (m68k_expand_prologue): Update.
14708 (m68k_expand_epilogue): Update.
14709 (legitimize_pic_address): Update.
14710 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14711 (first_reg_to_save): Update.
14712 (first_altivec_reg_to_save): Update.
14713 (compute_vrsave_mask): Update.
14714 (compute_save_world_info): Update.
14715 (rs6000_stack_info): Update.
14716 (spe_func_has_64bit_regs_p): Update.
14717 (rs6000_ra_ever_killed): Update.
14718 (rs6000_emit_eh_reg_restore): Update.
14719 (rs6000_emit_allocate_stack): Update.
14720 (rs6000_emit_prologue): Update.
14721 (rs6000_emit_epilogue): Update.
14722 (rs6000_output_function_epilogue): Update.
14723 (output_profile_hook): Update.
14724 (rs6000_elf_declare_function_name): Update.
14725 * config/rs6000/rs6000.h (rs6000_args): Update.
14726 * config/rs6000/rs6000.md: Update.
14727 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14728 * config/arc/arc.c (arc_output_function_epilogue): Update.
14729 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14730 * config/darwin.c (machopic_function_base_name): Update.
14731 * config/score/score3.c (score3_compute_frame_size): Update.
14734 (score3_epilogue): Update.
14735 * config/score/score7.c (score7_compute_frame_size): Update.
14736 (score7_prologue): Update.
14737 (score7_epilogue): Update.
14738 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14739 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14740 * config/arm/arm.c (use_return_insn): Update.
14741 (require_pic_register): Update.
14742 (arm_load_pic_register): Update.
14743 (arm_compute_save_reg0_reg12_mask): Update.
14744 (arm_compute_save_reg_mask): Update.
14745 (thumb1_compute_save_reg_mask): Update.
14746 (output_return_instruction): Update.
14747 (arm_output_function_prologue): Update.
14748 (arm_output_epilogue): Update.
14749 (arm_get_frame_offsets): Update.
14750 (arm_expand_prologue): Update.
14751 (thumb_pushpop): Update.
14752 (thumb_exit): Update.
14753 (thumb1_expand_prologue): Update.
14754 (thumb1_expand_epilogue): Update.
14755 (arm_unwind_emit): Update.
14756 (arm_output_fn_unwind): Update.
14757 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14758 * config/arm/arm.md: Update.
14759 * config/pa/pa.md: Update.
14760 * config/pa/pa.c (legitimize_pic_address): Update.
14761 (compute_frame_size): Update.
14762 (hppa_expand_prologue): Update.
14763 (hppa_expand_epilogue): Update.
14764 (borx_reg_operand): Update.
14765 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14766 (HARD_REGNO_RENAME_OK): Update.
14767 * config/mips/mips.c (mips_global_pointer): Update.
14768 (mips_save_reg_p): Update.
14769 (mips_compute_frame_info): Update.
14770 (mips_frame_pointer_required): Update.
14771 (mips_expand_prologue): Update.
14772 (mips_expand_epilogue): Update.
14773 (mips_can_use_return_insn): Update.
14774 (mips_reorg_process_insns): Update.
14775 * config/v850/v850.c (compute_register_save_size): Update.
14776 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14777 * config/mmix/mmix.c (along): Update.
14778 (mmix_expand_epilogue): Update.
14779 * config/bfin/bfin.c (legitimize_pic_address): Update.
14780 (must_save_p): Update.
14781 (stack_frame_needed_p): Update.
14782 (add_to_reg): Update.
14783 (bfin_expand_prologue): Update.
14784 * stmt.c (expand_asm_operands): Update.
14785 * reload1.c (reload): Update.
14786 (init_elim_table): Update.
14788 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14790 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14792 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14794 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14795 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14796 (mov<mode>): Removed.
14797 (*movv4sf_internal): Likewise.
14798 (*movv2df_internal): Likewise.
14800 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14802 * config.gcc (crx-*-elf): Remove deprecation.
14804 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14806 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14807 __gcc_deregister_frame with atexit.
14808 (deregister_frame_dtor): Remove.
14810 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14811 Nathan Sidwell <nathan@codesourcery.com>
14813 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14815 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14816 (rs6000_isel): Likewise.
14817 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14818 (rs6000_isel): New variable.
14819 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14821 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14824 * c-common.c (handle_vector_size_attribute): Call
14825 lang_hooks.types.reconstruct_complex_type instead of
14826 reconstruct_complex_type.
14827 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14828 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14829 * langhooks.h (struct lang_hooks_for_types): Add
14830 reconstruct_complex_type hook.
14831 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14832 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14834 2008-04-24 Richard Guenther <rguenther@suse.de>
14836 * c-common.h (check_builtin_function_arguments): Declare.
14837 * c-common.c (validate_nargs): New function.
14838 (check_builtin_function_arguments): Likewise.
14839 * c-typeck.c (build_function_call): Call
14840 check_builtin_function_arguments.
14841 * builtins.c (fold_builtin_classify): Remove error reporting code.
14842 (fold_builtin_unordered_cmp): Likewise.
14843 (fold_builtin_1): Likewise.
14844 (fold_builtin_n): Likewise.
14846 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14848 PR tree-optimization/36008
14849 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14850 the original op1, rather than delta by step.
14852 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14853 Sebastian Pop <sebastian.pop@amd.com>
14855 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14856 eliminate_local_variables_stmt, eliminate_local_variables,
14857 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14858 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14859 of code delimited by two edges in the CFG.
14860 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14861 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14862 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14863 the case of parallelisation of reductions.
14864 (expr_invariant_in_region_p): New.
14866 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14867 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14869 2008-04-24 Ira Rosen <irar@il.ibm.com>
14870 Richard Guenther <rguenther@suse.de>
14872 PR tree-optimization/36034
14873 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14874 incapable of dealing with loads with gaps.
14876 2008-04-24 Rafael Espindola <espindola@google.com>
14878 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14879 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14880 vrp_evaluate_conditional.
14881 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14882 (vrp_evaluate_conditional): Split the cond argument.
14883 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14884 (simplify_stmt_for_jump_threading): Update call to
14885 vrp_evaluate_conditional.
14887 2008-04-24 Ira Rosen <irar@il.ibm.com>
14889 PR tree-optimization/35982
14890 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14891 interleaved data-refs are of the same type.
14893 2008-04-24 Danny Smith <dannysmith@users.net>
14895 * c-format.c (check_format_info_main): Use strncmp rather than a
14896 magic prefix to handle multichar length specs.
14897 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14898 Don't prefix "I64" and "I32" with '\0'.
14900 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14903 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14904 in registers for -m32 only if stdarg_p (fntype).
14906 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14908 PR rtl-optimization/36006
14909 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14910 temp to op0 in order to avoid invalid rtx sharing.
14912 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14914 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14915 check TREE_INVARIANT.
14916 * tree-gimple.c (is_gimple_address): New.
14917 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14918 * tree-gimple.h (is_gimple_address): New.
14919 * tree.h (decl_address_invariant_p): New.
14920 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14921 (build_string): Likewise.
14922 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14923 (tree_invariant_p_1): Likewise.
14924 (save_expr): Use it.
14925 (tree_invariant_p): New.
14926 (skip_simple_arithmetic): Use it.
14927 (stabilize_reference_1): Use it.
14928 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14930 (build1_stat): Drop code to compute TREE_INVARIANT.
14931 (build2_stat): Drop code to compute TREE_INVARIANT.
14932 (build3_stat): Drop code to compute TREE_INVARIANT.
14933 (build4_stat): Drop code to compute TREE_INVARIANT.
14934 (build5_stat): Drop code to compute TREE_INVARIANT.
14935 (build7_stat): Drop code to compute TREE_INVARIANT.
14936 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14937 * tree.h (struct tree_base): Remove invariant_flag.
14938 (TREE_INVARIANT): Remove.
14939 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14940 (fold_builtin_expect): Check TREE_CONSTANT.
14941 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14942 * c-tree.h (c_expr_to_decl): Drop third parameter.
14943 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14944 (build_c_cast): Don't set TREE_INVARIANT.
14945 (pop_init_level): Don't set TREE_INVARIANT.
14946 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14947 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14949 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14950 (gimplify_addr_expr): Adjust comment.
14951 * tree-mudflap.c (mf_build_string):
14952 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14953 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14954 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14955 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14956 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14957 * langhooks.h (struct lang_hooks): Drop third parameter from
14960 2008-04-23 Richard Guenther <rguenther@suse.de>
14962 PR tree-optimization/27799
14963 PR tree-optimization/32921
14964 PR tree-optimization/32624
14965 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14966 SMTs aliases and the tag itself into the solution.
14967 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14968 merge the points-to solution back into the SMT aliases.
14969 (may_alias_p): Use alias_set_subset_of instead of
14970 aliases_conflict_p. A pointer which points to
14971 memory with alias set zero may access any variable.
14973 2008-04-23 Richard Guenther <rguenther@suse.de>
14975 * alias.c (alias_set_subset_of): Correctly handle asking
14976 if zero is a subset of an alias set with zero child.
14977 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14978 (compute_flow_insensitive_aliasing): Correctly walk all
14979 pointers. Do not unnecessarily union sets.
14981 2008-04-23 Richard Guenther <rguenther@suse.de>
14983 PR middle-end/36021
14984 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14986 2008-04-22 Tomas Bily <tbily@suse.cz>
14988 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14990 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14992 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14993 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14994 * tree-inline.c (estimate_num_insns_1): Likewise.
14995 * varasm.c (const_hash_1, compare_constant, copy_constant)
14996 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14997 * emit-rtl.c (component_ref_for_mem_expr)
14998 (set_mem_attributes_minus_bitpos): Likewise.
14999 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15000 (is_aligning_offset): Likewise.
15001 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15002 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15003 * dojump.c (do_jump): Likewise.
15004 * builtins.c (get_pointer_alignment, get_memory_rtx)
15005 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15006 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15008 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15010 PR rtl-optimization/36017
15011 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15012 expanding the library call.
15014 2008-04-22 Ian Lance Taylor <iant@google.com>
15016 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15017 than size_in_bytes.
15019 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15021 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15022 of LR/CTR moves for Power6.
15024 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15026 PR middle-end/36003
15027 * passes.c (init_optimization_passes): Remove
15028 pass_fast_rtl_byte_dce.
15030 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15033 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15034 builtin functions to generate faster code.
15035 (_mm_cvtpu16_ps): Ditto.
15036 (_mm_cvtpi32x2_ps): Ditto.
15038 2008-04-22 Nick Clifton <nickc@redhat.com>
15040 * common.opt (ftree-loop-distribution): Add Optimization
15043 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15044 (frv_expand_builtin_va_start): Likewise.
15046 * config/arm/arm.c (thumb_find_work_register): Fix location of
15047 argument register count.
15049 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15051 Support scheduling for ColdFire V1 and V3 microarchitecture.
15052 Improve scheduling of multiplication instructions.
15054 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15055 (mac): New instruction attribute.
15056 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15057 (m68k_sched_mac): New variable.
15058 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15059 Handle cfv1 and cfv3.
15060 (max_insn_size): New static variable.
15061 (struct _sched_ib): New type.
15062 (sched_ib): New static variable.
15063 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15064 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15065 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15067 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15068 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15069 new variables. Update.
15070 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15071 Add modeling of cfv3 instruction buffer. Update.
15072 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15073 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15074 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15075 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15076 a particular reservation applies to.
15077 (type2): Reorganize attribute values. Rename alu to alu_reg,
15078 alu_l to alu, move_l to omove. Join move to alu. Split mul
15079 to mul_l and mul_w.
15080 (cf_ib_*): Simplify description of instruction buffer.
15081 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15082 (cf_mem): Split into cf_mem1 and cf_mem2.
15083 (cf_v2_move_??): Rename to cfv12_alu_??.
15084 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15085 (cf_v2_mul_??): Remove reservations.
15086 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15087 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15088 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15090 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15091 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15092 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15093 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15094 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15095 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15096 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15097 expansions of the above reservations for instructions of sizes
15100 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15102 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15104 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15106 * coverage.c: Include tree-pass.h.
15107 (coverage_counter_alloc): Print da_file_name to the dump file.
15109 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15111 * sbitmap.c (sbitmap_range_empty_p): New function.
15112 * sbitmap.h (sbitmap_range_empty_p): New function.
15113 * bitmap.h: Now includes obstack.h.
15115 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15116 Kenneth Zadeck <zadeck@naturalbridge.com>
15118 * dbgcnt.def (ra_byte_scan): Added.
15119 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15120 when the last hit happens for a counter.
15121 * timevar.def (TV_DF_BYTE_LR): New variable.
15122 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15123 * passes.c (pass_fast_rtl_byte_dce): New pass.
15124 * fwprop.c (update_df): Added mode to call df_ref_create.
15125 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15126 DF_REF_EXTRACT_OFFSET.
15127 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15128 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15130 (df_ref_extract): Added mode field.
15131 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15132 DF_REF_EXTRACT_OFFSET.
15133 (DF_REF_EXTRACT_MODE): New macro.
15134 (df_byte_lr_bb_info): New structure.
15135 (df_print_byte_regset, df_compute_accessed_bytes,
15136 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15137 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15138 df_byte_lr_simulate_uses,
15139 df_byte_lr_simulate_artificial_refs_at_top,
15140 df_byte_lr_simulate_artificial_refs_at_end,
15141 df_compute_accessed_bytes): New function.
15142 (df_ref_create): Add parameter.
15143 (df_byte_lr_get_bb_info): New inline function.
15144 * df-scan.c (df_ref_record, df_uses_record,
15145 df_ref_create_structure): Added mode parameter.
15146 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15147 df_defs_record, df_uses_record, df_get_conditional_uses,
15148 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15149 df_entry_block_defs_collect, df_exit_block_uses_collect):
15150 Added mode parameter to calls to df_ref_record, df_uses_record,
15151 df_ref_create_structure.
15152 (df_ref_equal_p, df_ref_compare): Added test for modes.
15153 (df_ref_create_structure): Added code to set mode. Renamed
15154 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15155 DF_REF_EXTRACT_OFFSET.
15156 * df-core.c (df_print_byte_regset): New function.
15157 * df-byte-scan.c: New file.
15158 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15159 calls to BITMAP_FREE.
15160 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15161 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15162 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15163 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15164 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15165 df_byte_lr_local_compute, df_byte_lr_init,
15166 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15167 df_byte_lr_transfer_function, df_byte_lr_free,
15168 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15169 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15170 df_byte_lr_simulate_uses,
15171 df_byte_lr_simulate_artificial_refs_at_top,
15172 df_byte_lr_simulate_artificial_refs_at_end): New function.
15173 * dce.c (byte_dce_process_block): New function.
15174 (dce_process_block): au is now passed in rather than computed
15175 locally. Changed loops that look at artificial defs to not look
15176 for conditional or partial ones, because there never are any.
15177 (fast_dce): Now is able to drive byte_dce_process_block or
15178 dce_process_block depending on the kind of dce being done.
15179 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15180 (rest_of_handle_fast_byte_dce): New function.
15181 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15182 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15184 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15187 * gcc.h: Added fortran options that take arguments to
15188 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15191 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15193 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15194 scalarization if on the LHS and not a full access.
15196 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15198 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15200 2008-04-18 Rafael Espindola <espindola@google.com>
15202 * tree-vrp.c (find_case_label_index): Fix the binary search.
15203 (find_case_label_range): New.
15204 (vrp_visit_switch_stmt): Use find_case_label_range.
15205 (simplify_switch_using_ranges): Use find_case_label_range.
15207 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15209 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15210 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15212 2008-04-18 Tom Tromey <tromey@redhat.com>
15215 * doc/cpp.texi (Implementation-defined behavior): Mention
15218 2008-04-18 Ian Lance Taylor <iant@google.com>
15220 * fold-const.c (pointer_may_wrap_p): New static function.
15221 (fold_comparison): Add another test for pointer overflow. Use
15222 pointer_may_wrap_p to disable some false positives.
15224 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15226 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15227 (fname_as_string): Match updated cpp_interpret_string prototype.
15228 (fix_string_type): Support char16_t* and char32_t*.
15229 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15230 derivative) nodes. Register as builtin if C++0x.
15231 (c_parse_error): Support CPP_CHAR{16,32}.
15232 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15233 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15234 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15235 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15236 CTI_CHAR32_ARRAY_TYPE>: New elements.
15237 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15238 char32_type_node, signed_char32_type_node, char16_array_type_node,
15239 char32_array_type_node): New defines.
15240 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15241 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15242 (lex_string): Support CPP_STRING{16,32}, match updated
15243 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15244 (lex_charconst): Support CPP_CHAR{16,32}.
15245 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15246 and CPP_STRING{16,32}.
15248 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15251 * aclocal.m4: Regenerate.
15252 * configure: Regenerate.
15254 2008-04-18 Jan Hubicka <jh@suse.cz>
15256 * except.c (dw2_size_of_call_site_table,
15257 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15259 * cgraphbuild.c (build_cgraph_edges): Update.
15260 * tree-pass.h: Update comment.
15261 * final.c (leaf_function_p): Update.
15262 (leaf_renumber_regs): Update.
15263 (rest_of_clean_state): Update.
15264 * omp-low.c (expand_omp_parallel): Update.
15265 * ipa-reference.c (analyze_function): Update.
15266 * reorg.c (find_end_label): Update.
15267 (optimize_skip): Update.
15268 (fill_simple_delay_slots): Update.
15269 (fill_simple_delay_slots): Update.
15270 (make_return_insns): Update.
15271 (dbr_schedule): Update.
15272 * gimple-low.c (record_vars_into): Update.
15273 * cfgbuild.c (make_edges): Update.
15274 * function.c (assign_stack_local): Update.
15275 (assign_parm_adjust_stack_rtl): Update.
15276 (locate_and_pad_parm): Update.
15277 (allocate_struct_function): Do not initialize stack_alignment_needed
15278 and preferred_stack_boundary here.
15279 (stack_protect_prologue): Update.
15280 (stack_protect_epilogue): Update.
15281 (expand_function_start): Initialize stack_alignment_needed,
15282 preferred_stack_boundary and max_jumptable_ents.
15283 (expand_function_end): Update.
15284 (free_after_compilation): Do not NULLify epilogue_delay_list.
15285 * function.h (struct rtl_data): Add stack_protect_guard,
15286 stack_alignment_needed,
15287 preferred_stack_boundary, epilogue_delay_list.
15288 (struct function): Remove value_histograms, stack_alignment_needed,
15289 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15291 unexpanded_var_list, stack_protect_guard.
15292 (current_function_epilogue_delay_list): Remove.
15293 * ipa-type-escape.c (analyze_function): Update.
15294 * gimplify.c (pop_gimplify_context): Update comment.
15295 * calls.c (expand_call): Update.
15296 (emit_library_call_value_1): Update.
15297 * except.c (set_nothrow_function_flags): Update.
15298 * cfgexpand.c (get_decl_align_unit): Update.
15299 (create_stack_guard): Update.
15300 (estimated_stack_frame_size): Update.
15301 (expand_used_vars): Update.
15302 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15303 * explow.c (allocate_dynamic_stack_space): Update.
15304 * tree-ssa-live.c (remove_unused_locals): Update.
15305 * varasm.c (mark_constant_pool): Update.
15306 * tree-inline.c (remap_decls): Update.
15307 (initialize_cfun): Update.
15308 (declare_return_variable): Update.
15309 (inline_forbidden_p): Update.
15310 (expand_call_inline): Update.
15311 (declare_inline_vars): Update.
15312 (tree_function_versioning): Update.
15313 * tree-flow.h (value_histograms): New.
15314 (VALUE_HISTOGRAMS): New macro.
15315 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15317 * tree-cfg.c (set_bb_for_stmt): Update.
15318 (replace_by_duplicate_decl): Update.
15319 (move_block_to_fn): Update.
15320 (new_label_mapper): Update.
15321 (dump_function_to_file): Update.
15322 * ipa-struct-reorg.c (build_data_structure): Update.
15323 * cfgrtl.c (print_rtl_with_bb): Update.
15324 * reload1.c (reload): Update.
15326 * config/i386/i386.c (setup_incoming_varargs_64,
15327 ix86_compute_frame_layout): Update.
15328 * config/arc/arc.c (arc_output_function_epilogue): Update.
15330 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15332 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15333 for FreeBSD as well.
15334 * gthr-posix95.h: Likewise.
15336 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15338 PR rtl-optimization/35838
15339 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15340 out the byte offset of the first subreg.
15342 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15344 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15345 to split_ti instead of three separate calls with single member arrays.
15346 (subti3 splitter): Ditto.
15347 (adddi3 splitter): Ditto with split_di.
15348 (subdi3 splitter): Ditto.
15349 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15350 two separate calls with single member arrays. Swap match_dup
15351 operands 1 and 2 to better fit into the array.
15352 (negdi2 splitter): Ditto with split_di.
15353 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15354 two separate calls with single member arrays. Swap match_dup operands
15355 6 and 7 to better fit into the array.
15357 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15359 * config/i386/i386.c (sse_builtin_type): New.
15360 (bdesc_sse_args): Likewise.
15361 (bdesc_sse_3arg): Removed.
15362 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15363 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15364 IX86_BUILTIN_ROUNDPS.
15365 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15366 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15367 IX86_BUILTIN_ROUNDPS.
15368 (ix86_expand_sse_4_operands_builtin): Removed.
15369 (ix86_expand_sse_operands_builtin): New.
15370 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15371 and CODE_FOR_sse4_1_roundps.
15372 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15373 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15375 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15378 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15379 regs before frame pop when needed. If use_backchain_to_restore_sp
15380 then load backchain into a temp reg to restore vr and vrsave. Add
15381 code to restore vr after frame pop if possible.
15383 2008-04-17 Richard Guenther <rguenther@suse.de>
15385 * tree-vn.c (expressions_equal_p): Do not check type
15386 equality or compatibility before calling operand_equal_p.
15387 * fold-const.c (operand_equal_p): Check equivalence of
15388 integer constants before bailing out due to signedness or
15389 precision differences.
15390 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15391 spurious differences in type qualification. Ignore types
15392 for COMPONENT_REFs at all.
15394 2008-04-17 Christian Bruel <christian.bruel@st.com>
15396 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15397 msw_skip comparison.
15399 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15402 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15405 PR tree-optimization/35899
15406 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15407 rather than TREE_OPERAND.
15409 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15412 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15413 temporary registers. Change operand predicate to general_operand.
15414 (remainderxf3): Ditto.
15416 2008-04-16 Richard Guenther <rguenther@suse.de>
15418 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15419 * tree-affine.c (aff_combination_expand): Look through some
15422 2008-04-15 Doug Kwan <dougkwan@google.com>
15424 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15426 * tree-pretty-print.c (dump_generic_node): Ditto.
15427 * final.c (output_addr_const): Ditto.
15428 * dwarf2out.c (output_cfi): Ditto.
15429 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15430 * print-rtl.c (print_rtx): Ditto.
15431 * print-tree.c (print_node_brief, print_node): Ditto.
15432 * c-common.c (match_case_to_enum_1): Ditto.
15433 * sched-vis.c (print_value): Ditto.
15434 * config/i386/i386.c (print_operand): Cast to long unsigned int
15437 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15438 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15439 MS Windows VirtualProtect function.
15441 2008-04-15 Jan Hubicka <jh@suse.cz>
15443 * gengtype.c (write_root): Param_is argument is OK.
15444 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15445 * function.h: Include varray.h
15446 (rtl_eh): New stucture based on except.c one.
15447 (call_site_record): New forward declaration and vector type.
15448 * calls.c (emit_call_1): Do not call
15449 note_current_region_may_contain_throw.
15450 * except.c (eh_status): Remove cur_region, try_region since they are
15452 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15453 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15454 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15455 Remove call_site_data_used, call_site_data_size.
15456 Turn call_site_record into vector in function.h.
15457 (note_current_region_may_contain_throw): Remove.
15458 (get_exception_pointer, get_exception_filter): Do not take struct
15459 function argument; update.
15460 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15461 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15462 build_post_landing_pads, dw2_build_landing_pads,
15463 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15464 sjlj_emit_function_enter, sjlj_emit_function_enter,
15465 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15466 sjlj_build_landing_pads, finish_eh_generation,
15467 remove_exception_handler_label, remove_eh_handler,
15468 maybe_remove_eh_handler, add_reachable_handler,
15469 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15470 add_action_record, collect_one_action_chain, add_call_site,
15471 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15472 sjlj_output_call_site_table, output_function_exception_table,
15473 * except.h (note_current_region_may_contain_throw): Remove
15474 (get_exception_pointer, get_exception_filter): Do not take struct
15476 * Makefile.in (GTFILES): Put varargs before struct function.
15478 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15480 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15481 punt for STRING_CST.
15482 (get_constraint_for): Deal with STRING_CST here instead.
15484 2008-04-15 Richard Guenther <rguenther@suse.de>
15486 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15487 statements in a basic-block with a backward walk. Do not
15488 substitute into dead statements but instead remove those.
15490 2008-04-15 Richard Guenther <rguenther@suse.de>
15492 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15493 to zero, thus disable creation of SFTs.
15495 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15497 * tree-predcom.c (suitable_reference_p): Return false if the
15498 reference can throw.
15500 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15503 * c-decl.c (finish_decl): If extern or static var has variable
15504 size, set TREE_TYPE (decl) to error_mark_node.
15506 2008-04-15 Rafael Espindola <espindola@google.com>
15508 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15511 2008-04-15 Richard Guenther <rguenther@suse.de>
15513 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15514 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15515 (visit_reference_op_load): Do walk vuse-vdef chains on
15516 vn_reference_lookup.
15517 (visit_reference_op_store): But do not here.
15518 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15519 vn_reference_lookup.
15520 (vn_lookup_with_vuses): But do so here.
15522 2008-04-14 Ian Lance Taylor <iant@google.com>
15524 * fold-const.c (fold_overflow_warning): Remove assertion.
15526 2008-04-15 Ben Elliston <bje@au.ibm.com>
15528 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15529 temp1 local variables.
15531 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15534 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15535 ".text.unlikely" section as executable.
15537 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15539 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15540 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15541 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15542 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15543 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15544 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15545 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15547 2008-04-14 Ian Lance Taylor <iant@google.com>
15549 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15550 * fold-const.c (fold_comparison): If appropriate, test
15551 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15552 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15553 reassociating a pointer type.
15554 * doc/invoke.texi (Optimize Options): Document that
15555 -fstrict-overflow applies to pointer wraparound.
15557 2008-04-13 Jan Hubicka <jh@suse.cz>
15559 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15561 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15563 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15564 we are going to "save the world".
15566 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15568 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15569 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15570 operand 0 constraint, not "=".
15572 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15574 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15576 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15578 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15579 of size of positions_needed * CHAR_BIT.
15581 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15583 PR middle-end/35897
15584 * dse.c (store_info): Change positions_needed to unsigned
15586 (lowpart_bitmask): New.
15587 (record_store): Cast to unsigned HOST_WIDE_INT for
15588 positions_needed. Assert width <= size of positions_needed *
15589 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15590 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15591 lowpart_bitmask to set mask.
15593 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15595 * config/bfin/constraints.md: New file.
15596 * config/bfin/bfin.md: Include it.
15597 (adddi3): Use satisfies_constraint functions instead of the old macros.
15598 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15599 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15600 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15601 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15602 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15603 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15604 EXTRA_CONSTRAINT): Delete.
15605 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15606 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15608 * config/bfin/bfin.c: Include "tm-constrs.h".
15609 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15610 Use satisfies_constraint functions instead of the old macros.
15611 * doc/md.texi (Blackfin Constraints): Update file name reference.
15613 2008-04-11 Richard Guenther <rguenther@suse.de>
15615 PR tree-optimization/35869
15616 * tree-vrp.c (execute_vrp): Move switch statement update after
15617 jump threading. Schedule another cfg cleanup run.
15619 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15622 * attribs.c (decl_attributes): Return early on errorneous node.
15624 2008-04-10 Oleg Ryjkov <olegr@google.com>
15626 * tree.h (struct tree_base): Added a new flag default_def_flag.
15627 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15629 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15631 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15633 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15636 * pa.md: Define mode iterator P. Define mode attribute dwc.
15637 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15638 (icacheflush): Likewise.
15639 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15640 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15642 2008-04-11 Ben Elliston <bje@au.ibm.com>
15644 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15646 2008-04-10 Rafael Espindola <espindola@google.com>
15648 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15649 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15650 (extract_range_from_expr): The same.
15652 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15654 * config/mips/mips.md (GPR2): New mode iterator.
15655 (seq): Add comment.
15656 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15657 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15658 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15659 Rewrite these to take two modes, the mode of comparison and the
15660 mode of the destination.
15661 * config/mips/mips.c (mips_expand_scc): Instead of having
15662 paradoxical subreg as destination, expand "narrowing" scc if mode
15663 of comparison is SI and target is requested in DI mode.
15664 (mips_emit_int_order_test): Update comment. Make mode of
15665 comparison match CMP0 rather than TARGET. When creating inverse
15666 target use mode of TARGET.
15668 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15670 * gcov-dump.c (tag_summary): Only print summaries for the first
15671 GCOV_COUNTERS_SUMMABLE counters.
15673 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15675 * config/i386/i386.md (absneg): New code iterator.
15676 (absnegprefix): New code attribute.
15677 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15678 patterns using absneg code iterator.
15679 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15680 using absneg code iterator.
15681 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15682 *neg<mode>2 patterns using absneg code iterator.
15683 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15684 *negextendsfdf2 patterns using absneg code iterator.
15685 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15686 *negextendsfxf2 patterns using absneg code iterator.
15687 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15688 *negextendsfdf2 patterns using absneg code iterator.
15689 * config/i386/sse.md (<code><mode>2): Macroize expander from
15690 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15692 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15694 * config/s390/s390.h: Remove the remains of the recent search
15695 & replace action of current_function_outgoing_args_size.
15697 2008-04-10 Ira Rosen <irar@il.ibm.com>
15699 PR tree-optimization/35821
15700 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15701 NEW_STMT_LIST is not NULL.
15703 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15706 * toplev.c (process_options): Remove -ffunction-sections debugging
15709 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15711 PR middle-end/PR28690
15712 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15713 than gen_rtx_fmt_ee to perform more canonicalizations.
15715 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15718 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15720 2008-04-09 Richard Guenther <rguenther@suse.de>
15722 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15723 (dump_function_to_file): Dump function arguments with types.
15725 2008-04-08 Richard Guenther <rguenther@suse.de>
15727 * fold-const.c (fold_widened_comparison): Do not allow
15728 sign-changes that change the result.
15730 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15733 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15734 kinds of indirect references.
15736 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15738 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15739 GNU Fortran language string.
15741 2008-04-08 Rafael Espindola <espindola@google.com>
15743 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15744 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15745 * tree.h (tree_call_nonnegative_warnv_p): New.
15747 2008-04-08 Jan Hubicka <jh@suse.cz>
15749 * function.c (free_after_compilation): Clear out regno_reg_rtx
15752 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15755 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15757 PR middle-end/PR28690
15758 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15759 same precedence as REG_POINTER and MEM_POINTER operands.
15761 2008-04-08 Richard Guenther <rguenther@suse.de>
15763 PR middle-end/35834
15764 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15765 for adding index to base.
15767 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15769 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15770 (MINGW_ENABLE_EXECUTE_STACK): New.
15771 (IN_LIBGCC2): For libgcc include windows.h file for
15772 function declarations.
15774 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15776 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15777 and tem2 if tem1 is not a REG or MULT.
15779 2008-04-08 Jan Hubicka <jh@suse.cz>
15781 * function.h (incomming_args): Break out of struct function.
15782 (function_subsections): Break out of struct function.
15783 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15784 return_rtx and hard_reg_initial_vals from struct function.
15785 Kill inl_max_label_num.
15786 (current_function_pops_args, current_function_args_info,
15787 current_function_args_size, current_function_args_size,
15788 current_function_pretend_args_size,
15789 current_function_outgoing_args_size,
15790 current_function_internal_arg_pointer, current_function_return_rtx):
15791 Kill compatibility accestor macros.
15792 * builtins.c (expand_builtin_apply_args_1): Update.
15793 (expand_builtin_next_arg): Update.
15794 * df-scan.c (df_get_call_refs): Update.
15795 * dbxout.c (dbxout_function_end): Update.
15796 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15797 (output_line_info): Update.
15798 (secname_for_decl): Update.
15799 (dwarf2out_var_location): Update.
15800 * function.c (free_after_compilation): Update.
15801 (assign_parm_find_stack_rtl): Update.
15802 (assign_parms): Update.
15803 (expand_dummy_function_end): Update.
15804 (expand_function_end): Update.
15805 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15806 (expand_call): Update.
15807 (emit_library_call_value_1): Update.
15808 (store_one_arg): Update.
15809 * varasm.c (initialize_cold_section_name): Update.
15810 (unlikely_text_section): Update.
15811 (unlikely_text_section_p): Update.
15812 (assemble_start_function): Update.
15813 (assemble_end_function): Update.
15814 (default_section_type_flags): Update.
15815 (switch_to_section): Update.
15816 * integrate.c (set_decl_abstract_flags): Update.
15817 (get_hard_reg_initial_val): Update.
15818 (has_hard_reg_initial_val): Update.
15819 (allocate_initial_values): Update.
15820 * resource.c (init_resource_info): Update.
15821 * config/alpha/alpha.c (NUM_ARGS): Update.
15822 (direct_return): Update.
15823 (alpha_va_start): Update.
15824 (alpha_sa_size): Update.
15825 (alpha_initial_elimination_offset): Update.
15826 (alpha_expand_prologue): Update.
15827 (alpha_start_function): Update.
15828 (alpha_expand_epilogue): Update.
15829 (unicosmk_initial_elimination_offset):
15830 * config/alpha/alpha.md (call expander): Update.
15831 * config/s390/s390.c (s390_register_info): Update.
15832 (s390_register_info): Update.
15833 (s390_frame_info): Update.
15834 (s390_initial_elimination_offset): Update.
15835 (s390_build_builtin_va_list): Update.
15836 (s390_va_start): Update.
15837 * config/spu/spu.c (direct_return): Update.
15838 (spu_expand_prologue): Update.
15839 (spu_initial_elimination_offset): Update.
15840 (spu_build_builtin_va_list): Update.
15841 (spu_va_start): Update.
15842 * config/sparc/sparc.c (sparc_init_modes): Update.
15843 (sparc_compute_frame_size): Update.
15844 (function_value): Update.
15845 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15846 * config/i386/i386.md (return expander): Update.
15847 * config/i386/i386.c (ix86_va_start): Update.
15848 (ix86_can_use_return_insn_p): Update.
15849 (ix86_compute_frame_layout): Update.
15850 (ix86_expand_epilogue): Update.
15851 * config/sh/sh.c (output_stack_adjust): Update.
15852 (calc_live_regs): Update.
15853 (sh_expand_prologue): Update.
15854 (sh_builtin_saveregs): Update.
15855 (sh_va_start): Update.
15856 (initial_elimination_offset): Update.
15857 (sh_allocate_initial_value): Update.
15858 (sh_function_ok_for_sibcall): Update.
15859 (sh_get_pr_initial_val): Update.
15860 * config/sh/sh.md (return expander): Update.
15861 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15862 * config/crx/crx.c (crx_compute_frame): UPdate.
15863 (crx_initial_elimination_offset): UPdate.
15864 * config/xtensa/xtensa.c (compute_frame_size): Update
15865 (xtensa_builtin_saveregs): Update.
15866 (xtensa_va_start): Update.
15867 (order_regs_for_local_alloc): Update.
15868 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15869 (xstormy16_expand_builtin_va_start): Update.
15870 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15871 * config/m68hc11/m68hc11.md (return expanders): Update.
15872 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15873 (expand_epilogue): Update.
15874 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15875 (cris_simple_epilogue): Update.
15876 (cris_expand_prologue): Update.
15877 (cris_expand_epilogue): Update.
15878 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15879 (compute_frame_size): Update.
15880 * config/mt/mt.c (mt_compute_frame_size): Update.
15881 * config/mn10300/mn10300.c (expand_prologue): Update.
15882 (expand_epilogue): Update.
15883 (initial_offset): Update.
15884 (mn10300_builtin_saveregs):
15885 * config/mn10300/mn10300.md (return expander): Update.
15886 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15887 (ia64_initial_elimination_offset): Update.
15888 (ia64_initial_elimination_offset): Update.
15889 (ia64_expand_prologue): Update.
15890 * config/m68k/m68k.md (return expander): Update.
15891 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15892 (rs6000_stack_info): Update.
15893 * config/mcore/mcore.c (layout_mcore_frame): Update.
15894 (mcore_expand_prolog): Update.
15895 * config/arc/arc.c (arc_compute_frame_size): Update.
15896 * config/score/score3.c (score3_compute_frame_size): Update.
15897 * config/score/score7.c (score7_compute_frame_size): Update.
15898 * config/arm/arm.c (use_return_insn): Update.
15899 (thumb_find_work_register): Update.
15900 (arm_compute_save_reg_mask): Update.
15901 (arm_output_function_prologue): Update.
15902 (arm_output_epilogue): Update.
15903 (arm_size_return_regs): Update.
15904 (arm_get_frame_offsets): Update.
15905 (arm_expand_prologue): Update.
15906 (thumb_exit): Update.
15907 (thumb_unexpanded_epilogue): Update.
15908 (thumb1_output_function_prologue): Update.
15909 * config/pa/pa.md (return expander): Update.
15910 * config/pa/pa.c (compute_frame_size): Update.
15911 (hppa_builtin_saveregs): Update.
15912 * config/mips/mips.c (mips_va_start): Update.
15913 (mips16_build_function_stub): Update.
15914 (mips_compute_frame_info): Update.
15915 (mips_restore_gp): Update.
15916 (mips_output_function_prologue): Update.
15917 (mips_expand_prologue): Update.
15918 * config/v850/v850.c (compute_frame_size): Update.
15919 (expand_prologue): * config/mmix/mmix.c (along): update.
15920 (mmix_initial_elimination_offset): update.
15921 (mmix_reorg): update.
15922 (mmix_use_simple_return): update.
15923 (mmix_expand_prologue): update.
15924 (mmix_expand_epilogue): Update.
15925 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15926 (emit_link_insn): Update.
15928 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15930 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15931 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15933 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15936 2008-04-07 Jan Hubicka <jh@suse.cz>
15938 * function.h (rtl): Rename to x_rtl.
15939 (crtl): New define.
15940 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15941 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15942 used_temp_slots avail_temp_slots, temp_slot_level,
15943 nonlocal_goto_handler_labels): Update accesstors.
15944 (rtl): New global variable.
15945 (struct function): Move some fileds to rtl_data.
15946 (get_arg_pointer_save_area): Update prototype.
15947 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15948 get_arg_pointer_save_area.
15949 * expr.c (init_expr): Update
15950 * function.c (get_frame_size): Update
15951 (assign_stack_local): Update
15952 (expand_function_end): Update.
15953 (get_art_pointer_save_area): Update
15955 * emit-rtl.c (rtl): Declare.
15956 (regno_reg_rtx): Declare.
15957 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15959 (gen_reg_rtx): Update.
15960 * varasm.c (n_deferred_constatns): Update accestor.
15961 (init_varasm_status): Do not allocate varasm_status.
15962 (force_const_mem, get_pool_size, output_constant_pool): Update.
15963 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15964 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15965 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15966 * sparc/sparc.h (INIT_EXPANDERS): Update.
15967 * ia64/ia64.h (INIT_EXPANDERS): Update.
15969 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15971 * reload.c (push_secondary_reload): Add missing break to for loop.
15973 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15975 PR middle-end/PR28690
15976 * rtlanal.c: Update copyright years.
15977 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15978 as REG_POINTER and MEM_POINTER operands.
15979 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15980 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15981 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15982 * gcse.c: Update copyright years.
15983 (pre_delete): Call gen_reg_rtx_and_attrs.
15984 (hoist_code): Likewise.
15985 (build_store_vectors): Likewise.
15986 (delete_store): Likewise.
15987 * loop-invariant.c (move_invariant_reg): Likewise.
15988 Update copyright years.
15990 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15992 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15993 control string instead of quoted.
15995 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15997 * doc/rtl.texi: Rewrite of subreg section.
15999 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16002 * config/i386/i386.c (legitimize_pic_address): Add treating
16003 of dllimport SYM_REF's.
16004 (legitimize_dllimport_symbol): Add prototype.
16006 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16008 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16009 reference in constructor with non self-referential type.
16011 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16013 Removal of Return with Depressed Stack Pointer support
16014 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16015 (ECF_SP_DEPRESSED): Likewise.
16016 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16017 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16018 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16019 (expand_call): Do not test ECF_SP_DEPRESSED.
16020 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16021 * function.c (keep_stack_depressed): Delete.
16022 (handle_epilogue_set): Likewise.
16023 (update_epilogue_consts): Likewise.
16024 (emit_equiv_load): Likewise.
16025 (thread_prologue_and_epilogue_insns): Remove support for Return with
16026 Depressed Stack Pointer.
16027 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16029 2008-04-06 Richard Guenther <rguenther@suse.de>
16031 PR tree-optimization/35400
16032 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16033 information from SSA_NAMEs.
16035 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16037 * config/avr/avr.h (avr_mega_p): Remove declaration.
16038 (AVR_MEGA): Remove macro.
16039 * config/avr/avr.c (avr_mega_p): Remove variable.
16040 (avr_override_options): Remove inicializion of avr_mega_p.
16041 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16042 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16043 (avr_jump_mode): (Ditto.).
16044 (avr_output_progmem_section_asm_op): (Ditto.).
16045 (avr_asm_init_sections): (Ditto.).
16046 (avr_asm_init_sections): (Ditto.).
16047 (avr_rtx_costs): (Ditto.).
16048 * config/avr/avr.md: (Ditto.).
16049 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16052 2008-04-06 Richard Guenther <rguenther@suse.de>
16054 PR tree-optimization/35842
16055 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16056 is_gimple_invariant_address.
16058 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16060 * gcc.c (default_compilers): Sync Fortran extensions list with
16061 that in fortran/lang-specs.h.
16062 * doc/invoke.texi: Likewise.
16063 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16064 * dwarf2out.c (gen_compile_unit_die): Likewise.
16066 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16068 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16070 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16073 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16074 attribute is used for nested functions.
16076 2008-04-05 Jan Hubicka <jh@suse.cz>
16078 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16080 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16082 (dump_files): Update.
16083 (enable_rtl_dump_file): Do not accept letter argument.
16084 * tree-pass.h (dump_file_info): Remove letter argument.
16085 * toplev.c (decode_d_option): Update -da handling.
16086 * toplev.h (enable_rtl_dump_file): Update prototype.
16087 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16088 it out based on pass type.
16089 (register_dump_files_1): Likewise.
16090 (init_optimization_passes): Update register_one_dump_file calls.
16091 (execute_one_pass): Sanity check that IPA passes are called at IPA
16092 level and RTL passes at RTL level.
16093 (execute_pass_list): IPA pass can not be after or subpass of
16095 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16096 disallov RTL subpasses of IPA subpasses.
16098 2008-04-05 Ben Elliston <bje@au.ibm.com>
16100 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16101 builtins that return exactly once and do not throw. Cache call to
16104 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16106 PR rtl-optimization/34916
16107 PR middle-end/35519
16108 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16109 between instruction pairs.
16111 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16113 * doc/invoke.texi: Document -mbitops for SH.
16114 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16115 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16116 * config/sh/sh.c (print_operand): Add %t operand code.
16117 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16118 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16119 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16120 (extendqihi2): Likewise.
16121 (movqi_i): Likewise.
16122 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16123 (extv): Use bld instruction for SH2A if possible.
16125 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16126 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16127 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16128 (bset.b, bclr.b): Define peepholes.
16129 * config/sh/sh.opt (mbitops): New option.
16131 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16134 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16135 and view convert expression.
16137 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16140 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16142 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16144 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16146 * config/i386/cpuid.h (bit_AES): New.
16147 (bit_PCLMUL): Likewise.
16149 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16150 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16151 SSE2 if AES or PCLMUL is enabled.
16152 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16153 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16154 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16155 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16156 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16157 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16158 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16159 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16160 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16161 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16162 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16163 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16164 __builtin_ia32_aeskeygenassist128 and
16165 __builtin_ia32_pclmulqdq128.
16166 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16167 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16168 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16170 * config/i386/i386.h (TARGET_AES): New.
16171 (TARGET_PCLMUL): Likewise.
16172 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16174 * config/i386/i386.md (UNSPEC_AESENC): New.
16175 (UNSPEC_AESENCLAST): Likewise.
16176 (UNSPEC_AESDEC): Likewise.
16177 (UNSPEC_AESDECLAST): Likewise.
16178 (UNSPEC_AESIMC): Likewise.
16179 (UNSPEC_AESKEYGENASSIST): Likewise.
16180 (UNSPEC_PCLMUL): Likewise.
16182 * config/i386/i386.opt (maes): New.
16183 (mpclmul): Likewise.
16185 * config/i386/sse.md (aesenc): New pattern.
16186 (aesenclast): Likewise.
16187 (aesdec): Likewise.
16188 (aesdeclast): Likewise.
16189 (aesimc): Likewise.
16190 (aeskeygenassist): Likewise.
16191 (pclmulqdq): Likewise.
16193 * config/i386/wmmintrin.h: New.
16195 * doc/extend.texi: Document AES and PCLMUL built-in function.
16197 * doc/invoke.texi: Document -maes and -mpclmul.
16199 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16201 * function.c (free_after_parsing): Replace with
16202 cxx_push_function_context from C++ front-end.
16203 (allocate_struct_function): Don't call langhook.
16204 * langhooks.h (struct lang_hooks_for_functions): Delete.
16205 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16207 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16208 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16209 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16210 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16211 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16212 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16213 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16215 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16216 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16218 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16221 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16224 2008-04-04 Richard Guenther <rguenther@suse.de>
16226 PR middle-end/35823
16227 * fold-const.c (optimize_minmax_comparison): Use the correct
16228 type for the constant in the simplified comparison.
16230 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16232 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16233 Pass L2 size as "--param l2-cache-size" to the compiler.
16234 (decode_l2_cache): New function to decode L2 cache parameters using
16235 0x8000006 extended cpuid function.
16236 (detect_caches_amd): Determine parameters of L2 cache using
16237 decode_l2_caches function.
16238 (decode_caches_intel): Decode L2 cache parameters.
16239 (detect_caches_intel): Determine L2 cache parameters using
16240 decode_caches_intel and decode_l2_caches functions.
16242 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16244 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16245 secondary input reload for subword loads from the constant pool.
16247 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16250 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16251 constants of the appropriate size for runtime calculations.
16254 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16255 decimal-float literal constant zero.
16257 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16260 * c-parser.c (c_parser_omp_atomic): Call
16261 default_function_array_conversion on the RHS.
16263 PR middle-end/35818
16264 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16265 call is_variable_sized if decl has incomplete type.
16267 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16269 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16271 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16273 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16275 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16276 (sgt<u>): Merge sgt and sgtu into new expander.
16277 (sgt, sgtu): Remove expanders.
16278 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16279 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16280 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16281 *sgtu_<mode>_mips16 into new pattern.
16282 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16283 (sge<u>): Merge sge and sgeu into new expander.
16284 (sge, sgeu): Remove expanders.
16285 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16287 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16288 (slt<u>): Merge slt and sltu into new expander.
16289 (slt, sltu): Remove expanders.
16290 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16291 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16292 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16293 *sltu_<mode>_mips16 into new pattern.
16294 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16295 (sle<u>): Merge sle and sleu into new expander.
16296 (sle, sleu): Remove expanders.
16297 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16298 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16299 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16300 *sleu_<mode>_mips16 into new pattern.
16301 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16303 2008-04-03 Jan Hubicka <jh@suse.cz>
16305 PR tree-optimization/35795
16306 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16307 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16308 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16309 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16310 * score/score3.c (score3_output_mi_thunk): Likewise.
16311 * score/score7.c (score7_output_mi_thunk): Likewise.
16312 * mips/mips.c (mips_output_mi_thunk): Likewise.
16314 2008-04-03 Richard Guenther <rguenther@suse.de>
16316 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16317 conversions. Simplify code.
16319 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16321 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16323 2008-04-03 Tom Tromey <tromey@redhat.com>
16324 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16326 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16327 * config/bfin/t-bfin-linux (generated_files): Add
16328 linux-sysroot-suffix.h.
16329 * doc/install.texi (Prerequisites): Require make 3.80.
16330 * doc/sourcebuild.texi (Front End Directory): Document new
16332 * Makefile.in (generated_files): New variable.
16333 (ALL_HOST_OBJS): New variable.
16334 ($(ALL_HOST_OBJS)): New target.
16336 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16338 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16339 (remap_block): Call id->transform_lang_insert_block instead
16341 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16342 Set id.transform_lang_insert_block to NULL.
16343 (clone_body): Move to cp/optimize.c
16344 * tree-inline.h (struct copy_body_data): Change
16345 transform_lang_insert_block to function pointer.
16346 (copy_generic_body, copy_decl_no_change): Export.
16347 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16348 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16349 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16351 * c-tree.h (insert_block): Kill.
16352 * c-decl.c (insert_block): Kill.
16354 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16356 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16357 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16358 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16360 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16361 argument, call {push,pop}_function_context from here.
16362 * c-parser.c: Use c_{push,pop}_function_context.
16364 * function.c (push_function_context_to): Move meat ...
16365 (push_function_context): ... here. Simplify.
16366 * function.c (pop_function_context_from): Move meat ...
16367 (pop_function_context): ... here. Simplify.
16368 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16370 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16371 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16372 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16373 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16375 2008-04-03 Ben Elliston <bje@au.ibm.com>
16377 * expmed.c (extract_force_align_mem_bit_field): Remove.
16379 2008-04-03 Richard Guenther <rguenther@suse.de>
16381 PR middle-end/35800
16382 * expr.h (try_casesi): Adjust prototype.
16383 * expr.c (try_casesi): Take fallback label as extra parameter.
16384 Use that for gen_casesi if default_label is NULL.
16385 * stmt.c (expand_case): Pass fallback label to try_casesi,
16386 make sure to fill gaps with a fallback label if default_label
16389 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16392 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16394 2008-04-03 Ben Elliston <bje@au.ibm.com>
16396 * expmed.c (extract_split_bit_field): Remove if (0) code.
16397 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16398 (do_ds_constraint): Likewise.
16400 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16402 * doc/cppopts.texi (-dU): Document.
16403 * c-common.h (flag_dump_macros): Update comment.
16404 * c-opts.c (handle_OPT_d): Handle -dU.
16405 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16406 dump_queued_macros, cb_used_define, cb_used_undef): New.
16407 (init_pp_output): Handle -dU.
16408 (cb_line_change): Call dump_queued_macros.
16409 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16411 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16413 * config/avr/predicates.md (io_address_operand): New predicate.
16414 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16415 * config/avr/avr.c (avr_io_address_p): Remove function.
16416 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16417 'avr_io_address_p' function.
16418 (out_movhi_r_mr): (Ditto.).
16419 (out_movqi_mr_r): (Ditto.).
16420 (out_movhi_mr_r): (Ditto.).
16421 (avr_address_cost): (Ditto.).
16423 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16426 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16427 in 32bit mode when XMM registers are available to avoid store
16429 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16430 corresponding post-reload splitters.
16432 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16434 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16435 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16436 __builtin_ia32_roundss.
16437 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16438 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16439 __builtin_ia32_roundss.
16440 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16441 IX86_BUILTIN_SHUFPD here.
16443 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16445 * config/i386/i386.md (plogic): New.
16446 (plogicprefix): Likewise.
16448 * config/i386/mmx.md (mmx_<code><mode>3): New.
16449 (mmx_and<mode>3): Removed.
16450 (mmx_ior<mode>3): Likewise.
16451 (mmx_xor<mode>3): Likewise.
16453 * config/i386/sse.md (<code><mode>3): New.
16454 (*<code><mode>3): Likewise.
16455 (*<code><mode>3): Likewise.
16456 (<code><mode>3): Likewise.
16457 (*sse_<code><mode>3): Likewise.
16458 (*sse2_<code><mode>3): Likewise.
16459 (<code>tf3): Likewise.
16460 (*<code>tf3): Likewise.
16461 (and<mode>3): Likewise.
16462 (*and<mode>3): Likewise.
16463 (ior<mode>3): Removed.
16464 (*ior<mode>3): Likewise.
16465 (xor<mode>3): Likewise.
16466 (*xor<mode>3): Likewise.
16467 (*and<mode>3): Likewise.
16468 (*ior<mode>3): Likewise.
16469 (*xor<mode>3): Likewise.
16470 (and<mode>3): Likewise.
16471 (*sse_and<mode>3): Likewise.
16472 (*sse2_and<mode>3): Likewise.
16473 (andtf3): Likewise.
16474 (*andtf3): Likewise.
16475 (ior<mode>3): Likewise.
16476 (*sse_ior<mode>3): Likewise.
16477 (*sse2_ior<mode>3): Likewise.
16478 (iortf3): Likewise.
16479 (*iortf3): Likewise.
16480 (xor<mode>3): Likewise.
16481 (*sse_xor<mode>3): Likewise.
16482 (*sse2_xor<mode>3): Likewise.
16483 (xortf3): Likewise.
16484 (*xortf3): Likewise.
16486 2008-04-02 Richard Guenther <rguenther@suse.de>
16488 PR tree-optimization/14495
16489 PR tree-optimization/34793
16490 * tree-vrp.c (struct switch_update): New structure.
16491 (to_remove_edges, to_update_switch_stmts): New VECs.
16492 (simplify_switch_using_ranges): New function. Remove not taken
16493 case labels and edges.
16494 (simplify_stmt_using_ranges): Call it.
16495 (identify_jump_threads): Mark edges we have queued for removal
16496 so we don't thread them.
16497 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16499 * tree-cfg.c (group_case_labels): Deal with missing default label.
16500 (tree_verify_flow_info): Allow missing default label.
16501 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16502 (emit_case_nodes): Likewise.
16503 (expand_case): Do not rely on the default label to be present.
16504 * expr.c (try_casesi): Deal with NULL default_label.
16505 (do_tablejump): Likewise.
16507 2008-04-02 Richard Guenther <rguenther@suse.de>
16509 PR tree-optimization/14495
16510 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16511 SWITCH_EXPR here ...
16512 (vrp_visit_switch_stmt): ... but here (new function).
16513 (find_case_label_index): New helper function.
16514 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16516 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16518 * fwprop.c: Fix ISO-C99ism.
16520 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16523 * Makefile.in (objdir): Set it here.
16524 * configure.ac: Not here. Find dynamic linker characteristics.
16525 * exec-tool.in: Use them.
16526 * aclocal.m4: Regenerate.
16527 * configure: Regenerate.
16529 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16531 * expr.c (expand_var): Delete it.
16532 * expr.h (expand_var): Delete prototype.
16533 * function.c (expand_function_start): Use expand_decl instead.
16534 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16537 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16539 PR rtl-optimization/35542
16540 * fwprop.c (forward_propagate_and_simplify): Replace
16541 loc_reg_mentioned_in_p with reg_mentioned_p.
16543 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16545 PR rtl-optimization/35281
16546 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16547 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16548 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16549 (varying_mem_p): Move above propagate_rtx.
16550 (all_uses_available_at): Do not check MEMs.
16552 2008-04-02 Rafael Espindola <espindola@google.com>
16554 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16555 (register_edge_assert_for_2): Split the cond argument.
16556 (register_edge_assert_for_1): Adjust for the change in
16557 register_edge_assert_for_2.
16558 (register_edge_assert_for): Split the cond argument.
16559 (find_switch_asserts): Adjust for the change in
16560 register_edge_assert_for.
16562 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16564 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16565 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16566 offsets for 64-bit mingw.
16567 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16568 abi for x86_64-pc-mingw.
16570 2008-04-02 Richard Guenther <rguenther@suse.de>
16572 * tree-vrp.c (extract_range_from_assert): Make sure to not
16573 produce range min/max with TREE_OVERFOW set.
16574 If merging a anti-range and a range keep the anti-range if
16575 the range covers all values of the type.
16576 (register_edge_assert_for_2): Only allow sign-changing
16577 conversions in detecting canonical range checks. Also
16578 register an assert for the unsigned name if useful.
16580 PR tree-optimization/35787
16581 * tree-vrp.c (vrp_val_max): New function.
16582 (vrp_val_min): Likewise.
16583 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16584 (vrp_val_is_min): Likewise.
16585 (supports_overflow_infinity): Use vrp_val_{min,max}.
16586 (negative_overflow_infinity): Likewise.
16587 (positive_overflow_infinity): Likewise.
16588 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16589 (is_positive_overflow_infinity): Likewise.
16590 (is_overflow_infinity): Likewise.
16591 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16592 vrp_val_is_{min,max}.
16593 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16594 to ranges if possible. Avoid empty ranges.
16596 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16598 PR middle-end/35705
16599 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16600 the expression is a function address.
16602 2008-04-01 George Helffrich <george@gcc.gnu.org>
16604 PR fortran/35154, fortran/23057
16605 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16606 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16607 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16608 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16610 (dbxout_syms): Check for COMMON-based symbol and wrap in
16611 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16612 in bracket for efficiency.
16614 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16615 using DW_TAG_common_block + member offset.
16616 (add_pubname_string): New function.
16617 (dw_expand_expr): New function to find block name and offset for
16619 (common_check): New function to check whether symbol in Fortran COMMON.
16620 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16622 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16625 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16627 2008-04-02 Ben Elliston <bje@au.ibm.com>
16629 * config/v850/v850.md (casesi): Remove if (0) code.
16630 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16631 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16633 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16635 * config/i386/i386.md (rex64suffix): New mode attribute.
16636 (floathi<mode>2): Disable expander for SSE math.
16637 (*floathi<mode>2_1): New insn insn_and_split pattern.
16638 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16639 corresponding post-reload splitters.
16640 (*floathi<mode>2_i387): New macroized insn pattern.
16641 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16642 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16643 insn_and_split pattern.
16644 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16645 New macroized instruction patterns and corresponding post-reload
16647 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16648 and corresponding post-reload splitters.
16649 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16650 New macroized instruction patterns.
16651 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16652 macroized instruction patterns and corresponding post-reload splitters.
16653 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16654 corresponding post-reload splitters.
16655 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16656 New macroized instruction patterns.
16657 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16658 corresponding post-reload splitters.
16659 (*floatsi<mode>2_i387): New macroized instruction patterns.
16661 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.md (smaxmin): New.
16664 (umaxmin): Likewise.
16665 (maxminiprefix): Likewise.
16666 (maxminfprefix): Likewise.
16667 (<code><mode>3): Likewise.
16668 (smin<mode>3): Removed.
16669 (smax<mode>3): Likewise.
16671 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16672 (mmx_<code>v4hi3): Likewise.
16673 (mmx_<code>v8qi3): Likewise.
16674 (mmx_smaxv2sf3): Removed.
16675 (mmx_sminv2sf3): Likewise.
16676 (mmx_umaxv8qi3): Likewise.
16677 (mmx_smaxv4hi3): Likewise.
16678 (mmx_uminv8qi3): Likewise.
16679 (mmx_sminv4hi3): Likewise.
16681 * config/i386/sse.md (<addsub><mode>3): New.
16682 (*<addsub><mode>3): Likewise.
16683 (<sse>_vm<addsub><mode>3): Likewise.
16684 (<maxmin><mode>3): Likewise.
16685 (*<maxmin><mode>3_finite): Likewise.
16686 (*<maxmin><mode>3): Likewise.
16687 (<sse>_vm<maxmin><mode>3): Likewise.
16688 (sse3_h<addsub>v4sf3): Likewise.
16689 (sse3_h<addsub>v2df3): Likewise.
16690 (<maxmin>v16qi3): Likewise.
16691 (*<maxmin>v16qi3): Likewise.
16692 (<maxmin>v8hi3): Likewise.
16693 (*<maxmin>v8hi3): Likewise.
16694 (*sse4_1_<maxmin><mode>3): Likewise.
16695 (*sse4_1_<maxmin><mode>3): Likewise.
16696 (add<mode>3): Removed.
16697 (*add<mode>3): Likewise.
16698 (<sse>_vmadd<mode>3): Likewise.
16699 (sub<mode>3): Likewise.
16700 (*sub<mode>3): Likewise.
16701 (<sse>_vmsub<mode>3): Likewise.
16702 (smin<mode>3): Likewise.
16703 (*smin<mode>3_finite): Likewise.
16704 (*smin<mode>3): Likewise.
16705 (<sse>_vmsmin<mode>3): Likewise.
16706 (smax<mode>3): Likewise.
16707 (*smax<mode>3_finite): Likewise.
16708 (*smax<mode>3): Likewise.
16709 (<sse>_vmsmax<mode>3): Likewise.
16710 (sse3_haddv4sf3): Likewise.
16711 (sse3_haddv2df3): Likewise.
16712 (sse3_hsubv4sf3): Likewise.
16713 (sse3_hsubv2df3): Likewise.
16714 (umaxv16qi3): Likewise.
16715 (*umaxv16qi3): Likewise.
16716 (smaxv8hi3): Likewise.
16717 (*smaxv8hi3): Likewise.
16718 (*sse4_1_smax<mode>3): Likewise.
16719 (*sse4_1_umax<mode>3): Likewise.
16720 (uminv16qi3): Likewise.
16721 (*uminv16qi3): Likewise.
16722 (sminv8hi3): Likewise.
16723 (*sminv8hi3): Likewise.
16724 (*sse4_1_smin<mode>3): Likewise.
16725 (*sse4_1_umin<mode>3): Likewise.
16727 2008-04-01 Rafael Espindola <espindola@google.com>
16729 * tree-cfg.c (verify_expr): remove in_phi.
16730 (verify_stmt): Don't call walk_tree with verify_expr. Use
16731 is_gimple_min_invariant instead of is_gimple_val.
16733 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16735 * doc/include/gpl_v3.texi: Update for manpage generation.
16736 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16738 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16739 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16740 gpl_v3.texi instead of gpl.texi.
16743 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16746 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16748 2008-04-01 Rafael Espindola <espindola@google.com>
16750 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16751 (extract_code_and_val_from_cond): Use
16752 extract_code_and_val_from_cond_with_ops.
16754 2008-04-01 Jan Hubicka <jh@suse.cz>
16756 * function.c (free_after_compilation): Free epilogue_delay_list.
16757 (prepare_function_start): Assert that previous compilation was freed.
16759 2008-04-01 Jan Hubicka <jh@suse.cz>
16760 Jim Wilson <wilson@tuliptree.org>
16761 Andreas Tobler <andreast@gcc.gnu.org>
16763 PR middle-end/35781
16764 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16765 rtl.emit instead cfun->emit.
16766 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16767 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16769 2008-04-01 Ben Elliston <bje@au.ibm.com>
16771 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16773 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16775 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16777 (fprofile-use): Add var flag_profile_use
16778 * coverage.c (coverage_begin_output): Do not open a gcno file for
16779 output only if -ftest-coverage is set.
16780 Do not add getpwd() to gcda file path.
16781 (build_gcov_info): Check the new flag
16782 flag_profile_datafile_relative_path.
16783 (coverage_init): Use profile_data_prefix.
16784 Read profile counter only if flag_profile_use is set.
16785 * opts.c (common_handle_option): New option fprofile-use=,
16786 fprofile-dir=, fprofile-generate=.
16787 * toplev.c (profile_data_prefix): New variable definition.
16788 * toplev.h (profile_data_prefix): New declaration.
16789 * doc/invoke.tex (Option Summary, Optimization Options):
16792 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16794 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16795 use tmp consistently.
16798 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16799 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16800 UNSPEC_FR_RECIP_APPROX_RES.
16801 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16803 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16806 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16808 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16810 PR middle-end/30186
16811 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16812 element of the vector via a pointer.
16814 2008-03-31 Ian Lance Taylor <iant@google.com>
16816 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16818 2008-03-31 Jan Hubicka <jh@suse.cz>
16820 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16821 get_arg_pointer_save_area.
16822 * expr.c (init_expr): Just clear out rtl.expr.
16823 * function.c (free_after_compilation): Clear out whole RTL structure.
16824 (get_func_frame_size): Merge into ...
16825 (get_frame_size): ... this one.
16826 (assign_stack_local_1): Merge into ...
16827 (assign_stack_local): ... this one.
16828 (expand_function_end): Update call of get_arg_pointer_save_area.
16829 (get_art_pointer_save_area): Remove cfun argument.
16830 * function.h (emit_status): regno_pointer_align does not need length
16831 attribute. Move x_regno_reg_rtx to ...
16832 (regno_reg_rtx): ... new global array.
16833 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16834 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16835 apply_args_value, forced_labels, stack_pointer_delta):
16837 (struct varasm_status): Move here from varasm.c
16838 (struct rtl_data): New. Move here some fields from struct function.
16839 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16840 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16841 used_temp_slots avail_temp_slots, temp_slot_level,
16842 nonlocal_goto_handler_labels): Update accesstors.
16843 (rtl): New global variable.
16844 (struct function): Move some fileds to rtl_data.
16845 (get_arg_pointer_save_area): Update prototype.
16846 * emit-rtl.c (rtl): Declare.
16847 (regno_reg_rtx): Declare.
16848 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16850 (gen_reg_rtx): Update.
16851 (init_virtual_regs): Do not tate emit_status argument.
16852 (init_emit): Do not allocate emit.
16853 * varasm.c (varasm_statuc): Move to function.h.
16854 (n_deferred_constatns): Update accestor.
16855 (init_varasm_status): Do not allocate varasm_status.
16856 (force_const_mem, get_pool_size, output_constant_pool): Update.
16857 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16858 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16860 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16862 PR rtl-optimization/35729
16863 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16866 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16869 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16870 load/store if memory is unaligned.
16871 (*movti_rex64): Likewise.
16873 * config/i386/predicates.md (misaligned_operand): New.
16875 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16878 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16881 2008-03-31 Jan Beulich <jbeulich@novell.com>
16883 * config/ia64/constraints.md: Add 'j' constraint.
16884 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16885 (movdi_internal): Likewise.
16887 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16890 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16892 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16895 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16896 proper error message for the third argument on blendpd and
16899 * config/i386/sse.md (blendbits): New.
16900 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16902 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16904 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16906 2008-03-30 Richard Guenther <rguenther@suse.de>
16908 PR middle-end/31023
16909 * fold-const.c (fold_sign_changed_comparison): Do leave
16910 conversions to base-types alone.
16912 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16914 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16915 the link register if one altivec register is be saved.
16917 2008-03-30 Ben Elliston <bje@au.ibm.com>
16919 * final.c (final_scan_insn): Remove if (0) code.
16921 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16923 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16925 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16927 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16928 of V4SFmode to ix86_binary_operator_ok.
16930 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/i386.c (override_options): Initialize
16933 ix86_veclib_handler to ix86_veclibabi_svml when
16934 -mveclibabi=svml is used.
16935 (ix86_veclibabi_svml): New function for SVML ABI style
16936 vectorization support.
16937 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16939 2008-03-28 Rafael Espindola <espindola@google.com>
16941 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16942 (tree_binary_nonnegative_warnv_p): Make it public.
16943 (tree_single_nonnegative_warnv_p): Make it public.
16944 (tree_invalid_nonnegative_warnv_p): Make it public.
16945 (tree_unary_nonzero_warnv_p): Make it public.
16946 (tree_binary_nonzero_warnv_p): Make it public
16947 (tree_single_nonzero_warnv_p): Make it public.
16948 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16949 (extract_range_from_binary_expr): Split the expr argument.
16950 (extract_range_from_unary_expr): Split the expr argument.
16951 (extract_range_from_comparison): Split the expr argument.
16952 (extract_range_from_expr): Use the new aux functions.
16953 (vrp_evaluate_conditional_warnv): Use
16954 vrp_evaluate_conditional_warnv_with_ops.
16955 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16956 (tree_binary_nonzero_warnv_p): Declare.
16957 (tree_single_nonzero_warnv_p): Declare.
16958 (tree_expr_nonzero_warnv_p): Declare.
16959 (tree_unary_nonnegative_warnv_p): Declare.
16960 (tree_binary_nonnegative_warnv_p): Declare.
16961 (tree_single_nonnegative_warnv_p): Declare.
16962 (tree_invalid_nonnegative_warnv_p): Declare.
16964 2008-03-28 Richard Guenther <rguenther@suse.de>
16966 PR tree-optimization/30317
16967 PR tree-optimization/30911
16968 PR tree-optimization/34793
16969 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16970 (struct assert_locus_d): New member EXPR.
16971 (register_new_assert_for): Add EXPR parameter to support
16972 ASSERT_EXPR <name, expr OP limit>.
16973 (register_edge_assert_for_1): Adjust callers.
16974 (find_assert_locations): Likewise.
16975 (process_assert_insertions_for): Build condition from expression.
16976 (extract_range_from_assert): Handle ASSERT_EXPRs
16977 of the form ASSERT_EXPR <name, expr OP limit>.
16978 (register_edge_assert_for_2): New helper registering
16979 asserts for comparisons. Recognize range tests of the form
16980 (unsigned)i - CST1 OP CST2.
16981 (register_edge_assert_for_1): Use it.
16982 (register_edge_assert_for): Likewise.
16983 (needs_overflow_infinity): Integer sub-types
16984 do not need overflow infinities.
16985 (vrp_val_is_max): The extreme values of integer sub-types
16986 are those of the base type.
16987 (vrp_val_is_min): Likewise.
16988 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16991 2008-03-28 Nick Clifton <nickc@redhat.com>
16994 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16995 Return GENERAL_REGS for stack adjustment reloads.
16997 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17000 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17001 const_vector when all the vectors are constant.
17003 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17005 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17007 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17008 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17010 (s<code>_sf): Use new scc_sf attribute for opcode names.
17012 2008-03-27 Tom Tromey <tromey@redhat.com>
17014 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17015 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17016 config/spu/t-spu-elf, config/i386/t-interix,
17017 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17018 config/i386/x-darwin, config/i386/x-mingw32,
17019 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17020 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17021 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17022 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17023 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17024 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17025 config/score/t-score-elf, config/arm/t-strongarm-pe,
17026 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17027 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17028 Revert automatic dependency patch.
17030 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17033 * config/i386/i386.c (ix86_function_arg_boundary): Align
17034 decimal floating point to its natural boundary.
17036 2008-03-27 Richard Guenther <rguenther@suse.de>
17038 PR middle-end/35716
17039 * fold-const.c (fold_comparison): Restrict distinct decl
17040 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17041 solely rely on operand_equal_p.
17043 2008-03-27 Richard Guenther <rguenther@suse.de>
17046 * c-common.c (handle_weak_attribute): Reject combination of
17049 2008-03-27 Richard Guenther <rguenther@suse.de>
17051 PR tree-optimization/32810
17052 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17053 conversions from DECL_INITIAL.
17054 (fold_const_aggregate_ref): Likewise from constructor elements.
17056 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17058 * tree-affine.h (aff_combination_expand): Declare.
17059 (get_inner_reference_aff): Likewise.
17060 * tree-affine.c (aff_combination_expand): Split out from
17061 tree_to_aff_combination_expand.
17062 (get_inner_reference_aff): New function.
17063 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17064 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17065 (struct lim_aux_data): sm_done field removed.
17066 (mem_ref_loc_p, mem_ref_locs_p): New types.
17067 (struct mem_ref): Added id, stored, accesses_in_loop,
17068 indep_loop, dep_loop, indep_ref, dep_ref fields.
17069 Removed is_stored, locs and next fields.
17070 (memory_accesses): New variable.
17071 (movement_possibility): Do not allow moving statements
17072 that store to memory.
17073 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17075 (determine_max_movement): For statements with memory references,
17076 find the outermost loop in that the reference is independent.
17077 (move_computations_stmt): Mark the virtual operands for renaming.
17078 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17079 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17080 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17081 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17082 create_vop_ref_mapping, analyze_memory_references,
17083 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17084 get_all_locs_in_loop, ref_always_accessed_p,
17085 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17086 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17087 store_motion_loop, store_motion): New functions.
17088 (struct vop_to_refs_elt): New type.
17089 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17090 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17091 (schedule_sm): Replaced by...
17092 (execute_sm): ... this.
17093 (determine_lsm_ref, hoist_memory_references,
17094 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17095 find_more_ref_vops, free_mem_ref, free_mem_refs,
17096 determine_lsm_loop, determine_lsm): Removed.
17097 (tree_ssa_lim_finalize): Free data structures used by store motion.
17098 (tree_ssa_lim): Call analyze_memory_references. Use
17099 store_motion instead of determine_lsm.
17101 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17103 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17104 rename tmake_file to m68hc11/t-m68hc11.
17105 (mcore): Set inhibit_libc to true.
17106 * config.host (alpha*-dec-*vms*): Set extra_programs.
17107 (interix3*): Don't use host_xmake_file.
17108 * configure.ac: Let config.gcc override inhibit_libc.
17109 * configure: Regenerate.
17111 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17112 * config/t-openbsd-thread: Remove commented out lines.
17114 * config/x-interix: Remove.
17116 * config/m68hc11/t-m68hc11-gas: Rename to...
17117 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17119 * config/mcore/t-mcore: Remove T_CFLAGS.
17120 * config/mcore/t-mcore-pe: Likewise.
17122 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17124 * configure.ac: Replace custom __GNU_SOURCE test with
17125 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17126 * aclocal.m4: Regenerate.
17127 * configure: Regenerate.
17128 * config.in: Regenerate.
17130 2008-03-27 Richard Guenther <rguenther@suse.de>
17132 * fold-const.c (target.h): Include.
17133 (fold_comparison): Fold comparison of addresses of decls
17134 that bind locally or of constants. Consolidate address folding code.
17135 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17136 results from fold_binary_to_constant.
17137 (compare_values_warnv): Likewise.
17139 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17141 PR middle-end/35429
17142 * fold-const.c (fold_truthop): Check for integeral types when folding
17143 a == 0 && b == 0 and a != 0 || b != 0 .
17145 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17147 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17149 2008-03-26 Andreas Schwab <schwab@suse.de>
17151 * doc/invoke.texi: Fix use of @item vs. @itemx.
17153 2008-03-26 Tom Tromey <tromey@redhat.com>
17155 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17156 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17157 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17158 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17159 build/genconstants.o, build/genemit.o, build/genextract.o,
17160 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17161 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17164 2008-03-26 Richard Guenther <rguenther@suse.de>
17167 2008-03-26 Richard Guenther <rguenther@suse.de>
17169 * fold-const.c (target.h): Include.
17170 (fold_comparison): Fold comparison of addresses of two decls
17171 that bind locally. Consolidate address folding code.
17173 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17175 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17176 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17177 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17178 dconstsqrt2, dconstthird, dconste and/or dconst10.
17179 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17180 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17181 dconstsqrt2, dconste): Delete.
17182 (init_emit_once): Likewise. Simplify initializing dconstm1.
17184 * real.c (get_real_const): New.
17185 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17186 dconstsqrt2, dconste): Delete.
17187 (real_value_const, get_real_const): New.
17189 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17191 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17193 * config/i386/i386.c (ix86_function_arg_boundary): Check
17194 BIGGEST_ALIGNMENT instead of 128.
17195 (setup_incoming_varargs_64): Likewise.
17197 2008-03-26 Tom Tromey <tromey@redhat.com>
17199 * Makefile.in (DEPFILES): Add missing '/'.
17201 2008-03-26 Richard Guenther <rguenther@suse.de>
17203 * fold-const.c (target.h): Include.
17204 (fold_comparison): Fold comparison of addresses of two decls
17205 that bind locally. Consolidate address folding code.
17207 2008-03-26 Nick Clifton <nickc@redhat.com>
17210 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17211 not allow INT+INT as a legitimate addressing mode.
17213 2008-03-26 Richard Guenther <rguenther@suse.de>
17215 * tree-flow.h (widen_bitfield): Remove declaration.
17216 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17217 (widen_bitfield): Remove function.
17218 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17221 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17224 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17227 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17229 PR rtl-optimization/35232
17230 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17231 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17232 reg_reloaded_call_part_clobbered here.
17233 (reload_regs_reach_end_p): New function.
17234 (reload_reg_rtx_for_input): New variable.
17235 (reload_reg_rtx_for_output): Likewise.
17236 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17237 when reassigning a pseudo register. Load reloadreg from
17238 reload_reg_rtx_for_input, moving the mode and register
17240 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17241 instead of the original when deciding whether an input reload
17242 would be a no-op or whether an output reload can be deleted.
17243 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17244 when setting up new_spill_reg_store. Load it from
17245 reload_reg_rtx_for_output, moving the mode and register
17247 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17248 instead of the original when deciding whether an output reload
17249 would be a no-op. Do the same when modifying insn notes.
17250 Use rtx_equal_p instead of == to compare the registers.
17251 (inherit_piecemeal_p): Take a mode and two register numbers
17253 (emit_reload_insns): Clear new_spill_reg_store for every hard
17254 register in the reload register. Remove spill registers
17255 from reg_reloaded_valid before considering whether to record
17256 inheritance information for them. Use reload_reg_rtx_for_output
17257 instead of reg_rtx when recording output reloads. Use
17258 reload_reg_rtx_for_input instead of reg_rtx when recording
17259 input reloads. Set or clear reg_reloaded_call_part_clobbered
17260 at the same time as setting reg_reloaded_valid.
17261 (delete_output_reload): Add a new_reload_reg parameter and use it
17262 instead of rld[j].reg_rtx.
17263 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17266 2008-03-25 Tom Tromey <tromey@redhat.com>
17268 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17269 (build/genattr.o): Likewise.
17270 (build/genattrtab.o): Likewise.
17271 (build/gencodes.o): Likewise.
17272 (build/genconfig.o): Likewise.
17273 (build/genconstants.o): Likewise.
17274 (build/genemit.o): Likewise.
17275 (build/genextract.o): Likewise.
17276 (build/genflags.o): Likewise.
17278 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17280 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17281 instead of size_int for integer types.
17282 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17283 to match type of MINUS_EXPR.
17285 2008-03-25 Tom Tromey <tromey@redhat.com>
17287 * configure: Rebuilt.
17288 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17291 2008-03-25 Tom Tromey <tromey@redhat.com>
17293 * config/x-solaris (host-solaris.o): Update.
17294 * config/x-linux (host-linux.o): Update.
17295 * config/x-hpux (host-hpux.o): Update.
17296 * config/x-darwin (host-darwin.o): Update.
17297 * config/v850/t-v850e (v850-c.o): Update.
17298 * config/v850/t-v850 (v850-c.o): Update.
17299 * config/t-vxworks (vxworks.o): Update.
17300 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17301 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17302 * config/spu/t-spu-elf (spu-c.o): Update.
17304 * config/sh/t-symbian (sh-c.o): Update.
17305 (symbian.o): Update.
17306 * config/sh/t-sh (sh-c.o): Update.
17307 * config/score/t-score-elf (score7.o, score3.o): Update.
17308 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17309 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17310 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17311 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17312 (rs6000.o): Remove.
17313 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17314 * config/m32c/t-m32c (m32c-pragma.o): Update.
17315 * config/ia64/t-ia64 (ia64-c.o): Update.
17316 * config/i386/x-mingw32 (host-mingw32.o): Update.
17317 * config/i386/x-i386 (driver-i386.o): Update.
17318 * config/i386/x-darwin (host-i386-darwin.o): Update.
17319 * config/i386/x-cygwin (host-cygwin.o): Update.
17320 * config/i386/t-nwld (nwld.o): Update.
17321 * config/i386/t-netware (netware.o): Update.
17322 * config/i386/t-interix (winnt.o): Update.
17323 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17324 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17325 msformat-c.o): Update.
17326 * config/bfin/t-bfin-linux (generated_files): Add
17327 linux-sysroot-suffix.h.
17328 * config/arm/t-wince-pe (pe.o): Update.
17329 * config/arm/t-strongarm-pe (pe.o): Update.
17330 * config/arm/t-pe (pe.o): Update.
17331 * config/arm/t-arm (arm-c.o): Update.
17332 * doc/install.texi (Prerequisites): Require make 3.80.
17333 * Makefile.in: Remove .o targets.
17334 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17335 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17336 (simple_generated_h, simple_generated_c): Move earlier.
17337 (generated_files): New variable.
17338 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17339 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17340 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17341 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17342 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17343 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17344 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17345 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17346 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17347 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17348 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17349 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17351 (COMPILE.base, COMPILE): New variables.
17352 (%.o): New pattern rule.
17353 (ALL_HOST_OBJS): New variable.
17354 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17355 (dummy-checksum.o, cc1-checksum.o): Remove.
17356 (DRIVER_SHLIB): New variable.
17357 (DRIVER_DEFINES): Use it.
17358 (gencondmd.c): Move out of build/.
17359 (s-conditions): Update.
17360 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17361 (ALL_BUILD_OBJS): Likewise.
17362 (build/%.o): Use BUILDCOMPILE.
17363 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17364 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17365 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17366 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17367 build/genconfig.o, build/genconstants.o, build/genemit.o,
17368 build/genextract.o, build/genflags.o, build/genmddeps.o,
17369 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17370 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17371 build/gen-protos.o, build/scan.o, build/fix-header.o,
17372 build/scan-decls.o): Simplify.
17373 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17374 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17375 prefix.o, toplev.o): Reduce to variable setting.
17376 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17377 ($(out_object_file), gcc-options.o): New targets.
17378 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17379 * configure: Rebuilt.
17380 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17381 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17383 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17385 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17386 complain when we hit an error, return ERROR_MARK_NODE.
17388 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17390 * config/sh/constraints.md (Pso, Psz): New constraints.
17391 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17392 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17394 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17396 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17397 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17399 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17401 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17402 (prefetch_sh2a): New.
17404 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17405 Naveen.H.S <naveen.hs@kpitcummins.com>
17407 * config/sh/constraints.md (I28): New constraint.
17408 * config/sh/sh.c (broken_move): Add support for movi20s.
17409 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17411 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17412 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17413 Naveen.H.S <naveen.hs@kpitcummins.com>
17415 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17416 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17417 (print_operand): Handle resbank in %@ operand code.
17418 (sh_encode_section_info): New.
17419 (push_regs): Add conditions for resbank.
17420 (sh_expand_epilogue): Likewise.
17421 (sh_insert_attributes): Likewise.
17422 (sh_attribute_table): Likewise.
17423 (sh_handle_resbank_handler_attribute): New.
17424 (sh2a_handle_function_vector_handler_attribute): New.
17425 (sh2a_is_function_vector_call): New.
17426 (sh2a_get_function_vector_number): New.
17427 (sh2a_function_vector_p): New.
17428 (sh_cfun_resbank_handler_p): New.
17429 * config/sh/sh.md (calli): Emit jsr/n if possible.
17430 (calli_tbr_rel): New.
17431 (calli_pcrel): Emit jsr/n if possible.
17432 (return_i): Emit rts/n if possible.
17433 (call_valuei_tbr_rel): New.
17434 (call_valuei_pcrel): Add condition for SH2A target.
17435 (call_value): Likewise.
17436 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17437 (sh2a_get_function_vector_number): Likewise.
17438 (sh2a_is_function_vector_call): Likewise.
17439 * doc/extend.texi: Document TBR relative addressing of SH2A.
17440 (resbank): Add description for SH2A.
17442 2008-03-24 Richard Guenther <rguenther@suse.de>
17445 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17446 pointer assignments change conversions according to middle-end rules.
17447 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17448 * configure.ac: Include type checking in yes.
17449 * configure: Regenerate.
17451 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17453 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17454 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17456 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17458 * gthr-vxworks.h (UNUSED): Define.
17460 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17462 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17464 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17466 * doc/extend.texi (Function Attributes): Add missing comma in the
17467 example of the "alloc_size" attribute.
17469 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17472 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17474 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17477 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17480 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17481 of the underlying type of a MS bitfield layout to the natural
17482 alignment of the type.
17484 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17486 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17487 to their natural alignment to avoid store forwarding stalls.
17489 2008-03-22 Richard Guenther <rguenther@suse.de>
17491 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17492 For PHI nodes verify the address is invariant.
17493 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17494 (get_symbol_constant_value): Use is_gimple_min_invariant.
17495 (maybe_fold_stmt_indirect): Likewise.
17497 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17499 PR rtl-optimization/33927
17500 * Makefile.in (dse.o): Depend on $(TM_P_H).
17501 * expr.h (extract_low_bits): Declare.
17502 * expmed.c (extract_low_bits): New function.
17503 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17504 * dse.c: Include tm_p.h.
17505 (find_shift_sequence): Remove the read_reg argument and return the
17506 read value. Emit the instructions instead of returning them.
17507 Iterate on new_mode rather than calculating it each time.
17508 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17509 source to NEW_MODE and extract_low_bits to convert the shifted
17510 value to READ_MODE.
17511 (replace_read): Allow the load and store to have different mode
17512 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17513 or extraction instructions before trying the replacement. Update
17514 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17516 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17518 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17519 to their natural alignment to avoid store forwarding stalls.
17521 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17524 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17525 encouraging but not allowing gprs for input;
17526 change the input constraint to !f#r.
17527 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17529 change the output constraint to !f#r.
17531 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17534 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17535 corresponding post-reload splitters.
17536 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17537 when x87 FP math is selected.
17538 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17539 New function prototype.
17540 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17541 unreachable function to ease macroization of insn patterns.
17543 2008-03-21 Martin Jambor <mjambor@suse.cz>
17545 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17546 reference dumps if ddr is NULL or dependence is unknown.
17548 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17550 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17551 unsigned extension into account.
17552 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17553 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17554 Do computations on a scratch register.
17556 2008-03-21 Richard Guenther <rguenther@suse.de>
17558 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17559 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17560 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17561 * tree-ssa-dom.c (record_equality): Likewise.
17562 * tree-inline.c (copy_body_r): Likewise.
17563 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17566 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17568 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17569 as 'delete_unused' argument.
17571 2008-03-20 Richard Guenther <rguenther@suse.de>
17573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17574 special casing of constant qualifiers.
17575 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17576 care about them in general.
17577 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17578 regardless of their type.
17579 (fold_stmt_r): Forcefully fold *& if we end up with that.
17581 2008-03-20 Paul Brook <paul@codesourcery.com>
17583 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17584 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17586 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17588 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17589 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17591 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17593 * common.opt (Wmudflap): New option.
17594 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17595 (mx_register_decls): Likewise.
17596 (mudflap_finish_file): Likewise.
17597 * doc/invoke.texi: Document -Wno-mudflap.
17599 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17601 * c-format.c (replace_format_name_to_system_name): New.
17602 (cmp_attribs): New.
17603 (convert_format_name_to_system_name): New.
17604 (decode_format_attr): Add use of convert_format_name_to_system_name.
17605 (format_types_orig): Add gnu_ prefix to names.
17606 (check_format_info_main): Special treating of \0 escaped names for
17607 supporting multi-character format specifiers as I32, I64.
17608 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17609 (gnu_target_overrides_format_attributes): New.
17610 * c-format.h: Add structure target_ovr_attr to hold
17611 system specific formatter names.
17612 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17613 msformat-c.o file to c_target_objs and cxx_target_objs.
17614 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17615 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17616 (TARGET_N_FORMAT_TYPES): New.
17617 * config/i386/msformat-c.c: New.
17618 * config/i386/t-cygming: Add build rule for msformat-c.o.
17619 * doc/extend.texi: Add new format names gnu_* and ms_* and
17621 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17623 2008-03-20 Ira Rosen <irar@il.ibm.com>
17625 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17626 optimizations turned on under -O3.
17627 (ftree-vectorize): Add that the flag is turned on with -O3.
17629 2008-03-20 Ben Elliston <bje@au.ibm.com>
17631 * regmove.c (try_auto_increment): Fix spelling error in comment.
17632 * final.c (final_scan_insn): Likewise.
17634 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17637 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17638 allocator preferences for "y" and "r" class registers.
17639 ("*mov<mode>_internal"): Ditto.
17640 ("*movv2sf_internal_rex64"): Ditto.
17641 ("*movv2sf_internal"): Ditto.
17643 2008-03-19 Michael Matz <matz@suse.de>
17645 PR middle-end/35616
17646 * calls.c (expand_call): Check overlap of arguments with call
17647 address for sibcalls.
17649 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17652 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17653 of the underlying type of a MS bitfield layout to the natural
17654 alignment of the type.
17656 2008-03-19 Jan Hubicka <jh@suse.cz>
17659 * toplev.c (decode_d_option): Handle all CPP flags.
17660 * tree-vrp.c: Update tree_pass descriptors.
17661 * regrename.c: Update tree_pass descriptors.
17662 * fwprop.c: Update tree_pass descriptors.
17663 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17664 * tree-into-ssa.c: Update tree_pass descriptors.
17665 * tree-dump.c: Update tree_pass descriptors.
17666 * tree-complex.c: Update tree_pass descriptors.
17667 * tree-dump.h: Update tree_pass descriptors.
17668 * see.c: Update tree_pass descriptors.
17669 * cgraphbuild.c: Update tree_pass descriptors.
17670 * tracer.c: Update tree_pass descriptors.
17671 * tree-loop-distribution.c: Update tree_pass descriptors.
17672 * cgraph.c: Update tree_pass descriptors.
17673 * postreload-gcse.c: Update tree_pass descriptors.
17674 * postreload.c: Update tree_pass descriptors.
17675 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17676 * tree-tailcall.c: Update tree_pass descriptors.
17677 * tree-pass.h (tree_opt_pass): Rename to ...
17678 (opt_pass) ... this one; add "type" field and remove letter field.
17679 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17680 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17681 all_lowering_passes): Update declaration.
17682 * ipa-cp.c: Update tree_pass descriptors.
17683 * final.c: Update tree_pass descriptors.
17684 * omp-low.c: Update tree_pass descriptors.
17685 * tree-ssa-dse.c: Update tree_pass descriptors.
17686 * ipa-reference.c: Update tree_pass descriptors.
17687 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17688 * auto-inc-dec.c: Update tree_pass descriptors.
17689 * reorg.c: Update tree_pass descriptors.
17690 * cgraphunit.c: Update tree_pass descriptors.
17691 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17692 * tree-ssa-ccp.c: Update tree_pass descriptors.
17693 * df-core.c: Update tree_pass descriptors.
17694 * mode-switching.c: Update tree_pass descriptors.
17695 * tree-nomudflap.c: Update tree_pass descriptors.
17696 * modulo-sched.c: Update tree_pass descriptors.
17697 * ipa-pure-const.c: Update tree_pass descriptors.
17698 * cse.c: Update tree_pass descriptors.
17699 * web.c: Update tree_pass descriptors.
17700 * tree-stdarg.c: Update tree_pass descriptors.
17701 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17702 * tree-ssa-dom.c: Update tree_pass descriptors.
17703 * tree-nrv.c: Update tree_pass descriptors.
17704 * tree-ssa-alias.c: Update tree_pass descriptors.
17705 * loop-init.c: Update tree_pass descriptors.
17706 * gimple-low.c: Update tree_pass descriptors.
17707 * ipa-inline.c: Update tree_pass descriptors.
17708 * tree-ssa-sink.c: Update tree_pass descriptors.
17709 * global.c: Update tree_pass descriptors.
17710 * ifcvt.c: Update tree_pass descriptors.
17711 * jump.c: Update tree_pass descriptors.
17712 * predict.c: Update tree_pass descriptors.
17713 * tree-ssa-loop.c: Update tree_pass descriptors.
17714 * recog.c: Update tree_pass descriptors.
17715 * dse.c: Update tree_pass descriptors.
17716 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17717 * tree-eh.c: Update tree_pass descriptors.
17718 * regmove.c: Update tree_pass descriptors.
17720 * function.c: Update tree_pass descriptors.
17721 * tree-vectorizer.c: Update tree_pass descriptors.
17722 * gcse.c: Update tree_pass descriptors.
17723 * ipa-type-escape.c: Update tree_pass descriptors.
17724 * tree-if-conv.c: Update tree_pass descriptors.
17725 * init-regs.c: Update tree_pass descriptors.
17726 * ipa.c: Update tree_pass descriptors.
17727 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17728 * rtl-factoring.c: Update tree_pass descriptors.
17729 * lower-subreg.c: Update tree_pass descriptors.
17730 * bt-load.c: Update tree_pass descriptors.
17731 * tree-dfa.c: Update tree_pass descriptors.
17732 * except.c: Update tree_pass descriptors.
17733 * emit-rtl.c: Update tree_pass descriptors.
17734 * cfgexpand.c: Update tree_pass descriptors.
17735 * tree-cfgcleanup.c: Update tree_pass descriptors.
17736 * cfgcleanup.c: Update tree_pass descriptors.
17737 * tree-ssa-pre.c: Update tree_pass descriptors.
17738 * tree-sra.c: Update tree_pass descriptors.
17739 * tree-mudflap.c: Update tree_pass descriptors.
17740 * tree-ssa-copy.c: Update tree_pass descriptors.
17741 * cfglayout.c: Update tree_pass descriptors.
17742 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17743 * tree-ssa-dce.c: Update tree_pass descriptors.
17744 * tree-ssa.c: Update tree_pass descriptors.
17745 * regclass.c: Update tree_pass descriptors.
17746 * integrate.c: Update tree_pass descriptors.
17747 * tree-optimize.c: Update tree_pass descriptors.
17748 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17749 * tree-object-size.c: Update tree_pass descriptors.
17750 * combine.c: Update tree_pass descriptors.
17751 * tree-outof-ssa.c: Update tree_pass descriptors.
17752 * bb-reorder.c: Update tree_pass descriptors.
17753 * stack-ptr-mod.c: Update tree_pass descriptors.
17754 * var-tracking.c: Update tree_pass descriptors.
17755 * tree-profile.c: Update tree_pass descriptors.
17756 * tree-vect-generic.c: Update tree_pass descriptors.
17757 * reg-stack.c: Update tree_pass descriptors.
17758 * sched-rgn.c: Update tree_pass descriptors.
17759 * tree-ssa-structalias.c: Update tree_pass descriptors.
17760 * tree-cfg.c: Update tree_pass descriptors.
17761 * passes.c (current_pass): Update declaration.
17762 (finish_optimization_passes): Update.
17763 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17764 (register_one_dump_file, register_dump_files_1, next_pass_1):
17766 (init_optimization_passes): Update handling of new types.
17767 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17768 * ipa-struct-reorg.c: Update tree_pass descriptors.
17769 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17770 * combine-stack-adj.c: Update tree_pass descriptors.
17771 * cfgrtl.c: Update tree_pass descriptors.
17772 * dce.c: Update tree_pass descriptors.
17773 * tree-ssanames.c: Update tree_pass descriptors.
17775 2008-03-19 Richard Guenther <rguenther@suse.de>
17777 PR middle-end/35609
17778 * tree-ssa.c (walk_data): New structure.
17779 (warn_uninitialized_var): If not always_executed warn with "maybe"
17781 (execute_early_warn_uninitialized): Compute post-dominators.
17782 Initialize always_executed before processing each basic block.
17784 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17787 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17788 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17790 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17792 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17794 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17796 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17798 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17799 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17800 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17801 target after ignore has been set, and move there also the commputation
17802 of subtarget and original_target.
17803 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17804 (LANG_HOOKS_INITIALIZER): Remove it.
17805 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17807 2008-03-18 Richard Guenther <rguenther@suse.de>
17809 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17810 found an expression with constants, note that in the VN for the lhs.
17811 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17812 fold them to constants if possible. Run cleanup_cfg if done so.
17813 (execute_pre): Return todo.
17814 (do_pre): Likewise.
17815 (execute_fre): Likewise.
17816 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17818 (get_prop_source_stmt): Look through pointer conversions.
17820 2008-03-18 Jan Hubicka <jh@suse.cz>
17822 * tree-pretty-print.c: Include predict.h.
17823 (dump_generic_node): Dump predictor.
17824 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17825 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17826 * gimple-low.c (lower_stmt): Likewise.
17827 * expr.c (expand_expr_real): Likewise.
17828 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17830 (build_predict_expr, build_predict_expr): New.
17831 * predict.h (predictor_name, build_predict_expr): Update.
17832 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17833 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17834 * predict.def (PRED_CONTINUE): Update hitrate.
17835 * tree.def (PREDICT_EXPR): Define.
17836 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17837 do not handle BIND_EXPR.
17838 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17839 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17840 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17843 2008-03-18 Michael Matz <matz@suse.de>
17845 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17847 2008-03-18 Richard Guenther <rguenther@suse.de>
17849 * tree-gimple.h (is_gimple_invariant_address): Declare.
17850 (is_gimple_constant): Likewise.
17851 * tree-gimple.c (is_gimple_constant): New function.
17852 (is_gimple_invariant_address): Likewise.
17853 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17854 and is_gimple_invariant_address.
17855 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17857 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17858 an addressable base.
17860 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17862 PR middle-end/35611
17863 * gimplify.c (gimplify_expr): Gimplify second operand of
17866 2008-03-17 Richard Guenther <rguenther@suse.de>
17868 PR tree-optimization/19637
17869 * fold-const.c (fold_unary): Remove restrictions of removing
17870 intermediate pointer-conversions (P2)(P1)P0.
17871 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17872 conversion to void pointer.
17873 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17875 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17878 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17879 emulated thread local variables.
17881 2008-03-16 Richard Guenther <rguenther@suse.de>
17883 PR middle-end/35607
17884 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17885 expand TREE_INVARIANT operations that are not gimple invariant.
17887 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17889 * doc/extend.texi (Alignment): Say that the ABI controls
17890 the __alignof__ for non-strict-alignment targets rather
17891 than being a recommendation.
17893 2008-03-15 Paul Brook <paul@codesourcery.com>
17895 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17897 (arm_output_fn_unwind): Mark functions that can not be unwound.
17899 2008-03-15 Paul Brook <paul@codesourcery.com>
17901 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17902 extension instructions.
17904 2008-03-15 Richard Guenther <rguenther@suse.de>
17906 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17907 and fold constant aggregate refs.
17908 (fold_const_aggregate_ref): Handle string constants
17909 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17910 (evaluate_stmt): Simplify now that ccp_fold folds constant
17913 2008-03-15 Paul Brook <paul@codesourcery.com>
17915 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17916 (extzv): Use gen_extzv_t2.
17917 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17919 2008-03-15 Richard Guenther <rguenther@suse.de>
17921 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17922 (fold_const_aggregate_ref): Likewise.
17923 (get_value): Return NULL if we don't have any values.
17924 (ccp_finalize): Set const_val to NULL after freeing it.
17925 * tree-flow.h (get_symbol_constant_value): Declare.
17926 (fold_const_aggregate_ref): Likewise.
17927 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17929 2008-03-15 Richard Guenther <rguenther@suse.de>
17931 PR middle-end/35593
17932 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17933 to not produce negative array indices if not allowed. Add
17934 parameter to indicate that.
17935 (maybe_fold_offset_to_component_ref): Allow negative array
17936 indices only for the first member of a structure.
17937 (maybe_fold_offset_to_reference): Allow negative array indices.
17938 (maybe_fold_stmt_addition): Likewise.
17940 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17941 Anatoly Sokolov <aesok@post.ru>
17943 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17944 (avr_arch): Add ARCH_AVR6.
17945 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17946 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17947 instead of fixed value 2.
17948 (print_operand_address): Use gs() asm specifier instead of pm().
17949 (avr_assemble_integer): (Ditto.).
17950 (avr_output_addr_vec_elt): (Ditto.).
17951 (print_operand): Handle "!" code.
17952 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17953 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17954 (AVR_HAVE_EIJMP_EICALL): Define.
17955 (AVR_3_BYTE_PC): Redefine.
17956 (AVR_2_BYTE_PC): (Ditto.).
17957 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17958 (LINK_SPEC): Add atmega2560 and atmega2561.
17959 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17961 * config/avr/avr.md (call_insn): Use eicall instead of icall
17962 for 3 byte PC devices.
17963 (call_value_insn): (Ditto.).
17964 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17965 (indirect_jump): Use only for for 2 byte PC devices.
17966 (*tablejump): (Ditto.).
17967 (*indirect_jump_avr6): Add insn.
17968 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17969 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17970 instead of ijmp for 3 byte PC devices.
17971 (__tablejump2__): (Ditto.).
17972 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17973 (MULITLIB_DIRNAMES): (Ditto.).
17974 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17976 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17978 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17979 "sse2_umulsidi3". Use V1DI mode for operand 0.
17980 ("mmx_psadbw"): Use V1DI mode for operand 0.
17981 * config/i386/i386-modes.def (V1SI): New vector mode.
17982 * config/i386/i386.c (struct builtin_description)
17983 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17984 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17985 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17986 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17987 v1di_ftype_v8qi_v8qi type.
17988 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17990 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17991 __builtin_ia32_pmuludq]: Fix the mode of return value.
17993 2008-03-15 Richard Guenther <rguenther@suse.de>
17995 PR middle-end/35595
17996 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17999 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18001 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18002 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18003 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18004 unless TARGET_SERIALIZE_VOLATILE is enabled.
18005 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18006 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18007 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18009 2008-03-14 Richard Guenther <rguenther@suse.de>
18011 PR tree-optimization/34172
18012 * tree-flow.h (refs_may_alias_p): Declare.
18013 (get_single_def_stmt): Likewise.
18014 (get_single_def_stmt_from_phi): Likewise.
18015 (get_single_def_stmt_with_phi): Likewise.
18016 * tree-dfa.c (refs_may_alias_p): New function.
18017 (get_single_def_stmt): Likewise.
18018 (get_single_def_stmt_from_phi): Likewise.
18019 (get_single_def_stmt_with_phi): Likewise.
18020 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18021 (vn_reference_lookup_1): New helper function.
18022 (vn_reference_lookup): Walk the virtual use-def chain to
18023 continue searching for a match if the def does not alias the
18024 reference we are looking for.
18026 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18028 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18029 archive and Perzl. Update The Written Word listing.
18031 2008-03-14 Richard Guenther <rguenther@suse.de>
18033 PR tree-optimization/34043
18034 PR tree-optimization/33989
18035 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18037 (bitmap_find_leader): Use extra argument to verify dominance
18038 relationship inside a basic-block.
18039 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18040 (find_leader_in_sets): Adjust.
18041 (create_component_ref_by_pieces): Take extra argument for
18042 dominance check, handle lookup failures.
18043 (find_or_generate_expression): Likewise.
18044 (create_expression_by_pieces): Likewise.
18045 (insert_into_preds_of_block): Adjust.
18046 (create_value_expr_from): If asked for, verify all operands
18047 are in the blocks AVAIL_OUT set.
18048 (make_values_for_stmt): Check for SSA_NAMEs that are life
18049 over an abnormal edge.
18050 (compute_avail): Remove such check.
18051 (do_SCCVN_insertion): New function.
18052 (eliminate): If we do not find a leader suitable for replacement
18053 insert a replacement expression from SCCVN if available.
18054 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18055 (struct vn_ssa_aux): Add needs_insertion flag.
18056 * tree-ssa-sccvn.c (may_insert): New global flag.
18057 (copy_reference_ops_from_ref): Value-number union member access
18058 based on its size, not type and member if insertion is allowed.
18059 (visit_reference_op_load): For a weak match from union type
18060 punning lookup a view-converted value and insert a SSA_NAME
18061 for that value if that is not found.
18062 (visit_use): Make dumps shorter. Do not disallow value numbering
18063 SSA_NAMEs that are life over an abnormal edge to constants.
18064 (free_scc_vn): Release inserted SSA_NAMEs.
18065 (run_scc_vn): New flag to specify whether insertion is allowed.
18066 Process SSA_NAMEs in forward order.
18067 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18068 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18069 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18070 pointer type to/from integral types that do not change the
18071 precision to regular conversions.
18073 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18075 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18076 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18077 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18078 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18079 input arguments and the mode of return value. Built-in functions
18080 that operate on whole 64-bit MMX register now use V1DI mode.
18082 2008-03-13 Alon Dayan <alond@il.ibm.com>
18083 Olga Golovanevsky <olga@il.ibm.com>
18085 PR tree-optimization/35041
18086 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18087 to locate the right position in a statement.
18089 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18093 * config/i386/xmmintrin.h: Change all static inline functions to
18094 extern inline and add __gnu_inline__ attribute.
18095 * config/i386/bmintrin.h: Ditto.
18096 * config/i386/smmintrin.h: Ditto.
18097 * config/i386/tmmintrin.h: Ditto.
18098 * config/i386/mmintrin-common.h: Ditto.
18099 * config/i386/ammintrin.h: Ditto.
18100 * config/i386/emmintrin.h: Ditto.
18101 * config/i386/pmmintrin.h: Ditto.
18102 * config/i386/mmintrin.h: Ditto.
18103 * config/i386/mm3dnow.h: Ditto.
18105 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18107 PR middle-end/35185
18108 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18109 (lower_omp_2): New function.
18110 (lower_omp_1, lower_omp): Rewritten.
18112 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18115 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18116 with the phrase "Microsoft Windows compilers".
18117 (Push/Pop Macro Pragmas): New subsection. Document
18118 #pragma push_macro and pragma pop_macro.
18120 2008-03-12 Paul Brook <paul@codesourcery.com>
18122 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18124 2008-03-12 Paul Brook <paul@codesourcery.com>
18126 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18127 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18128 (thumb2_addsi_shortim): Rename ...
18129 (thumb2_addsi_short): ... to this. Allow register operands.
18130 (thumb2_subsi_short): New pattern.
18131 (thumb2_one_cmplsi2_short,
18132 thumb2_negsi2_short): New patterns and peepholes.
18134 2008-03-12 Paul Brook <paul@codesourcery.com>
18136 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18138 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18140 * config/i386/i386.md (int_cond): New code iterator.
18142 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18143 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18144 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18145 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18146 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18147 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18148 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18149 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18151 2008-03-12 Paul Brook <paul@codesourcery.com>
18153 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18154 instead of {arm,thumb}_compute_save_reg_mask.
18155 (output_return_instruction): Ditto.
18156 (thumb_unexpanded_epilogue): Ditto.
18157 (thumb1_expand_prologue): Ditto.
18158 (thumb1_output_function_prologue): Ditto.
18159 (arm_set_return_address): Ditto.
18160 (thumb_set_return_address): Ditto.
18161 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18162 regs to achieve stack alignment.
18163 (thumb1_compute_save_reg_mask): Fix compiler warning.
18164 (arm_output_epilogue): Use offsets->saved_regs_mask.
18165 Adjust stack pointer by poping call clobered registers.
18166 (arm_expand_prologue): Use offsets->saved_regs_mask.
18167 Adjust stack pointer by pushing extra registers.
18168 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18170 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18173 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18174 conversion to the operands of a multiplication.
18176 2008-03-12 Richard Guenther <rguenther@suse.de>
18178 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18179 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18180 * timevar.def (TV_TREE_PHIPROP): Add.
18181 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18182 pass description. Use TV_TREE_PHIPROP.
18183 * tree-ssa-forwprop.c: Remove phiprop code.
18185 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18187 PR middle-end/35549
18188 * omp-low.c (maybe_lookup_decl): Constify first argument.
18189 (use_pointer_for_field): Change last argument from bool to
18190 omp_context *. Disallow shared copy-in/out in nested
18191 parallel if decl is shared in outer parallel too.
18192 (build_outer_var_ref, scan_sharing_clauses,
18193 lower_rec_input_clauses, lower_copyprivate_clauses,
18194 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18196 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18197 Ira Rosen <irar@il.ibm.com>
18199 * tree-vectorizer.c (free_stmt_vec_info): New function.
18200 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18201 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18202 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18203 * tree-vect-transform.c (vectorizable_conversion): Free
18204 vec_oprnds0 if it was allocated.
18205 (vect_permute_store_chain): Remove unused VECs.
18206 (vectorizable_store): Free VECs that are allocated in the..
18208 (vect_transform_strided_load, vectorizable_load): Likewise.
18209 (vect_remove_stores): Simplify the code.
18210 (vect_transform_loop): Move code to vect_remove_stores().
18211 Call vect_remove_stores() and free_stmt_vec_info().
18213 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18215 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18216 TARGET_HPUX. Revise comment.
18217 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18218 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18219 Use sr4 variant of `be' instruction when not generating PIC code.
18220 (attr_length_call): Adjust for above change.
18222 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18224 * ipa-reference.c (static_execute): Remove module_statics_const and
18225 associated setting code.
18227 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18230 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18231 predicate for operand 1.
18232 (paritysi2_cmp): Use register_operand predicate for operand 2.
18233 Use earlyclobber modifier for operand 1. Remove support for
18235 (paritydi2_cmp): Use register_operand predicate for operand 3.
18236 Use earlyclobber modifier for operand 1. Remove support for
18239 2008-03-11 Paul Brook <paul@codesourcery.com>
18240 Vladimir Prus <vladimir@codesourcery.com>
18242 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18243 (arm_compute_save_reg0_reg12_mask): Always
18244 check if register 11 must be saved. Always safe hard frame pointer
18245 when frame_pointer_needeed.
18246 (arm_compute_save_reg_mask): Save IP and PC
18247 only with apcs frames.
18248 (arm_output_epilogue): Adjust Thumb2 codepath to
18249 be also invoked and work for ARM non-apcs frames.
18250 (arm_expand_prologue): Don't bother saving IP
18251 for non-apcs frame, since it's not clobbered by
18252 prologue code. Implement non-apcs frame
18255 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18257 PR rtl-optimization/35281
18258 * expr.c (convert_move): Use a new pseudo for the intermediate
18259 from_mode->word_mode result.
18261 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18263 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18264 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18265 * toplev.c (compile_file): Don't call it.
18267 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18269 PR middle-end/35526
18270 * expr.c (store_expr): Call emit_block_move if the mode
18271 of "temp" RTX is BLKmode.
18273 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18274 Richard Guenther <rguenther@suse.de>
18276 PR tree-optimization/31358
18277 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18278 the step with a NULL_TREE.
18279 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18280 to sizetype if type is a pointer type.
18281 (add_candidate_1): Don't convert the base and step to
18282 the generic type if the orginal type is a pointer type.
18283 (add_iv_value_candidates): Use sizetype for the step
18284 if type is a pointer type.
18285 (cand_value_at): Likewise.
18286 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18288 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18289 Don't convert the tem affine to the type.
18290 (add_elt_to_tree): Use sizetype for the step if a pointer.
18291 Use POINTER_PLUS_EXPR for pointers.
18292 (aff_combination_to_tree): Use sizetype for the step if a
18295 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18297 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18298 Remove commutativity hint.
18300 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18304 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18305 errorneous type. Check that v is a VAR_DECL.
18307 PR middle-end/35099
18308 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18310 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18312 PR tree-optimization/35494
18313 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18314 may be overriden at link and run time.
18316 2008-03-10 Richard Guenther <rguenther@suse.de>
18318 PR tree-optimization/34677
18319 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18320 (poolify_tree): Likewise.
18321 (modify_expr_template): Likewise.
18322 (poolify_modify_stmt): Likewise.
18323 (insert_fake_stores): Handle all component-ref style stores
18324 in addition to INDIRECT_REF. Also handle complex types.
18325 Do not poolify the inserted load.
18326 (realify_fake_stores): Do not rebuild the tree but only
18327 make it a SSA_NAME copy.
18328 (init_pre): Remove initialzation of modify_expr_template.
18329 Do not allocate modify_expr_node_pool.
18330 (fini_pre): Do not free modify_expr_node_pool.
18332 2008-03-10 Paul Brook <paul@codesourcery.com>
18334 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18335 to avoid conflicts.
18337 2008-03-10 Paul Brook <paul@codesourcery.com>
18338 Mark Shinwell <shinwell@codesourcery.com>
18340 * config/arm/cortex-r4.md: New.
18341 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18343 * config/arm/arm.md: Include cortex-r4.md.
18344 (insn): Add smmls, sdiv and udiv values.
18345 (generic_sched): Don't use generic scheduling for Cortex-R4.
18346 (arm_issue_rate): New function.
18347 (TARGET_SCHED_ISSUE_RATE): Define.
18349 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18351 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18353 2008-03-10 Richard Guenther <rguenther@suse.de>
18355 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18356 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18358 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18360 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18361 Set default to true.
18363 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18365 * c.opt (Wsynth): Deprecate.
18366 * doc/invoke.texi (Option Summary, Warning Options): Document
18367 -Wno-format-contains-nul.
18369 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18372 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18373 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18375 2008-03-09 Ira Rosen <irar@il.ibm.com>
18377 * config/rs6000/rs6000.c (builtin_description): Rename vector
18378 left shift operations.
18379 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18380 (altivec_vsl<VI_char>): Rename to ...
18381 (ashl<mode>3): ... new name.
18382 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18384 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18386 2008-03-08 Richard Guenther <rguenther@suse.de>
18388 * coverage.h (tree_coverage_counter_addr): Declare.
18389 * coverage.c (tree_coverage_counter_addr): New function.
18390 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18391 before using again.
18392 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18393 (tree_gen_one_value_profiler): Likewise.
18394 (tree_gen_ic_profiler): Likewise.
18395 (tree_gen_average_profiler): Likewise.
18396 (tree_gen_ior_profiler): Likewise.
18398 2008-03-08 Richard Guenther <rguenther@suse.de>
18400 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18401 (vn_binary_op_insert): Likewise.
18402 (vn_unary_op_lookup): Likewise.
18403 (vn_unary_op_insert): Likewise.
18404 (vn_nary_op_lookup): Declare.
18405 (vn_nary_op_insert): Likewise.
18406 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18407 and binary hashes, use a single obstack for unary_op_pool
18408 and binary_op_pool.
18409 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18410 a single struct vn_nary_op_s. Store tree code length and
18411 a variable number of operands.
18412 (struct vn_reference_op_struct): Remove unused op2.
18413 (vn_reference_op_eq): Do not compare op2.
18414 (vn_reference_op_compute_hash): Do not compute hash of op2.
18415 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18416 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18417 with vn_nary_op_compute_hash.
18418 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18419 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18421 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18423 (visit_unary_op): Call nary functions.
18424 (visit_binary_op): Likewise.
18425 (process_scc): Adjust for struct vn_tables_s changes.
18426 (allocate_vn_table): Likewise.
18427 (free_vn_table): Likewise.
18428 * tree-vn.c (vn_add): Call nary functions.
18429 (vn_lookup): Likewise.
18431 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18434 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18435 wdst back after sync_compare_and_swapqhi_internal.
18437 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18440 * config/i386/i386-modes.def (V1DI): New vector mode.
18441 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18442 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18443 (MMXMODE248): Ditto.
18444 (MMXMODE): Add V1DI mode.
18445 (mmxvecsize): Change DI mode to V1DI mode.
18446 ("mov<mode>): Use MMXMODEI8 mode iterator.
18447 ("*mov<mode>_internal_rex64"): Ditto.
18448 ("*mov<mode>_internal"): Ditto.
18449 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18450 ("mmx_sub<mode>3"): Ditto.
18451 ("mmx_adddi3"): Remove insn pattern.
18452 ("mmx_subdi3"): Ditto.
18453 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18454 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18455 ("mmx_ashl<mode>3"): Ditto.
18456 ("mmx_lshrdi3"): Remove insn pattern.
18457 ("mmx_ashldi3"): Ditto.
18458 * config/i386/i386.c (classify_argument): Handle V1DImode.
18459 (function_arg_advance_32): Ditto.
18460 (function_arg_32): Ditto.
18461 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18462 mmx_addv1di3 insn pattern.
18463 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18464 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18465 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18466 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18467 Remove definitions of built-in functions.
18468 (V1DI_type_node): New node.
18469 (v1di_ftype_v1di_int): Ditto.
18470 (v1di_ftype_v1di_v1di): Ditto.
18471 (v2si_ftype_v2si_si): Ditto.
18472 (v4hi_ftype_v4hi_di): Remove node.
18473 (v2si_ftype_v2si_di): Ditto.
18474 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18475 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18476 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18477 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18478 Add new builtins using def_builtin_const.
18479 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18480 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18481 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18482 * config/i386/mmintrin.h (__v1di): New typedef.
18483 (_mm_add_si64): Cast arguments to __v1di type.
18484 (_mm_sub_si64): Ditto.
18485 (_mm_sll_pi16): Cast __count to __v4hi type.
18486 (_mm_sll_pi32): Cast __count to __v2si type.
18487 (_mm_sll_si64): Cast arguments to __v1di type.
18488 (_mm_srl_pi16): Cast __count to __v4hi type.
18489 (_mm_srl_pi32): Cast __count to __v2si type.
18490 (_mm_srl_si64): Cast arguments to __v1di type.
18491 (_mm_sra_pi16): Cast __count to __v4hi type.
18492 (_mm_sra_pi32): Cast __count to __v2si type.
18493 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18494 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18495 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18496 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18497 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18498 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18499 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18500 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18501 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18502 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18503 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18504 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18506 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18508 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18510 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18513 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18514 reg+const addressing for Altivec modes. Don't generate reg+reg
18515 addressing for TFmode or TDmode quantities.
18517 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18519 * c-common.c (vector_types_convertible_p): Call langhook
18520 instead of comptypes.
18522 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18525 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18526 integral and scalar float variables which have a
18529 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18531 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18532 dwarf_register_span hook when emitting unwind information for
18533 register-to-memory saves.
18534 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18535 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18537 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18539 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18540 for the same VAR_DECL.
18542 2008-03-06 Tom Tromey <tromey@redhat.com>
18544 * treelang: Delete.
18545 * doc/standards.texi (Standards): Don't mention treelang.
18546 * doc/invoke.texi (Overall Options): Don't mention treelang.
18547 * doc/install.texi (Prerequisites): Don't mention bison or
18549 (Configuration): Don't mention treelang.
18550 (Building): Likewise.
18551 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18553 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18555 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18556 word-extractions out of a multi-word object.
18558 2008-03-06 Richard Guenther <rguenther@suse.de>
18560 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18561 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18562 result type and precision.
18563 * expr.c (get_inner_reference): Set unsignedp based on the result
18564 type of BIT_FIELD_REF.
18565 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18566 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18567 (try_instantiate_multiple_fields): Likewise. Use the correct type
18569 (sra_build_assignment): Likewise.
18570 (sra_build_elt_assignment): Likewise.
18571 (sra_explode_bitfield_assignment): Likewise.
18572 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18573 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18574 set BIT_FIELD_REF_UNSIGNED.
18575 (vectorizable_load): Likewise.
18577 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18579 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18582 2008-03-06 Richard Guenther <rguenther@suse.de>
18584 * alias.c (struct alias_set_entry): Move has_zero_child field
18585 to pack with alias_set.
18587 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18589 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18592 2008-03-05 Ian Lance Taylor <iant@google.com>
18594 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18596 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18598 * fwprop.c (update_df): Support width and offset parameters of
18600 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18601 global_conflicts): Change DF_REF_EXTRACT to either
18602 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18603 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18604 * df-scan.c (df_ref_record, df_defs_record,
18605 df_ref_create_structure, df_def_record_1, df_uses_record,
18606 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18607 df_bb_refs_collect, df_entry_block_defs_collect,
18608 df_exit_block_uses_collect): Support new width and offset fields.
18609 (ref_extract_pool): New storage pool.
18610 (df_free_ref): New function.
18611 (df_reg_chain_unlink, df_free_collection_rec,
18612 df_sort_and_compress_refs): Call df_free_ref.
18613 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18615 (df_ref_create_structure): Allocate df_ref_extract if offset and
18616 width fields are used.
18617 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18618 (df_uses_record): Get offset and width from ZERO_EXTRACT
18620 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18621 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18622 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18623 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18624 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18625 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18626 (df_ref_extract): New structure.
18627 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18628 (df_ref_create): Add width and offset parameters.
18630 2008-03-05 Richard Guenther <rguenther@suse.de>
18632 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18633 Use ranges_overlap_p.
18634 (offset_overlaps_with_access): Rename
18635 to ranges_overlap_p and move ...
18636 * tree-flow-inline.h (ranges_overlap_p): ... here.
18638 * tree.h (get_inner_reference, handled_component_p): Update
18641 * tree.h (record_component_aliases, get_alias_set,
18642 alias_sets_conflict_p, alias_sets_must_conflict_p,
18643 objects_must_conflict_p): Move declarations ...
18644 * alias.h (record_component_aliases, get_alias_set,
18645 alias_sets_conflict_p, alias_sets_must_conflict_p,
18646 objects_must_conflict_p): ... here.
18647 Include coretypes.h.
18648 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18650 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18652 * cfg.c: Include tree-flow.h.
18653 (remove_edge_raw): Call redirect_edge_var_map_clear.
18654 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18655 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18656 (redirect_edge_var_map_result): New.
18657 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18658 PENDING_STMT use with redirect_edge_var_map_*.
18659 * tree-ssa.c (edge_var_maps): New definition.
18660 (redirect_edge_var_map_add): New.
18661 (redirect_edge_var_map_clear): New.
18662 (redirect_edge_var_map_dup): New.
18663 (redirect_edge_var_map_vector): New.
18664 (redirect_edge_var_map_destroy): New.
18665 (ssa_redirect_edge): Replace PENDING_STMT use with
18666 redirect_edge_var_map_*.
18667 (flush_pending_stmts): Same.
18668 (delete_tree_ssa): Destroy edge var map.
18669 * tree-flow.h (struct _edge_var_map): New.
18670 Define edge_var_map vector type.
18671 Declare redirect_edge_var_map_* prototypes.
18672 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18673 * tree-cfg.c (reinstall_phi_args): Replace
18674 PENDING_STMT use with redirect_edge_var_map_*.
18676 2008-03-05 Richard Guenther <rguenther@suse.de>
18678 PR tree-optimization/35472
18679 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18680 whose single use_stmt has a overlapping set of loaded and
18681 stored symbols as that use_stmt might be a noop assignment then.
18683 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18685 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18687 2008-03-05 Richard Guenther <rguenther@suse.de>
18690 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18691 should be constants.
18692 * tree-cfg.c (verify_expr): Verify it.
18693 * fold-const.c (fold_truthop): Remove code generating
18694 BIT_FIELD_REFs of structure bases.
18695 (fold_binary): Likewise.
18696 (fold_ternary): Position and size of BIT_FIELD_REFs are
18697 always host integers.
18698 (make_bit_field_ref): Remove.
18699 (optimize_bit_field_compare): Remove.
18700 (all_ones_mask_p): Remove.
18702 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18705 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18706 (split_block_and_df_analyze): New. Split basic block and rebuild
18708 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18710 (split_pattern_seq): Likewise.
18711 (erase_matching_seqs): Likewise.
18712 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18714 2008-03-04 Geoff Keating <geoffk@apple.com>
18716 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18717 declaration and code.
18718 (tree_invalid_nonnegative_warnv_p): Likewise.
18720 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18722 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18723 examples. Truncate option-names then causing overfull hbox.
18725 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18728 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18730 * configure: Rebuilt.
18732 2008-03-04 Rafael Espindola <espindola@google.com>
18734 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18735 (tree_unary_nonnegative_warnv_p): New.
18736 (tree_binary_nonnegative_warnv_p): New.
18737 (tree_single_nonnegative_warnv_p): New.
18738 (tree_invalid_nonnegative_warnv_p): New.
18739 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18741 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18744 * opts.c (handle_option): Postpone 'unknown option' errors only for
18747 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18750 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18753 2008-03-04 Rafael Espindola <espindola@google.com>
18755 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18756 (tree_binary_nonzero_warnv_p): New.
18757 (tree_single_nonzero_warnv_p): New.
18758 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18760 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18762 PR middle-end/35456
18763 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18764 transformations for modes that have signed zeros.
18765 * ifcvt.c (noce_try_abs): Ditto.
18767 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18769 * config/i386/i386.c (override_options): Force
18770 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18772 2008-03-04 Jan Hubicka <jh@suse.cz>
18775 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18778 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18780 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18781 label to probe the stack.
18783 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18785 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18786 (__gthr_win32_mutex_destroy): Declare.
18787 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18788 __gthr_win32_mutex_destroy.
18789 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18791 2008-03-03 Jan Hubicka <jh@suse.cz>
18794 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18795 aggressive on inlining cold calls.
18797 2008-03-03 Richard Guenther <rguenther@suse.de>
18799 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18800 struct copies into the expression table.
18801 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18802 (try_to_simplify): Likewise.
18803 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18804 integral and pointer arguments which do not change the
18805 precision to NOP_EXPRs.
18806 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18807 VIEW_CONVERT_EXPR case.
18809 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18811 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18812 defined in a loop at depth 0 is invariant.
18813 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18814 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18815 be called at loop depth 0.
18817 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18820 * gcc.c (process_command): Update copyright notice dates.
18821 * gcov.c (print_version): Likewise.
18822 * gcov-dump.c (print_version): Likewise.
18823 * mips-tfile.c (main): Likewise.
18824 * mips-tdump.c (main): Likewise.
18826 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18829 * c-common.c (flag_permissive): Delete.
18830 (constant_expression_warnings): Check flags first.
18831 (constant_expression_error): New.
18832 * c-common.h (flag_permissive): Delete.
18833 (constant_expression_error): Declare.
18834 * flags.h (flag_permissive): Declare. Update description.
18835 * diagnostic.c (pedwarn): Update.
18837 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18838 (permissive_error_kind): New.
18839 * toplev.c (flag_permissive): Define. Update description.
18840 * toplev.h (permissive_error_kind): Declare.
18841 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18842 (pedwarn_c90): Use pedantic_warning_kind.
18843 * c-opts.c (c_common_post_options): flag_permissive does not affect
18844 flag_pedantic_errors.
18846 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18848 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18849 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18850 __absvsi2, __absvDI2): Use unsigned arithmetic.
18852 2008-03-02 Andi Kleen <ak@suse.de>
18853 Richard Guenther <rguenther@suse.de>
18855 * struct-equiv.c: Remove file.
18856 * cfg_cleanup.c (condjump_equiv_p): Remove.
18857 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18858 (struct-equiv.o): Remove rule.
18859 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18860 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18861 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18863 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18865 * ifcvt.c (noce_process_if_block): Try to handle only the then
18866 block if the else block exists but isn't suitable.
18868 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18871 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18872 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18873 regression from previous patch.
18875 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18878 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18880 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18881 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18882 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18883 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18884 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18885 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18886 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18887 (__gthread_mutex_destroy_function): Rename to
18888 __gthread_mutex_destroy.
18889 * gthr-dce.h (__gthread_mutex_destroy): Call
18890 pthread_mutex_destroy.
18891 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18892 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18893 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18895 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18897 * df-scan.c (df_ref_chain_change_bb): Simplify.
18898 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18899 set_block_for_insn if there's any change.
18900 * df.h ((df_insn_change_bb): Fix prototype.
18901 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18902 df_insn_change_bb, don't call set_block_for_insn.
18903 * emit-rtl.c (reorder_insns): Likewise.
18904 * haifa-sched.c (move_insn): Likewise.
18906 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18908 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18910 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18912 * tree-flow-inline.h (next_readonly_imm_use): Return
18913 NULL_USE_OPERAND_P after the end.
18915 2008-03-01 Richard Guenther <rguenther@suse.de>
18917 PR tree-optimization/35411
18918 * tree-sra.c (sra_build_assignment): Split conversion to
18919 final type to a separate statement if we are not assigning
18922 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18924 * fold-const.c (fold_convertible_p): Correct the logic to follow
18925 that in fold_convert().
18927 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18930 * tree-inline.c (build_duplicate_type): When we make a
18931 duplicate type, make it unique in the canonical types system.
18933 2008-02-29 Tom Tromey <tromey@redhat.com>
18935 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18936 input_file_stack_history, input_file_stack_restored): Remove.
18937 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18938 * input.h (struct file_stack): Remove.
18939 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18940 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18942 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18944 (diagnostic_last_module_changed): Add 'map' argument.
18945 (diagnostic_set_last_function): Likewise.
18946 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18947 line map, not input_file_stack.
18948 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18950 2008-02-29 Paul Brook <paul@codesourcery.com>
18952 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18954 2008-02-29 Paul Brook <paul@codesourcery.com>
18956 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18958 2008-02-29 Richard Guenther <rguenther@suse.de>
18960 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18962 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18963 value for comparing for a store match.
18964 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18965 (try_to_simplify): Do not do a full-blown reference lookup.
18967 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18969 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18970 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18972 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18974 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18976 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18977 strides against cache sizes.
18979 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18981 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18984 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18986 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18987 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18988 is smaller than the original promoted value.
18989 (simplify_subreg): If OP is a SUBREG, try to preserve its
18990 SUBREG_PROMOTED_VAR_P information.
18992 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18994 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18995 (VN_INFO_GET): Allocate new objects on the obstack.
18996 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18997 for rpo_numbers_temp, for consistency.
18998 (free_scc_vn): Free the obstack.
19000 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19002 * doc/invoke.texi: Document -ftree-loop-distribution.
19003 * tree-loop-distribution.c: New.
19004 * tree-pass.h (pass_loop_distribution): New.
19005 * graphds.h (struct graph): Add htab_t indices.
19006 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19007 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19008 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19009 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19010 * tree-data-ref.c (debug_data_dependence_relations): New.
19011 (dump_data_dependence_relation): Also print data references.
19012 (free_data_ref): Extern.
19013 (same_access_functions): Moved...
19014 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19015 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19016 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19017 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19018 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19019 (stmts_from_loop): Skip LABEL_EXPR.
19020 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19022 (build_rdg): Initialize rdg->indices htab.
19023 (free_rdg, stores_from_loop, ref_base_address,
19024 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19025 have_similar_memory_accesses_1, ref_base_address_1,
19026 remove_similar_memory_refs): New.
19027 * tree-data-ref.h: Depend on tree-chrec.h.
19028 (debug_data_dependence_relations, free_data_ref): Declared.
19029 (same_access_functions): ... here.
19030 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19032 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19033 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19034 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19035 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19036 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19037 rdg_vertex_for_stmt): Declared.
19038 (struct rdg_edge): Add level.
19040 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19041 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19043 (rdg_has_similar_memory_accesses): New.
19044 * tree-vect-analyze.c: Remove unused static decls.
19045 * lambda.h (dependence_level): New.
19046 * common.opt (ftree-loop-distribution): New.
19047 * tree-flow.h (mark_virtual_ops_in_bb,
19048 slpeel_tree_duplicate_loop_to_edge_cfg,
19049 rename_variables_in_loop): Declared.
19050 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19051 (OBJS-common): Add tree-loop-distribution.o.
19052 (tree-loop-distribution.o): New rule.
19053 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19054 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19055 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19057 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19060 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19061 other than structures and unions.
19063 2008-02-28 Richard Guenther <rguenther@suse.de>
19066 2008-02-26 Richard Guenther <rguenther@suse.de>
19068 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19069 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19070 (lookup_decl_from_uid): Declare.
19071 (remove_decl_from_map): Likewise.
19072 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19073 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19074 (decl_for_uid_map): New global hashtable mapping DECL_UID
19076 (init_ttree): Allocate it.
19077 (insert_decl_to_uid_decl_map): New helper function.
19078 (make_node_stat): Insert new decls into the map.
19079 (copy_node_stat): Likewise.
19080 (lookup_decl_from_uid): New function.
19081 (remove_decl_from_map): Likewise.
19082 (print_decl_for_uid_map_statistics): New helper.
19083 (dump_tree_statistics): Call it.
19085 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19086 (referenced_var_iterator): Adjust.
19087 (FOR_EACH_REFERENCED_VAR): Adjust.
19088 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19089 (num_referenced_vars): Adjust.
19090 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19091 (first_referenced_var): Remove.
19092 (end_referenced_vars_p): Likewise.
19093 (next_referenced_var): Likewise.
19094 (referenced_var_iterator_set): New helper function.
19095 * tree-dfa.c (referenced_var_lookup): Adjust.
19096 (referenced_var_check_and_insert): Likewise.
19097 (remove_referenced_var): Likewise.
19098 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19099 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19100 (verify_call_clobbering): Likewise.
19101 (verify_memory_partitions): Likewise.
19102 (init_tree_ssa): Allocate bitmap instead of hashtable for
19104 (delete_tree_ssa): Adjust.
19105 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19106 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19107 (compute_tag_properties): Likewise.
19108 (set_initial_properties): Likewise.
19109 (find_partition_for): Likewise.
19110 (update_reference_counts): Likewise.
19111 (dump_may_aliases_for): Likewise.
19112 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19113 (add_call_clobber_ops): Likewise.
19114 (add_call_read_ops): Likewise.
19115 (get_asm_expr_operands): Likewise.
19116 * tree-into-ssa.c (dump_decl_set): Likewise.
19117 (update_ssa): Likewise.
19118 * tree-sra.c (scan_function): Likewise.
19119 (decide_instantiations): Likewise.
19120 (scalarize_parms): Likewise.
19121 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19122 (dsa_named_for): Likewise.
19123 * tree-ssa-structalias.c (update_alias_info): Likewise.
19124 (merge_smts_into): Likewise.
19126 2008-02-27 David Daney <ddaney@avtrex.com>
19129 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19130 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19131 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19132 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19133 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19135 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19138 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19139 (BUILT_IN_NEXTTOWARD): Remove.
19140 (BUILT_IN_NEXTTOWARDF): Ditto.
19141 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19142 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19144 2008-02-27 Tom Tromey <tromey@redhat.com>
19146 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19147 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19149 2008-02-27 Jan Beulich <jbeulich@novell.com>
19151 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19152 update the respective field on newdecl.
19154 2008-02-27 Revital Eres <eres@il.ibm.com>
19156 PR rtl-optimization/34999
19157 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19158 crossing edges that ends with a call insn.
19159 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19160 call insn and clear the EDGE_CROSSING flag of the crossing edge
19161 when fixing fallthru edges.
19163 2008-02-27 Richard Guenther <rguenther@suse.de>
19165 PR middle-end/35390
19166 * fold-const.c (fold_unary): Return the correct argument,
19167 converted to the result type.
19169 2008-02-27 Richard Guenther <rguenther@suse.de>
19171 PR middle-end/34971
19172 * expr.c (expand_expr_real_1): Assert on rotates that operate
19174 * fold-const.c (fold_binary): Use the types precision, not the
19175 bitsize of the mode if folding rotate expressions. Build rotates
19176 only for full modes.
19178 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19180 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19181 and CPP_PRAGMA_EOL.
19182 * c-pragma.c (pragma_ns_name): New typedef.
19183 (registered_pp_pragmas): New variable.
19184 (c_pp_lookup_pragma): New function.
19185 (c_register_pragma_1): If flag_preprocess_only, do nothing
19186 for non-expanded pragmas, for expanded ones push pragma's
19187 namespace and name into registered_pp_pragmas vector.
19188 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19189 flag_preprocess_only, don't register GCC pch_preprocess
19190 pragma if flag_preprocess_only.
19191 * c-opts.c (c_common_init): Call init_pragma even if
19192 flag_preprocess_only.
19193 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19194 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19195 cpp_register_pragma if flag_preprocess_only.
19197 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19200 * c-parser.c (c_parser_translation_unit): Warn for empty
19201 translation unit, not empty source file.
19203 2008-02-26 Paul Brook <paul@codesourcery.com>
19205 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19206 operand for Thumb-2.
19207 * config/arm/arm.h (reg_class): Add CORE_REGS.
19208 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19209 (BASE_REG_CLASS): Use CORE_REGS.
19210 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19211 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19212 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19213 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19214 ARM_REGNO_OK_FOR_INDEX_P.
19215 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19216 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19217 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19218 (ldm/stm peepholes): Ditto.
19219 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19220 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19221 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19222 * config/arm/constraints.md: Enable "k" constraint on ARM.
19224 2008-02-27 Ben Elliston <bje@au.ibm.com>
19226 * config/rs6000/rs6000.c: Annotate cache line size field in all
19227 instances of struct processor_costs.
19229 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19231 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19232 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19233 jump_bypass): New counters.
19234 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19235 * dce.c (gate_ud_dce): Same.
19236 (gate_fast_dce): Same.
19237 * dse.c (gate_dse1): New function.
19238 (gate_dse2): New function.
19239 (gate_dse): Merge results of new gate functions.
19240 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19241 (gate_handle_jump_bypass): Add dbg_cnt.
19242 (gate_handle_gcse): Add dbg_cnt.
19243 * ifcvt.c (gate_handle_if_conversion): Same.
19244 (gate_handle_if_after_combine): Same.
19245 (gate_handle_if_after_reload): Same.
19246 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19248 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19250 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19252 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19254 2008-02-26 Jason Merrill <jason@redhat.com>
19257 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19258 alone if it's the naming decl for the type's main variant.
19260 2008-02-26 Tom Tromey <tromey@redhat.com>
19262 * system.h (USE_MAPPED_LOCATION): Poison.
19263 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19264 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19265 (make_goto_expr_edges): Likewise.
19266 (remove_bb): Likewise.
19267 (execute_warn_function_return): Likewise.
19268 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19270 * c-common.c (fname_decl): Remove old location code.
19271 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19273 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19275 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19276 (gen_rtx_ASM_INPUT): Likewise.
19277 (gen_rtx_ASM_INPUT_loc): Likewise.
19278 (get_rtx_asm_OPERANDS): Remove.
19279 * cfglayout.c (insn_locators_alloc): Remove old location code.
19280 (set_curr_insn_source_location): Likewise.
19281 (curr_insn_locator): Likewise.
19282 * print-tree.c (print_node): Remove old location code.
19283 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19284 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19285 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19286 location_from_locus.
19287 (construct_exit_block): Remove old location code.
19288 * emit-rtl.c (force_next_line_note): Remove old location code.
19289 * profile.c (branch_prob): Remove old location code.
19290 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19291 LOC_LINE): Remove old-location variants.
19292 * langhooks.c (lhd_print_error_function): Remove old location
19294 * configure, config.in: Rebuilt.
19295 * configure.ac (--enable-mapped-location): Remove.
19296 * c-decl.c (c_init_decl_processing): Remove old location code.
19297 (finish_function): Likewise.
19298 * recog.c (decode_asm_operands): Remove old location code.
19299 * c-pch.c (c_common_read_pch): Remove old location code.
19300 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19302 * gimple-low.c (lower_function_body): Remove old location code.
19303 * toplev.c (unknown_location): Remove.
19304 (push_srcloc): Remove old-location variant.
19305 (process_options): Remove old location code.
19306 (lang_dependent_init): Likewise.
19307 * input.h (UNKNOWN_LOCATION): Move definition.
19308 (location_t): Undeprecate.
19309 (source_locus): Remove.
19310 (location_from_locus): Remove.
19311 (struct location_s): Remove.
19312 Remove all old-location code.
19313 (input_line, input_filename): Remove.
19314 * final.c (final_scan_insn): Remove old location code.
19315 * diagnostic.c (diagnostic_build_prefix): Remove
19316 USE_MAPPED_LOCATION test.
19317 * tree.h (gimple_stmt) <locus>: Now a location_t.
19318 (tree_exp) <locus>: Likewise.
19319 (DECL_IS_BUILTIN): Remove old-location variant.
19320 (annotate_with_file_line, annotate_with_locus): Likewise.
19321 (expr_locus, set_expr_locus): Update.
19322 * tree.c (build1_stat): Remove old location code.
19323 (last_annotated_node): Remove.
19324 (annotate_with_file_line): Remove old-location variant.
19325 (annotate_with_locus): Likewise.
19326 (expr_location): Remove old location code.
19327 (set_expr_location): Likewise.
19328 (expr_has_location): Likewise.
19329 (expr_locus): Likewise.
19330 (set_expr_locus): Likewise.
19331 (expr_filename): Don't use location_from_locus.
19332 (expr_lineno): Likewise.
19333 * rtl-error.c (location_for_asm): Remove old location code.
19334 * c-lex.c (cb_line_change): Remove old location code.
19335 (fe_file_change): Likewise.
19336 (cb_def_pragma): Likewise.
19337 (c_lex_with_flags): Likewise.
19338 * gengtype.c (do_typedef): Don't special-case location types.
19339 (define_location_structures): Remove.
19340 (main): Don't call define_location_structures.
19341 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19344 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19347 * builtins.def (BUILT_IN_STDARG_START): Remove.
19348 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19349 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19350 * tree-inline.c (inline_forbidden_p_1): Likewise.
19352 2008-02-26 Richard Guenther <rguenther@suse.de>
19354 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19355 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19356 (lookup_decl_from_uid): Declare.
19357 (remove_decl_from_map): Likewise.
19358 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19359 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19360 (decl_for_uid_map): New global hashtable mapping DECL_UID
19362 (init_ttree): Allocate it.
19363 (insert_decl_to_uid_decl_map): New helper function.
19364 (make_node_stat): Insert new decls into the map.
19365 (copy_node_stat): Likewise.
19366 (lookup_decl_from_uid): New function.
19367 (remove_decl_from_map): Likewise.
19368 (print_decl_for_uid_map_statistics): New helper.
19369 (dump_tree_statistics): Call it.
19371 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19372 (referenced_var_iterator): Adjust.
19373 (FOR_EACH_REFERENCED_VAR): Adjust.
19374 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19375 (num_referenced_vars): Adjust.
19376 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19377 (first_referenced_var): Remove.
19378 (end_referenced_vars_p): Likewise.
19379 (next_referenced_var): Likewise.
19380 (referenced_var_iterator_set): New helper function.
19381 * tree-dfa.c (referenced_var_lookup): Adjust.
19382 (referenced_var_check_and_insert): Likewise.
19383 (remove_referenced_var): Likewise.
19384 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19386 (verify_call_clobbering): Likewise.
19387 (verify_memory_partitions): Likewise.
19388 (init_tree_ssa): Allocate bitmap instead of hashtable for
19390 (delete_tree_ssa): Adjust.
19391 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19392 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19393 (compute_tag_properties): Likewise.
19394 (set_initial_properties): Likewise.
19395 (find_partition_for): Likewise.
19396 (update_reference_counts): Likewise.
19397 (dump_may_aliases_for): Likewise.
19398 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19399 (add_call_clobber_ops): Likewise.
19400 (add_call_read_ops): Likewise.
19401 (get_asm_expr_operands): Likewise.
19402 * tree-into-ssa.c (dump_decl_set): Likewise.
19403 (update_ssa): Likewise.
19404 * tree-sra.c (scan_function): Likewise.
19405 (decide_instantiations): Likewise.
19406 (scalarize_parms): Likewise.
19407 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19408 (dsa_named_for): Likewise.
19409 * tree-ssa-structalias.c (update_alias_info): Likewise.
19410 (merge_smts_into): Likewise.
19412 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19415 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19416 * c-opts.c (c_common_handle_option): Wall enables
19417 Wvolatile-register-var.
19418 * common.opt: Move Wvolatile-register-var to...
19421 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19423 * common.opt (Wlarger-than=): New.
19424 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19426 * opts.c (common_handle_option): Handle -Wlarger-than=.
19427 * optc-gen.awk: Likewise.
19428 * opth-gen.awk: Likewise.
19429 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19430 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19432 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19434 * c-common.c (match_case_to_enum_1): Add appropriate
19435 OPT_W* parameter to warning.
19436 (c_do_switch_warnings): Likewise.
19437 * c-typeck.c (warning_init): Add one more parameter following
19438 'warning' function.
19439 (push_init_level): Update call to warning_init.
19440 (pop_init_level): Likewise.
19441 (add_pending_init): Likewise.
19442 (output_init_element: Likewise.
19444 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19447 * toplev.c (toplev_main): If there are warnings or error, print
19448 errors for ignored options.
19449 * opts.c (ignored_options): New static variable.
19450 (postpone_unknown_option_error): New.
19451 (print_ignored_options): New.
19452 (handle_option): Postpone errors for unknown -Wno-* options.
19453 * opts.h (print_ignored_options): Declare.
19455 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19457 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19460 2008-02-25 Richard Guenther <rguenther@suse.de>
19463 2008-02-25 Richard Guenther <rguenther@suse.de>
19465 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19466 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19467 (lookup_decl_from_uid): Declare.
19468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19470 (decl_for_uid_map): New global hashtable mapping DECL_UID
19472 (init_ttree): Allocate it.
19473 (insert_decl_to_uid_decl_map): New helper function.
19474 (make_node_stat): Insert new decls into the map.
19475 (copy_node_stat): Likewise.
19476 (lookup_decl_from_uid): New function.
19477 (print_decl_for_uid_map_statistics): New helper.
19478 (dump_tree_statistics): Call it.
19480 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19481 (referenced_var_iterator): Adjust.
19482 (FOR_EACH_REFERENCED_VAR): Adjust.
19483 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19484 (num_referenced_vars): Adjust.
19485 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19486 (first_referenced_var): Remove.
19487 (end_referenced_vars_p): Likewise.
19488 (next_referenced_var): Likewise.
19489 (referenced_var_iterator_set): New helper function.
19490 * tree-dfa.c (referenced_var_lookup): Adjust.
19491 (referenced_var_check_and_insert): Likewise.
19492 (remove_referenced_var): Likewise.
19493 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19494 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19495 (verify_call_clobbering): Likewise.
19496 (verify_memory_partitions): Likewise.
19497 (init_tree_ssa): Allocate bitmap instead of hashtable for
19499 (delete_tree_ssa): Adjust.
19500 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19501 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19502 (compute_tag_properties): Likewise.
19503 (set_initial_properties): Likewise.
19504 (find_partition_for): Likewise.
19505 (update_reference_counts): Likewise.
19506 (dump_may_aliases_for): Likewise.
19507 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19508 (add_call_clobber_ops): Likewise.
19509 (add_call_read_ops): Likewise.
19510 (get_asm_expr_operands): Likewise.
19511 * tree-into-ssa.c (dump_decl_set): Likewise.
19512 (update_ssa): Likewise.
19513 * tree-sra.c (scan_function): Likewise.
19514 (decide_instantiations): Likewise.
19515 (scalarize_parms): Likewise.
19516 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19517 (dsa_named_for): Likewise.
19518 * tree-ssa-structalias.c (update_alias_info): Likewise.
19519 (merge_smts_into): Likewise.
19521 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19524 * doc/invoke.texi (-fcx-limited-range): Document new option.
19525 * toplev.c (process_options): Handle -fcx-fortran-rules.
19526 * common.opt: Add documentation for -fcx-fortran-rules.
19528 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19531 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19532 actual behaviour and C99.
19534 2008-02-26 Ben Elliston <bje@au.ibm.com>
19536 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19537 (ASM_CPU_POWER6_SPEC): Likewise.
19538 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19539 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19540 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19542 2008-02-25 Richard Guenther <rguenther@suse.de>
19544 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19545 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19546 (lookup_decl_from_uid): Declare.
19547 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19548 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19549 (decl_for_uid_map): New global hashtable mapping DECL_UID
19551 (init_ttree): Allocate it.
19552 (insert_decl_to_uid_decl_map): New helper function.
19553 (make_node_stat): Insert new decls into the map.
19554 (copy_node_stat): Likewise.
19555 (lookup_decl_from_uid): New function.
19556 (print_decl_for_uid_map_statistics): New helper.
19557 (dump_tree_statistics): Call it.
19559 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19560 (referenced_var_iterator): Adjust.
19561 (FOR_EACH_REFERENCED_VAR): Adjust.
19562 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19563 (num_referenced_vars): Adjust.
19564 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19565 (first_referenced_var): Remove.
19566 (end_referenced_vars_p): Likewise.
19567 (next_referenced_var): Likewise.
19568 (referenced_var_iterator_set): New helper function.
19569 * tree-dfa.c (referenced_var_lookup): Adjust.
19570 (referenced_var_check_and_insert): Likewise.
19571 (remove_referenced_var): Likewise.
19572 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19573 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19574 (verify_call_clobbering): Likewise.
19575 (verify_memory_partitions): Likewise.
19576 (init_tree_ssa): Allocate bitmap instead of hashtable for
19578 (delete_tree_ssa): Adjust.
19579 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19580 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19581 (compute_tag_properties): Likewise.
19582 (set_initial_properties): Likewise.
19583 (find_partition_for): Likewise.
19584 (update_reference_counts): Likewise.
19585 (dump_may_aliases_for): Likewise.
19586 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19587 (add_call_clobber_ops): Likewise.
19588 (add_call_read_ops): Likewise.
19589 (get_asm_expr_operands): Likewise.
19590 * tree-into-ssa.c (dump_decl_set): Likewise.
19591 (update_ssa): Likewise.
19592 * tree-sra.c (scan_function): Likewise.
19593 (decide_instantiations): Likewise.
19594 (scalarize_parms): Likewise.
19595 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19596 (dsa_named_for): Likewise.
19597 * tree-ssa-structalias.c (update_alias_info): Likewise.
19598 (merge_smts_into): Likewise.
19600 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19603 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19604 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19605 * alias.h (nonoverlapping_memrefs_p): Likewise.
19607 2008-02-25 Jan Beulich <jbeulich@novell.com>
19609 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19610 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19611 __emultls_get_address, __emultls_register_common,
19612 __floatundi?f, and _Unwind_GetIPInfo.
19613 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19614 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19615 (gen_regparm_prefix): Likewise.
19616 (i386_nlm_encode_section_info): Sync with
19617 config/i386/winnt.c:i386_pe_encode_section_info().
19618 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19619 i386_nlm_mangle_decl_assembler_name): New.
19620 (netware_override_options): New.
19621 * config/i386/netware.h (netware_override_options): Declare.
19622 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19623 (i386_nlm_mangle_decl_assembler_name): Declare.
19624 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19626 2008-02-25 Ben Elliston <bje@au.ibm.com>
19629 * c-decl.c (grokdeclarator): Remove unused local variables
19630 `typedef_type' and `type_as_written'.
19632 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19633 unused local variable `has_hot_blocks'.
19634 (fix_crossing_conditional_branches): Remove unused local variable
19637 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19639 PR middle-end/19984
19640 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19641 using DEF_C99_BUILTIN.
19642 (BUILT_IN_NANF): Ditto.
19643 (BUILT_IN_NANL): Ditto.
19645 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19646 Revital Eres <eres@il.ibm.com>
19648 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19649 regarding the order of two dependent insns in the same row.
19651 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19653 * stor-layout.c (layout_decl): Do not bump the alignment of a
19654 bit-field to more than byte alignment if it is packed.
19656 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19658 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19661 2008-02-24 Diego Novillo <dnovillo@google.com>
19663 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19666 * tree-vrp.c (vrp_evaluate_conditional): With
19667 -Wtype-limits, emit a warning when comparing against a
19668 constant outside the natural range of OP0's type.
19669 * c.opt (Wtype-limits): Move ...
19670 * common.opt (Wtype-limits): ... here.
19672 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19674 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19675 * config/rs6000/e300c2c3.md: New file.
19676 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19678 (rs6000_override_options): Add e300c2 and e300c3 cases to
19679 processor_target_table. Do not allow usage of Altivec or Spe
19680 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19681 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19682 * config/rs6000/rs6000.h (processor_type): Add
19683 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19684 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19685 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19686 and ppce300c3. Include e300c2c3.md.
19688 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19690 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19691 instead of TARGET_STRICT_ALIGN.
19693 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19695 * explow.c (memory_address): Assert that the generated address is
19698 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19701 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19702 * config/darwin-ppc-ldouble-patch.def: New file.
19703 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19704 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19705 SUBTARGET_INIT_BUILTINS if defined.
19706 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19709 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19712 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19713 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19715 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19718 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19719 file" warning condtional on -Winvalid-PCH.
19721 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19723 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19725 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19729 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19730 prevent reload from using MMX registers.
19731 (*mov<mode>_internal): Ditto.
19732 (*movv2sf_internal_rex64): Ditto.
19733 (*movv2sf_internal): Ditto.
19735 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19737 PR documentation/31569
19738 * doc/install.texi2html: Use makeinfo --no-number-sections.
19740 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19742 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19743 ensure that we can address an entire entity > 8 bytes. Don't
19744 generate reg+reg addressing for such data.
19746 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19748 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19749 strings when optimizing for size, unless the target cares about
19752 2008-02-22 Tom Tromey <tromey@redhat.com>
19754 * regclass.c (current_pass): Remove declaration.
19756 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19758 * config/avr/libgcc.S (__RAMPZ__): Define.
19759 (__do_copy_data): Add for devices with 128KB code memory.
19761 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19763 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19765 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19767 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19769 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19772 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19775 * c-typeck.c (build_binary_op): Warn about floating point
19776 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19778 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19781 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19782 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19784 (rs6000_override_options): Set altivec_abi as default, not override,
19785 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19786 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19787 is used; use new member spe_abi.
19788 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19789 spe_abi and altivec_abi.
19791 2008-02-22 Tomas Bily <tbily@suse.cz>
19793 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19795 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19798 * config.build (build_file_translate): Set to `CMD //c' only if
19800 * Makefile.in (build_file_translate): Improve comment.
19802 2008-02-21 Jan Hubicka <jh@suse.cz>
19804 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19805 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19806 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19808 2008-02-21 Michael Matz <matz@suse.de>
19811 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19813 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19815 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19816 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19817 as insn constraint.
19818 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19819 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19820 SSE_VEC_FLOAT_MODE_P as insn constraint.
19821 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19822 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19823 sse4a_movntdf using MODEF mode iterator.
19824 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19825 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19826 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19827 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19828 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19829 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19830 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19832 2008-02-21 Richard Guenther <rguenther@suse.de>
19834 * tree.def (PAREN_EXPR): New tree code.
19835 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19837 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19838 * expr.c (expand_expr_real_1): Likewise.
19839 * tree-inline.c (estimate_num_insns_1): Likewise.
19840 * tree-complex.c (expand_complex_move): Likewise.
19841 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19844 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19847 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19849 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19852 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19854 * config/sh/sh.c (find_barrier): Don't go past
19855 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19857 2008-02-20 DJ Delorie <dj@redhat.com>
19859 * config/h8300/h8300.md (insv): Force source operand to be a register.
19861 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19862 as a jump, not as a plain insn.
19864 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19866 * doc/invoke.texi (Warning Options): Add new option
19867 -Wframe-larger-than=.
19868 (-Wframe-larger-than): Document.
19870 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19871 Add declarations for new option variables.
19873 * final.c (final_start_function): Check the frame size
19874 before emission and issue a Wframe-larger-than warning.
19876 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19877 Add definitions for new option variables.
19878 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19880 * common.opt (Wframe-larger-than=): New option.
19882 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19884 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19885 (<sse>_div<mode>3): Ditto.
19886 (<sse>_vmdiv<mode>3): Ditto.
19887 (<sse>_vmsqrt<mode>2): Ditto.
19888 (*smax<mode>3): Ditto.
19889 (sse5_frcz<mode>2): Ditto.
19890 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19891 as insn constraint.
19893 2008-02-20 Richard Guenther <rguenther@suse.de>
19895 PR middle-end/35265
19896 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19897 be happy with INTEGRAL_TYPE_P.
19899 2008-02-20 Richard Guenther <rguenther@suse.de>
19901 * fold-const.c (split_tree): Associate floatig-point expressions
19902 if flag_associative_math is set.
19904 2008-02-20 Richard Guenther <rguenther@suse.de>
19906 * tree.h (fold_real_zero_addition_p): Declare.
19907 * fold-const.c (fold_real_zero_addition_p): Export.
19908 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19909 floating-point operations with zero and one.
19911 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19913 * doc/install.texi: Correct references to CFLAGS, replacing them
19914 with BOOT_CFLAGS. Document flags used during bootstrap for
19917 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19919 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19920 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19921 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19923 (smin<mode>3): Ditto from similar patterns.
19924 (smax<mode>3): Ditto.
19925 (*ieee_smin<mode>3): Ditto.
19926 (*ieee_smax<mode>3): Ditto.
19927 * config/i386/sse.md (sse): New mode attribute.
19928 (mov<mode>): Macroize expander from movv4sf and movv2df using
19929 SSEMODEF2P mode iterator.
19930 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19931 SSE_VEC_FLOAT_MODE_P as insn constraint.
19932 (storent<mode>): Ditto.
19933 (storent<mode>): Macroize expander from storentsf and storentdf using
19934 MODEF mode iterator.
19935 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19936 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19937 (abs<mode>2): Ditto from similar patterns.
19938 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19939 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19940 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19941 (<sse>_vmsqrt<mode>2): Ditto.
19942 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19943 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19944 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19945 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19946 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19947 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19948 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19950 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19951 iterator and SSE_FLOAT_MODE_P as insn constraint.
19952 (<sse>_ucomi): Ditto from similar patterns.
19953 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19954 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19955 SSE_VEC_FLOAT_MODE_P as insn constraint.
19956 (vcond<mode>): Ditto from similar patterns.
19957 (and<mode>3, *and<mode>3): Ditto.
19958 (<sse>_nand<mode>3): Ditto.
19959 (ior<mode>3, *ior<mode>3): Ditto.
19960 (xor<mode>3, *xor<mode>3): Ditto.
19961 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19962 iterator and SSE_FLOAT_MODE_P as insn constraint.
19963 (*nand<mode>3): Ditto from similar patterns.
19964 (*ior<mode>3): Ditto.
19965 (*xor<mode>3): Ditto.
19967 2008-02-20 Ira Rosen <irar@il.ibm.com>
19969 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19970 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19971 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19973 2008-02-19 Jan Hubicka <jh@suse.cz>
19975 * predict.c (tree_bb_level_predictions): Remove variable next
19976 mistakely introduced by previous commit.
19978 2008-02-19 Jan Hubicka <jh@suse.cz>
19980 * predict.c (predict_paths_leading_to): Rewrite.
19981 (predict_paths_for_bb): New.
19982 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19984 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19987 * Makefile.in (build_file_translate): New.
19988 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19989 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19990 * configure.ac (build_file_translate): Substitute it.
19991 * configure: Regenerate.
19993 2008-02-19 Jan Hubicka <jh@suse.cz>
19995 PR rtl-optimization/34408
19996 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19999 2008-02-19 Jan Hubicka <jh@suse.cz>
20001 PR middle-end/28779
20002 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20005 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20008 * config/i386/i386-modes.def: Revert the last DI alignment
20009 change until Ada people can look into it.
20011 2008-02-19 Nick Clifton <nickc@redhat.com>
20013 * opts.c (print_specific_help): Fix typo in --help text.
20015 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20018 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20019 32-bit inline asm without asm alternatives for host GCC < 3.0.
20021 2008-02-19 Richard Guenther <rguenther@suse.de>
20023 PR tree-optimization/34989
20024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20025 Allow propagation to INDIRECT_REF if we can simplify only.
20027 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20029 * c-common.c (warn_for_collisions_1): Use appropriate option when
20032 2008-02-19 Nick Clifton <nickc@redhat.com>
20035 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20036 (handle_options): Fix indentation.
20037 (print_filtered_help): If no language-specific options were
20038 displayed tell the user how to list all the options supported by
20039 the language's front-end.
20040 (print_specific_help): Fix indentation and remove duplicate line.
20041 (common_handle_option): Handle the -v option.
20042 For --help enable the display of undocumented options if the -v
20043 switch has been included on the command line.
20044 For --help= check for overlaps in the arguments between the option
20045 classes and the language names and issue a warning when they
20046 cannot be disambiguated.
20047 * c.opt (v): Pass on to the common option handler.
20049 2008-02-19 Revital Eres <eres@il.ibm.com>
20051 * modulo-sched.c (sms_schedule): Change dump message when
20052 create_ddg function fails.
20053 (try_scheduling_node_in_cycle): Rename row to cycle.
20054 (print_partial_schedule): Rename CYCLE to ROW.
20056 2008-02-19 Christian Bruel <christian.bruel@st.com>
20057 Zdenek Dvorak <ook@ucw.cz>
20059 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20061 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20064 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20065 (*x86_movdicc_0_m1_se): Ditto.
20067 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20069 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20070 (CMPtype): Define as __gcc_CMPtype.
20071 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20072 (CMPtype): Define as __gcc_CMPtype.
20074 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20076 Support valgrind 3.3 for --enable-checking=valgrind.
20077 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20079 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20080 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20081 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20082 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20083 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20084 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20085 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20087 * ggc-zone.c: Similar.
20088 * ggc-page.c: Similar.
20090 2008-02-19 Paul Brook <paul@codesourcery.com>
20093 * config/arm/ieee754-df.S: Fix do_it typo.
20094 * config/arm/ieee754-sf.S: Fix do_it typo.
20096 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20099 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20100 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20101 (OPTION_MASK_ISA_SSE_SET): Likewise.
20102 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20103 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20104 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20105 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20106 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20107 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20108 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20109 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20110 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20111 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20112 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20113 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20114 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20115 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20116 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20117 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20118 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20119 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20120 (OPTION_MASK_ISA_SSE4): Removed.
20121 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20122 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20123 (override_options): Don't turn on implied SSE/MMX bits in
20126 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20128 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20131 2008-02-18 Joey Ye <joey.ye@intel.com>
20133 PR middle-end/34921
20134 * tree-nested.c (insert_field_into_struct): Set type alignment
20135 to field alignment if the former is less than the latter.
20137 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20139 * BASE-VER: Set to 4.4.0.
20141 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20143 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20144 * doc/cfg.texi: Likewise.
20145 * doc/extend.texi: Likewise.
20146 * doc/gty.texi: Likewise.
20147 * doc/invoke.texi: Likewise.
20148 * doc/loop.texi: Likewise.
20149 * doc/md.texi: Likewise.
20150 * doc/passes.texi: Likewise.
20151 * doc/rtl.texi: Likewise.
20152 * doc/sourcebuild.texi: Likewise.
20153 * doc/tm.texi: Likewise.
20154 * doc/tree-ssa.texi: Likewise.
20156 2008-02-17 Richard Guenther <rguenther@suse.de>
20158 PR middle-end/35227
20159 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20160 without default definition.
20162 2008-02-17 Richard Guenther <rguenther@suse.de>
20164 PR tree-optimization/35231
20165 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20168 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20171 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20172 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20173 libgcc_cmp_return mode.
20175 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20178 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20180 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20182 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20185 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20187 * doc/c-tree.texi: Use `@.' where appropriate.
20188 * doc/extend.texi: Likewise.
20189 * doc/install.texi: Likewise.
20190 * doc/invoke.texi: Likewise.
20191 * doc/loop.texi: Likewise.
20192 * doc/makefile.texi: Likewise.
20193 * doc/md.texi: Likewise.
20194 * doc/passes.texi: Likewise.
20195 * doc/standards.texi: Likewise.
20196 * doc/tm.texi: Likewise.
20198 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20200 PR middle-end/35196
20201 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20203 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20204 rather than in entry_bb.
20206 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20208 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20209 libgcc_cmp_return mode.
20211 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20213 PR middle-end/35130
20214 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20215 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20217 2008-02-15 Richard Guenther <rguenther@suse.de>
20218 Zdenek Dvorak <ook@ucw.cz>
20220 PR tree-optimization/35164
20221 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20222 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20223 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20224 Only propagate addresses which do not have abnormal SSA_NAMEs
20227 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20230 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20232 2008-02-15 Jan Hubicka <jh@suse.cz>
20234 PR middle-end/35149
20235 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20237 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20239 PR middle-end/34621
20240 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20241 when calculating alignment_pad.
20243 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20245 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20246 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20247 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20248 and STACK_BOUNDARY define.
20250 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20252 PR preprocessor/35061
20253 * c-pragma.c (handle_pragma_pop_macro): Check that
20254 pushed_macro_table has been allocated.
20256 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20258 PR middle-end/35136
20259 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20260 (force_gimple_operand): Likewise.
20261 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20262 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20263 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20264 (find_interesting_uses_address): Check addressability and alignment
20265 of the base expression only after substituting bases of IVs into it.
20267 2008-02-14 Michael Matz <matz@suse.de>
20270 * function.c (instantiate_virtual_regs_in_insn): Reload address
20271 before falling back to reloading the whole operand.
20273 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20275 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20276 before the first section switch note.
20278 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20280 * doc/bugreport.texi: Update copyright years.
20281 * doc/c-tree.texi: Likewise.
20282 * doc/cfg.texi: Likewise.
20283 * doc/cpp.texi: Likewise.
20284 * doc/cppinternals.texi: Likewise.
20285 * doc/fragments.texi: Likewise.
20286 * doc/frontends.texi: Likewise.
20287 * doc/gcc.texi: Likewise.
20288 * doc/gty.texi: Likewise.
20289 * doc/hostconfig.texi: Likewise.
20290 * doc/implement-c.texi: Likewise.
20291 * doc/libgcc.texi: Likewise.
20292 * doc/loop.texi: Likewise.
20293 * doc/makefile.texi: Likewise.
20294 * doc/options.texi: Likewise.
20295 * doc/passes.texi: Likewise.
20296 * doc/rtl.texi: Likewise.
20297 * doc/sourcebuild.texi: Likewise.
20298 * doc/standards.texi: Likewise.
20299 * doc/tree-ssa.texi: Likewise.
20300 * doc/trouble.texi: Likewise.
20302 * doc/extend.texi: Use @: or add comma where appropriate.
20303 * doc/invoke.texi: Likewise.
20304 * doc/tm.texi: Likewise.
20306 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20309 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20312 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20314 * doc/md.texi (clz, ctz): Add reference.
20315 * doc/rtl.texi (clz, ctz): Likewise.
20317 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20320 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20323 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20325 * config/s390/s390.c (struct constant_pool): New field
20326 emit_pool_after added.
20327 (s390_mainpool_start): Set the emit_pool_after flag according
20328 to the section switch notes.
20329 (s390_mainpool_finish): Consider emit_pool_after when emitting
20330 the literal pool at the end of the function.
20331 (s390_chunkify_start): Force literal pool splits at section
20334 2008-02-13 Michael Matz <matz@suse.de>
20337 * var-tracking.c (clobber_variable_part): Correctly traverse the
20340 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20343 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20344 Add -fdump-ipa-inline.
20345 * tree-dump.c (dump_files): Remove tree-inlined dump.
20346 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20348 2008-02-12 Richard Guenther <rguenther@suse.de>
20350 PR tree-optimization/35171
20351 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20354 2008-02-12 Richard Guenther <rguenther@suse.de>
20356 PR middle-end/35163
20357 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20358 value-preserving mode. Disallow final truncation.
20360 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20362 PR middle-end/35136
20363 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20364 code from here to...
20365 (force_gimple_operand): ...here.
20367 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20370 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20371 non-compatible pointers.
20372 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20373 different FIELD_DECLs, try harder by comparing field offsets, sizes
20376 PR inline-asm/35160
20377 * function.c (match_asm_constraints_1): Don't replace the same input
20380 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20382 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20383 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20384 (expand_epilogue): Restore RAMPZ register.
20385 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20387 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20389 * config/i386/cygwin.asm: (__alloca): Correct calling
20390 convention and alignment.
20391 (__chkstk): Force 8 byte stack alignment.
20393 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20394 Richard Guenther <rguenther@suse.de>
20396 PR tree-optimization/33992
20397 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20398 the zero we compare against.
20400 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20402 PR libfortran/35063
20403 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20404 to CloseHandle after unlocking to prevent accumulation of handle
20407 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20409 PR middle_end/34150
20410 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20411 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20412 and update LABEL_NUSES during and after reload.
20414 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20416 PR middle-end/34627
20417 * combine.c (simplify_if_then_else): Make sure the comparison is
20418 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20420 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20423 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20424 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20425 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20426 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20427 * tree.h (get_type_static_bounds): Likewise.
20429 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20431 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20432 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20433 Make -Wfoo language annotations match what the compiler outputs.
20435 2008-02-08 Sa Liu <saliu@de.ibm.com>
20437 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20438 intrinsics spu_convts, spu_convtu, spu_convtf.
20440 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20442 * doc/extend.texi (Function Attributes) <noinline>: Mention
20443 asm ("") as method to keep calls.
20445 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20448 * doc/options.texi (Options): Replace references to opts.sh with
20450 * opts-common.c: Likewise.
20451 * optc-gen.awk: Likewise.
20453 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20455 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20457 2008-02-07 Richard Henderson <rth@redhat.com>
20460 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20461 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20464 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20466 PR tree-optimization/35085
20467 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20468 for operand entry oe2 in addition to operand entry oe3 in order to
20469 expose more opportunities for vectorizer sum reduction.
20471 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20474 * Makefile.in (LIBS): Remove $(GMPLIBS).
20475 (cc1-dummy, cc1): Add $(GMPLIBS).
20477 2008-02-06 Jan Hubicka <jh@suse.cz>
20480 * i386.md (moddf_integer): Do not produce partial memory stalls for
20481 targets where it hurts.
20483 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20486 * optabs.c (expand_float): Do not check for decimal modes when
20487 expanding unsigned integer through signed conversion.
20489 2008-02-06 Nick Clifton <nickc@redhat.com>
20491 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20492 inside the clobber with a match_operand and duplicated operand
20493 number in the constraint.
20494 (ineqbranchsi): Delete redundant comment.
20496 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20498 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20499 builtin_define ("__USE_INIT_FINI__").
20500 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20502 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20504 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20506 PR documentation/30330
20507 * doc/invoke.texi (C++ Dialect Options)
20508 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20509 For each warning option -Wfoo that allows -Wno-foo, ensure both
20510 -Wfoo and -Wno-foo are listed in the option index. Fix index
20511 entry of -Wswitch-default, index -Wnormalized= including the
20512 `=', and -Wlarger-than-@var{len} including @var{len}.
20514 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20516 * config/i386/i386.md (floatunssisf2): Use
20517 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20518 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20519 Macroize expander using MODEF mode iterator.
20521 2008-02-05 Diego Novillo <dnovillo@google.com>
20523 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20526 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20528 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20531 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20533 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20536 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20537 to indicate if a message should be generated.
20538 (init_cumulative_args): Updated.
20539 (function_value_32): Likewise.
20541 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20543 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20545 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20548 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20549 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20551 2008-02-04 Diego Novillo <dnovillo@google.com>
20553 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20556 * tree-vrp.c (vrp_evaluate_conditional): With
20557 -Wtype-limits, emit a warning when comparing against a
20558 constant outside the natural range of OP0's type.
20560 2008-02-04 Richard Guenther <rguenther@suse.de>
20562 PR middle-end/33631
20563 * expr.c (count_type_elements): Give for unions instead of
20566 2008-02-04 Richard Guenther <rguenther@suse.de>
20568 PR middle-end/35043
20569 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20570 to TYPE_DOMAINs base type instead of using bitsizetype here.
20572 2008-02-03 Jason Merrill <jason@redhat.com>
20574 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20576 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20579 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20580 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20581 (RS/6000 and PowerPC Options): Fix typos and markup.
20582 * doc/passes.texi (Tree-SSA passes): Likewise.
20584 2008-02-02 Michael Matz <matz@suse.de>
20587 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20588 from record_last_reg_set_info.
20589 (record_last_reg_set_info): Take an RTX argument, iterate over all
20590 constituent hardregs.
20591 (record_last_set_info, record_opr_changes): Change calls to
20592 new signature or to record_last_reg_set_info_regno.
20594 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20596 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20598 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20600 PR rtl-optimization/34773
20601 * reg-notes.def (EQUAL): Mention significance of combination of
20602 REG_EQUAL and REG_RETVAL.
20603 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20604 insn that has a REG_RETVAL.
20606 2008-02-01 Roger Sayle <roger@eyesopen.com>
20609 * configure.ac (--enable-fixed-point): Disable unless explicitly
20611 * configure: Regenerate.
20613 2008-02-01 Richard Guenther <rguenther@suse.de>
20616 * invoke.texi (-finline-limit): Remove no longer true parts
20617 of the documentation. Note that there is no default value.
20619 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20620 Mark Mitchell <mark@codesourcery.com>
20621 Ben Elliston <bje@au.ibm.com>
20624 * doc/extend.texi (Other Builtins): Document.
20626 2008-01-31 Tom Browder <tom.browder@gmail.com>
20628 * doc/c-tree.texi (Types): Fix grammar.
20629 (Expression trees): Ditto.
20630 * doc/passes.texi (Tree-SSA passes): Ditto.
20632 * doc/configterms.texi (Configure Terms): Fix typo.
20633 * doc/cpp.texi (Common Predefined Macros): Ditto.
20634 * doc/md.texi (Machine Constraints): Ditto.
20636 * doc/makefile.texi (Makefile): Add comma.
20638 2008-01-31 Tom Browder <tom.browder@gmail.com>
20639 Gerald Pfeifer <gerald@pfeifer.com>
20641 * doc/sourcebuild.texi (Front End): Remove references to CVS
20642 and CVSROOT/modules.
20643 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20644 (Back End): Remove reference to CVS.
20646 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20649 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20651 (mips16_gp_pseudo_reg): ...here.
20652 * config/mips/mips.md (load_const_gp): Replace with...
20653 (load_const_gp_<mode>): ...this :P-based insn.
20655 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20657 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20658 options. Minor fixes.
20659 (-std): Move reference to standards closer to where language
20660 standards are first mentioned.
20662 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20664 PR rtl-optimization/34995
20665 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20666 parameter and return a bool. If the rtx parameter is nonnull,
20667 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20668 (find_reloads): Update call accordingly. Pass the new operand
20669 if it needed no address reloads, otherwise pass null.
20671 2008-01-30 Richard Henderson <rth@redhat.com>
20674 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20675 for unbounded arrays.
20677 2008-01-30 Silvius Rus <rus@google.com>
20679 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20681 2008-01-30 Jan Hubicka <jh@suse.cz>
20684 * i386.c (init_cumulative_args): Use real function declaration when
20687 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20689 PR rtl-optimization/34998
20690 * global.c (build_insn_chain): Treat non-subreg_lowpart
20691 SUBREGs of pseudos as clobbering all the words covered by the
20692 SUBREG, not just all the bytes.
20693 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20694 original df_ref rather than an extract parameter.
20695 (global_conflicts): Update call accordingly.
20697 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20699 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20700 the overflow check to make it easier to read.
20701 (__fixtfdi): Change the type of the ll member in union
20702 long_double to UDItype_x.
20704 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20706 PR middle-end/34969
20707 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20708 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20709 * tree-inline.c (fold_marked_statements): Call
20710 cgraph_update_edges_for_call_stmt if folding a call statement.
20711 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20712 debug_generic_stmt calls, reset it back afterwards.
20715 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20717 * c-typeck.c (build_external_ref): Don't pedwarn about
20718 static vars in current function's scope.
20720 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20722 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20724 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20727 * ipa-struct-reorg.c: Fix spelling.
20728 * params.def: Ditto.
20730 2008-01-29 Richard Guenther <rguenther@suse.de>
20732 PR middle-end/35006
20733 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20735 * tree-inline.c (remap_type): Increment remapping_type_depth
20736 around remapping types.
20737 (copy_body_r): Only add referenced variables if they are referenced
20738 from code, not types.
20740 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20751 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20752 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20754 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20757 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20758 pointer for tiny stack.
20760 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20762 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20764 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20766 * config/vx-common.h: Fix typo in comment.
20768 2008-01-28 Ian Lance Taylor <iant@google.com>
20772 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20773 coalesce pointers if they have different DECL_NO_TBAA_P values.
20774 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20775 between variables with different DECL_NO_TBAA_P values.
20777 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20780 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20781 are not legitimate small data references on SPE targets.
20783 2008-01-28 David Daney <ddaney@avtrex.com>
20785 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20787 2008-01-28 David Daney <ddaney@avtrex.com>
20789 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20791 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20793 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20794 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20795 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20796 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20797 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20798 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20799 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20800 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20802 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20804 * basic-block.h (condjump_equiv_p): Fix comment.
20806 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20808 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20809 print_generic_stmt_indented): Fix comment.
20811 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20813 * configure.ac (__stack_chk_fail): Add detecion for availability
20814 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20815 * configure: Regenerate.
20817 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20819 PR middle-end/34688
20820 * final.c (output_addr_const): Handle TRUNCATE.
20822 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20825 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20826 (zero_cost, infinite_cost): New constants.
20827 (struct cost_pair): Change type of cost to comp_cost.
20828 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20829 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20831 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20832 split_address_cost, ptr_difference_cost, difference_cost,
20833 get_computation_cost_at, get_computation_cost,
20834 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20835 determine_use_iv_cost_condition, determine_use_iv_costs,
20836 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20837 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20838 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20839 Change type of cost to comp_cost.
20840 (determine_iv_cost): Increase cost of non-original ivs, instead
20841 of decreasing the cost of original ones.
20842 (get_address_cost): Indicate the complexity of the addressing mode
20844 (try_add_cand_for): Prefer using ivs not specific to some object.
20845 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20847 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20848 Janis Johnson <janis187@us.ibm.com>
20851 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20852 (TARGET_INSTANTIATE_DECLS): Likewise.
20853 * target.h (expand_to_rtl_hook): New target hook.
20854 (instantiate_decls): Likewise.
20855 * function.c (instantiate_decl): Make non-static. Rename to...
20856 (instantiate_decl_rtl): ... this.
20857 (instantiate_expr): Use instantiate_decl_rtl.
20858 (instantiate_decls_1): Likewise.
20859 (instantiate_decls): Likewise.
20860 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20861 * function.h (instantiate_decl_rtl): Add prototype.
20862 * cfgexpand.c (target.h): New include.
20863 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20864 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20865 (TARGET_INSTANTIATE_DECLS): Likewise.
20866 (TARGET_INITIALIZER): New target hooks added.
20867 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20869 * config/rs6000/rs6000.c (tree-flow.h): New include.
20870 (machine_function): Add sdmode_stack_slot field.
20871 (rs6000_alloc_sdmode_stack_slot): New function.
20872 (rs6000_instantiate_decls): Likewise.
20873 (rs6000_secondary_memory_needed_rtx): Likewise.
20874 (rs6000_check_sdmode): Likewise.
20875 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20876 (TARGET_INSTANTIATE_DECLS): Likewise.
20877 (rs6000_hard_regno_mode_ok): Allow SDmode.
20878 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20879 (rs6000_emit_move): Handle SDmode.
20880 (function_arg_advance): Likewise.
20881 (function_arg): Likewise.
20882 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20883 SDmode var args for 32-bit compiles.
20884 (rs6000_secondary_reload_class): Handle SDmode.
20885 (rs6000_output_function_epilogue): Likewise.
20886 (rs6000_function_value): Simplify if statement.
20887 (rs6000_libcall_value): Likewise.
20888 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20889 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20890 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20891 (movsd_hardfloat): New define_insn.
20892 (movsd_softfloat): Likewise.
20893 (movsd_store): Likewise.
20894 (movsd_load): Likewise.
20895 (extendsddd2): Likewise.
20896 (extendsdtd2): Likewise.
20897 (truncddsd2): Likewise.
20898 (movdd_hardfloat64): Fixup comment.
20899 (UNSPEC_MOVSD_LOAD): New constant.
20900 (UNSPEC_MOVSD_STORE): Likewise.
20902 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20905 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20907 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20908 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20909 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20910 and TRUTH_XOR_EXPR.
20912 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20915 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20916 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20917 __LONGDOUBLE128 too.
20918 * config/rs6000/aix61.h: New file.
20920 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20922 PR rtl-optimization/34959
20923 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20924 popcount and parity rtxes the same mode as their operand.
20925 Truncate or extend the result to the return value's mode
20928 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20931 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20932 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20933 to GOT_VERSION_REGNUM.
20934 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20935 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20936 * config/mips/mips.c (mips_emit_call_insn): New function.
20937 (mips_call_tls_get_addr): Call mips_expand_call directly.
20938 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20940 (mips16_build_call_stub): Likewise. Return the call insn or null.
20941 (mips_expand_call): Update the call to mips16_build_call_stub
20942 accordingly and a remove redundant condition. Assert that MIPS16
20943 stubs do not use lazy binding. Use mips_emit_call_insn and return
20945 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20947 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20948 (mips_avoid_hazard): Remove hazard_set handling.
20949 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20950 (UNSPEC_RESTORE_GP): ...this.
20951 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20952 (FAKE_CALL_REGNO): Rename to...
20953 (GOT_VERSION_REGNUM): ...this.
20954 (type): Add "ghost" value. Add an associated insn reservation.
20955 (hazard_set): Remove.
20956 (exception_receiver): Rename to...
20957 (restore_gp): ...this and update the unspec identifier accordingly.
20958 (exception_receiver, nonlocal_got_receiver): New expanders.
20959 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20960 FAKE_CALL_REGNO. Remove hazard_set attribute.
20961 (set_got_version, update_got_version): New patterns.
20963 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20966 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20968 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20971 * doc/install.texi2html: Generate gcc-vers.texi.
20973 2008-01-25 DJ Delorie <dj@redhat.com>
20975 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20977 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20979 * config/c4x: Remove directory.
20980 * config.gcc (crx-*, mt-*): Mark obsolete.
20981 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20982 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20983 sh-*-rtemscoff*): Remove cases.
20984 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20985 * real.c (encode_c4x_single, decode_c4x_single,
20986 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20987 c4x_extended_format): Remove.
20988 * real.h (c4x_single_format, c4x_extended_format): Remove.
20989 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20991 (Pragmas): Remove comment about c4x pragmas.
20992 * doc/install.texi (c4x): Remove target-specific instructions.
20993 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20994 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20995 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20996 refer to C4x source files as examples.
20997 (C4X_FLOAT_FORMAT): Remove documentation.
20999 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21001 * config/bfin/bfin.c (override_options): Reorder tests so that
21002 flag_pic gets enabled for -msep-data.
21004 2008-01-25 Richard Guenther <rguenther@suse.de>
21006 PR middle-end/32244
21007 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21008 to its bitfield precision if required.
21010 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21012 PR middle-end/33880
21013 * tree-nested.c (walk_omp_for): New function.
21014 (convert_nonlocal_reference, convert_local_reference): Call
21015 walk_omp_for on OMP_FOR.
21016 (convert_call_expr): Call walk_body on OMP_FOR's
21017 OMP_FOR_PRE_INIT_BODY.
21019 2008-01-25 Richard Guenther <rguenther@suse.de>
21021 PR tree-optimization/34966
21022 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21023 default defs and PHI_NODEs we have to insert after the
21024 defining statement.
21026 2008-01-24 Nick Clifton <nickc@redhat.com>
21028 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21029 Provide a default definition.
21030 (LIBGCC2_UNITS_PER_WORD): Likewise.
21032 * config/stormy16/stormy16.c: Include df.h for the prototype
21033 for df_regs_ever_live_p.
21034 (xstormy16_expand_builtin_va_start): Convert the stack offset
21035 into a component_ref and then use POINTER_PLUS_EXPR to add it
21036 to the incoming_virtual_args_rtx.
21037 (xstormy16_gimplify_va_arg_expr): Rename to
21038 xstormy16_gimplify_va_arg_expr.
21039 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21040 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21041 xstormy16_gimplify_va_arg_expr.
21042 Fix up some formatting issues.
21044 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21045 Move to predicates.md.
21046 (xs_hi_general_operand): Likewise.
21047 (xs_hi_nonmemory_operand): Likewise.
21048 * config/stormy16/predicates.md:
21049 (xstormy16_carry_plus_operand): New predicate.
21050 (xs_hi_general_operand): New predicate.
21051 (xs_hi_nonmemory_operand): New predicate.
21052 * config/stormy16/stormy16-protos.h:
21053 (xstormy16_carry_plus_operand): Delete prototype.
21054 (xs_hi_general_operand): Likewise.
21055 (xs_hi_nonmemory_operand): Likewise.
21057 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21058 modifiers as they are no longer needed and they can trigger
21059 reload spill failures.
21061 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21062 with a match_operand in order to help reload.
21064 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21065 constraint with 'e' for the 8th alternative as this version of
21066 the mov.w instruction only accepts the lower 8 registers.
21068 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21071 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21072 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21075 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21077 PR middle-end/33333
21078 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21080 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21082 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21084 (remove_structure): Update allocations list before removing structure.
21086 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21088 * ipa-struct-reorg.c (is_safe_cond_expr,
21089 create_new_stmts_for_cond_expr): Use integer_zerop function,
21090 that recognize not only zero-pointer, but zero-integer too.
21092 2008-01-25 Ben Elliston <bje@au.ibm.com>
21095 * fixproto: Escape "." in sed expression that strips leading "./".
21097 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21100 * gcc.c (SWITCH_OK): Removed.
21101 (SWITCH_LIVE): Changed to bit.
21102 (SWITCH_FALSE): Likewise.
21103 (SWITCH_IGNORE): Likewise.
21104 (switchstr): Change live_cond to unsigned int.
21105 (process_command): Replace SWITCH_OK with 0.
21106 (do_self_spec): Likewise.
21107 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21108 (give_switch): Likewise.
21109 (used_arg): Likewise.
21110 (do_spec_1): Set the SWITCH_IGNORE bit.
21111 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21112 bits. Set the SWITCH_LIVE bit.
21114 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21116 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21118 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21120 PR tree-optimization/34472
21121 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21122 parameter to a "bool *" and set *DATA to false if there is
21123 an unsafe access. Do not delete the structure here.
21124 (check_cond_exprs): Delete it here instead.
21125 (check_cond_exprs, exclude_cold_structs): Do not increase
21126 I when removing a structure.
21128 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21131 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21132 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21134 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21136 PR middle-end/34934
21137 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21138 a fixed vector for stack.
21140 2008-01-24 Ben Elliston <bje@au.ibm.com>
21143 * doc/gcc.texi (Software development): Add a direntry for g++.
21145 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21147 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21148 stale and straggling -fforce-addr comments above.
21150 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21152 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21153 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21155 2008-01-23 Michael Matz <matz@suse.de>
21158 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21161 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21163 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21164 malloc result type.
21166 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21168 * config/avr/avr.c (avr_current_arch): New variable.
21169 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21170 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21171 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21172 (avr_override_options): Init 'avr_current_arch'.
21173 (base_arch_s): Move from here...
21174 * config/avr/avr.h (base_arch_s): ... here. Add new members
21175 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21176 'mega' to 'have_jmp_call'.
21177 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21178 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21180 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21182 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21183 MULTILIB_MATCHES): Ditto.
21185 2008-01-23 Richard Guenther <rguenther@suse.de>
21187 PR middle-end/31529
21188 * cgraphunit.c (cgraph_reset_node): Always mark the node
21189 not reachable if it is not queued already.
21191 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21193 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21194 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21195 (cputype_selected): New static variable.
21196 (bfin_handle_option): Set it if -mcpu is used.
21197 (override_option): Select default set of workarounds if no cpu type
21198 selected on the command line.
21199 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21201 From Michael Frysinger <michael.frysinger@analog.com>
21202 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21203 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21205 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21206 for bf547, bf523, bf524, and bf526.
21207 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21209 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21210 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21211 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21212 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21213 * doc/invoke.texi (Blackfin Options): Document that
21214 -mcpu now accept bf547, bf523, bf524, and bf526.
21216 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21218 PR rtl-optimization/34628
21219 * combine.c (try_combine): Stop and undo after the first combination
21220 if an autoincrement side-effect on the first insn has effectively
21223 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21226 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21227 Offset addresses are not valid for Altivec or paired float modes.
21229 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21232 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21233 if DECL_INITIAL (decl) is error_mark_node.
21236 * c-common.c (handle_vector_size_attribute): Only allow
21237 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21238 the same way as pointer, array etc. types.
21239 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21242 * tree.c (build_type_attribute_qual_variant): Call
21243 build_qualified_type if attributes are equal, but quals are not.
21245 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21248 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21249 * flags.h (warn_strict_aliasing): Remove.
21250 (warn_strict_overflow): Remove.
21251 * opts.c (warn_strict_aliasing): Remove.
21252 (warn_strict_overflow): Remove.
21253 * c-opts.c (c_common_handle_option): -Wall only sets
21254 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21255 (c_common_post_options): Give default values to -Wstrict-aliasing
21256 and -Wstrict-overflow if they are uninitialized.
21257 * common.opt (Wstrict-aliasing): Specify Var and Init.
21258 (Wstrict-overflow): Likewise.
21260 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21262 PR rtl-optimization/26854
21263 PR rtl-optimization/34400
21264 PR rtl-optimization/34884
21265 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21267 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21268 (df_rd_bb_info.expanded_lr_out): Deleted
21269 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21270 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21271 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21272 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21273 Removed code to allocate, initialize or free expanded_lr_out.
21274 (df_rd_bb_local_compute_process_def): Restructured to make more
21276 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21277 sets if the sets are being trimmed.
21279 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21282 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21283 (as_vers): Likewise.
21284 * configure: Regenerated.
21286 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21288 PR middle-end/33092
21289 * tree-pass.h (pass_build_alias): New pass.
21290 * tree-ssa-alias.c (gate_build_alias): New.
21291 (pass_build_alias): New.
21292 * passes.c (init_optimization_passes): Add pass_build_alias after
21293 pass_create_structure_vars.
21295 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21297 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21298 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21299 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21300 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21301 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21302 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21303 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21304 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21305 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21306 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21307 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21308 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21309 * config/s390/s390.md (FP_ALL): New mode iterator.
21310 (_d): New mode attribute.
21311 ("*signbit<mode>2>"): Changed mode of first operand.
21312 ("isinf<mode>2"): Changed mode of first operand.
21313 ("*TDC_insn"): Adaptation for DFP modes.
21315 2008-01-22 Ben Elliston <bje@au.ibm.com>
21317 * tree.c (check_qualified_type): Improve function description.
21319 2008-01-21 Jason Merrill <jason@redhat.com>
21322 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21323 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21326 2008-01-21 DJ Delorie <dj@redhat.com>
21328 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21331 2008-01-21 Richard Guenther <rguenther@suse.de>
21333 PR middle-end/34856
21334 * tree-cfg.c (verify_expr): Allow all invariant expressions
21335 instead of just constant class ones as reference argument.
21336 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21337 like any other constant.
21338 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21340 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21342 * regmove.c (fixup_match_1): Update call crossed frequencies.
21344 2008-01-21 Richard Guenther <rguenther@suse.de>
21347 * tree-inline.c (setup_one_parameter): Deal with mismatched
21348 types using a VIEW_CONVERT_EXPR.
21350 2008-01-21 Alon Dayan <alond@il.ibm.com>
21351 Olga Golovanevsky <olga@il.ibm.com>
21353 PR tree-optimization/34701
21354 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21355 when the structure size is not a power of 2.
21357 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21359 * doc/install.texi: Add doc for --enable-checking=df.
21361 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21363 PR rtl-optimization/34808
21364 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21366 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21368 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21371 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21373 PR rtl-optimization/26854
21374 PR rtl-optimization/34400
21375 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21377 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21378 (df_rd_bb_info.expanded_lr_out): New.
21379 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21380 * loop_iv.c (iv_analysis_loop_init): Ditto.
21381 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21382 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21383 Added code to allocate, initialize or free expanded_lr_out.
21384 (df_rd_bb_local_compute_process_def): Restructured to make
21385 more understandable.
21386 (df_rd_confluence_n): Add code to do nothing with fake edges and
21387 code to no apply invalidate_by_call sets if the sets are being trimmed.
21388 (df_lr_local_finalize): Renamed to df_lr_finalize.
21389 (df_live_local_finalize): Renamed to df_live_finalize.
21391 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21394 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21395 deciding whether to use reciprocal instructions.
21397 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21399 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21400 dwarf2out_note_section_used if cold_text_section is NULL.
21402 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21404 PR gcov-profile/34610
21405 * tree-cfg.c (make_edges): Mark both outgoing edges from
21406 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21407 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21408 from OMP_FOR and OMP_CONTINUE outgoing edges.
21410 * tree-profile.c (tree_profiling): Return early if
21411 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21413 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21414 from cfun to child_cfun.
21415 * function.h (struct function): Add after_tree_profile bit.
21417 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21419 * config/avr/avr.S (_exit): Disable interrupt.
21421 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21422 Steven Bosscher <stevenb.gcc@gmail.com>
21424 PR rtl-optimization/26854
21425 PR rtl-optimization/34400
21426 * df-problems.c (df_live_scratch): New scratch bitmap.
21427 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21428 (df_live_reset): Clear the proper bitmaps.
21429 (df_live_bb_local_compute): Only process the artificial defs once
21430 since the order is not important.
21431 (df_live_init): Init the df_live sets only with the variables
21432 found live by df_lr.
21433 (df_live_transfer_function): Use the df_lr sets to prune the
21434 df_live sets as they are being computed.
21435 (df_live_free): Free df_live_scratch.
21437 2008-01-18 Ian Lance Taylor <iant@google.com>
21439 * common.opt: Add fmerge-debug-strings.
21440 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21441 flag_merge_debug_strings rather than flag_merge_constants.
21442 * doc/invoke.texi (Option Summary): Mention
21443 -fmerge-debug-strings.
21444 (Debugging Options): Document -fmerge-debug-strings.
21446 2008-01-18 Ian Lance Taylor <iant@google.com>
21449 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21450 (struct tree_function_decl): Add new field operator_new_flag.
21451 * tree-inline.c (expand_call_inline): When inlining a call to
21452 operator new, force the return value to go into a variable, and
21453 set DECL_NO_TBAA_P on that variable.
21454 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21456 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21459 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21460 DWARF2_DEBUGGING_INFO.
21461 (dwarf2out_note_section_used): Ditto. Add prototype.
21462 (have_multiple_function_sections, text_section_used,
21463 cold_text_section_used, *cold_text_sections): Move declarations
21466 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21468 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21469 field and add signal_ra.
21470 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21471 assignments to frame state pc. Move end of stack check after
21472 MD_FALLBACK_FRAME_STATE_FOR.
21473 (uw_update_context_1): Use frame state signal_regs if set, instead
21474 of checking signal_frame flag.
21475 (uw_update_context): Use frame state signal_ra if set.
21476 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21477 * config/xtensa/linux-unwind.h: New file.
21479 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21481 * modulo-sched.c (get_sched_window): Fix comment typo.
21483 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21485 PR tree-optimization/34648
21486 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21488 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21490 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21491 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21493 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21495 PR rtl-optimization/34400
21496 * df-core.c (df_worklist_dataflow_overeager,
21497 df_worklist_dataflow_doublequeue): New functions.
21498 (df_worklist_dataflow): Two different worklist solvers.
21499 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21502 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21505 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21506 and ftree-parallelize-loops.
21508 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21510 PR rtl-optimization/34826
21511 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21513 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21515 * global.c (find_reg): Mark the eh regs as used if necessary.
21516 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21517 * ra.h (struct allocno): no_eh_reg field added. Changed
21518 no_stack_reg type to bitfield.
21520 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21522 * tree.c (substitute_in_expr): Add missing 'break'.
21524 2008-01-17 Richard Guenther <rguenther@suse.de>
21526 PR tree-optimization/34825
21527 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21528 x / x as division to handle.
21530 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21532 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21533 "-pthread" is specified.
21534 * pa-hpux11.h (LIB_SPEC): Likewise.
21536 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21537 Peter Bergner <bergner@vnet.ibm.com>
21539 PR rtl-optimization/33796
21540 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21542 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21544 PR libgfortran/34699
21545 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21547 * pa-hpux10.h (LINK_SPEC): Likewise.
21548 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21550 2008-01-16 Richard Guenther <rguenther@suse.de>
21552 PR middle-end/32628
21553 * fold-const.c (fold_convert_const_int_from_int): Do not
21554 set overflow if that occured only because of a sign extension
21555 change when converting from/to a sizetype with the same
21556 precision and signedness.
21558 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21561 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21562 location address to the correct place. Update copyright year.
21564 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21566 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21567 no dependences in the dependence_relations vector.
21569 2008-01-16 Jan Hubicka <jh@suse.cz>
21571 PR rtl-optimization/31396
21572 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21573 * cfg.c (dump_reg_info): Print it.
21574 * regs.h (struct reg_info_t): add freq_calls_crossed.
21575 (REG_FREQ_CALLS_CROSSED): New macro.
21576 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21577 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21578 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21579 regmove_optimize): Update call crossed frequencies.
21580 * local-alloc.c (struct qty): Add freq_calls_crossed.
21581 (alloc_qty): Copute freq_calls_crossed.
21582 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21583 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21584 * ra.h (struct allocno): Add freq_calls_crossed.
21586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21588 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21589 libgomp when compiling with ftree-parallelize-loops.
21590 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21592 2008-01-16 Richard Guenther <rguenther@suse.de>
21594 PR tree-optimization/34769
21595 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21596 * tree.c (int_cst_value): Instead make this function more
21597 permissive in what it accepts as valid input. Document this
21598 function always sign-extends the value.
21600 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21601 Richard Guenther <rguenther@suse.de>
21604 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21605 (gimple_fold_indirect_ref_rhs): ... this.
21606 (gimple_fold_indirect_ref): New function with foldings
21607 that preserve lvalueness.
21608 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21609 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21610 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21611 to fold an INDIRECT_REF, fall back to the old use of
21612 fold_indirect_ref_1.
21614 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21616 * tree-data-ref.c (subscript_dependence_tester_1): Call
21617 free_conflict_function.
21618 (compute_self_dependence): Same.
21620 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21623 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21624 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21626 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21627 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21628 for DWARF2_UNWIND_INFO targets.
21630 2008-01-16 Richard Guenther <rguenther@suse.de>
21633 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21634 type qualifiers for function types.
21636 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21638 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21639 loop_iterator li from previous commit.
21641 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21643 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21645 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21647 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21648 (parallelize_loops): Don't parallelize irreducible components.
21650 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21653 * c-opts (c_common_post_options): Do not enable CPP
21654 flag_pedantic_errors by default.
21656 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21658 PR rtl-optimization/31944
21659 * cse.c (remove_pseudo_from_table): New function.
21660 (merge_equiv_classes): Use above function to remove pseudo-registers.
21661 (invalidate): Likewise.
21663 2008-01-13 Richard Guenther <rguenther@suse.de>
21665 PR middle-end/34601
21666 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21667 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21669 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21671 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21672 validate_change to unshare the source of the PC set.
21674 2008-01-12 Jan Hubicka <jh@suse.cz>
21676 PR middle-end/32135
21677 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21678 references above array bounds. This might trigger bounds checks for
21679 pointers to arrays.
21681 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21683 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21684 new_replaceable_dependencies.
21686 2008-01-12 Doug Kwan <dougkwan@google.com>
21688 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21689 instead of OPT_Wreturn_type in warning due to ignored return type
21691 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21692 options included in -Wextra.
21693 * c.opt: New option -Wignored_qualifiers.
21694 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21695 -Wignore_qualifiers.
21696 (-Wignored-qualifiers): Document.
21697 (-Wreturn-type): Remove description of functionality now handled
21698 by -Wignored-qualifiers.
21700 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21703 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21704 NOP_EXPR if it is between integral types with the same precision.
21706 2008-01-12 Jan Hubicka <jh@suse.cz>
21709 * invoke.texi (max-inline-recursive-depth): Fix default value.
21711 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21713 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21716 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21718 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21720 2008-01-11 James E. Wilson <wilson@specifix.com>
21723 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21725 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21727 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21728 save/restore frame pointer register and don't use 'call-prologues'
21729 optimization in function with "OS_task" attribute.
21731 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21733 PR middle-end/31309
21734 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21735 when copying to memory.
21737 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21739 PR rtl-optimization/30905
21740 * cfgcleanup.c: Include dce.h
21741 (crossjumps_occured): New global variable.
21742 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21743 If something changed, set crossjumps_occured to true.
21744 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21745 Don't add/remove fake edges to exit here...
21746 (cleanup_cfg): ...but do it here, when crossjumping.
21747 Run a fast DCE when successful crossjumps occured in the latest
21748 iteration of try_optimize_cfg.
21750 2008-01-11 Richard Guenther <rguenther@suse.de>
21752 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21753 (struct vn_unary_op_s): Likewise.
21754 (vn_reference_insert): Free old reference on hash collision.
21756 2008-01-10 Raksit Ashok <raksit@google.com>
21758 PR rtl-optimization/27971
21759 * combine.c (find_split_point): Split PLUS expressions which are
21760 inside a MEM rtx, and whose first operand is complex.
21762 2008-01-10 DJ Delorie <dj@redhat.com>
21764 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21765 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21766 (m32c_hard_regno_ok): Call the underlying function.
21768 2008-01-10 Richard Guenther <rguenther@suse.de>
21770 PR middle-end/34683
21771 * tree-cfg.c (tree_merge_blocks): Do not go through the
21772 full-blown folding and stmt updating path if we just deal
21773 with virtual operands.
21774 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21775 test for abnormal SSA_NAMEs.
21777 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21779 PR middle-end/34641
21780 * reload.c (push_reload): Add assertions. All constants from
21781 reg_equiv_constant should have been used for replacing the respective
21783 (find_reloads_address): Invoke find_reloads_address_part for
21784 constant taken from the reg_equiv_constant array.
21786 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21788 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21789 field (valnum) the first in the struct. Replace bools with
21792 2008-01-10 Richard Guenther <rguenther@suse.de>
21794 PR tree-optimization/34651
21795 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21796 types and ordering for masking and converting.
21798 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21800 PR tree-optimization/34017
21801 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21802 also for PHI_NODE expressions.
21804 2008-01-09 Jan Hubicka <jh@suse.cz>
21806 PR tree-optimization/34708
21807 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21808 based on number of case labels.
21809 (init_inline_once): Remove switch_cost.
21810 * tree-inline.h (eni_weights_d): Remove switch_cost.
21812 2008-01-09 Richard Guenther <rguenther@suse.de>
21813 Andrew Pinski <andrew_pinski@playstation.sony.com>
21815 PR middle-end/30132
21816 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21817 temporary if an rvalue is ok or an lvalue is not required.
21819 2008-01-09 Richard Guenther <rguenther@suse.de>
21821 PR middle-end/34458
21822 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21823 adjust return type.
21825 2008-01-09 Richard Guenther <rguenther@suse.de>
21827 PR middle-end/34679
21828 * tree.c (host_integerp): Check for sizetype only if the
21829 type is an integer type.
21831 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21834 * opts.c (decode_options): Disable inlining of functions called
21835 once if not in unit-at-a-time mode.
21837 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21839 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21841 2008-01-08 Richard Guenther <rguenther@suse.de>
21843 PR middle-end/31863
21844 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21845 out early if the result will be unused.
21847 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21852 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21856 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21858 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21859 for vectorization tuned.
21861 2008-01-08 Richard Guenther <rguenther@suse.de>
21863 PR tree-optimization/34683
21864 * tree-ssa-operands.c (operand_build_cmp): Export.
21865 * tree-ssa-operands.h (operand_build_cmp): Declare.
21866 * tree-vn.c (vuses_compare): Remove.
21867 (sort_vuses): Use operand_build_cmp.
21868 (sort_vuses_heap): Likewise.
21869 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21870 to re-use old VEC if available. Do not sort already sorted VUSEs.
21871 (vdefs_to_vec): Do not sort already sorted VDEFs.
21873 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21875 PR middle-end/34694
21876 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21878 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21881 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21882 limitations of reciprocal sequences on x86 targets.
21884 2008-01-08 Richard Guenther <rguenther@suse.de>
21886 PR tree-optimization/34683
21887 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21889 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21892 * config/darwin.c (darwin_mergeable_string_section): Don't use
21893 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21895 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21898 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21899 negxf2. Macroize expander using X87MODEF mode iterator. Change
21900 predicates of op0 and op1 to register_operand.
21901 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21902 expander using X87MODEF mode iterator. Change predicates of
21903 op0 and op1 to register_operand.
21904 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21905 corresponding patterns and macroize using MODEF macro. Change
21906 predicates of op0 and op1 to register_operand and remove
21907 "m" constraint. Disparage "r" alternative with "!".
21908 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21909 macroize using X87MODEF macro. Change predicates of op0 and op1
21910 to register_operand and remove "m" constraint. Disparage "r"
21911 alternative with "!".
21912 (absneg splitter with memory operands): Remove.
21913 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21914 patterns and macroize using X87MODEF mode iterator.
21915 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21916 Change predicate of op1 to register_operand.
21917 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21918 for memory operands.
21920 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21922 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21924 2008-01-07 Richard Guenther <rguenther@suse.de>
21926 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21929 2008-01-07 Richard Guenther <rguenther@suse.de>
21931 PR tree-optimization/34683
21932 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21933 VOPs of the needed size to save memory. Use VEC_quick_push
21934 to save compile-time.
21935 (vdefs_to_vec): Likewise.
21937 2008-01-07 Sa Liu <saliu@de.ibm.com>
21939 * config/spu/spu.md (divdf3): Genetate inline code for double
21940 division. The implementation doesn't handle INF or NAN, therefore it
21941 only applies when -ffinite-math-only is given.
21943 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21946 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21947 * doc/cpp.texi ([Common Predefined Macros]): Document.
21949 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21951 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21952 order to use commutative addition instead of subtraction.
21954 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21955 Mircea Namolaru <namolaru@il.ibm.com>
21956 Vladimir Yanovsky <yanov@il.ibm.com>
21957 Revital Eres <eres@il.ibm.com>
21959 PR tree-optimization/34263
21960 * tree-outof-ssa.c (process_single_block_loop_latch,
21961 contains_tree_r): New functions.
21962 (analyze_edges_for_bb): Call process_single_block_loop_latch
21963 function to empty single-basic-block latch block if possible.
21965 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21967 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21969 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21971 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21973 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21975 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21977 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21979 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21981 PR tree-optimization/34618
21982 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21985 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21988 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21989 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21990 Update copyright year.
21992 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21993 Update copyright year.
21994 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21997 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21999 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22000 edge does not point to current bb before changing need_assert.
22002 2008-01-04 Richard Guenther <rguenther@suse.de>
22004 PR middle-end/34029
22005 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22006 for verifying purposes if they are is_gimple_min_invariant.
22008 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22010 PR tree-optimization/34448
22011 PR tree-optimization/34465
22012 * gimplify.c (gimplify_init_constructor): Add new parameter
22013 notify_temp_creation. Use it.
22014 (gimplify_modify_expr_rhs): Take volatiles into account when
22015 optimizing constructors.
22016 Do not optimize constructors if gimplify_init_constructor will dump to
22018 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22019 * gcc.c-torture/compile/pr34448.c: New.
22021 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22023 PR gcov-profile/34609
22024 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22025 return_slot if result is TREE_ADDRESSABLE.
22027 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22029 * config/mips/mips.md (sqrt_condition): Tweak comment.
22030 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22032 2008-01-03 Tom Tromey <tromey@redhat.com>
22035 * c-common.c (c_type_hash): Handle VLAs.
22037 2008-01-03 Jan Hubicka <jh@suse.cz>
22039 PR tree-optimization/31081
22040 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22041 0 when inlining and not inlining to first basic block.
22042 (remap_decl): When var is initialized to 0, don't set default_def.
22043 (expand_call_inline): Set entry_bb.
22044 * tree-inline.h (copy_body_data): Add entry_bb.
22046 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22049 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22052 PR tree-optimization/29484
22053 * tree-inline.c (inline_forbidden_p_2): New function.
22054 (inline_forbidden_p): Disallow inlining if some static var
22055 has an address of a local LABEL_DECL in its initializer.
22056 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22059 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22061 PR tree-optimization/34635
22062 * tree-data-ref.c (add_other_self_distances): Make sure that the
22063 evolution step is constant.
22065 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22067 PR middle-end/34608
22068 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22070 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22072 * tree-sra.c (scalarize_init): Insert the generate_element_init
22073 statements after the generate_element_zero statements.
22075 2008-01-02 Richard Guenther <rguenther@suse.de>
22077 PR middle-end/34093
22078 PR middle-end/31976
22079 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22080 for very large number of operands instead of ICEing.
22082 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22085 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22086 while stack probing.
22088 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22090 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22093 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22095 PR libmudflap/26442
22096 * tree-mudflap.c (mx_register_decls): Guard warning by
22097 !DECL_ARTIFICIAL check.
22099 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22101 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22102 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22103 sse5_perm<mode>): Fix constraints.