1 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3 * config/s390/2097.md: Removed two incorrect bypasses.
4 (z10_fsimpdf): Fixed latency.
5 (z10_fhex): New insn_reservation.
6 (z10_floaddf): Fixed latency.
7 (z10_floadsf): Fixed latency.
8 (z10_ftrunctf): Fixed latency.
9 (z10_ftruncdf): Fixed latency.
10 * config/s390/s390.c (z10_cost): Fixed values.
11 (s390_adjust_priority): Added z10 path.
12 * config/s390/s390.md (type): Added fhex.
13 (*mov<mode>_64dfp): Updated type attribute.
14 (*mov<mode>_64): Updated type attribute.
15 (*mov<mode>_31): Updated type attribute.
16 (*mov<mode>"): Likewise.
17 * config/s390/2084.md (x_fsimpdf): Updated condition.
19 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
21 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
22 RTXs in the predicate for operand 1.
24 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
26 * config/arm/arm.md (UNSPEC_RBIT): New constant.
29 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
32 * gcc.target/arm/ctz.c: New test case.
34 2009-09-03 Martin Jambor <mjambor@suse.cz>
36 * tree-sra.c (duplicate_expr_for_different_base): Removed.
37 (create_artificial_child_access): Use build_ref_for_offset instead
38 of duplicate_expr_for_different_base.
39 (propagate_subacesses_accross_link): Likewise.
41 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
43 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
45 (mips16e_collect_argument_saves): Skip debug instructions.
46 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
47 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
48 (r10k_insert_cache_barriers): Likewise.
49 (mips_reorg_process_insns): Likewise.
51 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
54 * ira.c (update_equiv_reg): Remove check on class likely spill.
56 2009-09-03 Jakub Jelinek <jakub@redhat.com>
59 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
60 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
64 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
65 the stack slot if it is passed by invisible reference.
66 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
67 by invisible reference.
69 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
71 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
72 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
73 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
75 * config/bfin/sync.md: New file.
76 * config/bfin/bfin.md: Include it.
78 (UNSPEC_ONES): Provide a unique number.
80 From Jie Zhang <jie.zhang@analog.com>:
81 * config/bfin/bfin.c (ret_regs): New.
82 (must_save_fp_p): Don't return true because of frame_pointer_needed.
83 (must_save_rets_p): New.
84 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
85 current_function_is_leaf.
87 (do_unlink): Likewise.
88 (expand_interrupt_handler_prologue): Use ret_regs array.
89 (expand_interrupt_handler_epilogue): Use ret_regs array and
90 pass return register to gen_return_internal.
91 (bfin_expand_epilogue): Pass return register to
93 (bfin_expand_call): Explicitly clobber RETS.
94 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
95 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
96 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
97 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
99 (return_internal): Take a reg rtx rather than the register number.
101 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
103 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
104 when comparing against estimated_loop_iterations_int return.
106 2009-09-03 Richard Guenther <rguenther@suse.de>
108 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
109 eh_personality_libfunc.
111 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
113 * tree-parloops.c (separate_decls_in_region): Add space.
115 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
117 * tree-parloops.c (separate_decls_in_region): Change the condition
118 checking if there are reductions in the loop.
120 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
122 PR tree-optimization/38275
124 * tree-parloops.c (parallelize_loops): Replace profitability condition
125 for expected number of iterations.
127 2009-09-03 Alon Dayan <alond@il.ibm.com>
129 PR tree-optimization/38275
131 * testsuite/gcc.dg/autopar/reduc-1char.c: Increase number
132 of iterations. Adjust the logic accordingly.
133 * testsuite/gcc.dg/autopar/reduc-2char.c: Ditto.
134 * testsuite/gcc.dg/autopar/reduc-1.c: Ditto.
135 * testsuite/gcc.dg/autopar/reduc-2.c: Ditto.
136 * testsuite/gcc.dg/autopar/reduc-3.c: Ditto.
137 * testsuite/gcc.dg/autopar/reduc-6.c: Ditto.
138 * testsuite/gcc.dg/autopar/reduc-7.c: Ditto.
139 * testsuite/gcc.dg/autopar/reduc-8.c: Ditto.
140 * testsuite/gcc.dg/autopar/reduc-9.c: Ditto.
141 * testsuite/gcc.dg/autopar/pr39500-1.c: Ditto.
142 * testsuite/gcc.dg/autopar/reduc-1short.c: Ditto.
143 * testsuite/gcc.dg/autopar/reduc-2short.c: Ditto.
144 * testsuite/gcc.dg/autopar/parallelization-1.c: Ditto.
147 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
149 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
150 (bootstrap-debug): Explain conditions in which it becomes default.
151 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
154 2009-09-03 Namhyung Kim <namhyung@gmail.com>
156 * doc/invoke.texi (Optimize Options): Move
157 -finline-small-functions to the -O2 list.
159 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
161 * toplev.c (process_options): Enable var-tracking-assignments
162 by default if var-tracking is enabled.
164 2009-09-02 David Daney <ddaney@caviumnetworks.com>
166 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
168 * emit-rtl.c (prev_nonnote_insn_bb): New function.
169 * rtl.h (prev_nonnote_insn_bb): Declare it.
171 2009-09-03 Diego Novillo <dnovillo@google.com>
173 * cgraph.c (cgraph_node_for_decl): New.
174 * cgraph.h (cgraph_node_for_decl): Declare.
175 * tree.c (host_integerp): Return 0 if T is NULL.
177 2009-09-03 Diego Novillo <dnovillo@google.com>
179 * tree.h (struct alias_pair): Move from varasm.c.
180 (alias_pairs): Likewise.
181 (TYPE_MAXVAL): Define.
182 (TYPE_MINVAL): Define.
183 (iterative_hash_host_wide_int): Declare.
184 (remove_unreachable_alias_pairs): Declare.
185 * tree-pass.h (pass_ipa_free_lang_data): Declare.
186 * diagnostic.c (default_diagnostic_starter): Make extern.
187 (default_diagnostic_finalizer): Make extern.
188 * diagnostic.h (default_diagnostic_starter): Declare.
189 (default_diagnostic_finalizer): Declare.
190 (default_tree_printer): Declare.
191 * toplev.c (default_tree_printer): Make extern.
193 2009-09-03 Richard Guenther <rguenther@suse.de>
194 Diego Novillo <dnovillo@google.com>
196 * cgraph.c (cgraph_add_new_function): Remove gimplification.
197 * cgraphunit.c (cgraph_expand_function): Do not emit
198 associated thunks from here.
199 (cgraph_emit_thunks): New.
200 (cgraph_optimize): Call it.
201 Return if any IPA pass finds an error.
202 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
205 2009-09-03 Simon Baldwin <simonb@google.com>
206 Rafael Espindola <espindola@google.com>
207 Richard Guenther <rguenther@suse.de>
208 Doug Kwan <dougkwan@google.com>
209 Diego Novillo <dnovillo@google.com>
211 * tree.c: Include tree-pass.h, langhooks-def.h,
212 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
213 (free_lang_data_in_type): New.
214 (need_assembler_name_p): New.
215 (free_lang_data_in_block): New.
216 (free_lang_data_in_decl): New.
217 (struct free_lang_data_d): New.
218 (add_tree_to_fld_list): New.
219 (find_decls_types_r): New.
220 (get_eh_types_for_runtime): New.
221 (find_decls_types_in_eh_region): New.
222 (find_decls_types_in_node): New.
223 (find_decls_types_in_var): New.
224 (free_lang_data_in_cgraph): New.
225 (free_lang_data): New.
226 (gate_free_lang_data): New.
227 (pass_ipa_free_lang_data): New.
229 2009-09-03 Diego Novillo <dnovillo@google.com>
231 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
232 * langhooks.h (struct lang_hooks): Add field free_lang_data.
233 (lang_hooks): Remove const qualifier.
234 * ipa.c (cgraph_remove_unreachable_nodes): Call
235 remove_unreachable_alias_pairs.
236 * except.c (add_type_for_runtime): Check if TYPE has
237 already been converted.
238 (lookup_type_for_runtime): Likewise.
239 (check_handled): Handle converted types.
240 * varasm.c (remove_unreachable_alias_pairs): New.
241 * gimple.c: Include demangle.h.
242 (gimple_decl_printable_name): New.
243 (gimple_fold_obj_type_ref): New.
244 * gimple.h (gimple_decl_printable_name): Declare.
245 (gimple_fold_obj_type_ref): Declare.
246 * passes.c (init_optimization_passes): Add pass
247 pass_ipa_free_lang_data.
248 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
249 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
251 2009-09-03 Diego Novillo <dnovillo@google.com>
253 * c-lang.c (lang_hooks): Remove const qualifier.
255 2009-09-02 Loren James Rittle <ljrittle@acm.org>
257 * doc/install.texi (*-*-freebsd*): Update target information.
259 2009-09-02 Anatoly Sokolov <aesok@post.ru>
261 * hard-reg-set.h (call_fixed_regs): Remove.
262 * reginfo.c (call_fixed_regs): Remove.
263 (init_reg_sets_1): Remove initialization of call_fixed_regs.
264 (globalize_reg): Don't use call_fixed_regs.
265 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
268 2009-09-01 Michael Matz <matz@suse.de>
270 * expr.h (emit_storent_insn, expand_expr_real_1,
271 expand_expr_real_2): Declare.
272 * expr.c (emit_storent_insn, expand_expr_real_1,
273 expand_expr_real_2): Export.
274 (store_expr): Setting and evaluating dont_return_target is
276 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
277 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
278 * except.c (expand_resx_expr): Rename to ...
279 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
280 * except.h (expand_resx_stmt): Declare.
281 * stmt.c: Add include gimple.h
282 (expand_asm_expr): Rename to ...
283 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
284 (expand_case): Rewrite to take gimple statement.
285 * tree.h (expand_asm_stmt): Declare.
286 (expand_case): Change prototype.
287 * Makefile.in (stmt.o): Depend on gimple.h.
288 * builtins.c (expand_builtin_synchronize): Build gimple asm
289 statement, not an ASM_EXPR.
290 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
291 gimple_to_tree, release_stmt_tree): Remove.
292 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
293 ggc_free, but hold comparison code and operands separately.
294 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
295 (expand_call_stmt, expand_gimple_stmt_1,
296 expand_gimple_stmt): New helpers.
297 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
298 release_stmt_tree. Call expand_gimple_stmt instead.
299 (expand_gimple_basic_block): Ditto.
301 * calls.c (emit_call_1): Don't look at EH regions here, make
302 fntree parameter useless.
303 (expand_call): New local rettype for TREE_TYPE(exp), use it
304 throughout. Remove local p, use addr instead.
305 Don't look at EH regions here.
307 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
309 * doc/invoke.texi (-fsched-pressure): Document it.
310 (-fsched-reg-pressure-heuristic): Remove it.
312 * reload.c (ira.h): Include.
313 (find_reloads): Add choosing reload on number of small spilled
316 * haifa-sched.c (ira.h): Include.
317 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
318 saved_reg_pressure, curr_reg_live, saved_reg_live,
319 region_ref_regs): New variables.
320 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
321 initiate_reg_pressure_info, setup_ref_regs,
322 initiate_bb_reg_pressure_info, save_reg_pressure,
323 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
325 (setup_insn_reg_pressure_info): New function.
326 (rank_for_schedule): Add pressure checking and insn issue time.
327 Remove comparison of insn reg weights.
328 (ready_sort): Set insn reg pressure info.
329 (update_register_pressure, setup_insn_max_reg_pressure,
330 update_reg_and_insn_max_reg_pressure,
331 sched_setup_bb_reg_pressure_info): New functions.
332 (schedule_insn): Add code for printing and updating reg pressure
334 (find_set_reg_weight, find_insn_reg_weight): Remove.
335 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
336 (debug_ready_list): Print reg pressure info.
337 (schedule_block): Ditto. Check insn issue time.
338 (sched_init): Set up sched_pressure_p. Allocate and set up some
339 reg pressure related info.
340 (sched_finish): Free some reg pressure related info.
341 (fix_tick_ready): Make insn always ready if pressure_p.
342 (init_h_i_d): Don't call find_insn_reg_weight.
343 (haifa_finish_h_i_d): Free insn reg pressure info.
345 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
346 ira_memory_move_cost, ira_class_hard_regs,
347 ira_class_hard_regs_num, ira_no_alloc_regs,
348 ira_available_class_regs, ira_reg_class_cover_size,
349 ira_reg_class_cover, ira_class_translate): Move to ira.h.
351 * ira-lives.c (single_reg_class): Check mode to find how many
352 registers are necessary for operand.
353 (ira_implicitly_set_insn_hard_regs): New.
355 * common.opt (fsched-pressure): New options.
356 (fsched-reg-pressure-heuristic): Remove.
358 * ira.c (setup_eliminable_regset): Rename to
359 ira_setup_eliminable_regset. Make it external.
360 (expand_reg_info): Pass cover class to setup_reg_classes.
361 (ira): Call resize_reg_info instead of allocate_reg_info.
363 * sched-deps.c: Include ira.h.
364 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
365 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
366 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
367 mark_insn_hard_regno_birth, mark_insn_reg_birth,
368 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
369 mark_insn_reg_store, mark_insn_reg_clobber,
370 setup_insn_reg_pressure_info): New.
371 (sched_analyze_1): Update implicit_reg_pending_uses.
372 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
373 Use them to create dependencies. Set insn reg uses and pressure
374 info. Process reg_pending_uses in one place.
375 (free_deps): Free implicit sets.
376 (remove_from_deps): Remove implicit sets if necessary. Check
377 implicit sets when clearing reg_last_in_use.
378 (init_deps_global): Clear implicit_reg_pending_clobbers and
379 implicit_reg_pending_uses.
381 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
382 ira_memory_move_cost, ira_class_hard_regs,
383 ira_class_hard_regs_num, ira_no_alloc_regs,
384 ira_available_class_regs, ira_reg_class_cover_size,
385 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
386 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
387 ira_implicitly_set_insn_hard_regs): New prototypes.
389 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
390 cost_elements_num): New variables.
391 (allocno_costs, total_costs): Rename to costs and
393 (COSTS_OF_ALLOCNO): Rename to COSTS.
394 (allocno_pref): Rename to pref.
395 (allocno_pref_buffer): Rename to pref_buffer.
396 (common_classes): Rename to regno_cover_class.
398 (record_reg_classes): Set allocno attributes only if allocno_p.
399 (record_address_regs): Ditto. Use COST_INDEX instead of
401 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
402 and COSTS_OF_ALLOCNO.
403 (print_costs): Rename to print_allocno_costs.
404 (print_pseudo_costs): New.
405 (process_bb_node_for_costs): Split into 2 functions with new
406 function process_bb_for_costs. Pass BB to process_bb_for_costs.
407 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
408 new parameter dump_file. Use cost_elements_num instead of
409 ira_allocnos_num. Make one iteration if preferred classes were
410 already calculated for scheduler. Make 2 versions of code
411 depending on allocno_p.
412 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
413 regno_cover_class and COSTS instead of common_classes and
415 (init_costs, finish_costs): New.
416 (ira_costs): Set up allocno_p and cost_elements_num. Call
417 init_costs and finish_costs.
418 (ira_set_pseudo_classes): New.
420 * rtl.h (allocate_reg_info): Remove.
421 (resize_reg_info): Change return type.
422 (reg_cover_class): New.
423 (setup_reg_classes): Add new parameter.
425 * sched-int.h (struct deps_reg): New member implicit_sets.
426 (sched_pressure_p, sched_regno_cover_class): New external
428 (INCREASE_BITS): New macro.
429 (struct reg_pressure_data, struct reg_use_data): New.
430 (struct _haifa_insn_data): Remove reg_weight. Add members
431 reg_pressure, reg_use_list, reg_set_list, and
432 reg_pressure_excess_cost_change.
433 (struct deps): New member implicit_sets.
434 (pressure_p): New variable.
435 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
436 (struct reg_pressure_data, struct reg_use_data): New.
437 (INSN_REG_WEIGHT): Remove.
438 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
439 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
441 (sched_init_region_reg_pressure_info,
442 sched_setup_bb_reg_pressure_info): New prototypes.
444 * reginfo.c (struct reg_pref): New member coverclass.
445 (reg_cover_class): New function.
446 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
447 (reg_info_size): New variable.
448 (allocate_reg_info): Make static. Setup reg_info_size.
449 (resize_reg_info): Use reg_info_size. Return flag of resizing.
450 (setup_reg_classes): Add a new parameter. Setup cover class too.
452 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
455 * sched-rgn.c (deps_join): Set up implicit_sets.
456 (schedule_region): Set up region and basic blocks pressure
459 * passes.c (init_optimization_passes): Move
460 pass_subregs_of_mode_init before pass_sched.
462 2009-09-02 Martin Jambor <mjambor@suse.cz>
464 * tree-sra.c (struct access): New field grp_hint.
465 (dump_access): Dump grp_hint.
466 (sort_and_splice_var_accesses): Set grp_hint if a group is read
468 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
469 those which have been specifically read and somehow written to.
470 (propagate_subacesses_accross_link): Set grp_hint of right child and
471 also possibly of the left child.
473 2009-09-02 Jakub Jelinek <jakub@redhat.com>
475 * tree-object-size.c (addr_object_size): Always use object_size_type
476 0 or 2 when determining the pointer pointed object size.
478 2009-09-02 Richard Guenther <rguenther@suse.de>
481 2009-08-31 Richard Guenther <rguenther@suse.de>
483 * builtins.c (fold_builtin_memory_op): Use the alias oracle
484 to query if the memory regions for memmove overlap.
485 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
486 asserts on pointers, instead deal with odd trees.
487 (ptr_derefs_may_alias_p): Likewise.
488 (refs_may_alias_p_1): Constructor bases also never alias.
490 2009-08-01 Christian Bruel <christian.bruel@st.com>
493 2009-07-31 Christian Bruel <christian.bruel@st.com>
494 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
496 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
498 * doc/invoke.texi (-fvar-tracking-assignments): New.
499 (-fvar-tracking-assignments-toggle): New.
500 (-fdump-final-insns=file): Mark filename as optional.
501 (--param min-nondebug-insn-uid): New.
502 (-gdwarf-@{version}): Mention version 4.
503 * opts.c (common_handle_option): Accept it.
504 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
505 * regrename.c (regrename_optimize): Drop last. Don't count debug
506 insns as uses. Don't reject change because of debug insn.
507 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
508 from the chain starter, and check for inexact matches in
510 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
511 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
512 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
513 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
514 * doc/gimple.texi (is_gimple_debug): New.
515 (gimple_debug_bind_p): New.
516 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
517 * doc/install.texi (bootstrap-debug): More details.
518 (bootstrap-debug-big, bootstrap-debug-lean): Document.
519 (bootstrap-debug-lib): More details.
520 (bootstrap-debug-ckovw): Update.
521 (bootstrap-time): New.
522 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
523 (insert_phi_nodes_for): Insert debug stmts.
524 (rewrite_stmt): Take iterator. Insert debug stmts.
525 (rewrite_enter_block): Adjust.
526 (maybe_replace_use_in_debug_stmt): New.
527 (rewrite_update_stmt): Use it.
528 (mark_use_interesting): Return early for debug stmts.
529 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
530 stmts before replacing stmt.
531 (move_computations_stmt): Likewise.
532 * ira-conflicts.c (add_copies): Skip debug insns.
533 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
534 (regstat_bb_compute_ri): Skip debug insns.
535 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
536 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
537 check_loop_closed_ssa_stmt): Skip debug stmts.
538 * tree-tailcall.c (find_tail_calls): Likewise.
539 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
540 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
541 (build_var_debug_value_stat): Declare.
542 (build_var_debug_value): Define.
543 (target_for_debug_bind): Declare.
544 * reload.c (find_equiv_reg): Skip debug insns.
545 * rtlanal.c (reg_used_between_p): Skip debug insns.
546 (side_effects_p): Likewise.
547 (canonicalize_condition): Likewise.
548 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
549 insns never depend on debug insns.
550 (create_ddg_dep_no_link): Likewise.
551 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
552 Don't add inter-loop dependencies for debug insns.
553 (build_intra_loop_deps): Likewise.
554 (create_ddg): Count debug insns.
555 * ddg.h (struct ddg::num_debug): New.
556 (num_backargs): Pair up with previous int field.
557 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
558 -fcompare-debug-second.
559 * final.c (get_attr_length_1): Skip debug insns.
560 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
561 * gcc.c (invoke_as): Call compare-debug-dump-opt.
562 (driver_self_specs): Map -fdump-final-insns to
563 -fdump-final-insns=..
564 (get_local_tick): New.
565 (compare_debug_dump_opt_spec_function): Test for . argument and
566 compute output name. Compute temp output spec without flag name.
567 Compute -frandom-seed.
568 (OPT): Undef after use.
569 * cfgloopanal.c (num_loop_insns): Skip debug insns.
570 (average_num_loop_insns): Likewise.
571 * params.h (MIN_NONDEBUG_INSN_UID): New.
572 * gimple.def (GIMPLE_DEBUG): New.
573 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
574 * auto-inc-dec.c (merge_in_block): Skip debug insns.
575 (merge_in_block): Fix whitespace.
576 * toplev.c (flag_var_tracking): Update comment.
577 (flag_var_tracking_assignments): New.
578 (flag_var_tracking_assignments_toggle): New.
579 (process_options): Don't open final insns dump file if we're not
580 going to write to it. Compute defaults for var_tracking.
581 * df-scan.c (df_insn_rescan_debug_internal): New.
582 (df_uses_record): Handle debug insns.
583 * haifa-sched.c (ready): Initialize n_debug.
584 (contributes_to_priority): Skip debug insns.
585 (dep_list_size): New.
587 (rank_for_schedule): Likewise. Schedule debug insns as soon as
588 they're ready. Disregard previous debug insns to make decisions.
589 (queue_insn): Never queue debug insns.
590 (ready_add, ready_remove_first, ready_remove): Count debug insns.
591 (schedule_insn): Don't reject debug insns because of issue rate.
592 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
593 (queue_to_ready): Skip and discount debug insns.
594 (choose_ready): Let debug insns through.
595 (schedule_block): Check boundary debug insns. Discount debug
596 insns, schedule them early. Adjust whitespace.
597 (set_priorities): Check for boundary debug insns.
598 (add_jump_dependencies): Use dep_list_size.
599 (prev_non_location_insn): New.
601 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
603 (remove_unused_ivs): Reset debug stmts.
604 * modulo-sched.c (const_iteration_count): Skip debug insns.
605 (res_MII): Discount debug insns.
606 (loop_single_full_bb_p): Skip debug insns.
607 (sms_schedule): Likewise.
608 (sms_schedule_by_order): Likewise.
609 (ps_has_conflicts): Likewise.
610 * caller-save.c (refmarker_fn): New.
611 (save_call_clobbered_regs): Replace regs with saved mem in
613 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
614 Call refmarker_fn mark for hardregnos.
615 (mark_reg_as_referenced): New.
616 (replace_reg_with_saved_mem): New.
617 * ipa-pure-const.c (check_stmt): Skip debug stmts.
618 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
620 (cse_extended_basic_block): Skip debug insns.
621 (count_reg_usage): Likewise.
622 (is_dead_reg): New, split out of...
623 (set_live_p): ... here.
624 (insn_live_p): Use it for debug insns.
625 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
626 (execute_optimize_stdarg): Likewise.
627 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
628 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
629 changes in debug stmts as changes.
630 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
631 (moveup_expr): Don't move across debug insns. Don't move
632 debug insn if it would create a bookkeeping block.
633 (moveup_expr_cached): Don't use cache for debug insns that
635 (compute_av_set_inside_bb): Skip debug insns.
636 (sel_rank_for_schedule): Schedule debug insns first. Remove
638 (block_valid_for_bookkeeping_p); Support lax searches.
639 (create_block_for_bookkeeping): Adjust block numbers when
640 encountering debug-only blocks.
641 (find_place_for_bookkeeping): Deal with debug-only blocks.
642 (generate_bookkeeping_insn): Accept no place to insert.
643 (remove_temp_moveop_nops): New argument full_tidying.
644 (prepare_place_to_insert): Deal with debug insns.
645 (advance_state_on_fence): Debug insns don't start cycles.
646 (update_boundaries): Take fence as argument. Deal with
648 (schedule_expr_on_boundary): No full_tidying on debug insns.
649 (fill_insns): Deal with debug insns.
650 (track_scheduled_insns_and_blocks): Don't count debug insns.
651 (need_nop_to_preserve_insn_bb): New, split out of...
652 (remove_insn_from_stream): ... this.
653 (fur_orig_expr_not_found): Skip debug insns.
654 * rtl.def (VALUE): Move up.
656 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
658 (nearest_common_dominator_of_uses): Take debug_stmts argument.
659 Set it if debug stmts are found.
660 (statement_sink_location): Skip debug stmts. Propagate
661 moving defs into debug stmts.
662 * ifcvt.c (first_active_insn): Skip debug insns.
663 (last_active_insns): Likewise.
664 (cond_exec_process_insns): Likewise.
665 (noce_process_if_block): Likewise.
666 (check_cond_move_block): Likewise.
667 (cond_move_convert_if_block): Likewise.
668 (block_jumps_and_fallthru_p): Likewise.
669 (dead_or_predicable): Likewise.
670 * dwarf2out.c (debug_str_hash_forced): New.
671 (find_AT_string): Add comment.
672 (gen_label_for_indirect_string): New.
673 (get_debug_string_label): New.
674 (AT_string_form): Use it.
675 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
676 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
677 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
678 several operations that cannot be represented with DWARF opcodes.
679 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
680 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
681 (dwarf2out_var_location): Take during-call mark into account.
682 (output_indirect_string): Update comment. Output if there are
683 label and references.
684 (prune_indirect_string): New.
685 (prune_unused_types): Call it if debug_str_hash_forced.
686 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
687 (dw_long_long_const): Remove.
688 (struct dw_val_struct): Change val_long_long type to rtx.
689 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
690 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
691 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
692 component instead of HOST_BITS_PER_LONG.
693 (output_loc_operands): Likewise. For const8* assert
694 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
695 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
696 rather than HOST_BITS_PER_LONG is >= 64.
697 (add_AT_long_long): Remove val_hi and val_lo arguments, add
699 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
700 HOST_BITS_PER_LONG for dw_val_class_long_long.
701 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
702 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
703 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
705 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
706 Handle DW_OP_implicit_value.
707 (extract_int): Move prototype earlier.
708 (mem_loc_descriptor): For SUBREG punt if inner
709 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
710 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
711 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
712 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
713 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
714 instead of Pmode size.
715 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
716 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
717 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
718 (concat_loc_descriptor, concatn_loc_descriptor,
719 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
720 (add_location_or_const_value_attribute): Likewise. For single
721 location loc_lists attempt to use add_const_value_attribute
722 for constant decls. Add DW_AT_const_value even if
723 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
725 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
726 (control_flow_insn_p): Likewise.
727 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
729 (separate_decls_in_region_debug_bind): New.
730 (separate_decls_in_region): Process debug bind stmts afterwards.
731 * recog.c (verify_changes): Handle debug insns.
732 (extract_insn): Likewise.
733 (peephole2_optimize): Skip debug insns.
734 * dse.c (scan_insn): Skip debug insns.
735 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
737 (setup_id_for_insn): Handle debug insns.
738 (maybe_tidy_empty_bb): Adjust whitespace.
739 (tidy_control_flow): Skip debug insns.
740 (sel_remove_insn): Adjust for debug insns.
741 (sel_estimate_number_of_insns): Skip debug insns.
742 (create_insn_rtx_from_pattern): Handle debug insns.
743 (create_copy_of_insn_rtx): Likewise.
744 * sel-sched-.h (sel_bb_end): Declare.
745 (sel_bb_empty_or_nop_p): New.
746 (get_all_loop_exits): Use it.
747 (_eligible_successor_edge_p): Likewise.
748 (return_nop_to_pool): Adjust.
749 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
750 * ira-lives.c (process_bb_node_lives): Skip debug insns.
751 * gimple-pretty-print.c (dump_gimple_debug): New.
752 (dump_gimple_stmt): Use it.
753 (dump_bb_header): Skip gimple debug stmts.
754 * regmove.c (optimize_reg_copy_1): Discount debug insns.
755 (fixup_match_2): Likewise.
756 (regmove_backward_pass): Likewise. Simplify combined
757 replacement. Handle debug insns.
758 * function.c (instantiate_virtual_regs): Handle debug insns.
759 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
760 * print-rtl.h: Include cselib.h.
761 (print_rtx): Print VALUEs. Split out and recurse for
763 * df.h (df_inns_rescan_debug_internal): Declare.
764 * gcse.c (alloc_hash_table): Estimate n_insns.
765 (cprop_insn): Don't regard debug insns as changes.
766 (bypass_conditional_jumps): Skip debug insns.
767 (one_pre_gcse_pass): Adjust.
768 (one_code_hoisting_pass): Likewise.
769 (compute_ld_motion_mems): Skip debug insns.
770 (one_cprop_pass): Adjust.
771 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
772 (if_convertible_stmt_p): Handle debug stmts.
773 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
774 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
775 * ira-build.c (create_bb_allocnos): Skip debug insns.
776 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
777 (has_single_use): Likewise.
778 (single_imm_use): Likewise.
779 (num_imm_uses): Likewise.
780 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
781 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
782 (create_outofssa_var_map): Likewise.
783 * lower-subreg.c (adjust_decomposed_uses): New.
784 (resolve_debug): New.
785 (decompose_multiword_subregs): Use it.
786 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
787 * emit-rtl.c: Include params.h.
788 (cur_debug_insn_uid): Define.
789 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
790 (copy_rtx_if_shared_1): Handle debug insns.
791 (reset_used_flags): Likewise.
792 (set_used_flags): LIkewise.
793 (get_max_insn_count): New.
794 (next_nondebug_insn): New.
795 (prev_nondebug_insn): New.
796 (make_debug_insn_raw): New.
797 (emit_insn_before_noloc): Handle debug insns.
798 (emit_jump_insn_before_noloc): Likewise.
799 (emit_call_insn_before_noloc): Likewise.
800 (emit_debug_insn_before_noloc): New.
801 (emit_insn_after_noloc): Handle debug insns.
802 (emit_jump_insn_after_noloc): Likewise.
803 (emit_call_insn_after_noloc): Likewise.
804 (emit_debug_insn_after_noloc): Likewise.
805 (emit_insn_after): Take loc from earlier non-debug insn.
806 (emit_jump_insn_after): Likewise.
807 (emit_call_insn_after): Likewise.
808 (emit_debug_insn_after_setloc): New.
809 (emit_debug_insn_after): New.
810 (emit_insn_before): Take loc from later non-debug insn.
811 (emit_jump_insn_before): Likewise.
812 (emit_call_insn_before): Likewise.
813 (emit_debug_insn_before_setloc): New.
814 (emit_debug_insn_before): New.
815 (emit_insn): Handle debug insns.
816 (emit_debug_insn): New.
817 (emit_jump_insn): Handle debug insns.
818 (emit_call_insn): Likewise.
820 (init_emit): Take min-nondebug-insn-uid into account.
821 Initialize cur_debug_insn_uid.
822 (emit_copy_of_insn_after): Handle debug insns.
823 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
824 location of single rhs in place.
825 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
826 (floor_sdiv_adjust): New.
827 (cell_sdiv_adjust): New.
828 (cell_udiv_adjust): New.
829 (round_sdiv_adjust): New.
830 (round_udiv_adjust): New.
831 (wrap_constant): Moved from cselib.
832 (unwrap_constant): New.
833 (expand_debug_expr): New.
834 (expand_debug_locations): New.
835 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
837 (gimple_expand_cfg): Expand debug locations.
838 * cselib.c: Include tree-pass.h.
839 (struct expand_value_data): New.
840 (cselib_record_sets_hook): New.
841 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
842 (cselib_clear_table): Move, and implemnet in terms of...
843 (cselib_reset_table_with_next_value): ... this.
844 (cselib_get_next_unknown_value): New.
845 (discard_useless_locs): Don't discard preserved values.
846 (cselib_preserve_value): New.
847 (cselib_preserved_value_p): New.
848 (cselib_preserve_definitely): New.
849 (cselib_clear_preserve): New.
850 (cselib_preserve_only_values): New.
851 (new_cselib_val): Take rtx argument. Dump it in details.
852 (cselib_lookup_mem): Adjust.
853 (expand_loc): Take regs_active in struct. Adjust. Silence
854 dumps unless details are requested.
855 (cselib_expand_value_rtx_cb): New.
856 (cselib_expand_value_rtx): Rename and reimplment in terms of...
857 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
858 without details. Copy more subregs. Try to resolve values
859 using a callback. Wrap constants.
860 (cselib_subst_to_values): Adjust.
861 (cselib_log_lookup): New.
862 (cselib_lookup): Call it.
863 (cselib_invalidate_regno): Don't count preserved values as
865 (cselib_invalidate_mem): Likewise.
866 (cselib_record_set): Likewise.
867 (struct set): Renamed to cselib_set, moved to cselib.h.
868 (cselib_record_sets): Adjust. Call hook.
869 (cselib_process_insn): Reset table when it would be cleared.
870 (dump_cselib_val): New.
871 (dump_cselib_table): New.
872 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
873 (remove_forwarder_block): Support moving debug stmts.
874 * cselib.h (cselib_record_sets_hook): Declare.
875 (cselib_expand_callback): New type.
876 (cselib_expand_value_rtx_cb): Declare.
877 (cselib_reset_table_with_next_value): Declare.
878 (cselib_get_next_unknown_value): Declare.
879 (cselib_preserve_value): Declare.
880 (cselib_preserved_value_p): Declare.
881 (cselib_preserve_only_values): Declare.
882 (dump_cselib_table): Declare.
883 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
884 (try_crossjump_to_edge): Likewise.
885 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
886 dominated blocks when debug stmts are present.
887 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
888 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
889 (set_var_live_on_entry): Likewise.
890 * loop-invariant.c (find_invariants_bb): Skip debug insns.
891 * cfglayout.c (curr_location, last_location): Make static.
892 (set_curr_insn_source_location): Don't avoid bouncing.
893 (get_curr_insn_source_location): New.
894 (get_curr_insn_block): New.
895 (duplicate_insn_chain): Handle debug insns.
896 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
898 * common.opt (fcompare-debug): Move to sort order.
899 (fdump-unnumbered-links): Likewise.
900 (fvar-tracking-assignments): New.
901 (fvar-tracking-assignments-toggle): New.
902 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
903 because of debug stmts.
904 (mark_stmt_if_obviously_necessary): Mark debug stmts.
905 (eliminate_unnecessary_stmts): Walk dominated blocks before
907 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
908 * ira.c (memref_used_between_p): Skip debug insns.
909 (update_equiv_regs): Likewise.
910 * sched-deps.c (sd_lists_size): Accept empty list.
911 (sd_init_insn): Mark debug insns.
912 (sd_finish_insn): Unmark them.
913 (sd_add_dep): Reject non-debug deps on debug insns.
914 (fixup_sched_groups): Give debug insns group treatment.
916 (sched_analyze_reg): Don't mark debug insns for sched before call.
917 (sched_analyze_2): Handle debug insns.
918 (sched_analyze_insn): Compute next non-debug insn. Handle debug
920 (deps_analyze_insn): Handle debug insns.
921 (deps_start_bb): Skip debug insns.
922 (init_deps): Initialize last_debug_insn.
923 * tree-ssa.c (target_for_debug_bind): New.
924 (find_released_ssa_name): New.
925 (propagate_var_def_into_debug_stmts): New.
926 (propagate_defs_into_debug_stmts): New.
927 (verify_ssa): Skip debug bind stmts without values.
928 (warn_uninialized_vars): Skip debug stmts.
929 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
930 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
931 (rtx_equal_p): Likewise.
932 * ira-costs.c (scan_one_insn): Skip debug insns.
933 (process_bb_node_for_hard_reg_moves): Likewise.
934 * rtl.h (DEBUG_INSN_P): New.
935 (NONDEBUG_INSN_P): New.
936 (MAY_HAVE_DEBUG_INSNS): New.
937 (INSN_P): Accept debug insns.
938 (RTX_FRAME_RELATED_P): Likewise.
939 (INSN_DELETED_P): Likewise
940 (PAT_VAR_LOCATION_DECL): New.
941 (PAT_VAR_LOCATION_LOC): New.
942 (PAT_VAR_OCATION_STATUS): New.
943 (NOTE_VAR_LOCATION_DECL): Reimplement.
944 (NOTE_VAR_LOCATION_LOC): Likewise.
945 (NOTE_VAR_LOCATION_STATUS): Likewise.
946 (INSN_VAR_LOCATION): New.
947 (INSN_VAR_LOCATION_DECL): New.
948 (INSN_VAR_LOCATION_LOC): New.
949 (INSN_VAR_LOCATION_STATUS): New.
950 (gen_rtx_UNKNOWN_VAR_LOC): New.
951 (VAR_LOC_UNKNOWN_P): New.
952 (NOTE_DURING_CALL_P): New.
953 (SCHED_GROUP_P): Accept debug insns.
954 (emit_debug_insn_before): Declare.
955 (emit_debug_insn_before_noloc): Declare.
956 (emit_debug_insn_beore_setloc): Declare.
957 (emit_debug_insn_after): Declare.
958 (emit_debug_insn_after_noloc): Declare.
959 (emit_debug_insn_after_setloc): Declare.
960 (emit_debug_insn): Declare.
961 (make_debug_insn_raw): Declare.
962 (prev_nondebug_insn): Declare.
963 (next_nondebug_insn): Declare.
964 (delegitimize_mem_from_attrs): Declare.
965 (get_max_insn_count): Declare.
966 (wrap_constant): Declare.
967 (unwrap_constant): Declare.
968 (get_curr_insn_source_location): Declare.
969 (get_curr_insn_block): Declare.
970 * tree-inline.c (insert_debug_decl_map): New.
971 (processing_debug_stmt): New.
972 (remap_decl): Don't create new mappings in debug stmts.
973 (remap_gimple_op_r): Don't add references in debug stmts.
974 (copy_tree_body_r): Likewise.
975 (remap_gimple_stmt): Handle debug bind stmts.
976 (copy_bb): Skip debug stmts.
977 (copy_edges_for_bb): Likewise.
978 (copy_debug_stmt): New.
979 (copy_debug_stmts): New.
980 (copy_body): Copy debug stmts at the end.
981 (insert_init_debug_bind): New.
982 (insert_init_stmt): Take id. Skip and emit debug stmts.
983 (setup_one_parameter): Remap variable earlier, register debug
985 (estimate_num_insns): Skip debug stmts.
986 (expand_call_inline): Preserve debug_map.
987 (optimize_inline_calls): Check for no debug_stmts left-overs.
988 (unsave_expr_now): Preserve debug_map.
989 (copy_gimple_seq_and_replace_locals): Likewise.
990 (tree_function_versioning): Check for no debug_stmts left-overs.
991 Init and destroy debug_map as needed. Split edges unconditionally.
992 (build_duplicate_type): Init and destroy debug_map as needed.
993 * tree-inline.h: Include gimple.h instead of pointer-set.h.
994 (struct copy_body_data): Add debug_stmts and debug_map.
995 * sched-int.h (struct ready_list): Add n_debug.
996 (struct deps): Add last_debug_insn.
997 (DEBUG_INSN_SCHED_P): New.
998 (BOUNDARY_DEBUG_INSN_P): New.
999 (SCHEDULE_DEBUG_INSN_P): New.
1000 (sd_iterator_cond): Accept empty list.
1001 * combine.c (create_log_links): Skip debug insns.
1002 (combine_instructions): Likewise.
1003 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1004 return value is always unshared.
1005 (struct rtx_subst_pair): New.
1006 (auto_adjust_pair): New.
1007 (propagate_for_debug_subst): New.
1008 (propagate_for_debug): New.
1009 (try_combine): Skip debug insns. Propagate removed defs into
1011 (next_nonnote_nondebug_insn): New.
1012 (distribute_notes): Use it. Skip debug insns.
1013 (distribute_links): Skip debug insns.
1014 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1015 * resource.c (mark_target_live_regs): Likewise.
1016 * var-tracking.c: Include cselib.h and target.h.
1017 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1019 (micro_operation_type_name): New.
1020 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1021 (struct micro_operation_def): Update comments.
1022 (decl_or_value): New type. Use instead of decls.
1023 (struct emit_note_data_def): Add vars.
1024 (struct attrs_def): Use decl_or_value.
1025 (struct variable_tracking_info_def): Add permp, flooded.
1026 (struct location_chain_def): Update comment.
1027 (struct variable_part_def): Use decl_or_value.
1028 (struct variable_def): Make var_part a variable length array.
1030 (scratch_regs): New.
1031 (cselib_hook_called): New.
1032 (dv_is_decl_p): New.
1033 (dv_is_value_p): New.
1036 (dv_as_opaque): New.
1037 (dv_onepart_p): New.
1039 (IS_DECL_CODE): New.
1040 (check_value_is_not_decl): New.
1041 (dv_from_decl): New.
1042 (dv_from_value): New.
1043 (dv_htab_hash): New.
1044 (variable_htab_hash): Use it.
1045 (variable_htab_eq): Support values.
1046 (variable_htab_free): Free from the right pool.
1047 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1048 (attrs_list_union): Adjust.
1049 (attrs_list_mpdv_union): New.
1050 (tie_break_pointers): New.
1051 (canon_value_cmp): New.
1052 (unshare_variable): Return possibly-modified slot.
1053 (vars_copy_1): Adjust.
1054 (var_reg_decl_set): Adjust. Split out of...
1055 (var_reg_set): ... this.
1056 (get_init_value): Adjust.
1057 (var_reg_delete_and_set): Adjust.
1058 (var_reg_delete): Adjust.
1059 (var_regno_delete): Adjust.
1060 (var_mem_decl_set): Split out of...
1061 (var_mem_set): ... this.
1062 (var_mem_delete_and_set): Adjust.
1063 (var_mem_delete): Adjust.
1067 (variable_union): Adjust. Speed up merge of 1-part vars.
1068 (variable_canonicalize): Use unshared slot.
1069 (VALUED_RECURSED_INTO): New.
1070 (find_loc_in_1pdv): New.
1071 (struct dfset_merge): New.
1072 (insert_into_intersection): New.
1073 (intersect_loc_chains): New.
1075 (canonicalize_loc_order_check): New.
1076 (canonicalize_values_mark): New.
1077 (canonicalize_values_star): New.
1078 (variable_merge_over_cur): New.
1079 (variable_merge_over_src): New.
1080 (dataflow_set_merge): New.
1081 (dataflow_set_equiv_regs): New.
1082 (remove_duplicate_values): New.
1083 (struct dfset_post_merge): New.
1084 (variable_post_merge_new_vals): New.
1085 (variable_post_merge_perm_vals): New.
1086 (dataflow_post_merge_adjust): New.
1087 (find_mem_expr_in_1pdv): New.
1088 (dataflow_set_preserve_mem_locs): New.
1089 (dataflow_set_remove_mem_locs): New.
1090 (dataflow_set_clear_at_call): New.
1091 (onepart_variable_different_p): New.
1092 (variable_different_p): Use it.
1093 (dataflow_set_different_1): Adjust. Make detailed dump
1095 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1097 (track_loc_p): Pass it true.
1098 (struct count_use_info): New.
1099 (find_use_val): New.
1100 (replace_expr_with_values): New.
1102 (use_type): New, partially split out of...
1103 (count_uses): ... this. Count new micro-ops.
1104 (count_uses_1): Adjust.
1105 (count_stores): Adjust.
1106 (count_with_sets): New.
1107 (VAL_NEEDS_RESOLUTION): New.
1108 (VAL_HOLDS_TRACK_EXPR): New.
1109 (VAL_EXPR_IS_COPIED): New.
1110 (VAL_EXPR_IS_CLOBBERED): New.
1111 (add_uses): Adjust. Generate new micro-ops.
1112 (add_uses_1): Adjust.
1113 (add_stores): Generate new micro-ops.
1114 (add_with_sets): New.
1115 (find_src_status): Adjust.
1116 (find_src_set_src): Adjust.
1117 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1118 Handle new micro-ops. Canonicalize value equivalances.
1119 (vt_find_locations): Compute total size of hash tables for
1120 dumping. Perform merge for var-tracking-assignments. Don't
1121 disregard single-block loops.
1122 (dump_attrs_list): Handle decl_or_value.
1123 (dump_variable): Take variable. Deal with decl_or_value.
1124 (dump_variable_slot): New.
1125 (dump_vars): Use it.
1126 (dump_dataflow_sets): Adjust.
1127 (set_slot_part): New, extended to support one-part variables
1128 after splitting out of...
1129 (set_variable_part): ... this.
1130 (clobber_slot_part): New, split out of...
1131 (clobber_variable_part): ... this.
1132 (delete_slot_part): New, split out of...
1133 (delete_variable_part): .... this.
1134 (check_wrap_constant): New.
1135 (vt_expand_loc_callback): New.
1136 (vt_expand_loc): New.
1137 (emit_note_insn_var_location): Adjust. Handle values. Handle
1138 EMIT_NOTE_AFTER_CALL_INSN.
1139 (emit_notes_for_differences_1): Adjust. Handle values.
1140 (emit_notes_for_differences_2): Likewise.
1141 (emit_notes_for_differences): Adjust.
1142 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1143 notes. Adjust. Handle new micro-ops.
1144 (vt_add_function_parameters): Adjust. Create and bind values.
1145 (vt_initialize): Adjust. Initialize scratch_regs and
1146 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1147 operations. Move some code to count_with_sets and add_with_sets.
1148 (delete_debug_insns): New.
1149 (vt_debug_insns_local): New.
1150 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1152 (var_tracking_main): If var-tracking-assignments is enabled
1153 but var-tracking isn't, delete debug insns and leave. Likewise
1154 if we exceed limits or fail the stack adjustments tests, and
1155 after all var-tracking processing.
1156 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1157 (dataflow_set): Add traversed_vars.
1158 (value_chain, const_value_chain): New typedefs.
1159 (value_chain_pool, value_chains): New variables.
1160 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1161 add_value_chains, add_cselib_value_chains, remove_value_chain,
1162 remove_value_chains, remove_cselib_value_chains): New functions.
1163 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1164 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1166 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1167 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1168 (dst_can_be_shared): New variable.
1169 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1170 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1171 different from set->vars, look up slot again instead of using the
1173 (dataflow_set_init): Initialize traversed_vars.
1174 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1175 lookup if set->vars is shared. Don't keep slot cleared before
1176 calling unshare_variable. Unshare set->vars if needed. Adjust
1177 unshare_variable callers. Clear dst_can_be_shared if needed.
1178 Even ->refcount == 1 vars must be unshared if set->vars is shared
1179 and var needs to be modified.
1180 (dataflow_set_union): Set traversed_vars during canonicalization.
1181 (VALUE_CHANGED, DECL_CHANGED): Define.
1182 (set_dv_changed, dv_changed_p): New static inlines.
1183 (track_expr_p): Clear DECL_CHANGED.
1184 (dump_dataflow_sets): Set it.
1185 (variable_was_changed): Call set_dv_changed.
1186 (emit_note_insn_var_location): Likewise.
1187 (changed_variables_stack): New variable.
1188 (check_changed_vars_1, check_changed_vars_2): New functions.
1189 (emit_notes_for_changes): Do nothing if changed_variables is
1190 empty. Traverse changed_variables with check_changed_vars_1,
1191 call check_changed_vars_2 on each changed_variables_stack entry.
1192 (emit_notes_in_bb): Add SET argument. Just clear it at the
1193 beginning, use it instead of local &set, don't destroy it at the
1195 (vt_emit_notes): Call dataflow_set_clear early on all
1196 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1197 computed set, dataflow_set_clear also VTI(bb)->in when we are
1198 done with the basic block. Initialize changed_variables_stack,
1199 free it afterwards. If ENABLE_CHECKING verify that after noting
1200 differences to an empty set value_chains hash table is empty.
1201 (vt_initialize): Initialize value_chains and value_chain_pool.
1202 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1203 (variable_tracking_main): Call dump_dataflow_sets before calling
1204 vt_emit_notes, not after it.
1205 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1206 (propagate_var_def_into_debug_stmts): Declare.
1207 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1208 (df_set_note): Reject debug insns.
1209 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1210 add notes to debug insns.
1211 (df_note_bb_compute): Adjust. Likewise.
1212 (df_simulate_uses): Skip debug insns.
1213 (df_simulate_initialize_backwards): Likewise.
1214 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1215 (subst_stack_regs_pat): Reject debug insns.
1216 (convert_regs_1): Handle debug insns.
1217 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1218 (print-rtl.o): Depend on cselib.h.
1219 (cselib.o): Depend on TREE_PASS_H.
1220 (var-tracking.o): Depend on cselib.h and TARGET_H.
1221 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1223 (init_ready_list): Skip boundary debug insns.
1224 (add_branch_dependences): Skip debug insns.
1225 (free_block_dependencies): Check for blocks with only debug
1227 (compute_priorities): Likewise.
1228 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1229 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1231 (gimple_build_debug_bind_stat): New.
1232 (empty_body_p): Skip debug stmts.
1233 (gimple_has_side_effects): Likewise.
1234 (gimple_rhs_has_side_effects): Likewise.
1235 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1236 (gimple_build_debug_bind_stat): Declare.
1237 (gimple_build_debug_bind): Define.
1238 (is_gimple_debug): New.
1239 (gimple_debug_bind_p): New.
1240 (gimple_debug_bind_get_var): New.
1241 (gimple_debug_bind_get_value): New.
1242 (gimple_debug_bind_get_value_ptr): New.
1243 (gimple_debug_bind_set_var): New.
1244 (gimple_debug_bind_set_value): New.
1245 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1246 (gimple_debug_bind_reset_value): New.
1247 (gimple_debug_bind_has_value_p): New.
1248 (gsi_next_nondebug): New.
1249 (gsi_prev_nondebug): New.
1250 (gsi_start_nondebug_bb): New.
1251 (gsi_last_nondebug_bb): New.
1252 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1253 (print_insn): Handle DEBUG_INSN.
1254 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1255 of first insn prevail.
1256 (first_stmt): Skip debug stmts.
1257 (first_non_label_stmt): Likewise.
1258 (last_stmt): Likewise.
1259 (has_zero_uses_1): New.
1260 (single_imm_use_1): New.
1261 (verify_gimple_debug): New.
1262 (verify_types_in_gimple_stmt): Handle debug stmts.
1263 (verify_stmt): Likewise.
1264 (debug_loop_num): Skip debug stmts.
1265 (remove_edge_and_dominated_blocks): Remove dominators last.
1266 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1268 (linearize_expr): Likewise.
1269 * config/i386/i386.c (ix86_delegitimize_address): Call
1270 default implementation.
1271 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1273 (group_barrier_needed): Skip debug insns.
1274 (emit_insn_group_barriers): Likewise.
1275 (emit_all_insn_group_barriers): Likewise.
1276 (ia64_variable_issue): Handle debug insns.
1277 (ia64_dfa_new_cycle): Likewise.
1278 (final_emit_insn_group_barriers): Skip debug insns.
1279 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1280 def cfa without frame.
1281 (process_set): Likewise.
1282 (process_for_unwind_directive): Pass frame on.
1283 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1284 (rs6000_delegitimize_address): New.
1285 (rs6000_debug_adjust_cost): Handle debug insns.
1286 (is_microcoded_insn): Likewise.
1287 (is_cracked_insn): Likewise.
1288 (is_nonpipeline_insn): Likewise.
1289 (insn_must_be_first_in_group): Likewise.
1290 (insn_must_be_last_in_group): Likewise.
1291 (force_new_group): Likewise.
1292 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1293 contains only debug insns.
1294 (rtl_merge_blocks): Skip debug insns.
1295 (purge_dead_edges): Likewise.
1296 (rtl_block_ends_with_call_p): Skip debug insns.
1297 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1298 (mark_reg_dependencies): Skip debug insns.
1299 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1300 * tree-ssanames.c (release_ssa_name): Propagate def into
1302 * tree-ssa-threadedge.c
1303 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1304 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1305 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1306 (copyprop_hardreg_forward_1): Handle debug insns.
1307 * reload1.c (reload): Skip debug insns. Replace unassigned
1308 pseudos in debug insns with their equivalences.
1309 (eliminate_regs_in_insn): Skip debug insns.
1310 (emit_input_reload_insns): Skip debug insns at first, adjust
1312 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1313 (get_indirect_ref_operands): Pass opf_no_vops on.
1314 (get_expr_operands): Likewise. Skip debug stmts.
1315 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1317 2009-09-01 Richard Henderson <rth@redhat.com>
1319 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1320 stmt_ends_pp_p statements at least once.
1321 * tree-vrp.c (vrp_initialize): Likewise.
1322 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1324 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1327 Fix AIX bootstrap after PR debug/30161
1328 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1329 that is a GNU extension.
1330 (tmpl_value_parm_die_table): Move the definition of this global
1331 outside #ifdef DWARF2_DEBUGGING_INFO region.
1333 2009-09-01 Richard Guenther <rguenther@suse.de>
1335 * tree.c (tree_expr_size): New function.
1336 * tree.h (tree_expr_size): Declare.
1337 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1338 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1339 * langhooks.c (lhd_expr_size): Remove.
1340 * langhooks.h (struct lang_hooks): Remove expr_size.
1341 * explow.c (expr_size): Use tree_expr_size.
1342 (int_expr_size): Likewise.
1343 * langhooks-def.h (lhd_expr_size): Remove.
1344 (LANG_HOOKS_EXPR_SIZE): Likewise.
1345 (LANG_HOOKS_INITIALIZER): Adjust.
1347 2009-09-01 Richard Guenther <rguenther@suse.de>
1349 * tree-flow.h (mark_addressable): Move declaration ...
1350 * tree.h (mark_addressable): ... here.
1351 * stmt.c (expand_asm_operands): Use mark_addressable, not
1352 lang_hooks.mark_addressable.
1353 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1354 LANG_HOOKS_MARK_ADDRESSABLE.
1355 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1356 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1358 2009-08-31 Chris Demetriou <cgd@google.com>
1360 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1361 vectorize if not TARGET_SSE2.
1363 2009-08-31 DJ Delorie <dj@redhat.com>
1365 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1366 registers if no coprocessor is enabled.
1368 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1371 * cgraph.h (cgraph_get_node): Declare ...
1372 * cgraph.c (cgraph_get_node): ... new function.
1373 * dwarf2out.c (gen_generic_params_dies,
1374 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1375 make_ith_pack_parameter_name,
1376 append_entry_to_tmpl_value_parm_die_table,
1377 gen_remaining_tmpl_value_param_die_attribute): New functions.
1378 (gen_subprogram_die): Generate debug info for template parameters
1379 if debug info level is higher than DINFO_LEVEL_TERSE.
1380 Use tree_add_const_value_attribute_for_decl instead of
1381 tree_add_const_value_attribute.
1382 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1383 instead of tree_add_const_value_attribute.
1384 (gen_struct_or_union_type_die): Generate debug
1385 info for template parameters if debug info level is higher than
1387 (tree_add_const_value_attribute): Handle integral and pointer
1388 constants. Update comment.
1389 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1390 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1391 (reference_to_unused): Fix thinko. Remove redundant predicates from
1393 (tree_add_const_value_attribute): Make this work for constant
1395 tree_add_const_value_attribute_for_decl is to be used for variable
1397 (add_location_or_const_value_attribute): Use
1398 tree_add_const_value_attribute_for_decl now.
1399 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1400 DW_TAG_template_value_param DIEs after function DIEs have been
1402 * langhooks.h (lang_hooks_for_types): Add
1403 get_argument_pack_elems.
1404 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1405 (lang_hooks): Added get_innermost_generic_parms,
1406 get_innermost_generic_args.
1407 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1408 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1409 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1410 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1412 2009-08-31 DJ Delorie <dj@redhat.com>
1414 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1415 it once we start generating the prologue or epilogue.
1416 (mep_call_saves_register): If the frame is locked, re-use
1418 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1419 (mep_expand_prologue): Call it.
1420 (mep_expand_epilogue): Likewise.
1421 (mep_start_function): Use the same logic as mep_expand_prologue.
1422 (mep_pass_by_reference): Make logic more readable.
1423 (mep_return_in_memory): Zero-sized objects are passed in memory.
1424 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1427 2009-08-31 Richard Guenther <rguenther@suse.de>
1429 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1430 to query if the memory regions for memmove overlap.
1431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1432 asserts on pointers, instead deal with odd trees.
1433 (ptr_derefs_may_alias_p): Likewise.
1434 (refs_may_alias_p_1): Constructor bases also never alias.
1436 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1438 * doc/install.texi (Final install): Adjust reference on where to
1439 order printed manuals.
1441 2009-08-30 Olivier Hainque <hainque@adacore.com>
1443 * dwarf2out.c (switch_to_frame_table_section): Move
1444 definition prior to first use.
1446 2009-08-30 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/41186
1449 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1450 (ao_ref_init_from_ptr_and_size): New function.
1451 (ref_maybe_used_by_call_p_1): Be more precise tracking
1452 used ranges for builtin functions.
1453 (ref_maybe_used_by_call_p): Adjust.
1454 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1455 ranges for builtin functions.
1456 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1458 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1461 * fwprop.c (get_reg_use_in): Delete.
1462 (free_load_extend): New function.
1463 (forward_propagate_subreg): Use it.
1465 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1469 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1472 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1475 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1477 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1478 fini or fini_array section.
1480 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1482 * graphite-dependences.c (graphite_legal_transform_bb): Call
1483 pbb_remove_duplicate_pdrs.
1484 * graphite-poly.c (can_collapse_pdr): Removed.
1485 (pdr_find_duplicate): Removed.
1486 (can_collapse_pdrs): New.
1487 (pbb_remove_duplicate_pdrs): New.
1488 (new_poly_dr): Do not look for duplicates.
1489 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1490 (PBB_PDR_DUPLICATES_REMOVED): New.
1491 (pbb_remove_duplicate_pdrs): Declared.
1493 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1495 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1496 the strides by multiplying by PDR_NB_REFS.
1497 * graphite-poly.c (can_collapse_pdr): New.
1498 (pdr_find_duplicate): New.
1499 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1500 Initialize PDR_NB_REFS.
1501 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1503 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1505 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1508 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1511 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1513 * graphite-dependences.c (pddr_original_scattering): Return NULL
1514 for read-read dependence relations.
1515 * graphite-poly.h (enum poly_dr_type): Fix comment.
1518 (pdr_may_write_p): New.
1520 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1522 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1523 (struct poly_dr): Same.
1524 (new_poly_dr): Same.
1525 * graphite-poly.c (new_poly_dr): Same.
1526 * graphite-dependences.c (dot_deps): Disable call to system.
1528 2009-08-28 Cary Coutant <ccoutant@google.com>
1531 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1532 struct/union/enum types local to a function.
1534 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1535 Sebastian Pop <sebastian.pop@amd.com>
1537 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1538 pbb_strip_mine_time_depth. Changed the implementation so that
1539 transformation is expressed as a transformation on
1540 time (scatttering) dimensions. Also, ensures that the 2d+1
1541 scheduling format is preserved.
1542 (pbb_strip_mine_profitable_p): Profitability is based on the
1543 iteration number of a given time (scattering) dimension,
1544 and not on a original loop depth dimension.
1545 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1546 (pbb_do_strip_mine): Call psct_dynamic_dim.
1547 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1548 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1549 (pbb_nb_dynamic_scattering_transform): New.
1550 (psct_dynamic_dim): New.
1552 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1554 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1555 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1556 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1557 * graphite-interchange.c (build_linearized_memory_access): Same.
1558 (memory_stride_in_loop): Same.
1560 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1562 * graphite-dependences.c (pddr_original_scattering): New.
1563 (graphite_legal_transform_dr): Call pddr_original_scattering.
1566 * graphite-dependences.h (dot_deps): Declared.
1567 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1568 (print_pdr): Print PDR_ID.
1569 * graphite-poly.h (struct poly_dr): Add field id.
1572 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1574 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1576 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1577 not delete the original dependence relation.
1579 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1581 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1582 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1583 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1584 (free_poly_ddr): New.
1585 (pddr_is_empty): New.
1586 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1587 (dependence_polyhedron): Same. Remove useless gcc_assert.
1589 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1590 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1591 * graphite-dependences.h (enum poly_dependence_kind): New.
1592 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1593 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1594 (PDRP_SINK): Renamed PDDR_SINK.
1595 (PDRP_DDP): Renamed PDDR_DDP.
1597 (free_poly_ddr): Declared.
1598 * graphite-poly.c (new_scop): Use the new hash function names.
1599 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1600 into original_pddrs.
1601 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1603 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1605 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1606 bounds with LT_EXPR to make niter analysis more precise on code
1607 generated by Graphite.
1609 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1612 (graphite_legal_transform_bb): Same.
1613 (poly_drs_may_alias_p): Same.
1615 2009-08-28 Richard Guenther <rguenther@suse.de>
1617 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1619 2009-08-28 Jan Beulich <jbeulich@novell.com>
1621 * config/i386/netware.c: Include langhooks.h.
1622 (i386_nlm_encode_section_info): Simplify.
1623 (netware_override_options): Delete.
1624 * config/i386/netware.h (netware_override_options): Delete
1626 (OVERRIDE_OPTIONS): Delete definition.
1627 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1628 (ASM_COMMENT_START): Define.
1629 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1631 2009-08-28 Jan Beulich <jbeulich@novell.com>
1633 * configure.ac: For in-tree ld, do a plain version check to
1634 determine whether comdat groups are supported.
1635 * configure: Regenerate.
1637 2009-08-28 Olivier Hainque <hainque@adacore.com>
1639 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1640 always defined. Reflect definition or absence of such for
1641 COLLECT_EXPORT_LIST. Readability helper.
1642 (scanfilter): New enum, to help control what symbols
1643 are to be considered or ignored by scan_prog_file.
1644 (enum pass): Rename as "scanpass", moved together with scanfilter
1645 prior to scan_prog_file's prototype.
1646 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1647 Group prototype with the scanpass/scanfilter definitions, factorize
1648 head comments for the several implementations at the prototype.
1649 (main): Reorganize the first pass link control to let AIX
1650 drag only the needed frame tables in executables. Prevent
1651 frame tables collection during the scan aimed at static ctors.
1652 Pre-link and scan for frame tables later to compensate.
1653 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1654 A C statement to issue assembly directives that create a reference
1655 to the given DWARF table identifier label from the current function
1657 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1658 to differentiate first time section entry. Only emit a .data
1659 tables start identifier label the first time around.
1660 (switch_to_frame_table_section): New function. Helper for
1661 output_call_frame_info to switch possibly BACK into the eh_frame
1662 or the debug_frame section depending on FOR_EH.
1663 (output_call_frame_info): Use helper to first enter the proper
1665 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1666 emit a link to the frame table start label from each function
1668 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1669 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1670 * config/rs6000/rs6000-protos.h: Declare it.
1671 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1673 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1675 * config/sh/sh.c (split_branches): Check the result of
1678 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1680 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1681 using -pthread -fopenmp
1683 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1685 * doc/service.texi (service directory): Update URL.
1687 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1689 PR rtl-optimization/40861
1690 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1691 extract word from a multi-word subreg for negative byte positions.
1693 2009-08-27 Tristan Gingold <gingold@adacore.com>
1694 Douglas B Rupp <rupp@gnat.com>
1696 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1697 (SECTION_VMS_OVERLAY): Define.
1698 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1700 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1702 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1703 common_object declarations.
1704 (ia64_section_type_flags): Set section flag for common_object.
1705 * config/ia64/ia64-protos.h
1706 (ia64_vms_output_aligned_decl_common): Declare.
1707 (ia64_vms_elf_asm_named_section): Declare.
1709 2009-08-27 Michael Matz <matz@suse.de>
1711 * expr.c (expand_expr_real_2): New function taking exploded
1712 unary or binary expression, split out from ...
1713 (expand_expr_real_1): ... here. Move over all unary/binary
1714 switch parts to above function, in particular these codes:
1715 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1716 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1717 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1718 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1719 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1720 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1721 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1722 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1723 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1724 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1725 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1726 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1727 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1728 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1729 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1730 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1731 VEC_PACK_FIX_TRUNC_EXPR.
1732 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1735 2009-08-27 Richard Guenther <rguenther@suse.de>
1737 * gengtype.c (main): Handle uint64_t.
1738 * ipa-utils.c (get_base_var): Indent properly.
1739 * tree-ssa-live.c (debug_scope_block): New function.
1740 * tree-flow.h (debug_scope_block): Declare.
1741 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1742 * basic-block.h (enum profile_status): Rename to
1743 enum profile_status_d.
1744 (x_profile_status): Adjust type.
1746 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1749 * dwarf2out.c (get_context_die): Declare this static function.
1750 (gen_type_die_with_usage): Make sure a DIE is a generated for
1751 the context of a typedef.
1753 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1755 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1758 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1760 * config/mips/mips-protos.h (mips_output_sync): Declare.
1761 (mips_sync_loop_insns): Likewise.
1762 (mips_output_sync_loop): Replace first two parameters with an rtx.
1763 * config/mips/mips.c (mips_multi_member): New structure.
1764 (mips_multi_members): New variable.
1765 (mips_multi_start): New function.
1766 (mips_multi_add): Likewise.
1767 (mips_multi_add_insn): Likewise.
1768 (mips_multi_add_label): Likewise.
1769 (mips_multi_last_index): Likewise.
1770 (mips_multi_copy_insn): Likewise.
1771 (mips_multi_set_operand): Likewise.
1772 (mips_multi_write): Likewise.
1773 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1774 (mips_init_print_operand_punct): Update accordingly.
1775 (mips_start_ll_sc_sync_block): New function.
1776 (mips_end_ll_sc_sync_block): Likewise.
1777 (mips_output_sync): Likewise.
1778 (mips_sync_insn1_template): Likewise.
1779 (mips_sync_insn2_template): Likewise.
1780 (mips_get_sync_operand): Likewise.
1781 (mips_process_sync_loop): Likewise.
1782 (mips_output_sync_loop): Use mips_process_sync_loop.
1783 (mips_sync_loop_insns): New function.
1784 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1785 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1786 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1787 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1788 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1789 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1790 (MIPS_SYNC_OLD_OP_12): Likewise.
1791 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1792 (MIPS_SYNC_NEW_OP_12): Likewise.
1793 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1794 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1795 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1796 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1797 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1798 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1799 * config/mips/mips.md (sync_mem): New attribute.
1800 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1801 (sync_exclusive_mask, sync_required_oldval): Likewise.
1802 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1803 (sync_release_barrier): Likewise.
1804 (length): Handle sync loops.
1805 (sync): Use mips_output_sync.
1806 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1807 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1808 and use mips_output_sync_loop.
1809 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1810 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1811 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1812 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1813 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1814 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1815 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1816 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1817 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1819 2009-08-26 Richard Guenther <rguenther@suse.de>
1822 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1823 the types to not match.
1824 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1826 * tree-ssa.c (useless_type_conversion_p): Conversions to
1827 pointers to unprototyped functions are useless.
1829 2009-08-26 Richard Guenther <rguenther@suse.de>
1831 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1832 whole-program condition, prepare to be called for non-globals.
1833 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1834 params build a representative with known type and track its fields.
1836 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1838 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1839 clearing by a taken branch.
1840 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1841 effectively after bbro pass.
1842 (sync_nand<mode>): Ditto.
1843 (sync_old_<fetchop_name><mode>): Ditto.
1844 (sync_old_nand<mode>): Ditto.
1845 (sync_new_<fetchop_name><mode>): Dito.
1846 (sync_new_nand<mode>): Ditto.
1847 (sync_compare_and_swap<mode>_1): Ditto.
1848 (*sync_compare_and_swap<mode>): Ditto.
1849 (sync_lock_test_and_set<mode>_1): Ditto.
1850 ("sync_lock_test_and_set<mode>): Ditto.
1852 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1854 * hwint.h (HOST_LONG_FORMAT): New macro
1855 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1856 Use HOST_PTR_PRINTF.
1857 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1858 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1859 (HOST_PTR_PRINTF): Document.
1861 2009-08-25 Jan Hubicka <jh@suse.cz>
1863 * config/i386/bmmintrin.h: Replace by #error.
1866 Michael Meissner <michael.meissner@amd.com>
1867 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1868 Tony Linthicum <tony.linthicum@amd.com>
1870 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1871 (TARGET_ROUND): New macro for the round/ptest instructions which
1872 are shared between SSE4.1 and SSE5.
1873 (OPTION_MASK_ISA_ROUND): Ditto.
1874 (OPTION_ISA_ROUND): Ditto.
1875 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1876 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1878 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1879 (-mfused-madd): New switch to give users control over whether the
1880 compiler optimizes to use the multiply/add SSE5 instructions.
1882 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1883 (ix86_handle_option): Turn off 3dnow if -msse5.
1884 (override_options): Add SSE5 support.
1885 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1887 (ix86_expand_sse_movcc): Add SSE5 support.
1888 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1889 vector type to the next largest size.
1890 (ix86_expand_sse5_pack): New function to use pperm to pack a
1891 vector type to the next smallest size.
1892 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1893 (IX86_BUILTIN_FMADDSD): Ditto.
1894 (IX86_BUILTIN_FMADDPS): Ditto.
1895 (IX86_BUILTIN_FMADDPD): Ditto.
1896 (IX86_BUILTIN_FMSUBSS): Ditto.
1897 (IX86_BUILTIN_FMSUBSD): Ditto.
1898 (IX86_BUILTIN_FMSUBPS): Ditto.
1899 (IX86_BUILTIN_FMSUBPD): Ditto.
1900 (IX86_BUILTIN_FNMADDSS): Ditto.
1901 (IX86_BUILTIN_FNMADDSD): Ditto.
1902 (IX86_BUILTIN_FNMADDPS): Ditto.
1903 (IX86_BUILTIN_FNMADDPD): Ditto.
1904 (IX86_BUILTIN_FNMSUBSS): Ditto.
1905 (IX86_BUILTIN_FNMSUBSD): Ditto.
1906 (IX86_BUILTIN_FNMSUBPS): Ditto.
1907 (IX86_BUILTIN_FNMSUBPD): Ditto.
1908 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1909 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1910 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1911 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1912 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1913 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1914 (IX86_BUILTIN_PPERM): Ditto.
1915 (IX86_BUILTIN_PERMPS): Ditto.
1916 (IX86_BUILTIN_PERMPD): Ditto.
1917 (IX86_BUILTIN_PMACSSWW): Ditto.
1918 (IX86_BUILTIN_PMACSWW): Ditto.
1919 (IX86_BUILTIN_PMACSSWD): Ditto.
1920 (IX86_BUILTIN_PMACSWD): Ditto.
1921 (IX86_BUILTIN_PMACSSDD): Ditto.
1922 (IX86_BUILTIN_PMACSDD): Ditto.
1923 (IX86_BUILTIN_PMACSSDQL): Ditto.
1924 (IX86_BUILTIN_PMACSSDQH): Ditto.
1925 (IX86_BUILTIN_PMACSDQL): Ditto.
1926 (IX86_BUILTIN_PMACSDQH): Ditto.
1927 (IX86_BUILTIN_PMADCSSWD): Ditto.
1928 (IX86_BUILTIN_PMADCSWD): Ditto.
1929 (IX86_BUILTIN_PHADDBW): Ditto.
1930 (IX86_BUILTIN_PHADDBD): Ditto.
1931 (IX86_BUILTIN_PHADDBQ): Ditto.
1932 (IX86_BUILTIN_PHADDWD): Ditto.
1933 (IX86_BUILTIN_PHADDWQ): Ditto.
1934 (IX86_BUILTIN_PHADDDQ): Ditto.
1935 (IX86_BUILTIN_PHADDUBW): Ditto.
1936 (IX86_BUILTIN_PHADDUBD): Ditto.
1937 (IX86_BUILTIN_PHADDUBQ): Ditto.
1938 (IX86_BUILTIN_PHADDUWD): Ditto.
1939 (IX86_BUILTIN_PHADDUWQ): Ditto.
1940 (IX86_BUILTIN_PHADDUDQ): Ditto.
1941 (IX86_BUILTIN_PHSUBBW): Ditto.
1942 (IX86_BUILTIN_PHSUBWD): Ditto.
1943 (IX86_BUILTIN_PHSUBDQ): Ditto.
1944 (IX86_BUILTIN_PROTB): Ditto.
1945 (IX86_BUILTIN_PROTW): Ditto.
1946 (IX86_BUILTIN_PROTD): Ditto.
1947 (IX86_BUILTIN_PROTQ): Ditto.
1948 (IX86_BUILTIN_PROTB_IMM): Ditto.
1949 (IX86_BUILTIN_PROTW_IMM): Ditto.
1950 (IX86_BUILTIN_PROTD_IMM): Ditto.
1951 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1952 (IX86_BUILTIN_PSHLB): Ditto.
1953 (IX86_BUILTIN_PSHLW): Ditto.
1954 (IX86_BUILTIN_PSHLD): Ditto.
1955 (IX86_BUILTIN_PSHLQ): Ditto.
1956 (IX86_BUILTIN_PSHAB): Ditto.
1957 (IX86_BUILTIN_PSHAW): Ditto.
1958 (IX86_BUILTIN_PSHAD): Ditto.
1959 (IX86_BUILTIN_PSHAQ): Ditto.
1960 (IX86_BUILTIN_FRCZSS): Ditto.
1961 (IX86_BUILTIN_FRCZSD): Ditto.
1962 (IX86_BUILTIN_FRCZPS): Ditto.
1963 (IX86_BUILTIN_FRCZPD): Ditto.
1964 (IX86_BUILTIN_CVTPH2PS): Ditto.
1965 (IX86_BUILTIN_CVTPS2PH): Ditto.
1966 (IX86_BUILTIN_COMEQSS): Ditto.
1967 (IX86_BUILTIN_COMNESS): Ditto.
1968 (IX86_BUILTIN_COMLTSS): Ditto.
1969 (IX86_BUILTIN_COMLESS): Ditto.
1970 (IX86_BUILTIN_COMGTSS): Ditto.
1971 (IX86_BUILTIN_COMGESS): Ditto.
1972 (IX86_BUILTIN_COMUEQSS): Ditto.
1973 (IX86_BUILTIN_COMUNESS): Ditto.
1974 (IX86_BUILTIN_COMULTSS): Ditto.
1975 (IX86_BUILTIN_COMULESS): Ditto.
1976 (IX86_BUILTIN_COMUGTSS): Ditto.
1977 (IX86_BUILTIN_COMUGESS): Ditto.
1978 (IX86_BUILTIN_COMORDSS): Ditto.
1979 (IX86_BUILTIN_COMUNORDSS): Ditto.
1980 (IX86_BUILTIN_COMFALSESS): Ditto.
1981 (IX86_BUILTIN_COMTRUESS): Ditto.
1982 (IX86_BUILTIN_COMEQSD): Ditto.
1983 (IX86_BUILTIN_COMNESD): Ditto.
1984 (IX86_BUILTIN_COMLTSD): Ditto.
1985 (IX86_BUILTIN_COMLESD): Ditto.
1986 (IX86_BUILTIN_COMGTSD): Ditto.
1987 (IX86_BUILTIN_COMGESD): Ditto.
1988 (IX86_BUILTIN_COMUEQSD): Ditto.
1989 (IX86_BUILTIN_COMUNESD): Ditto.
1990 (IX86_BUILTIN_COMULTSD): Ditto.
1991 (IX86_BUILTIN_COMULESD): Ditto.
1992 (IX86_BUILTIN_COMUGTSD): Ditto.
1993 (IX86_BUILTIN_COMUGESD): Ditto.
1994 (IX86_BUILTIN_COMORDSD): Ditto.
1995 (IX86_BUILTIN_COMUNORDSD): Ditto.
1996 (IX86_BUILTIN_COMFALSESD): Ditto.
1997 (IX86_BUILTIN_COMTRUESD): Ditto.
1998 (IX86_BUILTIN_COMEQPS): Ditto.
1999 (IX86_BUILTIN_COMNEPS): Ditto.
2000 (IX86_BUILTIN_COMLTPS): Ditto.
2001 (IX86_BUILTIN_COMLEPS): Ditto.
2002 (IX86_BUILTIN_COMGTPS): Ditto.
2003 (IX86_BUILTIN_COMGEPS): Ditto.
2004 (IX86_BUILTIN_COMUEQPS): Ditto.
2005 (IX86_BUILTIN_COMUNEPS): Ditto.
2006 (IX86_BUILTIN_COMULTPS): Ditto.
2007 (IX86_BUILTIN_COMULEPS): Ditto.
2008 (IX86_BUILTIN_COMUGTPS): Ditto.
2009 (IX86_BUILTIN_COMUGEPS): Ditto.
2010 (IX86_BUILTIN_COMORDPS): Ditto.
2011 (IX86_BUILTIN_COMUNORDPS): Ditto.
2012 (IX86_BUILTIN_COMFALSEPS): Ditto.
2013 (IX86_BUILTIN_COMTRUEPS): Ditto.
2014 (IX86_BUILTIN_COMEQPD): Ditto.
2015 (IX86_BUILTIN_COMNEPD): Ditto.
2016 (IX86_BUILTIN_COMLTPD): Ditto.
2017 (IX86_BUILTIN_COMLEPD): Ditto.
2018 (IX86_BUILTIN_COMGTPD): Ditto.
2019 (IX86_BUILTIN_COMGEPD): Ditto.
2020 (IX86_BUILTIN_COMUEQPD): Ditto.
2021 (IX86_BUILTIN_COMUNEPD): Ditto.
2022 (IX86_BUILTIN_COMULTPD): Ditto.
2023 (IX86_BUILTIN_COMULEPD): Ditto.
2024 (IX86_BUILTIN_COMUGTPD): Ditto.
2025 (IX86_BUILTIN_COMUGEPD): Ditto.
2026 (IX86_BUILTIN_COMORDPD): Ditto.
2027 (IX86_BUILTIN_COMUNORDPD): Ditto.
2028 (IX86_BUILTIN_COMFALSEPD): Ditto.
2029 (IX86_BUILTIN_COMTRUEPD): Ditto.
2030 (IX86_BUILTIN_PCOMEQUB): Ditto.
2031 (IX86_BUILTIN_PCOMNEUB): Ditto.
2032 (IX86_BUILTIN_PCOMLTUB): Ditto.
2033 (IX86_BUILTIN_PCOMLEUB): Ditto.
2034 (IX86_BUILTIN_PCOMGTUB): Ditto.
2035 (IX86_BUILTIN_PCOMGEUB): Ditto.
2036 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2037 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2038 (IX86_BUILTIN_PCOMEQUW): Ditto.
2039 (IX86_BUILTIN_PCOMNEUW): Ditto.
2040 (IX86_BUILTIN_PCOMLTUW): Ditto.
2041 (IX86_BUILTIN_PCOMLEUW): Ditto.
2042 (IX86_BUILTIN_PCOMGTUW): Ditto.
2043 (IX86_BUILTIN_PCOMGEUW): Ditto.
2044 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2045 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2046 (IX86_BUILTIN_PCOMEQUD): Ditto.
2047 (IX86_BUILTIN_PCOMNEUD): Ditto.
2048 (IX86_BUILTIN_PCOMLTUD): Ditto.
2049 (IX86_BUILTIN_PCOMLEUD): Ditto.
2050 (IX86_BUILTIN_PCOMGTUD): Ditto.
2051 (IX86_BUILTIN_PCOMGEUD): Ditto.
2052 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2053 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2054 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2055 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2056 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2057 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2058 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2059 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2060 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2061 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2062 (IX86_BUILTIN_PCOMEQB): Ditto.
2063 (IX86_BUILTIN_PCOMNEB): Ditto.
2064 (IX86_BUILTIN_PCOMLTB): Ditto.
2065 (IX86_BUILTIN_PCOMLEB): Ditto.
2066 (IX86_BUILTIN_PCOMGTB): Ditto.
2067 (IX86_BUILTIN_PCOMGEB): Ditto.
2068 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2069 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2070 (IX86_BUILTIN_PCOMEQW): Ditto.
2071 (IX86_BUILTIN_PCOMNEW): Ditto.
2072 (IX86_BUILTIN_PCOMLTW): Ditto.
2073 (IX86_BUILTIN_PCOMLEW): Ditto.
2074 (IX86_BUILTIN_PCOMGTW): Ditto.
2075 (IX86_BUILTIN_PCOMGEW): Ditto.
2076 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2077 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2078 (IX86_BUILTIN_PCOMEQD): Ditto.
2079 (IX86_BUILTIN_PCOMNED): Ditto.
2080 (IX86_BUILTIN_PCOMLTD): Ditto.
2081 (IX86_BUILTIN_PCOMLED): Ditto.
2082 (IX86_BUILTIN_PCOMGTD): Ditto.
2083 (IX86_BUILTIN_PCOMGED): Ditto.
2084 (IX86_BUILTIN_PCOMFALSED): Ditto.
2085 (IX86_BUILTIN_PCOMTRUED): Ditto.
2086 (IX86_BUILTIN_PCOMEQQ): Ditto.
2087 (IX86_BUILTIN_PCOMNEQ): Ditto.
2088 (IX86_BUILTIN_PCOMLTQ): Ditto.
2089 (IX86_BUILTIN_PCOMLEQ): Ditto.
2090 (IX86_BUILTIN_PCOMGTQ): Ditto.
2091 (IX86_BUILTIN_PCOMGEQ): Ditto.
2092 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2093 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2094 (enum multi_arg_type): New enum for describing the various SSE5
2095 intrinsic argument types.
2096 (bdesc_multi_arg): New table for SSE5 intrinsics.
2097 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2098 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2100 (ix86_expand_builtin): Add SSE5 intrinsic support.
2101 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2102 operand instructions.
2103 (ix86_expand_sse5_multiple_memory): New function to split the
2104 second memory reference from SSE5 instructions.
2105 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2106 (ix86_return_pops_args): Use stdarg_p to determine if the function
2107 has variable arguments.
2108 (ix86_setup_incoming_varargs): Ditto.
2109 (x86_this_parameter): Ditto.
2111 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2113 (ix86_expand_sse5_pack): Ditto.
2114 (ix86_sse5_valid_op_p): Ditto.
2115 (ix86_expand_sse5_multiple_memory): Ditto.
2117 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2118 constant for SSE5 support.
2119 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2120 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2121 (UNSPEC_SSE5_PERMUTE): Ditto.
2122 (UNSPEC_SSE5_ASHIFT): Ditto.
2123 (UNSPEC_SSE5_LSHIFT): Ditto.
2124 (UNSPEC_FRCZ): Ditto.
2125 (UNSPEC_CVTPH2PS): Ditto.
2126 (UNSPEC_CVTPS2PH): Ditto.
2127 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2129 (COM_FALSE_S): Ditto.
2130 (COM_FALSE_P): Ditto.
2131 (COM_TRUE_S): Ditto.
2132 (COM_TRUE_P): Ditto.
2133 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2134 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2136 (memory attribute): Ditto.
2137 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2138 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2139 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2140 (floor<mode>2): Ditto.
2141 (ceil<mode>2): Ditto.
2142 (btrunc<mode>2): Ditto.
2143 (nearbyintdf2): Ditto.
2144 (nearbyintsf2): Ditto.
2145 (sse_setccsf): Disable if SSE5.
2146 (sse_setccdf): Ditto.
2147 (sse5_setcc<mode>): New support for SSE5 conditional move.
2148 (sse5_pcmov_<mode>): Ditto.
2150 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2152 (SSEMODEF2P): Ditto.
2153 (ssemodesuffixf4): New mode attribute for SSE5.
2154 (ssemodesuffixf2s): Ditto.
2155 (ssemodesuffixf2c): Ditto.
2156 (sserotatemax): Ditto.
2157 (ssescalarmode): Ditto.
2158 (sse_maskcmpv4sf3): Disable if SSE5.
2159 (sse_maskcmpv2df3): Ditto.
2160 (sse_vmmaskcmpv4sf3): Ditto.
2161 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2162 (sse5_vmfmadd<mode>4): Ditto.
2163 (sse5_fmsub<mode>4): Ditto.
2164 (sse5_vmfmsub<mode>4): Ditto.
2165 (sse5_fnmadd<mode>4): Ditto.
2166 (sse5_vmfnmadd<mode>4): Ditto.
2167 (sse5_fnmsub<mode>4): Ditto.
2168 (sse5_vmfnmsub<mode>4): Ditto.
2169 (sse5i_fmadd<mode>4): Ditto.
2170 (sse5i_fmsub<mode>4): Ditto.
2171 (sse5i_fnmadd<mode>4): Ditto.
2172 (sse5i_fnmsub<mode>4): Ditto.
2173 (sse5i_vmfmadd<mode>4): Ditto.
2174 (sse5i_vmfmsub<mode>4): Ditto.
2175 (sse5i_vmfnmadd<mode>4): Ditto.
2176 (sse5i_vmfnmsub<mode>4): Ditto.
2177 (mulv16qi3): Add SSE5 support.
2179 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2180 (sse2_mulv4si3): Disable if SSE5.
2181 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2182 (sse4_1_roundps): Ditto.
2183 (sse4_1_roundsd): Ditto.
2184 (sse4_1_roundss): Ditto.
2185 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2187 (sse_maskcmpsf3): Ditto.
2188 (sse_vmmaskcmpv4sf3): Ditto.
2189 (sse2_maskcmpv2df3): Ditto.
2190 (sse2_maskcmpdf3): Ditto.
2191 (sse2_vmmaskcmpv2df3): Ditto.
2192 (sse2_eq<mode>3): Ditto.
2193 (sse2_gt<mode>3): Ditto.
2194 (sse5_pcmov_<mode>): Add SSE5 support.
2195 (vec_unpacku_hi_v16qi): Ditto.
2196 (vec_unpacks_hi_v16qi): Ditto.
2197 (vec_unpacku_lo_v16qi): Ditto.
2198 (vec_unpacks_lo_v16qi): Ditto.
2199 (vec_unpacku_hi_v8hi): Ditto.
2200 (vec_unpacks_hi_v8hi): Ditto.
2201 (vec_unpacku_lo_v8hi): Ditto.
2202 (vec_unpacks_lo_v8hi): Ditto.
2203 (vec_unpacku_hi_v4si): Ditto.
2204 (vec_unpacks_hi_v4si): Ditto.
2205 (vec_unpacku_lo_v4si): Ditto.
2206 (vec_unpacks_lo_v4si): Ditto.
2207 (sse5_pmacsww): New SSE5 intrinsic insn.
2208 (sse5_pmacssww): Ditto.
2209 (sse5_pmacsdd): Ditto.
2210 (sse5_pmacssdd): Ditto.
2211 (sse5_pmacssdql): Ditto.
2212 (sse5_pmacssdqh): Ditto.
2213 (sse5_pmacsdqh): Ditto.
2214 (sse5_pmacsswd): Ditto.
2215 (sse5_pmacswd): Ditto.
2216 (sse5_pmadcsswd): Ditto.
2217 (sse5_pmadcswd): Ditto.
2218 (sse5_pcmov_<move>): Conditional move support on SSE5.
2219 (sse5_phaddbw): New SSE5 intrinsic insn.
2220 (sse5_phaddbd): Ditto.
2221 (sse5_phaddbq): Ditto.
2222 (sse5_phaddwd): Ditto.
2223 (sse5_phaddwq): Ditto.
2224 (sse5_phadddq): Ditto.
2225 (sse5_phaddubw): Ditto.
2226 (sse5_phaddubd): Ditto.
2227 (sse5_phaddubq): Ditto.
2228 (sse5_phadduwd): Ditto.
2229 (sse5_phadduwq): Ditto.
2230 (sse5_phaddudq): Ditto.
2231 (sse5_phsubbw): Ditto.
2232 (sse5_phsubwd): Ditto.
2233 (sse5_phsubdq): Ditto.
2234 (sse5_pperm): Ditto.
2235 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2236 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2237 (sse5_pperm_sign_v8hi_v4si): Ditto.
2238 (sse5_pperm_zero_v8hi_v4si): Ditto.
2239 (sse5_pperm_sign_v4si_v2di): Ditto.
2240 (sse5_pperm_sign_v4si_v2di): Ditto.
2241 (sse5_pperm_pack_v2di_v4si): Ditto.
2242 (sse5_pperm_pack_v4si_v8hi): Ditto.
2243 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2244 (sse5_perm<mode>): New SSE5 intrinsic insn.
2245 (rotl<mode>3): Ditto.
2246 (sse5_rotl<mode>3): Ditto.
2247 (sse5_ashl<mode>3): Ditto.
2248 (sse5_lshl<mode>3): Ditto.
2249 (sse5_frcz<mode>2): Ditto.
2250 (sse5s_frcz<mode>2): Ditto.
2251 (sse5_cvtph2ps): Ditto.
2252 (sse5_cvtps2ph): Ditto.
2253 (sse5_vmmaskcmp<mode>3): Ditto.
2254 (sse5_com_tf<mode>3): Ditto.
2255 (sse5_maskcmp<mode>3): Ditto.
2256 (sse5_maskcmp_uns<mode>3): Ditto.
2257 (sse5_maskcmp_uns2<mode>3): Ditto.
2258 (sse5_pcom_tf<mode>3): Ditto.
2260 * config/i386/predicates.md (sse5_comparison_float_operator):
2261 New predicate to match the comparison operators supported by
2262 the SSE5 com instruction.
2263 (ix86_comparison_int_operator): New predicate to match just the
2264 signed int comparisons.
2265 (ix86_comparison_uns_operator): New predicate to match just the
2266 unsigned int comparisons.
2268 * doc/invoke.texi (-msse5): Add documentation.
2269 (-mfused-madd): Ditto.
2271 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2273 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2275 (x86_64-*-*): Ditto.
2277 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2279 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2280 intrinisics for SSE5.
2282 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2285 * config/i386/mmintrin-common.h: New file, to contain common
2286 instructions between SSE4.1 and SSE5.
2288 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2289 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2290 (gen_regparm_prefix): Ditto.
2292 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2293 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2294 prototype_p to determine if a function is prototyped.
2296 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2298 * c-common.c (c_common_reswords) add the alignof keyword,
2299 with same RID as __alignof and __alignof__
2301 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2303 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2304 * hooks.c (hook_bool_const_int_const_int_true): New function.
2305 * target.h (struct gcc_target): Add can_eliminate field.
2306 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2307 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2308 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2309 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2310 (elim_table): Revise comment.
2311 * system.h (CAN_ELIMINATE): Poison.
2312 * defaults.h (CAN_ELIMINATE): Remove.
2313 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2315 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2316 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2318 (alpha_vms_can_eliminate): Declare as static, change return type to
2320 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2322 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2323 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2324 (arm_can_eliminate): New function.
2326 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2327 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2328 (avr_can_eliminate): Declare as static.
2329 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2331 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2332 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2333 (bfin_can_eliminate): New function.
2335 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2336 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2337 (crx_can_eliminate): New function.
2339 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2340 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2341 (fr30_can_eliminate): New function.
2343 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2344 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2345 (frv_can_eliminate): New function.
2347 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2348 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2349 (h8300_can_eliminate): New function.
2351 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2352 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2353 (i386_can_eliminate): Declare as static, change return type to bool.
2354 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2356 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2357 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2358 (ia64_can_eliminate): New function.
2360 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2361 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2362 (iq2000_can_eliminate): New function.
2364 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2365 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2366 (m32r_can_eliminate): New function.
2368 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2369 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2370 (m68hc11_can_eliminate): New function.
2372 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2373 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2374 (m68k_can_eliminate): New function.
2376 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2377 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2378 (mep_can_eliminate): New function.
2380 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2381 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2382 (mips_can_eliminate): New function.
2384 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2385 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2386 (rs6000_can_eliminate): New function.
2388 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2389 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2390 (s390_can_eliminate): Declare as static.
2391 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2393 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2394 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2395 (score_can_eliminate): New function.
2397 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2398 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2399 (sparc_can_eliminate): Declare as static.
2400 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2402 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2403 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2404 (xstormy16_can_eliminate): New function.
2406 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2407 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2408 (v850_can_eliminate): New function.
2410 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2412 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2413 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2414 (*movdfcc_ext[1234]): Disable for IEEE mode.
2416 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2418 * gimplify.c (prepare_gimple_addressable): New static function.
2419 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2421 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2422 manually fiddling with it.
2424 2009-08-25 Michael Matz <matz@suse.de>
2426 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2427 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2429 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2430 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2431 (do_jump): Split out code for simple binary comparisons into ...
2432 (do_jump_1): ... this, taking the individual operands and code.
2433 Change callers to helper function above accordingly.
2434 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2437 2009-08-25 Michael Matz <matz@suse.de>
2439 * expr.h (struct separate_ops, sepops): New type for passing
2440 around an exploded simple expression.
2441 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2442 Use this structure instead of expression tree.
2443 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2444 expression, only its type.
2445 (expand_vec_cond_expr): Take type and individual operands instead
2447 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2448 expand_vec_shift_expr): Change prototype accordingly.
2449 * tree-vect-stmts.c (vectorizable_condition): Change call of
2450 expand_vec_cond_expr_p to pass only type.
2451 * expr.c (do_store_flags): Change prototype and implementation
2452 to take an exploded expression.
2453 (expand_expr_real_1): New local ops initialized with details
2454 of the full expression. Use it instead of full
2455 expression in calls to do_store_flags, expand_vec_cond_expr,
2456 expand_widen_pattern_expr and expand_vec_shift_expr.
2458 2009-08-25 Michael Matz <matz@suse.de>
2460 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2461 treeop2 initialized with first three operands of the full expression.
2462 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2464 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2466 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2467 (__gthread_objc_condition_allocate): Mark arguments as unused.
2468 (__gthread_objc_condition_deallocate): Likewise.
2469 (__gthread_objc_condition_wait): Likewise.
2470 (__gthread_objc_condition_broadcast): Likewise.
2471 (__gthread_objc_condition_signal): Likewise.
2472 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2473 (__gthread_objc_thread_id): Likewise.
2475 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2478 * tree-pretty-print.c (print_call_name): Print the correct call name
2479 for procedure pointer components.
2481 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2483 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2484 default_promote_function_mode when not VMS.
2486 2009-08-24 Olivier Hainque <hainque@adacore.com>
2488 * convert.c (convert_to_integer): Don't assume an input pointer is
2489 POINTER_SIZE wide. Fetch from the type instead.
2491 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2493 * configure.ac (AC_PREREQ): Bump to 2.64.
2495 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2497 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2498 (process_command): Don't search standard_exec_prefix_1 and
2499 standard_exec_prefix_2.
2501 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2503 * config/arm/arm.c (output_return_instruction): Handle for
2506 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2508 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2510 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2512 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2513 (*arm_movdf_vfp): Likewise.
2515 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2517 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2518 (vashr<mode>3): Rename from ashr<mode>3.
2519 (vlshr<mode>3): Rename from lshr<mode>3.
2521 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2524 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2525 (check_format_info_main): Use scalar_identify_flag.
2526 (check_format_types): Check for scalar size identity if
2527 scalar_identify_flag is set.
2528 (printf_length_specs): Extend by new field.
2529 (asm_fprintf_length_specs): Likewise.
2530 (gcc_diag_length_specs): Likewise.
2531 (scanf_length_specs): Likewise.
2532 (strfmon_length_specs): Likewise.
2533 (gcc_gfc_length_specs): Likewise.
2534 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2535 (ms_printf_flag_specs): Likewise.
2536 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2538 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2542 (*call_value_pop_1): Ditto.
2543 (*sibcall_pop_1): New insn pattern.
2544 (*sibcall_value_pop_1): Ditto.
2546 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2549 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2552 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2555 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2556 (get_reg_use_in): New function.
2557 (forward_propagate_subreg): Propagate through subreg of zero_extend
2560 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2562 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2563 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2565 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2567 * configure.ac: Remove --with-datarootdir, --with-docdir,
2568 --with-htmldir switches. No need to call AC_SUBST for
2569 datarootdir, docdir, htmldir any more.
2570 * configure: Regenerate.
2571 * doc/install.texi (Configuration): Document --datarootdir,
2572 --docdir, --htmldir, --pdfdir; update documentation for
2573 --infodir, --mandir.
2574 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2577 * aclocal.m4: Regenerate.
2578 * config.in: Regenerate.
2579 * configure: Regenerate.
2581 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2582 Olivier Hainque <hainque@adacore.com>
2584 * config/ia64/ia64.c: Include libfuncs.h.
2585 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2586 (ia64_expand_call): Use reg 25 on VMS.
2587 (ia64_initialize_trampoline): Fix for VMS ABI.
2588 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2589 (ia64_function_arg): Initialize reg 25 on VMS.
2590 Fix OpenVMS ABI issues for varargs.
2591 For OpenVMS, emit the Argument Information register set in the
2592 incoming/sibcall case as well.
2593 (ia64_arg_type): New function.
2594 (ia64_function_arg_advance): Keep track of cum->words.
2595 Fix OpenVMS ABI issues for varargs.
2596 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2597 (ia64_override_options): Set flag_no_common on VMS.
2598 (ia64_init_builtins): Disable FWRITE builtin.
2599 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2600 (ia64_vms_init_libfuncs): Add decc$ routines.
2601 (ia64_vms_valid_pointer_mode): New function.
2602 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2603 (ia64_promote_function_mode): New function
2604 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2605 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2606 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2607 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2608 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2609 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2610 Suppress trailing '#' if VALUE is numeric.
2611 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2612 ia64_promote_function_mode.
2613 (TARGET_VALID_POINTER_MODE): Define.
2615 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2618 * config/rs6000/rs6000.c (rs6000_override_options): Use
2619 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2622 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2623 reporting of vector + decimal/boolean/complex error.
2625 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2627 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2628 __vector double TYPE_DECL.
2630 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2632 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2633 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2634 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2635 to pointer to enum machine_mode. Update all callers as needed.
2637 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2639 * config/alpha/alpha.md (exception_receiver): Emit alternative
2640 GP load sequence if flag_reorder_blocks_and_partition is set.
2641 (*exception_receiver_2): Also enable when
2642 flag_reorder_blocks_and_partition is set.
2644 2009-08-20 Matt Rice <ratmice@gmail.com>
2645 Diego Novillo <dnovillo@google.com>
2647 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2650 2009-08-20 Richard Guenther <rguenther@suse.de>
2652 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2653 * c-tree.h (c_dup_lang_specific_decl): Remove.
2654 (struct lang_decl, struct lang_type): Move definitions ...
2655 * c-lang.h: ... here. New file.
2656 * c-decl.c: Include c-lang.h.
2657 (c_dup_lang_specific_decl): Remove.
2658 * c-typeck.c: Include c-lang.h.
2659 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2660 (c-typeck.o): Likewise.
2661 * c-config-lang.in (gtfiles): Add c-lang.h.
2662 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2665 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2667 * config/alpha/alpha.c (alpha_end_function): Do not clear
2668 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2669 this is now handled in generic code.
2671 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2673 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2674 (s390_z10_fix_long_loop_prediction): New function.
2675 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2676 (s390_reorg): Walk over the INSNs and invoke
2677 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2679 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2681 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2682 "*brx_64bit", "*brx_31bit"): New patterns.
2683 * config/s390/s390.c ('E'): New output modifier.
2685 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2686 Richard Earnshaw <richard.earnshaw@arm.com>
2688 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2689 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2691 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2693 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2695 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2696 for mode mode of operand0 when doing secondary reload for SAR.
2698 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2701 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2702 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2704 2009-08-19 Jason Merrill <jason@redhat.com>
2706 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2707 supported template depth in C++0x.
2709 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2712 free_after_compilation.
2713 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2714 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2715 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2716 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2717 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2718 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2719 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2721 2009-08-19 Ian Lance Taylor <iant@google.com>
2723 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2724 of (plus (mult (neg B) C) A).
2726 2009-08-18 Michael Matz <matz@suse.de>
2728 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2729 instead of comparing TYPE_MAIN_VARIANT for equality.
2730 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2731 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2732 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2733 * gimplify.c (goa_lhs_expr_p): Ditto and use
2734 STRIP_USELESS_TYPE_CONVERSION.
2736 2009-08-18 Michael Matz <matz@suse.de>
2738 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2739 first field in a struct.
2740 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2742 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2744 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2745 locators before emit_insn is called. Remove assert that
2747 (alpha_end_function): Clear crtl->emit structure and free insn
2748 locators if cfun->is_thunk is true.
2750 2009-08-18 Jason Merrill <jason@redhat.com>
2752 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2754 * configure.ac: Test for it.
2755 * configure, config.in: Regenerate.
2756 * doc/install.texi: Document --enable-gnu-unique-object.
2758 2009-08-18 Richard Guenther <rguenther@suse.de>
2761 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2762 pow(x,y*z) only if x is nonnegative.
2764 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2766 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2770 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2771 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2773 2009-08-17 DJ Delorie <dj@redhat.com>
2775 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2776 * config/m32c/prologue.md (epilogue_freit): New.
2778 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2779 (bank_switch_p): Likewise.
2780 (fast_interrupt_p): Likewise.
2781 (interrupt_p): Likewise.
2782 (m32c_conditional_register_usage): Round memregs size up.
2783 (need_to_save): We only need to save $a0 when we use ENTER.
2784 (interrupt_p): Check for fast_interrupt too.
2785 (bank_switch_p): New.
2786 (fast_interrupt_p): New.
2787 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2788 (m32c_emit_prolog): Support bank switching and fast interrupts.
2789 * doc/extend.texi (Function Attributes): Add bank_switch and
2792 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2794 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2795 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2797 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2799 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2800 (menu): Add IA-64/VMS Options.
2801 (IA-64/VMS Options): Likewise.
2803 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2806 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2808 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2810 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2811 (mips_pop_asm_switch): Likewise.
2812 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2814 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2815 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2816 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2817 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2818 instead of set_noreorder.
2819 (mips_output_function_prologue): Use the new functions.
2820 (mips_output_function_epilogue): Likewise.
2821 (mips_need_noat_wrapper_p): New function, split out from...
2822 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2823 Use mips_push_asm_switch and mips_pop_asm_switch.
2824 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2825 and mips_pop_asm_switch.
2826 (ASM_OUTPUT_REG_POP): Likewise.
2827 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2828 Use mips_pop_asm_switch.
2829 (mips_asm_switch): New structure.
2830 (set_noreorder, set_nomacro): Replace with...
2831 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2832 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2833 instead of set_nomacro.
2834 (fix_truncsfsi2_macro): Likewise.
2835 (cprestore): Likewise.
2836 (hazard): Use mips_noreorder instead of set_noreorder.
2837 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2839 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2841 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2842 from prev_active_insn.
2844 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2846 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2847 * config/avr/avr.c (avr_override_options): Initialize
2848 avr_current_arch variable.
2849 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2850 __AVR_HAVE_16BIT_SP__ according to the device type.
2851 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2853 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2854 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2856 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2859 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2860 generating inlined subroutine die only. We shouldn't be
2861 called for anything else.
2862 (gen_block_die): Don't generate inline subroutine debug info for
2865 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2867 * graphite-poly.c (print_pbb): Print PBB index.
2869 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-interchange.c (ppl_max_for_le): Moved...
2873 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2874 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2875 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2876 * graphite-ppl.h (ppl_max_for_le): Declared.
2878 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2880 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2881 supported on all platforms.
2882 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2883 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2884 * c-pragma.c: Likewise.
2885 * target-def.h (TARGET_INITIALIZER): Remove
2886 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2887 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2889 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2891 * config/ia64/fde-vms.c: New file.
2892 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2893 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2894 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2895 (uw_frame_state_for): Only register a personality routine if it is
2896 known to be compatible with our expectations.
2897 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2898 Declare unw_table_entry stack variable and
2899 mod all calls to _Unwind_FindTableEntry to add arg.
2900 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2901 (_Unwind_FindTableEntry): Add arg to prototype.
2903 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2905 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2906 field 'signal_pfs_loc'.
2907 (uw_frame_state_for): Remove duplicate code dealing with leaf
2908 procedures without unwind info.
2909 If in the frame after unwinding through a signal handler, restore
2910 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2911 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2912 'pfs_loc' to the AR.PFS location in the signal context; instead
2913 set 'signal_pfs_loc'.
2914 Manually generate the unwind info for the AR.PFS register.
2915 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2916 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2917 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2918 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2919 instead set 'signal_pfs_loc'.
2920 Remove code preventing the AR.PFS register from being restored
2921 from the signal context.
2923 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2924 Tristan Gingold <gingold@adacore.com>
2926 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2927 * config/ia64/t-vms: New file.
2928 * config/ia64/vms64.h: New file.
2929 * config/ia64/vms.h: New file.
2930 * config/ia64/vms-crtinit.asm: New file.
2931 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2932 * config/ia64/vms-unwind.h: New file.
2934 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2936 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2939 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2942 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2944 * real.h (do_mpc_arg2): ... here.
2945 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2948 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2950 * final.c (add_debug_prefix_map): Don't use GC memory for
2951 old_prefix and new_prefix.
2953 2009-08-14 Richard Guenther <rguenther@suse.de>
2955 * ipa-prop.c (compute_complex_pass_through): If we cannot
2956 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2958 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2960 * c-lex.c (c_lex_with_flags): Increase size of local variable
2961 to avoid memory clobber.
2963 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
2966 * config/i386/i386.c (ix86_fp_comparison_strategy):
2967 Only enable/disable sahf at function granularity.
2969 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
2971 PR rtl-optimization/41064
2972 * reload1.c (reload_as_needed): Don't call extract_insn
2973 for known invalid replacements after calling
2974 validate_replace_rtx_group and verify_changes.
2976 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2979 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
2980 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
2981 ix86_expand_fp_vcond.
2982 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
2983 Assert that operation is supported by ix86_expand_int_vcond.
2984 (vcondu<SSEMODE124C8:mode>): Ditto.
2986 2009-08-13 DJ Delorie <dj@redhat.com>
2988 * config/i386/djgpp-stdint.h: New.
2989 * config.gcc (djgpp): Use it.
2991 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
2993 * config/sh/sh.c (sh_override_options): When flag_exceptions or
2994 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2996 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2998 * tree-ssa-loop-prefetch.c
2999 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3000 for long-stride pruning.
3001 (compute_miss_rate): New function to compute the probability
3002 that two memory references access different cache lines.
3004 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3006 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3008 2009-08-13 Richard Guenther <rguenther@suse.de>
3011 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3012 use the constant pointer type.
3013 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3014 of CV qualifiers on the target pointer type.
3015 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3016 conversion check before restrict check.
3018 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3021 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3023 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3027 2009-08-12 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/41011
3030 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3031 and reference constructing.
3033 2009-08-12 Xinliang David Li <davidxl@google.com>
3035 PR tree-optimization/41012
3036 * tree-flow.h : New external interface.
3037 * gimple-low.c (check_call_arg): Change to public function.
3038 Remove argument mismatch check in lowering.
3039 * tree-inline.h (tree_can_inline_p): Interface change.
3040 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3042 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3043 Call change to tree_can_inline_p function.
3044 (cgraph_decide_inlining_incrementally): Ditto.
3046 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3048 PR tree-optimization/41031
3049 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3050 on the partition variable rather than promote_mode on the source
3051 type. Assert that the partition variable's type has the same
3052 mode as the source value's.
3054 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3056 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3057 for for_return == 2.
3058 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3060 * calls.c (expand_call): Fix typo.
3061 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3063 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3065 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3066 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3067 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3068 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3070 2009-08-12 Andrew Haley <aph@redhat.com>
3072 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3074 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3079 2009-08-12 Richard Guenther <rguenther@suse.de>
3081 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3082 * gimplify.c (gimplify_modify_expr): Do not use
3083 lang_hooks.types_compatible_p.
3084 * tree-ssa.c (useless_type_conversion_p): For aggregates
3085 just return false if the canonical types differ.
3087 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3090 * sese.c (convert_for_phi_arg): New.
3091 (add_guard_exit_phis): Use convert_for_phi_arg.
3093 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3095 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3096 unknown subscript upper bounds.
3098 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3099 Pranav Garg <pranav.garg2107@gmail.com>
3101 * graphite-interchange.c (gather_access_strides): Removed.
3102 (ppl_max_for_le): New.
3103 (build_linearized_memory_access): New.
3104 (memory_stride_in_loop): New.
3105 (pbb_interchange_profitable_p): Reimplemented.
3106 * graphite-ppl.h (ppl_new_id_map): New.
3107 (ppl_interchange): New.
3109 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3111 * graphite-interchange.c (compute_subscript): Removed.
3112 (compute_array_size_cstr): Removed.
3113 (compute_array_size_poly): Removed.
3114 (compute_array_size): Removed.
3115 (gather_access_strides_poly): Removed.
3116 (gather_access_strides): Empty.
3118 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3120 * graphite-dependences.c (dependence_polyhedron_1): Replace
3121 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3122 (graphite_legal_transform_dr): Same.
3123 (graphite_carried_dependence_level_k): Same.
3124 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3125 Initialize PDR_NB_SUBSCRIPTS.
3126 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3128 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3129 (PDR_NB_SUBSCRIPTS): New.
3130 (pdr_nb_subscripts): Removed.
3131 (pdr_dim): Simplified.
3132 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3133 with PDR_NB_SUBSCRIPTS.
3135 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3137 * graphite-interchange.c (compute_array_size): Remove use of
3139 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3140 Do not initialize PDR_DATA_CONTAINER.
3141 (print_pdr): Do not print PDR_DATA_CONTAINER.
3142 * graphite-poly.h (struct poly_dr): Remove data_container field.
3143 (PDR_DATA_CONTAINER): Removed.
3144 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3146 (build_poly_dr): Same.
3148 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3149 Sebastian Pop <sebastian.pop@amd.com>
3151 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3152 copy of the dependence polyhedron. Free the temporary objects.
3153 (graphite_carried_dependence_level_k): Free unused objects before
3156 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3157 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3158 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3159 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3160 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3162 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3164 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3165 Early return without analyzing the data dependences if no
3166 transform has been done. Call restore_scattering if the transform
3168 (graphite-interchange.c): Same.
3169 * graphite-poly.c (print_scattering_function): Test for
3171 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3172 (apply_poly_transforms): Do not gcc_assert that
3173 the transform is legal.
3174 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3175 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3176 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3177 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3178 * graphite-poly.h (struct poly_scattering): New.
3179 (struct poly_bb): Add original, transformed, and saved fields.
3180 Remove transformed_scattering, original_scattering,
3181 nb_local_variables and nb_scattering_transform fields.
3182 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3183 (poly_scattering_new): New.
3184 (poly_scattering_free): New.
3185 (poly_scattering_copy): New.
3186 (store_scattering_pbb): New.
3187 (store_scattering): New.
3188 (restore_scattering_pbb): New.
3189 (restore_scattering): New.
3190 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3191 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3193 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3195 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3198 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3200 * Makefile.in (graphite.o): Depends on PREDICT_H.
3201 * graphite.c: Include predict.h.
3202 (graphite_finalize): Call tree_estimate_probability.
3203 * predict.c (predict_loops): Do not call scev_initialize and
3205 (tree_estimate_probability_bb): New.
3206 (tree_estimate_probability): Do not initialize loops: move that
3207 code to the driver. Call tree_estimate_probability_bb.
3208 (tree_estimate_probability_driver): New.
3209 (pass_profile): Use tree_estimate_probability_driver.
3210 * predict.h (tree_estimate_probability): Declared.
3212 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3214 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3215 * graphite-dependences.c (graphite_legal_transform): Add time to
3216 TV_GRAPHITE_DATA_DEPS.
3217 (dependency_between_pbbs_p): Same.
3218 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3220 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3222 PR rtl-optimization/41033
3223 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3224 aliasing is disabled.
3226 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3228 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3229 si_mask_operand, and_load_operand, low_bitmask_operand,
3230 and_reg_operand, and_operand): New predicates.
3231 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3232 * config/mips/mips.c (and_operands_ok): New function.
3233 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3234 * config/mips/mips.md (move_type): Add ext_ins and logical.
3235 (type): Handle them.
3236 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3237 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3238 shift_shift. Remove commutative constraint modifier.
3239 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3241 (*clear_upper32_dext): Remove define_insn_and_split.
3242 (*clear_upper32): Turn this define_insn_and_split ...
3243 (splitter for ANDing register with 0xffff_ffff): .. into this.
3245 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3247 * combine.c (try_widen_shift_mode): Factor out code to check if an
3248 integer constant is a low-order bitmask from here ...
3249 * rtlanal.c (low_bitmask_len): ... to here.
3250 * rtl.h (low_bitmask_len): Declare.
3252 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3255 * config/alpha/alpha.md (addsi3): Remove expander.
3256 (addsi3): Rename from *addsi3_internal insn pattern.
3257 (subsi3): Remove expander.
3258 (subsi3): Rename from *subsi3_internal insn pattern.
3260 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3262 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3265 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3266 Eric Botcazou <botcazou@adacore.com>
3267 Douglas B Rupp <rupp@gnat.com>
3269 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3270 that records that fit in 64 bits are returned by immediate value,
3271 as required by OpenVMS Calling Standard.
3272 (function_value): Adjust for above modification.
3273 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3274 virtual_incoming_args_rtx as base object, not next_arg.
3275 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3277 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3279 * reload.c (find_reloads_subreg_address): Check the original
3280 req_equiv_mem address to detect the case where an address is
3281 not valid in the outer mode.
3283 2009-08-11 Richard Guenther <rguenther@suse.de>
3286 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3288 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3290 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3291 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3293 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3294 Douglas B Rupp <rupp@gnat.com>
3296 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3297 PT_STACK when frame_pointer_needed on OpenVMS.
3298 (alpha_pv_save_size, alpha_using_fp): Remove.
3299 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3300 with proper processing for PT_NULL.
3301 (alpha_vms_initial_elimination_offset): New function. Support for
3302 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3303 (alpha_sa_size): Force procedure type to PT_STACK when
3304 frame_pointer_needed on OpenVMS.
3305 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3306 (alpha_using_fp): Likewise.
3307 (alpha_vms_can_eliminate): Add prototype.
3308 (alpha_vms_initial_elimination_offset): Likewise.
3309 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3310 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3312 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3313 Douglas B Rupp <rupp@gnat.com>
3315 * config/alpha/alpha.c (common_object_handler): New function.
3316 (vms_attribute_table): Declare a single attribute "common_object".
3317 (vms_output_aligned_decl_common): New global function.
3318 (SECTION_VMS_OVERLAY): Delete.
3319 (SECTION_VMS_GLOBAL): Likewise.
3320 (SECTION_VMS_INITIALIZE): Likewise.
3321 (vms_asm_named_section): Remove support for above flags.
3322 (vms_section_type_flags): Delete.
3323 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3324 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3325 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3326 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3328 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3331 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3332 (sub_ddmmss): Likewise.
3334 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3337 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3340 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3343 * reload1.c (reload_as_needed): Use cancel_changes to completely
3344 undo a failed replacement attempt.
3346 2009-08-10 Richard Guenther <rguenther@suse.de>
3349 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3350 (useless_type_conversion_p): ... here. Require pointer targets
3353 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3356 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3357 loose the original type of the statement list.
3359 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3361 * config/alpha/alpha.c: Include libfuncs.h
3362 (avms_asm_output_extern): New function.
3363 (alpha_init_libfuncs): Init some decc libfuncs.
3364 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3365 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3366 (DO_CRTL_NAMES): Define.
3368 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3369 (LONG_TYPE_SIZE): Define.
3370 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3371 (SUBTARGET_SWITCHES): Define malloc64 switch.
3372 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3373 (MASK_RETURN_ADDR): Define.
3374 doc/invoke.texi (mmalloc64): Document switch.
3376 2009-08-09 Olivier Hainque <hainque@adacore.com>
3377 Douglas B Rupp <rupp@gnat.com>
3379 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3380 uses_condition_handler.
3381 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3382 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3383 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3384 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3385 (code_for_builtin): New insn codes for the new alpha_builtins.
3386 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3387 (alpha_sa_size): Account for uses_condition_handler.
3388 (alpha_expand_prologue): Likewise.
3389 (alpha_start_function): Likewise.
3390 (alpha_expand_epilogue): Likewise.
3391 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3392 establish/revert expanders.
3393 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3394 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3395 New expander, resorting to the alpha.c associated function.
3396 (builtin_revert_vms_condition_handler): Likewise.
3397 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3398 __gcc_shell_handler, the static VMS condition handler used as
3399 an indirection wrapper to the current dynamically established
3401 * config/alpha/vms-unwind.h: Complete rewrite.
3402 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3403 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3405 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3406 Douglas B Rupp <rupp@gnat.com>
3408 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3409 (alpha_need_linkage): Handle aliases. Return function symbol.
3410 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3411 Use ultimate alias target for the linkage name.
3412 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3413 by alpha_need_linkage for the function symbol.
3414 (setmemdi): Likewise.
3416 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3418 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3419 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3420 (ASM_WEAKEN_LABEL): Define.
3421 (CRT_CALL_STATIC_FUNCTION): Define.
3422 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3423 (ENDFILE_SPEC): Define.
3424 (INIT_SECTION_ASM_OP): Define.
3425 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3426 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3428 (MULTILIB_OSDIRNAMES): Define.
3429 (shlib_version): Define.
3430 (SHLIB_EXT): Define.
3431 (SHLIB_OBJS): Define.
3432 (SHLIB_NAME): Define.
3433 (SHLIB_MULTILIB): Define.
3434 (SHLIB_INSTALL): Define.
3435 (SHLIB_SYMVEC): Define.
3436 (SHLIB_SYMVECX2): Define.
3437 (SHLIB_LINK): Define.
3439 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3441 * config/alpha/alpha.c (alpha_initialize_trampoline):
3442 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3443 (alpha_start_function): Emit transfer address on nested functions
3444 for VMS trampoline call.
3445 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3446 since no longer used.
3447 * config/alpha/vms-tramp.asm: Remove.
3448 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3449 since now only data initialized at runtime.
3451 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3453 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3454 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3455 (MD_EXEC_PREFIX): Remove, no longer used.
3456 (MD_STARTFILE_PREFIX): Likewise.
3457 (INCLUDE_DEFAULTS): Likewise.
3458 * config/alpha/t-vms:
3459 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3461 2009-08-09 Richard Guenther <rguenther@suse.de>
3463 PR tree-optimization/41016
3464 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3465 (operand_precision): Remove.
3466 (integral_operand_p): Likewise.
3467 (recognize_single_bit_test): Adjust.
3469 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3471 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3472 operation overflows. Likewise non-cast unary arithmetic.
3473 If one arm of a conditional expression is always taken,
3474 inhibit evaluation warnings for the other arm. Likewise inhibit
3475 evaluation warnings for the second && or || operand if the first
3476 operand is enough to determine the result.
3477 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3479 (build_binary_op): Prevent duplicate evaluation warnings.
3481 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3483 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3484 and destination have different modes, Use promote_mode to
3485 determine the signedness of the conversion. Assert that the
3486 promoted source mode matches the destination mode. Don't pass
3487 the destination and destination mode to expand_expr if the source
3488 mode is different. Simplify conversion logic.
3490 2009-08-09 Ira Rosen <irar@il.ibm.com>
3492 PR tree-optimization/41008
3493 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3494 from condition only in case it's a comparison. Adjust checks.
3496 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3498 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3499 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3500 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3501 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3502 (dump_cand): Handle them.
3503 (struct iv_cand): New members COST_STEP and AINC_USE.
3504 (stmt_after_increment): Likewise.
3505 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3506 callers changed. Use gimple_uid comparison instead of scanning.
3507 (add_candidate_1): When looking for identical candidates, take
3508 AINC_USE into account. Set it for new candidates.
3509 (force_expr_to_var_cost): Cast target_spill_cost to int.
3510 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3511 All callers changed. Check for availability of autoinc addressing
3512 modes, both in general for a given mode, and in the specific use case.
3513 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3515 (get_computation_cost): Likewise.
3516 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3517 add_autoinc_candidates): New static functions.
3518 (add_candidate): Call add_autoinc_candidates for candidates based on
3520 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3521 (determine_use_iv_cost_address): If we have an autoinc candidate at
3522 the matching use, verify autoinc is possible and subtract the cost
3523 of the candidate's step from the cost.
3524 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3525 member of the candidate.
3526 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3527 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3529 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3531 * config.build (ia64-hp-*vms*): New target.
3532 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3534 * config.gcc (ia64-hp-*vms*): New target.
3535 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3537 * config.host (ia64-hp-*vms*): New target.
3538 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3541 2009-08-08 Richard Guenther <rguenther@suse.de>
3543 PR tree-optimization/40991
3544 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3546 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3548 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3549 mode check. Do truncations in an integer mode.
3550 (force_to_mode): Handle subregs for all mode types. Only do
3551 arithmetic simplifications on integer modes.
3553 2009-08-07 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/40999
3556 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3557 (maybe_fold_reference): Lookup constant initializers.
3558 (fold_gimple_assign): Likewise.
3560 2009-08-07 Richard Guenther <rguenther@suse.de>
3562 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3563 that require structural equality defer to the langhook.
3565 2009-08-07 Martin Jambor <mjambor@suse.cz>
3567 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3569 (struct ipa_pass_through_data): New type.
3570 (struct ipa_ancestor_jf_data): New type.
3571 (union jump_func_value): Removed field formal_id, added fields
3572 pass_through and ancestor.
3573 (struct ipa_param_call_note): Changed type of formal_id to int from
3575 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3576 operations jump functions and ancestor jump functions.
3577 (compute_complex_pass_through): New function.
3578 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3579 reflect changes in the jump function strucutre.
3580 (update_jump_functions_after_inlining): Ignore complex pass-through
3581 and ancestor jump functions.
3582 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3583 polynomial pass-through with operation jump functions.
3585 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3587 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3588 fde->dw_fde_begin as begin label instead of hot/cold label.
3589 Use LLSDAC label instead of LLSDA for second section lsda.
3590 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3591 label instead of LLSDA if it is true.
3592 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3594 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3595 SECTION argument. Use it as index into crtl->eh.call_site_record
3597 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3598 use it to determine how to print table entries instead of using
3599 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3600 label instead of normal begin label as base.
3601 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3602 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3603 ensure no EH range spans between sections and that landing pads
3604 are always in the corresponding section.
3605 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3606 for crtl->eh.call_site_record being an array rather than scalar.
3607 (output_one_function_exception_table): New function, copied
3608 from output_function_exception_table. Adjust
3609 dw2_size_of_call_site_table, dw2_output_call_site_table
3610 callers. For SECOND section use *C suffixed labels.
3611 (output_function_exception_table): Call
3612 output_one_function_exception_table and, when doing hot/cold
3613 partitioning, also another time for the second section.
3614 * opts.c: Include except.h.
3615 (decode_options): Allow -freorder-blocks-and-partition with
3616 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3617 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3618 * function.h (struct rtl_eh): Change call_site_record from
3619 scalar into array of 2 elements.
3621 2009-08-07 Martin Jambor <mjambor@suse.cz>
3623 * ipa-prop.c (count_formal_params_1): New function.
3624 (ipa_get_vector_of_formal_parms): New function.
3625 (get_vector_of_formal_parm_types): New function.
3626 (ipa_modify_formal_parameters): New function.
3627 (ipa_modify_call_arguments): New function.
3628 (index_in_adjustments_multiple_times_p): New function.
3629 (ipa_combine_adjustments): New function.
3630 (ipa_dump_param_adjustments): New function.
3631 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3632 (ipa_get_vector_of_formal_parms): Declare.
3633 (ipa_modify_formal_parameters): Declare.
3634 (ipa_modify_call_arguments): Declare.
3635 (ipa_combine_adjustments): Declare.
3636 (ipa_dump_param_adjustments): Declare.
3637 (build_ref_for_offset): Declare.
3638 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3639 * tree-sra.c: Include ipa-prop.c.
3640 (build_ref_for_offset): Make public.
3642 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3644 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3646 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3648 * gcc/doc/extend.texi (__builtin_extract_return_address)
3649 (__builtin_frob_return_address): Document.
3651 2009-08-06 Paul Brook <paul@codesourcery.com>
3653 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3654 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3655 implementation on ARMv6-M.
3657 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3659 * doc/extend.texi (pcs): Document new attribute for ARM.
3661 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3663 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3666 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3668 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3671 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3673 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3675 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3677 Merge ARM/hard_vfp_branch to trunk.
3679 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3681 * arm.c (libcall_eq): New function.
3682 (libcall_hash): New function.
3683 (add_libcall): New function.
3684 (arm_libcall_uses_aapcs_base): New function.
3685 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3686 libcalls using the base PCS.
3687 (arm_init_cumulative_args): Likewise.
3689 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3691 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3692 Use base ABI for conversion libfuncs between HFmode and SFmode.
3694 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3696 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3697 V4SImode as representatives of all 64-bit and 128-bit vector
3698 types. Allow vector types without vector modes.
3699 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3700 without vector modes like BLKmode.
3701 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3702 BLKmode. Avoid unsupported vector modes or TImode moves for
3704 (aapcs_vfp_allocate_return_reg): Likewise.
3705 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3706 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3708 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3710 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3711 (arm_get_pcs_model): Pass attribute arguments to
3712 arm_pcs_from_attribute.
3713 (arm_init_cumulative_args): Use base AAPCS for conversions from
3714 floating-point types to DImode.
3715 (arm_attribute_table): Add pcs attribute.
3716 (arm_handle_pcs_attribute): New.
3717 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3718 conversions from floating-point types to DImode, also declare them
3719 to use base AAPCS and declare functions they call to use base
3720 AAPCS and their RTABI names.
3722 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3724 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3725 -mfloat-abi=hard not being supported for VFP.
3727 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3729 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3730 SYMBOL_REF to hard_libcall_value.
3732 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3733 Richard Earnshaw <rearnsha@arm.com>
3735 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3736 has been put on the stack, all remaining co-processory arguments for
3737 that co-processor also go on the stack.
3739 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3741 * config/arm/arm.c (arm_return_in_memory): Handle returning
3742 vectors of suitable size in registers also for AAPCS case.
3744 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3746 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3748 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3750 ARM Hard-VFP calling convention
3751 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3752 * target.h (gcc_target): Add libcall_value to table of call hooks.
3753 * targhooks.h (default_libcall_value): Default implementation.
3754 * targhooks.c (default_libcall_value): Likewise.
3755 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3756 * optabs.c (expand_unop): Use it.
3757 * expr.h (hard_libcall_value): Pass the function RTX through.
3758 * calls.c (emit_library_call_value_1): Update call to
3760 * explow.c (hard_libcall_value): Use new target hook.
3761 * testsuite/lib/target-supports.exp
3762 (check_effective_target_arm_hard_vfp_ok): New hook.
3763 (check_effective_target_arm_neon_ok): Improve test for neon
3765 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3766 * config/arm/arm.c: Include cgraph.h
3767 (TARGET_FUNCTION_VALUE): Override default hook.
3768 (arm_pcs_default): New variable.
3769 (arm_override_options): Don't fault hard calling convention with VFP.
3770 Add support for AAPCS variants.
3771 (arm_function_value): Make static. Handle AAPCS variants.
3772 (arm_libcall_value): New function.
3773 (arm_apply_result_size): Handle VFP registers in results.
3774 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3776 (pcs_attribute_args): New variable.
3777 (arm_pcs_from_attribute): New function.
3778 (arm_get_pcs_model): New function.
3779 (aapcs_vfp_cum_init): New function.
3780 (aapcs_vfp_sub_candidate): New function.
3781 (aapcs_vfp_is_return_candidate): New function.
3782 (aapcs_vfp_is_call_candidate): New function.
3783 (aapcs_vfp_allocate): New function.
3784 (aapcs_vfp_allocate_return_reg): New function.
3785 (aapcs_vfp_advance): New function.
3786 (aapcs_cp_arg_layout): New variable.
3787 (aapcs_select_call_coproc): New function.
3788 (aapcs_select_return_coproc): New function.
3789 (aapcs_allocate_return_reg): New function.
3790 (aapcs_libcall_value): New function.
3791 (aapcs_layout_arg): New function.
3792 (arm_init_cumulative_args): Initialize AAPCS args data.
3793 (arm_function_arg): Handle AAPCS variants using new interface.
3794 (arm_arg_parital_bytes): Likewise.
3795 (arm_function_arg_advance): New function.
3796 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3797 calling conventions.
3798 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3799 * arm.h (NUM_VFP_ARG_REGS): Define.
3800 (LIBCALL_VALUE): Update.
3801 (FUNCTION_VALUE): Delete.
3802 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3803 (arm_pcs): New enum.
3804 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3805 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3806 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3807 * arm-protos.h (arm_function_arg_advance): Add.
3808 (aapcs_libcall_value): Add.
3809 (arm_function_value): Delete.
3811 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3812 H.J. Lu <hongjiu.lu@intel.com>
3815 * config/i386/i386.c (standard_sse_mode_p): Remove.
3816 (standard_sse_constant_p): Return 2 for integer mode
3817 vector_all_ones_operand when SSE2 is enabled.
3818 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3819 (ix86_expand_vector_move): Do not check for negative values from
3820 standard_sse_constant_p.
3822 2009-08-06 Richard Guenther <rguenther@suse.de>
3824 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3825 array type comparisons frontend independent.
3826 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3828 out array reference lower bound and element size operands.
3829 (ao_ref_init_from_vn_reference): Properly compute the offset
3830 for ARRAY_RANGE_REF.
3831 (vn_reference_fold_indirect): Fill out array reference lower
3832 bound and element size operands.
3833 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3834 a non gimple valued reference operand which can happen for
3835 array reference lower bound or element size.
3836 (create_component_ref_by_pieces_1): Properly generate the
3837 element size operand for array references.
3839 2009-08-06 Richard Guenther <rguenther@suse.de>
3841 PR tree-optimization/40964
3842 * tree.c (iterative_hash_host_wide_int): Export.
3843 * tree.h (iterative_hash_host_wide_int): Declare.
3844 * tree-ssa-structalias.c (heapvar_map): New struct.
3845 (heapvar_map_eq): New function.
3846 (heapvar_map_hash): Likewise.
3847 (heapvar_lookup): Adjust.
3848 (heapvar_insert): Likewise.
3849 (make_constraint_from_heapvar): Allow multiple heap variables
3850 per decl at different offsets.
3851 (init_alias_heapvars): Adjust.
3853 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3855 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3856 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3857 trailing sync if TARGET_SYNC_AFTER_SC.
3859 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3861 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3862 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3863 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3864 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3865 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3866 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3867 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3868 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3869 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3870 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3871 the prototype declaration match the definition.
3872 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3873 instructions explicitly. Add barrier_before and operands
3875 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3876 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3877 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3878 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3879 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3880 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3882 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3884 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3886 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3887 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3890 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3893 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3895 PR rtl-optimization/40924
3896 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3897 make sure canon_rtx (mem_address) isn't simpler than
3898 canon_rtx (expanded_mem_address).
3900 2009-08-05 Li Feng <nemokingdom@gmail.com>
3902 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3904 (build_scop_drs): Build alias set for each SCoP.
3906 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3908 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3909 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3910 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3911 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3912 (BASE_DRIVER_SELF_SPECS): Likewise.
3914 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3916 * tree-ssa-alias.c: Fix some comment typos.
3918 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3920 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3921 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3923 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3926 * simplify-rtx.c (simplify_binary_operation_1): Disable
3927 simplifications for decimal float operations.
3929 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3932 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3933 operand of INDIRECT_REF.
3935 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3937 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3938 constants referencing TLS symbols.
3940 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3942 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3943 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3945 2009-08-03 Richard Guenther <rguenther@suse.de>
3947 * tree.c (make_vector_type): Build a main variant first,
3948 get the canonical one and then build the variant.
3949 * tree-ssa.c (useless_type_conversion_p_1): Handle
3951 (useless_type_conversion_p): Conversions to pointers to
3952 incomplete record types are useless.
3954 2009-08-03 Richard Guenther <rguenther@suse.de>
3956 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3957 file will be created.
3958 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
3959 * toplev.c (compile_file): Adjust comment.
3961 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
3963 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
3964 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
3965 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3966 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3967 (sh_promote_function_mode): Fix typo.
3969 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
3971 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
3973 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3975 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
3976 declaration arguments.
3978 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
3981 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
3982 (ix86_split_ashl): Ditto.
3983 (ix86_expand_vector_init_one_nonzero): Ditto.
3984 (ix86_expand_vector_set): Ditto.
3985 (ix86_expand_reduc_v4sf): Ditto.
3987 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
3989 * explow.c (promote_function_mode): Remove assert.
3990 * config/sh/sh.c (sh_promote_function_mode): Declare.
3992 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3994 * config/pa/pa.c (pa_promote_function_mode): Declare.
3995 Change to static. Fix promote_mode call.
3997 * gthr-dce.h (CONST_CAST2): Define if not defined.
3998 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4000 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4002 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4004 * expr.c (store_constructor): Use promote_decl_mode. Remove
4005 now write-only variable unsignedp.
4006 (expand_expr_real_1): Use promote_decl_mode.
4007 * expr.h (promote_function_mode, promote_decl_mode): New.
4008 (promote_mode): Remove last argument.
4009 * function.c (assign_temp): Drop last argument of promote_mode.
4010 (assign_parm_find_data_types): Use promote_function_mode.
4011 (assign_parm_setup_reg): Likewise.
4012 (expand_function_end): Use promote_function_mode.
4013 * calls.c (initialize_argument_information): Use promote_function_mode.
4014 (precompute_arguments): Use promote_mode instead of checking if
4015 only PROMOTE_FUNCTION_MODE is defined.
4016 (expand_call): When making sibcall decisions, use promote_function_mode.
4017 Below, remove an if for targetm.calls.promote_function_return and
4018 and use promote_function_mode.
4019 (emit_library_call_value_1): Use promote_function_mode, fix bug
4020 where promote_mode was passed FOR_CALL == 0 for a return value in an
4022 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4023 * explow.c (promote_function_mode, promote_decl_mode): New.
4024 (promote_mode): Keep only the FOR_CALL == 0 case.
4025 * combine.c (setup_incoming_promotion): Remove test of
4026 promote_function_args. Use promote_function_mode.
4027 * stmt.c (expand_value_return): Use promote_decl_mode.
4028 (expand_decl): Use promote_decl_mode.
4030 * expr.c (store_constructor): Use promote_decl_mode. Remove
4031 now write-only variable unsignedp.
4032 (expand_expr_real_1): Use promote_decl_mode.
4033 * expr.h (promote_function_mode, promote_decl_mode): New.
4034 (promote_mode): Remove last argument.
4035 * function.c (assign_temp): Drop last argument of promote_mode.
4036 (assign_parm_find_data_types): Use promote_function_mode.
4037 (assign_parm_setup_reg): Likewise.
4038 (expand_function_end): Use promote_function_mode.
4039 * calls.c (initialize_argument_information): Use promote_function_mode.
4040 (precompute_arguments): Use promote_mode instead of checking if
4041 only PROMOTE_FUNCTION_MODE is defined.
4042 (expand_call): When making sibcall decisions, use promote_function_mode.
4043 Below, remove an if for targetm.calls.promote_function_return and
4044 and use promote_function_mode.
4045 (emit_library_call_value_1): Use promote_function_mode, fix bug
4046 where promote_mode was passed FOR_CALL == 0 for a return value in an
4048 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4049 * explow.c (promote_function_mode, promote_decl_mode): New.
4050 (promote_mode): Keep only the FOR_CALL == 0 case.
4051 * combine.c (setup_incoming_promotion): Remove test of
4052 promote_function_args. Use promote_function_mode.
4053 * stmt.c (expand_value_return): Use promote_decl_mode.
4054 (expand_decl): Use promote_decl_mode.
4056 * explow.c (promote_function_mode): Just call the target hook.
4057 * targhooks.c (default_promote_function_mode,
4058 default_promote_function_mode_always_promote): New.
4059 * targhooks.h (default_promote_function_mode,
4060 default_promote_function_mode_always_promote): Declare.
4061 * target.h (promote_function_args, promote_function_return): Remove.
4062 (promote_function_mode): New.
4063 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4064 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4065 (TARGET_PROMOTE_FUNCTION_MODE): New.
4066 (TARGET_CALLS): Adjust.
4067 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4068 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4070 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4071 * config/s390/s390.c (s390_promote_function_mode): ... here,
4072 with pointer handling.
4073 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4074 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4076 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4077 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4078 with pointer handling.
4079 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4080 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4082 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4083 * config/sh/sh.c (sh_promote_function_mode): New.
4084 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4085 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4087 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4088 * config/cris/cris.c (cris_promote_function_mode): ... here.
4089 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4090 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4092 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4093 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4094 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4095 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4097 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4098 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4099 complex type handling.
4100 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4101 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4103 * config/pa/pa.c (pa_promote_function_mode): New.
4104 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4105 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4107 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4108 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4109 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4110 * config/xtensa/xtensa.c: Likewise.
4111 * config/stormy16/stormy16.c: Likewise.
4112 * config/iq2000/iq2000.c: Likewise.
4113 * config/rs6000/rs6000.c: Likewise.
4114 * config/picochip/picochip.c: Likewise.
4115 * config/arc/arc.c: Likewise.
4116 * config/mcore/mcore.c: Likewise.
4117 * config/score/score.c: Likewise.
4118 * config/mips/mips.c: Likewise.
4119 * config/bfin/bfin.c: Likewise.
4120 * config/ia64/ia64.c: Likewise (disabled though).
4122 * config/frv/frv.h: Remove pointless remark.
4124 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4125 TARGET_PROMOTE_FUNCTION_ARGS,
4126 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4127 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4129 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4131 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4132 -floop-parallelize-all.
4133 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4134 flag_loop_parallelize_all.
4135 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4136 * graphite.c (graphite_transform_loops): Same.
4138 * graphite-poly.c (apply_poly_transforms): Same.
4140 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4142 PR tree-optimization/40914
4143 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4144 if set, then check the delta field of the PMF record.
4145 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4146 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4147 call is stored in the delta.
4149 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4151 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4153 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/bsd.h (ASM_BYTE): New define.
4156 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4157 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4158 .byte. Use fputs or putc instead of fprintf where appropriate.
4159 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4160 fputs or putc instead of fprintf where appropriate.
4161 * config/i386/i386elf.h: Ditto.
4162 * config/i386/sysv4.h: Ditto.
4164 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4165 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4166 (*tls_global_dynamic_64): Ditto.
4168 2009-07-31 Christian Bruel <christian.bruel@st.com>
4170 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4172 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4174 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4175 Remove dead code for MINUS.
4177 2009-07-31 Anthony Green <green@moxielogic.com>
4179 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4181 (moxie_expand_epilogue): Ditto for epilogue.
4182 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4184 (moxie_function_arg): Ditto.
4185 (moxie_pass_by_reference): Ditto.
4186 (moxie_arg_partial_bytes): Ditto.
4187 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4188 (FUNCTION_ARG_ADVANCE) Ditto.
4189 (REG_PARM_STACK_SPACE) Ditto.
4190 (FUNCTION_ARG_REGNO_P) Dito.
4192 * config.gcc: Add moxie linux config support.
4193 * gcc/config/moxie/uclinux.h: New file.
4195 2009-07-31 DJ Delorie <dj@redhat.com>
4197 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4198 (UNSPECV_SP_SWITCH_E): New.
4199 (sp_switch_1): Change to an unspec.
4200 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4202 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4203 reference the new stack's address
4205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4207 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4208 graphite-clast-to-gimple.o, graphite-dependences.o,
4209 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4210 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4211 (graphite-blocking.o,
4212 graphite-clast-to-gimple.o, graphite-dependences.o,
4213 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4214 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4215 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4216 * cfgloop.h (struct loop): Add can_be_parallel field.
4217 * common.opt (fgraphite-identity): Moved up.
4218 (fgraphite-force-parallel): New flag.
4219 * graphite.c: Rewrite.
4220 * graphite.h: Rewrite.
4221 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4223 * toplev.c (graphite_out_file): New file descriptor.
4224 (graphite_in_file): New.
4225 (process_options): flag_graphite_force_parallel cannot be used without
4227 * tree-ssa-loop.c: Include toplev.h.
4228 (gate_graphite_transforms): Enable flag_graphite for
4229 flag_graphite_force_parallel.
4231 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4233 * ChangeLog.graphite: New.
4234 * graphite-blocking.c: New.
4235 * graphite-clast-to-gimple.c: New.
4236 * graphite-clast-to-gimple.h: New.
4237 * graphite-dependences.c: New.
4238 * graphite-dependences.h: New.
4239 * graphite-interchange.c: New.
4240 * graphite-poly.c: New.
4241 * graphite-poly.h: New.
4242 * graphite-ppl.c: New.
4243 * graphite-ppl.h: New.
4244 * graphite-scop-detection.c: New.
4245 * graphite-scop-detection.h: New.
4246 * graphite-sese-to-poly.c: New.
4247 * graphite-sese-to-poly.h: New.
4251 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4253 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4254 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4258 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4259 (scev_is_linear_expression): Return false if the evolution is not
4260 affine multivariate.
4262 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4264 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4265 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4267 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4269 * tree-data-ref.c (debug_data_references): New.
4270 (debug_data_reference): New.
4271 * tree-data-ref.h (debug_data_references): Declared.
4272 (debug_data_reference): Declared.
4274 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4276 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4277 * tree-data-ref.h (scop_p): Removed.
4278 (struct data_reference): Remove field scop.
4280 (stmt_simple_memref_p): Removed.
4282 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4284 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4285 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4288 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4290 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4292 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4294 * doc/invoke.texi (-fgraphite-identity): Documented.
4296 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4298 * tree-scalar-evolution.c: Fix comment.
4299 (instantiate_scev_1): Return unknow from scev instantiation if the
4300 result is not above instantiate_below.
4302 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4304 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4305 static anymore. Instantiate the symbols that may have been introduced
4307 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4310 2009-07-30 DJ Delorie <dj@redhat.com>
4312 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4313 .vliw directive to VLIW sections.
4315 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4317 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4319 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4320 (AUTOHEADER): New variable.
4321 ($(srcdir)/cstamp-h.in): Use it.
4323 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4324 Pat Haugen <pthaugen@us.ibm.com>
4325 Revital Eres <ERES@il.ibm.com>
4327 * config/rs6000/vector.md (VEC_F): Add VSX support.
4331 (vector_load_<mode>): Ditto.
4332 (vector_store_<mode>): Ditto.
4333 (vector GPR move split): Ditto.
4334 (vec_reload_and_plus_<mptrsize>): Ditto.
4335 (vec_reload_and_reg_<mptrsize>): Ditto.
4336 (add<mode>3): Ditto.
4337 (sub<mode>3): Ditto.
4338 (mul<mode>3): Ditto.
4339 (neg<mode>2): Ditto.
4340 (abs<mode>2): Ditto.
4341 (smin<mode>3): Ditto.
4342 (smax<mode>3): Ditto.
4343 (vector_eq<mode>): Ditto.
4344 (vector_gt<mode>): Ditto.
4345 (vector_ge<mode>): Ditto.
4346 (vector_gtu<mode>): Ditto.
4347 (vector_select_<mode>_uns): Ditto.
4348 (vector_eq_<mode>_p): Ditto.
4349 (vector_gt_<mode>_p): Ditto.
4350 (vector_ge_<mode>_p): Ditto.
4351 (vector_gtu_<mode>_p): Ditto.
4352 (cr6_test_for_zero): Ditto.
4353 (cr6_test_for_zero_reverse): Ditto.
4354 (cr6_test_for_lt): Ditto.
4355 (cr6_test_for_lt_reverse): Ditto.
4356 (xor<mode>3): Ditto.
4357 (ior<mode>3): Ditto.
4358 (and<mode>3): Ditto.
4359 (one_cmpl<mode>2): Ditto.
4360 (nor<mode>2): Ditto.
4361 (andc<mode>2): Ditto.
4362 (float<VEC_int<mode>2): Ditto.
4363 (unsigned_float<VEC_int><mode>2): Ditto.
4364 (fix_trunc<mode><VEC_int>2): Ditto.
4365 (fixuns_trunc<mode><VEC_int>2): Ditto.
4367 (vec_set<mode>): Ditto.
4368 (vec_extract<mode>): Ditto.
4369 (vec_interleave_highv4sf): Ditto.
4370 (vec_interleave_lowv4sf): Ditto.
4371 (vec_realign_load_<mode>): Ditto.
4372 (vec_shl_<mode>): Ditto.
4373 (vec_shr_<mode>): Ditto.
4374 (div<mode>3): New patterns for VSX.
4375 (vec_interleave_highv2df): Ditto.
4376 (vec_interleave_lowv2df): Ditto.
4377 (vec_pack_trunc_v2df): Ditto.
4378 (vec_pack_sfix_trunc_v2df): Ditto.
4379 (vec_pack_ufix_trunc_v2df): Ditto.
4380 (vec_unpacks_hi_v4sf): Ditto.
4381 (vec_unpacks_lo_v4sf): Ditto.
4382 (vec_unpacks_float_hi_v4si): Ditto.
4383 (vec_unpacks_float_lo_v4si): Ditto.
4384 (vec_unpacku_float_hi_v4si): Ditto.
4385 (vec_unpacku_float_lo_v4si): Ditto.
4386 (movmisalign<mode>): Ditto.
4387 (vector_ceil<mode>2): New patterns for vectorizing math library.
4388 (vector_floor<mode>2): Ditto.
4389 (vector_btrunc<mode>2): Ditto.
4390 (vector_copysign<mode>3): Ditto.
4392 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4393 predicate for setting the high bit in each word, used for copysign.
4395 * config/rs6000/ppc-asm.h (f19): Whitespace.
4396 (f32-f63): Define if VSX.
4397 (v0-v31): Define if Altivec.
4398 (vs0-vs63): Define if VSX.
4400 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4402 * config/rs6000/power7.md: New file, provide tuning parameters for
4405 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4406 (rs6000_cpu_cpp_builtins): Ditto.
4407 (altivec_overloaded_builtins): Ditto.
4408 (altivec_resolve_overloaded_builtin): Ditto.
4410 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4411 debug switch to disable vectorizing simple math builtin
4414 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4415 Vectorize simple math builtin functions.
4416 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4417 hook to vectorize math builtins.
4418 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4419 (rs6000_builtin_conversion): Add VSX/power7 support.
4420 (rs6000_builtin_vec_perm): Ditto.
4421 (vsplits_constant): Add support for loading up a vector constant
4422 with just the high bit set in each part.
4423 (rs6000_expand_vector_init): Add VSX/power7 support.
4424 (rs6000_expand_vector_set): Ditto.
4425 (rs6000_expand_vector_extract): Ditto.
4426 (rs6000_emit_move): Ditto.
4427 (bdesc_3arg): Ditto.
4428 (bdesc_2arg): Ditto.
4429 (bdesc_1arg): Ditto.
4430 (rs6000_expand_ternop_builtin): Ditto.
4431 (altivec_expand_builtin): Ditto.
4432 (rs6000_expand_unop_builtin): Ditto.
4433 (rs6000_init_builtins): Ditto.
4434 (altivec_init_builtins): Ditto.
4435 (builtin_function_type): Ditto.
4436 (rs6000_common_init_builtins): Ditto.
4437 (rs6000_handle_altivec_attribute); Ditto.
4438 (rs6000_mangle_type): Ditto.
4439 (rs6000_vector_mode_supported_p): Ditto.
4440 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4443 * config/rs6000/vsx.md: New file for VSX support.
4445 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4446 identifing values with just the most significant bit set.
4447 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4448 vectorized builtins.
4450 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4451 (UNSPEC_VRFIM): Delete.
4452 (splitter for loading up vector with most significant bit): New
4453 splitter for vectorizing copysign.
4454 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4455 vectorizing simple math functions.
4456 (altivec_vrfip): Add support for vectorizing simple math functions.
4457 (altivec_vrfim): Ditto.
4458 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4460 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4461 (power7.md, vsx.md): Include for power7 support.
4462 (copysigndf3): Use VSX instructions if -mvsx.
4463 (negdf2_fpr): Ditto.
4464 (absdf2_fpr): Ditto.
4465 (nabsdf2_fpr): Ditto.
4466 (adddf3_fpr): Ditto.
4467 (subdf3_fpr): Ditto.
4468 (muldf3_fpr): Ditto.
4469 (divdf3_fpr): Ditto.
4470 (fix_truncdfdi2_fpr): Ditto.
4471 (cmpdf_internal1): Ditto.
4472 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4473 (btruncdf2, btruncdf2_fpr): Ditto.
4474 (ceildf2, ceildf2_fpr): Ditto.
4475 (floordf2, floordf2_fpr): Ditto.
4476 (floatdidf2, floatdidf2_fpr): Ditto.
4477 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4478 (fmsubdf4_fpr): Ditto.
4479 (fnmadddf4_fpr_1): Ditto.
4480 (fnmadddf4_fpr_2): Ditto.
4481 (fnmsubdf4_fpr_1): Ditto.
4482 (fnmsubdf4_fpr_2): Ditto.
4483 (fixuns_truncdfdi2): Add expander for VSX support.
4484 (fix_truncdfdi2): Ditto.
4485 (fix_truncdfsi2): Ditto.
4487 (btruncsf2): Whitespace.
4488 (movdf_hardfloat32): Add support for VSX registers.
4489 (movdf_softfloat32): Ditto.
4490 (movdf_hardfloat64): Ditto.
4491 (movdf_hardfloat64_mfpgpr): Ditto.
4492 (movdf_softfloat64): Ditto.
4493 (movti splitters): Add check for vector registers supporting
4494 TImode in the future.
4495 (bpermd): Add power7 bpermd instruction.
4497 * config/rs6000/altivec.h (vec_div): Define if VSX.
4501 (vec_nearbyint): Ditto.
4504 (all predicates): Use the generic builtin function, and not the V4SF
4505 specific function so that the predicates will work with VSX's V2DF.
4509 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4510 Document new VSX functions and types.
4512 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4515 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4516 "wa", and "j" constraints. Modify "v" to talk about Altivec
4517 instead of just vector.
4519 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4522 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4523 location for phi arguments.
4524 (rewrite_update_phi_arguments): Find locations for reaching defs.
4525 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4526 Add location to add_phi_arg calls.
4527 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4528 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4529 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4530 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4531 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4532 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4533 * tree-phinodes.c (make_phi_node): Initialize location.
4534 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4535 (add_phi_arg): Add location parameter.
4536 (remove_phi_arg_num): Move location when moving phi argument.
4537 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4539 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4540 slpeel_update_phi_nodes_for_guard1,
4541 slpeel_update_phi_nodes_for_guard2,
4542 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4543 vect_loop_versioning): Set locations.
4544 * tree-parloops.c (create_phi_for_local_result,
4545 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4546 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4547 * tree-vect-loop.c (get_initial_def_for_induction,
4548 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4550 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4551 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4552 (gimple_phi_arg_set_location): New. Set locus.
4553 (gimple_phi_arg_has_location): New. Check for locus.
4554 (redirect_edge_var_map_location): New. Return locus from var_map.
4555 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4556 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4557 combining PHI arguments.
4558 (cond_store_replacement): Set location.
4559 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4560 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4561 scop_add_exit_phis_edge): Add locations.
4562 * tree-cfgcleanup.c (remove_forwarder_block,
4563 remove_forwarder_block_with_phi): Add locations.
4564 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4565 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4567 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4568 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4569 flush_pending_stmts): Add source location.
4570 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4571 stack to preserve locations.
4572 * tree-vect-stmts.c (vectorizable_load): Add location.
4573 * tree-inline.c (copy_phis_for_bb): Copy locus.
4574 (setup_one_parameter): Add call locus to inlined parameter stmts.
4575 (initialize_inlined_parameters): Pass in call location as parameter
4577 (tree_function_versioning): Pass location to setup_one_parameter.
4578 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4579 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4580 copy and edge lists.
4581 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4582 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4583 locus parameter and override the stmt default if provided.
4584 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4585 elim_graph_add_edge, elim_graph_remove_succ_edge,
4586 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4587 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4588 eliminate_phi): Add locus info in elimination graph for each edge and
4590 (insert_backedge_copies): Copy locus if present.
4591 * tree-flow.h (struct _edge_var_map): Add locus field.
4592 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4593 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4594 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4596 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4598 2009-07-30 Martin Jambor <mjambor@suse.cz>
4600 PR tree-optimization/40570
4601 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4604 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4606 * ssa-loop-manip.c: Include langhooks.h.
4607 (rewrite_phi_with_iv): New.
4608 (rewrite_all_phi_nodes_with_iv): New.
4609 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4610 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4611 * tree-parloops.c (loop_parallel_p): Move out all conditions
4612 except dependency check.
4613 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4614 (gen_parallel_loop): Call canonicalize_loop_ivs without
4615 reduction_list argument.
4616 (build_new_reduction): New.
4617 (gather_scalar_reductions): New.
4618 (try_get_loop_niter): New.
4619 (try_create_reduction_list): New.
4620 (parallleize_loops): Change the parallel conditions check.
4621 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4622 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4624 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4626 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4628 * doc/options.texi (Option properties): Mention new quoting syntax.
4630 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4632 * config/alpha/alpha.c (alpha_start_function):
4633 Handle VMS_DEBUG_MAIN_POINTER
4634 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4635 * doc/invoke.texi: Document -mdebug-main switch.
4637 2009-07-29 Richard Henderson <rth@redhat.com>
4639 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4640 (cgraph_create_edge_including_clones): Likewise.
4641 * tree-inline.c (copy_bb): Operate on the correct edges
4642 when updating the callgraph.
4644 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4646 * config/alpha/vms-cc.c: Deleted.
4647 * config/alpha/vms-ld.c: Deleted.
4648 * config/alpha/t-vms64: Moved to config/vms
4649 * config/alpha/vms-crt0-64.c: Moved to config/vms
4650 * config/alpha/vms-crt0.c: Moved to config/vms
4651 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4652 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4653 * config/alpha/xm-vms.h: Moved to config/vms
4654 * config/alpha/x-vms: Moved to config/vms
4655 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4657 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4658 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4660 * config/vms/t-vms64: Moved here from config/alpha
4661 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4662 (argc,argv,envp): Enforce 32bit malloc'ing.
4663 * config/vms/vms-psxcrt0-64.c: Likewise.
4664 * config/vms/vms-crt0.c: Moved here from config/alpha.
4665 * config/vms/vms-psxcrt0.c: Likewise.
4666 * config/vms/vms-crtl-64.h: New file.
4667 * config/vms/vms-crtl.h: New file.
4668 * config/vms/vms.opt: New file.
4669 * config/vms/xm-vms64.h: New file.
4670 * config/vms/xm-vms.h: Moved here from config/alpha.
4671 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4673 * config/vms/x-vms: Moved here from config/alpha.
4674 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4675 (vms-ld.o, vms-cc.o): Removed.
4676 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4678 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4680 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4681 correct stack (obvious VMS fix).
4683 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4685 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4686 date, version info if VMS_DEBUGGING_INFO defined.
4687 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4688 size, date calculating code moved here.
4690 2009-07-29 Paul Brook <paul@codesourcery.com>
4692 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4695 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4698 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4699 to DImode when generating insq_le insn.
4701 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4703 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4704 New macro set for VMS_DEBUGGGING_INFO.
4705 (AT_string_form): Use it.
4707 2009-07-28 DJ Delorie <dj@redhat.com>
4709 * config/mep/mep.c (vtext_section): New.
4710 (vftext_section): New.
4711 (ftext_section): New.
4712 (mep_select_section): Add support for functions.
4713 (mep_unique_section): Likewise.
4714 (mep_asm_init_sections): Likewise.
4715 (mep_encode_section_info): Remove it from here.
4717 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4719 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4721 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4722 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4724 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4726 * dwarf2out.c (output_file_names): Test new macro
4727 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4728 (add_comp_dir_attribute): Likewise.
4730 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4732 * config/i386/mingw-w64.h (LINK_SPEC): Add
4733 separating space between commands.
4735 2009-07-28 Jan Hubicka <jh@suse.cz>
4737 PR tree-optimization/40759
4738 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4741 2009-07-27 DJ Delorie <dj@redhat.com>
4743 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4744 types are dword-aligned.
4745 (mep_expand_va_start): Likewise.
4747 2009-07-27 Olivier Hainque <hainque@adacore.com>
4748 Douglas B Rupp <rupp@gnat.com>
4750 * convert.c (convert_to_pointer): Don't assume the target
4751 pointer type is POINTER_SIZE long. Fetch its precision instead.
4753 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4755 * system.h (fopen): Undefine if macro.
4757 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4759 * dwarf2out.c (output_cfi_p): Removed.
4760 (output_cfis): New function.
4761 (output_fde): New function, split from output_call_frame_info.
4762 (output_call_frame_info): Use it.
4763 (dwarf2out_switch_text_section): Use output_cfis.
4765 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4767 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4768 TARGET_BI_ARCH is specified without enabling SJLJ.
4769 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4770 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4772 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4774 * arm.md (negdi2): Use DImode if forcing a value into a register.
4776 2009-07-26 Ira Rosen <irar@il.ibm.com>
4778 PR tree-optimization/40801
4779 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4780 of vector operand from the previous copy of vector statement.
4781 Pass the correct definition type value to
4782 vect_get_vec_def_for_stmt_copy().
4784 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4786 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4787 const char ** conversion.
4789 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4791 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4792 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4793 (gcc_unreachable): Invoke __builtin_unreachable() if
4794 !ENABLE_ASSERT_CHECKING.
4796 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4798 PR rtl-optimization/40445
4799 * emit-rtl.c (next_nonnote_insn_bb): New function.
4800 * rtl.h (next_nonnote_insn_bb): Declare new function.
4801 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4802 with no successors that is the successor of the ENTRY_BLOCK.
4803 Continue from the top after removing an empty fallthrough block.
4804 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4805 of next_nonnote_insn.
4807 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4809 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4811 2009-07-25 Martin Jambor <mjambor@suse.cz>
4813 * c-common.c (c_common_attribute_table): New element for noclone.
4814 (handle_noclone_attribute): New function. Forward-declare.
4815 * tree-inline.c (tree_versionable_function_p): Check for noclone
4817 * doc/extend.texi (Labels as Values): Document need for noclone.
4818 (Function Attributes): Document noclone attribute.
4820 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4822 PR rtl-optimization/34999
4823 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4824 and dw_fde_switched_cold_to_hot fields.
4825 (output_cfi_p): New function.
4826 (output_call_frame_info): If fde->dw_fde_switched_sections,
4827 output 2 FDEs instead of one with corrupted header.
4828 (dwarf2out_do_cfi_startproc): New function.
4829 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4830 and fde->dw_fde_switched_cold_to_hot.
4831 (dwarf2out_switch_text_section): Compute
4832 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4833 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4834 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4835 Otherwise, compute fde->dw_fde_switch_cfi.
4837 2009-07-24 Cary Coutant <ccoutant@google.com>
4839 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4841 2009-07-24 Cary Coutant <ccoutant@google.com>
4843 * cfghooks.c (split_block): Copy discriminator to new block.
4844 * tree-cfg.c (assign_discriminator): Check location of last
4845 instruction in block as well as first.
4847 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/linux.c: Use fputs or putc instead of fprintf
4851 * config/i386/gas.h: Ditto.
4852 * config/i386/x86-64.h: Ditto.
4853 * config/i386/att.h: Ditto.
4855 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4857 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4860 2009-07-24 Martin Jambor <mjambor@suse.cz>
4862 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4863 (ipa_push_func_to_list_1): Declare.
4864 (ipa_push_func_to_list): New function.
4866 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4867 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4868 (ipa_push_func_to_list): Removed.
4869 (ipa_pop_func_from_list): Clear node_enqueued flag.
4871 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4873 * config/s390/s390.c (override_options): Default
4874 max-unrolled-insns to 100 for z10 tuning.
4876 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4878 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4879 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4880 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4881 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4882 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4883 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4884 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4886 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4888 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4889 use default set in mingw32.h header.
4890 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4891 64-bit /mingw/include path.
4892 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4895 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4897 PR rtl-optimization/40209
4898 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4900 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4902 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4903 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4904 with the rest of string where appropriate. Use fputs or putc
4905 instead of fprintf where appropriate.
4907 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4908 Pat Haugen <pthaugen@us.ibm.com>
4909 Revital Eres <ERES@il.ibm.com>
4911 * config/rs6000/vector.md: New file. Move most of the vector
4912 expander support here from altivec.md to allow for the VSX vector
4913 unit in the future. Add support for secondary_reload patterns.
4914 Rewrite the patterns for vector comparison, and vector comparison
4915 predicate instructions so that the RTL expresses the desired
4916 behavior, instead of using unspec.
4918 * config/rs6000/constraints.md ("f" constraint): Use
4919 rs6000_constraints to hold the precalculated register class.
4920 ("d" constraint): Ditto.
4921 ("wd" constraint): New constraint for VSX.
4922 ("wf" constraint): Ditto.
4923 ("ws" constraint): Ditto.
4924 ("wa" constraint): Ditto.
4925 ("wZ" constraint): Ditto.
4926 ("j" constraint): Ditto.
4928 * config/rs6000/predicates.md (vsx_register_operand): New
4930 (vfloat_operand): New predicate for vector.md.
4931 (vint_operand): Ditto.
4932 (vlogical_operand): Ditto.
4933 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4934 (easy_vector_constant): Add VSX support.
4935 (altivec_indexed_or_indirect_operand): New predicate for
4936 recognizing Altivec style memory references with AND -16.
4938 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4939 for vector secondary reload support.
4940 (rs6000_vector_reg_class): Delete, replacing it with
4942 (rs6000_vsx_reg_class): Ditto.
4943 (rs6000_constraints): New array to hold the register classes of
4944 each of the register constraints that can vary at runtime.
4945 (builtin_mode_to_type): New static array for builtin function type
4947 (builtin_hash_table): New static hash table for builtin function
4949 (TARGET_SECONDARY_RELOAD): Define target hook.
4950 (TARGET_IRA_COVER_CLASSES): Ditto.
4951 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4952 registers are 128 bits if VSX memory reference instructions are used.
4953 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4955 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4956 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4957 Print several of the scheduling related parameters.
4958 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
4959 rs6000_constraints instead of rs6000_vector_reg_class. Move
4960 -mdebug=reg code to rs6000_debug_reg_global. Add support for
4961 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
4962 Altivec. Add VSX support. Setup for secondary reload support on
4963 Altivec/VSX registers.
4964 (rs6000_override_options): Make power7 set the scheduling groups
4965 like the power5. Add support for new debug switches to override
4966 the scheduling defaults. Temporarily disable -mcpu=power7 from
4967 setting -mvsx. Add support for debug switches -malways-hint,
4968 -msched-groups, and -malign-branch-targets.
4969 (rs6000_buitlin_conversion): Add support for returning unsigned
4970 vector conversion functions to fix regressions due to stricter
4972 (rs6000_builtin_mul_widen_even): Ditto.
4973 (rs6000_builtin_mul_widen_odd): Ditto.
4974 (rs6000_builtin_vec_perm): Ditto.
4975 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
4976 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
4978 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
4980 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
4981 VSX types for bit operations. Changes to accomidate vector.md.
4982 (bdesc_2arg): Ditto.
4983 (bdesc_1arg): Ditto.
4984 (struct builtin_description_predicates): Rewrite predicate
4985 handling so that RTL describes the operation, instead of passing
4986 the instruction to be used as a string argument.
4987 (bdesc_altivec_preds): Ditto.
4988 (altivec_expand_predicate_builtin): Ditto.
4989 (altivec_expand_builtin): Ditto.
4990 (rs6000_expand_ternop_builtin): Use a switch instead of an if
4991 statement for vsldoi support.
4992 (altivec_expand_ld_builtin): Change to use new names from vector.md.
4993 (altivec_expand_st_builtin): Ditto.
4994 (paired_expand_builtin): Whitespace changes.
4995 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
4996 builtin_mode_to_type table for secondary reload. Call
4997 builtin_function_type to build random builtin functions.
4998 (altivec_init_builtins): Change to use builtin_function_type to
4999 create builtin function types dynamically as we need them.
5000 (builtin_hash_function): New support for hashing the tree types
5001 for builtin function as we need it, rather than trying to build
5002 all of the trees that we need. Add initial preliminary VSX support.
5003 (builtin_function_type): Ditto.
5004 (builtin_function_eq): Ditto.
5005 (builtin_hash_struct): Ditto.
5006 (rs6000_init_builtins): Ditto.
5007 (rs6000_common_init_builtins): Ditto.
5008 (altivec_init_builtins): Ditto.
5009 (rs6000_common_init_builtins): Ditto.
5010 (enum reload_reg_type): New enum for simplifing reg classes.
5011 (rs6000_reload_register_type): Simplify register classes into GPR,
5012 Vector, and other registers. Altivec and VSX addresses in reload.
5013 (rs6000_secondary_reload_inner): Ditto.
5014 (rs6000_ira_cover_classes): New target hook, that returns the
5015 appropriate cover classes, based on -mvsx being used or not.
5016 (rs6000_secondary_reload_class): Add VSX support.
5017 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5018 (get_vsel_insn): Ditto.
5019 (rs6000_emit_vector_compare): Rewrite vector conditional support
5020 so that where we can, we use RTL operators, instead of blindly use
5022 (rs6000_emit_vector_select): Ditto.
5023 (rs6000_emit_vector_cond_expr): Ditto.
5024 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5025 (create_TOC_reference): Add -mdebug=addr support.
5026 (emit_frame_save): VSX loads/stores need register indexed addressing.
5028 * config/rs6000/rs6000.md: Include vector.md.
5030 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5033 support for V2DI, V2DF in logical, permute, select operations.
5035 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5036 switch for vsx/power7.
5037 (-mvsx-scalar-memory): Ditto.
5038 (-mvsx-align-128): Ditto.
5039 (-mallow-movmisalign): Ditto.
5040 (-mallow-df-permute): Ditto.
5041 (-msched-groups): Ditto.
5042 (-malways-hint): Ditto.
5043 (-malign-branch-targets): Ditto.
5045 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5047 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5048 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5049 (rs6000_vector_reg_class): Delete.
5050 (rs6000_vsx_reg_class): Ditto.
5051 (enum rs6000_reg_class_enum): New enum for the constraints that
5052 vary based on target switches.
5053 (rs6000_constraints): New array to hold the register class for all
5054 of the register constraints that vary based on the switches used.
5055 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5056 (enum rs6000_builtins): Add unsigned varients for the builtin
5057 declarations returned by target hooks for expanding multiplies,
5058 select, and permute operations. Add VSX builtins.
5059 (enum rs6000_builtin_type_index): Add entries for VSX.
5060 (V2DI_type_node): Ditto.
5061 (V2DF_type_node): Ditto.
5062 (unsigned_V2DI_type_node): Ditto.
5063 (bool_long_type_node): Ditto.
5064 (intDI_type_internal_node): Ditto.
5065 (uintDI_type_internal_node): Ditto.
5066 (double_type_internal_node): Ditto.
5068 * config/rs6000/altivec.md (whole file): Move all expanders to
5069 vector.md from altivec.md. Rename insn matching functions to be
5071 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5072 (altivec_vcmp*): Ditto.
5073 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5074 (VM): New iterator for moves that includes the VSX types.
5075 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5076 (altivec_vperm_<mode>_uns): New, for unsigned types.
5077 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5078 (altivec_eq<mode>): Ditto.
5079 (altivec_gt<mode>): Ditto.
5080 (altivec_gtu<mode>): Ditto.
5081 (altivec_eqv4sf): Ditto.
5082 (altivec_gev4sf): Ditto.
5083 (altivec_gtv4sf): Ditto.
5084 (altivec_vcmpbfp_p): Ditto.
5086 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5088 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5091 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5095 ASM_SHORT instead of .word.
5096 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5097 instead of .word in asm template.
5099 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5102 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5103 (process_bb_node_lives): Use it.
5105 * ira.c (setup_cover_and_important_classes): Don't setup
5106 ira_important_class_nums. Add cover classes to the end of
5108 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5110 (find_reg_class_closure): Use reorder_important_classes.
5112 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5114 * config/i386/i386.c (i386_ira_cover_classes): New function.
5115 (TARGET_IRA_COVER_CLASSES): Redefine.
5117 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5118 importance of order of cover classes in the array.
5120 2009-07-22 Diego Novillo <dnovillo@google.com>
5122 * tree-pass.h (TDF_EH): Define.
5123 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5124 contains TDF_EH, print the EH region number holding GS.
5125 * tree-dump.c (dump_options): Add "eh".
5126 * doc/invoke.texi: Document it.
5128 2009-07-22 Doug Kwan <dougkwan@google.com>
5130 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5132 2009-07-22 Michael Matz <matz@suse.de>
5134 PR tree-optimization/35229
5135 PR tree-optimization/39300
5137 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5138 (inhibit_phi_insertion): New function.
5139 (insert_into_preds_of_block): Call it for REFERENCEs.
5140 (init_pre): Initialize and finalize scalar evolutions.
5141 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5143 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5145 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5146 Use CONST_VECTOR_NUNITS to determine number of elements.
5148 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5150 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5151 (U, W): Constraints are now deprecated and will be removed if we
5153 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5155 ("prefetch"): Add the stcmh instruction for prefetching.
5156 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5158 (s390_short_displacement): Return always true if compiling for
5159 machines not providing the long displacement facility.
5160 (s390_mem_constraint): Support the new constraint letter Z.
5161 (s390_check_qrst_address): New function.
5163 2009-07-21 DJ Delorie <dj@redhat.com>
5165 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5168 2009-07-21 Jason Merrill <jason@redhat.com>
5170 * c-common.c (max_tinst_depth): Increase default to 1024.
5172 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5175 (vec_unpacku_float_lo_v4si): Ditto.
5177 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5181 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5182 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5183 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5185 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5187 PR tree-optimization/40813
5188 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5191 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5193 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5194 with a NOP_EXPR if needed.
5196 2009-07-21 Paul Brook <paul@codesourcery.com>
5198 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5199 Terminate debug dump with newline.
5201 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5203 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5204 Cast "1" to unsigned HOST_WIDE_INT.
5205 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5206 deposit length to the maximum length - lsb. Extend length if
5207 HOST_BITS_PER_WIDE_INT is 32.
5209 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5211 * cgraph.h (constant_pool_htab): New function.
5212 (constant_descriptor_tree): Move from varasm.c.
5213 * varasm.c (constant_pool_htab): New function.
5214 (constant_descriptor_tree): Move to cgraph.h.
5216 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5218 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5220 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5222 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5225 2009-07-20 Xinliang David Li <davidxl@google.com>
5227 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5229 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5231 * config/mips/mips.md (move_type): Add arith.
5232 (type): Handle arith.
5233 (zero_extendsidi2): Rename this into ...
5234 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5235 (zero_extendsidi2): New expander.
5236 (*zero_extendsidi2_dext): New pattern.
5238 2009-07-20 Nick Clifton <nickc@redhat.com>
5240 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5241 to set MIPS_ABI_DEFAULT.
5242 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5244 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5246 * tree-object-size.c (addr_object_size): Handle unions with
5247 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5249 PR tree-optimization/40792
5250 * tree.c (build_function_type_skip_args): Remove bogus assert.
5252 2009-07-20 Jan Hubicka <jh@suse.cz>
5253 Martin Jambor <mjambor@suse.cz>
5255 * cgraph.h (combined_args_to_skip): New field.
5256 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5257 combined_args_to_skip and args_to_skip.
5258 * tree-inline.c (update_clone_info): New function.
5259 (tree_function_versioning): Call update_clone_info.
5260 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5262 (cgraph_materialize_all_clones): More extensive dumping, working
5263 with combined_args_to_skip rather than args_to_skip.
5265 2009-07-20 Ira Rosen <irar@il.ibm.com>
5267 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5268 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5269 (get_initial_def_for_reduction): Likewise.
5270 (vectorizable_reduction): Skip the check of first operand in case
5271 of COND_EXPR. Add check that it is outer loop vectorization if
5272 nested cycle was detected. Call vectorizable_condition() for
5273 COND_EXPR. If reduction epilogue cannot be created do not fail for
5274 nested cycles (if it is not double reduction). Assert that there
5275 is only one type in the loop in case of COND_EXPR. Call
5276 vectorizable_condition() to vectorize COND_EXPR.
5277 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5278 Add parameters. Allow nested cycles if called from
5279 vectorizable_reduction(). Use reduction vector variable if provided.
5280 (vect_analyze_stmt): Call vectorizable_reduction() before
5281 vectorizable_condition().
5282 (vect_transform_stmt): Update call to vectorizable_condition().
5284 2009-07-20 Christian Bruel <christian.bruel@st.com>
5286 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5287 * doc/invoke.texi (-mfmovd): Likewise.
5288 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5290 2009-07-20 Jan Hubicka <jh@suse.cz>
5292 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5293 when handling SSA name.
5295 2009-07-19 Jan Hubicka <jh@suse.cz>
5297 PR tree-optimization/40676
5298 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5299 virtual PHIs in empty BBs.
5301 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5303 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5304 re-expanded the compound use gen_lowpart instead to convert to the
5307 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5309 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5310 OUTER_CONST arguments.
5311 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5312 the new wider mode will be masked off.
5313 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5315 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5317 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5318 high-order bits are zero.
5320 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5322 * combine.c (simplify_shift_const_1): Split code to determine
5324 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5325 new bits shifted in are identical to the old sign bit.
5327 2009-07-18 Richard Guenther <rguenther@suse.de>
5330 * gimplify.c (gimplify_call_expr): Reject code using results from
5331 functions returning void.
5333 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5335 * doc/md.texi: Document the new PowerPC "es" constraint.
5336 Document that "m" can include automodified addresses on this target,
5337 and explain how %U must be used. Extend the "Q" and "Z" documentation
5338 to suggest "es" as well as "m".
5339 * config/rs6000/constraints.md (es): New memory constraint.
5340 (Q, Z): Update strings to match new documentation.
5342 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5344 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5345 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5346 * config/rs6000/predicates.md (volatile_mem_operand): Use
5347 offsettable_nonstrict_memref_p.
5348 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5349 (*floatunssidf2_internal): Likewise.
5350 (*fix_truncdfsi2_internal): Likewise.
5351 (*fix_trunctfsi2_internal): Likewise.
5353 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5355 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5357 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5359 2009-07-17 Richard Guenther <rguenther@suse.de>
5362 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5363 (pass_warn_unused_result): Likewise.
5364 (TODO_set_props): Remove.
5365 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5367 (pass_diagnose_omp_blocks): Define.
5368 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5369 (c_gimple_diagnostics_recursively): Remove.
5370 (finish_function): Do not call it.
5371 (c_write_global_declarations): Continue after errors.
5372 Finalize the CU here.
5373 * c-gimplify.c (c_genericize): Do not gimplify here.
5374 * c-common.c (c_warn_unused_result): Move ...
5375 * tree-cfg.c (do_warn_unused_result): ... here.
5376 (run_warn_unused_result): New function.
5377 (gate_warn_unused_result): New function.
5378 (pass_warn_unused_result): New pass.
5379 * c-common.h (c_warn_unused_result): Remove.
5380 * flags.h (flag_warn_unused_result): Declare.
5381 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5382 * opts.c (flag_warn_unused_result): Initialize to false.
5383 * toplev.c (compile_file): Add comment.
5384 * omp-low.c (create_omp_child_function): Do not register
5385 the function with the frontend.
5386 (diagnose_omp_structured_block_errors): Prepare to be
5387 called as optimization pass.
5388 (gate_diagnose_omp_blocks): New function.
5389 (pass_diagnose_omp_blocks): New pass.
5390 * cgraph.h (cgraph_optimize): Remove.
5391 (cgraph_analyze_function): Likewise.
5392 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5393 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5394 before their parents here.
5395 (cgraph_finalize_function): Not here.
5396 (cgraph_analyze_function): Gimplify functions here.
5397 (cgraph_finalize_compilation_unit): Continue after errors.
5398 Optimize the callgraph from here.
5399 (cgraph_optimize): Make static.
5400 * langhooks.c (write_global_declarations): Finalize the CU.
5401 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5402 (gimplify_function_tree): Assert we gimplify only once.
5403 Set PROP_gimple_any property.
5404 * tree-nested.c (gimplify_all_functions): New function.
5405 (lower_nested_functions): Gimplify all nested functions.
5406 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5407 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5408 and pass_diagnose_omp_blocks after gimplification. Do not
5409 set TODO_set_props on all_lowering_passes.
5410 (execute_one_pass): Do not handle TODO_set_props.
5411 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5412 (gimplify.o): Add tree-pass.h dependency.
5413 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5414 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5415 (unsave_r): Likewise.
5416 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5419 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5421 * doc/service.texi (Service): Restore previously removed link,
5422 which isn't broken after all.
5424 2009-07-17 Richard Guenther <rguenther@suse.de>
5426 PR tree-optimization/40321
5427 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5428 PHI nodes to the maximal set.
5429 (make_values_for_phi): Add PHI arguments to the maximal set.
5430 (execute_pre): Dump PHI_GEN and the maximal set.
5432 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5435 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5438 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5440 * doc/extend.texi (Nested Functions): Replace broken link with
5442 * doc/service.texi (Service): Remove broken link.
5444 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5447 * builtins.c (expand_builtin_memcmp): Use loc instead of
5448 EXPR_LOCATION (exp).
5449 (expand_builtin_strncmp): Likewise.
5451 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5452 Manuel López-Ibáñez <manu@gcc.gnu.org>
5455 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5456 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5457 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5458 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5459 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5460 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5461 tree-inline.c, c-common.c, c-common.h, gimple.c,
5462 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5463 convert.c: Add location argument to fold_{unary,binary,ternary},
5464 fold_build[123], build_call_expr, build_size_arg,
5465 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5466 fold_build1_initializer, fold_build2_initializer,
5467 fold_build3_initializer, fold_build_call_array,
5468 fold_build_call_array_initializer, fold_single_bit_test,
5469 omit_one_operand, omit_two_operands, invert_truthvalue,
5470 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5471 combine_comparisons, fold_builtin_*, fold_call_expr,
5472 build_range_check, maybe_fold_offset_to_address, round_up,
5475 2009-07-16 Jason Merrill <jason@redhat.com>
5478 * c-common.c (c_common_reswords): Add __is_standard_layout
5480 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5481 * doc/implement-cxx.texi: New.
5482 * doc/gcc.texi: Include it.
5484 2009-07-16 DJ Delorie <dj@redhat.com>
5486 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5487 compares that may be indirectly affected by previous instructions.
5489 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5491 * builtins.c (do_mpc_arg2): New.
5492 (fold_builtin_2): Fold builtin cpow.
5493 * real.h (HAVE_mpc_pow): New.
5495 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5497 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5498 comparison to skip unprofitable schedule
5500 2009-07-16 Simon Baldwin <simonb@google.com>
5502 * gcc.c (option_map): New flag -no-canonical-prefixes.
5503 * (display_help): Print help text for new flag.
5504 * (process_command): Move options translation and language specifics
5505 and handle new flag early. Use it to set a function pointer to a
5506 prefix builder. Replace make_relative_prefix calls with calls to
5507 the function pointed to. Ignore new flag in regular options handling.
5508 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5510 2009-07-15 DJ Delorie <dj@redhat.com>
5512 * config/mep/mep.md (sibcall_internal): Change register to avoid
5514 (sibcall_value_internal): Likewise.
5516 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5518 PR rtl-optimization/40710
5519 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5521 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5523 * config/mips/mips.md (*extenddi_truncate<mode>,
5524 *extendsi_truncate<mode>): Change type attribute to move_type
5525 with shift_shift. Split out code handling exts from here ...
5526 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5528 (*extendhi_truncateqi): Change type attribute to move_type with
5529 shift_shift. Split out code handling exts from here ...
5530 (*extendhi_truncateqi_exts): ... to this new pattern.
5532 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5534 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5535 instead of "and" with inverted sign bit mask value. Use
5536 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5537 Allocate registers only for operand 4 and operand 5.
5539 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5542 * fold-const.c (fold_cond_expr_with_comparison): When folding
5543 < and <= to MIN, make sure the MIN uses the same type as the
5544 comparison's operands.
5546 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5548 * arm.md (ior_xor): New code iterator.
5549 (split for ior/xor with shift and zero-extend): New split pattern.
5550 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5552 2009-07-15 Richard Guenther <rguenther@suse.de>
5554 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5557 2009-07-15 Richard Guenther <rguenther@suse.de>
5560 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5562 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5564 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5565 handle 2.6.30 kernel.
5567 2009-07-15 DJ Delorie <dj@redhat.com>
5569 * config/mep/mep.md (sibcall_internal): Change register to allow
5570 for 24-bit addresses.
5571 (sibcall_value_internal): Likewise.
5573 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5575 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5576 that are enabled/disabled by the flags introduced by a previous patch.
5578 2009-07-14 DJ Delorie <dj@redhat.com>
5580 * config/mep/mep.md (sibcall_internal): Include non-toggling
5582 (sibcall_value_internal): Likewise.
5584 2009-07-14 Taras Glek <tglek@mozilla.com>
5585 Rafael Espindola <espindola@google.com>
5587 * doc/sourcebuild.texi: Document install-plugin target.
5588 * configure.ac: Added install-plugin target to language makefiles.
5589 * configure: Regenerate.
5590 * Makefile.in: (install-plugin): Install more headers,
5591 depend on lang.install-plugin.
5593 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5595 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5598 2009-07-14 DJ Delorie <dj@redhat.com>
5600 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5601 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5602 * config/mep/mep.md (sibcall_internal): Change test from
5603 mep_vliw_mode_match to mep_vliw_jmp_match.
5604 (sibcall_value_internal): Likewise.
5606 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/sse.md (copysign<mode>3): New expander.
5609 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5610 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5611 Use ix86_build_const_vector.
5612 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5613 IX86_BUILTIN_CPYSGNPD.
5614 (builtin_description): Add __builtin_ia32_copysignps and
5615 __builtin_ia32_copysignpd.
5616 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5617 and BUILT_IN_COPYSIGNF.
5619 2009-07-13 Jason Merrill <jason@redhat.com>
5621 * builtins.c (can_trust_pointer_alignment): New fn.
5622 (get_pointer_alignment): Factor it out from here.
5623 * tree.h: Declare it.
5625 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5627 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5630 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5634 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5636 2009-07-14 Richard Guenther <rguenther@suse.de>
5637 Andrey Belevantsev <abel@ispras.ru>
5640 * cfgexpand.c (partition_stack_vars): Do not bother to update
5641 alias information when not optimizing.
5643 2009-07-14 Richard Guenther <rguenther@suse.de>
5644 Andrey Belevantsev <abel@ispras.ru>
5646 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5647 (pt_solution_set): Likewise.
5648 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5649 * tree-ssa-structalias.c (pt_solution_set): New function.
5650 * final.c (rest_of_clean_state): Free SSA data structures.
5651 * print-rtl.c (print_decl_name): Remove.
5652 (print_mem_expr): Implement in terms of print_generic_expr.
5653 * alias.c (ao_ref_from_mem): New function.
5654 (rtx_refs_may_alias_p): Likewise.
5655 (true_dependence): Query alias-export info.
5656 (canon_true_dependence): Likewise.
5657 (write_dependence_p): Likewise.
5658 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5660 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5661 (mem_expr_equal_p): Use operand_equal_p.
5662 (set_mem_attributes_minus_bitpos): Do not use
5663 component_ref_for_mem_expr.
5664 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5665 (update_alias_info_with_stack_vars): Likewise.
5666 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5667 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5668 explicitly nor clear stmt operands.
5669 Free the decl-to-pointer map.
5670 * tree-optimize.c (execute_free_datastructures): Do not free
5671 SSA data structures here.
5672 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5673 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5674 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5676 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5678 2009-07-13 DJ Delorie <dj@redhat.com>
5680 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5681 unrolling at the right iteration count.
5683 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5686 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5688 * haifa-sched.c (rank_for_schedule): Introduced flags to
5689 enable/disable individual scheduling heuristics.
5690 * common.opt: Introduced flags to enable/disable individual
5691 heuristics in the scheduler.
5692 * doc/invoke.texi: Introduced flags to enable/disable individual
5693 heuristics in the scheduler.
5695 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5697 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5698 config/i386/mingw-tls.c.
5699 * config/i386/mingw-tls.c: Removed.
5701 2009-07-13 Ira Rosen <irar@il.ibm.com>
5703 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5704 checks access only relevant statements.
5705 (vectorizable_reduction): Likewise.
5707 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5709 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5710 just for 32-bit case.
5712 2009-07-12 Jan Hubicka <jh@suse.cz>
5714 PR tree-optimization/40585
5715 * except.c (expand_resx_expr): When there already is resume
5716 instruction, produce linked list.
5717 (build_post_landing_pads): Assert that resume is empty.
5718 (connect_post_landing_pads): Handle resume lists.
5719 (dump_eh_tree): Dump resume list.
5721 2009-07-12 Ira Rosen <irar@il.ibm.com>
5723 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5724 with additional argument.
5725 * tree-vectorizer.h (enum vect_def_type): Add
5726 vect_double_reduction_def.
5727 (vect_is_simple_reduction): Add argument.
5728 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5730 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5731 vect_is_simple_reduction with additional argument.
5732 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5734 (reduction_code_for_scalar_code): Handle additional codes by
5735 returning ERROR_MARK for them. Fix comment and indentation.
5736 (vect_is_simple_reduction): Fix comment, add argument to specify
5737 double reduction. Detect double reduction.
5738 (get_initial_def_for_induction): Fix indentation.
5739 (get_initial_def_for_reduction): Fix comment and indentation.
5740 Handle double reduction. Create initial definitions that do not
5741 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5742 (vect_create_epilog_for_reduction): Fix comment, add argument to
5743 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5744 epilogue result extraction. Create double reduction phi node and
5745 replace relevant uses.
5746 (vectorizable_reduction): Call vect_is_simple_reduction with
5747 additional argument. Fix indentation. Update epilogue code treatment
5748 according to the changes in reduction_code_for_scalar_code. Check
5749 for double reduction. Call vect_create_epilog_for_reduction with
5750 additional argument.
5751 * tree-vect-stmts.c (process_use): Handle double reduction, update
5753 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5754 (vect_get_vec_def_for_operand): Likewise.
5756 2009-07-12 Danny Smith <dansmister@gmail.com>
5758 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5759 dllexport if !TREE_PUBLIC.
5760 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5762 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5764 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5765 (avr_extra_arch_macro) Remove declatation.
5766 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5767 (avr_extra_arch_macro) Declare as static.
5768 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5770 2009-07-11 Jan Hubicka <jh@suse.cz>
5773 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5775 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5778 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5779 cold_in_std_section bits.
5780 (dwarf2out_begin_prologue): Initialize them.
5781 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5782 if already covered by text_section or cold_text_section range.
5784 PR rtl-optimization/40667
5785 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5786 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5787 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5788 * config/i386/i386.c (ix86_minimum_alignment): New function.
5789 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5790 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5791 * emit-rtl.c (gen_reg_rtx): Likewise.
5792 * function.c (assign_parms): Likewise. If nominal_type needs
5793 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5794 rather than passed_type's alignment.
5797 * function.c (assign_parm_setup_stack): Adjust
5798 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5799 from nominal_mode on big endian.
5801 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5803 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5805 2009-07-10 DJ Delorie <dj@redhat.com>
5807 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5809 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5811 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5813 (thumb2_cbnz): Likewise.
5815 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5818 * config.gcc (supported_defaults): Add synci.
5819 (with_synci): Add validation.
5820 (all_defaults): Add synci.
5821 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5824 * config/mips/mips.opt (msynci): New option.
5825 * config/mips/mips.c (mips_override_options): Warn on use of
5826 -msynci for targets that do now support it.
5827 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5829 * gcc/doc/invoke.texi (-msynci): Document the new option.
5830 * doc/install.texi (--with-synci): Document the new option.
5832 2009-07-10 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/40496
5835 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5836 the PHI result with a compatible type.
5838 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5842 * c.opt (Wunused-result): New.
5843 * doc/invoke.texi: Document it.
5844 * c-common.c (c_warn_unused_result): Use it.
5846 2009-07-09 DJ Delorie <dj@redhat.com>
5848 * targhooks.c (default_target_can_inline_p): Rename from
5849 default_target_option_can_inline_p.
5850 * targhooks.h (default_target_can_inline_p): Likewise.
5851 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5852 TARGET_OPTION_CAN_INLINE_P.
5853 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5854 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5855 (mep_target_can_inline_p): Rename from
5856 mep_target_option_can_inline_p.
5859 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5860 registers used to pass vectors.
5862 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5864 2009-07-09 Tom Tromey <tromey@redhat.com>
5866 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5867 * config/mmix/mmix.c: Include dwarf2.h.
5868 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5869 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5870 * config/sh/sh.c: Include dwarf2.h.
5871 * config/i386/i386.c: Include dwarf2.h.
5872 * Makefile.in (DWARF2_H): Remove 'elf'.
5873 * except.c: Include dwarf2.h.
5874 * unwind-dw2.c: Include dwarf2.h.
5875 * dwarf2out.c: Include dwarf2.h.
5876 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5877 * unwind-dw2-fde.c: Include dwarf2.h.
5878 * dwarf2asm.c: Include dwarf2.h.
5880 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5882 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5883 (max_issue): Use it.
5884 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5886 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5887 (region_sched_info): Update.
5888 * sched-ebb.c (ebb_sched_info): Update.
5889 * modulo-sched.c (sms_sched_info): Update.
5890 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5892 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5894 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5896 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5898 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5900 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5903 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5904 arg1 with arg01 if arg1 is already INTEGER_CST.
5906 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5908 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5909 Transform (and (truncate)) into (truncate (and)).
5911 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5913 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5914 creating LHS paradoxical subregs. Fix surrounding returns to
5915 use NULL_RTX rather than 0.
5917 2009-07-08 DJ Delorie <dj@redhat.com>
5919 * config/mep/mep.c: (mep_option_can_inline_p): New.
5920 (TARGET_OPTION_CAN_INLINE_P): Define.
5922 2009-07-08 Mark Wielaard <mjw@redhat.com>
5925 * dwarf2out.c (add_data_member_location_attribute): When we have
5926 only a constant offset don't emit a new location description using
5927 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5930 2009-07-08 Richard Henderson <rth@redhat.com>
5933 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5934 (enum reg_class): Add CLOBBERED_REGS.
5935 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5936 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5937 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5938 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5939 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5940 force 64-bit sibcalls into R11.
5941 * config/i386/constraints.md (U): New constraint.
5942 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5943 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5944 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5946 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5948 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5950 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5951 * ebitmap.h (dump_ebitmap): Ditto.
5952 * optabs.h (optab_libfunc): Ditto.
5953 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5954 * tree-flow.h (vect_can_force_dr_alignment_p,
5955 get_vectype_for_scalar_type): Ditto.
5956 (vectorize_loops): Move prototype to ...
5957 * tree-vectorizer.h: ... here. Also, adjust comment.
5958 (vect_set_verbosity_level): Remove duplicate prototype.
5959 * tree-ssa-loop.c: Include tree-vectorizer.h.
5960 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
5962 2009-07-08 Nick Clifton <nickc@redhat.com>
5964 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
5967 2009-07-08 DJ Delorie <dj@redhat.com>
5969 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
5970 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
5971 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
5973 * config/mep/intrinsics.md: Regenerated.
5974 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
5975 registers when asm() or calls are detected.
5977 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5980 * gimplify.c (gimplify_expr): Propagate no_warning flag when
5982 * gimple (gimple_build_call_from_tree): Likewise.
5983 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
5984 no_warning flag before warning.
5986 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5988 * tree.c (set_expr_locus): Remove.
5989 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
5990 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
5992 * gimplify.c (internal_get_tmp_var): Likewise.
5993 (gimplify_call_expr): Likewise.
5994 (gimplify_one_sizepos): Likewise.
5996 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
5999 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6000 to variables for debugging purposes.
6002 2009-06-23 Mark Loeser <mark@halcy0n.com>
6005 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6007 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6009 * pretty-print.c (pp_base_format): Remove %J.
6010 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6011 gcc_cxxdiag_char_table): Likewise.
6012 (init_dynamic_diag_info): Likewise.
6014 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6016 * pretty-print.c (pp_base_format): Remove %H.
6017 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6018 gcc_cxxdiag_char_table): Likewise.
6019 (init_dynamic_diag_info): Likewise.
6020 * config/mep/mep.c (mep_select_section): Likewise.
6022 2009-07-07 Duncan Sands <baldrick@free.fr>
6024 * final.c (pass_clean_state): Give the pass a name.
6025 * passes.c (pass_rest_of_compilation): Likewise.
6026 * tree-optimize.c (pass_all_optimizations): Likewise.
6028 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6030 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6031 an extra 'decl' for error_at.
6033 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6036 * tree-tailcall.c (adjust_return_value_with_ops,
6037 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6038 if it has complex or vector type.
6040 2009-07-07 Olivier Hainque <hainque@adacore.com>
6042 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6045 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6047 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6049 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6051 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6052 * c-decl.c: Likewise.
6053 * function.c: Likewise.
6054 * varasm.c: Likewise.
6055 * tree-ssa.c: Likewise.
6056 * c-common.c: Likewise.
6057 * tree-cfg.c: Likewise.
6058 * config/spu/spu.c: Likewise.
6059 * config/ia64/ia64.c: Likewise.
6060 * config/v850/v850.c: Likewise.
6062 2009-07-06 DJ Delorie <dj@redhat.com>
6064 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6065 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6066 unspecified accesses to control registers.
6067 * config/mep/intrinsics.md: Regenerate.
6068 * config/mep/intrinsics.h: Regenerate.
6069 * config/mep/mep-intrin.h: Regenerate.
6071 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6073 * c-lex.c: Replace %H by an explicit location. Update all calls.
6074 * c-common.c: Likewise.
6075 * c-decl.c: Likewise.
6076 * c-typeck.c: Likewise.
6077 * fold-const.c: Likewise.
6078 * gimplify.c: Likewise.
6080 * tree-cfg.c: Likewise.
6081 * tree-ssa-loop-niter.c: Likewise.
6082 * tree-vrp.c: Likewise.
6083 * value-prof.c: Likewise.
6085 2009-07-06 Diego Novillo <dnovillo@google.com>
6087 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6088 if it has one. Handle cases where VAR does not have an
6089 annotation or cfun is NULL.
6091 2009-07-06 Diego Novillo <dnovillo@google.com>
6093 * tree.c: Include debug.h.
6094 (initialize_tree_contains_struct): New.
6095 (init_ttree): Call it.
6096 (tree_node_structure_for_code): Factor out of ...
6097 (tree_node_structure): ... here.
6098 * treestruct.def (TS_PHI_NODE): Remove.
6099 (TS_GIMPLE_STATEMENT): Remove.
6101 2009-07-06 Diego Novillo <dnovillo@google.com>
6103 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6104 (debug_tree_chain): Handle cycles.
6106 2009-07-06 Nick Clifton <nickc@redhat.com>
6107 DJ Delorie <dj@redhat.com>
6109 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6110 __FMOVD_ENABLED__ is defined.
6112 (TARGET_FMOVD): Provide a default definition.
6113 (MASK_FMOVD): Likewise.
6114 (TARGET_CPU_CPP_BUILTINS): Define
6115 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6116 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6117 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6118 (split for DF load from memory into register): Also handle
6119 MEMs which consist of REG+DISP addressing.
6120 (split for DF store from register to memory): Likewise.
6121 (movsf_ie): Always use single fp_mode.
6122 * config/sh/sh.c (sh_override_options): Do not automatically
6123 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6124 that to the -mfmovd command line switch.
6125 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6126 (fldi_ok): Always allow.
6127 * config/sh/sh.opt (mfmovd): Remove this switch.
6128 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6130 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6131 Kaz Kojima <kkojima@gcc.gnu.org>
6133 PR rtl-optimization/30807
6134 * postreload.c (reload_combine): For every new use of REG_SUM,
6135 record the use of BASE.
6137 2009-07-06 Jan Hubicka <jh@suse.cz>
6139 * params.def: Revert my accidental commit at 2009-06-30.
6141 2009-07-04 Ian Lance Taylor <iant@google.com>
6144 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6146 (mingw_format_attribute_overrides): Likewise.
6148 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6151 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6152 don't check cfa.reg. Instead of cfa.indirect use
6153 fde && fde->drap_reg != INVALID_REGNUM test.
6155 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6157 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6159 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6162 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6164 2009-07-03 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/40640
6167 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6170 2009-07-03 Jan Hubicka <jh@suse.cz>
6172 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6173 for size, reduce amount of inlining.
6175 2009-07-03 Richard Guenther <rguenther@suse.de>
6178 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6179 if t +- x is known to not overflow and the conversion widens the
6181 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6183 2009-07-03 Jan Hubicka <jh@suse.cz>
6185 * ipa-pure-const.c (analyze): Update loop optimizer init.
6186 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6187 try_remove_empty_loop, remove_empty_loops): Remove.
6188 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6189 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6190 to mark regular loops as neccesary.
6191 (degenerate_phi_p): New function.
6192 (propagate_necessity, remove_dead_phis): Use it.
6193 (forward_edge_to_pdom): Likewise.
6194 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6195 virtual PHI nodes that became unreachable.
6196 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6197 * tree-flow.h (remove_empty_loops): Remove.
6198 * passes.c (init_optimization_passes): Remove.
6200 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6203 can_create_pseudo_p.
6204 (*fix_trunc<mode>_i387_1): Ditto.
6205 (*floathi<mode>2_1): Ditto.
6206 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6207 (*fistdi2_1): Ditto.
6208 (*fist<mode>2_1): Ditto.
6209 (frndintxf2_floor): Ditto.
6210 (*fist<mode>2_floor_1): Ditto.
6211 (frndintxf2_ceil): Ditto.
6212 (*fist<mode>2_ceil_1): Ditto.
6213 (frndintxf2_trunc): Ditto.
6214 (frndintxf2_mask_pm): Ditto.
6215 (fxam<mode>2_i387_with_temp): Ditto.
6216 * config/i386/sse.md (mulv16qi3): Ditto.
6217 (*sse2_mulv4si3): Ditto.
6219 (sse4_2_pcmpestr): Ditto.
6220 (sse4_2_pcmpistr): Ditto.
6222 2009-07-03 Jan Hubicka <jh@suse.cz>
6224 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6225 (mark_stmt_necessary): Set it.
6226 (mark_operand_necessary): Set it.
6227 (mark_control_dependent_edges_necessary): Set it.
6228 (mark_virtual_phi_result_for_renaming): New function.
6229 (get_live_post_dom): New function.
6230 (forward_edge_to_pdom): New function.
6231 (remove_dead_stmt): Fix handling of control dependences.
6232 (tree_dce_init): Init new bitmap.
6233 (tree_dce_done): Free it.
6235 2009-07-02 Richard Guenther <rguenther@suse.de>
6238 * tree-ssa-structalias.c (new_var_info): Initialize
6241 2009-07-02 Jan Hubicka <jh@suse.cz>
6243 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6246 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6248 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6249 instead of recomputing it. Adjust calls.
6250 (emit_store_flag): Adjust recursive calls.
6252 2009-07-02 Richard Guenther <rguenther@suse.de>
6254 * tree-ssa-live.c (remove_unused_locals): Do not remove
6256 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6257 of DECL_EXTERNAL for HEAP variables.
6258 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6259 HEAP variables. Do not adjust RESTRICT vars.
6260 (find_what_var_points_to): Nobody cares if something
6263 2009-07-02 Ben Elliston <bje@au.ibm.com>
6265 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6266 pc_low and pc_high declarations to the top of the function.
6268 2009-07-01 DJ Delorie <dj@redhat.com>
6270 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6272 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6273 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6274 unspecified accesses to control registers.
6275 * config/mep/intrinsics.md: Regenerate.
6276 * config/mep/intrinsics.h: Regenerate.
6277 * config/mep/mep-intrin.h: Regenerate.
6279 2009-07-01 Anthony Green <green@moxielogic.com>
6281 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6282 instruction when possible.
6283 (moxie_expand_prologue): Ditto. Also, save an instruction and
6284 some complexity by popping off of $r12 instead of $sp.
6285 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6288 2009-07-01 Richard Henderson <rth@redhat.com>
6291 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6292 contained no insns, reposition note before last insn.
6294 2009-07-01 Richard Henderson <rth@redhat.com>
6297 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6298 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6300 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6303 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6304 darwin9 for printing reg addresses with %y.
6306 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6308 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6309 truncation from operands in binary operations.
6311 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6314 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6315 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6316 subreg of op0 to the original op0.
6318 * expmed.c (store_bit_field_1): Use a temporary as the destination
6319 instead of a paradoxical subreg when we need to truncate the result.
6321 2009-07-01 DJ Delorie <dj@redhat.com>
6323 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6324 names to VLIW variants.
6325 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6326 * config/mep/intrinsics.md: Regenerate.
6327 * config/mep/intrinsics.h: Regenerate.
6328 * config/mep/mep-intrin.h: Regenerate.
6330 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6333 * jump.c (returnjump_p): Revert last patch.
6334 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6336 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6339 * pa.md (casesi32p): Use jump table label to determine the offset
6341 (casesi64p): Likewise.
6343 * pa.c (forward_branch_p): Return bool type. Use instruction
6344 addresses when available. Assert that INSN has a jump label.
6345 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6348 2009-07-01 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/19831
6351 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6352 that only act as barriers do not make any previous stores necessary.
6353 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6354 HEAP variables global, do not add a constraint from nonlocal.
6355 (find_func_aliases): Handle escapes through return statements.
6356 (compute_points_to_sets): Make escaped HEAP variables global.
6358 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6361 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6362 after reducing a DImode cstore to SImode.
6364 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6366 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6367 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6369 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6371 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6372 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6374 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6375 and umod_optab if TARGET_BSD_DIVMOD.
6376 * config/vax/lib1funcs.asm: New file.
6377 * config/vax/t-linux: New file.
6378 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6380 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6383 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6384 to type arguments that have void type.
6387 * dwarf2out.c (gen_formal_parameter_die): Call
6388 equate_decl_number_to_die if node is different from origin.
6390 2009-06-30 Anthony Green <green@moxielogic.com>
6392 Clean up moxie port for --enable-build-with-cxx.
6393 * config/moxie/moxie.c (moxie_function_value): First two
6394 parameters are const_tree, not tree.
6395 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6396 (REG_CLASS_NAMES): Ditto.
6397 (REGNO_REG_CLASS): Ditto.
6398 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6399 (moxie_function_value): Fix constyness of arguments.
6401 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6403 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6404 finalize_size_functions before further processing.
6405 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6406 (variable_size): Call self_referential_size on size expressions
6407 that contain a PLACEHOLDER_EXPR.
6408 (size_functions): New static variable.
6409 (copy_self_referential_tree_r): New static function.
6410 (self_referential_size): Likewise.
6411 (finalize_size_functions): New global function.
6412 * tree.c: Include tree-inline.h.
6413 (push_without_duplicates): New static function.
6414 (find_placeholder_in_expr): New global function.
6415 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6417 <tcc_expression>: Likewise.
6418 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6419 the call in the expression.
6420 * tree.h (finalize_size_functions): Declare.
6421 (find_placeholder_in_expr): Likewise.
6422 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6423 (substitute_placeholder_in_expr): Update comment.
6424 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6426 (copy_tree_body_r): Likewise.
6427 (copy_tree_body): New static function.
6428 (maybe_inline_call_in_expr): New global function.
6429 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6430 (maybe_inline_call_in_expr): Declare.
6431 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6432 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6435 2009-06-30 Richard Guenther <rguenther@suse.de>
6437 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6439 (propagate_necessity): Do not mark reaching defs of stores
6442 2009-06-30 Jan Hubicka <jh@suse.cz>
6444 * cfgloopanal.c (check_irred): Move into ...
6445 (mark_irreducible_loops): ... here; return true if ireducible
6447 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6448 (analyze_function): Try to prove loop finiteness.
6449 * cfgloop.h (mark_irreducible_loops): Update prototype.
6450 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6452 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6454 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6456 2009-06-30 Ira Rosen <irar@il.ibm.com>
6458 PR tree-optimization/40542
6459 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6462 2009-06-30 Martin Jambor <mjambor@suse.cz>
6464 PR tree-optimization/40582
6465 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6466 than useless_type_conversion_p.
6467 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6470 2009-06-30 Martin Jambor <mjambor@suse.cz>
6473 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6475 2009-06-30 Richard Guenther <rguenther@suse.de>
6477 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6478 use ao_ref references.
6479 (walk_aliased_vdefs): Likewise.
6480 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6481 * tree-ssa-dce.c (struct ref_data): Remove.
6482 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6483 (mark_aliased_reaching_defs_necessary): Adjust.
6484 (mark_all_reaching_defs_necessary_1): Likewise.
6486 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6489 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6490 (emit_store_flag_1): Extract from emit_store_flag, adjust
6491 calls to (what now is) emit_cstore.
6492 (emit_store_flag): Call emit_store_flag_1 and also use it
6493 for what used to be recursive calls.
6495 2009-06-30 Wei Guozhi <carrot@google.com>
6498 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6499 if the target bb post dominates from bb.
6500 * config/i386/i386.c (memory_address_length): Check existence of base
6501 register before using it.
6503 2009-06-30 Nick Clifton <nickc@redhat.com>
6504 DJ Delorie <dj@redhat.com>
6506 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6507 __FMOVD_ENABLED__ is defined.
6509 (TARGET_FMOVD): Provide a default definition.
6510 (MASK_FMOVD): Likewise.
6511 (TARGET_CPU_CPP_BUILTINS): Define
6512 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6513 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6514 two fmov instructions depending upon whether TARGET_FMOVD is
6516 (split for DF load from memory into register): Also handle
6517 MEMs which consist of REG+DISP addressing.
6518 (split for DF store from register to memory): Likewise.
6519 * config/sh/sh.opt (mfmovd): Remove this switch.
6520 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6521 * config/sh/sh.c (sh_override_options): Do not automatically
6522 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6523 that to the -mfmovd command line switch.
6525 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6527 (fldi_ok): Always allow.
6528 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6530 2009-06-29 DJ Delorie <dj@redhat.com>
6532 * doc/install.texi (mep-x-elf): Correct chip's full name.
6534 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6536 * doc/extend.texi: Fix typo.
6538 2009-06-29 Tom Tromey <tromey@redhat.com>
6541 * Makefile.in (DWARF2_H): New variable.
6543 (dwarf2out.o): Likewise.
6544 (dwarf2asm.o): Likewise.
6545 * config/i386/t-i386: Use DWARF2_H.
6546 * except.c: Include elf/dwarf2.h.
6547 * unwind-dw2.c: Include elf/dwarf2.h.
6548 * dwarf2out.c: Include elf/dwarf2.h.
6549 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6550 <dtprel>: New field.
6551 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6552 (size_of_loc_descr): Likewise.
6553 (output_loc_operands_raw): Likewise.
6554 (output_loc_operands): Handle new dtprel field.
6555 (loc_checksum): Update.
6556 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6557 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6558 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6559 * dwarf2asm.c: Include elf/dwarf2.h.
6560 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6561 * config/mmix/mmix.c: Include elf/dwarf2.h.
6562 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6563 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6564 * config/sh/sh.c: Include elf/dwarf2.h.
6565 * config/i386/i386.c: Include elf/dwarf2.h.
6567 2009-06-29 DJ Delorie <dj@redhat.com>
6569 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6571 * doc/extend.texi: Add MeP attributes and pragmas.
6572 * doc/invoke.text: Add MeP Options.
6573 * doc/contrib.texi: Add MeP contribution.
6574 * doc/md.texi: Add MeP constraints.
6575 * doc/install.texi: Add MeP target.
6577 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6579 * target.h (struct gcc_target): Add frame_pointer_required field.
6580 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6581 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6582 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6584 * reload1.c (update_eliminables): (Ditto.).
6585 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6586 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6587 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6589 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6591 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6592 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6593 (arm_frame_pointer_required): New function.
6595 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6596 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6597 (avr_frame_pointer_required_p): Declare as static.
6598 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6600 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6601 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6602 (bfin_frame_pointer_required): Make as static, change return type
6604 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6606 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6607 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6608 (cris_frame_pointer_required): New function.
6610 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6612 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6613 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6614 (fr30_frame_pointer_required): New function.
6616 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6617 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6618 (frv_frame_pointer_required): Make as static, change return type
6620 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6622 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6623 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6624 (ix86_frame_pointer_required): Make as static, change return type to
6626 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6628 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6629 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6631 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6633 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6635 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6637 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6638 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6639 (mips_frame_pointer_required): Make as static.
6640 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6642 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6643 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6644 (mmix_frame_pointer_required): Mew function.
6646 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6647 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6649 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6651 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6653 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6655 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6656 (CAN_ELIMINATE): Redefine.
6657 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6658 (sparc_frame_pointer_required): New function.
6659 (sparc_can_eliminate): New function.
6660 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6662 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6663 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6665 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6666 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6667 (xtensa_frame_pointer_required): Make as static, change return type
6669 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6672 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6674 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6675 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6676 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6677 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6678 (register_callback): Handle PLUGIN_START_UNIT.
6679 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6681 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6683 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6685 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6686 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6688 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6690 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6693 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6695 * doc/extend.texi (Additional Floating Types): __float128 is also
6696 supported on i386 targets.
6698 2009-06-29 Richard Guenther <rguenther@suse.de>
6701 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6703 (pt_solutions_same_restrict_base): Declare.
6704 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6706 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6707 (make_constraint_from, make_copy_constraint): Move earlier.
6708 (make_constraint_from_heapvar): New function.
6709 (make_constraint_from_restrict): Likewise.
6710 (handle_lhs_call): Use it.
6711 (find_func_aliases): Use it to track conversions to restrict
6713 (struct fieldoff): Add only_restrict_pointers flag.
6714 (push_fields_onto_fieldstack): Initialize it.
6715 (create_variable_info_for): Track global restrict qualified pointers.
6716 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6717 Track restrict qualified pointer arguments.
6718 (set_uids_in_ptset): Use varinfo is_global_var flag.
6719 (find_what_var_points_to): Set the vars_contains_restrict flag.
6720 Always create the points-to solution for sets including restrict tags.
6721 (pt_solutions_same_restrict_base): New function.
6722 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6723 qualified pointers use pt_solutions_same_restrict_base as
6724 additional source for disambiguation.
6726 2009-06-29 Richard Guenther <rguenther@suse.de>
6729 * alias.c (find_base_decl): Remove.
6730 (get_deref_alias_set_1): Remove restrict handling.
6731 * c-common.c (c_apply_type_quals_to_decl): Do not set
6732 DECL_POINTER_ALIAS_SET.
6733 * gimplify.c (find_single_pointer_decl_1): Remove.
6734 (find_single_pointer_decl): Likewise.
6735 (internal_get_tmp_var): Remove restrict handling.
6736 (gimple_regimplify_operands): Likewise.
6737 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6738 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6739 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6740 * tree.c (restrict_base_for_decl): Remove.
6741 (init_ttree): Do not allocate it.
6742 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6743 LABEL_DECL_UID for label decls.
6744 (copy_node_stat): Do not copy restrict information.
6745 (decl_restrict_base_lookup): Remove.
6746 (decl_restrict_base_insert): Likewise.
6747 (print_restrict_base_statistics): Likewise.
6748 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6749 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6750 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6751 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6752 (LABEL_DECL_UID): Adjust.
6753 (DECL_BASED_ON_RESTRICT_P): Remove.
6754 (DECL_GET_RESTRICT_BASE): Likewise.
6755 (SET_DECL_RESTRICT_BASE): Likewise.
6756 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6758 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6759 instead of DECL_POINTER_ALIAS_SET.
6760 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6761 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6762 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6764 2009-06-29 Richard Guenther <rguenther@suse.de>
6766 PR tree-optimization/40579
6767 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6768 the IL to simplify has constants that overflowed.
6770 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6772 PR tree-optimization/40550
6773 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6774 vector_compute_type only when the size of vector_compute_type is
6775 less than the size of type.
6777 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6779 * fold-const.c (contains_label_1): Fix comments.
6780 (contains_label_p): Do not walk trees multiple time.
6782 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6784 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6785 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6786 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6787 ix86_fp_comparison_operator.
6788 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6789 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6790 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6791 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6792 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6793 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6794 (related splits): Change predicate to ix86_fp_comparison_operator.
6795 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6796 instead of ix86_fp_comparison_codes.
6797 (ix86_trivial_fp_comparison_operator,
6798 ix86_fp_comparison_operator): New.
6799 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6800 (ix86_expand_compare): Eliminate last two parameters.
6801 (ix86_fp_jump_nontrivial_p): Kill.
6802 * config/i386/i386.c (put_condition_code): Eliminate call to
6803 ix86_fp_comparison_codes and subsequent assertion.
6804 (ix86_fp_comparison_codes): Eliminate.
6805 (ix86_fp_swap_condition): New.
6806 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6807 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6808 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6809 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6810 and ix86_fp_swap_condition.
6811 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6812 Use ix86_fp_comparison_strategy.
6813 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6814 (ix86_fp_jump_nontrivial_p): Eliminate.
6815 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6816 call to ix86_expand_compare.
6817 (ix86_split_fp_branch, ix86_expand_setcc,
6818 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6819 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6821 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6823 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6824 related to jump_clobbers.
6825 * config/arm/arm.md (conds): Remove jump_clob case.
6826 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6827 splits): Change comparison_operator to arm_comparison_operator.
6828 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6831 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6833 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6834 condition for floating point modes.
6835 * expmed.c (emit_store_flag_1): Move here a bigger part
6837 (emit_store_flag): Try swapping the condition for floating point
6839 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6841 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6843 * expr.c (expand_expr_real_1): Just use do_store_flag.
6844 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6845 emit_store_flag_force.
6846 * expmed.c (emit_store_flag_force): Copy here trick
6847 previously in expand_expr_real_1. Try reversing the comparison.
6848 (emit_store_flag_1): Work if target is NULL.
6849 (emit_store_flag): Work if target is NULL, using the result mode
6850 from the comparison. Use split_comparison, restructure final part
6851 to simplify conditionals.
6853 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6855 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6856 * dojump.c (do_jump): Change handling of floating-point
6857 ops to use just do_compare_and_jump.
6858 (split_comparison): New.
6859 (do_compare_rtx_and_jump): Add here logic coming previously
6860 in do_jump, using split_comparison.
6862 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6865 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6867 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6869 * tree-ssa-alias.c: Fix unintentional commit.
6871 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6873 * passes.c (execute_one_pass): Fix unintentional commit.
6875 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6877 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6878 (df_rd_local_compute, df_md_local_compute): Inline them.
6880 (df_md_scratch): New.
6881 (df_md_alloc, df_md_free): Allocate/free it.
6882 (df_md_local_compute): Only include live registers in init.
6883 (df_md_transfer_function): Prune the in-set computed by
6884 the confluence function, and the gen-set too.
6886 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6888 PR rtl-optimization/26854
6889 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6890 * df-problems.c (df_rd_add_problem): Fix comment.
6891 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6892 df_md_simulate_artificial_defs_at_top,
6893 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6894 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6895 df_md_transfer_function, df_md_init, df_md_confluence_0,
6896 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6897 problem_MD, df_md_add_problem): New.
6898 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6899 df_md_get_bb_info): New.
6900 (DF_LAST_PROBLEM_PLUS1): Adjust.
6902 * Makefile.in (fwprop.o): Include domwalk.h.
6903 * fwprop.c: Include domwalk.h.
6904 (reg_defs, reg_defs_stack): New.
6905 (bitmap_only_bit_between): Remove.
6906 (process_defs): New.
6907 (process_uses): Use reg_defs and local_md instead of
6908 bitmap_only_bit_between and local_rd.
6909 (single_def_use_enter_block): New, from build_single_def_use_links.
6910 (single_def_use_leave_block): New.
6911 (build_single_def_use_links): Remove code moved to
6912 single_def_use_enter_block, invoke domwalk.
6913 (use_killed_between): Adjust comment.
6915 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6917 * bitmap.h (bitmap_ior_and_into): New.
6918 * bitmap.c (bitmap_ior_and_into): New.
6920 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6922 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6923 before_dom_children_before_stmts and after_dom_children_after_stmts.
6924 Rename the two remaining callbacks to just before_dom_children and
6925 after_dom_children. Remove other GIMPLE statement walking bits.
6926 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6927 * graphite.c: Do not include domwalk.h.
6928 * tree-into-ssa.c (interesting_blocks): New global.
6929 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6930 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6931 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6932 now that they're not domwalk callbacks.
6933 (rewrite_initialize_block): Rename to...
6934 (rewrite_enter_block): ... this, place after called functions. Test
6935 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6936 (rewrite_finalize_block): Rename to...
6937 (rewrite_leave_block): ... this, place after called functions.
6938 (rewrite_update_init_block): Rename to...
6939 (rewrite_update_enter_block): ... this, place after called functions.
6940 Test interesting_blocks, call rewrite_update_stmt and
6941 rewrite_update_phi_arguments.
6942 (rewrite_update_fini_block): Rename to...
6943 (rewrite_leave_block): ... this, place after called functions.
6944 (rewrite_blocks): Remove last argument, simplify initialization of
6946 (mark_def_sites_initialize_block): Rename to...
6947 (mark_def_sites_block): ... this, call mark_def_sites.
6948 (mark_def_sites_blocks): Remove argument, simplify initialization of
6950 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6951 (update_ssa): Likewise.
6952 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6954 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6955 (dom_opt_initialize_block): Rename to...
6956 (dom_opt_enter_block): ... this, place after called functions. Walk
6957 statements here, inline propagate_to_outgoing_edges.
6958 (dom_opt_finalize_block): Rename to...
6959 (dom_opt_leave_block): ... this, place after called functions.
6960 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
6962 (dse_enter_block, dse_record_phi): New.
6963 (dse_record_phis): Delete.
6964 (dse_finalize_block): Rename to...
6965 (dse_leave_block): ... this.
6966 (tree_ssa_dse): Simplify initialization of walk_data.
6967 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
6968 Adjust initialization of walk_data.
6969 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
6970 * tree-ssa-loop-phiopt.c (get_non_trapping):
6971 Adjust initialization of walk_data.
6972 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
6973 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
6974 it's not a domwalk callback.
6975 (uncprop_initialize_block): Rename to...
6976 (dse_enter_block): ... this, call uncprop_into_successor_phis.
6977 (dse_finalize_block): Rename to...
6978 (dse_leave_block): ... this.
6979 (tree_ssa_uncprop): Simplify initialization of walk_data.
6980 * Makefile.in: Adjust dependencies.
6982 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
6984 * arm.md (casesi): Fix test for Thumb1.
6985 (thumb1_casesi_internal_pic): Likewise.
6986 (thumb1_casesi_dispatch): Likewise.
6988 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
6990 * config/arm/arm-cores.def: Added core cortex-m0.
6991 * config/arm/arm-tune.md: Regenerated.
6992 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
6994 2009-06-26 DJ Delorie <dj@redhat.com>
6996 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
6998 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
6999 the scheduler doesn't tag jump insns.
7001 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7003 * c-decl.c (merge_decls): Re-indent.
7005 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7008 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7009 Special-case decimal float constants.
7011 2009-06-26 Richard Henderson <rth@redhat.com>
7013 * function.h (struct function): Add cannot_be_copied_reason,
7014 and cannot_be_copied_set.
7015 * tree-inline.c (has_label_address_in_static_1): Rename from
7016 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7017 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7018 don't set inline_forbidden_reason.
7019 (copy_forbidden): New function, split out of inline_forbidden_p.
7020 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7021 (inline_forbidden_p): Use copy_forbidden.
7022 (tree_versionable_function_p): Likewise.
7023 (inlinable_function_p): Merge into tree_inlinable_function_p.
7024 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7025 * ipa-cp.c (ipcp_versionable_function_p): New function.
7026 (ipcp_cloning_candidate_p): Use it.
7027 (ipcp_node_modifiable_p): Likewise.
7029 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7031 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7032 that is marked not to be inlined. Remove flag_mudflap use.
7033 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7034 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7036 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7039 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7040 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7042 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7044 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7046 (__mingwthr_remove_key_dtor): Likewise.
7048 2009-06-26 Richard Guenther <rguenther@suse.de>
7050 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7052 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7055 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7056 try the non-cond_exec path also.
7058 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7061 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7062 (output_cbranch): Use new functions.
7063 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7066 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7067 Pat Haugen <pthaugen@us.ibm.com>
7068 Revital Eres <ERES@il.ibm.com>
7070 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7071 for %c error. Add %x support to print VSX registers as a unified
7072 register set, instead of separate float and altivec registers.
7073 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7074 %y case, and add support for VSX pre-modify addresses.
7075 (output_toc): Add assert for CONST containing an integer constant
7077 (rs6000_adjust_cost): Add POWER7 support.
7078 (insn_must_be_first_in_group): Ditto.
7079 (insn_must_be_last_in_group): Ditto.
7080 (rs6000_emit_popcount): Ditto.
7081 (rs6000_vector_mode_supported_p): Ditto.
7083 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7084 Change some of the functions called by macros to being called
7085 through a pointer, so debug functions can be inserted if
7086 -mdebug=addr or -mdebug=cost.
7087 (rs6000_preferred_reload_class_ptr): Ditto.
7088 (rs6000_secondary_reload_class_ptr): Ditto.
7089 (rs6000_secondary_memory_needed_ptr): Ditto.
7090 (rs6000_cannot_change_mode_class_ptr): Ditto.
7091 (rs6000_secondary_reload_inner): Ditto.
7092 (rs6000_legitimize_reload_address): Ditto.
7093 (rs6000_legitimize_reload_address_ptr): Ditto.
7094 (rs6000_mode_dependent_address): Ditto.
7095 (rs6000_mode_dependent_address_ptr): Ditto.
7097 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7098 function to return true if the mode allows reg + integer
7100 (virtual_stack_registers_memory_p): New function to return true if
7101 the address refers to a virtual stack register.
7102 (rs6000_legitimate_offset_address_p): Move code to say whether a
7103 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7105 (rs6000_legitimate_address_p): Add checks for modes that only can
7106 do reg+reg addressing. Start adding VSX support.
7107 (rs6000_legitimize_reload_address): Ditto.
7108 (rs6000_legitimize_address): Ditto.
7109 (rs6000_debug_legitimate_address_p): New debug functions for
7110 -mdebug=addr and -mdebug=cost.
7111 (rs6000_debug_rtx_costs): Ditto.
7112 (rs6000_debug_address_costs): Ditto.
7113 (rs6000_debug_adjust_cost): Ditto.
7114 (rs6000_debug_legitimize_address): Ditto.
7115 (rs6000_legitimize_reload_address_ptr): Point to call normal
7116 function or debug function. Make functions called via pointer
7118 (rs6000_mode_dependent_address_ptr): Ditto.
7119 (rs6000_secondary_reload_class_ptr): Ditto.
7120 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7121 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7122 into a friendlier error.
7123 (rs6000_init_builtins): Add initial VSX support.
7124 (rs6000_adjust_cost): Fix some spacing issues.
7126 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7127 (REG_CLASS_NAMES): Ditto.
7128 (REG_CLASS_CONTENTS): Ditto.
7129 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7130 pointer, to add -mdebug=addr support.
7131 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7132 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7133 -mdebug=addr support.
7134 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7135 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7136 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7138 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7140 (bswapsi*): Set attribute types for load/store. Add combiner
7141 patterns to eliminate zero extend on 64-bit.
7142 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7143 stdbrx if the hardware supports those instructions.
7145 2009-06-25 Ian Lance Taylor <iant@google.com>
7147 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7148 (Link Options): Document -static-libstdc++.
7150 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7153 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7154 DATA_ALIGNMENT instead.
7156 2009-06-25 Richard Guenther <rguenther@suse.de>
7158 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7159 indirect references against the callused/escaped solutions.
7160 (call_may_clobber_ref_p_1): Likewise.
7162 2009-06-25 Martin Jambor <mjambor@suse.cz>
7164 PR tree-optimization/40493
7165 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7166 (enum unscalarized_data_handling): New type.
7167 (handle_unscalarized_data_in_subtree): Return what has been done.
7168 (load_assign_lhs_subreplacements): Handle left flushes differently.
7169 (sra_modify_assign): Use unscalarized_data_handling, simplified
7170 condition determining whether to remove the statement.
7172 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7174 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7175 excerpt - @ should be doubled for texinfo.
7177 2009-06-24 Ian Lance Taylor <iant@google.com>
7179 * config/arc/arc.c: Include "df.h".
7180 (arc_attribute_table): Make static. Move higher in file.
7181 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7182 (output_shift): Initialize n later to avoid warning.
7183 * config/arm/arm.c (arm_attribute_table): Make static. Move
7185 * config/avr/avr.c (avr_attribute_table): Make static. Move
7187 (reg_class_tab): Change array type from int to enum reg_class.
7188 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7190 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7191 (lshrhi3_out): Likewise.
7192 (class_likely_spilled_p): Change return type to bool.
7193 (avr_rtx_costs): Use local code variable with enum type.
7194 * config/avr/avr.md (movmemhi): Use add_reg_note.
7195 (andhi3, andsi3): Don't use AS2 with "and".
7196 (iorhi3, iorsi3): Don't use AS2 with "or".
7197 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7198 * config/crx/crx.c: Include "df.h".
7199 (crx_attribute_table): Make static.
7200 * config/m32r/m32r.c: Include "df.h".
7201 (m32r_attribute_table): Make static. Move higher in file.
7202 (pop): Use add_reg_note.
7203 (block_move_call): Change 0 to LCT_NORMAL in function call.
7204 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7205 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7206 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7207 declare, not just when TREE_CODE is defined.
7208 * config/m68hc11/m68hc11.c: Include "expr.h".
7209 (m68hc11_attribute_table): Make static. Move higher in file.
7210 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7212 (m68hc11_register_indirect_p): Likewise.
7213 (m68hc11_function_arg_padding): Change return type to enum
7215 (emit_move_after_reload): Use add_reg_note.
7216 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7217 (m68hc11_split_logical): Likewise.
7218 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7220 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7221 to VOIDmode in function call.
7222 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7224 (m68hc11_split_logical): Update declaration.
7225 (m68hc11_function_arg_padding): Update declaration.
7226 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7227 to array of enum reg_class.
7228 (mcore_attribute_table): Make static. Move higher in file.
7229 (mcore_rtx_costs): Add cast to enum type.
7230 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7231 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7232 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7234 * config/sh/predicates.md (trapping_target_operand): Rename and to
7236 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7238 * config/spu/spu.c (spu_attribute_table): Make static. Move
7240 * config/v850/v850.c (v850_attribute_table): Make static. Move
7242 (v850_rtx_costs): Use local code with enum type.
7243 (expand_epilogue): Add cast.
7244 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7246 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7249 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7250 -m2a-single-only and -m2a-nofpu.
7251 * config/sh/sh.opt: Document m2a generates FPU code.
7253 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7255 * defaults.h (CAN_ELIMINATE): Provide default.
7256 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7257 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7258 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7259 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7260 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7261 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7262 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7263 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7264 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7265 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7267 2009-06-24 DJ Delorie <dj@redhat.com>
7269 * mep-ext-cop.cpu: Fix copyright notice.
7270 * mep-default: Fix copyright notice.
7271 * mep-core: Fix copyright notice.
7272 * mep: Fix copyright notice.
7273 * mep-ivc2: Fix copyright notice.
7274 * mep-c5: Fix copyright notice.
7276 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7278 * doc/contrib.texi (Contributors):
7280 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7283 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7284 src and dst operands if necessary.
7286 2009-06-23 DJ Delorie <dj@redhat.com>
7289 * config.gcc: Add mep support.
7290 * recog.c: Resurrect validate_replace_rtx_subexp().
7291 * recog.h: Likewise.
7292 * config/mep/: Add new port:
7293 * config/mep/constraints.md: New file.
7294 * config/mep/default.h: New file.
7295 * config/mep/intrinsics.h: New file.
7296 * config/mep/intrinsics.md: New file.
7297 * config/mep/ivc2-template.h: New file.
7298 * config/mep/mep-c5.cpu: New file.
7299 * config/mep/mep-core.cpu: New file.
7300 * config/mep/mep-default.cpu: New file.
7301 * config/mep/mep-ext-cop.cpu: New file.
7302 * config/mep/mep-intrin.h: New file.
7303 * config/mep/mep-ivc2.cpu: New file.
7304 * config/mep/mep-lib1.asm: New file.
7305 * config/mep/mep-lib2.c: New file.
7306 * config/mep/mep-pragma.c: New file.
7307 * config/mep/mep-protos.h: New file.
7308 * config/mep/mep-tramp.c: New file.
7309 * config/mep/mep.c: New file.
7310 * config/mep/mep.cpu: New file.
7311 * config/mep/mep.h: New file.
7312 * config/mep/mep.md: New file.
7313 * config/mep/mep.opt: New file.
7314 * config/mep/predicates.md: New file.
7315 * config/mep/t-mep: New file.
7317 2009-06-23 Ian Lance Taylor <iant@google.com>
7319 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7320 from loose_warn into c_loose_warn and from strict_warn into
7321 c_strict_warn. Set and substitute warn_cxxflags. Check for
7322 --enable-build-with-cxx. Set and substitute
7323 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7324 * Makefile.in (CXXFLAGS): New variable.
7325 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7326 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7327 the default is the same as $(STRICT_WARN).
7328 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7329 (CXX): New variable.
7330 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7331 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7332 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7333 (HOST_LIBS): New variable.
7334 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7335 (ALL_CXXFLAGS): New variable.
7336 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7337 * doc/install.texi (Configuration): Document
7338 --enable-build-with-cxx, --with-stage1-ldflags,
7339 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7340 * configure: Rebuild.
7342 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7344 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7345 from previous commit.
7347 2009-06-23 Ian Lance Taylor <iant@google.com>
7349 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7351 2009-06-23 Ian Lance Taylor <iant@google.com>
7353 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7354 with ATTRIBUTE_UNUSED.
7356 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7357 Pat Haugen <pthaugen@us.ibm.com>
7358 Revital Eres <eres@il.ibm.com>
7360 * config.in (HAVE_AS_POPCNTD): Add default definition.
7361 (HAVE_AS_LWSYNC): Ditto.
7363 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7365 (gcc_cv_as_powerpc_cmpb): Ditto.
7366 (gcc_cv_as_powerpc_dfp): Ditto.
7367 (gcc_cv_as_powerpc_vsx): Ditto.
7368 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7369 supporting the popcntd/lwsync instructions.
7370 (gcc_cv_as_powerpc_lwsync): Ditto.
7371 * configure: Regenerate.
7373 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7374 -mcpu=native and -mcpu=power7.
7375 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7377 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7378 a variable instead of a mask to reduce the number of mask bits.
7379 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7380 (-mbit-word): Ditto.
7381 (-mregnames): Ditto.
7382 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7383 (-mfused-madd): Ditto.
7385 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7387 (-mvsx): New switch for VSX instructions.
7388 (-misel): Move from a variable to a mask to allow it to be set by
7391 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7392 function declaration to an array declaration.
7393 (rs6000_hard_regno_nregs): New external array declaration.
7395 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7396 files included by rs6000.md.
7398 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7399 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7401 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7403 (rs6000_debug_reg): New -mdebug= variables.
7404 (rs6000_debug_addr): Ditto.
7405 (rs6000_debug_cost): Ditto.
7406 (rs6000_pmode): New variable to hold Pmode.
7407 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7408 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7409 calculated at compiler start.
7410 (rs6000_hard_regno_nregs): Change function to an array which holds
7411 HARD_REGNO_NREGS calculated at compiler start.
7412 (rs6000_explicit_options): Delete isel field.
7413 (rs6000_vector_unit): New array to hold which vector unit
7414 supports arithmetic options for a given type.
7415 (rs6000_vector_mem): New array to hold which vector unit supports
7416 memory reference operations for a given type.
7417 (rs6000_vector_align): New array to given the alignment of each
7419 (power7_cost): New basic costs for power7.
7420 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7421 (rs6000_hard_regno_nregs_internal): New function, moved from
7422 HARD_REGNO_NREGS, to calculate the number of registers each hard
7423 register takes for each type.
7424 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7425 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7426 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7427 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7428 unit information here so it is calculated once at compiler startup
7430 (rs6000_override_options): Make -misel a target mask. Add more
7431 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7432 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7434 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7435 (rs6000_handle_option): Move -misel from variable to target mask.
7436 (rs6000_builtin_mask_for_load): Add VSX support.
7437 (rs6000_conditional_register_usage): Ditto.
7438 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7439 (function_arg_boundary): Ditto.
7440 (rs6000_expand_builtin): Ditto.
7441 (def_builtin): Make abort message a little friendlier.
7442 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7444 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7445 assembler support the popcntd instruction instead of a vsx
7446 instruction to enable power7 support.
7447 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7448 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7449 option to the assembler if -mcpu=native.
7450 (ASM_CPU_NATIVE_SPEC): Ditto.
7451 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7453 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7454 the lwsync instruction.
7455 (enum processor_type): Add PROCESSOR_POWER7.
7456 (rs6000_debug_reg): New -mdebug= options.
7457 (rs6000_debug_addr): Ditto.
7458 (rs6000_debug_cost): Ditto.
7459 (rs6000_isel): Delete.
7460 (enum rs6000_vector): New enum to say what vector unit we have.
7461 (VECTOR_UNIT_*): New macros to say which vector unit has
7462 arithmetic operations for a given type.
7463 (VECTOR_MEM_*): New macros to say which vector unit has memory
7464 operations for a given type.
7465 (TARGET_LDBRX): Whether the machine supports the ldbrx
7467 (TARGET_ISEL): Delete, -misel moved to be a mask.
7468 (TARGET_ISEL64): New macro for 64-bit isel support.
7469 (UNITS_PER_VSX_WORD): New macro.
7470 (POINTER_SIZE): Move to be an external variable, rather than
7471 calculating whether we are generating 32 ot 64-bit code.
7473 (STACK_BOUNDARY): Add VSX support.
7474 (LOCAL_ALIGNMENT): Ditto.
7475 (SLOW_UNALIGNED_ACCESS): Ditto.
7476 (VSX_REGNO_P): New macro for VSX support.
7477 (VFLOAT_REGNO_P): Ditto.
7478 (VINT_REGNO_P): Ditto.
7479 (VLOGICAL_REGNO_P): Ditto.
7480 (VSX_VECTOR_MODE): Ditto.
7481 (VSX_SCALAR_MODE): Ditto.
7483 (VSX_MOVE_MODE): Ditto.
7484 (VSX_REG_CLASS_P): Ditto.
7485 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7487 (UNITS_PER_SIMD_WORD): Add VSX support.
7488 (MODES_TIEABLE_P): Ditto.
7489 (STARTING_FRAME_OFFSET): Ditto.
7490 (STACK_DYNAMIC_OFFSET): Ditto.
7491 (EPILOGUE_USES): Ditto.
7492 (REGNO_REG_CLASS): Move to array lookup.
7493 (CLASS_MAX_NREGS): Ditto.
7494 (rs6000_vector_reg_class): Add declaration.
7495 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7496 overlap with the floating point and Altivec registers.
7498 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7500 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7501 give the appropriate asm switches if -mcpu=native.
7502 (host_detect_local_cpu): Add support for "asm".
7503 (host_detect_local_cpu): Follow GNU code guidelines for name.
7505 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7506 -mbit-word to a variable instead of being a target mask.
7508 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7509 emit the lwsync instruction instead of emitting the instruction as
7510 an integer constant.
7512 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7513 fixuns_trundfsi2, move expander into rs6000.md.
7515 * config/rs6000/rs6000.md (cpu): Add power7.
7516 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7517 (logical predicate patterns): Change the single instruction
7518 primitives that set CR0 to be fast_compare instead of compare.
7520 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7521 (popcntddi2): Ditto.
7522 (popcount<mode>): Ditto.
7523 (floating multiply/add insns): Name the floating point
7525 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7526 (isel_unsigned_<mode>): Ditto.
7527 (fixuns_trundfsi2): Move expander here from spe.md.
7528 (smindi3): Define if we have -misel on 64-bit systems.
7533 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7535 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7537 * config/avr/avr.c (avr_current_device): New variable.
7538 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7539 (avr_arch, mcu_type_s): Move to avr.h.
7540 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7541 default_data_section_start fields.
7542 (avr_arch): Moved from avr.c.
7543 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7544 library_name fields.
7545 (avr_current_device, avr_mcu_types, avr_arch_types,
7546 avr_device_to_arch, avr_device_to_data_start,
7547 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7548 (EXTRA_SPEC_FUNCTIONS): Define.
7549 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7550 options mapping. Use device_to_arch and device_to_data_start insted.
7551 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7552 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7553 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7554 * config/avr/driver-avr.c: New file.
7555 * config/avr/avr-devices.c: New file.
7557 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7559 * var-tracking.c (unshare_variable): Force initialized to
7560 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7561 (set_variable_part): Likewise.
7562 (struct variable_union_info): Remove pos_src field.
7563 (vui_vec, vui_allocated): New variables.
7564 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7565 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7566 == 1 use a simpler sorting algorithm. Compute pos field right
7567 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7568 Avoid quadratic comparison if !flag_var_tracking_uninit.
7569 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7570 unshare_variable unconditionally.
7571 (dataflow_set_different_2): Removed.
7572 (dataflow_set_different): Don't traverse second hash table.
7573 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7574 unconditionally to var_reg_set or var_mem_set.
7575 (emit_notes_in_bb): Likewise.
7576 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7578 (emit_note_insn_var_location): Don't set initialized to
7579 VAR_INIT_STATUS_INITIALIZED early.
7580 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7582 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7584 * tree-object-size.c (addr_object_size): Instead of checking
7585 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7586 are no FIELD_DECLs following it.
7588 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7590 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7591 order to match bswaps with signed source operands.
7593 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7595 * sdbout.c (sdbout_one_type): Fix braces in switch.
7597 2009-06-23 Richard Guenther <rguenther@suse.de>
7599 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7601 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7602 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7603 var_callused, callused_tree, var_storedanything, storedanything_tree,
7604 var_integer, integer_tree): Remove global variables.
7605 (new_var_info): Do not pass new id, append the new var to the
7606 global variable vector.
7607 (do_ds_constraint): Use is_global_var member of the variable-info.
7608 (new_scalar_tmp_constraint_exp): Adjust.
7609 (create_function_info_for): Likewise.
7610 (create_variable_info_for): Likewise.
7611 (find_what_var_points_to): Remove dead code.
7612 (init_base_vars): Simplify.
7613 (compute_points_to_sets): Adjust.
7615 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7617 * combine.c (try_combine): Dump information about the insns we're
7620 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7622 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7623 check when calling force_to_mode on TRUNCATE's operand.
7625 2009-06-22 Ian Lance Taylor <iant@google.com>
7627 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7629 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7631 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7633 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7635 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7636 override library linkage flags such as -static-libgcc or
7639 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7641 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7643 2009-06-22 Ian Lance Taylor <iant@google.com>
7645 * config/linux.opt: Put mglibc ahead of muclibc.
7647 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7648 for duplicate decls.
7650 2009-06-22 Matthias Klose <doko@ubuntu.com>
7652 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7654 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7657 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7658 instead of NULL if a parser error occurs.
7660 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7662 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7663 non-DWARF2_DEBUGGING_INFO version.
7665 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7667 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7668 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7670 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7671 (LIBGCC2_TF_CEXT): Define.
7674 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7677 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7679 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7681 * config/arm/arm.c (arm_override_options): Disable
7682 -mcaller-super-interworking and -mcallee-super-interworking.
7683 * doc/invoke.texi (ARM Options): Document this.
7685 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7687 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7688 * config/arm/constraints.md (j): New constraint for movw operands.
7689 (N): Remove thumb2 meaning.
7690 * config/arm/arm.md (*arm_movw): Delete.
7691 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7692 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7693 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7695 2009-06-22 Martin Jambor <mjambor@suse.cz>
7697 PR tree-optimization/40492
7698 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7699 build_ref_for_offset.
7701 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7703 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7704 JUMP_TABLE_DATA_P predicates where applicable.
7705 * auto-inc-dec.c: Ditto.
7706 * builtins.c: Ditto.
7707 * caller-save.c: Ditto.
7709 * cfgcleanup.c: Ditto.
7710 * cfglayout.c: Ditto.
7713 * combine-stack-adj.c: Ditto.
7719 * dwarf2asm.c: Ditto.
7720 * dwarf2out.c: Ditto.
7721 * emit-rtl.c: Ditto.
7727 * function.c: Ditto.
7730 * genpreds.c: Ditto.
7731 * genrecog.c: Ditto.
7733 * ira-costs.c: Ditto.
7734 * ira-lives.c: Ditto.
7737 * lower-subreg.c: Ditto.
7738 * modulo-sched.c: Ditto.
7740 * postreload.c: Ditto.
7741 * print-rtl.c: Ditto.
7750 * sched-vis.c: Ditto.
7752 * sel-sched-ir.c: Ditto.
7753 * simplify-rtx.c: Ditto.
7754 * targhooks.c: Ditto.
7755 * var-tracking.c: Ditto.
7756 * vmsdbgout.c: Ditto.
7758 2009-06-22 Matthias Klose <doko@ubuntu.com>
7760 * Makefile.in (install-plugin): Always use DESTDIR.
7762 2009-06-22 Olivier Hainque <hainque@adacore.com>
7764 * config/pa/pa.c (output_call): Don't optimize post call jumps
7765 into return address adjustments if the call may throw.
7767 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7769 * arm.c (thumb1_output_casesi): New function.
7770 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7771 optimizing for size or PIC.
7772 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7773 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7774 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7775 (thumb1_casesi_internal_pic): New expand rule.
7776 (thumb1_casesi_dispatch): New pattern.
7777 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7779 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7780 in the text seciton when PIC or optimizing for size.
7781 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7782 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7783 preservation properties of code.
7784 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7785 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7786 (__gnu_thumb1_case_si): New function.
7787 * t-arm (LIB1ASMSRC): Define here.
7788 (LIB1ASMFUNCS): Add some common functions.
7789 * t-arm-elf (LIB1ASMSRC): Delete.
7790 (LIB1ASMFUNCS): Append to existing set.
7791 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7792 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7793 * t-symbian (LIB1ASMFUNCS): Likewise.
7794 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7795 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7797 2009-06-21 Richard Guenther <rguenther@suse.de>
7799 PR tree-optimization/38729
7800 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7801 to loops with a single exit if -fno-expensive-optimizations.
7803 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7805 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7806 (dataflow_set): Change vars type from htab_t to shared_hash.
7807 (shared_hash_pool, empty_shared_hash): New variables.
7808 (vars_clear): Removed.
7809 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7810 shared_hash_find_slot_unshare, shared_hash_find_slot,
7811 shared_hash_find_slot_noinsert, shared_hash_find): New
7813 (shared_hash_unshare, shared_hash_destroy): New functions.
7814 (unshare_variable): Unshare set->vars if shared, use
7816 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7817 (get_init_value, find_src_set_src, dump_dataflow_set,
7818 clobber_variable_part, emit_notes_for_differences): Use
7820 (dataflow_set_init): Remove second argument, set vars to
7821 empty_shared_hash instead of creating a new htab.
7822 (dataflow_set_clear): Call shared_hash_destroy and set vars
7823 to empty_shared_hash instead of calling vars_clear.
7824 (dataflow_set_copy): Don't call vars_copy, instead just share
7825 the src htab with dst.
7826 (variable_union): Use shared_hash_*, use initially NO_INSERT
7827 lookup if set->vars is shared. Don't keep slot cleared before
7828 calling unshare_variable. Unshare set->vars if needed.
7829 Even ->refcount == 1 vars must be unshared if set->vars is shared
7830 and var needs to be modified.
7831 (variable_canonicalize): New function.
7832 (dataflow_set_union): If dst->vars is empty, just share src->vars
7833 with dst->vars and traverse with variable_canonicalize to canonicalize
7834 and unshare what is needed.
7835 (dataflow_set_different): If old_set and new_set use the same shared
7836 htab, they aren't different. If number of htab elements is different,
7837 htabs are different. Use shared_hash_*.
7838 (dataflow_set_destroy): Call shared_hash_destroy instead of
7840 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7841 second argument to dataflow_set_init.
7842 (vt_initialize): Likewise. Initialize shared_hash_pool and
7843 empty_shared_hash, move bb in/out initialization afterwards.
7844 Use variable_htab_free instead of NULL as changed_variables del hook.
7845 (variable_was_changed): Change type of second argument to pointer to
7846 dataflow_set. When inserting var into changed_variables, bump
7847 refcount. Unshare set->vars if set is shared htab and slot needs to
7849 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7850 lookup if set->vars is shared. Unshare set->vars if needed.
7851 Even ->refcount == 1 vars must be unshared if set->vars is shared
7852 and var needs to be modified. Adjust variable_was_changed caller.
7853 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7854 vars must be unshared if set->vars is shared and var needs to be
7855 modified. Adjust variable_was_changed caller.
7856 (emit_note_insn_var_location): Don't pool_free var.
7857 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7859 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7860 free_alloc_pool on shared_hash_pool.
7862 2009-06-20 Anthony Green <green@moxielogic.com>
7864 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7865 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7867 2009-06-20 Richard Guenther <rguenther@suse.de>
7869 * tree-ssa-structalias.c (find_func_aliases): For memset use
7870 a constraint from NULL if we memset to zero.
7871 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7872 we explicitly handle that do not read from memory.
7873 (call_may_clobber_ref_p_1): Properly handle builtins that may
7876 2009-06-20 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimization/40495
7879 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7880 (new_scalar_tmp_constraint_exp): New function.
7881 (process_constraint): Do not create temporary decls.
7882 (process_all_all_constraints): Likewise.
7883 (handle_const_call): Likewise.
7884 (create_function_info_for): Do not set decl.
7886 2009-06-19 Ian Lance Taylor <iant@google.com>
7888 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7889 (rs6000_attribute_table): Make static; move before use.
7891 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7893 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7894 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7895 Propagate the TREE_READONLY flag without overwriting it.
7896 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7897 Propagate the TREE_READONLY flag onto the result.
7898 (process_call_operands): Move around. Use correct constant value.
7900 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7903 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7904 * config/arm/arm.md: Likewise.
7906 2009-06-19 Ian Lance Taylor <iant@google.com>
7908 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7909 to GIMPLE_ERROR_MARK.
7911 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7912 op2_original_type parameters. Warn about using different enum types.
7913 * c-parser.c (c_parser_conditional_expression): Pass original
7914 types to build_conditional_expr.
7915 * c-tree.h (build_conditional_expr): Update declaration.
7917 2009-06-19 Ian Lance Taylor <iant@google.com>
7919 * config/i386/i386.c (ix86_function_specific_save): Test that
7920 fields match values, rather than testing the values are in a
7923 2009-06-19 Richard Guenther <rguenther@suse.de>
7925 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7927 (ptr_derefs_may_alias_p): Likewise.
7928 (ptr_deref_may_alias_ref_p_1): New function.
7929 (ptr_deref_may_alias_ref_p): Likewise.
7930 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7931 covered by looking at the ESCAPED solution.
7932 (call_may_clobber_ref_p_1): Likewise.
7933 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7934 Handle NULL_TREE offset. Do not produce redundant constraints.
7935 (process_all_all_constraints): New helper function.
7936 (do_structure_copy): Use it.
7937 (handle_lhs_call): Likewise.
7938 (find_func_aliases): Handle some builtins with pointer arguments
7939 and/or return values explicitly.
7941 2009-06-19 Ian Lance Taylor <iant@google.com>
7943 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7945 2009-06-19 Ian Lance Taylor <iant@google.com>
7947 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7949 2009-06-19 Ian Lance Taylor <iant@google.com>
7951 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7952 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7955 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7956 uninitialized const.
7958 2009-06-19 Ian Lance Taylor <iant@google.com>
7960 * dse.c (struct store_info): Rename bitmap field to bmap. Change
7963 * c-decl.c (in_struct, struct_types): Remove.
7964 (struct c_binding): Add in_struct field.
7965 (c_binding_ptr): Define type, along with VEC.
7966 (struct c_struct_parse_info): Define.
7967 (struct_parse_info): New static variable.
7968 (bind): Initialize in_struct field.
7969 (start_struct): Remove enclosing_in_struct and
7970 enclosing_struct_types parameters. Add
7971 enclosing_struct_parse_info parameter. Change all callers. Set
7972 struct_parse_info rather than in_struct and struct_types.
7973 (grokfield): If -Wc++-compat and there is a symbol binding for the
7974 field name, set the in_struct flag and push it on the
7975 struct_parse_info->fields vector.
7976 (warn_cxx_compat_finish_struct): New static function.
7977 (finish_struct): Remove enclosing_in_struct and
7978 enclosing_struct_types parameters. Add
7979 enclosing_struct_parse_info parameter. Change all callers. Don't
7980 set C_TYPE_DEFINED_IN_STRUCT here. Call
7981 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
7982 parameter. Only push on struct_types if warn_cxx_compat.
7983 (finish_enum): Only push on struct_types if warn_cxx_compat.
7984 (declspecs_add_type): Add loc parameter. Change all callers.
7985 Change all error calls to error_at. Pass loc, not input_location,
7986 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
7987 defined in a struct. If -Wc++-compat and parsing a struct, record
7988 that a typedef name was used.
7989 * c-parser.c (c_parser_declspecs): Get location to pass to
7991 (c_parser_struct_or_union_specifier): Update calls to start_struct
7993 * c-tree.h (struct c_struct_parse_info): Declare.
7994 (finish_struct, start_struct): Update declarations.
7995 (declspecs_add_type): Update declaration.
7997 2009-06-19 Ian Lance Taylor <iant@google.com>
7999 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8000 variable with an anonymous type.
8002 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8004 * see.c: Remove for real.
8006 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8008 * optabs.h (enum optab_index): Add new OTI_significand.
8009 (significand_optab): Define corresponding macro.
8010 * optabs.c (init_optabs): Initialize significand_optab.
8011 * genopinit.c (optabs): Implement significand_optab using
8012 significand?f2 patterns.
8013 * builtins.c (expand_builtin_mathfn): Handle
8014 BUILT_IN_SIGNIFICAND{,F,L}.
8015 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8016 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8018 * config/i386/i386.md (significandxf2, significand<mode>2): New
8019 expanders to implement significandf, significand and significandl
8020 built-ins as inline x87 intrinsics.
8022 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8024 * config/avr/avr.c (avr_override_options): Remove setting value of
8025 PARAM_INLINE_CALL_COST.
8027 2009-06-18 Richard Henderson <rth@redhat.com>
8030 * tree-pass.h (TDF_ASMNAME): New.
8031 * tree-dump.c (dump_options): Add asmname.
8032 * doc/invoke.texi: Document it.
8034 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8035 (dump_decl_name): ...here.
8036 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8037 (dump_generic_node): Update dump_function_name calls.
8038 (print_call_name): New flags arg; update all dump calls.
8039 * diagnostic.h (print_call_name): Update.
8040 * gimple-pretty-print.c (dump_gimple_call): Update.
8042 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8045 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8047 2009-06-18 Diego Novillo <dnovillo@google.com>
8049 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8050 * plugin.c (str_license): Declare.
8051 (try_init_one_plugin): Assert that the symbol
8052 'plugin_is_GPL_compatible' exists.
8054 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8057 * Makefile.in (OBJS-common): Remove see.o.
8059 * common.opt (fsee): Mark as preserved for backward compatibility.
8060 * opts.c (common_handle_option): Add OPT_fsee to the backward
8061 compatibility section.
8062 * passes.c (init_optimization_passes, pass_see): Remove pass.
8063 * timevar.def (TV_SEE): Remove.
8064 * tree-pass.h (pass_see): Remove declaration.
8065 * doc/invoke.texi (-fsee): Remove documentation.
8067 2009-06-18 Martin Jambor <mjambor@suse.cz>
8069 * tree-sra.c: Include statistics.h
8070 (sra_stats): New variable.
8071 (sra_initialize): Clear sra_stats.
8072 (create_access_replacement): Increment sra_stats.replacements.
8073 (get_access_replacement): Do not return twice.
8074 (analyze_all_variable_accesses): Increment statistics counter by the
8075 number of scalarized aggregates.
8076 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8077 (sra_modify_expr): Increment sra_stats.exprs.
8078 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8079 (sra_modify_assign): Increment sra_stats.exprs,
8080 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8081 (perform_intra_sra): Update statistics counters.
8082 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8084 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8086 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8087 (arm_scalar_mode_supported_p): New function.
8089 2009-06-18 Paul Brook <paul@codesourcery.com>
8090 Sandra Loosemore <sandra@codesourcery.com>
8092 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8093 (__extendhfsf2, __truncsfhf2): Define.
8094 * config/arm/fp16.c: New file.
8095 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8096 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8098 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8100 * doc/extend.texi (Half-Precision): New section.
8101 * doc/invoke.texi (Option Summary): List -mfp16-format.
8102 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8103 * config/arm/arm.opt (mfp16-format=): New.
8104 * config/arm/arm.c: Include intl.h.
8105 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8106 (TARGET_INVALID_RETURN_TYPE): Redefine.
8107 (TARGET_PROMOTED_TYPE): Redefine.
8108 (TARGET_CONVERT_TO_TYPE): Redefine.
8109 (arm_fp16_format): Define.
8110 (all_fpus): Add entry for neon-fp16.
8111 (fp_model_for_fpu): Likewise.
8112 (struct fp16_format): Declare.
8113 (all_fp16_formats): Define.
8114 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8116 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8118 (arm_legitimate_index_p): Treat HFmode like HImode.
8119 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8120 (coproc_secondary_reload_class): Special-case HFmode.
8121 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8122 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8123 (arm_init_fp16_builtins): New.
8124 (arm_init_builtins): Call it.
8125 (arm_invalid_parameter_type): New.
8126 (arm_invalid_return_type): New.
8127 (arm_promoted_type): New.
8128 (arm_convert_to_type).
8129 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8131 (arm_emit_fp16_const): New function.
8132 (arm_mangle_type): Mangle __fp16 as "Dh".
8133 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8135 (TARGET_NEON_FP16): New.
8136 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8137 (enum fputype): Add FPUTYPE_NEON_FP16.
8138 (enum arm_fp16_format_type): Declare.
8139 (arm_fp16_format): Declare.
8140 (LARGEST_EXPONENT_IS_NORMAL): Define.
8141 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8142 * config/arm/arm-modes.def (HFmode): Define.
8143 * config/arm/vfp.md: (*movhf_vfp): New.
8146 * config/arm/arm.md: (fpu): Add neon_fp16.
8147 (floatsihf2, floatdihf2): New.
8148 (fix_trunchfsi2, fix_trunchfdi2): New.
8152 (*arm32_movhf): New.
8153 (*thumb1_movhf): New.
8154 (consttable_2): Add check for HFmode constants.
8155 (consttable_4): Handle HFmode constants.
8157 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8159 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8161 2009-06-17 Olivier Hainque <hainque@adacore.com>
8163 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8164 const char ** conversion in AIX specific section.
8166 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8168 * config/i386/i386.c (ix86_special_builtin_type): Remove
8169 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8170 (bdesc_special_args): Updated.
8171 (ix86_init_mmx_sse_builtins): Likewise.
8172 (ix86_expand_special_args_builtin): Likewise.
8174 2009-06-17 Richard Henderson <rth@redhat.com>
8176 * tree-pretty-print.c (maybe_dump_asm_name): New.
8177 (dump_decl_name): Use it.
8178 (PRINT_FUNCTION_NAME): Merge into...
8179 (dump_function_name): ... here. Use maybe_dump_asm_name.
8181 2009-06-17 Cary Coutant <ccoutant@google.com>
8183 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8185 * debug.c (struct gcc_debug_hooks): Change placeholder for
8187 (debug_nothing_int_charstar_int): Replaced by...
8188 (debug_nothing_int_charstar_int_bool): ...this.
8189 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8190 source_line prototype.
8191 (debug_nothing_int_charstar_int): Replaced by...
8192 (debug_nothing_int_charstar_int_bool): ...this.
8193 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8194 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8195 Output is_stmt operand when necessary.
8196 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8197 (notice_source_line): Add is_stmt parameter.
8198 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8199 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8201 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8202 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8204 2009-06-17 Ian Lance Taylor <iant@google.com>
8206 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8208 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8211 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8213 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8214 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8215 tree_strip_sign_nop_conversions and
8216 tree_ssa_strip_useless_type_conversions rather than stripping
8217 the operations here.
8218 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8220 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8221 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8222 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8223 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8226 2009-06-17 Michael Eager <eager@eagercon.com>
8228 * config/rs6000/constraints.md (register_constraint "d"): New.
8229 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8230 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8231 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8232 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8233 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8234 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8235 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8236 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8237 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8238 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8240 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8241 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8242 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8243 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8244 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8245 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8246 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8247 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8248 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8249 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8250 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8251 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8252 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8253 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8255 2009-06-16 Ian Lance Taylor <iant@google.com>
8257 * profile.c (total_num_never_executed): Don't define.
8258 (compute_branch_probabilities): Don't count or print
8260 (init_branch_prob): Don't set total_num_never_executed.
8261 (end_branch_prob): Don't print total_num_never_executed.
8263 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8265 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8267 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8269 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8270 (nabstd2_fpr): Same.
8272 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8274 * expr.c (expand_assignment): Change complex type check.
8276 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8278 * doc/plugins.texi (Building GCC plugins): Added new section.
8280 2009-06-17 Ian Lance Taylor <iant@google.com>
8282 * c-pch.c (get_ident): Don't set size of templ array.
8283 (pch_init): Don't set size of partial_pch array.
8285 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8286 string constant to intialize an array whose size is the length of
8289 2009-06-17 Richard Guenther <rguenther@suse.de>
8291 PR tree-optimization/40389
8292 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8293 to addressable types.
8294 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8296 2009-06-17 Richard Guenther <rguenther@suse.de>
8299 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8300 if there is no evolution of left in the loop bail out.
8301 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8302 chrec_fold_multiply.
8304 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8305 Janis Johnson <janis187@us.ibm.com>
8308 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8309 for the symbol ref of a constant that is the source of a move
8310 - nor for any other not-obvious-label-ref constants.
8312 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8314 * plugin.c (position_pass): Skip newly inserted pass during list
8315 traversal to avoid repeated insertion.
8317 2009-06-16 Ian Lance Taylor <iant@google.com>
8319 * vec.h (VEC_stack_alloc): Define different version if
8320 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8321 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8322 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8323 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8325 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8327 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8329 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8330 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8331 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8332 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8333 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8334 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8335 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8336 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8337 __builtin_ia32_rdtscp.
8338 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8339 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8340 and __builtin_ia32_rorhi.
8341 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8342 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8343 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8344 (ix86_expand_args_builtin): Likewise.
8345 (ix86_expand_special_args_builtin): Likewise.
8347 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8348 (UNSPECV_RDTSC): Likewise.
8349 (UNSPECV_RDPMC): Likewise.
8350 (*bsr): Renamed to ...
8352 (*bsr_rex64): Renamed to ...
8356 (*rdpmc_rex64): Likewise.
8359 (*rdtsc_rex64): Likewise.
8361 (*rdtscp): Likewise.
8362 (*rdtscp_rex64): Likewise.
8364 * config/i386/ia32intrin.h: New.
8366 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8368 2009-06-16 Ian Lance Taylor <iant@google.com>
8370 * ira-build.c (copy_info_to_removed_store_destinations):
8371 Initialize parent_a.
8373 2009-06-16 Ian Lance Taylor <iant@google.com>
8375 * c-decl.c (grokdeclarator): Change size_varies to bool.
8377 2009-06-16 Ian Lance Taylor <iant@google.com>
8379 * sel-sched.c: Make forward declarations of move_op_hooks and
8380 fur_hooks explicitly extern.
8382 2009-06-16 Ian Lance Taylor <iant@google.com>
8384 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8385 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8387 2009-06-16 Ian Lance Taylor <iant@google.com>
8389 * resource.c (mark_referenced_resources): Change
8390 include_delayed_effects parameter to bool. Change all callers.
8391 (mark_end_of_function_resources): Likewise.
8392 * reorg.c (insn_references_resource_p): Likewise.
8393 (insn_sets_resource_p): Likewise.
8394 * resource.h (mark_referenced_resources): Update declaration.
8395 (mark_end_of_function_resources): Update declaration.
8397 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8399 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8401 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8403 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8404 GCC can bootstrap on AIX with GNU Binutils 2.20.
8406 2009-06-16 Ian Lance Taylor <iant@google.com>
8408 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8410 2009-06-16 Ian Lance Taylor <iant@google.com>
8412 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8413 inline, not extern inline.
8414 (exact_log2): Likewise.
8415 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8417 (exact_log2): Likewise, but don't test CTZ_HWI.
8419 2009-06-16 Ian Lance Taylor <iant@google.com>
8421 * bitmap.c (bitmap_clear): Don't declare as inline.
8422 * gimple.c (gimplify_assign): Likewise.
8423 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8424 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8425 (sched_scan_info): Remove duplicate definition.
8427 2009-06-16 Ian Lance Taylor <iant@google.com>
8429 * c-common.c (skip_evaluation): Don't define.
8430 (c_inhibit_evaluation_warnings): Define global variable.
8431 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8432 than skip_evaluation.
8433 (convert_and_check, warn_for_div_by_zero): Likewise.
8434 * c-common.h (skip_evaluation): Don't declare.
8435 (c_inhibit_evaluation_warnings): Declare.
8436 * c-parser.c (c_parser_typeof_specifier): Set
8437 c_inhibit_evaluation_warnings rather than skip_evaluation.
8438 (c_parser_conditional_expression): Likewise.
8439 (c_parser_binary_expression): Likewise.
8440 (c_parser_sizeof_expression): Likewise.
8441 (c_parser_alignof_expression): Likewise.
8442 * c-typeck.c (build_indirect_ref): Check
8443 c_inhibit_evaluation_warnings rather than skip_evaluation.
8444 (build_conditional_expr, build_binary_op): Likewise.
8446 2009-06-16 Richard Guenther <rguenther@suse.de>
8448 * tree-ssa-alias.c (is_escape_site): Remove.
8449 * tree-ssa-alias.h (enum escape_type): Remove.
8450 (is_escape_site): Likewise.
8451 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8452 via casts and asms without deferring to is_escape_site.
8454 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8457 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8458 use gen_lowpart if op0 has complex mode.
8460 2009-06-16 Richard Guenther <rguenther@suse.de>
8462 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8463 variables add them to ESCAPED.
8464 (find_func_aliases): Do not make all indirectly stored values escaped.
8466 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8468 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8471 2009-06-16 Martin Jambor <mjambor@suse.cz>
8473 PR tree-optimization/40432
8474 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8475 check whether we need to force gimple register operand.
8477 2009-06-16 Martin Jambor <mjambor@suse.cz>
8479 PR tree-optimization/40413
8480 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8481 build_ref_for_offset.
8482 (propagate_subacesses_accross_link): Fix a typo in a comment.
8484 2009-06-16 Ira Rosen <irar@il.ibm.com>
8486 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8487 with additional parameter.
8488 * tree-vectorizer.h (enum vect_def_type): Add new value
8490 (enum vect_relevant): Add comments.
8491 (vect_is_simple_reduction): Add new argument.
8492 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8493 Detect nested cycles.
8494 (vect_is_simple_reduction): Update documentation, add an argument to
8495 distinguish inner-loop reduction from nested cycle, detect nested
8496 cycles, fix printings and indentation, don't swap operands in case
8498 (get_initial_def_for_reduction): Handle subtraction.
8499 (vect_create_epilog_for_reduction): Add new argument to specify
8501 (vect_finalize_reduction): Handle subtraction, fix comments.
8502 (vectorizable_reduction): Handle nested cycles. In case of nested
8503 cycle keep track of the reduction variable position. Call
8504 vect_is_simple_reduction with additional parameter. Use original
8505 statement code in reduction epilogue for nested cycle. Call
8506 vect_create_epilog_for_reduction with additional parameter.
8507 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8508 inner-loop vectorization.
8509 (vect_recog_widen_sum_pattern): Likewise.
8510 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8512 (vect_mark_stmts_to_be_vectorized): Likewise.
8513 (vect_get_vec_def_for_operand): Handle nested cycles.
8515 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8517 * doc/invoke.texi (Debugging Options): Fix option index entries
8518 for -fdump-statistics, -frandom-seed add entries for
8519 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8520 (FRV Options): Fix entries for -mTLS, -mtls.
8521 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8522 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8523 (M68hc1x Options): Fix @itemx for -mnominmax.
8524 (MCore Options): Fix entry for -mno-lsim.
8525 (MMIX Options): Fix entry for -mabi=mmixware.
8526 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8528 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8530 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8531 Mention the plugin mode of gengtype.
8532 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8533 * gengtype.c: Updated copyright.
8534 (plugin_files, nb_plugin_files) Added new static variables.
8535 (measure_input_list) Care about plugin_files.
8536 (write_rtx_next): Added early return in plugin mode.
8537 (create_file): Updated copyright year in generated file. Added
8539 (oprintf): Added early return if NULL outf.
8540 (get_output_file_with_visibility): Care of plugin_files.
8541 (get_output_file_name): May return null.
8542 (write_local): Added early return.
8543 (put_mangled_filename): Ditto.
8544 (finish_root_table): Added check for base_files.
8545 (write_roots): Care about null when plugins.
8546 (main): Added plugin mode.
8548 2009-06-15 Ian Lance Taylor <iant@google.com>
8550 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8551 * gcov.c (read_count_file): Add braces around variables declared
8554 * c.opt (Wjump-misses-init): New warning.
8555 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8556 -Wall and -Wc++-compat if not already set.
8557 (c_common_post_options): Clear warn_jump_misses_init if it was not
8559 * c-decl.c (struct c_binding): Change type field to a union with
8560 new label field. Make it the first field in the struct. Update
8561 references to type to use u.type instead.
8562 (struct c_spot_bindings): Define.
8563 (struct c_goto_bindings): Define.
8564 (c_goto_bindings_p): Define, along with VECs.
8565 (struct c_label_vars): Define.
8566 (struct c_scope): Add has_label_bindings field.
8567 (bind_label, set_spot_bindings): New static functions.
8568 (decl_jump_unsafe, update_spot_bindings): New static functions.
8569 (update_label_decls): New static function.
8570 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8571 Update binding u.label field to shadowed field.
8572 (c_binding_start_stmt_expr): New function.
8573 (c_binding_end_stmt_expr): New function.
8574 (pushdecl): Don't call c_begin_vm_scope.
8575 (make_label): Add defining and p_label_vars parameters. Change
8577 (lookup_label): Correct test for whether a label has not yet been
8578 defined. Call bind_label rather than bind.
8579 (warn_about_goto): New static function.
8580 (lookup_label_for_goto): New function.
8581 (declare_label): Call bind_label rather than bind.
8582 (check_earlier_gotos): New static function.
8583 (define_label): Don't give errors about jumping into statement
8584 expressions or scopes of variably modified types. Call
8585 set_spot_bindings and check_earlier_gotos. Call bind_label
8586 instead of bind. Don't set label_context_stack_se or
8587 label_context_stack_vm.
8588 (c_get_switch_bindings): New function.
8589 (c_release_switch_bindings): New function.
8590 (c_check_switch_jump_warnings): New function.
8591 (start_function): Don't set label_context_stack_se or
8592 label_context_stack_vm.
8593 (finish_function): Likewise.
8594 * c-typeck.c (label_context_stack_se): Don't define.
8595 (label_context_stack_vm): Don't define.
8596 (c_finish_goto_label): Call lookup_label_for_goto rather than
8597 lookup_label. Don't give errors about jumping into a statement
8598 expression or the scope of a variably modified type. Don't set
8599 label_context_stack_se or label_context_stack_vm.
8600 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8601 fields. Add bindings field.
8602 (c_start_case): Don't set deleted fields. Set bindings field.
8603 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8604 or blocked_vm. Call c_check_switch_jump_warnings.
8605 (c_finish_case): Don't test blocked_stmt_expr field. Call
8606 c_release_switch_bindings.
8607 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8608 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8609 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8610 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8611 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8612 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8613 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8614 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8615 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8616 (C_DECL_UNJUMPABLE_VM): Don't define.
8617 (C_DECL_UNDEFINABLE_VM): Don't define.
8618 (struct c_label_list): Don't define.
8619 (struct c_label_context_se): Don't define.
8620 (struct c_label_context_vm): Don't define.
8621 (struct c_spot_bindings): Declare.
8622 (c_bindings_start_stmt_expr): Declare.
8623 (c_bindings_end_stmt_expr): Declare.
8624 (lookup_label_for_goto): Declare.
8625 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8626 (c_check_switch_jump_warnings): Declare.
8627 (label_context_stack_se, label_context_stack_vm): Don't declare.
8628 (c_finish_goto_label): Update declaration.
8629 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8630 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8631 (Warning Options): Document -Wjump-misses-init.
8633 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8635 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8638 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8640 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8642 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8644 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8646 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8648 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8650 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8652 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8653 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8654 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8655 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8656 * dwarf2asm.c (dw2_force_const_mem): Update call to
8658 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8659 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8660 * langhooks.c (lhd_comdat_group): Remove.
8661 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8662 * tree.h (DECL_COMDAT_GROUP): New.
8663 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8664 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8665 (make_decl_one_only): Change signature.
8666 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8668 (make_decl_one_only): Change signature.
8669 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8671 2009-06-15 Richard Guenther <rguenther@suse.de>
8674 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8676 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8678 * tree-ssa-math-opts.c: Remove extra divide.
8680 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8682 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8684 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8686 * passes.c: Add bswap pass.
8687 * tree-pass.h: Add pass_optimize_bswap declaration.
8688 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8689 Include rtl.h, expr.h and optabs.h for optab_handler check.
8690 (struct symbolic_number, pass_optimize_bswap): New definition.
8691 (do_shift_rotate, verify_symbolic_number_p): New functions.
8692 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8693 (gate_optimize_bswap): New function.
8694 * tree.c (widest_int_cst_value): New function.
8695 * tree.h (widest_int_cst_value): Prototype added.
8697 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8699 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8700 REG_EQUAL/REG_EQUIV notes.
8702 2009-06-14 Richard Guenther <rguenther@suse.de>
8705 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8706 has its address taken if NRV was applied and it is addressable.
8707 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8708 function split out from ...
8709 (get_constraint_for_1): ... here.
8710 (handle_rhs_call): Use it to mark the return slot escaped if
8711 it is addressable and NRV was applied.
8713 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8715 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8716 Change first argument type to location_t.
8717 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8718 Do not set input_location.
8719 Use loc instead of input_location throughout.
8721 2009-06-13 Richard Guenther <rguenther@suse.de>
8723 PR tree-optimization/40421
8724 * tree-predcom.c (should_unroll_loop_p): Remove.
8725 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8727 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8729 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8730 Add location argument.
8732 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8734 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8736 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8737 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8738 * config/spu/spu-protos.h: Add location to
8739 spu_resolve_overloaded_builtin.
8740 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8741 spu_build_builtin_va_list.
8742 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8743 argument. Pass location to build_function_call_vec.
8744 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8746 (emit_fpu_switch): Same.
8747 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8748 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8749 to build_decl and create_artificial_label.
8750 (xtensa_gimplify_va_arg_expr): Same.
8751 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8752 (xstormy16_gimplify_va_arg_expr): Same.
8753 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8754 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8755 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8756 (mips16_build_function_stub): Same.
8757 (mips16_build_call_stub): Same.
8759 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8762 * arm/constraints.md (Pa, Pb): New constraints.
8763 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8764 split pattern to deal with them.
8766 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8768 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8769 fix index entry for -Xpreprocessor.
8771 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8773 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8774 Add location argument to build_decl call.
8775 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8776 (rs6000_init_builtins): Same.
8777 (spe_init_builtins): Same.
8778 (rs6000_gimplify_va_arg): Add location argument to
8779 create_artificial_label call.
8781 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8783 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8784 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8785 * Makefile.in: Fix GGC dependency for gcse.o.
8787 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8789 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8790 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8791 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8793 * c-parser.c (c_parser_binary_expression): Use current column while
8794 building binary operations.
8795 * common.opt (fshow-column): Enable by default.
8796 * tree-vrp.c (check_array_ref): Use warning_at.
8797 (check_array_bounds): Use location from call back if expr has no
8799 * tree.h: Add location argument to maybe_fold_*.
8800 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8801 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8802 (maybe_fold_offset_to_component_ref): Same.
8803 (maybe_fold_offset_to_reference): Same.
8804 (maybe_fold_offset_to_address): Same.
8805 (maybe_fold_stmt_indirect): Same.
8806 (maybe_fold_stmt_addition): Same.
8807 (fold_stmt_r): Pass location to maybe_fold_*.
8808 (fold_gimple_assign): Same.
8809 * c-tree.h: Add location argument to finish_decl,
8810 default_function_array_conversion, store_init_value.
8811 * c-decl.c (define_label): Use error_at.
8812 (c_make_fname_decl): Pass location to finish_decl.
8813 (finish_decl): New location argument.
8814 (build_compound_literal): Pass location to store_init_value.
8815 (grokdeclarator): Pass location to finish_decl.
8817 * c-typeck.c (array_to_pointer_conversion): New location argument.
8818 (function_to_pointer_conversion): Same.
8819 (default_function_array_conversion): Same.
8820 (parser_build_unary_op): Pass location to overflow_warning.
8821 (parser_build_binary_op): Same. Use warning_at.
8822 (build_unary_op): Pass location to array_to_pointer_conversion.
8823 (build_c_cast): Pass location to digest_init.
8824 (build_modify_expr): New location argument.
8825 (convert_for_assignment): Same.
8826 (store_init_value): Same.
8827 (digest_init): Same.
8828 (output_init_element): Pass location to digest_init and
8829 array_to_pointer_conversion.
8830 (c_finish_return): Pass location to convert_for_assignment.
8831 * gimplify.c (gimplify_conversion): Pass location to
8832 maybe_fold_offset_to_address.
8833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8834 to maybe_fold_stmt_addition.
8835 * c-omp.c (c_finish_omp_atomic): Pass new location to
8837 (c_finish_omp_for): Same.
8838 * c-common.c (overflow_warning): New argument.
8839 * c-common.h: New argument to build_modify_expr, overflow_warning.
8840 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8842 (c_parser_initializer): Pass location to
8843 default_function_array_conversion.
8844 (c_parser_initelt): Same.
8845 (c_parser_initval): Same.
8846 (c_parser_asm_operands): Same.
8847 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8848 (c_parser_conditional_expression): Same.
8849 (c_parser_binary_expression): Add location info to stack. Use it.
8850 (c_parser_unary_expression): Pass location to
8851 default_function_array_conversion, parser_build_unary_op,
8852 build_indirect_ref, c_parser_postfix_expression_after_primary.
8853 (c_parser_postfix_expression_after_primary): New location argument.
8855 (c_parser_expression_conv): Pass location to
8856 default_function_array_conversion.
8857 (c_parser_expr_list): Same.
8858 (c_parser_omp_atomic): Same.
8859 (c_parser_omp_for_loop): Same.
8860 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8861 (build_array_declarator): New argument.
8862 * c-decl.c (build_array_declarator): Add location argument.
8863 (grokdeclarator): Set id_loc for cdk_array.
8864 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8865 build_array_declarator.
8866 * tree.c (build_omp_clause): Add location argument.
8867 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8868 (OMP_CLAUSE_LOCATION): New macro.
8869 (struct tree_omp_clause): Add location field.
8870 (build_omp_clause): Add argument.
8871 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8872 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8874 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8875 (cp_parser_omp_clause_collapse): Same.
8876 (cp_parser_omp_clause_default): Same.
8877 (cp_parser_omp_clause_if): Same.
8878 (cp_parser_omp_clause_nowait): Same.
8879 (cp_parser_omp_clause_num_threads): Same.
8880 (cp_parser_omp_clause_ordered): Same.
8881 (cp_parser_omp_clause_schedule): Same.
8882 (cp_parser_omp_clause_untied): Same.
8883 (cp_parser_omp_for_loop): Same.
8884 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8885 * c-tree.h (c_start_case): Add location argument.
8886 (c_process_expr_stmt): Same.
8887 (c_finish_goto_*): Same.
8888 * tree-parloops.c (initialize_reductions): Pass location to
8890 (create_parallel_loop): Same.
8891 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8892 (gfc_trans_omp_reduction_list): Same.
8893 (gfc_trans_omp_clauses): Same.
8894 (gfc_trans_omp_do): Same.
8895 * c-typeck.c (c_finish_goto_label): Same.
8896 (c_finish_goto_ptr): New location argument.
8897 (c_start_case): Same.
8898 (emit_side_effect_warnings): Same.
8899 (c_process_expr_stmt): Same.
8900 (c_finish_stmt_expr): Same.
8901 (c_finish_omp_clauses): Use error_at instead of error.
8902 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8904 * c-omp.c (c_split_parallel_clauses): New location argument.
8905 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8906 to build_omp_clause.
8907 (convert_local_reference_stmt): Same.
8908 (convert_gimple_call): Same.
8909 * c-common.h (c_split_parallel_clauses): New argument.
8910 * c-parser.c (c_parser_statement_after_labels): Pass location to
8911 c_finish_goto_label.
8912 (c_parser_switch_statement): Pass location to c_start_case.
8913 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8914 and c_process_expr_stmt.
8915 (c_parser_omp_variable_list): Add location argument.
8916 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8917 (c_parser_omp_clause_default): Same.
8918 (c_parser_omp_clause_if): Same.
8919 (c_parser_omp_clause_num_threads): Same.
8920 (-c_parser_omp_clause_ordered): Same.
8921 (c_parser_omp_clause_reduction): Pass location to
8922 c_parser_omp_variable_list.
8923 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8924 (c_parser_omp_clause_untied): Same.
8925 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8926 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8928 * c-tree.h (check_for_loop_decls, undeclared_variable,
8929 build_component_ref, build_array_ref, build_external_ref,
8930 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8931 build_conditional_expr, build_compound_expr, c_cast_expr,
8932 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8933 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8935 * c-semantics.c (build_stmt): Same.
8936 (build_case_label): Same.
8937 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8938 (undeclared_variable): New argument.
8940 (lookup_label): Pass location on down.
8941 (define_label): Same.
8942 (finish_decl): Same.
8943 (build_compound_literal): Same.
8944 (finish_struct): Same.
8945 (finish_function): Do not set location here.
8946 (check_for_loop_decls): New argument.
8947 * tree.c (save_expr): Set location.
8948 (build_empty_stmt): New argument.
8949 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8950 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8951 * builtins.c (gimplify_va_arg_expr): Use locations.
8952 (expand_builtin_sync_operation): Same.
8953 * c-typeck.c (build_component_ref): New argument.
8954 (build_array_ref): Same.
8955 (build_external_ref): Same.
8956 (c_expr_sizeof_expr): Same.
8957 (c_expr_sizeof_type): Same.
8958 (parser_build_unary_op): Same.
8959 (build_conditional_expr): Same.
8960 (build_compound_expr): Pass location on down.
8961 (build_compound_expr): New argument.
8962 (build_c_cast): Same.
8963 (c_cast_expr): Same.
8964 (build_asm_expr): Same.
8965 (c_finish_return): Same.
8966 (c_process_expr_stmt): Pass location on down.
8967 (c_finish_stmt_expr): New argument.
8968 (push_clenaup): Same.
8969 (c_finish_omp_parallel): Same.
8970 (c_finish_omp_task): Same.
8971 * gimplify.c (gimplify_call_expr): Pass location on down.
8972 * c-omp.c (c_finish_omp_master): New argument.
8973 (c_finish_omp_critical): Same.
8974 (c_finish_omp_ordered): Same.
8975 (c_finish_omp_barrier): Same.
8976 (-c_finish_omp_taskwait): Same.
8977 (c_finish_omp_atomic): Same.
8978 (c_finish_omp_flush): Same.
8979 * tree-inline.c (copy_tree_body_r): Pass location on down.
8980 (inline_forbidden_p): Remove use of input_location.
8981 * c-gimplify.c (c_build_bind_expr): New argument.
8982 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
8983 (c_sizeof_or_alignof_type): New argument.
8984 (c_alignof_expr): Same.
8985 (build_va_arg): Same.
8986 (c_add_case_label): Same.
8987 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
8988 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
8989 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
8990 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
8991 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
8992 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
8994 * stub-objc.c (objc_build_selector_expr): Same.
8995 (objc_build_throw_stmt): Same.
8996 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
8997 (c_parser_initelt): Same.
8998 (c_parser_compound_statement): Same.
8999 (c_parser_compound_statement_nostart): Same.
9000 (c_parser_label): Same.
9001 (c_parser_statement_after_labels): Same.
9002 (c_parser_if_body): Same.
9003 (c_parser_else_body): Same.
9004 (c_parser_if_statement): Same.
9005 (c_parser_switch_statement): Same.
9006 (c_parser_while_statement): Same.
9007 (c_parser_do_statement): Same.
9008 (c_parser_for_statement): Same.
9009 (c_parser_asm_statement): Same.
9010 (c_parser_conditional_expression): Same.
9011 (c_parser_binary_expression): Same.
9012 (c_parser_cast_expression): Same.
9013 (c_parser_unary_expression): Same.
9014 (c_parser_sizeof_expression): Same.
9015 (c_parser_alignof_expression): Same.
9016 (c_parser_postfix_expression): Same.
9017 (c_parser_expression): Same.
9018 (c_parser_objc_receiver): Same.
9019 (c_parser_omp_variable_list): Same.
9020 (c_parser_omp_structured_block): Same.
9021 (c_parser_omp_atomic): New argument.
9022 (c_parser_omp_barrier): Same.
9023 (c_parser_omp_critical): Same.
9024 (c_parser_omp_flush): Pass location on down.
9025 (c_parser_omp_for_loop): New argument.
9026 (c_parser_omp_for): Same.
9027 (c_parser_omp_master): Same.
9028 (c_parser_omp_ordered): Same.
9029 (c_parser_omp_sections_scope): Same.
9030 (c_parser_omp_sections): Same.
9031 (c_parser_omp_parallel): Same.
9032 (c_parser_omp_single): Same.
9033 (c_parser_omp_task): Same.
9034 (c_parser_omp_taskwait): Pass location on down.
9035 (c_parser_omp_construct): Same.
9036 (c_parser_omp_threadprivate): Same.
9037 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9038 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9039 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9040 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9041 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9042 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9043 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9044 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9045 config/i386/i386.c, stmt.c:
9046 Add location argument to the following function definitions and/or
9047 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9048 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9049 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9050 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9051 do_case, c_finish_bc_stmt, build_compound_literal,
9052 build_function_call.
9053 * c-decl.c (build_compound_literal): Add location argument.
9054 Make all diagnostic calls use location.
9055 (start_struct): Same.
9056 (finish_struct): Same.
9058 (build_enumerator): Same.
9059 (start_function): Same.
9060 (grokdeclarator): Make all diagnostic calls use location.
9061 (store_parm_decls_oldstyle): Same.
9062 * c-typeck.c (build_function_call): Add location argument.
9063 Make all diagnostic calls use location.
9065 (c_finish_bc_stmt): Same.
9066 * tree-nested.c (get_trampoline_type): Add argument.
9067 Pass location to build_decl.
9068 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9069 * rtl.h (RTL_LOCATION): New.
9070 * c-common.c (c_add_case_label): Add location argument.
9071 Make all diagnostic calls use location.
9072 * c-common.h: Add location argument to make_fname_decl, do_case,
9073 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9074 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9075 Set it appropriately for every case. Pass enum_loc to start_enum
9076 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9078 (c_parser_struct_or_union_specifier): Save location. Use it for
9079 start_struct, finish_struct, and parser_xref_tag.
9081 2009-06-12 Ian Lance Taylor <iant@google.com>
9083 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9085 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9086 cpp_opts->warn_cxx_operator_names.
9088 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9091 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9092 is returns NULL and OP is a VCE, look through the VCE.
9094 2009-06-12 Ian Lance Taylor <iant@google.com>
9097 * collect2.c (main): Use CONST_CAST2 in code inside #if
9098 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9100 2009-06-12 Joey Ye <joey.ye@intel.com>
9103 * cfgexpand.c (get_decl_align_unit): Update
9104 max_used_stack_slot_alignment with align instead of
9105 stack_alignment_needed.
9107 * function.c (assign_stack_local_1): Update
9108 max_used_stack_slot_alignment with alignment_in_bits instead
9109 of stack_alignment_needed.
9110 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9113 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9115 * dwarf2out.c (last_var_location_insn): New variable.
9116 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9117 (dwarf2out_var_location): Don't record anything after last real
9118 insn. Only change labels if there were any real instructions
9119 in between last note and this one, or if changed sections.
9121 2009-06-11 Richard Henderson <rth@redhat.com>
9123 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9124 note when storing the frame pointer in a register.
9125 (FRP): Don't redefine to nothing for epilogue.
9126 (alpha_expand_epilogue): Mark register and sp restores.
9127 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9129 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9130 when gen_lowpart is needed.
9132 2009-06-11 Richard Henderson <rth@redhat.com>
9134 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9136 * dwarf2out.c (need_data_align_sf_opcode): New.
9137 (div_data_align): Move earlier.
9138 (def_cfa_1, reg_save): Use it.
9140 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9142 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9143 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9144 (ix86_handle_option): Handle OPT_mcrc32.
9145 (ix86_target_string): Add -mcrc32.
9146 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9148 * config/i386/i386.h (TARGET_CRC32): New.
9150 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9151 (sse4_2_crc32di): Likewise.
9153 * config/i386/i386.opt (mcrc32): New.
9155 * doc/invoke.texi: Document -mcrc32.
9157 2009-06-11 Richard Henderson <rth@redhat.com>
9159 * common.opt (gdwarf-): Accept a version number.
9160 * doc/invoke.texi (gdwarf-): Update docs.
9161 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9162 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9163 version level, and record it.
9165 * dwarf2.h (DW_CIE_VERSION): Remove.
9166 * dwarf2out.c (DWARF_VERSION): Remove.
9167 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9168 (output_call_frame_info): Use CIE version 3 for dwarf3,
9169 or if the return register column is out of range for version 1.
9170 (dwarf_stack_op_name): Add all dwarf3 values.
9171 (DEBUG_PUBTYPES_SECTION): New.
9172 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9173 encoding change for dwarf3.
9174 (output_die) [dw_val_class_die_ref]: Likewise.
9175 (output_compilation_unit_header): Emit correct version for dwarf3.
9176 (output_line_info): Likewise.
9177 (output_pubnames): Update for DWARF_VERSION removal.
9178 (output_aranges): Likewise.
9179 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9180 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9181 (dwarf2out_finish): Likewise.
9183 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9185 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9188 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9191 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9192 * builtins.c (expand_builtin_unreachable): New function.
9193 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9194 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9195 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9197 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9198 searching for missing barriers.
9200 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9202 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9203 when -fprofile-generate* was passed.
9204 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9206 2009-06-11 Anthony Green <green@moxielogic.com>
9208 * config/moxie/moxie.md: Define length attribute for all instructions.
9210 (*b<cond:code>): Support limited branch ranges for new PC-relative
9211 branch instructions.
9212 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9214 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9216 * config/i386/i386.c (min_insn_size): Use get_attr_length
9217 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9220 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9221 instead of emit_insn_before.
9223 2009-06-10 Ian Lance Taylor <iant@google.com>
9226 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9229 2009-06-10 Revital Eres <eres@il.ibm.com>
9231 * passes.c (init_optimization_passes): Reschedule
9232 predictive-commoning pass before complete unroll pass.
9234 2009-06-10 Martin Jambor <mjambor@suse.cz>
9236 * cgraph.c (cgraph_node_can_be_local_p): New function.
9237 (cgraph_make_node_local): New function.
9238 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9239 (cgraph_make_node_local): Declare.
9241 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9243 * tree.h (tree_base): Add packed_flag and user_align fields.
9244 Decrease size of spare field.
9245 (TYPE_USER_ALIGN): Use user_align from tree_base.
9246 (DECL_USER_ALIGN): Likewise.
9247 (TYPE_PACKED): Use packed_flag from tree_base.
9248 (DECL_PACKED): Likewise.
9249 (tree_type): Delete packed_flag and user_align fields. Widen
9250 precision field. Widen mode field and shuffle fields to align
9251 mode on an 8-bit boundary.
9252 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9253 Renumber decl_flag_* fields. Fix comments. Widen
9254 decl_common_unused field.
9255 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9256 (DECL_EXTERNAL): Likewise.
9257 (DECL_BIT_FIELD): Likewise.
9258 (DECL_NONADDRESSABLE_P): Likewise.
9259 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9260 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9262 2009-06-10 Ian Lance Taylor <iant@google.com>
9264 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9265 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9266 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9267 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9268 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9269 DEF_VEC_ALLOC_FUNC_P.
9270 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9271 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9272 DEF_VEC_ALLOC_FUNC_O.
9273 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9274 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9275 DEF_VEC_ALLOC_FUNC_I.
9276 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9277 (vec_stack_p_reserve_exact_1): Declare.
9278 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9279 (vec_stack_free): Declare.
9280 (VEC_stack_alloc): Define.
9281 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9282 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9283 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9284 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9286 (stack_vecs): New static variable.
9287 (vec_stack_p_reserve_exact_1): New function.
9288 (vec_stack_o_reserve_1): New static function.
9289 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9290 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9291 (vec_stack_free): New function.
9292 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9293 (VEC_df_ref_stack_alloc): Define.
9294 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9295 DEF_VEC_ALLOC_P_STACK.
9296 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9297 (struct df_collection_rec): Change _vec fields to VEC. Remove
9299 (df_free_collection_rec): Adjust for new fields.
9300 (df_insn_rescan): Use new df_collection_rec fields.
9301 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9302 (df_ref_create_structure, df_ref_record): Likewise.
9303 (df_get_conditional_uses, df_get_call_refs): Likewise.
9304 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9305 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9306 (df_record_exit_block_uses, df_bb_verify): Likewise.
9307 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9308 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9309 Remove count parameter. Change return type to void. Change all
9311 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9312 Remove count parameter. Change return type to void. Change all
9314 (df_install_refs): Change old_vec parameter to VEC. Remove count
9315 parameter. Change all callers.
9316 (df_install_mws): Change old_vec parameter to VEC. Remove count
9317 parameter. Change all callers.
9318 (df_refs_verify): Change new_rec parameter to VEC. Change call
9320 (df_mws_verify): Likewise.
9322 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9324 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9326 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9328 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9330 2009-06-10 Anthony Green <green@moxielogic.com>
9332 * config/moxie/crti.asm: New file.
9333 * config/moxie/crtn.asm: New file.
9334 * config/moxie/moxie.c: New file.
9335 * config/moxie/moxie.h: New file.
9336 * config/moxie/sfp-machine.h: New file.
9337 * config/moxie/moxie-protos.h: New file.
9338 * config/moxie/t-moxie: Created.
9339 * config/moxie/t-moxie-softfp: Created.
9340 * config/moxie/moxie.md: Created.
9341 * config/moxie/constraints.md: Created.
9342 * config.gcc: Add moxie support.
9343 * doc/md.texi (Machine Constraints): Add moxie constraints.
9344 * doc/contrib.texi (Contributors): Mention moxie port.
9345 * doc/install.texi (Specific): Mention the moxie port.
9347 2009-06-09 Ian Lance Taylor <iant@google.com>
9349 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9351 * optabs.c (optab_table): Only use designated initializers if
9352 HAVE_DESIGNATED_INITIALIZERS is defined.
9353 (convert_optab_table): Likewise.
9354 (init_optabs): Always call init_insn_codes if
9355 HAVE_DESIGNATED_INITIALIZERS is not defined.
9357 2009-06-09 Ian Lance Taylor <iant@google.com>
9359 * targhooks.c (default_builtin_vectorized_function): Change fn
9360 parameter to unsigned int.
9361 (default_builtin_vectorized_conversion): Change code parameter to
9363 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9364 * targhooks.h: Update declarations.
9365 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9366 parameter to unsigned int.
9368 * c-typeck.c (comptypes_check_enum_int): New static function.
9369 (comptypes_internal): Add enum_and_int_p parameter. Change all
9371 (comp_target_types): Add location parameter. Change all callers.
9372 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9374 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9375 (build_conditional_expr): Add colon_loc parameter. Change all
9377 (convert_for_assignment): Add location parameter. Change all callers.
9378 * c-parser.c (c_parser_conditional_expression): Pass location of
9379 colon to build_conditional_expr.
9380 * c-tree.h (build_conditional_expr): Update declaration.
9382 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9384 * graphite.c: Revert previous patch.
9386 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9389 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9391 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9393 * tree-ssa-loop-prefetch.c
9394 (loop_prefetch_arrays): Fixed a portability problem in printf format
9397 2009-06-09 Martin Jambor <mjambor@suse.cz>
9399 PR tree-optimization/40351
9400 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9401 refrence to a potential artifical subaccess can be constructed.
9403 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9405 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9406 (sh_override_options): Likewise.
9407 * config/sh/sh.c: Include params.h.
9408 (sh_optimization_options): New.
9409 (sh_override_options): Likewise.
9410 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9411 (OVERRIDE_OPTIONS): Use sh_override_options.
9413 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9415 * dwarf2out.c (emit_cfa_remember): New variable.
9416 (add_fde_cfi): If emit_cfa_remember, recurse to add
9417 DW_CFA_remember_state first.
9418 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9419 instead just set emit_cfa_remember.
9421 2009-06-08 Jan Hubicka <jh@suse.cz>
9424 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9426 2009-06-08 Jan Hubicka <jh@suse.cz>
9429 * cgraphunit.c (save_inline_function_body): Do not copy transform
9430 hooks for saved inline bodies.
9431 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9434 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9436 * jump.c (returnjump_p): Handle delayed branches. Add missing
9439 2009-06-08 Jan Hubicka <jh@suse.cz>
9442 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9443 original node might've been modified.
9444 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9446 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9448 * tree-object-size.c (addr_object_size): Add OSI argument.
9449 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9450 (compute_builtin_object_size, expr_object_size): Adjust callers.
9451 (plus_stmt_object_size): Call addr_object_size instead of
9452 compute_builtin_object_size.
9454 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9455 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9457 * tree-ssa-loop-prefetch.c
9458 (gather_memory_references): Introduced a counter for the number of
9460 (anything_to_prefetch_p): Introduced a counter for the number of
9462 (is_loop_prefetching_profitable): New function with a cost model
9464 (loop_prefetch_arrays): Use the new cost model to determine if
9465 prefetching is profitable.
9466 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9467 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9468 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9469 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9470 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9471 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9473 2009-06-08 Michael Matz <matz@suse.de>
9476 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9477 partitions use the same.
9478 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9479 for basevars of SSA_NAMEs.
9480 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9481 to not expand them twice.
9482 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9485 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9487 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9488 (fdump-final-insns=, gtoggle): New.
9489 * doc/invoke.texi: Document them.
9490 * final.c (rest_of_clean_state): Dump final insn stream.
9491 * gcc.c (invoke_as): Hook in -fcompare-debug.
9492 (static_spec_functions): Add compare-debug-dump-opt,
9493 compare-debug-self-opt and compare-debug-auxbase-opt.
9494 (compare_debug, compare_debug_second, compare_debug_opt): New.
9495 (switches_debug_check, n_switches_debug_check): New.
9496 (debug_auxbase_opt, debug_check_temp_file): New.
9497 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9499 (do_self_spec): Handle arguments after switches.
9500 (do_spec_1): Add .gk extension to temp file basenames for compare.
9501 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9502 (cc1_options): Use it instead of normal auxbase computation for
9503 the second compare-debug compilation.
9504 (compare_files): New.
9505 (main): Set up and implement compare debug mode.
9506 (compare_debug_dump_opt_spec_function): New.
9507 (compare_debug_self_opt_spec_function): New.
9508 (compare_debug_auxbase_opt_spec_function): New.
9509 * toplev.c (process_options): Handle flag_gtoggle,
9510 flag_dump_final_insns.
9511 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9512 during -fcompare-debug-second compilation.
9514 2009-06-07 Ian Lance Taylor <iant@google.com>
9516 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9517 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9519 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9520 with no default node. Change warning with %H to warning_at.
9521 Don't clear warn_switch around case checking.
9522 * doc/invoke.texi (Warning Options): Clarify distinction between
9523 -Wswitch and -Wswitch-enum.
9525 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9527 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9529 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9531 * gbl-ctors.h: Add header guard.
9533 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9535 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9536 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9537 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9538 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9539 prototypes for removed functions.
9540 (expressions_equal_p): Move to ...
9541 * tree-ssa-sccvn.h: ... here and ...
9542 * matrix-reorg.c: ... adjust includes.
9544 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9546 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9548 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9550 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9551 (finish_function): Remove erroneous whitespace.
9553 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9555 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9556 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9558 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9560 * errors.c (internal_error): Commentary typo fix.
9561 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9562 * tree-ssa-pre.c: Ditto.
9564 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9566 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9567 them is supposed to hold actual statements.
9569 2009-06-06 Ian Lance Taylor <iant@google.com>
9571 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9572 empty statements can now have attributes.
9574 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9576 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9577 * config/mips/mips.md: Ditto.
9579 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9581 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9583 (__eabi_uconvert): Likewise.
9585 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9587 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9588 CFI_* definitions with IN_GCC.
9590 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9592 * xcoffout.h (xcoffout_source_line): Update prototype.
9594 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9597 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9599 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9602 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9603 inlined_function_outer_scope_p blocks for artificial inlines
9605 * tree.c (tree_nonartificial_location): Rewrite using
9606 block_nonartificial_location.
9608 2009-06-05 Revital Eres <eres@il.ibm.com>
9609 Leehod Baruch <leehod@il.ibm.com>
9611 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9612 (expand_expr_real_1): Remove comment.
9613 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9614 Vectorize misaligned access when the target supports it.
9615 (vect_supportable_dr_alignment): Check for unaligned access support.
9616 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9619 2009-06-05 Julian Brown <julian@codesourcery.com>
9621 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9622 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9624 2009-06-05 Richard Guenther <rguenther@suse.de>
9627 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9630 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9632 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9633 (save_gprs): Don't tell unwinder when a global register is saved.
9634 (s390_emit_epilogue): Emit needed epilogue unwind info.
9636 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9638 * dwarf2out.c (deferred_asm_name): New.
9639 (add_name_and_src_coords_attributes): Defer creation of
9640 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9642 (move_linkage_attr): New.
9643 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9646 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9648 * tree-nested.c (finalize_nesting_tree_1): Declare the
9649 frame_decl in the binding tree.
9651 2009-06-04 Cary Coutant <ccoutant@google.com>
9653 * basic-block.h (struct basic_block_def): Add discriminator field.
9654 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9656 * debug.c (do_nothing_debug_hooks): Add additional entry.
9657 (debug_nothing_int_charstar_int): New function.
9658 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9659 (debug_nothing_int_charstar_int): New declaration.
9660 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9661 discriminator value in .loc directive.
9662 * final.c (last_discriminator): New variable.
9663 (discriminator): New variable.
9664 (final_start_function): Initialize above variables, pass current
9665 discriminator to debug hook.
9666 (notice_source_line): Check for discriminator change.
9667 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9668 * sdbout.c (sdbout_source_line): New parameter.
9669 * tree-cfg.c (struct locus_discrim_map): New structure type.
9670 (discriminator_per_locus): New hash table.
9671 (build_gimple_cfg): Allocate and free discriminator hash table.
9672 (make_edges): Call assign_discriminator.
9673 (locus_map_hash): New function.
9674 (locus_map_eq): New function.
9675 (next_discriminator_for_locus): New function.
9676 (same_line_p): New function.
9677 (assign_discriminator): New function.
9678 (make_cond_expr_edges): Call assign_discriminator.
9679 (make_gimple_switch_edges): Likewise.
9680 (first_non_label_stmt): New function.
9681 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9683 * xcoffout.c (xcoffout_source_line): Add new parameter.
9685 * configure.ac (gcc_cv_as_discriminator): New configury check for
9686 gas support for discriminator.
9687 * configure: Regenerate.
9688 * config.in: Regenerate.
9690 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9692 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9693 val after checking for integers.
9695 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9697 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9699 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9700 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9701 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9702 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9703 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9704 X64_SSE_REGPARM_MAX.
9705 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9706 X64_SSE_REGPARM_MAX.
9708 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9710 * gcc.c (report_times_to_file): New.
9711 (execute): Implement it.
9712 (process_command): Support -time=.
9713 * doc/invoke.texi: Document it.
9715 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9717 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9718 that have value exprs.
9720 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9722 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9723 declarations for constants until...
9724 (dw2_output_indirect_constant_1): ... this point.
9726 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9729 * arm.md (arm_addsi3): Don't try to split an add with an
9730 eliminable register until after reload has completed.
9732 2009-06-03 Ian Lance Taylor <iant@google.com>
9734 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9735 * genattrtab.c (write_length_unit_log): Likewise.
9736 * genchecksum.c (dosum): Likewise.
9737 * gengtype.c (write_rtx_next): Likewise.
9738 (finish_root_table, write_roots): Likewise.
9739 * gimple.c (gimple_ops_offset_): Likewise.
9740 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9741 * config/arc/arc.c (arc_attribute_table): Likewise.
9742 * config/arm/arm.c (arm_attribute_table): Likewise.
9743 * config/avr/avr.c (avr_attribute_table): Likewise.
9744 * config/crx/crx.c (crx_attribute_table): Likewise.
9745 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9746 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9747 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9748 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9749 * config/sh/sh.c (sh_attribute_table): Likewise.
9750 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9751 * config/spu/spu.c (spu_attribute_table): Likewise.
9752 * config/v850/v850.c (v850_attribute_table): Likewise.
9754 * config/alpha/alpha.c (vms_attribute_table): Make static.
9755 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9756 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9757 * config/mips/mips.c (mips_attribute_table): Likewise.
9759 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9761 (cc1-checksum.o): Likewise.
9763 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9765 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9767 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9769 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9770 insn if it is changing sp. Use gen_add3_insn instead of
9771 conditionally gen_addsi3 and gen_adddi3.
9772 (offset_below_red_zone_p): New static inline function.
9773 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9774 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9775 * config/rs6000/ppc-asm.h: Include auto-host.h.
9776 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9777 CFI_RESTORE): Define.
9778 * config/rs6000/crtresxgpr.asm: Add unwind info.
9779 * config/rs6000/crtresxfpr.asm: Likewise.
9780 * config/rs6000/crtresgpr.asm: Likewise.
9781 * config/rs6000/crtresfpr.asm: Likewise.
9782 * config/rs6000/crtsavgpr.asm: Likewise.
9783 * config/rs6000/crtsavfpr.asm: Likewise.
9785 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9786 argument of DWARF2_FRAME_REG_OUT macros.
9788 2009-06-03 Julian Brown <julian@codesourcery.com>
9790 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9791 words or less (including TImode) in core registers.
9793 2009-06-03 Richard Guenther <rguenther@suse.de>
9796 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9798 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9800 * statistics.c (statistics_counter_event): Do not record event
9801 in pass dump if its number == -1.
9802 (curr_statistics_hash): Add assert that we never get passes
9803 with static number == -1.
9805 2009-06-03 Richard Guenther <rguenther@suse.de>
9806 Andrey Belevantsev <abel@ispras.ru>
9808 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9809 non-BLKmode arrays addressable.
9811 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9813 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9814 * config/m68k/m68k.h: ... here.
9815 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9818 2009-06-03 Martin Jambor <mjambor@suse.cz>
9820 PR tree-optimization/40323
9821 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9824 2009-06-03 Richard Guenther <rguenther@suse.de>
9826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9829 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9831 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9832 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9833 JUMP_TABLE_DATA_P where applicable.
9834 * config/sh/sh.c: Ditto.
9835 * config/sh/sh.h: Ditto.
9836 * config/sh/sh.md: Ditto.
9837 * config/sh/symbian.c: Ditto.
9839 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9841 * config/i386/driver-i386.c (describe_cache): Optimize
9842 concatenation of strings. Use snprintf instead of sprintf.
9843 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9844 target when not compiling with GCC.
9846 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9848 * config/sh/sh.c: Revert last change.
9849 (sh_expand_epilogue): Emit a blockage insn before the frame
9850 pointer adjustment unconditionally.
9852 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9854 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9855 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9856 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9857 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9858 to COLLECT_GCC_OPTIONS.
9860 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9862 * collect2.c (target_system_root): New variable.
9863 (main): Handle --sysroot=.
9864 (ignore_library): Strip the sysroot from the library path.
9866 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9868 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9869 (collect2.o): Depend on collect2-aix.h.
9870 (collect2-aix.o): New rule.
9871 * collect2-aix.h: New file.
9872 * collect2-aix.c: Likewise.
9873 * collect2.c: Include collect2-aix.h. Don't undefine
9874 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9875 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9876 Use TARGET_AIX_VERSION instead of _AIX51.
9877 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9878 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9879 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9880 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9881 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9883 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9885 * collect2.c (ignore_library): Avoid premature post-increment
9888 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9890 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9891 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9892 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9893 CROSS_DIRECTORY_STRUCTURE too.
9894 (LINK_LIBG_SPEC): Likewise.
9895 (LIB_SPEC): Add %R to sysroot paths.
9896 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9897 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9898 * config/rs6000/aix51.h: As for aix43.h.
9899 * config/rs6000/aix52.h: Likewise.
9900 * config/rs6000/aix53.h: Likewise.
9901 * config/rs6000/aix61.h: Likewise.
9902 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9903 to the beginning of sysroot paths.
9905 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9907 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9908 INSN_LISTs that are out of the REG_NOTE range.
9910 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9912 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9913 (struct var_to_expand): Likewise.
9914 (struct opt_info): Add head and tail for linked lists of the above.
9915 (analyze_insn_to_expand_var): Initialize next.
9916 (analyze_iv_to_split_insn): Likewise.
9917 (analyze_insns_in_loop): Create linked lists.
9918 (allocate_basic_variable): Simplify for use without hash table.
9919 (insert_var_expansion_initialization): Likewise, make it type-safer.
9920 (combine_var_copies_in_loop_exit): Likewise.
9921 (apply_opt_in_copies): Walk lists rather than hash tables.
9922 (release_var_copies): Simplified and inlined by hand into...
9923 (free_opt_info): ... this function.
9925 2009-06-02 Richard Guenther <rguenther@suse.de>
9927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9930 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9932 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9933 only for builtins that are not overridden.
9935 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9937 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9940 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9942 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9944 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9946 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9948 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9950 * common.opt (fdump-unnumbered-links): New.
9951 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9952 * print-rtl.c (flag_dump_unnumbered_links): New.
9953 (print_rtx): Test it.
9955 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9957 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9958 push/pop multiple to 8-byte alignment.
9960 2009-06-01 Jakub Jelinek <jakub@redhat.com>
9962 * config/i386/i386.c (queued_cfa_restores): New static variable.
9963 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
9965 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
9966 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
9967 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
9968 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
9969 note unconditionally.
9970 (ix86_emit_restore_regs_using_mov): Likewise.
9971 (ix86_emit_restore_sse_regs_using_mov): Likewise.
9972 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
9973 it through to ix86_emit_restore_reg_using_pop.
9974 (ix86_emit_leave): Add RED_OFFSET argument. Call
9975 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
9976 instead of adding REG_CFA_OFFSET note unconditionally.
9977 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
9978 the above functions. Call ix86_add_queued_cfa_restore_notes when
9981 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
9982 force output of the label even for dwarf2out_do_cfi_asm.
9983 (add_fde_cfi): If -g2 and above and cfi might change CFA,
9984 force creation of CFI label and chain DW_CFA_set_loc jumping to it
9985 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
9987 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9988 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
9989 dwarf2out_cfi_label callers.
9990 * tree.h (dwarf2out_cfi_label): Adjust prototype.
9991 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
9992 Adjust dwarf2out_cfi_label callers.
9993 * config/vax/vax.c (vax_output_function_prologue): Likewise.
9995 * config/i386/i386.h (struct machine_cfa_state,
9996 struct machine_function): Guard with ifndef USED_FOR_TARGET
9997 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10000 * emutls.c (__emutls_get_address): Change arr->size to mean number
10001 of allocated arr->data entries instead of # of slots + 1.
10003 PR middle-end/40316
10004 * recog.c (peep2_reinit_state): New function.
10005 (peephole2_init_state): Use it at the end of a basic block and also
10006 when seeing a RTX_FRAME_RELATED_P insn.
10008 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10010 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10011 fixuns_truncrfdi2): New.
10012 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10013 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10014 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10015 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10016 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10017 *recip_approx): Remove.
10018 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10019 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10020 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10022 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10025 2009-06-01 Ian Lance Taylor <iant@google.com>
10027 * attribs.c (register_attribute): Use CONST_CAST.
10028 * collect2.c (main): Use CONST_CAST2.
10029 (scan_prog_file): Likewise.
10030 * gcc.c (process_command, main): Likewise.
10031 * toplev.c (toplev_main): Likewise.
10033 * c-typeck.c (handle_warn_cast_qual): New static function,
10034 partially broken out of build_c_cast.
10035 (build_c_cast): Call handle_warn_cast_qual.
10036 * doc/invoke.texi (Warning Options): Document new effect of
10039 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10041 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10042 (diagnostic_report_current_module): Print columns.
10043 * common.opt (flag_show_column): Enable by default.
10045 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10047 * alias.c (find_base_term): Check for NULL term before returning.
10049 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10051 Revert due to PR40320:
10052 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10053 * calls.c (emit_library_call_value_1): Don't force_operand for move
10056 2009-06-01 Olivier Hainque <hainque@adacore.com>
10057 Eric Botcazou <ebotcazou@adacore.com>
10059 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10060 to be processed as a bitfield for constructor output purposes.
10061 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10063 * varasm.c (oc_local_state): New type, output_constructor
10064 local state to support communication with helpers.
10065 (oc_outer_state): New type, output_constructor outer state of
10066 relevance in recursive calls.
10067 (output_constructor_array_range): New output_constructor helper,
10068 extracted code for an array range element.
10069 (output_constructor_regular_field): New output_constructor helper,
10070 extracted code for an element that is not a bitfield.
10071 (output_constructor_bitfield): New output_constructor helper,
10072 extracted code for a bitfield element. Accept an OUTER state
10073 argument for recursive processing. Recurse on record or array
10074 CONSTRUCTOR values, possibly past noop conversions.
10075 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10076 VALUE is a valid constant-valued expression for use in a static
10077 bit-field initializer.
10078 (output_constructor): Rework to use helpers. Accept and honor an
10079 OUTER state argument for recursive calls. Return total size. Be
10080 prepared for nested constructors initializing bitfields.
10081 (output_constant): Feed OUTER in calls to output_constructor.
10083 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10085 * calls.c (emit_library_call_value_1): Don't force_operand for move
10088 2009-06-01 Nick Clifton <nickc@redhat.com>
10090 * doc/invoke.texi (IA-64 Options): Fix typo.
10092 2009-06-01 Ira Rosen <irar@il.ibm.com>
10094 PR tree-optimization/39129
10095 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10097 (vect_do_peeling_for_loop_bound): Use
10098 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10099 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10100 (vect_loop_versioning): Likewise.
10101 (vect_create_cond_for_alias_checks): Fix indentation.
10102 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10104 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10105 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10106 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10107 "control flow in loop".
10108 (vect_estimate_min_profitable_iters): Use
10109 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10110 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10111 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10112 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10113 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10114 statement belongs to a group of strided accesses with the exact code
10116 (vectorizable_load): Likewise.
10117 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10118 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10120 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10122 * config/freebsd-stdint.h: New file.
10123 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10124 Add freebsd-stdint.h to tm_file.
10126 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10128 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10129 (thumb2_extendhidi2): Likewise.
10131 2009-05-31 Ian Lance Taylor <iant@google.com>
10133 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10135 2009-05-31 Ian Lance Taylor <iant@google.com>
10137 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10138 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10139 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10141 2009-05-31 Jason Merrill <jason@redhat.com>
10143 * tree-pretty-print.c (print_call_name): Take the callee, not the
10144 call itself. Make non-static. Use dump_function_name for functions.
10145 (dump_generic_node): Adjust.
10146 * diagnostic.h: Declare print_call_name.
10147 * gimple-pretty-print.c (dump_gimple_call): Use it.
10149 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10151 * config/sh/sh.md (ashldi3_std): New define_expand.
10154 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10157 * config/sh/sh.c: Include debug.h.
10158 (sh_expand_epilogue): Emit a blockage insn before the frame
10159 pointer adjustment also when dwarf2out_do_frame returns true.
10161 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10163 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10164 (thumb2_extendqidi2): New pattern.
10166 2009-05-31 Ira Rosen <irar@il.ibm.com>
10168 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10169 mark phis for renaming.
10170 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10171 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10172 Call mark_sym_for_renaming.
10173 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10174 * tree-vect-loop.c (vect_transform_loop): Remove
10175 vect_memsyms_to_rename initialization and a call to
10176 mark_set_for_renaming.
10178 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10180 PR middle-end/40304
10181 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10182 frame related even if !set_cfa && style < 0.
10184 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10186 * config/i386/mingw-tls.c: New file.
10187 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10188 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10189 defining _WIN32 but not __CYGWIN__.
10191 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10193 * configure.ac: Add MPC support.
10195 * config.in, configure: Regenerate.
10197 2009-05-29 Richard Henderson <rth@redhat.com>
10199 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10200 NOTE_INSN_BASIC_BLOCK.
10201 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10202 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10203 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10205 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10207 (add_cfi): Disable check redefining cfa away from drap.
10208 (lookup_cfa_1): Add remember argument; handle remember/restore.
10209 (lookup_cfa): Pass remember argument.
10210 (cfa_remember): New.
10211 (compute_barrier_args_size_1): Remove sibcall check.
10212 (dwarf2out_frame_debug_def_cfa): New.
10213 (dwarf2out_frame_debug_adjust_cfa): New.
10214 (dwarf2out_frame_debug_cfa_offset): New.
10215 (dwarf2out_frame_debug_cfa_register): New.
10216 (dwarf2out_frame_debug_cfa_restore): New.
10217 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10218 (dwarf2out_begin_epilogue): New.
10219 (dwarf2out_frame_debug_restore_state): New.
10220 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10221 DW_CFA_restore_state.
10222 (output_cfi_directive): Likewise.
10223 (convert_cfa_to_fb_loc_list): Likewise.
10224 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10225 * dwarf2out.h: Update.
10226 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10227 (copy_insn_1): Early out for null.
10228 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10229 and dwarf2out_frame_debug_restore_state.
10230 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10231 (prologue_insn_hash, epilogue_insn_hash): New.
10232 (free_after_compilation): Adjust freeing accordingly.
10233 (record_insns): Create hash table if needed; push insns into
10234 hash instead of array.
10235 (maybe_copy_epilogue_insn): New.
10236 (contains): Search hash table instead of array.
10237 (sibcall_epilogue_contains): Remove.
10238 (thread_prologue_and_epilogue_insns): Split eh_return insns
10239 and mark them as epilogues.
10240 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10241 scanning in terms of basic blocks.
10242 * insn-notes.def (CFA_RESTORE_STATE): New.
10243 * jump.c (returnjump_p_1): Accept EH_RETURN.
10244 (eh_returnjump_p_1, eh_returnjump_p): New.
10245 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10246 CFA_REGISTER, CFA_RESTORE): New.
10247 * rtl.def (EH_RETURN): New.
10248 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10250 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10251 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10253 * config/i386/i386.c (gen_push): Update cfa state.
10254 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10255 add a CFA_ADJUST_CFA note.
10256 (ix86_dwarf_handle_frame_unspec): Remove.
10257 (ix86_expand_prologue): Update cfa state.
10258 (ix86_emit_restore_reg_using_pop): New.
10259 (ix86_emit_restore_regs_using_pop): New.
10260 (ix86_emit_leave): New.
10261 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10262 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10263 * config/i386/i386.h (struct machine_cfa_state): New.
10264 (ix86_cfa_state): New.
10265 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10266 (eh_return_internal): Merge from eh_return_<mode>,
10267 use eh_return rtx, split w/ epilogue.
10269 2009-05-29 Ian Lance Taylor <iant@google.com>
10271 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10273 * calls.c (emit_library_call_value_1): Likewise.
10275 * c-typeck.c (c_build_va_arg): New function.
10276 * c-tree.h (c_build_va_arg): Declare.
10277 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10278 instead of build_va_arg.
10280 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10282 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10283 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10284 (ptr_difference_cost): Use affine combinations to compute it.
10285 (difference_cost): Likewise.
10286 (get_computation_cost_at): Compute more accurate cost for addresses
10287 if the ratio is a multiplier allowed in addresses.
10288 For non-addresses, consider that an additional offset or symbol is
10291 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10293 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10294 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10296 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10297 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10298 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10300 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10301 to 1 for TYPE_SSE{IADD1,CVT1}.
10302 (prefix_vex_imm8): Removed.
10303 (length_vex): Only pass 1 as second argument to
10304 ix86_attr_length_vex_default if prefix_extra is 0.
10305 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10306 (length): For prefix vex computation use length_immediate
10307 attribute instead of prefix_vex_imm8.
10308 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10309 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10310 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10311 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10312 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10313 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10314 a space in between the operands.
10315 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10316 if one operand is 0xff and the other one si, di, bp or sp.
10317 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10318 other one si, di, bp or sp.
10319 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10320 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10321 type and mode attributes.
10322 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10323 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10324 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10325 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10326 prefix_data16 attribute iff MODE_DF.
10327 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10328 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10329 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10330 constm128_operand in length_immediate computation.
10331 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10332 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10333 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10334 length_immediate attribute to 1.
10335 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10336 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10337 for certain alternatives.
10338 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10339 prefix_data16 attribute if MODE_V1DF.
10340 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10341 length_immediate to 1.
10342 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10343 length_address to 4, set mode attribute to MODE_DI.
10344 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10345 (fxam<mode>2_i387): Set length attribute to 4.
10346 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10347 *prefetch_3dnow_rex): Override length_address attribute.
10348 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10350 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10351 (constm128_operand): Removed.
10352 * config/i386/i386.c (memory_address_length): For
10353 disp && !index && !base in 64-bit mode account for SIB byte if
10354 print_operand_address can't optimize disp32 into disp32(%rip)
10355 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10356 for fs: or gs: segment.
10357 (ix86_attr_length_immediate_default): When checking if shortform
10358 is possible, truncate immediate to the length of the non-shortened
10360 (ix86_attr_length_address_default): Ignore MEM_P operands
10362 (ix86_attr_length_vex_default): Only check for DImode on
10363 GENERAL_REG_P operands.
10364 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10365 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10366 (sse_cvttps2pi): Clear prefix_rep attribute.
10367 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10369 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10370 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10371 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10372 iff operand 2 is const_int_operand.
10373 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10374 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10375 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10377 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10379 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10380 prefix_data16 attribute for movlpd and movhpd instructions.
10381 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10382 length_immediate for shufpd instruction.
10383 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10384 (avx_cmpp<avxmodesuffixf2c><mode>3,
10385 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10386 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10387 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10388 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10389 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10390 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10391 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10392 prefix_data16 attribute for the first alternative to 1.
10393 (*avx_loadlps): Override length_immediate for the first alternative.
10394 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10395 attributes for second alternative.
10396 (*vec_concatv2sf_sse4_1): Override length_immediate and
10397 prefix_data16 attributes for second alternative.
10398 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10399 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10400 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10401 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10402 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10403 prefix_data16 and length_immediate to 1.
10404 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10406 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10407 prefix_extra attribute for variants that don't have 0f prefix alone.
10408 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10409 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10410 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10411 *sse4_1_pextrd): Set length_immediate to 1.
10412 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10413 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10415 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10416 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10417 length_immediate to 1 for second alternative.
10418 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10419 prefix_extra and length_immediate attributes for the first
10421 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10423 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10424 to 1 for the first and third alternative.
10425 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10427 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10429 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10431 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10432 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10433 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10434 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10435 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10436 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10437 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10438 ssse3_psign<mode>3): Override prefix_rex attribute.
10439 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10440 (ssse3_palignrti): Override length_immediate to 1.
10441 (ssse3_palignrdi): Override length_immediate to 1, override
10442 prefix_rex attribute.
10443 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10444 (sse4a_extrqi): Override length_immediate to 2.
10445 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10446 (sse4a_insertq): Override prefix_data16 to 0.
10447 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10448 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10449 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10450 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10451 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10452 and length_immediate to 1.
10453 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10454 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10455 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10456 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10457 and length_immediate to 1.
10458 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10459 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10460 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10461 avx_ptest256): Override prefix_extra to 1.
10462 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10463 Override prefix_data16 and length_immediate to 1.
10464 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10465 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10466 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10467 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10468 prefix_data16 to 0 and prefix_extra to 2.
10469 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10470 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10472 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10473 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10474 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10475 and prefix_extra to 2.
10476 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10477 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10478 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10479 avx_vpermilvar<mode>3,
10480 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10481 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10482 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10483 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10484 Override prefix_extra to 1.
10485 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10486 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10487 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10488 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10489 prefix_extra and length_immediate to 1.
10490 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10492 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10493 to 1 for the first alternative.
10494 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10495 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10497 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10498 *movv2sf_internal_avx, *movv2sf_internal): Override
10499 prefix_rep attribute for certain alternatives.
10500 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10501 attributes for certain alternatives.
10502 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10503 attributes for certain alternatives.
10504 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10505 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10506 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10507 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10508 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10509 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10510 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10511 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10512 length_immediate to 1 if operand 2 is const_int_operand.
10513 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10514 *vec_extractv2si_1): Set length_immediate attribute to 1.
10515 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10516 using old 3DNOW insn rather than SSE/3DNOW_A.
10517 (mmx_emms, mmx_femms): Clear modrm attribute.
10519 2009-05-29 Martin Jambor <mjambor@suse.cz>
10521 * tree-sra.c: New implementation of SRA.
10523 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10524 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10525 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10526 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10527 (SRA_MAX_STRUCTURE_COUNT): Removed.
10528 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10529 * doc/invoke.texi (sra-max-structure-size): Removed.
10530 (sra-field-structure-ratio): Removed.
10532 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10534 PR middle-end/40291
10535 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10538 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10540 PR rtl-optimization/40101
10541 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10542 seqno. Adjust comment.
10543 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10544 inserting bookkeeping before a jump, the jump is not scheduled.
10545 When no positive seqno found, provide a value. Add comment.
10547 2009-05-29 Richard Guenther <rguenther@suse.de>
10549 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10550 short-cutting on the first component.
10552 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10554 PR middle-end/39958
10555 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10556 for trees other than decls/types.
10558 2009-05-29 Richard Guenther <rguenther@suse.de>
10560 * tree-ssa-operands.c (get_expr_operands): Do not handle
10561 INDIRECT_REFs in the handled-component case. Remove
10562 unused get_ref_base_and_extent case.
10563 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10564 tree_low_cst and host_integerp where possible.
10565 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10566 codes for equivalence.
10567 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10569 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10571 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10572 to tmake_file for i[34567]86-*-cygwin*.
10574 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10577 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10578 (altivec_categorize_keyword, init_vector_keywords,
10579 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10582 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10584 * tree.c (handle_dll_attribute): Check if node is
10585 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10587 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10589 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10591 (thumb2_zero_extendqidi2): Likewise.
10593 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10595 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10596 instead of gen_movrt.
10597 * config/sh/sh.md (movrt): Remove.
10599 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10601 * doc/invoke.texi (IA-64 Options):
10602 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10603 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10604 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10605 -msched-prefer-non-control-spec-insns,
10606 -msched-stop-bits-after-every-cycle,
10607 -msched-count-spec-in-critical-path,
10608 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10609 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10610 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10611 and -msched-spec-verbose.
10613 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10615 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10616 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10618 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10620 2009-05-28 Richard Guenther <rguenther@suse.de>
10622 * tree-ssa-alias.c (ao_ref_init): New function.
10623 (ao_ref_base): Likewise.
10624 (ao_ref_base_alias_set): Likewise.
10625 (ao_ref_alias_set): Likewise.
10626 (refs_may_alias_p_1): Change signature.
10627 (refs_may_alias_p): Adjust.
10628 (refs_anti_dependent_p): Likewise.
10629 (refs_output_dependent_p): Likewise.
10630 (call_may_clobber_ref_p_1): Change signature.
10631 (call_may_clobber_ref_p): Adjust.
10632 (stmt_may_clobber_ref_p_1): New function split out from ...
10633 (stmt_may_clobber_ref_p): ... here.
10634 (maybe_skip_until): Adjust signature.
10635 (get_continuation_for_phi): Likewise.
10636 (walk_non_aliased_vuses): Likewise.
10637 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10638 (ao_ref_init): Declare.
10639 (ao_ref_base): Likewise.
10640 (ao_ref_alias_set): Likewise.
10641 (stmt_may_clobber_ref_p_1): Likewise.
10642 (walk_non_aliased_vuses): Adjust.
10643 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10644 (get_ref_from_reference_ops): remove.
10645 (vn_reference_lookup_2): Adjust signature.
10646 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10647 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10648 (vn_reference_lookup): Adjust.
10649 (vn_reference_insert): Likewise.
10650 (vn_reference_insert_pieces): Adjust signature.
10651 (visit_reference_op_call): Adjust.
10652 * tree-ssa-pre.c (get_expr_type): Simplify.
10653 (phi_translate_1): Adjust.
10654 (compute_avail): Likewise.
10655 (translate_vuse_through_block): Do not re-build trees.
10656 (value_dies_in_block_x): Likewise.
10657 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10659 (vn_reference_lookup_pieces): Adjust declaration.
10660 (vn_reference_insert_pieces): Likewise.
10662 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10664 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10665 with checking disabled.
10667 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10671 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10672 macro definition for support of three-operand format aligned
10673 .comm directive in assembler on cygwin/pe/mingw target OS.
10674 * configure: Regenerate.
10675 * config.h: Regenerate.
10677 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10678 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10679 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10681 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10682 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10684 2009-05-28 Ira Rosen <irar@il.ibm.com>
10686 PR tree-optimization/40254
10687 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10688 in analysis of basic blocks.
10690 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10692 PR middle-end/33699
10693 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10694 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10695 (TARGET_INITIALIZER): Use it.
10696 * cse.c (CHEAPER): Move it up to the other macros.
10697 (insert): Rename this ...
10698 (insert_with_costs): ... to this. Add cost parameters. Update
10700 (insert): New function. Call insert_with_costs.
10701 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10702 find_reg_offset_for_const, try_const_anchors): New functions.
10703 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10704 when using a const-anchor. Call insert_const_anchors.
10705 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10706 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10708 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10710 * tree-inline.c (remap_decls): Enable nonlocalized variables
10711 when not optimizing.
10713 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10715 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10716 Simplify other tests involving optimize.
10718 2009-05-27 Tom Tromey <tromey@redhat.com>
10720 * unwind-dw2.c (_Unwind_DebugHook): New function.
10721 (uw_install_context): Call _Unwind_DebugHook.
10723 2009-05-27 Tom Tromey <tromey@redhat.com>
10725 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10727 2009-05-27 Ian Lance Taylor <iant@google.com>
10729 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10730 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10731 (ALL_LINKERFLAGS): Define.
10732 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10733 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10734 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10735 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10736 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10737 $(LINKER_FOR_BUILD).
10738 (build/gcov-iov$(build_exeext)): Likewise.
10740 2009-05-27 Julian Brown <julian@codesourcery.com>
10742 * gcse.c (target.h): Include.
10743 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10744 copy of argument to a pseudo register.
10746 2009-05-27 Diego Novillo <dnovillo@google.com>
10748 * tree-ssa-live.c (dump_scope_block): Document arguments.
10749 (dump_scope_blocks): Document.
10750 (debug_scope_blocks): New.
10751 * tree-flow.h (debug_scope_blocks): Declare.
10753 2009-05-21 Denis Chertykov <denisc@overta.ru>
10755 * doc/contrib.texi (Contributors): Add myself to the list.
10757 2009-05-27 Olivier Hainque <hainque@adacore.com>
10759 * expr.c (target_align): New function. Alignment the TARGET of an
10760 assignment may be assume to have.
10761 (highest_pow2_factor_for_target): Use it instead of relying on
10762 immediate tree attributes of TARGET, not necessarily honored when
10763 intermediate bitfields are involved.
10765 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10768 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10769 AVX, SSE4, AES, PCLMUL and POPCNT.
10771 2009-05-27 Diego Novillo <dnovillo@google.com>
10773 * tree-pretty-print.c (dump_location): New.
10774 (dump_generic_node): Call it.
10775 Factor code to handle BLOCK nodes ...
10776 (dump_block_node): ... here.
10778 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10780 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10782 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10784 * gcc-plugin.h: Include config.h and system.h.
10785 (IN_GCC): Define if not defined.
10787 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10789 PR middle-end/40249
10790 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10793 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10795 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10797 * config/m32r/m32r.h: Ditto.
10798 * config/m32r/m32r.md: Ditto.
10799 * config/m32r/predicates.md: Ditto.
10801 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10803 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10805 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10808 (Loading plugins): typo.
10809 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10810 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10811 (Interacting with the GCC Garbage Collector): Added new section.
10812 (Giving information about a plugin): Added new section for
10814 * ggc.h (ggc_register_root_tab): Added declaration.
10815 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10816 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10817 (register_callback): Improved comment in declaration.
10818 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10819 (extra_root_vec) Added static variable for dynamic roots registration.
10820 (ggc_register_root_tab) Added new routine.
10821 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10822 PLUGIN_GGC_MARKING event.
10823 * ggc-zone.c: Include plugin.h.
10824 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10825 * ggc-page.c: Include plugin.h.
10826 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10827 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10828 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10829 (register_callback): check lack of callbacks for
10830 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10831 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10832 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10833 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10834 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10835 dependency on plugin.h.
10836 (plugin.o): Added dependency on ggc.h...
10838 2009-05-26 Richard Guenther <rguenther@suse.de>
10840 PR middle-end/40248
10842 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10843 with mismatched comparison modes.
10845 * expr.c (expand_expr_real_1): Expand the operand of a
10846 VIEW_CONVERT_EXPR in its natural mode.
10848 2009-05-26 Ian Lance Taylor <iant@google.com>
10850 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10851 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10852 (ALL_COMPILERFLAGS): Define.
10853 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10854 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10855 (collect2$(exeext), collect2.o): Likewise.
10856 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10857 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10858 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10859 (libbackend.o, intl.o, cppdefault.o): Likewise.
10860 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10861 (build/%.o): Use $(COMPILER_FOR_BUILD).
10862 (build/gen%$(build_exeext)): Likewise.
10863 (build/gcov-iov$(build_exeext)): LIkewise.
10864 * config/t-darwin (darwin.o): Use $(COMPILER).
10865 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10866 * config/t-sol2 (sol2-c.o): Likewise.
10867 (sol2.o): Likewise.
10868 * config/t-vxworks (vxworks.o): Likewise.
10869 * config/x-darwin (host-darwin.o): Likewise.
10870 * config/x-hpux (host-hpux.o): Likewise.
10871 * config/x-linux (host-linux.o): Likewise.
10872 * config/x-solaris (host-solaris.o): Likewise.
10873 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10874 * config/arm/t-arm (arm-c.o): Likewise.
10875 * config/arm/t-pe (pe.o): Likewise.
10876 * config/arm/t-wince-pe (pe.o): Likewise.
10877 * config/i386/t-cygming (winnt.o): Likewise.
10878 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10879 * config/i386/t-cygwin (cygwin1.o): Likewise.
10880 (cygwin2.o): Likewise.
10881 * config/i386/t-i386 (i386-c.o): Likewise.
10882 * config/i386/t-interix (winnt.o): Likewise.
10883 * config/i386/t-netware (netware.o): Likewise.
10884 * config/i386/t-nwld (nwld.o): Likewise.
10885 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10886 * config/i386/x-i386 (driver-i386.o): Likewise.
10887 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10888 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10889 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10890 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10891 * config/mips/x-native (driver-native.o): Likewise.
10892 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10893 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10894 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10895 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10896 * config/score/t-score-elf (score7.o): Likewise.
10897 (score3.o): Likewise.
10898 * config/sh/t-sh (sh-c.o): Likewise.
10899 * config/sh/t-symbian (sh-c.o): Likewise.
10900 (symbian.o): Likewise.
10901 * config/spu/t-spu-elf (spu-c.o): Likewise.
10902 * config/v850/t-v850 (v850-c.o): Likewise.
10903 * config/v850/t-v850e (v850-c.o): Likewise.
10905 2009-05-26 Richard Guenther <rguenther@suse.de>
10907 PR tree-optimization/40122
10908 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10909 VECTOR_CSTs if possible.
10910 (fold_gimple_assign): Likewise.
10912 2009-05-26 Richard Guenther <rguenther@suse.de>
10914 PR middle-end/40252
10915 * fold-const.c (fold_binary): Use the correct types for building
10918 2009-05-26 Richard Guenther <rguenther@suse.de>
10920 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10921 redundant calls to merge_alias_info.
10922 (bump_vector_ptr): Likewise.
10923 * tree-ssa-copy.c (merge_alias_info): Remove.
10924 (replace_exp_1): Remove call to merge_alias_info.
10925 (propagate_tree_value): Likewise.
10926 (fini_copy_prop): Propagate points-to info.
10927 * tree-flow.h (merge_alias_info): Remove.
10929 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10931 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10933 2009-05-25 Jan Hubicka <jh@suse.cz>
10935 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10936 * cgraph.h (struct inline_summary): New filed self_wize,
10937 size_inlining_benefit, self_time and time_inlining_benefit.
10938 (struct cgraph_global_info): Replace insns by time ans size fields.
10939 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10940 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10941 (ipcp_update_callgraph): Do not touch function bodies.
10942 * ipa-inline.c: Include except.h
10943 (MAX_TIME): New constant.
10944 (overall_insns): Remove.
10945 (leaf_node_p): New.
10946 (overall_size, max_benefit): New static variables.
10947 (cgraph_estimate_time_after_inlining): New function.
10948 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10949 (cgraph_clone_inlined_nodes): Update size.
10950 (cgraph_mark_inline_edge): Update size.
10951 (cgraph_estimate_growth): Use size info.
10952 (cgraph_check_inline_limits): Check size.
10953 (cgraph_default_inline_p): Likewise.
10954 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10955 (cgraph_decide_recursive_inlining): Check size.
10956 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10958 (cgraph_decide_inlining): Likewise.
10959 (cgraph_decide_inlining_incrementally): Likewise; honor
10960 PARAM_EARLY_INLINING_INSNS.
10961 (likely_eliminated_by_inlining_p): New predicate.
10962 (estimate_function_body_sizes): New function.
10963 (compute_inline_parameters): Use it.
10964 * except.c (must_not_throw_labels): New function.
10965 * except.h (must_not_throw_labels): Declare.
10966 * tree-inline.c (init_inline_once): Kill inlining_weigths
10967 * tree-ssa-structalias.c: Avoid uninitialized warning.
10968 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10969 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10970 (PARAM_INLINE_CALL_COST): Remove.
10971 (PARAM_EARLY_INLINING_INSNS): New.
10973 2009-05-25 Richard Guenther <rguenther@suse.de>
10975 PR tree-optimization/36327
10976 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
10977 callback for reference translation or lookup at the point of may-defs.
10978 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
10979 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
10980 for union COMPONENT_REFs.
10981 (vn_reference_lookup_3): New callback. Lookup from memset
10982 and CONSTRUCTOR assignment, translate through struct copies.
10983 (vn_reference_lookup_pieces): Make sure to not free the
10984 passed operands array. Adjust walk_non_aliased_vuses call.
10985 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
10986 make sure we do not leak memory.
10988 2009-05-25 Richard Guenther <rguenther@suse.de>
10990 * tree-ssa-alias.h (dump_points_to_solution): Declare.
10991 * tree-inline.c (expand_call_inline): Reset the escaped and
10992 callused solutions.
10993 * tree-ssa-structalias.c (pass_build_ealias): New.
10994 * tree-pass.h (pass_build_ealias): Declare.
10995 * passes.c (init_optimization_passes): Add PTA during
10996 early optimizations.
10997 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
10998 and CALLUSED solutions.
10999 (dump_points_to_solution): New function, split out from ...
11000 (dump_points_to_info_for): ... here.
11001 * tree-parloops.c (parallelize_loops): Reset the escaped and
11002 callused solutions.
11004 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11007 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11008 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11010 2009-05-25 Ira Rosen <irar@il.ibm.com>
11012 PR tree-optimization/40238
11013 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11014 statements after basic block's labels.
11015 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11016 to free the allocated memory.
11018 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11020 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11021 return address with a USE.
11023 2009-05-24 Richard Guenther <rguenther@suse.de>
11025 PR middle-end/40233
11026 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11027 array type from the main variant of the inner type.
11029 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11031 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11032 definition to bool (from int) to un-break build.
11033 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11035 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11037 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11038 discard_stmt_changes): Delete.
11039 * tree-ssa-operands.c (scb_stack): Delete.
11040 (init_ssa_operands): Do not initialize it.
11041 (fini_ssa_operands): Do not free it.
11042 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11044 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11045 update_stmt, remove the others. Fix comments.
11046 * tree-dfa.c (optimize_stack_restore): Likewise.
11047 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11048 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11049 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11050 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11052 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11053 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11054 (dom_opt_finalize_block): Likewise, adjusting access to
11056 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11057 (stmts_to_rescan): Change item type to gimple.
11058 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11060 2009-05-24 Ira Rosen <irar@il.ibm.com>
11062 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11063 * tree-pass.h (pass_slp_vectorize): New pass.
11064 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11065 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11066 * tree-vectorizer.c (timevar.h): Include.
11067 (user_vect_verbosity_level): Declare.
11068 (vect_location): Fix comment.
11069 (vect_set_verbosity_level): Update user_vect_verbosity_level
11070 instead of vect_verbosity_level.
11071 (vect_set_dump_settings): Add an argument. Ignore user defined
11072 verbosity if dump flags require higher level of verbosity. Print to
11073 stderr only for loop vectorization.
11074 (vectorize_loops): Update call to vect_set_dump_settings.
11075 (execute_vect_slp): New function.
11076 (gate_vect_slp): Likewise.
11077 (struct gimple_opt_pass pass_slp_vectorize): New.
11078 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11079 access its members.
11080 (vec_info_for_bb): New function.
11081 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11082 (VECTORIZATION_ENABLED): New macro.
11083 (SLP_ENABLED, SLP_DISABLED): Likewise.
11084 (vect_is_simple_use): Add bb_vec_info argument.
11085 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11086 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11087 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11088 vect_schedule_slp, vect_analyze_slp): Likewise.
11089 (vect_analyze_stmt): Add slp_tree argument.
11090 (find_bb_location): Declare.
11091 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11092 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11093 (vect_analyze_loop_operations, vect_analyze_loop,
11094 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11095 vect_finalize_reduction, vectorizable_reduction,
11096 vectorizable_live_operation, vect_transform_loop): Likewise.
11097 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11098 skip evolution analysis if analyzing a basic block.
11099 (dr_analyze_indices): Likewise.
11100 (initialize_data_dependence_relation): Skip the test whether the
11101 object is invariant for basic blocks.
11102 (compute_all_dependences): Skip dependence analysis for data
11103 references in basic blocks.
11104 (find_data_references_in_stmt): Don't fail in case of invariant
11105 access in basic block.
11106 (find_data_references_in_bb): New function.
11107 (find_data_references_in_loop): Move code to
11108 find_data_references_in_bb and add a call to it.
11109 (compute_data_dependences_for_bb): New function.
11110 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11111 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11113 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11114 unknown dependence in basic block and fail in case of dependence in
11116 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11117 dependence instances from either loop or basic block vectorization
11119 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11120 before calling nested_in_vect_loop_p.
11121 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11122 dependence instances from either loop or basic block vectorization
11124 (vect_verify_datarefs_alignment): Likewise.
11125 (vect_enhance_data_refs_alignment): Adjust function calls.
11126 (vect_analyze_data_refs_alignment): Likewise.
11127 (vect_analyze_group_access): Fix printing. Skip different checks if
11128 DR_STEP is 0. Keep strided stores either in loop or basic block
11129 vectorization data structure. Fix indentation.
11130 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11132 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11133 dependence instances from either loop or basic block vectorization
11135 (vect_analyze_data_refs): Update comment. Call
11136 compute_data_dependences_for_bb to analyze basic blocks.
11137 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11138 case of loop vectorization. In case of basic block vectorization use
11139 data-ref itself as a base.
11140 (vect_create_data_ref_ptr): In case of basic block vectorization:
11141 don't advance the pointer, add new statements before the current
11142 statement. Adjust function calls.
11143 (vect_supportable_dr_alignment): Support only aligned accesses in
11144 basic block vectorization.
11145 * common.opt (ftree-slp-vectorize): New flag.
11146 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11147 (vect_pattern_recog_1): Likewise.
11148 * tree-vect-stmts.c (process_use): Likewise.
11149 (vect_init_vector): Add new statements in the beginning of the basic
11150 block in case of basic block SLP.
11151 (vect_get_vec_def_for_operand): Adjust function calls.
11152 (vect_finish_stmt_generation): Likewise.
11153 (vectorizable_call): Add assert that it is loop vectorization, adjust
11155 (vectorizable_conversion, vectorizable_assignment): Likewise.
11156 (vectorizable_operation): In case of basic block SLP, take
11157 vectorization factor from statement's type and skip the relevance
11158 check. Adjust function calls.
11159 (vectorizable_type_demotion): Add assert that it is loop
11160 vectorization, adjust function calls.
11161 (vectorizable_type_promotion): Likewise.
11162 (vectorizable_store): Check for outer loop only in case of loop
11163 vectorization. Adjust function calls. For basic blocks, skip the
11164 relevance check and don't advance pointers.
11165 (vectorizable_load): Likewise.
11166 (vectorizable_condition): Add assert that it is loop vectorization,
11167 adjust function calls.
11168 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11169 that it is not reduction, get vector type, call only supported
11170 functions, skip loop specific parts.
11171 (vect_transform_stmt): Check for outer loop only in case of loop
11173 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11174 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11175 for external definition.
11176 * passes.c (pass_slp_vectorize): New pass.
11177 * tree-vect-slp.c (find_bb_location): New function.
11178 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11179 check for patterns only in loops.
11180 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11181 case of multiple types in basic block SLP.
11182 (vect_mark_slp_stmts_relevant): New function.
11183 (vect_supported_load_permutation_p): Fix comment.
11184 (vect_analyze_slp_instance): Add argument. In case of basic block
11185 SLP, take vectorization factor from statement's type, check that
11186 unrolling factor is 1. Adjust function call. Save SLP instance in
11187 either loop or basic block vectorization structure. Return FALSE,
11189 (vect_analyze_slp): Add argument. Get strided stores groups from
11190 either loop or basic block vectorization structure. Return FALSE
11191 if basic block SLP failed.
11192 (new_bb_vec_info): New function.
11193 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11194 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11195 (vect_schedule_slp): Add argument. Get SLP instances from either
11196 loop or basic block vectorization structure. Set vectorization factor
11197 to be 1 for basic block SLP.
11198 (vect_slp_transform_bb): New function.
11199 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11201 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11203 * final.c (shorten_branches): Do not align labels for jump tables.
11204 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11206 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11208 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11209 Remove outdated reference to flow.c and fix nits.
11210 * doc/gccint.texi: Tweak RTL description.
11211 * doc/rtl.texi: Likewise.
11213 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11215 * config/avr/avr.c: Change my email address.
11216 * config/avr/avr.h: Likewise.
11217 * config/avr/avr.md: Likewise.
11218 * config/avr/avr-protos.h: Likewise.
11219 * config/avr/libgcc.S: Likewise.
11221 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11223 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11224 (spu_split_load, spu_split_store): Change return type to int.
11225 (spu_split_convert): Declare.
11226 * config/spu/predicates.md (spu_mem_operand): Remove.
11227 (spu_mov_operand): Update.
11228 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11229 * config/spu/spu.c (regno_aligned_for_load): Remove.
11230 (reg_aligned_for_addr, spu_expand_load): Define.
11231 (spu_expand_extv): Reimplement and handle MEM.
11232 (spu_expand_insv): Handle MEM.
11233 (spu_sched_reorder): Handle insn's with length 0.
11234 (spu_legitimate_address_p): Reimplement.
11235 (store_with_one_insn_p): Return TRUE for any mode with size
11236 larger than 16 bytes.
11237 (address_needs_split): Define.
11238 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11240 (spu_convert_move): Define.
11241 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11242 (spu_split_store): Change all MEM's to TImode.
11243 (spu_init_expanders): Preallocate registers that correspond to
11244 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11246 (spu_split_convert): Define.
11247 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11248 (_move<mode>, _movdi, _movti): Update predicate and condition.
11249 (load, store): Change to define_split.
11250 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11252 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11253 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11254 define_insn_and_split of lshr<mode>3.
11255 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11256 (<v>ashr<mode>3_imm): Define.
11257 (extv, extzv, insv): Allow MEM operands.
11258 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11259 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11260 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11261 (_spu_convert2): Change to define_insn_and_split and remove the
11262 corresponding define_peephole2.
11263 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11264 Change predicates to memory_operand.
11266 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11268 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11270 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11272 PR tree-optimization/40219
11273 * tree.c (iterative_hash_expr): Make sure the builtin function is
11274 a normal builtin function and not a front end or back end builtin
11275 before indexing into the built_in_decls array.
11277 2009-05-22 Richard Guenther <rguenther@suse.de>
11279 PR middle-end/38964
11280 * alias.c (write_dependence_p): Do not use TBAA for answering
11281 anti-dependence or output-dependence.
11282 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11283 (emit_pointer_definition): Remove.
11284 (emit_alias_warning): Likewise.
11285 (find_what_var_points_to): Remove TBAA pruning code.
11286 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11288 (compute_points_to_sets): Remove code computing the set of
11289 dereferenced pointers.
11290 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11291 oracle for querying anti and output dependencies.
11292 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11293 if TBAA may be applied.
11294 (refs_anti_dependent_p): New function.
11295 (refs_output_dependent_p): Likewise.
11296 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11297 (refs_output_dependent_p): Likewise.
11298 * doc/tree-ssa.texi (Memory model): New section.
11299 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11300 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11301 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11302 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11303 * expr.c (expand_expr_real_1): Likewise.
11304 * gimple-low.c (lower_stmt): Likewise.
11305 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11306 (dump_gimple_cdt): Remove.
11307 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11308 (gimple_size): Likewise.
11309 (walk_gimple_op): Likewise.
11310 (is_gimple_stmt): Likewise.
11311 (walk_stmt_load_store_addr_ops): Likewise.
11312 (gimple_build_cdt): Remove.
11313 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11314 * gimple.h (gimple_cdt_new_type): Remove.
11315 (gimple_cdt_new_type_ptr): Likewise.
11316 (gimple_cdt_set_new_type): Likewise.
11317 (gimple_cdt_location): Likewise.
11318 (gimple_cdt_location_ptr): Likewise.
11319 (gimple_cdt_set_location): Likewise.
11320 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11321 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11322 GIMPLE_CHANGE_DYNAMIC_TYPE.
11323 (verify_types_in_gimple_stmt): Likewise.
11324 * tree-inline.c (estimate_num_insns): Likewise.
11325 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11326 (copy_decl_to_var): Likewise.
11327 (copy_result_decl_to_var): Likewise.
11328 * tree-pretty-print.c (dump_generic_node): Do not handle
11329 CHANGE_DYNAMIC_TYPE_EXPR.
11330 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11331 * tree-ssa-operands.c (get_expr_operands): Likewise.
11332 * tree-ssa-structalias.c (struct variable_info): Remove
11333 no_tbaa_pruning member.
11334 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11335 (unify_nodes): Do not copy it.
11336 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11337 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11338 (set_uids_in_ptset): Do not check it.
11339 (find_what_var_points_to): Likewise.
11340 (compute_tbaa_pruning): Remove.
11341 (compute_points_to_sets): Do not call it.
11342 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11343 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11344 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11345 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11346 (DECL_NO_TBAA_P): Likewise.
11347 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11348 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11349 (expand_omp_atomic_pipeline): Do not set it.
11350 * print-tree.c (print_node): Do not dump it.
11351 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11354 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11357 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11360 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11362 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11365 2009-05-22 Ben Elliston <bje@au.ibm.com>
11367 * Makefile.in (bversion.h, s-bversion): New targets.
11368 (TOPLEV_H): Add bversion.h.
11369 * toplev.h: Include "bversion.h".
11370 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11371 the __format__ attribute only if compiling with the same version
11372 of GCC as the sources (the "build version").
11374 2009-05-22 Ben Elliston <bje@au.ibm.com>
11376 * c-format.c (handle_format_attribute): Fix comment typo.
11378 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11381 * config/ia64/ia64.opt (mfused-madd): New.
11382 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11383 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11384 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11385 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11386 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11387 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11388 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11389 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11390 instruction if !TARGET_FUSED_MADD.
11391 (fpma, fpms): Remove colon from name.
11393 2009-05-22 Richard Guenther <rguenther@suse.de>
11395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11396 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11397 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11399 (create_expression_by_pieces): Only convert if necessary.
11400 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11401 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11403 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11405 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11406 regular pattern from a template and rename it ...
11407 (*extzv_truncsi_exts): ... to this.
11409 2009-05-21 Richard Guenther <rguenther@suse.de>
11411 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11412 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11413 (cgraph_default_inline_p): Likewise.
11414 (cgraph_decide_inlining_incrementally): Likewise.
11416 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11417 Uros Bizjak <ubizjak@gmail.com>
11419 * config/i386/cpuid.h (bit_MOVBE): New.
11421 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11423 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11424 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11425 (ix86_handle_option): Handle OPT_mmovbe.
11426 (ix86_target_string): Add -mmovbe.
11427 (pta_flags): Add PTA_MOVBE.
11428 (processor_alias_table): Add PTA_MOVBE to "atom".
11429 (override_options): Handle PTA_MOVBE.
11431 * config/i386/i386.h (TARGET_MOVBE): New.
11433 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11434 (*bswapsi_movbe): New.
11435 (*bswapdi_movbe): Likewise.
11436 (bswapdi2): Renamed to ...
11437 (*bswapdi_1): This.
11438 (bswapdi2): New expander.
11440 * config/i386/i386.opt (mmovbe): New.
11442 * doc/invoke.texi: Document -mmovbe.
11444 2009-05-21 Taras Glek <tglek@mozilla.com>
11446 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11447 * gcc-plugin.h (plugin_init): Updated signature.
11448 * gcc-plugin.h (plugin_name_args): Moved to this header.
11449 * doc/plugins.texi (plugin_init): Updated documention to reflect
11451 * doc/plugins.texi (plugin_name_args): Added to documention.
11453 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11455 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11456 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11458 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11460 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11461 JUMP_TABLE_DATA_P predicates where applicable.
11462 * config/i386/predicates.md: Ditto.
11463 * config/i386/sse.md: Ditto.
11465 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11467 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11468 operand2 -128 override length_immediate attribute to 1.
11469 * config/i386/predicates.md (constm128_operand): New predicate.
11471 * config/i386/i386.c (memory_address_length): Handle %r12
11472 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11474 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11475 mode look through optional ZERO_EXTEND and SUBREG.
11476 * config/i386/i386.md (R12_REG): New define_constant.
11477 (prefix_data16): For sse unit set also for MODE_TI insns.
11478 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11479 insns set if operand 1 is ext_QIreg_operand.
11480 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11481 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11483 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11484 mode from MODE_DI to MODE_SI.
11485 (movdi_1_rex64): Override modrm and length_immediate attributes
11486 only for movabs (TYPE_IMOV, alternative 2).
11487 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11488 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11489 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11490 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11491 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11492 prefix_rex attribute if DImode.
11493 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11494 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11495 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11496 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11497 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11498 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11499 Likewise. For TYPE_IMOV clear length_immediate attribute.
11500 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11501 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11502 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11503 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11504 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11505 or one operand TYPE_ISHIFT.
11506 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11507 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11508 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11509 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11510 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11511 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11512 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11513 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11514 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11515 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11516 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11517 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11518 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11519 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11520 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11521 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11522 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11523 set mode attribute, don't override length attribute.
11524 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11526 (return_internal_long): Set length attribute to 2 instead of 1.
11527 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11528 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11529 prefix_rex attribute.
11530 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11532 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11534 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11536 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11538 2009-05-20 Ian Lance Taylor <iant@google.com>
11540 * tree.c (build_tree_list_vec_stat): New function.
11541 (ctor_to_vec): New function.
11542 (build_nt_call_vec): New function.
11543 (build_call_array): Change args to be a const pointer.
11544 (build_call_vec): New function.
11545 * tree.h (build_nt_call_vec): Declare.
11546 (build_tree_list_vec_stat): Declare.
11547 (build_tree_list_vec): Define.
11548 (build_call_array): Update declaration.
11549 (build_call_vec): Declare.
11550 (ctor_to_vec): Declare.
11551 * c-common.c (tree_vector_cache): New static variable.
11552 (make_tree_vector): New function.
11553 (release_tree_vector): New function.
11554 (make_tree_vector_single): New function.
11555 (make_tree_vector_copy): New function.
11556 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11557 (make_tree_vector_single, make_tree_vector_copy): Declare.
11558 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11559 (c_parser_expr_list): Don't manage cache here, instead call
11561 (c_parser_release_expr_list): Remove static function.
11562 (c_parser_vec_to_tree_list): Remove static function.
11563 (c_parser_attributes): Call build_tree_list_vec instead of
11564 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11565 c_parser_release_expr_list.
11566 (c_parser_postfix_expression_after_primary): Likewise.
11567 (c_parser_objc_keywordexpr): Likewise.
11569 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11571 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11572 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11573 TARGET_CONVERT_TO_TYPE.
11574 * hooks.c (hook_tree_const_tree_null): Define.
11575 * hooks.h (hook_tree_const_tree_null): Declare.
11576 * target.h (struct gcc_target): Add invalid_parameter_type,
11577 invalid_return_type, promoted_type, and convert_to_type fields.
11578 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11579 (TARGET_INVALID_RETURN_TYPE): Define.
11580 (TARGET_PROMOTED_TYPE): Define.
11581 (TARGET_CONVERT_TO_TYPE): Define.
11582 (TARGET_INITIALIZER): Update for new fields.
11583 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11584 (grokparms): Check targetm.invalid_parameter_type.
11585 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11586 * c-convert.c (convert): Check targetm.convert_to_type.
11588 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11590 * config/mips/mips.md (*extenddi_truncate<mode>,
11591 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11593 (*extendhi_truncateqi): New define_insn_and_sptit.
11595 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11597 PR middle-end/40204
11598 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11599 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11601 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11603 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11604 the operand of VIEW_CONVERT_EXPR.
11606 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11608 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11609 extended family and model for Intel processors. Support Intel Atom.
11611 2009-05-20 Olivier Hainque <hainque@adacore.com>
11613 * gstab.h (stab_code_type): Define, to be used instead of the
11614 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11616 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11617 occurrences by stab_code_type.
11618 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11620 2009-05-20 Martin Jambor <mjambor@suse.cz>
11622 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11623 (sra_insert_before): Likewise.
11624 (sra_insert_after): Likewise.
11625 (sra_init_cache): Likewise.
11626 (sra_type_can_be_decomposed_p): Likewise.
11627 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11628 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11629 (sra_insert_before): Likewise.
11630 (sra_insert_after): Likewise.
11631 (sra_init_cache): Likewise.
11632 (insert_edge_copies_seq): Made static and moved upwards.
11634 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11637 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11639 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11640 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11643 2009-05-20 Richard Guenther <rguenther@suse.de>
11645 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11646 with mismatched comparison modes.
11648 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11650 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11651 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11652 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11653 with shifts for Thumb2.
11654 (orsi_notsi): New for orn.
11655 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11656 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11657 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11658 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11659 Don't invert remainder for IOR.
11661 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11663 PR tree-optimization/40087
11664 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11665 number_of_iterations_ne): Rename never_infinite argument.
11666 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11667 number_of_iterations_le): Handle pointer-type ivs when
11668 exit_must_be_taken is false.
11669 (number_of_iterations_cond): Do not always assume that
11670 exit_must_be_taken if the control variable is a pointer.
11672 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11674 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11675 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11677 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11679 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11680 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11682 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11685 * c.opt (Wlogical-op): Disabled by default.
11686 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11688 * doc/invoke.texi (Wlogical-op): Likewise.
11690 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11692 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11694 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11695 Propagate the type of the first operand.
11696 <ASSERT_EXPR>: Simplify.
11697 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11698 Rewrite using the RHS code as discriminant.
11699 <NOP_EXPR>: Turn into CASE_CONVERT.
11700 <PLUS_EXPR>: Propagate the type of the first operand.
11702 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11704 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11705 (ia64_dconst_0_375): New.
11706 * config/ia64/ia64.c (ia64_override_options): Remove
11707 -minline-sqrt-min-latency warning.
11708 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11709 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11710 * config/ia64/ia64.md (*sqrt_approx): Remove.
11711 (sqrtsf2): Remove #if 0.
11712 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11713 (sqrtdf): Remove assert.
11714 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11715 (sqrtxf2): Remove #if 0.
11716 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11717 * div.md (sqrt_approx_rf): New.
11718 (sqrtsf2_internal_thr): New implementation.
11719 (sqrtsf2_internal_lat): New.
11720 (sqrtdf2_internal_thr: New implementation.
11721 (sqrtxf2_internal): New implementation.
11723 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11724 Hans-Peter Nilsson <hp@axis.com>
11726 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11727 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11728 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11729 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11730 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11731 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11732 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11733 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11734 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11735 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11736 * c-common.c: ...from here.
11738 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11740 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11742 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11744 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11746 2009-05-19 Ben Elliston <bje@au.ibm.com>
11748 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11749 assignments with memcpy calls.
11750 (add_fdes): Likewise.
11751 (binary_search_unencoded_fdes): Likewise.
11752 (linear_search_fdes): Eliminate type puns.
11754 2009-05-19 Richard Guenther <rguenther@suse.de>
11756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11757 not falsely claim to have propagated into all uses.
11759 2009-05-19 Ben Elliston <bje@au.ibm.com>
11761 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11764 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11766 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11767 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11768 (TARGET_LEGITIMATE_ADDRESS_P): New.
11769 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11770 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11772 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11775 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11776 child of the containing namespace's DIE.
11778 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11780 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11781 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11782 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11785 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11788 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11789 gen_align with gen_pad.
11790 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11791 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11793 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11794 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11796 * config/i386/i386.md (align): Renamed to ...
11797 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11798 ASM_OUTPUT_MAX_SKIP_PAD.
11800 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11802 * config.gcc: Fix variable syntax.
11805 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11806 before calling exact_log2.
11807 (output_iorsi3): Likewise.
11808 (output_xorsi3): Likewise.
11810 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11812 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11813 for the none zero constant operand except for EQ and NE
11814 comprisons even when the first operand is R0.
11816 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11818 * config/s390/2064.md: Remove trailing whitespaces.
11819 * config/s390/2084.md: Likewise.
11820 * config/s390/constraints.md: Likewise.
11821 * config/s390/fixdfdi.h: Likewise.
11822 * config/s390/libgcc-glibc.ver: Likewise.
11823 * config/s390/s390-modes.def: Likewise.
11824 * config/s390/s390-protos.h: Likewise.
11825 * config/s390/s390.c: Likewise.
11826 * config/s390/s390.h: Likewise.
11827 * config/s390/s390.md: Likewise.
11828 * config/s390/tpf-unwind.h: Likewise.
11830 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11832 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11834 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11837 * configure.ac (m68k-*-*): Check if binutils support TLS.
11838 * configure: Regenerate.
11839 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11840 * config/m68k/constraints.md (Cu): New constraint.
11841 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11842 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11843 (movsi): Handle TLS symbols.
11844 (addsi3_5200): Handle XTLS symbols, indent.
11845 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11846 (m68k_tls_reference_p): Declare.
11847 (m68k_legitimize_address): Declare.
11848 (m68k_unwrap_symbol): Declare.
11849 * config/m68k/m68k.opt (mxtls): New option.
11850 * config/m68k/m68k.c (ggc.h): Include.
11851 (m68k_output_dwarf_dtprel): Implement hook.
11852 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11853 (m68k_expand_prologue): Load GOT pointer when function needs it.
11854 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11855 (m68k_legitimate_constant_address_p): Same.
11856 (m68k_decompose_address): Handle TLS references.
11857 (m68k_get_gp): New static function.
11858 (enum m68k_reloc): New contants.
11859 (TLS_RELOC_P): New macro.
11860 (m68k_wrap_symbol): New static function.
11861 (m68k_unwrap_symbol): New function.
11862 (m68k_final_prescan_insn_1): New static function.
11863 (m68k_final_prescan_insn): New function.
11864 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11866 (legitimize_pic_address): Handle TLS references..
11867 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11868 (m68k_libcall_value_in_a0_p)
11869 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11870 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11871 (m68k_legitimize_tls_address): Handle TLS references.
11872 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11874 (m68k_legitimize_address): Handle TLS symbols.
11875 (m68k_get_reloc_decoration): New static function.
11876 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11878 (m68k_output_dwarf_dtprel): Implement hook.
11879 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11880 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11881 m68k_call_* routines.
11882 (sched_attr_op_type): Handle TLS symbols.
11883 (gt-m68k.h): Include.
11884 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11885 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11887 2009-05-18 Martin Jambor <mjambor@suse.cz>
11889 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11890 (visit_store_addr_for_mod_analysis): New function.
11891 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11892 (determine_cst_member_ptr): Use gimple_assign_single_p.
11893 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11894 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11895 operands. Don't check number of operands of a NOP_EXPR.
11897 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11899 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11901 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11904 * c-common.c (warn_logical_operator): Don't warn if one of
11905 expression isn't always true or false.
11907 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11909 * config/i386/biarch32.h: New file.
11910 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11912 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11914 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11915 *zero_extend<mode>_truncqi): Merge these into ...
11916 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11917 Name the pattern following this as *zero_extendhi_truncqi.
11919 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11921 PR middle-end/39301
11922 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11923 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11924 (output_info): Make field HOST_WIDEST_INT.
11925 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11926 (dump_bitmat_statistics): Same.
11928 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11930 * config.gcc (use_gcc_stdint): Set to wrap.
11931 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11932 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11933 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11934 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11935 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11936 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11937 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11938 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11940 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11942 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11944 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11945 Move definitions earlier.
11946 (OPT_ARCH64, OPT_ARCH32): Define.
11947 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11950 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11953 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11956 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11958 * arm.md (movdi2): Copy non-reg values to DImode registers.
11960 2009-05-16 Jakub Jelinek <jakub@redhat.com>
11963 * final.c (label_to_max_skip): New function.
11964 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
11965 CODE_LABEL_NUMBER <= max_labelno.
11966 * output.h (label_to_max_skip): New prototype.
11967 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
11968 (ix86_avoid_jump_mispredicts): ... this. Don't define if
11969 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
11970 Handle CODE_LABELs with >= 16 byte alignment or with
11971 max_skip == (1 << align) - 1.
11972 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
11973 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
11976 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
11977 .p2align 3 if MAX_SKIP is smaller than 7.
11978 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11980 2009-05-15 Ian Lance Taylor <iant@google.com>
11982 * alias.c (struct alias_set_entry_d): Rename from struct
11983 alias_set_entry. Change all uses.
11984 * except.c (struct call_site_record_d): Rename from struct
11985 call_site_record. Change all uses.
11986 * except.h (struct eh_region_d): Rename from struct eh_region.
11988 * gcse.c (struct hash_table_d): Rename from struct hash_table.
11990 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
11991 ivtype_map_elt. Change all uses.
11992 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
11994 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
11995 * graphite.h (struct name_tree_d): Rename from struct name_tree.
11997 (struct sese_d): Rename from struct sese. Change all uses.
11998 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
11999 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12000 * optabs.h (struct optab_d): Rename from struct optab. Change all
12002 (struct convert_optab_d): Rename from struct convert_optab.
12004 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12005 ipa_opt_pass. Change all uses.
12006 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12009 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12010 defined as a typedef.
12011 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12014 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12017 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12019 (merge_ranges): Returns bool.
12020 * tree.h (make_range): .. to here.
12021 (build_range_check): Likewise.
12022 (merge_ranges): Likewise. Renamed from merge_ranges.
12023 * c-typeck.c (parser_build_binary_op): Update calls to
12024 warn_logical_operator.
12025 * c-common.c (warn_logical_operator): Add new warning.
12026 * c-common.h (warn_logical_operator): Update declaration.
12028 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12030 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12032 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12034 * doc/install.texi: Document MPC requirements, flags etc.
12036 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12037 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12038 Evaluate constant arguments.
12039 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12040 (fold_builtin_1): Likewise, also evaluate constant arguments.
12041 Remove superfluous break.
12042 (do_mpc_ckconv): New.
12043 * real.h: Include mpc.h.
12044 * toplev.c (print_version): Output MPC version info if available.
12046 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12048 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12050 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12052 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12055 2009-05-15 Jan Hubicka <jh@suse.cz>
12057 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12058 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12059 (try_inline): Fix return value.
12060 (cgraph_decide_inlining_incrementally): Honor new value.
12061 (cgraph_early_inlining): Handle indirect inlining.
12062 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12064 2009-05-15 Jan Hubicka <jh@suse.cz>
12066 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12067 * cgraphunit.c (cgraph_finalize_function): Set it.
12068 (cgraph_expand_function): Use it.
12070 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12072 * real.c (encode_ieee_half): Define.
12073 (decode_ieee_half): Define.
12074 (ieee_half_format): Define.
12075 (arm_half_format): Define.
12076 * real.h (ieee_half_format): Declare.
12077 (arm_half_format): Declare.
12079 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12081 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12082 swapped, and reversed optabs exist before trying to use them.
12084 2009-05-15 Paul Brook <paul@codesourcery.com>
12085 Sandra Loosemore <sandra@codesourcery.com>
12087 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12088 loads. Allow PRE_DEC.
12089 (output_move_neon): Handle PRE_DEC.
12090 (arm_print_operand): Add 'A' for neon structure loads.
12091 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12092 * config/arm/neon.md (neon_mov): Update comment.
12093 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12095 (Um): New constraint.
12097 2009-05-15 Jan Hubicka <jh@suse.cz>
12099 Revert the following patch until testsuite fallout is fixed:
12100 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12101 * cgraph.h (struct inline_summary): New filed self_wize,
12102 size_inlining_benefit, self_time and time_inlining_benefit.
12103 (struct cgraph_global_info): Replace insns by time ans size fields.
12104 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12105 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12106 (ipcp_update_callgraph): Do not touch function bodies.
12107 * ipa-inline.c: Include except.h
12108 (MAX_TIME): New constant.
12109 (overall_insns): Remove
12110 (overall_size, max_benefit): New static variables.
12111 (cgraph_estimate_time_after_inlining): New function.
12112 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12113 (cgraph_clone_inlined_nodes): Update size.
12114 (cgraph_mark_inline_edge): Update size.
12115 (cgraph_estimate_growth): Use size info.
12116 (cgraph_check_inline_limits): Check size.
12117 (cgraph_default_inline_p): Likewise.
12118 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12119 (cgraph_decide_recursive_inlining): Check size.
12120 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12122 (cgraph_decide_inlining): Likewise.
12123 (cgraph_decide_inlining_incrementally): Likewise; honor
12124 PARAM_EARLY_INLINING_INSNS.
12125 (likely_eliminated_by_inlining_p): New predicate.
12126 (estimate_function_body_sizes): New function.
12127 (compute_inline_parameters): Use it.
12128 * except.c (must_not_throw_labels): New function.
12129 * except.h (must_not_throw_labels): Declare.
12130 * tree-inline.c (init_inline_once): Kill inlining_weigths
12131 * tree-ssa-structalias.c: Avoid uninitialized warning.
12132 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12133 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12134 (PARAM_INLINE_CALL_COST): Remove.
12135 (PARAM_EARLY_INLINING_INSNS): New.
12137 2009-05-15 Richard Guenther <rguenther@suse.de>
12139 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12140 not TODO_update_ssa.
12142 2009-05-15 Richard Guenther <rguenther@suse.de>
12144 PR tree-optimization/39999
12145 * gimple.h (gimple_expr_type): Use the expression type looking
12146 through useless conversions.
12147 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12148 (vn_nary_op_insert_stmt): Likewise.
12149 (simplify_binary_expression): Likewise.
12151 2009-05-15 Richard Guenther <rguenther@suse.de>
12153 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12154 New options, enabled by default.
12155 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12157 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12158 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12159 * tree-ssa-structalias.c (gate_tree_pta): New function.
12160 (pass_build_alias): Use it.
12162 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12165 recurse on an invariant address if a conversion from a pointer
12166 type to a wider integer type is involved.
12168 2009-05-15 Jan Hubicka <jh@suse.cz>
12170 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12171 * cgraph.h (struct inline_summary): New filed self_wize,
12172 size_inlining_benefit, self_time and time_inlining_benefit.
12173 (struct cgraph_global_info): Replace insns by time ans size fields.
12174 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12175 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12176 (ipcp_update_callgraph): Do not touch function bodies.
12177 * ipa-inline.c: Include except.h
12178 (MAX_TIME): New constant.
12179 (overall_insns): Remove
12180 (overall_size, max_benefit): New static variables.
12181 (cgraph_estimate_time_after_inlining): New function.
12182 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12183 (cgraph_clone_inlined_nodes): Update size.
12184 (cgraph_mark_inline_edge): Update size.
12185 (cgraph_estimate_growth): Use size info.
12186 (cgraph_check_inline_limits): Check size.
12187 (cgraph_default_inline_p): Likewise.
12188 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12189 (cgraph_decide_recursive_inlining): Check size.
12190 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12192 (cgraph_decide_inlining): Likewise.
12193 (cgraph_decide_inlining_incrementally): Likewise; honor
12194 PARAM_EARLY_INLINING_INSNS.
12195 (likely_eliminated_by_inlining_p): New predicate.
12196 (estimate_function_body_sizes): New function.
12197 (compute_inline_parameters): Use it.
12198 * except.c (must_not_throw_labels): New function.
12199 * except.h (must_not_throw_labels): Declare.
12200 * tree-inline.c (init_inline_once): Kill inlining_weigths
12201 * tree-ssa-structalias.c: Avoid uninitialized warning.
12202 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12203 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12204 (PARAM_INLINE_CALL_COST): Remove.
12205 (PARAM_EARLY_INLINING_INSNS): New.
12206 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12207 (inline-call-cost): Remove.
12208 (early-inlining-insns): New.
12210 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12212 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12214 (print_int_cst_bounds_in_octal_p): Likewise.
12215 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12217 * dwarf2out.c (base_type_die): Likewise.
12218 (is_subrange_type): Delete.
12219 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12220 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12221 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12222 if the destination type is boolean.
12223 (build_range_check): Do not special-case subtypes.
12224 (fold_sign_changed_comparison): Likewise.
12225 (fold_unary): Likewise.
12226 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12227 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12228 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12229 * tree.c (subrange_type_for_debug_p): New predicate based on the
12230 former is_subrange_type.
12231 * tree.h (subrange_type_for_debug_p): Declare.
12232 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12233 (convert_affine_scev): Remove call to above function.
12234 (chrec_convert_aggressive): Likewise.
12235 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12236 false for conversions involving subtypes.
12237 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12238 (vrp_val_min): Likewise.
12239 (needs_overflow_infinity): Likewise.
12240 (extract_range_from_unary_expr): Likewise.
12242 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12244 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12245 * config/frv/frv.c: Likewise.
12246 * config/s390/s390.c: Likewise.
12247 * config/sparc/sparc.h: Likewise.
12248 * config/i386/i386.h: Likewise.
12249 * config/i386/i386.c: Likewise.
12250 * config/crx/crx.c: Likewise.
12251 * config/m68hc11/m68hc11.h: Likewise.
12252 * config/iq2000/iq2000.c: Likewise.
12253 * config/mn10300/mn10300.h: Likewise.
12254 * config/mn10300/mn10300.c: Likewise.
12255 * config/m68k/m68k.c: Likewise.
12256 * config/rs6000/rs6000.c: Likewise.
12257 * config/rs6000/xcoff.h: Likewise.
12258 * config/rs6000/linux64.h: Likewise.
12259 * config/rs6000/sysv4.h: Likewise.
12260 * config/score/score3.c: Likewise.
12261 * config/score/score7.c: Likewise.
12262 * config/score/score.c: Likewise.
12263 * config/arm/arm.md: Likewise.
12264 * config/mips/mips.c: Likewise.
12265 * config/mips/mips.md: Likewise.
12266 * config/bfin/bfin.h: Likewise.
12267 * config/pa/pa.c: Likewise.
12268 * config/pa/constraints.md: Likewise.
12270 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12271 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12272 * config/pdp11/pdp11.h: Use memory_address_p instead.
12274 2009-05-14 Ian Lance Taylor <iant@google.com>
12276 * passes.c (finish_optimization_passes): Change i to int.
12277 * plugin.c (plugins_active_p): Change event to int.
12278 (dump_active_plugins): Likewise.
12279 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12281 * tree.c (tree_range_check_failed): Change c to unsigned int.
12282 (omp_clause_range_check_failed): Likewise.
12283 (build_common_builtin_nodes): Change mode to int. Add cast.
12284 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12285 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12287 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12288 ++ or -- with a variable of enum type.
12290 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12293 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12295 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12297 * store-motion.c: Do not include params.h
12298 * Makefile.in: Fix dependencies for various files.
12300 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12302 * auto-inc-dec.c: Fix pass description, remove apparent
12303 accidental duplication.
12305 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12307 PR middle-end/40147
12308 * ipa-utils.h (memory_identifier_string): Moved to ...
12309 * tree.h (memory_identifier_string): Here. Add GTY(()).
12311 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12313 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12314 in the former documentation of...
12315 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12316 * ira-conflicts.c (get_dup_num): Use address_operand.
12317 * targhooks.c (default_legitimate_address_p): New.
12318 * targhooks.h (default_legitimate_address_p): New.
12319 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12321 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12322 * target.h (struct target): Add legitimate_address_p.
12323 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12324 (TARGET_INITIALIZER): Include it.
12326 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12327 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12328 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12329 (TARGET_LEGITIMATE_ADDRESS_P): New.
12331 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12332 (REG_OK_STRICT_P): Delete.
12333 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12334 (frv_legitimate_address_p_1): ... this.
12335 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12336 (frv_legitimate_address_p_1): ... the renamed old
12337 frv_legitimate_address_p.
12338 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12339 (TARGET_LEGITIMATE_ADDRESS_P): New.
12341 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12342 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12343 * config/s390/s390.c (legitimate_address_p): Rename to...
12344 (s390_legitimate_address_p): ... this, make static.
12345 (legitimize_address): Adjust call.
12346 (TARGET_LEGITIMATE_ADDRESS_P): New.
12347 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12349 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12350 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12351 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12352 (TARGET_LEGITIMATE_ADDRESS_P): New.
12354 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12355 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12356 * config/spu/spu.c (spu_legitimate_address): Rename to...
12357 (spu_legitimate_address_p): ... this, make static.
12358 (TARGET_LEGITIMATE_ADDRESS_P): New.
12360 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12361 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12362 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12363 (sparc_legitimate_address_p): ... this, make static and return bool.
12364 (legitimize_address): Adjust call.
12365 (TARGET_LEGITIMATE_ADDRESS_P): New.
12367 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12368 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12369 * config/i386/i386.c (legitimate_address_p): Rename to...
12370 (ix86_legitimate_address_p): ... this, make static.
12371 (constant_address_p): Move after it, adjust call.
12372 (TARGET_LEGITIMATE_ADDRESS_P): New.
12374 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12375 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12376 * config/avr/avr.c (legitimate_address_p): Rename to...
12377 (avr_legitimate_address_p): ... this, make static.
12378 (legitimize_address): Adjust call.
12379 (TARGET_LEGITIMATE_ADDRESS_P): New.
12381 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12382 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12383 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12384 (TARGET_LEGITIMATE_ADDRESS_P): New.
12386 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12387 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12388 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12389 (TARGET_LEGITIMATE_ADDRESS_P): New.
12391 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12392 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12394 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12396 (TARGET_LEGITIMATE_ADDRESS_P): New.
12398 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12399 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12401 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12403 (m68hc11_legitimate_address_p): ... this, make static.
12404 (go_if_legitimate_address_internal): Rename to...
12405 (m68hc11_legitimate_address_p_1): ... this.
12406 (legitimize_address): Adjust call.
12407 (TARGET_LEGITIMATE_ADDRESS_P): New.
12409 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12410 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12411 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12412 (TARGET_LEGITIMATE_ADDRESS_P): New.
12414 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12415 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12416 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12417 (mn10300_legitimate_address_p): ... this, make static.
12418 (TARGET_LEGITIMATE_ADDRESS_P): New.
12420 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12421 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12422 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12423 (TARGET_LEGITIMATE_ADDRESS_P): New.
12425 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12426 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12427 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12428 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12429 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12430 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12431 (rs6000_legitimate_address_p): ... this, make static.
12432 (TARGET_LEGITIMATE_ADDRESS_P): New.
12433 (REG_MODE_OK_FOR_BASE_P): Delete.
12434 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12436 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12437 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12439 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12440 static, adjust types.
12441 (TARGET_LEGITIMATE_ADDRESS_P): New.
12443 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12444 * config/score/score.c (score_address_p): Rename to...
12445 (score_legitimate_address_p): ... this.
12446 (TARGET_LEGITIMATE_ADDRESS_P): New.
12447 * config/score/score3.c (score3_address_p): Rename to...
12448 (score3_legitimate_address_p): ... this.
12449 * config/score/score7.c (score7_address_p): Rename to...
12450 (score7_legitimate_address_p): ... this.
12452 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12453 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12454 GO_IF_LEGITIMATE_ADDRESS): Delete.
12455 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12456 thumb2_legitimate_address_p): Delete.
12457 (arm_legitimate_address_p): Rename to...
12458 (arm_legitimate_address_outer_p): ... this.
12459 * config/arm/constraints.md ("Uq"): Adjust call.
12460 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12461 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12463 (arm_legitimate_address_outer_p): ... this.
12464 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12466 (TARGET_LEGITIMATE_ADDRESS_P): New.
12468 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12469 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12470 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12471 (TARGET_LEGITIMATE_ADDRESS_P): New.
12473 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12474 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12475 * config/vax/vax.c (legitimate_address_p): Rename to...
12476 (vax_legitimate_address_p): ... this, make static.
12477 (TARGET_LEGITIMATE_ADDRESS_P): New.
12479 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12480 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12481 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12482 (TARGET_LEGITIMATE_ADDRESS_P): New.
12484 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12485 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12486 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12487 (mmix_legitimate_address_p): ... this, make static.
12488 (TARGET_LEGITIMATE_ADDRESS_P): New.
12490 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12491 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12492 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12493 (TARGET_LEGITIMATE_ADDRESS_P): New.
12495 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12497 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12498 of MODE_COMPLEX_INT.
12500 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12502 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12503 LCT_NORMAL in function call.
12504 * mips-tdump.c (print_file_desc): Add cast to enum type.
12505 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12506 (mark_stabs): Add casts to enum types.
12507 (parse_stabs_common): Add casts to enum types.
12509 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12511 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12512 Check for invalid values of LETTER.
12514 2009-05-13 Taras Glek <tglek@mozilla.com>
12516 * attribs.c (register_attribute): moved out attribute registration
12517 into register_attribute.
12518 * doc/plugins.texi: Documented register_attribute and
12520 * gcc-plugin.h: Added forward decl for register_attribute.
12521 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12522 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12523 PLUGIN_ATTRIBUTES boilerplate.
12525 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12527 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12528 values even in sentinel and empty entries.
12529 (ms_printf_flag_specs): Likewise.
12530 (ms_scanf_flag_specs): Likewise.
12531 (ms_strftime_flag_specs): Likewise.
12532 (ms_print_char_table): Likewise.
12533 (ms_scan_char_table): Likewise.
12534 (ms_time_char_table): Likewise.
12536 2009-05-13 Doug Kwan <dougkwan@google.com>
12538 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12540 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12542 * config/mips/mips.md (store): Add attributes for QI and HI.
12544 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12545 (truncdi<mode>2): ... this new pattern.
12547 2009-05-13 Brad Hards <bradh@kde.org>
12549 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12551 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12552 Ben Elliston <bje@au.ibm.com>
12554 PR middle-end/40035
12555 * dse.c (check_mem_read_rtx): Guard against width == -1.
12557 2009-05-13 Michael Matz <matz@suse.de>
12559 PR middle-end/39976
12560 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12561 (trivially_conflicts_p): New function.
12562 (insert_backedge_copies): Use it.
12564 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12566 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12567 (handle_stdc_pragma): Use new enum constant names.
12568 (handle_pragma_float_const_decimal64): Ditto.
12570 2009-05-13 Ian Lance Taylor <iant@google.com>
12572 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12575 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12577 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12578 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12580 * config/m68k/m68k.h (FL_UCLINUX): Define.
12582 2009-05-13 Jan Hubicka <jh@suse.cz>
12584 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12586 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12588 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12589 unless -fschedule-insns is specified.
12591 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12594 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12595 TARGET_EXPAND_CBRANCHDI4.
12596 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12597 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12598 (cmpeqdi): Fix comment.
12600 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12602 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12603 (sh_legitimate_address_p): Likewise.
12604 * config/sh/sh.c (sh_legitimate_index_p): New.
12605 (sh_legitimate_address_p): Likewise.
12606 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12607 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12608 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12609 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12610 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12611 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12612 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12613 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12614 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12616 2009-05-12 Jan Hubicka <jh@suse.cz>
12618 * tree-inline.c (estimate_operator_cost): Add operands;
12619 when division happens by constant, it is cheap.
12620 (estimate_num_insns): Loads and stores are not having cost of 0;
12621 EH magic stuff is cheap; when computing runtime cost of switch,
12622 use log2 base of amount of its cases; builtin_expect has cost of 0;
12623 compute cost for moving return value of call.
12624 (init_inline_once): Initialize time_based flags.
12625 * tree-inline.h (eni_weights_d): Add time_based flag.
12627 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12629 * df-core.c: Update head documentation.
12631 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12634 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12635 shadowing exisiting variable op1.
12637 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12640 * config/i386/driver-i386.c (processor_signatures): New enum.
12641 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12642 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12643 processor signature to detect geode processor.
12645 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12649 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12651 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12652 causes spurious differences between trunk and cond-optab branch.
12654 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12656 * dojump.c (compare_from_rtx): Delete.
12657 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12658 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12659 if the comparison does not satisfy the predicate; test predicates for
12660 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12661 further if one existing pattern fails.
12662 * expr.h (compare_from_rtx): Delete.
12663 (prepare_operand): Declare it.
12664 * optabs.c: Change "lib call" to "libcall" throughout.
12665 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12666 HAVE_conditional_trap, emit_cmp_insn): Delete.
12667 (can_compare_p): Delete cmp_optab case.
12668 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12669 Accept other parameters by value.
12670 (prepare_operand): Make non-static.
12671 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12672 other parameters by value. Try to widen operands here based on
12673 an optab_methods argument and looking at cbranch_optab.
12674 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12675 loop. Use cbranch_optab directly.
12676 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12677 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12679 (emit_conditional_move, emit_conditional_add): Inline what's needed
12680 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12681 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12682 with COMPARE. Move cmov_optab and cstore_optab above
12683 with cbranch_optab, move cmp_optab down with ucmp_optab,
12684 remove tst_otpab. Do not initialize trap_rtx.
12685 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12686 for trap code. Do not check HAVE_conditional_trap. Use
12687 prepare_cmp_insn. Accept no predicate for operand 3.
12688 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12689 (OTI_ctrap, ctrap_optab): New.
12690 (tst_optab): Delete.
12691 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12692 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12693 with lookup of ctrap_optab.
12694 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12696 (ctrap_optab): New.
12698 * combine.c (combine_simplify_rtx, simplify_set): Do not
12699 special case comparing against zero for cc0 machines.
12700 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12701 COMPARE on cc0 machines.
12702 (simplify_relational_operation): Return a new expression when
12703 a COMPARE could be removed.
12704 * final.c (final_scan_insn): Compare cc_status values
12705 against LHS of a (compare FOO (const_int 0)) cc0 source.
12706 Also check if cc_status.value is the full compare.
12708 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12709 (cstoreMM4): Document.
12710 (conditional_trap): Document ctrapMM4 instead.
12711 (sync_compare_and_swapMM): Refer to cbranchcc4.
12712 (Dependent Patterns): Eliminate obsolete information referring to
12713 the old jump optimization phase.
12714 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12715 of compares with 0 on cc0 machines.
12716 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12717 avoiding references to cc0. Remove text about storing operands
12719 * doc/tm.texi (Condition Codes): Include blurb on different
12720 condition code representations, separate into subsections for
12721 CC0, MODE_CC and conditional execution.
12723 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12724 alpha_emit_setcc): Accept operands and a machine mode.
12725 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12726 Get code/op0/op1 from operands, use machine mode argument
12727 instead of alpha_compare.fp_p. Emit the branch here.
12728 (alpha_emit_setcc): Likewise, and return boolean.
12729 (alpha_emit_conditional_move): Likewise. Assert that
12730 cmp_op_mode == cmp_mode, and simplify accordingly.
12731 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12732 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12733 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12735 (stack probe test): Use cbranchdi4.
12736 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12738 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12739 * config/arc/arc.h (movsicc, movsfcc): Use it.
12740 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12741 (cbranchsi4, cstoresi4): New.
12742 (cmpsi, bCC and sCC expanders): Remove.
12744 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12745 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12746 * config/arm/predicates.md (arm_comparison_operator): Only include
12747 floating-point operators if there is a hardware floating-point unit.
12748 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12749 deferring to cbranch_cc and cstore_cc respectively.
12750 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12751 cbranch_cc, cstore_cc): New.
12752 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12754 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12756 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12757 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12759 (adjust_insn_length): Adjust calls.
12760 (avr_reorg): Handle (compare (foo) (const_int 0)).
12761 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12762 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12763 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12764 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12766 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12767 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12769 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12770 (cbranchsi4, cstorebi4, cstoresi4): New.
12771 (movbisi): This insn is duplicate, split it to zero_extend.
12772 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12773 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12774 (bfin_optimize_loop): Use cbranch expander.
12775 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12776 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12777 (bfin_bimode_comparison_operator): ... this.
12778 (bfin_direct_comparison_operator): New.
12780 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12781 inside (compare FOO (const_int 0)).
12782 (cris_rtx_costs): Handle ZERO_EXTRACT.
12783 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12784 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12785 (*tstdi_v32): Delete.
12786 (*cmpdi_non_v32): Add M alternative for operand 1.
12787 (cmpsi, cmp<mode>): Make private.
12788 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12790 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12792 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12793 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12794 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12795 (cc_reg_operand): New.
12796 (any_cond): Delete.
12797 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12798 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12799 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12800 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12801 crx_expand_scond): Delete.
12803 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12805 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12806 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12808 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12809 cstoresi4, cstoresf4, cstoredf4): New.
12810 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12811 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12812 Receive the entire operands array.
12813 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12814 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12815 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12816 Get test/op0/op1 from the operands array.
12817 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12819 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12820 (h8300_expand_store): New.
12821 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12823 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12824 (h8300_expand_store): New.
12825 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12826 or do not try to produce (set (cc0) REG).
12827 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12828 change a compare into a move to a scratch register. Disable some
12829 peepholes when comparing with zero.
12830 (tstsi, tsthi, tstsi, cmpqi): Make private.
12832 (bCC, sCC): Delete.
12833 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12836 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12837 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12838 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12839 (ix86_emit_i387_log1p): Use cbranchxf2.
12840 (ix86_expand_setcc): Return void.
12841 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12842 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12843 cmp<MODEF>, cmpcc): Remove.
12844 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12845 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12846 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12847 (sCC and bCC expanders): Remove.
12848 (stack_protect_test): Use cbranchcc4.
12850 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12852 (ia64_expand_compare): Accept three rtx by reference and return void.
12853 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12854 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12855 from *expr. Update *expr with the BImode comparison to do.
12856 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12857 cmptf, bCC, sCC, conditional_trap): Delete.
12858 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12859 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12860 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12861 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12862 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12864 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12865 type of last argument.
12866 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12867 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12868 use machine mode argument instead of branch_type. Remove dead
12869 code for floating-point comparisons.
12870 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12871 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12873 (cbranchsi4, cstoresi4): New.
12874 * config/iq2000/predicates.md (reg_or_const_operand): New.
12876 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12877 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12878 (b<code>_op): Rewrite to...
12879 (bcc_op): ... this, using match_operator.
12880 (s<code>_op): Rewrite to...
12881 (scc_op): ... this, using match_operator.
12882 (s<code>_24_op): Rewrite to...
12883 (scc_op_24): ... this, using match_operator.
12884 (s<code>_<mode>): Rewrite to...
12885 (cstore<mode>4): ... this, using match_operator.
12886 (s<code>_<mode>_24): Rewrite to...
12887 (cstore<mode>4_24): ... this, using match_operator.
12888 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12889 m32c_unpend_compare, m32c_expand_scc): Delete.
12890 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12891 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12892 (m32c_expand_movcc): Change NE to EQ if necessary.
12893 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12895 * config/m32r/m32r-protos.h (gen_cond_store): New.
12896 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12897 (gen_cond_store): New, from sCC patterns.
12898 (m32r_expand_block_move): Use cbranchsi4.
12899 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12900 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12901 (cbranchsi4, cstoresi4): New.
12903 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12905 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12906 (m68hc11_notice_update_cc): Look into a compare with 0.
12907 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12909 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12910 cmphi, cmpqi, bCC): Delete.
12911 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12912 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12913 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12916 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12917 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12918 * config/m68k/constraints.md (H): New.
12919 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12920 the define_insn below.
12921 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12922 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12923 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12924 patterns): Wrap RHS with COMPARE.
12925 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12926 (*cmpdi_internal): Name this pattern.
12927 (cmpdi): Change to define_insn.
12928 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12929 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12930 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12932 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12933 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12934 (conditional_trap): Change to...
12935 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12936 (*conditional_trap): Use the ordered_comparison_operator and
12937 const1_operand predicates.
12938 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12939 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12940 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12941 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12943 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12944 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12945 (mcore_gen_compare): New.
12946 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12947 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12948 (mcore_gen_compare): ... this.
12949 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12950 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12951 (stack probe pattern): Use cbranchsi4.
12953 * config/mips/predicates.md (mips_cstore_operator): New.
12954 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12955 * config/mips/mips.md (any_cond): Delete.
12956 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12958 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
12959 fixuns_truncsfdi2): Use cbranch patterns.
12960 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
12961 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
12962 Adjust call to mips_expand_conditional_branch.
12963 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
12965 * config/mips/mips-protos.h (mips_expand_conditional_branch,
12966 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
12967 * config/mips/mips.c (cmp_operands): Delete.
12968 (mips_emit_compare): Get comparison operands from *op0/*op1.
12969 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
12970 that it succeeds. Use op0/op1 instead of cmp_operands.
12971 (mips_expand_conditional_branch, mips_expand_conditional_move,
12972 mips_expand_conditional_trap): Likewise.
12973 (mips_block_move_loop): Use cbranch patterns.
12974 * config/mips/mips.h (cmp_operands): Delete.
12976 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
12977 (mmix_gen_compare_reg): Just return a register in the right CC mode.
12978 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
12979 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
12980 (*cmpcc_folded): Rename to...
12981 (*cmpdi_folded): this.
12982 (*cmpcc): Rename to...
12984 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
12987 (cbranchdf4): New. Handle invalid comparisons here.
12988 * config/mmix/predicates.md (float_comparison_operator): New.
12990 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
12991 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
12992 * config/mn10300/mn10300.md (tst): Delete.
12993 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
12994 Name these patterns and wrap RHS in a compare.
12995 (*cmpsi): Make this pattern private. Include tst.
12996 (*cmpsf): Make this pattern private.
12997 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
12998 (compare with zero peepholes): Likewise.
13000 (cbranchsi4, cbranchsf4): New.
13001 (casesi): Use cbranchsi4.
13003 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13004 hppa_branch_type): Delete.
13005 (return_addr_rtx): Use cbranchsi4.
13006 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13007 Emit CCFPmode comparison here.
13008 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13009 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13010 hppa_branch_type): Delete.
13011 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13012 (movsicc, movdicc): Remove references to hppa_compare_op0,
13013 hppa_compare_op1 and compare_from_rtx.
13014 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13015 (casesi): Use cbranchsi4.
13017 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13018 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13019 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13020 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13021 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13023 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13024 (*branch, *branch_inverted): New.
13026 * config/picochip/picochip.md (cbranchhi4): Use
13027 ordered_comparison_operator.
13028 (cmphi, bCC): Remove.
13030 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13031 (trap_comparison_operator): Delete.
13032 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13033 rs6000_emit_cbranch): Accept mode and operands.
13034 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13035 rs6000_compare_fp_p): Delete.
13036 (rs6000_generate_compare): Accept mode and comparison. Extract code
13037 and op0/op1 from there. Replace references to rs6000_compare_op0
13038 and rs6000_compare_op1.
13039 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13040 extract result from passed operands.
13041 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13042 extract loc from passed operands.
13043 (rs6000_emit_cmove): Likewise.
13044 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13045 rs6000_compare_fp_p): Delete.
13046 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13047 (cbranch<GPR>4, cbranch<FP>4): New.
13048 (cstore<mode>4): New. Consolidate here all choices about when to use
13049 portable or specialized sCC sequences.
13050 (stack_protect_test): Use cbranchsi4.
13051 (conditional_trap): Replace with ctrap<GPR>4.
13052 (conditional trap insn): Replace trap_comparison_operator with
13053 ordered_comparison_operator.
13055 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13056 (s390_emit_prologue): Use ctrap.
13057 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13058 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13059 New predicates replacing...
13060 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13061 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13062 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13063 (add<mode>cc): Do not use s390_compare_op0/op1.
13064 (s<code>): Change to...
13065 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13066 (seq): Change to...
13067 (cstorecc4): ... this. Handle EQ or NE equally.
13068 (*sne): Un-privatize for use in cstorecc4.
13069 (b<code>): Change to...
13070 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13071 (conditional_trap): Replace with...
13072 (ctrap<GPR>4, ctrap<FP>4): ... these.
13073 (stack_protect): Use cbranchcc4.
13075 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13076 * config/score/score-protos.h (score_gen_cmp): Delete.
13077 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13078 (score_block_move-loop): Use cbranchsi4.
13079 * config/score/score.md (cbranchsi4): New.
13080 (cmpsi, bCC): Delete.
13081 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13082 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13083 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13084 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13085 * config/score/score3.h (score3_gen_cmp): Delete.
13086 * config/score/score7.h (score7_gen_cmp): Delete.
13088 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13089 (sh_emit_scc_to_t): ... this. Return void.
13090 (from_compare): Rename to...
13091 (sh_emit_compare_and_branch): ... this.
13092 (sh_emit_compare_and_set): New.
13093 (sh_expand_t_scc): Accept operands.
13094 * config/sh/predicates.md (sh_float_comparison_operator): New.
13095 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13096 (prepare_scc_operands): Rename to...
13097 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13099 (sh_emit_cheap_store_flag): New.
13100 (sh_emit_set_t_insn): New.
13101 (from_compare): Rename to...
13102 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13103 handling of TARGET_SH2E floating point to avoid recursive call.
13104 Generate branch here.
13105 (sh_emit_compare_and_set): New.
13106 (sh_expand_t_scc): Get op0/op1 from arguments.
13107 (sh_emit_cheap_store_flag): New.
13108 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13110 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13111 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13112 (movsicc, movdicc): Do nothing when it recreated operands from
13113 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13114 prepare_scc_operands (now sh_emit_scc_to_t).
13115 (udivdi3): Use cstoresi4.
13116 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13117 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13118 (cbranchint4_media, cbranchfp4_media): New.
13119 (casesi): Use cbranchdi4.
13120 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13122 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13123 (movnegt): Remove second operand.
13124 (cbranchsf4, cbranchdf4): New.
13125 (stack_protect): Use cbranchdi4/cbranchsi4.
13127 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13128 (gen_compare_reg): Accept comparison, extract part of it to...
13129 (gen_compare_reg_1): ... this.
13130 (gen_compare_operator): Delete.
13131 (gen_v9_scc): Accept separate destination, comparison code and arms.
13132 Do not use sparc_compare_op0/sparc_compare_op1.
13133 (emit_scc_insn, emit_conditional_branch_insn): New.
13134 (emit_v9_brxx): Make static. Remove useless assertion.
13135 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13137 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13138 * config/sparc/sparc-protos.h (gen_compare_reg,
13139 sparc_emit_float_lib_cmp): Adjust prototype.
13140 (emit_scc_insn, emit_conditional_branch_insn): New.
13141 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13142 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13143 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13144 iterators to the top.
13145 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13146 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13147 snedi_special_trunc): Delete.
13148 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13149 and snedi_special_trunc.
13150 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13151 cbranchdi4, cbranch<F:mode>4): New.
13152 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13153 here. Use gen_compare_reg instead of gen_compare_operator.
13154 (conditional_trap): Replace with...
13155 (ctrapsi4, ctrapdi4): ... this.
13156 (stack_protect_test): Use cbranchcc4.
13158 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13160 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13161 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13162 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13163 from operands[0] or operands[3] depending on is_set.
13164 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13165 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13166 cmpdf, bCC), sCC: Remove.
13167 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13168 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13170 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13171 spu_emit_branch_or_set.
13173 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13175 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13176 xstormy16_compare_op1): Delete.
13177 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13178 xstormy16_compare_op1): Delete.
13179 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13181 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13182 (cmphi, cmpsi, bCC): Remove.
13184 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13185 (*cmpsi): ... this one.
13186 (cbranchsi4, cstoresi4): New.
13187 (bCC expanders): Delete.
13188 (sCC insns): Fold into...
13189 (*setcc): ... this one.
13190 (casesi): Do not use gen_cmpsi and gen_bgtu.
13191 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13192 (movsicc): Simplify.
13193 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13195 * config/vax/vax-protos.h (cond_name): New.
13196 (vax_output_conditional_branch): Remove.
13197 * config/vax/vax.c (cond_name): New.
13198 (vax_output_conditional_branch): Remove.
13199 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13200 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13201 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13202 (bit<VAXint>): Wrap source with (compare).
13203 (b<code> and following unnamed pattern): Rename to *branch and
13204 *branch_reversed. Change macroization to match_operator.
13205 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13207 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13208 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13209 Change last argument to machine_mode.
13210 (xtensa_expand_scc): Add machine_mode argument.
13211 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13212 (gen_conditional_move, xtensa_expand_conditional_branch,
13213 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13214 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13215 Adjust operand numbers.
13216 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13218 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13219 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13220 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13222 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13224 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13225 causes spurious differences between trunk and cond-optab branch.
13227 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13230 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13232 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13234 * tree.c (iterative_hash_pointer): Delete.
13235 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13236 Hash UIDs and versions of SSA names. Don't special-case built-in
13237 function declarations.
13239 2009-05-11 Ian Lance Taylor <iant@google.com>
13242 * graphite.c: Force -Wc++-compat to only be a warning before
13243 #including "cloog/cloog.h".
13245 2009-05-11 Martin Jambor <mjambor@suse.cz>
13247 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13249 2009-05-11 Jan Hubicka <jh@suse.cz>
13251 * tree-ssa-loop-ivcanon.c: Include target.h
13252 (struct loop_size): new structure.
13253 (constant_after_peeling): New predicate.
13254 (tree_estimate_loop_size): New function.
13255 (estimated_unrolled_size): Rewrite for new estimates.
13256 (try_unroll_loop_completely): Use new estimates.
13257 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13259 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13261 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13262 libcpp interface change.
13263 (spu_macro_to_expand): Likewise.
13265 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13267 PR tree-optimization/40026
13268 * gimplify.c (gimplify_init_constructor): Change initial conditional
13269 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13270 optimize_compound_literals_in_ctor.
13272 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13274 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13276 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13278 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13280 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13281 HOST_WIDE_INT for gap.
13283 2009-05-11 Ira Rosen <irar@il.ibm.com>
13285 PR tree-optimization/40074
13286 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13287 account in group size and step comparison.
13289 2009-05-11 Richard Guenther <rguenther@suse.de>
13291 * passes.c (init_optimization_passes): Strip now incorrect comment.
13292 (execute_function_todo): Do not set PROP_alias.
13293 * tree-pass.h (PROP_alias): Remove.
13294 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13295 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13296 * tree-nrv.c (pass_return_slot): Likewise.
13297 * tree-object-size.c (pass_object_sizes): Likewise.
13298 * tree-ssa-dom.c (pass_dominator): Likewise.
13299 (pass_phi_only_cprop): Likewise.
13300 * tree-ssa-dse.c (pass_dse): Likewise.
13301 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13302 (pass_cselim): Likewise.
13303 * tree-ssa-pre.c (pass_pre): Likewise.
13304 (pass_fre): Likewise.
13305 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13306 * tree-ssa-sink.c (pass_sink_code): Likewise.
13307 * tree-stdarg.c (pass_stdarg): Likewise.
13308 * tree-tailcall.c (pass_tail_calls): Likewise.
13309 * tree-vrp.c (pass_vrp): Likewise.
13311 2009-05-10 Ian Lance Taylor <iant@google.com>
13313 * basic-block.h (enum profile_status): Break out of struct
13314 control_flow_graph.
13315 * cgraph.h (struct inline_summary): Break out of struct
13317 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13318 of struct cgraph_order_sort.
13319 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13320 * cse.c (struct branch_path): Break out of struct
13321 cse_basic_block_data.
13322 * except.h (enum eh_region_type): Break out of struct eh_region.
13323 * gcc.c (enum add_del): Break out of struct modify_target.
13324 * genrecog.c (enum decision_type): Break out of struct decision_test.
13325 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13327 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13328 * regmove.c (enum match_use): New enum, broken out of struct match.
13329 * sched-int.h (enum post_call_group): New enum, broken out of
13331 (struct deps_reg): Break out of struct deps.
13332 * target.h (struct asm_int_op): Break out of struct gcc_target.
13333 * tree-eh.c (struct goto_queue_node): Break out of struct
13335 * tree-inline.h (enum copy_body_cge_which): Break out of
13337 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13339 * c-decl.c (in_struct, struct_types): New static variables.
13340 (pushtag): Add loc parameter. Change all callers.
13341 (lookup_tag): Add ploc parameter. Change all callers.
13342 (check_compound_literal_type): New function.
13343 (parser_xref_tag): Add loc parameter. Change all callers. If
13344 -Wc++-compat, warn about struct/union/enum types defined within a
13346 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13347 and loc parameters. Change all callers. Change error calls to
13348 error_at, using loc. For a redefinition, if the location of the
13349 original definition is known, report it. Set in_struct and
13350 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13351 (finish_struct): Add new parameters enclosing_in_struct and
13352 enclosing_struct_types. Change all callers. Set
13353 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13354 in the struct. If in a struct, add this struct to struct_types.
13355 (start_enum): Add loc parameter. Change all callers. Use
13356 error_at for errors, using loc. For a redefinition, if the
13357 location of the original definition is known, report it. If in a
13358 struct, add this enum type to struct_types. If -Wc++-compat warn
13359 if in sizeof, typeof, or alignof.
13360 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13361 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13362 (c_parser_enum_specifier): Get enum location for start_enum.
13363 (c_parser_struct_or_union_specifier): Get struct location for
13364 start_struct. Save in_struct and struct_types status between
13365 start_struct and finish_struct.
13366 (c_parser_cast_expression): Get location of cast.
13367 (c_parser_alignof_expression): Get location of type.
13368 (c_parser_postfix_expression): Likewise.
13369 (c_parser_postfix_expression_after_paren_type): Add type_loc
13370 parameter. Change all callers. Call check_compound_literal_type.
13371 Use type_loc for error about variable size type.
13372 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13373 of an enum constant from an enum type defined in a struct or union.
13374 (c_cast_expr): Add loc parameter. Change all callers. If
13375 -Wc++-compat, warn about defining a type in a cast.
13376 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13377 (start_enum, start_struct, finish_struct): Update declarations.
13378 (parser_xref_tag, c_cast_expr): Update declarations.
13379 (check_compound_literal_type): Declare.
13381 2009-05-11 Ben Elliston <bje@au.ibm.com>
13383 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13384 for recent libcpp interface change.
13385 (rs6000_macro_to_expand): Likewise.
13387 2009-05-10 Michael Matz <matz@suse.de>
13390 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13391 not at entry of function.
13393 2009-05-10 Richard Guenther <rguenther@suse.de>
13395 PR tree-optimization/40081
13397 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13398 using the main variant of the element type. Do not fiddle with
13399 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13401 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13402 structs with volatile fields.
13404 2009-05-10 Jan Hubicka <jh@suse.cz>
13406 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13407 (estimate_move_cost): Assert that it does not get called for
13409 (estimate_num_insns): Skip VOID types in argument handling.
13410 (optimize_inline_calls): Delete unreachable blocks and verify that
13411 callgraph is valid.
13413 2009-05-10 Jan Hubicka <jh@suse.cz>
13415 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13416 * cgraph.c (cgraph_mark_address_taken_node): New function.
13417 (dump_cgraph_node): Dump new flag.
13418 * cgraph.h (struct cgraph_node): Add address_taken.
13419 (cgraph_mark_address_taken_node): New function.
13420 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13421 since new direct calls can be born.
13423 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13425 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13426 tok->val.node.node.
13428 2009-05-10 Jan Hubicka <jh@suse.cz>
13430 PR middle-end/40084
13431 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13433 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13434 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13435 * tree-inline.c (copy_bb): Set frequency correctly.
13436 (fold_marked_statements): Update call to
13437 cgraph_update_edges_for_call_stmt.
13439 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13441 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13442 identifiers in diagnostics.
13443 * config/arm/arm.c (arm_handle_fndecl_attribute,
13444 arm_handle_isr_attribute): Likewise.
13445 * config/avr/avr.c (avr_handle_progmem_attribute,
13446 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13447 * config/bfin/bfin.c (handle_int_attribute,
13448 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13449 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13450 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13452 * config/darwin.c (darwin_handle_kext_attribute,
13453 darwin_handle_weak_import_attribute): Likewise.
13454 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13455 h8300_handle_eightbit_data_attribute,
13456 h8300_handle_tiny_data_attribute): Likewise.
13457 * config/i386/i386.c (ix86_handle_cconv_attribute,
13458 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13459 * config/i386/winnt.c (ix86_handle_shared_attribute,
13460 ix86_handle_selectany_attribute): Likewise.
13461 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13462 * config/m32c/m32c.c (function_vector_handler): Likewise.
13463 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13464 m68hc11_handle_fntype_attribute): Likewise.
13465 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13466 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13467 * config/mips/mips.c (mips_insert_attributes,
13468 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13469 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13470 rs6000_handle_struct_attribute): Likewise.
13471 * config/sh/sh.c (sh_insert_attributes,
13472 sh_handle_resbank_handler_attribute,
13473 sh_handle_interrupt_handler_attribute,
13474 sh2a_handle_function_vector_handler_attribute,
13475 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13477 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13478 * config/spu/spu.c (spu_handle_fndecl_attribute,
13479 spu_handle_vector_attribute): Likewise.
13480 * config/stormy16/stormy16.c
13481 (xstormy16_handle_interrupt_attribute): Likewise.
13482 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13483 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13485 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13487 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13488 (pp_translate_identifiers): New.
13489 (pp_identifier): Only conditionally translate identifier to locale
13491 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13492 (pp_base_tree_identifier): Only conditionally translate identifier
13493 to locale character set.
13494 * c-pretty-print.c (M_): Define.
13495 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13496 fragments for conditional translation with M_.
13497 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13498 identifier translation.
13500 2009-05-10 Richard Guenther <rguenther@suse.de>
13502 PR tree-optimization/40081
13503 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13504 using the main variant of the element type. Do not fiddle with
13505 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13507 2009-05-09 Jan Hubicka <jh@suse.cz>
13509 PR middle-end/40080
13510 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13511 indirect calls; verify cgraph afterwards.
13513 2009-05-09 Jan Hubicka <jh@suse.cz>
13516 * ipa.c (update_inlined_to_pointer): New function.
13517 (cgraph_remove_unreachable_nodes): Use it.
13519 2009-05-09 Jan Hubicka <jh@suse.cz>
13521 * tree-eh.c (struct leh_state): Remove prev_try.
13522 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13523 not track prev_try.
13524 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13525 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13526 remove_eh_handler_and_replace, foreach_reachable_handler,
13527 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13528 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13529 (gen_eh_region_cleanup): Update prototype.
13531 2009-05-09 Jan Hubicka <jh@suse.cz>
13533 PR middle-end/40043
13534 * except.c (copy_eh_region): Always set prev_try.
13535 (redirect_eh_edge_to_label): Find outer try.
13536 (foreach_reachable_handler): When looking for prev try
13537 handle case where previous try is not going to be taken.
13539 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13541 PR tree-optimization/40049
13542 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13543 only vector/vector shifts, convert the type of the constant to the
13544 appropriate type to avoid building incorrect trees, which
13545 eventually have problems with garbage collection.
13547 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13549 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13550 -1 for complex floating-point types if honoring signed zeros.
13552 2009-05-08 Jan Hubicka <jh@suse.cz>
13554 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13555 argument; handle correctly when profile is absent.
13556 (build_cgraph_edges): Update.
13557 (rebuild_cgraph_edges): Update.
13558 * cgraph.c: Do not include varray.h.
13559 (cgraph_set_call_stmt_including_clones): New function.
13560 (cgraph_create_edge_including_clones): Likewise
13561 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13562 (cgraph_update_edges_for_call_stmt): Handle clones.
13563 (cgraph_remove_node): Handle clone tree.
13564 (cgraph_remove_node_and_inline_clones): New function.
13565 (dump_cgraph_node): Dump clone tree.
13566 (cgraph_clone_node): Handle clone tree.
13567 (clone_function_name): Bring here from tree-inline.c.
13568 (cgraph_create_virtual_clone): New function.
13569 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13570 (cgraph_clone_info): New function.
13571 (strut cgraph_node): Add clone_info and new clone tree pointers.
13572 (cgraph_remove_node_and_inline_clones,
13573 cgraph_set_call_stmt_including_clones,
13574 cgraph_create_edge_including_clones,
13575 cgraph_create_virtual_clone): Declare.
13576 (cgraph_function_versioning): Use VEC argument.
13577 (compute_call_stmt_bb_frequency): Update prototype.
13578 (cgraph_materialize_all_clones): New function.
13579 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13580 (ipcp_create_replace_map): Update to VECtors.
13581 (ipcp_update_callgraph): Use virtual clones.
13582 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13583 (ipcp_update_profiling): Do not update local profiling.
13584 (ipcp_insert_stage): Use VECtors and virtual clones.
13585 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13586 (clone_of_p): New function.
13587 (cgraph_preserve_function_body_p): Use clone tree.
13588 (cgraph_optimize): Materialize clones.
13589 (cgraph_function_versioning): Update for VECtors.
13590 (save_inline_function_body): Use clone tree.
13591 (cgraph_materialize_clone): New function.
13592 (cgraph_materialize_all_clones): Likewise.
13593 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13594 * ipa.c: Include gimple.h.
13595 (cgraph_remove_unreachable_nodes): Use clone tree.
13596 * ipa-prop.c (ipa_note_param_call): Update call to
13597 compute_call_stmt_bb_frequencycall.
13598 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13599 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13600 (copy_bb): Handle updating of clone tree; add new edge when new call
13602 (expand_call_inline): Be strict about every call having edge.
13603 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13604 (delete_unreachable_blocks_update_callgraph): New function.
13605 (tree_function_versioning): Use VECtors; always remove unreachable
13606 blocks and fold conditionals.
13607 * tree-inline.h: Do not include varray.h.
13608 (tree_function_versioning): Remove.
13609 * Makefile.in (GTFILES): Remove tree-inline.c
13610 * passes.c (do_per_function): Do only functions having body.
13611 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13614 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13615 Andrew Morrow <acm@google.com>
13618 * c-common.c (c_common_attribute_table): Permit deprecated
13619 attribute to take an optional argument.
13620 (handle_deprecated_attribute): If the optional argument to
13621 __attribute__((deprecated)) is not a string ignore the attribute
13622 and emit a warning.
13624 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13625 * c-typeck.c (build_component_ref): Likewise.
13626 (build_external_ref): Likewise.
13628 * toplev.c (warn_deprecated_use): Add an attribute argument.
13629 Emit the message associated with __attribute__((deprecated)).
13631 * toplev.h (warn_deprecated_use): Updated.
13633 * doc/extend.texi: Document new optional parameter to
13634 __attribute__((deprecated))
13636 2009-05-08 Michael Eager <eager@eagercon.com>
13638 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13639 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13641 2009-05-08 Richard Guenther <rguenther@suse.de>
13643 PR tree-optimization/40062
13644 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13645 Avoid exponential behavior.
13647 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13649 PR rtl-optimization/33928
13651 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13652 process_uses, build_single_def_use_links): New.
13653 (update_df): Update use_def_ref.
13654 (forward_propagate_into): Use get_def_for_use instead of use-def
13656 (fwprop_init): Call build_single_def_use_links and let it initialize
13658 (fwprop_done): Free use_def_ref.
13659 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13660 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13661 df_rd_simulate_one_insn): New.
13662 (df_rd_bb_local_compute_process_def): Update head comment.
13663 (df_chain_create_bb): Use the new RD simulation functions.
13664 * df.h (df_rd_simulate_artificial_defs_at_top,
13665 df_rd_simulate_one_insn): New.
13666 * opts.c (decode_options): Enable fwprop at -O1.
13667 * doc/invoke.texi (-fforward-propagate): Document this.
13669 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13672 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13673 and one complex operand specially.
13674 * tree-complex.c (some_nonzerop): Do not identify a real value as
13675 zero if flag_signed_zeros.
13677 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13679 PR rtl-optimization/33928
13680 * loop-invariant.c (record_use): Fix && vs. || mishap.
13682 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13684 PR rtl-optimization/33928
13685 * loop-invariant.c (struct use): Add addr_use_p.
13686 (struct def): Add n_addr_uses.
13687 (struct invariant): Add cheap_address.
13688 (create_new_invariant): Set cheap_address.
13689 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13690 (record_uses): Pass df_ref to record_use.
13691 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13694 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13696 * config/sh/sh.c: Do not include c-pragma.h.
13698 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13700 * config/spu/spu.c: Remove include of c-common.h.
13702 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13705 * c-common.h (mark_valid_location_for_stdc_pragma,
13706 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13707 clear_float_const_decimal64, float_const_decimal64_p): New.
13708 * c.opt (Wunsuffixed-float-constants): New.
13709 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13710 unsuffixed float constant, handle new warning.
13711 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13712 * c-decl.c (c_scope): New flag float_const_decimal64.
13713 (set_float_const_decimal64, clear_float_const_decimal64,
13714 float_const_decimal64_p): New.
13715 (push_scope): Set new flag.
13716 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13717 to use STDC pragmas.
13718 (c_parser_external_declaration): Ditto.
13719 (c_parser_compound_statement_nostart): Ditto.
13720 * c-pragma.c (valid_location_for_stdc_pragma,
13721 mark_valid_location_for_stdc_pragma,
13722 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13723 handle_pragma_float_const_decimal64): New.
13724 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13725 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13726 set_float_const_decimal64, clear_float_const_decimal64,
13727 float_const_decimal64_p): New dummy functions.
13728 * doc/extend.texi (Decimal Float): Remove statement that the
13729 pragma, and suffix for double constants, are not supported.
13730 * doc/invoke.texi (Warning Options): List new option.
13731 (-Wunsuffixed-float-constants): New.
13733 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13735 * config/i386/i386.c: Do not include c-common.h.
13737 2009-05-07 Mark Heffernan <meheff@google.com>
13739 * doc/invoke.texi (Debugging Options): Document change of debugging
13741 * opts.c (decode_options): Make dump_base_name relative to
13742 aux_base_name directory.
13744 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13746 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13747 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13749 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13751 * Makefile.in (install-plugin): Simplify a bit.
13753 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13755 * Makefile.in (OBJS-common): Add regcprop.o.
13757 * timevar.def (TV_CPROP_REGISTERS): New.
13758 * regrename.c (regrename_optimize): Return 0.
13759 (rest_of_handle_regrename): Delete.
13760 (pass_rename_registers): Point to regrename_optimize.
13761 (struct value_data_entry, struct value_data,
13762 kill_value_one_regno, kill_value_regno, kill_value,
13763 set_value_regno, init_value_data, kill_clobbered_value,
13764 kill_set_value, kill_autoinc_value, copy_value,
13765 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13766 replace_oldest_value_reg, replace_oldest_value_addr,
13767 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13768 debug_value_data, validate_value_data): Move...
13769 * regcprop.c: ... here.
13770 (rest_of_handle_cprop): Delete.
13771 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13773 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13775 PR middle-end/40057
13776 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13777 GEN_INT for 1 << bitnum.
13778 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13779 build_int_cst_type.
13781 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13783 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13784 Remove wrong description of "nand" operation.
13786 2009-05-06 Richard Guenther <rguenther@suse.de>
13787 Adam Nemet <anemet@caviumnetworks.com>
13789 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13790 comment. Add that if LHS is not a gimple register, then RHS1 has
13791 to be a single object (GIMPLE_SINGLE_RHS).
13793 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13795 * expr.c (get_def_for_expr): Move it up in the file.
13796 (store_field): When expanding a bit-field store, look at the
13797 defining gimple stmt for the masking conversion.
13799 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13801 PR middle-end/39986
13802 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13803 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13804 32-bit memcpy into long.
13806 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13808 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13809 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13811 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13812 instead of appending DW_OP_deref*.
13814 2009-05-06 Michael Matz <matz@suse.de>
13816 PR middle-end/40021
13817 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13818 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13820 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13822 * Makefile.in (install-plugin): Fix srcdir handling.
13824 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13826 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13827 when processing for not_regs_needed bitmap.
13828 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13829 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13830 handling it for rhs.
13832 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13834 * config/i386/i386.md (unnamed inc/dec peephole): Use
13835 optimize_insn_for_size_p instead of optimize_size.
13836 * config/i386/predicates.md (incdec_operand): Likewise.
13837 (aligned_operand): Likewise.
13838 * config/i386/sse.md (divv8sf3): Likewise.
13839 (sqrtv8sf2): Likewise.
13841 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13843 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13845 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13847 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13849 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13850 ssemodesuffixf2c with avxmodesuffixf2c.
13852 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13855 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13857 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13859 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13860 (struct tree_base): Adjust spacing for 8 bit boundaries.
13861 (struct tree_decl_common): Add decl_by_reference_flag bit.
13862 (DECL_BY_REFERENCE): Adjust.
13863 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13864 print DECL_BY_REFERENCE bit.
13865 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13866 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13867 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13868 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13871 PR middle-end/39666
13872 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13873 range of the type, but default label is missing, add it with one
13874 of the existing labels instead of adding a new label for it.
13876 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13880 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13882 * Makefile.in (enable_plugin, plugin_includedir): New.
13883 (install): Depend on install-plugin.
13884 (PLUGIN_HEADERS): New.
13885 (install-plugin): New.
13886 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13888 2009-05-05 Richard Guenther <rguenther@suse.de>
13890 PR tree-optimization/40022
13891 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13893 (phivn_valid_p): Fix tuplification error, simplify.
13894 (phiprop_insert_phi): Add dumps.
13895 (propagate_with_phi): Simplify.
13897 2009-05-05 Richard Guenther <rguenther@suse.de>
13899 PR middle-end/40023
13900 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13902 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13904 * tree.h (strip_float_extensions): Remove duplicate declaration.
13905 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13906 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13907 block_ultimate_origin): Rearrange the declarations line to match the
13908 comment that indicates the .c file which the functions are defined.
13909 (dwarf2out_*, set_decl_rtl): Add comment.
13910 (get_base_address): Adjust comment.
13911 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13912 declarations line and add comment.
13913 (is_builtin_name): Add blank after function name, for clarity.
13915 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13917 * attribs.c (decl_attributes): Use %qE for identifiers in
13919 * cgraphunit.c (verify_cgraph_node): Translate function names to
13920 locale character set in diagnostics.
13921 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13923 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13924 Document that functions are named in UTF-8.
13925 * expr.c (expand_expr_real_1): Translate function names to locale
13926 character set in diagnostics.
13927 * gimplify.c (omp_notice_variable, omp_is_private,
13928 gimplify_scan_omp_clauses): Use %qE for identifiers in
13930 * langhooks.c (lhd_print_error_function): Translate function names
13931 to locale character set.
13932 * langhooks.h (decl_printable_name): Document that return value is
13933 in internal character set.
13934 * stmt.c: Include pretty-print.h
13935 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13937 (resolve_operand_name_1): Translate named operand name to locale
13939 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13941 * toplev.c (announce_function): Translate function names to locale
13943 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13944 (default_tree_printer): Use pp_identifier or translate identifiers
13945 to locale character set. Mark "<anonymous>" for translation.
13946 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13947 for identifiers in diagnostics.
13948 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13950 * varasm.c (output_constructor): Use %qE for identifiers in
13953 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13955 * configure.ac: use ` ` instead of $()
13956 * configure: Regenerate.
13958 2009-05-05 Ben Elliston <bje@au.ibm.com>
13960 * config/pa/linux-atomic.c: Eliminate conditional include of
13961 errno.h on non-LP64 systems to simplify build requirements.
13963 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13965 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
13967 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
13968 and pass value to identifier_to_locale.
13969 (warn_variable_length_array): Make name a tree.
13970 (grokdeclarator): Separate diagnostic texts for named and unnamed
13971 declarators. Use %qE for named declarators.
13972 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
13974 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
13975 identifiers in diagnostics.
13976 * c-typeck.c (push_member_name, start_init): Pass identifiers to
13977 identifier_to_locale. Mark "anonymous" strings for translation.
13979 2009-05-04 Michael Eager <eager@eagercon.com>
13981 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
13982 address for DImode/DFmode only if double-precision FP regs.
13984 2009-05-04 Michael Eager <eager@eagercon.com>
13986 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
13987 TARGET_SINGLE_FLOAT check.
13989 2009-05-04 Michael Eager <eager@eagercon.com>
13991 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
13993 2009-05-04 Michael Eager <eager@eagercon.com>
13995 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
13996 * config/rs6000/t-xilinx: New
13998 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14000 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14001 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14002 * gcc/explow.c (memory_address): Use target hook.
14003 * gcc/targhooks.c (default_legitimize_address): New.
14004 * gcc/targhooks.h (default_legitimize_address): New.
14005 * gcc/target.h (legitimize_address): New.
14006 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14007 (TARGET_INITIALIZER): Include it.
14008 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14010 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14011 * config/bfin/bfin.c (legitimize_address): Remove.
14012 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14013 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14015 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14016 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14018 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14019 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14020 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14021 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14022 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14023 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14024 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14025 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14026 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14027 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14028 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14029 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14030 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14031 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14032 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14033 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14034 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14035 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14036 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14037 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14038 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14039 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14040 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14042 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14043 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14044 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14045 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14046 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14047 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14048 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14049 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14050 (thumb_legitimize_address): Delete.
14051 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14052 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14053 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14054 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14055 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14056 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14058 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14061 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14062 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14063 * config/m32r/m32r.c (m32r_legitimize_address): New.
14064 * config/m68k/m68k.c (m68k_legitimize_address): New.
14065 * config/score/score.c (score_legitimize_address): Standardize.
14066 * config/score/score3.c (score3_legitimize_address): Standardize.
14067 * config/score/score3.h (score3_legitimize_address): Adjust.
14068 * config/score/score7.c (score7_legitimize_address): Standardize.
14069 * config/score/score7.h (score7_legitimize_address): Adjust.
14070 * config/sh/sh.c (sh_legitimize_address): New.
14071 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14073 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14074 (s390_legitimize_address): ... this.
14075 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14076 (sparc_legitimize_address): ... this.
14077 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14078 (ix86_legitimize_address): ... this.
14079 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14080 (avr_legitimize_address): ... this.
14081 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14082 (mn10300_legitimize_address): ... this.
14083 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14084 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14085 (alpha_expand_mov): Adjust call.
14087 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14088 * config/spu/spu.c (spu_legitimize_address): Likewise.
14089 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14090 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14092 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14094 * intl.c (locale_encoding, locale_utf8): New.
14095 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14096 * intl.h (locale_encoding, locale_utf8): Declare.
14097 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14098 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14100 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14102 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14103 (pp_base_tree_identifier): Declare as function.
14104 (identifier_to_locale): Declare.
14105 * Makefile.in (pretty-print.o): Update dependencies.
14106 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14108 2009-05-04 Richard Guenther <rguenther@suse.de>
14110 PR middle-end/40015
14111 * builtins.c (fold_builtin_memory_op): Do not decay to element
14112 type if the size matches the whole array.
14114 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14116 * expmed.c (synth_mult): When trying out a shift, pass the result
14119 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14121 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14122 (shiftsub1_cost): New.
14123 (init_expmed): Compute shiftsub1_cost.
14124 (synth_mult): Optimize multiplications by constants of the form
14125 -(2^^m-1) for some constant positive integer m.
14127 2009-05-03 Richard Guenther <rguenther@suse.de>
14130 * c-typeck.c (array_to_pointer_conversion): Do not built
14131 ADDR_EXPRs of arrays of pointer-to-element type.
14132 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14133 up wrong ADDR_EXPRs after-the-fact.
14134 * c-common.c (strict_aliasing_warning): Strip pointer
14135 conversions for obtaining the original type.
14136 * builtins.c (fold_builtin_memset): Handle array types.
14137 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14140 2009-05-03 Richard Guenther <rguenther@suse.de>
14142 PR middle-end/23329
14143 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14144 Do not lose casts from array types with unknown extent to array
14145 types with known extent.
14146 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14147 alias set compatibility.
14149 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14151 * flags.h (extra_warnings): Delete.
14152 * toplev.c (process_options): Handle Wuninitialized here.
14153 * opts.c (extra_warnings): Delete.
14154 (set_Wextra): Delete.
14155 (common_handle_option): -Wextra can be handled automatically.
14156 * c-opts.c (c_common_handle_option): Delete obsolete code.
14157 (c_common_post_options): Simplify comment.
14158 * common.opt (W): Add Var.
14160 (Wuninitialized): Initialize to -1.
14162 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14163 Richard Guenther <rguenther@suse.de>
14165 * expr.c (get_def_for_expr): New function.
14166 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14167 SSA rather than trees.
14168 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14169 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14171 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14173 * c-common.c (reswords): Add _Imaginary.
14174 * c-common.c (enum rid): Add RID_IMAGINARY.
14176 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14178 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14179 Patch by Richard Guenther.
14181 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14183 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14184 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14185 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14186 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14187 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14188 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14189 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14190 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14191 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14192 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14193 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14194 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14195 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14196 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14197 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14198 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14199 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14200 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14202 2009-05-02 Richard Guenther <rguenther@suse.de>
14204 PR tree-optimization/39940
14205 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14208 2009-05-02 Richard Guenther <rguenther@suse.de>
14210 PR middle-end/40001
14211 * tree-ssa.c (execute_update_addresses_taken): Properly check
14212 if we can mark a variable DECL_GIMPLE_REG_P.
14213 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14214 back to the end of the function.
14215 (is_gimple_reg_type): Remove complex type special casing.
14216 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14219 2009-05-02 Ben Elliston <bje@au.ibm.com>
14221 * doc/collect2.texi (Collect2): Document search path behaviour
14222 when configured with --with-ld.
14224 2009-05-02 Jan Hubicka <jh@suse.cz>
14226 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14227 parameter; update callers.
14228 (coalesce_cost_edge): EH edges are costier because they needs
14229 splitting even if not critical and even more costier when there are
14230 multiple EH predecestors.
14232 2009-05-02 Jan Hubicka <jh@suse.cz>
14234 * except.c (remove_eh_handler_and_replace): Handle updating after
14235 removing TRY blocks.
14237 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14239 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14241 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14243 * varasm.c: Do not include c-pragma.h.
14244 * attribs.c: Do not incude c-common.h.
14246 2009-05-01 Michael Matz <matz@suse.de>
14248 * calls.c (initialize_argument_information): Handle SSA names like
14249 decls with a non MEM_P DECL_RTL.
14251 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14253 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14254 * ipa-utils.c: Likewise.
14255 * ipa-type-escape.c: Likewise.
14256 * cgraphunit.c Do not include c-common.h.
14257 * ipa-pure-const.c: Likewise.
14258 * tree-if-conv.c: Likewise.
14259 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14260 * ipa-struct-reorg.c: Likewise.
14261 * tree-nomudflap.c: Likewise.
14262 * tree-ssa-structalias.c: Likewise.
14264 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14266 * store-motion.c: Many cleanups to make this pass a first-class
14267 citizen instead of an appendix to gcse load motion. Add TODO list
14268 to make this pass faster/cleaner/better.
14270 (struct ls_expr): Post gcse.c-split cleanups.
14271 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14272 "stores" field to "avail_stores".
14273 (pre_ldst_mems): Rename to store_motion_mems.
14274 (pre_ldst_table): Rename to store_motion_mems_table.
14275 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14276 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14277 (ldst_entry): Rename to st_expr_entry, update users.
14278 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14279 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14280 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14282 (first_ls_expr): Rename to first_st_expr, update users.
14283 (next_ls_expr): Rename to next_st_expr, update users.
14284 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14285 fields properly for store motion instead of names inherited from load
14287 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14288 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14291 (ae_kill): Rename to st_kill, update users.
14292 (ae_gen): Rename to st_avloc, update users.
14293 (transp): Rename to st_transp, update users.
14294 (pre_insert_map): Rename to st_insert_map, update users.
14295 (pre_delete_map): Rename to st_delete_map, update users.
14296 (insert_store, build_store_vectors, free_store_memory,
14297 one_store_motion_pass): Update for abovementioned changes.
14299 (gcse_subst_count, gcse_create_count): Remove.
14300 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14301 and "n_stores_created", local variables.
14303 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14306 (regvec, compute_store_table_current_insn): Remove.
14307 (reg_set_info, reg_clear_last_set): Remove.
14308 (compute_store_table): Use DF caches instead of local dataflow
14311 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14313 * c-objc-common.c (c_tree_printer): Print identifiers with
14314 pp_identifier, not pp_string. Mark "({anonymous})" for
14316 * c-pretty-print.c (pp_c_ws_string): New.
14317 (pp_c_cv_qualifier, pp_c_type_specifier,
14318 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14319 pp_c_storage_class_specifier, pp_c_function_specifier,
14320 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14321 pp_c_primary_expression, pp_c_postfix_expression,
14322 pp_c_unary_expression, pp_c_shift_expression,
14323 pp_c_relational_expression, pp_c_equality_expression,
14324 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14325 use pp_string and pp_c_ws_string in place of pp_identifier and
14326 pp_c_identifier for non-identifiers. Mark English strings for
14328 * c-pretty-print.h (pp_c_ws_string): Declare.
14330 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14331 Roland McGrath <roland@redhat.com>
14333 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14334 (ENABLE_LD_BUILDID): New configuration option.
14335 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14336 (LINK_BUILDID_SPEC): New macro.
14337 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14339 * doc/install.texi: Document --enable-linker-build-id option.
14340 * configure: Rebuild.
14341 * config.in: Rebuild.
14343 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14345 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14346 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14347 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14348 MIPS_GP_SAVE_AREA_SIZE.
14349 * config/mips/mips.c (struct mips_frame_info): Update comment
14350 before arg_pointer_offset and hard_frame_pointer_offset.
14351 (mips_compute_frame_info): Update diagram before function: to
14352 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14353 indicate the position of frame_pointer_rtx with -fstack-protector and
14354 to show args_size. Don't allocate cprestore area for leaf functions
14355 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14357 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14359 2009-04-30 Michael Matz <matz@suse.de>
14361 PR tree-optimization/39955
14362 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14364 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14366 * ira.c (setup_cover_and_important_classes): Use safe macro
14367 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14369 * genpreds.c (write_tm_preds_h): Output suitable definition of
14370 REG_CLASS_FOR_CONSTRAINT.
14372 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14374 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14376 * bitmap.c (bitmap_descriptor): Likewise.
14377 * ggc-common.c (loc_descriptor): Likewise.
14378 * varray.c (varray_descriptor): Likewise.
14379 * vec.c (vec_descriptor): Likewise.
14381 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14383 * Makefile.in (dce.o): Add $(EXCEPT_H).
14384 * dce.c: Include except.h and delete redundant vector definitions.
14385 (deletable_insn_p): Return false for non-call insns that can throw
14388 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14390 * gcse.c (ae_gen): Remove.
14391 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14392 and make non-static function to make it available in store-motion.c.
14393 Update call sites with search-and-replace.
14394 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14395 extract_mentioned_regs, extract_mentioned_regs_helper,
14396 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14397 store_killed_in_insn, store_killed_after, store_killed_before,
14398 build_store_vectors, insert_insn_start_basic_block, insert-store,
14399 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14400 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14401 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14402 * store-motion.c: ...new file. Also copy data structures from gcse.c
14403 and clean up to remove parts not used by store motion.
14404 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14405 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14407 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14410 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14411 when optimizing for size.
14413 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14415 * gcse.c (gcse_constant_p): Fix typo in last change.
14417 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14419 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14421 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14423 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14425 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14427 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14428 CONST_HIGH_PART result.
14430 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14432 * config/avr/avr.c (initial_elimination_offset): Rename to
14433 avr_initial_elimination_offset.
14434 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14435 change return type to bool.
14436 (avr_can_eliminate): New function.
14437 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14438 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14439 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14440 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14441 avr_initial_elimination_offset.
14442 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14443 (avr_initial_elimination_offset): Define.
14445 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14446 Steven Bosscher <steven@gcc.gnu.org>
14448 PR rtl-optimization/39938
14449 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14450 * cfgrtl.c: Include insn-attr.h.
14451 (rest_of_pass_free_cfg): New function.
14452 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14453 * resource.c (init_resource_info): Remove call to df_analyze.
14455 2009-04-29 Richard Guenther <rguenther@suse.de>
14458 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14459 allow conversion to signed integers.
14461 2009-04-29 Richard Guenther <rguenther@suse.de>
14463 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14464 shifts of floating point vectors if the shift amount is
14465 a constant multiple of the element size.
14467 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14468 Michael Matz <matz@suse.de>
14470 PR middle-end/39927
14472 * tree-outof-ssa.c (emit_partition_copy): New function.
14473 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14474 insert_part_to_rtx_on_edge): Perform the partition base var
14475 copy using emit_partition_copy.
14476 (insert_value_copy_on_edge): Convert constants to the right mode.
14477 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14478 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14480 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14482 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14483 scan backwards to try to find a constant to initialize it.
14485 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14486 insn before the loop_end instruction, don't look past labels.
14488 2009-04-29 Richard Guenther <rguenther@suse.de>
14490 PR middle-end/39937
14491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14492 loose type conversions.
14493 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14494 stmts only if there are no uses of its definition.
14496 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14498 * config/bfin/bfin.h (splitting_loops): Declare.
14499 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14500 Reorder bit definitions to be ascending.
14501 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14502 * config/bfin/bfin.c (splitting_loops): New variable.
14503 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14504 (struct loop_info): Remove members INIT and LOOP_INIT.
14505 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14506 the LSETUP sequence. Allow LC to be loaded from any register, but
14507 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14508 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14510 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14511 of reload_completed.
14514 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14516 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14518 * Makefile.in (PLUGIN_VERSION_H): New.
14519 (OBJS-common): Remove plugin-version.o.
14520 (plugin.o): Depend on (PLUGIN_VERSION_H).
14521 (plugin-version.o): Remove.
14522 * configure: Regenerate
14523 * configure.ac: Create plugin-version.h.
14524 * gcc-plugin.h (plugin_gcc_version): Remove.
14525 (plugin_default_version_check): Change signature.
14526 * plugin-version.c: Remove.
14527 * plugin.c: Include plugin-version.h.
14528 (str_plugin_gcc_version_name): Remove.
14529 (try_init_one_plugin): Pass gcc version to plugin_init.
14530 (plugin_default_version_check): Both gcc and plugin versions are now
14533 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14535 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14536 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14537 Remove special case testing for last insn of inner loops. Don't fail
14538 if the loop ends with a jump, emit an extra nop instead.
14540 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14541 DREGS rather than comparing directly. Remove code that tries to
14542 account for latencies.
14544 2009-04-29 Richard Guenther <rguenther@suse.de>
14546 PR tree-optimization/39941
14547 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14548 eliminating an indirect call.
14550 2009-04-29 Richard Guenther <rguenther@suse.de>
14552 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14553 parameter. Allow invariants as base if !require_lvalue.
14554 (verify_gimple_assign_single): Adjust.
14556 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14558 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14559 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14560 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14561 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14562 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14564 * config/bfin/bfin.c (bfin_expand_builtin,
14565 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14567 2009-04-28 Richard Guenther <rguenther@suse.de>
14569 * tree-vect-loop.c (get_initial_def_for_induction): Use
14570 correct types for pointer increment.
14572 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14574 * toplev.c (print_version): Update GMP version string calculation.
14576 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14578 PR rtl-optimization/39938
14579 * resource.c (init_resource_info): Add call to df_analyze.
14581 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14583 * config/alpha/alpha.md (usegp): Cast the result of
14584 alpha_find_lo_sum_using_gp to enum attr_usegp.
14585 * config/alpha/alpha.c (override_options): Remove end-of-structure
14586 marker element from cpu_table. Use array size of cpu_table to handle
14587 -mcpu and -mtune options.
14588 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14590 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14592 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14593 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14594 tune_32 and tune_64.
14595 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14596 support on PowerPC.
14597 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14598 * config/rs6000/option-defaults.h: ... here. New file.
14599 (OPT_64, OPT_32): Define.
14600 (MASK_64BIT): Define to 0 if not already defined.
14601 (OPT_ARCH64, OPT_ARCH32): Define.
14602 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14605 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14607 * config/arm/arm.c (arm_override_options): Emit error on using
14610 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14612 PR rtl-optimization/39914
14613 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14614 registers for allocnos created from user-defined variables only
14615 when not optimizing.
14617 2009-04-28 Richard Guenther <rguenther@suse.de>
14619 PR middle-end/39937
14620 * fold-const.c (fold_binary): Use distribute_real_division only
14623 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14625 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14626 add hpux-stdint.h to tm_file.
14627 (hppa[12]*-*-hpux11*): Ditto.
14628 (ia64*-*-hpux*): Ditto.
14629 * config/hpux-stdint.h: New.
14630 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14631 __STDC_EXT__ for all compiles.
14632 * config/pa/pa-hpux.h: Ditto.
14633 * config/pa/pa-hpux10.h: Ditto.
14634 * config/pa/pa-hpux11.h: Ditto.
14636 2009-04-28 Catherine Moore <clm@codesourcery.com>
14638 * debug.h (set_name): Add comment.
14640 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14643 * config/darwin.c (machopic_gen_offset): Check
14644 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14645 * config/arm/arm.c (require_pic_register): Likewise.
14647 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14649 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14650 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14651 m32c_promote_prototypes): Delete.
14653 2009-04-28 Michael Matz <matz@suse.de>
14655 PR middle-end/39922
14656 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14659 2009-04-28 Richard Guenther <rguenther@suse.de>
14661 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14663 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14665 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14666 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14667 * config/arm/arm-tune.md: Regenerate.
14669 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14671 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14672 block if there are complex incoming edges.
14673 (sel_merge_blocks): Remove useless assert.
14674 (sel_redirect_edge_and_branch): Check that edge was redirected.
14675 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14676 (sel_find_rgns): Delete declaration.
14677 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14678 the region when it is not a preheader.
14680 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14683 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14685 2009-04-28 Richard Guenther <rguenther@suse.de>
14687 * tree.h (SSA_NAME_VALUE): Remove.
14688 (struct tree_ssa_name): Remove value_handle member.
14689 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14690 array for jump threading.
14691 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14693 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14694 * tree-flow.h (threadedge_initialize_values): Declare.
14695 (threadedge_finalize_values): Likewise.
14696 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14697 (SSA_NAME_VALUE): Define.
14698 (threadedge_initialize_values): New function.
14699 (threadedge_finalize_values): Likewise.
14700 * tree-ssa-dom.c (ssa_name_values): New global variable.
14701 (SSA_NAME_VALUE): Define.
14702 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14704 2009-04-28 Ira Rosen <irar@il.ibm.com>
14706 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14707 Use REPORT_VECTORIZED_LOCATIONS instead
14708 REPORT_VECTORIZED_LOOPS.
14709 * tree-vectorizer.c (vect_verbosity_level): Make static.
14710 (vect_loop_location): Rename to vect_location.
14711 (vect_set_verbosity_level): Update comment.
14712 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14714 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14715 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14716 instead REPORT_UNVECTORIZED_LOOPS.
14717 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14718 and vect_loop_def to vect_external_def and vect_internal_def.
14719 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14720 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14721 REPORT_UNVECTORIZED_LOCATIONS.
14722 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14723 and vect_used_in_loop and to vect_unused_in_scope and
14724 vect_used_in_scope.
14725 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14726 (vect_verbosity_level): Remove declaration.
14727 (vect_analyze_operations): Likewise.
14728 (vect_analyze_stmt): Declare.
14729 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14730 REPORT_UNVECTORIZED_LOCATIONS.
14731 (vect_get_loop_niters): Fix indentation.
14732 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14733 (vect_analyze_loop_operations): New function.
14734 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14735 vect_analyze_operations.
14736 (vect_is_simple_reduction): Use new names.
14737 (vectorizable_live_operation, vect_transform_loop): Likewise.
14738 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14739 to specify whether the data references can be a part of interleaving
14741 (vect_analyze_data_ref_dependence): Use new names.
14742 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14743 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14744 * tree-vect-patterns.c (widened_name_p): Use new names.
14745 (vect_recog_dot_prod_pattern): Likewise.
14746 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14747 (process_use, vect_mark_stmts_to_be_vectorized,
14748 vect_model_simple_cost, vect_model_store_cost,
14749 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14750 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14751 vectorizable_operation, vectorizable_type_demotion,
14752 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14753 vectorizable_condition): Likewise.
14754 (vect_analyze_operations): Split into vect_analyze_loop_operations
14756 (vect_analyze_stmt): ... new function.
14757 (new_stmt_vec_info): Use new names.
14758 (vect_is_simple_use): Use new names and fix comment.
14759 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14760 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14762 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14766 and integer modes for x87 operands. Do not ICE for unsupported size,
14767 generate error instead. Generate error for unsupported operand types.
14768 ['z']: Do not handle HImode memory operands specially. Warning
14769 for floating-point operands. Fallthru to 'Z' for unsupported operand
14770 types. Do not ICE for unsupported size, generate error instead.
14771 (output_387_binary_op): Use %Z to output operands.
14772 (output_fp_compare): Ditto.
14773 (output_387_reg_move): Ditto.
14775 2009-04-28 Ben Elliston <bje@au.ibm.com>
14780 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14782 * builtins.c (c_strlen): Do not warn here.
14783 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14784 * c-common.c (pointer_int_sum): Take an explicit location.
14785 Warn about offsets out of bounds.
14786 * c-common.h (pointer_int_sum): Adjust declaration.
14788 2009-04-27 Ian Lance Taylor <iant@google.com>
14790 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14792 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14793 * df-core.c (df_set_flags): Change return type to int. Change
14794 type of old_flags to int.
14795 (df_clear_flags): Likewise.
14796 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14797 (df_get_conditional_uses): Likewise.
14798 * df.h (df_set_flags, df_clear_flags): Update declarations.
14799 * dwarf2out.c (struct indirect_string_node): Change type of form
14800 field to enum dwarf_form.
14801 (AT_string_form): Change return type to enum dwarf_form.
14802 * fixed-value.c (fixed_compare): Add cast to enum type.
14803 * fwprop.c (update_df): Change 0 to VOIDmode.
14804 * gensupport.c: Change 0 to UNKNOWN.
14805 * gimple.h (gimple_cond_code): Add cast to enum type.
14806 * haifa-sched.c (reemit_notes): Add cast to enum type.
14807 * hooks.c (hook_int_void_no_regs): Remove function.
14808 * hooks.h (hook_int_void_no_regs): Remove declaration.
14809 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14810 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14811 * real.c (real_arithmetic): Add cast to enum type.
14812 (real_compare): Likewise.
14813 * target.h (struct gcc_target): Change return type of
14814 branch_target_register_class to enum reg_class.
14815 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14816 default_branch_target_register_class.
14817 * targhooks.c (default_branch_target_register_class): New function.
14818 * targhooks.h (default_branch_target_register_class): Declare.
14819 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14820 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14822 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14824 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14825 vect_uninitialized_def. Change 0 to ERROR_MARK.
14826 * tree-vect-stmts.c (supportable_widening_operation): Don't
14827 initialize icode1 and icode2.
14828 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14829 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14831 (cmn_err_flag_specs): Change 0 to STD_C89.
14832 (cmn_err_char_table): Likewise.
14833 * config/arm/arm.c (get_arm_condition_code): Change type of code
14834 to enum arm_cond_code.
14835 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14836 (IWMMXT_BUILTIN2): Likewise.
14837 (neon_builtin_type_bits): Don't define typedef.
14838 (neon_builtin_datum): Change type of bits field to int.
14839 (arm_expand_neon_args): Add cast to enum type.
14840 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14842 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14843 casts to enum type.
14844 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14846 * config/mips/mips.md (jal_macro): Return enum constant.
14847 (single_insn): Likewise.
14848 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14850 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14851 casts to enum type.
14852 * config/s390/s390.c (s390_tune_flags): Change type to int.
14853 (s390_arch_flags): Likewise.
14854 (s390_handle_arch_option): Change flags field of struct pta to int.
14855 * config/s390/s390.h (s390_tune_flags): Update declaration.
14856 (s390_arch_flags): Likewise.
14857 * config/sh/sh.c (prepare_move_operands): Compare
14858 tls_symbolic_operand result with enum constant.
14859 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14860 (sh_expand_prologue): Add cast to enum type.
14861 (sh_expand_epilogue): Likewise.
14862 (tls_symbolic_operand): Change return type to enum tls_model.
14863 (fpscr_set_from_mem): Add cast to enum type.
14864 (legitimize_pic_address): Compare tls_symbolic_operand result with
14866 (sh_target_reg_class): Change return type to enum reg_class.
14867 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14869 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14870 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14871 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14872 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14873 (delayed_branch, tls_call_delay): Likewise.
14874 (eligible_for_sibcall_delay): Likewise.
14875 (eligible_for_return_delay): Likewise.
14876 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14877 (spu_expand_builtin_1): Likewise.
14879 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14880 for all types of conversions.
14881 (output_init_element): Issue -Wc++-compat warning if needed when
14882 initializing a bitfield with enum type.
14883 * c-parser.c (c_parser_expression): Set original_type to
14884 original_type of right hand operand of comma operator.
14886 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14888 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14890 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14891 * doc/cpp.texi (Standard Predefined Macros)
14892 (Implementation-defined behavior): Likewise.
14893 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14894 * doc/gimple.texi (GIMPLE Exception Handling)
14895 (@code{GIMPLE_ASSIGN}): Likewise.
14896 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14897 * doc/invoke.texi (Warning Options, Optimize Options)
14898 (AVR Options, Darwin Options): Likewise.
14899 (Optimize Options): Reformulate -fwhole-program description.
14900 * doc/loop.texi (Lambda): Likewise.
14901 * doc/md.texi (Output Template, Define Constraints)
14902 (Standard Names, Insn Splitting): Likewise.
14903 * doc/options.texi (Option properties): Likewise.
14904 * doc/passes.texi (Tree-SSA passes): Likewise.
14905 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14906 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14907 (File Names and DBX): Likewise.
14908 * doc/trouble.texi (Incompatibilities): Likewise.
14910 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14912 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14913 instruction is correct.
14915 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14917 Allow non-constant arguments to conversion intrinsics.
14918 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14919 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14920 * spu.c (print_operand): Handle 'v' and 'w'.
14921 (exp2_immediate_p, spu_gen_exp2): Define.
14922 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14923 spu_convtf_1): Update parameter descriptions.
14924 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14925 * constraints.md ('v', 'w'): New.
14926 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14928 (i2f, I2F): New define_mode_attr.
14929 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14930 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14931 fixuns_truncv4sfv4si2): Update to use mode attribute.
14932 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14933 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14934 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14935 patterns for combine.
14937 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14939 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14940 (cprop, hoist, pre, store_motion): New debug counters.
14941 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14942 is not an RTL pass anymore.
14943 (pass_profiling): Remove extern decl for pass removed in 2005.
14944 (pass_gcse, pass_jump_bypass): Remove.
14945 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14946 to 0 for clean state.
14947 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14948 * cse.c (gate_handle_cse_after_global_opts,
14949 rest_of_handle_cse_after_global_opts): New functions.
14950 (pass_cse_after_global_opts): New pass, does local CSE.
14951 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14952 (TV_CPROP): New timevar.
14953 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14954 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14955 (gcse_main, recompute_all_luids): Remove.
14956 (compute_hash_table_work): Call max_reg_num instead of reading
14958 (cprop_jump): Don't set run_jump_opt_after_gcse.
14959 (constprop_register): Always allow to alter jumps.
14960 (cprop_insn): Likewise.
14961 (do_local_cprop): Likewise.
14962 (local_cprop_pass): Likewise. Return non-zero if something changed.
14963 (cprop): Remove function, fold interesting bits into one_cprop_pass.
14964 (find_implicit_sets): Add note about missed optimization opportunity.
14965 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
14966 pass_rtl_cprop execute function.
14967 Don't bother tracking the pass number, each pass gets its own dumpfile
14969 Always allow to alter jumpsand bypass jumps.
14970 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
14971 will just find no suitable set.
14972 (pre_edge_insert): Fix dumping, this function is for PRE only.
14973 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
14974 pass_rtl_pre execute function.
14975 (hoist_code): Return non-zero if something changed. Keep track of
14976 substitutions and insertions for statistics gathering similar to PRE.
14977 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
14978 called from the pass_rtl_hoist execute function. Show pass statistics.
14979 (compute_store_table): Use max_reg_num directly instead of using the
14980 formerly global max_gcse_regno.
14981 (build_store_vectors): Likewise.
14982 (replace_store_insn): Fix dumping.
14983 (store_motion): Rename to ...
14984 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
14985 pass, called from the pass_rtl_store_motion execute function. Keep
14986 track of substitutions and insertions for statistics gathering similar
14988 (bypass_jumps): Remove, fold interesting bits into ...
14989 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
14990 from the pass_rtl_cprop execute function.
14991 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
14992 pass_jump_bypass): Remove.
14993 (gate_handle_gcse, rest_of_handle_gcse): Remove.
14994 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
14995 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
14996 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
14997 (gate_rtl_store_motion, execute_rtl_store_motion,
14998 pass_rtl_store_motion): New.
14999 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15000 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15001 * passes.c (init_optimization_passes): Remove pass_gcse and
15002 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15003 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15004 instead of pass_jump_bypass.
15006 2009-04-27 Richard Guenther <rguenther@suse.de>
15008 PR middle-end/39928
15009 * gimplify.c (gimplify_expr): If we are required to create
15010 a temporary make sure it ends up as register.
15012 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15015 * config/i386/i386.c (construct_container): Don't call
15016 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15017 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15019 2009-04-27 Michael Matz <matz@suse.de>
15021 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15022 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15023 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15024 (dump_replaceable_exprs): Take a bitmap.
15025 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15027 (expand_gimple_basic_block): Likewise.
15028 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15029 replaceable_expressions member a bitmap.
15030 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15031 (mark_replaceable): Likewise.
15032 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15033 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15035 2009-04-27 Richard Guenther <rguenther@suse.de>
15037 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15038 (verify_stmts): Dispatch to gimple/type verification code.
15039 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15040 issue with call argument types.
15042 2009-04-27 Michael Matz <matz@suse.de>
15044 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15045 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15048 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15049 Eric Botcazou <ebotcazou@adacore.com>
15051 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15052 a label's basic block.
15053 (mark_target_live_regs): Tidy and rework obsolete comments.
15054 Change back DF problem to LIVE. If a label starts a basic block,
15055 assume that all registers that used to be live then still are.
15056 (init_resource_info): If a label starts a basic block, set its
15057 BLOCK_FOR_INSN accordingly.
15058 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15060 2009-04-27 Richard Guenther <rguenther@suse.de>
15062 * tree-flow-inline.h (function_ann): Remove.
15063 (get_function_ann): Likewise.
15064 * tree-dfa.c (create_function_ann): Remove.
15065 * tree-flow.h (struct static_var_ann_d): Remove.
15066 (struct function_ann_d): Likewise.
15067 (union tree_ann_d): Remove fdecl member.
15068 (function_ann_t): Remove.
15069 (function_ann, get_function_ann, create_function_ann): Remove
15072 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15074 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15076 2009-04-27 Jan Hubicka <jh@suse.cz>
15078 * ipa-pure-const.c (struct funct_state_d): New fields
15079 state_previously_known, looping_previously_known; remove
15080 state_set_in_source.
15081 (analyze_function): Use new fields.
15082 (propagate): Avoid assumption that state_set_in_source imply
15085 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15086 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15087 * cfgloop.h (finite_loop_p): Declare.
15089 2009-04-26 Michael Matz <matz@suse.de>
15091 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15093 2009-04-26 Michael Matz <matz@suse.de>
15095 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15096 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15097 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15098 pass_mark_used_blocks): Remove.
15099 * tree-optimize.c (pass_free_datastructures,
15100 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15101 * passes.c (init_optimization_passes): Don't call
15102 pass_mark_used_blocks, remove dead code.
15104 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15106 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15107 * tree-ssa-live.h (register_ssa_partition): Likewise.
15109 2009-04-26 Michael Matz <matz@suse.de>
15112 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15113 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15114 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15116 (compare_pairs): Swap cost comparison.
15117 (coalesce_ssa_name): Don't use change_partition_var.
15118 * tree-nrv.c (struct nrv_data): Add modified member.
15119 (finalize_nrv_r): Set it.
15120 (tree_nrv): Use it to update statements.
15121 (pass_nrv): Require PROP_ssa.
15122 * tree-mudflap.c (mf_decl_cache_locals,
15123 mf_build_check_statement_for): Use make_rename_temp.
15124 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15125 * alias.c (find_base_decl): Handle SSA names.
15126 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15127 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15128 * rtl.h (set_reg_attrs_for_parm): Declare.
15129 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15130 to "optimized", remove unused locals at finish.
15131 (execute_free_datastructures): Make global, call
15132 delete_tree_cfg_annotations.
15133 (execute_free_cfg_annotations): Don't call
15134 delete_tree_cfg_annotations.
15136 * ssaexpand.h: New file.
15137 * expr.c (toplevel): Include ssaexpand.h.
15138 (expand_assignment): Handle SSA names the same as register variables.
15139 (expand_expr_real_1): Expand SSA names.
15140 * cfgexpand.c (toplevel): Include ssaexpand.h.
15141 (SA): New global variable.
15142 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15143 (SSAVAR): New macro.
15144 (set_rtl): New helper function.
15145 (add_stack_var): Deal with SSA names, use set_rtl.
15146 (expand_one_stack_var_at): Likewise.
15147 (expand_one_stack_var): Deal with SSA names.
15148 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15149 before unique numbers.
15150 (expand_stack_vars): Use set_rtl.
15151 (expand_one_var): Accept SSA names, add asserts for them, feed them
15152 to above subroutines.
15153 (expand_used_vars): Expand all partitions (without default defs),
15154 then only the local decls (ignoring those expanded already).
15155 (expand_gimple_cond): Remove edges when jumpif() expands an
15156 unconditional jump.
15157 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15158 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15160 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15161 members of SA; deal with PARM_DECL partitions here; expand
15162 all PHI nodes, free tree datastructures and SA. Commit instructions
15163 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15164 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15165 info and statements at start, collect garbage at finish.
15166 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15167 (VAR_ANN_PARTITION) Remove.
15168 (change_partition_var): Don't declare.
15169 (partition_to_var): Always return SSA names.
15170 (var_to_partition): Only accept SSA names.
15171 (register_ssa_partition): Only check argument.
15172 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15174 (delete_var_map): Don't free it.
15175 (var_union): Only accept SSA names, simplify.
15176 (partition_view_init): Mark only useful SSA names as used.
15177 (partition_view_fini): Only deal with SSA names.
15178 (change_partition_var): Remove.
15179 (dump_var_map): Use ssa_name instead of partition_to_var member.
15180 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15182 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15183 (struct _elim_graph): New member const_dests; nodes member vector of
15185 (set_location_for_edge): New static helper.
15186 (create_temp): Remove.
15187 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15188 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15189 (new_elim_graph): Allocate const_dests member.
15190 (clean_elim_graph): Truncate const_dests member.
15191 (delete_elim_graph): Free const_dests member.
15192 (elim_graph_size): Adapt to new type of nodes member.
15193 (elim_graph_add_node): Likewise.
15194 (eliminate_name): Likewise.
15195 (eliminate_build): Don't take basic block argument, deal only with
15196 partition numbers, not variables.
15197 (get_temp_reg): New static helper.
15198 (elim_create): Use it, deal with RTL temporaries instead of trees.
15199 (eliminate_phi): Adjust all calls to new signature.
15200 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15201 (rewrite_trees): Only do checking.
15202 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15203 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15204 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15205 contains_tree_r, MAX_STMTS_IN_LATCH,
15206 process_single_block_loop_latch, analyze_edges_for_bb,
15207 perform_edge_inserts): Remove.
15208 (expand_phi_nodes): New global function.
15209 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15210 functions, initialize new parameter, remember partitions having a
15212 (finish_out_of_ssa): New global function.
15213 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15214 don't reset in_ssa_p here, don't disable TER when mudflap.
15215 (pass_del_ssa): Remove.
15216 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15218 (execute_free_datastructures): Declare.
15219 * Makefile.in (SSAEXPAND_H): New variable.
15220 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15221 * basic-block.h (commit_one_edge_insertion): Declare.
15222 * passes.c (init_optimization_passes): Move pass_nrv and
15223 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15224 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15225 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15226 (redirect_branch_edge): Deal with super block when expanding, split
15227 out jump patching itself into ...
15228 (patch_jump_insn): ... here, new static helper.
15230 2009-04-26 Michael Matz <matz@suse.de>
15232 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15233 beyond num_ssa_names.
15234 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15235 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15237 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15239 PR inline-asm/39543
15240 * fwprop.c (forward_propagate_asm): New function.
15241 (forward_propagate_and_simplify): Propagate also into __asm, if it
15242 doesn't increase the number of referenced registers.
15245 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15247 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15249 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15250 note_nonlocal_vla_type for nonlocal VLAs.
15251 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15252 contains_remapped_vars, remap_vla_decls): New functions.
15253 (convert_nonlocal_reference_stmt): If not optimizing, call
15254 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15255 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15256 if it wasn't found in var_map.
15257 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15258 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15259 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15261 * gimplify.c (nonlocal_vlas): New variable.
15262 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15264 (gimplify_body): Create and destroy nonlocal_vlas.
15266 * dwarf2out.c (loc_descr_plus_const): New function.
15267 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15268 mem_loc_descriptor, loc_descriptor_from_tree_1,
15269 descr_info_loc, gen_variable_die): Use it.
15271 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15272 !TREE_STATIC VAR_DECLs.
15273 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15274 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15275 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15276 DECL_BY_REFERENCE is valid.
15277 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15278 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15279 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15280 Copy DECL_BY_REFERENCE.
15281 (struct nesting_copy_body_data): New type.
15282 (nesting_copy_decl): New function.
15283 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15284 if they have variable length.
15286 2009-04-26 Michael Matz <matz@suse.de>
15288 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15289 mark new temporaries for renaming.
15291 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15294 * c-decl.c (global_bindings_p): Return negative value.
15295 (c_variable_size): New. Based on variable_size from
15297 (grokdeclarator): Call c_variable_size not variable_size.
15299 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15303 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15305 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15306 Redefine it to just use mingw/include.
15307 (ASM_SPEC): Rules for -m32 and -m64.
15308 (LINK_SPEC): Use Likewise.
15309 (SPEC_32): New define.
15310 (SPEC_64): Likewise.
15311 (SUB_LINK_SPEC): Likewise.
15312 (MULTILIB_DEFAULTS): New define.
15313 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15314 Add multilib options.
15315 (MULTILIB_DIRNAMES): Likewise.
15316 (MULTILIB_OSDIRNAMES): Likewise.
15317 (LIBGCC): Likewise.
15318 (INSTALL_LIBGCC): Likewise.
15320 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15323 * c-tree.h (enum c_inline_static_type): New.
15324 (record_inline_static): Declare.
15325 * c-decl.c (struct c_inline_static, c_inline_statics,
15326 record_inline_static, check_inline_statics): New.
15327 (pop_file_scope): Call check_inline_statics.
15328 (start_decl): Call record_inline_static instead of pedwarning
15329 directly for static in inline function.
15330 * c-typeck.c (build_external_ref): Call record_inline_static
15331 instead of pedwarning directly for static referenced in inline
15334 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15336 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15337 not new but only being rescanned.
15338 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15339 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15340 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15341 record_set_info, compute_set, grealloc): Remove.
15342 (recompute_all_luids): New function.
15343 (gcse_main): Don't compute sets, and don't do related memory
15344 allocations/free-ing. If something changed before the end of the
15345 pass, update LUIDs using recompute_all_luids.
15346 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15347 (free_gcse_mem): Don't free it either.
15348 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15349 Use the df insn LUIDs.
15350 (load_killed_in_block): Likewise.
15351 (compute_hash_table_work): Don't compute reg_set_in_block.
15352 (compute_transp): Use DF_REG_DEF_CHAINs.
15353 (local_cprop_pass): Don't use compute_sets and related functions.
15354 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15355 Use get_max_uid() instead of max_cuid.
15356 (insert_insn_end_basic_block, pre_insert_copy_insn,
15357 update_ld_motion_stores): Don't try to
15358 keep reg_set tables up to date.
15359 (pre_insert_copies): Use df insn LUIDs.
15360 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15361 (reg_set_info): Don't use extra bitmap argument.
15362 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15363 information to compute regs_set_in_block.
15364 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15365 (bypass_jumps): Don't use compute_sets and friends.
15367 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15370 * opts.c (undocumented_msg): Do not leave blank even with
15373 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15375 * c-decl.c (build_enumerator): Allow values folding to integer
15376 constants but not integer constant expressions with a pedwarn if
15379 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15382 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15383 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15384 type is an integer constant.
15386 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15389 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15392 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15395 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15396 with variably modified return type and no storage class
15397 specifiers, except for the case of nested functions. Distinguish
15398 extern declarations of functions with variably modified return
15399 types from those of objects with variably modified types.
15401 2009-04-25 Jan Hubicka <jh@suse.cz>
15403 * tree.c (list_equal_p): New function.
15404 * tree.h (list_equal_p): Declare.
15405 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15406 basic_block_def, basic_block, const_basic_block): New.
15407 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15408 (redirect_eh_edge): New function.
15409 (make_eh_edge_update_phi): EH edges are not abnormal.
15410 * except.c: Include tree-flow.h.
15411 (list_match): New function.
15412 (eh_region_replaceable_by_p): New function.
15413 (replace_region): New function.
15414 (hash_type_list): New function.
15415 (hash_eh_region): New function.
15416 (eh_regions_equal_p): New function.
15417 (merge_peers): New function.
15418 (remove_unreachable_regions): Verify EH tree when checking;
15420 (copy_eh_region_1): New function.
15421 (copy_eh_region): New function.
15422 (push_reachable_handler): New function.
15423 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15424 regions without label but with live RESX.
15425 * except.h (redirect_eh_edge_to_label): New.
15426 * tree-flow.h (redirect_eh_edge): New.
15427 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15428 basic_block_def, basic_block, const_basic_block): Remove.
15429 * Makefile.in (except.o): Add dependency on tree-flow.h
15430 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15431 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15434 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15437 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15438 on the destination of memcpy.
15440 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15442 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15443 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15444 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15446 2009-04-25 Jan Hubicka <jh@suse.cz>
15448 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15449 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15450 to be reached by different label than left.
15451 (update_eh_edges): Update comment; remove edge_to_remove if possible
15452 and return true if suceeded.
15453 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15454 (cleanup_eh): Compute sharing map.
15455 * except.c (remove_eh_handler_and_replace): Add argument if we should
15457 (remove_unreachable_regions): Update for label sharing.
15458 (label_to_region_map): Likewise.
15459 (get_next_region_sharing_label): New function.
15460 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15462 (remove_eh_handler): Update.
15463 (remove_eh_region_and_replace_by_outer_of): New function.
15464 * except.h (struct eh_region): Add next_region_sharing_label.
15465 (remove_eh_region_and_replace_by_outer_of,
15466 get_next_region_sharing_label): Declare.
15467 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15469 2009-04-25 Jan Hubicka <jh@suse.cz>
15471 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15472 insert code even if they are not critical.
15474 2009-04-25 Jan Hubicka <jh@suse.cz>
15476 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15477 (gimple_can_remove_branch_p): EH edges won't remove branch by
15479 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15480 updating of non-abnormal EH edges.
15481 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15482 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15483 (split_critical_edges): Split also edges where emitting code on them
15484 will lead to splitting later.
15486 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15487 H.J. Lu <hongjiu.lu@intel.com>
15490 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15491 the configured assembler supports fildq and fistpq mnemonics.
15492 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15493 * configure: Regenerated.
15494 * config.in: Ditto.
15496 * config/i386/i386.c (print_operand): Handle 'Z'.
15497 ['z']: Remove handling of special fild/fist suffixes.
15498 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15499 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15500 suffix of fild insn.
15501 (*floatsi<mode>2_vector_mixed): Ditto.
15502 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15503 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15504 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15505 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15506 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15508 2009-04-25 Ben Elliston <bje@au.ibm.com>
15510 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15511 the source of a set operation.
15513 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15515 * target.h (struct gcc_target): Add case_values_threshold field.
15516 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15517 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15518 * targhooks.c (default_case_values_threshold): New function.
15519 * targhooks.h (default_case_values_threshold): Declare function.
15520 * stmt.c (expand_case): Use case_values_threshold target hook.
15521 * expr.h (case_values_threshold): Remove declartation.
15522 * expr.c (case_values_threshold): Remove function.
15523 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15525 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15526 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15527 (avr_case_values_threshold): Declare as static.
15528 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15530 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15531 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15532 (mn10300_case_values_threshold): New function.
15534 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15536 * ira.c (setup_cover_and_important_classes): Add enum cast.
15538 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15540 * genpreds.c (write_enum_constraint_num): Output definition of
15541 CONSTRAINT_NUM_DEFINED_P macro.
15542 * ira.c (setup_cover_and_important_classes): Use
15543 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15545 2009-04-24 DJ Delorie <dj@redhat.com>
15547 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15548 __SH2A_SINGLE_ONLY__ also.
15550 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15552 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15553 (movdf_internal): Ditto.
15554 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15555 SFmode and DFmode constants.
15556 (ia64_print_operand): Add 'G' format for printing
15557 floating point constants.
15559 2009-04-24 Richard Guenther <rguenther@suse.de>
15561 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15562 from unsigned additions.
15564 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15566 * c-typeck.c (set_init_index): Allow array designators that are
15567 not integer constant expressions with a pedwarn if pedantic.
15569 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15571 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15572 zero if no overlap in nonzero bits between the operands.
15574 2009-04-24 Ian Lance Taylor <iant@google.com>
15576 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15577 (record_dead_and_set_regs): Likewise.
15578 * df.h (struct df_mw_hardreg): Change flags field to int.
15579 (struct df_base_ref): Likewise.
15580 (struct df): Change changeable_flags field to int.
15581 * df-scan.c (df_defs_record): Change clobber_flags to int.
15582 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15583 constants rather than #define macros.
15584 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15585 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15586 (enum dwarf_calling_convention): Likewise.
15587 (enum dwarf_line_number_x_ops): Likewise.
15588 (enum dwarf_call_frame_info): Likewise.
15589 (enum dwarf_source_language): Likewise.
15590 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15591 (add_calling_convention_attribute): Likewise.
15592 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15593 (combine_comparisons): Change compcode to int. Add cast to enum type.
15594 * genrecog.c (maybe_both_true_2): Change c to int.
15595 (write_switch): Likewise. Add cast to enum type.
15596 * gimplify.c (gimplify_omp_for): Handle return values from
15597 gimplify_expr using MIN rather than bitwise or.
15598 (gimplify_expr): Add cast to enum type.
15599 * ipa-prop.c (update_jump_functions_after_inlining): Change
15600 IPA_BOTTOM to IPA_JF_UNKNOWN.
15601 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15602 Add casts to enum type.
15603 (setup_cover_and_important_classes): Change cl to int. Add casts
15605 (setup_class_translate): Change cl and mode to int.
15606 (ira_init_once): Change mode to int.
15607 (free_register_move_costs): Likewise.
15608 (setup_prohibited_mode_move_regs): Add casts to enum type.
15609 * langhooks.c (add_builtin_function_common): Rework assertion that
15610 value fits bitfield.
15611 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15612 * omega.c (omega_do_elimination): Avoid math on enum types.
15613 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15614 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15615 int local to handle integral_argment value.
15616 * regmove.c (try_auto_increment): Change PUT_MODE to
15618 * reload.c (push_secondary_reload): Add casts to enum type.
15619 (secondary_reload_class, find_valid_class): Likewise.
15620 * reload1.c (emit_input_reload_insns): Likewise.
15621 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15622 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15623 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15625 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15626 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15628 (expand_complex_libcall): Add casts to enum type.
15629 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15630 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15631 with ERROR_MARK, not NUM_TREE_CODES.
15632 (vect_create_epilog_for_reduction): Likewise.
15633 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15634 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15635 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15637 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15638 vect_unused_in_loop. Change 0 to loop_vect.
15639 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15640 * var-tracking.c (get_init_value): Change return type to enum
15642 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15643 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15645 (arm_override_options): Add casts to enum type.
15646 (arm_emit_tls_decoration): Likewise.
15647 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15649 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15650 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15651 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15653 * config/s390/s390.c (code_for_builtin_64): Change to array of
15655 (code_for_builtin_31): Likewise.
15656 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15658 * config/sparc/sparc.c (sparc_override_options): Change value
15659 field in struct code_model to enum cmodel. In initializer change
15660 0 to NULL and add cast to enum type.
15662 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15663 Change all callers. Issue a -Wc++-compat warning using
15664 lhs_origtype if necessary.
15665 (convert_for_assignment): Issue -Wc++-compat warnings about
15666 invalid conversions to enum type on assignment.
15667 * c-common.h (build_modify_expr): Update declaration.
15669 2009-04-24 Nick Clifton <nickc@redhat.com>
15671 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15672 (function_arg_advance): Likewise.
15673 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15676 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15678 * config/s390/constraints.md ('I', 'J'): Fix condition.
15680 2009-04-24 Diego Novillo <dnovillo@google.com>
15682 * gengtype-parse.c (parse_error): Add newline after message.
15684 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15686 * config/i386/sse.md (avxmodesuffixs): Removed.
15687 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15688 (*avx_pinsr<ssevecsize>): This.
15690 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15692 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15693 follow chains of regs with a single definition, and allow expressions
15694 that are function_invariant_p.
15695 (simple_rhs_p): Allow expressions that are function_invariant_p.
15697 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15699 PR middle-end/39867
15700 * fold-const.c (fold_cond_expr_with_comparison): When folding
15701 > and >= to MAX, make sure the MAX uses the same type as the
15702 comparison's operands.
15704 2009-04-24 Nick Clifton <nickc@redhat.com>
15706 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15707 addressing for DImode accesses.
15708 (frv_print_operand_address): Handle PLUS case.
15709 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15711 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15713 PR rtl-optimization/39794
15714 * alias.c (canon_true_dependence): Add x_addr argument.
15715 * rtl.h (canon_true_dependence): Adjust prototype.
15716 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15717 * cselib.c (cselib_invalidate_mem): Likewise.
15718 * gcse.c (compute_transp): Likewise.
15719 * dse.c (scan_reads_nospill): Likewise.
15720 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15721 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15722 canon_base_addr of the group, plus optional offset.
15723 (struct group_info): Rename canon_base_mem to
15725 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15726 canon_rtx of base_mem.
15728 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15730 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15731 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15733 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15735 * config/spu/spu-builtins.h: Delete file.
15737 * config/spu/spu.h (enum spu_builtin_type): Move here from
15739 (struct spu_builtin_description): Likewise. Add GTY marker.
15740 Do not use enum spu_function_code or enum insn_code.
15741 (spu_builtins): Add extern declaration.
15743 * config/spu/spu.c: Do not include "spu-builtins.h".
15744 (enum spu_function_code, enum spu_builtin_type_index,
15745 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15746 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15747 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15748 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15749 (spu_builtin_types): Make static. Add GTY marker.
15750 (spu_builtins): Add extern declaration with GTY marker.
15751 Include "gt-spu.h".
15753 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15754 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15755 Check programmatically whether all parameters are scalar.
15757 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15759 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15761 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15762 assignment from the constructor either if the target is volatile.
15764 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15766 * config/arm/arm.md (insv): Do not share operands[0].
15768 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15770 * config/vxlib-tls.c (active_tls_threads): Delete.
15771 (delete_hook_installed): New.
15772 (tls_delete_hook): Don't delete the delete hook.
15773 (tls_destructor): Delete it here.
15774 (__gthread_set_specific): Adjust installing the delete hook.
15775 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15776 __gthread_leave_tsd_dtor_context.
15778 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15780 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15782 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15784 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15786 (alpha_rtx_costs): Ditto.
15787 (emit_unlikely_jump): Use add_reg_note.
15788 (emit_frame_store_1): Ditto.
15789 (alpha_expand_prologue): Ditto.
15790 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15791 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15793 2009-04-23 Nick Clifton <nickc@redhat.com>
15795 * config/v850/v850.md (epilogue): Remove suppressed code.
15796 (return): Rename to return_simple and remove test of frame size.
15797 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15798 to gen_return_simple.
15800 2009-04-22 Jing Yu <jingyu@google.com>
15803 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15805 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15808 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15809 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15810 value is a VECTOR_CST, the element type is the element type of the
15813 2009-04-22 DJ Delorie <dj@redhat.com>
15815 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15817 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15819 * alias.c (find_base_term): Move around LO_SUM case, so that
15820 CONST falls through into PLUS/MINUS handling.
15823 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15824 into 0, use omit_one_operand.
15826 2009-04-23 Ben Elliston <bje@au.ibm.com>
15828 * config/rs6000/linux-unwind.h (get_regs): Remove type
15829 puns. Change the type of `pc' to an array of unsigned ints and
15830 update all users. Constify frame24.
15832 2009-04-22 DJ Delorie <dj@redhat.com>
15834 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15835 declarations before code.
15836 (current_function_special_page_vector): Likewise.
15837 (m32c_expand_insv): Silence a warning.
15839 2009-04-21 Taras Glek <tglek@mozilla.com>
15841 * alias.c: Update GTY annotations to new syntax.
15842 * basic-block.h: Likewise.
15843 * bitmap.h: Likewise.
15844 * c-common.h: Likewise.
15845 * c-decl.c: Likewise.
15846 * c-parser.c: Likewise.
15847 * c-pragma.c: Likewise.
15848 * c-tree.h: Likewise.
15849 * cfgloop.h: Likewise.
15850 * cgraph.h: Likewise.
15851 * config/alpha/alpha.c: Likewise.
15852 * config/arm/arm.h: Likewise.
15853 * config/avr/avr.h: Likewise.
15854 * config/bfin/bfin.c: Likewise.
15855 * config/cris/cris.c: Likewise.
15856 * config/darwin.c: Likewise.
15857 * config/frv/frv.c: Likewise.
15858 * config/i386/i386.c: Likewise.
15859 * config/i386/i386.h: Likewise.
15860 * config/i386/winnt.c: Likewise.
15861 * config/ia64/ia64.h: Likewise.
15862 * config/iq2000/iq2000.c: Likewise.
15863 * config/mips/mips.c: Likewise.
15864 * config/mmix/mmix.h: Likewise.
15865 * config/pa/pa.c: Likewise.
15866 * config/pa/pa.h: Likewise.
15867 * config/rs6000/rs6000.c: Likewise.
15868 * config/s390/s390.c: Likewise.
15869 * config/sparc/sparc.c: Likewise.
15870 * config/xtensa/xtensa.c: Likewise.
15871 * cselib.h: Likewise.
15872 * dbxout.c: Likewise.
15873 * dwarf2out.c: Likewise.
15874 * except.c: Likewise.
15875 * except.h: Likewise.
15876 * fixed-value.h: Likewise.
15877 * function.c: Likewise.
15878 * function.h: Likewise.
15879 * gimple.h: Likewise.
15880 * integrate.c: Likewise.
15881 * optabs.c: Likewise.
15882 * output.h: Likewise.
15883 * real.h: Likewise.
15885 * stringpool.c: Likewise.
15886 * tree-data-ref.c: Likewise.
15887 * tree-flow.h: Likewise.
15888 * tree-scalar-evolution.c: Likewise.
15889 * tree-ssa-address.c: Likewise.
15890 * tree-ssa-alias.h: Likewise.
15891 * tree-ssa-operands.h: Likewise.
15892 * tree.c: Likewise.
15893 * tree.h: Likewise.
15894 * varasm.c: Likewise.
15895 * varray.h: Likewise.
15897 * coretypes.h: Do not define GTY macro if it is already defined.
15898 * doc/gty.texi: Update GTY documentation to new syntax.
15899 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15900 annotations on structs.
15901 * gengtype-parse.c: Likewise.
15903 2009-04-22 Mark Heffernan <meheff@google.com>
15905 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15907 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15909 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15912 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15914 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15915 the same as a PLUS without a shift. Increase the cost of a
15918 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15920 * Makefile.in: Update dependencies.
15921 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15922 * errors.h: Remove bogus comment about compatibility.
15923 (warning): Update declaration.
15924 * genautomata.c: Update all calls to warning.
15925 * gimple.c: Do not include errors.h. Include toplev.h.
15926 * tree-ssa-structalias.c: Do not include errors.h.
15927 * omega.c: Likewise.
15928 * tree-ssa-reassoc.c: Likewise.
15929 * config/spu/spu-c.c: Likewise.
15930 * config/spu/t-spu-elf: Update dependencies.
15932 2009-04-22 Richard Guenther <rguenther@suse.de>
15934 PR tree-optimization/39824
15935 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15936 make sure the types are compatible.
15938 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15941 * c-common.c (c_parse_error): Take a token_flags parameter.
15942 Use token_type for the token type instead.
15943 Pass token_flags to cpp_type2name.
15944 * c-common.h (c_parse_error): Update declaration.
15945 * c-parser.c (c_parser_error): Pass 0 as token flags.
15947 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15949 PR rtl-optimization/39580
15950 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15952 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15954 * function.c (expand_function_end): Do not emit a jump to the "naked"
15955 return label for fall-through returns.
15956 * except.c (sjlj_emit_function_exit): Always place the call to the
15957 unregister function at the location installed by expand_function_end.
15959 2009-04-22 Richard Guenther <rguenther@suse.de>
15961 PR tree-optimization/39845
15962 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
15963 (gen_inbound_check): Likewise.
15965 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
15967 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
15969 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
15970 * config/vxlib.c (__gthread_once): Add race guard for PPC.
15972 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15974 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
15975 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
15976 shift counts to avoid out-of-bounds array accesses.
15978 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15980 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
15981 (Pmode): Move above.
15983 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
15985 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
15986 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
15987 GET_CODE macro. Use IN_RANGE macro where appropriate.
15988 * config/alpha/alpha.h: Ditto.
15989 * config/alpha/alpha.md: Ditto.
15990 * config/alpha/constraints.md: Ditto.
15991 * config/alpha/predicates.md: Ditto.
15993 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15995 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
15996 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15997 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15998 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15999 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16000 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16001 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16002 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16003 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16004 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16005 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16006 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16007 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16008 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16009 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16010 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16011 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16012 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16013 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16014 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16015 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16016 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16017 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16018 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16019 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16020 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16021 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16023 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16025 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16026 references from comments.
16027 * cfgbuild.c: (count_basic_blocks): Delete.
16028 (find_basic_blocks_1): Delete.
16029 (find_basic_blocks): Delete.
16030 * except.c (finish_eh_generation): Make static. Move comment from
16031 except.h here. Remove find_basic_blocks references from comments.
16032 * except.h (finish_eh_generation): Delete.
16033 * basic-block.h (find_basic_blocks): Delete.
16034 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16036 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16038 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16039 (sdbout_parms): Likewise.
16041 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16043 * config/sh/sh.c (prepare_cbranch_operands): Use
16044 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16045 (expand_cbranchdi4): Likewise.
16046 (from_compare): Add cast to enum type.
16047 (expand_cbranchsi4): Use add_reg_note.
16048 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16049 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16050 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16051 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16052 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16053 instead of CODE_FOR_nothing.
16054 (cbranchdi4): Likewise. Fix the order of arguments for
16056 (push_fpscr): Use add_reg_note.
16057 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16058 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16060 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16062 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16063 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16064 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16065 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16066 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16067 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16068 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16069 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16070 config/alpha/x-vms, config/arc/t-arc,
16071 config/arm/README-interworking, config/arm/arm-c.c,
16072 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16073 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16074 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16075 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16076 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16077 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16078 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16079 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16080 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16081 config/cris/t-elfmulti, config/crx/t-crx,
16082 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16083 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16084 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16085 config/h8300/t-h8300, config/i386/athlon.md,
16086 config/i386/darwin-libgcc.10.4.ver,
16087 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16088 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16089 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16090 config/i386/t-linux64, config/i386/t-nwld,
16091 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16092 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16093 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16094 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16095 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16096 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16097 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16098 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16099 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16100 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16101 config/m68k/t-uclinux, config/mcore/t-mcore,
16102 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16103 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16104 config/mips/crtn.asm, config/mips/irix-crti.asm,
16105 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16106 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16107 config/mips/mips-fixed.md, config/mips/sb1.md,
16108 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16109 config/mips/t-iris6, config/mips/t-isa3264,
16110 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16111 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16112 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16113 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16114 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16115 config/mn10300/t-linux, config/mn10300/t-mn10300,
16116 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16117 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16118 config/picochip/libgccExtras/clzsi2.asm,
16119 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16120 config/rs6000/darwin-libgcc.10.4.ver,
16121 config/rs6000/darwin-libgcc.10.5.ver,
16122 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16123 config/rs6000/t-aix43, config/rs6000/t-aix52,
16124 config/rs6000/t-darwin, config/rs6000/t-fprules,
16125 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16126 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16127 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16128 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16129 config/rs6000/t-rtems, config/rs6000/t-spe,
16130 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16131 config/score/t-score-elf, config/sh/divcost-analysis,
16132 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16133 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16134 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16135 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16136 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16137 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16138 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16139 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16140 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16141 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16142 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16143 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16144 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16145 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16146 * config/h8300/genmova.sh: Include copyright and license notices
16147 in generated output.
16148 * config/h8300/mova.md: Regenerate.
16149 * doc/install.texi2html: Include word "Copyright" in copyright
16150 notice and use name "Free Software Foundation, Inc.".
16151 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16152 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16153 ChangeLog-2007, ChangeLog-2008: Correct dates.
16155 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16157 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16158 NE_EXPR operations as well.
16159 * c-parser.c (c_parser_condition): Do not set location information on
16161 (c_parser_conditional_expression): Likewise.
16162 (c_parser_binary_expression): Set location information on operators.
16163 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16164 TRUTH_NOT_EXPR has been folded.
16165 * fold-const.c (fold_truth_not_expr): Copy location information from
16166 the incoming expression to the outgoing one.
16167 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16168 recursive calls on the LHS of the operator but pass that of the
16169 operator to recursive calls on the RHS of the operator. Set it
16171 (shortcut_cond_expr): Set the locus of the operator on the second
16172 COND_EXPR and that of the expression on the first in degenerate cases.
16173 Pass the locus of the expression to calls to shortcut_cond_r.
16174 Set the locus of the 'then' block on the associated jump, if any.
16175 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16176 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16177 expression to call to gimplify_boolean_expr.
16179 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16181 * config.gcc: Add additional configuration for
16182 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16183 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16184 (CPP_SPEC): Redefine for allowing -municode option.
16185 (STARTFILE_SPEC): Likewise.
16186 * config/i386/t-mingw-w64: New.
16187 * config/i386/mingw-w64.opt: New.
16188 (municode): Add new target option.
16189 * doc/invoke.texi (municode): Add documentation for new option.
16191 2009-04-21 Ian Lance Taylor <iant@google.com>
16193 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16194 Correct test for number of arguments.
16195 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16197 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16199 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16200 argument of emit_library_call.
16202 2009-04-21 Richard Guenther <rguenther@suse.de>
16204 PR middle-end/39829
16205 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16206 inside VIEW_CONVERT_EXPRs.
16208 2009-04-21 Martin Jambor <mjambor@suse.cz>
16210 * tree-switch-conversion.c (build_constructors): Split a long line.
16211 (constructor_contains_same_values_p): New function.
16212 (build_one_array): Create assigns of constants if possible, do not
16213 call mark_sym_for_renaming, call update_stmt.
16214 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16215 make_rename_temp. Do not call mark_symbols_for_renaming, call
16217 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16218 find_new_referenced_vars, call update_stmt.
16219 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16220 instead of calling make_rename_temp. Do not call
16221 find_new_referenced_vars or mark_symbols_for_renaming, call
16224 2009-04-21 Richard Guenther <rguenther@suse.de>
16226 PR tree-optimization/39827
16227 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16228 (tree_ssa_phiprop): Pass the correct array size.
16230 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16232 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16234 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16237 * c-typeck.c (lvalue_p): Move declaration ...
16238 * c-common.h (lvalue_p): ... to here.
16239 * c-common.c (candidate_equal_p): New.
16240 (add_tlist): Use it.
16241 (merge_tlist): Use it.
16242 (warn_for_collisions_1): Likewise.
16243 (warning_candidate_p): Accept more candidates.
16244 (verify_tree): A warning candidate can be an expression. Use
16247 2009-04-21 Ben Elliston <bje@au.ibm.com>
16250 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16251 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16252 options. Remove -mcall-solaris documentation.
16254 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16257 * doc/invoke.texi (-Wlong-long): Update description.
16258 * c-lex (interpret_integer): Only warn if there was no previous
16259 overflow and -Wlong-long is enabled.
16260 * c-decl.c (declspecs_add_type): Drop redundant flags.
16261 * c.opt (Wlong-long): Init to -1.
16262 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16263 and front-end warn_long_long. Wlong-long only depends on other
16264 flags if it is uninitialized.
16265 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16266 the same for CPP and FE.
16267 (restore_extension_diagnostics): Likewise.
16269 2009-04-20 Ian Lance Taylor <iant@google.com>
16271 Fix enum conversions which are invalid in C++:
16272 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16273 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16274 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16275 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16276 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16277 (dbxout_parms): Likewise.
16278 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16279 (df_clear_flags): Likewise.
16280 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16281 top_flag parameter to int.
16282 (df_chain_create_bb_process_use): Likewise.
16283 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16285 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16286 (df_ref_create_structure, df_def_record_1): Likewise.
16287 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16288 (df_notes_rescan): Change 0 to VOIDmode in function call.
16289 (df_get_call_refs, df_insn_refs_collect): Likewise.
16290 (df_bb_regs_collect): Likewise.
16291 (df_entry_block_defs_collect): Likewise.
16292 (df_exit_block_uses_collect): Likewise.
16293 * df.h: Update declarations.
16294 * double-int.c (double_int_divmod): Add cast to enum type.
16295 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16296 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16297 (based_loc_descr): Likewise.
16298 (loc_descriptor_from_tree_1): Change first_op and second_op to
16299 enum dwarf_location_atom. Add cast to enum type.
16300 * expmed.c (init_expmed): Change 0 to SET in function call.
16301 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16302 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16303 (do_store_flag): Likewise.
16304 * fixed-value.h (struct fixed_value): Change mode to enum
16306 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16307 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16309 (insert_insn_decl, insert_decl, insert_state): Likewise.
16310 (automata_list_finish): Likewise.
16311 * genrecog.c (process_define_predicate): Add cast to enum type.
16312 * gensupport.c (init_predicate_table): Add cast to enum type.
16313 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16315 (gimple_build_call_1, gimple_build_label): Likewise.
16316 (gimple_build_goto, gimple_build_asm_1): Likewise.
16317 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16318 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16319 (enum fallback): Rename from enum fallback_t.
16320 (fallback_t): Typedef as int.
16321 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16322 GSI_SAME_STMT in function call.
16323 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16325 (setup_reg_class_relations): Likewise.
16326 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16327 (setup_prohibited_class_mode_regs): Add cast to enum type.
16328 (setup_prohibited_mode_move_regs): Likewise.
16329 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16330 (record_address_regs): Change i to enum reg_class.
16331 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16332 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16333 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16334 (GET_MODE_2XWIDER_MODE): Likewise.
16335 (GET_CLASS_NARROWEST_MODE): Likewise.
16336 * omp-low.c (expand_omp_for): Add cast to enum type.
16337 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16338 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16339 * postreload.c (reload_cse_simplify_operands): Change rclass local
16341 * predict.c (combine_predictions_for_insn): Change best_predictor
16342 and predictor to enum br_predictor.
16343 (combine_predictions_for_bb): Likewise.
16344 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16345 use SET_PREDICT_EXPR_OUTCOME.
16346 * real.c (real_arithmetic): Change icode to code in function call.
16347 * reginfo.c (init_move_cost): Add casts to enum type.
16348 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16349 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16351 * reload.c (find_valid_class): Add casts to enum type.
16352 (push_reload): Change 0 to NO_REGS in function call.
16353 (find_reloads): Change this_alternative to array of enum
16354 reg_class. Remove some now-unnecessary casts.
16355 (make_memloc): Change 0 to VOIDmode in function call.
16356 * reload1.c (reload): Change 0 to VOIDmode in function call.
16357 (eliminate_regs_1, elimination_effects): Likewise.
16358 (eliminate_regs_in_insn): Likewise.
16359 (emit_input_reload_insns): Add cast to enum type.
16360 (delete_output_reload): Change 0 to VOIDmode in function call.
16361 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16362 to enum type in function call.
16363 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16364 (SET_PREDICT_EXPR_OUTCOME): Define.
16365 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16366 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16367 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16368 (dump_function): Likewise.
16369 * tree-dump.h: Update declarations.
16370 * tree-pass.h: Update declarations.
16371 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16372 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16374 (arm_rtx_costs_1): Correct parenthesization.
16375 (arm_rtx_costs): Add casts to enum type.
16376 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16377 (vfp_emit_fstmd): Use add_rg_note.
16378 (emit_multi_reg_push, emit_sfm): Likewise.
16379 (thumb_set_frame_pointer): Likewise.
16380 (arm_expand_prologue): Likewise.
16381 (arm_regno_class): Change return type to enum reg_class.
16382 (thumb1_expand_prologue): Use add_reg_note.
16383 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16384 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16386 * config/arm/gentune.sh: Add cast to enum type.
16387 * config/arm/arm-tune.md: Rebuild.
16388 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16389 (ix86_split_fp_branch, predict_jump): Likewise.
16390 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16391 insn_code to enum rtx_code.
16392 (ix86_builtin_vectorized_function): Add cast to enum type.
16393 * config/i386/i386.md (truncdfsf2): Change slot to enum
16395 (truncxf<mode>2, isinf<mode>2): Likewise.
16396 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16398 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16399 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16400 (insert_bundle_state): Change 1 to INSERT in function call.
16401 (ia64_add_bundle_selector_before): Likewise.
16402 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16403 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16404 (restore_stack_nonlocal): Likewise.
16405 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16407 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16409 (mips_rtx_costs): Likewise.
16410 (mips_override_options): Add casts to enum type.
16411 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16413 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16414 (store_reg, set_reg_plus_d): Likewise.
16415 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16416 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16418 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16420 (emit_unlikely_jump): Use add_reg_note.
16421 (rs6000_emit_allocate_stack): Likewise.
16422 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16423 (output_toc): Change 1 to INSERT in function call.
16424 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16425 (rs6000_initialize_trampoline): Likewise.
16426 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16428 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16429 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16430 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16431 (save_gprs): Use add_reg_note.
16432 (s390_emit_prologue): Likewise.
16433 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16434 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16435 (sparc_fold_builtin): Add cast to enum type.
16436 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16438 (spu_expand_prologue): Use add_reg_note.
16439 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16441 2009-04-20 Ian Lance Taylor <iant@google.com>
16443 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16444 (c_parser_postfix_expression_after_primary): Get VEC for list of
16445 arguments. Get original types of arguments. Call
16446 build_function_call_vec.
16447 (cached_expr_list_1, cached_expr_list_2): New static variables.
16448 (c_parser_expr_list): Change return type to VEC *. Add
16449 p_orig_types parameter. Change all callers.
16450 (c_parser_release_expr): New static function.
16451 (c_parser_vec_to_tree_list): New static function.
16452 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16453 call build_function_call_vec.
16454 (build_function_call_vec): New function, based on old
16455 build_function_call.
16456 (convert_arguments): Remove nargs and argarray parameters. Change
16457 values to a VEC. Add origtypes parameter.
16458 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16459 (convert_for_assignment): Add origtype parameter. Change all
16460 callers. If warn_cxx_compat, check for conversion to an enum
16461 type when calling a function.
16462 (store_init_value): Add origtype parameter. Change all callers.
16463 (digest_init): Likewise.
16464 (struct init_node): Add origtype field.
16465 (add_pending_init): Add origtype parameter. Change all callers.
16466 (output_init_element): Likewise.
16467 (output_pending_init_elements): Pass origtype from init_node to
16468 output_init_element.
16469 (process_init_element): Pass origtype from c_expr to
16470 output_init_element.
16471 (c_finish_return): Add origtype parameter. Change all callers.
16472 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16474 (sync_resolve_params): Likewise.
16475 (sync_resolve_return): Change params to first_param. Change caller.
16476 (resolve_overloaded_builtins): Change params to VEC *. Change
16477 callers. Save first parameter around call to build_function_call_vec.
16478 * c-decl.c (finish_decl): Add origtype parameter. Change all
16479 callers. Call build_function_call_vec rather than
16480 build_function_call for cleanup.
16481 * c-tree.h: Update declarations.
16482 * c-common.h: Update declarations.
16483 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16484 params to first_param.
16485 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16486 params parameter from tree to void *.
16487 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16488 Change arglist parameter to have type void *, and to be a pointer
16490 * config/rs6000/rs6000-protos.h
16491 (altivec_resolve_overloaded_builtin): Update declaration.
16492 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16493 fnargs parameter to have type void *, and to be a pointer to a
16494 VEC. Call build_function_call_vec instead of
16495 build_function_call.
16496 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16498 2009-04-20 Joey Ye <joey.ye@intel.com>
16499 Xuepeng Guo <xuepeng.guo@intel.com>
16500 H.J. Lu <hongjiu.lu@intel.com>
16502 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16504 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16505 (IX86_LEA_PRIORITY): Likewise.
16506 (distance_non_agu_define): New function.
16507 (distance_agu_use): Likewise.
16508 (ix86_lea_for_add_ok): Likewise.
16509 (ix86_dep_by_shift_count): Likewise.
16511 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16512 should split for LEA.
16514 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16516 (ix86_dep_by_shift_count): Likewise.
16518 2009-04-20 Richard Guenther <rguenther@suse.de>
16520 * expr.c (handled_component_p): Move ...
16521 * tree.h (handled_component_p): ... here.
16522 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16523 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16524 and REALPART_EXPR to be in one group.
16526 2009-04-20 Richard Guenther <rguenther@suse.de>
16528 * basic-block.h (get_all_dominated_blocks): Declare.
16529 * dominance.c (get_all_dominated_blocks): New function.
16530 * tree-cfg.c (get_all_dominated_blocks): Remove.
16531 (remove_edge_and_dominated_blocks): Adjust.
16532 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16533 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16534 instead of recursing.
16536 2009-04-20 Doug Kwan <dougkwan@google.com>
16538 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16539 (struct cgraph_node_set_def): New type.
16540 (cgraph_node_set) New type. Also declare vector functions.
16541 (struct cgraph_node_set_element_def): New type.
16542 (cgraph_node_set_element): Ditto.
16543 (cgraph_node_set_iterator): New iterator type.
16544 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16545 cgraph_node_set_remove, dump_cgraph_node_set,
16546 debug_cgraph_node_set): New prototypes.
16547 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16548 cgraph_node_set_size): New inlines.
16549 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16550 including cgraph.h.
16551 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16552 argument to function 'write_summary'.
16553 * ipa.c: Include ggc.h.
16554 (hash_cgraph_node_set_element,
16555 eq_cgraph_node_set_element, cgraph_node_set_new,
16556 cgraph_node_set_add, cgraph_node_set_remove,
16557 cgraph_node_set_find, dump_cgraph_node_set,
16558 debug_cgraph_node_set): New functions.
16559 * Makefile.in (ipa.o): Add dependency on GGC_H.
16561 2009-04-20 Ira Rosen <irar@il.ibm.com>
16563 PR tree-optimization/39675
16564 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16565 check of the return code of vect_schedule_slp. Check that
16566 stmt_vec_info still exists for the statement, before checking its
16567 vectorization type.
16569 2009-04-20 Michael Matz <matz@suse.de>
16571 * Makefile.in (generated_files): Take out $(simple_generated_c).
16573 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16575 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16576 (UINTPTR_TYPE): Likewise.
16578 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16581 * c-typeck.c (digest_init): Check for initializing an array with a
16584 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16587 * c-semantics.c (pop_stmt_list): Propagate
16588 STATEMENT_LIST_HAS_LABEL to parent statement list.
16590 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16592 * config/mips/mips.h (mips_tune_attr): New macro.
16593 * config/mips/mips.md (cpu): Use it.
16595 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16598 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16601 2009-04-19 Diego Novillo <dnovillo@google.com>
16603 * toplev.c (compile_file): Move call to coverage_finish ...
16604 * cgraphunit.c (ipa_passes): ... here.
16605 Call cgraph_process_new_functions.
16606 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16607 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16609 2009-04-19 Jan Hubicka <jh@suse.cz>
16611 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16613 (dump_cgraph_node): Dump can throw external flag.
16614 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16616 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16620 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16621 * common.opt (Wlogical-op): Move from here...
16622 * c.opt (Wlogical-op): ... to here.
16623 * c-typeck.c (parser_build_binary_op): Update call to
16624 warn_logical_operator.
16625 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16627 * c-common.c (warn_logical_op): Update.
16628 * c-common.h (warn_logical_op): Update declaration.
16630 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16632 * tree.c (protected_set_expr_location): Fix formatting.
16634 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16637 * c-typeck.c (readonly_warning): new.
16638 (build_unary_op, build_modify_expr): Use readonly_warning for
16639 storing into something readonly but not const-qualified.
16641 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16644 * c-typeck.c (build_unary_op): Check for taking address of
16645 expression of type void.
16647 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16650 * c-typeck.c (build_function_call): Check for calling a function
16651 with qualified void return types. Call require_complete_type when
16654 2009-04-18 Jan Hubicka <jh@suse.cz>
16656 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16658 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16659 can_throw_external flag.
16660 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16661 * ipa-pure-const.c (ignore_edge): New function.
16662 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16663 only over can_throw_external edges.
16664 (local_pure_const): Add nothrow flag.
16665 * ipa-utils.c (searchc): Add ignore_edge callback.
16666 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16667 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16668 (set_nothrow_function_flags): Update cgraph.
16669 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16671 2009-04-18 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/39804
16674 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16675 (fold_stmt): ... this and ...
16676 (fold_stmt_inplace): ... this.
16677 (fold_stmt_1): Fold references in calls and asms.
16678 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16680 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16682 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16683 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16685 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16687 * tree.c (function_args_count): Remove.
16688 * tree.h: Remove the prototype for function_args_count.
16690 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16692 * tree-iterator.c (expr_only): Remove.
16693 * tree.h: Remove the prototype for expr_only.
16695 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16697 * reginfo.c (cannot_change_mode_set_regs): Remove.
16698 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16700 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16702 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16703 whether operands 0 and 1 overlaps.
16705 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16707 PR middle-end/36902
16708 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16709 pointer. Use warning_at instead of warning.
16710 (search_for_addr_array): Likewise.
16711 (check_array_bounds): Likewise.
16712 (check_all_array_refs): Check that the incoming edge is not in the
16713 list of edges to be removed.
16714 (check_all_array_refs): Avoid the temporal pointer.
16715 (vrp_visit_cond_stmt): Fix typo.
16716 (simplify_switch_using_ranges): Handle the case where the switch
16717 index is an integer constant.
16719 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16721 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16723 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16725 * doc/extend.texi, doc/invoke.texi: Fix typos.
16727 2009-04-17 Cary Coutant <ccoutant@google.com>
16729 * tree-flow-inline.h (get_lineno): Fix inverted test.
16731 2009-04-17 Diego Novillo <dnovillo@google.com>
16733 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16734 assertion for AVAIL_OUT.
16736 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16739 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16740 * config/sh/linux-atomic.asm: Likewise.
16742 2009-04-17 Diego Novillo <dnovillo@google.com>
16744 * except.c (debug_eh_tree): New.
16745 (struct eh_region, struct eh_status): Move ...
16746 * except.h: ... here.
16747 (add_type_for_runtime): Declare extern.
16748 (lookup_type_for_runtime): Likewise.
16749 (debug_eh_tree): Declare.
16750 * Makefile.in (GTFILES): List except.h before except.c
16752 2009-04-17 Diego Novillo <dnovillo@google.com>
16754 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16755 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16756 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16757 (find_vars_r): ... here.
16758 * tree-flow.h (find_referenced_vars_in): Declare.
16759 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16760 that AVAIL_OUT exists for BLOCK.
16761 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16762 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16763 (tree-parloops.o): Likewise.
16765 2009-04-17 Simon Baldwin <simonb@google.com>
16767 * toplev.c (default_tree_printer): Add handling for %E format.
16769 2009-04-17 Diego Novillo <dnovillo@google.com>
16771 * tree-pretty-print.c (dump_generic_node): Add break after
16772 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16773 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16774 FUNCTION_TYPE together. Call print_struct_decl when printing
16775 structures and TDF_SLIM is not given.
16776 (print_struct_decl): Fix logic for detecting recursion.
16778 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16781 * gcc.c (create_at_file): New.
16782 (compile_input_file_p): New.
16783 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16784 * main.c (main): Update call to toplev_main.
16785 * toplev.c (toplev_main): Change signature. Call expandargv.
16786 * toplev.h (toplev_main): Change signature.
16788 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16790 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16791 if the latter is not constant.
16793 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16795 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16797 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16799 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16800 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16802 2009-04-17 Richard Guenther <rguenther@suse.de>
16804 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16805 Handle component references view-converting an invariant address.
16807 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16809 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16810 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16811 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16812 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16813 Use @deftypevr rather than @deftypevar.
16815 2009-04-17 Richard Guenther <rguenther@suse.de>
16817 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16818 (get_prop_source_stmt): Likewise.
16819 (can_propagate_from): Likewise.
16821 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16823 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16824 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16825 (--with-multilib-list): Add default value.
16826 * configure: Regenerate.
16827 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16828 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16829 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16830 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16831 Don't add default cpu to multilib list unnecessarily, but do enable
16832 the relevant compiler option..
16833 Add support for --with-multilib-list=<blank> and
16834 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16835 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16836 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16837 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16838 TM_MULTILIB_CONFIG.
16839 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16840 (MULTILIB_OSDIRNAMES): New variable.
16841 * config/sh/t-1e: Delete file.
16842 * config/sh/t-mlib-sh1: Delete file.
16843 * config/sh/t-mlib-sh2: Delete file.
16844 * config/sh/t-mlib-sh2a: Delete file.
16845 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16846 * config/sh/t-mlib-sh2a-single: Delete file.
16847 * config/sh/t-mlib-sh2a-single-only: Delete file.
16848 * config/sh/t-mlib-sh2e: Delete file.
16849 * config/sh/t-mlib-sh3e: Delete file.
16850 * config/sh/t-mlib-sh4: Delete file.
16851 * config/sh/t-mlib-sh4-nofpu: Delete file.
16852 * config/sh/t-mlib-sh4-single: Delete file.
16853 * config/sh/t-mlib-sh4-single-only: Delete file.
16854 * config/sh/t-mlib-sh4a: Delete file.
16855 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16856 * config/sh/t-mlib-sh4a-single: Delete file.
16857 * config/sh/t-mlib-sh4a-single-only: Delete file.
16858 * config/sh/t-mlib-sh4al: Delete file.
16859 * config/sh/t-mlib-sh5-32media: Delete file.
16860 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16861 * config/sh/t-mlib-sh5-64media: Delete file.
16862 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16863 * config/sh/t-mlib-sh5-compact: Delete file.
16864 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16865 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16866 * doc/install.texi (Options specification): Add
16867 --with-multilib-list and --with-endian.
16869 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16871 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16873 (OBJS-common): Add plugin-version.o.
16874 (plugin-version.o): New.
16875 * gcc-plugin.h (plugin_gcc_version): New.
16876 (plugin_default_version_check): New.
16877 (plugin_init_func, plugin_init): Add version argument.
16878 * plugin-version.c: New.
16879 * plugin.c (str_plugin_gcc_version_name): New.
16880 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16881 pass it to the init function.
16882 (plugin_default_version_check): New.
16884 2009-04-17 Richard Guenther <rguenther@suse.de>
16886 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16887 for decl-vs-decl disambiguation.
16889 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16891 * config/s390/s390.h (s390_tune_attr): New macro definition.
16892 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16894 2009-04-17 Richard Guenther <rguenther@suse.de>
16896 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16897 (fold_stmt_r): Likewise.
16898 (maybe_fold_reference): New function.
16899 (fold_gimple_assign): Handle cases fold_stmt_r did.
16900 (fold_stmt): Do not use fold_stmt_r.
16901 (fold_stmt_inplace): Likewise.
16903 2009-04-17 Richard Guenther <rguenther@suse.de>
16905 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16906 (record_equivalences_from_stmt): Remove useless checks and
16908 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16909 the type is already suitable.
16911 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16913 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16915 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16917 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16918 (CMPtype): Define as __gcc_CMPtype.
16920 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16922 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16923 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16925 2009-04-17 Richard Guenther <rguenther@suse.de>
16927 PR tree-optimization/39746
16928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16929 special-casing for builtins and static variable use/def.
16930 (call_may_clobber_ref_p_1): Likewise.
16932 2009-04-16 Ian Lance Taylor <iant@google.com>
16934 * df.h: Include "timevar.h".
16935 (struct df_problem): Change tv_id field to timevar_id_t.
16936 * tree-pass.h: Include "timevar.h".
16937 (struct opt_pass): Change tv_id field to timevar_id_t.
16938 * timevar.h (timevar_id_t): Define TV_NONE.
16939 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16940 TV_NONE rather than tv_id != 0.
16941 (execute_one_pass): Likewise.
16942 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16943 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16944 dependencies to $(TREE_PASS_H).
16945 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16947 (pass_branch_target_load_optimize2): Likewise.
16948 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16949 (pass_outof_cfg_layout_mode): Likewise.
16950 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16951 (pass_rebuild_cgraph_edges): Likewise.
16952 (pass_remove_cgraph_callee_edges): Likewise.
16953 * df-core.c (pass_df_initialize_opt): Likewise.
16954 (pass_df_initialize_no_opt): Likewise.
16955 (pass_df_finish): Likewise.
16956 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16957 * except.c (pass_set_nothrow_function_flags): Likewise.
16958 (pass_convert_to_eh_region_ranges): Likewise.
16959 * final.c (pass_compute_alignments): Likewise.
16960 * function.c (pass_instantiate_virtual_regs): Likewise.
16961 (pass_init_function): Likewise.
16962 (pass_leaf_regs): Likewise.
16963 (pass_match_asm_constraints): Likewise.
16964 * gimple-low.c (pass_lower_cf): Likewise.
16965 (pass_mark_used_blocks): Likewise.
16966 * init-regs.c (pass_initialize_regs): Likewise.
16967 * integrate.c (pass_initial_value_sets): Likewise.
16968 * ira.c (pass_ira): Likewise.
16969 * jump.c (pass_cleanup_barriers): Likewise.
16970 * omp-low.c (pass_expand_omp): Likewise.
16971 (pass_lower_omp): Likewise.
16972 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
16973 * recog.c (pass_split_all_insns): Likewise.
16974 (pass_split_after_reload): Likewise.
16975 (pass_split_before_regstack): Likewise.
16976 (pass_split_before_sched2): Likewise.
16977 (pass_split_for_shorten_branches): Likewise.
16978 * reginfo.c (pass_reginfo_init): Likewise.
16979 (pass_subregs_of_mode_init): Likewise.
16980 (pass_subregs_of_mode_finish): Likewise.
16981 * passes.c (pass_postreload): Likewise.
16982 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
16983 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
16984 (pass_warn_function_return): Likewise.
16985 (pass_warn_function_noreturn): Likewise.
16986 * tree-complex.c (pass_lower_complex): Likewise.
16987 (pass_lower_complex_O0): Likewise.
16988 * tree-if-conv.c (pass_if_conversion): Likewise.
16989 * tree-into-ssa.c (pass_build_ssa): Likewise.
16990 * tree-mudflap.c (pass_mudflap_1): Likewise.
16991 (pass_mudflap_2): Likewise.
16992 * tree-nomudflap.c (pass_mudflap_1): Likewise.
16993 (pass_mudflap_2): Likewise.
16994 * tree-nrv.c (pass_return_slot): Likewise.
16995 * tree-object-size.c (pass_object_sizes): Likewise.
16996 * tree-optimize.c (pass_all_optimizations): Likewise.
16997 (pass_early_local_passes): Likewise.
16998 (pass_all_early_optimizations): Likewise.
16999 (pass_cleanup_cfg): Likewise.
17000 (pass_cleanup_cfg_post_optimizing): Likewise.
17001 (pass_free_datastructures): Likewise.
17002 (pass_free_cfg_annotations): Likewise.
17003 (pass_fixup_cfg): Likewise.
17004 (pass_init_datastructures): Likewise.
17005 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17006 (pass_late_warn_uninitialized): Likewise.
17007 (pass_update_address_taken): Likewise.
17008 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17009 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17010 (pass_cse_sincos): Likewise.
17011 (pass_convert_to_rsqrt): Likewise.
17012 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17013 * tree-stdarg.c (pass_stdarg): Likewise.
17014 * tree-tailcall.c (pass_tail_recursion): Likewise.
17015 (pass_tail_calls): Likewise.
17016 * tree-vect-generic.c (pass_lower_vector): Likewise.
17017 (pass_lower_vector_ssa): Likewise.
17018 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17020 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17022 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17024 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17026 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17027 logical and signext.
17029 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17032 * config/sh/predicates.md (arith_operand): Check if the operand
17033 of TRUNCATE is a REG.
17035 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17037 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17038 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17040 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17042 * tree-iterator.c (tsi_split_statement_list_after,
17043 tsi_split_statement_list_before): Remove.
17044 * tree-iterator.h: Remove the prototypes for
17045 tsi_split_statement_list_after and tsi_split_statement_list_before.
17047 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17049 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17050 * tree-ssa-propagate.h: Remove the prototype for
17051 stmt_makes_single_load.
17053 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17055 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17056 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17058 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17060 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17064 * except.c (eh_region_outer_p): Remove.
17065 * except.h: Remove the prototype for eh_region_outer_p.
17067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17069 * function.c (current_function_assembler_name): Remove.
17070 * function.h: Remove the prototype for
17071 current_function_assembler_name.
17073 2009-04-16 Ian Lance Taylor <iant@google.com>
17075 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17076 (add_reg_note): Call alloc_reg_note.
17077 * rtl.h (alloc_reg_note): Declare.
17078 * combine.c (try_combine): Use alloc_reg_note.
17079 (recog_for_combine, move_deaths): Likewise.
17080 (distribute_notes): Use alloc_reg_note and add_reg_note.
17081 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17082 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17083 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17085 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17087 PR rtl-optimization/39762
17088 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17089 ira_may_move_out_cost): Add comments about way of their usage.
17090 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17092 * ira-conflicts.c (process_regs_for_copy): Use function
17093 ira_get_register_move_cost instead of global
17094 ira_register_move_cost.
17096 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17097 color_pass, move_spill_restore, update_curr_costs): Ditto.
17099 * ira-lives.c (process_single_reg_class_operands): Ditto.
17101 * ira-emit.c (emit_move_list): Ditto.
17103 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17104 (record_reg_classes): Ditto. Use functions
17105 ira_get_register_move_cost and ira_get_may_move_cost instead of
17106 global vars ira_register_move_cost, ira_may_move_out_cost and
17107 ira_may_move_in_cost.
17108 (record_address_regs): Don't call ira_init_register_move_cost.
17109 Use function ira_get_may_move_cost instead of global
17110 ira_may_move_in_cost.
17111 (process_bb_node_for_hard_reg_moves): Use function
17112 ira_get_register_move_cost instead of global ira_register_move_cost.
17113 (ira_costs): Don't call ira_init_register_move_cost.
17115 2009-04-16 Richard Guenther <rguenther@suse.de>
17117 * tree-cfg.c (verify_gimple_assign_binary):
17118 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17119 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17120 (create_general_new_stmt): Note that this function is broken.
17122 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17124 * common.opt (fhelp): Add Var(help_flag).
17125 * gcc-plugin.h (plugin_info): Add help.
17126 * plugin.c (plugin_name_args): Add help.
17127 (register_plugin_info): Set plugin->help.
17128 (print_help_one_plugin): New.
17129 (print_plugins_help): New.
17130 * plugin.h (print_plugins_help): New.
17131 * toplev.c (toplev_main): Call print_plugins_help if needed.
17133 2009-04-16 Richard Guenther <rguenther@suse.de>
17135 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17136 (gimple_ior_addresses_taken_1): New function.
17137 (gimple_ior_addresses_taken): Likewise.
17138 * gimple.h (struct gimple_statement_with_ops_base): Remove
17139 addresses_taken member.
17140 (gimple_ior_addresses_taken): Declare.
17141 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17142 gimple_set_addresses_taken): Remove.
17143 * ipa-reference.c (mark_address): New function.
17144 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17145 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17146 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17147 (gimple_add_to_addresses_taken): Remove.
17148 (get_tmr_operands): Call mark_address_taken.
17149 (get_asm_expr_operands): Likewise.
17150 (get_expr_operands): Likewise.
17151 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17152 (free_stmt_operands): Do not free it.
17153 * tree-ssa.c (delete_tree_ssa): Likewise.
17154 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17156 2009-04-16 Richard Guenther <rguenther@suse.de>
17158 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17159 (walk_stmt_load_store_ops): Likewise.
17160 * gimple.c (get_base_loadstore): New function.
17161 (walk_stmt_load_store_addr_ops): Likewise.
17162 (walk_stmt_load_store_ops): Likewise.
17163 * ipa-pure-const.c (check_op): Simplify.
17164 (check_load, check_store): New functions.
17165 (check_stmt): Use walk_stmt_load_store_ops.
17166 * ipa-reference.c (mark_load): Adjust signature.
17167 (mark_store): Likewise.
17168 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17170 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17172 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17173 (plugin_info): New.
17174 * opts.c (common_handle_option): Don't call print_version.
17175 * plugin.c (plugin_name_args): Add version.
17176 (register_plugin_info): New.
17177 (register_callback): Handle PLUGIN_INFO.
17178 (try_init_one_plugin): New.
17179 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17181 (finalize_one_plugin): New.
17182 (finalize_plugins): New.
17183 (print_one_plugin): New.
17184 (print_plugins_versions): New.
17185 * plugin.h (print_plugins_versions): New.
17186 (finalize_plugins): New.
17187 * toplev.c (compile_file): Don't call initialize_plugins.
17188 (print_version): Call print_plugins_versions.
17189 (toplev_main): Call initialize_plugins. Print version if needed.
17190 Call finalize_plugins.
17192 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17194 * common.opt (fversion): New.
17195 * gcc.c (print_version): New.
17196 (process_command): Don't print the version. Just set print_version.
17197 (main): Print version. Call subprocesses if print_version and
17198 verbose_flag are set.
17199 * opts.c (common_handle_option): Handle OPT_fversion.
17201 2009-04-16 Richard Guenther <rguenther@suse.de>
17202 Ira Rosen <irar@il.ibm.com>
17204 PR tree-optimization/39698
17205 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17206 type of the reduction variable. Only generate the def if
17209 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17210 make sure to first convert to an integer of the same precision.
17211 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17212 the type of the evolution correctly in computing the new
17213 induction variable base.
17215 2009-04-16 Richard Guenther <rguenther@suse.de>
17217 PR middle-end/39625
17218 * tree-cfg.c (make_blocks): Split statements with to-be
17219 abnormal SSA names on the lhs.
17221 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17223 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17224 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17225 * c-typeck.c (really_start_incremental_init): Likewise.
17226 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17227 (TARGET_INITIALIZER): Remove it.
17228 * target.h (struct target): Remove vector_opaque_p.
17229 * tree.c (build_opaque_vector_type): New.
17230 * tree.h (TYPE_VECTOR_OPAQUE): New.
17231 (build_opaque_vector_type): Declare.
17232 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17233 * config/rs6000/rs6000.c (build_opaque_vector_type,
17234 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17235 (rs6000_init_builtins): Use build_opaque_vector_type for
17236 opaque_V4SI_type_node.
17238 2009-04-15 Catherine Moore <clm@codesourcery.com>
17240 * debug.h (set_name): Declare.
17241 * dwarf2out.c (dwarf2out_set_name): Declare.
17242 (dwarf2_debug_hooks): Add set_name.
17243 (find_AT_string): New.
17244 (add_AT_string): Call find_AT_string.
17245 (dwarf2out_set_name): New.
17246 * cp/decl.c (grokdeclarator): Call set_name.
17247 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17248 * debug.c (do_nothing_debug_hooks): Likewise.
17249 * dbxout.c (dbx_debug_hooks): Likewise.
17250 * sdbout.c (sdb_debug_hooks): Likewise.
17252 2009-04-15 Michael Eager <eager@eagercon.com>
17254 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17255 reg for single-precision FPU.
17256 * config/rs6000/rs6000.md (movsi_internal1): Only for
17257 !TARGET_SINGLE_FPU.
17258 (movsi_internal1_single): New. Add pattern to move SI values to/from
17259 single-precision FP regs.
17261 2009-04-15 Richard Guenther <rguenther@suse.de>
17263 * omp-low.c (lower_rec_input_clauses): Build correct address
17265 (expand_omp_for_generic): Fix multiplication type.
17266 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17267 (generate_memset_zero): Fix types.
17268 * tree-profile.c (prepare_instrumented_value): Correctly
17271 2009-04-15 Ian Lance Taylor <iant@google.com>
17273 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17274 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17275 for -Wall and for -Wc++-compat.
17276 (c_common_post_options): For C++, set warn_enum_compare if not
17278 * c-tree.h (struct c_expr): Add field original_type.
17279 (build_external_ref): Update declaration.
17280 * c-parser.c (c_parser_braced_init): Set original_type.
17281 (c_parser_initelt): Likewise.
17282 (c_parser_expr_no_commas): Likewise.
17283 (c_parser_conditional_expression): Likewise.
17284 (c_parser_cast_expression): Likewise.
17285 (c_parser_unary_expression): Likewise. Pull setting of
17286 original_code to top of function.
17287 (c_parser_sizeof_expression): Set original_type.
17288 (c_parser_alignof_expression): Likewise.
17289 (c_parser_postfix_expression): Likewise. Pull setting of
17290 original_code to top of function.
17291 (c_parser_postfix_expression_after_paren_type): Set original_type.
17292 (c_parser_postfix_expression_after_primary): Likewise.
17293 (c_parser_expression): Likewise.
17294 * c-typeck.c (build_external_ref): Add type parameter. Change all
17296 (c_expr_sizeof_expr): Set original_type field.
17297 (parser_build_unary_op): Likewise.
17298 (parser_build_binary_op): Likewise. Optionally warn about
17299 comparisons of enums of different types.
17300 (digest_init): Set original_type field.
17301 (really_start_incremental_init): Likewise.
17302 (push_init_level, pop_init_level): Likewise.
17303 * doc/invoke.texi (Warning Options): -Wenum-compare now
17306 2009-04-15 Richard Guenther <rguenther@suse.de>
17308 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17309 out a necessary conversion.
17310 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17311 names we didn't value number.
17312 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17314 2009-04-15 Richard Guenther <rguenther@suse.de>
17316 PR tree-optimization/39764
17317 * tree-ssa-ccp.c (get_value): Canonicalize value with
17318 canonicalize_float_value.
17320 2009-04-15 Jan Hubicka <jh@suse.cz>
17322 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17323 Wrong version of patch.
17325 2009-04-15 Jan Hubicka <jh@suse.cz>
17327 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17329 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17331 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17332 our distinct integral and vector types.
17334 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17336 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17337 * init.c (build_vtbl_address): Remove call to assemble_external.
17339 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17341 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17342 output for other floating point modes.
17344 2009-04-14 Diego Novillo <dnovillo@google.com>
17346 * diagnostic.c (diagnostic_report_diagnostic): Do not
17347 warn about loaded plugins for DK_ERROR and DK_WARNING.
17348 * c-decl.c (declspecs_add_type): Move call to
17349 invoke_plugin_callbacks ...
17350 * c-parser.c (c_parser_declspecs): ... here.
17351 * plugin.c (dump_active_plugins): Tidy output.
17353 2009-04-14 Diego Novillo <dnovillo@google.com>
17354 Le-Chun Wu <lcwu@google.com>
17356 * configure.ac: Add --enable-plugin support.
17357 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17358 * Makefile.in (PLUGIN_H): Define.
17359 Export ENABLE_PLUGIN and GMPINC to site.exp.
17360 Add PLUGINLIBS to link command.
17361 Add/modify dependencies for plugin.o and files including plugin.h.
17363 * config.in: Regenerate.
17365 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17368 2009-04-14 Le-Chun Wu <lcwu@google.com>
17370 * tree-pass.h (register_one_dump_file): Add a prototype for
17371 register_one_dump_file.
17372 * toplev.c (compile_file): Call initialize_plugins.
17373 (do_compile): Call invoke_plugin_callbacks.
17374 (toplev_main): Call invoke_plugin_callbacks.
17375 * common.opt: Add -fplugin= and -fplugin-arg-.
17376 * gcc-plugin.h: New public header file for plugins to include.
17377 * plugin.c: New source file.
17378 * plugin.h: New internal header file.
17379 * passes.c (register_one_dump_file): Make it external.
17381 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17383 2009-04-14 Diego Novillo <dnovillo@google.com>
17385 * doc/plugins.texi: New.
17386 * doc/gccint.texi: Add reference to Plugins chapter.
17387 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17388 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17389 loaded plugins, if any.
17390 * timevar.def (TV_PLUGIN_INIT): Define.
17391 (TV_PLUGIN_RUN): Define.
17392 * plugin.c: Include timevar.h
17393 (plugins_active_p): New.
17394 (dump_active_plugins): New.
17395 (debug_active_plugins): New.
17397 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17399 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17401 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17403 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17405 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17406 the same as a minus without a shift.
17408 2009-04-14 Nick Clifton <nickc@redhat.com>
17410 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17411 comparisons with small integers will always produce a short
17414 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17417 2008-12-19 Diego Novillo <dnovillo@google.com>
17419 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17421 2009-04-14 Richard Guenther <rguenther@suse.de>
17423 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17425 (verify_gimple_assign_binary): Likewise. Handle shifts and
17427 (verify_gimple_phi): Print the mismatched argument position.
17428 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17430 (vect_update_init_of_dr): Likewise.
17431 * matrix-reorg.c (transform_access_sites): Do what the
17433 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17435 2009-04-13 Michael Eager <eager@eagercon.com>
17437 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17438 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17439 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17440 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17441 remove duplicate config
17443 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17445 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17446 file_name:line_number type locator of the call site.
17448 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17450 * genautomata.c: Put blank after comma.
17451 (automaton_decls): New.
17452 (struct unit_usage): Add comments to member next.
17453 (store_alt_unit_usage): Keep the list ordered.
17454 (unit_present_on_list_p, equal_alternatives_p): New.
17455 (check_regexp_units_distribution): Check units distribution
17456 correctness correctly.
17457 (main): Don't write automata if error is found. Return correct
17460 * config/m68k/cf.md (cfv4_ds): Remove.
17461 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17462 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17464 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17465 power4-load-ext, power4-store, power4-store-update,
17466 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17467 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17468 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17469 power4-sqrt, power4-isync): Modify reservation to make correct
17470 unit distribution to automata.
17472 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17473 power5-store-update, power5-two, power5-three, power5-lmul,
17474 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17476 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17478 * except.c (pass_set_nothrow_function_flags): Set name and add
17480 (set_nothrow_function_flags): Mention in the dump file when
17481 changing a function to nothrow.
17483 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17486 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17487 instead of unsigned long.
17489 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17491 * config/arm/arm.c (return_used_this_function): Remove.
17492 (arm_output_function_prologue): Remove use of
17493 return_used_this_function.
17494 (output_return_instruction): Replace use of
17495 return_used_this_function
17496 by cfun->machine->return_used_this_function.
17497 (arm_output_epilogue): Likewise.
17498 (arm_output_function_epilogue): Likewise.
17499 (thumb_unexpanded_epilogue): Likewise.
17500 * config/arm/arm.h (struct machine_function):
17501 New member return_used_this_function.
17503 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17505 * doc/install.texi: Correct description of default directory for
17506 --with-gxx-include-dir.
17508 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17510 * fold-const.c (build_range_check): Properly deal with enumeral and
17511 boolean base types.
17513 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17515 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17516 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17517 * params.h (MAX_GCSE_PASSES): Remove.
17518 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17519 in sequence. Remove ability to run multiple passes.
17520 (bypass_jumps): Report run as third CPROP pass.
17522 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17524 PR middle-end/39651
17525 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17526 when deciding whether the whole SEQUENCE can throw.
17528 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17531 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17532 offseted label references.
17534 2009-04-11 Jan Hubicka <jh@suse.cz>
17536 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17538 2009-04-11 Richard Guenther <rguenther@suse.de>
17540 PR middle-end/39732
17541 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17542 return variables as TREE_ADDRESSABLE.
17544 2009-04-11 Richard Guenther <rguenther@suse.de>
17546 PR tree-optimization/39713
17547 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17548 reference trees have SSA_NAME operands.
17550 2009-04-11 Richard Guenther <rguenther@suse.de>
17553 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17554 address expressions.
17556 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17558 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17559 match changes in Cygwin 1.7
17560 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17561 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17563 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17565 PR tree-optimization/39701
17566 * doc/invoke.texi (Optimization Options): Document change in
17567 meaning and initialization of -fdelete-null-pointer-checks.
17569 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17571 PR middle-end/39701
17572 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17574 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17577 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17579 2009-04-10 Chao-ying Fu <fu@mips.com>
17581 * doc/tm.texi (Instruction Output): Document
17582 TARGET_ASM_FINAL_POSTSCAN_INSN.
17583 * target.h (final_postscan_insn): New field in asm_out.
17584 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17585 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17586 * final.c (final_scan_insn): Call
17587 targetm.asm_out.final_postscan_insn after outputting
17588 an asm macro and a normal instruction.
17590 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17591 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17592 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17593 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17594 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17596 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17598 PR middle-end/39701
17599 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17600 variables as non-NULL even with -fdelete-null-pointer-checks.
17602 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17604 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17606 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17609 * config/i386/i386.c (classify_argument): Handle SCmode with
17610 (bit_offset % 64) != 0.
17612 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17614 * doc/invoke.texi (Optimize Options): Add cross-reference to
17615 -Q --help=optimizers examples.
17617 2009-04-10 Ben Elliston <bje@au.ibm.com>
17620 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17621 regalign for the reg == fpr and TDmode case.
17623 2009-04-09 David Ayers <ayers@fsfe.org>
17626 * objc/objc-act.c (warn_with_method): Remove helper function.
17627 (check_duplicates): Call warning and inform directly.
17628 (really_start_method): Likewise.
17630 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17632 * expmed.c (expand_divmod): Always use a comparison for a division
17633 by a large unsigned integer.
17635 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17636 for things others than variables or functions as nonzero.
17638 2009-04-09 Nick Clifton <nickc@redhat.com>
17640 * unwind-compat.c: Change copyright header to refer to version
17641 3 of the GNU General Public License with version 3.1 of the
17642 GCC Runtime Library Exception and to point readers at the
17643 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17644 * config/alpha/crtfastmath.c: Likewise.
17645 * config/alpha/linux-unwind.h: Likewise.
17646 * config/alpha/qrnnd.asm: Likewise.
17647 * config/alpha/vms-crt0-64.c: Likewise.
17648 * config/alpha/vms-crt0.c: Likewise.
17649 * config/alpha/vms-dwarf2.asm: Likewise.
17650 * config/alpha/vms-dwarf2eh.asm: Likewise.
17651 * config/alpha/vms-psxcrt0-64.c: Likewise.
17652 * config/alpha/vms-psxcrt0.c: Likewise.
17653 * config/alpha/vms_tramp.asm: Likewise.
17654 * config/arc/initfini.c: Likewise.
17655 * config/arc/lib1funcs.asm: Likewise.
17656 * config/arm/bpabi-v6m.S: Likewise.
17657 * config/arm/bpabi.S: Likewise.
17658 * config/arm/bpabi.c: Likewise.
17659 * config/arm/crti.asm: Likewise.
17660 * config/arm/crtn.asm: Likewise.
17661 * config/arm/ieee754-df.S: Likewise.
17662 * config/arm/ieee754-sf.S: Likewise.
17663 * config/arm/lib1funcs.asm: Likewise.
17664 * config/arm/libunwind.S: Likewise.
17665 * config/arm/linux-atomic.c: Likewise.
17666 * config/arm/mmintrin.h: Likewise.
17667 * config/arm/pr-support.c: Likewise.
17668 * config/arm/unaligned-funcs.c: Likewise.
17669 * config/arm/unwind-arm.c: Likewise.
17670 * config/arm/unwind-arm.h: Likewise.
17671 * config/avr/libgcc.S: Likewise.
17672 * config/bfin/crti.s: Likewise.
17673 * config/bfin/crtlibid.s: Likewise.
17674 * config/bfin/crtn.s: Likewise.
17675 * config/bfin/lib1funcs.asm: Likewise.
17676 * config/bfin/linux-unwind.h: Likewise.
17677 * config/cris/arit.c: Likewise.
17678 * config/cris/cris_abi_symbol.c: Likewise.
17679 * config/darwin-64.c: Likewise.
17680 * config/darwin-crt2.c: Likewise.
17681 * config/darwin-crt3.c: Likewise.
17682 * config/darwin.h: Likewise.
17683 * config/dbxelf.h: Likewise.
17684 * config/dfp-bit.c: Likewise.
17685 * config/dfp-bit.h: Likewise.
17686 * config/elfos.h: Likewise.
17687 * config/fixed-bit.c: Likewise.
17688 * config/fixed-bit.h: Likewise.
17689 * config/fp-bit.c: Likewise.
17690 * config/fp-bit.h: Likewise.
17691 * config/fr30/crti.asm: Likewise.
17692 * config/fr30/crtn.asm: Likewise.
17693 * config/fr30/lib1funcs.asm: Likewise.
17694 * config/freebsd-spec.h: Likewise.
17695 * config/frv/cmovd.c: Likewise.
17696 * config/frv/cmovh.c: Likewise.
17697 * config/frv/cmovw.c: Likewise.
17698 * config/frv/frvbegin.c: Likewise.
17699 * config/frv/frvend.c: Likewise.
17700 * config/frv/lib1funcs.asm: Likewise.
17701 * config/glibc-stdint.h: Likewise.
17702 * config/h8300/clzhi2.c: Likewise.
17703 * config/h8300/crti.asm: Likewise.
17704 * config/h8300/crtn.asm: Likewise.
17705 * config/h8300/ctzhi2.c: Likewise.
17706 * config/h8300/fixunssfsi.c: Likewise.
17707 * config/h8300/lib1funcs.asm: Likewise.
17708 * config/h8300/parityhi2.c: Likewise.
17709 * config/h8300/popcounthi2.c: Likewise.
17710 * config/i386/ammintrin.h: Likewise.
17711 * config/i386/att.h: Likewise.
17712 * config/i386/avxintrin.h: Likewise.
17713 * config/i386/biarch64.h: Likewise.
17714 * config/i386/bmmintrin.h: Likewise.
17715 * config/i386/cpuid.h: Likewise.
17716 * config/i386/cross-stdarg.h: Likewise.
17717 * config/i386/crtfastmath.c: Likewise.
17718 * config/i386/crtprec.c: Likewise.
17719 * config/i386/cygming-crtbegin.c: Likewise.
17720 * config/i386/cygming-crtend.c: Likewise.
17721 * config/i386/cygwin.asm: Likewise.
17722 * config/i386/emmintrin.h: Likewise.
17723 * config/i386/gmm_malloc.h: Likewise.
17724 * config/i386/gthr-win32.c: Likewise.
17725 * config/i386/i386.h: Likewise.
17726 * config/i386/immintrin.h: Likewise.
17727 * config/i386/linux-unwind.h: Likewise.
17728 * config/i386/linux64.h: Likewise.
17729 * config/i386/mm3dnow.h: Likewise.
17730 * config/i386/mmintrin-common.h: Likewise.
17731 * config/i386/mmintrin.h: Likewise.
17732 * config/i386/nmmintrin.h: Likewise.
17733 * config/i386/pmm_malloc.h: Likewise.
17734 * config/i386/pmmintrin.h: Likewise.
17735 * config/i386/smmintrin.h: Likewise.
17736 * config/i386/sol2-c1.asm: Likewise.
17737 * config/i386/sol2-ci.asm: Likewise.
17738 * config/i386/sol2-cn.asm: Likewise.
17739 * config/i386/sol2-gc1.asm: Likewise.
17740 * config/i386/tmmintrin.h: Likewise.
17741 * config/i386/unix.h: Likewise.
17742 * config/i386/w32-unwind.h: Likewise.
17743 * config/i386/wmmintrin.h: Likewise.
17744 * config/i386/x86-64.h: Likewise.
17745 * config/i386/x86intrin.h: Likewise.
17746 * config/i386/xmmintrin.h: Likewise.
17747 * config/ia64/crtbegin.asm: Likewise.
17748 * config/ia64/crtend.asm: Likewise.
17749 * config/ia64/crtfastmath.c: Likewise.
17750 * config/ia64/crti.asm: Likewise.
17751 * config/ia64/crtn.asm: Likewise.
17752 * config/ia64/fde-glibc.c: Likewise.
17753 * config/ia64/lib1funcs.asm: Likewise.
17754 * config/ia64/linux-unwind.h: Likewise.
17755 * config/ia64/quadlib.c: Likewise.
17756 * config/ia64/unwind-ia64.c: Likewise.
17757 * config/linux.h: Likewise.
17758 * config/m32c/m32c-lib1.S: Likewise.
17759 * config/m32c/m32c-lib2-trapv.c: Likewise.
17760 * config/m32c/m32c-lib2.c: Likewise.
17761 * config/m32r/initfini.c: Likewise.
17762 * config/m68hc11/larith.asm: Likewise.
17763 * config/m68hc11/m68hc11-crt0.S: Likewise.
17764 * config/m68k/cf.md: Likewise.
17765 * config/m68k/crti.s: Likewise.
17766 * config/m68k/crtn.s: Likewise.
17767 * config/m68k/lb1sf68.asm: Likewise.
17768 * config/m68k/linux-unwind.h: Likewise.
17769 * config/mcore/crti.asm: Likewise.
17770 * config/mcore/crtn.asm: Likewise.
17771 * config/mcore/lib1.asm: Likewise.
17772 * config/mips/linux-unwind.h: Likewise.
17773 * config/mips/loongson.h: Likewise.
17774 * config/mips/mips16.S: Likewise.
17775 * config/mmix/crti.asm: Likewise.
17776 * config/mmix/crtn.asm: Likewise.
17777 * config/pa/fptr.c: Likewise.
17778 * config/pa/hpux-unwind.h: Likewise.
17779 * config/pa/lib2funcs.asm: Likewise.
17780 * config/pa/linux-atomic.c: Likewise.
17781 * config/pa/linux-unwind.h: Likewise.
17782 * config/pa/milli64.S: Likewise.
17783 * config/pa/quadlib.c: Likewise.
17784 * config/pa/stublib.c: Likewise.
17785 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17786 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17787 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17788 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17789 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17790 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17791 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17792 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17793 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17794 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17795 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17796 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17797 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17798 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17799 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17800 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17801 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17802 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17803 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17804 * config/rs6000/750cl.h: Likewise.
17805 * config/rs6000/altivec.h: Likewise.
17806 * config/rs6000/biarch64.h: Likewise.
17807 * config/rs6000/crtresfpr.asm: Likewise.
17808 * config/rs6000/crtresgpr.asm: Likewise.
17809 * config/rs6000/crtresxfpr.asm: Likewise.
17810 * config/rs6000/crtresxgpr.asm: Likewise.
17811 * config/rs6000/crtsavfpr.asm: Likewise.
17812 * config/rs6000/crtsavgpr.asm: Likewise.
17813 * config/rs6000/darwin-asm.h: Likewise.
17814 * config/rs6000/darwin-fallback.c: Likewise.
17815 * config/rs6000/darwin-fpsave.asm: Likewise.
17816 * config/rs6000/darwin-ldouble.c: Likewise.
17817 * config/rs6000/darwin-tramp.asm: Likewise.
17818 * config/rs6000/darwin-unwind.h: Likewise.
17819 * config/rs6000/darwin-vecsave.asm: Likewise.
17820 * config/rs6000/darwin-world.asm: Likewise.
17821 * config/rs6000/e500crtres32gpr.asm: Likewise.
17822 * config/rs6000/e500crtres64gpr.asm: Likewise.
17823 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17824 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17825 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17826 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17827 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17828 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17829 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17830 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17831 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17832 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17833 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17834 * config/rs6000/eabi-ci.asm: Likewise.
17835 * config/rs6000/eabi-cn.asm: Likewise.
17836 * config/rs6000/eabi.asm: Likewise.
17837 * config/rs6000/linux-unwind.h: Likewise.
17838 * config/rs6000/linux64.h: Likewise.
17839 * config/rs6000/paired.h: Likewise.
17840 * config/rs6000/paired.md: Likewise.
17841 * config/rs6000/ppc64-fp.c: Likewise.
17842 * config/rs6000/ppu_intrinsics.h: Likewise.
17843 * config/rs6000/rs6000.h: Likewise.
17844 * config/rs6000/si2vmx.h: Likewise.
17845 * config/rs6000/sol-ci.asm: Likewise.
17846 * config/rs6000/sol-cn.asm: Likewise.
17847 * config/rs6000/spe.h: Likewise.
17848 * config/rs6000/spu2vmx.h: Likewise.
17849 * config/rs6000/sysv4.h: Likewise.
17850 * config/rs6000/tramp.asm: Likewise.
17851 * config/rs6000/vec_types.h: Likewise.
17852 * config/s390/linux-unwind.h: Likewise.
17853 * config/s390/tpf-unwind.h: Likewise.
17854 * config/score/crti.asm: Likewise.
17855 * config/score/crtn.asm: Likewise.
17856 * config/sh/crt1.asm: Likewise.
17857 * config/sh/crti.asm: Likewise.
17858 * config/sh/crtn.asm: Likewise.
17859 * config/sh/divtab-sh4-300.c: Likewise.
17860 * config/sh/divtab-sh4.c: Likewise.
17861 * config/sh/divtab.c: Likewise.
17862 * config/sh/lib1funcs-4-300.asm: Likewise.
17863 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17864 * config/sh/lib1funcs.asm: Likewise.
17865 * config/sh/lib1funcs.h: Likewise.
17866 * config/sh/linux-atomic.asm: Likewise.
17867 * config/sh/linux-unwind.h: Likewise.
17868 * config/sh/shmedia.h: Likewise.
17869 * config/sh/sshmedia.h: Likewise.
17870 * config/sh/ushmedia.h: Likewise.
17871 * config/sparc/crtfastmath.c: Likewise.
17872 * config/sparc/linux-unwind.h: Likewise.
17873 * config/sparc/sol2-c1.asm: Likewise.
17874 * config/sparc/sol2-ci.asm: Likewise.
17875 * config/sparc/sol2-cn.asm: Likewise.
17876 * config/spu/divmodti4.c: Likewise.
17877 * config/spu/divv2df3.c: Likewise.
17878 * config/spu/float_disf.c: Likewise.
17879 * config/spu/float_unsdidf.c: Likewise.
17880 * config/spu/float_unsdisf.c: Likewise.
17881 * config/spu/float_unssidf.c: Likewise.
17882 * config/spu/mfc_multi_tag_release.c: Likewise.
17883 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17884 * config/spu/mfc_tag_release.c: Likewise.
17885 * config/spu/mfc_tag_reserve.c: Likewise.
17886 * config/spu/mfc_tag_table.c: Likewise.
17887 * config/spu/multi3.c: Likewise.
17888 * config/spu/spu_internals.h: Likewise.
17889 * config/spu/spu_intrinsics.h: Likewise.
17890 * config/spu/spu_mfcio.h: Likewise.
17891 * config/spu/vec_types.h: Likewise.
17892 * config/spu/vmx2spu.h: Likewise.
17893 * config/stormy16/stormy16-lib2.c: Likewise.
17894 * config/svr4.h: Likewise.
17895 * config/sync.c: Likewise.
17896 * config/v850/lib1funcs.asm: Likewise.
17897 * config/vxlib-tls.c: Likewise.
17898 * config/vxlib.c: Likewise.
17899 * config/vxworks-dummy.h: Likewise.
17900 * config/xtensa/crti.asm: Likewise.
17901 * config/xtensa/crtn.asm: Likewise.
17902 * config/xtensa/ieee754-df.S: Likewise.
17903 * config/xtensa/ieee754-sf.S: Likewise.
17904 * config/xtensa/lib1funcs.asm: Likewise.
17905 * config/xtensa/lib2funcs.S: Likewise.
17906 * config/xtensa/linux-unwind.h: Likewise.
17907 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17908 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17909 * coretypes.h: Likewise.
17910 * crtstuff.c: Likewise.
17911 * defaults.h: Likewise.
17912 * dwarf2.h: Likewise.
17913 * emutls.c: Likewise.
17914 * gbl-ctors.h: Likewise.
17915 * gcov-io.h: Likewise.
17916 * ginclude/float.h: Likewise.
17917 * ginclude/iso646.h: Likewise.
17918 * ginclude/stdarg.h: Likewise.
17919 * ginclude/stdbool.h: Likewise.
17920 * ginclude/stddef.h: Likewise.
17921 * ginclude/stdfix.h: Likewise.
17922 * ginclude/stdint-gcc.h: Likewise.
17923 * ginclude/tgmath.h: Likewise.
17924 * gthr-aix.h: Likewise.
17925 * gthr-dce.h: Likewise.
17926 * gthr-gnat.c: Likewise.
17927 * gthr-gnat.h: Likewise.
17928 * gthr-lynx.h: Likewise.
17929 * gthr-mipssde.h: Likewise.
17930 * gthr-nks.h: Likewise.
17931 * gthr-posix.c: Likewise.
17932 * gthr-posix.h: Likewise.
17933 * gthr-posix95.h: Likewise.
17934 * gthr-rtems.h: Likewise.
17935 * gthr-single.h: Likewise.
17936 * gthr-solaris.h: Likewise.
17937 * gthr-tpf.h: Likewise.
17938 * gthr-vxworks.h: Likewise.
17939 * gthr-win32.h: Likewise.
17940 * gthr.h: Likewise.
17941 * libgcc2.c: Likewise.
17942 * libgcc2.h: Likewise.
17943 * libgcov.c: Likewise.
17944 * tsystem.h: Likewise.
17945 * typeclass.h: Likewise.
17946 * unwind-c.c: Likewise.
17947 * unwind-compat.h: Likewise.
17948 * unwind-dw2-fde-compat.c: Likewise.
17949 * unwind-dw2-fde-darwin.c: Likewise.
17950 * unwind-dw2-fde-glibc.c: Likewise.
17951 * unwind-dw2-fde.c: Likewise.
17952 * unwind-dw2-fde.h: Likewise.
17953 * unwind-dw2.c: Likewise.
17954 * unwind-dw2.h: Likewise.
17955 * unwind-generic.h: Likewise.
17956 * unwind-pe.h: Likewise.
17957 * unwind-sjlj.c: Likewise.
17958 * unwind.inc: Likewise.
17959 * config/arm/neon-gen.ml: Change generated copyright header to
17960 refer to version 3 of the GNU General Public License with
17961 version 3.1 of the GCC Runtime Library Exception and to point
17962 readers at the COPYING3 and COPYING3.RUNTIME files and the
17963 FSF's license web page.
17964 * config/arm/arm_neon.h: Regenerate.
17966 2009-04-09 Jakub Jelinek <jakub@redhat.com>
17968 * config/cris/cris.md: Change copyright header to refer to version
17969 3 of the GNU General Public License.
17970 * doc/install.texi2html: Change copyright header to refer to version
17971 3 of the GNU General Public License and to point readers at the
17972 COPYING3 file and the FSF's license web page.
17973 * config/vax/linux.h: Likewise.
17975 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17977 * config/i386/i386.md (cmpcc): New.
17978 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
17979 (sync_compare_and_swap_cc*): Delete.
17981 * config/s390/s390.c (s390_compare_emitted): Remove.
17982 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
17983 s390_compare_emitted used to be handled. Assert that modes match.
17984 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
17985 refer to sync_compare_and_swap_ccsi.
17986 * config/s390/s390.h (s390_compare_emitted): Remove.
17987 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
17988 instead of s390_compare_emitted.
17989 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
17990 instead of s390_compare_emitted.
17991 * config/s390/s390.md (cmpcc): New.
17992 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
17993 CC_REGNUM, do not pretend it's set.
17994 (sync_compare_and_swap_cc*): Delete.
17995 * config/s390/predicates.md (cc_reg_operand): New.
17997 * expr.c (sync_compare_and_swap_cc): Delete.
17998 * optabs.h (sync_compare_and_swap_cc): Delete.
17999 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18000 is being used with can_compare_p.
18001 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18002 (find_cc_set): New.
18003 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18004 look for a MODE_CC set instead. Use emit_store_flag.
18005 (expand_compare_and_swap_loop): Likewise, with some additional
18006 complication to avoid a force_reg when useless. Use
18007 emit_cmp_and_jump_insns.
18008 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18009 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18010 sync_compare_and_swap documentation.
18012 2009-04-09 Jan Hubicka <jh@suse.cz>
18014 * except.c (find_prev_try): Break out from ....
18015 (duplicate_eh_regions): ... here; properly update prev_try pointers
18016 when duplication part of tree.
18017 (dump_eh_tree): Improve dumping.
18018 (verify_eh_region): New.
18019 (verify_eh_tree): Use it.
18021 2009-04-06 Richard Guenther <rguenther@suse.de>
18023 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18024 &ARRAY addresses by adjusting their types and prepending
18026 * tree-cfg.c (verify_gimple_assign_single): Verify that
18027 addresses are correct.
18029 2009-04-09 Richard Guenther <rguenther@suse.de>
18031 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18032 indices into an array reference if possible.
18033 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18034 Fold POINTER_PLUS_EXPR statements with invariant address.
18036 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18039 * config.gcc (powerpc64-*-linux*): Always build biarch.
18041 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18044 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18045 it and pedwarn if this results in an INTEGER_CST.
18047 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18049 * doc/install.texi: Update minimum GMP version. Remove obsolete
18050 text in MPFR section.
18052 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18054 * dwarf2out.c (class_scope_p): New static inline.
18055 (class_or_namespace_scope_p): Use it.
18056 (gen_variable_die): Use DW_TAG_member tag for static data member
18057 declarations instead of DW_TAG_variable.
18059 PR middle-end/39573
18060 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18063 2009-04-08 Richard Guenther <rguenther@suse.de>
18065 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18066 valueize random data.
18068 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18070 * config.gcc (aix tm_file): Add aix-stdint.h.
18071 (aix tm clause use_gcc_stdint): Set to wrap.
18072 * config/rs6000/aix-stdint.h: New file.
18074 2009-04-08 Richard Guenther <rguenther@suse.de>
18076 PR middle-end/36291
18077 * tree-dfa.c (add_referenced_var): Do not recurse into
18078 global initializers.
18079 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18081 (fold_const_aggregate_ref): Likewise.
18083 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18085 * recog.c (ordered_comparison_operator): New.
18086 * gensupport.c (std_preds): Add it.
18087 * doc/md.texi (Machine-Independent Predicates): Document it.
18089 2009-04-08 Jan Hubicka <jh@suse.cz>
18091 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18092 * function.h (rtl_eh): Remove exception_handler_label_map.
18093 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18094 remove_exception_handler_label, for_each_eh_label_1): Remove.
18095 (rtl_remove_unreachable_regions): Remove.
18096 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18097 (find_exception_handler_labels): Don't build the hashtable.
18098 (maybe_remove_eh_handler): Remove.
18099 (for_each_eh_label): Rewrite to walk the tree.
18100 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18101 * except.h (maybe_remove_eh_handler): Remove.
18102 * passes.c (init_optimization_passes): Schedule second EH cleanup
18104 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18105 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18107 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18109 * genoutput.c (validate_optab_operands): New.
18110 (gen_insn, gen_expand): Call it.
18112 * genflags.c (gen_insn): Detect misused iterators.
18113 (main): Pass line_no to gen_insn, exit with status 1 on error.
18115 * genextract.c (line_no): Make global.
18116 (VEC_safe_set_locstr): Change assertion to error message.
18117 (main): Exit with status 1 on error.
18119 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18123 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18124 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18125 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18126 * c-convert.c (convert): Do not call fold on results of conversion
18127 functions when the result is a C_MAYBE_CONST_EXPR.
18128 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18129 of __builtin_choose_expr.
18130 * c-typeck.c (remove_c_maybe_const_expr): New.
18131 (build_unary_op, build_conditional_expr, build_compound_expr,
18132 build_binary_op, c_objc_common_truthvalue_conversion): Call
18133 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18136 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18138 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18139 CODE to produce a new one. Add a prototype to use fold_convert_const
18141 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18144 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18145 mix declarations and code.
18147 2009-04-08 Ben Elliston <bje@au.ibm.com>
18149 * gcc.c: Replace `CC' with `GCC' throughout.
18151 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18153 * doc/invoke.texi: Document Atom support.
18155 2009-04-07 Jason Merrill <jason@redhat.com>
18158 * c-common.h, c-common.c: Add flag_pretty_templates.
18159 * c-opts.c (c_common_handle_option): Set it.
18160 * c.opt: Add -fno-pretty-templates.
18161 * doc/invoke.texi (C++ Dialect Options): Likewise.
18163 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18165 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18166 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18167 (ia64_expand_builtin): Likewise.
18169 2009-04-07 Martin Jambor <mjambor@suse.cz>
18171 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18172 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18173 ADDR_EXPRS are include too.
18175 2009-04-07 Richard Guenther <rguenther@suse.de>
18177 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18178 decls are only used if passes as parameters or if they are
18179 local statics and the call is not to a builtin.
18180 (call_may_clobber_ref_p_1): Likewise.
18182 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18184 * expr.c (do_store_flag): Remove last argument. Simplify code
18185 to avoid duplication of tests already done by can_compare_p.
18186 (expand_expr_real_1): Adjust caller.
18188 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18190 * optabs.c (can_compare_p): Test the predicate of a
18191 cbranch and cstore pattern.
18193 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18195 * expr.c (convert_move): Use emit_store_flag instead of
18198 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18200 * config/i386/i386.c (ix86_compare_emitted): Remove.
18201 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18202 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18203 * config/i386/i386.h (ix86_compare_emitted): Remove.
18204 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18205 instead of ix86_compare_emitted.
18206 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18208 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18210 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18211 Add t-sysroot-suffix to tmake_file.
18212 * config/print-sysroot-suffix.sh: New file.
18213 * config/t-sysroot-suffix: New file.
18215 2009-04-07 Ben Elliston <bje@au.ibm.com>
18217 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18218 as the latter produces a warning when the target does not support
18221 2009-04-07 Ben Elliston <bje@au.ibm.com>
18223 * dfp.c: Replace type punning assignments with memcpy throughout.
18224 * Makefile.in (dfp.o-warn): Remove.
18226 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18229 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18230 Include soft-fp/t-softfp after rs6000/t-linux64.
18232 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18234 * stor-layout.c (set_sizetype): Use the full precision of their
18235 machine mode for bitsize types.
18237 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18239 * config/i386/i386.md: Revert 2 accidental checkins.
18241 2009-04-06 Joey Ye <joey.ye@intel.com>
18242 Xuepeng Guo <xuepeng.guo@intel.com>
18243 H.J. Lu <hongjiu.lu@intel.com>
18245 Atom pipeline model, tuning and insn selection.
18246 * config.gcc (atom): Add atom config options and target.
18248 * config/i386/atom.md: New.
18250 * config/i386/i386.c (atom_cost): New cost.
18251 (m_ATOM): New macro flag.
18252 (initial_ix86_tune_features): Set m_ATOM.
18253 (x86_accumulate_outgoing_args): Likewise.
18254 (x86_arch_always_fancy_math_387): Likewise.
18255 (processor_target): Add Atom cost.
18256 (cpu_names): Add Atom cpu name.
18257 (override_options): Set Atom ISA.
18258 (ix86_issue_rate): New case PROCESSOR_ATOM.
18259 (ix86_adjust_cost): Likewise.
18261 * config/i386/i386.h (TARGET_ATOM): New target macro.
18262 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18263 (TARGET_OPT_AGU): New target option.
18264 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18265 (processor_type): Add PROCESSOR_ATOM.
18267 * config/i386/i386.md (cpu): Add new value "atom".
18268 (use_carry, movu): New attr.
18269 (atom.md): Include atom.md.
18270 (adddi3_carry_rex64): Set attr "use_carry".
18271 (addqi3_carry): Likewise.
18272 (addhi3_carry): Likewise.
18273 (addsi3_carry): Likewise.
18274 (*addsi3_carry_zext): Likewise.
18275 (subdi3_carry_rex64): Likewise.
18276 (subqi3_carry): Likewise.
18277 (subhi3_carry): Likewise.
18278 (subsi3_carry): Likewise.
18279 (x86_movdicc_0_m1_rex64): Likewise.
18280 (*x86_movdicc_0_m1_se): Likewise.
18281 (x86_movsicc_0_m1): Likewise.
18282 (*x86_movsicc_0_m1_se): Likewise.
18283 (*adddi_1_rex64): Emit add insn as much as possible.
18284 (*addsi_1): Likewise.
18285 (return_internal): Set atom_unit.
18286 (return_internal_long): Likewise.
18287 (return_pop_internal): Likewise.
18288 (*rcpsf2_sse): Set atom_sse_attr attr.
18289 (*qrt<mode>2_sse): Likewise.
18290 (*prefetch_sse): Likewise.
18292 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18294 (ix86_target_macros_internal): Likewise.
18296 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18297 (*prefetch_sse_rex): Likewise.
18298 (sse_rcpv4sf2): Likewise.
18299 (sse_vmrcpv4sf2): Likewise.
18300 (sse_sqrtv4sf2): Likewise.
18301 (<sse>_vmsqrt<mode>2): Likewise.
18302 (sse_ldmxcsr): Likewise.
18303 (sse_stmxcsr): Likewise.
18304 (*sse_sfence): Likewise.
18305 (sse2_clflush): Likewise.
18306 (*sse2_mfence): Likewise.
18307 (*sse2_lfence): Likewise.
18308 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18309 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18310 (avx_movdqu<avxmodesuffix>): Likewise.
18311 (avx_lddqu<avxmodesuffix>): Likewise.
18312 (sse2_movntv2di): Change attr "type" to "ssemov".
18313 (sse2_movntsi): Likewise.
18314 (rsqrtv8sf2): Change attr "type" to "sseadd".
18315 (sse3_addsubv2df3): Set attr "atom_unit".
18316 (sse3_h<plusminus_insn>v4sf3): Likewise.
18317 (*sse2_pmaddwd): Likewise.
18318 (*vec_extractv2di_1_rex64): Likewise.
18319 (*vec_extractv2di_1_avx): Likewise.
18320 (sse2_psadbw): Likewise.
18321 (ssse3_phaddwv8hi3): Likewise.
18322 (ssse3_phaddwv4hi3): Likewise.
18323 (ssse3_phadddv4si3): Likewise.
18324 (ssse3_phadddv2si3): Likewise.
18325 (ssse3_phaddswv8hi3): Likewise.
18326 (ssse3_phaddswv4hi3): Likewise.
18327 (ssse3_phsubwv8hi3): Likewise.
18328 (ssse3_phsubwv4hi3): Likewise.
18329 (ssse3_phsubdv4si3): Likewise.
18330 (ssse3_phsubdv2si3): Likewise.
18331 (ssse3_phsubswv8hi3): Likewise.
18332 (ssse3_phsubswv4hi3): Likewise.
18333 (ssse3_pmaddubsw128): Likewise.
18334 (sse3_pmaddubsw: Likewise.
18335 (ssse3_palignrti): Likewise.
18336 (ssse3_palignrdi): Likewise.
18338 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18340 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18342 2009-04-06 Richard Guenther <rguenther@suse.de>
18344 PR tree-optimization/28868
18345 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18346 of which PHI results we inserted.
18347 (insert_into_preds_of_block): Record inserted PHIs.
18348 (eliminate): Eliminate redundant PHI nodes.
18349 (init_pre): Init inserted_phi_names.
18351 2009-04-06 Richard Guenther <rguenther@suse.de>
18353 PR tree-optimization/39643
18354 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18355 IMAGPART_EXPRs of complex constants.
18356 (execute_fold_all_builtins): If we folded a call queue
18357 TODO_update_address_taken.
18359 2009-04-06 Jan Hubicka <jh@suse.cz>
18361 PR middle-end/39659
18362 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18365 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18367 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18369 (ic_invalidate_array): Likewise.
18371 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18373 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18374 alignment for library calls.
18376 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18378 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18379 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18380 * config/i386/mingw-stdint.h: New file.
18382 2009-04-05 Richard Guenther <rguenther@suse.de>
18384 PR tree-optimization/39648
18385 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18386 our &A vs. &A[0] IL deficiencies.
18388 2009-04-04 Jan Hubicka <jh@suse.cz>
18390 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18391 removed toplevel regions.
18392 (sjlj_mark_call_sites): Likewise.
18394 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18396 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18397 (cygwin tm clause use_gcc_stdint): Set to wrap.
18398 * config/i386/cygwin-stdint.h: New file.
18400 2009-04-04 Richard Guenther <rguenther@suse.de>
18402 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18403 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18404 single-argument PHIs if we are in loop-closed SSA form.
18405 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18406 for the pre-condition.
18407 (slpeel_tree_peel_loop_to_edge): Likewise.
18408 (vect_build_loop_niters): Take an optional sequence to append stmts.
18409 (vect_generate_tmps_on_preheader): Likewise.
18410 (vect_do_peeling_for_loop_bound): Take extra guards for the
18412 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18413 the cost model check.
18414 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18415 guards if we are going to peel. Do not apply versioning in that case.
18416 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18417 (vect_do_peeling_for_loop_bound): Likewise.
18418 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18419 loop bound only record extra pre-conditions, do not apply loop
18422 2009-04-04 Richard Guenther <rguenther@suse.de>
18424 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18427 2009-04-04 Jan Hubicka <jh@suse.cz>
18429 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18430 last_basic_block for size of bb->index indexed array.
18431 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18432 compute_out, link_btr_uses, build_btr_def_use_webs,
18433 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18435 2009-04-04 Jan Hubicka <jh@suse.cz>
18437 * except.c (remove_eh_handler_and_replace): Break out from ...
18438 (remove_eh_handler): ... here.
18439 (bring_to_root): New function.
18440 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18441 handled ones, bring others to root of tree.
18443 2009-04-04 Jan Hubicka <jh@suse.cz>
18445 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18446 (all_phis_safe_to_merge): New function.
18447 (update_info): New structure.
18448 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18449 (cleanup_empty_eh): Update SSA if possible.
18451 2009-04-04 Richard Guenther <rguenther@suse.de>
18453 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18454 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18455 (append_vuse): Likewise.
18457 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18459 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18460 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18461 instead of REG_UNSAVED for DW_CFA_undefined.
18462 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18463 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18466 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18469 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18470 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18471 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18473 2009-04-04 Richard Guenther <rguenther@suse.de>
18475 PR tree-optimization/8781
18476 PR tree-optimization/37892
18477 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18478 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18479 (valueize_refs): Call it for *& valueizations.
18480 (shared_reference_ops_from_ref): Rename to ...
18481 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18482 (shared_reference_ops_from_call): Rename to ...
18483 (valueize_shared_reference_ops_from_call): ... this and valueize.
18484 (vn_reference_lookup): Update.
18485 (visit_reference_op_call): Likewise.
18486 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18487 (eliminate): Value-replace the call address in call statements.
18489 2009-04-04 Richard Guenther <rguenther@suse.de>
18491 PR tree-optimization/39636
18492 * tree-ssa-forwprop.c
18493 (forward_propagate_addr_into_variable_array_index): Check for
18494 GIMPLE_ASSIGN before accessing the rhs code.
18496 2009-04-03 Jason Merrill <jason@redhat.com>
18498 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18500 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18502 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18503 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18504 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18505 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18506 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18507 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18508 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18509 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18510 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18511 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18512 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18513 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18514 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18515 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18516 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18517 Use fr_reg_or_fp01_operand instead of fr_register_operand
18519 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18520 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18521 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18523 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18525 PR rtl-optimization/39607
18526 PR rtl-optimization/39631
18530 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18531 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18532 instead of DF_LR_OUT.
18533 * ira-lives.c (process_bb_node_lives): Ditto.
18534 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18535 instead of DF_LR_{OUT,IN}.
18536 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18537 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18539 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18541 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18542 (execute_lower_omp): Always run but take the short way out if -fopenmp
18544 (gate_lower_omp): Remove, forcing the pass manager to always run the
18545 pass and always set PROP_gimple_lomp.
18546 (pass_lower_omp): Remove gate function.
18547 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18548 PROP_trees. Instead, require it.
18549 * ipa-cp.c (pass_ipa_cp): Likewise.
18550 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18551 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18552 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18553 and PROP_gimple_leh.
18555 2009-04-03 Richard Guenther <rguenther@suse.de>
18557 PR middle-end/13146
18558 PR tree-optimization/23940
18559 PR tree-optimization/33237
18560 PR middle-end/33974
18561 PR middle-end/34093
18562 PR tree-optimization/36201
18563 PR tree-optimization/36230
18564 PR tree-optimization/38049
18565 PR tree-optimization/38207
18566 PR tree-optimization/38230
18567 PR tree-optimization/38301
18568 PR tree-optimization/38585
18569 PR middle-end/38895
18570 PR tree-optimization/38985
18571 PR tree-optimization/39299
18572 * tree-ssa-structalias.h: Remove.
18573 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18574 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18575 (struct vuse_element_d): Remove.
18576 (struct vuse_vec_d): Likewise.
18577 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18578 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18579 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18580 VUSE_ELEMENT_VAR): Likewise.
18581 (struct voptype_d): Likewise.
18582 (NUM_VOP_FREE_BUCKETS): Likewise.
18583 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18584 (struct stmt_operands_d): Remove.
18585 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18586 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18587 VDEF_NUM, VDEF_VECT): Likewise.
18588 (copy_virtual_operands): Remove.
18589 (operand_build_cmp): Likewise.
18590 (create_ssa_artificial_load_stmt): Likewise.
18591 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18592 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18593 vuse_index and mayuse_index members. Pack and move done and iter_type
18594 members to the front.
18595 (SSA_OP_VMAYUSE): Remove.
18596 (SSA_OP_VIRTUAL_USES): Adjust.
18597 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18598 (unlink_stmt_vdef): Declare.
18599 (add_to_addressable_set): Remove.
18600 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18601 (vrp_visit_stmt): Likewise.
18602 * doc/tree-ssa.texi (Alias analysis): Update.
18603 * doc/invoke.texi (max-aliased-vops): Remove docs.
18604 (avg-aliased-vops): Likewise.
18605 * tree-into-ssa.c (syms_to_rename): Remove.
18606 (need_to_update_vops_p): Likewise.
18607 (need_to_initialize_update_ssa_p): Rename to ...
18608 (update_ssa_initialized_fn): ... this. Track function we are
18610 (symbol_marked_for_renaming): Simplify.
18611 (add_new_name_mapping): Do not set need_to_update_vops_p.
18612 (dump_currdefs): Use SYMS_TO_RENAME.
18613 (rewrite_update_stmt): Always walk all uses/defs.
18614 (dump_update_ssa): Adjust.
18615 (init_update_ssa): Take function argument. Track what we are
18617 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18618 (create_new_def_for): Initialize for cfun, assert we are initialized
18620 (mark_sym_for_renaming): Simplify.
18621 (mark_set_for_renaming): Do not initialize update-ssa.
18622 (need_ssa_update_p): Simplify. Take function argument.
18623 (name_mappings_registered_p): Assert we ask for the correct function.
18624 (name_registered_for_update_p): Likewise.
18625 (ssa_names_to_replace): Likewise.
18626 (release_ssa_name_after_update_ssa): Likewise.
18627 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18628 (dump_decl_set): Do not print a newline.
18629 (debug_decl_set): Do it here.
18630 (dump_update_ssa): And here.
18631 * tree-ssa-loop-im.c (move_computations): Adjust.
18632 (movement_possibility): Likewise.
18633 (determine_max_movement): Likewise.
18634 (gather_mem_refs_stmt): Likewise.
18635 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18636 or NAME_MEMORY_TAG.
18637 * tree-complex.c (update_all_vops): Remove.
18638 (expand_complex_move): Adjust.
18639 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18640 Simplify test for memory referencing statement. Exclude
18641 non-invariant ADDR_EXPRs.
18642 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18643 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18644 (rdg_flag_uses): Likewise.
18645 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18647 (tree_optimize_tail_calls_1): Also split the
18648 edge from the entry block if we have degenerate PHI nodes in
18649 the first basic block.
18650 * tree.c (init_ttree): Remove memory-tag related code.
18651 (tree_code_size): Likewise.
18652 (tree_node_structure): Likewise.
18653 (build7_stat): Re-write to be build6_stat.
18654 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18655 (SSA_VAR_P): Adjust.
18656 (struct tree_memory_tag): Remove.
18657 (struct tree_memory_partition_tag): Likewise.
18658 (union tree_node): Adjust.
18659 (build7): Re-write to be build6.
18660 * tree-pass.h (pass_reset_cc_flags): Remove.
18661 (TODO_update_address_taken): New flag.
18662 (pass_simple_dse): Remove.
18663 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18664 * params.h (MAX_ALIASED_VOPS): Remove.
18665 (AVG_ALIASED_VOPS): Likewise.
18666 * omp-low.c (expand_omp_taskreg): Update SSA form.
18667 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18668 aliases the lhs in a copy stmt.
18669 * tree-ssa-dse.c (struct address_walk_data): Remove.
18670 (memory_ssa_name_same): Likewise.
18671 (memory_address_same): Likewise.
18672 (get_kill_of_stmt_lhs): Likewise.
18673 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18674 unused stores. Look through PHI nodes into post-dominated regions.
18675 (dse_optimize_stmt): Simplify. Properly remove stores.
18676 (tree_ssa_dse): Compute dominators.
18677 (execute_simple_dse): Remove.
18678 (pass_simple_dse): Likewise.
18679 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18680 gimple_loaded_syms and gimple_stored_syms computation.
18681 * toplev.c (dump_memory_report): Dump alias and pta stats.
18682 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18683 (vn_reference_eq): Likewise.
18684 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18685 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18686 valueize_vuses): Remove.
18687 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18688 (get_def_ref_stmt_vuse): ... this.
18689 (vn_reference_lookup_2): New function.
18690 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18691 walking equivalent vuses. Simplify.
18692 (vn_reference_lookup): Likewise.
18693 (vn_reference_insert): Likewise.
18694 (vn_reference_insert_pieces): Likewise.
18695 (visit_reference_op_call): Simplify.
18696 (visit_reference_op_load): Likewise.
18697 (visit_reference_op_store): Likewise.
18698 (init_scc_vn): Remove shared_lookup_vuses initialization.
18699 (free_scc_vn): Remove shared_lookup_vuses freeing.
18700 (sort_vuses, sort_vuses_heap): Remove.
18701 (get_ref_from_reference_ops): Export.
18702 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18703 vector with single vuse pointer.
18704 (vn_reference_lookup_pieces, vn_reference_lookup,
18705 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18706 (shared_vuses_from_stmt): Remove.
18707 (get_ref_from_reference_ops): Declare.
18708 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18709 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18710 memory-tag related code.
18711 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18712 (likely_value): Add comment, skip static-chain of call statements.
18713 (surely_varying_stmt_p): Adjust.
18714 (gimplify_and_update_call_from_tree): Likewise.
18715 (execute_fold_all_builtins): Do not rebuild alias info.
18716 (gimplify_and_update_call_from_tree): Properly update VOPs.
18717 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18718 (copy_ref_info): Remove memory-tag related code.
18719 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18720 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18721 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18723 * tree-ssa-dom.c (gimple_p): Remove typedef.
18724 (eliminate_redundant_computations): Adjust.
18725 (record_equivalences_from_stmt): Likewise.
18726 (avail_expr_hash): Likewise.
18727 (avail_expr_eq): Likewise.
18728 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18729 (stmt_makes_single_load): Likewise.
18730 (stmt_makes_single_store): Likewise.
18731 * tree-ssa-alias.c: Rewrite completely.
18732 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18733 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18734 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18735 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18736 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18737 Remove public functions.
18738 (pass_reset_cc_flags): Remove.
18739 (pass_build_alias): Move ...
18740 * tree-ssa-structalias.c (pass_build_alias): ... here.
18741 * tree-ssa-alias.c (may_be_aliased): Move ...
18742 * tree-flow-inline.h (may_be_aliased): ... here.
18743 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18744 count_uses_and_derefs): Move ...
18745 * gimple.c: ... here.
18746 * gimple.h (count_uses_and_derefs): Declare.
18747 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18748 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18749 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18750 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18751 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18752 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18753 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18755 * tree-dfa.c (refs_may_alias_p): Move ...
18756 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18757 * tree-ssa-alias.h: New file.
18758 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18759 (statement_sink_location): Likewise.
18760 * opts.c (decode_options): Do not adjust max-aliased-vops or
18761 avg-aliased-vops values.
18762 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18763 (TV_CALL_CLOBBER): Likewise.
18764 (TV_FLOW_SENSITIVE): Likewise.
18765 (TV_FLOW_INSENSITIVE): Likewise.
18766 (TV_MEMORY_PARTITIONING): Likewise.
18767 (TV_ALIAS_STMT_WALK): New timevar.
18768 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18769 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18770 (get_address_description): Remove memory-tag related code.
18771 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18772 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18773 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18774 and immediate uses in statements. Document.
18775 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18776 (dump_symbols): Remove.
18777 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18778 * alias.c (get_deref_alias_set): New function split out from ...
18779 (get_alias_set): ... here.
18780 * alias.h (get_deref_alias_set): Declare.
18781 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18782 type parameter. Remove restrict pointer handling. Create a
18783 ref-all pointer in case type-based alias sets do not conflict.
18784 (vect_analyze_data_refs): Remove SMT related code.
18785 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18786 (vectorizable_load): Likewise.
18787 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18788 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18789 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18790 Ignore vops and SMTs.
18791 (dr_analyze_alias): Likewise..
18792 (free_data_ref): Likewise.
18793 (create_data_ref): Likewise.
18794 (analyze_all_data_dependences): Likewise.
18795 (get_references_in_stmt): Adjust.
18796 * tree-flow-inline.h (gimple_aliases_computed_p,
18797 gimple_addressable_vars, gimple_call_clobbered_vars,
18798 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18799 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18800 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18801 gimple_mem_ref_stats): Remove.
18802 (gimple_vop): New function.
18803 (op_iter_next_use): Remove vuses and mayuses cases.
18804 (op_iter_next_def): Remove vdefs case.
18805 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18806 (clear_and_done_ssa_iter): Do not set removed fields.
18807 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18808 Assert we are not iterating over vuses or vdefs if not also
18809 iterating over uses or defs.
18810 (op_iter_init_use): Likewise.
18811 (op_iter_init_def): Likewise.
18812 (op_iter_next_vdef): Remove.
18813 (op_iter_next_mustdef): Likewise.
18814 (op_iter_init_vdef): Likewise.
18815 (compare_ssa_operands_equal): Likewise.
18816 (link_use_stmts_after): Handle vuse operand.
18817 (is_call_used): Use is_call_clobbered.
18818 (is_call_clobbered): Global variables are always call clobbered,
18819 query the call-clobbers bitmap.
18820 (mark_call_clobbered): Ignore global variables.
18821 (clear_call_clobbered): Likewise.
18822 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18823 virtual operands sanity check.
18824 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18826 (TARGET_MEM_REF): Remove TMR_TAG operand.
18827 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18828 Remove call-clobber related code.
18829 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18830 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18831 partitions or escape reason.
18832 (get_single_def_stmt, get_single_def_stmt_from_phi,
18833 get_single_def_stmt_with_phi): Remove.
18834 (dump_referenced_vars): Tidy.
18835 (get_ref_base_and_extent): Allow bare decls.
18836 (collect_dfa_stats): Adjust.
18837 * graphite.c (rename_variables_in_stmt): Adjust.
18838 (graphite_copy_stmts_from_block): Likewise.
18839 (translate_clast): Likewise.
18840 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18842 (translate_vuse_through_block): Use the oracle.
18843 (phi_translate_1): Adjust.
18844 (value_dies_in_block_x): Use the oracle. Cache the outcome
18846 (valid_in_sets): Check if the VUSE for
18847 a REFERENCE is available.
18848 (eliminate): Do not remove stmts during elimination,
18849 instead queue and remove them afterwards.
18850 (do_pre): Do not rebuild alias info.
18851 (pass_pre): Run TODO_rebuild_alias before PRE.
18852 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18853 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18854 (mark_all_v_defs_stmt): Remove.
18855 (mark_all_v_defs_seq): Adjust.
18856 (sra_replace): Likewise.
18857 (scalarize_use): Likewise.
18858 (scalarize_copy): Likewise.
18859 (scalarize_init): Likewise.
18860 (scalarize_ldst): Likewise.
18861 (todoflags): Remove.
18862 (tree_sra): Do not rebuild alias info.
18863 (tree_sra_early): Adjust.
18864 (pass_sra): Run TODO_update_address_taken before SRA.
18865 * tree-predcom.c (set_alias_info): Remove.
18866 (prepare_initializers_chain): Do not call it.
18867 (mark_virtual_ops_for_renaming): Adjust.
18868 (mark_virtual_ops_for_renaming_list): Remove.
18869 (initialize_root_vars): Adjust.
18870 (initialize_root_vars_lm): Likewise.
18871 (prepare_initializers_chain): Likewise.
18872 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18873 (may_propagate_copy_into_stmt): Likewise.
18874 (merge_alias_info): Do nothing for now.
18875 (propagate_tree_value_into_stmt): Adjust.
18876 (stmt_may_generate_copy): Likewise.
18877 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18878 not mark symbols for renaming.
18879 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18880 with the same statement, make sure to update the new pointed-to one.
18881 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18882 call statements, do not mark symbols for renaming.
18883 (mark_operand_necessary): Dump something.
18884 (ref_may_be_aliased): New function.
18885 (mark_aliased_reaching_defs_necessary_1): New helper function.
18886 (mark_aliased_reaching_defs_necessary): Likewise.
18887 (mark_all_reaching_defs_necessary_1): Likewise.
18888 (mark_all_reaching_defs_necessary): Likewise.
18889 (propagate_necessity): Do not process virtual PHIs. For
18890 non-aliased loads mark all reaching definitions as necessary.
18891 For aliased loads and stores mark the immediate dominating
18892 aliased clobbers as necessary.
18893 (visited): New global static.
18894 (perform_tree_ssa_dce): Free visited bitmap after propagating
18896 (remove_dead_phis): Perform simple dead virtual PHI removal.
18897 (remove_dead_stmt): Properly unlink virtual operands when
18899 (eliminate_unnecessary_stmts): Schedule PHI removal after
18901 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18902 (process_replaceable): Likewise.
18903 (find_replaceable_in_bb): Likewise.
18904 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18905 based on the single gimple vop.
18906 (verify_flow_insensitive_alias_info): Remove.
18907 (verify_flow_sensitive_alias_info): Likewise.
18908 (verify_call_clobbering): Likewise.
18909 (verify_memory_partitions): Likewise.
18910 (verify_alias_info): Likewise.
18911 (verify_ssa): Adjust..
18912 (execute_update_addresses_taken): Export. Update SSA
18913 manually. Optimize only when optimizing. Use a local bitmap.
18914 (pass_update_address_taken): Remove TODO_update_ssa, add
18916 (pass_update_address_taken): Just use TODO_update_address_taken.
18917 (init_tree_ssa): Do not initialize addressable_vars.
18918 (verify_ssa): Verify new VUSE / VDEF properties.
18919 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18920 Do not call verify_alias_info.
18921 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18922 Do not free the loaded and stored syms bitmaps. Reset the escaped
18923 and callused solutions. Do not free addressable_vars.
18924 Remove memory-tag related code.
18925 (warn_uninitialized_var): Aliases are always available.
18926 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18927 * lambda-code.c (can_put_in_inner_loop): Adjust.
18928 (can_put_after_inner_loop): Likewise.
18929 (perfect_nestify): Likewise.
18930 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18931 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18932 (vectorizable_conversion): Do not mark symbols for renaming.
18933 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18934 (expand_call_inline): Unlink the calls virtual operands before
18936 (tree_function_versioning): Do not call update_ssa if we are not
18937 updating clones. Simplify.
18938 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18939 (propagate_with_phi): Likewise..
18940 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18941 clobber code. Assert we are not aliased or global.
18942 * tree-flow.h: Include tree-ssa-alias.h
18943 (enum escape_type): Remove.
18944 (struct mem_sym_stats_d): Likewise.
18945 (struct mem_ref_stats_d): Likewise.
18946 (struct gimple_df): Add vop member. Remove global_var,
18947 call_clobbered_vars, call_used_vars, addressable_vars,
18948 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18949 escaped and callused members.
18950 (struct ptr_info_def): Remove all members, add points-to solution
18952 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18953 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18954 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18955 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18956 (tree-ssa-alias.o): Likewise.
18957 (toplev.o): Add tree-ssa-alias.h
18958 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
18959 * gimple.c (gimple_set_bb): Fix off-by-one error.
18960 (is_gimple_reg): Do not handle memory tags.
18961 (gimple_copy): Also copy virtual operands.
18962 Delay updating the statement. Do not reset loaded and stored syms.
18963 (gimple_set_stored_syms): Remove.
18964 (gimple_set_loaded_syms): Likewise.
18965 (gimple_call_copy_skip_args): Copy the virtual operands
18966 and mark the new statement modified.
18967 * tree-ssa-structalias.c (may_alias_p): Remove.
18968 (set_uids_in_ptset): Take the alias set to prune with as
18969 parameter. Fold in the alias test of may_alias_p.
18970 (compute_points_to_sets): Compute whether a ptr is dereferenced
18971 in a local sbitmap.
18972 (process_constraint): Deal with &ANYTHING on the lhs, reject all
18973 other ADDRESSOF constraints on the lhs.
18974 (get_constraint_for_component_ref): Assert that we don't get
18975 ADDRESSOF constraints from the base of the reference.
18976 Properly generate UNKNOWN_OFFSET for DEREF if needed.
18977 (struct variable_info): Remove collapsed_to member.
18978 (get_varinfo_fc): Remove.
18979 (new_var_info): Do not set collapsed_to.
18980 (dump_constraint): Do not follow cycles.
18981 (dump_constraint_graph): Likewise.
18982 (build_pred_graph): Likewise.
18983 (build_succ_graph): Likewise.
18984 (rewrite_constraints): Likewise.
18985 (do_simple_structure_copy): Remove.
18986 (do_rhs_deref_structure_copy): Remove.
18987 (do_lhs_deref_structure_copy): Remove.
18988 (collapse_rest_of_var): Remove.
18989 (do_structure_copy): Re-implement.
18990 (pta_stats): New global variable.
18991 (dump_pta_stats): New function.
18992 (struct constraint_expr): Make offset signed.
18993 (UNKNOWN_OFFSET): Define special value.
18994 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
18995 (solution_set_expand): New helper function split out from ...
18996 (do_sd_constraint): ... here.
18997 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
18998 (do_ds_constraint): Likewise.
18999 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19000 and CALLUSED = *CALLUSED.
19001 (set_union_with_increment): Make inc argument signed.
19002 (type_safe): Remove.
19003 (get_constraint_for_ptr_offset): Handle unknown and negative
19005 (first_vi_for_offset): Handle offsets before start. Bail
19006 out early for offsets beyond the variable extent.
19007 (first_or_preceding_vi_for_offset): New function.
19008 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19009 Together with ESCAPED = *ESCAPED this properly computes reachability.
19010 (find_what_var_points_to): New function.
19011 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19012 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19013 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19014 pt_solutions_intersect): New functions.
19015 (compute_call_used_vars): Remove.
19016 (compute_may_aliases): New main entry into PTA computation.
19017 * gimple.h (gimple_p): New typedef.
19018 (struct gimple_statement_base): Remove references_memory_p.
19019 (struct gimple_statement_with_memory_ops_base): Remove
19020 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19022 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19023 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19024 gimple_set_references_memory): Remove.
19025 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19026 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19028 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19029 (verify_expr): Allow RESULT_DECL.
19030 (gimple_duplicate_bb): Do not copy virtual operands.
19031 (gimple_duplicate_sese_region): Adjust.
19032 (gimple_duplicate_sese_tail): Likewise.
19033 (mark_virtual_ops_in_region): Remove.
19034 (move_sese_region_to_fn): Do not call it.
19035 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19036 and pass_simple_dse.
19037 (execute_function_todo): Handle TODO_update_address_taken,
19038 call execute_update_addresses_taken for TODO_rebuild_alias.
19039 (execute_todo): Adjust.
19040 (execute_one_pass): Init dump files early.
19041 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19043 (create_general_new_stmt): Clear vops.
19044 * tree-ssa-reassoc.c (get_rank): Adjust.
19045 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19046 symbols for renaming.
19047 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19048 (PARAM_AVG_ALIASED_VOPS): Likewise.
19049 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19050 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19051 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19052 (operand_build_cmp, copy_virtual_operands,
19053 create_ssa_artificial_load_stmt, add_to_addressable_set,
19054 gimple_add_to_addresses_taken): Remove public functions.
19055 (unlink_stmt_vdef): New function.
19057 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19059 * config.gcc (powerpc-*-linux*): Merge variants.
19061 2009-04-02 Chao-ying Fu <fu@mips.com>
19062 James Grosbach <james.grosbach@microchip.com>
19064 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19065 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19067 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19068 keep_interrupts_masked_p, use_debug_exception_return_p.
19069 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19070 keep_interrupts_masked, use_debug_exception_return.
19071 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19072 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19074 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19075 (mips_print_operand): Process COP0 registers to print $0 .. $31
19076 correctly for GAS to process.
19077 (mips_interrupt_extra_call_saved_reg_p): New function.
19078 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19080 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19081 (mips_compute_frame_info): Add supports for interrupt context that
19082 includes doubleword accumulators and COP0 registers.
19083 (mips_for_each_saved_acc): New function.
19084 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19085 mips_for_each_saved_reg.
19086 (mips_save_reg): Save accumulators.
19087 (mips_kernel_reg_p): A new for_each_rtx callback.
19088 (mips_expand_prologue): Support interrupt handlers.
19089 (mips_restore_reg): Restore accumulators.
19090 (mips_expand_epilogue): Support interrupt handlers.
19091 (mips_can_use_return_insn): Return false for interrupt handlers.
19092 (mips_epilogue_uses): New function.
19093 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19094 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19095 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19096 cop0_move): New instructions.
19097 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19098 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19100 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19102 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19103 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19104 interrupt handlers, we use K0 as the temporary register.
19105 (EPILOGUE_USES): Change to a function call.
19106 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19107 handlers, we use K0 as the temporary register.
19109 * doc/extend.texi (Function Attributes): Document interrupt,
19110 use_shadow_register_set, keep_interrupts_masked,
19111 use_debug_exception_return for MIPS attributes.
19113 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19115 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19116 Remove a number of t-files from tmake_file.
19117 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19118 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19119 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19120 target_prototype, not TARGET_PROTOTYPE.
19121 (LINK_OS_GNU_SPEC): Define.
19122 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19123 and darwin-ldoubdle.c.
19125 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19128 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19129 (cpp_options): Ditto.
19130 (default_compilers): Ditto.
19131 (display_help): Ditto.
19132 (process_command): Ditto.
19133 (do_spec_1): Ditto.
19134 (set_input): Use lbasename instead of duplicate code.
19135 (save_temps_prefix): New static for -save-temps=obj.
19136 (save_temps_length): Ditto.
19138 * doc/invoke.texi (-save-temps=obj): Document new variant to
19139 -save-temps switch.
19141 2009-04-02 Jeff Law <law@redhat.com>
19143 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19146 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19148 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19149 * configure: Regenerated.
19151 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19153 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19154 share the argument list.
19156 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19160 2009-02-12 Diego Novillo <dnovillo@google.com>
19162 * varpool.c (debug_varpool): New.
19163 * cgraph.h (debug_varpool): Declare.
19165 2009-04-02 Jan Hubicka <jh@suse.cz>
19167 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19170 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19172 * config/i386/i386.c (ix86_abi): Move initialization to ...
19173 (override_options): Here.
19175 2009-04-02 Christian Bruel <christian.bruel@st.com>
19177 * config/sh/sh.c (sh_dwarf_register_span): New function.
19178 (TARGET_DWARF_REGISTER_SPAN): Define.
19179 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19181 2009-04-02 Ira Rosen <irar@il.ibm.com>
19183 PR tree-optimization/39595
19184 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19185 interleaved loads group is not greater than the SLP group size.
19187 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19189 * builtins.c (is_builtin_name): New.
19190 (called_as_built_in): Use is_builtin_name.
19191 * tree.h (is_builtin_name): New.
19192 * varasm.c (incorporeal_function_p): Use is_builtin_name
19194 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19196 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19198 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19201 * c-decl.c (clone_underlying_type): Move this ...
19202 * c-common.c (set_underlying_type): ... here.
19203 Also, make sure the function properly sets TYPE_STUB_DECL() on
19204 the newly created typedef variant type.
19205 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19206 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19209 2009-04-02 Richard Guenther <rguenther@suse.de>
19211 PR tree-optimization/37221
19212 * tree-flow.h (degenerate_phi_result): Declare.
19213 * tree-ssa-dom.c (degenerate_phi_result): Export.
19214 * tree-scalar-evolution.c (analyze_initial_condition): If
19215 the initial condition is defined by a degenerate PHI node
19216 use the degenerate value.
19218 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19220 PR rtl-optimization/39588
19221 * combine.c (merge_outer_ops): Do not set the constant when this
19223 (simplify_shift_const_1): Do not modify it either in this case.
19225 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19227 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19228 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19230 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19233 * c-lex.c (interpret_float): Default (no suffix) is double.
19235 2009-04-1 Xinliang David Li <davidxl@google.com>
19237 * config/i386/i386.c (legitimate_constant_p): Recognize
19238 all one vector constant.
19240 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19242 * config/vax/vax.c: Add #includes to silence warnings.
19243 Change #include order to silence two warnings.
19245 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19247 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19248 (ASM_SPEC): Pass -k to the assembler for PIC code.
19250 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19252 * config.gcc: Add vax-*-linux* to the switch.
19253 * config/vax/linux.h: New file. (TARGET_VERSION,
19254 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19256 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19258 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19259 Use predicate macros instead of GET_CODE() == foo.
19260 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19261 ashlsi3, rotrsi3, <unnamed>): Likewise.
19263 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19265 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19266 jbbccihi, jbbccisi): Remova trailing whitespace.
19267 * config/vax/constraints.md: Likewise.
19268 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19269 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19270 * config/vax/predicates.md: Likewise.
19271 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19272 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19273 * config/vax/vax.h: Likewise.
19274 * config/vax/vax.md (nonlocal_goto): Likewise.
19276 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19278 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19279 (indirectable_address_p, adjacent_operands_p): Add spaces around
19281 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19283 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19285 * config/vax/vax.c (legitimate_constant_address_p,
19286 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19287 index_term_p, reg_plus_index_p, legitimate_address_p,
19288 vax_mode_dependent_address_p): Update comments to match functions
19289 modified by the recent int->bool conversion.
19291 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19293 * config/vax/builtins.md: Update copyright message.
19294 * config/vax/constraints.md: Likewise.
19295 * config/vax/netbsd-elf.h: Likewise.
19296 * config/vax/predicates.md: Likewise.
19297 * config/vax/vax-protos.h: Likewise.
19298 * config/vax/vax.c: Likewise.
19299 * config/vax/vax.h: Likewise.
19300 * config/vax/vax.md: Likewise.
19301 * config/vax/vax.opt: Likewise.
19303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19305 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19306 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19307 * config/vax/constraints.md (B, R): Likewise.
19308 * config/vax/predicates.md (external_memory_operand,
19309 nonimmediate_addsub_di_operand): Likewise.
19310 * config/vax/vax.c (vax_output_int_add): Likewise.
19311 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19312 untyped_call): Likewise.
19314 2009-04-01 Matt Thomas <matt@3am-software.com>
19316 * config/vax/predicates.md: New file.
19317 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19318 external_const_operand, nonsymbolic_operand, external_memory_operand,
19319 indirect_memory_operand, indexed_memory_operand,
19320 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19321 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19323 * config/vax/constraints.md: New file.
19324 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19326 * config/vax/builtins.md: New file.
19327 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19328 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19330 * config/vax/vax.opt (mqmath): Add option.
19331 * config/vax/vax.md (isfx): Extend with DI.
19332 (VAXintQH, VAXintQHSD): Define.
19333 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19334 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19335 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19336 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19337 (movdi): Update constraints and use vax_output_int_move().
19338 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19339 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19340 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19341 nonlocal_goto): New.
19342 (mov<mode>): Extend accepted operand types.
19343 (subdi3_old): Rename from subdi3, change update constraints and use
19344 a new implementation.
19345 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19346 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19347 MOVE_RATIO, CLEAR_RATIO): Define.
19348 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19349 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19350 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19351 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19352 (split_quadword_operands): Make static and really allow variable
19354 (print_operand_address): Update for PIC generation.
19355 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19356 indexable_address_p, fixup_mathdi_operand,
19357 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19358 (vax_float_literal, legitimate_constant_p,
19359 indirectable_constant_address_p, index_term_p,
19360 reg_plus_index_p): Return bool instead of int.
19361 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19363 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19365 (vax_output_conditional_branch): Indent.
19366 (legitimate_constant_address_p, indirectable_constant_address_p,
19367 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19368 vax_mode_dependent_address_p): Return bool instead of int, update for
19370 * config/vax/vax-protos.h (legitimate_constant_address_p,
19371 legitimate_constant_p, legitimate_address_p,
19372 vax_mode_dependent_address_p): Change declaration to bool.
19373 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19374 vax_expand_addsub_di_operands, vax_output_int_subtract,
19375 vax_output_movmemsi): Declare.
19376 (split_quadword_operands, vax_float_literal): Delete declaration.
19377 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19378 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19379 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19380 ASM_OUTPUT_DWARF_PCREL): Define.
19381 (ASM_SPEC): Change definition to allow PIC generation.
19383 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19385 * doc/sourcebuild.texi: Update front-end requirements.
19387 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19390 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19391 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19392 (booldi3_internal3): Use boolean_or_operator instead of
19395 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19398 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19399 declarator whose size is not an integer constant expression but
19400 folds to an integer constant, then treat it as a constant
19403 2009-04-01 Richard Guenther <rguenther@suse.de>
19405 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19406 i * 4 + 2 to (i * 2 + 1) * 2.
19408 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19411 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19412 return if c_parser_asm_string_literal returned NULL.
19414 2009-04-01 Nick Clifton <nickc@redhat.com>
19416 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19418 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19419 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19420 other typedefs to avoid conflicts with libgcc2.c. Define labels
19421 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19423 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19424 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19427 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19429 * varasm.c (default_function_rodata_section): Declare DOT as
19432 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19433 Andrey Galkin <agalkin@hypercom.com>
19436 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19437 Make object_name unique for each process.
19439 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19442 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19443 addressable variables in the parallel that could go out of scope while
19444 running queued tasks.
19446 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19448 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19449 (CASE_VALUES_THRESHOLD): Redefine.
19450 * config/avr/avr.c (avr_override_options): Remove initialization of
19451 avr_case_values_threshold variable.
19452 (avr_case_values_threshold): Remove variable. Add new function.
19453 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19454 * config/avr/avr.opt (mno-tablejump): Remove option.
19455 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19457 2009-04-01 DJ Delorie <dj@redhat.com>
19459 * varasm.c (default_function_rodata_section): Don't assume
19460 anything about where the first '.' in the section name is.
19462 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19464 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19465 rs6000_emit_stack_tie.
19467 2009-03-31 Ian Lance Taylor <iant@google.com>
19469 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19470 gimple_code with GIMPLE_RESX, not RESX.
19472 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19474 * c-common.c (c_get_ident): New.
19475 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19477 2009-04-01 Ben Elliston <bje@au.ibm.com>
19479 * config/rs6000/sysv4.opt (msdata): Improve option description.
19481 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19483 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19484 (divdf3_internal_lat): Remove.
19485 (divxf3_internal_lat): Remove.
19486 (divxf3_internal_thr): Remove.
19487 (divxf): Use divxf3_internal.
19488 * config/ia64/div.md (divsf3_internal_lat): New.
19489 (divdf3_internal_lat): New.
19490 (divxf3_internal): New.
19492 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19495 * Makefile.in (USE_GCC_STDINT): Define.
19496 (stmp-int-hdrs): Install stdint.h if applicable.
19497 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19499 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19500 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19501 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19502 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19503 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19504 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19505 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19506 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19507 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19508 (c_common_nodes_and_builtins): Initialize
19509 underlying_wchar_type_node. Do not initialize
19510 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19511 nodes for new types.
19512 (c_stddef_cpp_builtins): Define macros for new types.
19513 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19515 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19516 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19517 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19518 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19519 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19520 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19521 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19522 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19523 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19524 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19525 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19526 int16_type_node, int32_type_node, int64_type_node,
19527 uint8_type_node, uint16_type_node, c_uint32_type_node,
19528 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19529 int_least32_type_node, int_least64_type_node,
19530 uint_least8_type_node, uint_least16_type_node,
19531 uint_least32_type_node, uint_least64_type_node,
19532 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19533 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19534 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19535 uintptr_type_node): Define.
19536 * c-cppbuiltin.c (builtin_define_constants,
19537 builtin_define_type_minmax): New.
19538 (builtin_define_stdint_macros): Define more macros.
19539 (c_cpp_builtins): Define more limit macros.
19540 (type_suffix): New.
19541 (builtin_define_type_max): Define in terms of
19542 builtin_define_type_minmax. Remove is_long parameter. All
19544 * config.gcc (use_gcc_stdint): Define.
19545 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19546 Add newlib-stdint.h for generic targets.
19547 * config/glibc-stdint.h, config/newlib-stdint.h,
19548 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19549 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19550 * config/score/score.h (UINTPTR_TYPE): Define.
19551 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19552 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19553 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19554 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19555 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19556 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19557 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19558 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19559 * config/spu/spu.h (STDINT_LONG32): Define.
19560 * configure.ac (use_gcc_stdint): Substitute.
19561 * configure: Regenerate.
19562 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19563 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19564 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19565 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19566 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19567 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19568 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19569 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19570 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19571 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19572 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19573 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19574 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19575 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19576 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19577 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19578 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19579 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19580 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19581 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19582 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19583 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19584 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19585 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19586 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19587 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19588 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19589 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19590 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19592 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19594 * loop-iv.c (suitable_set_for_replacement): Renamed from
19595 simplify_using_assignment; changed to return bool and to accept new
19596 args DEST and SRC. Return true iff we find a source/destination pair
19597 that can be used to make a replacement, and fill SRC and DEST if so.
19598 Remove arg ALTERED. Don't deal with altered regs here. All callers
19600 (simplify_using_initial_values): Deal with altered regs here and track
19601 more precisely the effect they have on the validity of our expression.
19603 * loop-iv.c (simplify_using_condition): A condition of the form
19604 (EQ REG CONST) can be used to simply make a substitution.
19605 (simplify_using_initial_values): Keep track of conditions we have seen
19606 and keep using them to simplify new expressions, while applying the
19607 same substitutions to them as to the expression.
19609 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19610 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19613 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19614 changed. Use this when trying to improve the upper bound.
19615 Generate the comparison by using simplify_gen_relational.
19617 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19619 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19621 (simplify_using_assignment, simplify_using_initial_values): Call
19622 replace_in_expr to make replacements. Call replace_single_def_regs
19623 once on the initial version of the expression.
19625 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19628 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19630 2009-03-31 Richard Guenther <rguenther@suse.de>
19632 PR middle-end/31029
19633 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19634 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19636 2009-03-31 Richard Guenther <rguenther@suse.de>
19638 * tree.h (div_if_zero_remainder): Declare.
19639 * fold-const.c (div_if_zero_remainder): Export.
19640 * tree-ssa-forwprop.c
19641 (forward_propagate_addr_into_variable_array_index): Handle
19642 constant array index addition outside of the variable index.
19644 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19647 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19648 define_splits, floatunssi<mode>2): Require x87 conversions from
19649 DImode to be permitted.
19651 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19653 PR preprocessor/15638
19654 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19656 2009-03-31 Richard Guenther <rguenther@suse.de>
19658 PR middle-end/23401
19659 PR middle-end/27810
19660 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19661 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19662 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19663 a separate statement.
19664 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19665 (lookup_tmp_var): Likewise.
19666 (is_gimple_formal_tmp_or_call_rhs): Remove.
19667 (is_gimple_reg_or_call_rhs): Rename to ...
19668 (is_gimple_reg_rhs_or_call): ... this.
19669 (is_gimple_mem_or_call_rhs): Rename to ...
19670 (is_gimple_mem_rhs_or_call): ... this.
19671 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19672 DECL_GIMPLE_REG_P only if is_formal is true.
19673 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19674 for non-proper post-modify expression gimplification.
19675 (gimplify_self_mod_expr): For post-modify expressions gimplify
19676 the lvalue to a minimal lvalue.
19677 (rhs_predicate_for): Remove formal temp case.
19678 (gimplify_modify_expr_rhs): Likewise.
19679 (gimplify_addr_expr): Use is_gimple_reg.
19680 (gimplify_expr): Remove formal temp cases.
19681 (gimple_regimplify_operands): Likewise.
19682 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19683 and FILTER_EXPR like constants.
19684 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19686 (is_gimple_formal_tmp_rhs): Remove.
19687 (is_gimple_reg_rhs): Remove special casing.
19688 (is_gimple_mem_rhs): Fix.
19689 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19690 (is_gimple_formal_tmp_var): Remove.
19691 (is_gimple_formal_tmp_reg): Likewise.
19692 (is_gimple_min_lval): Allow invariant component ref parts.
19693 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19694 is_gimple_formal_tmp_reg): Remove declarations.
19695 * tree-cfg.c (verify_expr): Verify that variables with address
19696 taken do not have DECL_GIMPLE_REG_P set.
19697 * tree-mudflap.c (mf_build_check_statement_for): Use
19698 force_gimple_operand instead of gimplify_expr.
19700 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19702 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19703 schedulable rows to compute_split_row.
19705 2009-03-31 Ben Elliston <bje@au.ibm.com>
19708 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19711 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19713 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19714 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19715 * configure: Regenerate.
19716 * config.in: Regenerate.
19717 * config/rs6000/rs6000.opt (mtls-markers): Add.
19718 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19719 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19720 (tls_ld_aix, tls_ld_sysv): Likewise.
19721 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19722 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19724 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19726 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19728 2009-03-30 Jan Hubicka <jh@suse.cz>
19730 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19732 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19733 detection and label handling.
19735 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19737 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19738 left_conflicts_size.
19739 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19740 ALLOCNO_LEFT_CONFLICTS_SIZE.
19742 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19743 remove_allocno_from_bucket_and_push,
19744 allocno_spill_priority_compare, push_allocnos_to_stack,
19745 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19746 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19747 (setup_allocno_left_conflicts_num): Ditto. Rename to
19748 setup_allocno_left_conflicts_size.
19749 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19750 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19751 setup_allocno_left_conflicts_size instead of
19752 setup_allocno_left_conflicts_num.
19754 * ira-build.c (ira_create_allocno): Use
19755 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19756 ALLOCNO_LEFT_CONFLICTS_NUM.
19758 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19760 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19761 instead of DF_LR_OUT.
19763 * ira-lives.c (process_bb_node_lives): Ditto.
19765 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19766 instead of DF_LR_{OUT,IN}.
19768 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19770 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19772 2009-03-30 Jan Hubicka <jh@suse.cz>
19774 * except.c (label_to_region_map): Fix thinko.
19776 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19778 PR middle-end/38237
19779 * tree.h (tree_find_value): New declaration.
19780 * tree.c (tree_find_value): New function.
19781 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19783 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19786 * c-decl.c (struct c_binding): Add locus field.
19787 (bind): Add locus argument, set locus field from it.
19788 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19789 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19790 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19791 implicitly_declare, undeclared_variable, lookup_label,
19792 declare_label, c_make_fname_decl, c_builtin_function,
19793 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19796 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19799 * config/i386/i386.c (classify_argument): Check total size of
19802 2009-03-30 Martin Jambor <mjambor@suse.cz>
19804 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19805 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19806 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19809 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19810 seen_variable_array_ref while also traversing a union.
19812 * tree-inline.c (optimize_inline_calls): Do not call
19813 cgraph_node_remove_callees.
19814 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19815 (pass_remove_cgraph_callee_edges): New variable.
19816 * passes.c (init_optimization_passes): Add
19817 pass_remove_cgraph_callee_edges after early inlining and before all
19818 late intraprocedural passes.
19820 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19822 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19824 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19825 Fix typos in names.
19827 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19829 * combine.c (simplify_comparison): Use have_insn_for.
19830 * dojump.c (do_jump): Likewise.
19832 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19834 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19835 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19836 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19837 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19838 instead of sparc_compare_emitted.
19839 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19840 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19841 instead of sparc_compare_emitted.
19843 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19845 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19846 enter/exit cfglayout mode.
19847 (pass_partition_block): Require it.
19848 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19849 (combine_instructions): Track basic blocks instead of labels.
19850 (update_cfg_for_uncondjump): New.
19851 (try_combine): Use it. Update jumps after rescanning.
19852 (pass_combine): Require PROP_cfglayout.
19853 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19855 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19857 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19858 Provide/destroy PROP_cfglayout respectively.
19859 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19860 * tree-pass.h (PROP_cfglayout): New.
19862 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19864 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19865 fold_convert_const_fixed_from_fixed,
19866 fold_convert_const_fixed_from_int,
19867 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19868 set TREE_CONSTANT_OVERFLOW.
19869 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19870 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19872 2009-03-30 Ira Rosen <irar@il.ibm.com>
19874 * tree-vect-loop-manip.c: New file.
19875 * tree-vectorizer.c: Update documentation and included files.
19876 (vect_loop_location): Make extern.
19877 (rename_use_op): Move to tree-vect-loop-manip.c
19878 (rename_variables_in_bb, rename_variables_in_loop,
19879 slpeel_update_phis_for_duplicate_loop,
19880 slpeel_update_phi_nodes_for_guard1,
19881 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19882 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19883 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19884 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19885 find_loop_location): Likewise.
19886 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19887 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19888 get_vectype_for_scalar_type, vect_is_simple_use,
19889 supportable_widening_operation, supportable_narrowing_operation):
19891 (bb_in_loop_p): Move to tree-vect-loop.c.
19892 (new_loop_vec_info, destroy_loop_vec_info,
19893 reduction_code_for_scalar_code, report_vect_op,
19894 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19895 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19896 (vect_supportable_dr_alignment): Likewise.
19897 * tree-vectorizer.h (tree-data-ref.h): Include.
19898 (vect_loop_location): Declare.
19899 Reorganize function declarations according to the new file structure.
19900 * tree-vect-loop.c: New file.
19901 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19902 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19903 * tree-vect-data-refs.c: New file.
19904 * tree-vect-patterns.c (timevar.h): Don't include.
19905 * tree-vect-stmts.c: New file.
19906 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19907 tree-vect-slp.c, tree-vect-loop.c.
19908 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19909 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19910 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19911 (tree-vect-analyze.o): Remove.
19912 (tree-vect-transform.o): Likewise.
19913 (tree-vect-data-refs.o): Add rule.
19914 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19915 tree-vect-slp.o): Likewise.
19916 (tree-vect-patterns.o): Remove redundant dependencies.
19917 (tree-vectorizer.o): Likewise.
19918 * tree-vect-slp.c: New file.
19920 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19922 * optc-gen.awk: Warn if an option flag has multiple different
19925 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19927 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19928 -floop-block): Document dependences on PPL, CLooG and Graphite.
19930 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19932 PR rtl-optimization/323
19933 * c-common.c (c_fully_fold, convert_and_check,
19934 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19935 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19936 * c-common.def (EXCESS_PRECISION_EXPR): New.
19937 * c-cppbuiltin.c (builtin_define_float_constants): Define
19938 constants with enough digits for long double.
19939 * c-lex.c (interpret_float): Interpret constant with excess
19940 precision where appropriate.
19941 * c-opts.c (c_common_post_options): Set
19942 flag_excess_precision_cmdline. Give an error for
19943 -fexcess-precision=standard for C++ for processors where the
19944 option is significant.
19945 * c-parser.c (c_parser_conditional_expression): Handle excess
19946 precision in condition.
19947 * c-typeck.c (convert_arguments): Handle arguments with excess
19949 (build_unary_op): Move excess precision outside operation.
19950 (build_conditional_expr): Likewise.
19951 (build_compound_expr): Likewise.
19952 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19953 (build_modify_expr): Handle excess precision in RHS.
19954 (convert_for_assignment): Handle excess precision in converted
19956 (digest_init, output_init_element, process_init_element): Handle
19957 excess precision in initializer.
19958 (c_finish_return): Handle excess precision in return value.
19959 (build_binary_op): Handle excess precision in operands and add
19960 excess precision as needed for operation.
19961 * common.opt (-fexcess-precision=): New option.
19962 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
19963 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
19964 For standard excess precision, output explicit conversion to and
19965 truncation from XFmode.
19966 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
19967 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
19968 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
19969 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
19970 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
19971 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
19972 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
19973 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
19974 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
19975 define_splits, sqrt<mode>2): Disable where appropriate for
19976 standard excess precision.
19977 * convert.c (convert_to_real): Do not shorten arithmetic to type
19978 for which excess precision would be used.
19979 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
19980 * doc/invoke.texi (-fexcess-precision=): Document option.
19981 (-mfpmath=): Correct index entry.
19982 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
19983 flag_excess_precision): New.
19984 * langhooks.c (lhd_post_options): Set
19985 flag_excess_precision_cmdline.
19986 * opts.c (common_handle_option): Handle -fexcess-precision=.
19987 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
19988 init_excess_precision): New.
19989 (lang_dependent_init_target): Call init_excess_precision.
19990 * tree.c (excess_precision_type): New.
19991 * tree.h (excess_precision_type): Declare.
19993 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19996 * c-typeck.c (build_component_ref): Do not copy qualifiers from
19997 non-lvalue to component.
19999 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20001 PR preprocessor/34695
20002 * Makefile.in (c-opts.o): Depend on c-tree.h.
20003 * c-common.c: Move down include of diagnostic.h.
20004 (done_lexing, c_cpp_error): New.
20005 * c-common.h (done_lexing): Declare.
20006 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20008 * c-opts.c: Include c-tree.h.
20009 (c_common_init_options): Set preprocessor error callback.
20010 (c_common_handle_option): Do not set preprocessor
20011 inhibit_warnings, warnings_are_errors, warn_system_headers,
20012 pedantic_errors or inhibit_warnings flags.
20013 (c_common_post_options): Do not check cpp_errors (parse_in).
20014 (c_common_finish): Do not output dependencies if there were
20015 errors. Do not check return value of cpp_finish.
20016 * c-ppoutput.c (pp_file_change): Set input_location.
20017 * c-tree.h (c_cpp_error): Declare.
20018 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20020 (diagnostic_build_prefix): Check override_column.
20021 * diagnostic.h (diagnostic_info): Add override_column field.
20022 (diagnostic_override_column): Define.
20024 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20026 * c-common.c (c_expand_expr, c_staticp): Remove.
20027 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20028 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20029 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20030 * c-gimplify.c (gimplify_compound_literal_expr,
20031 optimize_compound_literals_in_ctor): Remove.
20032 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20033 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20034 * c-semantics.c (emit_local_var): Remove.
20036 * langhooks-def.h (lhd_expand_expr): Remove.
20037 * langhooks.c (lhd_expand_expr): Remove.
20038 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20040 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20041 handling from c-semantics.c; don't call into langhook.
20042 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20043 * gimplify.c (gimplify_compound_literal_expr,
20044 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20045 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20046 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20047 as was done in c-gimplify.c.
20048 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20049 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20050 Move from c-common.h.
20051 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20053 * tree.c (staticp): Do not call langhook.
20054 * langhooks.c (lhd_staticp): Delete.
20055 * langhooks-def.h (lhd_staticp): Delete prototype.
20056 (LANG_HOOKS_STATICP): Delete.
20057 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20059 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20060 instead of DECL_STMTs.
20062 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20070 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20072 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20073 contained expression.
20074 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20075 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20076 conditional expressions for C.
20077 (decl_constant_value_for_optimization): Move from
20078 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20079 whether optimizing and that the expression is a VAR_DECL not of
20080 array type instead of doing such checks in the caller. Do not
20081 check pedantic. Call gcc_unreachable for C++.
20082 * c-common.def (C_MAYBE_CONST_EXPR): New.
20083 * c-common.h (c_fully_fold, c_save_expr,
20084 decl_constant_value_for_optimization): New prototypes.
20085 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20086 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20087 EXPR_INT_CONST_OPERANDS): Define.
20088 * c-convert.c (convert): Strip nops from expression.
20089 * c-decl.c (groktypename): Take extra parameters expr and
20090 expr_const_operands. Update call to grokdeclarator.
20091 (start_decl): Update call to grokdeclarator. Add statement for
20092 expressions used in type of decl.
20093 (grokparm): Update call to grokdeclarator.
20094 (push_parm_decl): Update call to grokdeclarator.
20095 (build_compound_literal): Add parameter non_const and build a
20096 C_MAYBE_COSNT_EXPR if applicable.
20097 (grokdeclarator): Take extra parameters expr and
20098 expr_const_operands. Track expressions used in declaration
20099 specifiers and declarators. Fold array sizes and track whether
20100 they are constant expressions and whether they are integer
20101 constant expressions.
20102 (parser_xref_tag): Set expr and expr_const_operands fields in
20104 (grokfield): Update call to grokdeclarator.
20105 (start_function): Update call to grokdeclarator.
20106 (build_null_declspecs): Set expr and expr_const_operands fields in
20108 (declspecs_add_type): Handle expressions in typeof specifiers.
20109 * c-parser.c (c_parser_declspecs): Set expr and
20110 expr_const_operands fields for declaration specifiers.
20111 (c_parser_enum_specifier): Likewise.
20112 (c_parser_struct_or_union_specifier): Likewise.
20113 (c_parser_typeof_specifier): Likewise. Update call to
20114 groktypename. Fold expression as needed. Return expressions with
20115 type instead of adding statements.
20116 (c_parser_attributes): Update calls to c_parser_expr_list.
20117 (c_parser_statement_after_labels): Fold expression before passing
20118 to objc_build_throw_stmt.
20119 (c_parser_condition): Fold expression.
20120 (c_parser_asm_operands): Fold expression.
20121 (c_parser_conditional_expression): Use c_save_expr. Update call
20122 to build_conditional_expr.
20123 (c_parser_alignof_expression): Update call to groktypename.
20124 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20125 original_code. Fold expression argument of va_arg. Create
20126 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20127 argument to va_arg. Update calls to groktypename. Fold array
20128 index for offsetof. Verify that first argument to
20129 __builtin_choose_expr has integer type.
20130 (c_parser_postfix_expression_after_paren_type): Update calls to
20131 groktypename and build_compound_literal. Handle expressions with
20132 side effects in type name.
20133 (c_parser_postfix_expression_after_primary): Update call to
20134 c_parser_expr_list. Set original_code for calls to
20135 __builtin_constant_p.
20136 (c_parser_expr_list): Take extra parameter fold_p. Fold
20137 expressions if requested.
20138 (c_parser_objc_type_name): Update call to groktypename.
20139 (c_parser_objc_synchronized_statement): Fold expression.
20140 (c_parser_objc_receiver): Fold expression.
20141 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20142 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20143 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20144 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20145 (struct c_typespec): Add elements expr and expr_const_operands.
20146 (struct c_declspecs): Add elements expr and expr_const_operands.
20147 (groktypename, build_conditional_expr, build_compound_literal):
20149 (in_late_binary_op): Declare.
20150 * c-typeck.c (note_integer_operands): New function.
20151 (in_late_binary_op): New variable.
20152 (decl_constant_value_for_broken_optimization): Move to c-common.c
20153 and rename to decl_constant_value_for_optimization.
20154 (default_function_array_conversion): Do not strip nops.
20155 (default_conversion): Do not call
20156 decl_constant_value_for_broken_optimization.
20157 (build_array_ref): Do not fold result.
20158 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20159 result when operand is a VLA.
20160 (c_expr_sizeof_type): Update call to groktypename. Handle
20161 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20162 result when operand names a VLA type.
20163 (build_function_call): Update call to build_compound_literal.
20164 Only fold result for calls to __builtin_* functions. Strip
20165 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20166 the function designator.
20167 (convert_arguments): Fold arguments. Update call to
20168 convert_for_assignment.
20169 (build_unary_op): Handle increment and decrement of
20170 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20171 decrement earlier. Fold operand of increment and decrement.
20172 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20173 built for integer operand. Wrap returns that are INTEGER_CSTs
20174 without being integer constant expressions or that have integer
20175 constant operands without being INTEGER_CSTs.
20176 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20177 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20178 result is an integer constant expression or can be used in
20179 unevaluated parts of one and avoid folding and wrap as
20180 appropriate. Fold operands before possibly doing -Wsign-compare
20182 (build_compound_expr): Wrap result for C99 if operands can be used
20183 in integer constant expressions.
20184 (build_c_cast): Update call to digest_init. Do not ignore
20185 overflow from casting floating-point constants to integers. Wrap
20186 results that could be confused with integer constant expressions,
20187 null pointer constants or floating-point constants.
20188 (c_cast_expr): Update call to groktypename. Handle expressions
20189 included in type name.
20190 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20191 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20192 Update calls to convert_for_assignment.
20193 (convert_for_assignment): Take new parameter
20194 null_pointer_constant. Do not strip nops or call
20195 decl_constant_value_for_broken_optimization. Set
20196 in_late_binary_op for conversions to boolean.
20197 (store_init_value): Update call to digest_init.
20198 (digest_init): Take new parameter null_pointer_constant. Do not
20199 call decl_constant_value_for_broken_optimization. pedwarn for
20200 initializers not constant expressions. Update calls to
20201 convert_for_assignment.
20202 (constructor_nonconst): New.
20203 (struct constructor_stack): Add nonconst element.
20204 (really_start_incremental_init, push_init_level, pop_init_level):
20205 Handle constructor_nonconst and nonconst element.
20206 (set_init_index): Call constant_expression_warning for array
20208 (output_init_element): Fold value. Set constructor_nonconst as
20209 applicable. pedwarn for initializers not constant expressions.
20210 Update call to digest_init. Call constant_expression_warning
20211 where constant initializers are required.
20212 (process_init_element): Use c_save_expr.
20213 (c_finish_goto_ptr): Fold expression.
20214 (c_finish_return): Fold return value. Update call to
20215 convert_for_assignment.
20216 (c_start_case): Fold switch expression.
20217 (c_process_expr_stmt): Fold expression.
20218 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20219 ensure statement expression is not evaluated in constant expression.
20220 (build_binary_op): Track whether results are integer constant
20221 expressions or may occur in such, disable folding and wrap results
20222 as applicable. Fold operands for -Wsign-compare warnings unless
20224 (c_objc_common_truthvalue_conversion): Handle results folded to
20225 integer constants that are not integer constant expressions.
20226 * doc/extend.texi: Document when typeof operands are evaluated,
20227 that condition of __builtin_choose_expr is an integer constant
20228 expression, and more about use of __builtin_constant_p in
20231 2009-03-29 Richard Guenther <rguenther@suse.de>
20233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20234 propagate addresses of array references.
20236 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20238 * regmove.c (perhaps_ends_bb_p): Remove.
20239 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20240 from INSN and check that the main loop stays within that basic block.
20241 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20242 (regmove_forward_pass): Split out from regmove_optimize. Use
20243 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20244 (regmove_backward_pass): Split out from regmove_optimize. Use
20245 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20246 (regmove_optimize): Simplify.
20248 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20251 * config/i386/i386.c (classify_argument): Ignore flexible array
20252 member in struct and warn ABI change.
20254 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20256 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20258 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20259 (ix86_adjust_cost): Updated.
20261 2009-03-29 Jan Hubicka <jh@suse.cz>
20263 PR middle-end/28850
20264 * tree-pass.h (pass_cleanup_eh): New function.
20265 (remove_unreachable_regions): Break code handling RTL
20266 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20267 that can not be reached by runtime.
20268 (can_be_reached_by_runtime): New function.
20269 (label_to_region_map): New function.
20270 (num_eh_regions): New function.
20271 (rtl_remove_unreachable_regions): New function.
20272 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20273 (remove_eh_region): New function.
20274 * except.h: Include sbitmap and vecprim.
20275 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20276 num_eh_regions): Declare.
20277 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20278 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20279 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20280 (tree_empty_eh_handler_p): New function.
20281 (cleanup_empty_eh): New function.
20282 (cleanup_eh): New function.
20283 (pass_cleanup_eh): New function.
20285 2009-03-29 Jan Hubicka <jh@suse.cz>
20287 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20288 for removed regions.
20290 2009-03-29 Jan Hubicka <jh@suse.cz>
20292 * except.c (dump_eh_tree): Dump all datastructures.
20294 2009-03-29 Jan Hubicka <jh@suse.cz>
20296 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20297 (duplicate_eh_regions_1): Likewise.
20298 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20299 vector; call EH verification.
20300 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20301 Be ready for region being removed.
20303 2009-03-29 Jan Hubicka <jh@suse.cz>
20305 * bitmap.c (bitmap_last_set_bit): New function.
20306 * bitmap.h (bitmap_last_set_bit): Declare.
20308 2009-03-29 David Ayers <ayers@fsfe.org>
20311 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20312 by calling objc_compare_types and surpress warnings about
20313 incompatible C pointers that are compatible ObjC pointers.
20315 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20317 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20318 call initialize_inline_failed.
20319 (initialize_inline_failed): Move it from here ...
20320 * cgraph.c (initialize_inline_failed): ... to here.
20321 (cgraph_create_edge): Call initialize_inline_failed rather than
20322 setting inline_failed directly.
20324 2009-03-29 Ben Elliston <bje@au.ibm.com>
20327 * sysv4.opt (msdata): Improve comment.
20328 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20329 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20331 2009-03-29 Ben Elliston <bje@au.ibm.com>
20334 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20335 load and store attributes.
20337 2009-03-29 Ben Elliston <bje@au.ibm.com>
20339 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20340 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20341 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20342 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20343 __builtin_infq and __builtin_huge_valq.
20345 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20347 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20350 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20352 2009-03-28 Xinliang David Li <davidxl@google.com>
20354 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20355 (do_dbg_cnt): New function.
20357 2009-03-28 Jan Hubicka <jh@suse.cz>
20359 Merge from pretty-ipa:
20361 2009-03-27 Jan Hubicka <jh@suse.cz>
20363 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20364 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20365 * passes.c (function_called_by_processed_nodes_p): New.
20366 * ipa-pure-const.c (check_call): Fix handling of operands.
20367 (analyze_function): Dump debug output for skipped bodies.
20368 (local_pure_const): Use function_called_by_processed_nodes_p.
20369 * dwarf2out.c (reference_to_unused): Use output.
20370 * passes.c (do_per_function_toporder): Likewise.
20372 2008-11-12 Jan Hubicka <jh@suse.cz>
20374 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20375 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20376 state_set_in_source enum
20377 (check_decl): Ignore memory tags; do not set fake looping flags;
20379 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20380 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20381 (check_call, analyze_function): Rewrite.
20383 (add_new_function): Update call of analyze_function.
20384 (generate_summary): Add call of analyze_function.
20385 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20386 (local_pure_const): New function.
20387 (pass_local_pure_const): New pass.
20388 * ipa-inline.c (inline_transform): Set after_inlining.
20389 * tree-eh.c (stmt_can_throw_external): New.
20390 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20391 work with aliasing built.
20392 * tree-flow.h (stmt_can_throw_external): New.
20393 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20394 and local pure/const pass in early and late optimization queue.
20396 2009-03-28 Martin Jambor <mjambor@suse.cz>
20398 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20400 (fold_binary): Allow function decl aligment consideration is the
20401 second argument is integer constant one.
20402 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20403 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20404 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20406 2009-03-28 Jan Hubicka <jh@suse.cz>
20408 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20409 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20410 * function.h (rtl_data): Add nothrow flag.
20411 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20412 set DECL_NOTHROW for AVAILABLE functions.
20414 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20416 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20417 following vector keyword has expansion starting with pixel or bool
20418 keyword, expand vector to __vector and pixel or bool to __pixel or
20422 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20423 warn_if_disallowed_function_p): Removed.
20424 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20425 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20426 warning_if_disallowed_function_p.
20427 * flags.h (warn_if_disallowed_function_p,
20428 warn_disallowed_functions): Removed.
20429 * common.opt (Wdisallowed-function-list=): Removed.
20430 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20432 2009-03-28 Richard Guenther <rguenther@suse.de>
20434 PR tree-optimization/38723
20435 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20438 2009-03-28 Jan Hubicka <jh@suse.cz>
20440 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20441 test introduced by my previous patch.
20443 2009-03-28 Richard Guenther <rguenther@suse.de>
20445 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20446 the PHIs value undefined.
20448 2009-03-28 Jan Hubicka <jh@suse.cz>
20450 * tree-pass.h (pass_fixup_cfg): New pass.
20451 * ipa-inline.c (inline_transform): Set
20452 always_inline_functions_inlined/after_inlining.
20453 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20454 (pass_fixup_cfg): New pass.
20455 * passes.c (init_optimization_passes): Add fixup_cfg.
20457 2009-03-28 Richard Guenther <rguenther@suse.de>
20459 PR tree-optimization/38458
20460 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20461 argument use the arguments copy-of value.
20463 2009-03-28 Richard Guenther <rguenther@suse.de>
20465 PR tree-optimization/38180
20466 * tree-ssa-ccp.c (get_default_value): Simplify.
20467 (likely_value): Likewise.
20468 (surely_varying_stmt_p): Properly handle VOP case.
20469 (ccp_initialize): Likewise.
20470 (ccp_fold): Handle propagating through *&.
20471 (fold_const_aggregate_ref): Also handle decls.
20473 2009-03-28 Jan Hubicka <jh@suse.cz>
20475 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20476 * cgraph.h (cgraph_node): Likewise.
20477 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20478 (cgraph_reset_node): Use process flag.
20479 (cgraph_mark_functions_to_output): Likewise.
20480 (cgraph_expand_function): Likewise.
20481 (cgraph_expand_all_functions): Likewise.
20482 (cgraph_output_in_order): Likewise.
20483 * dwarf2out.c (reference_to_unused): Likewise.
20484 * passes.c do_per_function_toporder): Likewise.
20486 2009-03-28 Jan Hubicka <jh@suse.cz>
20488 Bring from lto-branch:
20490 2008-09-03 Doug Kwan <dougkwan@google.com>
20492 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20493 enums instead of reason strings.
20494 * cgraph.c (cgraph_create_edge): Same.
20495 (cgraph_inline_failed_string): New function.
20496 * cgraph.h (cgraph_inline_failed_t): New enum type.
20497 (cgraph_inline_failed_string): New prototype.
20498 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20499 char pointer to cgraph_inline_failed_t.
20500 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20501 (cgraph_default_inline_p): Ditto.
20502 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20503 to cgraph_inline_failed_t pointer.
20504 * cif-code.def: New file.
20505 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20507 (cgraph_check_inline_limits): Change type of REASON to pointer to
20508 cgraph_inline_failed_t. Replace reason strings with enums.
20509 (cgraph_default_inline_p): Ditto.
20510 (cgraph_recursive_inlining_p): Ditto.
20511 (update_caller_keys): Change type of FAILED_REASON to
20512 cgraph_inline_failed_t.
20513 (cgraph_set_inline_failed): Change type of REASON to pointer to
20514 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20515 convert enums to strings for text output.
20516 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20517 to be of type cgraph_inline_failed_t. Replace reason strings with
20518 enums. Call cgraph_inline_failed_string to covert enums
20519 to strings for text output.
20520 (cgraph_decide_inlining): Replace reason strings with enums.
20521 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20522 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20524 * tree-inline.c (expand_call_inline): Change type of REASON
20525 to cgraph_inline_failed_t. Replace reason strings with enums.
20526 Call cgraph_inline_failed_string for text output.
20527 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20530 2009-03-28 Jan Hubicka <jh@suse.cz>
20532 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20533 cgraph_clone_node): Remove master clone handling.
20534 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20535 * cgraph.h (master_clone): Remove.
20536 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20537 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20538 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20540 2009-03-28 Jan Hubicka <jh@suse.cz>
20542 * cgraph.c (cgraph_function_body_availability): Functions declared
20543 inline are always safe to assume that it is not going to be replaced.
20545 2009-03-28 Richard Guenther <rguenther@suse.de>
20547 PR tree-optimization/38513
20548 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20550 EXC_PTR_EXPR and FILTER_EXPR.
20551 (get_ref_from_reference_ops): Likewise.
20553 2009-03-28 Richard Guenther <rguenther@suse.de>
20555 PR tree-optimization/38968
20556 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20557 Use FLOOR_MOD_EXPR to compute misalignment.
20559 2009-03-28 Richard Guenther <rguenther@suse.de>
20561 PR tree-optimization/37795
20562 * tree.h (combine_comparisons): Declare.
20563 * fold-const.c (combine_comparisons): Export.
20564 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20566 (ifcombine_iforif): Use combine_comparisons.
20568 2009-03-28 Jan Hubicka <jh@suse.cz>
20570 * tree-eh.c (inlinable_call_p): New function.
20571 (make_eh_edges): Use it.
20572 (verify_eh_edges): Use it.
20573 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20574 * except.c (reachable_next_level): Add inlinable_function argument
20575 (sjlj_find_directly_reachable_regions): Update.
20576 (add_reachable_handler): Do not set saw_any_handlers.
20577 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20578 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20579 Add new inlinable call parameter.
20580 (can_throw_internal, can_throw_external): Update.
20581 * except.h (can_throw_internal_1, can_throw_external_1,
20582 foreach_reachable_handler): Update declaration.
20584 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20586 * config/arm/t-arm-coff, config/h8300/coff.h,
20587 config/i386/i386-aout.h, config/i386/i386-coff.h,
20588 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20589 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20590 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20591 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20592 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20593 sys-types.h: Remove.
20594 * Makefile.in: Remove protoize and fixproto support and references
20596 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20597 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20599 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20600 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20601 unprotoize$(exeext).
20602 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20603 (.PHONY): Don't depend on proto.
20604 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20605 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20606 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20607 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20608 build/gen-protos.o, build/scan.o, xsys-protos.h,
20609 build/fix-header$(build_exeext), build/fix-header.o,
20610 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20611 stmp-install-fixproto): Remove.
20612 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20613 SYSCALLS.c or fixproto files.
20614 (install-common): Don't install protoize.
20615 (install-headers-tar, install-headers-cpio, install-headers-cp):
20616 Don't depend on $(STMP_FIXPROTO).
20617 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20618 install fixproto files or write out fixproto settings.
20619 (uninstall): Don't uninstall protoize.
20620 * config.gcc (use_fixproto): Remove.
20621 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20622 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20623 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20624 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20625 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20626 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20627 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20628 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20629 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20630 * config/t-vxworks (STMP_FIXPROTO): Remove.
20631 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20632 STMP_FIXPROTO): Remove.
20633 * config.in, configure: Regenerate.
20634 * crtstuff.c (gid_t, uid_t): Don't undefine.
20635 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20636 (arm-*-coff, arm-*-aout: Remove target entries.
20637 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20638 Remove mention of AIX 4.1.
20639 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20640 * doc/invoke.texi (Running Protoize): Remove.
20641 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20642 (Protoize Caveats): Remove.
20643 * tsystem.h: Update comments on headers assumed to exist.
20645 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20647 * genautomata.c: Add a new year to the copyright. Add a new
20649 (struct insn_reserv_decl): Add comments for member bypass_list.
20650 (find_bypass): Remove.
20651 (insert_bypass): New.
20652 (process_decls): Use insert_bypass.
20653 (output_internal_insn_latency_func): Output all bypasses with the
20654 same input insn in one switch case.
20656 * rtl.def (define_bypass): Describe bypass choice.
20657 * doc/md.texi (define_bypass): Ditto.
20659 2009-03-27 Richard Guenther <rguenther@suse.de>
20661 * gimplify.c (mark_addressable): Export.
20662 * tree-flow.h (mark_addressable): Declare.
20663 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20664 * tree-ssa.c (verify_phi_args): Verify that address taken
20665 variables have TREE_ADDRESSABLE set.
20667 2009-03-27 Richard Guenther <rguenther@suse.de>
20669 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20670 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20671 Do not mark decls TREE_ADDRESSABLE.
20672 (build_fold_addr_expr): Adjust.
20673 (fold_addr_expr): Remove.
20674 (fold_unary): Use build_fold_addr_expr.
20675 (fold_comparison): Likewise.
20676 (split_address_to_core_and_offset): Likewise.
20677 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20679 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20680 (gimplify_modify_expr_to_memcpy): Mark source and destination
20682 * omp-low.c (create_omp_child_function): Mark the object decl
20684 (lower_rec_input_clauses): Mark the var we take the address of
20686 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20688 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20690 PR middle-end/39315
20691 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20692 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20694 2009-03-27 Richard Guenther <rguenther@suse.de>
20696 PR tree-optimization/39120
20697 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20699 (handle_lhs_call): Process return constraints. Add escape
20700 constraints if necessary.
20701 (handle_const_call): Fill out return constraints. Make nested
20702 case more precise. Avoid consttmp if possible.
20703 (handle_pure_call): Fill out return constraints. Avoid
20704 callused if possible.
20705 (find_func_aliases): Simplify call handling.
20707 2009-03-27 Richard Guenther <rguenther@suse.de>
20709 PR tree-optimization/39120
20710 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20711 as a representative.
20712 (solve_graph): Do propagate CALLUSED.
20713 (handle_pure_call): Use a scalar constraint from CALLUSED for
20715 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20718 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20721 * c-common.c (handle_aligned_attribute): Properly check alignment
20722 overflow. Use (1U << i) instead of (1 << i).
20724 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20726 * expr.h (get_mem_align_offset): Updated.
20728 * tree.h (tree_decl_common): Change align to "unsigned int" and
20729 move it before pointer_alias_set.
20731 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20732 Jakub Jelinek <jakub@redhat.com>
20735 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20736 gr_register_operand with gr_reg_or_0_operand.
20737 (cmpxchg_rel_di): Likewise.
20738 (sync_lock_test_and_set<mode>): Likewise.
20740 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20742 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20743 (true_regnum): Likewise.
20745 * rtlanal.c (subreg_info): Moved to ...
20746 * rtl.h (subreg_info): Here. New.
20747 (subreg_get_info): New.
20749 * rtlanal.c (subreg_get_info): Make it extern.
20751 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20754 * config/i386/i386.c (ix86_abi): New.
20755 (override_options): Handle -mabi=.
20756 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20757 (ix86_call_abi_override): Likewise.
20758 (init_cumulative_args): Likewise.
20759 (function_arg_advance): Likewise.
20760 (function_arg_64): Likewise.
20761 (function_arg): Likewise.
20762 (ix86_pass_by_reference): Likewise.
20763 (ix86_function_value_regno_p): Likewise.
20764 (ix86_build_builtin_va_list_abi): Likewise.
20765 (setup_incoming_varargs_64): Likewise.
20766 (is_va_list_char_pointer): Likewise.
20767 (ix86_init_machine_status): Likewise.
20768 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20769 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20770 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20771 (ix86_function_abi): Make it static and return enum calling_abi.
20772 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20774 (ix86_fn_abi_va_list): Updated.
20776 * config/i386/i386.h (ix86_abi): New.
20777 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20778 (CONDITIONAL_REGISTER_USAGE): Likewise.
20779 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20780 (machine_function): Likewise.
20782 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20784 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20785 (STACK_BOUNDARY): Likewise.
20786 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20788 * config/i386/i386.opt (mabi=): New.
20790 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20791 return enum calling_abi.
20792 (ix86_function_type_abi): Likewise.
20793 (ix86_function_abi): Removed.
20795 * doc/invoke.texi: Document -mabi= option for x86.
20797 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20799 * builtins.c (real_dconstp): Delete.
20800 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20802 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20803 Jakub Jelinek <jakub@redhat.com>
20806 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20807 (gen_subprogram_die): When a function is explicit, generate the
20808 DW_AT_explicit attribute.
20809 * langhooks.h (struct lang_hooks_for_decls): Add
20810 function_decl_explicit_p langhook.
20811 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20812 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20814 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20816 * builtins.c (fold_builtin_memory_op): Optimize memmove
20817 into memcpy if we can prove source and destination don't overlap.
20819 * tree-inline.c: Include gt-tree-inline.h.
20820 (clone_fn_id_num): New variable.
20821 (clone_function_name): New function.
20822 (tree_function_versioning): Use it.
20823 * Makefile.in (GTFILES): Add tree-inline.c.
20825 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20827 * BASE-VER: Change to 4.5.0.
20829 2009-03-27 Xinliang David Li <davidxl@google.com>
20831 PR tree-optimization/39557
20832 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20834 2009-03-27 Xinliang David Li <davidxl@google.com>
20836 PR tree-optimization/39548
20837 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20840 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20842 * c-common.c (pointer_int_sum): Use %wd on return from
20845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20847 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20848 on return from tree_low_cst.
20850 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20853 * ginclude/stdarg.h (va_copy): Define also for
20854 __GXX_EXPERIMENTAL_CXX0X__.
20856 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20859 * builtins.h (c_strlen): Do not warn here.
20860 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20861 * c-common.c (pointer_int_sum): Take an explicit location.
20862 Warn about offsets out of bounds.
20863 * c-common.h (pointer_int_sum): Adjust declaration.
20865 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20867 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20870 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20873 * opts.c (warn_if_disallowed_function_p): Don't assume
20874 get_callee_fndecl must return non-NULL.
20876 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20878 PR rtl-optimization/39522
20879 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20880 when reg_reloaded_valid is set.
20882 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20884 * config/spu/divv2df3.c: New file.
20885 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20886 (DPBIT_FUNCS): Filter out _div_df.
20888 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20890 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20891 a jump insn, count that jump in the distance to the loop start.
20893 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20896 * config/sh/sh.c (calc_live_regs): Fix condition for global
20897 registers except PIC_OFFSET_TABLE_REGNUM.
20899 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20902 * doc/invoke.texi (-mconsole): New.
20904 (-mno-cygwin): New.
20906 (-mnop-fun-dllimport): New.
20910 (sub section "i386 and x86-64 Windows Options"): New.
20912 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20914 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20915 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20917 2009-03-25 Richard Guenther <rguenther@suse.de>
20919 PR middle-end/39497
20920 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20923 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20925 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20926 neither of haifa/selective schedulers are working.
20928 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20930 * doc/invoke.texi (Debugging Options): Fix description of
20931 -fno-merge-debug-strings.
20933 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20935 * config/cris/libgcc.ver: New version-script.
20936 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20938 * configure.ac <GAS features, nop mnemonic>: Add pattern
20939 crisv32-*-* for "nop".
20940 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20941 * configure: Regenerate.
20943 2009-03-24 Ira Rosen <irar@il.ibm.com>
20945 PR tree-optimization/39529
20946 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20947 mark_sym_for_renaming for the tag copied to the new vector
20950 2009-03-24 Arthur Loiret <aloiret@debian.org>
20952 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20953 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20954 EXTRA_SPEC_FUNCTIONS.
20955 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20956 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20957 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20958 -march and -mtune options.
20960 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
20962 * config/m68k/t-rtems: Add m5329 multilib.
20964 2009-03-24 Dodji Seketeli <dodji@redhat.com>
20965 Jakub Jelinek <jakub@redhat.com>
20968 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
20971 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20974 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
20975 instead of c_parser_expression_conv, if original_code isn't one of the
20976 4 allowed comparison codes, fail.
20978 2009-03-23 Richard Guenther <rguenther@suse.de>
20980 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
20981 * tree.h (struct tree_type): Likewise.
20982 * reload.h (struct insn_chain): Likewise.
20983 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
20984 * function.h (struct function): Likewise.
20985 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
20987 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20989 PR tree-optimization/39516
20990 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
20992 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
20994 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
20995 should be set true if BITS_PER_WORD of target is bigger than 32
20997 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
20999 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21000 Translate -B-options to -rpath-link. Correct existing
21001 rpath-link and conditionalize on !nostdlib.
21003 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21005 * doc/extend.texi (Function Attributes, Variable Attributes):
21007 * doc/invoke.texi (Debugging Options, Optimize Options)
21008 (i386 and x86-64 Options, MCore Options): Likewise.
21010 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21013 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21014 it for block local namespace aliases.
21015 (gen_decl_die): Pass context_die to gen_namespace_die.
21017 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21020 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21021 minimum or maximum value.
21023 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21025 * reginfo.c (globalize_reg): Recompute derived reg sets.
21027 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21030 * libgcc2.c (mprotect): Do not use signed arguments for
21031 VirtualProtect, use DWORD arguments. Also fix the 'may
21032 be used uninitialized' warning for the np variable.
21034 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21037 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21038 functions using regparm calling conventions when not optimizing.
21039 (ix86_function_sseregparm): Similarly for sseregparm calling
21042 2009-03-19 Li Feng <nemokingdom@gmail.com>
21044 PR middle-end/39500
21045 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21046 dependence if the first conflict is after niter iterations.
21048 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21050 PR middle-end/38609
21051 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21052 functions with dynamic stack-pointer adjustments.
21054 2009-03-19 Ben Elliston <bje@au.ibm.com>
21056 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21057 option; change to -msdata=data.
21059 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21061 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21064 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21067 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21069 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21071 * doc/invoke.texi (Code Gen Options): Expand discussion of
21074 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21076 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21077 * matrix-reorg.c (struct matrix_info): Likewise.
21078 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21079 * rtl.h (struct mem_attrs): Likewise.
21080 * df.h (struct df): Likewise.
21081 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21082 * ira-int.h (struct ira_allocno): Likewise.
21083 * df-scan.c (struct df_collection_rec): Likewise.
21084 * ira.c (struct equivalence): Likewise.
21085 * function.c (struct temp_slot): Likewise.
21086 * cfgloop.h (struct loop): Likewise.
21089 * function.c (use_register_for_decl): When not optimizing, disregard
21090 register keyword for variables with types containing methods.
21092 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21094 PR middle-end/39447
21095 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21096 (is_simple_operand): Call contains_component_ref_p before calling data
21097 reference analysis that would fail on COMPONENT_REFs.
21099 * tree-vrp.c (search_for_addr_array): Fix formatting.
21101 2009-03-18 Richard Guenther <rguenther@suse.de>
21103 * tree-vect-transform.c (vect_loop_versioning): Fold the
21104 generated comparisons.
21105 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21106 (slpeel_tree_peel_loop_to_edge): Likewise.
21108 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21110 PR middle-end/37805
21111 * opts.c (print_specific_help): In addition to `undocumented',
21112 accept `separate' and `joined' flags if passed alone. Describe
21113 output by the first matched one of those.
21114 (common_handle_option): Skip over empty strings.
21115 * gcc.c (display_help): Fix help string for `--help='.
21116 * doc/invoke.texi (Option Summary, Overall Options): With
21117 `--help=', classes and qualifiers can both be repeated, but
21118 only the latter can be negated. One should not pass only
21119 negated qualifiers. Fix markup and examples.
21122 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21123 PR middle-end/37805
21124 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21125 and -fhelp=separate.
21127 2009-03-17 Jing Yu <jingyu@google.com>
21129 PR middle-end/39378
21130 * function.h (struct rtl_data): Move is_thunk from here...
21131 (struct function): ...to here.
21132 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21133 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21135 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21137 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21138 (alpha_output_function_end_prologue): Likewise.
21139 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21140 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21141 (rs6000_output_function_epilogue): Likewise.
21142 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21144 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21147 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21148 from different units in a single alternative.
21149 (*truncdfsf_i387): Ditto.
21150 (*truncxfsf2_mixed): Ditto.
21151 (*truncxfdf2_mixed): Ditto.
21153 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21155 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21156 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21159 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21160 unused non-artificial variables when not optimizing.
21163 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21164 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21165 NAMESPACE_DECL in its DECL_INITIAL.
21167 PR middle-end/39443
21168 * optabs.c (set_user_assembler_libfunc): New function.
21169 * expr.h (set_user_assembler_libfunc): New prototype.
21170 * c-common.c: Include libfuncs.h.
21171 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21172 for memcmp, memset, memcpy, memmove and abort.
21173 * Makefile.in (c-common.o): Depend on libfuncs.h.
21176 * dwarf2out.c (gen_inlined_enumeration_type_die,
21177 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21178 gen_tagged_type_instantiation_die): Removed.
21179 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21182 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21185 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21187 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21188 (check-parallel-%): Ditto.
21189 (check-consistency): Ditto.
21191 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21193 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21194 local variable rhs by NULL_TREE.
21196 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21199 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21201 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21204 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21206 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21209 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21210 for ms->sysv ABI calls only in 64bit mode.
21212 * config/i386/i386.md (untyped_call): Support 32bit.
21214 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21216 * doc/extend.texi: Replace x86_65 with x86_64.
21218 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21220 PR tree-optimization/39455
21221 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21222 mismatches for POINTER_TYPE_P (type).
21223 (number_of_iterations_le): Likewise.
21225 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21227 * config/picochip/picochip.c: Removed profiling support.
21228 * config/picochip/picochip.md: Removed profiling instruction.
21229 * config/picochip/picochip.h: Removed profiling builtin.
21231 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21233 * doc/install.texi (--with-host-libstdcxx): Document.
21235 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21238 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21239 generate a warning if the function name does not begin with
21240 "__vector" and the function has either the 'signal' or 'interrupt'
21241 attribute, from here to ...
21242 (avr_declare_function_name): ...here. New function.
21243 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21244 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21246 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21249 * cse.c (fold_rtx): Don't modify original const_arg1 when
21250 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21251 separate variable instead.
21252 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21253 from out of range shift counts.
21254 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21256 2009-03-13 Catherine Moore <clm@codesourcery.com>
21258 * config/i386/x-mingw32 (host-mingw32.o): Replace
21259 diagnostic.h with $(DIAGNOSTIC_H).
21261 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21264 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21266 * config/i386/sync.md (sync_compare_and_swap<mode>,
21267 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21268 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21270 (sync_double_compare_and_swapdi_pic,
21271 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21272 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21274 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21277 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21279 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21282 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21283 (avx_addsubv4df3): Likewise.
21284 (*avx_addsubv4sf3): Likewise.
21285 (sse3_addsubv4sf3): Likewise.
21287 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21290 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21292 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21295 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21296 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21297 registers for allocnos created from user-defined variables.
21299 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21302 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21303 of non-integer mode as well.
21305 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21307 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21308 for functions for which the parameter types are unknown.
21310 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21313 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21314 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21315 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21316 * config/i386/i386.c (ix86_local_alignment): For
21317 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21318 long long variables on the stack to avoid dynamic realignment.
21319 Allow the first argument to be a decl rather than type.
21320 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21322 2009-03-11 Nick Clifton <nickc@redhat.com>
21325 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21327 Add description to mno-lsim option.
21328 * config/mcore/mcore.h: Remove comment about deprecated m4align
21330 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21331 * doc/invoke.texi: Add description of mno-lsim and
21332 mstack-increment options.
21334 * config/fr30/fr30.opt: Document the -mno-lsim option.
21335 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21336 and -mno-lsim options.
21338 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21340 * fold-const.c (fold_comparison): Only call fold_inf_compare
21341 if the mode supports infinities.
21343 2009-03-11 Jason Merrill <jason@redhat.com>
21346 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21347 end already did. Notice GIMPLE_CALL modifications of the result.
21348 Don't copy debug information from an ignored decl or a decl from
21351 2009-03-10 Richard Guenther <rguenther@suse.de>
21352 Nathan Froyd <froydnj@codesourcery.com>
21354 PR middle-end/37850
21355 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21356 (__divMODE3): Likewise.
21358 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21360 PR tree-optimization/39394
21361 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21362 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21364 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21366 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21367 inline asms for register asm ("") declarations.
21369 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21371 * fold-const.c (fold_unary): Fix comment.
21373 2009-03-07 Jan Hubicka <jh@suse.cz>
21376 * tree-inline.c (setup_one_parameter): Do replacement of const
21377 argument by constant in SSA form.
21379 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21381 PR middle-end/38028
21382 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21383 determine alignment passed to assign_stack_local.
21384 (assign_parms_unsplit_complex): Likewise.
21385 * except.c (sjlj_build_landing_pads): Likewise.
21387 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21389 PR middle-end/39360
21390 * tree-flow.h (add_referenced_var): Return bool instead of void.
21391 * tree-dfa.c (add_referenced_var): Return result of
21392 referenced_var_check_and_insert call.
21393 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21394 of referenced_var_check_and_insert.
21397 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21398 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21399 DIE, don't emit it if abstract origin already has it.
21400 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21401 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21403 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21405 * genpreds.c (needs_variable): Fix parentheses at variable name
21407 (write_tm_constrs_h): Indent generated code.
21409 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21411 * doc/extend.texi (Function Attributes): Add documentation
21412 for isr attributes.
21414 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21417 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21418 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21420 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21422 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21425 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21428 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21429 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21431 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21433 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21434 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21435 constants instead of magic numbers.
21436 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21438 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21439 (x86_64_ms_abi_int_parameter_registers): Ditto.
21440 (x86_64_int_return_registers): Ditto.
21441 (ix86_maybe_switch_abi): Ditto.
21442 (ix86_expand_call): Ditto for clobbered_registers array.
21443 (ix86_hard_regno_mode_ok): Ditto.
21444 (x86_extended_QIreg_mentioned_p): Ditto.
21446 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21448 PR tree-optimization/39349
21449 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21451 * combine.c (gen_lowpart_for_combine): Use omode when generating
21454 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21456 PR rtl-optimization/39235
21457 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21459 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21461 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21463 2009-03-04 Richard Guenther <rguenther@suse.de>
21465 PR tree-optimization/39362
21466 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21467 that occur in abnormal PHIs should be varying.
21469 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21471 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21473 (simple_iv): Take loop as an argument instead of statement.
21474 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21475 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21477 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21479 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21480 * matrix-reorg.c (analyze_transpose): Ditto.
21481 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21482 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21483 * tree-predcom.c (ref_at_iteration): Ditto.
21484 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21486 2009-03-04 Richard Guenther <rguenther@suse.de>
21488 PR tree-optimization/39358
21489 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21490 escaped_id and callused_id.
21491 (solve_graph): Likewise.
21493 2009-03-04 Richard Guenther <rguenther@suse.de>
21495 PR tree-optimization/39339
21496 * tree-sra.c (try_instantiate_multiple_fields): Make it
21497 no longer ICE on the above.
21499 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21501 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21502 that fits within Pmode.
21504 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21506 PR middle-end/10109
21507 * tm.texi (LIBCALL_VALUE): Update description.
21509 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21511 PR middle-end/34443
21512 * doc/extend.texi (section): Update description.
21514 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21516 PR middle-end/39345
21517 * tree-inline.c (remapped_type): New.
21518 (can_be_nonlocal): Call remapped_type instead of remap_type.
21520 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21523 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21524 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21526 2009-03-03 Richard Guenther <rguenther@suse.de>
21528 PR middle-end/39272
21529 * tree.c (tree_nonartificial_location): New function.
21530 * tree.h (tree_nonartificial_location): Declare.
21531 * builtins.c (expand_builtin_memory_chk): Provide location
21532 of the call location for artificial function pieces.
21533 (maybe_emit_chk_warning): Likewise.
21534 (maybe_emit_sprintf_chk_warning): Likewise.
21535 (maybe_emit_free_warning): Likewise.
21536 * expr.c (expand_expr_real_1): Likewise.
21538 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21540 PR tree-optimization/39343
21541 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21542 COMPONENT_REF t has ARRAY_TYPE.
21544 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21546 PR middle-end/39335
21547 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21548 when the type precision of the induction variable should be
21549 larger than the type precision of nit.
21550 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21551 * graphite.c (graphite_loop_normal_form): Same.
21552 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21554 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21556 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21557 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21558 numbers to describe clobbered registers.
21559 (*call_value_0_rex64_ms_sysv): Ditto.
21560 * config/i386/mmx.md (mmx_emms): Ditto.
21561 (mmx_femms): Ditto.
21563 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21565 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21568 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21570 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21571 (spu_section_type_flags): New function.
21573 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21575 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21576 reg_class_contents of FLOAT_REGS into a temporary.
21578 2009-03-02 Richard Guenther <rguenther@suse.de>
21579 Ira Rosen <irar@il.ibm.com>
21581 PR tree-optimization/39318
21582 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21583 information to the vectorized statement.
21585 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21587 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21588 variable. Use defined names instead of magic constants for REX SSE
21591 2009-03-01 Richard Guenther <rguenther@suse.de>
21593 PR tree-optimization/39331
21594 * omp-low.c (lower_send_shared_vars): Do not receive new
21595 values for the reference of DECL_BY_REFERENCE parms or results.
21597 2009-03-01 Jan Hubicka <jh@suse.cz>
21600 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21601 BLOCK_NONLOCALIZED_VAR): New macros.
21602 (tree_block): Add nonlocalized_vars.
21603 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21604 gen_decl_die): Add origin argument. Allow generation of die with
21605 origin at hand only.
21606 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21607 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21609 (gen_block_die): Fix checking for unused blocks.
21610 (process_scope_var): Break out from .... ; work with origins only.
21611 (decls_for_scope) ... here; process nonlocalized list.
21612 (dwarf2out_ignore_block): Look for nonlocalized vars.
21613 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21615 (dump_scope_block): Dump them.
21616 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21617 (remap_block): Likewise.
21618 (can_be_nonlocal): New predicate.
21619 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21621 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21623 * configure: Regenerate.
21625 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21627 * optc-gen.awk: No need to duplicate option flags twice.
21628 Reuse help texts for duplicate options which do not have any.
21630 * gcc.c (display_help): Document --version.
21632 * gcc.c (main): If print_help_list and verbose_flag, ensure
21633 driver output comes before subprocess output.
21635 * optc-gen.awk: Assign all remaining fields to help string,
21636 space-separated, for multi-line help in *.opt.
21638 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21639 -Wno-pedantic-ms-format is for MinGW targets only.
21641 * doc/options.texi (Option file format): Fix bad indentation,
21642 restoring dropped sentence.
21644 2009-02-28 Jan Hubicka <jh@suse.cz>
21646 * tree-inline.c (tree_function_versioning): Output debug info.
21648 2009-02-28 Jan Hubicka <jh@suse.cz>
21651 * tree-inline.c (setup_one_parameter): Do not copy propagate
21652 arguments when not optimizing.
21654 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21657 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21658 (avx_addsubv4df3): Likewise.
21659 (*avx_addsubv4sf3): Likewise.
21660 (sse3_addsubv4sf3): Likewise.
21661 (*avx_addsubv2df3): Likewise.
21662 (sse3_addsubv2df3): Likewise.
21663 (avx_unpckhps256): Correct item selectors.
21664 (avx_unpcklps256): Likewise.
21665 (avx_unpckhpd256): Likewise.
21666 (avx_unpcklpd256): Likewise.
21668 2009-02-28 Jan Hubicka <jh@suse.cz>
21670 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21672 (copy_arguments_for_versioning): If var is declared don't declare it.
21673 (tree_function_versioning): First setup substitutions and then copy
21676 2009-02-27 Jan Hubicka <jh@suse.cz>
21679 * cgraph.h (varpool_output_debug_info): Remove.
21680 * cgraphunit.c (varpool_output_debug_info): Remove.
21681 * dwarf2out.c (deferred_locations_struct): New struct
21682 (deferred_locations): New type.
21683 (deferred_locations_list): New static var.
21684 (deffer_location): New function.
21685 (gen_variable_die): Use it.
21686 (decls_for_scope): Output info on local static vars.
21687 (dwarf2out_finish): Process deferred locations.
21688 * varpool.c (varpool_output_debug_info): Remove.
21690 2009-02-27 Jan Hubicka <jh@suse.cz>
21693 * tree.h (TREE_PROTECTED): Fix comment.
21694 (BLOCK_HANDLER_BLOCK): Remove.
21695 (struct tree_block): Remove handler_block add body_block.
21696 (inlined_function_outer_scope_p): New.
21697 (is_body_block): Remove.
21698 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21699 * dwarf2out.c (is_inlined_entry_point): Remove.
21700 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21701 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21703 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21704 * gimplify.c (gimplify_expr): Gimplify body blocks.
21705 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21706 block with multiple subblocks.
21707 (dump_scope_block): Prettier output; dump more flags and info.
21708 (dump_scope_blocks): New.
21709 (remove_unused_locals): Use dump_scope_blocks.
21710 * tree-flow.h (dump_scope_blocks): Declare.
21711 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21712 * stmt.c (is_body_block): Remove.
21713 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21714 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21716 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21718 PR middle-end/39308
21719 * graphite.c (graphite_loop_normal_form): Do not call
21720 number_of_iterations_exit from a gcc_assert.
21722 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21724 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21725 jumps if COND is NULL.
21726 (find_cond_jump): New function.
21727 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21728 * config/s390/s390.md: Remove z10_cobra attribute value.
21730 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21732 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21733 force_const_mem returns NULL_RTX.
21735 2009-02-26 Jan Hubicka <jh@suse.cz>
21738 * cgraph.h (varpool_output_debug_info): Remove.
21739 * cgraphunit.c (varpool_output_debug_info): Remove.
21740 * dwarf2out.c (deferred_locations_struct): New struct
21741 (deferred_locations): New type.
21742 (deferred_locations_list): New static var.
21743 (deffer_location): New function.
21744 (gen_variable_die): Use it.
21745 (decls_for_scope): Output info on local static vars.
21746 (dwarf2out_finish): Process deferred locations.
21747 * varpool.c (varpool_output_debug_info): Remove.
21749 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21751 PR rtl-optimization/39241
21752 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21753 to subreg_offset_representable_p.
21755 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21757 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21758 execute function prototype. Get f and nregs from max_reg_num
21759 and get_insns. Remove the first backward pass as it's dead,
21760 guard the forward pass by flag_expensive_optimizations.
21761 (rest_of_handle_regmove): Delete.
21762 (pass_regmove): Replace it with regmove_optimize.
21764 2009-02-25 Martin Jambor <mjambor@suse.cz>
21766 PR tree-optimization/39259
21767 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21768 calls_alloca function flags.
21769 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21770 calls are detected.
21772 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21774 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21775 flags_set_1_rtx, flags_set_1_set): Delete.
21776 (regmove_optimize): Do not call mark_flags_life_zones.
21778 2009-02-24 Julian Brown <julian@codesourcery.com>
21781 * config/arm/arm.c (require_pic_register): Only set
21782 cfun->machine->pic_reg once per function.
21784 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21786 * doc/invoke.texi (Link Options): Document an easier way to pass
21787 options that take arguments to the GNU linker using -Xlinker and -Wl.
21789 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21792 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21794 2009-02-24 Richard Guenther <rguenther@suse.de>
21797 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21799 2009-02-24 Richard Guenther <rguenther@suse.de>
21800 Zdenek Dvorak <ook@ucw.cz>
21802 PR tree-optimization/39233
21803 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21804 from converting them to a generic type.
21806 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21808 PR tree-optimization/39260
21809 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21810 contains a condition with a real type.
21811 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21813 2009-02-23 Jason Merrill <jason@redhat.com>
21816 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21817 narrowing_initializer_constant_valid_p.
21818 (narrowing_initializer_constant_valid_p): Don't return
21819 null_pointer_node for adding a pointer to itself.
21821 2009-02-23 Jan Hubicka <jh@suse.cz>
21824 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21827 2009-02-23 Jan Hubicka <jh@suse.cz>
21829 PR tree-optimization/37709
21830 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21831 * tree.h (block_ultimate_origin): Declare.
21832 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21833 * tree-ssa-live.c (remove_unused_scope_block_p):
21834 Eliminate blocks containig no instructions nor live variables nor
21836 (dump_scope_block): New function.
21837 (remove_unused_locals): Enable removal of dead blocks by default;
21838 enable dumping at TDF_DETAILS.
21840 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21842 * config/i386/i386.c (classify_argument): Don't allow COImode
21844 (function_arg_advance_32): Don't allow OImode.
21845 (function_arg_32): Likewise.
21846 (function_value_32): Likewise.
21847 (return_in_memory_32): Likewise.
21848 (function_arg_64): Remove OImode comment.
21850 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21853 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21854 ix86_expand_vector_set for V4DImode in 64bit mode only.
21855 (ix86_expand_vector_init_one_var): Likewise.
21857 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21859 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21861 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21864 * loop-iv.c: Revert last change.
21865 * emit-rtl.c: Likewise.
21867 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21870 * config/i386/i386.c (type_natural_mode): Remove an extra
21871 space in the warning message.
21872 (function_value_32): Handle 32-byte vector modes.
21873 (return_in_memory_32): Likewise.
21875 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21877 * loop-iv.c (truncate_value): New function.
21878 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21880 (lowpart_subreg): Move to...
21881 * emit-rtl.c: ...here.
21883 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21885 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21886 accidental and undocumented change at revision 140860.
21888 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21890 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21891 take gimple_seq * arguments.
21892 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21893 types_compatible_p langhook.
21895 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21896 Joseph Myers <joseph@codesourcery.com>
21898 * config/arm/arm.c (arm_builtin_va_list): New function.
21899 (arm_expand_builtin_va_start): Likewise.
21900 (arm_gimplify_va_arg_expr): Likewise.
21901 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21902 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21903 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21904 (va_list_type): New variable.
21905 (arm_mangle_type): Mangle va_list_type appropriately.
21907 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21909 PR middle-end/39157
21910 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21911 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21912 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21913 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21914 parameter to 1000 for -O1 by default.
21915 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21917 * loop-invariant.c: Include params.h.
21918 (move_loop_invariants): Don't call move_single_loop_invariants on
21921 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21923 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21924 offset when calculating bounds for indexing stack_usage_map. Fixes
21925 a buffer overflow with certain target setups.
21927 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21930 * calls.c (expand_call): Clear try_tail_call if caller and callee
21931 disagree in promotion of function return value.
21933 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21936 * c-common.c (c_determine_visibility): If visibility changed and
21937 DECL_RTL has been already set, call make_decl_rtl to update symbol
21940 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21943 * varasm.c (assemble_variable): Don't check DECL_NAME when
21944 globalizing a variable.
21946 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21949 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21950 expression before any __builtin_trap call.
21951 * c-typeck.c (build_function_call): Convert and check function
21952 arguments before generating a call to a trap. Evaluate the
21953 function arguments before the trap.
21955 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21958 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
21959 (UNSPEC_FXAM_MEM): New unspec.
21960 (fxam<mode>2_i387_with_temp): New insn and split pattern.
21961 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
21962 memory using fxam<mode>2_i387_with_temp to remove excess precision.
21964 2009-02-19 Richard Guenther <rguenther@suse.de>
21966 PR tree-optimization/39207
21967 PR tree-optimization/39074
21968 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
21969 storedanything_tree): New.
21970 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
21971 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
21972 (build_succ_graph): Add edges from STOREDANYTHING to all
21974 (init_base_vars): Initialize STOREDANYTHING.
21975 (compute_points_to_sets): Free substitution info after
21976 building the succ graph.
21977 (ipa_pta_execute): Likewise.
21979 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
21981 (do_ds_constraint): Do not add to special var or non-pointer
21983 (type_could_have_pointers): Split out from ...
21984 (could_have_pointers): ... here. For arrays use the element type.
21985 (create_variable_info_for): Initialize may_have_pointers.
21986 (new_var_info): Likewise.
21987 (handle_lhs_call): Make the HEAP variable unknown-sized.
21988 (intra_create_variable_infos): Use a type with pointers for
21989 PARM_NOALIAS, make it unknown-sized.
21991 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
21994 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
21996 2009-02-18 Jason Merrill <jason@redhat.com>
21999 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22000 value if DECL_EXTERNAL.
22001 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22002 * target.h (gcc_target::binds_local_p): Clarify "module".
22003 * tree.h (TREE_PUBLIC): Clarify "module".
22005 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22008 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22009 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22011 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22014 * c.opt (Wabi): Support C and ObjC.
22017 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22019 * config/i386/i386.c (classify_argument): Warn once about the ABI
22020 change when passing union with long double.
22022 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22024 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22027 * c-parser.c (c_parser_compound_statement): Always enter and leave
22030 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22033 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22035 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22037 PR tree-optimization/36922
22038 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22039 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22042 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22044 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22047 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22049 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22051 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22053 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22056 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22057 Richard Sandiford <rdsandiford@googlemail.com>
22059 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22060 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22061 (loongson_biadd): ...this.
22063 2009-02-17 Richard Guenther <rguenther@suse.de>
22065 PR tree-optimization/39202
22066 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22067 a var make sure to follow existing collapses.
22069 2009-02-17 Richard Guenther <rguenther@suse.de>
22071 PR middle-end/39214
22072 * langhooks.c (lhd_print_error_function): Check for NULL block.
22074 2009-02-17 Richard Guenther <rguenther@suse.de>
22076 PR tree-optimization/39204
22077 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22080 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22082 * config/soft-fp/double.h: Update from glibc CVS.
22084 2009-02-17 Richard Guenther <rguenther@suse.de>
22086 PR tree-optimization/39207
22087 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22088 strict-aliasing warnings for pointers pointing to NULL.
22090 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22093 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22094 skipping until next close brace.
22096 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22099 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22100 to function argument boundary.
22102 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22104 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22105 in the lea_add. Reload eventually constraints it properly.
22106 * config/picochip/constraints.md: Remove the target constraint
22107 "b", since it is not needed anymore.
22109 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22111 * gthr-dce.h: Uglify function parameter and local variable names.
22112 * gthr-gnat.h: Likewise.
22113 * gthr-mipssde.h: Likewise.
22114 * gthr-nks.h: Likewise.
22115 * gthr-posix95.h: Likewise.
22116 * gthr-posix.h: Likewise.
22117 * gthr-rtems.h: Likewise.
22118 * gthr-single.h: Likewise.
22119 * gthr-solaris.h: Likewise.
22120 * gthr-tpf.h: Likewise.
22121 * gthr-vxworks.h: Likewise.
22122 * gthr-win32.h: Likewise.
22124 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22127 * config/i386/i386.md: Restrict the new peephole2 to move
22128 between MMX/SSE registers.
22130 2009-02-15 Richard Guenther <rguenther@suse.de>
22133 2009-02-13 Richard Guenther <rguenther@suse.de>
22135 * configure.ac: Enable LFS.
22136 * configure: Re-generate.
22137 * config.in: Likewise.
22139 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22141 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22142 spu_srqwbyte, spu_srqwbytebc): Define.
22143 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22144 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22145 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22146 "shrqby_<mode>"): New insn-and-split patterns.
22147 * config/spu/spu.c (expand_builtin_args): Determine and return
22148 number of operands using spu_builtin_description data.
22149 (spu_expand_builtin_1): Use it.
22151 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22154 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22157 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22160 * config/i386/i386.c (override_options): Correct warning
22161 messages for -malign-loops, -malign-jumps and -malign-functions.
22163 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22166 * config/i386/i386.md: Restrict the new peephole2 to move
22167 between the general purpose registers.
22169 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22172 * config/i386/i386.c (type_natural_mode): Add a new argument.
22173 Return the original mode and warn ABI change if vector size is 32byte.
22174 (function_arg_advance): Updated.
22175 (function_arg): Likewise.
22176 (ix86_function_value): Likewise.
22177 (ix86_return_in_memory): Likewise.
22178 (ix86_sol10_return_in_memory): Likewise.
22179 (ix86_gimplify_va_arg): Likewise.
22180 (function_arg_32): Don't warn ABX ABI change here.
22181 (function_arg_64): Likewise.
22183 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22185 * loop-iv.c (implies_p): In the final case, test that operands 0
22186 of the two comparisons match.
22188 * config/bfin/bfin.c (find_prev_insn_start): New function.
22189 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22190 (find_next_insn_start): Move.
22192 2009-02-13 Richard Guenther <rguenther@suse.de>
22194 * configure.ac: Enable LFS.
22195 * configure: Re-generate.
22196 * config.in: Likewise.
22198 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22201 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22202 sizes on syntax error after some arguments have been parsed.
22204 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22206 * doc/invoke.texi (-fira): Remove.
22208 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22210 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22211 * recog.c: Likewise.
22214 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22216 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22217 (umul_ppmm): Likewise.
22218 (count_leading_zeros): Likewise.
22219 (count_trailing_zeros): Likewise.
22220 (UMUL_TIME): Likewise.
22222 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22224 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22225 soft-fp/t-softfp to tmake_file.
22227 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22228 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22229 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22230 IA64_BUILTIN_INFQ]: New.
22231 (ia64_init_builtins): Initialize __builtin_infq,
22232 __builtin_fabsq and __builtin_copysignq if not HPUX.
22233 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22234 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22236 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22238 (__fixtfti): Likewise.
22239 (__fixunstfti): Likewise.
22240 (__floattitf): Likewise.
22242 * config/ia64/libgcc-glibc.ver: New.
22243 * config/ia64/t-fprules-softfp: Likewise.
22244 * config/ia64/sfp-machine.h: Likewise.
22246 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22247 (LIBGCC2_TF_CEXT): Likewise.
22248 (TF_SIZE): Likewise.
22249 (TARGET_INIT_LIBFUNCS): Likewise.
22251 * config/ia64/t-glibc (SHLINB_MAPFILES):
22252 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22254 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22256 * config/i386/i386.c (construct_container): Rewrite processing
22257 BLKmode with X86_64_SSE_CLASS.
22259 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22262 * config/i386/i386.md: Replace simplify_replace_rtx with
22263 replace_rtx in the new peephole2.
22265 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22267 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22268 loop unrolling do not happen at -O2.
22270 2009-02-12 Michael Matz <matz@suse.de>
22272 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22274 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22276 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22279 2009-02-12 Ben Elliston <bje@au.ibm.com>
22281 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22282 patterns when updating the back chain. Missed in the 2009-02-10
22285 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22287 * doc/extend.texi (Decimal Floating Types): Update identifier of
22288 draft TR and list of missing support.
22290 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22292 PR middle-end/39154
22293 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22294 bit to variable length decl's flags, add it also to its
22295 pointer replacement variable.
22297 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22298 Jakub Jelinek <jakub@redhat.com>
22301 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22302 (memory_blockage): New expander.
22303 (*memory_blockage): New insn pattern.
22304 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22305 instead of general blockage at the end of function prologue when
22306 frame pointer is used to access red zone area. Do not emit blockage
22307 when profiling, it is emitted in generic code.
22308 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22309 function epilogue when frame pointer is used to access red zone area.
22311 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22314 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22315 by arithmetic with memory operands.
22316 * config/i386/predicates.md (commutative_operator): New.
22318 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22320 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22323 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22325 * alias.h (record_alias_subset): Declare.
22326 * alias.c (record_alias_subset): Make global.
22328 2009-02-10 Nick Clifton <nickc@redhat.com>
22330 * tree-parloops.c: Change license to GPLv3.
22331 * ipa-struct-reorg.c: Change license to GPLv3.
22332 * ipa-struct-reorg.h: Change license to GPLv3.
22334 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22337 * c-decl.c (start_struct): Return NULL on error.
22339 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22341 PR middle-end/39124
22342 * cfgloopmanip.c (remove_path): Call remove_bbs after
22343 cancel_loop_tree, not before it.
22346 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22347 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22348 VAR_DECLs were seen.
22349 * tree-ssa-live.c (remove_unused_locals): Recompute
22350 cfun->has_local_explicit_reg_vars.
22351 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22352 copies or clearings if cfun->has_local_explicit_reg_vars.
22354 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22357 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22358 of function prologue when frame pointer is used to access
22361 2009-02-10 Richard Guenther <rguenther@suse.de>
22363 PR middle-end/39127
22364 * gimplify.c (gimple_regimplify_operands): Always look if
22365 we need to create a temporary.
22367 2009-02-10 Richard Guenther <rguenther@suse.de>
22369 PR tree-optimization/39132
22370 * tree-loop-distribution.c (todo): New global var.
22371 (generate_memset_zero): Trigger TODO_rebuild_alias.
22372 (tree_loop_distribution): Return todo.
22374 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22378 (x86_64_reg_class_name): Removed.
22379 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22380 first one isn't X86_64_SSE_CLASS or any other ones aren't
22381 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22382 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22383 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22384 and 3 X86_64_SSEUP_CLASS.
22385 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22386 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22388 2009-02-10 Ben Elliston <bje@au.ibm.com>
22390 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22391 form instruction to update the stack back chain word, even if the
22392 user has disabled the generation of update instructions.
22393 (movdi_<mode>_update_stack): New.
22394 (movsi_update_stack): Likewise.
22395 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22396 always use an update form instruction to update the stack back
22399 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22401 PR middle-end/38953
22402 * graphite.c (if_region_set_false_region): After moving a region in
22403 the false branch of a condition, remove the empty dummy basic block.
22404 (gloog): Remove wrong fix for PR38953.
22406 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22408 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22409 generation due to implicit sign extension.
22411 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22413 PR middle-end/38981
22414 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22415 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22417 2009-02-09 Richard Guenther <rguenther@suse.de>
22419 PR middle-end/35202
22420 * convert.c (convert_to_real): Disable (float)fn((double)x)
22421 to fnf(x) conversion if errno differences may occur and
22422 -fmath-errno is set.
22424 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22426 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22427 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22428 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22430 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22433 * c-common.c (handle_alias_attribute): Disallow attribute for
22434 anything not a FUNCTION_DECL or VAR_DECL.
22436 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22439 * real.c (do_compare): Special-case compare of zero against
22440 decimal float value.
22442 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22445 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22446 as indicating flexible array members unless the field itself is
22447 being declarared as the incomplete array.
22449 2009-02-06 Jan Hubicka <jh@suse.cz>
22451 PR tree-optimization/38844
22452 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22453 is already inlined.
22455 2009-02-06 Richard Guenther <rguenther@suse.de>
22457 PR middle-end/38977
22458 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22459 fork because we may expand it as __gcov_fork.
22461 2009-02-06 Nick Clifton <nickc@redhat.com>
22463 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22465 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22467 PR tree-optimization/35659
22468 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22469 vn_phi_eq): Shortcut if hashcode does not match.
22470 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22472 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22473 and avoid iterative_hash_expr.
22474 (FOR_EACH_VALUE_ID_IN_SET): New.
22475 (value_id_compare): Remove.
22476 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22477 sort expressions by value id.
22479 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22482 * config/sh/predicates.md (general_movsrc_operand): Don't check
22483 the subreg of system registers here.
22485 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22488 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22489 on the copied decl.
22491 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22493 PR rtl-optimization/39110
22494 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22495 addresses, not aligned ones.
22497 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22498 Richard Guenther <rguenther@suse.de>
22500 PR tree-optimization/39100
22501 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22502 comment says and add edges.
22504 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22507 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22508 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22510 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22512 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22513 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22514 register_bb_in_sese, new_sese, free_sese): Moved.
22515 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22516 outermost_loop_in_scop, build_scop_iteration_domain,
22517 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22518 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22519 Use loop_in_sese_p instead of loop_in_scop_p.
22520 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22521 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22522 (scopdet_basic_block_info): Fix bug in scop detection.
22523 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22524 eq_loop_to_cloog_loop): Remove.
22525 (nb_loops_around_loop_in_scop, nb_loop
22526 ref_nb_loops): Moved here...
22527 * graphite.h (ref_nb_loops): ... from here.
22528 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22529 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22530 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22531 * testsuite/gcc.dg/graphite/scop-19.c: New
22533 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22534 Hans-Peter Nilsson <hp@axis.com>
22536 PR rtl-optimization/37889
22537 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22538 Move offset handling from PLUS to before the switch. Use new
22539 arguments when considering SYMBOL_REFs too.
22540 (rtx_addr_can_trap_p): Pass dummy offset and size.
22541 (enum may_trap_p_flags): Remove.
22542 (may_trap_p_1): Pass size from MEM_SIZE.
22544 PR rtl-optimization/38921
22545 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22546 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22547 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22548 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22550 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22552 AVX Programming Reference (January, 2009)
22553 * config/i386/sse.md (*vpclmulqdq): New.
22555 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22557 PR tree-optimization/38977
22558 PR gcov-profile/38292
22559 * calls.c (special_function_p): Disregard __builtin_ prefix.
22561 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22563 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22564 non-indexable addresses even before reload.
22566 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22569 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22570 as having variable size. Do not give an error for unnamed
22571 parameters with [*] declarators. Give a warning for type names
22572 with [*] declarators and mark them as variable size.
22573 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22574 for sizeof applied to [*] type names.
22576 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22579 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22581 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22583 * gcc.c (process_command): Update copyright notice dates.
22584 * gcov.c (print_version): Likewise.
22585 * gcov-dump.c (print_version): Likewise.
22586 * mips-tfile.c (main): Likewise.
22587 * mips-tdump.c (main): Likewise.
22589 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22592 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22593 for composite type involving a zero-length array type.
22595 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22598 * function.c (match_asm_constraints_1): Skip over
22599 initial optional % in the constraint.
22601 PR inline-asm/39059
22602 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22603 supported, don't accept FIXED_CSTs.
22604 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22605 and _Sat is used without _Fract/_Accum. Set specs->type to
22606 integer_type_node for cts_fract/cts_accum if fixed point is not
22609 2009-02-02 Catherine Moore <clm@codesourcery.com>
22611 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22613 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22615 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22616 (ABI_HAS_64BIT_SYMBOLS): Use it.
22617 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22619 2009-02-02 Paul Brook <paul@codesourcery.com>
22621 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22623 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22625 PR inline-asm/39058
22626 * recog.h (asm_operand_ok): Add constraints argument.
22627 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22628 recurse on matching constraint.
22629 (check_asm_operands): Pass constraints as 3rd argument to
22630 asm_operand_ok. Don't look up matching constraint here.
22631 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22634 2009-02-02 Ben Elliston <bje@au.ibm.com>
22636 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22637 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22639 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22641 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22642 information. Remove some obsolete information. Reorganize.
22644 * config/pa/fptr.c: Revert license to GPL 2.
22645 * config/pa/milli64.S: Likewise.
22647 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22650 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22651 LIBRARY name in, instead of hard-coding it.
22652 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22653 extra target make frag to tmake_files according to EH model.
22654 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22655 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22656 frags that define makefile variable EH_MODEL appropriately.
22657 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22658 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22659 to "-sjlj" according to type of EH configured.
22660 (LIBGCC_SONAME): Concatenate it to shared library base name.
22661 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22662 to "_sjlj" according to type of EH configured.
22663 (LIBGCC_SONAME): Concatenate it to shared library base name.
22664 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22665 (SHLIB_LINK): Add missing semicolon to if-else construct.
22666 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22667 string value of "pe_dll" command-line option.
22668 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22669 (SHLIB_SONAME): Use it when overriding t-cygming default.
22670 (SHLIB_IMPLIB): Override t-cygming default.
22671 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22672 string value of "pe_dll" command-line option.
22674 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22677 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22678 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22680 2009-01-31 Richard Guenther <rguenther@suse.de>
22682 PR tree-optimization/38937
22683 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22684 computing the transitive closure.
22686 2009-01-30 Richard Guenther <rguenther@suse.de>
22688 PR tree-optimization/39041
22689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22690 Propagate variable indices only if the types match for this stmt.
22692 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22695 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22696 inline but never defined.
22698 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22700 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22701 (*insv_h_di_reg_extimm): New insn.
22702 (*insv_l<mode>_reg_extimm): New insn.
22704 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22706 * config/picochip/picochip.c (flag_conserve_stack): set
22707 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22708 fconserve-stack. Reduce call-overhead used by inliner.
22710 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22713 * common.opt (flag_conserve_stack): Initialised to zero.
22715 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22718 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22719 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22722 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22724 * ira-color.c (allocno_reload_assign): Update comments.
22725 * regmove.c (regmove_optimize): Likewise.
22729 2009-01-29 Robert Millan <rmh@aybabtu.com>
22731 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22732 * config/i386/kopensolaris-gnu.h: New file. Undefine
22733 `MD_UNWIND_SUPPORT'.
22734 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22736 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22738 PR tree-optimization/39007
22739 * tree-loop-distribution.c (generate_builtin): Use
22740 recompute_dominator to compute the immediate dominator of the
22741 basic block just after the loop.
22743 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22745 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22746 (ASM_OUTPUT_DWARF_PCREL): Define.
22748 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22750 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22751 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22752 global. Modify entries about regmove and IRA.
22754 * ra-conflict.c: Remove the file.
22756 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22758 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22759 (pass_regclass_init): Rename to pass_reginfo_init.
22761 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22763 * toplev.h (flag_ira): Remove.
22765 * caller-save.c (setup_save_areas): Remove flag_ira.
22767 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22769 * global.c: Remove the file.
22771 * opts.c (decode_options): Remove flag_ira.
22773 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22775 * regmove.c: Modify file description.
22776 (find_use_as_address, try_auto_increment): Define them only if
22777 AUTO_INC_DEC is defined.
22778 (replacement_quality, replace_in_call_usage, fixup_match_1,
22779 stable_and_no_regs_but_for_p): Remove.
22780 (reg_set_in_bb): Make it static.
22781 (regmove_optimize): Remove flag_ira and code which worked for
22784 * local-alloc.c: Remove the file.
22786 * common.opt (fira): Remove.
22788 * ira.c: Include except.h.
22789 (eliminable_regset): Move from global.c.
22790 (mark_elimination): Ditto. Remove flag_ira.
22791 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22792 equiv_mem_modified, validate_equiv_mem_from_store,
22793 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22794 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22795 no_equiv, recorded_label_ref): Move from local-alloc.c.
22796 (update_equiv_regs): Ditto. Make it static.
22797 (print_insn_chain, print_insn_chains): Move it from global.c.
22798 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22799 (build_insn_chain): Ditto. Make it static.
22800 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22801 Rename to init_live_subregs.
22802 (gate_ira): Remove flag_ira.
22804 * regclass.c: Rename reginfo.c. Change file description.
22805 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22806 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22807 (init_reg_sets_1): Remove code for evaluation of
22808 reg_class_superclasses and losing_caller_save_reg_set.
22809 (init_regs): Remove init_reg_autoinc.
22810 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22811 ok_for_base_p_nonstrict): Remove.
22812 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22813 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22814 corresponding entries.
22815 (dump_regclass, record_operand_costs, scan_one_insn,
22816 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22817 record_address_regs, auto_inc_dec_reg_p): Remove.
22818 (gt-regclass.h): Rename to gt-reginfo.h.
22820 * rtl.h (dump_global_regs, retry_global_alloc,
22821 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22823 * Makefile.in (RA_H): Remove.
22824 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22825 Rename regclass.o to reginfo.o.
22826 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22828 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22829 (GTFILES): Rename regclass.c to reginfo.c.
22831 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22832 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22834 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22835 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22837 (finish_spills): Ditto. Remove code for !flag_ira.
22839 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22841 PR middle-end/35854
22842 * doc/invoke.texi (rtl debug options): Complete rewrite.
22843 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22845 * mode-switching.c (pass_mode_switching): Rename pass from
22846 "mode-sw" to "mode_sw".
22847 * except.c (pass_convert_to_eh_ranges): Rename pass from
22848 "eh-ranges" to "eh_ranges".
22849 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22853 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22854 Alexander Monakov <amonakov@ispras.ru>
22856 PR middle-end/38857
22857 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22859 (move_exprs_to_boundary): Change return type and pass through
22860 should_move from move_op. Relax assert. Update usage ...
22861 (schedule_expr_on_boundary): ... here. Use should_move instead of
22863 (move_op_orig_expr_found): Indicate that insn was disconnected from
22865 (code_motion_process_successors): Do not call after_merge_succs
22866 callback if original expression was not found when traversing any of
22868 (code_motion_path_driver): Change return type. Update prototype.
22869 (move_op): Update comment. Add a new parameter (should_move). Update
22870 prototype. Set *should_move based on indication provided by
22871 move_op_orig_expr_found.
22873 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22875 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22876 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22877 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22878 * config/rs6000/rs6000.c (rs6000_override_options): Default
22879 avoid-indexed-addresses on for Power6, off for everything else.
22880 (avoiding_indexed_address_p): New function.
22881 (rs6000_legitimize_address): Use it.
22882 (rs6000_legitimate_address): Likewise.
22883 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22885 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22887 PR tree-optimization/38997
22888 * tree-loop-distribution.c (generate_memset_zero): Use
22889 POINTER_PLUS_EXPR for a pointer addition.
22891 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22893 * config/s390/s390.md (bswap<mode>2): New pattern added.
22895 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22897 * config/s390/s390.md (*tls_load_31): Added type attribute.
22899 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22901 * config/s390/s390.md: Fix a few comments.
22903 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22905 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22906 (*tm<mode>_full): Fixed z10prop attribute.
22907 (*tst<mode>_extimm): Fixed z10prop attribute.
22908 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22909 (*tstqiCCT_cconly): Fixed z10prop attribute.
22910 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22911 (*movsi_larl): Fixed z10prop attribute.
22912 (*movsi_zarch): Fixed z10prop attribute.
22913 (*movsi_eas): Fixed z10prop attribute.
22914 (*movhi): Fixed z10prop attribute.
22915 (*movqi): Fixed z10prop attribute.
22916 (*movstrictqi): Fixed z10prop attribute.
22917 (*mov<mode>): Fixed z10prop attribute.
22918 (*movcc): Fixed z10prop attribute.
22919 (*sethighpartdi_64): Fixed z10prop attribute.
22920 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22921 (*negdi2_sign_cc): Fixed z10prop attribute.
22922 (*negdi2_sign): Fixed z10prop attribute.
22923 (*absdi2_sign_cc): Fixed z10prop attribute.
22924 (*absdi2_sign): Fixed z10prop attribute.
22925 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22926 (*negabsdi2_sign): Fixed z10prop attribute.
22927 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22928 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22929 (doloop_si64): Fixed z10prop attribute.
22930 (doloop_si31): Fixed z10prop attribute.
22931 (doloop_long): Fixed z10prop attribute.
22932 (indirect_jump): Fixed z10prop attribute.
22933 (nop): Fixed z10prop attribute.
22934 (main_base_64): Fixed z10prop attribute.
22935 (reload_base_64): Fixed z10prop attribute.
22937 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22939 PR rtl-optimization/38740
22940 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22942 * config/mips/mips.c (mips_reorg): Likewise.
22944 2009-01-28 Richard Guenther <rguenther@suse.de>
22946 PR tree-optimization/38926
22947 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22948 with the correct value id to a value.
22949 (do_regular_insertion): Use the value number of edoubleprime
22950 for the value number of the expr.
22953 2008-08-21 Richard Guenther <rguenther@suse.de>
22955 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22956 a PHI ask VN if it is already available.
22957 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22958 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
22960 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22962 PR middle-end/38934
22963 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
22964 set to varying whenever max has TREE_OVERFLOW set, similarly
22965 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
22967 2009-01-28 Richard Guenther <rguenther@suse.de>
22969 PR middle-end/38908
22970 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
22971 uninitialized aggregate uses in call arguments.
22973 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
22975 PR tree-optimization/38984
22976 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
22977 the nothing_id variable if -fno-delete-null-pointer-checks.
22979 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
22982 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
22983 (set_got_offset_rex64): Ditto.
22985 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
22988 * doc/extend.texi: Improve local variable with asm reg.
22990 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
22992 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
22993 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
22994 was not supplied then set warn_packed_bitfield_compat to the
22995 default value of 1.
22996 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
22999 2009-01-27 Richard Guenther <rguenther@suse.de>
23001 PR tree-optimization/38503
23002 * cfgexpand.c (expand_gimple_basic_block): Ignore
23003 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23004 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23005 variables that cannot have TBAA applied.
23006 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23009 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23011 PR middle-end/38969
23012 * calls.c (initialize_argument_information): Do not wrap complex
23013 arguments in SAVE_EXPR.
23015 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23017 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23018 (INSTALL_LIBGCC): Revert typo commit.
23020 2009-01-26 Richard Guenther <rguenther@suse.de>
23022 PR tree-optimization/38745
23023 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23024 from special handling.
23026 2009-01-26 Richard Guenther <rguenther@suse.de>
23028 PR tree-optimization/38745
23029 * tree-ssa.c (execute_update_addresses_taken): Do not include
23030 variables that cannot possibly be a register in not_reg_needs.
23031 Do not clear TREE_ADDRESSABLE on vars that may not become
23033 * tree-ssa.c (update_alias_info_1): Include those in the set
23034 of addressable vars.
23036 2009-01-26 Richard Guenther <rguenther@suse.de>
23038 PR middle-end/38851
23039 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23040 * tree-ssa-dse.c: Include langhooks.h
23041 (execute_simple_dse): Remove stores with zero size.
23043 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23046 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23049 2009-01-24 Julian Brown <julian@codesourcery.com>
23051 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23052 config/arm/linux-atomic.c.
23053 * config/arm/linux-atomic.c: New.
23055 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23057 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23058 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23059 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23061 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23064 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23067 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23069 PR tree-optimization/38953
23070 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23071 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23072 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23073 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23076 2009-01-24 Paul Brook <paul@codesourcery.com>
23078 * config/arm/neon.md (neon_type): Move to arm.md.
23079 (neon_mov<VSTRUCT>): Add neon_type attribute.
23080 * config/arm/arm.md (neon_type): Move to here.
23081 (conds): Add "unconditioal" and use as default for NEON insns.
23083 2009-01-24 Ben Elliston <bje@au.ibm.com>
23085 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23086 void *' warning from -Wc++-compat.
23087 * Makefile.in (dominance.o-warn): Remove.
23089 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23091 PR tree-optimization/38932
23092 * fold-const.c (fold_unary_ignore_overflow): New.
23093 * tree.h (fold_unary_ignore_overflow): Declare.
23094 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23095 * tree-ssa-sccvn.c (visit_reference_op_load,
23096 simplify_unary_expression): Likewise.
23098 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23100 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23101 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23102 regardless of their type.
23103 * c-common.c (handle_packed_attribute): Don't ignore packed on
23105 * c.opt (Wpacked-bitfield-compat): New warning option.
23106 * stor-layout.c (place_field): Warn if offset of a field changed.
23107 * doc/extend.texi (packed): Mention the ABI change.
23108 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23109 (Warning Options): Add it to the list.
23111 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23113 * c-opts.c (c_common_post_options): Fix a typo in comments.
23115 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23117 PR middle-end/38615
23118 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23119 variables to static.
23120 * doc/invoke.texi (-fmerge-all-constants): Update description.
23122 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23125 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23126 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23128 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23130 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23132 (LOCAL_ALIGNMENT): Similarly.
23134 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23135 Joseph Myers <joseph@codesourcery.com>
23137 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23138 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23139 * config/arm/arm-tune.md: Regenerate.
23140 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23143 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23145 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23146 version number to five.
23148 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23151 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23152 * c-common.c (set_underlying_type): Likewise.
23153 (is_typedef_decl ): Likewise
23155 (set_underlying_type): Likewise.
23156 (is_typedef_type): Likewise.
23158 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23160 PR middle-end/38587
23161 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23164 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23167 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23168 (LIBGCC_SPEC): Don't define.
23169 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23171 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23173 PR rtl-optimization/38879
23174 * alias.c (base_alias_check): Unaligned access via AND address can
23175 alias all surrounding object types except those with sizes equal
23176 or wider than the size of unaligned access.
23178 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23181 * c-decl.c (clone_underlying_type): Move this ...
23182 * c-common.c (set_underlying_type): ... here.
23183 Also, make sure the function properly sets TYPE_STUB_DECL() on
23184 the newly created typedef variant type.
23185 (is_typedef_decl ): New entry point.
23186 * tree.h: Added a new member member_types_needing_access_check to
23187 struct tree_decl_non_common.
23188 (set_underlying_type): New entry point.
23189 (is_typedef_type): Likewise.
23191 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23193 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23194 Check whether two instructions have memory references that
23195 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23196 are helper functions for traversing.
23197 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23198 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23199 not to draw dependency edge for instructions with non-conflicting
23202 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23205 * longlong.h: Update copyright years. Use soft-fp license notice.
23206 Sync __clz_tab declaration with glibc.
23208 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23211 * doc/extend.texi (syscall_linkage): New.
23212 (version_id): Modify.
23214 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23215 Richard Guenther <rguenther@suse.de>
23217 PR tree-optimization/38747
23218 PR tree-optimization/38748
23219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23220 conversion if the base address is an indirect reference and the
23221 aliasing sets could cause issues.
23223 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23225 * common.opt (fgraphite, fgraphite-identity): Add comment for
23226 explaining why these options are not documented.
23228 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23230 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23231 gimple_call_lhs is NULL.
23233 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23236 * emit-rtl.c (adjust_address_1): Make sure memref is never
23239 2009-01-20 Ben Elliston <bje@au.ibm.com>
23241 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23242 const qualifier from arg parameter. Remove unnecessary cast to char *.
23243 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23244 const qualifier from arg 2.
23246 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23248 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23250 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23253 * rtl.h (reinit_regs): New prototype.
23254 * regclass.c: Include ira.h.
23255 (reinit_regs): New.
23256 * Makefile.in (regclass.o): Add ira.h.
23257 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23259 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23262 * c-common.c (handle_aligned_attribute): Use
23263 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23264 default alignment value.
23266 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23268 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23269 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23271 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23272 __BIGGEST_ALIGNMENT__.
23274 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23276 2009-01-18 Richard Guenther <rguenther@suse.de>
23278 PR tree-optimization/38819
23279 * tree-flow.h (operation_could_trap_helper_p): Declare.
23280 * tree-eh.c (operation_could_trap_helper_p): Export.
23281 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23282 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23283 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23284 are about to insert a possibly trapping instruction and fail
23287 2009-01-18 Andreas Schwab <schwab@suse.de>
23289 * doc/install.texi (Configuration): Remove obsolete paragraph
23290 about use of --with-gnu-ld with --with-gnu-as.
23292 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23294 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23295 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23296 Follow spelling conventions.
23298 2009-01-18 Ben Elliston <bje@au.ibm.com>
23300 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23301 C++ warning about implicit conversion from void * to struct
23303 (bitmap_obstack_free): Likewise for bitmap_element *.
23304 * Makefile.in (bitmap.o-warn): Remove.
23306 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23308 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23310 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23311 Tobias Grosser <tobi.grosser@amd.com>
23313 * graphite.c (graphite_trans_scop_block): Do not block single
23316 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23318 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23319 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23320 test with assertion.
23322 2009-01-16 Richard Guenther <rguenther@suse.de>
23324 PR tree-optimization/38835
23325 PR middle-end/36227
23326 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23327 and INT + PTR -> (INT)(PTR p+ INT) folding.
23328 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23330 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23333 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23334 the subreg from a lowpart subreg if it is also casting the value.
23336 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23337 Tobias Grosser <tobi.grosser@amd.com>
23339 * graphite.c (compare_prefix_loops): New.
23340 (build_scop_canonical_schedules): Rewritten.
23341 (graphite_transform_loops): Move build_scop_canonical_schedules
23342 after build_scop_iteration_domain.
23344 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23345 Tobias Grosser <tobi.grosser@amd.com>
23347 * graphite.c (add_conditions_to_domain): Add the loops to
23348 the dimension of the iteration domain. Do copy the domain
23349 only when it exists.
23350 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23351 (add_conditions_to_constraints): New.
23352 (can_generate_code_stmt, can_generate_code): Removed.
23353 (gloog): Do not call can_generate_code.
23354 (graphite_transform_loops): Call add_conditions_to_constraints
23355 after building the iteration domain.
23357 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23359 PR tree-optimization/38789
23360 * tree-ssa-threadedge.c
23361 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23362 __builtin_constant_p.
23364 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23366 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23367 examined before deleting them.
23369 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23371 * function.c (aggregate_value_p): Correctly extract the function
23372 type from CALL_EXPR_FN lookup.
23374 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23376 * config/picochip/picochip.c (picochip_override_options): Revert
23377 CFI asm flag disable commited previously.
23379 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23380 Tobias Grosser <tobi.grosser@amd.com>
23381 Jan Sjodin <jan.sjodin@amd.com>
23383 * graphite.c (scan_tree_for_params): On substractions negate
23384 all the coefficients of the term.
23385 (clast_to_gcc_expression_red): New. Handle reduction expressions
23386 of more than two operands.
23387 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23388 (get_vdef_before_scop): Handle also the case of default definitions.
23390 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23392 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23393 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23394 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23396 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23397 Joey Ye <joey.ye@intel.com>
23399 PR middle-end/37843
23400 * cfgexpand.c (expand_stack_alignment): Don't update stack
23401 boundary nor check incoming stack boundary here.
23402 (gimple_expand_cfg): Update stack boundary and check incoming
23403 stack boundary here.
23405 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23407 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23409 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23411 PR rtl-optimization/38245
23412 * calls.c (expand_call): Add stack arguments to
23413 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23414 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23415 in regs and partially in memory or BLKmode arguments.
23416 (emit_library_call_value_1): Add stack arguments to
23417 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23418 ACCUMULATE_OUTGOING_ARGS).
23419 * dce.c: Include tm_p.h.
23420 (find_call_stack_args): New function.
23421 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23423 (mark_insn): Call find_call_stack_args for CALL_Ps.
23424 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23425 forwards. Allocate and free arg_stores bitmap if needed, pass it
23426 down to deletable_insn_p, don't mark stores set in arg_stores
23427 bitmap, clear the bitmap at the beginning of each bb.
23428 * Makefile.in (dce.o): Depend on $(TM_P_H).
23430 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23433 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23434 to make sure the insn is a conditional test (bug 22599). Reformat a
23437 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23439 PR middle-end/38431
23440 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23441 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23442 (gloog): Do not call cleanup_tree_cfg.
23443 (graphite_transform_loops): Call cleanup_tree_cfg after all
23444 scops have been code generated.
23446 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23447 * doc/gty.texi (Invoking the garbage collector): Added new node
23448 and section documenting ggc_collect.
23450 2009-01-14 Richard Guenther <rguenther@suse.de>
23452 PR tree-optimization/38826
23453 PR middle-end/38477
23454 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23455 initialization notes only if we actually emitted a warning.
23456 (intra_create_variable_infos): Add constraints for a result decl
23457 that is passed by hidden reference.
23458 (build_pred_graph): Mark all related variables non-direct on
23461 2009-01-14 Nick Clifton <nickc@redhat.com>
23463 * ira-conflicts.c: Include addresses.h for the definition of
23465 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23466 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23468 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23471 * Makefile.in (ira-lives.o): Add except.h.
23473 * ira-lives.c: Include except.h.
23474 (process_bb_node_lives): Process can_throw_internal.
23476 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23478 PR rtl-optimization/38774
23479 * combine.c (simplify_set): When undoing cc_use change, don't do
23480 PUT_CODE on the newly created comparison, but instead put back the
23483 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23485 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23486 values. Remove duplicate arm8 entry.
23488 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23490 PR tree-optimization/38786
23491 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23492 the SSA_NAME case of expand_scalar_variables_expr.
23493 Set the type of an expression to the type of its assign statement.
23494 (expand_scalar_variables_expr): Also gather the scalar computation
23495 used to index the memory access. Do not pass loop_p.
23496 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23497 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23498 the gimple_stmt_iterator where it inserts new code.
23499 Do not pass loop_p.
23500 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23501 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23503 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23505 * graphite.h (debug_value): Removed.
23506 * graphite.c (debug_value): Removed.
23508 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23510 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23511 ldrd/strd with two 32-bit instructions.
23513 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23515 * config/arm/arm.c (struct processors): Pass for speed down into
23516 cost helper functions.
23517 (const_ok_for_op): Handle COMPARE and inequality nodes.
23518 (arm_rtx_costs_1): Rewrite.
23519 (arm_size_rtx_costs): Update prototype.
23520 (arm_rtx_costs): Pass speed down to helper functions.
23521 (arm_slowmul_rtx_costs): Rework cost calculations.
23522 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23523 (arm_9e_rtx_costs): Likewise.
23525 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23527 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23528 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23529 (alpha_legitimize_address): Do not split local symbols wider than
23530 UNITS_PER_WORD into HIGH/LO_SUM parts.
23532 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23535 * gcc.c (process_command): Replace call to execvp with calls
23536 to pex_one and exit.
23538 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23541 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23542 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23543 variant for devices with 3-byte PC.
23544 (__tablejump_elpm__): New.
23546 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23549 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23550 offsetof member-designator, handle it as `[0].'.
23552 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23554 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23555 function when not using named sections on targets with named sections
23556 if branch distance is less than 262132.
23558 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23560 * combine.c (combine_instructions): Recompute
23561 optimize_this_for_speed_p for each BB in the main combine loop.
23563 2009-01-12 Tomas Bily <tbily@suse.cz>
23566 * tree-loop-distribution.c (prop_phis): New function.
23567 (generate_builtin): Call prop_phis.
23568 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23570 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23572 PR tree-optimization/38807
23573 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23574 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23576 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23578 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23579 subreg of op0 to the original op0.
23581 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23583 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23585 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23588 * mips-tfile.c (parse_def): Fix parsing of def strings
23589 starting with digits.
23591 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23594 * config/arm/arm.c (arm_is_long_call_p): Don't call
23595 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23597 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23599 * regrename.c (regrename_optimize): Fix dumping.
23600 (find_oldest_value_reg): Preserve REG_POINTER.
23601 (copy_hardreg_forward_1): Likewise.
23603 2009-01-09 Diego Novillo <dnovillo@google.com>
23605 * gimple.h (struct gimple_statement_base) <uid>: Document
23606 the restrictions on its use.
23607 (gimple_uid): Tidy.
23608 (gimple_set_uid): Tidy.
23610 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23612 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23613 zero guard even if align_bytes != 0 and count is smaller than
23616 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23618 PR rtl-optimization/38495
23619 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23620 (add_range_and_copies_from_move_list): Print all added ranges.
23621 Add ranges to memory optimized destination.
23623 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23627 * config/i386/i386.c (override_options): Reject
23628 -mstringop-strategy=rep_8byte with -m32.
23629 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23630 to 1. Do count comparison against epilogue_size_needed at compile
23631 time even when count_exp was constant forced into register. For
23632 size_needed don't jump to epilogue, instead just avoid aligning
23633 and invoke the body algorithm. If need_zero_guard, add zero guard
23634 even if count is non-zero, but smaller than size_needed + number of
23635 bytes that could be stored for alignment.
23636 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23637 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23638 but smaller than size_needed + number of bytes that could be stored
23639 for alignment. Compare size_needed with epilogue_size_needed instead
23640 of desired_align - align, don't adjust size_needed, pass
23641 epilogue_size_needed to the epilogue expanders.
23644 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23646 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23648 * pa.c (last_address): Change to unsigned.
23649 (update_total_code_bytes): Change argument to unsigned. Don't
23650 check if insn addresses are set.
23651 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23652 addresses are not set.
23653 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23655 2009-01-09 Nick Clifton <nickc@redhat.com>
23657 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23658 DECL_DECLARED_INLINE_P.
23660 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23662 PR middle-end/38347
23663 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23664 GET_MODE (op0) in operand_subword_force calls.
23666 PR middle-end/38771
23667 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23668 fold_convert arg0 operands to TREE_TYPE (op0) first.
23670 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23672 * params.def (ira-max-conflict-table-size): Decrease default value
23675 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23677 PR tree-optimization/37031
23678 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23680 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23681 allocate it using gc instead of heap, use VEC_quick_push instead of
23683 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23684 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23685 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23686 allocated vector from heap allocated.
23687 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23688 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23689 vector only after perfect_loop_nest_depth call.
23691 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23692 Jan Sjodin <jan.sjodin@amd.com>
23694 PR tree-optimization/38559
23695 * graphite.c (debug_value, copy_constraint,
23696 swap_constraint_variables, scale_constraint_variable, ): New.
23697 (get_lower_bound, get_upper_bound): Removed.
23698 (graphite_trans_bb_strip_mine): Clean up this code that works
23699 only for constant number of iterations. Fully copy upper and
23700 lower bound constraints, not only the constant part of them.
23701 * graphite.h (debug_value): Declared.
23703 2009-01-08 Ira Rosen <irar@il.ibm.com>
23705 PR tree-optimization/37194
23706 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23707 Don't add the cost of cost model guard in prologue to scalar
23708 outside cost in case of known number of iterations.
23710 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23711 Alan Modra <amodra@bigpond.net.au>
23713 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23714 non-word-aligned REG+CONST addressing.
23716 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23719 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23720 free_after_compilation when outputting a thunk.
23721 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23722 Do not call free_after_compilation here.
23724 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23726 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23727 (ix86_valid_target_attribute_inner_p): Ditto.
23729 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23731 PR tree-optimization/38492
23732 PR tree-optimization/38498
23733 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23734 * tree-chrec.h (scev_is_linear_expression): Declared.
23735 * graphite.c (graphite_cannot_represent_loop_niter): New.
23736 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23737 (graphite_loop_normal_form): Use gcc_assert.
23738 (scan_tree_for_params): Use CASE_CONVERT.
23739 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23740 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23741 Use gcc_assert. Discard scops that contain unhandled cases.
23742 (build_scop_conditions): Return a boolean status for unhandled cases.
23743 (strip_mine_profitable_p): Print the loop number, not its depth.
23744 (is_interchange_valid): Pass the depth of the loop nest, don't
23745 recompute it wrongly.
23746 (graphite_trans_bb_block): Same.
23747 (graphite_trans_bb_block): Print tentative of loop blocking.
23748 (graphite_trans_scop_block): Do not print that the loop has been
23750 (graphite_transform_loops): Do not handle scops that contain condition
23753 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23755 AVX Programming Reference (December, 2008)
23756 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23757 (_mm256_stream_pd): Likewise.
23758 (_mm256_stream_ps): Likewise.
23760 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23761 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23762 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23763 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23764 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23765 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23766 (ix86_expand_special_args_builtin): Likewise.
23768 * config/i386/sse.md (AVXMODEDI): New.
23769 (avx_movnt<mode>): Likewise.
23770 (avx_movnt<mode>): Likewise.
23771 (<sse>_movnt<mode>): Remove AVX support.
23772 (sse2_movntv2di): Likewise.
23774 2009-01-07 Richard Guenther <rguenther@suse.de>
23776 PR middle-end/38751
23777 * fold-const.c (extract_muldiv): Remove obsolete comment.
23778 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23779 to PLUS_EXPR canonicalization for the canonicalization.
23781 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23783 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23784 hosted cross-compilers generating less efficient code.
23786 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23788 * function.h (rtl_data): Add a dbr_scheduled_p field.
23789 * reorg.c (dbr_schedule): Set it.
23790 (gate_handle_delay_slots): Check it.
23791 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23792 (mips_reorg): Check flag_delayed_branch instead of
23793 mips_base_delayed_branch.
23794 (mips_override_options): Don't set mips_base_delayed_branch
23795 or flag_delayed_branch.
23797 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23799 PR rtl-optimization/38426.
23800 * ira.c (ira): Set current_function_is_leaf earlier.
23802 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23804 PR rtl-optimization/38722
23805 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23806 too early, only set a flag and modify after last possible
23809 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23812 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23813 * real.c (decimal_single_format): Correct values of emin and emax.
23814 (decimal_double_format): Ditto.
23815 (decimal_quad_format): Ditto.
23816 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23817 computation of DECnn_MIN and DECnn_MAX for corrected values of
23818 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23819 __DECnn_MIN__, and adjust its computation for the corrected value
23822 2009-01-06 Jan Hubicka <jh@suse.cz>
23825 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23827 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23829 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23830 Add Robert Clark to the list of testers.
23832 2009-01-06 Jan Hubicka <jh@suse.cz>
23833 Kai Tietz <kai.tietz@onevision.com>
23835 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23836 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23838 2009-01-06 Jan Hubicka <jh@suse.cz>
23839 Kai Tietz <kai.tietz@onevision.com>
23841 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23843 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23844 (ix86_nsaved_regs): Count only general purpose regs.
23845 (ix86_nsaved_sseregs): New.
23846 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23847 to 16 for w64; compute padding and size of sse reg save area.
23848 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23849 general purpose regs.
23850 (ix86_emit_save_sse_regs_using_mov): New.
23851 (ix86_expand_prologue): Save SSE regs if needed.
23852 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23853 (ix86_emit_restore_sse_regs_using_mov): New.
23854 (ix86_expand_epilogue): Save SSE regs if needed.
23856 2009-01-06 Jan Hubicka <jh@suse.cz>
23857 Kai Tietz <kai.tietz@onevision.com>
23859 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23860 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23861 functions when accumulate outgoing args is off.
23863 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23866 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23867 before using pseudos_have_intersected_live_ranges_p.
23869 * ira-int.h (ira_assert): Always define.
23871 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23873 AVX Programming Reference (December, 2008)
23874 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23875 (_mm256_permute2_pd): Likewise.
23876 (_mm_permute2_ps): Likewise.
23877 (_mm256_permute2_ps): Likewise.
23878 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23879 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23881 * config/i386/i386.c (ix86_builtins): Remove
23882 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23883 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23884 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23885 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23886 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23887 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23888 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23889 __builtin_ia32_vpermil2ps256.
23890 (ix86_init_mmx_sse_builtins): Updated.
23891 (ix86_expand_args_builtin): Likewise.
23893 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23895 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23896 long absolute calls when generating PA 2.0 code.
23898 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23900 PR rtl-optimization/38583
23901 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23903 * params.def (ira-max-conflict-table-size): New.
23905 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23907 * ira.h (ira_conflicts_p): New external definition.
23909 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23910 table. Report this. Return result of building.
23911 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23912 building conflict table.
23914 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23915 (ira_color): Use ira_conflicts_p.
23917 * global.c: Include ira.h.
23918 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23921 * Makefile.in (global.o): Add ira.h.
23923 * ira-build.c (mark_all_loops_for_removal,
23924 propagate_some_info_from_allocno): New.
23925 (remove_unnecessary_allocnos): Call
23926 propagate_some_info_from_allocno.
23927 (remove_low_level_allocnos): New.
23928 (remove_unnecessary_regions): Add parameter. Call
23929 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23930 parameter to remove_unnecessary_regions.
23931 (ira_build): Remove all regions but root if the conflict table was
23932 not built. Update conflict hard regs for allocnos crossing calls.
23934 * ira.c (ira_conflicts_p): New global.
23935 (ira): Define and use ira_conflicts_p.
23937 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23938 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23939 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23941 2009-01-06 Ben Elliston <bje@au.ibm.com>
23943 * gengtype-lex.l (YY_NO_INPUT): Define.
23945 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23948 * c-common.c (handle_vector_size_attribute): Also reject
23949 BOOLEAN_TYPE types.
23951 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23953 PR tree-optimization/38492
23954 * graphite.c (rename_map_elt, debug_rename_elt,
23955 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23956 rename_map_elt_info, eq_rename_map_elts,
23957 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23958 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
23959 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
23960 (sese_build_livein_liveouts): New.
23961 (new_sese, free_sese): New.
23962 (new_scop): Call new_sese.
23963 (free_scop): Call free_sese.
23964 (rename_variables_from_edge, rename_phis_end_scop): Removed.
23965 (register_old_new_names): Renamed register_old_and_new_names.
23966 (register_scop_liveout_renames, add_loop_exit_phis,
23967 insert_loop_close_phis, struct igp,
23968 default_liveout_before_guard, add_guard_exit_phis,
23969 insert_guard_phis, copy_renames): New.
23970 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
23971 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
23972 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
23973 (scop_adjust_phis_for_liveouts): New.
23974 (gloog): Call scop_adjust_phis_for_liveouts.
23976 * graphite.h (struct sese): Documented. Added fields liveout,
23977 num_ver and livein.
23978 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
23979 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
23980 (struct scop): Added field liveout_renames.
23981 (SCOP_LIVEOUT_RENAMES): New.
23983 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23985 PR tree-optimization/38510
23986 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
23987 (translate_clast): Call recompute_all_dominators before
23989 (gloog): Call recompute_all_dominators before graphite_verify.
23991 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23992 Jan Sjodin <jan.sjodin@amd.com>
23994 PR tree-optimization/38500
23995 * graphite.c (create_sese_edges): Call fix_loop_structure after
23998 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24000 * config.gcc: Add m32r*-*-rtems*.
24001 * config/m32r/rtems.h: New file.
24003 2009-01-05 Ben Elliston <bje@au.ibm.com>
24005 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24006 (.po.pox): Likewise.
24007 (po/gcc.pot): Likewise.
24009 2009-01-04 David S. Miller <davem@davemloft.net>
24011 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24012 (STARTING_FRAME_OFFSET): Always set to zero.
24014 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24016 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24017 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24018 fixed-point types, and vectors of the same.
24020 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24022 * config/mips/sync.md (*mb_barrier): Rename to...
24023 (*memory_barrier): ...this.
24025 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24027 * doc/extend.texi (Function Attributes): Move @cindex after @item
24028 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24029 and put in alphabetical order. Fix 'target' name and put in order.
24030 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24033 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24035 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24036 (memory_barrier): Expand as unspec instead of unspec_volatile.
24037 Remove mem:BLK from insn operands. Use Pmode scratch register.
24038 (*memory_barrier): Define as unspec instead of unspec_volatile.
24039 Use (match_dup 0) as input operand.
24041 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24042 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24043 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24044 scratch register. Remove operand 1.
24045 (*stbar): Define as unspec instead of unspec_volatile.
24046 Use (match_dup 0) as input operand, remove (const_int 8).
24047 (*membar): Define as unspec instead of unspec_volatile.
24048 Use (match_dup 0) as input operand, remove input operand 2.
24050 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24051 (memory_barrier): Expand as unspec instead of unspec_volatile.
24052 Remove mem:BLK from insn operands. Use Pmode scratch register.
24053 (*memory_barrier): Define as unspec instead of unspec_volatile.
24054 Use (match_dup 0) as input operand.
24056 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24057 Remove mem:BLK from insn operands. Use Pmode scratch register.
24058 Set volatile flag on operand 0.
24059 (*memory_barrier): New insn pattern.
24061 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24063 (*memory_barrier): Use (match_dup 0) as input operand.
24065 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24066 Remove mem:BLK from insn operands. Use Pmode scratch register.
24067 Set volatile flag on operand 0.
24068 (*mb_internal): New insn pattern.
24070 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24072 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24074 PR middle-end/38586
24075 * function.c (struct temp_slot): Move to the section of the file
24076 that deals with temp slots. Remove field 'address'.
24077 (temp_slot_address_table): New hash table of address -> temp slot.
24078 (struct temp_slot_address_entry): New struct, items for the table.
24079 (temp_slot_address_compute_hash, temp_slot_address_hash,
24080 temp_slot_address_eq, insert_temp_slot_address): Support functions
24082 (find_temp_slot_from_address): Rewrite to use the new hash table.
24083 (remove_unused_temp_slot_addresses): Remove addresses of temp
24084 slots that have been made available.
24085 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24086 worker function for remove_unused_temp_slot_addresses.
24087 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24088 Add the temp slot address to the address -> temp slot map.
24089 (update_temp_slot_address): Update via insert_temp_slot_address.
24090 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24091 (pop_temp_slots): Likewise.
24092 (init_temp_slots): Allocate the address -> temp slot map, or empty
24093 the map if it is already allocated.
24094 (prepare_function_start): Initialize temp slot processing.
24096 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24098 PR middle-end/38584
24099 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24100 Calculate the size of all stack vars assuming no packing of stack
24101 vars will happen, replacing a quadratic algorithm with a linear one.
24103 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24106 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24109 2009-01-03 Diego Novillo <dnovillo@google.com>
24111 * doc/contrib.texi: Update contributions.
24113 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24116 * builtins.c (fold_builtin_memory_op): Give up if either operand
24117 is volatile. Set srctype or desttype to non-qualified version
24121 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24122 and FUNCTION_DECLs.
24124 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24126 PR rtl-optimization/35805
24127 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24128 problem if fast dce is able to remove any instructions.
24129 * dce.c (dce_process_block): Fix dump message.
24131 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24134 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24136 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24138 PR middle-end/38690
24139 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24140 * tree-pretty-print.c (op_code_prio): New function.
24141 (op_prio): No longer static. Use op_code_prio.
24142 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24143 Use op_prio and op_code_prio to determine if () should be
24144 printed around operand(s) or not.
24146 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24147 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24148 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24149 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24150 pp_character instead of pp_string for single letter printing.
24152 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24154 * doc/extend.texi: Fix '#pragma GCC option' typo.
24156 2009-01-02 Richard Guenther <rguenther@suse.de>
24158 * doc/install.texi (--enable-checking): Mention different
24159 default for stage1.
24160 (--enable-stage1-checking): Document.
24162 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24164 PR middle-end/30142
24165 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24166 case to be an error.
24168 2009-01-02 Ben Elliston <bje@au.ibm.com>
24170 * config/fp-bit.h (pack_d): Constify argument.
24171 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24172 (isnan): Constify argument.
24174 (iszero): Likewise.
24175 (pack_d): Likewise.
24176 (_fpadd_parts): Constify return type.
24177 (_fpmul_parts): Likewise.
24178 (_fpdiv_parts): Likewise.
24180 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24183 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24184 warn about overwriting initializer with side-effects or
24185 -Woverride-init if !IMPLICIT.
24186 (output_init_element): Likewise. Pass IMPLICIT down to
24188 (process_init_element): Add IMPLICIT argument. Pass it down
24189 to output_init_element.
24190 (push_init_element, pop_init_level, set_designator): Adjust
24191 process_init_element callers.
24192 (set_nonincremental_init, set_nonincremental_init_from_string):
24193 Adjust add_pending_init callers.
24194 (output_pending_init_elements): Adjust output_init_element callers.
24195 * c-tree.h (process_init_element): Adjust prototype.
24196 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24197 process_init_element callers.
24200 Copyright (C) 2009 Free Software Foundation, Inc.
24202 Copying and distribution of this file, with or without modification,
24203 are permitted in any medium without royalty provided the copyright
24204 notice and this notice are preserved.